mod/item.php

   1 <?php
   2 /**
   3  * @file mod/item.php
   4  */
   5
   6 /*
   7  * This is the POST destination for most all locally posted
   8  * text stuff. This function handles status, wall-to-wall status,
   9  * local comments, and remote coments that are posted on this site
  10  * (as opposed to being delivered in a feed).
  11  * Also processed here are posts and comments coming through the
  12  * statusnet/twitter API.
  13  *
  14  * All of these become an "item" which is our basic unit of
  15  * information.
  16  */
  17 use Friendica\App;
  18 use Friendica\Core\Config;
  19 use Friendica\Core\System;
  20 use Friendica\Core\Worker;
  21 use Friendica\Database\DBM;
  22 use Friendica\Model\Contact;
  23 use Friendica\Model\GContact;
  24 use Friendica\Model\Item;
  25 use Friendica\Network\Probe;
  26 use Friendica\Protocol\Diaspora;
  27 use Friendica\Protocol\Email;
  28 use Friendica\Util\Emailer;
  29
  30 require_once 'include/enotify.php';
  31 require_once 'include/tags.php';
  32 require_once 'include/threads.php';
  33 require_once 'include/text.php';
  34 require_once 'include/items.php';
  35
  36 function item_post(App $a) {
  37         if (!local_user() && !remote_user()) {
  38                 return;
  39         }
  40
  41         require_once 'include/security.php';
  42
  43         $uid = local_user();
  44
  45         if (x($_REQUEST, 'dropitems')) {
  46                 $arr_drop = explode(',', $_REQUEST['dropitems']);
  47                 drop_items($arr_drop);
  48                 $json = ['success' => 1];
  49                 echo json_encode($json);
  50                 killme();
  51         }
  52
  53         call_hooks('post_local_start', $_REQUEST);
  54         // logger('postinput ' . file_get_contents('php://input'));
  55         logger('postvars ' . print_r($_REQUEST,true), LOGGER_DATA);
  56
  57         $api_source = x($_REQUEST, 'api_source') && $_REQUEST['api_source'];
  58
  59         $message_id = ((x($_REQUEST, 'message_id') && $api_source) ? strip_tags($_REQUEST['message_id']) : '');
  60
  61         $return_path = (x($_REQUEST, 'return') ? $_REQUEST['return'] : '');
  62         $preview = (x($_REQUEST, 'preview') ? intval($_REQUEST['preview']) : 0);
  63
  64         /*
  65          * Check for doubly-submitted posts, and reject duplicates
  66          * Note that we have to ignore previews, otherwise nothing will post
  67          * after it's been previewed
  68          */
  69         if (!$preview && x($_REQUEST, 'post_id_random')) {
  70                 if (x($_SESSION, 'post-random') && $_SESSION['post-random'] == $_REQUEST['post_id_random']) {
  71                         logger("item post: duplicate post", LOGGER_DEBUG);
  72                         item_post_return(System::baseUrl(), $api_source, $return_path);
  73                 } else {
  74                         $_SESSION['post-random'] = $_REQUEST['post_id_random'];
  75                 }
  76         }
  77
  78         // Is this a reply to something?
  79         $parent = (x($_REQUEST, 'parent') ? intval($_REQUEST['parent']) : 0);
  80         $parent_uri = (x($_REQUEST, 'parent_uri') ? trim($_REQUEST['parent_uri']) : '');
  81
  82         $parent_item = null;
  83         $parent_contact = null;
  84         $parid = 0;
  85         $r = false;
  86         $objecttype = null;
  87         $parent_user = null;
  88
  89         if ($parent || $parent_uri) {
  90
  91                 $objecttype = ACTIVITY_OBJ_COMMENT;
  92
  93                 if (!x($_REQUEST, 'type')) {
  94                         $_REQUEST['type'] = 'net-comment';
  95                 }
  96
  97                 if ($parent) {
  98                         $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
  99                                 intval($parent)
 100                         );
 101                 } elseif ($parent_uri && local_user()) {
 102                         // This is coming from an API source, and we are logged in
 103                         $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 104                                 dbesc($parent_uri),
 105                                 intval(local_user())
 106                         );
 107
 108                         // if this isn't the real parent of the conversation, find it
 109                         if (DBM::is_result($r)) {
 110                                 $parid = $r[0]['parent'];
 111                                 if ($r[0]['id'] != $r[0]['parent']) {
 112                                         $r = q("SELECT * FROM `item` WHERE `id` = `parent` AND `parent` = %d LIMIT 1",
 113                                                 intval($parid)
 114                                         );
 115                                 }
 116                         }
 117                 }
 118
 119                 if (!DBM::is_result($r)) {
 120                         notice(t('Unable to locate original post.') . EOL);
 121                         if (x($_REQUEST, 'return')) {
 122                                 goaway($return_path);
 123                         }
 124                         killme();
 125                 }
 126                 $parent_item = $r[0];
 127                 $parent = $parent_item['id'];
 128                 $parent_uri = $parent_item['uri'];
 129                 $parent_user = $parent_item['uid'];
 130
 131                 if ($parent_item['contact-id']) {
 132                         $r = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 133                                 intval($parent_item['contact-id'])
 134                         );
 135                         if (DBM::is_result($r)) {
 136                                 $parent_contact = $r[0];
 137                         }
 138
 139                         // If the contact id doesn't fit with the contact, then set the contact to null
 140                         $thrparent = q("SELECT `author-link`, `network` FROM `item` WHERE `uri` = '%s' LIMIT 1", dbesc($parent_uri));
 141                         if (DBM::is_result($thrparent) && ($thrparent[0]["network"] === NETWORK_OSTATUS)
 142                                 && (normalise_link($parent_contact["url"]) != normalise_link($thrparent[0]["author-link"]))) {
 143                                 $parent_contact = Contact::getDetailsByURL($thrparent[0]["author-link"]);
 144
 145                                 if (!isset($parent_contact["nick"])) {
 146                                         $probed_contact = Probe::uri($thrparent[0]["author-link"]);
 147                                         if ($probed_contact["network"] != NETWORK_FEED) {
 148                                                 $parent_contact = $probed_contact;
 149                                                 $parent_contact["nurl"] = normalise_link($probed_contact["url"]);
 150                                                 $parent_contact["thumb"] = $probed_contact["photo"];
 151                                                 $parent_contact["micro"] = $probed_contact["photo"];
 152                                                 $parent_contact["addr"] = $probed_contact["addr"];
