include/api.php

   1 <?php
   2 /**
   3  * @file include/api.php
   4  * Friendica implementation of statusnet/twitter API
   5  *
   6  * @todo Automatically detect if incoming data is HTML or BBCode
   7  */
   8         require_once('include/HTTPExceptions.php');
   9
  10         require_once('include/bbcode.php');
  11         require_once('include/datetime.php');
  12         require_once('include/conversation.php');
  13         require_once('include/oauth.php');
  14         require_once('include/html2plain.php');
  15         require_once('mod/share.php');
  16         require_once('include/Photo.php');
  17         require_once('mod/item.php');
  18         require_once('include/security.php');
  19         require_once('include/contact_selectors.php');
  20         require_once('include/html2bbcode.php');
  21         require_once('mod/wall_upload.php');
  22         require_once('mod/proxy.php');
  23         require_once('include/message.php');
  24         require_once('include/group.php');
  25         require_once('include/like.php');
  26         require_once('include/NotificationsManager.php');
  27         require_once('include/plaintext.php');
  28         require_once('include/xml.php');
  29
  30
  31         define('API_METHOD_ANY','*');
  32         define('API_METHOD_GET','GET');
  33         define('API_METHOD_POST','POST,PUT');
  34         define('API_METHOD_DELETE','POST,DELETE');
  35
  36
  37
  38         $API = Array();
  39         $called_api = Null;
  40
  41         /**
  42          * @brief Auth API user
  43          *
  44          * It is not sufficient to use local_user() to check whether someone is allowed to use the API,
  45          * because this will open CSRF holes (just embed an image with src=friendicasite.com/api/statuses/update?status=CSRF
  46          * into a page, and visitors will post something without noticing it).
  47          */
  48         function api_user() {
  49                 if ($_SESSION['allow_api'])
  50                         return local_user();
  51
  52                 return false;
  53         }
  54
  55         /**
  56          * @brief Get source name from API client
  57          *
  58          * Clients can send 'source' parameter to be show in post metadata
  59          * as "sent via <source>".
  60          * Some clients doesn't send a source param, we support ones we know
  61          * (only Twidere, atm)
  62          *
  63          * @return string
  64          *              Client source name, default to "api" if unset/unknown
  65          */
  66         function api_source() {
  67                 if (requestdata('source'))
  68                         return (requestdata('source'));
  69
  70                 // Support for known clients that doesn't send a source name
  71                 if (strstr($_SERVER['HTTP_USER_AGENT'], "Twidere"))
  72                         return ("Twidere");
  73
  74                 logger("Unrecognized user-agent ".$_SERVER['HTTP_USER_AGENT'], LOGGER_DEBUG);
  75
  76                 return ("api");
  77         }
  78
  79         /**
  80          * @brief Format date for API
  81          *
  82          * @param string $str Source date, as UTC
  83          * @return string Date in UTC formatted as "D M d H:i:s +0000 Y"
  84          */
  85         function api_date($str){
  86                 //Wed May 23 06:01:13 +0000 2007
  87                 return datetime_convert('UTC', 'UTC', $str, "D M d H:i:s +0000 Y" );
  88         }
  89
  90         /**
  91          * @brief Register API endpoint
  92          *
  93          * Register a function to be the endpont for defined API path.
  94          *
  95          * @param string $path API URL path, relative to App::get_baseurl()
  96          * @param string $func Function name to call on path request
  97          * @param bool $auth API need logged user
  98          * @param string $method
  99          *      HTTP method reqiured to call this endpoint.
 100          *      One of API_METHOD_ANY, API_METHOD_GET, API_METHOD_POST.
 101          *  Default to API_METHOD_ANY
 102          */
 103         function api_register_func($path, $func, $auth=false, $method=API_METHOD_ANY){
 104                 global $API;
 105                 $API[$path] = array(
 106                         'func'=>$func,
 107                         'auth'=>$auth,
 108                         'method'=> $method
 109                 );
 110
 111                 // Workaround for hotot
 112                 $path = str_replace("api/", "api/1.1/", $path);
 113                 $API[$path] = array(
 114                         'func'=>$func,
 115                         'auth'=>$auth,
 116                         'method'=> $method
 117                 );
 118         }
 119
 120         /**
 121          * @brief Login API user
 122          *
 123          * Log in user via OAuth1 or Simple HTTP Auth.
 124          * Simple Auth allow username in form of <pre>user@server</pre>, ignoring server part
 125          *
 126          * @param App $a
 127          * @hook 'authenticate'
 128          *              array $addon_auth
 129          *                      'username' => username from login form
 130          *                      'password' => password from login form
 131          *                      'authenticated' => return status,
 132          *                      'user_record' => return authenticated user record
 133          * @hook 'logged_in'
 134          *              array $user     logged user record
 135          */
 136         function api_login(&$a){
 137                 // login with oauth
 138                 try{
 139                         $oauth = new FKOAuth1();
 140                         list($consumer,$token) = $oauth->verify_request(OAuthRequest::from_request());
 141                         if (!is_null($token)){
 142                                 $oauth->loginUser($token->uid);
 143                                 call_hooks('logged_in', $a->user);
 144                                 return;
 145                         }
 146                         echo __file__.__line__.__function__."<pre>"; var_dump($consumer, $token); die();
 147                 }catch(Exception $e){
 148                         logger($e);
 149                 }
 150
 151
 152
 153                 // workaround for HTTP-auth in CGI mode
 154                 if(x($_SERVER,'REDIRECT_REMOTE_USER')) {
 155                         $userpass = base64_decode(substr($_SERVER["REDIRECT_REMOTE_USER"],6)) ;
 156                         if(strlen($userpass)) {
 157                                 list($name, $password) = explode(':', $userpass);
 158                                 $_SERVER['PHP_AUTH_USER'] = $name;
 159                                 $_SERVER['PHP_AUTH_PW'] = $password;
 160                         }
 161                 }
 162
 163                 if (!isset($_SERVER['PHP_AUTH_USER'])) {
 164                         logger('API_login: ' . print_r($_SERVER,true), LOGGER_DEBUG);
 165                         header('WWW-Authenticate: Basic realm="Friendica"');
 166                         throw new UnauthorizedException("This API requires login");
 167                 }
 168
 169                 $user = $_SERVER['PHP_AUTH_USER'];
 170                 $password = $_SERVER['PHP_AUTH_PW'];
 171                 $encrypted = hash('whirlpool',trim($password));
 172
 173                 // allow "user@server" login (but ignore 'server' part)
 174                 $at=strstr($user, "@", true);
 175                 if ( $at ) $user=$at;
 176
 177                 /**
 178                  *  next code from mod/auth.php. needs better solution
 179                  */
 180                 $record = null;
 181
 182                 $addon_auth = array(
 183                         'username' => trim($user),
 184                         'password' => trim($password),
 185                         'authenticated' => 0,
 186                         'user_record' => null
 187                 );
 188
 189                 /**
 190                  *
 191                  * A plugin indicates successful login by setting 'authenticated' to non-zero value and returning a user record
 192                  * Plugins should never set 'authenticated' except to indicate success - as hooks may be chained
 193                  * and later plugins should not interfere with an earlier one that succeeded.
 194                  *
 195                  */
 196
 197                 call_hooks('authenticate', $addon_auth);
 198
 199                 if(($addon_auth['authenticated']) && (count($addon_auth['user_record']))) {
 200                         $record = $addon_auth['user_record'];
 201                 }
 202                 else {
 203                         // process normal login request
 204
 205                         $r = q("SELECT * FROM `user` WHERE (`email` = '%s' OR `nickname` = '%s')
 206                                 AND `password` = '%s' AND NOT `blocked` AND NOT `account_expired` AND NOT `account_removed` AND `verified` LIMIT 1",
 207                                 dbesc(trim($user)),
 208                                 dbesc(trim($user)),
 209                                 dbesc($encrypted)
 210                         );
 211                         if(count($r))
 212                                 $record = $r[0];
 213                 }
 214
 215                 if((! $record) || (! count($record))) {
 216                         logger('API_login failure: ' . print_r($_SERVER,true), LOGGER_DEBUG);
 217                         header('WWW-Authenticate: Basic realm="Friendica"');
 218                         #header('HTTP/1.0 401 Unauthorized');
 219                         #die('This api requires login');
 220                         throw new UnauthorizedException("This API requires login");
 221                 }
 222
 223                 authenticate_success($record);
 224
 225                 $_SESSION["allow_api"] = true;
 226
 227                 call_hooks('logged_in', $a->user);
 228
 229         }
 230
 231         /**
 232          * @brief Check HTTP method of called API
 233          *
 234          * API endpoints can define which HTTP method to accept when called.
 235          * This function check the current HTTP method agains endpoint
 236          * registered method.
 237          *
 238          * @param string $method Required methods, uppercase, separated by comma
 239          * @return bool
 240          */
 241          function api_check_method($method) {
 242                 if ($method=="*") return True;
 243                 return strpos($method, $_SERVER['REQUEST_METHOD']) !== false;
 244          }
 245
 246         /**
 247          * @brief Main API entry point
 248          *
 249          * Authenticate user, call registered API function, set HTTP headers
 250          *
 251          * @param App $a
 252          * @return string API call result
 253          */
 254         function api_call(&$a){
 255                 GLOBAL $API, $called_api;
 256
 257                 $type="json";
 258                 if (strpos($a->query_string, ".xml")>0) $type="xml";
 259                 if (strpos($a->query_string, ".json")>0) $type="json";
 260                 if (strpos($a->query_string, ".rss")>0) $type="rss";
 261                 if (strpos($a->query_string, ".atom")>0) $type="atom";
 262                 try {
 263                         foreach ($API as $p=>$info){
 264                                 if (strpos($a->query_string, $p)===0){
 265                                         if (!api_check_method($info['method'])){
 266                                                 throw new MethodNotAllowedException();
 267                                         }
 268
 269                                         $called_api= explode("/",$p);
 270                                         //unset($_SERVER['PHP_AUTH_USER']);
 271                                         if ($info['auth']===true && api_user()===false) {
 272                                                         api_login($a);
 273                                         }
 274
 275                                         logger('API call for ' . $a->user['username'] . ': ' . $a->query_string);
 276                                         logger('API parameters: ' . print_r($_REQUEST,true));
 277
 278                                         $stamp =  microtime(true);
 279                                         $r = call_user_func($info['func'], $type);
 280                                         $duration = (float)(microtime(true)-$stamp);
 281                                         logger("API call duration: ".round($duration, 2)."\t".$a->query_string, LOGGER_DEBUG);
 282
 283                                         if (get_config("system", "profiler")) {
 284                                                 $duration = microtime(true)-$a->performance["start"];
 285
 286                                                 logger(parse_url($a->query_string, PHP_URL_PATH).": ".sprintf("Database: %s/%s, Network: %s, I/O: %s, Other: %s, Total: %s",
 287                                                         round($a->performance["database"] - $a->performance["database_write"], 3),
 288                                                         round($a->performance["database_write"], 3),
 289                                                         round($a->performance["network"], 2),
 290                                                         round($a->performance["file"], 2),
 291                                                         round($duration - ($a->performance["database"] + $a->performance["network"]
 292                                                                 + $a->performance["file"]), 2),
 293                                                         round($duration, 2)),
 294                                                         LOGGER_DEBUG);
 295
 296                                                 if (get_config("rendertime", "callstack")) {
 297                                                         $o = "Database Read:\n";
 298                                                         foreach ($a->callstack["database"] AS $func => $time) {
 299                                                                 $time = round($time, 3);
 300                                                                 if ($time > 0)
 301                                                                         $o .= $func.": ".$time."\n";
 302                                                         }
 303                                                         $o .= "\nDatabase Write:\n";
 304                                                         foreach ($a->callstack["database_write"] AS $func => $time) {
 305                                                                 $time = round($time, 3);
 306                                                                 if ($time > 0)
 307                                                                         $o .= $func.": ".$time."\n";
 308                                                         }
 309
 310                                                         $o .= "\nNetwork:\n";
 311                                                         foreach ($a->callstack["network"] AS $func => $time) {
 312                                                                 $time = round($time, 3);
 313                                                                 if ($time > 0)
 314                                                                         $o .= $func.": ".$time."\n";
 315                                                         }
 316                                                         logger($o, LOGGER_DEBUG);
 317                                                 }
 318                                         }
 319
 320
 321                                         if ($r===false) {
 322                                                 // api function returned false withour throw an
 323                                                 // exception. This should not happend, throw a 500
 324                                                 throw new InternalServerErrorException();
 325                                         }
 326
 327                                         switch($type){
 328                                                 case "xml":
 329                                                         header ("Content-Type: text/xml");
 330                                                         return $r;
 331                                                         break;
 332                                                 case "json":
 333                                                         header ("Content-Type: application/json");
 334                                                         foreach($r as $rr)
 335                                                                 $json = json_encode($rr);
 336                                                                 if ($_GET['callback'])
 337                                                                         $json = $_GET['callback']."(".$json.")";
 338                                                                 return $json;
 339                                                         break;
 340                                                 case "rss":
 341                                                         header ("Content-Type: application/rss+xml");
 342                                                         return '<?xml version="1.0" encoding="UTF-8"?>'."\n".$r;
 343                                                         break;
 344                                                 case "atom":
 345                                                         header ("Content-Type: application/atom+xml");
 346                                                         return '<?xml version="1.0" encoding="UTF-8"?>'."\n".$r;
 347                                                         break;
 348
 349                                         }
 350                                 }
 351                         }
 352                         throw new NotImplementedException();
 353                 } catch (HTTPException $e) {
 354                         header("HTTP/1.1 {$e->httpcode} {$e->httpdesc}");
 355                         return api_error($type, $e);
 356                 }
 357         }
 358
 359         /**
 360          * @brief Format API error string
 361          *
 362          * @param string $type Return type (xml, json, rss, as)
 363          * @param HTTPException $error Error object
 364          * @return strin error message formatted as $type
 365          */
 366         function api_error($type, $e) {
 367
 368                 $a = get_app();
 369
 370                 $error = ($e->getMessage()!==""?$e->getMessage():$e->httpdesc);
 371                 # TODO:  https://dev.twitter.com/overview/api/response-codes
 372
 373                 $error = array("error" => $error,
 374                                 "code" => $e->httpcode." ".$e->httpdesc,
 375                                 "request" => $a->query_string);
 376
 377                 $ret = api_format_data('status', $type, array('status' => $error));
 378
 379                 switch($type){
 380                         case "xml":
 381                                 header ("Content-Type: text/xml");
 382                                 return $ret;
 383                                 break;
 384                         case "json":
 385                                 header ("Content-Type: application/json");
 386                                 return json_encode($ret);
 387                                 break;
 388                         case "rss":
 389                                 header ("Content-Type: application/rss+xml");
 390                                 return $ret;
 391                                 break;
 392                         case "atom":
 393                                 header ("Content-Type: application/atom+xml");
 394                                 return $ret;
 395                                 break;
 396                 }
 397         }
 398
 399         /**
 400          * @brief Set values for RSS template
 401          *
 402          * @param App $a
 403          * @param array $arr Array to be passed to template
 404          * @param array $user_info
 405          * @return array
 406          */
 407         function api_rss_extra(&$a, $arr, $user_info){
 408                 if (is_null($user_info)) $user_info = api_get_user($a);
 409                 $arr['$user'] = $user_info;
 410                 $arr['$rss'] = array(
 411                         'alternate' => $user_info['url'],
 412                         'self' => App::get_baseurl(). "/". $a->query_string,
 413                         'base' => App::get_baseurl(),
 414                         'updated' => api_date(null),
 415                         'atom_updated' => datetime_convert('UTC','UTC','now',ATOM_TIME),
 416                         'language' => $user_info['language'],
 417                         'logo'  => App::get_baseurl()."/images/friendica-32.png",
 418                 );
 419
 420                 return $arr;
 421         }
 422
 423
 424         /**
 425          * @brief Unique contact to contact url.
 426          *
 427          * @param int $id Contact id
 428          * @return bool|string
 429          *              Contact url or False if contact id is unknown
 430          */
 431         function api_unique_id_to_url($id){
 432                 $r = q("SELECT `url` FROM `contact` WHERE `uid` = 0 AND `id` = %d LIMIT 1",
 433                         intval($id));
 434                 if ($r)
 435                         return ($r[0]["url"]);
 436                 else
 437                         return false;
 438         }
 439
 440         /**
 441          * @brief Get user info array.
