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         require_once("include/oembed.php");
 188
 189         // check if it was already imported
 190         $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
 191                 intval($uid),
 192                 dbesc('fb::'.$post->post_id)
 193         );
 194         if(count($r))
 195                 return;
 196
 197         $postarray = array();
 198         $postarray['gravity'] = 0;
 199         $postarray['uid'] = $uid;
 200         $postarray['wall'] = 0;
 201
 202         $postarray['verb'] = ACTIVITY_POST;
 203
 204         $postarray['uri'] = "fb::".$post->post_id;
 205         $postarray['thr-parent'] = $postarray['uri'];
 206         $postarray['parent-uri'] = $postarray['uri'];
 207         $postarray['plink'] = $post->permalink;
 208
 209         $postarray['author-name'] = $contacts[$post->actor_id]->name;
 210         $postarray['author-link'] = $contacts[$post->actor_id]->url;
 211         $postarray['author-avatar'] = $contacts[$post->actor_id]->pic_square;
 212
 213         $postarray['owner-name'] = $contacts[$post->source_id]->name;
 214         $postarray['owner-link'] = $contacts[$post->source_id]->url;
 215         $postarray['owner-avatar'] = $contacts[$post->source_id]->pic_square;
 216
 217         $contact_id = 0;
 218
 219         if (($post->parent_post_id != "") AND ($post->actor_id == $post->source_id)) {
 220                 $pos = strpos($post->parent_post_id, "_");
 221
 222                 if ($pos != 0) {
 223                         $user_id = substr($post->parent_post_id, 0, $pos);
 224
 225                         $userdata = fbsync_fetchuser($a, $uid, $user_id);
 226
 227                         $contact_id = $userdata["contact-id"];
 228
 229                         $postarray['contact-id'] = $contact_id;
 230
 231                         if (array_key_exists("name", $userdata) AND ($userdata["name"] != "") AND !link_compare($userdata["link"], $postarray['author-link'])) {
 232                                 $postarray['owner-name'] = $userdata["name"];
 233                                 $postarray['owner-link'] = $userdata["link"];
 234                                 $postarray['owner-avatar'] = $userdata["avatar"];
 235
 236                                 if (!intval(get_config('system','wall-to-wall_share'))) {
 237
 238                                         $prebody = "[share author='".$postarray['author-name'].
 239                                                 "' profile='".$postarray['author-link'].
 240                                                 "' avatar='".$postarray['author-avatar']."']";
 241
 242                                         $postarray['author-name'] = $postarray['owner-name'];
 243                                         $postarray['author-link'] = $postarray['owner-link'];
 244                                         $postarray['author-avatar'] = $postarray['owner-avatar'];
 245                                 }
 246                         }
 247                 }
 248         }
 249
 250         if ($contact_id == 0) {
 251                 $contact_id = fbsync_fetch_contact($uid, $contacts[$post->source_id], $create_user);
 252
 253                 if (($contact_id <= 0) AND !$create_user) {
 254                         logger('fbsync_createpost: No matching contact found. Post not imported '.print_r($post, true), LOGGER_DEBUG);
 255                         return;
 256                 } elseif ($contact_id == 0) {
 257                         // This case should never happen
 258                         logger('fbsync_createpost: No matching contact found. Using own id. (Should never happen) '.print_r($post, true), LOGGER_DEBUG);
 259                         $contact_id = $self[0]["id"];
 260                 }
 261
 262                 $postarray['contact-id'] = $contact_id;
 263         }
 264
 265         $postarray["body"] = (isset($post->message) ? escape_tags($post->message) : '');
 266
 267         $msgdata = fbsync_convertmsg($a, $postarray["body"]);
 268
 269         $postarray["body"] = $msgdata["body"];
 270         $postarray["tag"] = $msgdata["tags"];
 271
 272         $content = "";
 273         $type = "";
 274
 275         if (isset($post->attachment->name) and isset($post->attachment->href)) {
 276                 $oembed_data = oembed_fetch_url($post->attachment->href);
 277                 $type = $oembed_data->type;
 278                 $content = "[bookmark=".$post->attachment->href."]".$post->attachment->name."[/bookmark]";
 279         } elseif (isset($post->attachment->name) AND ($post->attachment->name != ""))
