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