 153                                         }
 154                                 }
 155                                 logger('no contact found: ' . print_r($thrparent, true), LOGGER_DEBUG);
 156                         } else {
 157                                 logger('parent contact: ' . print_r($parent_contact, true), LOGGER_DEBUG);
 158                         }
 159
 160                         if ($parent_contact["nick"] == "") {
 161                                 $parent_contact["nick"] = $parent_contact["name"];
 162                         }
 163                 }
 164         }
 165
 166         if ($parent) {
 167                 logger('mod_item: item_post parent=' . $parent);
 168         }
 169
 170         $profile_uid = (x($_REQUEST, 'profile_uid') ? intval($_REQUEST['profile_uid']) : 0);
 171         $post_id     = (x($_REQUEST, 'post_id')     ? intval($_REQUEST['post_id'])     : 0);
 172         $app         = (x($_REQUEST, 'source')      ? strip_tags($_REQUEST['source'])  : '');
 173         $extid       = (x($_REQUEST, 'extid')       ? strip_tags($_REQUEST['extid'])   : '');
 174         $object      = (x($_REQUEST, 'object')      ? $_REQUEST['object']              : '');
 175
 176         // Ensure that the user id in a thread always stay the same
 177         if (!is_null($parent_user)) {
 178                 $profile_uid = $parent_user;
 179         }
 180
 181         // Check for multiple posts with the same message id (when the post was created via API)
 182         if (($message_id != '') && ($profile_uid != 0)) {
 183                 $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 184                         dbesc($message_id),
 185                         intval($profile_uid)
 186                 );
 187
 188                 if (DBM::is_result($r)) {
 189                         logger("Message with URI ".$message_id." already exists for user ".$profile_uid, LOGGER_DEBUG);
 190                         return;
 191                 }
 192         }
 193
 194         // Allow commenting if it is an answer to a public post
 195         $allow_comment = local_user() && ($profile_uid == 0) && $parent && in_array($parent_item['network'], [NETWORK_OSTATUS, NETWORK_DIASPORA, NETWORK_DFRN]);
 196
 197         // Now check that valid personal details have been provided
 198         if (!can_write_wall($profile_uid) && !$allow_comment) {
 199                 notice(t('Permission denied.') . EOL) ;
 200                 if (x($_REQUEST, 'return')) {
 201                         goaway($return_path);
 202                 }
 203                 killme();
 204         }
 205
 206
 207         // is this an edited post?
 208
 209         $orig_post = null;
 210
 211         if ($post_id) {
 212                 $i = q("SELECT * FROM `item` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 213                         intval($profile_uid),
 214                         intval($post_id)
 215                 );
 216                 if (!DBM::is_result($i)) {
 217                         killme();
 218                 }
 219                 $orig_post = $i[0];
 220         }
 221
 222         $user = null;
 223
 224         $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
 225                 intval($profile_uid)
 226         );
 227         if (DBM::is_result($r)) {
 228                 $user = $r[0];
 229         }
 230
 231         if ($orig_post) {
 232                 $str_group_allow   = $orig_post['allow_gid'];
 233                 $str_contact_allow = $orig_post['allow_cid'];
 234                 $str_group_deny    = $orig_post['deny_gid'];
 235                 $str_contact_deny  = $orig_post['deny_cid'];
 236                 $location          = $orig_post['location'];
 237                 $coord             = $orig_post['coord'];
 238                 $verb              = $orig_post['verb'];
 239                 $objecttype        = $orig_post['object-type'];
 240                 $emailcc           = $orig_post['emailcc'];
 241                 $app               = $orig_post['app'];
 242                 $categories        = $orig_post['file'];
 243                 $title             = notags(trim($_REQUEST['title']));
 244                 $body              = escape_tags(trim($_REQUEST['body']));
 245                 $private           = $orig_post['private'];
 246                 $pubmail_enable    = $orig_post['pubmail'];
 247                 $network           = $orig_post['network'];
 248                 $guid              = $orig_post['guid'];
 249                 $extid             = $orig_post['extid'];
 250
 251         } else {
 252
 253                 /*
 254                  * if coming from the API and no privacy settings are set,
 255                  * use the user default permissions - as they won't have
 256                  * been supplied via a form.
 257                  */
 258                 /// @TODO use x($_REQUEST, 'foo') here
 259                 if ($api_source
 260                         && !array_key_exists('contact_allow', $_REQUEST)
 261                         && !array_key_exists('group_allow', $_REQUEST)
 262                         && !array_key_exists('contact_deny', $_REQUEST)
 263                         && !array_key_exists('group_deny', $_REQUEST)) {
 264                         $str_group_allow   = $user['allow_gid'];
 265                         $str_contact_allow = $user['allow_cid'];
 266                         $str_group_deny    = $user['deny_gid'];
 267                         $str_contact_deny  = $user['deny_cid'];
 268                 } else {
 269
 270                         // use the posted permissions
 271
 272                         $str_group_allow   = perms2str($_REQUEST['group_allow']);
 273                         $str_contact_allow = perms2str($_REQUEST['contact_allow']);
 274                         $str_group_deny    = perms2str($_REQUEST['group_deny']);
 275                         $str_contact_deny  = perms2str($_REQUEST['contact_deny']);
 276                 }
 277
 278                 $title             = notags(trim($_REQUEST['title']));
 279                 $location          = notags(trim($_REQUEST['location']));
 280                 $coord             = notags(trim($_REQUEST['coord']));
 281                 $verb              = notags(trim($_REQUEST['verb']));
 282                 $emailcc           = notags(trim($_REQUEST['emailcc']));
 283                 $body              = escape_tags(trim($_REQUEST['body']));
 284                 $network           = notags(trim($_REQUEST['network']));
 285                 $guid              = get_guid(32);
 286
 287                 item_add_language_opt($_REQUEST);
 288                 $postopts = $_REQUEST['postopts'] ? $_REQUEST['postopts'] : "";
 289
 290                 $private = ((strlen($str_group_allow) || strlen($str_contact_allow) || strlen($str_group_deny) || strlen($str_contact_deny)) ? 1 : 0);
 291
 292                 if ($user['hidewall']) {
 293                         $private = 2;
 294                 }
 295
 296                 // If this is a comment, set the permissions from the parent.
