fbsync/fbsync.php

   1 <?php
   2 /**
   3  * Name: Facebook Sync
   4  * Description: Synchronizes the Facebook Newsfeed
   5  * Version: 1.0
   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         // Settings are done inside the fbpost addon
 104         return;
 105
 106         if(! local_user())
 107                 return;
 108
 109         /* Add our stylesheet to the page so we can make our settings look nice */
 110
 111         $a->page['htmlhead'] .= '<link rel="stylesheet"  type="text/css" href="' . $a->get_baseurl() . '/addon/fbsync/fbsync.css' . '" media="all" />' . "\r\n";
 112
 113         /* Get the current state of our config variables */
 114
 115         $enabled = get_pconfig(local_user(),'fbsync','sync');
 116
 117         $checked = (($enabled) ? ' checked="checked" ' : '');
 118
 119         $def_enabled = get_pconfig(local_user(),'fbsync','create_user');
 120
 121         $def_checked = (($def_enabled) ? ' checked="checked" ' : '');
 122
 123         /* Add some HTML to the existing form */
 124
 125         $s .= '<span id="settings_fbsync_inflated" class="settings-block fakelink" style="display: block;" onclick="openClose(\'settings_fbsync_expanded\'); openClose(\'settings_fbsync_inflated\');">';
 126         $s .= '<img class="connector" src="images/facebook.png" /><h3 class="connector">'. t('Facebook Import').'</h3>';
 127         $s .= '</span>';
 128         $s .= '<div id="settings_fbsync_expanded" class="settings-block" style="display: none;">';
 129         $s .= '<span class="fakelink" onclick="openClose(\'settings_fbsync_expanded\'); openClose(\'settings_fbsync_inflated\');">';
 130         $s .= '<img class="connector" src="images/facebook.png" /><h3 class="connector">'. t('Facebook Import').'</h3>';
 131         $s .= '</span>';
 132
 133         $s .= '<div id="fbsync-enable-wrapper">';
 134         $s .= '<label id="fbsync-enable-label" for="fbsync-checkbox">' . t('Import Facebook newsfeed') . '</label>';
 135         $s .= '<input id="fbsync-checkbox" type="checkbox" name="fbsync" value="1" ' . $checked . '/>';
 136         $s .= '</div><div class="clear"></div>';
 137
 138         $s .= '<div id="fbsync-create_user-wrapper">';
 139         $s .= '<label id="fbsync-create_user-label" for="fbsync-create_user">' . t('Automatically create contacts') . '</label>';
 140         $s .= '<input id="fbsync-create_user" type="checkbox" name="create_user" value="1" ' . $def_checked . '/>';
 141         $s .= '</div><div class="clear"></div>';
 142
 143         /* provide a submit button */
 144
 145         $s .= '<div class="settings-submit-wrapper" ><input type="submit" id="fbsync-submit" name="fbsync-submit" class="settings-submit" value="' . t('Save Settings') . '" /></div></div>';
 146
 147 }
 148
 149 function fbsync_settings_post(&$a,&$b) {
 150
 151         if(x($_POST,'fbsync-submit')) {
 152                 set_pconfig(local_user(),'fbsync','sync',intval($_POST['fbsync']));
 153                 set_pconfig(local_user(),'fbsync','create_user',intval($_POST['create_user']));
 154         }
 155 }
 156
 157 function fbsync_cron($a,$b) {
 158         $last = get_config('fbsync','last_poll');
 159
 160         $poll_interval = intval(get_config('fbsync','poll_interval'));
 161         if(! $poll_interval)
 162                 $poll_interval = FBSYNC_DEFAULT_POLL_INTERVAL;
 163
 164         if($last) {
 165                 $next = $last + ($poll_interval * 60);
 166                 if($next > time()) {
 167                         logger('fbsync_cron: poll intervall not reached');
 168                         return;
 169                 }
 170         }
 171         logger('fbsync_cron: cron_start');
 172
 173         $r = q("SELECT * FROM `pconfig` WHERE `cat` = 'fbsync' AND `k` = 'sync' AND `v` = '1' ORDER BY RAND()");
 174         if(count($r)) {
 175                 foreach($r as $rr) {
 176                         fbsync_get_self($rr['uid']);
 177
 178                         logger('fbsync_cron: importing timeline from user '.$rr['uid']);
 179                         fbsync_fetchfeed($a, $rr['uid']);
 180                 }
 181         }
 182
 183         logger('fbsync_cron: cron_end');
 184
 185         set_config('fbsync','last_poll', time());
 186 }
 187
 188 function fbsync_createpost($a, $uid, $self, $contacts, $applications, $post, $create_user) {
 189
 190         require_once("include/oembed.php");
 191
 192         // check if it was already imported
 193         $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
 194                 intval($uid),
 195                 dbesc('fb::'.$post->post_id)
 196         );
 197         if(count($r))
 198                 return;
 199
 200         $postarray = array();
 201         $postarray['gravity'] = 0;
 202         $postarray['uid'] = $uid;
 203         $postarray['wall'] = 0;
 204
 205         $postarray['verb'] = ACTIVITY_POST;
 206         $postarray['network'] =  dbesc(NETWORK_FACEBOOK);
 207
 208         $postarray['uri'] = "fb::".$post->post_id;
 209         $postarray['thr-parent'] = $postarray['uri'];
 210         $postarray['parent-uri'] = $postarray['uri'];
 211         $postarray['plink'] = $post->permalink;
 212
 213         $postarray['author-name'] = $contacts[$post->actor_id]->name;
 214         $postarray['author-link'] = $contacts[$post->actor_id]->url;
 215         $postarray['author-avatar'] = $contacts[$post->actor_id]->pic_square;
 216
 217         $postarray['owner-name'] = $contacts[$post->source_id]->name;
 218         $postarray['owner-link'] = $contacts[$post->source_id]->url;
 219         $postarray['owner-avatar'] = $contacts[$post->source_id]->pic_square;
 220
 221         $contact_id = 0;
 222
