appnet/appnet.php

   1 <?php
   2
   3 /**
   4  * Name: App.net Connector
   5  * Description: Bidirectional (posting and reading) connector for app.net.
   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 require_once('include/enotify.php');
  19
  20 define('APPNET_DEFAULT_POLL_INTERVAL', 5); // given in minutes
  21
  22 function appnet_install() {
  23         register_hook('post_local',             'addon/appnet/appnet.php', 'appnet_post_local');
  24         register_hook('notifier_normal',        'addon/appnet/appnet.php', 'appnet_send');
  25         register_hook('jot_networks',           'addon/appnet/appnet.php', 'appnet_jot_nets');
  26         register_hook('cron',                   'addon/appnet/appnet.php', 'appnet_cron');
  27         register_hook('connector_settings',     'addon/appnet/appnet.php', 'appnet_settings');
  28         register_hook('connector_settings_post','addon/appnet/appnet.php', 'appnet_settings_post');
  29         register_hook('prepare_body',           'addon/appnet/appnet.php', 'appnet_prepare_body');
  30         register_hook('check_item_notification','addon/appnet/appnet.php', 'appnet_check_item_notification');
  31 }
  32
  33
  34 function appnet_uninstall() {
  35         unregister_hook('post_local',       'addon/appnet/appnet.php', 'appnet_post_local');
  36         unregister_hook('notifier_normal',  'addon/appnet/appnet.php', 'appnet_send');
  37         unregister_hook('jot_networks',     'addon/appnet/appnet.php', 'appnet_jot_nets');
  38         unregister_hook('cron',                 'addon/appnet/appnet.php', 'appnet_cron');
  39         unregister_hook('connector_settings',   'addon/appnet/appnet.php', 'appnet_settings');
  40         unregister_hook('connector_settings_post', 'addon/appnet/appnet.php', 'appnet_settings_post');
  41         unregister_hook('prepare_body',         'addon/appnet/appnet.php', 'appnet_prepare_body');
  42         unregister_hook('check_item_notification','addon/appnet/appnet.php', 'appnet_check_item_notification');
  43 }
  44
  45 function appnet_module() {}
  46
  47 function appnet_content(&$a) {
  48         if(! local_user()) {
  49                 notice( t('Permission denied.') . EOL);
  50                 return '';
  51         }
  52
  53         require_once("mod/settings.php");
  54         settings_init($a);
  55
  56         if (isset($a->argv[1]))
  57                 switch ($a->argv[1]) {
  58                         case "connect":
  59                                 $o = appnet_connect($a);
  60                                 break;
  61                         default:
  62                                 $o = print_r($a->argv, true);
  63                                 break;
  64                 }
  65         else
  66                 $o = appnet_connect($a);
  67
  68         return $o;
  69 }
  70
  71 function appnet_check_item_notification($a, &$notification_data) {
  72         $own_id = get_pconfig($notification_data["uid"], 'appnet', 'ownid');
  73
  74         $own_user = q("SELECT `url` FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
  75                         intval($notification_data["uid"]),
  76                         dbesc("adn::".$own_id)
  77                 );
  78
  79         if ($own_user)
  80                 $notification_data["profiles"][] = $own_user[0]["url"];
  81 }
  82
  83 function appnet_plugin_admin(&$a, &$o){
  84         $t = get_markup_template( "admin.tpl", "addon/appnet/" );
  85
  86         $o = replace_macros($t, array(
  87                 '$submit' => t('Save Settings'),
  88                                                                 // name, label, value, help, [extra values]
  89                 '$clientid' => array('clientid', t('Client ID'),  get_config('appnet', 'clientid' ), ''),
  90                 '$clientsecret' => array('clientsecret', t('Client Secret'),  get_config('appnet', 'clientsecret' ), ''),
  91         ));
  92 }
  93
  94 function appnet_plugin_admin_post(&$a){
  95         $clientid     =       ((x($_POST,'clientid'))              ? notags(trim($_POST['clientid']))   : '');
  96         $clientsecret =       ((x($_POST,'clientsecret'))   ? notags(trim($_POST['clientsecret'])): '');
  97         set_config('appnet','clientid',$clientid);
  98         set_config('appnet','clientsecret',$clientsecret);
  99         info( t('Settings updated.'). EOL );
 100 }
 101
 102 function appnet_connect(&$a) {
 103         require_once 'addon/appnet/AppDotNet.php';
 104
 105         $clientId     = get_config('appnet','clientid');
 106         $clientSecret = get_config('appnet','clientsecret');
 107
 108         if (($clientId == "") OR ($clientSecret == "")) {
 109                 $clientId     = get_pconfig(local_user(),'appnet','clientid');
 110                 $clientSecret = get_pconfig(local_user(),'appnet','clientsecret');
 111         }
 112
 113         $app = new AppDotNet($clientId, $clientSecret);
 114
 115         try {
 116                 $token = $app->getAccessToken($a->get_baseurl().'/appnet/connect');
 117
 118                 logger("appnet_connect: authenticated");
 119                 $o .= t("You are now authenticated to app.net. ");
 120                 set_pconfig(local_user(),'appnet','token', $token);
 121         }
 122         catch (AppDotNetException $e) {
 123                 $o .= t("<p>Error fetching token. Please try again.</p>");
 124         }
 125
 126         $o .= '<br /><a href="'.$a->get_baseurl().'/settings/connectors">'.t("return to the connector page").'</a>';
 127
 128         return($o);
 129 }
 130
 131 function appnet_jot_nets(&$a,&$b) {
 132         if(! local_user())
 133                 return;
 134
 135         $post = get_pconfig(local_user(),'appnet','post');
 136         if(intval($post) == 1) {
 137                 $defpost = get_pconfig(local_user(),'appnet','post_by_default');
 138                 $selected = ((intval($defpost) == 1) ? ' checked="checked" ' : '');
 139                 $b .= '<div class="profile-jot-net"><input type="checkbox" name="appnet_enable"' . $selected . ' value="1" /> '
 140                         . t('Post to app.net') . '</div>';
 141     }
 142 }
 143
 144 function appnet_settings(&$a,&$s) {
 145         require_once 'addon/appnet/AppDotNet.php';
 146
 147         if(! local_user())
 148                 return;
 149
 150         $token = get_pconfig(local_user(),'appnet','token');
 151
 152         $app_clientId     = get_config('appnet','clientid');
 153         $app_clientSecret = get_config('appnet','clientsecret');
 154
 155         if (($app_clientId == "") OR ($app_clientSecret == "")) {
 156                 $app_clientId     = get_pconfig(local_user(),'appnet','clientid');
 157                 $app_clientSecret = get_pconfig(local_user(),'appnet','clientsecret');
 158         }
 159
 160         /* Add our stylesheet to the page so we can make our settings look nice */
 161         $a->page['htmlhead'] .= '<link rel="stylesheet"  type="text/css" href="' . $a->get_baseurl() . '/addon/appnet/appnet.css' . '" media="all" />' . "\r\n";
 162
 163         $enabled = get_pconfig(local_user(),'appnet','post');
 164         $checked = (($enabled) ? ' checked="checked" ' : '');
 165
 166         $css = (($enabled) ? '' : '-disabled');
 167
 168         $def_enabled = get_pconfig(local_user(),'appnet','post_by_default');
 169         $def_checked = (($def_enabled) ? ' checked="checked" ' : '');
 170
 171         $importenabled = get_pconfig(local_user(),'appnet','import');
 172         $importchecked = (($importenabled) ? ' checked="checked" ' : '');
 173
 174         $ownid =  get_pconfig(local_user(),'appnet','ownid');
 175
 176         $s .= '<span id="settings_appnet_inflated" class="settings-block fakelink" style="display: block;" onclick="openClose(\'settings_appnet_expanded\'); openClose(\'settings_appnet_inflated\');">';