 297
 298                 if ($parent_item) {
 299
 300                         // for non native networks use the network of the original post as network of the item
 301                         if (($parent_item['network'] != NETWORK_DIASPORA)
 302                                 && ($parent_item['network'] != NETWORK_OSTATUS)
 303                                 && ($network == "")) {
 304                                 $network = $parent_item['network'];
 305                         }
 306
 307                         $str_contact_allow = $parent_item['allow_cid'];
 308                         $str_group_allow   = $parent_item['allow_gid'];
 309                         $str_contact_deny  = $parent_item['deny_cid'];
 310                         $str_group_deny    = $parent_item['deny_gid'];
 311                         $private           = $parent_item['private'];
 312                 }
 313
 314                 $pubmail_enable    = ((x($_REQUEST, 'pubmail_enable') && intval($_REQUEST['pubmail_enable']) && !$private) ? 1 : 0);
 315
 316                 // if using the API, we won't see pubmail_enable - figure out if it should be set
 317
 318                 if ($api_source && $profile_uid && $profile_uid == local_user() && !$private) {
 319                         $mail_disabled = ((function_exists('imap_open') && !Config::get('system', 'imap_disabled')) ? 0 : 1);
 320                         if (!$mail_disabled) {
 321                                 /// @TODO Check if only pubmail is loaded, * loads all columns
 322                                 $r = q("SELECT * FROM `mailacct` WHERE `uid` = %d AND `server` != '' LIMIT 1",
 323                                         intval(local_user())
 324                                 );
 325                                 if (DBM::is_result($r) && intval($r[0]['pubmail'])) {
 326                                         $pubmail_enabled = true;
 327                                 }
 328                         }
 329                 }
 330
 331                 if (!strlen($body)) {
 332                         if ($preview) {
 333                                 killme();
 334                         }
 335                         info(t('Empty post discarded.') . EOL);
 336                         if (x($_REQUEST, 'return')) {
 337                                 goaway($return_path);
 338                         }
 339                         killme();
 340                 }
 341         }
 342
 343         if (strlen($categories)) {
 344                 // get the "fileas" tags for this post
 345                 $filedas = file_tag_file_to_list($categories, 'file');
 346         }
 347         // save old and new categories, so we can determine what needs to be deleted from pconfig
 348         $categories_old = $categories;
 349         $categories = file_tag_list_to_file(trim($_REQUEST['category']), 'category');
 350         $categories_new = $categories;
 351         if (strlen($filedas)) {
 352                 // append the fileas stuff to the new categories list
 353                 $categories .= file_tag_list_to_file($filedas, 'file');
 354         }
 355
 356         // get contact info for poster
 357
 358         $author = null;
 359         $self   = false;
 360         $contact_id = 0;
 361
 362         if (local_user() && ((local_user() == $profile_uid) || $allow_comment)) {
 363                 $self = true;
 364                 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` LIMIT 1",
 365                         intval($_SESSION['uid']));
 366         } elseif (remote_user()) {
 367                 if (x($_SESSION, 'remote') && is_array($_SESSION['remote'])) {
 368                         foreach ($_SESSION['remote'] as $v) {
 369                                 if ($v['uid'] == $profile_uid) {
 370                                         $contact_id = $v['cid'];
 371                                         break;
 372                                 }
 373                         }
 374                 }
 375                 if ($contact_id) {
 376                         $r = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 377                                 intval($contact_id)
 378                         );
 379                 }
 380         }
 381
 382         if (DBM::is_result($r)) {
 383                 $author = $r[0];
 384                 $contact_id = $author['id'];
 385         }
 386
 387         // get contact info for owner
 388
 389         if ($profile_uid == local_user() || $allow_comment) {
 390                 $contact_record = $author;
 391         } else {
 392                 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` LIMIT 1",
 393                         intval($profile_uid)
 394                 );
 395                 if (DBM::is_result($r)) {
 396                         $contact_record = $r[0];
 397                 }
 398         }
 399
 400         $post_type = notags(trim($_REQUEST['type']));
 401
 402         if ($post_type === 'net-comment' && $parent_item !== null) {
 403                 if ($parent_item['wall'] == 1) {
 404                         $post_type = 'wall-comment';
 405                 } else {
 406                         $post_type = 'remote-comment';
 407                 }
 408         }
 409
 410         // Look for any tags and linkify them
 411         $str_tags = '';
 412         $inform   = '';
 413
 414         $tags = get_tags($body);
 415
 416         /*
 417          * add a statusnet style reply tag if the original post was from there
 418          * and we are replying, and there isn't one already
 419          */
 420         if ($parent && ($parent_contact['network'] == NETWORK_OSTATUS)) {
 421                 $contact = '@[url=' . $parent_contact['url'] . ']' . $parent_contact['nick'] . '[/url]';
 422
 423                 if (!in_array($contact, $tags)) {
 424                         $body = $contact . ' ' . $body;
 425                         $tags[] = $contact;
 426                 }
 427
 428                 $toplevel_contact = "";
 429                 $toplevel_parent = q("SELECT `contact`.* FROM `contact`
 430                                                 INNER JOIN `item` ON `item`.`contact-id` = `contact`.`id` AND `contact`.`url` = `item`.`author-link`
 431                                                 WHERE `item`.`id` = `item`.`parent` AND `item`.`parent` = %d", intval($parent));
 432                 if (DBM::is_result($toplevel_parent)) {
 433                         if (!empty($toplevel_parent[0]['addr'])) {
 434                                 $toplevel_contact = '@' . $toplevel_parent[0]['addr'];
 435                         } else {
 436                                 $toplevel_contact = '@' . $toplevel_parent[0]['nick'] . '+' . $toplevel_parent[0]['id'];
 437                         }
 438                 } else {
 439                         $toplevel_parent = q("SELECT `author-link`, `author-name` FROM `item` WHERE `id` = `parent` AND `parent` = %d", intval($parent));
 440                         $toplevel_contact = '@[url=' . $toplevel_parent[0]['author-link'] . ']' . $toplevel_parent[0]['author-name'] . '[/url]';
 441                 }
 442
 443                 if (!in_array($toplevel_contact, $tags)) {
 444                         $tags[] = $toplevel_contact;
 445                 }
 446         }
 447
 448         $tagged = [];
 449
 450         $private_forum = false;
 451         $only_to_forum = false;
 452         $forum_contact = [];
 453
 454         if (count($tags)) {
 455                 foreach ($tags as $tag) {
 456
 457                         $tag_type = substr($tag, 0, 1);
 458
 459                         if ($tag_type == '#') {
 460                                 continue;
 461                         }
 462
 463                         /*
 464                          * If we already tagged 'Robert Johnson', don't try and tag 'Robert'.
