appnet/appnet.php

   1 <?php
   2
   3 /**
   4  * Name: App.net Connector
   5  * Description: app.net postings import and export
   6  * Version: 0.2
   7  * Author: Michael Vogel <https://pirati.ca/profile/heluecht>
   8  */
   9
  10 /*
  11  To-Do:
  12  - Use embedded pictures for the attachment information (large attachment)
  13  - Sound links must be handled
  14  - https://alpha.app.net/sr_rolando/post/32365203 - double pictures
  15  - https://alpha.app.net/opendev/post/34396399 - location data
  16 */
  17
  18 define('APPNET_DEFAULT_POLL_INTERVAL', 5); // given in minutes
  19
  20 function appnet_install() {
  21         register_hook('post_local',             'addon/appnet/appnet.php', 'appnet_post_local');
  22         register_hook('notifier_normal',        'addon/appnet/appnet.php', 'appnet_send');
  23         register_hook('jot_networks',           'addon/appnet/appnet.php', 'appnet_jot_nets');
  24         register_hook('cron',                   'addon/appnet/appnet.php', 'appnet_cron');
  25         register_hook('connector_settings',     'addon/appnet/appnet.php', 'appnet_settings');
  26         register_hook('connector_settings_post','addon/appnet/appnet.php', 'appnet_settings_post');
  27         register_hook('prepare_body',           'addon/appnet/appnet.php', 'appnet_prepare_body');
  28 }
  29
  30
  31 function appnet_uninstall() {
  32         unregister_hook('post_local',       'addon/appnet/appnet.php', 'appnet_post_local');
  33         unregister_hook('notifier_normal',  'addon/appnet/appnet.php', 'appnet_send');
  34         unregister_hook('jot_networks',     'addon/appnet/appnet.php', 'appnet_jot_nets');
  35         unregister_hook('cron',                 'addon/appnet/appnet.php', 'appnet_cron');
  36         unregister_hook('connector_settings',   'addon/appnet/appnet.php', 'appnet_settings');
  37         unregister_hook('connector_settings_post', 'addon/appnet/appnet.php', 'appnet_settings_post');
  38         unregister_hook('prepare_body',         'addon/appnet/appnet.php', 'appnet_prepare_body');
  39 }
  40
  41 function appnet_module() {}
  42
  43 function appnet_content(&$a) {
  44         if(! local_user()) {
  45                 notice( t('Permission denied.') . EOL);
  46                 return '';
  47         }
  48
  49         require_once("mod/settings.php");
  50         settings_init($a);
  51
  52         if (isset($a->argv[1]))
  53                 switch ($a->argv[1]) {
  54                         case "connect":
  55                                 $o = appnet_connect($a);
  56                                 break;
  57                         default:
  58                                 $o = print_r($a->argv, true);
  59                                 break;
  60                 }
  61         else
  62                 $o = appnet_connect($a);
  63
  64         return $o;
  65 }
  66
  67 function appnet_plugin_admin(&$a, &$o){
  68         $t = get_markup_template( "admin.tpl", "addon/appnet/" );
  69
  70         $o = replace_macros($t, array(
  71                 '$submit' => t('Save Settings'),
  72                                                                 // name, label, value, help, [extra values]
  73                 '$clientid' => array('clientid', t('Client ID'),  get_config('appnet', 'clientid' ), ''),
  74                 '$clientsecret' => array('clientsecret', t('Client Secret'),  get_config('appnet', 'clientsecret' ), ''),
  75         ));
  76 }
  77
  78 function appnet_plugin_admin_post(&$a){
  79         $clientid     =       ((x($_POST,'clientid'))              ? notags(trim($_POST['clientid']))   : '');
  80         $clientsecret =       ((x($_POST,'clientsecret'))   ? notags(trim($_POST['clientsecret'])): '');
  81         set_config('appnet','clientid',$clientid);
  82         set_config('appnet','clientsecret',$clientsecret);
  83         info( t('Settings updated.'). EOL );
  84 }
  85
  86 function appnet_connect(&$a) {
  87         require_once 'addon/appnet/AppDotNet.php';
  88
  89         $clientId     = get_config('appnet','clientid');
  90         $clientSecret = get_config('appnet','clientsecret');
  91
  92         if (($clientId == "") OR ($clientSecret == "")) {
  93                 $clientId     = get_pconfig(local_user(),'appnet','clientid');
  94                 $clientSecret = get_pconfig(local_user(),'appnet','clientsecret');
  95         }
  96
  97         $app = new AppDotNet($clientId, $clientSecret);
  98
  99         try {
 100                 $token = $app->getAccessToken($a->get_baseurl().'/appnet/connect');
 101
 102                 logger("appnet_connect: authenticated");
 103                 $o .= t("You are now authenticated to app.net. ");
 104                 set_pconfig(local_user(),'appnet','token', $token);
 105         }
 106         catch (AppDotNetException $e) {
 107                 $o .= t("<p>Error fetching token. Please try again.</p>");
 108         }
 109
 110         $o .= '<br /><a href="'.$a->get_baseurl().'/settings/connectors">'.t("return to the connector page").'</a>';
 111
 112         return($o);
 113 }
 114
 115 function appnet_jot_nets(&$a,&$b) {
 116         if(! local_user())
 117                 return;
 118
 119         $post = get_pconfig(local_user(),'appnet','post');
 120         if(intval($post) == 1) {
 121                 $defpost = get_pconfig(local_user(),'appnet','post_by_default');
 122                 $selected = ((intval($defpost) == 1) ? ' checked="checked" ' : '');
 123                 $b .= '<div class="profile-jot-net"><input type="checkbox" name="appnet_enable"' . $selected . ' value="1" /> '
 124                         . t('Post to app.net') . '</div>';
 125     }
 126 }
 127
 128 function appnet_settings(&$a,&$s) {
 129         require_once 'addon/appnet/AppDotNet.php';
 130
 131         if(! local_user())
 132                 return;
 133
 134         $token = get_pconfig(local_user(),'appnet','token');
 135
 136         $app_clientId     = get_config('appnet','clientid');
 137         $app_clientSecret = get_config('appnet','clientsecret');
 138
 139         if (($app_clientId == "") OR ($app_clientSecret == "")) {
 140                 $app_clientId     = get_pconfig(local_user(),'appnet','clientid');
 141                 $app_clientSecret = get_pconfig(local_user(),'appnet','clientsecret');
 142         }
 143
 144         /* Add our stylesheet to the page so we can make our settings look nice */
 145         $a->page['htmlhead'] .= '<link rel="stylesheet"  type="text/css" href="' . $a->get_baseurl() . '/addon/appnet/appnet.css' . '" media="all" />' . "\r\n";
 146
 147         $enabled = get_pconfig(local_user(),'appnet','post');
 148         $checked = (($enabled) ? ' checked="checked" ' : '');
 149
 150         $css = (($enabled) ? '' : '-disabled');
 151
 152         $def_enabled = get_pconfig(local_user(),'appnet','post_by_default');
 153         $def_checked = (($def_enabled) ? ' checked="checked" ' : '');
 154
 155         $importenabled = get_pconfig(local_user(),'appnet','import');
 156         $importchecked = (($importenabled) ? ' checked="checked" ' : '');
 157
 158         $ownid =  get_pconfig(local_user(),'appnet','ownid');
 159
 160         $s .= '<span id="settings_appnet_inflated" class="settings-block fakelink" style="display: block;" onclick="openClose(\'settings_appnet_expanded\'); openClose(\'settings_appnet_inflated\');">';
 161         $s .= '<img class="connector'.$css.'" src="images/appnet.png" /><h3 class="connector">'. t('App.net Import/Export').'</h3>';
 162         $s .= '</span>';
 163         $s .= '<div id="settings_appnet_expanded" class="settings-block" style="display: none;">';
 164         $s .= '<span class="fakelink" onclick="openClose(\'settings_appnet_expanded\'); openClose(\'settings_appnet_inflated\');">';
