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') . '</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') . '</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, $rr['uid']);
 177                 }
 178         }
 179
 180         logger('fbsync_cron: cron_end');
 181
 182         set_config('fbsync','last_poll', time());
 183 }
 184
 185 function fbsync_createpost($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         $postarray['network'] =  dbesc(NETWORK_FACEBOOK);
 204
 205         $postarray['uri'] = "fb::".$post->post_id;
 206         $postarray['thr-parent'] = $postarray['uri'];
 207         $postarray['parent-uri'] = $postarray['uri'];
 208         $postarray['plink'] = $post->permalink;
 209
 210         $postarray['author-name'] = $contacts[$post->actor_id]->name;
 211         $postarray['author-link'] = $contacts[$post->actor_id]->url;
 212         $postarray['author-avatar'] = $contacts[$post->actor_id]->pic_square;
 213
 214         $postarray['owner-name'] = $contacts[$post->source_id]->name;
 215         $postarray['owner-link'] = $contacts[$post->source_id]->url;
 216         $postarray['owner-avatar'] = $contacts[$post->source_id]->pic_square;
 217
 218         $contact_id = 0;
 219
 220         if (($post->parent_post_id != "") AND ($post->actor_id == $post->source_id)) {
 221                 $pos = strpos($post->parent_post_id, "_");
 222
 223                 if ($pos != 0) {
 224                         $user_id = substr($post->parent_post_id, 0, $pos);
 225
 226                         $userdata = fbsync_fetchuser($a, $uid, $user_id);
 227
 228                         $contact_id = $userdata["contact-id"];
 229
 230                         $postarray['contact-id'] = $contact_id;
 231
 232                         if (array_key_exists("name", $userdata) AND ($userdata["name"] != "") AND !link_compare($userdata["link"], $postarray['author-link'])) {
 233                                 $postarray['owner-name'] = $userdata["name"];
 234                                 $postarray['owner-link'] = $userdata["link"];
 235                                 $postarray['owner-avatar'] = $userdata["avatar"];
 236
 237                                 if (!intval(get_config('system','wall-to-wall_share'))) {
 238
 239                                         $prebody = "[share author='".$postarray['author-name'].
 240                                                 "' profile='".$postarray['author-link'].
 241                                                 "' avatar='".$postarray['author-avatar']."']";
 242
 243                                         $postarray['author-name'] = $postarray['owner-name'];
 244                                         $postarray['author-link'] = $postarray['owner-link'];
 245                                         $postarray['author-avatar'] = $postarray['owner-avatar'];
 246                                 }
 247                         }
 248                 }
 249         }
 250
 251         if ($contact_id <= 0) {
 252                 $contact_id = fbsync_fetch_contact($uid, $contacts[$post->source_id], $create_user);
 253
 254                 if ($contact_id == -1) {
 255                         logger('fbsync_createpost: Contact is blocked. Post not imported '.print_r($post, true), LOGGER_DEBUG);
 256                         return;
 257                 } elseif (($contact_id <= 0) AND !$create_user) {
 258                         logger('fbsync_createpost: No matching contact found. Post not imported '.print_r($post, true), LOGGER_DEBUG);
 259                         return;
 260                 } elseif ($contact_id == 0) {
 261                         // This case should never happen
 262                         logger('fbsync_createpost: No matching contact found. Using own id. (Should never happen) '.print_r($post, true), LOGGER_DEBUG);
 263                         $contact_id = $self[0]["id"];
 264                 }
 265
 266                 $postarray['contact-id'] = $contact_id;
 267         }
 268
 269         $postarray["body"] = (isset($post->message) ? escape_tags($post->message) : '');
 270
 271         $msgdata = fbsync_convertmsg($a, $postarray["body"]);
 272
 273         $postarray["body"] = $msgdata["body"];
 274         $postarray["tag"] = $msgdata["tags"];
 275
 276         $content = "";
 277         $type = "";
 278
 279         if (isset($post->attachment->name) and isset($post->attachment->href)) {
 280                 $oembed_data = oembed_fetch_url($post->attachment->href);
 281                 $type = $oembed_data->type;
