fbpost/fbpost.php

   1 <?php
   2 /**
   3  * Name: Facebook Post Connector
   4  * Version: 1.3
   5  * Author: Mike Macgirvin <http://macgirvin.com/profile/mike>
   6  * Author: Tobias Hößl <https://github.com/CatoTH/>
   7  *
   8  */
   9
  10 /**
  11  * Installing the Friendica/Facebook connector
  12  *
  13  * Detailed instructions how to use this plugin can be found at
  14  * https://github.com/friendica/friendica/wiki/How-to:-Friendica%E2%80%99s-Facebook-connector
  15  *
  16  * Vidoes and embeds will not be posted if there is no other content. Links
  17  * and images will be converted to a format suitable for the Facebook API and
  18  * long posts truncated - with a link to view the full post.
  19  *
  20  * Facebook contacts will not be able to view private photos, as they are not able to
  21  * authenticate to your site to establish identity. We will address this
  22  * in a future release.
  23  */
  24
  25 define('FACEBOOK_DEFAULT_POLL_INTERVAL', 5); // given in minutes
  26
  27 require_once('include/security.php');
  28
  29 function fbpost_install() {
  30         register_hook('post_local',       'addon/fbpost/fbpost.php', 'fbpost_post_local');
  31         register_hook('notifier_normal',  'addon/fbpost/fbpost.php', 'fbpost_post_hook');
  32         register_hook('jot_networks',     'addon/fbpost/fbpost.php', 'fbpost_jot_nets');
  33         register_hook('connector_settings',  'addon/fbpost/fbpost.php', 'fbpost_plugin_settings');
  34         register_hook('enotify',          'addon/fbpost/fbpost.php', 'fbpost_enotify');
  35         register_hook('queue_predeliver', 'addon/fbpost/fbpost.php', 'fbpost_queue_hook');
  36         register_hook('cron',             'addon/fbpost/fbpost.php', 'fbpost_cron');
  37 }
  38
  39
  40 function fbpost_uninstall() {
  41         unregister_hook('post_local',       'addon/fbpost/fbpost.php', 'fbpost_post_local');
  42         unregister_hook('notifier_normal',  'addon/fbpost/fbpost.php', 'fbpost_post_hook');
  43         unregister_hook('jot_networks',     'addon/fbpost/fbpost.php', 'fbpost_jot_nets');
  44         unregister_hook('connector_settings',  'addon/fbpost/fbpost.php', 'fbpost_plugin_settings');
  45         unregister_hook('enotify',          'addon/fbpost/fbpost.php', 'fbpost_enotify');
  46         unregister_hook('queue_predeliver', 'addon/fbpost/fbpost.php', 'fbpost_queue_hook');
  47         unregister_hook('cron',             'addon/fbpost/fbpost.php', 'fbpost_cron');
  48 }
  49
  50
  51 /* declare the fbpost_module function so that /fbpost url requests will land here */
  52
  53 function fbpost_module() {}
  54
  55
  56
  57 // If a->argv[1] is a nickname, this is a callback from Facebook oauth requests.
  58 // If $_REQUEST["realtime_cb"] is set, this is a callback from the Real-Time Updates API
  59
  60 /**
  61  * @param App $a
  62  */
  63 function fbpost_init(&$a) {
  64
  65         if($a->argc != 2)
  66                 return;
  67
  68         $nick = $a->argv[1];
  69
  70         if(strlen($nick))
  71                 $r = q("SELECT `uid` FROM `user` WHERE `nickname` = '%s' LIMIT 1",
  72                                 dbesc($nick)
  73                 );
  74         if(!(isset($r) && count($r)))
  75                 return;
  76
  77         $uid           = $r[0]['uid'];
  78         $auth_code     = (x($_GET, 'code') ? $_GET['code'] : '');
  79         $error         = (x($_GET, 'error_description') ? $_GET['error_description'] : '');
  80
  81
  82         if($error)
  83                 logger('fbpost_init: Error: ' . $error);
  84
  85         if($auth_code && $uid) {
  86
  87                 $appid = get_config('facebook','appid');
  88                 $appsecret = get_config('facebook', 'appsecret');
  89
  90                 $x = fetch_url('https://graph.facebook.com/oauth/access_token?client_id='
  91                         . $appid . '&client_secret=' . $appsecret . '&redirect_uri='
  92                         . urlencode($a->get_baseurl() . '/fbpost/' . $nick)
  93                         . '&code=' . $auth_code);
  94
  95                 logger('fbpost_init: returned access token: ' . $x, LOGGER_DATA);
  96
  97                 if(strpos($x,'access_token=') !== false) {
  98                         $token = str_replace('access_token=', '', $x);
  99                         if(strpos($token,'&') !== false)
 100                                 $token = substr($token,0,strpos($token,'&'));
 101                         set_pconfig($uid,'facebook','access_token',$token);
 102                         set_pconfig($uid,'facebook','post','1');
 103                         fbpost_get_self($uid);
 104                 }
 105
 106         }
 107
 108 }
 109
 110
 111 /**
 112  * @param int $uid
 113  */
 114 function fbpost_get_self($uid) {
 115         $access_token = get_pconfig($uid,'facebook','access_token');
 116         if(! $access_token)
 117                 return;
 118         $s = fetch_url('https://graph.facebook.com/me/?access_token=' . $access_token);
 119         if($s) {
 120                 $j = json_decode($s);
 121                 set_pconfig($uid,'facebook','self_id',(string) $j->id);
 122         }
 123 }
 124
 125
 126 // This is the POST method to the facebook settings page
 127 // Content is posted to Facebook in the function facebook_post_hook()
 128
 129 /**
 130  * @param App $a
 131  */
 132 function fbpost_post(&$a) {
 133
 134         $uid = local_user();
 135         if($uid){
 136
 137
 138                 $fb_limited = get_config('facebook','crestrict');
 139
 140
 141                 $value = ((x($_POST,'post_by_default')) ? intval($_POST['post_by_default']) : 0);
 142                 set_pconfig($uid,'facebook','post_by_default', $value);
 143
 144                 $value = ((x($_POST,'mirror_posts')) ? intval($_POST['mirror_posts']) : 0);
 145                 set_pconfig($uid,'facebook','mirror_posts', $value);
 146
 147                 $value = ((x($_POST,'suppress_view_on_friendica')) ? intval($_POST['suppress_view_on_friendica']) : 0);
 148                 set_pconfig($uid,'facebook','suppress_view_on_friendica', $value);
 149
 150                 $value = ((x($_POST,'post_to_page')) ? $_POST['post_to_page'] : "0-0");
 151                 $values = explode("-", $value);