 165         $s .= '<img class="connector'.$css.'" src="images/appnet.png" /><h3 class="connector">'. t('App.net Import/Export').'</h3>';
 166         $s .= '</span>';
 167
 168         if ($token != "") {
 169                 $app = new AppDotNet($app_clientId, $app_clientSecret);
 170                 $app->setAccessToken($token);
 171
 172                 try {
 173                         $userdata = $app->getUser();
 174
 175                         if ($ownid != $userdata["id"])
 176                                 set_pconfig(local_user(),'appnet','ownid', $userdata["id"]);
 177
 178                         $s .= '<div id="appnet-info" ><img id="appnet-avatar" src="'.$userdata["avatar_image"]["url"].'" /><p id="appnet-info-block">'. t('Currently connected to: ') .'<a href="'.$userdata["canonical_url"].'" target="_appnet">'.$userdata["username"].'</a><br /><em>'.$userdata["description"]["text"].'</em></p></div>';
 179                         $s .= '<div id="appnet-enable-wrapper">';
 180                         $s .= '<label id="appnet-enable-label" for="appnet-checkbox">' . t('Enable App.net Post Plugin') . '</label>';
 181                         $s .= '<input id="appnet-checkbox" type="checkbox" name="appnet" value="1" ' . $checked . '/>';
 182                         $s .= '</div><div class="clear"></div>';
 183
 184                         $s .= '<div id="appnet-bydefault-wrapper">';
 185                         $s .= '<label id="appnet-bydefault-label" for="appnet-bydefault">' . t('Post to App.net by default') . '</label>';
 186                         $s .= '<input id="appnet-bydefault" type="checkbox" name="appnet_bydefault" value="1" ' . $def_checked . '/>';
 187                         $s .= '</div><div class="clear"></div>';
 188
 189                         $s .= '<label id="appnet-import-label" for="appnet-import">'.t('Import the remote timeline').'</label>';
 190                         $s .= '<input id="appnet-import" type="checkbox" name="appnet_import" value="1" '. $importchecked . '/>';
 191                         $s .= '<div class="clear"></div>';
 192
 193                 }
 194                 catch (AppDotNetException $e) {
 195                         $s .= t("<p>Error fetching user profile. Please clear the configuration and try again.</p>");
 196                 }
 197
 198         } elseif (($app_clientId == '') OR ($app_clientSecret == '')) {
 199                 $s .= t("<p>You have two ways to connect to App.net.</p>");
 200                 $s .= "<hr />";
 201                 $s .= t('<p>First way: Register an application at <a href="https://account.app.net/developer/apps/">https://account.app.net/developer/apps/</a> and enter Client ID and Client Secret. ');
 202                 $s .= sprintf(t("Use '%s' as Redirect URI<p>"), $a->get_baseurl().'/appnet/connect');
 203                 $s .= '<div id="appnet-clientid-wrapper">';
 204                 $s .= '<label id="appnet-clientid-label" for="appnet-clientid">' . t('Client ID') . '</label>';
 205                 $s .= '<input id="appnet-clientid" type="text" name="clientid" value="" />';
 206                 $s .= '</div><div class="clear"></div>';
 207                 $s .= '<div id="appnet-clientsecret-wrapper">';
 208                 $s .= '<label id="appnet-clientsecret-label" for="appnet-clientsecret">' . t('Client Secret') . '</label>';
 209                 $s .= '<input id="appnet-clientsecret" type="text" name="clientsecret" value="" />';
 210                 $s .= '</div><div class="clear"></div>';
 211                 $s .= "<hr />";
 212                 $s .= t('<p>Second way: fetch a token at <a href="http://dev-lite.jonathonduerig.com/">http://dev-lite.jonathonduerig.com/</a>. ');
 213                 $s .= t("Set these scopes: 'Basic', 'Stream', 'Write Post', 'Public Messages', 'Messages'.</p>");
 214                 $s .= '<div id="appnet-token-wrapper">';
 215                 $s .= '<label id="appnet-token-label" for="appnet-token">' . t('Token') . '</label>';
 216                 $s .= '<input id="appnet-token" type="text" name="token" value="'.$token.'" />';
 217                 $s .= '</div><div class="clear"></div>';
 218
 219         } else {
 220                 $app = new AppDotNet($app_clientId, $app_clientSecret);
 221
 222                 $scope =  array('basic', 'stream', 'write_post',
 223                                 'public_messages', 'messages');
 224
 225                 $url = $app->getAuthUrl($a->get_baseurl().'/appnet/connect', $scope);
 226                 $s .= '<div class="clear"></div>';
 227                 $s .= '<a href="'.$url.'">'.t("Sign in using App.net").'</a>';
 228         }
 229
 230         if (($app_clientId != '') OR ($app_clientSecret != '') OR ($token !='')) {
 231                 $s .= '<div id="appnet-disconnect-wrapper">';
 232                 $s .= '<label id="appnet-disconnect-label" for="appnet-disconnect">'. t('Clear OAuth configuration') .'</label>';
 233
 234                 $s .= '<input id="appnet-disconnect" type="checkbox" name="appnet-disconnect" value="1" />';
 235                 $s .= '</div><div class="clear"></div>';
 236         }
 237
 238         /* provide a submit button */
 239         $s .= '<div class="settings-submit-wrapper" ><input type="submit" name="appnet-submit" class="settings-submit" value="' . t('Save Settings') . '" /></div>';
 240
 241         $s .= '</div>';
 242 }
 243
 244 function appnet_settings_post(&$a,&$b) {
 245
 246         if(x($_POST,'appnet-submit')) {
 247
 248                 if (isset($_POST['appnet-disconnect'])) {
 249                         del_pconfig(local_user(), 'appnet', 'clientsecret');
 250                         del_pconfig(local_user(), 'appnet', 'clientid');
 251                         del_pconfig(local_user(), 'appnet', 'token');
 252                         del_pconfig(local_user(), 'appnet', 'post');
 253                         del_pconfig(local_user(), 'appnet', 'post_by_default');
 254                         del_pconfig(local_user(), 'appnet', 'import');
 255                 }
 256
 257                 if (isset($_POST["clientsecret"]))
 258                         set_pconfig(local_user(),'appnet','clientsecret', $_POST['clientsecret']);
 259
 260                 if (isset($_POST["clientid"]))
 261                         set_pconfig(local_user(),'appnet','clientid', $_POST['clientid']);
 262
 263                 if (isset($_POST["token"]) AND ($_POST["token"] != ""))
 264                         set_pconfig(local_user(),'appnet','token', $_POST['token']);
 265
 266                 set_pconfig(local_user(), 'appnet', 'post', intval($_POST['appnet']));
 267                 set_pconfig(local_user(), 'appnet', 'post_by_default', intval($_POST['appnet_bydefault']));
 268                 set_pconfig(local_user(), 'appnet', 'import', intval($_POST['appnet_import']));
 269         }
 270 }
 271
 272 function appnet_post_local(&$a,&$b) {
 273         if($b['edit'])
 274                 return;
 275
 276         if((local_user()) && (local_user() == $b['uid']) && (!$b['private']) && (!$b['parent'])) {
 277                 $appnet_post = intval(get_pconfig(local_user(),'appnet','post'));
 278                 $appnet_enable = (($appnet_post && x($_REQUEST,'appnet_enable')) ? intval($_REQUEST['appnet_enable']) : 0);
 279
 280                 // if API is used, default to the chosen settings
 281                 if($_REQUEST['api_source'] && intval(get_pconfig(local_user(),'appnet','post_by_default')))
 282                         $appnet_enable = 1;
 283
 284                 if(! $appnet_enable)
 285                         return;
 286
 287                 if(strlen($b['postopts']))