 465                          * Robert Johnson should be first in the $tags array
 466                          */
 467                         $fullnametagged = false;
 468                         /// @TODO $tagged is initialized above if () block and is not filled, maybe old-lost code?
 469                         foreach ($tagged as $nextTag) {
 470                                 if (stristr($nextTag, $tag . ' ')) {
 471                                         $fullnametagged = true;
 472                                         break;
 473                                 }
 474                         }
 475                         if ($fullnametagged) {
 476                                 continue;
 477                         }
 478
 479                         $success = handle_tag($a, $body, $inform, $str_tags, local_user() ? local_user() : $profile_uid, $tag, $network);
 480                         if ($success['replaced']) {
 481                                 $tagged[] = $tag;
 482                         }
 483                         // When the forum is private or the forum is addressed with a "!" make the post private
 484                         if (is_array($success['contact']) && ($success['contact']['prv'] || ($tag_type == '!'))) {
 485                                 $private_forum = $success['contact']['prv'];
 486                                 $only_to_forum = ($tag_type == '!');
 487                                 $private_id = $success['contact']['id'];
 488                                 $forum_contact = $success['contact'];
 489                         } elseif (is_array($success['contact']) && $success['contact']['forum'] &&
 490                                 ($str_contact_allow == '<' . $success['contact']['id'] . '>')) {
 491                                 $private_forum = false;
 492                                 $only_to_forum = true;
 493                                 $private_id = $success['contact']['id'];
 494                                 $forum_contact = $success['contact'];
 495                         }
 496                 }
 497         }
 498
 499         $original_contact_id = $contact_id;
 500
 501         if (!$parent && count($forum_contact) && ($private_forum || $only_to_forum)) {
 502                 // we tagged a forum in a top level post. Now we change the post
 503                 $private = $private_forum;
 504
 505                 $str_group_allow = '';
 506                 $str_contact_deny = '';
 507                 $str_group_deny = '';
 508                 if ($private_forum) {
 509                         $str_contact_allow = '<' . $private_id . '>';
 510                 } else {
 511                         $str_contact_allow = '';
 512                 }
 513                 $contact_id = $private_id;
 514                 $contact_record = $forum_contact;
 515                 $_REQUEST['origin'] = false;
 516         }
 517
 518         /*
 519          * When a photo was uploaded into the message using the (profile wall) ajax
 520          * uploader, The permissions are initially set to disallow anybody but the
 521          * owner from seeing it. This is because the permissions may not yet have been
 522          * set for the post. If it's private, the photo permissions should be set
 523          * appropriately. But we didn't know the final permissions on the post until
 524          * now. So now we'll look for links of uploaded messages that are in the
 525          * post and set them to the same permissions as the post itself.
 526          */
 527
 528         $match = null;
 529
 530         if (!$preview && preg_match_all("/\[img([\=0-9x]*?)\](.*?)\[\/img\]/",$body,$match)) {
 531                 $images = $match[2];
 532                 if (count($images)) {
 533
 534                         $objecttype = ACTIVITY_OBJ_IMAGE;
 535
 536                         foreach ($images as $image) {
 537                                 if (!stristr($image, System::baseUrl() . '/photo/')) {
 538                                         continue;
 539                                 }
 540                                 $image_uri = substr($image,strrpos($image,'/') + 1);
 541                                 $image_uri = substr($image_uri,0, strpos($image_uri,'-'));
 542                                 if (!strlen($image_uri)) {
 543                                         continue;
 544                                 }
 545                                 $srch = '<' . intval($original_contact_id) . '>';
 546
 547                                 $r = q("SELECT `id` FROM `photo` WHERE `allow_cid` = '%s' AND `allow_gid` = '' AND `deny_cid` = '' AND `deny_gid` = ''
 548                                         AND `resource-id` = '%s' AND `uid` = %d LIMIT 1",
 549                                         dbesc($srch),
 550                                         dbesc($image_uri),
 551                                         intval($profile_uid)
 552                                 );
 553
 554                                 if (!DBM::is_result($r)) {
 555                                         continue;
 556                                 }
 557
 558                                 $r = q("UPDATE `photo` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'
 559                                         WHERE `resource-id` = '%s' AND `uid` = %d AND `album` = '%s' ",
 560                                         dbesc($str_contact_allow),
 561                                         dbesc($str_group_allow),
 562                                         dbesc($str_contact_deny),
 563                                         dbesc($str_group_deny),
 564                                         dbesc($image_uri),
 565                                         intval($profile_uid),
 566                                         dbesc(t('Wall Photos'))
 567                                 );
 568                         }
 569                 }
 570         }
 571
 572
 573         /*
 574          * Next link in any attachment references we find in the post.