 223         if (($post->parent_post_id != "") AND ($post->actor_id == $post->source_id)) {
 224                 $pos = strpos($post->parent_post_id, "_");
 225
 226                 if ($pos != 0) {
 227                         $user_id = substr($post->parent_post_id, 0, $pos);
 228
 229                         $userdata = fbsync_fetchuser($a, $uid, $user_id);
 230
 231                         $contact_id = $userdata["contact-id"];
 232
 233                         $postarray['contact-id'] = $contact_id;
 234
 235                         if (array_key_exists("name", $userdata) AND ($userdata["name"] != "") AND !link_compare($userdata["link"], $postarray['author-link'])) {
 236                                 $postarray['owner-name'] = $userdata["name"];
 237                                 $postarray['owner-link'] = $userdata["link"];
 238                                 $postarray['owner-avatar'] = $userdata["avatar"];
 239
 240                                 if (!intval(get_config('system','wall-to-wall_share'))) {
 241
 242                                         $prebody = "[share author='".$postarray['author-name'].
 243                                                 "' profile='".$postarray['author-link'].
 244                                                 "' avatar='".$postarray['author-avatar']."']";
 245
 246                                         $postarray['author-name'] = $postarray['owner-name'];
 247                                         $postarray['author-link'] = $postarray['owner-link'];
 248                                         $postarray['author-avatar'] = $postarray['owner-avatar'];
 249                                 }
 250                         }
 251                 }
 252         }
 253
 254         if ($contact_id <= 0) {
 255                 $contact_id = fbsync_fetch_contact($uid, $contacts[$post->source_id], $create_user);
 256
 257                 if ($contact_id == -1) {
 258                         logger('fbsync_createpost: Contact is blocked. Post not imported '.print_r($post, true), LOGGER_DEBUG);
 259                         return;
 260                 } elseif (($contact_id <= 0) AND !$create_user) {
 261                         logger('fbsync_createpost: No matching contact found. Post not imported '.print_r($post, true), LOGGER_DEBUG);
 262                         return;
 263                 } elseif ($contact_id == 0) {
 264                         // This case should never happen
 265                         logger('fbsync_createpost: No matching contact found. Using own id. (Should never happen) '.print_r($post, true), LOGGER_DEBUG);
 266                         $contact_id = $self[0]["id"];
 267                 }
 268
 269                 $postarray['contact-id'] = $contact_id;
 270         }
 271
 272         $postarray["body"] = (isset($post->message) ? escape_tags($post->message) : '');
 273
 274         $msgdata = fbsync_convertmsg($a, $postarray["body"]);
 275
 276         $postarray["body"] = $msgdata["body"];
 277         $postarray["tag"] = $msgdata["tags"];
 278
 279         $content = "";
 280         $type = "";
 281
 282         if (isset($post->attachment->name) and isset($post->attachment->href)) {
 283                 $oembed_data = oembed_fetch_url($post->attachment->href);
 284                 $type = $oembed_data->type;
 285                 $content = "[bookmark=".$post->attachment->href."]".$post->attachment->name."[/bookmark]";
 286         } elseif (isset($post->attachment->name) AND ($post->attachment->name != ""))
 287                 $content = "[b]" . $post->attachment->name."[/b]";
 288
 289         $quote = "";
 290         if(isset($post->attachment->description) and ($post->attachment->fb_object_type != "photo"))
 291                 $quote = $post->attachment->description;
 292
 293         if(isset($post->attachment->caption) and ($post->attachment->fb_object_type == "photo"))
 294                 $quote = $post->attachment->caption;
 295
 296         if ($quote.$post->attachment->href.$content.$postarray["body"] == "")
 297                 return;
 298
 299         if (isset($post->attachment->media) // AND !strstr($post->attachment->href, "://www.youtube.com/")
 300                 //AND !strstr($post->attachment->href, "://youtu.be/")
 301                 //AND !strstr($post->attachment->href, ".vimeo.com/"))
 302                 AND (($type == "") OR ($type == "link"))) {
 303                 foreach ($post->attachment->media AS $media) {
 304                         //$media->photo->owner = number_format($media->photo->owner, 0, '', '');
 305                         //if ($media->photo->owner != '') {
 306                         //      $postarray['author-name'] = $contacts[$media->photo->owner]->name;
 307                         //      $postarray['author-link'] = $contacts[$media->photo->owner]->url;
 308                         //      $postarray['author-avatar'] = $contacts[$media->photo->owner]->pic_square;
 309                         //}
 310
 311                         if (isset($media->type))
 312                                 $type = $media->type;
 313
 314                         if(isset($media->src) && isset($media->href) AND ($media->src != "") AND ($media->href != ""))
 315                                 $content .= "\n".'[url='.$media->href.'][img]'.fpost_cleanpicture($media->src).'[/img][/url]';
 316                         else {
 317                                 if (isset($media->src) AND ($media->src != ""))
 318                                         $content .= "\n".'[img]'.fpost_cleanpicture($media->src).'[/img]';
 319
 320                                 // if just a link, it may be a wall photo - check
 321                                 if(isset($post->link))