 177         $s .= '<img class="connector'.$css.'" src="images/appnet.png" /><h3 class="connector">'. t('App.net Import/Export').'</h3>';
 178         $s .= '</span>';
 179         $s .= '<div id="settings_appnet_expanded" class="settings-block" style="display: none;">';
 180         $s .= '<span class="fakelink" onclick="openClose(\'settings_appnet_expanded\'); openClose(\'settings_appnet_inflated\');">';
 181         $s .= '<img class="connector'.$css.'" src="images/appnet.png" /><h3 class="connector">'. t('App.net Import/Export').'</h3>';
 182         $s .= '</span>';
 183
 184         if ($token != "") {
 185                 $app = new AppDotNet($app_clientId, $app_clientSecret);
 186                 $app->setAccessToken($token);
 187
 188                 try {
 189                         $userdata = $app->getUser();
 190
 191                         if ($ownid != $userdata["id"])
 192                                 set_pconfig(local_user(),'appnet','ownid', $userdata["id"]);
 193
 194                         $s .= '<div id="appnet-info" ><img id="appnet-avatar" src="'.$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>';
 195                         $s .= '<div id="appnet-enable-wrapper">';
 196                         $s .= '<label id="appnet-enable-label" for="appnet-checkbox">' . t('Enable App.net Post Plugin') . '</label>';
 197                         $s .= '<input id="appnet-checkbox" type="checkbox" name="appnet" value="1" ' . $checked . '/>';
 198                         $s .= '</div><div class="clear"></div>';
 199
 200                         $s .= '<div id="appnet-bydefault-wrapper">';
 201                         $s .= '<label id="appnet-bydefault-label" for="appnet-bydefault">' . t('Post to App.net by default') . '</label>';
 202                         $s .= '<input id="appnet-bydefault" type="checkbox" name="appnet_bydefault" value="1" ' . $def_checked . '/>';
 203                         $s .= '</div><div class="clear"></div>';
 204
 205                         $s .= '<label id="appnet-import-label" for="appnet-import">'.t('Import the remote timeline').'</label>';
 206                         $s .= '<input id="appnet-import" type="checkbox" name="appnet_import" value="1" '. $importchecked . '/>';
 207                         $s .= '<div class="clear"></div>';
 208
 209                 }
 210                 catch (AppDotNetException $e) {
 211                         $s .= t("<p>Error fetching user profile. Please clear the configuration and try again.</p>");
 212                 }
 213
 214         } elseif (($app_clientId == '') OR ($app_clientSecret == '')) {
 215                 $s .= t("<p>You have two ways to connect to App.net.</p>");
 216                 $s .= "<hr />";
 217                 $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. ');
 218                 $s .= sprintf(t("Use '%s' as Redirect URI<p>"), $a->get_baseurl().'/appnet/connect');
 219                 $s .= '<div id="appnet-clientid-wrapper">';
 220                 $s .= '<label id="appnet-clientid-label" for="appnet-clientid">' . t('Client ID') . '</label>';
 221                 $s .= '<input id="appnet-clientid" type="text" name="clientid" value="" />';
 222                 $s .= '</div><div class="clear"></div>';
 223                 $s .= '<div id="appnet-clientsecret-wrapper">';
 224                 $s .= '<label id="appnet-clientsecret-label" for="appnet-clientsecret">' . t('Client Secret') . '</label>';
 225                 $s .= '<input id="appnet-clientsecret" type="text" name="clientsecret" value="" />';
 226                 $s .= '</div><div class="clear"></div>';
 227                 $s .= "<hr />";
 228                 $s .= t('<p>Second way: fetch a token at <a href="http://dev-lite.jonathonduerig.com/">http://dev-lite.jonathonduerig.com/</a>. ');
 229                 $s .= t("Set these scopes: 'Basic', 'Stream', 'Write Post', 'Public Messages', 'Messages'.</p>");
 230                 $s .= '<div id="appnet-token-wrapper">';
 231                 $s .= '<label id="appnet-token-label" for="appnet-token">' . t('Token') . '</label>';
 232                 $s .= '<input id="appnet-token" type="text" name="token" value="'.$token.'" />';
 233                 $s .= '</div><div class="clear"></div>';
 234
 235         } else {
 236                 $app = new AppDotNet($app_clientId, $app_clientSecret);
 237
 238                 $scope =  array('basic', 'stream', 'write_post',
 239                                 'public_messages', 'messages');
 240
 241                 $url = $app->getAuthUrl($a->get_baseurl().'/appnet/connect', $scope);
 242                 $s .= '<div class="clear"></div>';
 243                 $s .= '<a href="'.$url.'">'.t("Sign in using App.net").'</a>';
 244         }
 245
 246         if (($app_clientId != '') OR ($app_clientSecret != '') OR ($token !='')) {
 247                 $s .= '<div id="appnet-disconnect-wrapper">';
 248                 $s .= '<label id="appnet-disconnect-label" for="appnet-disconnect">'. t('Clear OAuth configuration') .'</label>';
 249
 250                 $s .= '<input id="appnet-disconnect" type="checkbox" name="appnet-disconnect" value="1" />';
 251                 $s .= '</div><div class="clear"></div>';
 252         }
 253
 254         /* provide a submit button */
 255         $s .= '<div class="settings-submit-wrapper" ><input type="submit" name="appnet-submit" class="settings-submit" value="' . t('Save Settings') . '" /></div>';
 256
 257         $s .= '</div>';
 258 }
 259
 260 function appnet_settings_post(&$a,&$b) {
 261
 262         if(x($_POST,'appnet-submit')) {
 263
 264                 if (isset($_POST['appnet-disconnect'])) {
 265                         del_pconfig(local_user(), 'appnet', 'clientsecret');
 266                         del_pconfig(local_user(), 'appnet', 'clientid');
 267                         del_pconfig(local_user(), 'appnet', 'token');
 268                         del_pconfig(local_user(), 'appnet', 'post');
 269                         del_pconfig(local_user(), 'appnet', 'post_by_default');
 270                         del_pconfig(local_user(), 'appnet', 'import');
 271                 }
 272
 273                 if (isset($_POST["clientsecret"]))
 274                         set_pconfig(local_user(),'appnet','clientsecret', $_POST['clientsecret']);
 275
 276                 if (isset($_POST["clientid"]))
 277                         set_pconfig(local_user(),'appnet','clientid', $_POST['clientid']);
 278
 279                 if (isset($_POST["token"]) AND ($_POST["token"] != ""))
 280                         set_pconfig(local_user(),'appnet','token', $_POST['token']);
 281
 282                 set_pconfig(local_user(), 'appnet', 'post', intval($_POST['appnet']));
 283                 set_pconfig(local_user(), 'appnet', 'post_by_default', intval($_POST['appnet_bydefault']));
 284                 set_pconfig(local_user(), 'appnet', 'import', intval($_POST['appnet_import']));
 285         }
 286 }
 287
 288 function appnet_post_local(&$a,&$b) {
 289         if($b['edit'])
 290                 return;
 291
 292         if((local_user()) && (local_user() == $b['uid']) && (!$b['private']) && (!$b['parent'])) {
 293                 $appnet_post = intval(get_pconfig(local_user(),'appnet','post'));
 294                 $appnet_enable = (($appnet_post && x($_REQUEST,'appnet_enable')) ? intval($_REQUEST['appnet_enable']) : 0);
 295
 296                 // if API is used, default to the chosen settings
 297                 if($_REQUEST['api_source'] && intval(get_pconfig(local_user(),'appnet','post_by_default')))
 298                         $appnet_enable = 1;
 299
 300                 if(! $appnet_enable)
 301                         return;
 302
 303                 if(strlen($b['postopts']))