 575          */
 576         $match = false;
 577
 578         if (!$preview && preg_match_all("/\[attachment\](.*?)\[\/attachment\]/", $body, $match)) {
 579                 $attaches = $match[1];
 580                 if (count($attaches)) {
 581                         foreach ($attaches as $attach) {
 582                                 $r = q("SELECT * FROM `attach` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 583                                         intval($profile_uid),
 584                                         intval($attach)
 585                                 );
 586                                 if (DBM::is_result($r)) {
 587                                         $r = q("UPDATE `attach` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'
 588                                                 WHERE `uid` = %d AND `id` = %d",
 589                                                 dbesc($str_contact_allow),
 590                                                 dbesc($str_group_allow),
 591                                                 dbesc($str_contact_deny),
 592                                                 dbesc($str_group_deny),
 593                                                 intval($profile_uid),
 594                                                 intval($attach)
 595                                         );
 596                                 }
 597                         }
 598                 }
 599         }
 600
 601         // embedded bookmark or attachment in post? set bookmark flag
 602
 603         $bookmark = 0;
 604         $data = get_attachment_data($body);
 605         if (preg_match_all("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism", $body, $match, PREG_SET_ORDER) || isset($data["type"])) {
 606                 $objecttype = ACTIVITY_OBJ_BOOKMARK;
 607                 $bookmark = 1;
 608         }
 609
 610         $body = bb_translate_video($body);
 611
 612
 613         // Fold multi-line [code] sequences
 614         $body = preg_replace('/\[\/code\]\s*\[code\]/ism', "\n", $body);
 615
 616         $body = scale_external_images($body, false);
 617
 618         // Setting the object type if not defined before
 619         if (!$objecttype) {
 620                 $objecttype = ACTIVITY_OBJ_NOTE; // Default value
 621                 require_once 'include/plaintext.php';
 622                 $objectdata = get_attached_data($body);
 623
 624                 if ($objectdata["type"] == "link") {
 625                         $objecttype = ACTIVITY_OBJ_BOOKMARK;
 626                 } elseif ($objectdata["type"] == "video") {
 627                         $objecttype = ACTIVITY_OBJ_VIDEO;
 628                 } elseif ($objectdata["type"] == "photo") {
 629                         $objecttype = ACTIVITY_OBJ_IMAGE;
 630                 }
 631
 632         }
 633
 634         $attachments = '';
 635         $match = false;
 636
 637         if (preg_match_all('/(\[attachment\]([0-9]+)\[\/attachment\])/',$body,$match)) {
 638                 foreach ($match[2] as $mtch) {
 639                         $r = q("SELECT `id`,`filename`,`filesize`,`filetype` FROM `attach` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 640                                 intval($profile_uid),
 641                                 intval($mtch)
 642                         );
 643                         if (DBM::is_result($r)) {
 644                                 if (strlen($attachments)) {
 645                                         $attachments .= ',';
 646                                 }
 647                                 $attachments .= '[attach]href="' . System::baseUrl() . '/attach/' . $r[0]['id'] . '" length="' . $r[0]['filesize'] . '" type="' . $r[0]['filetype'] . '" title="' . (($r[0]['filename']) ? $r[0]['filename'] : '') . '"[/attach]';
 648                         }
 649                         $body = str_replace($match[1],'',$body);
 650                 }
 651         }
 652
 653         $wall = 0;
 654
 655         if (($post_type === 'wall' || $post_type === 'wall-comment') && !count($forum_contact)) {
 656                 $wall = 1;
 657         }
 658
 659         if (!strlen($verb)) {
 660                 $verb = ACTIVITY_POST;
 661         }
 662
 663         if ($network == "") {
 664                 $network = NETWORK_DFRN;
 665         }
 666
 667         $gravity = ($parent ? 6 : 0);
 668
 669         // even if the post arrived via API we are considering that it
 670         // originated on this site by default for determining relayability.
 671
 672         $origin = (x($_REQUEST, 'origin') ? intval($_REQUEST['origin']) : 1);
 673
 674         $notify_type = ($parent ? 'comment-new' : 'wall-new');
 675
 676         $uri = ($message_id ? $message_id : item_new_uri($a->get_hostname(), $profile_uid, $guid));
 677
 678         // Fallback so that we alway have a parent uri
 679         if (!$parent_uri || !$parent) {
 680                 $parent_uri = $uri;
 681         }
 682
 683         $datarray = [];
 684         $datarray['uid']           = $profile_uid;
 685         $datarray['type']          = $post_type;
 686         $datarray['wall']          = $wall;
 687         $datarray['gravity']       = $gravity;
 688         $datarray['network']       = $network;
 689         $datarray['contact-id']    = $contact_id;
 690         $datarray['owner-name']    = $contact_record['name'];
 691         $datarray['owner-link']    = $contact_record['url'];
 692         $datarray['owner-avatar']  = $contact_record['thumb'];
 693         $datarray['owner-id']      = Contact::getIdForURL($datarray['owner-link'], 0);
 694         $datarray['author-name']   = $author['name'];
 695         $datarray['author-link']   = $author['url'];
 696         $datarray['author-avatar'] = $author['thumb'];
 697         $datarray['author-id']     = Contact::getIdForURL($datarray['author-link'], 0);
 698         $datarray['created']       = datetime_convert();
 699         $datarray['edited']        = datetime_convert();
 700         $datarray['commented']     = datetime_convert();
 701         $datarray['received']      = datetime_convert();
 702         $datarray['changed']       = datetime_convert();
 703         $datarray['extid']         = $extid;
 704         $datarray['guid']          = $guid;
 705         $datarray['uri']           = $uri;
 706         $datarray['title']         = $title;
 707         $datarray['body']          = $body;
 708         $datarray['app']           = $app;
 709         $datarray['location']      = $location;
 710         $datarray['coord']         = $coord;
 711         $datarray['tag']           = $str_tags;
 712         $datarray['file']          = $categories;
 713         $datarray['inform']        = $inform;
 714         $datarray['verb']          = $verb;
 715         $datarray['object-type']   = $objecttype;
 716         $datarray['allow_cid']     = $str_contact_allow;
 717         $datarray['allow_gid']     = $str_group_allow;
 718         $datarray['deny_cid']      = $str_contact_deny;
 719         $datarray['deny_gid']      = $str_group_deny;
 720         $datarray['private']       = $private;
 721         $datarray['pubmail']       = $pubmail_enable;
 722         $datarray['attach']        = $attachments;
 723         $datarray['bookmark']      = intval($bookmark);
 724         $datarray['parent-uri']    = $parent_uri;
 725         $datarray['postopts']      = $postopts;
 726         $datarray['origin']        = $origin;
 727         $datarray['moderated']     = false;
 728         $datarray['gcontact-id']   = GContact::getId(["url" => $datarray['author-link'], "network" => $datarray['network'],
 729                                                         "photo" => $datarray['author-avatar'], "name" => $datarray['author-name']]);
 730         $datarray['object']        = $object;
 731
 732         /*
 733          * These fields are for the convenience of plugins...
 734          * 'self' if true indicates the owner is posting on their own wall
 735          * If parent is 0 it is a top-level post.
 736          */
 737         $datarray['parent']        = $parent;
 738         $datarray['self']          = $self;
 739
 740         // This triggers posts via API and the mirror functions
 741         $datarray['api_source'] = $api_source;
 742
 743         // This field is for storing the raw conversation data
 744         $datarray['protocol'] = PROTOCOL_DFRN;
 745
 746         $r = dba::fetch_first("SELECT `conversation-uri`, `conversation-href` FROM `conversation` WHERE `item-uri` = ?", $datarray['parent-uri']);
 747         if (DBM::is_result($r)) {
 748                 if ($r['conversation-uri'] != '') {
 749                         $datarray['conversation-uri'] = $r['conversation-uri'];
 750                 }
 751                 if ($r['conversation-href'] != '') {
 752                         $datarray['conversation-href'] = $r['conversation-href'];
 753                 }
 754         }
 755
 756         if ($orig_post) {
 757                 $datarray['edit'] = true;
 758         }
 759
 760         // Search for hashtags
 761         item_body_set_hashtags($datarray);
 762
 763         // preview mode - prepare the body for display and send it via json
 764         if ($preview) {
 765                 require_once 'include/conversation.php';
 766                 // We set the datarray ID to -1 because in preview mode the dataray
 767                 // doesn't have an ID.