 322                                         $content .= fbpost_get_photo($media->href);
 323                         }
 324                 }
 325         }
 326
 327         if ($content)
 328                 $postarray["body"] .= "\n";
 329
 330         if ($type)
 331                 $postarray["body"] .= "[class=type-".$type."]";
 332
 333         if ($content)
 334                 $postarray["body"] .= trim($content);
 335
 336         if ($quote)
 337                 $postarray["body"] .= "\n[quote]".trim($quote)."[/quote]";
 338
 339         if ($type)
 340                 $postarray["body"] .= "[/class]";
 341
 342         $postarray["body"] = trim($postarray["body"]);
 343
 344         if (trim($postarray["body"]) == "")
 345                 return;
 346
 347         if ($prebody != "")
 348                 $postarray["body"] = $prebody.$postarray["body"]."[/share]";
 349
 350         $postarray['created'] = datetime_convert('UTC','UTC',date("c", $post->created_time));
 351         $postarray['edited'] = datetime_convert('UTC','UTC',date("c", $post->updated_time));
 352
 353         $postarray['app'] = $applications[$post->app_id]->display_name;
 354
 355         if ($postarray['app'] == "")
 356                 $postarray['app'] = "Facebook";
 357
 358         if(isset($post->privacy) && $post->privacy->value !== '') {
 359                 $postarray['private'] = 1;
 360                 $postarray['allow_cid'] = '<' . $self[0]['id'] . '>';
 361         }
 362
 363         /*
 364         $postarray["location"] = $post->place->name;
 365         postarray["coord"] = $post->geo->coordinates[0]." ".$post->geo->coordinates[1];
 366         */
 367
 368         //$types = array(46, 80, 237, 247, 308);
 369         //if (!in_array($post->type, $types))
 370         //      $postarray["body"] = "Type: ".$post->type."\n".$postarray["body"];
 371         //print_r($post);
 372         //print_r($postarray);
 373
 374         $item = item_store($postarray);
 375         logger('fbsync_createpost: User '.$self[0]["nick"].' posted feed item '.$item, LOGGER_DEBUG);
 376 }
 377
 378 function fbsync_createcomment($a, $uid, $self_id, $self, $user, $contacts, $applications, $comment) {
 379
 380         // check if it was already imported
 381         $r = q("SELECT `uri` FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
 382                 intval($uid),
 383                 dbesc('fb::'.$comment->id)
 384         );
 385         if(count($r))
 386                 return;
 387
 388         // check if it was an own post (separate posting for performance reasons)
 389         $r = q("SELECT `uri` FROM `item` WHERE `uid` = %d AND `extid` = '%s' LIMIT 1",
 390                 intval($uid),
 391                 dbesc('fb::'.$comment->id)
 392         );
 393         if(count($r))
 394                 return;
 395
 396         $parent_uri = "";
 397         $parent_contact = 0;
 398         $parent_nick = "";
 399
 400         // Fetch the parent uri (Checking if the parent exists)
 401         $r = q("SELECT `uri`, `contact-id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
 402                 intval($uid),
 403                 dbesc('fb::'.$comment->post_id)
 404         );
 405         if(count($r)) {
 406                 $parent_uri = $r[0]["uri"];
 407                 $parent_contact = $r[0]["contact-id"];
 408         }
 409
 410         // check if it is a reply to an own post (separate posting for performance reasons)
 411         $r = q("SELECT `uri`, `contact-id` FROM `item` WHERE `uid` = %d AND `extid` = '%s' LIMIT 1",
 412                 intval($uid),
 413                 dbesc('fb::'.$comment->post_id)
 414         );
 415         if(count($r)) {
 416                 $parent_uri = $r[0]["uri"];
 417                 $parent_contact = $r[0]["contact-id"];
 418         }
 419
 420         // No parent? Then quit
 421         if ($parent_uri == "")
 422                 return;
 423
 424         //logger("fbsync_createcomment: Checking if parent contact is blocked: ".$parent_contact." - ".$parent_uri, LOGGER_DEBUG);
 425
 426         // Check if the contact id was blocked
 427         if ($parent_contact > 0) {
 428                 $r = q("SELECT `blocked`, `readonly`, `nick` FROM `contact` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 429                         intval($uid), intval($parent_contact));
 430
 431                 // Should only happen if someone deleted the contact manually
 432                 if(!count($r)) {
 433                         logger("fbsync_createcomment: UID ".$uid." - Contact ".$parent_contact." doesn't seem to exist.", LOGGER_DEBUG);
 434                         return;
 435                 }
 436
 437                 // Is blocked? Then return
 438                 if ($r[0]["readonly"] OR $r[0]["blocked"]) {
 439                         logger("fbsync_createcomment: UID ".$uid." - Contact '".$r[0]["nick"]."' is blocked or readonly.", LOGGER_DEBUG);
 440                         return;
 441                 }
 442
 443                 $parent_nick = $r[0]["nick"];
 444                 logger("fbsync_createcomment: UID ".$uid." - Contact '".$r[0]["nick"]."' isn't blocked. ".print_r($r, true), LOGGER_DEBUG);
 445         }
 446
 447         $postarray = array();
 448         $postarray['gravity'] = 0;
 449         $postarray['uid'] = $uid;
 450         $postarray['wall'] = 0;
 451
 452         $postarray['verb'] = ACTIVITY_POST;
 453         $postarray['network'] =  dbesc(NETWORK_FACEBOOK);
 454
 455         $postarray['uri'] = "fb::".$comment->id;
 456         $postarray['thr-parent'] = $parent_uri;
 457         $postarray['parent-uri'] = $parent_uri;
 458         //$postarray['plink'] = $comment->permalink;