 280                 $content = "[b]" . $post->attachment->name."[/b]";
 281
 282         $quote = "";
 283         if(isset($post->attachment->description) and ($post->attachment->fb_object_type != "photo"))
 284                 $quote = $post->attachment->description;
 285
 286         if(isset($post->attachment->caption) and ($post->attachment->fb_object_type == "photo"))
 287                 $quote = $post->attachment->caption;
 288
 289         if ($quote.$post->attachment->href.$content.$postarray["body"] == "")
 290                 return;
 291
 292         if (isset($post->attachment->media) // AND !strstr($post->attachment->href, "://www.youtube.com/")
 293                 //AND !strstr($post->attachment->href, "://youtu.be/")
 294                 //AND !strstr($post->attachment->href, ".vimeo.com/"))
 295                 AND (($type == "") OR ($type == "link"))) {
 296                 foreach ($post->attachment->media AS $media) {
 297                         //$media->photo->owner = number_format($media->photo->owner, 0, '', '');
 298                         //if ($media->photo->owner != '') {
 299                         //      $postarray['author-name'] = $contacts[$media->photo->owner]->name;
 300                         //      $postarray['author-link'] = $contacts[$media->photo->owner]->url;
 301                         //      $postarray['author-avatar'] = $contacts[$media->photo->owner]->pic_square;
 302                         //}
 303
 304                         if (isset($media->type))
 305                                 $type = $media->type;
 306
 307                         if(isset($media->src) && isset($media->href) AND ($media->src != "") AND ($media->href != ""))
 308                                 $content .= "\n".'[url='.$media->href.'][img]'.fpost_cleanpicture($media->src).'[/img][/url]';
 309                         else {
 310                                 if (isset($media->src) AND ($media->src != ""))
 311                                         $content .= "\n".'[img]'.fpost_cleanpicture($media->src).'[/img]';
 312
 313                                 // if just a link, it may be a wall photo - check
 314                                 if(isset($post->link))
 315                                         $content .= fbpost_get_photo($media->href);
 316                         }
 317                 }
 318         }
 319
 320         if ($content)
 321                 $postarray["body"] .= "\n\n";
 322
 323         if ($type)
 324                 $postarray["body"] .= "[class=type-".$type."]";
 325
 326         if ($content)
 327                 $postarray["body"] .= $content;
 328
 329         if ($quote)
 330                 $postarray["body"] .= "\n[quote]".trim($quote)."[/quote]";
 331
 332         if ($type)
 333                 $postarray["body"] .= "[/class]";
 334
 335         $postarray["body"] = trim($postarray["body"]);
 336
 337         if (trim($postarray["body"]) == "")
 338                 return;
 339
 340         if ($prebody != "")
 341                 $postarray["body"] = $prebody.$postarray["body"]."[/share]";
 342
 343         $postarray['created'] = datetime_convert('UTC','UTC',date("c", $post->created_time));
 344         $postarray['edited'] = datetime_convert('UTC','UTC',date("c", $post->updated_time));
 345
 346         $postarray['app'] = $applications[$post->app_id]->display_name;
 347
 348         if ($postarray['app'] == "")
 349                 $postarray['app'] = "Facebook";
 350
 351         if(isset($post->privacy) && $post->privacy->value !== '') {
 352                 $postarray['private'] = 1;
 353                 $postarray['allow_cid'] = '<' . $self[0]['id'] . '>';
 354         }
 355
 356         /*
 357         $postarray["location"] = $post->place->name;
 358         postarray["coord"] = $post->geo->coordinates[0]." ".$post->geo->coordinates[1];
 359         */
 360
 361         //$types = array(46, 80, 237, 247, 308);
 362         //if (!in_array($post->type, $types))
 363         //      $postarray["body"] = "Type: ".$post->type."\n".$postarray["body"];
 364         //print_r($post);
 365         //print_r($postarray);
 366
 367         $item = item_store($postarray);
 368         logger('fbsync_createpost: User '.$self[0]["nick"].' posted feed item '.$item, LOGGER_DEBUG);
 369 }
 370
 371 function fbsync_createcomment($a, $uid, $self_id, $self, $user, $contacts, $applications, $comment) {
 372
 373         // check if it was already imported
 374         $r = q("SELECT `uri` FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
 375                 intval($uid),