 282                 $content = "[bookmark=".$post->attachment->href."]".$post->attachment->name."[/bookmark]";
 283         } elseif (isset($post->attachment->name) AND ($post->attachment->name != ""))
 284                 $content = "[b]" . $post->attachment->name."[/b]";
 285
 286         $quote = "";
 287         if(isset($post->attachment->description) and ($post->attachment->fb_object_type != "photo"))
 288                 $quote = $post->attachment->description;
 289
 290         if(isset($post->attachment->caption) and ($post->attachment->fb_object_type == "photo"))
 291                 $quote = $post->attachment->caption;
 292
 293         if ($quote.$post->attachment->href.$content.$postarray["body"] == "")
 294                 return;
 295
 296         if (isset($post->attachment->media) // AND !strstr($post->attachment->href, "://www.youtube.com/")
 297                 //AND !strstr($post->attachment->href, "://youtu.be/")
 298                 //AND !strstr($post->attachment->href, ".vimeo.com/"))
 299                 AND (($type == "") OR ($type == "link"))) {
 300                 foreach ($post->attachment->media AS $media) {
 301                         //$media->photo->owner = number_format($media->photo->owner, 0, '', '');
 302                         //if ($media->photo->owner != '') {
 303                         //      $postarray['author-name'] = $contacts[$media->photo->owner]->name;
 304                         //      $postarray['author-link'] = $contacts[$media->photo->owner]->url;
 305                         //      $postarray['author-avatar'] = $contacts[$media->photo->owner]->pic_square;
 306                         //}
 307
 308                         if (isset($media->type))
 309                                 $type = $media->type;
 310
 311                         if(isset($media->src) && isset($media->href) AND ($media->src != "") AND ($media->href != ""))
 312                                 $content .= "\n".'[url='.$media->href.'][img]'.fpost_cleanpicture($media->src).'[/img][/url]';
 313                         else {
 314                                 if (isset($media->src) AND ($media->src != ""))
 315                                         $content .= "\n".'[img]'.fpost_cleanpicture($media->src).'[/img]';
 316
 317                                 // if just a link, it may be a wall photo - check
 318                                 if(isset($post->link))
 319                                         $content .= fbpost_get_photo($media->href);
 320                         }
 321                 }
 322         }
 323
 324         if ($content)
 325                 $postarray["body"] .= "\n";
 326
 327         if ($type)
 328                 $postarray["body"] .= "[class=type-".$type."]";
 329
 330         if ($content)
 331                 $postarray["body"] .= trim($content);
 332
 333         if ($quote)
 334                 $postarray["body"] .= "\n[quote]".trim($quote)."[/quote]";
 335
 336         if ($type)
 337                 $postarray["body"] .= "[/class]";
 338
 339         $postarray["body"] = trim($postarray["body"]);
 340
 341         if (trim($postarray["body"]) == "")
 342                 return;
 343
 344         if ($prebody != "")
 345                 $postarray["body"] = $prebody.$postarray["body"]."[/share]";
 346
 347         $postarray['created'] = datetime_convert('UTC','UTC',date("c", $post->created_time));
 348         $postarray['edited'] = datetime_convert('UTC','UTC',date("c", $post->updated_time));
 349
 350         $postarray['app'] = $applications[$post->app_id]->display_name;
 351
 352         if ($postarray['app'] == "")
 353                 $postarray['app'] = "Facebook";
 354
 355         if(isset($post->privacy) && $post->privacy->value !== '') {
 356                 $postarray['private'] = 1;
 357                 $postarray['allow_cid'] = '<' . $self[0]['id'] . '>';
 358         }
 359
 360         /*
 361         $postarray["location"] = $post->place->name;
 362         postarray["coord"] = $post->geo->coordinates[0]." ".$post->geo->coordinates[1];
 363         */
 364
 365         //$types = array(46, 80, 237, 247, 308);
 366         //if (!in_array($post->type, $types))
 367         //      $postarray["body"] = "Type: ".$post->type."\n".$postarray["body"];
 368         //print_r($post);
 369         //print_r($postarray);
 370
 371         $item = item_store($postarray);
 372         logger('fbsync_createpost: User '.$self[0]["nick"].' posted feed item '.$item, LOGGER_DEBUG);
 373 }
 374
 375 function fbsync_createcomment($a, $uid, $self_id, $self, $user, $contacts, $applications, $comment) {
 376