 288                         $b['postopts'] .= ',';
 289
 290                 $b['postopts'] .= 'appnet';
 291         }
 292 }
 293
 294 function appnet_create_entities($a, $b, $postdata) {
 295         require_once("include/bbcode.php");
 296         require_once("include/plaintext.php");
 297
 298         $bbcode = $b["body"];
 299         $bbcode = bb_remove_share_information($bbcode, false, true);
 300
 301         // Change pure links in text to bbcode uris
 302         $bbcode = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url=$2]$2[/url]', $bbcode);
 303
 304         $URLSearchString = "^\[\]";
 305
 306         $bbcode = preg_replace("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",'#$2',$bbcode);
 307         $bbcode = preg_replace("/@\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",'@$2',$bbcode);
 308         $bbcode = preg_replace("/\[bookmark\=([$URLSearchString]*)\](.*?)\[\/bookmark\]/ism",'[url=$1]$2[/url]',$bbcode);
 309         $bbcode = preg_replace("/\[video\](.*?)\[\/video\]/ism",'[url=$1]$1[/url]',$bbcode);
 310         $bbcode = preg_replace("/\[youtube\]https?:\/\/(.*?)\[\/youtube\]/ism",'[url=https://$1]https://$1[/url]',$bbcode);
 311         $bbcode = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism",
 312                                '[url=https://www.youtube.com/watch?v=$1]https://www.youtube.com/watch?v=$1[/url]', $bbcode);
 313         $bbcode = preg_replace("/\[vimeo\]https?:\/\/(.*?)\[\/vimeo\]/ism",'[url=https://$1]https://$1[/url]',$bbcode);
 314         $bbcode = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism",
 315                                 '[url=https://vimeo.com/$1]https://vimeo.com/$1[/url]', $bbcode);
 316         //$bbcode = preg_replace("/\[vimeo\](.*?)\[\/vimeo\]/ism",'[url=$1]$1[/url]',$bbcode);
 317
 318         $bbcode = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $bbcode);
 319
 320
 321         preg_match_all("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", $bbcode, $urls, PREG_SET_ORDER);
 322
 323         $bbcode = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",'$1',$bbcode);
 324
 325         $b["body"] = $bbcode;
 326
 327         // To-Do:
 328         // Bilder
 329         // https://alpha.app.net/heluecht/post/32424376
 330         // https://alpha.app.net/heluecht/post/32424307
 331
 332         $plaintext = plaintext($a, $b, 0, false, 6);
 333
 334         $text = $plaintext["text"];
 335
 336         $start = 0;
 337         $entities = array();
 338
 339         foreach ($urls AS $url) {
 340                 $lenurl = iconv_strlen($url[1], "UTF-8");
 341                 $len = iconv_strlen($url[2], "UTF-8");
 342                 $pos = iconv_strpos($text, $url[1], $start, "UTF-8");
 343                 $pre = iconv_substr($text, 0, $pos, "UTF-8");
 344                 $post = iconv_substr($text, $pos + $lenurl, 1000000, "UTF-8");
 345
 346                 $mid = $url[2];
 347                 $html = bbcode($mid, false, false, 6);
 348                 $mid = html2plain($html, 0, true);
 349
 350                 $mid = trim(html_entity_decode($mid,ENT_QUOTES,'UTF-8'));
 351
 352                 $text = $pre.$mid.$post;
 353
 354                 if ($mid != "")
 355                         $entities[] = array("pos" => $pos, "len" => $len, "url" => $url[1], "text" => $mid);
 356
 357                 $start = $pos + 1;
 358         }
 359
 360         if (isset($postdata["url"]) AND isset($postdata["title"])) {
 361                 $postdata["title"] = shortenmsg($postdata["title"], 90);
 362                 $max = 256 - strlen($postdata["title"]);
 363                 $text = shortenmsg($text, $max);
 364                 $text .= "\n[".$postdata["title"]."](".$postdata["url"].")";
 365         } elseif (isset($postdata["url"])) {
 366                 $postdata["url"] = short_link($postdata["url"]);
 367                 $max = 240;
 368                 $text = shortenmsg($text, $max);
 369                 $text .= " [".$postdata["url"]."](".$postdata["url"].")";
 370         } else {
 371                 $max = 256;
 372                 $text = shortenmsg($text, $max);
 373         }
 374
 375         if (iconv_strlen($text, "UTF-8") < $max)
 376                 $max = iconv_strlen($text, "UTF-8");
 377
 378         krsort($entities);
 379         foreach ($entities AS $entity) {
 380                 //if (iconv_strlen($text, "UTF-8") >= $entity["pos"] + $entity["len"]) {
 381                 if (($entity["pos"] + $entity["len"]) <= $max) {
 382                         $pre = iconv_substr($text, 0, $entity["pos"], "UTF-8");
 383                         $post = iconv_substr($text, $entity["pos"] + $entity["len"], 1000000, "UTF-8");
 384
 385                         $text = $pre."[".$entity["text"]."](".$entity["url"].")".$post;
 386                 }
 387         }
 388
 389
 390         return($text);
 391 }
 392
 393 function appnet_send(&$a,&$b) {
 394
 395         logger('appnet_send: invoked for post '.$b['id']." ".$b['app']);
 396
 397         if (!get_pconfig($b["uid"],'appnet','import')) {
 398                 if($b['deleted'] || $b['private'] || ($b['created'] !== $b['edited']))
 399                         return;
 400         }
 401
 402         if($b['parent'] != $b['id']) {
 403                 logger("appnet_send: parameter ".print_r($b, true), LOGGER_DATA);
 404
 405                 // Looking if its a reply to an app.net post
 406                 if ((substr($b["parent-uri"], 0, 5) != "adn::") AND (substr($b["extid"], 0, 5) != "adn::") AND (substr($b["thr-parent"], 0, 5) != "adn::")) {
 407                         logger("appnet_send: no app.net post ".$b["parent"]);
 408                         return;
 409                 }
 410
 411                 $r = q("SELECT * FROM item WHERE item.uri = '%s' AND item.uid = %d LIMIT 1",
 412                         dbesc($b["thr-parent"]),
 413                         intval($b["uid"]));
 414
 415                 if(!count($r)) {
 416                         logger("appnet_send: no parent found ".$b["thr-parent"]);
 417                         return;
 418                 } else {
 419                         $iscomment = true;
 420                         $orig_post = $r[0];
 421                 }
 422
 423                 $nicknameplain = preg_replace("=https?://alpha.app.net/(.*)=ism", "$1", $orig_post["author-link"]);
 424                 $nickname = "@[url=".$orig_post["author-link"]."]".$nicknameplain."[/url]";
 425                 $nicknameplain = "@".$nicknameplain;
 426
 427                 logger("appnet_send: comparing ".$nickname." and ".$nicknameplain." with ".$b["body"], LOGGER_DEBUG);
 428                 if ((strpos($b["body"], $nickname) === false) AND (strpos($b["body"], $nicknameplain) === false))
 429                         $b["body"] = $nickname." ".$b["body"];
 430
 431                 logger("appnet_send: parent found ".print_r($orig_post, true), LOGGER_DATA);
 432         } else {
 433                 $iscomment = false;
 434
 435                 if($b['private'] OR !strstr($b['postopts'],'appnet'))
 436                         return;
 437         }
 438
 439         if (($b['verb'] == ACTIVITY_POST) AND $b['deleted'])
 440                 appnet_action($a, $b["uid"], substr($orig_post["uri"], 5), "delete");
 441
 442         if($b['verb'] == ACTIVITY_LIKE) {
 443                 logger("appnet_send: ".print_r($b, true), LOGGER_DEBUG);
 444                 logger("appnet_send: parameter 2 ".substr($b["thr-parent"], 5), LOGGER_DEBUG);
 445                 if ($b['deleted'])
 446                         appnet_action($a, $b["uid"], substr($b["thr-parent"], 5), "unlike");
 447                 else
 448                         appnet_action($a, $b["uid"], substr($b["thr-parent"], 5), "like");