 376                 dbesc('fb::'.$comment->id)
 377         );
 378         if(count($r))
 379                 return;
 380
 381         // check if it was an own post (separate posting for performance reasons)
 382         $r = q("SELECT `uri` FROM `item` WHERE `uid` = %d AND `extid` = '%s' LIMIT 1",
 383                 intval($uid),
 384                 dbesc('fb::'.$comment->id)
 385         );
 386         if(count($r))
 387                 return;
 388
 389         $parent_uri = "";
 390
 391         // Fetch the parent uri (Checking if the parent exists)
 392         $r = q("SELECT `uri` FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
 393                 intval($uid),
 394                 dbesc('fb::'.$comment->post_id)
 395         );
 396         if(count($r))
 397                 $parent_uri = $r[0]["uri"];
 398
 399         // check if it is a reply to an own post (separate posting for performance reasons)
 400         $r = q("SELECT `uri` FROM `item` WHERE `uid` = %d AND `extid` = '%s' LIMIT 1",
 401                 intval($uid),
 402                 dbesc('fb::'.$comment->post_id)
 403         );
 404         if(count($r))
 405                 $parent_uri = $r[0]["uri"];
 406
 407         // No parent? Then quit
 408         if ($parent_uri == "")
 409                 return;
 410
 411         $postarray = array();
 412         $postarray['gravity'] = 0;
 413         $postarray['uid'] = $uid;
 414         $postarray['wall'] = 0;
 415
 416         $postarray['verb'] = ACTIVITY_POST;
 417
 418         $postarray['uri'] = "fb::".$comment->id;
 419         $postarray['thr-parent'] = $parent_uri;
 420         $postarray['parent-uri'] = $parent_uri;
 421         //$postarray['plink'] = $comment->permalink;
 422
 423         $contact_id = fbsync_fetch_contact($uid, $contacts[$comment->fromid], array(), false);
 424
 425         if ($contact_id <= 0)
 426                 $contact_id = $self[0]["id"];
 427
 428         if ($comment->fromid != $self_id) {
 429                 $postarray['contact-id'] = $contact_id;
 430                 $postarray['owner-name'] = $contacts[$comment->fromid]->name;
 431                 $postarray['owner-link'] = $contacts[$comment->fromid]->url;
 432                 $postarray['owner-avatar'] = $contacts[$comment->fromid]->pic_square;
 433         } else {
 434                 $postarray['contact-id'] = $self[0]["id"];
 435                 $postarray['owner-name'] = $self[0]["name"];
 436                 $postarray['owner-link'] = $self[0]["url"];
 437                 $postarray['owner-avatar'] = $self[0]["photo"];
 438         }
 439
 440         $postarray['author-name'] = $postarray['owner-name'];
 441         $postarray['author-link'] = $postarray['owner-link'];
 442         $postarray['author-avatar'] = $postarray['owner-avatar'];
 443
 444         $msgdata = fbsync_convertmsg($a, $comment->text);
 445
 446         $postarray["body"] = $msgdata["body"];
 447         $postarray["tag"] = $msgdata["tags"];
 448
 449         $postarray['created'] = datetime_convert('UTC','UTC',date("c", $comment->time));
 450         $postarray['edited'] = datetime_convert('UTC','UTC',date("c", $comment->time));
 451
 452         $postarray['app'] = $applications[$comment->app_id]->display_name;
 453
 454         if ($postarray['app'] == "")
 455                 $postarray['app'] = "Facebook";
 456
 457         if (trim($postarray["body"]) == "")
 458                 return;
 459
 460         $item = item_store($postarray);
 461         logger('fbsync_createcomment: User '.$self[0]["nick"].' posted comment '.$item, LOGGER_DEBUG);
 462
 463         if ($item == 0)
 464                 return;
 465
 466         $myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 AND `deleted` = 0",
 467                 dbesc($postarray['parent-uri']),
 468                 intval($uid)
 469         );
 470
 471         if(count($myconv)) {
 472                 $importer_url = $a->get_baseurl() . '/profile/' . $user[0]['nickname'];
 473
 474                 $own_contact = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 475                         intval($uid), dbesc("facebook::".$self_id));
 476
 477                 if (!count($own_contact))
 478                         return;
 479
 480                 foreach($myconv as $conv) {
 481
 482                         // now if we find a match, it means we're in this conversation
 483                         if(!link_compare($conv['author-link'],$importer_url) AND !link_compare($conv['author-link'],$own_contact[0]["url"]))
 484                                 continue;
 485
 486                         require_once('include/enotify.php');