 377         // check if it was already imported
 378         $r = q("SELECT `uri` FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
 379                 intval($uid),
 380                 dbesc('fb::'.$comment->id)
 381         );
 382         if(count($r))
 383                 return;
 384
 385         // check if it was an own post (separate posting for performance reasons)
 386         $r = q("SELECT `uri` FROM `item` WHERE `uid` = %d AND `extid` = '%s' LIMIT 1",
 387                 intval($uid),
 388                 dbesc('fb::'.$comment->id)
 389         );
 390         if(count($r))
 391                 return;
 392
 393         $parent_uri = "";
 394         $parent_contact = 0;
 395         $parent_nick = "";
 396
 397         // Fetch the parent uri (Checking if the parent exists)
 398         $r = q("SELECT `uri`, `contact-id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
 399                 intval($uid),
 400                 dbesc('fb::'.$comment->post_id)
 401         );
 402         if(count($r)) {
 403                 $parent_uri = $r[0]["uri"];
 404                 $parent_contact = $r[0]["contact-id"];
 405         }
 406
 407         // check if it is a reply to an own post (separate posting for performance reasons)
 408         $r = q("SELECT `uri`, `contact-id` FROM `item` WHERE `uid` = %d AND `extid` = '%s' LIMIT 1",
 409                 intval($uid),
 410                 dbesc('fb::'.$comment->post_id)
 411         );
 412         if(count($r)) {
 413                 $parent_uri = $r[0]["uri"];
 414                 $parent_contact = $r[0]["contact-id"];
 415         }
 416
 417         // No parent? Then quit
 418         if ($parent_uri == "")
 419                 return;
 420
 421         //logger("fbsync_createcomment: Checking if parent contact is blocked: ".$parent_contact." - ".$parent_uri, LOGGER_DEBUG);
 422
 423         // Check if the contact id was blocked
 424         if ($parent_contact > 0) {
 425                 $r = q("SELECT `blocked`, `readonly`, `nick` FROM `contact` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 426                         intval($uid), intval($parent_contact));
 427
 428                 // Should only happen if someone deleted the contact manually
 429                 if(!count($r)) {
 430                         logger("fbsync_createcomment: UID ".$uid." - Contact ".$parent_contact." doesn't seem to exist.", LOGGER_DEBUG);
 431                         return;
 432                 }
 433
 434                 // Is blocked? Then return
 435                 if ($r[0]["readonly"] OR $r[0]["blocked"]) {
 436                         logger("fbsync_createcomment: UID ".$uid." - Contact '".$r[0]["nick"]."' is blocked or readonly.", LOGGER_DEBUG);
 437                         return;
 438                 }
 439
 440                 $parent_nick = $r[0]["nick"];
 441                 logger("fbsync_createcomment: UID ".$uid." - Contact '".$r[0]["nick"]."' isn't blocked. ".print_r($r, true), LOGGER_DEBUG);
 442         }
 443
 444         $postarray = array();
 445         $postarray['gravity'] = 0;
 446         $postarray['uid'] = $uid;
 447         $postarray['wall'] = 0;
 448
 449         $postarray['verb'] = ACTIVITY_POST;
 450         $postarray['network'] =  dbesc(NETWORK_FACEBOOK);
 451
 452         $postarray['uri'] = "fb::".$comment->id;
 453         $postarray['thr-parent'] = $parent_uri;
 454         $postarray['parent-uri'] = $parent_uri;
 455         //$postarray['plink'] = $comment->permalink;
 456
 457         $contact_id = fbsync_fetch_contact($uid, $contacts[$comment->fromid], array(), false);
 458
 459         $contact_nick = $contacts[$comment->fromid]->name;
 460
 461         if ($contact_id == -1) {
 462                 logger('fbsync_createcomment: Contact was blocked. Comment not imported '.print_r($comment, true), LOGGER_DEBUG);
 463                 return;
 464         }
 465
 466         // If no contact was found, take it from the thread owner
 467         if ($contact_id <= 0) {
 468                 $contact_id = $parent_contact;
 469                 $contact_nick = $parent_nick;
 470         }
 471
 472         // This case here should never happen
 473         if ($contact_id <= 0) {
 474                 $contact_id = $self[0]["id"];
 475                 $contact_nick = $self[0]["nick"];
 476         }
 477
 478         if ($comment->fromid != $self_id) {
 479                 $postarray['contact-id'] = $contact_id;
 480                 $postarray['owner-name'] = $contacts[$comment->fromid]->name;
 481                 $postarray['owner-link'] = $contacts[$comment->fromid]->url;
