fbsync/fbsync.php

   1 <?php
   2 /**
   3  * Name: Facebook Sync
   4  * Description: Synchronizes the Facebook Newsfeed
   5  * Version: 0.0.1 alpha
   6  * Author: Michael Vogel <https://pirati.ca/profile/heluecht>
   7  */
   8
   9 /* To-Do
  10 FBSync:
  11 - B: Threading for incoming comments
  12 - C: Receiving likes for comments
  13
  14 FBPost:
  15 - A: Posts to pages currently have the page as sender - not the user
  16 - B: Sending likes for comments
  17 - C: Threading for sent comments
  18 */
  19
  20 require_once("addon/fbpost/fbpost.php");
  21
  22 define('FBSYNC_DEFAULT_POLL_INTERVAL', 5); // given in minutes
  23
  24 function fbsync_install() {
  25         register_hook('connector_settings',      'addon/fbsync/fbsync.php', 'fbsync_settings');
  26         register_hook('connector_settings_post', 'addon/fbsync/fbsync.php', 'fbsync_settings_post');
  27         register_hook('cron', 'addon/fbsync/fbsync.php', 'fbsync_cron');
  28         register_hook('follow', 'addon/fbsync/fbsync.php', 'fbsync_follow');
  29 }
  30
  31 function fbsync_uninstall() {
  32         unregister_hook('connector_settings',      'addon/fbsync/fbsync.php', 'fbsync_settings');
  33         unregister_hook('connector_settings_post', 'addon/fbsync/fbsync.php', 'fbsync_settings_post');
  34         unregister_hook('cron', 'addon/fbsync/fbsync.php', 'fbsync_cron');
  35         unregister_hook('follow', 'addon/fbsync/fbsync.php', 'fbsync_follow');
  36 }
  37
  38 function fbsync_follow($a, &$contact) {
  39
  40         logger("fbsync_follow: Check if contact is facebook contact. ".$contact["url"], LOGGER_DEBUG);
  41
  42         if (!strstr($contact["url"], "://www.facebook.com") AND !strstr($contact["url"], "://facebook.com") AND !strstr($contact["url"], "@facebook.com"))
  43                 return;
  44
  45         // contact seems to be a facebook contact, so continue
  46         $nickname = preg_replace("=https?://.*facebook.com/([\w.]*).*=ism", "$1", $contact["url"]);
  47         $nickname = str_replace("@facebook.com", "", $nickname);
  48
  49         $uid = $a->user["uid"];
  50
  51         $access_token = get_pconfig($uid,'facebook','access_token');
  52
  53         $fql = array(
  54                         "profile" => "SELECT id, pic_square, url, username, name FROM profile WHERE username = '$nickname'",
  55                         "avatar" => "SELECT url FROM square_profile_pic WHERE id IN (SELECT id FROM #profile) AND size = 256");
  56
  57         $url = "https://graph.facebook.com/fql?q=".urlencode(json_encode($fql))."&access_token=".$access_token;
  58
  59         $feed = fetch_url($url);
  60         $data = json_decode($feed);
  61
  62         $id = 0;
  63
  64         logger("fbsync_follow: Query id for nickname ".$nickname, LOGGER_DEBUG);
  65
  66         if (!is_array($data->data))
  67                 return;
  68
  69         $contactdata = new stdClass;
  70
  71         foreach($data->data AS $query) {
  72                 switch ($query->name) {
  73                         case "profile":
  74                                 $contactdata->id =  number_format($query->fql_result_set[0]->id, 0, '', '');
  75                                 $contactdata->pic_square = $query->fql_result_set[0]->pic_square;
  76                                 $contactdata->url = $query->fql_result_set[0]->url;
  77                                 $contactdata->username = $query->fql_result_set[0]->username;
  78                                 $contactdata->name = $query->fql_result_set[0]->name;
  79                                 break;
  80
  81                         case "avatar":
  82                                 $contactdata->pic_square = $query->fql_result_set[0]->url;
  83                                 break;
  84                 }
  85         }
  86
  87         logger("fbsync_follow: Got contact for nickname ".$nickname." ".print_r($contactdata, true), LOGGER_DEBUG);
  88
  89         // Create contact
  90         fbsync_fetch_contact($uid, $contactdata, true);
  91
  92         $r = q("SELECT name,nick,url,addr,batch,notify,poll,request,confirm,poco,photo,priority,network,alias,pubkey
  93                 FROM `contact` WHERE `uid` = %d AND `alias` = '%s'",
  94                                 intval($uid),
  95                                 dbesc("facebook::".$contactdata->id));
  96         if (count($r))
  97                 $contact["contact"] = $r[0];
  98 }
  99
 100
 101 function fbsync_settings(&$a,&$s) {
 102
 103         if(! local_user())
 104                 return;
 105
 106         /* Add our stylesheet to the page so we can make our settings look nice */
 107
 108         $a->page['htmlhead'] .= '<link rel="stylesheet"  type="text/css" href="' . $a->get_baseurl() . '/addon/fbsync/fbsync.css' . '" media="all" />' . "\r\n";
 109
 110         /* Get the current state of our config variables */
 111
 112         $enabled = get_pconfig(local_user(),'fbsync','sync');
 113
 114         $checked = (($enabled) ? ' checked="checked" ' : '');
 115
 116         $def_enabled = get_pconfig(local_user(),'fbsync','create_user');
 117
 118         $def_checked = (($def_enabled) ? ' checked="checked" ' : '');
 119
 120         /* Add some HTML to the existing form */
 121
 122         $s .= '<span id="settings_fbsync_inflated" class="settings-block fakelink" style="display: block;" onclick="openClose(\'settings_fbsync_expanded\'); openClose(\'settings_fbsync_inflated\');">';