 487
 488                         $conv_parent = $conv['parent'];
 489
 490                         $notifyarr = array(
 491                                         'type'         => NOTIFY_COMMENT,
 492                                         'notify_flags' => $user[0]['notify-flags'],
 493                                         'language'     => $user[0]['language'],
 494                                         'to_name'      => $user[0]['username'],
 495                                         'to_email'     => $user[0]['email'],
 496                                         'uid'          => $user[0]['uid'],
 497                                         'item'         => $postarray,
 498                                         'link'             => $a->get_baseurl() . '/display/' . $user[0]['nickname'] . '/' . $item,
 499                                         'source_name'  => $postarray['author-name'],
 500                                         'source_link'  => $postarray['author-link'],
 501                                         'source_photo' => $postarray['author-avatar'],
 502                                         'verb'         => ACTIVITY_POST,
 503                                         'otype'        => 'item',
 504                                         'parent'       => $conv_parent,
 505                         );
 506
 507                         notification($notifyarr);
 508
 509                         // only send one notification
 510                         break;
 511                 }
 512         }
 513 }
 514
 515 function fbsync_createlike($a, $uid, $self_id, $self, $contacts, $like) {
 516
 517         $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 518                                 dbesc("fb::".$like->post_id),
 519                                 intval($uid)
 520                 );
 521
 522         if (count($r))
 523                 $orig_post = $r[0];
 524         else
 525                 return;
 526
 527         // If we posted the like locally, it will be found with our url, not the FB url.
 528
 529         $second_url = (($like->user_id == $self_id) ? $self[0]["url"] : $contacts[$like->user_id]->url);
 530
 531         $r = q("SELECT * FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `verb` = '%s'
 532                 AND (`author-link` = '%s' OR `author-link` = '%s') LIMIT 1",
 533                 dbesc($orig_post["uri"]),
 534                 intval($uid),
 535                 dbesc(ACTIVITY_LIKE),
 536                 dbesc($contacts[$like->user_id]->url),
 537                 dbesc($second_url)
 538         );
 539
 540         if (count($r))
 541                 return;
 542
 543         $contact_id = fbsync_fetch_contact($uid, $contacts[$like->user_id], array(), false);
 544
 545         if ($contact_id <= 0)
 546                 $contact_id = $self[0]["id"];
 547
 548         $likedata = array();
 549         $likedata['parent'] = $orig_post['id'];
 550         $likedata['verb'] = ACTIVITY_LIKE;
 551         $likedata['gravity'] = 3;
 552         $likedata['uid'] = $uid;
 553         $likedata['wall'] = 0;
 554         $likedata['uri'] = item_new_uri($a->get_baseurl(), $uid);
 555         $likedata['parent-uri'] = $orig_post["uri"];
 556         $likedata['app'] = "Facebook";
 557         $likedata['verb'] = ACTIVITY_LIKE;
 558
 559         if ($like->user_id != $self_id) {
 560                 $likedata['contact-id'] = $contact_id;
 561                 $likedata['author-name'] = $contacts[$like->user_id]->name;
 562                 $likedata['author-link'] = $contacts[$like->user_id]->url;
 563                 $likedata['author-avatar'] = $contacts[$like->user_id]->pic_square;
 564         } else {
 565                 $likedata['contact-id'] = $self[0]["id"];
 566                 $likedata['author-name'] = $self[0]["name"];
 567                 $likedata['author-link'] = $self[0]["url"];
 568                 $likedata['author-avatar'] = $self[0]["photo"];
 569         }
 570
 571         $author  = '[url=' . $likedata['author-link'] . ']' . $likedata['author-name'] . '[/url]';
 572
 573         $objauthor =  '[url=' . $orig_post['author-link'] . ']' . $orig_post['author-name'] . '[/url]';
 574         $post_type = t('status');
 575
 576         $plink = '[url=' . $orig_post['plink'] . ']' . $post_type . '[/url]';
 577         $likedata['object-type'] = ACTIVITY_OBJ_NOTE;
 578
 579         $likedata['body'] = sprintf( t('%1$s likes %2$s\'s %3$s'), $author, $objauthor, $plink);
 580
 581         $likedata['object'] = '<object><type>' . ACTIVITY_OBJ_NOTE . '</type><local>1</local>' .