 442          *
 443          * @param Api $a
 444          * @param int|string $contact_id Contact ID or URL
 445          * @param string $type Return type (for errors)
 446          */
 447         function api_get_user(&$a, $contact_id = Null, $type = "json"){
 448                 global $called_api;
 449                 $user = null;
 450                 $extra_query = "";
 451                 $url = "";
 452                 $nick = "";
 453
 454                 logger("api_get_user: Fetching user data for user ".$contact_id, LOGGER_DEBUG);
 455
 456                 // Searching for contact URL
 457                 if(!is_null($contact_id) AND (intval($contact_id) == 0)){
 458                         $user = dbesc(normalise_link($contact_id));
 459                         $url = $user;
 460                         $extra_query = "AND `contact`.`nurl` = '%s' ";
 461                         if (api_user()!==false)  $extra_query .= "AND `contact`.`uid`=".intval(api_user());
 462                 }
 463
 464                 // Searching for contact id with uid = 0
 465                 if(!is_null($contact_id) AND (intval($contact_id) != 0)){
 466                         $user = dbesc(api_unique_id_to_url($contact_id));
 467
 468                         if ($user == "")
 469                                 throw new BadRequestException("User not found.");
 470
 471                         $url = $user;
 472                         $extra_query = "AND `contact`.`nurl` = '%s' ";
 473                         if (api_user()!==false)  $extra_query .= "AND `contact`.`uid`=".intval(api_user());
 474                 }
 475
 476                 if(is_null($user) && x($_GET, 'user_id')) {
 477                         $user = dbesc(api_unique_id_to_url($_GET['user_id']));
 478
 479                         if ($user == "")
 480                                 throw new BadRequestException("User not found.");
 481
 482                         $url = $user;
 483                         $extra_query = "AND `contact`.`nurl` = '%s' ";
 484                         if (api_user()!==false)  $extra_query .= "AND `contact`.`uid`=".intval(api_user());
 485                 }
 486                 if(is_null($user) && x($_GET, 'screen_name')) {
 487                         $user = dbesc($_GET['screen_name']);
 488                         $nick = $user;
 489                         $extra_query = "AND `contact`.`nick` = '%s' ";
 490                         if (api_user()!==false)  $extra_query .= "AND `contact`.`uid`=".intval(api_user());
 491                 }
 492
 493                 if (is_null($user) AND ($a->argc > (count($called_api)-1)) AND (count($called_api) > 0)){
 494                         $argid = count($called_api);
 495                         list($user, $null) = explode(".",$a->argv[$argid]);
 496                         if(is_numeric($user)){
 497                                 $user = dbesc(api_unique_id_to_url($user));
 498
 499                                 if ($user == "")
 500                                         return false;
 501
 502                                 $url = $user;
 503                                 $extra_query = "AND `contact`.`nurl` = '%s' ";
 504                                 if (api_user()!==false)  $extra_query .= "AND `contact`.`uid`=".intval(api_user());
 505                         } else {
 506                                 $user = dbesc($user);
 507                                 $nick = $user;
 508                                 $extra_query = "AND `contact`.`nick` = '%s' ";
 509                                 if (api_user()!==false)  $extra_query .= "AND `contact`.`uid`=".intval(api_user());
 510                         }
 511                 }
 512
 513                 logger("api_get_user: user ".$user, LOGGER_DEBUG);
 514
 515                 if (!$user) {
 516                         if (api_user()===false) {
 517                                 api_login($a);
 518                                 return False;
 519                         } else {
 520                                 $user = $_SESSION['uid'];
 521                                 $extra_query = "AND `contact`.`uid` = %d AND `contact`.`self` ";
 522                         }
 523
 524                 }
 525
 526                 logger('api_user: ' . $extra_query . ', user: ' . $user);
 527                 // user info
 528                 $uinfo = q("SELECT *, `contact`.`id` as `cid` FROM `contact`
 529                                 WHERE 1
 530                                 $extra_query",
 531                                 $user
 532                 );
 533
 534                 // Selecting the id by priority, friendica first
 535                 api_best_nickname($uinfo);
 536
 537                 // if the contact wasn't found, fetch it from the contacts with uid = 0
 538                 if (count($uinfo)==0) {
 539                         $r = array();
 540
 541                         if ($url != "")
 542                                 $r = q("SELECT * FROM `contact` WHERE `uid` = 0 AND `nurl` = '%s' LIMIT 1", dbesc(normalise_link($url)));
 543
 544                         if ($r) {
 545                                 $network_name = network_to_name($r[0]['network'], $r[0]['url']);
 546
 547                                 // If no nick where given, extract it from the address
 548                                 if (($r[0]['nick'] == "") OR ($r[0]['name'] == $r[0]['nick']))
 549                                         $r[0]['nick'] = api_get_nick($r[0]["url"]);
 550
 551                                 $ret = array(
 552                                         'id' => $r[0]["id"],
 553                                         'id_str' => (string) $r[0]["id"],
 554                                         'name' => $r[0]["name"],
 555                                         'screen_name' => (($r[0]['nick']) ? $r[0]['nick'] : $r[0]['name']),
 556                                         'location' => ($r[0]["location"] != "") ? $r[0]["location"] : $network_name,
 557                                         'description' => $r[0]["about"],
 558                                         'profile_image_url' => $r[0]["micro"],
 559                                         'profile_image_url_https' => $r[0]["micro"],
 560                                         'url' => $r[0]["url"],
 561                                         'protected' => false,
 562                                         'followers_count' => 0,
 563                                         'friends_count' => 0,
 564                                         'listed_count' => 0,
 565                                         'created_at' => api_date($r[0]["created"]),
 566                                         'favourites_count' => 0,
 567                                         'utc_offset' => 0,
 568                                         'time_zone' => 'UTC',
 569                                         'geo_enabled' => false,
 570                                         'verified' => false,
 571                                         'statuses_count' => 0,
 572                                         'lang' => '',
 573                                         'contributors_enabled' => false,
 574                                         'is_translator' => false,
 575                                         'is_translation_enabled' => false,
 576                                         'following' => false,
 577                                         'follow_request_sent' => false,
 578                                         'statusnet_blocking' => false,
 579                                         'notifications' => false,
 580                                         'statusnet_profile_url' => $r[0]["url"],
 581                                         'uid' => 0,
 582                                         'cid' => get_contact($r[0]["url"], api_user(), true),
 583                                         'self' => 0,
 584                                         'network' => $r[0]["network"],
 585                                 );
 586
 587                                 return $ret;
 588                         } else {
 589                                 throw new BadRequestException("User not found.");
 590                         }
 591                 }
 592
 593                 if($uinfo[0]['self']) {
 594
 595                         if ($uinfo[0]['network'] == "")
 596                                 $uinfo[0]['network'] = NETWORK_DFRN;
 597
 598                         $usr = q("select * from user where uid = %d limit 1",
 599                                 intval(api_user())
 600                         );
 601                         $profile = q("select * from profile where uid = %d and `is-default` = 1 limit 1",
 602                                 intval(api_user())
 603                         );
 604
 605                         // Counting is deactivated by now, due to performance issues
 606                         // count public wall messages
 607                         //$r = q("SELECT COUNT(*) as `count` FROM `item` WHERE `uid` = %d AND `wall`",
 608                         //              intval($uinfo[0]['uid'])
 609                         //);
 610                         //$countitms = $r[0]['count'];
 611                         $countitms = 0;
 612                 } else {
 613                         // Counting is deactivated by now, due to performance issues
 614                         //$r = q("SELECT count(*) as `count` FROM `item`
 615                         //              WHERE  `contact-id` = %d",
 616                         //              intval($uinfo[0]['id'])
 617                         //);
 618                         //$countitms = $r[0]['count'];
 619                         $countitms = 0;
 620                 }
 621 /*
 622                 // Counting is deactivated by now, due to performance issues
 623                 // count friends
 624                 $r = q("SELECT count(*) as `count` FROM `contact`
 625                                 WHERE  `uid` = %d AND `rel` IN ( %d, %d )
 626                                 AND `self`=0 AND `blocked`=0 AND `hidden`=0",
 627                                 intval($uinfo[0]['uid']),
 628                                 intval(CONTACT_IS_SHARING),
 629                                 intval(CONTACT_IS_FRIEND)
 630                 );
 631                 $countfriends = $r[0]['count'];
 632
 633                 $r = q("SELECT count(*) as `count` FROM `contact`
 634                                 WHERE  `uid` = %d AND `rel` IN ( %d, %d )
 635                                 AND `self`=0 AND `blocked`=0 AND `hidden`=0",
 636                                 intval($uinfo[0]['uid']),
 637                                 intval(CONTACT_IS_FOLLOWER),
 638                                 intval(CONTACT_IS_FRIEND)
 639                 );
 640                 $countfollowers = $r[0]['count'];
 641
 642                 $r = q("SELECT count(*) as `count` FROM item where starred = 1 and uid = %d and deleted = 0",
 643                         intval($uinfo[0]['uid'])
 644                 );
 645                 $starred = $r[0]['count'];
 646
 647
 648                 if(! $uinfo[0]['self']) {
 649                         $countfriends = 0;
 650                         $countfollowers = 0;
 651                         $starred = 0;
 652                 }
 653 */
 654                 $countfriends = 0;
 655                 $countfollowers = 0;
 656                 $starred = 0;
 657
 658                 // Add a nick if it isn't present there
 659                 if (($uinfo[0]['nick'] == "") OR ($uinfo[0]['name'] == $uinfo[0]['nick'])) {
 660                         $uinfo[0]['nick'] = api_get_nick($uinfo[0]["url"]);
 661                 }
 662
 663                 $network_name = network_to_name($uinfo[0]['network'], $uinfo[0]['url']);
 664
 665                 $pcontact_id  = get_contact($uinfo[0]['url'], 0, true);
 666
 667                 $ret = Array(
 668                         'id' => intval($pcontact_id),
 669                         'id_str' => (string) intval($pcontact_id),
 670                         'name' => (($uinfo[0]['name']) ? $uinfo[0]['name'] : $uinfo[0]['nick']),
 671                         'screen_name' => (($uinfo[0]['nick']) ? $uinfo[0]['nick'] : $uinfo[0]['name']),
 672                         'location' => ($usr) ? $usr[0]['default-location'] : $network_name,
 673                         'description' => (($profile) ? $profile[0]['pdesc'] : NULL),
 674                         'profile_image_url' => $uinfo[0]['micro'],
 675                         'profile_image_url_https' => $uinfo[0]['micro'],
 676                         'url' => $uinfo[0]['url'],
 677                         'protected' => false,
 678                         'followers_count' => intval($countfollowers),
 679                         'friends_count' => intval($countfriends),
 680                         'listed_count' => 0,
 681                         'created_at' => api_date($uinfo[0]['created']),
 682                         'favourites_count' => intval($starred),
 683                         'utc_offset' => "0",
 684                         'time_zone' => 'UTC',
 685                         'geo_enabled' => false,
 686                         'verified' => true,
 687                         'statuses_count' => intval($countitms),
 688                         'lang' => '',
 689                         'contributors_enabled' => false,
 690                         'is_translator' => false,
 691                         'is_translation_enabled' => false,
 692                         'following' => (($uinfo[0]['rel'] == CONTACT_IS_FOLLOWER) OR ($uinfo[0]['rel'] == CONTACT_IS_FRIEND)),
 693                         'follow_request_sent' => false,
 694                         'statusnet_blocking' => false,
 695                         'notifications' => false,
 696                         //'statusnet_profile_url' => App::get_baseurl()."/contacts/".$uinfo[0]['cid'],
 697                         'statusnet_profile_url' => $uinfo[0]['url'],
 698                         'uid' => intval($uinfo[0]['uid']),
 699                         'cid' => intval($uinfo[0]['cid']),
 700                         'self' => $uinfo[0]['self'],
 701                         'network' => $uinfo[0]['network'],
 702                 );
 703
 704                 return $ret;
 705
 706         }
 707
 708         /**
 709          * @brief return api-formatted array for item's author and owner
 710          *
 711          * @param App $a
 712          * @param array $item : item from db
 713          * @return array(array:author, array:owner)
 714          */
 715         function api_item_get_user(&$a, $item) {
 716
 717                 $status_user = api_get_user($a, $item["author-link"]);
 718
 719                 $status_user["protected"] = (($item["allow_cid"] != "") OR
 720                                                 ($item["allow_gid"] != "") OR
 721                                                 ($item["deny_cid"] != "") OR
 722                                                 ($item["deny_gid"] != "") OR
 723                                                 $item["private"]);
 724
 725                 $owner_user = api_get_user($a, $item["owner-link"]);
 726
 727                 return (array($status_user, $owner_user));
 728         }
 729
 730         /**
 731          * @brief walks recursively through an array with the possibility to change value and key
 732          *
 733          * @param array $array The array to walk through
 734          * @param string $callback The callback function
 735          *
 736          * @return array the transformed array
 737          */
 738         function api_walk_recursive(array &$array, callable $callback) {
 739
 740                 $new_array = array();
 741
 742                 foreach ($array as $k => $v) {
 743                         if (is_array($v)) {
 744                                 if ($callback($v, $k))
 745                                         $new_array[$k] = api_walk_recursive($v, $callback);
 746                         } else {
 747                                 if ($callback($v, $k))
 748                                         $new_array[$k] = $v;
 749                         }
 750                 }
 751                 $array = $new_array;
 752
 753                 return $array;
 754         }
 755
 756         /**
 757          * @brief Callback function to transform the array in an array that can be transformed in a XML file
 758          *
 759          * @param variant $item Array item value
 760          * @param string $key Array key
 761          *
 762          * @return boolean Should the array item be deleted?
 763          */
 764         function api_reformat_xml(&$item, &$key) {
 765                 if (is_bool($item))
 766                         $item = ($item ? "true" : "false");
 767
 768                 if (substr($key, 0, 10) == "statusnet_")
 769                         $key = "statusnet:".substr($key, 10);
 770                 elseif (substr($key, 0, 10) == "friendica_")
 771                         $key = "friendica:".substr($key, 10);
 772                 //else
 773                 //      $key = "default:".$key;
 774
 775                 return true;
 776         }
 777
 778         /**
 779          * @brief Creates the XML from a JSON style array
 780          *
 781          * @param array $data JSON style array
 782          * @param string $root_element Name of the root element
 783          *
 784          * @return string The XML data
 785          */
 786         function api_create_xml($data, $root_element) {
 787                 $childname = key($data);
 788                 $data2 = array_pop($data);
 789                 $key = key($data2);
 790
 791                 $namespaces = array("" => "http://api.twitter.com",
 792                                         "statusnet" => "http://status.net/schema/api/1/",
 793                                         "friendica" => "http://friendi.ca/schema/api/1/",
 794                                         "georss" => "http://www.georss.org/georss");
 795
 796                 /// @todo Auto detection of needed namespaces
 797                 if (in_array($root_element, array("ok", "hash", "config", "version", "ids", "notes", "photos")))
 798                         $namespaces = array();
 799
 800                 if (is_array($data2))
 801                         api_walk_recursive($data2, "api_reformat_xml");
 802
 803                 if ($key == "0") {
 804                         $data4 = array();
 805                         $i = 1;
 806
 807                         foreach ($data2 AS $item)
 808                                 $data4[$i++.":".$childname] = $item;
 809
 810                         $data2 = $data4;
 811                 }
 812
 813                 $data3 = array($root_element => $data2);
 814
 815                 $ret = xml::from_array($data3, $xml, false, $namespaces);
 816                 return $ret;
 817         }
 818
 819         /**
 820          * @brief Formats the data according to the data type
 821          *
 822          * @param string $root_element Name of the root element
 823          * @param string $type Return type (atom, rss, xml, json)
 824          * @param array $data JSON style array
 825          *
 826          * @return (string|object) XML data or JSON data
 827          */
 828         function api_format_data($root_element, $type, $data){
 829
 830                 $a = get_app();
 831
 832                 switch($type){
 833                         case "atom":
 834                         case "rss":
 835                         case "xml":
 836                                 $ret = api_create_xml($data, $root_element);
 837                                 break;
 838                         case "json":
 839                                 $ret = $data;
 840                                 break;
 841                 }
 842
 843                 return $ret;
 844         }
 845
 846         /**
 847          ** TWITTER API
 848          */
 849
 850         /**
 851          * Returns an HTTP 200 OK response code and a representation of the requesting user if authentication was successful;
 852          * returns a 401 status code and an error message if not.
 853          * http://developer.twitter.com/doc/get/account/verify_credentials
 854          */
 855         function api_account_verify_credentials($type){
 856
 857                 $a = get_app();
 858
 859                 if (api_user()===false) throw new ForbiddenException();
 860
 861                 unset($_REQUEST["user_id"]);
 862                 unset($_GET["user_id"]);
 863
 864                 unset($_REQUEST["screen_name"]);
 865                 unset($_GET["screen_name"]);
 866
 867                 $skip_status = (x($_REQUEST,'skip_status')?$_REQUEST['skip_status']:false);
 868
 869                 $user_info = api_get_user($a);
 870
 871                 // "verified" isn't used here in the standard
 872                 unset($user_info["verified"]);
 873
 874                 // - Adding last status
 875                 if (!$skip_status) {
 876                         $user_info["status"] = api_status_show("raw");
 877                         if (!count($user_info["status"]))
 878                                 unset($user_info["status"]);
 879                         else
 880                                 unset($user_info["status"]["user"]);
 881                 }
 882
 883                 // "uid" and "self" are only needed for some internal stuff, so remove it from here
 884                 unset($user_info["uid"]);
 885                 unset($user_info["self"]);
 886
 887                 return api_format_data("user", $type, array('user' => $user_info));
 888
 889         }
 890         api_register_func('api/account/verify_credentials','api_account_verify_credentials', true);
 891
 892
 893         /**
 894          * get data from $_POST or $_GET
 895          */
 896         function requestdata($k){
 897                 if (isset($_POST[$k])){
 898                         return $_POST[$k];
 899                 }
 900                 if (isset($_GET[$k])){
 901                         return $_GET[$k];
 902                 }
 903                 return null;
 904         }
 905
 906 /*Waitman Gobble Mod*/
 907         function api_statuses_mediap($type) {
 908
 909                 $a = get_app();
 910
 911                 if (api_user()===false) {
 912                         logger('api_statuses_update: no user');
 913                         throw new ForbiddenException();
 914                 }
 915                 $user_info = api_get_user($a);
 916
 917                 $_REQUEST['type'] = 'wall';
 918                 $_REQUEST['profile_uid'] = api_user();
 919                 $_REQUEST['api_source'] = true;
 920                 $txt = requestdata('status');
 921                 //$txt = urldecode(requestdata('status'));
 922
 923                 if((strpos($txt,'<') !== false) || (strpos($txt,'>') !== false)) {
 924
 925                         $txt = html2bb_video($txt);
 926                         $config = HTMLPurifier_Config::createDefault();
 927                         $config->set('Cache.DefinitionImpl', null);
 928                         $purifier = new HTMLPurifier($config);
 929                         $txt = $purifier->purify($txt);
 930                 }
 931                 $txt = html2bbcode($txt);
 932
 933                 $a->argv[1]=$user_info['screen_name']; //should be set to username?
 934
 935                 $_REQUEST['hush']='yeah'; //tell wall_upload function to return img info instead of echo
 936                 $bebop = wall_upload_post($a);
 937
 938                 //now that we have the img url in bbcode we can add it to the status and insert the wall item.
 939                 $_REQUEST['body']=$txt."\n\n".$bebop;
 940                 item_post($a);
 941
 942                 // this should output the last post (the one we just posted).
 943                 return api_status_show($type);
 944         }
 945         api_register_func('api/statuses/mediap','api_statuses_mediap', true, API_METHOD_POST);
 946 /*Waitman Gobble Mod*/
 947
 948
 949         function api_statuses_update($type) {
 950
 951                 $a = get_app();
 952
 953                 if (api_user()===false) {
 954                         logger('api_statuses_update: no user');
 955                         throw new ForbiddenException();
 956                 }
 957
 958                 $user_info = api_get_user($a);
 959
 960                 // convert $_POST array items to the form we use for web posts.
 961
 962                 // logger('api_post: ' . print_r($_POST,true));
 963
 964                 if(requestdata('htmlstatus')) {
 965                         $txt = requestdata('htmlstatus');
 966                         if((strpos($txt,'<') !== false) || (strpos($txt,'>') !== false)) {
 967                                 $txt = html2bb_video($txt);
 968
 969                                 $config = HTMLPurifier_Config::createDefault();
 970                                 $config->set('Cache.DefinitionImpl', null);
 971
 972                                 $purifier = new HTMLPurifier($config);
 973                                 $txt = $purifier->purify($txt);
 974
 975                                 $_REQUEST['body'] = html2bbcode($txt);
 976                         }
 977
 978                 } else
 979                         $_REQUEST['body'] = requestdata('status');
 980
 981                 $_REQUEST['title'] = requestdata('title');
 982
 983                 $parent = requestdata('in_reply_to_status_id');
 984
 985                 // Twidere sends "-1" if it is no reply ...
 986                 if ($parent == -1)
 987                         $parent = "";
 988
 989                 if(ctype_digit($parent))
 990                         $_REQUEST['parent'] = $parent;
 991                 else
 992                         $_REQUEST['parent_uri'] = $parent;
 993
 994                 if(requestdata('lat') && requestdata('long'))
 995                         $_REQUEST['coord'] = sprintf("%s %s",requestdata('lat'),requestdata('long'));
 996                 $_REQUEST['profile_uid'] = api_user();
 997
 998                 if($parent)
 999                         $_REQUEST['type'] = 'net-comment';
1000                 else {
1001                         // Check for throttling (maximum posts per day, week and month)
1002                         $throttle_day = get_config('system','throttle_limit_day');
1003                         if ($throttle_day > 0) {
1004                                 $datefrom = date("Y-m-d H:i:s", time() - 24*60*60);
1005
1006                                 $r = q("SELECT COUNT(*) AS `posts_day` FROM `item` WHERE `uid`=%d AND `wall`
1007                                         AND `created` > '%s' AND `id` = `parent`",
1008                                         intval(api_user()), dbesc($datefrom));
1009
1010                                 if ($r)
1011                                         $posts_day = $r[0]["posts_day"];
1012                                 else
1013                                         $posts_day = 0;
1014
1015                                 if ($posts_day > $throttle_day) {
1016                                         logger('Daily posting limit reached for user '.api_user(), LOGGER_DEBUG);
1017                                         #die(api_error($type, sprintf(t("Daily posting limit of %d posts reached. The post was rejected."), $throttle_day)));
1018                                         throw new TooManyRequestsException(sprintf(t("Daily posting limit of %d posts reached. The post was rejected."), $throttle_day));
1019                                 }
1020                         }
1021
1022                         $throttle_week = get_config('system','throttle_limit_week');
1023                         if ($throttle_week > 0) {
1024                                 $datefrom = date("Y-m-d H:i:s", time() - 24*60*60*7);
1025
1026                                 $r = q("SELECT COUNT(*) AS `posts_week` FROM `item` WHERE `uid`=%d AND `wall`
1027                                         AND `created` > '%s' AND `id` = `parent`",
1028                                         intval(api_user()), dbesc($datefrom));
1029
1030                                 if ($r)
1031                                         $posts_week = $r[0]["posts_week"];
1032                                 else
1033                                         $posts_week = 0;
1034
1035                                 if ($posts_week > $throttle_week) {
1036                                         logger('Weekly posting limit reached for user '.api_user(), LOGGER_DEBUG);
1037                                         #die(api_error($type, sprintf(t("Weekly posting limit of %d posts reached. The post was rejected."), $throttle_week)));
1038                                         throw new TooManyRequestsException(sprintf(t("Weekly posting limit of %d posts reached. The post was rejected."), $throttle_week));
1039
1040                                 }
1041                         }
1042
1043                         $throttle_month = get_config('system','throttle_limit_month');
1044                         if ($throttle_month > 0) {
1045                                 $datefrom = date("Y-m-d H:i:s", time() - 24*60*60*30);
1046
1047                                 $r = q("SELECT COUNT(*) AS `posts_month` FROM `item` WHERE `uid`=%d AND `wall`
1048                                         AND `created` > '%s' AND `id` = `parent`",
1049                                         intval(api_user()), dbesc($datefrom));
1050
1051                                 if ($r)
1052                                         $posts_month = $r[0]["posts_month"];
1053                                 else
1054                                         $posts_month = 0;
1055
1056                                 if ($posts_month > $throttle_month) {
1057                                         logger('Monthly posting limit reached for user '.api_user(), LOGGER_DEBUG);
1058                                         #die(api_error($type, sprintf(t("Monthly posting limit of %d posts reached. The post was rejected."), $throttle_month)));
1059                                         throw new TooManyRequestsException(sprintf(t("Monthly posting limit of %d posts reached. The post was rejected."), $throttle_month));
1060                                 }
1061                         }
1062
1063                         $_REQUEST['type'] = 'wall';
1064                 }
1065
1066                 if(x($_FILES,'media')) {
1067                         // upload the image if we have one
1068                         $_REQUEST['hush']='yeah'; //tell wall_upload function to return img info instead of echo
1069                         $media = wall_upload_post($a);
1070                         if(strlen($media)>0)
1071                                 $_REQUEST['body'] .= "\n\n".$media;
1072                 }
1073
1074                 // To-Do: Multiple IDs
1075                 if (requestdata('media_ids')) {
1076                         $r = q("SELECT `resource-id`, `scale`, `nickname`, `type` FROM `photo` INNER JOIN `user` ON `user`.`uid` = `photo`.`uid` WHERE `resource-id` IN (SELECT `resource-id` FROM `photo` WHERE `id` = %d) AND `scale` > 0 AND `photo`.`uid` = %d ORDER BY `photo`.`width` DESC LIMIT 1",
1077                                 intval(requestdata('media_ids')), api_user());
1078                         if ($r) {
1079                                 $phototypes = Photo::supportedTypes();
1080                                 $ext = $phototypes[$r[0]['type']];
1081                                 $_REQUEST['body'] .= "\n\n".'[url='.App::get_baseurl().'/photos/'.$r[0]['nickname'].'/image/'.$r[0]['resource-id'].']';
1082                                 $_REQUEST['body'] .= '[img]'.App::get_baseurl()."/photo/".$r[0]['resource-id']."-".$r[0]['scale'].".".$ext."[/img][/url]";
1083                         }
1084                 }
1085
1086                 // set this so that the item_post() function is quiet and doesn't redirect or emit json
1087
1088                 $_REQUEST['api_source'] = true;
1089
1090                 if (!x($_REQUEST, "source"))
1091                         $_REQUEST["source"] = api_source();
1092
1093                 // call out normal post function
1094
1095                 item_post($a);
1096
1097                 // this should output the last post (the one we just posted).