 123         $s .= '<h3>' . t('Facebook Import Settings') . '</h3>';
 124         $s .= '</span>';
 125         $s .= '<div id="settings_fbsync_expanded" class="settings-block" style="display: none;">';
 126         $s .= '<span class="fakelink" onclick="openClose(\'settings_fbsync_expanded\'); openClose(\'settings_fbsync_inflated\');">';
 127         $s .= '<h3>' . t('Facebook Import Settings') . '</h3>';
 128         $s .= '</span>';
 129
 130         $s .= '<div id="fbsync-enable-wrapper">';
 131         $s .= '<label id="fbsync-enable-label" for="fbsync-checkbox">' . t('Import Facebook newsfeed') . '</label>';
 132         $s .= '<input id="fbsync-checkbox" type="checkbox" name="fbsync" value="1" ' . $checked . '/>';
 133         $s .= '</div><div class="clear"></div>';
 134
 135         $s .= '<div id="fbsync-create_user-wrapper">';
 136         $s .= '<label id="fbsync-create_user-label" for="fbsync-create_user">' . t('Automatically create contacts') . '</label>';
 137         $s .= '<input id="fbsync-create_user" type="checkbox" name="create_user" value="1" ' . $def_checked . '/>';
 138         $s .= '</div><div class="clear"></div>';
 139
 140         /* provide a submit button */
 141
 142         $s .= '<div class="settings-submit-wrapper" ><input type="submit" id="fbsync-submit" name="fbsync-submit" class="settings-submit" value="' . t('Save Settings') . '" /></div></div>';
 143
 144 }
 145
 146 function fbsync_settings_post(&$a,&$b) {
 147
 148         if(x($_POST,'fbsync-submit')) {
 149                 set_pconfig(local_user(),'fbsync','sync',intval($_POST['fbsync']));
 150                 set_pconfig(local_user(),'fbsync','create_user',intval($_POST['create_user']));
 151         }
 152 }
 153
 154 function fbsync_cron($a,$b) {
 155         $last = get_config('fbsync','last_poll');
 156
 157         $poll_interval = intval(get_config('fbsync','poll_interval'));
 158         if(! $poll_interval)
 159                 $poll_interval = FBSYNC_DEFAULT_POLL_INTERVAL;
 160
 161         if($last) {
 162                 $next = $last + ($poll_interval * 60);
 163                 if($next > time()) {
 164                         logger('fbsync_cron: poll intervall not reached');
 165                         return;
 166                 }
 167         }
 168         logger('fbsync_cron: cron_start');
 169
 170         $r = q("SELECT * FROM `pconfig` WHERE `cat` = 'fbsync' AND `k` = 'sync' AND `v` = '1' ORDER BY RAND()");
 171         if(count($r)) {
 172                 foreach($r as $rr) {
 173                         fbsync_get_self($rr['uid']);
 174
 175                         logger('fbsync_cron: importing timeline from user '.$rr['uid']);
 176                         fbsync_fetchfeed($a, $rr['uid']);
 177                 }
 178         }
 179
 180         logger('fbsync: cron_end');
 181
 182         set_config('fbsync','last_poll', time());
 183 }
 184
 185 function fbsync_createpost($a, $uid, $self, $contacts, $applications, $post, $create_user) {
 186
 187         // check if it was already imported
 188         $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
 189                 intval($uid),
 190                 dbesc('fb::'.$post->post_id)
 191         );
 192         if(count($r))
 193                 return;
 194
 195         $postarray = array();
 196         $postarray['gravity'] = 0;
 197         $postarray['uid'] = $uid;
 198         $postarray['wall'] = 0;
 199
 200         $postarray['verb'] = ACTIVITY_POST;
 201
 202         $postarray['uri'] = "fb::".$post->post_id;
 203         $postarray['thr-parent'] = $postarray['uri'];
 204         $postarray['parent-uri'] = $postarray['uri'];
 205         $postarray['plink'] = $post->permalink;
 206
 207         $postarray['author-name'] = $contacts[$post->actor_id]->name;
 208         $postarray['author-link'] = $contacts[$post->actor_id]->url;
 209         $postarray['author-avatar'] = $contacts[$post->actor_id]->pic_square;
 210
 211         $postarray['owner-name'] = $contacts[$post->source_id]->name;
 212         $postarray['owner-link'] = $contacts[$post->source_id]->url;
 213         $postarray['owner-avatar'] = $contacts[$post->source_id]->pic_square;
 214
 215         $contact_id = 0;
 216
 217         if (($post->parent_post_id != "") AND ($post->actor_id == $post->source_id)) {
 218                 $pos = strpos($post->parent_post_id, "_");
 219
 220                 if ($pos != 0) {
 221                         $user_id = substr($post->parent_post_id, 0, $pos);
 222
 223                         $userdata = fbsync_fetchuser($a, $uid, $user_id);
 224
 225                         $contact_id = $userdata["contact-id"];
 226
 227                         $postarray['contact-id'] = $contact_id;
 228
 229                         if (array_key_exists("name", $userdata) AND ($userdata["name"] != "") AND !link_compare($userdata["link"], $postarray['author-link'])) {
 230                                 $postarray['owner-name'] = $userdata["name"];
 231                                 $postarray['owner-link'] = $userdata["link"];
 232                                 $postarray['owner-avatar'] = $userdata["avatar"];
 233
 234                                 if (!intval(get_config('system','wall-to-wall_share'))) {
 235
 236                                         $prebody = "[share author='".$postarray['author-name'].