 482                 $postarray['owner-avatar'] = $contacts[$comment->fromid]->pic_square;
 483         } else {
 484                 $postarray['contact-id'] = $self[0]["id"];
 485                 $postarray['owner-name'] = $self[0]["name"];
 486                 $postarray['owner-link'] = $self[0]["url"];
 487                 $postarray['owner-avatar'] = $self[0]["photo"];
 488                 $contact_nick = $self[0]["nick"];
 489         }
 490
 491         $postarray['author-name'] = $postarray['owner-name'];
 492         $postarray['author-link'] = $postarray['owner-link'];
 493         $postarray['author-avatar'] = $postarray['owner-avatar'];
 494
 495         $msgdata = fbsync_convertmsg($a, $comment->text);
 496
 497         $postarray["body"] = $msgdata["body"];
 498         $postarray["tag"] = $msgdata["tags"];
 499
 500         $postarray['created'] = datetime_convert('UTC','UTC',date("c", $comment->time));
 501         $postarray['edited'] = datetime_convert('UTC','UTC',date("c", $comment->time));
 502
 503         $postarray['app'] = $applications[$comment->app_id]->display_name;
 504
 505         if ($postarray['app'] == "")
 506                 $postarray['app'] = "Facebook";
 507
 508         if (trim($postarray["body"]) == "")
 509                 return;
 510
 511         $item = item_store($postarray);
 512         logger('fbsync_createcomment: UID '.$uid.' - CID '.$postarray['contact-id'].' - Nick '.$contact_nick.' posted comment '.$item, LOGGER_DEBUG);
 513
 514         if ($item == 0)
 515                 return;
 516
 517         $myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 AND `deleted` = 0",
 518                 dbesc($postarray['parent-uri']),
 519                 intval($uid)
 520         );
 521
 522         if(count($myconv)) {
 523                 $importer_url = $a->get_baseurl() . '/profile/' . $user[0]['nickname'];
 524
 525                 $own_contact = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 526                         intval($uid), dbesc("facebook::".$self_id));
 527
 528                 if (!count($own_contact))
 529                         return;
 530
 531                 foreach($myconv as $conv) {
 532
 533                         // now if we find a match, it means we're in this conversation
 534                         if(!link_compare($conv['author-link'],$importer_url) AND !link_compare($conv['author-link'],$own_contact[0]["url"]))
 535                                 continue;
 536
 537                         require_once('include/enotify.php');
 538
 539                         $conv_parent = $conv['parent'];
 540
 541                         $notifyarr = array(
 542                                         'type'         => NOTIFY_COMMENT,
 543                                         'notify_flags' => $user[0]['notify-flags'],
 544                                         'language'     => $user[0]['language'],
 545                                         'to_name'      => $user[0]['username'],
 546                                         'to_email'     => $user[0]['email'],
 547                                         'uid'          => $user[0]['uid'],
 548                                         'item'         => $postarray,
 549                                         'link'             => $a->get_baseurl() . '/display/' . $user[0]['nickname'] . '/' . $item,
 550                                         'source_name'  => $postarray['author-name'],
 551                                         'source_link'  => $postarray['author-link'],
 552                                         'source_photo' => $postarray['author-avatar'],
 553                                         'verb'         => ACTIVITY_POST,
 554                                         'otype'        => 'item',
 555                                         'parent'       => $conv_parent,
 556                         );
 557
 558                         notification($notifyarr);
 559
 560                         // only send one notification
 561                         break;
 562                 }
 563         }
 564 }
 565
 566 function fbsync_createlike($a, $uid, $self_id, $self, $contacts, $like) {
 567
 568         $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 569                                 dbesc("fb::".$like->post_id),
 570                                 intval($uid)
 571                 );
 572
 573         if (count($r))
 574                 $orig_post = $r[0];
 575         else
 576                 return;
 577
 578         // If we posted the like locally, it will be found with our url, not the FB url.