1098                 return api_status_show($type);
1099         }
1100         api_register_func('api/statuses/update','api_statuses_update', true, API_METHOD_POST);
1101         api_register_func('api/statuses/update_with_media','api_statuses_update', true, API_METHOD_POST);
1102
1103
1104         function api_media_upload($type) {
1105
1106                 $a = get_app();
1107
1108                 if (api_user()===false) {
1109                         logger('no user');
1110                         throw new ForbiddenException();
1111                 }
1112
1113                 $user_info = api_get_user($a);
1114
1115                 if(!x($_FILES,'media')) {
1116                         // Output error
1117                         throw new BadRequestException("No media.");
1118                 }
1119
1120                 $media = wall_upload_post($a, false);
1121                 if(!$media) {
1122                         // Output error
1123                         throw new InternalServerErrorException();
1124                 }
1125
1126                 $returndata = array();
1127                 $returndata["media_id"] = $media["id"];
1128                 $returndata["media_id_string"] = (string)$media["id"];
1129                 $returndata["size"] = $media["size"];
1130                 $returndata["image"] = array("w" => $media["width"],
1131                                                 "h" => $media["height"],
1132                                                 "image_type" => $media["type"]);
1133
1134                 logger("Media uploaded: ".print_r($returndata, true), LOGGER_DEBUG);
1135
1136                 return array("media" => $returndata);
1137         }
1138         api_register_func('api/media/upload','api_media_upload', true, API_METHOD_POST);
1139
1140         function api_status_show($type){
1141
1142                 $a = get_app();
1143
1144                 $user_info = api_get_user($a);
1145
1146                 logger('api_status_show: user_info: '.print_r($user_info, true), LOGGER_DEBUG);
1147
1148                 if ($type == "raw")
1149                         $privacy_sql = "AND `item`.`allow_cid`='' AND `item`.`allow_gid`='' AND `item`.`deny_cid`='' AND `item`.`deny_gid`=''";
1150                 else
1151                         $privacy_sql = "";
1152
1153                 // get last public wall message
1154                 $lastwall = q("SELECT `item`.*
1155                                 FROM `item`
1156                                 WHERE `item`.`contact-id` = %d AND `item`.`uid` = %d
1157                                         AND ((`item`.`author-link` IN ('%s', '%s')) OR (`item`.`owner-link` IN ('%s', '%s')))
1158                                         AND `item`.`type` != 'activity' $privacy_sql
1159                                 ORDER BY `item`.`id` DESC
1160                                 LIMIT 1",
1161                                 intval($user_info['cid']),
1162                                 intval(api_user()),
1163                                 dbesc($user_info['url']),
1164                                 dbesc(normalise_link($user_info['url'])),
1165                                 dbesc($user_info['url']),
1166                                 dbesc(normalise_link($user_info['url']))
1167                 );
1168
1169                 if (count($lastwall)>0){
1170                         $lastwall = $lastwall[0];
1171
1172                         $in_reply_to = api_in_reply_to($lastwall);
1173
1174                         $converted = api_convert_item($lastwall);
1175
1176                         if ($type == "xml")
1177                                 $geo = "georss:point";
1178                         else
1179                                 $geo = "geo";
1180
1181                         $status_info = array(
1182                                 'created_at' => api_date($lastwall['created']),
1183                                 'id' => intval($lastwall['id']),
1184                                 'id_str' => (string) $lastwall['id'],
1185                                 'text' => $converted["text"],
1186                                 'source' => (($lastwall['app']) ? $lastwall['app'] : 'web'),
1187                                 'truncated' => false,
1188                                 'in_reply_to_status_id' => $in_reply_to['status_id'],
1189                                 'in_reply_to_status_id_str' => $in_reply_to['status_id_str'],
1190                                 'in_reply_to_user_id' => $in_reply_to['user_id'],
1191                                 'in_reply_to_user_id_str' => $in_reply_to['user_id_str'],
1192                                 'in_reply_to_screen_name' => $in_reply_to['screen_name'],
1193                                 'user' => $user_info,
1194                                 $geo => NULL,
1195                                 'coordinates' => "",
1196                                 'place' => "",
1197                                 'contributors' => "",
1198                                 'is_quote_status' => false,
1199                                 'retweet_count' => 0,
1200                                 'favorite_count' => 0,
1201                                 'favorited' => $lastwall['starred'] ? true : false,
1202                                 'retweeted' => false,
1203                                 'possibly_sensitive' => false,
1204                                 'lang' => "",
1205                                 'statusnet_html'                => $converted["html"],
1206                                 'statusnet_conversation_id'     => $lastwall['parent'],
1207                         );
1208
1209                         if (count($converted["attachments"]) > 0)
1210                                 $status_info["attachments"] = $converted["attachments"];
1211
1212                         if (count($converted["entities"]) > 0)
1213                                 $status_info["entities"] = $converted["entities"];
1214
1215                         if (($lastwall['item_network'] != "") AND ($status["source"] == 'web'))
1216                                 $status_info["source"] = network_to_name($lastwall['item_network'], $user_info['url']);
1217                         elseif (($lastwall['item_network'] != "") AND (network_to_name($lastwall['item_network'], $user_info['url']) != $status_info["source"]))
1218                                 $status_info["source"] = trim($status_info["source"].' ('.network_to_name($lastwall['item_network'], $user_info['url']).')');
1219
1220                         // "uid" and "self" are only needed for some internal stuff, so remove it from here
1221                         unset($status_info["user"]["uid"]);
1222                         unset($status_info["user"]["self"]);
1223                 }
1224
1225                 logger('status_info: '.print_r($status_info, true), LOGGER_DEBUG);
1226
1227                 if ($type == "raw")
1228                         return($status_info);
1229
1230                 return  api_format_data("statuses", $type, array('status' => $status_info));
1231
1232         }
1233
1234
1235
1236
1237
1238         /**
1239          * Returns extended information of a given user, specified by ID or screen name as per the required id parameter.
1240          * The author's most recent status will be returned inline.
1241          * http://developer.twitter.com/doc/get/users/show
1242          */
1243         function api_users_show($type){
1244
1245                 $a = get_app();
1246
1247                 $user_info = api_get_user($a);
1248                 $lastwall = q("SELECT `item`.*
1249                                 FROM `item`
1250                                 INNER JOIN `contact` ON `contact`.`id`=`item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
1251                                 WHERE `item`.`uid` = %d AND `verb` = '%s' AND `item`.`contact-id` = %d
1252                                         AND ((`item`.`author-link` IN ('%s', '%s')) OR (`item`.`owner-link` IN ('%s', '%s')))
1253                                         AND `type`!='activity'
1254                                         AND `item`.`allow_cid`='' AND `item`.`allow_gid`='' AND `item`.`deny_cid`='' AND `item`.`deny_gid`=''
1255                                 ORDER BY `id` DESC
1256                                 LIMIT 1",
1257                                 intval(api_user()),
1258                                 dbesc(ACTIVITY_POST),
1259                                 intval($user_info['cid']),
1260                                 dbesc($user_info['url']),
1261                                 dbesc(normalise_link($user_info['url'])),
1262                                 dbesc($user_info['url']),
1263                                 dbesc(normalise_link($user_info['url']))
1264                 );
1265
1266                 if (count($lastwall)>0){
1267                         $lastwall = $lastwall[0];
1268
1269                         $in_reply_to = api_in_reply_to($lastwall);
1270
1271                         $converted = api_convert_item($lastwall);
1272
1273                         if ($type == "xml")
1274                                 $geo = "georss:point";
1275                         else
1276                                 $geo = "geo";
1277
1278                         $user_info['status'] = array(
1279                                 'text' => $converted["text"],
1280                                 'truncated' => false,
1281                                 'created_at' => api_date($lastwall['created']),
1282                                 'in_reply_to_status_id' => $in_reply_to['status_id'],
1283                                 'in_reply_to_status_id_str' => $in_reply_to['status_id_str'],
1284                                 'source' => (($lastwall['app']) ? $lastwall['app'] : 'web'),
1285                                 'id' => intval($lastwall['contact-id']),
1286                                 'id_str' => (string) $lastwall['contact-id'],
1287                                 'in_reply_to_user_id' => $in_reply_to['user_id'],
1288                                 'in_reply_to_user_id_str' => $in_reply_to['user_id_str'],
1289                                 'in_reply_to_screen_name' => $in_reply_to['screen_name'],
1290                                 $geo => NULL,
1291                                 'favorited' => $lastwall['starred'] ? true : false,
1292                                 'statusnet_html'                => $converted["html"],
1293                                 'statusnet_conversation_id'     => $lastwall['parent'],
1294                         );
1295
1296                         if (count($converted["attachments"]) > 0)
1297                                 $user_info["status"]["attachments"] = $converted["attachments"];
1298
1299                         if (count($converted["entities"]) > 0)
1300                                 $user_info["status"]["entities"] = $converted["entities"];
1301
1302                         if (($lastwall['item_network'] != "") AND ($user_info["status"]["source"] == 'web'))
1303                                 $user_info["status"]["source"] = network_to_name($lastwall['item_network'], $user_info['url']);
1304                         if (($lastwall['item_network'] != "") AND (network_to_name($lastwall['item_network'], $user_info['url']) != $user_info["status"]["source"]))
1305                                 $user_info["status"]["source"] = trim($user_info["status"]["source"].' ('.network_to_name($lastwall['item_network'], $user_info['url']).')');
1306
1307                 }
1308
1309                 // "uid" and "self" are only needed for some internal stuff, so remove it from here
1310                 unset($user_info["uid"]);
1311                 unset($user_info["self"]);
1312
1313                 return  api_format_data("user", $type, array('user' => $user_info));
1314
1315         }
1316         api_register_func('api/users/show','api_users_show');
1317
1318
1319         function api_users_search($type) {
1320
1321                 $a = get_app();
1322
1323                 $page = (x($_REQUEST,'page')?$_REQUEST['page']-1:0);
1324
1325                 $userlist = array();
1326
1327                 if (isset($_GET["q"])) {
1328                         $r = q("SELECT id FROM `contact` WHERE `uid` = 0 AND `name` = '%s'", dbesc($_GET["q"]));
1329                         if (!count($r))
1330                                 $r = q("SELECT `id` FROM `contact` WHERE `uid` = 0 AND `nick` = '%s'", dbesc($_GET["q"]));
1331
1332                         if (count($r)) {
1333                                 $k = 0;
1334                                 foreach ($r AS $user) {
1335                                         $user_info = api_get_user($a, $user["id"], "json");
1336
1337                                         if ($type == "xml")
1338                                                 $userlist[$k++.":user"] = $user_info;
1339                                         else
1340                                                 $userlist[] = $user_info;
1341                                 }
1342                                 $userlist = array("users" => $userlist);
1343                         } else {
1344                                 throw new BadRequestException("User not found.");
1345                         }
1346                 } else {
1347                         throw new BadRequestException("User not found.");
1348                 }
1349                 return api_format_data("users", $type, $userlist);
1350         }
1351
1352         api_register_func('api/users/search','api_users_search');
1353
1354         /**
1355          *
1356          * http://developer.twitter.com/doc/get/statuses/home_timeline
1357          *
1358          * TODO: Optional parameters
1359          * TODO: Add reply info
1360          */
1361         function api_statuses_home_timeline($type){
1362
1363                 $a = get_app();
1364
1365                 if (api_user()===false) throw new ForbiddenException();
1366
1367                 unset($_REQUEST["user_id"]);
1368                 unset($_GET["user_id"]);
1369
1370                 unset($_REQUEST["screen_name"]);
1371                 unset($_GET["screen_name"]);
1372
1373                 $user_info = api_get_user($a);
1374                 // get last newtork messages
1375
1376                 // params
1377                 $count = (x($_REQUEST,'count')?$_REQUEST['count']:20);
1378                 $page = (x($_REQUEST,'page')?$_REQUEST['page']-1:0);
1379                 if ($page<0) $page=0;
1380                 $since_id = (x($_REQUEST,'since_id')?$_REQUEST['since_id']:0);
1381                 $max_id = (x($_REQUEST,'max_id')?$_REQUEST['max_id']:0);
1382                 //$since_id = 0;//$since_id = (x($_REQUEST,'since_id')?$_REQUEST['since_id']:0);
1383                 $exclude_replies = (x($_REQUEST,'exclude_replies')?1:0);
1384                 $conversation_id = (x($_REQUEST,'conversation_id')?$_REQUEST['conversation_id']:0);
1385
1386                 $start = $page*$count;
1387
1388                 $sql_extra = '';
1389                 if ($max_id > 0)
1390                         $sql_extra .= ' AND `item`.`id` <= '.intval($max_id);
1391                 if ($exclude_replies > 0)
1392                         $sql_extra .= ' AND `item`.`parent` = `item`.`id`';
1393                 if ($conversation_id > 0)
1394                         $sql_extra .= ' AND `item`.`parent` = '.intval($conversation_id);
1395
1396                 $r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
1397                         `contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
1398                         `contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
1399                         `contact`.`id` AS `cid`
1400                         FROM `item`
1401                         STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
1402                                 AND NOT `contact`.`blocked`
1403                         WHERE `item`.`uid` = %d AND `verb` = '%s'
1404                         AND `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
1405                         $sql_extra
1406                         AND `item`.`id`>%d
1407                         ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
1408                         intval(api_user()),
1409                         dbesc(ACTIVITY_POST),
1410                         intval($since_id),
1411                         intval($start), intval($count)
1412                 );
1413
1414                 $ret = api_format_items($r,$user_info, false, $type);
1415
1416                 // Set all posts from the query above to seen
1417                 $idarray = array();
1418                 foreach ($r AS $item)
1419                         $idarray[] = intval($item["id"]);
1420
1421                 $idlist = implode(",", $idarray);
1422
1423                 if ($idlist != "") {
1424                         $unseen = q("SELECT `id` FROM `item` WHERE `unseen` AND `id` IN (%s)", $idlist);
1425
1426                         if ($unseen)
1427                                 $r = q("UPDATE `item` SET `unseen` = 0 WHERE `unseen` AND `id` IN (%s)", $idlist);
1428                 }
1429
1430                 $data = array('status' => $ret);
1431                 switch($type){
1432                         case "atom":
1433                         case "rss":
1434                                 $data = api_rss_extra($a, $data, $user_info);
1435                                 break;
1436                 }
1437
1438                 return  api_format_data("statuses", $type, $data);
1439         }
1440         api_register_func('api/statuses/home_timeline','api_statuses_home_timeline', true);
1441         api_register_func('api/statuses/friends_timeline','api_statuses_home_timeline', true);
1442
1443         function api_statuses_public_timeline($type){
1444
1445                 $a = get_app();
1446
1447                 if (api_user()===false) throw new ForbiddenException();
1448
1449                 $user_info = api_get_user($a);
1450                 // get last newtork messages
1451
1452
1453                 // params
1454                 $count = (x($_REQUEST,'count')?$_REQUEST['count']:20);
1455                 $page = (x($_REQUEST,'page')?$_REQUEST['page']-1:0);
1456                 if ($page<0) $page=0;
1457                 $since_id = (x($_REQUEST,'since_id')?$_REQUEST['since_id']:0);
1458                 $max_id = (x($_REQUEST,'max_id')?$_REQUEST['max_id']:0);
1459                 //$since_id = 0;//$since_id = (x($_REQUEST,'since_id')?$_REQUEST['since_id']:0);
1460                 $exclude_replies = (x($_REQUEST,'exclude_replies')?1:0);
1461                 $conversation_id = (x($_REQUEST,'conversation_id')?$_REQUEST['conversation_id']:0);
1462
1463                 $start = $page*$count;
1464
1465                 if ($max_id > 0)
1466                         $sql_extra = 'AND `item`.`id` <= '.intval($max_id);
1467                 if ($exclude_replies > 0)
1468                         $sql_extra .= ' AND `item`.`parent` = `item`.`id`';
1469                 if ($conversation_id > 0)
1470                         $sql_extra .= ' AND `item`.`parent` = '.intval($conversation_id);
1471
1472                 $r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
1473                         `contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
1474                         `contact`.`network`, `contact`.`thumb`, `contact`.`self`, `contact`.`writable`,
1475                         `contact`.`id` AS `cid`,
1476                         `user`.`nickname`, `user`.`hidewall`
1477                         FROM `item`
1478                         STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
1479                                 AND NOT `contact`.`blocked`
1480                         STRAIGHT_JOIN `user` ON `user`.`uid` = `item`.`uid`
1481                                 AND NOT `user`.`hidewall`
1482                         WHERE `verb` = '%s' AND `item`.`visible` AND NOT `item`.`deleted` AND NOT `item`.`moderated`
1483                         AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = ''
1484                         AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''
1485                         AND NOT `item`.`private` AND `item`.`wall`
1486                         $sql_extra
1487                         AND `item`.`id`>%d
1488                         ORDER BY `item`.`id` DESC LIMIT %d, %d ",
1489                         dbesc(ACTIVITY_POST),
1490                         intval($since_id),
1491                         intval($start),
1492                         intval($count));
1493
1494                 $ret = api_format_items($r,$user_info, false, $type);
1495
1496
1497                 $data = array('status' => $ret);
1498                 switch($type){
1499                         case "atom":
1500                         case "rss":
1501                                 $data = api_rss_extra($a, $data, $user_info);
1502                                 break;
1503                 }
1504
1505                 return  api_format_data("statuses", $type, $data);
1506         }
1507         api_register_func('api/statuses/public_timeline','api_statuses_public_timeline', true);
1508
1509         /**
1510          *
1511          */
1512         function api_statuses_show($type){
1513
1514                 $a = get_app();
1515
1516                 if (api_user()===false) throw new ForbiddenException();
1517
1518                 $user_info = api_get_user($a);
1519
1520                 // params
1521                 $id = intval($a->argv[3]);
1522
1523                 if ($id == 0)
1524                         $id = intval($_REQUEST["id"]);
1525
1526                 // Hotot workaround
1527                 if ($id == 0)
1528                         $id = intval($a->argv[4]);
1529
1530                 logger('API: api_statuses_show: '.$id);
1531
1532                 $conversation = (x($_REQUEST,'conversation')?1:0);
1533
1534                 $sql_extra = '';
1535                 if ($conversation)
1536                         $sql_extra .= " AND `item`.`parent` = %d ORDER BY `id` ASC ";
1537                 else
1538                         $sql_extra .= " AND `item`.`id` = %d";
1539
1540                 $r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
1541                         `contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
1542                         `contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
1543                         `contact`.`id` AS `cid`
1544                         FROM `item`
1545                         INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
1546                                 AND NOT `contact`.`blocked`
1547                         WHERE `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
1548                         AND `item`.`uid` = %d AND `item`.`verb` = '%s'
1549                         $sql_extra",
1550                         intval(api_user()),
1551                         dbesc(ACTIVITY_POST),
1552                         intval($id)
1553                 );
1554
1555                 if (!$r) {
1556                         throw new BadRequestException("There is no status with this id.");
1557                 }
1558
1559                 $ret = api_format_items($r,$user_info, false, $type);
1560
1561                 if ($conversation) {
1562                         $data = array('status' => $ret);
1563                         return api_format_data("statuses", $type, $data);
1564                 } else {
1565                         $data = array('status' => $ret[0]);
1566                         return  api_format_data("status", $type, $data);
1567                 }
1568         }
1569         api_register_func('api/statuses/show','api_statuses_show', true);
1570
1571
1572         /**
1573          *
1574          */
1575         function api_conversation_show($type){
1576
1577                 $a = get_app();
1578
1579                 if (api_user()===false) throw new ForbiddenException();
1580
1581                 $user_info = api_get_user($a);
1582
1583                 // params
1584                 $id = intval($a->argv[3]);
1585                 $count = (x($_REQUEST,'count')?$_REQUEST['count']:20);
1586                 $page = (x($_REQUEST,'page')?$_REQUEST['page']-1:0);
1587                 if ($page<0) $page=0;
1588                 $since_id = (x($_REQUEST,'since_id')?$_REQUEST['since_id']:0);
1589                 $max_id = (x($_REQUEST,'max_id')?$_REQUEST['max_id']:0);
1590
1591                 $start = $page*$count;
1592
1593                 if ($id == 0)
1594                         $id = intval($_REQUEST["id"]);
1595
1596                 // Hotot workaround
1597                 if ($id == 0)
1598                         $id = intval($a->argv[4]);
1599
1600                 logger('API: api_conversation_show: '.$id);
1601
1602                 $r = q("SELECT `parent` FROM `item` WHERE `id` = %d", intval($id));
1603                 if ($r)
1604                         $id = $r[0]["parent"];
1605
1606                 $sql_extra = '';
1607
1608                 if ($max_id > 0)
1609                         $sql_extra = ' AND `item`.`id` <= '.intval($max_id);
1610
1611                 // Not sure why this query was so complicated. We should keep it here for a while,
1612                 // just to make sure that we really don't need it.