 237                                                 "' profile='".$postarray['author-link'].
 238                                                 "' avatar='".$postarray['author-avatar']."']";
 239
 240                                         $postarray['author-name'] = $postarray['owner-name'];
 241                                         $postarray['author-link'] = $postarray['owner-link'];
 242                                         $postarray['author-avatar'] = $postarray['owner-avatar'];
 243                                 }
 244                         }
 245                 }
 246         }
 247
 248         if ($contact_id == 0) {
 249                 $contact_id = fbsync_fetch_contact($uid, $contacts[$post->source_id], $create_user);
 250
 251                 if (($contact_id <= 0) AND !$create_user) {
 252                         logger('fbsync_createpost: No matching contact found. Post not imported '.print_r($post, true), LOGGER_DEBUG);
 253                         return;
 254                 } elseif ($contact_id == 0) {
 255                         // This case should never happen
 256                         logger('fbsync_createpost: No matching contact found. Using own id. (Should never happen) '.print_r($post, true), LOGGER_DEBUG);
 257                         $contact_id = $self[0]["id"];
 258                 }
 259
 260                 $postarray['contact-id'] = $contact_id;
 261         }
 262
 263         $postarray["body"] = (isset($post->message) ? escape_tags($post->message) : '');
 264
 265         $msgdata = fbsync_convertmsg($a, $postarray["body"]);
 266
 267         $postarray["body"] = $msgdata["body"];
 268         $postarray["tag"] = $msgdata["tags"];
 269
 270         if(isset($post->attachment->name) and isset($post->attachment->href))
 271                 $postarray["body"] .= "\n\n[bookmark=".$post->attachment->href."]".$post->attachment->name."[/bookmark]";
 272         elseif (isset($post->attachment->name) AND ($post->attachment->name != ""))
 273                 $postarray["body"] .= "\n\n[b]" . $post->attachment->name."[/b]";
 274
 275         $quote = "";
 276         if(isset($post->attachment->description) and ($post->attachment->fb_object_type != "photo"))
 277                 $quote = $post->attachment->description;
 278
 279         if(isset($post->attachment->caption) and ($post->attachment->fb_object_type == "photo"))
 280                 $quote = $post->attachment->caption;
 281
 282         if ($quote.$post->attachment->href.$postarray["body"] == "")
 283                 return;
 284
 285         if (isset($post->attachment->media) AND !strstr($post->attachment->href, "://www.youtube.com/")
 286                 AND !strstr($post->attachment->href, "://youtu.be/")
 287                 AND !strstr($post->attachment->href, ".vimeo.com/")) {
 288                 foreach ($post->attachment->media AS $media) {
 289                         //$media->photo->owner = number_format($media->photo->owner, 0, '', '');
 290                         //if ($media->photo->owner != '') {
 291                         //      $postarray['author-name'] = $contacts[$media->photo->owner]->name;
 292                         //      $postarray['author-link'] = $contacts[$media->photo->owner]->url;
 293                         //      $postarray['author-avatar'] = $contacts[$media->photo->owner]->pic_square;
 294                         //}
 295
 296                         if(isset($media->src) && isset($media->href) AND ($media->src != "") AND ($media->href != ""))
 297                                 $postarray["body"] .= "\n".'[url='.$media->href.'][img]'.fpost_cleanpicture($media->src).'[/img][/url]';
 298                         else {
 299                                 if (isset($media->src) AND ($media->src != ""))
 300                                         $postarray["body"] .= "\n".'[img]'.fpost_cleanpicture($media->src).'[/img]';
 301
 302                                 // if just a link, it may be a wall photo - check
 303                                 if(isset($post->link))
 304                                         $postarray["body"] .= fbpost_get_photo($media->href);
 305                         }
 306                 }
 307         }
 308
 309         if ($quote)
 310                 $postarray["body"] .= "\n[quote]".$quote."[/quote]";
 311
 312         $postarray["body"] = trim($postarray["body"]);
 313
 314         if (trim($postarray["body"]) == "")
 315                 return;
 316
 317         if ($prebody != "")
 318                 $postarray["body"] = $prebody.$postarray["body"]."[/share]";
 319
 320         $postarray['created'] = datetime_convert('UTC','UTC',date("c", $post->created_time));
 321         $postarray['edited'] = datetime_convert('UTC','UTC',date("c", $post->updated_time));
 322
 323         $postarray['app'] = $applications[$post->app_id]->display_name;
 324
 325         if ($postarray['app'] == "")
 326                 $postarray['app'] = "Facebook";
 327
 328         if(isset($post->privacy) && $post->privacy->value !== '') {
 329                 $postarray['private'] = 1;