 579
 580         $second_url = (($like->user_id == $self_id) ? $self[0]["url"] : $contacts[$like->user_id]->url);
 581
 582         $r = q("SELECT * FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `verb` = '%s'
 583                 AND (`author-link` = '%s' OR `author-link` = '%s') LIMIT 1",
 584                 dbesc($orig_post["uri"]),
 585                 intval($uid),
 586                 dbesc(ACTIVITY_LIKE),
 587                 dbesc($contacts[$like->user_id]->url),
 588                 dbesc($second_url)
 589         );
 590
 591         if (count($r))
 592                 return;
 593
 594         $contact_id = fbsync_fetch_contact($uid, $contacts[$like->user_id], array(), false);
 595
 596         if ($contact_id <= 0)
 597                 $contact_id = $self[0]["id"];
 598
 599         $likedata = array();
 600         $likedata['parent'] = $orig_post['id'];
 601         $likedata['verb'] = ACTIVITY_LIKE;
 602         $likedate['network'] =  dbesc(NETWORK_FACEBOOK);
 603         $likedata['gravity'] = 3;
 604         $likedata['uid'] = $uid;
 605         $likedata['wall'] = 0;
 606         $likedata['uri'] = item_new_uri($a->get_baseurl(), $uid);
 607         $likedata['parent-uri'] = $orig_post["uri"];
 608         $likedata['app'] = "Facebook";
 609
 610         if ($like->user_id != $self_id) {
 611                 $likedata['contact-id'] = $contact_id;
 612                 $likedata['author-name'] = $contacts[$like->user_id]->name;
 613                 $likedata['author-link'] = $contacts[$like->user_id]->url;
 614                 $likedata['author-avatar'] = $contacts[$like->user_id]->pic_square;
 615         } else {
 616                 $likedata['contact-id'] = $self[0]["id"];
 617                 $likedata['author-name'] = $self[0]["name"];
 618                 $likedata['author-link'] = $self[0]["url"];
 619                 $likedata['author-avatar'] = $self[0]["photo"];
 620         }
 621
 622         $author  = '[url=' . $likedata['author-link'] . ']' . $likedata['author-name'] . '[/url]';
 623
 624         $objauthor =  '[url=' . $orig_post['author-link'] . ']' . $orig_post['author-name'] . '[/url]';
 625         $post_type = t('status');
 626
 627         $plink = '[url=' . $orig_post['plink'] . ']' . $post_type . '[/url]';
 628         $likedata['object-type'] = ACTIVITY_OBJ_NOTE;
 629
 630         $likedata['body'] = sprintf( t('%1$s likes %2$s\'s %3$s'), $author, $objauthor, $plink);
 631
 632         $likedata['object'] = '<object><type>' . ACTIVITY_OBJ_NOTE . '</type><local>1</local>' .
 633                 '<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>';
 634
 635
 636         $r = q("SELECT * FROM `item` WHERE `parent-uri` = '%s' AND `author-link` = '%s' AND `verb` = '%s' AND `uid` = %d LIMIT 1",
 637                                 dbesc($likedata['parent-uri']),
 638                                 dbesc($likedata['author-link']),
 639                                 dbesc(ACTIVITY_LIKE),
 640                                 intval($uid)
 641                 );
 642
 643         if (count($r))
 644                 return;
 645
 646         $item = item_store($likedata);
 647         logger('fbsync_createlike: liked item '.$item.'. User '.$self[0]["nick"], LOGGER_DEBUG);
 648 }
 649
 650 function fbsync_fetch_contact($uid, $contact, $create_user) {
 651
 652         // Check if the unique contact is existing
 653         // To-Do: only update once a while
 654         $r = q("SELECT id FROM unique_contacts WHERE url='%s' LIMIT 1",
 655                 dbesc(normalise_link($contact->url)));
 656
 657         if (count($r) == 0)
 658                 q("INSERT INTO unique_contacts (url, name, nick, avatar) VALUES ('%s', '%s', '%s', '%s')",
 659                         dbesc(normalise_link($contact->url)),
 660                         dbesc($contact->name),
 661                         dbesc($contact->username),
 662                         dbesc($contact->pic_square));
 663         else
 664                 q("UPDATE unique_contacts SET name = '%s', nick = '%s', avatar = '%s' WHERE url = '%s'",
 665                         dbesc($contact->name),
 666                         dbesc($contact->username),
 667                         dbesc($contact->pic_square),
 668                         dbesc(normalise_link($contact->url)));
 669
 670         $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 671                 intval($uid), dbesc("facebook::".$contact->id));
 672
 673         if(!count($r) AND !$create_user)
 674                 return(0);
 675
 676         if (count($r) AND ($r[0]["readonly"] OR $r[0]["blocked"])) {
 677                 logger("fbsync_fetch_contact: Contact '".$r[0]["nick"]."' is blocked or readonly.", LOGGER_DEBUG);
 678                 return(-1);
 679         }
 680
 681         $avatarpicture = $contact->pic_square;
 682
 683         if(!count($r)) {
 684                 // create contact record
 685                 q("INSERT INTO `contact` (`uid`, `created`, `url`, `nurl`, `addr`, `alias`, `notify`, `poll`,
 686                                         `name`, `nick`, `photo`, `network`, `rel`, `priority`,
 687                                         `writable`, `blocked`, `readonly`, `pending`)
 688                                         VALUES (%d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, %d, 0, 0, 0)",
