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