 330                 $postarray['allow_cid'] = '<' . $self[0]['id'] . '>';
 331         }
 332
 333         /*
 334         $postarray["location"] = $post->place->name;
 335         postarray["coord"] = $post->geo->coordinates[0]." ".$post->geo->coordinates[1];
 336         */
 337
 338         //$types = array(46, 80, 237, 247, 308);
 339         //if (!in_array($post->type, $types))
 340         //      $postarray["body"] = "Type: ".$post->type."\n".$postarray["body"];
 341         //print_r($post);
 342         //print_r($postarray);
 343
 344         $item = item_store($postarray);
 345         logger('fbsync_createpost: User '.$self[0]["nick"].' posted feed item '.$item, LOGGER_DEBUG);
 346 }
 347
 348 function fbsync_createcomment($a, $uid, $self_id, $self, $user, $contacts, $applications, $comment) {
 349
 350         // check if it was already imported
 351         $r = q("SELECT `uri` FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
 352                 intval($uid),
 353                 dbesc('fb::'.$comment->id)
 354         );
 355         if(count($r))
 356                 return;
 357
 358         // check if it was an own post (separate posting for performance reasons)
 359         $r = q("SELECT `uri` FROM `item` WHERE `uid` = %d AND `extid` = '%s' LIMIT 1",
 360                 intval($uid),
 361                 dbesc('fb::'.$comment->id)
 362         );
 363         if(count($r))
 364                 return;
 365
 366         $parent_uri = "";
 367
 368         // Fetch the parent uri (Checking if the parent exists)
 369         $r = q("SELECT `uri` FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
 370                 intval($uid),
 371                 dbesc('fb::'.$comment->post_id)
 372         );
 373         if(count($r))
 374                 $parent_uri = $r[0]["uri"];
 375
 376         // check if it is a reply to an own post (separate posting for performance reasons)
 377         $r = q("SELECT `uri` FROM `item` WHERE `uid` = %d AND `extid` = '%s' LIMIT 1",
 378                 intval($uid),
 379                 dbesc('fb::'.$comment->post_id)
 380         );
 381         if(count($r))
 382                 $parent_uri = $r[0]["uri"];
 383
 384         // No parent? Then quit
 385         if ($parent_uri == "")
 386                 return;
 387
 388         $postarray = array();
 389         $postarray['gravity'] = 0;
 390         $postarray['uid'] = $uid;
 391         $postarray['wall'] = 0;
 392
 393         $postarray['verb'] = ACTIVITY_POST;
 394
 395         $postarray['uri'] = "fb::".$comment->id;
 396         $postarray['thr-parent'] = $parent_uri;
 397         $postarray['parent-uri'] = $parent_uri;
 398         //$postarray['plink'] = $comment->permalink;
 399
 400         $contact_id = fbsync_fetch_contact($uid, $contacts[$comment->fromid], array(), false);
 401
 402         if ($contact_id <= 0)
 403                 $contact_id = $self[0]["id"];
 404
 405         if ($comment->fromid != $self_id) {
 406                 $postarray['contact-id'] = $contact_id;
 407                 $postarray['owner-name'] = $contacts[$comment->fromid]->name;
 408                 $postarray['owner-link'] = $contacts[$comment->fromid]->url;
 409                 $postarray['owner-avatar'] = $contacts[$comment->fromid]->pic_square;
 410         } else {
 411                 $postarray['contact-id'] = $self[0]["id"];
 412                 $postarray['owner-name'] = $self[0]["name"];
 413                 $postarray['owner-link'] = $self[0]["url"];
 414                 $postarray['owner-avatar'] = $self[0]["photo"];
 415         }
 416
 417         $postarray['author-name'] = $postarray['owner-name'];
 418         $postarray['author-link'] = $postarray['owner-link'];
 419         $postarray['author-avatar'] = $postarray['owner-avatar'];
 420
 421         $msgdata = fbsync_convertmsg($a, $comment->text);
 422
 423         $postarray["body"] = $msgdata["body"];
 424         $postarray["tag"] = $msgdata["tags"];
 425
 426         $postarray['created'] = datetime_convert('UTC','UTC',date("c", $comment->time));
 427         $postarray['edited'] = datetime_convert('UTC','UTC',date("c", $comment->time));
 428
 429         $postarray['app'] = $applications[$comment->app_id]->display_name;
 430
 431         if ($postarray['app'] == "")
 432                 $postarray['app'] = "Facebook";
 433
 434         if (trim($postarray["body"]) == "")
 435                 return;
 436
 437         $item = item_store($postarray);
 438         logger('fbsync_createcomment: User '.$self[0]["nick"].' posted comment '.$item, LOGGER_DEBUG);
 439
 440         if ($item == 0)
 441                 return;
 442
 443         $myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 AND `deleted` = 0",
 444                 dbesc($postarray['parent-uri']),
 445                 intval($uid)
 446         );
 447
 448         if(count($myconv)) {
 449                 $importer_url = $a->get_baseurl() . '/profile/' . $user[0]['nickname'];
 450
 451                 $own_contact = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 452                         intval($uid), dbesc("facebook::".$self_id));