 689                         intval($uid),
 690                         dbesc(datetime_convert()),
 691                         dbesc($contact->url),
 692                         dbesc(normalise_link($contact->url)),
 693                         dbesc($contact->username."@facebook.com"),
 694                         dbesc("facebook::".$contact->id),
 695                         dbesc($contact->id),
 696                         dbesc("facebook::".$contact->id),
 697                         dbesc($contact->name),
 698                         dbesc($contact->username),
 699                         dbesc($avatarpicture),
 700                         dbesc(NETWORK_FACEBOOK),
 701                         intval(CONTACT_IS_FRIEND),
 702                         intval(1),
 703                         intval(1)
 704                 );
 705
 706                 $r = q("SELECT * FROM `contact` WHERE `alias` = '%s' AND `uid` = %d LIMIT 1",
 707                         dbesc("facebook::".$contact->id),
 708                         intval($uid)
 709                         );
 710
 711                 if(! count($r))
 712                         return(false);
 713
 714                 $contact_id  = $r[0]['id'];
 715
 716                 $g = q("SELECT def_gid FROM user WHERE uid = %d LIMIT 1",
 717                         intval($uid)
 718                 );
 719
 720                 if($g && intval($g[0]['def_gid'])) {
 721                         require_once('include/group.php');
 722                         group_add_member($uid,'',$contact_id,$g[0]['def_gid']);
 723                 }
 724
 725                 require_once("Photo.php");
 726
 727                 $photos = import_profile_photo($avatarpicture,$uid,$contact_id);
 728
 729                 q("UPDATE `contact` SET `photo` = '%s',
 730                                         `thumb` = '%s',
 731                                         `micro` = '%s',
 732                                         `name-date` = '%s',
 733                                         `uri-date` = '%s',
 734                                         `avatar-date` = '%s'
 735                                 WHERE `id` = %d",
 736                         dbesc($photos[0]),
 737                         dbesc($photos[1]),
 738                         dbesc($photos[2]),
 739                         dbesc(datetime_convert()),
 740                         dbesc(datetime_convert()),
 741                         dbesc(datetime_convert()),
 742                         intval($contact_id)
 743                 );
 744         } else {
 745                 // update profile photos once every 12 hours as we have no notification of when they change.
 746                 $update_photo = ($r[0]['avatar-date'] < datetime_convert('','','now -12 hours'));
 747
 748                 // check that we have all the photos, this has been known to fail on occasion
 749                 if((! $r[0]['photo']) || (! $r[0]['thumb']) || (! $r[0]['micro']) || ($update_photo)) {
 750
 751                         logger("fbsync_fetch_contact: Updating contact ".$contact->username, LOGGER_DEBUG);
 752
 753                         require_once("Photo.php");
 754
 755                         $photos = import_profile_photo($avatarpicture, $uid, $r[0]['id']);
 756
 757                         q("UPDATE `contact` SET `photo` = '%s',
 758                                                 `thumb` = '%s',
 759                                                 `micro` = '%s',
 760                                                 `name-date` = '%s',
 761                                                 `uri-date` = '%s',
 762                                                 `avatar-date` = '%s',
 763                                                 `url` = '%s',
 764                                                 `nurl` = '%s',
 765                                                 `addr` = '%s',
 766                                                 `name` = '%s',
 767                                                 `nick` = '%s',
 768                                                 `notify` = '%s'
 769                                         WHERE `id` = %d",
 770                                 dbesc($photos[0]),
 771                                 dbesc($photos[1]),
 772                                 dbesc($photos[2]),
 773                                 dbesc(datetime_convert()),
 774                                 dbesc(datetime_convert()),
 775                                 dbesc(datetime_convert()),
 776                                 dbesc($contact->url),
 777                                 dbesc(normalise_link($contact->url)),
 778                                 dbesc($contact->username."@facebook.com"),
 779                                 dbesc($contact->name),
 780                                 dbesc($contact->username),
 781                                 dbesc($contact->id),
 782                                 intval($r[0]['id'])
 783                         );
 784                 }
 785         }
 786         return($r[0]["id"]);
 787 }
 788
 789 function fbsync_get_self($uid) {
 790         $access_token = get_pconfig($uid,'facebook','access_token');
 791         if(! $access_token)
 792                 return;
 793         $s = fetch_url('https://graph.facebook.com/me/?access_token=' . $access_token);
 794         if($s) {