 459
 460         $contact_id = fbsync_fetch_contact($uid, $contacts[$comment->fromid], array(), false);
 461
 462         $contact_nick = $contacts[$comment->fromid]->name;
 463
 464         if ($contact_id == -1) {
 465                 logger('fbsync_createcomment: Contact was blocked. Comment not imported '.print_r($comment, true), LOGGER_DEBUG);
 466                 return;
 467         }
 468
 469         // If no contact was found, take it from the thread owner
 470         if ($contact_id <= 0) {
 471                 $contact_id = $parent_contact;
 472                 $contact_nick = $parent_nick;
 473         }
 474
 475         // This case here should never happen
 476         if ($contact_id <= 0) {
 477                 $contact_id = $self[0]["id"];
 478                 $contact_nick = $self[0]["nick"];
 479         }
 480
 481         if ($comment->fromid != $self_id) {
 482                 $postarray['contact-id'] = $contact_id;
 483                 $postarray['owner-name'] = $contacts[$comment->fromid]->name;
 484                 $postarray['owner-link'] = $contacts[$comment->fromid]->url;
 485                 $postarray['owner-avatar'] = $contacts[$comment->fromid]->pic_square;
 486         } else {
 487                 $postarray['contact-id'] = $self[0]["id"];
 488                 $postarray['owner-name'] = $self[0]["name"];
 489                 $postarray['owner-link'] = $self[0]["url"];
 490                 $postarray['owner-avatar'] = $self[0]["photo"];
 491                 $contact_nick = $self[0]["nick"];
 492         }
 493
 494         $postarray['author-name'] = $postarray['owner-name'];
 495         $postarray['author-link'] = $postarray['owner-link'];
 496         $postarray['author-avatar'] = $postarray['owner-avatar'];
 497
 498         $msgdata = fbsync_convertmsg($a, $comment->text);
 499
 500         $postarray["body"] = $msgdata["body"];
 501         $postarray["tag"] = $msgdata["tags"];
 502
 503         $postarray['created'] = datetime_convert('UTC','UTC',date("c", $comment->time));
 504         $postarray['edited'] = datetime_convert('UTC','UTC',date("c", $comment->time));
 505
 506         $postarray['app'] = $applications[$comment->app_id]->display_name;
 507
 508         if ($postarray['app'] == "")
 509                 $postarray['app'] = "Facebook";
 510
 511         if (trim($postarray["body"]) == "")
 512                 return;
 513
 514         $item = item_store($postarray);
 515         logger('fbsync_createcomment: UID '.$uid.' - CID '.$postarray['contact-id'].' - Nick '.$contact_nick.' posted comment '.$item, LOGGER_DEBUG);
 516
 517         if ($item == 0)
 518                 return;
 519
 520         $myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 AND `deleted` = 0",
 521                 dbesc($postarray['parent-uri']),
 522                 intval($uid)
 523         );
 524
 525         if(count($myconv)) {
 526                 $importer_url = $a->get_baseurl() . '/profile/' . $user[0]['nickname'];
 527
 528                 $own_contact = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 529                         intval($uid), dbesc("facebook::".$self_id));
 530
 531                 if (!count($own_contact))
 532                         return;
 533
 534                 foreach($myconv as $conv) {
 535
 536                         // now if we find a match, it means we're in this conversation
 537                         if(!link_compare($conv['author-link'],$importer_url) AND !link_compare($conv['author-link'],$own_contact[0]["url"]))
 538                                 continue;
 539
 540                         require_once('include/enotify.php');
 541
 542                         $conv_parent = $conv['parent'];
 543
 544                         $notifyarr = array(
 545                                         'type'         => NOTIFY_COMMENT,
 546                                         'notify_flags' => $user[0]['notify-flags'],
 547                                         'language'     => $user[0]['language'],
 548                                         'to_name'      => $user[0]['username'],
 549                                         'to_email'     => $user[0]['email'],
 550                                         'uid'          => $user[0]['uid'],
 551                                         'item'         => $postarray,
 552                                         'link'             => $a->get_baseurl() . '/display/' . $user[0]['nickname'] . '/' . $item,
 553                                         'source_name'  => $postarray['author-name'],
 554                                         'source_link'  => $postarray['author-link'],
 555                                         'source_photo' => $postarray['author-avatar'],
 556                                         'verb'         => ACTIVITY_POST,
 557                                         'otype'        => 'item',
 558                                         'parent'       => $conv_parent,
 559                         );
 560
 561                         notification($notifyarr);
 562
 563                         // only send one notification
 564                         break;
 565                 }
 566         }
 567 }
 568
 569 function fbsync_createlike($a, $uid, $self_id, $self, $contacts, $like) {
 570
 571         $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 572                                 dbesc("fb::".$like->post_id),
 573                                 intval($uid)
 574                 );
 575
 576         if (count($r))
 577                 $orig_post = $r[0];
 578         else
 579                 return;
 580
 581         // If we posted the like locally, it will be found with our url, not the FB url.