 582                 '<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>';
 583
 584
 585         $r = q("SELECT * FROM `item` WHERE `parent-uri` = '%s' AND `author-link` = '%s' AND `verb` = '%s' AND `uid` = %d LIMIT 1",
 586                                 dbesc($likedata['parent-uri']),
 587                                 dbesc($likedata['author-link']),
 588                                 dbesc(ACTIVITY_LIKE),
 589                                 intval($uid)
 590                 );
 591
 592         if (count($r))
 593                 return;
 594
 595         $item = item_store($likedata);
 596         logger('fbsync_createlike: liked item '.$item.'. User '.$self[0]["nick"], LOGGER_DEBUG);
 597 }
 598
 599 function fbsync_fetch_contact($uid, $contact, $create_user) {
 600
 601         $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 602                 intval($uid), dbesc("facebook::".$contact->id));
 603
 604         if(!count($r) AND !$create_user)
 605                 return(0);
 606
 607         if (count($r) AND ($r[0]["readonly"] OR $r[0]["blocked"])) {
 608                 logger("fbsync_fetch_contact: Contact '".$r[0]["nick"]."' is blocked or readonly.", LOGGER_DEBUG);
 609                 return(-1);
 610         }
 611
 612         $avatarpicture = $contact->pic_square;
 613
 614         if(!count($r)) {
 615                 // create contact record
 616                 q("INSERT INTO `contact` (`uid`, `created`, `url`, `nurl`, `addr`, `alias`, `notify`, `poll`,
 617                                         `name`, `nick`, `photo`, `network`, `rel`, `priority`,
 618                                         `writable`, `blocked`, `readonly`, `pending`)
 619                                         VALUES (%d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, %d, 0, 0, 0)",
 620                         intval($uid),
 621                         dbesc(datetime_convert()),
 622                         dbesc($contact->url),
 623                         dbesc(normalise_link($contact->url)),
 624                         dbesc($contact->username."@facebook.com"),
 625                         dbesc("facebook::".$contact->id),
 626                         dbesc(''),
 627                         dbesc("facebook::".$contact->id),
 628                         dbesc($contact->name),
 629                         dbesc($contact->username),
 630                         dbesc($avatarpicture),
 631                         dbesc(NETWORK_FACEBOOK),
 632                         intval(CONTACT_IS_FRIEND),
 633                         intval(1),
 634                         intval(1)
 635                 );
 636
 637                 $r = q("SELECT * FROM `contact` WHERE `alias` = '%s' AND `uid` = %d LIMIT 1",
 638                         dbesc("facebook::".$contact->id),
 639                         intval($uid)
 640                         );
 641
 642                 if(! count($r))
 643                         return(false);
 644
 645                 $contact_id  = $r[0]['id'];
 646
 647                 $g = q("SELECT def_gid FROM user WHERE uid = %d LIMIT 1",
 648                         intval($uid)
 649                 );
 650
 651                 if($g && intval($g[0]['def_gid'])) {
 652                         require_once('include/group.php');
 653                         group_add_member($uid,'',$contact_id,$g[0]['def_gid']);
 654                 }
 655
 656                 require_once("Photo.php");
 657
 658                 $photos = import_profile_photo($avatarpicture,$uid,$contact_id);
 659
 660                 q("UPDATE `contact` SET `photo` = '%s',
 661                                         `thumb` = '%s',
 662                                         `micro` = '%s',
 663                                         `name-date` = '%s',
 664                                         `uri-date` = '%s',
 665                                         `avatar-date` = '%s'
 666                                 WHERE `id` = %d",
 667                         dbesc($photos[0]),
 668                         dbesc($photos[1]),
 669                         dbesc($photos[2]),
 670                         dbesc(datetime_convert()),
 671                         dbesc(datetime_convert()),
 672                         dbesc(datetime_convert()),
 673                         intval($contact_id)
 674                 );
 675         } else {
 676                 // update profile photos once every 12 hours as we have no notification of when they change.