 449                 return;
 450         }
 451
 452         if($b['deleted'] || ($b['created'] !== $b['edited']))
 453                 return;
 454
 455         $token = get_pconfig($b['uid'],'appnet','token');
 456
 457         if($token) {
 458
 459                 // If it's a repeated message from app.net then do a native repost and exit
 460                 if (appnet_is_repost($a, $b['uid'], $b['body']))
 461                         return;
 462
 463
 464                 require_once 'addon/appnet/AppDotNet.php';
 465
 466                 $clientId     = get_pconfig($b["uid"],'appnet','clientid');
 467                 $clientSecret = get_pconfig($b["uid"],'appnet','clientsecret');
 468
 469                 $app = new AppDotNet($clientId, $clientSecret);
 470                 $app->setAccessToken($token);
 471
 472                 $data = array();
 473
 474                 require_once("include/plaintext.php");
 475                 require_once("include/network.php");
 476
 477                 $post = plaintext($a, $b, 256, false, 6);
 478                 logger("appnet_send: converted message ".$b["id"]." result: ".print_r($post, true), LOGGER_DEBUG);
 479
 480                 if (isset($post["image"])) {
 481                         $img_str = fetch_url($post['image'],true, $redirects, 10);
 482                         $tempfile = tempnam(get_temppath(), "cache");
 483                         file_put_contents($tempfile, $img_str);
 484
 485                         try {
 486                                 $photoFile = $app->createFile($tempfile, array(type => "com.github.jdolitsky.appdotnetphp.photo"));
 487
 488                                 $data["annotations"][] = array(
 489                                                                 "type" => "net.app.core.oembed",
 490                                                                 "value" => array(
 491                                                                         "+net.app.core.file" => array(
 492                                                                                 "file_id" => $photoFile["id"],
 493                                                                                 "file_token" => $photoFile["file_token"],
 494                                                                                 "format" => "oembed")
 495                                                                         )
 496                                                                 );
 497                         }
 498                         catch (AppDotNetException $e) {
 499                                 logger("appnet_send: Error creating file ".appnet_error($e->getMessage()));
 500                         }
 501
 502                         unlink($tempfile);
 503                 }
 504
 505                 // Adding a link to the original post, if it is a root post
 506                 if($b['parent'] == $b['id'])
 507                         $data["annotations"][] = array(
 508                                                         "type" => "net.app.core.crosspost",
 509                                                         "value" => array("canonical_url" => $b["plink"])
 510                                                         );
 511
 512                 // Adding the original post
 513                 $attached_data = get_attached_data($b["body"]);
 514                 $attached_data["post-uri"] = $b["uri"];
 515                 $attached_data["post-title"] = $b["title"];
 516                 $attached_data["post-body"] = substr($b["body"], 0, 4000); // To-Do: Better shortening
 517                 $attached_data["post-tag"] = $b["tag"];
 518                 $attached_data["author-name"] = $b["author-name"];
 519                 $attached_data["author-link"] = $b["author-link"];
 520                 $attached_data["author-avatar"] = $b["author-avatar"];
 521
 522                 $data["annotations"][] = array(
 523                                                 "type" => "com.friendica.post",
 524                                                 "value" => $attached_data
 525                                                 );
 526
 527                 if (isset($post["url"]) AND !isset($post["title"])) {
 528                         $display_url = str_replace(array("http://www.", "https://www."), array("", ""), $post["url"]);
 529                         $display_url = str_replace(array("http://", "https://"), array("", ""), $display_url);
 530
 531                         if (strlen($display_url) > 26)
 532                                 $display_url = substr($display_url, 0, 25)."…";
 533
 534                         $post["title"] = $display_url;
 535                 }
 536
 537                 $text = appnet_create_entities($a, $b, $post);
 538
 539                 $data["entities"]["parse_markdown_links"] = true;
 540
 541                 if ($iscomment)
 542                         $data["reply_to"] = substr($orig_post["uri"], 5);
 543
 544                 try {
 545                         logger("appnet_send: sending message ".$b["id"]." ".$text." ".print_r($data, true), LOGGER_DEBUG);
 546                         $ret = $app->createPost($text, $data);
 547                         logger("appnet_send: send message ".$b["id"]." result: ".print_r($ret, true), LOGGER_DEBUG);
 548                         if ($iscomment) {
 549                                 logger('appnet_send: Update extid '.$ret["id"]." for post id ".$b['id']);
 550                                 q("UPDATE `item` SET `extid` = '%s' WHERE `id` = %d",
 551                                         dbesc("adn::".$ret["id"]),
 552                                         intval($b['id'])
 553                                 );
 554                         }
 555                 }
 556                 catch (AppDotNetException $e) {
 557                         logger("appnet_send: Error sending message ".$b["id"]." ".appnet_error($e->getMessage()));
 558                 }
 559         }
 560 }
 561
 562 function appnet_action($a, $uid, $pid, $action) {
 563         require_once 'addon/appnet/AppDotNet.php';
 564
 565         $token        = get_pconfig($uid,'appnet','token');
 566         $clientId     = get_pconfig($uid,'appnet','clientid');
 567         $clientSecret = get_pconfig($uid,'appnet','clientsecret');
 568
 569         $app = new AppDotNet($clientId, $clientSecret);
 570         $app->setAccessToken($token);
 571
 572         logger("appnet_action '".$action."' ID: ".$pid, LOGGER_DATA);
 573
 574         try {
 575                 switch ($action) {
 576                         case "delete":
 577                                 $result = $app->deletePost($pid);
 578                                 break;
 579                         case "like":
 580                                 $result = $app->starPost($pid);
 581                                 break;
 582                         case "unlike":
 583                                 $result = $app->unstarPost($pid);
 584                                 break;
 585                 }
 586                 logger("appnet_action '".$action."' send, result: " . print_r($result, true), LOGGER_DEBUG);
 587         }
 588         catch (AppDotNetException $e) {
 589                 logger("appnet_action: Error sending action ".$action." pid ".$pid." ".appnet_error($e->getMessage()), LOGGER_DEBUG);
 590         }
 591 }
 592
 593 function appnet_is_repost($a, $uid, $body) {
 594         $body = trim($body);
 595
 596         // Skip if it isn't a pure repeated messages
 597         // Does it start with a share?
 598         if (strpos($body, "[share") > 0)
 599                 return(false);
 600
 601         // Does it end with a share?