 152                 set_pconfig($uid,'facebook','post_to_page', $values[0]);
 153                 set_pconfig($uid,'facebook','page_access_token', $values[1]);
 154
 155                 info( t('Settings updated.') . EOL);
 156         }
 157
 158         return;
 159 }
 160
 161 // Facebook settings form
 162
 163 /**
 164  * @param App $a
 165  * @return string
 166  */
 167 function fbpost_content(&$a) {
 168
 169         if(! local_user()) {
 170                 notice( t('Permission denied.') . EOL);
 171                 return '';
 172         }
 173
 174
 175         if(! service_class_allows(local_user(),'facebook_connect')) {
 176                 notice( t('Permission denied.') . EOL);
 177                 return upgrade_bool_message();
 178         }
 179
 180
 181         if($a->argc > 1 && $a->argv[1] === 'remove') {
 182                 del_pconfig(local_user(),'facebook','post');
 183                 info( t('Facebook Post disabled') . EOL);
 184         }
 185
 186         $o = '';
 187
 188         $fb_installed = false;
 189         if (get_pconfig(local_user(),'facebook','post')) {
 190                 $access_token = get_pconfig(local_user(),'facebook','access_token');
 191                 if ($access_token) {
 192                         $s = fetch_url('https://graph.facebook.com/me/feed?access_token=' . $access_token);
 193                         if($s) {
 194                                 $j = json_decode($s);
 195                                 if (isset($j->data)) $fb_installed = true;
 196                         }
 197                 }
 198         }
 199
 200         $appid = get_config('facebook','appid');
 201
 202         if(! $appid) {
 203                 notice( t('Facebook API key is missing.') . EOL);
 204                 return '';
 205         }
 206
 207         $a->page['htmlhead'] .= '<link rel="stylesheet" type="text/css" href="'
 208                 . $a->get_baseurl() . '/addon/fbpost/fbpost.css' . '" media="all" />' . "\r\n";
 209
 210         $o .= '<h3>' . t('Facebook Post') . '</h3>';
 211
 212         if(! $fb_installed) {
 213                 $o .= '<div id="fbpost-enable-wrapper">';
 214
 215                 $o .= '<a href="https://www.facebook.com/dialog/oauth?client_id=' . $appid . '&redirect_uri='
 216                         . $a->get_baseurl() . '/fbpost/' . $a->user['nickname'] . '&scope=read_stream,publish_stream,manage_pages,photo_upload,user_groups,offline_access">' . t('Install Facebook Post connector for this account.') . '</a>';
 217                 $o .= '</div>';
 218         }
 219
 220         if($fb_installed) {
 221                 $o .= '<div id="fbpost-disable-wrapper">';
 222
 223                 $o .= '<a href="' . $a->get_baseurl() . '/fbpost/remove' . '">' . t('Remove Facebook Post connector') . '</a></div>';
 224
 225                 $o .= '<div id="fbpost-enable-wrapper">';
 226
 227                 $o .= '<a href="https://www.facebook.com/dialog/oauth?client_id=' . $appid . '&redirect_uri='
 228                         . $a->get_baseurl() . '/fbpost/' . $a->user['nickname'] . '&scope=read_stream,publish_stream,manage_pages,photo_upload,user_groups,offline_access">' . t('Re-authenticate [This is necessary whenever your Facebook password is changed.]') . '</a>';
 229                 $o .= '</div>';
 230
 231                 $o .= '<div id="fbpost-post-default-form">';
 232                 $o .= '<form action="fbpost" method="post" >';
 233                 $post_by_default = get_pconfig(local_user(),'facebook','post_by_default');
 234                 $checked = (($post_by_default) ? ' checked="checked" ' : '');
 235                 $o .= '<input type="checkbox" name="post_by_default" value="1"' . $checked . '/>' . ' ' . t('Post to Facebook by default') . EOL;
 236
 237                 $suppress_view_on_friendica = get_pconfig(local_user(),'facebook','suppress_view_on_friendica');
 238                 $checked = (($suppress_view_on_friendica) ? ' checked="checked" ' : '');
 239                 $o .= '<input type="checkbox" name="suppress_view_on_friendica" value="1"' . $checked . '/>' . ' ' . t('Suppress "View on friendica"') . EOL;
 240
 241                 $mirror_posts = get_pconfig(local_user(),'facebook','mirror_posts');
 242                 $checked = (($mirror_posts) ? ' checked="checked" ' : '');
 243                 $o .= '<input type="checkbox" name="mirror_posts" value="1"' . $checked . '/>' . ' ' . t('Mirror wall posts from facebook to friendica.') . EOL;
 244
 245                 // List all pages
 246                 $post_to_page = get_pconfig(local_user(),'facebook','post_to_page');
 247                 $page_access_token = get_pconfig(local_user(),'facebook','page_access_token');
 248                 $fb_token  = get_pconfig($a->user['uid'],'facebook','access_token');
 249                 $url = 'https://graph.facebook.com/me/accounts';
 250                 $x = fetch_url($url."?access_token=".$fb_token);
 251                 $accounts = json_decode($x);
 252
 253                 $o .= t("Post to page/group:")."<select name='post_to_page'>";
 254                 if (intval($post_to_page) == 0)
 255                         $o .= "<option value='0-0' selected>".t('None')."</option>";
 256                 else
 257                         $o .= "<option value='0-0'>".t('None')."</option>";
 258
 259                 foreach($accounts->data as $account) {
 260                         if (is_array($account->perms))
 261                                 if ($post_to_page == $account->id)
 262                                         $o .= "<option value='".$account->id."-".$account->access_token."' selected>".$account->name."</option>";
 263                                 else
 264                                         $o .= "<option value='".$account->id."-".$account->access_token."'>".$account->name."</option>";
 265                 }
 266
 267                 $url = 'https://graph.facebook.com/me/groups';
 268                 $x = fetch_url($url."?access_token=".$fb_token);
 269                 $groups = json_decode($x);
 270
 271                 foreach($groups->data as $group) {
 272                         if ($post_to_page == $group->id)