 304                         $b['postopts'] .= ',';
 305
 306                 $b['postopts'] .= 'appnet';
 307         }
 308 }
 309
 310 function appnet_create_entities($a, $b, $postdata) {
 311         require_once("include/bbcode.php");
 312         require_once("include/plaintext.php");
 313
 314         $bbcode = $b["body"];
 315         $bbcode = bb_remove_share_information($bbcode, false, true);
 316
 317         // Change pure links in text to bbcode uris
 318         $bbcode = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url=$2]$2[/url]', $bbcode);
 319
 320         $URLSearchString = "^\[\]";
 321
 322         $bbcode = preg_replace("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",'#$2',$bbcode);
 323         $bbcode = preg_replace("/@\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",'@$2',$bbcode);
 324         $bbcode = preg_replace("/\[bookmark\=([$URLSearchString]*)\](.*?)\[\/bookmark\]/ism",'[url=$1]$2[/url]',$bbcode);
 325         $bbcode = preg_replace("/\[video\](.*?)\[\/video\]/ism",'[url=$1]$1[/url]',$bbcode);
 326         $bbcode = preg_replace("/\[youtube\]https?:\/\/(.*?)\[\/youtube\]/ism",'[url=https://$1]https://$1[/url]',$bbcode);
 327         $bbcode = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism",
 328                                '[url=https://www.youtube.com/watch?v=$1]https://www.youtube.com/watch?v=$1[/url]', $bbcode);
 329         $bbcode = preg_replace("/\[vimeo\]https?:\/\/(.*?)\[\/vimeo\]/ism",'[url=https://$1]https://$1[/url]',$bbcode);
 330         $bbcode = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism",
 331                                 '[url=https://vimeo.com/$1]https://vimeo.com/$1[/url]', $bbcode);
 332         //$bbcode = preg_replace("/\[vimeo\](.*?)\[\/vimeo\]/ism",'[url=$1]$1[/url]',$bbcode);
 333
 334         $bbcode = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $bbcode);
 335
 336
 337         preg_match_all("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", $bbcode, $urls, PREG_SET_ORDER);
 338
 339         $bbcode = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",'$1',$bbcode);
 340
 341         $b["body"] = $bbcode;
 342
 343         // To-Do:
 344         // Bilder
 345         // https://alpha.app.net/heluecht/post/32424376
 346         // https://alpha.app.net/heluecht/post/32424307
 347
 348         $plaintext = plaintext($a, $b, 0, false, 6);
 349
 350         $text = $plaintext["text"];
 351
 352         $start = 0;
 353         $entities = array();
 354
 355         foreach ($urls AS $url) {
 356                 $lenurl = iconv_strlen($url[1], "UTF-8");
 357                 $len = iconv_strlen($url[2], "UTF-8");
 358                 $pos = iconv_strpos($text, $url[1], $start, "UTF-8");
 359                 $pre = iconv_substr($text, 0, $pos, "UTF-8");
 360                 $post = iconv_substr($text, $pos + $lenurl, 1000000, "UTF-8");
 361
 362                 $mid = $url[2];
 363                 $html = bbcode($mid, false, false, 6);
 364                 $mid = html2plain($html, 0, true);
 365
 366                 $mid = trim(html_entity_decode($mid,ENT_QUOTES,'UTF-8'));
 367
 368                 $text = $pre.$mid.$post;
 369
 370                 if ($mid != "")
 371                         $entities[] = array("pos" => $pos, "len" => $len, "url" => $url[1], "text" => $mid);
 372
 373                 $start = $pos + 1;
 374         }
 375
 376         if (isset($postdata["url"]) AND isset($postdata["title"]) AND ($postdata["type"] != "photo")) {
 377                 $postdata["title"] = shortenmsg($postdata["title"], 90);
 378                 $max = 256 - strlen($postdata["title"]);
 379                 $text = shortenmsg($text, $max);
 380                 $text .= "\n[".$postdata["title"]."](".$postdata["url"].")";
 381         } elseif (isset($postdata["url"]) AND ($postdata["type"] != "photo")) {
 382                 $postdata["url"] = short_link($postdata["url"]);
 383                 $max = 240;
 384                 $text = shortenmsg($text, $max);
 385                 $text .= " [".$postdata["url"]."](".$postdata["url"].")";
 386         } else {
 387                 $max = 256;
 388                 $text = shortenmsg($text, $max);
 389         }
 390
 391         if (iconv_strlen($text, "UTF-8") < $max)
 392                 $max = iconv_strlen($text, "UTF-8");
 393
 394         krsort($entities);
 395         foreach ($entities AS $entity) {
 396                 //if (iconv_strlen($text, "UTF-8") >= $entity["pos"] + $entity["len"]) {
 397                 if (($entity["pos"] + $entity["len"]) <= $max) {
 398                         $pre = iconv_substr($text, 0, $entity["pos"], "UTF-8");
 399                         $post = iconv_substr($text, $entity["pos"] + $entity["len"], 1000000, "UTF-8");
 400
 401                         $text = $pre."[".$entity["text"]."](".$entity["url"].")".$post;
 402                 }
 403         }
 404
 405
 406         return($text);
 407 }
 408
 409 function appnet_send(&$a,&$b) {
 410
 411         logger('appnet_send: invoked for post '.$b['id']." ".$b['app']);
 412
 413         if (!get_pconfig($b["uid"],'appnet','import')) {
 414                 if($b['deleted'] || $b['private'] || ($b['created'] !== $b['edited']))
 415                         return;
 416         }
 417
 418         if($b['parent'] != $b['id']) {
 419                 logger("appnet_send: parameter ".print_r($b, true), LOGGER_DATA);
 420
 421                 // Looking if its a reply to an app.net post
 422                 if ((substr($b["parent-uri"], 0, 5) != "adn::") AND (substr($b["extid"], 0, 5) != "adn::") AND (substr($b["thr-parent"], 0, 5) != "adn::")) {
 423                         logger("appnet_send: no app.net post ".$b["parent"]);
 424                         return;
 425                 }
 426
 427                 $r = q("SELECT * FROM item WHERE item.uri = '%s' AND item.uid = %d LIMIT 1",
 428                         dbesc($b["thr-parent"]),
 429                         intval($b["uid"]));
 430
 431                 if(!count($r)) {
 432                         logger("appnet_send: no parent found ".$b["thr-parent"]);
 433                         return;
 434                 } else {
 435                         $iscomment = true;
 436                         $orig_post = $r[0];
 437                 }
 438
 439                 $nicknameplain = preg_replace("=https?://alpha.app.net/(.*)=ism", "$1", $orig_post["author-link"]);
 440                 $nickname = "@[url=".$orig_post["author-link"]."]".$nicknameplain."[/url]";
 441                 $nicknameplain = "@".$nicknameplain;
 442
 443                 logger("appnet_send: comparing ".$nickname." and ".$nicknameplain." with ".$b["body"], LOGGER_DEBUG);
 444                 if ((strpos($b["body"], $nickname) === false) AND (strpos($b["body"], $nicknameplain) === false))
 445                         $b["body"] = $nickname." ".$b["body"];
 446
 447                 logger("appnet_send: parent found ".print_r($orig_post, true), LOGGER_DATA);
 448         } else {
 449                 $iscomment = false;
 450
 451                 if($b['private'] OR !strstr($b['postopts'],'appnet'))
 452                         return;
 453         }
 454
 455         if (($b['verb'] == ACTIVITY_POST) AND $b['deleted'])
 456                 appnet_action($a, $b["uid"], substr($orig_post["uri"], 5), "delete");
 457
 458         if($b['verb'] == ACTIVITY_LIKE) {
 459                 logger("appnet_send: ".print_r($b, true), LOGGER_DEBUG);
 460                 logger("appnet_send: parameter 2 ".substr($b["thr-parent"], 5), LOGGER_DEBUG);
 461                 if ($b['deleted'])
 462                         appnet_action($a, $b["uid"], substr($b["thr-parent"], 5), "unlike");
 463                 else
 464                         appnet_action($a, $b["uid"], substr($b["thr-parent"], 5), "like");
