mod/item.php

   1 <?php
   2
   3 /**
   4  *
   5  * This is the POST destination for most all locally posted
   6  * text stuff. This function handles status, wall-to-wall status,
   7  * local comments, and remote coments that are posted on this site
   8  * (as opposed to being delivered in a feed).
   9  * Also processed here are posts and comments coming through the
  10  * statusnet/twitter API.
  11  * All of these become an "item" which is our basic unit of
  12  * information.
  13  * Posts that originate externally or do not fall into the above
  14  * posting categories go through item_store() instead of this function.
  15  *
  16  */
  17
  18 require_once('include/crypto.php');
  19 require_once('include/enotify.php');
  20 require_once('include/email.php');
  21 require_once('include/tags.php');
  22 require_once('include/files.php');
  23 require_once('include/threads.php');
  24 require_once('include/text.php');
  25 require_once('include/items.php');
  26 require_once('include/Scrape.php');
  27 require_once('include/diaspora.php');
  28 require_once('include/Contact.php');
  29
  30 function item_post(App $a) {
  31
  32         if((! local_user()) && (! remote_user()) && (! x($_REQUEST,'commenter')))
  33                 return;
  34
  35         require_once('include/security.php');
  36
  37         $uid = local_user();
  38
  39         if(x($_REQUEST,'dropitems')) {
  40                 $arr_drop = explode(',',$_REQUEST['dropitems']);
  41                 drop_items($arr_drop);
  42                 $json = array('success' => 1);
  43                 echo json_encode($json);
  44                 killme();
  45         }
  46
  47         call_hooks('post_local_start', $_REQUEST);
  48 //      logger('postinput ' . file_get_contents('php://input'));
  49         logger('postvars ' . print_r($_REQUEST,true), LOGGER_DATA);
  50
  51         $api_source = ((x($_REQUEST,'api_source') && $_REQUEST['api_source']) ? true : false);
  52
  53         $message_id = ((x($_REQUEST,'message_id') && $api_source)  ? strip_tags($_REQUEST['message_id'])       : '');
  54
  55         $return_path = ((x($_REQUEST,'return')) ? $_REQUEST['return'] : '');
  56         $preview = ((x($_REQUEST,'preview')) ? intval($_REQUEST['preview']) : 0);
  57
  58
  59         // Check for doubly-submitted posts, and reject duplicates
  60         // Note that we have to ignore previews, otherwise nothing will post
  61         // after it's been previewed
  62         if (!$preview && x($_REQUEST['post_id_random'])) {
  63                 if (x($_SESSION['post-random']) && $_SESSION['post-random'] == $_REQUEST['post_id_random']) {
  64                         logger("item post: duplicate post", LOGGER_DEBUG);
  65                         item_post_return(App::get_baseurl(), $api_source, $return_path);
  66                 }
  67                 else {
  68                         $_SESSION['post-random'] = $_REQUEST['post_id_random'];
  69                 }
  70         }
  71
  72         /**
  73          * Is this a reply to something?
  74          */
  75
  76         $parent = ((x($_REQUEST,'parent')) ? intval($_REQUEST['parent']) : 0);
  77         $parent_uri = ((x($_REQUEST,'parent_uri')) ? trim($_REQUEST['parent_uri']) : '');
  78
  79         $parent_item = null;
  80         $parent_contact = null;
  81         $thr_parent = '';
  82         $parid = 0;
  83         $r = false;
  84         $objecttype = null;
  85
  86         if ($parent || $parent_uri) {
  87
  88                 $objecttype = ACTIVITY_OBJ_COMMENT;
  89
  90                 if (! x($_REQUEST,'type')) {
  91                         $_REQUEST['type'] = 'net-comment';
  92                 }
  93
  94                 if ($parent) {
  95                         $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
  96                                 intval($parent)
  97                         );
  98                 } elseif ($parent_uri && local_user()) {
  99                         // This is coming from an API source, and we are logged in
 100                         $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 101                                 dbesc($parent_uri),
 102                                 intval(local_user())
 103                         );
 104                 }
 105
 106                 // if this isn't the real parent of the conversation, find it
 107                 if (dbm::is_result($r)) {
 108                         $parid = $r[0]['parent'];
 109                         $parent_uri = $r[0]['uri'];
 110                         if ($r[0]['id'] != $r[0]['parent']) {
 111                                 $r = q("SELECT * FROM `item` WHERE `id` = `parent` AND `parent` = %d LIMIT 1",
 112                                         intval($parid)
 113                                 );
 114                         }
 115                 }
 116
 117                 if (! dbm::is_result($r)) {
 118                         notice( t('Unable to locate original post.') . EOL);
 119                         if (x($_REQUEST,'return')) {
 120                                 goaway($return_path);
 121                         }
 122                         killme();
 123                 }
 124                 $parent_item = $r[0];
 125                 $parent = $r[0]['id'];
 126
 127                 // multi-level threading - preserve the info but re-parent to our single level threading
 128                 //if(($parid) && ($parid != $parent))
 129                 $thr_parent = $parent_uri;
 130
 131                 if ($parent_item['contact-id'] && $uid) {
 132                         $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 133                                 intval($parent_item['contact-id']),
 134                                 intval($uid)
 135                         );