1613                 //      FROM `item` INNER JOIN (SELECT `uri`,`parent` FROM `item` WHERE `id` = %d) AS `temp1`
1614                 //      ON (`item`.`thr-parent` = `temp1`.`uri` AND `item`.`parent` = `temp1`.`parent`)
1615
1616                 $r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
1617                         `contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
1618                         `contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
1619                         `contact`.`id` AS `cid`
1620                         FROM `item`
1621                         STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
1622                                 AND NOT `contact`.`blocked`
1623                         WHERE `item`.`parent` = %d AND `item`.`visible`
1624                         AND NOT `item`.`moderated` AND NOT `item`.`deleted`
1625                         AND `item`.`uid` = %d AND `item`.`verb` = '%s'
1626                         AND `item`.`id`>%d $sql_extra
1627                         ORDER BY `item`.`id` DESC LIMIT %d ,%d",
1628                         intval($id), intval(api_user()),
1629                         dbesc(ACTIVITY_POST),
1630                         intval($since_id),
1631                         intval($start), intval($count)
1632                 );
1633
1634                 if (!$r)
1635                         throw new BadRequestException("There is no conversation with this id.");
1636
1637                 $ret = api_format_items($r,$user_info, false, $type);
1638
1639                 $data = array('status' => $ret);
1640                 return api_format_data("statuses", $type, $data);
1641         }
1642         api_register_func('api/conversation/show','api_conversation_show', true);
1643         api_register_func('api/statusnet/conversation','api_conversation_show', true);
1644
1645
1646         /**
1647          *
1648          */
1649         function api_statuses_repeat($type){
1650                 global $called_api;
1651
1652                 $a = get_app();
1653
1654                 if (api_user()===false) throw new ForbiddenException();
1655
1656                 $user_info = api_get_user($a);
1657
1658                 // params
1659                 $id = intval($a->argv[3]);
1660
1661                 if ($id == 0)
1662                         $id = intval($_REQUEST["id"]);
1663
1664                 // Hotot workaround
1665                 if ($id == 0)
1666                         $id = intval($a->argv[4]);
1667
1668                 logger('API: api_statuses_repeat: '.$id);
1669
1670                 $r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`, `contact`.`nick` as `reply_author`,
1671                         `contact`.`name`, `contact`.`photo` as `reply_photo`, `contact`.`url` as `reply_url`, `contact`.`rel`,
1672                         `contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
1673                         `contact`.`id` AS `cid`
1674                         FROM `item`
1675                         INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
1676                                 AND NOT `contact`.`blocked`
1677                         WHERE `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
1678                         AND NOT `item`.`private` AND `item`.`allow_cid` = '' AND `item`.`allow`.`gid` = ''
1679                         AND `item`.`deny_cid` = '' AND `item`.`deny_gid` = ''
1680                         $sql_extra
1681                         AND `item`.`id`=%d",
1682                         intval($id)
1683                 );
1684
1685                 if ($r[0]['body'] != "") {
1686                         if (!intval(get_config('system','old_share'))) {
1687                                 if (strpos($r[0]['body'], "[/share]") !== false) {
1688                                         $pos = strpos($r[0]['body'], "[share");
1689                                         $post = substr($r[0]['body'], $pos);
1690                                 } else {
1691                                         $post = share_header($r[0]['author-name'], $r[0]['author-link'], $r[0]['author-avatar'], $r[0]['guid'], $r[0]['created'], $r[0]['plink']);
1692
1693                                         $post .= $r[0]['body'];
1694                                         $post .= "[/share]";
1695                                 }
1696                                 $_REQUEST['body'] = $post;
1697                         } else
1698                                 $_REQUEST['body'] = html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8')."[url=".$r[0]['reply_url']."]".$r[0]['reply_author']."[/url] \n".$r[0]['body'];
1699
1700                         $_REQUEST['profile_uid'] = api_user();
1701                         $_REQUEST['type'] = 'wall';
1702                         $_REQUEST['api_source'] = true;
1703
1704                         if (!x($_REQUEST, "source"))
1705                                 $_REQUEST["source"] = api_source();
1706
1707                         item_post($a);
1708                 } else
1709                         throw new ForbiddenException();
1710
1711                 // this should output the last post (the one we just posted).
1712                 $called_api = null;
1713                 return(api_status_show($type));
1714         }
1715         api_register_func('api/statuses/retweet','api_statuses_repeat', true, API_METHOD_POST);
1716
1717         /**
1718          *
1719          */
1720         function api_statuses_destroy($type){
1721
1722                 $a = get_app();
1723
1724                 if (api_user()===false) throw new ForbiddenException();
1725
1726                 $user_info = api_get_user($a);
1727
1728                 // params
1729                 $id = intval($a->argv[3]);
1730
1731                 if ($id == 0)
1732                         $id = intval($_REQUEST["id"]);
1733
1734                 // Hotot workaround
1735                 if ($id == 0)
1736                         $id = intval($a->argv[4]);
1737
1738                 logger('API: api_statuses_destroy: '.$id);
1739
1740                 $ret = api_statuses_show($type);
1741
1742                 drop_item($id, false);
1743
1744                 return($ret);
1745         }
1746         api_register_func('api/statuses/destroy','api_statuses_destroy', true, API_METHOD_DELETE);
1747
1748         /**
1749          *
1750          * http://developer.twitter.com/doc/get/statuses/mentions
1751          *
1752          */
1753         function api_statuses_mentions($type){
1754
1755                 $a = get_app();
1756
1757                 if (api_user()===false) throw new ForbiddenException();
1758
1759                 unset($_REQUEST["user_id"]);
1760                 unset($_GET["user_id"]);
1761
1762                 unset($_REQUEST["screen_name"]);
1763                 unset($_GET["screen_name"]);
1764
1765                 $user_info = api_get_user($a);
1766                 // get last newtork messages
1767
1768
1769                 // params
1770                 $count = (x($_REQUEST,'count')?$_REQUEST['count']:20);
1771                 $page = (x($_REQUEST,'page')?$_REQUEST['page']-1:0);
1772                 if ($page<0) $page=0;
1773                 $since_id = (x($_REQUEST,'since_id')?$_REQUEST['since_id']:0);
1774                 $max_id = (x($_REQUEST,'max_id')?$_REQUEST['max_id']:0);
1775                 //$since_id = 0;//$since_id = (x($_REQUEST,'since_id')?$_REQUEST['since_id']:0);
1776
1777                 $start = $page*$count;
1778
1779                 // Ugly code - should be changed
1780                 $myurl = App::get_baseurl() . '/profile/'. $a->user['nickname'];
1781                 $myurl = substr($myurl,strpos($myurl,'://')+3);
1782                 //$myurl = str_replace(array('www.','.'),array('','\\.'),$myurl);
1783                 $myurl = str_replace('www.','',$myurl);
1784                 $diasp_url = str_replace('/profile/','/u/',$myurl);
1785
1786                 if ($max_id > 0)
1787                         $sql_extra = ' AND `item`.`id` <= '.intval($max_id);
1788
1789                 $r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
1790                         `contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
1791                         `contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
1792                         `contact`.`id` AS `cid`
1793                         FROM `item` FORCE INDEX (`uid_id`)
1794                         STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
1795                                 AND NOT `contact`.`blocked`
1796                         WHERE `item`.`uid` = %d AND `verb` = '%s'
1797                         AND NOT (`item`.`author-link` IN ('https://%s', 'http://%s'))
1798                         AND `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
1799                         AND `item`.`parent` IN (SELECT `iid` FROM `thread` WHERE `uid` = %d AND `mention` AND !`ignored`)
1800                         $sql_extra
1801                         AND `item`.`id`>%d
1802                         ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
1803                         intval(api_user()),
1804                         dbesc(ACTIVITY_POST),
1805                         dbesc(protect_sprintf($myurl)),
1806                         dbesc(protect_sprintf($myurl)),
1807                         intval(api_user()),
1808                         intval($since_id),
1809                         intval($start), intval($count)
1810                 );
1811
1812                 $ret = api_format_items($r,$user_info, false, $type);
1813
1814
1815                 $data = array('status' => $ret);
1816                 switch($type){
1817                         case "atom":
1818                         case "rss":
1819                                 $data = api_rss_extra($a, $data, $user_info);
1820                                 break;
1821                 }
1822
1823                 return  api_format_data("statuses", $type, $data);
1824         }
1825         api_register_func('api/statuses/mentions','api_statuses_mentions', true);
1826         api_register_func('api/statuses/replies','api_statuses_mentions', true);
1827
1828
1829         function api_statuses_user_timeline($type){
1830
1831                 $a = get_app();
1832
1833                 if (api_user()===false) throw new ForbiddenException();
1834
1835                 $user_info = api_get_user($a);
1836                 // get last network messages
1837
1838                 logger("api_statuses_user_timeline: api_user: ". api_user() .
1839                            "\nuser_info: ".print_r($user_info, true) .
1840                            "\n_REQUEST:  ".print_r($_REQUEST, true),
1841                            LOGGER_DEBUG);
1842
1843                 // params
1844                 $count = (x($_REQUEST,'count')?$_REQUEST['count']:20);
1845                 $page = (x($_REQUEST,'page')?$_REQUEST['page']-1:0);
1846                 if ($page<0) $page=0;
1847                 $since_id = (x($_REQUEST,'since_id')?$_REQUEST['since_id']:0);
1848                 //$since_id = 0;//$since_id = (x($_REQUEST,'since_id')?$_REQUEST['since_id']:0);
1849                 $exclude_replies = (x($_REQUEST,'exclude_replies')?1:0);
1850                 $conversation_id = (x($_REQUEST,'conversation_id')?$_REQUEST['conversation_id']:0);
1851
1852                 $start = $page*$count;
1853
1854                 $sql_extra = '';
1855                 if ($user_info['self']==1)
1856                         $sql_extra .= " AND `item`.`wall` = 1 ";
1857
1858                 if ($exclude_replies > 0)
1859                         $sql_extra .= ' AND `item`.`parent` = `item`.`id`';
1860                 if ($conversation_id > 0)
1861                         $sql_extra .= ' AND `item`.`parent` = '.intval($conversation_id);
1862
1863                 $r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
1864                         `contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
1865                         `contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
1866                         `contact`.`id` AS `cid`
1867                         FROM `item` FORCE INDEX (`uid_contactid_id`)
1868                         STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
1869                                 AND NOT `contact`.`blocked`
1870                         WHERE `item`.`uid` = %d AND `verb` = '%s'
1871                         AND `item`.`contact-id` = %d
1872                         AND `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
1873                         $sql_extra
1874                         AND `item`.`id`>%d
1875                         ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
1876                         intval(api_user()),
1877                         dbesc(ACTIVITY_POST),
1878                         intval($user_info['cid']),
1879                         intval($since_id),
1880                         intval($start), intval($count)
1881                 );
1882
1883                 $ret = api_format_items($r,$user_info, true, $type);
1884
1885                 $data = array('status' => $ret);
1886                 switch($type){
1887                         case "atom":
1888                         case "rss":
1889                                 $data = api_rss_extra($a, $data, $user_info);
1890                 }
1891
1892                 return  api_format_data("statuses", $type, $data);
1893         }
1894         api_register_func('api/statuses/user_timeline','api_statuses_user_timeline', true);
1895
1896
1897         /**
1898          * Star/unstar an item
1899          * param: id : id of the item
1900          *
1901          * api v1 : https://web.archive.org/web/20131019055350/https://dev.twitter.com/docs/api/1/post/favorites/create/%3Aid
1902          */
1903         function api_favorites_create_destroy($type){
1904
1905                 $a = get_app();
1906
1907                 if (api_user()===false) throw new ForbiddenException();
1908
1909                 // for versioned api.