 582
 583         $second_url = (($like->user_id == $self_id) ? $self[0]["url"] : $contacts[$like->user_id]->url);
 584
 585         $r = q("SELECT * FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `verb` = '%s'
 586                 AND (`author-link` = '%s' OR `author-link` = '%s') LIMIT 1",
 587                 dbesc($orig_post["uri"]),
 588                 intval($uid),
 589                 dbesc(ACTIVITY_LIKE),
 590                 dbesc($contacts[$like->user_id]->url),
 591                 dbesc($second_url)
 592         );
 593
 594         if (count($r))
 595                 return;
 596
 597         $contact_id = fbsync_fetch_contact($uid, $contacts[$like->user_id], array(), false);
 598
 599         if ($contact_id <= 0)
 600                 $contact_id = $self[0]["id"];
 601
 602         $likedata = array();
 603         $likedata['parent'] = $orig_post['id'];
 604         $likedata['verb'] = ACTIVITY_LIKE;
 605         $likedate['network'] =  dbesc(NETWORK_FACEBOOK);
 606         $likedata['gravity'] = 3;
 607         $likedata['uid'] = $uid;
 608         $likedata['wall'] = 0;
 609         $likedata['uri'] = item_new_uri($a->get_baseurl(), $uid);
 610         $likedata['parent-uri'] = $orig_post["uri"];
 611         $likedata['app'] = "Facebook";
 612
 613         if ($like->user_id != $self_id) {
 614                 $likedata['contact-id'] = $contact_id;
 615                 $likedata['author-name'] = $contacts[$like->user_id]->name;
 616                 $likedata['author-link'] = $contacts[$like->user_id]->url;
 617                 $likedata['author-avatar'] = $contacts[$like->user_id]->pic_square;
 618         } else {
 619                 $likedata['contact-id'] = $self[0]["id"];
 620                 $likedata['author-name'] = $self[0]["name"];
 621                 $likedata['author-link'] = $self[0]["url"];
 622                 $likedata['author-avatar'] = $self[0]["photo"];
 623         }
 624
 625         $author  = '[url=' . $likedata['author-link'] . ']' . $likedata['author-name'] . '[/url]';
 626
 627         $objauthor =  '[url=' . $orig_post['author-link'] . ']' . $orig_post['author-name'] . '[/url]';
 628         $post_type = t('status');
 629
 630         $plink = '[url=' . $orig_post['plink'] . ']' . $post_type . '[/url]';
 631         $likedata['object-type'] = ACTIVITY_OBJ_NOTE;
 632
 633         $likedata['body'] = sprintf( t('%1$s likes %2$s\'s %3$s'), $author, $objauthor, $plink);
 634
 635         $likedata['object'] = '<object><type>' . ACTIVITY_OBJ_NOTE . '</type><local>1</local>' .