 795                 $j = json_decode($s);
 796                 set_pconfig($uid,'fbsync','self_id',(string) $j->id);
 797         }
 798 }
 799
 800 function fbsync_convertmsg($a, $body) {
 801         $str_tags = '';
 802
 803         $tags = get_tags($body);
 804
 805         if(count($tags)) {
 806                 foreach($tags as $tag) {
 807                         if (strstr(trim($tag), " "))
 808                                 continue;
 809
 810                         if(strpos($tag,'#') === 0) {
 811                                 if(strpos($tag,'[url='))
 812                                         continue;
 813
 814                                 // don't link tags that are already embedded in links
 815
 816                                 if(preg_match('/\[(.*?)' . preg_quote($tag,'/') . '(.*?)\]/',$body))
 817                                         continue;
 818                                 if(preg_match('/\[(.*?)\]\((.*?)' . preg_quote($tag,'/') . '(.*?)\)/',$body))
 819                                         continue;
 820
 821                                 $basetag = str_replace('_',' ',substr($tag,1));
 822                                 $body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
 823                                 if(strlen($str_tags))
 824                                         $str_tags .= ',';
 825                                 $str_tags .= '#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
 826                                 continue;
 827                         } elseif(strpos($tag,'@') === 0) {
 828                                 $basetag = substr($tag,1);
 829                                 $body = str_replace($tag,'@[url=https://twitter.com/' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
 830                         }
 831
 832                 }
 833         }
 834
 835         $cnt = preg_match_all('/@\[url=(.*?)\[\/url\]/ism',$body,$matches,PREG_SET_ORDER);
 836         if($cnt) {
 837                 foreach($matches as $mtch) {
 838                         if(strlen($str_tags))
 839                                 $str_tags .= ',';
 840                         $str_tags .= '@[url=' . $mtch[1] . '[/url]';
 841                 }
 842         }
 843
 844         return(array("body"=>$body, "tags"=>$str_tags));
 845
 846 }
 847
 848 function fbsync_fetchuser($a, $uid, $id) {
 849         $access_token = get_pconfig($uid,'facebook','access_token');
 850         $self_id = get_pconfig($uid,'fbsync','self_id');
 851
 852         $user = array();
 853
 854         $contact = q("SELECT `id`, `name`, `url`, `photo`  FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 855                 intval($uid), dbesc("facebook::".$id));
 856
 857         if (count($contact)) {
 858                 if (($contact[0]["readonly"] OR $contact[0]["blocked"])) {
 859                         logger("fbsync_fetchuser: Contact '".$contact[0]["nick"]."' is blocked or readonly.", LOGGER_DEBUG);
 860                         $user["contact-id"] = -1;
 861                 } else
 862                         $user["contact-id"] = $contact[0]["id"];
 863
 864                 $user["name"] = $contact[0]["name"];
 865                 $user["link"] = $contact[0]["url"];
 866                 $user["avatar"] = $contact[0]["photo"];
 867
 868                 return($user);
 869         }
 870
 871         $own_contact = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 872                 intval($uid), dbesc("facebook::".$self_id));
 873
 874         if (!count($own_contact))
 875                 return($user);
 876
 877         $fql = "SELECT name, url, pic_square FROM profile WHERE id = ".$id;
 878
 879         $url = "https://graph.facebook.com/fql?q=".urlencode($fql)."&access_token=".$access_token;
 880
 881         $feed = fetch_url($url);
 882         $data = json_decode($feed);
 883
 884         if (is_array($data->data)) {
 885                 $user["contact-id"] = $own_contact[0]["id"];
 886                 $user["name"] = $data->data[0]->name;
 887                 $user["link"] = $data->data[0]->url;
 888                 $user["avatar"] = $data->data[0]->pic_square;
 889         }
 890         return($user);
 891 }
 892
 893 function fbsync_fetchfeed($a, $uid) {
 894         $access_token = get_pconfig($uid,'facebook','access_token');
 895         $last_updated = get_pconfig($uid,'fbsync','last_updated');
 896         $self_id = get_pconfig($uid,'fbsync','self_id');
 897
 898         $create_user = get_pconfig($uid, 'fbsync', 'create_user');
 899         $do_likes = get_config('fbsync', 'do_likes');
 900
 901         $self = q("SELECT * FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1",
 902                 intval($uid)
 903         );
 904
 905         $user = q("SELECT * FROM `user` WHERE `uid` = %d AND `account_expired` = 0 LIMIT 1",
 906                 intval($uid)
 907         );
 908         if(! count($user))
 909                 return;
 910
 911         require_once('include/items.php');
 912
 913         //if ($last_updated == "")
 914                 $last_updated = 0;
 915
 916         logger("fbsync_fetchfeed: fetching content for user ".$self_id);
 917
 918         $fql = array(
 919                 "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 > $last_updated ORDER BY updated_time DESC LIMIT 500",