1910                 /// @TODO We need a better global soluton
1911                 $action_argv_id=2;
1912                 if ($a->argv[1]=="1.1") $action_argv_id=3;
1913
1914                 if ($a->argc<=$action_argv_id) throw new BadRequestException("Invalid request.");
1915                 $action = str_replace(".".$type,"",$a->argv[$action_argv_id]);
1916                 if ($a->argc==$action_argv_id+2) {
1917                         $itemid = intval($a->argv[$action_argv_id+1]);
1918                 } else {
1919                         $itemid = intval($_REQUEST['id']);
1920                 }
1921
1922                 $item = q("SELECT * FROM item WHERE id=%d AND uid=%d",
1923                                 $itemid, api_user());
1924
1925                 if ($item===false || count($item)==0)
1926                         throw new BadRequestException("Invalid item.");
1927
1928                 switch($action){
1929                         case "create":
1930                                 $item[0]['starred']=1;
1931                                 break;
1932                         case "destroy":
1933                                 $item[0]['starred']=0;
1934                                 break;
1935                         default:
1936                                 throw new BadRequestException("Invalid action ".$action);
1937                 }
1938                 $r = q("UPDATE item SET starred=%d WHERE id=%d AND uid=%d",
1939                                 $item[0]['starred'], $itemid, api_user());
1940
1941                 q("UPDATE thread SET starred=%d WHERE iid=%d AND uid=%d",
1942                         $item[0]['starred'], $itemid, api_user());
1943
1944                 if ($r===false)
1945                         throw InternalServerErrorException("DB error");
1946
1947
1948                 $user_info = api_get_user($a);
1949                 $rets = api_format_items($item, $user_info, false, $type);
1950                 $ret = $rets[0];
1951
1952                 $data = array('status' => $ret);
1953                 switch($type){
1954                         case "atom":
1955                         case "rss":
1956                                 $data = api_rss_extra($a, $data, $user_info);
1957                 }
1958
1959                 return api_format_data("status", $type, $data);
1960         }
1961         api_register_func('api/favorites/create', 'api_favorites_create_destroy', true, API_METHOD_POST);
1962         api_register_func('api/favorites/destroy', 'api_favorites_create_destroy', true, API_METHOD_DELETE);
1963
1964         function api_favorites($type){
1965                 global $called_api;
1966
1967                 $a = get_app();
1968
1969                 if (api_user()===false) throw new ForbiddenException();
1970
1971                 $called_api= array();
1972
1973                 $user_info = api_get_user($a);
1974
1975                 // in friendica starred item are private
1976                 // return favorites only for self
1977                 logger('api_favorites: self:' . $user_info['self']);
1978
1979                 if ($user_info['self']==0) {
1980                         $ret = array();
1981                 } else {
1982                         $sql_extra = "";
1983
1984                         // params
1985                         $since_id = (x($_REQUEST,'since_id')?$_REQUEST['since_id']:0);
1986                         $max_id = (x($_REQUEST,'max_id')?$_REQUEST['max_id']:0);
1987                         $count = (x($_GET,'count')?$_GET['count']:20);
1988                         $page = (x($_REQUEST,'page')?$_REQUEST['page']-1:0);
1989                         if ($page<0) $page=0;
1990
1991                         $start = $page*$count;
1992
1993                         if ($max_id > 0)
1994                                 $sql_extra .= ' AND `item`.`id` <= '.intval($max_id);
1995
1996                         $r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
1997                                 `contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
1998                                 `contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
1999                                 `contact`.`id` AS `cid`
2000                                 FROM `item`, `contact`
2001                                 WHERE `item`.`uid` = %d
2002                                 AND `item`.`visible` = 1 and `item`.`moderated` = 0 AND `item`.`deleted` = 0
2003                                 AND `item`.`starred` = 1
2004                                 AND `contact`.`id` = `item`.`contact-id`
2005                                 AND NOT `contact`.`blocked`
2006                                 $sql_extra
2007                                 AND `item`.`id`>%d
2008                                 ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
2009                                 intval(api_user()),
2010                                 intval($since_id),
2011                                 intval($start), intval($count)
2012                         );
2013
2014                         $ret = api_format_items($r,$user_info, false, $type);
2015
2016                 }
2017
2018                 $data = array('status' => $ret);
2019                 switch($type){
2020                         case "atom":
2021                         case "rss":
2022                                 $data = api_rss_extra($a, $data, $user_info);
2023                 }
2024
2025                 return  api_format_data("statuses", $type, $data);
2026         }
2027         api_register_func('api/favorites','api_favorites', true);
2028
2029         function api_format_messages($item, $recipient, $sender) {
2030                 // standard meta information
2031                 $ret=Array(
2032                                 'id'                    => $item['id'],
2033                                 'sender_id'             => $sender['id'] ,
2034                                 'text'                  => "",
2035                                 'recipient_id'          => $recipient['id'],
2036                                 'created_at'            => api_date($item['created']),
2037                                 'sender_screen_name'    => $sender['screen_name'],
2038                                 'recipient_screen_name' => $recipient['screen_name'],
2039                                 'sender'                => $sender,
2040                                 'recipient'             => $recipient,
2041                                 'title'                 => "",
2042                                 'friendica_seen'        => $item['seen'],
2043                                 'friendica_parent_uri'  => $item['parent-uri'],
2044                 );
2045
2046                 // "uid" and "self" are only needed for some internal stuff, so remove it from here
2047                 unset($ret["sender"]["uid"]);
2048                 unset($ret["sender"]["self"]);
2049                 unset($ret["recipient"]["uid"]);
2050                 unset($ret["recipient"]["self"]);
2051
2052                 //don't send title to regular StatusNET requests to avoid confusing these apps
2053                 if (x($_GET, 'getText')) {
2054                         $ret['title'] = $item['title'] ;
2055                         if ($_GET["getText"] == "html") {
2056                                 $ret['text'] = bbcode($item['body'], false, false);
2057                         }
2058                         elseif ($_GET["getText"] == "plain") {
2059                                 //$ret['text'] = html2plain(bbcode($item['body'], false, false, true), 0);
2060                                 $ret['text'] = trim(html2plain(bbcode(api_clean_plain_items($item['body']), false, false, 2, true), 0));
2061                         }
2062                 }
2063                 else {
2064                         $ret['text'] = $item['title']."\n".html2plain(bbcode(api_clean_plain_items($item['body']), false, false, 2, true), 0);
2065                 }
2066                 if (isset($_GET["getUserObjects"]) && $_GET["getUserObjects"] == "false") {
2067                         unset($ret['sender']);
2068                         unset($ret['recipient']);
2069                 }
2070
2071                 return $ret;
2072         }
2073
2074         function api_convert_item($item) {
2075                 $body = $item['body'];
2076                 $attachments = api_get_attachments($body);
2077
2078                 // Workaround for ostatus messages where the title is identically to the body
2079                 $html = bbcode(api_clean_plain_items($body), false, false, 2, true);
2080                 $statusbody = trim(html2plain($html, 0));
2081
2082                 // handle data: images
2083                 $statusbody = api_format_items_embeded_images($item,$statusbody);
2084
2085                 $statustitle = trim($item['title']);
2086
2087                 if (($statustitle != '') and (strpos($statusbody, $statustitle) !== false))
2088                         $statustext = trim($statusbody);
2089                 else
2090                         $statustext = trim($statustitle."\n\n".$statusbody);
2091
2092                 if (($item["network"] == NETWORK_FEED) and (strlen($statustext)> 1000))
2093                         $statustext = substr($statustext, 0, 1000)."... \n".$item["plink"];
2094
2095                 $statushtml = trim(bbcode($body, false, false));
2096
2097                 $search = array("<br>", "<blockquote>", "</blockquote>",
2098                                 "<h1>", "</h1>", "<h2>", "</h2>",
2099                                 "<h3>", "</h3>", "<h4>", "</h4>",
2100                                 "<h5>", "</h5>", "<h6>", "</h6>");
2101                 $replace = array("<br>\n", "\n<blockquote>", "</blockquote>\n",
2102                                 "\n<h1>", "</h1>\n", "\n<h2>", "</h2>\n",
2103                                 "\n<h3>", "</h3>\n", "\n<h4>", "</h4>\n",
2104                                 "\n<h5>", "</h5>\n", "\n<h6>", "</h6>\n");
2105                 $statushtml = str_replace($search, $replace, $statushtml);
2106
2107                 if ($item['title'] != "")
2108                         $statushtml = "<h4>".bbcode($item['title'])."</h4>\n".$statushtml;
2109
2110                 $entities = api_get_entitities($statustext, $body);
2111
2112                 return array(
2113                         "text" => $statustext,
2114                         "html" => $statushtml,
2115                         "attachments" => $attachments,
2116                         "entities" => $entities
2117                 );
2118         }
2119
2120         function api_get_attachments(&$body) {
2121
2122                 $text = $body;
2123                 $text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $text);
2124
2125                 $URLSearchString = "^\[\]";
2126                 $ret = preg_match_all("/\[img\]([$URLSearchString]*)\[\/img\]/ism", $text, $images);
2127
2128                 if (!$ret)
2129                         return false;
2130
2131                 $attachments = array();
2132
2133                 foreach ($images[1] AS $image) {
2134                         $imagedata = get_photo_info($image);
2135
2136                         if ($imagedata)
2137                                 $attachments[] = array("url" => $image, "mimetype" => $imagedata["mime"], "size" => $imagedata["size"]);
2138                 }
2139
2140                 if (strstr($_SERVER['HTTP_USER_AGENT'], "AndStatus"))
2141                         foreach ($images[0] AS $orig)
2142                                 $body = str_replace($orig, "", $body);
2143
2144                 return $attachments;
2145         }
2146
2147         function api_get_entitities(&$text, $bbcode) {
2148                 /*
2149                 To-Do:
2150                 * Links at the first character of the post
2151                 */
2152
2153                 $a = get_app();
2154
2155                 $include_entities = strtolower(x($_REQUEST,'include_entities')?$_REQUEST['include_entities']:"false");
2156
2157                 if ($include_entities != "true") {
2158
2159                         preg_match_all("/\[img](.*?)\[\/img\]/ism", $bbcode, $images);
2160
2161                         foreach ($images[1] AS $image) {
2162                                 $replace = proxy_url($image);
2163                                 $text = str_replace($image, $replace, $text);
2164                         }
2165                         return array();
2166                 }
2167
2168                 $bbcode = bb_CleanPictureLinks($bbcode);
2169
2170                 // Change pure links in text to bbcode uris
2171                 $bbcode = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url=$2]$2[/url]', $bbcode);
2172
2173                 $entities = array();
2174                 $entities["hashtags"] = array();
2175                 $entities["symbols"] = array();
2176                 $entities["urls"] = array();
2177                 $entities["user_mentions"] = array();
2178
2179                 $URLSearchString = "^\[\]";
2180
2181                 $bbcode = preg_replace("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",'#$2',$bbcode);
2182
2183                 $bbcode = preg_replace("/\[bookmark\=([$URLSearchString]*)\](.*?)\[\/bookmark\]/ism",'[url=$1]$2[/url]',$bbcode);
2184                 //$bbcode = preg_replace("/\[url\](.*?)\[\/url\]/ism",'[url=$1]$1[/url]',$bbcode);
2185                 $bbcode = preg_replace("/\[video\](.*?)\[\/video\]/ism",'[url=$1]$1[/url]',$bbcode);
2186
2187                 $bbcode = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism",
2188                                         '[url=https://www.youtube.com/watch?v=$1]https://www.youtube.com/watch?v=$1[/url]', $bbcode);
2189                 $bbcode = preg_replace("/\[youtube\](.*?)\[\/youtube\]/ism",'[url=$1]$1[/url]',$bbcode);
2190
2191                 $bbcode = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism",
2192                                         '[url=https://vimeo.com/$1]https://vimeo.com/$1[/url]', $bbcode);
2193                 $bbcode = preg_replace("/\[vimeo\](.*?)\[\/vimeo\]/ism",'[url=$1]$1[/url]',$bbcode);
2194
2195                 $bbcode = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $bbcode);
2196
2197                 //preg_match_all("/\[url\]([$URLSearchString]*)\[\/url\]/ism", $bbcode, $urls1);
2198                 preg_match_all("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", $bbcode, $urls);
2199
2200                 $ordered_urls = array();
2201                 foreach ($urls[1] AS $id=>$url) {
2202                         //$start = strpos($text, $url, $offset);
2203                         $start = iconv_strpos($text, $url, 0, "UTF-8");
2204                         if (!($start === false))
2205                                 $ordered_urls[$start] = array("url" => $url, "title" => $urls[2][$id]);
2206                 }
2207
2208                 ksort($ordered_urls);
2209
2210                 $offset = 0;
2211                 //foreach ($urls[1] AS $id=>$url) {
2212                 foreach ($ordered_urls AS $url) {
2213                         if ((substr($url["title"], 0, 7) != "http://") AND (substr($url["title"], 0, 8) != "https://") AND
2214                                 !strpos($url["title"], "http://") AND !strpos($url["title"], "https://"))
2215                                 $display_url = $url["title"];
2216                         else {
2217                                 $display_url = str_replace(array("http://www.", "https://www."), array("", ""), $url["url"]);
2218                                 $display_url = str_replace(array("http://", "https://"), array("", ""), $display_url);
2219
2220                                 if (strlen($display_url) > 26)
2221                                         $display_url = substr($display_url, 0, 25)."…";
2222                         }
2223
2224                         //$start = strpos($text, $url, $offset);
2225                         $start = iconv_strpos($text, $url["url"], $offset, "UTF-8");
2226                         if (!($start === false)) {
2227                                 $entities["urls"][] = array("url" => $url["url"],
2228                                                                 "expanded_url" => $url["url"],
2229                                                                 "display_url" => $display_url,
2230                                                                 "indices" => array($start, $start+strlen($url["url"])));
2231                                 $offset = $start + 1;
2232                         }
2233                 }
2234
2235                 preg_match_all("/\[img](.*?)\[\/img\]/ism", $bbcode, $images);
2236                 $ordered_images = array();
2237                 foreach ($images[1] AS $image) {
2238                         //$start = strpos($text, $url, $offset);
2239                         $start = iconv_strpos($text, $image, 0, "UTF-8");
2240                         if (!($start === false))
2241                                 $ordered_images[$start] = $image;
2242                 }
2243                 //$entities["media"] = array();
2244                 $offset = 0;
2245
2246                 foreach ($ordered_images AS $url) {
2247                         $display_url = str_replace(array("http://www.", "https://www."), array("", ""), $url);
2248                         $display_url = str_replace(array("http://", "https://"), array("", ""), $display_url);
2249
2250                         if (strlen($display_url) > 26)
2251                                 $display_url = substr($display_url, 0, 25)."…";
2252
2253                         $start = iconv_strpos($text, $url, $offset, "UTF-8");
2254                         if (!($start === false)) {
2255                                 $image = get_photo_info($url);
2256                                 if ($image) {
2257                                         // If image cache is activated, then use the following sizes:
2258                                         // thumb  (150), small (340), medium (600) and large (1024)
2259                                         if (!get_config("system", "proxy_disabled")) {
2260                                                 $media_url = proxy_url($url);
2261
2262                                                 $sizes = array();
2263                                                 $scale = scale_image($image[0], $image[1], 150);
2264                                                 $sizes["thumb"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
2265
2266                                                 if (($image[0] > 150) OR ($image[1] > 150)) {
2267                                                         $scale = scale_image($image[0], $image[1], 340);
2268                                                         $sizes["small"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
2269                                                 }
2270
2271                                                 $scale = scale_image($image[0], $image[1], 600);
2272                                                 $sizes["medium"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
2273
2274                                                 if (($image[0] > 600) OR ($image[1] > 600)) {
2275                                                         $scale = scale_image($image[0], $image[1], 1024);
2276                                                         $sizes["large"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
2277                                                 }
2278                                         } else {
2279                                                 $media_url = $url;
2280                                                 $sizes["medium"] = array("w" => $image[0], "h" => $image[1], "resize" => "fit");
2281                                         }
2282
2283                                         $entities["media"][] = array(
2284                                                                 "id" => $start+1,
2285                                                                 "id_str" => (string)$start+1,
2286                                                                 "indices" => array($start, $start+strlen($url)),
2287                                                                 "media_url" => normalise_link($media_url),
2288                                                                 "media_url_https" => $media_url,
2289                                                                 "url" => $url,
2290                                                                 "display_url" => $display_url,
2291                                                                 "expanded_url" => $url,
2292                                                                 "type" => "photo",
2293                                                                 "sizes" => $sizes);
2294                                 }
2295                                 $offset = $start + 1;
2296                         }
2297                 }
2298
2299                 return($entities);
2300         }
2301         function api_format_items_embeded_images(&$item, $text){
2302                 $text = preg_replace_callback(
2303                                 "|data:image/([^;]+)[^=]+=*|m",
2304                                 function($match) use ($item) {
2305                                         return App::get_baseurl()."/display/".$item['guid'];
2306                                 },
2307                                 $text);
2308                 return $text;
2309         }
2310
2311
2312         /**
2313          * @brief return <a href='url'>name</a> as array
2314          *
2315          * @param string $txt
2316          * @return array
2317          *                      name => 'name'
2318          *                      'url => 'url'
2319          */
2320         function api_contactlink_to_array($txt) {
2321                 $match = array();
2322                 $r = preg_match_all('|<a href="([^"]*)">([^<]*)</a>|', $txt, $match);
2323                 if ($r && count($match)==3) {
2324                         $res = array(
2325                                 'name' => $match[2],
2326                                 'url' => $match[1]
2327                         );
2328                 } else {
2329                         $res = array(
2330                                 'name' => $text,
2331                                 'url' => ""
2332                         );
2333                 }
2334                 return $res;
2335         }
2336
2337
2338         /**
2339          * @brief return likes, dislikes and attend status for item
2340          *
2341          * @param array $item
2342          * @return array
2343          *                      likes => int count
2344          *                      dislikes => int count
2345          */
2346         function api_format_items_activities(&$item, $type = "json") {
2347                 $activities = array(
2348                         'like' => array(),
2349                         'dislike' => array(),
2350                         'attendyes' => array(),
2351                         'attendno' => array(),
2352                         'attendmaybe' => array()
2353                 );
2354
2355                 $items = q('SELECT * FROM item
2356                                         WHERE uid=%d AND `thr-parent`="%s" AND visible AND NOT deleted',
2357                                         intval($item['uid']),
2358                                         dbesc($item['uri']));
2359
2360                 foreach ($items as $i){
2361                         // not used as result should be structured like other user data
2362                         //builtin_activity_puller($i, $activities);
2363
2364                         // get user data and add it to the array of the activity
2365                         $user = api_get_user($a, $i['author-link']);
2366                         switch($i['verb']) {
2367                                 case ACTIVITY_LIKE:
2368                                         $activities['like'][] = $user;
2369                                         break;
2370                                 case ACTIVITY_DISLIKE:
2371                                         $activities['dislike'][] = $user;
2372                                         break;
2373                                 case ACTIVITY_ATTEND:
2374                                         $activities['attendyes'][] = $user;
2375                                         break;
2376                                 case ACTIVITY_ATTENDNO:
2377                                         $activities['attendno'][] = $user;
2378                                         break;
2379                                 case ACTIVITY_ATTENDMAYBE:
2380                                         $activities['attendmaybe'][] = $user;
2381                                         break;
2382                                 default:
2383                                         break;
2384                         }
2385                 }
2386
2387                 if ($type == "xml") {
2388                         $xml_activities = array();
2389                         foreach ($activities as $k => $v) {
2390                                 // change xml element from "like" to "friendica:like"
2391                                 $xml_activities["friendica:".$k] = $v;
2392                                 // add user data into xml output
2393                                 $k_user = 0;
2394                                 foreach ($v as $user)
2395                                         $xml_activities["friendica:".$k][$k_user++.":user"] = $user;
2396                         }
2397                         $activities = $xml_activities;
2398                 }
2399
2400                 return $activities;
2401
2402         }
2403
2404
2405         /**
2406          * @brief return data from profiles
2407          *
2408          * @param array $profile array containing data from db table 'profile'
2409          * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
2410          * @return array
2411          */
2412         function api_format_items_profiles(&$profile = null, $type = "json") {
2413                 if ($profile != null) {
2414                         $profile = array('profile_id' => $profile['id'],
2415                                                         'profile_name' => $profile['profile-name'],
2416                                                         'is_default' => $profile['is-default'] ? true : false,
2417                                                         'hide_friends'=> $profile['hide-friends'] ? true : false,
2418                                                         'profile_photo' => $profile['photo'],
2419                                                         'profile_thumb' => $profile['thumb'],
2420                                                         'publish' => $profile['publish'] ? true : false,
2421                                                         'net_publish' => $profile['net-publish'] ? true : false,
2422                                                         'description' => $profile['pdesc'],
2423                                                         'date_of_birth' => $profile['dob'],
2424                                                         'address' => $profile['address'],
2425                                                         'city' => $profile['locality'],
2426                                                         'region' => $profile['region'],
2427                                                         'postal_code' => $profile['postal-code'],
2428                                                         'country' => $profile['country-name'],
2429                                                         'hometown' => $profile['hometown'],
2430                                                         'gender' => $profile['gender'],
2431                                                         'marital' => $profile['marital'],
2432                                                         'marital_with' => $profile['with'],
2433                                                         'marital_since' => $profile['howlong'],
2434                                                         'sexual' => $profile['sexual'],
2435                                                         'politic' => $profile['politic'],
2436                                                         'religion' => $profile['religion'],
2437                                                         'public_keywords' => $profile['pub_keywords'],
2438                                                         'private_keywords' => $profile['prv_keywords'],
2439                                                         'likes' => bbcode(api_clean_plain_items($profile['likes']), false, false, 2, false),
2440                                                         'dislikes' => bbcode(api_clean_plain_items($profile['dislikes']), false, false, 2, false),
2441                                                         'about' => bbcode(api_clean_plain_items($profile['about']), false, false, 2, false),
2442                                                         'music' => bbcode(api_clean_plain_items($profile['music']), false, false, 2, false),
2443                                                         'book' => bbcode(api_clean_plain_items($profile['book']), false, false, 2, false),
2444                                                         'tv' => bbcode(api_clean_plain_items($profile['tv']), false, false, 2, false),
2445                                                         'film' => bbcode(api_clean_plain_items($profile['film']), false, false, 2, false),
2446                                                         'interest' => bbcode(api_clean_plain_items($profile['interest']), false, false, 2, false),
2447                                                         'romance' => bbcode(api_clean_plain_items($profile['romance']), false, false, 2, false),
2448                                                         'work' => bbcode(api_clean_plain_items($profile['work']), false, false, 2, false),
2449                                                         'education' => bbcode(api_clean_plain_items($profile['education']), false, false, 2, false),
2450                                                         'social_networks' => bbcode(api_clean_plain_items($profile['contact']), false, false, 2, false),
2451                                                         'homepage' => $profile['homepage'],
2452                                                         'users' => null);
2453                         return $profile;
2454                 }
2455         }
2456
2457         /**
2458          * @brief format items to be returned by api
2459          *
2460          * @param array $r array of items
2461          * @param array $user_info
2462          * @param bool $filter_user filter items by $user_info
2463          */
2464         function api_format_items($r,$user_info, $filter_user = false, $type = "json") {
2465
2466                 $a = get_app();
2467
2468                 $ret = Array();
2469
2470                 foreach($r as $item) {
2471
2472                         localize_item($item);
2473                         list($status_user, $owner_user) = api_item_get_user($a,$item);
2474
2475                         // Look if the posts are matching if they should be filtered by user id
2476                         if ($filter_user AND ($status_user["id"] != $user_info["id"]))
2477                                 continue;
2478
2479                         $in_reply_to = api_in_reply_to($item);
2480
2481                         $converted = api_convert_item($item);
2482
2483                         if ($type == "xml")
2484                                 $geo = "georss:point";
2485                         else
2486                                 $geo = "geo";
2487
2488                         $status = array(
2489                                 'text'          => $converted["text"],
2490                                 'truncated' => False,
2491                                 'created_at'=> api_date($item['created']),
2492                                 'in_reply_to_status_id' => $in_reply_to['status_id'],
2493                                 'in_reply_to_status_id_str' => $in_reply_to['status_id_str'],
2494                                 'source'    => (($item['app']) ? $item['app'] : 'web'),
2495                                 'id'            => intval($item['id']),
2496                                 'id_str'        => (string) intval($item['id']),
2497                                 'in_reply_to_user_id' => $in_reply_to['user_id'],
2498                                 'in_reply_to_user_id_str' => $in_reply_to['user_id_str'],
2499                                 'in_reply_to_screen_name' => $in_reply_to['screen_name'],
2500                                 $geo => NULL,
2501                                 'favorited' => $item['starred'] ? true : false,
2502                                 'user' =>  $status_user ,
2503                                 'friendica_owner' => $owner_user,
2504                                 //'entities' => NULL,
2505                                 'statusnet_html'                => $converted["html"],
2506                                 'statusnet_conversation_id'     => $item['parent'],
2507                                 'friendica_activities' => api_format_items_activities($item, $type),
2508                         );
2509
2510                         if (count($converted["attachments"]) > 0)
2511                                 $status["attachments"] = $converted["attachments"];
2512
2513                         if (count($converted["entities"]) > 0)
2514                                 $status["entities"] = $converted["entities"];
2515
2516                         if (($item['item_network'] != "") AND ($status["source"] == 'web'))
2517                                 $status["source"] = network_to_name($item['item_network'], $user_info['url']);
2518                         else if (($item['item_network'] != "") AND (network_to_name($item['item_network'], $user_info['url']) != $status["source"]))
2519                                 $status["source"] = trim($status["source"].' ('.network_to_name($item['item_network'], $user_info['url']).')');
2520
2521
2522                         // Retweets are only valid for top postings
2523                         // It doesn't work reliable with the link if its a feed
2524                         #$IsRetweet = ($item['owner-link'] != $item['author-link']);
2525                         #if ($IsRetweet)
2526                         #       $IsRetweet = (($item['owner-name'] != $item['author-name']) OR ($item['owner-avatar'] != $item['author-avatar']));
2527
2528
2529                         if ($item["id"] == $item["parent"]) {
2530                                 $retweeted_item = api_share_as_retweet($item);
2531                                 if ($retweeted_item !== false) {
2532                                         $retweeted_status = $status;
2533                                         try {
2534                                                 $retweeted_status["user"] = api_get_user($a,$retweeted_item["author-link"]);
2535                                         } catch( BadRequestException $e ) {
2536                                                 // user not found. should be found?