 273                                 $o .= "<option value='".$group->id."-0' selected>".$group->name."</option>";
 274                         else
 275                                 $o .= "<option value='".$group->id."-0'>".$group->name."</option>";
 276                 }
 277
 278                 $o .= "</select>";
 279
 280                 $o .= '<p><input type="submit" name="submit" value="' . t('Submit') . '" /></form></div>';
 281
 282         }
 283
 284         return $o;
 285 }
 286
 287 /**
 288  * @param App $a
 289  * @param null|object $b
 290  */
 291 function fbpost_plugin_settings(&$a,&$b) {
 292
 293         $b .= '<div class="settings-block">';
 294         $b .= '<h3>' . t('Facebook') . '</h3>';
 295         $b .= '<a href="fbpost">' . t('Facebook Post Settings') . '</a><br />';
 296         $b .= '</div>';
 297
 298 }
 299
 300
 301 /**
 302  * @param App $a
 303  * @param null|object $o
 304  */
 305 function fbpost_plugin_admin(&$a, &$o){
 306
 307
 308         $o = '<input type="hidden" name="form_security_token" value="' . get_form_security_token("fbsave") . '">';
 309
 310         $o .= '<h4>' . t('Facebook API Key') . '</h4>';
 311
 312         $appid  = get_config('facebook', 'appid'  );
 313         $appsecret = get_config('facebook', 'appsecret' );
 314
 315         $ret1 = q("SELECT `v` FROM `config` WHERE `cat` = 'facebook' AND `k` = 'appid' LIMIT 1");
 316         $ret2 = q("SELECT `v` FROM `config` WHERE `cat` = 'facebook' AND `k` = 'appsecret' LIMIT 1");
 317         if ((count($ret1) > 0 && $ret1[0]['v'] != $appid) || (count($ret2) > 0 && $ret2[0]['v'] != $appsecret)) $o .= t('Error: it appears that you have specified the App-ID and -Secret in your .htconfig.php file. As long as they are specified there, they cannot be set using this form.<br><br>');
 318
 319         $o .= '<label for="fb_appid">' . t('App-ID / API-Key') . '</label><input id="fb_appid" name="appid" type="text" value="' . escape_tags($appid ? $appid : "") . '"><br style="clear: both;">';
 320         $o .= '<label for="fb_appsecret">' . t('Application secret') . '</label><input id="fb_appsecret" name="appsecret" type="text" value="' . escape_tags($appsecret ? $appsecret : "") . '"><br style="clear: both;">';
 321
 322         $o .= '<input type="submit" name="fb_save_keys" value="' . t('Save') . '">';
 323
 324 }
 325
 326 /**
 327  * @param App $a
 328  */
 329
 330 function fbpost_plugin_admin_post(&$a){
 331         check_form_security_token_redirectOnErr('/admin/plugins/fbpost', 'fbsave');
 332
 333         if (x($_REQUEST,'fb_save_keys')) {
 334                 set_config('facebook', 'appid', $_REQUEST['appid']);
 335                 set_config('facebook', 'appsecret', $_REQUEST['appsecret']);
 336
 337                 info(t('The new values have been saved.'));
 338         }
 339
 340 }
 341
 342 /**
 343  * @param App $a
 344  * @param object $b
 345  * @return mixed
 346  */
 347 function fbpost_jot_nets(&$a,&$b) {
 348         if(! local_user())
 349                 return;
 350
 351         $fb_post = get_pconfig(local_user(),'facebook','post');
 352         if(intval($fb_post) == 1) {
 353                 $fb_defpost = get_pconfig(local_user(),'facebook','post_by_default');
 354                 $selected = ((intval($fb_defpost) == 1) ? ' checked="checked" ' : '');
 355                 $b .= '<div class="profile-jot-net"><input type="checkbox" name="facebook_enable"' . $selected . ' value="1" /> '
 356                         . t('Post to Facebook') . '</div>';
 357         }
 358 }
 359
 360 function fbpost_ShareAttributes($match) {
 361
 362         $attributes = $match[1];
 363
 364         $author = "";
 365         preg_match("/author='(.*?)'/ism", $attributes, $matches);
 366         if ($matches[1] != "")
 367                 $author = $matches[1];
 368
 369         preg_match('/author="(.*?)"/ism', $attributes, $matches);
 370         if ($matches[1] != "")
 371                 $author = $matches[1];
 372
 373         $headline = '<div class="shared_header">';
 374
 375         $headline .= sprintf(t('%s:'), $author);
 376
 377         $headline .= "</div>";
 378
 379         //$text = "<br />".$headline."</strong><blockquote>".$match[2]."</blockquote>";
 380         $text = "\n\t".$match[2].":\t";
 381
 382         return($text);
 383 }
 384
 385
 386 /**
 387  * @param App $a
 388  * @param object $b
 389  * @return mixed
 390  */
 391 function fbpost_post_hook(&$a,&$b) {
 392
 393
 394         if($b['deleted'] || ($b['created'] !== $b['edited']))
 395                 return;
 396
 397         // Don't transmit answers (have to be cleaned up in the following code)
 398         if($b['parent'] != $b['id'])
 399                 return;
 400
 401         // if post comes from facebook don't send it back
 402         if($b['app'] == "Facebook")
 403                 return;
 404
 405         /**
 406          * Post to Facebook stream
 407          */
 408
 409         require_once('include/group.php');
 410         require_once('include/html2plain.php');
 411
 412         logger('Facebook post');
 413
 414         $reply = false;
 415         $likes = false;
 416
 417         $deny_arr = array();
 418         $allow_arr = array();
 419
 420         $toplevel = (($b['id'] == $b['parent']) ? true : false);
 421
 422
 423         $linking = ((get_pconfig($b['uid'],'facebook','no_linking')) ? 0 : 1);
 424
 425         if((! $toplevel) && ($linking)) {
 426                 $r = q("SELECT * FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 427                         intval($b['parent']),
 428                         intval($b['uid'])
 429                 );
 430                 if(count($r) && substr($r[0]['uri'],0,4) === 'fb::')
 431                         $reply = substr($r[0]['uri'],4);
 432                 elseif(count($r) && substr($r[0]['extid'],0,4) === 'fb::')
 433                         $reply = substr($r[0]['extid'],4);
 434                 else
 435                         return;
 436
 437                 $u = q("SELECT * FROM user where uid = %d limit 1",
 438                         intval($b['uid'])
 439                 );
 440                 if(! count($u))
 441                         return;
 442
 443                 // only accept comments from the item owner. Other contacts are unknown to FB.