 453
 454                 if (!count($own_contact))
 455                         return;
 456
 457                 foreach($myconv as $conv) {
 458
 459                         // now if we find a match, it means we're in this conversation
 460                         if(!link_compare($conv['author-link'],$importer_url) AND !link_compare($conv['author-link'],$own_contact[0]["url"]))
 461                                 continue;
 462
 463                         require_once('include/enotify.php');
 464
 465                         $conv_parent = $conv['parent'];
 466
 467                         $notifyarr = array(
 468                                         'type'         => NOTIFY_COMMENT,
 469                                         'notify_flags' => $user[0]['notify-flags'],
 470                                         'language'     => $user[0]['language'],
 471                                         'to_name'      => $user[0]['username'],
 472                                         'to_email'     => $user[0]['email'],
 473                                         'uid'          => $user[0]['uid'],
 474                                         'item'         => $postarray,
 475                                         'link'             => $a->get_baseurl() . '/display/' . $user[0]['nickname'] . '/' . $item,
 476                                         'source_name'  => $postarray['author-name'],
 477                                         'source_link'  => $postarray['author-link'],
 478                                         'source_photo' => $postarray['author-avatar'],
 479                                         'verb'         => ACTIVITY_POST,
 480                                         'otype'        => 'item',
 481                                         'parent'       => $conv_parent,
 482                         );
 483
 484                         notification($notifyarr);
 485
 486                         // only send one notification
 487                         break;
 488                 }
 489         }
 490 }
 491
 492 function fbsync_createlike($a, $uid, $self_id, $self, $contacts, $like) {
 493
 494         $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 495                                 dbesc("fb::".$like->post_id),
 496                                 intval($uid)
 497                 );
 498
 499         if (count($r))
 500                 $orig_post = $r[0];
 501         else
 502                 return;
 503
 504         // If we posted the like locally, it will be found with our url, not the FB url.
 505
 506         $second_url = (($like->user_id == $self_id) ? $self[0]["url"] : $contacts[$like->user_id]->url);
 507
 508         $r = q("SELECT * FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `verb` = '%s'
 509                 AND (`author-link` = '%s' OR `author-link` = '%s') LIMIT 1",
 510                 dbesc($orig_post["uri"]),
 511                 intval($uid),
 512                 dbesc(ACTIVITY_LIKE),
 513                 dbesc($contacts[$like->user_id]->url),
 514                 dbesc($second_url)
 515         );
 516
 517         if (count($r))
 518                 return;
 519
 520         $contact_id = fbsync_fetch_contact($uid, $contacts[$like->user_id], array(), false);
 521
 522         if ($contact_id <= 0)
 523                 $contact_id = $self[0]["id"];
 524
 525         $likedata = array();
 526         $likedata['parent'] = $orig_post['id'];
 527         $likedata['verb'] = ACTIVITY_LIKE;
 528         $likedata['gravity'] = 3;
 529         $likedata['uid'] = $uid;
 530         $likedata['wall'] = 0;
 531         $likedata['uri'] = item_new_uri($a->get_baseurl(), $uid);
 532         $likedata['parent-uri'] = $orig_post["uri"];
 533         $likedata['app'] = "Facebook";
 534         $likedata['verb'] = ACTIVITY_LIKE;
 535
 536         if ($like->user_id != $self_id) {
 537                 $likedata['contact-id'] = $contact_id;
 538                 $likedata['author-name'] = $contacts[$like->user_id]->name;
 539                 $likedata['author-link'] = $contacts[$like->user_id]->url;
 540                 $likedata['author-avatar'] = $contacts[$like->user_id]->pic_square;
 541         } else {
 542                 $likedata['contact-id'] = $self[0]["id"];
 543                 $likedata['author-name'] = $self[0]["name"];
 544                 $likedata['author-link'] = $self[0]["url"];
 545                 $likedata['author-avatar'] = $self[0]["photo"];
 546         }
 547
 548         $author  = '[url=' . $likedata['author-link'] . ']' . $likedata['author-name'] . '[/url]';
 549
 550         $objauthor =  '[url=' . $orig_post['author-link'] . ']' . $orig_post['author-name'] . '[/url]';
 551         $post_type = t('status');
 552
 553         $plink = '[url=' . $orig_post['plink'] . ']' . $post_type . '[/url]';
 554         $likedata['object-type'] = ACTIVITY_OBJ_NOTE;
 555
 556         $likedata['body'] = sprintf( t('%1$s likes %2$s\'s %3$s'), $author, $objauthor, $plink);
 557
 558         $likedata['object'] = '<object><type>' . ACTIVITY_OBJ_NOTE . '</type><local>1</local>' .