 602         if (strlen($body) > (strrpos($body, "[/share]") + 8))
 603                 return(false);
 604
 605         $attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","$1",$body);
 606         // Skip if there is no shared message in there
 607         if ($body == $attributes)
 608                 return(false);
 609
 610         $link = "";
 611         preg_match("/link='(.*?)'/ism", $attributes, $matches);
 612         if ($matches[1] != "")
 613                 $link = $matches[1];
 614
 615         preg_match('/link="(.*?)"/ism', $attributes, $matches);
 616         if ($matches[1] != "")
 617                 $link = $matches[1];
 618
 619         $id = preg_replace("=https?://alpha.app.net/(.*)/post/(.*)=ism", "$2", $link);
 620         if ($id == $link)
 621                 return(false);
 622
 623         logger('appnet_is_repost: Reposting id '.$id.' for user '.$uid, LOGGER_DEBUG);
 624
 625         require_once 'addon/appnet/AppDotNet.php';
 626
 627         $token        = get_pconfig($uid,'appnet','token');
 628         $clientId     = get_pconfig($uid,'appnet','clientid');
 629         $clientSecret = get_pconfig($uid,'appnet','clientsecret');
 630
 631         $app = new AppDotNet($clientId, $clientSecret);
 632         $app->setAccessToken($token);
 633
 634         try {
 635                 $result = $app->repost($id);
 636                 logger('appnet_is_repost: result '.print_r($result, true), LOGGER_DEBUG);
 637                 return true;
 638         }
 639         catch (AppDotNetException $e) {
 640                 logger('appnet_is_repost: error doing repost '.appnet_error($e->getMessage()), LOGGER_DEBUG);
 641                 return false;
 642         }
 643 }
 644
 645 function appnet_fetchstream($a, $uid) {
 646         require_once("addon/appnet/AppDotNet.php");
 647         require_once('include/items.php');
 648
 649         $token = get_pconfig($uid,'appnet','token');
 650         $clientId     = get_pconfig($uid,'appnet','clientid');
 651         $clientSecret = get_pconfig($uid,'appnet','clientsecret');
 652
 653         $app = new AppDotNet($clientId, $clientSecret);
 654         $app->setAccessToken($token);
 655
 656         $r = q("SELECT * FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1",
 657                 intval($uid));
 658
 659         if(count($r))
 660                 $me = $r[0];
 661         else {
 662                 logger("appnet_fetchstream: Own contact not found for user ".$uid, LOGGER_DEBUG);
 663                 return;
 664         }
 665
 666         $user = q("SELECT * FROM `user` WHERE `uid` = %d AND `account_expired` = 0 LIMIT 1",
 667                 intval($uid)
 668         );
 669
 670         if(count($user))
 671                 $user = $user[0];
 672         else {
 673                 logger("appnet_fetchstream: Own user not found for user ".$uid, LOGGER_DEBUG);
 674                 return;
 675         }
 676
 677         $ownid = get_pconfig($uid,'appnet','ownid');
 678
 679         // Fetch stream
 680         $param = array("count" => 200, "include_deleted" => false, "include_directed_posts" => true,
 681                         "include_html" => false, "include_post_annotations" => true);
 682
 683         $lastid  = get_pconfig($uid, 'appnet', 'laststreamid');
 684
 685         if ($lastid <> "")
 686                 $param["since_id"] = $lastid;
 687
 688         try {
 689                 $stream = $app->getUserStream($param);
 690         }
 691         catch (AppDotNetException $e) {
 692                 logger("appnet_fetchstream: Error fetching stream for user ".$uid." ".appnet_error($e->getMessage()));
 693         }
 694
 695         $stream = array_reverse($stream);
 696         foreach ($stream AS $post) {
 697                 $postarray = appnet_createpost($a, $uid, $post, $me, $user, $ownid, true);
 698
 699                 $item = item_store($postarray);
 700                 logger('appnet_fetchstream: User '.$uid.' posted stream item '.$item);
 701
 702                 $lastid = $post["id"];
 703
 704                 if (($item != 0) AND ($postarray['contact-id'] != $me["id"])) {
 705                         $r = q("SELECT `thread`.`iid` AS `parent` FROM `thread`
 706                                 INNER JOIN `item` ON `thread`.`iid` = `item`.`parent` AND `thread`.`uid` = `item`.`uid`
 707                                 WHERE `item`.`id` = %d AND `thread`.`mention` LIMIT 1", dbesc($item));
 708
 709                         if (count($r)) {
 710                                 require_once('include/enotify.php');
 711                                 notification(array(
 712                                         'type'         => NOTIFY_COMMENT,
 713                                         'notify_flags' => $user['notify-flags'],
 714                                         'language'     => $user['language'],
 715                                         'to_name'      => $user['username'],
 716                                         'to_email'     => $user['email'],
 717                                         'uid'          => $user['uid'],
 718                                         'item'         => $postarray,
 719                                         'link'         => $a->get_baseurl().'/display/'.urlencode(get_item_guid($item)),
 720                                         'source_name'  => $postarray['author-name'],
 721                                         'source_link'  => $postarray['author-link'],
 722                                         'source_photo' => $postarray['author-avatar'],
 723                                         'verb'         => ACTIVITY_POST,
 724                                         'otype'        => 'item',
 725                                         'parent'       => $r[0]["parent"],
 726                                 ));
 727                         }
 728                 }
 729         }
 730
 731         set_pconfig($uid, 'appnet', 'laststreamid', $lastid);
 732
 733         // Fetch mentions
 734         $param = array("count" => 200, "include_deleted" => false, "include_directed_posts" => true,
 735                         "include_html" => false, "include_post_annotations" => true);
 736
 737         $lastid  = get_pconfig($uid, 'appnet', 'lastmentionid');
 738
 739         if ($lastid <> "")
 740                 $param["since_id"] = $lastid;
 741
 742         try {
 743                 $mentions = $app->getUserMentions("me", $param);
 744         }
 745         catch (AppDotNetException $e) {
 746                 logger("appnet_fetchstream: Error fetching mentions for user ".$uid." ".appnet_error($e->getMessage()));
 747         }
 748
 749         $mentions = array_reverse($mentions);
 750         foreach ($mentions AS $post) {
 751                 $postarray = appnet_createpost($a, $uid, $post, $me, $user, $ownid, false);
 752
 753                 if (isset($postarray["id"])) {
 754                         $item = $postarray["id"];
 755                         $parent_id = $postarray['parent'];
 756                 } elseif (isset($postarray["body"])) {
 757                         $item = item_store($postarray);
 758                         $parent_id = 0;
 759                         logger('appnet_fetchstream: User '.$uid.' posted mention item '.$item);
 760                 } else {
 761                         $item = 0;
 762                         $parent_id = 0;
 763                 }
 764
 765                 // Fetch the parent and id
 766                 if (($parent_id == 0) AND ($postarray['uri'] != "")) {
 767                         $r = q("SELECT `id`, `parent` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 768                                 dbesc($postarray['uri']),
 769                                 intval($uid)
 770                         );
 771
 772                         if (count($r)) {
 773                                 $item = $r[0]['id'];
 774                                 $parent_id = $r[0]['parent'];
 775                         }
 776                 }
 777
 778                 $lastid = $post["id"];
 779
 780                 //if (($item != 0) AND ($postarray['contact-id'] != $me["id"])) {
 781                 if ($item != 0) {
 782                         require_once('include/enotify.php');
 783                         notification(array(
 784                                 'type'         => NOTIFY_TAGSELF,
 785                                 'notify_flags' => $user['notify-flags'],
 786                                 'language'     => $user['language'],
 787                                 'to_name'      => $user['username'],
 788                                 'to_email'     => $user['email'],
 789                                 'uid'          => $user['uid'],
 790                                 'item'         => $postarray,
 791                                 'link'         => $a->get_baseurl().'/display/'.urlencode(get_item_guid($item)),
 792                                 'source_name'  => $postarray['author-name'],
 793                                 'source_link'  => $postarray['author-link'],
 794                                 'source_photo' => $postarray['author-avatar'],
 795                                 'verb'         => ACTIVITY_TAG,
 796                                 'otype'        => 'item',
 797                                 'parent'       => $parent_id,
 798                         ));
 799                 }
 800         }
 801
 802         set_pconfig($uid, 'appnet', 'lastmentionid', $lastid);
 803
 804
 805 /* To-Do
 806         $param = array("interaction_actions" => "star");
 807         $interactions = $app->getMyInteractions($param);
 808         foreach ($interactions AS $interaction)
 809                 appnet_dolike($a, $uid, $interaction);
 810 */
 811 }
 812
 813 function appnet_createpost($a, $uid, $post, $me, $user, $ownid, $createuser, $threadcompletion = true, $nodupcheck = false) {