 444
 445                 if(! link_compare($b['author-link'], $a->get_baseurl() . '/profile/' . $u[0]['nickname']))
 446                         return;
 447
 448
 449                 logger('facebook reply id=' . $reply);
 450         }
 451
 452         if(strstr($b['postopts'],'facebook') || ($b['private']) || ($reply)) {
 453
 454                 if($b['private'] && $reply === false) {
 455                         $allow_people = expand_acl($b['allow_cid']);
 456                         $allow_groups = expand_groups(expand_acl($b['allow_gid']));
 457                         $deny_people  = expand_acl($b['deny_cid']);
 458                         $deny_groups  = expand_groups(expand_acl($b['deny_gid']));
 459
 460                         $recipients = array_unique(array_merge($allow_people,$allow_groups));
 461                         $deny = array_unique(array_merge($deny_people,$deny_groups));
 462
 463                         $allow_str = dbesc(implode(', ',$recipients));
 464                         if($allow_str) {
 465                                 $r = q("SELECT `notify` FROM `contact` WHERE `id` IN ( $allow_str ) AND `network` = 'face'");
 466                                 if(count($r))
 467                                         foreach($r as $rr)
 468                                                 $allow_arr[] = $rr['notify'];
 469                         }
 470
 471                         $deny_str = dbesc(implode(', ',$deny));
 472                         if($deny_str) {
 473                                 $r = q("SELECT `notify` FROM `contact` WHERE `id` IN ( $deny_str ) AND `network` = 'face'");
 474                                 if(count($r))
 475                                         foreach($r as $rr)
 476                                                 $deny_arr[] = $rr['notify'];
 477                         }
 478
 479                         if(count($deny_arr) && (! count($allow_arr))) {
 480
 481                                 // One or more FB folks were denied access but nobody on FB was specifically allowed access.
 482                                 // This might cause the post to be open to public on Facebook, but only to selected members
 483                                 // on another network. Since this could potentially leak a post to somebody who was denied,
 484                                 // we will skip posting it to Facebook with a slightly vague but relevant message that will
 485                                 // hopefully lead somebody to this code comment for a better explanation of what went wrong.
 486
 487                                 notice( t('Post to Facebook cancelled because of multi-network access permission conflict.') . EOL);
 488                                 return;
 489                         }
 490
 491
 492                         // if it's a private message but no Facebook members are allowed or denied, skip Facebook post
 493
 494                         if((! count($allow_arr)) && (! count($deny_arr)))
 495                                 return;
 496                 }
 497
 498                 if($b['verb'] == ACTIVITY_LIKE)
 499                         $likes = true;
 500
 501
 502                 $appid  = get_config('facebook', 'appid'  );
 503                 $secret = get_config('facebook', 'appsecret' );
 504
 505                 if($appid && $secret) {
 506
 507                         logger('facebook: have appid+secret');
 508
 509                         $fb_token  = get_pconfig($b['uid'],'facebook','access_token');
 510
 511
 512                         // post to facebook if it's a public post and we've ticked the 'post to Facebook' box,
 513                         // or it's a private message with facebook participants
 514                         // or it's a reply or likes action to an existing facebook post
 515
 516                         if($fb_token && ($toplevel || $b['private'] || $reply)) {
 517                                 logger('facebook: able to post');
 518                                 require_once('library/facebook.php');
 519                                 require_once('include/bbcode.php');
 520
 521                                 $msg = $b['body'];
 522
 523                                 logger('Facebook post: original msg=' . $msg, LOGGER_DATA);
 524
 525                                 // make links readable before we strip the code
 526
 527                                 // unless it's a dislike - just send the text as a comment
 528
 529                                 // if($b['verb'] == ACTIVITY_DISLIKE)
 530                                 //      $msg = trim(strip_tags(bbcode($msg)));
 531
 532                                 // Looking for the first image
 533                                 $image = '';
 534                                 if(preg_match("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/is",$b['body'],$matches))
 535                                         $image = $matches[3];
 536
 537                                 if ($image == '')
 538                                         if(preg_match("/\[img\](.*?)\[\/img\]/is",$b['body'],$matches))
 539                                                 $image = $matches[1];
 540
 541                                 // When saved into the database the content is sent through htmlspecialchars
 542                                 // That means that we have to decode all image-urls
 543                                 $image = htmlspecialchars_decode($image);
 544
 545                                 // Checking for a bookmark element
 546                                 $body = $b['body'];
 547                                 if (strpos($body, "[bookmark") !== false) {
 548                                         // splitting the text in two parts:
 549                                         // before and after the bookmark
 550                                         $pos = strpos($body, "[bookmark");
 551                                         $body1 = substr($body, 0, $pos);
 552                                         $body2 = substr($body, $pos);
 553
 554                                         // Removing the bookmark and all quotes after the bookmark
 555                                         // they are mostly only the content after the bookmark.