2537                                                 /// @todo check if the user should be always found
2538                                                 $retweeted_status["user"] = array();
2539                                         }
2540
2541                                         $rt_converted = api_convert_item($retweeted_item);
2542
2543                                         $retweeted_status['text'] = $rt_converted["text"];
2544                                         $retweeted_status['statusnet_html'] = $rt_converted["html"];
2545                                         $retweeted_status['friendica_activities'] = api_format_items_activities($retweeted_item, $type);
2546                                         $retweeted_status['created_at'] =  api_date($retweeted_item['created']);
2547                                         $status['retweeted_status'] = $retweeted_status;
2548                                 }
2549                         }
2550
2551                         // "uid" and "self" are only needed for some internal stuff, so remove it from here
2552                         unset($status["user"]["uid"]);
2553                         unset($status["user"]["self"]);
2554
2555                         if ($item["coord"] != "") {
2556                                 $coords = explode(' ',$item["coord"]);
2557                                 if (count($coords) == 2) {
2558                                         if ($type == "json")
2559                                                 $status["geo"] = array('type' => 'Point',
2560                                                                 'coordinates' => array((float) $coords[0],
2561                                                                                         (float) $coords[1]));
2562                                         else // Not sure if this is the official format - if someone founds a documentation we can check
2563                                                 $status["georss:point"] = $item["coord"];
2564                                 }
2565                         }
2566                         $ret[] = $status;
2567                 };
2568                 return $ret;
2569         }
2570
2571
2572         function api_account_rate_limit_status($type) {
2573
2574                 if ($type == "xml")
2575                         $hash = array(
2576                                         'remaining-hits' => (string) 150,
2577                                         '@attributes' => array("type" => "integer"),
2578                                         'hourly-limit' => (string) 150,
2579                                         '@attributes2' => array("type" => "integer"),
2580                                         'reset-time' => datetime_convert('UTC','UTC','now + 1 hour',ATOM_TIME),
2581                                         '@attributes3' => array("type" => "datetime"),
2582                                         'reset_time_in_seconds' => strtotime('now + 1 hour'),
2583                                         '@attributes4' => array("type" => "integer"),
2584                                 );
2585                 else
2586                         $hash = array(
2587                                         'reset_time_in_seconds' => strtotime('now + 1 hour'),
2588                                         'remaining_hits' => (string) 150,
2589                                         'hourly_limit' => (string) 150,
2590                                         'reset_time' => api_date(datetime_convert('UTC','UTC','now + 1 hour',ATOM_TIME)),
2591                                 );
2592
2593                 return api_format_data('hash', $type, array('hash' => $hash));
2594         }
2595         api_register_func('api/account/rate_limit_status','api_account_rate_limit_status',true);
2596
2597         function api_help_test($type) {
2598                 if ($type == 'xml')
2599                         $ok = "true";
2600                 else
2601                         $ok = "ok";
2602
2603                 return api_format_data('ok', $type, array("ok" => $ok));
2604         }
2605         api_register_func('api/help/test','api_help_test',false);
2606
2607         function api_lists($type) {
2608                 $ret = array();
2609                 return api_format_data('lists', $type, array("lists_list" => $ret));
2610         }
2611         api_register_func('api/lists','api_lists',true);
2612
2613         function api_lists_list($type) {
2614                 $ret = array();
2615                 return api_format_data('lists', $type, array("lists_list" => $ret));
2616         }
2617         api_register_func('api/lists/list','api_lists_list',true);
2618
2619         /**
2620          *  https://dev.twitter.com/docs/api/1/get/statuses/friends
2621          *  This function is deprecated by Twitter
2622          *  returns: json, xml
2623          **/
2624         function api_statuses_f($type, $qtype) {
2625
2626                 $a = get_app();
2627
2628                 if (api_user()===false) throw new ForbiddenException();
2629                 $user_info = api_get_user($a);
2630
2631                 if (x($_GET,'cursor') && $_GET['cursor']=='undefined'){
2632                         /* this is to stop Hotot to load friends multiple times
2633                         *  I'm not sure if I'm missing return something or
2634                         *  is a bug in hotot. Workaround, meantime
2635                         */
2636
2637                         /*$ret=Array();
2638                         return array('$users' => $ret);*/
2639                         return false;
2640                 }
2641
2642                 if($qtype == 'friends')
2643                         $sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_SHARING), intval(CONTACT_IS_FRIEND));
2644                 if($qtype == 'followers')
2645                         $sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_FOLLOWER), intval(CONTACT_IS_FRIEND));
2646
2647                 // friends and followers only for self
2648                 if ($user_info['self'] == 0)
2649                         $sql_extra = " AND false ";
2650
2651                 $r = q("SELECT `nurl` FROM `contact` WHERE `uid` = %d AND NOT `self` AND NOT `blocked` $sql_extra",
2652                         intval(api_user())
2653                 );
2654
2655                 $ret = array();
2656                 foreach($r as $cid){
2657                         $user = api_get_user($a, $cid['nurl']);
2658                         // "uid" and "self" are only needed for some internal stuff, so remove it from here
2659                         unset($user["uid"]);
2660                         unset($user["self"]);
2661
2662                         if ($user)
2663                                 $ret[] = $user;
2664                 }
2665
2666                 return array('user' => $ret);
2667
2668         }
2669         function api_statuses_friends($type){
2670                 $data =  api_statuses_f($type, "friends");
2671                 if ($data===false) return false;
2672                 return  api_format_data("users", $type, $data);
2673         }
2674         function api_statuses_followers($type){
2675                 $data = api_statuses_f($type, "followers");
2676                 if ($data===false) return false;
2677                 return  api_format_data("users", $type, $data);
2678         }
2679         api_register_func('api/statuses/friends','api_statuses_friends',true);
2680         api_register_func('api/statuses/followers','api_statuses_followers',true);
2681
2682
2683
2684
2685
2686
2687         function api_statusnet_config($type) {
2688
2689                 $a = get_app();
2690
2691                 $name = $a->config['sitename'];
2692                 $server = $a->get_hostname();
2693                 $logo = App::get_baseurl() . '/images/friendica-64.png';
2694                 $email = $a->config['admin_email'];
2695                 $closed = (($a->config['register_policy'] == REGISTER_CLOSED) ? 'true' : 'false');
2696                 $private = (($a->config['system']['block_public']) ? 'true' : 'false');
2697                 $textlimit = (string) (($a->config['max_import_size']) ? $a->config['max_import_size'] : 200000);
2698                 if($a->config['api_import_size'])
2699                         $texlimit = string($a->config['api_import_size']);
2700                 $ssl = (($a->config['system']['have_ssl']) ? 'true' : 'false');
2701                 $sslserver = (($ssl === 'true') ? str_replace('http:','https:',App::get_baseurl()) : '');
2702
2703                 $config = array(
2704                         'site' => array('name' => $name,'server' => $server, 'theme' => 'default', 'path' => '',
2705                                 'logo' => $logo, 'fancy' => true, 'language' => 'en', 'email' => $email, 'broughtby' => '',
2706                                 'broughtbyurl' => '', 'timezone' => 'UTC', 'closed' => $closed, 'inviteonly' => false,
2707                                 'private' => $private, 'textlimit' => $textlimit, 'sslserver' => $sslserver, 'ssl' => $ssl,
2708                                 'shorturllength' => '30',
2709                                 'friendica' => array(
2710                                                 'FRIENDICA_PLATFORM' => FRIENDICA_PLATFORM,
2711                                                 'FRIENDICA_VERSION' => FRIENDICA_VERSION,
2712                                                 'DFRN_PROTOCOL_VERSION' => DFRN_PROTOCOL_VERSION,
2713                                                 'DB_UPDATE_VERSION' => DB_UPDATE_VERSION
2714                                                 )
2715                         ),
2716                 );
2717
2718                 return api_format_data('config', $type, array('config' => $config));
2719
2720         }
2721         api_register_func('api/statusnet/config','api_statusnet_config',false);
2722
2723         function api_statusnet_version($type) {
2724                 // liar
2725                 $fake_statusnet_version = "0.9.7";
2726
2727                 return api_format_data('version', $type, array('version' => $fake_statusnet_version));
2728         }
2729         api_register_func('api/statusnet/version','api_statusnet_version',false);
2730
2731         /**
2732          * @todo use api_format_data() to return data
2733          */
2734         function api_ff_ids($type,$qtype) {
2735
2736                 $a = get_app();
2737
2738                 if(! api_user()) throw new ForbiddenException();
2739
2740                 $user_info = api_get_user($a);
2741
2742                 if($qtype == 'friends')
2743                         $sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_SHARING), intval(CONTACT_IS_FRIEND));
2744                 if($qtype == 'followers')
2745                         $sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_FOLLOWER), intval(CONTACT_IS_FRIEND));
2746
2747                 if (!$user_info["self"])
2748                         $sql_extra = " AND false ";
2749
2750                 $stringify_ids = (x($_REQUEST,'stringify_ids')?$_REQUEST['stringify_ids']:false);
2751
2752                 $r = q("SELECT `pcontact`.`id` FROM `contact`
2753                                 INNER JOIN `contact` AS `pcontact` ON `contact`.`nurl` = `pcontact`.`nurl` AND `pcontact`.`uid` = 0
2754                                 WHERE `contact`.`uid` = %s AND NOT `contact`.`self`",
2755                         intval(api_user())
2756                 );
2757
2758                 if(!dbm::is_result($r))
2759                         return;
2760
2761                 $ids = array();
2762                 foreach($r as $rr)
2763                         if ($stringify_ids)
2764                                 $ids[] = $rr['id'];
2765                         else
2766                                 $ids[] = intval($rr['id']);
2767
2768                 return api_format_data("ids", $type, array('id' => $ids));
2769         }
2770
2771         function api_friends_ids($type) {
2772                 return api_ff_ids($type,'friends');
2773         }
2774         function api_followers_ids($type) {
2775                 return api_ff_ids($type,'followers');
2776         }
2777         api_register_func('api/friends/ids','api_friends_ids',true);
2778         api_register_func('api/followers/ids','api_followers_ids',true);
2779
2780
2781         function api_direct_messages_new($type) {
2782
2783                 $a = get_app();
2784
2785                 if (api_user()===false) throw new ForbiddenException();
2786
2787                 if (!x($_POST, "text") OR (!x($_POST,"screen_name") AND !x($_POST,"user_id"))) return;
2788
2789                 $sender = api_get_user($a);
2790
2791                 if ($_POST['screen_name']) {
2792                         $r = q("SELECT `id`, `nurl`, `network` FROM `contact` WHERE `uid`=%d AND `nick`='%s'",
2793                                         intval(api_user()),
2794                                         dbesc($_POST['screen_name']));
2795
2796                         // Selecting the id by priority, friendica first
2797                         api_best_nickname($r);
2798
2799                         $recipient = api_get_user($a, $r[0]['nurl']);
2800                 } else
2801                         $recipient = api_get_user($a, $_POST['user_id']);
2802
2803                 $replyto = '';
2804                 $sub     = '';
2805                 if (x($_REQUEST,'replyto')) {
2806                         $r = q('SELECT `parent-uri`, `title` FROM `mail` WHERE `uid`=%d AND `id`=%d',
2807                                         intval(api_user()),
2808                                         intval($_REQUEST['replyto']));
2809                         $replyto = $r[0]['parent-uri'];
2810                         $sub     = $r[0]['title'];
2811                 }
2812                 else {
2813                         if (x($_REQUEST,'title')) {
2814                                 $sub = $_REQUEST['title'];
2815                         }
2816                         else {
2817                                 $sub = ((strlen($_POST['text'])>10)?substr($_POST['text'],0,10)."...":$_POST['text']);
2818                         }
2819                 }
2820
2821                 $id = send_message($recipient['cid'], $_POST['text'], $sub, $replyto);
2822
2823                 if ($id>-1) {
2824                         $r = q("SELECT * FROM `mail` WHERE id=%d", intval($id));
2825                         $ret = api_format_messages($r[0], $recipient, $sender);
2826
2827                 } else {
2828                         $ret = array("error"=>$id);
2829                 }
2830
2831                 $data = Array('direct_message'=>$ret);
2832
2833                 switch($type){
2834                         case "atom":
2835                         case "rss":
2836                                 $data = api_rss_extra($a, $data, $user_info);
2837                 }
2838
2839                 return  api_format_data("direct-messages", $type, $data);
2840
2841         }
2842         api_register_func('api/direct_messages/new','api_direct_messages_new',true, API_METHOD_POST);
2843
2844
2845         /**
2846          * @brief delete a direct_message from mail table through api
2847          *
2848          * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
2849          * @return string
2850          */
2851         function api_direct_messages_destroy($type){
2852                 $a = get_app();
2853
2854                 if (api_user()===false) throw new ForbiddenException();
2855
2856                 // params
2857                 $user_info = api_get_user($a);
2858                 //required
2859                 $id = (x($_REQUEST,'id') ? $_REQUEST['id'] : 0);
2860                 // optional
2861                 $parenturi = (x($_REQUEST, 'friendica_parenturi') ? $_REQUEST['friendica_parenturi'] : "");
2862                 $verbose = (x($_GET,'friendica_verbose')?strtolower($_GET['friendica_verbose']):"false");
2863                 /// @todo optional parameter 'include_entities' from Twitter API not yet implemented
2864
2865                 $uid = $user_info['uid'];
2866                 // error if no id or parenturi specified (for clients posting parent-uri as well)
2867                 if ($verbose == "true") {
2868                         if ($id == 0 || $parenturi == "") {
2869                                 $answer = array('result' => 'error', 'message' => 'message id or parenturi not specified');
2870                                 return api_format_data("direct_messages_delete", $type, array('$result' => $answer));
2871                         }
2872                 }
2873
2874                 // BadRequestException if no id specified (for clients using Twitter API)
2875                 if ($id == 0) throw new BadRequestException('Message id not specified');
2876
2877                 // add parent-uri to sql command if specified by calling app
2878                 $sql_extra = ($parenturi != "" ? " AND `parent-uri` = '" . dbesc($parenturi) . "'" : "");
2879
2880                 // get data of the specified message id
2881                 $r = q("SELECT `id` FROM `mail` WHERE `uid` = %d AND `id` = %d" . $sql_extra,
2882                         intval($uid),
2883                         intval($id));
2884
2885                 // error message if specified id is not in database
2886                 if (!dbm::is_result($r)) {
2887                         if ($verbose == "true") {
2888                                 $answer = array('result' => 'error', 'message' => 'message id not in database');
2889                                 return api_format_data("direct_messages_delete", $type, array('$result' => $answer));
2890                         }
2891                         /// @todo BadRequestException ok for Twitter API clients?