 768                 $datarray["id"] = -1;
 769                 $o = conversation($a,[array_merge($contact_record,$datarray)],'search', false, true);
 770                 logger('preview: ' . $o);
 771                 echo json_encode(['preview' => $o]);
 772                 killme();
 773         }
 774
 775         call_hooks('post_local',$datarray);
 776
 777         if (x($datarray, 'cancel')) {
 778                 logger('mod_item: post cancelled by plugin.');
 779                 if ($return_path) {
 780                         goaway($return_path);
 781                 }
 782
 783                 $json = ['cancel' => 1];
 784                 if (x($_REQUEST, 'jsreload') && strlen($_REQUEST['jsreload'])) {
 785                         $json['reload'] = System::baseUrl() . '/' . $_REQUEST['jsreload'];
 786                 }
 787
 788                 echo json_encode($json);
 789                 killme();
 790         }
 791
 792         if ($orig_post) {
 793
 794                 // Fill the cache field
 795                 // This could be done in Item::update as well - but we have to check for the existance of some fields.
 796                 put_item_in_cache($datarray);
 797
 798                 $fields = [
 799                         'title' => $datarray['title'],
 800                         'body' => $datarray['body'],
 801                         'tag' => $datarray['tag'],
 802                         'attach' => $datarray['attach'],
 803                         'file' => $datarray['file'],
 804                         'rendered-html' => $datarray['rendered-html'],
 805                         'rendered-hash' => $datarray['rendered-hash'],
 806                         'edited' => datetime_convert(),
 807                         'changed' => datetime_convert()];
 808
 809                 Item::update($fields, ['id' => $post_id]);
 810
 811                 // update filetags in pconfig
 812                 file_tag_update_pconfig($uid,$categories_old,$categories_new,'category');
 813
 814                 if (x($_REQUEST, 'return') && strlen($return_path)) {
 815                         logger('return: ' . $return_path);
 816                         goaway($return_path);
 817                 }
 818                 killme();
 819         } else {
 820                 $post_id = 0;
 821         }
 822
 823         unset($datarray['edit']);
 824         unset($datarray['self']);
 825         unset($datarray['api_source']);
 826
 827         $post_id = item_store($datarray);
 828
 829         if (!$post_id) {
 830                 logger("Item wasn't stored.");
 831                 goaway($return_path);
 832         }
 833
 834         $datarray = dba::selectFirst('item', [], ['id' => $post_id]);
 835
 836         if (!DBM::is_result($datarray)) {
 837                 logger("Item with id ".$post_id." couldn't be fetched.");
 838                 goaway($return_path);
 839         }
 840
 841         // update filetags in pconfig
 842         file_tag_update_pconfig($uid, $categories_old, $categories_new, 'category');
 843
 844         // These notifications are sent if someone else is commenting other your wall
 845         if ($parent) {
 846                 if ($contact_record != $author) {
 847                         notification([
 848                                 'type'         => NOTIFY_COMMENT,
 849                                 'notify_flags' => $user['notify-flags'],
 850                                 'language'     => $user['language'],
 851                                 'to_name'      => $user['username'],
 852                                 'to_email'     => $user['email'],
 853                                 'uid'          => $user['uid'],
 854                                 'item'         => $datarray,
 855                                 'link'         => System::baseUrl().'/display/'.urlencode($datarray['guid']),
 856                                 'source_name'  => $datarray['author-name'],
 857                                 'source_link'  => $datarray['author-link'],
 858                                 'source_photo' => $datarray['author-avatar'],
 859                                 'verb'         => ACTIVITY_POST,
 860                                 'otype'        => 'item',
 861                                 'parent'       => $parent,
 862                                 'parent_uri'   => $parent_item['uri']
 863                         ]);
 864                 }
 865
 866                 // Store the comment signature information in case we need to relay to Diaspora
 867                 Diaspora::storeCommentSignature($datarray, $author, ($self ? $user['prvkey'] : false), $post_id);
 868         } else {
 869                 if (($contact_record != $author) && !count($forum_contact)) {
 870                         notification([
 871                                 'type'         => NOTIFY_WALL,
 872                                 'notify_flags' => $user['notify-flags'],
 873                                 'language'     => $user['language'],
 874                                 'to_name'      => $user['username'],
 875                                 'to_email'     => $user['email'],
 876                                 'uid'          => $user['uid'],
 877                                 'item'         => $datarray,
 878                                 'link'         => System::baseUrl().'/display/'.urlencode($datarray['guid']),
 879                                 'source_name'  => $datarray['author-name'],
 880                                 'source_link'  => $datarray['author-link'],
 881                                 'source_photo' => $datarray['author-avatar'],
 882                                 'verb'         => ACTIVITY_POST,
 883                                 'otype'        => 'item'
 884                         ]);
 885                 }
 886         }
 887
 888         call_hooks('post_local_end', $datarray);
 889
 890         if (strlen($emailcc) && $profile_uid == local_user()) {
 891                 $erecips = explode(',', $emailcc);
 892                 if (count($erecips)) {
 893                         foreach ($erecips as $recip) {
 894                                 $addr = trim($recip);
 895                                 if (!strlen($addr)) {
 896                                         continue;
 897                                 }
 898                                 $disclaimer = '<hr />' . sprintf(t('This message was sent to you by %s, a member of the Friendica social network.'), $a->user['username'])
 899                                         . '<br />';
 900                                 $disclaimer .= sprintf(t('You may visit them online at %s'), System::baseUrl() . '/profile/' . $a->user['nickname']) . EOL;
 901                                 $disclaimer .= t('Please contact the sender by replying to this post if you do not wish to receive these messages.') . EOL;
 902                                 if (!$datarray['title']=='') {
 903                                         $subject = Email::encodeHeader($datarray['title'], 'UTF-8');
 904                                 } else {
 905                                         $subject = Email::encodeHeader('[Friendica]' . ' ' . sprintf(t('%s posted an update.'), $a->user['username']), 'UTF-8');
 906                                 }
 907                                 $link = '<a href="' . System::baseUrl() . '/profile/' . $a->user['nickname'] . '"><img src="' . $author['thumb'] . '" alt="' . $a->user['username'] . '" /></a><br /><br />';
 908                                 $html    = prepare_body($datarray);
 909                                 $message = '<html><body>' . $link . $html . $disclaimer . '</body></html>';
 910                                 include_once 'include/html2plain.php';
 911                                 $params =  [
 912                                         'fromName' => $a->user['username'],
 913                                         'fromEmail' => $a->user['email'],
 914                                         'toEmail' => $addr,
 915                                         'replyTo' => $a->user['email'],
 916                                         'messageSubject' => $subject,
 917                                         'htmlVersion' => $message,
 918                                         'textVersion' => html2plain($html.$disclaimer)
 919                                 ];
 920                                 Emailer::send($params);
 921                         }
 922                 }
 923         }
 924
 925         // Insert an item entry for UID=0 for global entries.