 556                                         $body2 = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",'',$body2);
 557                                         $body2 = preg_replace("/\[quote\=([^\]]*)\](.*?)\[\/quote\]/ism",'',$body2);
 558                                         $body2 = preg_replace("/\[quote\](.*?)\[\/quote\]/ism",'',$body2);
 559
 560                                         $body = $body1.$body2;
 561                                 }
 562
 563                                 // Convert recycle signs
 564                                 $body = str_replace("\t", " ", $body);
 565                                 // recycle 1
 566                                 $recycle = html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8');
 567                                 $body = preg_replace( '/'.$recycle.'\[url\=(\w+.*?)\](\w+.*?)\[\/url\]/i', "\n\t$2:\t", $body);
 568                                 // recycle 2 (Test)
 569                                 $recycle = html_entity_decode("&#x25CC; ", ENT_QUOTES, 'UTF-8');
 570                                 $body = preg_replace( '/'.$recycle.'\[url\=(\w+.*?)\](\w+.*?)\[\/url\]/i', "\n\t$2:\t", $body);
 571
 572                                 // share element
 573                                 //$body = preg_replace_callback("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]/ism","fbpost_ShareAttributes", $body);
 574
 575                                 //$bodyparts = explode("\t", $body);
 576                                 // Doesn't help with multiple repeats - the problem has to be solved later
 577                                 //if (sizeof($bodyparts) == 3) {
 578                                 //      $html = bbcode($bodyparts[2], false, false);
 579                                 //      $test = trim(html2plain($html, 0, true));
 580
 581                                 //      if (trim($bodyparts[0]) == "")
 582                                 //              $body = trim($bodyparts[2]);
 583                                 //      else if (trim($test) == "")
 584                                 //              $body = trim($bodyparts[0]);
 585                                 //      else
 586                                 //              $body = trim($bodyparts[0])."\n\n".trim($bodyparts[1])."[quote]".trim($bodyparts[2])."[/quote]";
 587                                 //} else
 588                                         $body = str_replace("\t", "", $body);
 589
 590                                 // At first convert the text to html
 591                                 $html = bbcode($body, false, false, 2);
 592
 593                                 // Then convert it to plain text
 594                                 $msg = trim($b['title']." \n\n".html2plain($html, 0, true));
 595
 596                                 // Removing useless spaces
 597                                 if (substr($msg, -2) == "«")
 598                                         $msg = trim(substr($msg, 0, -2))."«";
 599
 600                                 $msg = html_entity_decode($msg,ENT_QUOTES,'UTF-8');
 601
 602                                 // Removing multiple newlines
 603                                 while (strpos($msg, "\n\n\n") !== false)
 604                                         $msg = str_replace("\n\n\n", "\n\n", $msg);
 605
 606                                 // add any attachments as text urls
 607                                 $arr = explode(',',$b['attach']);
 608
 609                                 if(count($arr)) {
 610                                         $msg .= "\n";
 611                                         foreach($arr as $r) {
 612                                                 $matches = false;
 613                                                 $cnt = preg_match('|\[attach\]href=\"(.*?)\" size=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"\[\/attach\]|',$r,$matches);
 614                                                 if($cnt) {
 615                                                         $msg .= "\n".$matches[1];
 616                                                 }
 617                                         }
 618                                 }
 619
 620                                 $link = '';
 621                                 $linkname = '';
 622                                 // look for bookmark-bbcode and handle it with priority
 623                                 if(preg_match("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/is",$b['body'],$matches)) {
 624                                         $link = $matches[1];
 625                                         $linkname = $matches[2];
 626                                 }
 627
 628                                 // If there is no bookmark element then take the first link
 629                                 if ($link == '') {
 630                                         $links = collecturls($html);
 631                                         if (sizeof($links) > 0) {
 632                                                 reset($links);
 633                                                 $link = current($links);
 634                                         }
 635                                 }
 636
 637                                 // Remove trailing and leading spaces
 638                                 $msg = trim($msg);
 639
 640
 641                                 // Fallback - if message is empty
 642                                 if(!strlen($msg))
 643                                         $msg = $linkname;
 644
 645                                 if(!strlen($msg))
 646                                         $msg = $link;
 647
 648                                 if(!strlen($msg))
 649                                         $msg = $image;
 650
 651                                 // If there is nothing to post then exit
 652                                 if(!strlen($msg))
 653                                         return;
 654
 655                                 logger('Facebook post: msg=' . $msg, LOGGER_DATA);
 656
 657                                 $video = "";
 658
 659                                 if($likes) {
 660                                         $postvars = array('access_token' => $fb_token);
 661                                 } else {
 662                                         // message, picture, link, name, caption, description, source, place, tags
 663                                         if(trim($link) != "")
 664                                                 if (@exif_imagetype($link) != 0) {
 665                                                         $image = $link;
 666                                                         $link = "";
 667                                                 }
 668
 669                                         $postvars = array(
 670                                                 'access_token' => $fb_token,
 671                                                 'message' => $msg
 672                                         );
 673                                         if(trim($image) != "")
 674                                                 $postvars['picture'] = $image;
 675
 676                                         if(trim($link) != "") {
 677                                                 $postvars['link'] = $link;
 678
 679                                                 if ((stristr($link,'youtube')) || (stristr($link,'youtu.be')) || (stristr($link,'vimeo'))) {
 680                                                         $video = $link;
 681                                                 }
 682                                         }
 683                                         if(trim($linkname) != "")
 684                                                 $postvars['name'] = $linkname;
 685                                 }
 686
 687                                 if(($b['private']) && ($toplevel)) {
 688                                         $postvars['privacy'] = '{"value": "CUSTOM", "friends": "SOME_FRIENDS"';
 689                                         if(count($allow_arr))
 690                                                 $postvars['privacy'] .= ',"allow": "' . implode(',',$allow_arr) . '"';
 691                                         if(count($deny_arr))
 692                                                 $postvars['privacy'] .= ',"deny": "' . implode(',',$deny_arr) . '"';
 693                                         $postvars['privacy'] .= '}';
 694
 695                                 }
 696
 697                                 $post_to_page = get_pconfig($b['uid'],'facebook','post_to_page');
 698                                 $page_access_token = get_pconfig($b['uid'],'facebook','page_access_token');
 699                                 if ((intval($post_to_page) != 0) and ($page_access_token != ""))
 700                                         $target = $post_to_page;
 701                                 else
 702                                         $target = "me";
 703
 704                                 if($reply) {
 705                                         $url = 'https://graph.facebook.com/' . $reply . '/' . (($likes) ? 'likes' : 'comments');
 706                                 } else if (($video != "") or (($image == "") and ($link != ""))) {
 707                                         // If it is a link to a video or a link without a preview picture then post it as a link
 708                                         if ($video != "")
 709                                                 $link = $video;
 710
 711                                         $postvars = array(
 712                                                 'access_token' => $fb_token,
 713                                                 'link' => $link,
 714                                         );
 715                                         if ($msg != $video)
 716                                                 $postvars['message'] = $msg;
 717
 718                                         $url = 'https://graph.facebook.com/'.$target.'/links';
 719                                 } else if (($link == "") and ($image != "")) {
 720                                         // If it is only an image without a page link then post this image as a photo
 721                                         $postvars = array(
 722                                                 'access_token' => $fb_token,
 723                                                 'url' => $image,
 724                                         );
 725                                         if ($msg != $image)
 726                                                 $postvars['message'] = $msg;
 727
 728                                         $url = 'https://graph.facebook.com/'.$target.'/photos';
 729                                 } else if (($link != "") or ($image != "") or ($b['title'] == '') or (strlen($msg) < 500)) {
 730                                         $url = 'https://graph.facebook.com/'.$target.'/feed';
 731                                         if (!get_pconfig($b['uid'],'facebook','suppress_view_on_friendica') and $b['plink'])
 732                                                 $postvars['actions'] = '{"name": "' . t('View on Friendica') . '", "link": "' .  $b['plink'] . '"}';
 733                                 } else {
 734                                         // if its only a message and a subject and the message is larger than 500 characters then post it as note
 735                                         $postvars = array(
 736                                                 'access_token' => $fb_token,
 737                                                 'message' => bbcode($b['body'], false, false),
 738                                                 'subject' => $b['title'],
 739                                         );
 740                                         $url = 'https://graph.facebook.com/'.$target.'/notes';
 741                                 }
 742
 743                                 // Post to page?