 465                 return;
 466         }
 467
 468         if($b['deleted'] || ($b['created'] !== $b['edited']))
 469                 return;
 470
 471         $token = get_pconfig($b['uid'],'appnet','token');
 472
 473         if($token) {
 474
 475                 // If it's a repeated message from app.net then do a native repost and exit
 476                 if (appnet_is_repost($a, $b['uid'], $b['body']))
 477                         return;
 478
 479
 480                 require_once 'addon/appnet/AppDotNet.php';
 481
 482                 $clientId     = get_pconfig($b["uid"],'appnet','clientid');
 483                 $clientSecret = get_pconfig($b["uid"],'appnet','clientsecret');
 484
 485                 $app = new AppDotNet($clientId, $clientSecret);
 486                 $app->setAccessToken($token);
 487
 488                 $data = array();
 489
 490                 require_once("include/plaintext.php");
 491                 require_once("include/network.php");
 492
 493                 $post = plaintext($a, $b, 256, false, 6);
 494                 logger("appnet_send: converted message ".$b["id"]." result: ".print_r($post, true), LOGGER_DEBUG);
 495
 496                 if (isset($post["image"])) {
 497                         $img_str = fetch_url($post['image'],true, $redirects, 10);
 498                         $tempfile = tempnam(get_temppath(), "cache");
 499                         file_put_contents($tempfile, $img_str);
 500
 501                         try {
 502                                 $photoFile = $app->createFile($tempfile, array(type => "com.github.jdolitsky.appdotnetphp.photo"));
 503
 504                                 $data["annotations"][] = array(
 505                                                                 "type" => "net.app.core.oembed",
 506                                                                 "value" => array(
 507                                                                         "+net.app.core.file" => array(
 508                                                                                 "file_id" => $photoFile["id"],
 509                                                                                 "file_token" => $photoFile["file_token"],
 510                                                                                 "format" => "oembed")
 511                                                                         )
 512                                                                 );
 513                         }
 514                         catch (AppDotNetException $e) {
 515                                 logger("appnet_send: Error creating file ".appnet_error($e->getMessage()));
 516                         }
 517
 518                         unlink($tempfile);
 519                 }
 520
 521                 // Adding a link to the original post, if it is a root post
 522                 if($b['parent'] == $b['id'])
 523                         $data["annotations"][] = array(
 524                                                         "type" => "net.app.core.crosspost",
 525                                                         "value" => array("canonical_url" => $b["plink"])
 526                                                         );
 527
 528                 // Adding the original post
 529                 $attached_data = get_attached_data($b["body"]);
 530                 $attached_data["post-uri"] = $b["uri"];
 531                 $attached_data["post-title"] = $b["title"];
 532                 $attached_data["post-body"] = substr($b["body"], 0, 4000); // To-Do: Better shortening
 533                 $attached_data["post-tag"] = $b["tag"];
 534                 $attached_data["author-name"] = $b["author-name"];
 535                 $attached_data["author-link"] = $b["author-link"];
 536                 $attached_data["author-avatar"] = $b["author-avatar"];
 537
 538                 $data["annotations"][] = array(
 539                                                 "type" => "com.friendica.post",
 540                                                 "value" => $attached_data
 541                                                 );
 542
 543                 if (isset($post["url"]) AND !isset($post["title"]) AND ($post["type"] != "photo")) {
 544                         $display_url = str_replace(array("http://www.", "https://www."), array("", ""), $post["url"]);
 545                         $display_url = str_replace(array("http://", "https://"), array("", ""), $display_url);
 546
 547                         if (strlen($display_url) > 26)
 548                                 $display_url = substr($display_url, 0, 25)."…";
 549
 550                         $post["title"] = $display_url;
 551                 }
 552
 553                 $text = appnet_create_entities($a, $b, $post);
 554
 555                 $data["entities"]["parse_markdown_links"] = true;
 556
 557                 if ($iscomment)
 558                         $data["reply_to"] = substr($orig_post["uri"], 5);
 559
 560                 try {
 561                         logger("appnet_send: sending message ".$b["id"]." ".$text." ".print_r($data, true), LOGGER_DEBUG);
 562                         $ret = $app->createPost($text, $data);
 563                         logger("appnet_send: send message ".$b["id"]." result: ".print_r($ret, true), LOGGER_DEBUG);
 564                         if ($iscomment) {
 565                                 logger('appnet_send: Update extid '.$ret["id"]." for post id ".$b['id']);
 566                                 q("UPDATE `item` SET `extid` = '%s' WHERE `id` = %d",
 567                                         dbesc("adn::".$ret["id"]),
 568                                         intval($b['id'])
 569                                 );
 570                         }
 571                 }
 572                 catch (AppDotNetException $e) {
 573                         logger("appnet_send: Error sending message ".$b["id"]." ".appnet_error($e->getMessage()));
 574                 }
 575         }
 576 }
 577
 578 function appnet_action($a, $uid, $pid, $action) {
 579         require_once 'addon/appnet/AppDotNet.php';
 580
 581         $token        = get_pconfig($uid,'appnet','token');
 582         $clientId     = get_pconfig($uid,'appnet','clientid');
 583         $clientSecret = get_pconfig($uid,'appnet','clientsecret');
 584
 585         $app = new AppDotNet($clientId, $clientSecret);
 586         $app->setAccessToken($token);
 587
 588         logger("appnet_action '".$action."' ID: ".$pid, LOGGER_DATA);
 589
 590         try {
 591                 switch ($action) {
 592                         case "delete":
 593                                 $result = $app->deletePost($pid);
 594                                 break;
 595                         case "like":
 596                                 $result = $app->starPost($pid);
 597                                 break;
 598                         case "unlike":
 599                                 $result = $app->unstarPost($pid);
 600                                 break;
 601                 }
 602                 logger("appnet_action '".$action."' send, result: " . print_r($result, true), LOGGER_DEBUG);
 603         }
 604         catch (AppDotNetException $e) {
 605                 logger("appnet_action: Error sending action ".$action." pid ".$pid." ".appnet_error($e->getMessage()), LOGGER_DEBUG);
 606         }
 607 }
 608
 609 function appnet_is_repost($a, $uid, $body) {
 610         $body = trim($body);
 611
 612         // Skip if it isn't a pure repeated messages
 613         // Does it start with a share?
 614         if (strpos($body, "[share") > 0)
 615                 return(false);
 616
 617         // Does it end with a share?