 926         // We now do it in the background to save some time.
 927         // This is important in interactive environments like the frontend or the API.
 928         // We don't fork a new process since this is done anyway with the following command
 929         Worker::add(['priority' => PRIORITY_HIGH, 'dont_fork' => true], "CreateShadowEntry", $post_id);
 930
 931         // Call the background process that is delivering the item to the receivers
 932         Worker::add(PRIORITY_HIGH, "Notifier", $notify_type, $post_id);
 933
 934         logger('post_complete');
 935
 936         item_post_return(System::baseUrl(), $api_source, $return_path);
 937         // NOTREACHED
 938 }
 939
 940 function item_post_return($baseurl, $api_source, $return_path) {
 941         // figure out how to return, depending on from whence we came
 942
 943         if ($api_source) {
 944                 return;
 945         }
 946
 947         if ($return_path) {
 948                 goaway($return_path);
 949         }
 950
 951         $json = ['success' => 1];
 952         if (x($_REQUEST, 'jsreload') && strlen($_REQUEST['jsreload'])) {
 953                 $json['reload'] = $baseurl . '/' . $_REQUEST['jsreload'];
 954         }
 955
 956         logger('post_json: ' . print_r($json,true), LOGGER_DEBUG);
 957
 958         echo json_encode($json);
 959         killme();
 960 }
 961
 962
 963
 964 function item_content(App $a) {
 965
 966         if (!local_user() && !remote_user()) {
 967                 return;
 968         }
 969
 970         require_once 'include/security.php';
 971
 972         $o = '';
 973         if (($a->argc == 3) && ($a->argv[1] === 'drop') && intval($a->argv[2])) {
 974                 if (is_ajax()) {
 975                         $o = Item::delete($a->argv[2]);
 976                 } else {
 977                         $o = drop_item($a->argv[2]);
 978                 }
 979                 if (is_ajax()) {
 980                         // ajax return: [<item id>, 0 (no perm) | <owner id>]
 981                         echo json_encode([intval($a->argv[2]), intval($o)]);
 982                         killme();
 983                 }
 984         }
 985         return $o;
 986 }
 987
 988 /**
 989  * This function removes the tag $tag from the text $body and replaces it with
 990  * the appropiate link.
 991  *
 992  * @param App $a Application instance @TODO is unused in this function's scope (excluding included files)
 993  * @param unknown_type $body the text to replace the tag in
 994  * @param string $inform a comma-seperated string containing everybody to inform
 995  * @param string $str_tags string to add the tag to
 996  * @param integer $profile_uid
 997  * @param string $tag the tag to replace
 998  * @param string $network The network of the post
 999  *
1000  * @return boolean true if replaced, false if not replaced
1001  */
1002 function handle_tag(App $a, &$body, &$inform, &$str_tags, $profile_uid, $tag, $network = "")
1003 {
1004         $replaced = false;
1005         $r = null;
1006         $tag_type = '@';
1007
1008         //is it a person tag?
1009         if ((strpos($tag, '@') === 0) || (strpos($tag, '!') === 0)) {
1010                 $tag_type = substr($tag, 0, 1);
1011                 //is it already replaced?
1012                 if (strpos($tag, '[url=')) {
1013                         //append tag to str_tags
1014                         if (!stristr($str_tags, $tag)) {
1015                                 if (strlen($str_tags)) {
1016                                         $str_tags .= ',';
1017                                 }
1018                                 $str_tags .= $tag;
1019                         }
1020
1021                         // Checking for the alias that is used for OStatus
1022                         $pattern = "/[@!]\[url\=(.*?)\](.*?)\[\/url\]/ism";
1023                         if (preg_match($pattern, $tag, $matches)) {
1024
1025                                 $r = q("SELECT `alias`, `name` FROM `contact` WHERE `nurl` = '%s' AND `alias` != '' AND `uid` = 0",
1026                                         normalise_link($matches[1]));
1027                                 if (!DBM::is_result($r)) {
1028                                         $r = q("SELECT `alias`, `name` FROM `gcontact` WHERE `nurl` = '%s' AND `alias` != ''",
1029                                                 normalise_link($matches[1]));
1030                                 }
1031                                 if (DBM::is_result($r)) {
1032                                         $data = $r[0];
1033                                 } else {
1034                                         $data = Probe::uri($matches[1]);
1035                                 }
1036
1037                                 if ($data["alias"] != "") {
1038                                         $newtag = '@[url=' . $data["alias"] . ']' . $data["name"] . '[/url]';
1039                                         if (!stristr($str_tags, $newtag)) {
1040                                                 if (strlen($str_tags)) {
1041                                                         $str_tags .= ',';
1042                                                 }
1043                                                 $str_tags .= $newtag;
1044                                         }
1045                                 }
1046                         }
1047
1048                         return $replaced;
1049                 }
1050                 $stat = false;
1051                 //get the person's name
1052                 $name = substr($tag, 1);
1053
1054                 // Sometimes the tag detection doesn't seem to work right
1055                 // This is some workaround
1056                 $nameparts = explode(" ", $name);
1057                 $name = $nameparts[0];
1058
1059                 // Try to detect the contact in various ways
1060                 if ((strpos($name, '@')) || (strpos($name, 'http://'))) {
1061                         // Is it in format @user@domain.tld or @http://domain.tld/...?