 814         require_once('include/items.php');
 815
 816         if ($post["machine_only"])
 817                 return;
 818
 819         if ($post["is_deleted"])
 820                 return;
 821
 822         $postarray = array();
 823         $postarray['gravity'] = 0;
 824         $postarray['uid'] = $uid;
 825         $postarray['wall'] = 0;
 826         $postarray['verb'] = ACTIVITY_POST;
 827         $postarray['network'] =  dbesc(NETWORK_APPNET);
 828         if (is_array($post["repost_of"])) {
 829                 // You can't reply to reposts. So use the original id and thread-id
 830                 $postarray['uri'] = "adn::".$post["repost_of"]["id"];
 831                 $postarray['parent-uri'] = "adn::".$post["repost_of"]["thread_id"];
 832         } else {
 833                 $postarray['uri'] = "adn::".$post["id"];
 834                 $postarray['parent-uri'] = "adn::".$post["thread_id"];
 835         }
 836
 837         if (!$nodupcheck) {
 838                 $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 839                         dbesc($postarray['uri']),
 840                         intval($uid)
 841                         );
 842
 843                 if (count($r))
 844                         return($r[0]);
 845
 846                 $r = q("SELECT * FROM `item` WHERE `extid` = '%s' AND `uid` = %d LIMIT 1",
 847                         dbesc($postarray['uri']),
 848                         intval($uid)
 849                         );
 850
 851                 if (count($r))
 852                         return($r[0]);
 853         }
 854
 855         if (isset($post["reply_to"]) AND ($post["reply_to"] != "")) {
 856                 $postarray['thr-parent'] = "adn::".$post["reply_to"];
 857
 858                 // Complete the thread (if the parent doesn't exists)
 859                 if ($threadcompletion) {
 860                         //$r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 861                         //      dbesc($postarray['thr-parent']),
 862                         //      intval($uid)
 863                         //      );
 864                         //if (!count($r)) {
 865                                 logger("appnet_createpost: completing thread ".$post["thread_id"]." for user ".$uid, LOGGER_DEBUG);
 866
 867                                 require_once("addon/appnet/AppDotNet.php");
 868
 869                                 $token = get_pconfig($uid,'appnet','token');
 870                                 $clientId     = get_pconfig($uid,'appnet','clientid');
 871                                 $clientSecret = get_pconfig($uid,'appnet','clientsecret');
 872
 873                                 $app = new AppDotNet($clientId, $clientSecret);
 874                                 $app->setAccessToken($token);
 875
 876                                 $param = array("count" => 200, "include_deleted" => false, "include_directed_posts" => true,
 877                                                 "include_html" => false, "include_post_annotations" => true);
 878                                 try {
 879                                         $thread = $app->getPostReplies($post["thread_id"], $param);
 880                                 }
 881                                 catch (AppDotNetException $e) {
 882                                         logger("appnet_createpost: Error fetching thread for user ".$uid." ".appnet_error($e->getMessage()));
 883                                 }
 884                                 $thread = array_reverse($thread);
 885
 886                                 logger("appnet_createpost: fetched ".count($thread)." items for thread ".$post["thread_id"]." for user ".$uid, LOGGER_DEBUG);
 887
 888                                 foreach ($thread AS $tpost) {
 889                                         $threadpost = appnet_createpost($a, $uid, $tpost, $me, $user, $ownid, false, false);
 890                                         $item = item_store($threadpost);
 891                                         logger("appnet_createpost: stored post ".$post["id"]." thread ".$post["thread_id"]." in item ".$item, LOGGER_DEBUG);
 892                                 }
 893                         //}
 894                 }
 895                 // Don't create accounts of people who just comment something
 896                 $createuser = false;
 897
 898                 $postarray['object-type'] = ACTIVITY_OBJ_COMMENT;
 899         } else {
 900                 $postarray['thr-parent'] = $postarray['uri'];
 901                 $postarray['object-type'] = ACTIVITY_OBJ_NOTE;
 902         }
 903
 904         if (($post["user"]["id"] != $ownid) OR ($postarray['thr-parent'] == $postarray['uri'])) {
 905                 $postarray['owner-name'] = $post["user"]["name"];
 906                 $postarray['owner-link'] = $post["user"]["canonical_url"];
 907                 $postarray['owner-avatar'] = $post["user"]["avatar_image"]["url"];
 908                 $postarray['contact-id'] = appnet_fetchcontact($a, $uid, $post["user"], $me, $createuser);
 909         } else {
 910                 $postarray['owner-name'] = $me["name"];
 911                 $postarray['owner-link'] = $me["url"];
 912                 $postarray['owner-avatar'] = $me["thumb"];
 913                 $postarray['contact-id'] = $me["id"];
 914         }
 915
 916         $links = array();
 917
 918         if (is_array($post["repost_of"])) {
 919                 $postarray['author-name'] = $post["repost_of"]["user"]["name"];
 920                 $postarray['author-link'] = $post["repost_of"]["user"]["canonical_url"];
 921                 $postarray['author-avatar'] = $post["repost_of"]["user"]["avatar_image"]["url"];
 922
 923                 $content = $post["repost_of"];
 924         } else {
 925                 $postarray['author-name'] = $postarray['owner-name'];
 926                 $postarray['author-link'] = $postarray['owner-link'];
 927                 $postarray['author-avatar'] = $postarray['owner-avatar'];
 928
 929                 $content = $post;
 930         }
 931
 932         $postarray['plink'] = $content["canonical_url"];
 933
 934         if (is_array($content["entities"])) {
 935                 $converted = appnet_expand_entities($a, $content["text"], $content["entities"]);
 936                 $postarray['body'] = $converted["body"];
 937                 $postarray['tag'] = $converted["tags"];
 938         } else
 939                 $postarray['body'] = $content["text"];
 940
 941         if (sizeof($content["entities"]["links"]))
 942                 foreach($content["entities"]["links"] AS $link) {
 943                         $url = normalise_link($link["url"]);
 944                         $links[$url] = $link["url"];
 945                 }
 946
 947         /* if (sizeof($content["annotations"]))
 948                 foreach($content["annotations"] AS $annotation) {
 949                         if ($annotation[type] == "net.app.core.oembed") {
 950                                 if (isset($annotation["value"]["embeddable_url"])) {
 951                                         $url = normalise_link($annotation["value"]["embeddable_url"]);
 952                                         if (isset($links[$url]))
 953                                                 unset($links[$url]);
 954                                 }
 955                         } elseif ($annotation[type] == "com.friendica.post") {
 956                                 //$links = array();
 957                                 //if (isset($annotation["value"]["post-title"]))
 958                                 //      $postarray['title'] = $annotation["value"]["post-title"];
 959
 960                                 //if (isset($annotation["value"]["post-body"]))
 961                                 //      $postarray['body'] = $annotation["value"]["post-body"];
 962
 963                                 //if (isset($annotation["value"]["post-tag"]))
 964                                 //      $postarray['tag'] = $annotation["value"]["post-tag"];
 965
 966                                 if (isset($annotation["value"]["author-name"]))
 967                                         $postarray['author-name'] = $annotation["value"]["author-name"];
 968
 969                                 if (isset($annotation["value"]["author-link"]))
 970                                         $postarray['author-link'] = $annotation["value"]["author-link"];
 971
 972                                 if (isset($annotation["value"]["author-avatar"]))
 973                                         $postarray['author-avatar'] = $annotation["value"]["author-avatar"];
 974                         }
 975
 976                 } */
 977
 978         $page_info = "";
 979
 980         if (is_array($content["annotations"])) {
 981                 $photo = appnet_expand_annotations($a, $content["annotations"]);
 982                 if (($photo["large"] != "") AND ($photo["url"] != ""))
 983                         $page_info = "\n[url=".$photo["url"]."][img]".$photo["large"]."[/img][/url]";
 984                 elseif ($photo["url"] != "")
 985                         $page_info = "\n[img]".$photo["url"]."[/img]";
 986
 987                 if ($photo["url"] != "")
 988                         $postarray['object-type'] = ACTIVITY_OBJ_IMAGE;
 989
 990         } else
 991                 $photo = array("url" => "", "large" => "");
 992
 993         if (sizeof($links)) {
 994                 $link = array_pop($links);
 995                 $url = str_replace(array('/', '.'), array('\/', '\.'), $link);
 996
 997                 $page_info = add_page_info($link, false, $photo["url"]);
 998
 999                 if (trim($page_info) != "") {
1000                         $removedlink = preg_replace("/\[url\=".$url."\](.*?)\[\/url\]/ism", '', $postarray['body']);
1001                         if (($removedlink == "") OR strstr($postarray['body'], $removedlink))