 618         if (strlen($body) > (strrpos($body, "[/share]") + 8))
 619                 return(false);
 620
 621         $attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","$1",$body);
 622         // Skip if there is no shared message in there
 623         if ($body == $attributes)
 624                 return(false);
 625
 626         $link = "";
 627         preg_match("/link='(.*?)'/ism", $attributes, $matches);
 628         if ($matches[1] != "")
 629                 $link = $matches[1];
 630
 631         preg_match('/link="(.*?)"/ism', $attributes, $matches);
 632         if ($matches[1] != "")
 633                 $link = $matches[1];
 634
 635         $id = preg_replace("=https?://alpha.app.net/(.*)/post/(.*)=ism", "$2", $link);
 636         if ($id == $link)
 637                 return(false);
 638
 639         logger('appnet_is_repost: Reposting id '.$id.' for user '.$uid, LOGGER_DEBUG);
 640
 641         require_once 'addon/appnet/AppDotNet.php';
 642
 643         $token        = get_pconfig($uid,'appnet','token');
 644         $clientId     = get_pconfig($uid,'appnet','clientid');
 645         $clientSecret = get_pconfig($uid,'appnet','clientsecret');
 646
 647         $app = new AppDotNet($clientId, $clientSecret);
 648         $app->setAccessToken($token);
 649
 650         try {
 651                 $result = $app->repost($id);
 652                 logger('appnet_is_repost: result '.print_r($result, true), LOGGER_DEBUG);
 653                 return true;
 654         }
 655         catch (AppDotNetException $e) {
 656                 logger('appnet_is_repost: error doing repost '.appnet_error($e->getMessage()), LOGGER_DEBUG);
 657                 return false;
 658         }
 659 }
 660
 661 function appnet_fetchstream($a, $uid) {
 662         require_once("addon/appnet/AppDotNet.php");
 663         require_once('include/items.php');
 664
 665         $token = get_pconfig($uid,'appnet','token');
 666         $clientId     = get_pconfig($uid,'appnet','clientid');
 667         $clientSecret = get_pconfig($uid,'appnet','clientsecret');
 668
 669         $app = new AppDotNet($clientId, $clientSecret);
 670         $app->setAccessToken($token);
 671
 672         $r = q("SELECT * FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1",
 673                 intval($uid));
 674
 675         if(count($r))
 676                 $me = $r[0];
 677         else {
 678                 logger("appnet_fetchstream: Own contact not found for user ".$uid, LOGGER_DEBUG);
 679                 return;
 680         }
 681
 682         $user = q("SELECT * FROM `user` WHERE `uid` = %d AND `account_expired` = 0 LIMIT 1",
 683                 intval($uid)
 684         );
 685
 686         if(count($user))
 687                 $user = $user[0];
 688         else {
 689                 logger("appnet_fetchstream: Own user not found for user ".$uid, LOGGER_DEBUG);
 690                 return;
 691         }
 692
 693         $ownid = get_pconfig($uid,'appnet','ownid');
 694
 695         // Fetch stream
 696         $param = array("count" => 200, "include_deleted" => false, "include_directed_posts" => true,
 697                         "include_html" => false, "include_post_annotations" => true);
 698
 699         $lastid  = get_pconfig($uid, 'appnet', 'laststreamid');
 700
 701         if ($lastid <> "")
 702                 $param["since_id"] = $lastid;
 703
 704         try {
 705                 $stream = $app->getUserStream($param);
 706         }
 707         catch (AppDotNetException $e) {
 708                 logger("appnet_fetchstream: Error fetching stream for user ".$uid." ".appnet_error($e->getMessage()));
 709                 return;
 710         }
 711
 712         if (!is_array($stream))
 713                 $stream = array();
 714
 715         $stream = array_reverse($stream);
 716         foreach ($stream AS $post) {
 717                 $postarray = appnet_createpost($a, $uid, $post, $me, $user, $ownid, true);
 718
 719                 $item = item_store($postarray);
 720                 $postarray["id"] = $item;
 721
 722                 logger('appnet_fetchstream: User '.$uid.' posted stream item '.$item);
 723
 724                 $lastid = $post["id"];
 725
 726                 if (($item != 0) AND ($postarray['contact-id'] != $me["id"]) AND !function_exists("check_item_notification")) {
 727                         $r = q("SELECT `thread`.`iid` AS `parent` FROM `thread`
 728                                 INNER JOIN `item` ON `thread`.`iid` = `item`.`parent` AND `thread`.`uid` = `item`.`uid`
 729                                 WHERE `item`.`id` = %d AND `thread`.`mention` LIMIT 1", dbesc($item));
 730
 731                         if (count($r)) {
 732                                 require_once('include/enotify.php');
 733                                 notification(array(
 734                                         'type'         => NOTIFY_COMMENT,
 735                                         'notify_flags' => $user['notify-flags'],
 736                                         'language'     => $user['language'],
 737                                         'to_name'      => $user['username'],
 738                                         'to_email'     => $user['email'],
 739                                         'uid'          => $user['uid'],
 740                                         'item'         => $postarray,
 741                                         'link'         => $a->get_baseurl().'/display/'.urlencode(get_item_guid($item)),
 742                                         'source_name'  => $postarray['author-name'],
 743                                         'source_link'  => $postarray['author-link'],
 744                                         'source_photo' => $postarray['author-avatar'],
 745                                         'verb'         => ACTIVITY_POST,
 746                                         'otype'        => 'item',
 747                                         'parent'       => $r[0]["parent"],
 748                                 ));
 749                         }
 750                 }
 751         }
 752
 753         set_pconfig($uid, 'appnet', 'laststreamid', $lastid);
 754
 755         // Fetch mentions
 756         $param = array("count" => 200, "include_deleted" => false, "include_directed_posts" => true,
 757                         "include_html" => false, "include_post_annotations" => true);
 758
 759         $lastid  = get_pconfig($uid, 'appnet', 'lastmentionid');
 760
 761         if ($lastid <> "")
 762                 $param["since_id"] = $lastid;
 763
 764         try {
 765                 $mentions = $app->getUserMentions("me", $param);
 766         }
 767         catch (AppDotNetException $e) {
 768                 logger("appnet_fetchstream: Error fetching mentions for user ".$uid." ".appnet_error($e->getMessage()));
 769                 return;
 770         }
 771
 772         if (!is_array($mentions))
 773                 $mentions = array();
 774
 775         $mentions = array_reverse($mentions);
 776         foreach ($mentions AS $post) {
 777                 $postarray = appnet_createpost($a, $uid, $post, $me, $user, $ownid, false);
 778
 779                 if (isset($postarray["id"])) {
 780                         $item = $postarray["id"];
 781                         $parent_id = $postarray['parent'];
 782                 } elseif (isset($postarray["body"])) {
 783                         $item = item_store($postarray);
 784                         $postarray["id"] = $item;
 785
 786                         $parent_id = 0;
 787                         logger('appnet_fetchstream: User '.$uid.' posted mention item '.$item);
 788
 789                         if ($item AND function_exists("check_item_notification"))
 790                                 check_item_notification($item, $uid, NOTIFY_TAGSELF);
 791
 792                 } else {
 793                         $item = 0;
 794                         $parent_id = 0;
 795                 }
 796
 797                 // Fetch the parent and id
 798                 if (($parent_id == 0) AND ($postarray['uri'] != "")) {
 799                         $r = q("SELECT `id`, `parent` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 800                                 dbesc($postarray['uri']),
 801                                 intval($uid)
 802                         );
 803
 804                         if (count($r)) {
 805                                 $item = $r[0]['id'];
 806                                 $parent_id = $r[0]['parent'];
 807                         }
 808                 }
 809
 810                 $lastid = $post["id"];
 811
 812                 //if (($item != 0) AND ($postarray['contact-id'] != $me["id"])) {
 813                 if (($item != 0) AND !function_exists("check_item_notification")) {
 814                         require_once('include/enotify.php');
 815                         notification(array(
 816                                 'type'         => NOTIFY_TAGSELF,
 817                                 'notify_flags' => $user['notify-flags'],
 818                                 'language'     => $user['language'],
 819                                 'to_name'      => $user['username'],
 820                                 'to_email'     => $user['email'],
 821                                 'uid'          => $user['uid'],
 822                                 'item'         => $postarray,
 823                                 'link'         => $a->get_baseurl().'/display/'.urlencode(get_item_guid($item)),
 824                                 'source_name'  => $postarray['author-name'],
 825                                 'source_link'  => $postarray['author-link'],
 826                                 'source_photo' => $postarray['author-avatar'],
 827                                 'verb'         => ACTIVITY_TAG,
 828                                 'otype'        => 'item',
 829                                 'parent'       => $parent_id,
 830                         ));
 831                 }
 832         }
 833
 834         set_pconfig($uid, 'appnet', 'lastmentionid', $lastid);
 835
 836
 837 /* To-Do
 838         $param = array("interaction_actions" => "star");
 839         $interactions = $app->getMyInteractions($param);
 840         foreach ($interactions AS $interaction)
 841                 appnet_dolike($a, $uid, $interaction);
 842 */
 843 }
 844