 559                 '<id>' . $orig_post['uri'] . '</id><link>' . xmlify('<link rel="alternate" type="text/html" href="' . xmlify($orig_post['plink']) . '" />') . '</link><title>' . $orig_post['title'] . '</title><content>' . $orig_post['body'] . '</content></object>';
 560
 561
 562         $r = q("SELECT * FROM `item` WHERE `parent-uri` = '%s' AND `author-link` = '%s' AND `verb` = '%s' AND `uid` = %d LIMIT 1",
 563                                 dbesc($likedata['parent-uri']),
 564                                 dbesc($likedata['author-link']),
 565                                 dbesc(ACTIVITY_LIKE),
 566                                 intval($uid)
 567                 );
 568
 569         if (count($r))
 570                 return;
 571
 572         $item = item_store($likedata);
 573         logger('fbsync_createlike: liked item '.$item.'. User '.$self[0]["nick"], LOGGER_DEBUG);
 574 }
 575
 576 function fbsync_fetch_contact($uid, $contact, $create_user) {
 577
 578         $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 579                 intval($uid), dbesc("facebook::".$contact->id));
 580
 581         if(!count($r) AND !$create_user)
 582                 return(0);
 583
 584         if (count($r) AND ($r[0]["readonly"] OR $r[0]["blocked"])) {
 585                 logger("fbsync_fetch_contact: Contact '".$r[0]["nick"]."' is blocked or readonly.", LOGGER_DEBUG);
 586                 return(-1);
 587         }
 588
 589         $avatarpicture = $contact->pic_square;
 590
 591         if(!count($r)) {
 592                 // create contact record
 593                 q("INSERT INTO `contact` (`uid`, `created`, `url`, `nurl`, `addr`, `alias`, `notify`, `poll`,
 594                                         `name`, `nick`, `photo`, `network`, `rel`, `priority`,
 595                                         `writable`, `blocked`, `readonly`, `pending`)
 596                                         VALUES (%d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, %d, 0, 0, 0)",
 597                         intval($uid),
 598                         dbesc(datetime_convert()),
 599                         dbesc($contact->url),
 600                         dbesc(normalise_link($contact->url)),
 601                         dbesc($contact->username."@facebook.com"),
 602                         dbesc("facebook::".$contact->id),
 603                         dbesc(''),
 604                         dbesc("facebook::".$contact->id),
 605                         dbesc($contact->name),
 606                         dbesc($contact->username),
 607                         dbesc($avatarpicture),
 608                         dbesc(NETWORK_FACEBOOK),
 609                         intval(CONTACT_IS_FRIEND),
 610                         intval(1),
 611                         intval(1)
 612                 );
 613
 614                 $r = q("SELECT * FROM `contact` WHERE `alias` = '%s' AND `uid` = %d LIMIT 1",
 615                         dbesc("facebook::".$contact->id),
 616                         intval($uid)
 617                         );
 618
 619                 if(! count($r))
 620                         return(false);
 621
 622                 $contact_id  = $r[0]['id'];
 623
 624                 $g = q("SELECT def_gid FROM user WHERE uid = %d LIMIT 1",
 625                         intval($uid)
 626                 );
 627
 628                 if($g && intval($g[0]['def_gid'])) {
 629                         require_once('include/group.php');
 630                         group_add_member($uid,'',$contact_id,$g[0]['def_gid']);
 631                 }
 632
 633                 require_once("Photo.php");
 634
 635                 $photos = import_profile_photo($avatarpicture,$uid,$contact_id);
 636
 637                 q("UPDATE `contact` SET `photo` = '%s',
 638                                         `thumb` = '%s',
 639                                         `micro` = '%s',
 640                                         `name-date` = '%s',
 641                                         `uri-date` = '%s',
 642                                         `avatar-date` = '%s'
 643                                 WHERE `id` = %d",
 644                         dbesc($photos[0]),
 645                         dbesc($photos[1]),
 646                         dbesc($photos[2]),
 647                         dbesc(datetime_convert()),
 648                         dbesc(datetime_convert()),
 649                         dbesc(datetime_convert()),
 650                         intval($contact_id)
 651                 );
 652         } else {
 653                 // update profile photos once every 12 hours as we have no notification of when they change.