 677                 $update_photo = ($r[0]['avatar-date'] < datetime_convert('','','now -12 hours'));
 678
 679                 // check that we have all the photos, this has been known to fail on occasion
 680                 if((! $r[0]['photo']) || (! $r[0]['thumb']) || (! $r[0]['micro']) || ($update_photo)) {
 681
 682                         logger("fbsync_fetch_contact: Updating contact ".$contact->username, LOGGER_DEBUG);
 683
 684                         require_once("Photo.php");
 685
 686                         $photos = import_profile_photo($avatarpicture, $uid, $r[0]['id']);
 687
 688                         q("UPDATE `contact` SET `photo` = '%s',
 689                                                 `thumb` = '%s',
 690                                                 `micro` = '%s',
 691                                                 `name-date` = '%s',
 692                                                 `uri-date` = '%s',
 693                                                 `avatar-date` = '%s',
 694                                                 `url` = '%s',
 695                                                 `nurl` = '%s',
 696                                                 `addr` = '%s',
 697                                                 `name` = '%s',
 698                                                 `nick` = '%s'
 699                                         WHERE `id` = %d",
 700                                 dbesc($photos[0]),
 701                                 dbesc($photos[1]),
 702                                 dbesc($photos[2]),
 703                                 dbesc(datetime_convert()),
 704                                 dbesc(datetime_convert()),
 705                                 dbesc(datetime_convert()),
 706                                 dbesc($contact->url),
 707                                 dbesc(normalise_link($contact->url)),
 708                                 dbesc($contact->username."@facebook.com"),
 709                                 dbesc($contact->name),
 710                                 dbesc($contact->username),
 711                                 intval($r[0]['id'])
 712                         );
 713                 }
 714         }
 715         return($r[0]["id"]);
 716 }
 717
 718 function fbsync_get_self($uid) {
 719         $access_token = get_pconfig($uid,'facebook','access_token');
 720         if(! $access_token)
 721                 return;
 722         $s = fetch_url('https://graph.facebook.com/me/?access_token=' . $access_token);
 723         if($s) {
 724                 $j = json_decode($s);
 725                 set_pconfig($uid,'fbsync','self_id',(string) $j->id);
 726         }
 727 }
 728
 729 function fbsync_convertmsg($a, $body) {
 730         $str_tags = '';
 731
 732         $tags = get_tags($body);
 733
 734         if(count($tags)) {
 735                 foreach($tags as $tag) {
 736                         if (strstr(trim($tag), " "))
 737                                 continue;
 738
 739                         if(strpos($tag,'#') === 0) {
 740                                 if(strpos($tag,'[url='))
 741                                         continue;
 742
 743                                 // don't link tags that are already embedded in links
 744
 745                                 if(preg_match('/\[(.*?)' . preg_quote($tag,'/') . '(.*?)\]/',$body))
 746                                         continue;
 747                                 if(preg_match('/\[(.*?)\]\((.*?)' . preg_quote($tag,'/') . '(.*?)\)/',$body))
 748                                         continue;
 749
 750                                 $basetag = str_replace('_',' ',substr($tag,1));
 751                                 $body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
 752                                 if(strlen($str_tags))
 753                                         $str_tags .= ',';
 754                                 $str_tags .= '#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
 755                                 continue;
 756                         } elseif(strpos($tag,'@') === 0) {
 757                                 $basetag = substr($tag,1);
 758                                 $body = str_replace($tag,'@[url=https://twitter.com/' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