 845 function appnet_createpost($a, $uid, $post, $me, $user, $ownid, $createuser, $threadcompletion = true, $nodupcheck = false) {
 846         require_once('include/items.php');
 847
 848         if ($post["machine_only"])
 849                 return;
 850
 851         if ($post["is_deleted"])
 852                 return;
 853
 854         $postarray = array();
 855         $postarray['gravity'] = 0;
 856         $postarray['uid'] = $uid;
 857         $postarray['wall'] = 0;
 858         $postarray['verb'] = ACTIVITY_POST;
 859         $postarray['network'] =  dbesc(NETWORK_APPNET);
 860         if (is_array($post["repost_of"])) {
 861                 // You can't reply to reposts. So use the original id and thread-id
 862                 $postarray['uri'] = "adn::".$post["repost_of"]["id"];
 863                 $postarray['parent-uri'] = "adn::".$post["repost_of"]["thread_id"];
 864         } else {
 865                 $postarray['uri'] = "adn::".$post["id"];
 866                 $postarray['parent-uri'] = "adn::".$post["thread_id"];
 867         }
 868
 869         if (!$nodupcheck) {
 870                 $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 871                         dbesc($postarray['uri']),
 872                         intval($uid)
 873                         );
 874
 875                 if (count($r))
 876                         return($r[0]);
 877
 878                 $r = q("SELECT * FROM `item` WHERE `extid` = '%s' AND `uid` = %d LIMIT 1",
 879                         dbesc($postarray['uri']),
 880                         intval($uid)
 881                         );
 882
 883                 if (count($r))
 884                         return($r[0]);
 885         }
 886
 887         if (isset($post["reply_to"]) AND ($post["reply_to"] != "")) {
 888                 $postarray['thr-parent'] = "adn::".$post["reply_to"];
 889
 890                 // Complete the thread (if the parent doesn't exists)
 891                 if ($threadcompletion) {
 892                         //$r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 893                         //      dbesc($postarray['thr-parent']),
 894                         //      intval($uid)
 895                         //      );
 896                         //if (!count($r)) {
 897                                 logger("appnet_createpost: completing thread ".$post["thread_id"]." for user ".$uid, LOGGER_DEBUG);
 898
 899                                 require_once("addon/appnet/AppDotNet.php");
 900
 901                                 $token = get_pconfig($uid,'appnet','token');
 902                                 $clientId     = get_pconfig($uid,'appnet','clientid');
 903                                 $clientSecret = get_pconfig($uid,'appnet','clientsecret');
 904
 905                                 $app = new AppDotNet($clientId, $clientSecret);
 906                                 $app->setAccessToken($token);
 907
 908                                 $param = array("count" => 200, "include_deleted" => false, "include_directed_posts" => true,
 909                                                 "include_html" => false, "include_post_annotations" => true);
 910                                 try {
 911                                         $thread = $app->getPostReplies($post["thread_id"], $param);
 912                                 }
 913                                 catch (AppDotNetException $e) {
 914                                         logger("appnet_createpost: Error fetching thread for user ".$uid." ".appnet_error($e->getMessage()));
 915                                 }
 916                                 $thread = array_reverse($thread);
 917
 918                                 logger("appnet_createpost: fetched ".count($thread)." items for thread ".$post["thread_id"]." for user ".$uid, LOGGER_DEBUG);
 919
 920                                 foreach ($thread AS $tpost) {
 921                                         $threadpost = appnet_createpost($a, $uid, $tpost, $me, $user, $ownid, false, false);
 922                                         $item = item_store($threadpost);
 923                                         $threadpost["id"] = $item;
 924
 925                                         logger("appnet_createpost: stored post ".$post["id"]." thread ".$post["thread_id"]." in item ".$item, LOGGER_DEBUG);
 926                                 }
 927                         //}
 928                 }
 929                 // Don't create accounts of people who just comment something
 930                 $createuser = false;
 931
 932                 $postarray['object-type'] = ACTIVITY_OBJ_COMMENT;
 933         } else {
 934                 $postarray['thr-parent'] = $postarray['uri'];
 935                 $postarray['object-type'] = ACTIVITY_OBJ_NOTE;
 936         }
 937
 938         if (($post["user"]["id"] != $ownid) OR ($postarray['thr-parent'] == $postarray['uri'])) {
 939                 $postarray['owner-name'] = $post["user"]["name"];
 940                 $postarray['owner-link'] = $post["user"]["canonical_url"];
 941                 $postarray['owner-avatar'] = $post["user"]["avatar_image"]["url"];
 942                 $postarray['contact-id'] = appnet_fetchcontact($a, $uid, $post["user"], $me, $createuser);
 943         } else {
 944                 $postarray['owner-name'] = $me["name"];
 945                 $postarray['owner-link'] = $me["url"];
 946                 $postarray['owner-avatar'] = $me["thumb"];
 947                 $postarray['contact-id'] = $me["id"];
 948         }
 949
 950         $links = array();
 951
 952         if (is_array($post["repost_of"])) {
 953                 $postarray['author-name'] = $post["repost_of"]["user"]["name"];
 954                 $postarray['author-link'] = $post["repost_of"]["user"]["canonical_url"];
 955                 $postarray['author-avatar'] = $post["repost_of"]["user"]["avatar_image"]["url"];
 956
 957                 $content = $post["repost_of"];
 958         } else {
 959                 $postarray['author-name'] = $postarray['owner-name'];
 960                 $postarray['author-link'] = $postarray['owner-link'];
 961                 $postarray['author-avatar'] = $postarray['owner-avatar'];
 962
 963                 $content = $post;
 964         }
 965
 966         $postarray['plink'] = $content["canonical_url"];
 967
 968         if (is_array($content["entities"])) {
 969                 $converted = appnet_expand_entities($a, $content["text"], $content["entities"]);
 970                 $postarray['body'] = $converted["body"];
 971                 $postarray['tag'] = $converted["tags"];
 972         } else
 973                 $postarray['body'] = $content["text"];
 974
 975         if (sizeof($content["entities"]["links"]))
 976                 foreach($content["entities"]["links"] AS $link) {
 977                         $url = normalise_link($link["url"]);
 978                         $links[$url] = $link["url"];
 979                 }
 980
 981         /* if (sizeof($content["annotations"]))
 982                 foreach($content["annotations"] AS $annotation) {
 983                         if ($annotation[type] == "net.app.core.oembed") {
 984                                 if (isset($annotation["value"]["embeddable_url"])) {
 985                                         $url = normalise_link($annotation["value"]["embeddable_url"]);
 986                                         if (isset($links[$url]))
 987                                                 unset($links[$url]);
 988                                 }
 989                         } elseif ($annotation[type] == "com.friendica.post") {
 990                                 //$links = array();
 991                                 //if (isset($annotation["value"]["post-title"]))
 992                                 //      $postarray['title'] = $annotation["value"]["post-title"];
 993
 994                                 //if (isset($annotation["value"]["post-body"]))
 995                                 //      $postarray['body'] = $annotation["value"]["post-body"];
 996
 997                                 //if (isset($annotation["value"]["post-tag"]))
 998                                 //      $postarray['tag'] = $annotation["value"]["post-tag"];
 999
1000                                 if (isset($annotation["value"]["author-name"]))
1001                                         $postarray['author-name'] = $annotation["value"]["author-name"];
1002
1003                                 if (isset($annotation["value"]["author-link"]))
1004                                         $postarray['author-link'] = $annotation["value"]["author-link"];
1005
1006                                 if (isset($annotation["value"]["author-avatar"]))
1007                                         $postarray['author-avatar'] = $annotation["value"]["author-avatar"];
1008                         }
1009
1010                 } */
1011
1012         $page_info = "";
1013
1014         if (is_array($content["annotations"])) {
1015                 $photo = appnet_expand_annotations($a, $content["annotations"]);
1016                 if (($photo["large"] != "") AND ($photo["url"] != ""))
1017                         $page_info = "\n[url=".$photo["url"]."][img]".$photo["large"]."[/img][/url]";
1018                 elseif ($photo["url"] != "")
1019                         $page_info = "\n[img]".$photo["url"]."[/img]";
1020
1021                 if ($photo["url"] != "")
1022                         $postarray['object-type'] = ACTIVITY_OBJ_IMAGE;
1023
1024         } else
1025                 $photo = array("url" => "", "large" => "");
1026
1027         if (sizeof($links)) {
1028                 $link = array_pop($links);
1029                 $url = str_replace(array('/', '.'), array('\/', '\.'), $link);
1030
1031                 $page_info = add_page_info($link, false, $photo["url"]);
1032
1033                 if (trim($page_info) != "") {
1034                         $removedlink = preg_replace("/\[url\=".$url."\](.*?)\[\/url\]/ism", '', $postarray['body']);
1035                         if (($removedlink == "") OR strstr($postarray['body'], $removedlink))
1036                                 $postarray['body'] = $removedlink;
1037                 }
1038         }
1039
1040         $postarray['body'] .= $page_info;
1041
1042         $postarray['created'] = datetime_convert('UTC','UTC',$post["created_at"]);