 744                                 if (!$reply and ($target != "me") and $page_access_token)
 745                                         $postvars['access_token'] = $page_access_token;
 746
 747                                 logger('facebook: post to ' . $url);
 748                                 logger('facebook: postvars: ' . print_r($postvars,true));
 749
 750                                 // "test_mode" prevents anything from actually being posted.
 751                                 // Otherwise, let's do it.
 752
 753                                 if(! get_config('facebook','test_mode')) {
 754                                         $x = post_url($url, $postvars);
 755                                         logger('Facebook post returns: ' . $x, LOGGER_DEBUG);
 756
 757                                         $retj = json_decode($x);
 758                                         if($retj->id) {
 759                                                 q("UPDATE `item` SET `extid` = '%s' WHERE `id` = %d LIMIT 1",
 760                                                         dbesc('fb::' . $retj->id),
 761                                                         intval($b['id'])
 762                                                 );
 763                                         }
 764                                         else {
 765                                                 if(! $likes) {
 766                                                         $s = serialize(array('url' => $url, 'item' => $b['id'], 'post' => $postvars));
 767                                                         require_once('include/queue_fn.php');
 768                                                         add_to_queue($a->contact,NETWORK_FACEBOOK,$s);
 769                                                         notice( t('Facebook post failed. Queued for retry.') . EOL);
 770                                                 }
 771
 772                                                 if (isset($retj->error) && $retj->error->type == "OAuthException" && $retj->error->code == 190) {
 773                                                         logger('Facebook session has expired due to changed password.', LOGGER_DEBUG);
 774
 775                                                         $last_notification = get_pconfig($b['uid'], 'facebook', 'session_expired_mailsent');
 776                                                         if (!$last_notification || $last_notification < (time() - FACEBOOK_SESSION_ERR_NOTIFICATION_INTERVAL)) {
 777                                                                 require_once('include/enotify.php');
 778
 779                                                                 $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1", intval($b['uid']) );
 780                                                                 notification(array(
 781                                                                         'uid' => $b['uid'],
 782                                                                         'type' => NOTIFY_SYSTEM,
 783                                                                         'system_type' => 'facebook_connection_invalid',
 784                                                                         'language'     => $r[0]['language'],
 785                                                                         'to_name'      => $r[0]['username'],
 786                                                                         'to_email'     => $r[0]['email'],
 787                                                                         'source_name'  => t('Administrator'),
 788                                                                         'source_link'  => $a->config["system"]["url"],
 789                                                                         'source_photo' => $a->config["system"]["url"] . '/images/person-80.jpg',
 790                                                                 ));
 791
 792                                                                 set_pconfig($b['uid'], 'facebook', 'session_expired_mailsent', time());
 793                                                         } else logger('Facebook: No notification, as the last one was sent on ' . $last_notification, LOGGER_DEBUG);
 794                                                 }
 795                                         }
 796                                 }
 797                         }
 798                 }
 799         }
 800 }
 801
 802 /**
 803  * @param App $app
 804  * @param object $data
 805  */
 806 function fbpost_enotify(&$app, &$data) {
 807         if (x($data, 'params') && $data['params']['type'] == NOTIFY_SYSTEM && x($data['params'], 'system_type') && $data['params']['system_type'] == 'facebook_connection_invalid') {
 808                 $data['itemlink'] = '/facebook';
 809                 $data['epreamble'] = $data['preamble'] = t('Your Facebook connection became invalid. Please Re-authenticate.');
 810                 $data['subject'] = t('Facebook connection became invalid');
 811                 $data['body'] = sprintf( t("Hi %1\$s,\n\nThe connection between your accounts on %2\$s and Facebook became invalid. This usually happens after you change your Facebook-password. To enable the connection again, you have to %3\$sre-authenticate the Facebook-connector%4\$s."), $data['params']['to_name'], "[url=" . $app->config["system"]["url"] . "]" . $app->config["sitename"] . "[/url]", "[url=" . $app->config["system"]["url"] . "/facebook]", "[/url]");
 812         }
 813 }
 814
 815 /**
 816  * @param App $a
 817  * @param object $b
 818  */
 819 function fbpost_post_local(&$a,&$b) {
 820
 821         // Figure out if Facebook posting is enabled for this post and file it in 'postopts'
 822         // where we will discover it during background delivery.
 823
 824         // This can only be triggered by a local user posting to their own wall.