2892                         throw new BadRequestException('message id not in database');
2893                 }
2894
2895                 // delete message
2896                 $result = q("DELETE FROM `mail` WHERE `uid` = %d AND `id` = %d" . $sql_extra,
2897                         intval($uid),
2898                         intval($id));
2899
2900                 if ($verbose == "true") {
2901                         if ($result) {
2902                                 // return success
2903                                 $answer = array('result' => 'ok', 'message' => 'message deleted');
2904                                 return api_format_data("direct_message_delete", $type, array('$result' => $answer));
2905                         }
2906                         else {
2907                                 $answer = array('result' => 'error', 'message' => 'unknown error');
2908                                 return api_format_data("direct_messages_delete", $type, array('$result' => $answer));
2909                         }
2910                 }
2911                 /// @todo return JSON data like Twitter API not yet implemented
2912
2913         }
2914         api_register_func('api/direct_messages/destroy', 'api_direct_messages_destroy', true, API_METHOD_DELETE);
2915
2916
2917         function api_direct_messages_box($type, $box, $verbose) {
2918
2919                 $a = get_app();
2920
2921                 if (api_user()===false) throw new ForbiddenException();
2922
2923                 // params
2924                 $count = (x($_GET,'count')?$_GET['count']:20);
2925                 $page = (x($_REQUEST,'page')?$_REQUEST['page']-1:0);
2926                 if ($page<0) $page=0;
2927
2928                 $since_id = (x($_REQUEST,'since_id')?$_REQUEST['since_id']:0);
2929                 $max_id = (x($_REQUEST,'max_id')?$_REQUEST['max_id']:0);
2930
2931                 $user_id = (x($_REQUEST,'user_id')?$_REQUEST['user_id']:"");
2932                 $screen_name = (x($_REQUEST,'screen_name')?$_REQUEST['screen_name']:"");
2933
2934                 //  caller user info
2935                 unset($_REQUEST["user_id"]);
2936                 unset($_GET["user_id"]);
2937
2938                 unset($_REQUEST["screen_name"]);
2939                 unset($_GET["screen_name"]);
2940
2941                 $user_info = api_get_user($a);
2942                 $profile_url = $user_info["url"];
2943
2944
2945                 // pagination
2946                 $start = $page*$count;
2947
2948                 // filters
2949                 if ($box=="sentbox") {
2950                         $sql_extra = "`mail`.`from-url`='".dbesc( $profile_url )."'";
2951                 }
2952                 elseif ($box=="conversation") {
2953                         $sql_extra = "`mail`.`parent-uri`='".dbesc( $_GET["uri"] )  ."'";
2954                 }
2955                 elseif ($box=="all") {
2956                         $sql_extra = "true";
2957                 }
2958                 elseif ($box=="inbox") {
2959                         $sql_extra = "`mail`.`from-url`!='".dbesc( $profile_url )."'";
2960                 }
2961
2962                 if ($max_id > 0)
2963                         $sql_extra .= ' AND `mail`.`id` <= '.intval($max_id);
2964
2965                 if ($user_id !="") {
2966                         $sql_extra .= ' AND `mail`.`contact-id` = ' . intval($user_id);
2967                 }
2968                 elseif($screen_name !=""){
2969                         $sql_extra .= " AND `contact`.`nick` = '" . dbesc($screen_name). "'";
2970                 }
2971
2972                 $r = q("SELECT `mail`.*, `contact`.`nurl` AS `contact-url` FROM `mail`,`contact` WHERE `mail`.`contact-id` = `contact`.`id` AND `mail`.`uid`=%d AND $sql_extra AND `mail`.`id` > %d ORDER BY `mail`.`id` DESC LIMIT %d,%d",
2973                                 intval(api_user()),
2974                                 intval($since_id),
2975                                 intval($start), intval($count)
2976                 );
2977                 if ($verbose == "true") {
2978                         // stop execution and return error message if no mails available
2979                         if($r == null) {
2980                                 $answer = array('result' => 'error', 'message' => 'no mails available');
2981                                 return api_format_data("direct_messages_all", $type, array('$result' => $answer));
2982                         }
2983                 }
2984
2985                 $ret = Array();
2986                 foreach($r as $item) {
2987                         if ($box == "inbox" || $item['from-url'] != $profile_url){
2988                                 $recipient = $user_info;
2989                                 $sender = api_get_user($a,normalise_link($item['contact-url']));
2990                         }
2991                         elseif ($box == "sentbox" || $item['from-url'] == $profile_url){
2992                                 $recipient = api_get_user($a,normalise_link($item['contact-url']));
2993                                 $sender = $user_info;
2994
2995                         }
2996                         $ret[]=api_format_messages($item, $recipient, $sender);
2997                 }
2998
2999
3000                 $data = array('direct_message' => $ret);
3001                 switch($type){
3002                         case "atom":
3003                         case "rss":
3004                                 $data = api_rss_extra($a, $data, $user_info);
3005                 }
3006
3007                 return  api_format_data("direct-messages", $type, $data);
3008
3009         }
3010
3011         function api_direct_messages_sentbox($type){
3012                 $verbose = (x($_GET,'friendica_verbose')?strtolower($_GET['friendica_verbose']):"false");
3013                 return api_direct_messages_box($type, "sentbox", $verbose);
3014         }
3015         function api_direct_messages_inbox($type){
3016                 $verbose = (x($_GET,'friendica_verbose')?strtolower($_GET['friendica_verbose']):"false");
3017                 return api_direct_messages_box($type, "inbox", $verbose);
3018         }
3019         function api_direct_messages_all($type){
3020                 $verbose = (x($_GET,'friendica_verbose')?strtolower($_GET['friendica_verbose']):"false");
3021                 return api_direct_messages_box($type, "all", $verbose);
3022         }
3023         function api_direct_messages_conversation($type){
3024                 $verbose = (x($_GET,'friendica_verbose')?strtolower($_GET['friendica_verbose']):"false");
3025                 return api_direct_messages_box($type, "conversation", $verbose);
3026         }
3027         api_register_func('api/direct_messages/conversation','api_direct_messages_conversation',true);
3028         api_register_func('api/direct_messages/all','api_direct_messages_all',true);
3029         api_register_func('api/direct_messages/sent','api_direct_messages_sentbox',true);
3030         api_register_func('api/direct_messages','api_direct_messages_inbox',true);
3031
3032
3033
3034         function api_oauth_request_token($type){
3035                 try{
3036                         $oauth = new FKOAuth1();
3037                         $r = $oauth->fetch_request_token(OAuthRequest::from_request());
3038                 }catch(Exception $e){
3039                         echo "error=". OAuthUtil::urlencode_rfc3986($e->getMessage()); killme();
3040                 }
3041                 echo $r;
3042                 killme();
3043         }
3044         function api_oauth_access_token($type){
3045                 try{
3046                         $oauth = new FKOAuth1();
3047                         $r = $oauth->fetch_access_token(OAuthRequest::from_request());
3048                 }catch(Exception $e){
3049                         echo "error=". OAuthUtil::urlencode_rfc3986($e->getMessage()); killme();
3050                 }
3051                 echo $r;
3052                 killme();
3053         }
3054
3055         api_register_func('api/oauth/request_token', 'api_oauth_request_token', false);
3056         api_register_func('api/oauth/access_token', 'api_oauth_access_token', false);
3057
3058
3059         function api_fr_photos_list($type) {
3060                 if (api_user()===false) throw new ForbiddenException();
3061                 $r = q("select `resource-id`, max(scale) as scale, album, filename, type from photo
3062                                 where uid = %d and album != 'Contact Photos' group by `resource-id`",
3063                         intval(local_user())
3064                 );
3065                 $typetoext = array(
3066                 'image/jpeg' => 'jpg',
3067                 'image/png' => 'png',
3068                 'image/gif' => 'gif'
3069                 );
3070                 $data = array('photo'=>array());
3071                 if($r) {
3072                         foreach($r as $rr) {
3073                                 $photo = array();
3074                                 $photo['id'] = $rr['resource-id'];
3075                                 $photo['album'] = $rr['album'];
3076                                 $photo['filename'] = $rr['filename'];
3077                                 $photo['type'] = $rr['type'];
3078                                 $thumb = App::get_baseurl()."/photo/".$rr['resource-id']."-".$rr['scale'].".".$typetoext[$rr['type']];
3079
3080                                 if ($type == "xml")
3081                                         $data['photo'][] = array("@attributes" => $photo, "1" => $thumb);
3082                                 else {
3083                                         $photo['thumb'] = $thumb;
3084                                         $data['photo'][] = $photo;
3085                                 }
3086                         }
3087                 }
3088                 return  api_format_data("photos", $type, $data);
3089         }
3090
3091         function api_fr_photo_detail($type) {
3092                 if (api_user()===false) throw new ForbiddenException();
3093                 if(!x($_REQUEST,'photo_id')) throw new BadRequestException("No photo id.");
3094
3095                 $scale = (x($_REQUEST, 'scale') ? intval($_REQUEST['scale']) : false);
3096                 $scale_sql = ($scale === false ? "" : sprintf("and scale=%d",intval($scale)));
3097                 $data_sql = ($scale === false ? "" : "data, ");
3098
3099                 $r = q("select %s `resource-id`, `created`, `edited`, `title`, `desc`, `album`, `filename`,
3100                                                 `type`, `height`, `width`, `datasize`, `profile`, min(`scale`) as minscale, max(`scale`) as maxscale
3101                                 from photo where `uid` = %d and `resource-id` = '%s' %s group by `resource-id`",
3102                         $data_sql,
3103                         intval(local_user()),
3104                         dbesc($_REQUEST['photo_id']),
3105                         $scale_sql
3106                 );
3107
3108                 $typetoext = array(
3109                 'image/jpeg' => 'jpg',
3110                 'image/png' => 'png',
3111                 'image/gif' => 'gif'
3112                 );
3113
3114                 if ($r) {
3115                         $data = array('photo' => $r[0]);
3116                         $data['photo']['id'] = $data['photo']['resource-id'];
3117                         if ($scale !== false) {
3118                                 $data['photo']['data'] = base64_encode($data['photo']['data']);
3119                         } else {
3120                                 unset($data['photo']['datasize']); //needed only with scale param
3121                         }
3122                         if ($type == "xml") {
3123                                 $data['photo']['links'] = array();
3124                                 for ($k=intval($data['photo']['minscale']); $k<=intval($data['photo']['maxscale']); $k++)
3125                                         $data['photo']['links'][$k.":link"]["@attributes"] = array("type" => $data['photo']['type'],
3126                                                                                         "scale" => $k,
3127                                                                                         "href" => App::get_baseurl()."/photo/".$data['photo']['resource-id']."-".$k.".".$typetoext[$data['photo']['type']]);
3128                         } else {
3129                                 $data['photo']['link'] = array();
3130                                 for ($k=intval($data['photo']['minscale']); $k<=intval($data['photo']['maxscale']); $k++) {
3131                                         $data['photo']['link'][$k] = App::get_baseurl()."/photo/".$data['photo']['resource-id']."-".$k.".".$typetoext[$data['photo']['type']];
3132                                 }
3133                         }
3134                         unset($data['photo']['resource-id']);
3135                         unset($data['photo']['minscale']);
3136                         unset($data['photo']['maxscale']);
3137
3138                 } else {
3139                         throw new NotFoundException();
3140                 }
3141
3142                 return api_format_data("photo_detail", $type, $data);
3143         }
3144
3145         api_register_func('api/friendica/photos/list', 'api_fr_photos_list', true);
3146         api_register_func('api/friendica/photo', 'api_fr_photo_detail', true);
3147
3148
3149
3150         /**
3151          * similar as /mod/redir.php
3152          * redirect to 'url' after dfrn auth
3153          *
3154          * why this when there is mod/redir.php already?
3155          * This use api_user() and api_login()
3156          *
3157          * params
3158          *              c_url: url of remote contact to auth to
3159          *              url: string, url to redirect after auth
3160          */
3161         function api_friendica_remoteauth() {
3162                 $url = ((x($_GET,'url')) ? $_GET['url'] : '');
3163                 $c_url = ((x($_GET,'c_url')) ? $_GET['c_url'] : '');
3164
3165                 if ($url === '' || $c_url === '')
3166                         throw new BadRequestException("Wrong parameters.");
3167
3168                 $c_url = normalise_link($c_url);
3169
3170                 // traditional DFRN
3171
3172                 $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `nurl` = '%s' LIMIT 1",
3173                         dbesc($c_url),
3174                         intval(api_user())
3175                 );
3176
3177                 if ((! count($r)) || ($r[0]['network'] !== NETWORK_DFRN))
3178                         throw new BadRequestException("Unknown contact");
3179
3180                 $cid = $r[0]['id'];
3181
3182                 $dfrn_id = $orig_id = (($r[0]['issued-id']) ? $r[0]['issued-id'] : $r[0]['dfrn-id']);
3183
3184                 if($r[0]['duplex'] && $r[0]['issued-id']) {
3185                         $orig_id = $r[0]['issued-id'];
3186                         $dfrn_id = '1:' . $orig_id;
3187                 }
3188                 if($r[0]['duplex'] && $r[0]['dfrn-id']) {
3189                         $orig_id = $r[0]['dfrn-id'];
3190                         $dfrn_id = '0:' . $orig_id;
3191                 }
3192
3193                 $sec = random_string();
3194
3195                 q("INSERT INTO `profile_check` ( `uid`, `cid`, `dfrn_id`, `sec`, `expire`)
3196                         VALUES( %d, %s, '%s', '%s', %d )",
3197                         intval(api_user()),
3198                         intval($cid),
3199                         dbesc($dfrn_id),
3200                         dbesc($sec),
3201                         intval(time() + 45)
3202                 );
3203
3204                 logger($r[0]['name'] . ' ' . $sec, LOGGER_DEBUG);
3205                 $dest = (($url) ? '&destination_url=' . $url : '');
3206                 goaway ($r[0]['poll'] . '?dfrn_id=' . $dfrn_id
3207                                 . '&dfrn_version=' . DFRN_PROTOCOL_VERSION
3208                                 . '&type=profile&sec=' . $sec . $dest . $quiet );
3209         }
3210         api_register_func('api/friendica/remoteauth', 'api_friendica_remoteauth', true);
3211
3212         /**
3213          * @brief Return the item shared, if the item contains only the [share] tag
3214          *
3215          * @param array $item Sharer item
3216          * @return array Shared item or false if not a reshare
3217          */
3218         function api_share_as_retweet(&$item) {
3219                 $body = trim($item["body"]);
3220
3221                 if (diaspora::is_reshare($body, false)===false) {
3222                         return false;
3223                 }
3224
3225                 $attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","$1",$body);
3226                 // Skip if there is no shared message in there
3227                 // we already checked this in diaspora::is_reshare()
3228                 // but better one more than one less...
3229                 if ($body == $attributes)
3230                         return false;
3231
3232
3233                 // build the fake reshared item
3234                 $reshared_item = $item;
3235
3236                 $author = "";
3237                 preg_match("/author='(.*?)'/ism", $attributes, $matches);
3238                 if ($matches[1] != "")
3239                         $author = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
3240
3241                 preg_match('/author="(.*?)"/ism', $attributes, $matches);
3242                 if ($matches[1] != "")
3243                         $author = $matches[1];
3244
3245                 $profile = "";
3246                 preg_match("/profile='(.*?)'/ism", $attributes, $matches);
3247                 if ($matches[1] != "")
3248                         $profile = $matches[1];
3249
3250                 preg_match('/profile="(.*?)"/ism', $attributes, $matches);
3251                 if ($matches[1] != "")
3252                         $profile = $matches[1];
3253
3254                 $avatar = "";
3255                 preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
3256                 if ($matches[1] != "")
3257                         $avatar = $matches[1];
3258
3259                 preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
3260                 if ($matches[1] != "")
3261                         $avatar = $matches[1];
3262
3263                 $link = "";
3264                 preg_match("/link='(.*?)'/ism", $attributes, $matches);
3265                 if ($matches[1] != "")
3266                         $link = $matches[1];
3267
3268                 preg_match('/link="(.*?)"/ism', $attributes, $matches);
3269                 if ($matches[1] != "")
3270                         $link = $matches[1];
3271
3272                 $posted = "";
3273                 preg_match("/posted='(.*?)'/ism", $attributes, $matches);
3274                 if ($matches[1] != "")
3275                         $posted= $matches[1];
3276
3277                 preg_match('/posted="(.*?)"/ism', $attributes, $matches);
3278                 if ($matches[1] != "")
3279                         $posted = $matches[1];
3280
3281                 $shared_body = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","$2",$body);
3282
3283                 if (($shared_body == "") || ($profile == "") || ($author == "") || ($avatar == "") || ($posted == ""))
3284                         return false;
3285
3286
3287
3288                 $reshared_item["body"] = $shared_body;
3289                 $reshared_item["author-name"] = $author;
3290                 $reshared_item["author-link"] = $profile;
3291                 $reshared_item["author-avatar"] = $avatar;
3292                 $reshared_item["plink"] = $link;
3293                 $reshared_item["created"] = $posted;
3294                 $reshared_item["edited"] = $posted;
3295
3296                 return $reshared_item;
3297
3298         }
3299
3300         function api_get_nick($profile) {
3301                 /* To-Do:
3302                  - remove trailing junk from profile url
3303                  - pump.io check has to check the website
3304                 */
3305
3306                 $nick = "";
3307
3308                 $r = q("SELECT `nick` FROM `contact` WHERE `uid` = 0 AND `nurl` = '%s'",
3309                         dbesc(normalise_link($profile)));
3310                 if ($r)
3311                         $nick = $r[0]["nick"];
3312
3313                 if (!$nick == "") {
3314                         $r = q("SELECT `nick` FROM `contact` WHERE `uid` = 0 AND `nurl` = '%s'",
3315                                 dbesc(normalise_link($profile)));
3316                         if ($r)
3317                                 $nick = $r[0]["nick"];
3318                 }
3319
3320                 if (!$nick == "") {
3321                         $friendica = preg_replace("=https?://(.*)/profile/(.*)=ism", "$2", $profile);
3322                         if ($friendica != $profile)
3323                                 $nick = $friendica;
3324                 }
3325
3326                 if (!$nick == "") {
3327                         $diaspora = preg_replace("=https?://(.*)/u/(.*)=ism", "$2", $profile);
3328                         if ($diaspora != $profile)
3329                                 $nick = $diaspora;
3330                 }
3331
3332                 if (!$nick == "") {
3333                         $twitter = preg_replace("=https?://twitter.com/(.*)=ism", "$1", $profile);
3334                         if ($twitter != $profile)
3335                                 $nick = $twitter;
3336                 }
3337
3338
3339                 if (!$nick == "") {
3340                         $StatusnetHost = preg_replace("=https?://(.*)/user/(.*)=ism", "$1", $profile);
3341                         if ($StatusnetHost != $profile) {
3342                                 $StatusnetUser = preg_replace("=https?://(.*)/user/(.*)=ism", "$2", $profile);
3343                                 if ($StatusnetUser != $profile) {
3344                                         $UserData = fetch_url("http://".$StatusnetHost."/api/users/show.json?user_id=".$StatusnetUser);
3345                                         $user = json_decode($UserData);
3346                                         if ($user)
3347                                                 $nick = $user->screen_name;
3348                                 }
3349                         }
3350                 }
3351
3352                 // To-Do: look at the page if its really a pumpio site
3353                 //if (!$nick == "") {
3354                 //      $pumpio = preg_replace("=https?://(.*)/(.*)/=ism", "$2", $profile."/");
3355                 //      if ($pumpio != $profile)
3356                 //              $nick = $pumpio;
3357                         //      <div class="media" id="profile-block" data-profile-id="acct:kabniel@microca.st">
3358
3359                 //}
3360
3361                 if ($nick != "")
3362                         return($nick);
3363
3364                 return(false);
3365         }
3366
3367         function api_in_reply_to($item) {
3368                 $in_reply_to = array();
3369
3370                 $in_reply_to['status_id'] = NULL;
3371                 $in_reply_to['user_id'] = NULL;
3372                 $in_reply_to['status_id_str'] = NULL;
3373                 $in_reply_to['user_id_str'] = NULL;
3374                 $in_reply_to['screen_name'] = NULL;
3375
3376                 if (($item['thr-parent'] != $item['uri']) AND (intval($item['parent']) != intval($item['id']))) {
3377                         $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
3378                                 intval($item['uid']),
3379                                 dbesc($item['thr-parent']));
3380
3381                         if (dbm::is_result($r)) {
3382                                 $in_reply_to['status_id'] = intval($r[0]['id']);
3383                         } else {
3384                                 $in_reply_to['status_id'] = intval($item['parent']);
3385                         }
3386
3387                         $in_reply_to['status_id_str'] = (string) intval($in_reply_to['status_id']);
3388
3389                         $r = q("SELECT `contact`.`nick`, `contact`.`name`, `contact`.`id`, `contact`.`url` FROM item
3390                                 STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`author-id`
3391                                 WHERE `item`.`id` = %d LIMIT 1",
3392                                 intval($in_reply_to['status_id'])
3393                         );
3394
3395                         if (dbm::is_result($r)) {
3396                                 if ($r[0]['nick'] == "") {
3397                                         $r[0]['nick'] = api_get_nick($r[0]["url"]);
3398                                 }
3399
3400                                 $in_reply_to['screen_name'] = (($r[0]['nick']) ? $r[0]['nick'] : $r[0]['name']);
3401                                 $in_reply_to['user_id'] = intval($r[0]['id']);
3402                                 $in_reply_to['user_id_str'] = (string) intval($r[0]['id']);
3403                         }
3404
3405                         // There seems to be situation, where both fields are identical:
3406                         // https://github.com/friendica/friendica/issues/1010
3407                         // This is a bugfix for that.