 920                 "comments" => "SELECT app_id, attachment, post_id, id, likes, fromid, time, text, text_tags, user_likes, likes FROM comment WHERE post_id IN (SELECT post_id FROM #posts) ORDER BY time DESC LIMIT 500",
 921                 "profiles" => "SELECT id, name, username, url, pic_square FROM profile WHERE id IN (SELECT actor_id FROM #posts) OR id IN (SELECT fromid FROM #comments) OR id IN (SELECT source_id FROM #posts) LIMIT 500",
 922                 "applications" => "SELECT app_id, display_name FROM application WHERE app_id IN (SELECT app_id FROM #posts) OR app_id IN (SELECT app_id FROM #comments) LIMIT 500",
 923                 "avatars" => "SELECT id, real_size, size, url FROM square_profile_pic WHERE id IN (SELECT id FROM #profiles) AND size = 256 LIMIT 500");
 924
 925         if ($do_likes) {
 926                 $fql["likes"] = "SELECT post_id, user_id FROM like WHERE post_id IN (SELECT post_id FROM #posts)";
 927                 $fql["profiles"] .= " OR id IN (SELECT user_id FROM #likes)";
 928         }
 929
 930         $url = "https://graph.facebook.com/fql?q=".urlencode(json_encode($fql))."&access_token=".$access_token;
 931
 932         $feed = fetch_url($url);
 933 //file_put_contents("/home/ike/pirati.ca/htdocs/fb.".$uid, $feed);
 934         $data = json_decode($feed);
 935
 936         if (!is_array($data->data)) {
 937                 logger("fbsync_fetchfeed: Error fetching data for user ".$uid.": ".print_r($data, true));
 938                 return;
 939         }
 940
 941         $posts = array();
 942         $comments = array();
 943         $likes = array();
 944         $profiles = array();
 945         $applications = array();
 946         $avatars = array();
 947
 948         foreach($data->data AS $query) {
 949                 switch ($query->name) {
 950                         case "posts":
 951                                 $posts = array_reverse($query->fql_result_set);
 952                                 break;
 953                         case "comments":
 954                                 $comments = $query->fql_result_set;
 955                                 break;
 956                         case "likes":
 957                                 $likes = $query->fql_result_set;
 958                                 break;
 959                         case "profiles":
 960                                 $profiles = $query->fql_result_set;
 961                                 break;
 962                         case "applications":
 963                                 $applications = $query->fql_result_set;
 964                                 break;
 965                         case "avatars":
 966                                 $avatars = $query->fql_result_set;
 967                                 break;
 968                 }
 969         }
 970
 971         $square_avatars = array();
 972         $contacts = array();
 973         $application_data = array();
 974         $post_data = array();
 975         $comment_data = array();
 976
 977         foreach ($avatars AS $avatar) {
 978                 $avatar->id = number_format($avatar->id, 0, '', '');
 979                 $square_avatars[$avatar->id] = $avatar;
 980         }
 981         unset($avatars);
 982
 983         foreach ($profiles AS $profile) {
 984                 $profile->id = number_format($profile->id, 0, '', '');
 985
 986                 if ($square_avatars[$profile->id]->url != "")
 987                         $profile->pic_square = $square_avatars[$profile->id]->url;
 988
 989                 $contacts[$profile->id] = $profile;
 990         }
 991         unset($profiles);
 992         unset($square_avatars);
 993
 994         foreach ($applications AS $application) {
 995                 $application->app_id = number_format($application->app_id, 0, '', '');
 996                 $application_data[$application->app_id] = $application;
 997         }
 998         unset($applications);
 999
1000         foreach ($posts AS $post) {
1001                 $post->actor_id = number_format($post->actor_id, 0, '', '');
1002                 $post->source_id = number_format($post->source_id, 0, '', '');
1003                 $post->app_id = number_format($post->app_id, 0, '', '');
1004                 $post_data[$post->post_id] = $post;
1005         }
1006         unset($posts);
1007
1008         foreach($comments AS $comment) {
1009                 $comment->fromid = number_format($comment->fromid, 0, '', '');
1010                 $comment_data[$comment->id] = $comment;
1011         }
1012         unset($comments);
1013
1014         foreach ($post_data AS $post) {
1015                 if ($post->updated_time > $last_updated)
1016                         $last_updated = $post->updated_time;
1017
1018                 fbsync_createpost($a, $uid, $self, $contacts, $application_data, $post, $create_user);
1019         }
1020
1021         foreach ($comment_data AS $comment) {
1022                 fbsync_createcomment($a, $uid, $self_id, $self, $user, $contacts, $application_data, $comment);
1023         }
1024
1025         foreach($likes AS $like) {
1026                 $like->user_id = number_format($like->user_id, 0, '', '');
1027
1028                 fbsync_createlike($a, $uid, $self_id, $self, $contacts, $like);
1029         }
1030
1031         set_pconfig($uid,'fbsync','last_updated', $last_updated);
1032 }
1033 ?>