 654                 $update_photo = ($r[0]['avatar-date'] < datetime_convert('','','now -12 hours'));
 655
 656                 // check that we have all the photos, this has been known to fail on occasion
 657                 if((! $r[0]['photo']) || (! $r[0]['thumb']) || (! $r[0]['micro']) || ($update_photo)) {
 658
 659                         logger("fbsync_fetch_contact: Updating contact ".$contact->username, LOGGER_DEBUG);
 660
 661                         require_once("Photo.php");
 662
 663                         $photos = import_profile_photo($avatarpicture, $uid, $r[0]['id']);
 664
 665                         q("UPDATE `contact` SET `photo` = '%s',
 666                                                 `thumb` = '%s',
 667                                                 `micro` = '%s',
 668                                                 `name-date` = '%s',
 669                                                 `uri-date` = '%s',
 670                                                 `avatar-date` = '%s',
 671                                                 `url` = '%s',
 672                                                 `nurl` = '%s',
 673                                                 `addr` = '%s',
 674                                                 `name` = '%s',
 675                                                 `nick` = '%s'
 676                                         WHERE `id` = %d",
 677                                 dbesc($photos[0]),
 678                                 dbesc($photos[1]),
 679                                 dbesc($photos[2]),
 680                                 dbesc(datetime_convert()),
 681                                 dbesc(datetime_convert()),
 682                                 dbesc(datetime_convert()),
 683                                 dbesc($contact->url),
 684                                 dbesc(normalise_link($contact->url)),
 685                                 dbesc($contact->username."@facebook.com"),
 686                                 dbesc($contact->name),
 687                                 dbesc($contact->username),
 688                                 intval($r[0]['id'])
 689                         );
 690                 }
 691         }
 692         return($r[0]["id"]);
 693 }
 694
 695 function fbsync_get_self($uid) {
 696         $access_token = get_pconfig($uid,'facebook','access_token');
 697         if(! $access_token)
 698                 return;
 699         $s = fetch_url('https://graph.facebook.com/me/?access_token=' . $access_token);
 700         if($s) {
 701                 $j = json_decode($s);
 702                 set_pconfig($uid,'fbsync','self_id',(string) $j->id);
 703         }
 704 }
 705
 706 function fbsync_convertmsg($a, $body) {
 707         $str_tags = '';
 708
 709         $tags = get_tags($body);
 710
 711         if(count($tags)) {
 712                 foreach($tags as $tag) {
 713                         if (strstr(trim($tag), " "))
 714                                 continue;
 715
 716                         if(strpos($tag,'#') === 0) {
 717                                 if(strpos($tag,'[url='))
 718                                         continue;
 719
 720                                 // don't link tags that are already embedded in links
 721
 722                                 if(preg_match('/\[(.*?)' . preg_quote($tag,'/') . '(.*?)\]/',$body))
 723                                         continue;
 724                                 if(preg_match('/\[(.*?)\]\((.*?)' . preg_quote($tag,'/') . '(.*?)\)/',$body))
 725                                         continue;
 726
 727                                 $basetag = str_replace('_',' ',substr($tag,1));
 728                                 $body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
 729                                 if(strlen($str_tags))
 730                                         $str_tags .= ',';
 731                                 $str_tags .= '#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
 732                                 continue;
 733                         } elseif(strpos($tag,'@') === 0) {
 734                                 $basetag = substr($tag,1);
 735                                 $body = str_replace($tag,'@[url=https://twitter.com/' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
 736                         }
 737
 738                 }
 739         }
 740
 741         $cnt = preg_match_all('/@\[url=(.*?)\[\/url\]/ism',$body,$matches,PREG_SET_ORDER);
 742         if($cnt) {
 743                 foreach($matches as $mtch) {
 744                         if(strlen($str_tags))
 745                                 $str_tags .= ',';
 746                         $str_tags .= '@[url=' . $mtch[1] . '[/url]';
 747                 }
 748         }
 749
 750         return(array("body"=>$body, "tags"=>$str_tags));
 751
 752 }
 753
 754 function fbsync_fetchuser($a, $uid, $id) {
 755         $access_token = get_pconfig($uid,'facebook','access_token');
 756         $self_id = get_pconfig($uid,'fbsync','self_id');
 757
 758         $user = array();
 759
 760         $contact = q("SELECT `id`, `name`, `url`, `photo`  FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 761                 intval($uid), dbesc("facebook::".$id));
 762
 763         if (count($contact)) {
 764                 $user["contact-id"] = $contact[0]["id"];
 765                 $user["name"] = $contact[0]["name"];
 766                 $user["link"] = $contact[0]["url"];
 767                 $user["avatar"] = $contact[0]["photo"];
 768
 769                 return($user);
 770         }
 771
 772         $own_contact = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 773                 intval($uid), dbesc("facebook::".$self_id));
 774
 775         if (!count($own_contact))
 776                 return($user);
 777
 778         $fql = "SELECT name, url, pic_square FROM profile WHERE id = ".$id;
 779
 780         $url = "https://graph.facebook.com/fql?q=".urlencode($fql)."&access_token=".$access_token;
 781
 782         $feed = fetch_url($url);
 783         $data = json_decode($feed);
 784
 785         if (is_array($data->data)) {
 786                 $user["contact-id"] = $own_contact[0]["id"];
 787                 $user["name"] = $data->data[0]->name;
 788                 $user["link"] = $data->data[0]->url;
 789                 $user["avatar"] = $data->data[0]->pic_square;
 790         }
 791         return($user);
 792 }
 793
 794 function fbsync_fetchfeed($a, $uid) {
 795         $access_token = get_pconfig($uid,'facebook','access_token');
 796         $last_updated = get_pconfig($uid,'fbsync','last_updated');