 825
 826         if((local_user()) && (local_user() == $b['uid'])) {
 827
 828                 $fb_post   = intval(get_pconfig(local_user(),'facebook','post'));
 829                 $fb_enable = (($fb_post && x($_REQUEST,'facebook_enable')) ? intval($_REQUEST['facebook_enable']) : 0);
 830
 831                 // if API is used, default to the chosen settings
 832                 // but allow a specific override
 833
 834                 if($_REQUEST['api_source'] && intval(get_pconfig(local_user(),'facebook','post_by_default'))) {
 835                         if(! x($_REQUEST,'facebook_enable'))
 836                                 $fb_enable = 1;
 837                 }
 838
 839                 if(! $fb_enable)
 840                         return;
 841
 842                 if(strlen($b['postopts']))
 843                         $b['postopts'] .= ',';
 844                 $b['postopts'] .= 'facebook';
 845         }
 846 }
 847
 848
 849 /**
 850  * @param App $a
 851  * @param object $b
 852  */
 853 function fbpost_queue_hook(&$a,&$b) {
 854
 855         $qi = q("SELECT * FROM `queue` WHERE `network` = '%s'",
 856                 dbesc(NETWORK_FACEBOOK)
 857         );
 858         if(! count($qi))
 859                 return;
 860
 861         require_once('include/queue_fn.php');
 862
 863         foreach($qi as $x) {
 864                 if($x['network'] !== NETWORK_FACEBOOK)
 865                         continue;
 866
 867                 logger('facebook_queue: run');
 868
 869                 $r = q("SELECT `user`.* FROM `user` LEFT JOIN `contact` on `contact`.`uid` = `user`.`uid`
 870                         WHERE `contact`.`self` = 1 AND `contact`.`id` = %d LIMIT 1",
 871                         intval($x['cid'])
 872                 );
 873                 if(! count($r))
 874                         continue;
 875
 876                 $user = $r[0];
 877
 878                 $appid  = get_config('facebook', 'appid'  );
 879                 $secret = get_config('facebook', 'appsecret' );
 880
 881                 if($appid && $secret) {
 882                         $fb_post   = intval(get_pconfig($user['uid'],'facebook','post'));
 883                         $fb_token  = get_pconfig($user['uid'],'facebook','access_token');
 884
 885                         if($fb_post && $fb_token) {
 886                                 logger('facebook_queue: able to post');
 887                                 require_once('library/facebook.php');
 888
 889                                 $z = unserialize($x['content']);
 890                                 $item = $z['item'];
 891                                 $j = post_url($z['url'],$z['post']);
 892
 893                                 $retj = json_decode($j);
 894                                 if($retj->id) {
 895                                         q("UPDATE `item` SET `extid` = '%s' WHERE `id` = %d LIMIT 1",
 896                                                 dbesc('fb::' . $retj->id),
 897                                                 intval($item)
 898                                         );
 899                                         logger('facebook_queue: success: ' . $j);
 900                                         remove_queue_item($x['id']);
 901                                 }
 902                                 else {
 903                                         logger('facebook_queue: failed: ' . $j);
 904                                         update_queue_time($x['id']);
 905                                 }
 906                         }
 907                 }
 908         }
 909 }
 910
 911
 912 /**
 913  * @return bool|string
 914  */
 915 function fbpost_get_app_access_token() {
 916
 917         $acc_token = get_config('facebook','app_access_token');
 918
 919         if ($acc_token !== false) return $acc_token;
 920
 921         $appid = get_config('facebook','appid');
 922         $appsecret = get_config('facebook', 'appsecret');
 923
 924         if ($appid === false || $appsecret === false) {
 925                 logger('fb_get_app_access_token: appid and/or appsecret not set', LOGGER_DEBUG);
 926                 return false;
 927         }
 928         logger('https://graph.facebook.com/oauth/access_token?client_id=' . $appid . '&client_secret=' . $appsecret . '&grant_type=client_credentials', LOGGER_DATA);
 929         $x = fetch_url('https://graph.facebook.com/oauth/access_token?client_id=' . $appid . '&client_secret=' . $appsecret . '&grant_type=client_credentials');
 930
 931         if(strpos($x,'access_token=') !== false) {
 932                 logger('fb_get_app_access_token: returned access token: ' . $x, LOGGER_DATA);
 933
 934                 $token = str_replace('access_token=', '', $x);
 935                 if(strpos($token,'&') !== false)
 936                         $token = substr($token,0,strpos($token,'&'));
 937
 938                 if ($token == "") {
 939                         logger('fb_get_app_access_token: empty token: ' . $x, LOGGER_DEBUG);
 940                         return false;
 941                 }
 942                 set_config('facebook','app_access_token',$token);
 943                 return $token;
 944         } else {
 945                 logger('fb_get_app_access_token: response did not contain an access_token: ' . $x, LOGGER_DATA);
 946                 return false;
 947         }
 948 }
 949
 950 function fbpost_cron($a,$b) {
 951         $last = get_config('facebook','last_poll');
 952
 953         $poll_interval = intval(get_config('facebook','poll_interval'));
 954         if(! $poll_interval)
 955                 $poll_interval = FACEBOOK_DEFAULT_POLL_INTERVAL;
 956
 957         if($last) {
 958                 $next = $last + ($poll_interval * 60);
 959                 if($next > time()) {
 960                         logger('facebook: poll intervall not reached');
 961                         return;
 962                 }
 963         }
 964         logger('facebook: cron_start');
 965
 966         $r = q("SELECT * FROM `pconfig` WHERE `cat` = 'facebook' AND `k` = 'mirror_posts' AND `v` = '1' ORDER BY RAND() ");
 967         if(count($r)) {
 968                 foreach($r as $rr) {
 969                         logger('facebook: fetching for user '.$rr['uid']);
 970                         fbpost_fetchwall($a, $rr['uid']);
 971                 }
 972         }
 973
 974         logger('facebook: cron_end');
 975
 976         set_config('facebook','last_poll', time());
 977 }
 978
 979 function fbpost_fetchwall($a, $uid) {
 980         $access_token = get_pconfig($uid,'facebook','access_token');
 981         $post_to_page = get_pconfig($uid,'facebook','post_to_page');
 982         $lastcreated = get_pconfig($uid,'facebook','last_created');
 983
 984         if ((int)$post_to_page == 0)
 985                 $post_to_page = "me";
 986
 987         $url = "https://graph.facebook.com/".$post_to_page."/feed?access_token=".$access_token;
 988
 989         $first_time = ($lastcreated == "");
 990
 991         if ($lastcreated != "")
 992                 $url .= "&since=".urlencode($lastcreated);
 993
 994         $feed = fetch_url($url);
 995         $data = json_decode($feed);
 996
 997         if (!is_array($data->data))
 998                 return;
 999
1000         $items = array_reverse($data->data);
1001
1002         foreach ($items as $item) {
1003                 if ($item->created_time > $lastcreated)
1004                         $lastcreated = $item->created_time;
1005
1006                 if ($first_time)
1007                         continue;
1008
1009                 if ($item->application->id == get_config('facebook','appid'))
1010                         continue;
1011