1043         $postarray['edited'] = datetime_convert('UTC','UTC',$post["created_at"]);
1044
1045         $postarray['app'] = $post["source"]["name"];
1046
1047         return($postarray);
1048 }
1049
1050 function appnet_expand_entities($a, $body, $entities) {
1051
1052         if (!function_exists('substr_unicode')) {
1053                 function substr_unicode($str, $s, $l = null) {
1054                         return join("", array_slice(
1055                                 preg_split("//u", $str, -1, PREG_SPLIT_NO_EMPTY), $s, $l));
1056                 }
1057         }
1058
1059         $tags_arr = array();
1060         $replace = array();
1061
1062         foreach ($entities["mentions"] AS $mention) {
1063                 $url = "@[url=https://alpha.app.net/".rawurlencode($mention["name"])."]".$mention["name"]."[/url]";
1064                 $tags_arr["@".$mention["name"]] = $url;
1065                 $replace[$mention["pos"]] = array("pos"=> $mention["pos"], "len"=> $mention["len"], "replace"=> $url);
1066         }
1067
1068         foreach ($entities["hashtags"] AS $hashtag) {
1069                 $url = "#[url=".$a->get_baseurl()."/search?tag=".rawurlencode($hashtag["name"])."]".$hashtag["name"]."[/url]";
1070                 $tags_arr["#".$hashtag["name"]] = $url;
1071                 $replace[$hashtag["pos"]] = array("pos"=> $hashtag["pos"], "len"=> $hashtag["len"], "replace"=> $url);
1072         }
1073
1074         foreach ($entities["links"] AS $links) {
1075                 $url = "[url=".$links["url"]."]".$links["text"]."[/url]";
1076                 if (isset($links["amended_len"]) AND ($links["amended_len"] > $links["len"]))
1077                         $replace[$links["pos"]] = array("pos"=> $links["pos"], "len"=> $links["amended_len"], "replace"=> $url);
1078                 else
1079                         $replace[$links["pos"]] = array("pos"=> $links["pos"], "len"=> $links["len"], "replace"=> $url);
1080         }
1081
1082
1083         if (sizeof($replace)) {
1084                 krsort($replace);
1085                 foreach ($replace AS $entity) {
1086                         $pre = substr_unicode($body, 0, $entity["pos"]);
1087                         $post = substr_unicode($body, $entity["pos"] + $entity["len"]);
1088                         //$pre = iconv_substr($body, 0, $entity["pos"], "UTF-8");
1089                         //$post = iconv_substr($body, $entity["pos"] + $entity["len"], "UTF-8");
1090
1091                         $body = $pre.$entity["replace"].$post;
1092                 }
1093         }
1094
1095         return(array("body" => $body, "tags" => implode($tags_arr, ",")));
1096 }
1097
1098 function appnet_expand_annotations($a, $annotations) {
1099         $photo = array("url" => "", "large" => "");
1100         foreach ($annotations AS $annotation) {
1101                 if (($annotation[type] == "net.app.core.oembed") AND
1102                         ($annotation["value"]["type"] == "photo")) {
1103                         if ($annotation["value"]["url"] != "")
1104                                 $photo["url"] = $annotation["value"]["url"];
1105
1106                         if ($annotation["value"]["thumbnail_large_url"] != "")
1107                                 $photo["large"] = $annotation["value"]["thumbnail_large_url"];
1108
1109                         //if (($annotation["value"]["thumbnail_large_url"] != "") AND ($annotation["value"]["url"] != ""))
1110                         //      $embedded = "\n[url=".$annotation["value"]["url"]."][img]".$annotation["value"]["thumbnail_large_url"]."[/img][/url]";
1111                         //elseif ($annotation["value"]["url"] != "")
1112                         //      $embedded = "\n[img]".$annotation["value"]["url"]."[/img]";
1113                 }
1114         }
1115         return $photo;
1116 }
1117
1118 function appnet_fetchcontact($a, $uid, $contact, $me, $create_user) {
1119
1120         if (function_exists("update_gcontact"))
1121                 update_gcontact(array("url" => $contact["canonical_url"], "generation" => 2,
1122                                 "network" => NETWORK_APPNET, "photo" => $contact["avatar_image"]["url"],
1123                                 "name" => $contact["name"], "nick" => $contact["username"],
1124                                 "about" => $contact["description"]["text"], "hide" => true,
1125                                 "addr" => $contact["username"]."@app.net"));
1126         else {
1127                 // Old Code
1128                 $r = q("SELECT id FROM unique_contacts WHERE url='%s' LIMIT 1",
1129                                 dbesc(normalise_link($contact["canonical_url"])));
1130
1131                 if (count($r) == 0)
1132                         q("INSERT INTO unique_contacts (url, name, nick, avatar) VALUES ('%s', '%s', '%s', '%s')",
1133                                 dbesc(normalise_link($contact["canonical_url"])),
1134                                 dbesc($contact["name"]),
1135                                 dbesc($contact["username"]),
1136                                 dbesc($contact["avatar_image"]["url"]));
1137                 else
1138                         q("UPDATE unique_contacts SET name = '%s', nick = '%s', avatar = '%s' WHERE url = '%s'",
1139                                 dbesc($contact["name"]),
1140                                 dbesc($contact["username"]),
1141                                 dbesc($contact["avatar_image"]["url"]),
1142                                 dbesc(normalise_link($contact["canonical_url"])));
1143
1144                 if (DB_UPDATE_VERSION >= "1177")
1145                         q("UPDATE `unique_contacts` SET `location` = '%s', `about` = '%s' WHERE url = '%s'",
1146                                 dbesc(""),
1147                                 dbesc($contact["description"]["text"]),
1148                                 dbesc(normalise_link($contact["canonical_url"])));
1149         }
1150
1151         $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
1152                 intval($uid), dbesc("adn::".$contact["id"]));
1153
1154         if(!count($r) AND !$create_user)
1155                 return($me["id"]);
1156
1157         if ($contact["canonical_url"] == "")
1158                 return($me["id"]);
1159
1160         if (count($r) AND ($r[0]["readonly"] OR $r[0]["blocked"])) {
1161                 logger("appnet_fetchcontact: Contact '".$r[0]["nick"]."' is blocked or readonly.", LOGGER_DEBUG);
1162                 return(-1);
1163         }
1164
1165         if(!count($r)) {
1166
1167                 if ($contact["name"] == "")
1168                         $contact["name"] = $contact["username"];
1169
1170                 if ($contact["username"] == "")
1171                         $contact["username"] = $contact["name"];
1172
1173                 // create contact record
1174                 q("INSERT INTO `contact` (`uid`, `created`, `url`, `nurl`, `addr`, `alias`, `notify`, `poll`,
1175                                         `name`, `nick`, `photo`, `network`, `rel`, `priority`,
1176                                         `writable`, `blocked`, `readonly`, `pending` )
1177                                         VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, %d, 0, 0, 0 ) ",
1178                         intval($uid),
1179                         dbesc(datetime_convert()),
1180                         dbesc($contact["canonical_url"]),
1181                         dbesc(normalise_link($contact["canonical_url"])),
1182                         dbesc($contact["username"]."@app.net"),
1183                         dbesc("adn::".$contact["id"]),
1184                         dbesc(''),
1185                         dbesc("adn::".$contact["id"]),
1186                         dbesc($contact["name"]),
1187                         dbesc($contact["username"]),
1188                         dbesc($contact["avatar_image"]["url"]),
1189                         dbesc(NETWORK_APPNET),
1190                         intval(CONTACT_IS_FRIEND),
1191                         intval(1),
1192                         intval(1)
1193                 );
1194
1195                 $r = q("SELECT * FROM `contact` WHERE `alias` = '%s' AND `uid` = %d LIMIT 1",
1196                         dbesc("adn::".$contact["id"]),
1197                         intval($uid)
1198                         );
1199
1200                 if(! count($r))
1201                         return(false);
1202
1203                 $contact_id  = $r[0]['id'];
1204
1205                 $g = q("SELECT def_gid FROM user WHERE uid = %d LIMIT 1",
1206                         intval($uid)
1207                 );
1208
1209                 if($g && intval($g[0]['def_gid'])) {
1210                         require_once('include/group.php');
1211                         group_add_member($uid,'',$contact_id,$g[0]['def_gid']);
1212                 }
1213
1214                 require_once("Photo.php");
1215
1216                 $photos = import_profile_photo($contact["avatar_image"]["url"],$uid,$contact_id);
1217
1218                 q("UPDATE `contact` SET `photo` = '%s',
1219                                         `thumb` = '%s',
1220                                         `micro` = '%s',
1221                                         `name-date` = '%s',
1222                                         `uri-date` = '%s',
1223                                         `avatar-date` = '%s'
1224                                 WHERE `id` = %d",
1225                         dbesc($photos[0]),
1226                         dbesc($photos[1]),
1227                         dbesc($photos[2]),
1228                         dbesc(datetime_convert()),
1229                         dbesc(datetime_convert()),
1230                         dbesc(datetime_convert()),
1231                         intval($contact_id)
1232                 );
1233
1234                 if (DB_UPDATE_VERSION >= "1177")
1235                         q("UPDATE `contact` SET `location` = '%s',
1236                                                 `about` = '%s'
1237                                         WHERE `id` = %d",
1238                                 dbesc(""),
1239                                 dbesc($contact["description"]["text"]),
1240                                 intval($contact_id)
1241                         );
1242         } else {
1243                 // update profile photos once every two weeks as we have no notification of when they change.