 797         $self_id = get_pconfig($uid,'fbsync','self_id');
 798
 799         $create_user = get_pconfig($uid, 'fbsync', 'create_user');
 800         $do_likes = get_config('fbsync', 'do_likes');
 801
 802         $self = q("SELECT * FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1",
 803                 intval($uid)
 804         );
 805
 806         $user = q("SELECT * FROM `user` WHERE `uid` = %d AND `account_expired` = 0 LIMIT 1",
 807                 intval($uid)
 808         );
 809         if(! count($user))
 810                 return;
 811
 812         require_once('include/items.php');
 813
 814         if ($last_updated == "")
 815                 $last_updated = 0;
 816
 817         logger("fbsync_fetchfeed: fetching content for user ".$self_id);
 818
 819         $fql = array(
 820                 "posts" => "SELECT action_links, actor_id, app_data, app_id, attachment, attribution, comment_info, created_time, filter_key, like_info, message, message_tags, parent_post_id, permalink, place, post_id, privacy, share_count, share_info, source_id, subscribed, tagged_ids, type, updated_time, with_tags FROM stream where filter_key in (SELECT filter_key FROM stream_filter WHERE uid=me() AND type='newsfeed') AND updated_time > $last_updated ORDER BY updated_time DESC LIMIT 500",
 821                 "comments" => "SELECT app_id, attachment, post_id, id, likes, fromid, time, text, text_tags, user_likes, likes FROM comment WHERE post_id IN (SELECT post_id FROM #posts) ORDER BY time DESC LIMIT 500",
 822                 "profiles" => "SELECT id, name, username, url, pic_square FROM profile WHERE id IN (SELECT actor_id FROM #posts) OR id IN (SELECT fromid FROM #comments) OR id IN (SELECT source_id FROM #posts) LIMIT 500",
 823                 "applications" => "SELECT app_id, display_name FROM application WHERE app_id IN (SELECT app_id FROM #posts) OR app_id IN (SELECT app_id FROM #comments) LIMIT 500",
 824                 "avatars" => "SELECT id, real_size, size, url FROM square_profile_pic WHERE id IN (SELECT id FROM #profiles) AND size = 256 LIMIT 500");
 825
 826         if ($do_likes) {
 827                 $fql["likes"] = "SELECT post_id, user_id FROM like WHERE post_id IN (SELECT post_id FROM #posts)";
 828                 $fql["profiles"] .= " OR id IN (SELECT user_id FROM #likes)";
 829         }
 830
 831         $url = "https://graph.facebook.com/fql?q=".urlencode(json_encode($fql))."&access_token=".$access_token;
 832
 833         $feed = fetch_url($url);
 834
 835         $data = json_decode($feed);
 836
 837         if (!is_array($data->data)) {
 838                 logger("fbsync_fetchfeed: Error fetching data for user ".$uid.": ".print_r($data, true));
 839                 return;
 840         }
 841
 842         $posts = array();
 843         $comments = array();
 844         $likes = array();
 845         $profiles = array();
 846         $applications = array();
 847         $avatars = array();
 848
 849         foreach($data->data AS $query) {
 850                 switch ($query->name) {
 851                         case "posts":
 852                                 $posts = array_reverse($query->fql_result_set);
 853                                 break;
 854                         case "comments":
 855                                 $comments = $query->fql_result_set;
 856                                 break;
 857                         case "likes":
 858                                 $likes = $query->fql_result_set;
 859                                 break;
 860                         case "profiles":
 861                                 $profiles = $query->fql_result_set;
 862                                 break;
 863                         case "applications":
 864                                 $applications = $query->fql_result_set;
 865                                 break;
 866                         case "avatars":
 867                                 $avatars = $query->fql_result_set;
 868                                 break;
 869                 }
 870         }
 871
 872         $square_avatars = array();
 873         $contacts = array();
 874         $application_data = array();
 875         $post_data = array();
 876         $comment_data = array();
 877
 878         foreach ($avatars AS $avatar) {
 879                 $avatar->id = number_format($avatar->id, 0, '', '');
 880                 $square_avatars[$avatar->id] = $avatar;
 881         }
 882         unset($avatars);
 883
 884         foreach ($profiles AS $profile) {
 885                 $profile->id = number_format($profile->id, 0, '', '');
 886
 887                 if ($square_avatars[$profile->id]->url != "")
 888                         $profile->pic_square = $square_avatars[$profile->id]->url;
 889
 890                 $contacts[$profile->id] = $profile;
 891         }
 892         unset($profiles);
 893         unset($square_avatars);
 894
 895         foreach ($applications AS $application) {
 896                 $application->app_id = number_format($application->app_id, 0, '', '');
 897                 $application_data[$application->app_id] = $application;
 898         }
 899         unset($applications);
 900
 901         foreach ($posts AS $post) {
 902                 $post->actor_id = number_format($post->actor_id, 0, '', '');
 903                 $post->source_id = number_format($post->source_id, 0, '', '');
 904                 $post->app_id = number_format($post->app_id, 0, '', '');
 905                 $post_data[$post->post_id] = $post;
 906         }
 907         unset($posts);
 908
 909         foreach($comments AS $comment) {
 910                 $comment->fromid = number_format($comment->fromid, 0, '', '');
 911                 $comment_data[$comment->id] = $comment;
 912         }
 913         unset($comments);
 914
 915         foreach ($post_data AS $post) {
 916                 if ($post->updated_time > $last_updated)
 917                         $last_updated = $post->updated_time;
 918
 919                 fbsync_createpost($a, $uid, $self, $contacts, $application_data, $post, $create_user);
 920         }
 921
 922         foreach ($comment_data AS $comment) {
 923                 fbsync_createcomment($a, $uid, $self_id, $self, $user, $contacts, $application_data, $comment);
 924         }
 925
 926         foreach($likes AS $like) {
 927                 $like->user_id = number_format($like->user_id, 0, '', '');
 928
 929                 fbsync_createlike($a, $uid, $self_id, $self, $contacts, $like);
 930         }
 931
 932         set_pconfig($uid,'fbsync','last_updated', $last_updated);
 933 }
 934 ?>