 636                 '<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>';
 637
 638
 639         $r = q("SELECT * FROM `item` WHERE `parent-uri` = '%s' AND `author-link` = '%s' AND `verb` = '%s' AND `uid` = %d LIMIT 1",
 640                                 dbesc($likedata['parent-uri']),
 641                                 dbesc($likedata['author-link']),
 642                                 dbesc(ACTIVITY_LIKE),
 643                                 intval($uid)
 644                 );
 645
 646         if (count($r))
 647                 return;
 648
 649         $item = item_store($likedata);
 650         logger('fbsync_createlike: liked item '.$item.'. User '.$self[0]["nick"], LOGGER_DEBUG);
 651 }
 652
 653 function fbsync_fetch_contact($uid, $contact, $create_user) {
 654
 655         // Check if the unique contact is existing
 656         // To-Do: only update once a while
 657         $r = q("SELECT id FROM unique_contacts WHERE url='%s' LIMIT 1",
 658                 dbesc(normalise_link($contact->url)));
 659
 660         if (count($r) == 0)
 661                 q("INSERT INTO unique_contacts (url, name, nick, avatar) VALUES ('%s', '%s', '%s', '%s')",
 662                         dbesc(normalise_link($contact->url)),
 663                         dbesc($contact->name),
 664                         dbesc($contact->username),
 665                         dbesc($contact->pic_square));
 666         else
 667                 q("UPDATE unique_contacts SET name = '%s', nick = '%s', avatar = '%s' WHERE url = '%s'",
 668                         dbesc($contact->name),
 669                         dbesc($contact->username),
 670                         dbesc($contact->pic_square),
 671                         dbesc(normalise_link($contact->url)));
 672
 673         $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 674                 intval($uid), dbesc("facebook::".$contact->id));
 675
 676         if(!count($r) AND !$create_user)
 677                 return(0);
 678
 679         if (count($r) AND ($r[0]["readonly"] OR $r[0]["blocked"])) {
 680                 logger("fbsync_fetch_contact: Contact '".$r[0]["nick"]."' is blocked or readonly.", LOGGER_DEBUG);
 681                 return(-1);
 682         }
 683
 684         $avatarpicture = $contact->pic_square;
 685
 686         if(!count($r)) {
 687                 // create contact record
 688                 q("INSERT INTO `contact` (`uid`, `created`, `url`, `nurl`, `addr`, `alias`, `notify`, `poll`,
 689                                         `name`, `nick`, `photo`, `network`, `rel`, `priority`,
 690                                         `writable`, `blocked`, `readonly`, `pending`)
 691                                         VALUES (%d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, %d, 0, 0, 0)",
 692                         intval($uid),
 693                         dbesc(datetime_convert()),
 694                         dbesc($contact->url),
 695                         dbesc(normalise_link($contact->url)),
 696                         dbesc($contact->username."@facebook.com"),
 697                         dbesc("facebook::".$contact->id),
 698                         dbesc($contact->id),
 699                         dbesc("facebook::".$contact->id),
 700                         dbesc($contact->name),
 701                         dbesc($contact->username),
 702                         dbesc($avatarpicture),
 703                         dbesc(NETWORK_FACEBOOK),
 704                         intval(CONTACT_IS_FRIEND),
 705                         intval(1),
 706                         intval(1)
 707                 );
 708
 709                 $r = q("SELECT * FROM `contact` WHERE `alias` = '%s' AND `uid` = %d LIMIT 1",
 710                         dbesc("facebook::".$contact->id),
 711                         intval($uid)
 712                         );
 713
 714                 if(! count($r))
 715                         return(false);
 716
 717                 $contact_id  = $r[0]['id'];
 718
 719                 $g = q("SELECT def_gid FROM user WHERE uid = %d LIMIT 1",
 720                         intval($uid)
 721                 );
 722
 723                 if($g && intval($g[0]['def_gid'])) {
 724                         require_once('include/group.php');
 725                         group_add_member($uid,'',$contact_id,$g[0]['def_gid']);
 726                 }
 727
 728                 require_once("Photo.php");
 729
 730                 $photos = import_profile_photo($avatarpicture,$uid,$contact_id);
 731
 732                 q("UPDATE `contact` SET `photo` = '%s',
 733                                         `thumb` = '%s',
 734                                         `micro` = '%s',
 735                                         `name-date` = '%s',
 736                                         `uri-date` = '%s',
 737                                         `avatar-date` = '%s'
 738                                 WHERE `id` = %d",
 739                         dbesc($photos[0]),
 740                         dbesc($photos[1]),
 741                         dbesc($photos[2]),
 742                         dbesc(datetime_convert()),
 743                         dbesc(datetime_convert()),
 744                         dbesc(datetime_convert()),
 745                         intval($contact_id)
 746                 );
 747         } else {
 748                 // update profile photos once every 12 hours as we have no notification of when they change.
 749                 $update_photo = ($r[0]['avatar-date'] < datetime_convert('','','now -12 hours'));
 750
 751                 // check that we have all the photos, this has been known to fail on occasion
 752                 if((! $r[0]['photo']) || (! $r[0]['thumb']) || (! $r[0]['micro']) || ($update_photo)) {
 753
 754                         logger("fbsync_fetch_contact: Updating contact ".$contact->username, LOGGER_DEBUG);
 755
 756                         require_once("Photo.php");
 757
 758                         $photos = import_profile_photo($avatarpicture, $uid, $r[0]['id']);
 759
 760                         q("UPDATE `contact` SET `photo` = '%s',
 761                                                 `thumb` = '%s',
 762                                                 `micro` = '%s',