1244
1245                 //$update_photo = (($r[0]['avatar-date'] < datetime_convert('','','now -2 days')) ? true : false);
1246                 $update_photo = ($r[0]['avatar-date'] < datetime_convert('','','now -12 hours'));
1247
1248                 // check that we have all the photos, this has been known to fail on occasion
1249
1250                 if((! $r[0]['photo']) || (! $r[0]['thumb']) || (! $r[0]['micro']) || ($update_photo)) {
1251
1252                         logger("appnet_fetchcontact: Updating contact ".$contact["username"], LOGGER_DEBUG);
1253
1254                         require_once("Photo.php");
1255
1256                         $photos = import_profile_photo($contact["avatar_image"]["url"], $uid, $r[0]['id']);
1257
1258                         q("UPDATE `contact` SET `photo` = '%s',
1259                                                 `thumb` = '%s',
1260                                                 `micro` = '%s',
1261                                                 `name-date` = '%s',
1262                                                 `uri-date` = '%s',
1263                                                 `avatar-date` = '%s',
1264                                                 `url` = '%s',
1265                                                 `nurl` = '%s',
1266                                                 `addr` = '%s',
1267                                                 `name` = '%s',
1268                                                 `nick` = '%s'
1269                                         WHERE `id` = %d",
1270                                 dbesc($photos[0]),
1271                                 dbesc($photos[1]),
1272                                 dbesc($photos[2]),
1273                                 dbesc(datetime_convert()),
1274                                 dbesc(datetime_convert()),
1275                                 dbesc(datetime_convert()),
1276                                 dbesc($contact["canonical_url"]),
1277                                 dbesc(normalise_link($contact["canonical_url"])),
1278                                 dbesc($contact["username"]."@app.net"),
1279                                 dbesc($contact["name"]),
1280                                 dbesc($contact["username"]),
1281                                 intval($r[0]['id'])
1282                         );
1283                         if (DB_UPDATE_VERSION >= "1177")
1284                                 q("UPDATE `contact` SET `location` = '%s',
1285                                                         `about` = '%s'
1286                                                 WHERE `id` = %d",
1287                                         dbesc(""),
1288                                         dbesc($contact["description"]["text"]),
1289                                         intval($r[0]['id'])
1290                                 );
1291                 }
1292         }
1293
1294         return($r[0]["id"]);
1295 }
1296
1297 function appnet_prepare_body(&$a,&$b) {
1298         if ($b["item"]["network"] != NETWORK_APPNET)
1299                 return;
1300
1301         if ($b["preview"]) {
1302                 $max_char = 256;
1303                 require_once("include/plaintext.php");
1304                 $item = $b["item"];
1305                 $item["plink"] = $a->get_baseurl()."/display/".$a->user["nickname"]."/".$item["parent"];
1306
1307                 $r = q("SELECT `author-link` FROM item WHERE item.uri = '%s' AND item.uid = %d LIMIT 1",
1308                         dbesc($item["thr-parent"]),
1309                         intval(local_user()));
1310
1311                 if(count($r)) {
1312                         $orig_post = $r[0];
1313
1314                         $nicknameplain = preg_replace("=https?://alpha.app.net/(.*)=ism", "$1", $orig_post["author-link"]);
1315                         $nickname = "@[url=".$orig_post["author-link"]."]".$nicknameplain."[/url]";
1316                         $nicknameplain = "@".$nicknameplain;
1317
1318                         if ((strpos($item["body"], $nickname) === false) AND (strpos($item["body"], $nicknameplain) === false))
1319                                 $item["body"] = $nickname." ".$item["body"];
1320                 }
1321
1322
1323
1324                 $msgarr = plaintext($a, $item, $max_char, true);
1325                 $msg = appnet_create_entities($a, $item, $msgarr);
1326
1327                 require_once("library/markdown.php");
1328                 $msg = Markdown($msg);
1329
1330                 $b['html'] = $msg;
1331         }
1332 }
1333
1334 function appnet_cron($a,$b) {
1335         $last = get_config('appnet','last_poll');
1336
1337         $poll_interval = intval(get_config('appnet','poll_interval'));
1338         if(! $poll_interval)
1339                 $poll_interval = APPNET_DEFAULT_POLL_INTERVAL;
1340
1341         if($last) {
1342                 $next = $last + ($poll_interval * 60);
1343                 if($next > time()) {
1344                         logger('appnet_cron: poll intervall not reached');
1345                         return;
1346                 }
1347         }
1348         logger('appnet_cron: cron_start');
1349
1350         $abandon_days = intval(get_config('system','account_abandon_days'));
1351         if ($abandon_days < 1)
1352                 $abandon_days = 0;
1353
1354         $abandon_limit = date("Y-m-d H:i:s", time() - $abandon_days * 86400);
1355
1356         $r = q("SELECT * FROM `pconfig` WHERE `cat` = 'appnet' AND `k` = 'import' AND `v` = '1' ORDER BY RAND()");
1357         if(count($r)) {
1358                 foreach($r as $rr) {
1359                         if ($abandon_days != 0) {
1360                                 $user = q("SELECT `login_date` FROM `user` WHERE uid=%d AND `login_date` >= '%s'", $rr['uid'], $abandon_limit);
1361                                 if (!count($user)) {
1362                                         logger('abandoned account: timeline from user '.$rr['uid'].' will not be imported');
1363                                         continue;
1364                                 }
1365                         }
1366
1367                         logger('appnet_cron: importing timeline from user '.$rr['uid']);
1368                         appnet_fetchstream($a, $rr["uid"]);
1369                 }
1370         }
1371
1372         logger('appnet_cron: cron_end');
1373
1374         set_config('appnet','last_poll', time());
1375 }
1376
1377 function appnet_error($msg) {
1378         $msg = trim($msg);
1379         $pos = strrpos($msg, "\r\n\r\n");
1380
1381         if (!$pos)
1382                 return($msg);
1383
1384         $msg = substr($msg, $pos + 4);
1385
1386         $error = json_decode($msg);
1387
1388         if ($error == NULL)
1389                 return($msg);
1390
1391         if (isset($error->meta->error_message))
1392                 return($error->meta->error_message);
1393         else
1394                 return(print_r($error));
1395 }