3408                         if (intval($in_reply_to['status_id']) == intval($item['id'])) {
3409                                 logger('this message should never appear: id: '.$item['id'].' similar to reply-to: '.$in_reply_to['status_id'], LOGGER_DEBUG);
3410                                 $in_reply_to['status_id'] = NULL;
3411                                 $in_reply_to['user_id'] = NULL;
3412                                 $in_reply_to['status_id_str'] = NULL;
3413                                 $in_reply_to['user_id_str'] = NULL;
3414                                 $in_reply_to['screen_name'] = NULL;
3415                         }
3416                 }
3417
3418                 return $in_reply_to;
3419         }
3420
3421         function api_clean_plain_items($Text) {
3422                 $include_entities = strtolower(x($_REQUEST,'include_entities')?$_REQUEST['include_entities']:"false");
3423
3424                 $Text = bb_CleanPictureLinks($Text);
3425                 $URLSearchString = "^\[\]";
3426
3427                 $Text = preg_replace("/([!#@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",'$1$3',$Text);
3428
3429                 if ($include_entities == "true") {
3430                         $Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",'[url=$1]$1[/url]',$Text);
3431                 }
3432
3433                 // Simplify "attachment" element
3434                 $Text = api_clean_attachments($Text);
3435
3436                 return($Text);
3437         }
3438
3439         /**
3440          * @brief Removes most sharing information for API text export
3441          *
3442          * @param string $body The original body
3443          *
3444          * @return string Cleaned body
3445          */
3446         function api_clean_attachments($body) {
3447                 $data = get_attachment_data($body);
3448
3449                 if (!$data)
3450                         return $body;
3451
3452                 $body = "";
3453
3454                 if (isset($data["text"]))
3455                         $body = $data["text"];
3456
3457                 if (($body == "") AND (isset($data["title"])))
3458                         $body = $data["title"];
3459
3460                 if (isset($data["url"]))
3461                         $body .= "\n".$data["url"];
3462
3463                 $body .= $data["after"];
3464
3465                 return $body;
3466         }
3467
3468         function api_best_nickname(&$contacts) {
3469                 $best_contact = array();
3470
3471                 if (count($contact) == 0)
3472                         return;
3473
3474                 foreach ($contacts AS $contact)
3475                         if ($contact["network"] == "") {
3476                                 $contact["network"] = "dfrn";
3477                                 $best_contact = array($contact);
3478                         }
3479
3480                 if (sizeof($best_contact) == 0)
3481                         foreach ($contacts AS $contact)
3482                                 if ($contact["network"] == "dfrn")
3483                                         $best_contact = array($contact);
3484
3485                 if (sizeof($best_contact) == 0)
3486                         foreach ($contacts AS $contact)
3487                                 if ($contact["network"] == "dspr")
3488                                         $best_contact = array($contact);
3489
3490                 if (sizeof($best_contact) == 0)
3491                         foreach ($contacts AS $contact)
3492                                 if ($contact["network"] == "stat")
3493                                         $best_contact = array($contact);
3494
3495                 if (sizeof($best_contact) == 0)
3496                         foreach ($contacts AS $contact)
3497                                 if ($contact["network"] == "pump")
3498                                         $best_contact = array($contact);
3499
3500                 if (sizeof($best_contact) == 0)
3501                         foreach ($contacts AS $contact)
3502                                 if ($contact["network"] == "twit")
3503                                         $best_contact = array($contact);
3504
3505                 if (sizeof($best_contact) == 1)
3506                         $contacts = $best_contact;
3507                 else
3508                         $contacts = array($contacts[0]);
3509         }
3510
3511         // return all or a specified group of the user with the containing contacts
3512         function api_friendica_group_show($type) {
3513
3514                 $a = get_app();
3515
3516                 if (api_user()===false) throw new ForbiddenException();
3517
3518                 // params
3519                 $user_info = api_get_user($a);
3520                 $gid = (x($_REQUEST,'gid') ? $_REQUEST['gid'] : 0);
3521                 $uid = $user_info['uid'];
3522
3523                 // get data of the specified group id or all groups if not specified
3524                 if ($gid != 0) {
3525                         $r = q("SELECT * FROM `group` WHERE `deleted` = 0 AND `uid` = %d AND `id` = %d",
3526                                 intval($uid),
3527                                 intval($gid));
3528                         // error message if specified gid is not in database
3529                         if (count($r) == 0)
3530                                 throw new BadRequestException("gid not available");
3531                 }
3532                 else
3533                         $r = q("SELECT * FROM `group` WHERE `deleted` = 0 AND `uid` = %d",
3534                                 intval($uid));
3535
3536                 // loop through all groups and retrieve all members for adding data in the user array
3537                 foreach ($r as $rr) {
3538                         $members = group_get_members($rr['id']);
3539                         $users = array();
3540
3541                         if ($type == "xml") {
3542                                 $user_element = "users";
3543                                 $k = 0;
3544                                 foreach ($members as $member) {
3545                                         $user = api_get_user($a, $member['nurl']);
3546                                         $users[$k++.":user"] = $user;
3547                                 }
3548                         } else {
3549                                 $user_element = "user";
3550                                 foreach ($members as $member) {
3551                                         $user = api_get_user($a, $member['nurl']);
3552                                         $users[] = $user;
3553                                 }
3554                         }
3555                         $grps[] = array('name' => $rr['name'], 'gid' => $rr['id'], $user_element => $users);
3556                 }
3557                 return api_format_data("groups", $type, array('group' => $grps));
3558         }
3559         api_register_func('api/friendica/group_show', 'api_friendica_group_show', true);
3560
3561
3562         // delete the specified group of the user
3563         function api_friendica_group_delete($type) {
3564
3565                 $a = get_app();
3566
3567                 if (api_user()===false) throw new ForbiddenException();
3568
3569                 // params
3570                 $user_info = api_get_user($a);
3571                 $gid = (x($_REQUEST,'gid') ? $_REQUEST['gid'] : 0);
3572                 $name = (x($_REQUEST, 'name') ? $_REQUEST['name'] : "");
3573                 $uid = $user_info['uid'];
3574
3575                 // error if no gid specified
3576                 if ($gid == 0 || $name == "")
3577                         throw new BadRequestException('gid or name not specified');
3578
3579                 // get data of the specified group id
3580                 $r = q("SELECT * FROM `group` WHERE `uid` = %d AND `id` = %d",
3581                         intval($uid),
3582                         intval($gid));
3583                 // error message if specified gid is not in database
3584                 if (count($r) == 0)
3585                         throw new BadRequestException('gid not available');
3586
3587                 // get data of the specified group id and group name
3588                 $rname = q("SELECT * FROM `group` WHERE `uid` = %d AND `id` = %d AND `name` = '%s'",
3589                         intval($uid),
3590                         intval($gid),
3591                         dbesc($name));
3592                 // error message if specified gid is not in database
3593                 if (count($rname) == 0)
3594                         throw new BadRequestException('wrong group name');
3595
3596                 // delete group
3597                 $ret = group_rmv($uid, $name);
3598                 if ($ret) {
3599                         // return success
3600                         $success = array('success' => $ret, 'gid' => $gid, 'name' => $name, 'status' => 'deleted', 'wrong users' => array());
3601                         return api_format_data("group_delete", $type, array('result' => $success));
3602                 }
3603                 else
3604                         throw new BadRequestException('other API error');
3605         }
3606         api_register_func('api/friendica/group_delete', 'api_friendica_group_delete', true, API_METHOD_DELETE);
3607
3608
3609         // create the specified group with the posted array of contacts
3610         function api_friendica_group_create($type) {
3611
3612                 $a = get_app();
3613
3614                 if (api_user()===false) throw new ForbiddenException();
3615
3616                 // params
3617                 $user_info = api_get_user($a);
3618                 $name = (x($_REQUEST, 'name') ? $_REQUEST['name'] : "");
3619                 $uid = $user_info['uid'];
3620                 $json = json_decode($_POST['json'], true);
3621                 $users = $json['user'];
3622
3623                 // error if no name specified
3624                 if ($name == "")
3625                         throw new BadRequestException('group name not specified');
3626
3627                 // get data of the specified group name
3628                 $rname = q("SELECT * FROM `group` WHERE `uid` = %d AND `name` = '%s' AND `deleted` = 0",
3629                         intval($uid),
3630                         dbesc($name));
3631                 // error message if specified group name already exists
3632                 if (count($rname) != 0)
3633                         throw new BadRequestException('group name already exists');
3634
3635                 // check if specified group name is a deleted group
3636                 $rname = q("SELECT * FROM `group` WHERE `uid` = %d AND `name` = '%s' AND `deleted` = 1",
3637                         intval($uid),
3638                         dbesc($name));
3639                 // error message if specified group name already exists
3640                 if (count($rname) != 0)
3641                         $reactivate_group = true;
3642
3643                 // create group
3644                 $ret = group_add($uid, $name);
3645                 if ($ret)
3646                         $gid = group_byname($uid, $name);
3647                 else
3648                         throw new BadRequestException('other API error');
3649
3650                 // add members
3651                 $erroraddinguser = false;
3652                 $errorusers = array();
3653                 foreach ($users as $user) {
3654                         $cid = $user['cid'];
3655                         // check if user really exists as contact
3656                         $contact = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d",
3657                                 intval($cid),
3658                                 intval($uid));
3659                         if (count($contact))
3660                                 $result = group_add_member($uid, $name, $cid, $gid);
3661                         else {
3662                                 $erroraddinguser = true;
3663                                 $errorusers[] = $cid;
3664                         }
3665                 }
3666
3667                 // return success message incl. missing users in array
3668                 $status = ($erroraddinguser ? "missing user" : ($reactivate_group ? "reactivated" : "ok"));
3669                 $success = array('success' => true, 'gid' => $gid, 'name' => $name, 'status' => $status, 'wrong users' => $errorusers);
3670                 return api_format_data("group_create", $type, array('result' => $success));
3671         }
3672         api_register_func('api/friendica/group_create', 'api_friendica_group_create', true, API_METHOD_POST);
3673
3674
3675         // update the specified group with the posted array of contacts
3676         function api_friendica_group_update($type) {
3677
3678                 $a = get_app();
3679
3680                 if (api_user()===false) throw new ForbiddenException();
3681
3682                 // params
3683                 $user_info = api_get_user($a);
3684                 $uid = $user_info['uid'];
3685                 $gid = (x($_REQUEST, 'gid') ? $_REQUEST['gid'] : 0);
3686                 $name = (x($_REQUEST, 'name') ? $_REQUEST['name'] : "");
3687                 $json = json_decode($_POST['json'], true);
3688                 $users = $json['user'];
3689
3690                 // error if no name specified
3691                 if ($name == "")
3692                         throw new BadRequestException('group name not specified');
3693
3694                 // error if no gid specified
3695                 if ($gid == "")
3696                         throw new BadRequestException('gid not specified');
3697
3698                 // remove members
3699                 $members = group_get_members($gid);
3700                 foreach ($members as $member) {
3701                         $cid = $member['id'];
3702                         foreach ($users as $user) {
3703                                 $found = ($user['cid'] == $cid ? true : false);
3704                         }
3705                         if (!$found) {
3706                                 $ret = group_rmv_member($uid, $name, $cid);
3707                         }
3708                 }
3709
3710                 // add members
3711                 $erroraddinguser = false;
3712                 $errorusers = array();
3713                 foreach ($users as $user) {
3714                         $cid = $user['cid'];
3715                         // check if user really exists as contact
3716                         $contact = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d",
3717                                 intval($cid),
3718                                 intval($uid));
3719                         if (count($contact))
3720                                 $result = group_add_member($uid, $name, $cid, $gid);
3721                         else {
3722                                 $erroraddinguser = true;
3723                                 $errorusers[] = $cid;
3724                         }
3725                 }
3726
3727                 // return success message incl. missing users in array
3728                 $status = ($erroraddinguser ? "missing user" : "ok");
3729                 $success = array('success' => true, 'gid' => $gid, 'name' => $name, 'status' => $status, 'wrong users' => $errorusers);
3730                 return api_format_data("group_update", $type, array('result' => $success));
3731         }
3732         api_register_func('api/friendica/group_update', 'api_friendica_group_update', true, API_METHOD_POST);
3733
3734
3735         function api_friendica_activity($type) {
3736
3737                 $a = get_app();
3738
3739                 if (api_user()===false) throw new ForbiddenException();
3740                 $verb = strtolower($a->argv[3]);
3741                 $verb = preg_replace("|\..*$|", "", $verb);
3742
3743                 $id = (x($_REQUEST, 'id') ? $_REQUEST['id'] : 0);
3744
3745                 $res = do_like($id, $verb);
3746
3747                 if ($res) {
3748                         if ($type == "xml")
3749                                 $ok = "true";
3750                         else
3751                                 $ok = "ok";
3752                         return api_format_data('ok', $type, array('ok' => $ok));
3753                 } else {
3754                         throw new BadRequestException('Error adding activity');
3755                 }
3756
3757         }
3758         api_register_func('api/friendica/activity/like', 'api_friendica_activity', true, API_METHOD_POST);
3759         api_register_func('api/friendica/activity/dislike', 'api_friendica_activity', true, API_METHOD_POST);
3760         api_register_func('api/friendica/activity/attendyes', 'api_friendica_activity', true, API_METHOD_POST);
3761         api_register_func('api/friendica/activity/attendno', 'api_friendica_activity', true, API_METHOD_POST);
3762         api_register_func('api/friendica/activity/attendmaybe', 'api_friendica_activity', true, API_METHOD_POST);
3763         api_register_func('api/friendica/activity/unlike', 'api_friendica_activity', true, API_METHOD_POST);
3764         api_register_func('api/friendica/activity/undislike', 'api_friendica_activity', true, API_METHOD_POST);
3765         api_register_func('api/friendica/activity/unattendyes', 'api_friendica_activity', true, API_METHOD_POST);
3766         api_register_func('api/friendica/activity/unattendno', 'api_friendica_activity', true, API_METHOD_POST);
3767         api_register_func('api/friendica/activity/unattendmaybe', 'api_friendica_activity', true, API_METHOD_POST);
3768
3769         /**
3770          * @brief Returns notifications
3771          *
3772          * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
3773          * @return string
3774         */
3775         function api_friendica_notification($type) {
3776
3777                 $a = get_app();
3778
3779                 if (api_user()===false) throw new ForbiddenException();
3780                 if ($a->argc!==3) throw new BadRequestException("Invalid argument count");
3781                 $nm = new NotificationsManager();
3782
3783                 $notes = $nm->getAll(array(), "+seen -date", 50);
3784
3785                 if ($type == "xml") {
3786                         $xmlnotes = array();
3787                         foreach ($notes AS $note)
3788                                 $xmlnotes[] = array("@attributes" => $note);
3789
3790                         $notes = $xmlnotes;
3791                 }
3792
3793                 return api_format_data("notes", $type, array('note' => $notes));
3794         }
3795
3796         /**
3797          * @brief Set notification as seen and returns associated item (if possible)
3798          *
3799          * POST request with 'id' param as notification id
3800          *
3801          * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
3802          * @return string
3803          */
3804         function api_friendica_notification_seen($type){
3805
3806                 $a = get_app();
3807
3808                 if (api_user()===false) throw new ForbiddenException();
3809                 if ($a->argc!==4) throw new BadRequestException("Invalid argument count");
3810
3811                 $id = (x($_REQUEST, 'id') ? intval($_REQUEST['id']) : 0);
3812
3813                 $nm = new NotificationsManager();
3814                 $note = $nm->getByID($id);
3815                 if (is_null($note)) throw new BadRequestException("Invalid argument");
3816
3817                 $nm->setSeen($note);
3818                 if ($note['otype']=='item') {
3819                         // would be really better with an ItemsManager and $im->getByID() :-P
3820                         $r = q("SELECT * FROM `item` WHERE `id`=%d AND `uid`=%d",
3821                                 intval($note['iid']),
3822                                 intval(local_user())
3823                         );
3824                         if ($r!==false) {
3825                                 // we found the item, return it to the user
3826                                 $user_info = api_get_user($a);
3827                                 $ret = api_format_items($r,$user_info, false, $type);
3828                                 $data = array('status' => $ret);
3829                                 return api_format_data("status", $type, $data);
3830                         }
3831                         // the item can't be found, but we set the note as seen, so we count this as a success
3832                 }
3833                 return api_format_data('result', $type, array('result' => "success"));
3834         }
3835
3836         api_register_func('api/friendica/notification/seen', 'api_friendica_notification_seen', true, API_METHOD_POST);
3837         api_register_func('api/friendica/notification', 'api_friendica_notification', true, API_METHOD_GET);
3838
3839
3840         /**
3841          * @brief update a direct_message to seen state
3842          *
3843          * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
3844          * @return string (success result=ok, error result=error with error message)
3845          */
3846         function api_friendica_direct_messages_setseen($type){
3847                 $a = get_app();
3848                 if (api_user()===false) throw new ForbiddenException();
3849
3850                 // params
3851                 $user_info = api_get_user($a);
3852                 $uid = $user_info['uid'];
3853                 $id = (x($_REQUEST, 'id') ? $_REQUEST['id'] : 0);
3854
3855                 // return error if id is zero
3856                 if ($id == "") {
3857                         $answer = array('result' => 'error', 'message' => 'message id not specified');
3858                         return api_format_data("direct_messages_setseen", $type, array('$result' => $answer));
3859                 }
3860
3861                 // get data of the specified message id
3862                 $r = q("SELECT `id` FROM `mail` WHERE `id` = %d AND `uid` = %d",
3863                         intval($id),
3864                         intval($uid));
3865                 // error message if specified id is not in database
3866                 if (!dbm::is_result($r)) {
3867                         $answer = array('result' => 'error', 'message' => 'message id not in database');
3868                         return api_format_data("direct_messages_setseen", $type, array('$result' => $answer));
3869                 }
3870
3871                 // update seen indicator
3872                 $result = q("UPDATE `mail` SET `seen` = 1 WHERE `id` = %d AND `uid` = %d",
3873                         intval($id),
3874                         intval($uid));
3875
3876                 if ($result) {
3877                         // return success
3878                         $answer = array('result' => 'ok', 'message' => 'message set to seen');
3879                         return api_format_data("direct_message_setseen", $type, array('$result' => $answer));
3880                 } else {
3881                         $answer = array('result' => 'error', 'message' => 'unknown error');
3882                         return api_format_data("direct_messages_setseen", $type, array('$result' => $answer));
3883                 }
3884         }
3885         api_register_func('api/friendica/direct_messages_setseen', 'api_friendica_direct_messages_setseen', true);
3886
3887
3888
3889
3890         /**
3891          * @brief search for direct_messages containing a searchstring through api
3892          *
3893          * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
3894          * @return string (success: success=true if found and search_result contains found messages
3895          *                          success=false if nothing was found, search_result='nothing found',
3896          *                 error: result=error with error message)
3897          */
3898         function api_friendica_direct_messages_search($type){
3899                 $a = get_app();
3900
3901                 if (api_user()===false) throw new ForbiddenException();
3902
3903                 // params
3904                 $user_info = api_get_user($a);
3905                 $searchstring = (x($_REQUEST,'searchstring') ? $_REQUEST['searchstring'] : "");
3906                 $uid = $user_info['uid'];
3907
3908                 // error if no searchstring specified
3909                 if ($searchstring == "") {
3910                         $answer = array('result' => 'error', 'message' => 'searchstring not specified');
3911                         return api_format_data("direct_messages_search", $type, array('$result' => $answer));
3912                 }
3913
3914                 // get data for the specified searchstring
3915                 $r = q("SELECT `mail`.*, `contact`.`nurl` AS `contact-url` FROM `mail`,`contact` WHERE `mail`.`contact-id` = `contact`.`id` AND `mail`.`uid`=%d AND `body` LIKE '%s' ORDER BY `mail`.`id` DESC",
3916                         intval($uid),
3917                         dbesc('%'.$searchstring.'%')
3918                 );
3919
3920                 $profile_url = $user_info["url"];
3921                 // message if nothing was found
3922                 if (count($r) == 0)
3923                         $success = array('success' => false, 'search_results' => 'nothing found');
3924                 else {
3925                         $ret = Array();
3926                         foreach($r as $item) {
3927                                 if ($box == "inbox" || $item['from-url'] != $profile_url){
3928                                         $recipient = $user_info;
3929                                         $sender = api_get_user($a,normalise_link($item['contact-url']));
3930                                 }
3931                                 elseif ($box == "sentbox" || $item['from-url'] == $profile_url){
3932                                         $recipient = api_get_user($a,normalise_link($item['contact-url']));
3933                                         $sender = $user_info;
3934                                 }
3935                                 $ret[]=api_format_messages($item, $recipient, $sender);
3936                         }
3937                         $success = array('success' => true, 'search_results' => $ret);
3938                 }
3939
3940                 return api_format_data("direct_message_search", $type, array('$result' => $success));
3941         }
3942         api_register_func('api/friendica/direct_messages_search', 'api_friendica_direct_messages_search', true);
3943
3944
3945         /**
3946          * @brief return data of all the profiles a user has to the client
3947          *
3948          * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
3949          * @return string
3950          */
3951         function api_friendica_profile_show($type){
3952                 $a = get_app();
3953
3954                 if (api_user()===false) throw new ForbiddenException();
3955
3956                 // input params
3957                 $profileid = (x($_REQUEST,'profile_id') ? $_REQUEST['profile_id'] : 0);
3958
3959                 // retrieve general information about profiles for user
3960                 $multi_profiles = feature_enabled(api_user(),'multi_profiles');
3961                 $directory = get_config('system', 'directory');
3962
3963 // get data of the specified profile id or all profiles of the user if not specified
3964                 if ($profileid != 0) {
3965                         $r = q("SELECT * FROM `profile` WHERE `uid` = %d AND `id` = %d",
3966                                 intval(api_user()),
3967                                 intval($profileid));
3968                         // error message if specified gid is not in database
3969                         if (count($r) == 0)
3970                                 throw new BadRequestException("profile_id not available");
3971                 }
3972                 else
3973                         $r = q("SELECT * FROM `profile` WHERE `uid` = %d",
3974                                 intval(api_user()));
3975
3976                 // loop through all returned profiles and retrieve data and users
3977                 $k = 0;
3978                 foreach ($r as $rr) {
3979                         $profile = api_format_items_profiles($rr, $type);
3980
3981                         // select all users from contact table, loop and prepare standard return for user data
3982                         $users = array();
3983                         $r = q("SELECT `id`, `nurl` FROM `contact` WHERE `uid`= %d AND `profile-id` = %d",
3984                                 intval(api_user()),
3985                                 intval($rr['profile_id']));
3986
3987                         foreach ($r as $rr) {
3988                                 $user = api_get_user($a, $rr['nurl']);
3989                                 ($type == "xml") ? $users[$k++.":user"] = $user : $users[] = $user;
3990                         }
3991                         $profile['users'] = $users;
3992
3993                         // add prepared profile data to array for final return
3994                         if ($type == "xml") {
3995                                 $profiles[$k++.":profile"] = $profile;
3996                         } else {
3997                                 $profiles[] = $profile;
3998                         }
3999                 }
4000
4001                 // return settings, authenticated user and profiles data
4002                 $result = array('multi_profiles' => $multi_profiles ? true : false,
4003                                                 'global_dir' => $directory,
4004                                                 'friendica_owner' => api_get_user($a, intval(api_user())),
4005                                                 'profiles' => $profiles);
4006                 return api_format_data("friendica_profiles", $type, array('$result' => $result));
4007         }
4008         api_register_func('api/friendica/profile/show', 'api_friendica_profile_show', true, API_METHOD_GET);
4009
4010 /*
4011 To.Do:
4012     [pagename] => api/1.1/statuses/lookup.json
4013     [id] => 605138389168451584
4014     [include_cards] => true
4015     [cards_platform] => Android-12
4016     [include_entities] => true
4017     [include_my_retweet] => 1
4018     [include_rts] => 1
4019     [include_reply_count] => true
4020     [include_descendent_reply_count] => true
4021 (?)
4022
4023
4024 Not implemented by now:
4025 statuses/retweets_of_me
4026 friendships/create
4027 friendships/destroy
4028 friendships/exists
4029 friendships/show
4030 account/update_location
4031 account/update_profile_background_image
4032 account/update_profile_image
4033 blocks/create
4034 blocks/destroy
4035 friendica/profile/update
4036 friendica/profile/create
4037 friendica/profile/delete
4038
4039 Not implemented in status.net:
4040 statuses/retweeted_to_me
4041 statuses/retweeted_by_me
4042 direct_messages/destroy
4043 account/end_session
4044 account/update_delivery_device
4045 notifications/follow
4046 notifications/leave
4047 blocks/exists
4048 blocks/blocking
4049 lists
4050 */