 759                         }
 760
 761                 }
 762         }
 763
 764         $cnt = preg_match_all('/@\[url=(.*?)\[\/url\]/ism',$body,$matches,PREG_SET_ORDER);
 765         if($cnt) {
 766                 foreach($matches as $mtch) {
 767                         if(strlen($str_tags))
 768                                 $str_tags .= ',';
 769                         $str_tags .= '@[url=' . $mtch[1] . '[/url]';
 770                 }
 771         }
 772
 773         return(array("body"=>$body, "tags"=>$str_tags));
 774
 775 }
 776
 777 function fbsync_fetchuser($a, $uid, $id) {
 778         $access_token = get_pconfig($uid,'facebook','access_token');
 779         $self_id = get_pconfig($uid,'fbsync','self_id');
 780
 781         $user = array();
 782
 783         $contact = q("SELECT `id`, `name`, `url`, `photo`  FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 784                 intval($uid), dbesc("facebook::".$id));
 785
 786         if (count($contact)) {
 787                 $user["contact-id"] = $contact[0]["id"];
 788                 $user["name"] = $contact[0]["name"];
 789                 $user["link"] = $contact[0]["url"];
 790                 $user["avatar"] = $contact[0]["photo"];
 791
 792                 return($user);
 793         }
 794
 795         $own_contact = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 796                 intval($uid), dbesc("facebook::".$self_id));
 797
 798         if (!count($own_contact))
 799                 return($user);
 800
 801         $fql = "SELECT name, url, pic_square FROM profile WHERE id = ".$id;
 802
 803         $url = "https://graph.facebook.com/fql?q=".urlencode($fql)."&access_token=".$access_token;
 804
 805         $feed = fetch_url($url);
 806         $data = json_decode($feed);
 807
 808         if (is_array($data->data)) {
 809                 $user["contact-id"] = $own_contact[0]["id"];
 810                 $user["name"] = $data->data[0]->name;
 811                 $user["link"] = $data->data[0]->url;
 812                 $user["avatar"] = $data->data[0]->pic_square;
 813         }
 814         return($user);
 815 }
 816
 817 function fbsync_fetchfeed($a, $uid) {
 818         $access_token = get_pconfig($uid,'facebook','access_token');
 819         $last_updated = get_pconfig($uid,'fbsync','last_updated');
 820         $self_id = get_pconfig($uid,'fbsync','self_id');
 821
 822         $create_user = get_pconfig($uid, 'fbsync', 'create_user');
 823         $do_likes = get_config('fbsync', 'do_likes');
 824
 825         $self = q("SELECT * FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1",
 826                 intval($uid)
 827         );
 828
 829         $user = q("SELECT * FROM `user` WHERE `uid` = %d AND `account_expired` = 0 LIMIT 1",
 830                 intval($uid)
 831         );
 832         if(! count($user))
 833                 return;
 834
 835         require_once('include/items.php');
 836
 837         if ($last_updated == "")
 838                 $last_updated = 0;
 839
 840         logger("fbsync_fetchfeed: fetching content for user ".$self_id);
 841
 842         $fql = array(
 843                 "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 > $last_updated ORDER BY updated_time DESC LIMIT 500",
 844                 "comments" => "SELECT app_id, attachment, post_id, id, likes, fromid, time, text, text_tags, user_likes, likes FROM comment WHERE post_id IN (SELECT post_id FROM #posts) ORDER BY time DESC LIMIT 500",
 845                 "profiles" => "SELECT id, name, username, url, pic_square FROM profile WHERE id IN (SELECT actor_id FROM #posts) OR id IN (SELECT fromid FROM #comments) OR id IN (SELECT source_id FROM #posts) LIMIT 500",
 846                 "applications" => "SELECT app_id, display_name FROM application WHERE app_id IN (SELECT app_id FROM #posts) OR app_id IN (SELECT app_id FROM #comments) LIMIT 500",
 847                 "avatars" => "SELECT id, real_size, size, url FROM square_profile_pic WHERE id IN (SELECT id FROM #profiles) AND size = 256 LIMIT 500");
 848
 849         if ($do_likes) {
 850                 $fql["likes"] = "SELECT post_id, user_id FROM like WHERE post_id IN (SELECT post_id FROM #posts)";
 851                 $fql["profiles"] .= " OR id IN (SELECT user_id FROM #likes)";