1012                 if(isset($item->privacy) && ($item->privacy->value !== 'EVERYONE') && ($item->privacy->value !== ''))
1013                         continue;
1014
1015                 if (($post_to_page != $item->from->id) AND ((int)$post_to_page != 0))
1016                         continue;
1017
1018                 $_SESSION["authenticated"] = true;
1019                 $_SESSION["uid"] = $uid;
1020
1021                 unset($_REQUEST);
1022                 $_REQUEST["type"] = "wall";
1023                 $_REQUEST["api_source"] = true;
1024                 $_REQUEST["profile_uid"] = $uid;
1025                 $_REQUEST["source"] = "Facebook";
1026
1027                 $_REQUEST["title"] = "";
1028
1029                 $_REQUEST["body"] = (isset($item->message) ? escape_tags($item->message) : '');
1030
1031                 if(isset($item->name) and isset($item->link))
1032                         $_REQUEST["body"] .= "\n\n[bookmark=".$item->link."]".$item->name."[/bookmark]";
1033                 elseif (isset($item->name))
1034                         $_REQUEST["body"] .= "\n\n[b]" . $item->name."[/b]";
1035
1036                 /*if(isset($item->caption)) {
1037                         if(!isset($item->name) and isset($item->link))
1038                                 $_REQUEST["body"] .= "\n\n[bookmark=".$item->link."]".$item->caption."[/bookmark]";
1039                         //else
1040                         //      $_REQUEST["body"] .= "[i]" . $item->caption."[/i]\n";
1041                         }
1042
1043                         if(!isset($item->caption) and !isset($item->name)) {
1044                                 if (isset($item->link))
1045                                         $_REQUEST["body"] .= "\n[url]".$item->link."[/url]\n";
1046                                 else
1047                                         $_REQUEST["body"] .= "\n";
1048                 }*/
1049
1050                 $quote = "";
1051                 if(isset($item->description) and ($item->type != "photo"))
1052                         $quote = $item->description;
1053
1054                 if(isset($item->caption) and ($item->type == "photo"))
1055                         $quote = $item->caption;
1056
1057                 //if (isset($item->properties))
1058                 //      foreach ($item->properties as $property)
1059                 //              $quote .= "\n".$property->name.": [url=".$property->href."]".$property->text."[/url]";
1060
1061                 if ($quote)
1062                         $_REQUEST["body"] .= "\n[quote]".$quote."[/quote]";
1063
1064                 // Only import the picture when the message is no video
1065                 // oembed display a picture of the video as well
1066                 if ($item->type != "video") {
1067                 //if (($item->type != "video") and ($item->type != "photo")) {
1068                         if(isset($item->picture) && isset($item->link))
1069                                 $_REQUEST["body"] .= "\n".'[url='.$item->link.'][img]'.fpost_cleanpicture($item->picture).'[/img][/url]';
1070                         else {
1071                                 if (isset($item->picture))
1072                                         $_REQUEST["body"] .= "\n".'[img]'.fpost_cleanpicture($item->picture).'[/img]';
1073                                 // if just a link, it may be a wall photo - check
1074                                 if(isset($item->link))
1075                                         $_REQUEST["body"] .= fbpost_get_photo($uid,$item->link);
1076                         }
1077                 }
1078
1079                 /*if (($datarray['app'] == "Events") and isset($item->actions))
1080                         foreach ($item->actions as $action)
1081                                 if ($action->name == "View")
1082                                         $_REQUEST["body"] .= " [url=".$action->link."]".$item->story."[/url]";
1083                 */
1084
1085                 if(trim($_REQUEST["body"]) == '') {
1086                         logger('facebook: empty body '.$item->id.' '.print_r($item, true));
1087                         continue;
1088                 }
1089
1090                 $_REQUEST["body"] = trim($_REQUEST["body"]);
1091
1092                 if (isset($item->place)) {
1093                         if ($item->place->name or $item->place->location->street or
1094                                 $item->place->location->city or $item->place->location->country) {
1095                                 $_REQUEST["location"] = '';
1096                                 if ($item->place->name)
1097                                         $_REQUEST["location"] .= $item->place->name;
1098                                 if ($item->place->location->street)
1099                                         $_REQUEST["location"] .= " ".$item->place->location->street;
1100                                 if ($item->place->location->city)
1101                                         $_REQUEST["location"] .= " ".$item->place->location->city;
1102                                 if ($item->place->location->country)
1103                                         $_REQUEST["location"] .= " ".$item->place->location->country;
1104
1105                                 $_REQUEST["location"] = trim($_REQUEST["location"]);
1106                         }
1107                         if ($item->place->location->latitude and $item->place->location->longitude)
1108                                 $_REQUEST["coord"] = substr($item->place->location->latitude, 0, 8)
1109                                                 .' '.substr($item->place->location->longitude, 0, 8);
1110                 }
1111
1112                 //print_r($_REQUEST);
1113                 logger('facebook: posting for user '.$uid);
1114
1115                 require_once('mod/item.php');
1116                 item_post($a);
1117         }
1118
1119         set_pconfig($uid,'facebook','last_created', $lastcreated);
1120 }
1121
1122 function fbpost_get_photo($uid,$link) {
1123         $access_token = get_pconfig($uid,'facebook','access_token');
1124         if(! $access_token || (! stristr($link,'facebook.com/photo.php')))
1125                 return "";
1126
1127         $ret = preg_match('/fbid=([0-9]*)/',$link,$match);
1128         if($ret)
1129                 $photo_id = $match[1];
1130         else
1131                 return "";
1132
1133         $x = fetch_url('https://graph.facebook.com/'.$photo_id.'?access_token='.$access_token);
1134         $j = json_decode($x);
1135         if($j->picture)
1136                 return "\n\n".'[url='.$link.'][img]'.fpost_cleanpicture($j->picture).'[/img][/url]';
1137
1138         return "";
1139 }
1140
1141 function fpost_cleanpicture($image) {
1142
1143         if (strpos($image, ".fbcdn.net/") and (substr($image, -6) == "_s.jpg"))
1144                 $image = substr($image, 0, -6)."_n.jpg";
1145
1146         $queryvar = fbpost_parse_query($image);
1147         if ($queryvar['url'] != "")
1148                 $image = urldecode($queryvar['url']);
1149
1150         return $image;
1151 }
1152
1153 function fbpost_parse_query($var) {
1154         /**
1155          *  Use this function to parse out the query array element from
1156          *  the output of parse_url().
1157         */
1158         $var  = parse_url($var, PHP_URL_QUERY);
1159         $var  = html_entity_decode($var);
1160         $var  = explode('&', $var);
1161         $arr  = array();
1162
1163         foreach($var as $val) {
1164                 $x          = explode('=', $val);
1165                 $arr[$x[0]] = $x[1];
1166         }
1167
1168         unset($val, $x, $var);
1169         return $arr;
1170 }