 763                                                 `name-date` = '%s',
 764                                                 `uri-date` = '%s',
 765                                                 `avatar-date` = '%s',
 766                                                 `url` = '%s',
 767                                                 `nurl` = '%s',
 768                                                 `addr` = '%s',
 769                                                 `name` = '%s',
 770                                                 `nick` = '%s',
 771                                                 `notify` = '%s'
 772                                         WHERE `id` = %d",
 773                                 dbesc($photos[0]),
 774                                 dbesc($photos[1]),
 775                                 dbesc($photos[2]),
 776                                 dbesc(datetime_convert()),
 777                                 dbesc(datetime_convert()),
 778                                 dbesc(datetime_convert()),
 779                                 dbesc($contact->url),
 780                                 dbesc(normalise_link($contact->url)),
 781                                 dbesc($contact->username."@facebook.com"),
 782                                 dbesc($contact->name),
 783                                 dbesc($contact->username),
 784                                 dbesc($contact->id),
 785                                 intval($r[0]['id'])
 786                         );
 787                 }
 788         }
 789         return($r[0]["id"]);
 790 }
 791
 792 function fbsync_get_self($uid) {
 793         $access_token = get_pconfig($uid,'facebook','access_token');
 794         if(! $access_token)
 795                 return;
 796         $s = fetch_url('https://graph.facebook.com/me/?access_token=' . $access_token);
 797         if($s) {
 798                 $j = json_decode($s);
 799                 set_pconfig($uid,'fbsync','self_id',(string) $j->id);
 800         }
 801 }
 802
 803 function fbsync_convertmsg($a, $body) {
 804         $str_tags = '';
 805
 806         $tags = get_tags($body);
 807
 808         if(count($tags)) {
 809                 foreach($tags as $tag) {
 810                         if (strstr(trim($tag), " "))
 811                                 continue;
 812
 813                         if(strpos($tag,'#') === 0) {
 814                                 if(strpos($tag,'[url='))
 815                                         continue;
 816
 817                                 // don't link tags that are already embedded in links
 818
 819                                 if(preg_match('/\[(.*?)' . preg_quote($tag,'/') . '(.*?)\]/',$body))
 820                                         continue;
 821                                 if(preg_match('/\[(.*?)\]\((.*?)' . preg_quote($tag,'/') . '(.*?)\)/',$body))
 822                                         continue;
 823
 824                                 $basetag = str_replace('_',' ',substr($tag,1));
 825                                 $body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
 826                                 if(strlen($str_tags))
 827                                         $str_tags .= ',';
 828                                 $str_tags .= '#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
 829                                 continue;
 830                         } elseif(strpos($tag,'@') === 0) {
 831                                 $basetag = substr($tag,1);
 832                                 $body = str_replace($tag,'@[url=https://twitter.com/' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
 833                         }
 834
 835                 }
 836         }
 837
 838         $cnt = preg_match_all('/@\[url=(.*?)\[\/url\]/ism',$body,$matches,PREG_SET_ORDER);
 839         if($cnt) {
 840                 foreach($matches as $mtch) {
 841                         if(strlen($str_tags))
 842                                 $str_tags .= ',';
 843                         $str_tags .= '@[url=' . $mtch[1] . '[/url]';
 844                 }
 845         }
 846
 847         return(array("body"=>$body, "tags"=>$str_tags));
 848
 849 }
 850
 851 function fbsync_fetchuser($a, $uid, $id) {
 852         $access_token = get_pconfig($uid,'facebook','access_token');
 853         $self_id = get_pconfig($uid,'fbsync','self_id');
 854
 855         $user = array();
 856
 857         $contact = q("SELECT `id`, `name`, `url`, `photo`  FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 858                 intval($uid), dbesc("facebook::".$id));
 859
 860         if (count($contact)) {
 861                 if (($contact[0]["readonly"] OR $contact[0]["blocked"])) {
 862                         logger("fbsync_fetchuser: Contact '".$contact[0]["nick"]."' is blocked or readonly.", LOGGER_DEBUG);
 863                         $user["contact-id"] = -1;
 864                 } else
 865                         $user["contact-id"] = $contact[0]["id"];
 866
 867                 $user["name"] = $contact[0]["name"];
 868                 $user["link"] = $contact[0]["url"];
 869                 $user["avatar"] = $contact[0]["photo"];
 870
 871                 return($user);
 872         }
 873
 874         $own_contact = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
 875                 intval($uid), dbesc("facebook::".$self_id));
 876
 877         if (!count($own_contact))
 878                 return($user);
 879
 880         $fql = "SELECT name, url, pic_square FROM profile WHERE id = ".$id;
 881
 882         $url = "https://graph.facebook.com/fql?q=".urlencode($fql)."&access_token=".$access_token;
 883
 884         $feed = fetch_url($url);
 885         $data = json_decode($feed);
 886
 887         if (is_array($data->data)) {
 888                 $user["contact-id"] = $own_contact[0]["id"];
 889                 $user["name"] = $data->data[0]->name;
 890                 $user["link"] = $data->data[0]->url;
 891                 $user["avatar"] = $data->data[0]->pic_square;
 892         }
 893         return($user);
 894 }
 895
 896 function fbsync_fetchfeed($a, $uid) {
 897         $access_token = get_pconfig($uid,'facebook','access_token');
 898         $last_updated = get_pconfig($uid,'fbsync','last_updated');