1062
1063                         // First check the contact table for the address
1064                         $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network`, `notify`, `forum`, `prv` FROM `contact`
1065                                 WHERE `addr` = '%s' AND `uid` = %d AND
1066                                         (`network` != '%s' OR (`notify` != '' AND `alias` != ''))
1067                                 LIMIT 1",
1068                                         dbesc($name),
1069                                         intval($profile_uid),
1070                                         dbesc(NETWORK_OSTATUS)
1071                         );
1072
1073                         // Then check in the contact table for the url
1074                         if (!DBM::is_result($r)) {
1075                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network`, `notify`, `forum`, `prv` FROM `contact`
1076                                         WHERE `nurl` = '%s' AND `uid` = %d AND
1077                                                 (`network` != '%s' OR (`notify` != '' AND `alias` != ''))
1078                                         LIMIT 1",
1079                                                 dbesc(normalise_link($name)),
1080                                                 intval($profile_uid),
1081                                                 dbesc(NETWORK_OSTATUS)
1082                                 );
1083                         }
1084
1085                         // Then check in the global contacts for the address
1086                         if (!DBM::is_result($r)) {
1087                                 $r = q("SELECT `url`, `nick`, `name`, `alias`, `network`, `notify` FROM `gcontact`
1088                                         WHERE `addr` = '%s' AND (`network` != '%s' OR (`notify` != '' AND `alias` != ''))
1089                                         LIMIT 1",
1090                                                 dbesc($name),
1091                                                 dbesc(NETWORK_OSTATUS)
1092                                 );
1093                         }
1094
1095                         // Then check in the global contacts for the url
1096                         if (!DBM::is_result($r)) {
1097                                 $r = q("SELECT `url`, `nick`, `name`, `alias`, `network`, `notify` FROM `gcontact`
1098                                         WHERE `nurl` = '%s' AND (`network` != '%s' OR (`notify` != '' AND `alias` != ''))
1099                                         LIMIT 1",
1100                                                 dbesc(normalise_link($name)),
1101                                                 dbesc(NETWORK_OSTATUS)
1102                                 );
1103                         }
1104
1105                         if (!DBM::is_result($r)) {
1106                                 $probed = Probe::uri($name);
1107                                 if ($result['network'] != NETWORK_PHANTOM) {
1108                                         GContact::update($probed);
1109                                         $r = q("SELECT `url`, `name`, `nick`, `network`, `alias`, `notify` FROM `gcontact` WHERE `nurl` = '%s' LIMIT 1",
1110                                                 dbesc(normalise_link($probed["url"])));
1111                                 }
1112                         }
1113                 } else {
1114                         $r = false;
1115                         if (strrpos($name, '+')) {
1116                                 // Is it in format @nick+number?
1117                                 $tagcid = intval(substr($name, strrpos($name, '+') + 1));
1118
1119                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network` FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
1120                                                 intval($tagcid),
1121                                                 intval($profile_uid)
1122                                 );
1123                         }
1124
1125                         // select someone by attag or nick and the name passed in the current network
1126                         if (!DBM::is_result($r) && ($network != ""))
1127                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network` FROM `contact` WHERE `attag` = '%s' OR `nick` = '%s' AND `network` = '%s' AND `uid` = %d ORDER BY `attag` DESC LIMIT 1",
1128                                                 dbesc($name),
1129                                                 dbesc($name),
1130                                                 dbesc($network),
1131                                                 intval($profile_uid)
1132                                 );
1133
1134                         //select someone from this user's contacts by name in the current network
1135                         if (!DBM::is_result($r) && ($network != "")) {
1136                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network` FROM `contact` WHERE `name` = '%s' AND `network` = '%s' AND `uid` = %d LIMIT 1",
1137                                                 dbesc($name),
1138                                                 dbesc($network),
1139                                                 intval($profile_uid)
1140                                 );
1141                         }
1142
1143                         // select someone by attag or nick and the name passed in
1144                         if (!DBM::is_result($r)) {
1145                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network` FROM `contact` WHERE `attag` = '%s' OR `nick` = '%s' AND `uid` = %d ORDER BY `attag` DESC LIMIT 1",
1146                                                 dbesc($name),
1147                                                 dbesc($name),
1148                                                 intval($profile_uid)
1149                                 );
1150                         }
1151
1152                         // select someone from this user's contacts by name
1153                         if (!DBM::is_result($r)) {
1154                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network` FROM `contact` WHERE `name` = '%s' AND `uid` = %d LIMIT 1",
1155                                                 dbesc($name),
1156                                                 intval($profile_uid)
1157                                 );
1158                         }
1159                 }
1160
1161                 if (DBM::is_result($r)) {
1162                         if (strlen($inform) && (isset($r[0]["notify"]) || isset($r[0]["id"]))) {
1163                                 $inform .= ',';
1164                         }
1165
1166                         if (isset($r[0]["id"])) {
1167                                 $inform .= 'cid:' . $r[0]["id"];
1168                         } elseif (isset($r[0]["notify"])) {
1169                                 $inform  .= $r[0]["notify"];
1170                         }
1171
1172                         $profile = $r[0]["url"];
1173                         $alias   = $r[0]["alias"];
1174                         $newname = $r[0]["nick"];
1175                         if (($newname == "") || (($r[0]["network"] != NETWORK_OSTATUS) && ($r[0]["network"] != NETWORK_TWITTER)
1176                                 && ($r[0]["network"] != NETWORK_STATUSNET) && ($r[0]["network"] != NETWORK_APPNET))) {
1177                                 $newname = $r[0]["name"];
1178                         }
1179                 }
1180
1181                 //if there is an url for this persons profile
1182                 if (isset($profile) && ($newname != "")) {
1183                         $replaced = true;
1184                         // create profile link
1185                         $profile = str_replace(',', '%2c', $profile);
1186                         $newtag = $tag_type.'[url=' . $profile . ']' . $newname . '[/url]';
1187                         $body = str_replace($tag_type . $name, $newtag, $body);
1188                         // append tag to str_tags
1189                         if (!stristr($str_tags, $newtag)) {
1190                                 if (strlen($str_tags)) {
1191                                         $str_tags .= ',';
1192                                 }
1193                                 $str_tags .= $newtag;
1194                         }
1195
1196                         /*
1197                          * Status.Net seems to require the numeric ID URL in a mention if the person isn't
1198                          * subscribed to you. But the nickname URL is OK if they are. Grrr. We'll tag both.
1199                          */
1200                         if (strlen($alias)) {
1201                                 $newtag = '@[url=' . $alias . ']' . $newname . '[/url]';
1202                                 if (!stristr($str_tags, $newtag)) {
1203                                         if (strlen($str_tags)) {
1204                                                 $str_tags .= ',';
1205                                         }
1206                                         $str_tags .= $newtag;
1207                                 }
1208                         }
1209                 }
1210         }
1211
1212         return ['replaced' => $replaced, 'contact' => $r[0]];
1213 }