1002                                 $postarray['body'] = $removedlink;
1003                 }
1004         }
1005
1006         $postarray['body'] .= $page_info;
1007
1008         $postarray['created'] = datetime_convert('UTC','UTC',$post["created_at"]);
1009         $postarray['edited'] = datetime_convert('UTC','UTC',$post["created_at"]);
1010
1011         $postarray['app'] = $post["source"]["name"];
1012
1013         return($postarray);
1014 }
1015
1016 function appnet_expand_entities($a, $body, $entities) {
1017
1018         if (!function_exists('substr_unicode')) {
1019                 function substr_unicode($str, $s, $l = null) {
1020                         return join("", array_slice(
1021                                 preg_split("//u", $str, -1, PREG_SPLIT_NO_EMPTY), $s, $l));
1022                 }
1023         }
1024
1025         $tags_arr = array();
1026         $replace = array();
1027
1028         foreach ($entities["mentions"] AS $mention) {
1029                 $url = "@[url=https://alpha.app.net/".rawurlencode($mention["name"])."]".$mention["name"]."[/url]";
1030                 $tags_arr["@".$mention["name"]] = $url;
1031                 $replace[$mention["pos"]] = array("pos"=> $mention["pos"], "len"=> $mention["len"], "replace"=> $url);
1032         }
1033
1034         foreach ($entities["hashtags"] AS $hashtag) {
1035                 $url = "#[url=".$a->get_baseurl()."/search?tag=".rawurlencode($hashtag["name"])."]".$hashtag["name"]."[/url]";
1036                 $tags_arr["#".$hashtag["name"]] = $url;
1037                 $replace[$hashtag["pos"]] = array("pos"=> $hashtag["pos"], "len"=> $hashtag["len"], "replace"=> $url);
1038         }
1039
1040         foreach ($entities["links"] AS $links) {
1041                 $url = "[url=".$links["url"]."]".$links["text"]."[/url]";
1042                 if (isset($links["amended_len"]) AND ($links["amended_len"] > $links["len"]))
1043                         $replace[$links["pos"]] = array("pos"=> $links["pos"], "len"=> $links["amended_len"], "replace"=> $url);
1044                 else
1045                         $replace[$links["pos"]] = array("pos"=> $links["pos"], "len"=> $links["len"], "replace"=> $url);
1046         }
1047
1048
1049         if (sizeof($replace)) {
1050                 krsort($replace);
1051                 foreach ($replace AS $entity) {
1052                         $pre = substr_unicode($body, 0, $entity["pos"]);
1053                         $post = substr_unicode($body, $entity["pos"] + $entity["len"]);
1054                         //$pre = iconv_substr($body, 0, $entity["pos"], "UTF-8");
1055                         //$post = iconv_substr($body, $entity["pos"] + $entity["len"], "UTF-8");
1056
1057                         $body = $pre.$entity["replace"].$post;
1058                 }
1059         }
1060
1061         return(array("body" => $body, "tags" => implode($tags_arr, ",")));
1062 }
1063
1064 function appnet_expand_annotations($a, $annotations) {
1065         $photo = array("url" => "", "large" => "");
1066         foreach ($annotations AS $annotation) {
1067                 if (($annotation[type] == "net.app.core.oembed") AND
1068                         ($annotation["value"]["type"] == "photo")) {
1069                         if ($annotation["value"]["url"] != "")
1070                                 $photo["url"] = $annotation["value"]["url"];
1071
1072                         if ($annotation["value"]["thumbnail_large_url"] != "")
1073                                 $photo["large"] = $annotation["value"]["thumbnail_large_url"];
1074
1075                         //if (($annotation["value"]["thumbnail_large_url"] != "") AND ($annotation["value"]["url"] != ""))
1076                         //      $embedded = "\n[url=".$annotation["value"]["url"]."][img]".$annotation["value"]["thumbnail_large_url"]."[/img][/url]";
1077                         //elseif ($annotation["value"]["url"] != "")
1078                         //      $embedded = "\n[img]".$annotation["value"]["url"]."[/img]";
1079                 }
1080         }
1081         return $photo;
1082 }
1083
1084 function appnet_fetchcontact($a, $uid, $contact, $me, $create_user) {
1085
1086         $r = q("SELECT id FROM unique_contacts WHERE url='%s' LIMIT 1",
1087                         dbesc(normalise_link($contact["canonical_url"])));
1088
1089         if (count($r) == 0)
1090                 q("INSERT INTO unique_contacts (url, name, nick, avatar) VALUES ('%s', '%s', '%s', '%s')",
1091                         dbesc(normalise_link($contact["canonical_url"])),
1092                         dbesc($contact["name"]),
1093                         dbesc($contact["username"]),
1094                         dbesc($contact["avatar_image"]["url"]));
1095         else
1096                 q("UPDATE unique_contacts SET name = '%s', nick = '%s', avatar = '%s' WHERE url = '%s'",
1097                         dbesc($contact["name"]),
1098                         dbesc($contact["username"]),
1099                         dbesc($contact["avatar_image"]["url"]),
1100                         dbesc(normalise_link($contact["canonical_url"])));
1101
1102         if (DB_UPDATE_VERSION >= "1177")
1103                 q("UPDATE `unique_contacts` SET `location` = '%s', `about` = '%s' WHERE url = '%s'",
1104                         dbesc(""),
1105                         dbesc($contact["description"]["text"]),
1106                         dbesc(normalise_link($contact["canonical_url"])));
1107
1108
1109         $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
1110                 intval($uid), dbesc("adn::".$contact["id"]));
1111
1112         if(!count($r) AND !$create_user)
1113                 return($me["id"]);
1114
1115         if ($contact["canonical_url"] == "")
1116                 return($me["id"]);
1117
1118         if (count($r) AND ($r[0]["readonly"] OR $r[0]["blocked"])) {
1119                 logger("appnet_fetchcontact: Contact '".$r[0]["nick"]."' is blocked or readonly.", LOGGER_DEBUG);
1120                 return(-1);
1121         }
1122
1123         if(!count($r)) {
1124
1125                 if ($contact["name"] == "")
1126                         $contact["name"] = $contact["username"];
1127
1128                 if ($contact["username"] == "")
1129                         $contact["username"] = $contact["name"];
1130
1131                 // create contact record
1132                 q("INSERT INTO `contact` (`uid`, `created`, `url`, `nurl`, `addr`, `alias`, `notify`, `poll`,
1133                                         `name`, `nick`, `photo`, `network`, `rel`, `priority`,
1134                                         `writable`, `blocked`, `readonly`, `pending` )
1135                                         VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, %d, 0, 0, 0 ) ",
1136                         intval($uid),
1137                         dbesc(datetime_convert()),
1138                         dbesc($contact["canonical_url"]),
1139                         dbesc(normalise_link($contact["canonical_url"])),
1140                         dbesc($contact["username"]."@app.net"),
1141                         dbesc("adn::".$contact["id"]),
1142                         dbesc(''),
1143                         dbesc("adn::".$contact["id"]),
1144                         dbesc($contact["name"]),
1145                         dbesc($contact["username"]),
1146                         dbesc($contact["avatar_image"]["url"]),
1147                         dbesc(NETWORK_APPNET),
1148                         intval(CONTACT_IS_FRIEND),
1149                         intval(1),
1150                         intval(1)
1151                 );
1152
1153                 $r = q("SELECT * FROM `contact` WHERE `alias` = '%s' AND `uid` = %d LIMIT 1",
1154                         dbesc("adn::".$contact["id"]),
1155                         intval($uid)
1156                         );
1157
1158                 if(! count($r))
1159                         return(false);
1160
1161                 $contact_id  = $r[0]['id'];
1162
1163                 $g = q("SELECT def_gid FROM user WHERE uid = %d LIMIT 1",
1164                         intval($uid)
1165                 );
1166
1167                 if($g && intval($g[0]['def_gid'])) {
1168                         require_once('include/group.php');
1169                         group_add_member($uid,'',$contact_id,$g[0]['def_gid']);
1170                 }
1171
1172                 require_once("Photo.php");
1173
1174                 $photos = import_profile_photo($contact["avatar_image"]["url"],$uid,$contact_id);
1175
1176                 q("UPDATE `contact` SET `photo` = '%s',
1177                                         `thumb` = '%s',
1178                                         `micro` = '%s',
1179                                         `name-date` = '%s',
1180                                         `uri-date` = '%s',
1181                                         `avatar-date` = '%s'
1182                                 WHERE `id` = %d",
1183                         dbesc($photos[0]),
1184                         dbesc($photos[1]),
1185                         dbesc($photos[2]),
1186                         dbesc(datetime_convert()),
1187                         dbesc(datetime_convert()),
1188                         dbesc(datetime_convert()),
1189                         intval($contact_id)
1190                 );
1191
1192                 if (DB_UPDATE_VERSION >= "1177")
1193                         q("UPDATE `contact` SET `location` = '%s',
1194                                                 `about` = '%s'
1195                                         WHERE `id` = %d",
1196                                 dbesc(""),
1197                                 dbesc($contact["description"]["text"]),
1198                                 intval($contact_id)
1199                         );
1200         } else {
1201                 // update profile photos once every two weeks as we have no notification of when they change.