 899         $self_id = get_pconfig($uid,'fbsync','self_id');
 900
 901         $create_user = get_pconfig($uid, 'fbsync', 'create_user');
 902         $do_likes = get_config('fbsync', 'do_likes');
 903
 904         $self = q("SELECT * FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1",
 905                 intval($uid)
 906         );
 907
 908         $user = q("SELECT * FROM `user` WHERE `uid` = %d AND `account_expired` = 0 LIMIT 1",
 909                 intval($uid)
 910         );
 911         if(! count($user))
 912                 return;
 913
 914         require_once('include/items.php');
 915
 916         //if ($last_updated == "")
 917                 $last_updated = 0;
 918
 919         logger("fbsync_fetchfeed: fetching content for user ".$self_id);
 920
 921         $fql = array(
 922                 "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 > $last_updated ORDER BY updated_time DESC LIMIT 500",
 923                 "comments" => "SELECT app_id, attachment, post_id, id, likes, fromid, time, text, text_tags, user_likes, likes FROM comment WHERE post_id IN (SELECT post_id FROM #posts) ORDER BY time DESC LIMIT 500",
 924                 "profiles" => "SELECT id, name, username, url, pic_square FROM profile WHERE id IN (SELECT actor_id FROM #posts) OR id IN (SELECT fromid FROM #comments) OR id IN (SELECT source_id FROM #posts) LIMIT 500",
 925                 "applications" => "SELECT app_id, display_name FROM application WHERE app_id IN (SELECT app_id FROM #posts) OR app_id IN (SELECT app_id FROM #comments) LIMIT 500",
 926                 "avatars" => "SELECT id, real_size, size, url FROM square_profile_pic WHERE id IN (SELECT id FROM #profiles) AND size = 256 LIMIT 500");
 927
 928         if ($do_likes) {
 929                 $fql["likes"] = "SELECT post_id, user_id FROM like WHERE post_id IN (SELECT post_id FROM #posts)";
 930                 $fql["profiles"] .= " OR id IN (SELECT user_id FROM #likes)";
 931         }
 932
 933         $url = "https://graph.facebook.com/fql?q=".urlencode(json_encode($fql))."&access_token=".$access_token;
 934
 935         $feed = fetch_url($url);
 936 //file_put_contents("/home/ike/pirati.ca/htdocs/fb.".$uid, $feed);
 937         $data = json_decode($feed);
 938
 939         if (!is_array($data->data)) {
 940                 logger("fbsync_fetchfeed: Error fetching data for user ".$uid.": ".print_r($data, true));
 941                 return;
 942         }
 943
 944         $posts = array();
 945         $comments = array();
 946         $likes = array();
 947         $profiles = array();
 948         $applications = array();
 949         $avatars = array();
 950
 951         foreach($data->data AS $query) {
 952                 switch ($query->name) {
 953                         case "posts":
 954                                 $posts = array_reverse($query->fql_result_set);
 955                                 break;
 956                         case "comments":
 957                                 $comments = $query->fql_result_set;
 958                                 break;
 959                         case "likes":
 960                                 $likes = $query->fql_result_set;
 961                                 break;
 962                         case "profiles":
 963                                 $profiles = $query->fql_result_set;
 964                                 break;
 965                         case "applications":
 966                                 $applications = $query->fql_result_set;
 967                                 break;
 968                         case "avatars":
 969                                 $avatars = $query->fql_result_set;
 970                                 break;
 971                 }
 972         }
 973
 974         $square_avatars = array();
 975         $contacts = array();
 976         $application_data = array();
 977         $post_data = array();
 978         $comment_data = array();
 979
 980         foreach ($avatars AS $avatar) {
 981                 $avatar->id = number_format($avatar->id, 0, '', '');
 982                 $square_avatars[$avatar->id] = $avatar;
 983         }
 984         unset($avatars);
 985
 986         foreach ($profiles AS $profile) {
 987                 $profile->id = number_format($profile->id, 0, '', '');
 988
 989                 if ($square_avatars[$profile->id]->url != "")
 990                         $profile->pic_square = $square_avatars[$profile->id]->url;
 991
 992                 $contacts[$profile->id] = $profile;
 993         }
 994         unset($profiles);
 995         unset($square_avatars);
 996
 997         foreach ($applications AS $application) {
 998                 $application->app_id = number_format($application->app_id, 0, '', '');
 999                 $application_data[$application->app_id] = $application;
1000         }
1001         unset($applications);
1002
1003         foreach ($posts AS $post) {
1004                 $post->actor_id = number_format($post->actor_id, 0, '', '');
1005                 $post->source_id = number_format($post->source_id, 0, '', '');
1006                 $post->app_id = number_format($post->app_id, 0, '', '');
1007                 $post_data[$post->post_id] = $post;
1008         }
1009         unset($posts);
1010
1011         foreach($comments AS $comment) {
1012                 $comment->fromid = number_format($comment->fromid, 0, '', '');
1013                 $comment_data[$comment->id] = $comment;
1014         }
1015         unset($comments);
1016
1017         foreach ($post_data AS $post) {
1018                 if ($post->updated_time > $last_updated)
1019                         $last_updated = $post->updated_time;
1020
1021                 fbsync_createpost($a, $uid, $self, $contacts, $application_data, $post, $create_user);
1022         }
1023
1024         foreach ($comment_data AS $comment) {
1025                 fbsync_createcomment($a, $uid, $self_id, $self, $user, $contacts, $application_data, $comment);
1026         }
1027
1028         foreach($likes AS $like) {
1029                 $like->user_id = number_format($like->user_id, 0, '', '');
1030
1031                 fbsync_createlike($a, $uid, $self_id, $self, $contacts, $like);
1032         }
1033
1034         set_pconfig($uid,'fbsync','last_updated', $last_updated);
1035 }
1036 ?>