 852         }
 853
 854         $url = "https://graph.facebook.com/fql?q=".urlencode(json_encode($fql))."&access_token=".$access_token;
 855
 856         $feed = fetch_url($url);
 857
 858         $data = json_decode($feed);
 859
 860         if (!is_array($data->data)) {
 861                 logger("fbsync_fetchfeed: Error fetching data for user ".$uid.": ".print_r($data, true));
 862                 return;
 863         }
 864
 865         $posts = array();
 866         $comments = array();
 867         $likes = array();
 868         $profiles = array();
 869         $applications = array();
 870         $avatars = array();
 871
 872         foreach($data->data AS $query) {
 873                 switch ($query->name) {
 874                         case "posts":
 875                                 $posts = array_reverse($query->fql_result_set);
 876                                 break;
 877                         case "comments":
 878                                 $comments = $query->fql_result_set;
 879                                 break;
 880                         case "likes":
 881                                 $likes = $query->fql_result_set;
 882                                 break;
 883                         case "profiles":
 884                                 $profiles = $query->fql_result_set;
 885                                 break;
 886                         case "applications":
 887                                 $applications = $query->fql_result_set;
 888                                 break;
 889                         case "avatars":
 890                                 $avatars = $query->fql_result_set;
 891                                 break;
 892                 }
 893         }
 894
 895         $square_avatars = array();
 896         $contacts = array();
 897         $application_data = array();
 898         $post_data = array();
 899         $comment_data = array();
 900
 901         foreach ($avatars AS $avatar) {
 902                 $avatar->id = number_format($avatar->id, 0, '', '');
 903                 $square_avatars[$avatar->id] = $avatar;
 904         }
 905         unset($avatars);
 906
 907         foreach ($profiles AS $profile) {
 908                 $profile->id = number_format($profile->id, 0, '', '');
 909
 910                 if ($square_avatars[$profile->id]->url != "")
 911                         $profile->pic_square = $square_avatars[$profile->id]->url;
 912
 913                 $contacts[$profile->id] = $profile;
 914         }
 915         unset($profiles);
 916         unset($square_avatars);
 917
 918         foreach ($applications AS $application) {
 919                 $application->app_id = number_format($application->app_id, 0, '', '');
 920                 $application_data[$application->app_id] = $application;
 921         }
 922         unset($applications);
 923
 924         foreach ($posts AS $post) {
 925                 $post->actor_id = number_format($post->actor_id, 0, '', '');
 926                 $post->source_id = number_format($post->source_id, 0, '', '');
 927                 $post->app_id = number_format($post->app_id, 0, '', '');
 928                 $post_data[$post->post_id] = $post;
 929         }
 930         unset($posts);
 931
 932         foreach($comments AS $comment) {
 933                 $comment->fromid = number_format($comment->fromid, 0, '', '');
 934                 $comment_data[$comment->id] = $comment;
 935         }
 936         unset($comments);
 937
 938         foreach ($post_data AS $post) {
 939                 if ($post->updated_time > $last_updated)
 940                         $last_updated = $post->updated_time;
 941
 942                 fbsync_createpost($a, $uid, $self, $contacts, $application_data, $post, $create_user);
 943         }
 944
 945         foreach ($comment_data AS $comment) {
 946                 fbsync_createcomment($a, $uid, $self_id, $self, $user, $contacts, $application_data, $comment);
 947         }
 948
 949         foreach($likes AS $like) {
 950                 $like->user_id = number_format($like->user_id, 0, '', '');
 951
 952                 fbsync_createlike($a, $uid, $self_id, $self, $contacts, $like);
 953         }
 954
 955         set_pconfig($uid,'fbsync','last_updated', $last_updated);
 956 }
 957 ?>