1202
1203                 //$update_photo = (($r[0]['avatar-date'] < datetime_convert('','','now -2 days')) ? true : false);
1204                 $update_photo = ($r[0]['avatar-date'] < datetime_convert('','','now -12 hours'));
1205
1206                 // check that we have all the photos, this has been known to fail on occasion
1207
1208                 if((! $r[0]['photo']) || (! $r[0]['thumb']) || (! $r[0]['micro']) || ($update_photo)) {
1209
1210                         logger("appnet_fetchcontact: Updating contact ".$contact["username"], LOGGER_DEBUG);
1211
1212                         require_once("Photo.php");
1213
1214                         $photos = import_profile_photo($contact["avatar_image"]["url"], $uid, $r[0]['id']);
1215
1216                         q("UPDATE `contact` SET `photo` = '%s',
1217                                                 `thumb` = '%s',
1218                                                 `micro` = '%s',
1219                                                 `name-date` = '%s',
1220                                                 `uri-date` = '%s',
1221                                                 `avatar-date` = '%s',
1222                                                 `url` = '%s',
1223                                                 `nurl` = '%s',
1224                                                 `addr` = '%s',
1225                                                 `name` = '%s',
1226                                                 `nick` = '%s'
1227                                         WHERE `id` = %d",
1228                                 dbesc($photos[0]),
1229                                 dbesc($photos[1]),
1230                                 dbesc($photos[2]),
1231                                 dbesc(datetime_convert()),
1232                                 dbesc(datetime_convert()),
1233                                 dbesc(datetime_convert()),
1234                                 dbesc($contact["canonical_url"]),
1235                                 dbesc(normalise_link($contact["canonical_url"])),
1236                                 dbesc($contact["username"]."@app.net"),
1237                                 dbesc($contact["name"]),
1238                                 dbesc($contact["username"]),
1239                                 intval($r[0]['id'])
1240                         );
1241                         if (DB_UPDATE_VERSION >= "1177")
1242                                 q("UPDATE `contact` SET `location` = '%s',
1243                                                         `about` = '%s'
1244                                                 WHERE `id` = %d",
1245                                         dbesc(""),
1246                                         dbesc($contact["description"]["text"]),
1247                                         intval($r[0]['id'])
1248                                 );
1249                 }
1250         }
1251
1252         return($r[0]["id"]);
1253 }
1254
1255 function appnet_prepare_body(&$a,&$b) {
1256         if ($b["item"]["network"] != NETWORK_APPNET)
1257                 return;
1258
1259         if ($b["preview"]) {
1260                 $max_char = 256;
1261                 require_once("include/plaintext.php");
1262                 $item = $b["item"];
1263                 $item["plink"] = $a->get_baseurl()."/display/".$a->user["nickname"]."/".$item["parent"];
1264
1265                 $r = q("SELECT `author-link` FROM item WHERE item.uri = '%s' AND item.uid = %d LIMIT 1",
1266                         dbesc($item["thr-parent"]),
1267                         intval(local_user()));
1268
1269                 if(count($r)) {
1270                         $orig_post = $r[0];
1271
1272                         $nicknameplain = preg_replace("=https?://alpha.app.net/(.*)=ism", "$1", $orig_post["author-link"]);
1273                         $nickname = "@[url=".$orig_post["author-link"]."]".$nicknameplain."[/url]";
1274                         $nicknameplain = "@".$nicknameplain;
1275
1276                         if ((strpos($item["body"], $nickname) === false) AND (strpos($item["body"], $nicknameplain) === false))
1277                                 $item["body"] = $nickname." ".$item["body"];
1278                 }
1279
1280
1281
1282                 $msgarr = plaintext($a, $item, $max_char, true);
1283                 $msg = appnet_create_entities($a, $item, $msgarr);
1284
1285                 require_once("library/markdown.php");
1286                 $msg = Markdown($msg);
1287
1288                 $b['html'] = $msg;
1289         }
1290 }
1291
1292 function appnet_cron($a,$b) {
1293         $last = get_config('appnet','last_poll');
1294
1295         $poll_interval = intval(get_config('appnet','poll_interval'));
1296         if(! $poll_interval)
1297                 $poll_interval = APPNET_DEFAULT_POLL_INTERVAL;
1298
1299         if($last) {
1300                 $next = $last + ($poll_interval * 60);
1301                 if($next > time()) {
1302                         logger('appnet_cron: poll intervall not reached');
1303                         return;
1304                 }
1305         }
1306         logger('appnet_cron: cron_start');
1307
1308         $abandon_days = intval(get_config('system','account_abandon_days'));
1309         if ($abandon_days < 1)
1310                 $abandon_days = 0;
1311
1312         $abandon_limit = date("Y-m-d H:i:s", time() - $abandon_days * 86400);
1313
1314         $r = q("SELECT * FROM `pconfig` WHERE `cat` = 'appnet' AND `k` = 'import' AND `v` = '1' ORDER BY RAND()");
1315         if(count($r)) {
1316                 foreach($r as $rr) {
1317                         if ($abandon_days != 0) {
1318                                 $user = q("SELECT `login_date` FROM `user` WHERE uid=%d AND `login_date` >= '%s'", $rr['uid'], $abandon_limit);
1319                                 if (!count($user)) {
1320                                         logger('abandoned account: timeline from user '.$rr['uid'].' will not be imported');
1321                                         continue;
1322                                 }
1323                         }
1324
1325                         logger('appnet_cron: importing timeline from user '.$rr['uid']);
1326                         appnet_fetchstream($a, $rr["uid"]);
1327                 }
1328         }
1329
1330         logger('appnet_cron: cron_end');
1331
1332         set_config('appnet','last_poll', time());
1333 }
1334
1335 function appnet_error($msg) {
1336         $msg = trim($msg);
1337         $pos = strrpos($msg, "\r\n\r\n");
1338
1339         if (!$pos)
1340                 return($msg);
1341
1342         $msg = substr($msg, $pos + 4);
1343
1344         $error = json_decode($msg);
1345
1346         if ($error == NULL)
1347                 return($msg);
1348
1349         if (isset($error->meta->error_message))
1350                 return($error->meta->error_message);
1351         else
1352                 return(print_r($error));
1353 }