 136                         if (dbm::is_result($r))
 137                                 $parent_contact = $r[0];
 138
 139                         // If the contact id doesn't fit with the contact, then set the contact to null
 140                         $thrparent = q("SELECT `author-link`, `network` FROM `item` WHERE `uri` = '%s' LIMIT 1", dbesc($thr_parent));
 141                         if (dbm::is_result($thrparent) AND ($thrparent[0]["network"] === NETWORK_OSTATUS)
 142                                 AND (normalise_link($parent_contact["url"]) != normalise_link($thrparent[0]["author-link"]))) {
 143                                 $parent_contact = get_contact_details_by_url($thrparent[0]["author-link"]);
 144
 145                                 if (!isset($parent_contact["nick"])) {
 146                                         require_once("include/Scrape.php");
 147                                         $probed_contact = probe_url($thrparent[0]["author-link"]);
 148                                         if ($probed_contact["network"] != NETWORK_FEED) {
 149                                                 $parent_contact = $probed_contact;
 150                                                 $parent_contact["nurl"] = normalise_link($probed_contact["url"]);
 151                                                 $parent_contact["thumb"] = $probed_contact["photo"];
 152                                                 $parent_contact["micro"] = $probed_contact["photo"];
 153                                                 $parent_contact["addr"] = $probed_contact["addr"];
 154                                         }
 155                                 }
 156                                 logger('no contact found: '.print_r($thrparent, true), LOGGER_DEBUG);
 157                         } else
 158                                 logger('parent contact: '.print_r($parent_contact, true), LOGGER_DEBUG);
 159
 160                         if ($parent_contact["nick"] == "")
 161                                 $parent_contact["nick"] = $parent_contact["name"];
 162                 }
 163         }
 164
 165         if($parent) logger('mod_item: item_post parent=' . $parent);
 166
 167         $profile_uid = ((x($_REQUEST,'profile_uid')) ? intval($_REQUEST['profile_uid']) : 0);
 168         $post_id     = ((x($_REQUEST,'post_id'))     ? intval($_REQUEST['post_id'])     : 0);
 169         $app         = ((x($_REQUEST,'source'))      ? strip_tags($_REQUEST['source'])  : '');
 170         $extid       = ((x($_REQUEST,'extid'))       ? strip_tags($_REQUEST['extid'])   : '');
 171         $object      = ((x($_REQUEST,'object'))      ? $_REQUEST['object']              : '');
 172
 173         // Check for multiple posts with the same message id (when the post was created via API)
 174         if (($message_id != '') AND ($profile_uid != 0)) {
 175                 $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
 176                         dbesc($message_id),
 177                         intval($profile_uid)
 178                 );
 179
 180                 if (dbm::is_result($r)) {
 181                         logger("Message with URI ".$message_id." already exists for user ".$profile_uid, LOGGER_DEBUG);
 182                         return;
 183                 }
 184         }
 185
 186         $allow_moderated = false;
 187
 188         // here is where we are going to check for permission to post a moderated comment.
 189
 190         // First check that the parent exists and it is a wall item.
 191
 192         if((x($_REQUEST,'commenter')) && ((! $parent) || (! $parent_item['wall']))) {
 193                 notice( t('Permission denied.') . EOL) ;
 194                 if(x($_REQUEST,'return'))
 195                         goaway($return_path);
 196                 killme();
 197         }
 198
 199         // Now check that it is a page_type of PAGE_BLOG, and that valid personal details
 200         // have been provided, and run any anti-spam plugins
 201
 202
 203
 204         if((! can_write_wall($a,$profile_uid)) && (! $allow_moderated)) {
 205                 notice( t('Permission denied.') . EOL) ;
 206                 if(x($_REQUEST,'return'))
 207                         goaway($return_path);
 208                 killme();
 209         }
 210
 211
 212         // is this an edited post?
 213
 214         $orig_post = null;
 215
 216         if($post_id) {
 217                 $i = q("SELECT * FROM `item` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 218                         intval($profile_uid),
 219                         intval($post_id)
 220                 );
 221                 if (! dbm::is_result($i)) {
 222                         killme();
 223                 }
 224                 $orig_post = $i[0];
 225         }
 226
 227         $user = null;
 228
 229         $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
 230                 intval($profile_uid)
 231         );
 232         if (dbm::is_result($r))
 233                 $user = $r[0];
 234
 235         if($orig_post) {
 236                 $str_group_allow   = $orig_post['allow_gid'];
 237                 $str_contact_allow = $orig_post['allow_cid'];
 238                 $str_group_deny    = $orig_post['deny_gid'];
 239                 $str_contact_deny  = $orig_post['deny_cid'];
 240                 $location          = $orig_post['location'];
 241                 $coord             = $orig_post['coord'];
 242                 $verb              = $orig_post['verb'];
 243                 $objecttype        = $orig_post['object-type'];
 244                 $emailcc           = $orig_post['emailcc'];
 245                 $app               = $orig_post['app'];
 246                 $categories        = $orig_post['file'];
 247                 $title             = notags(trim($_REQUEST['title']));
 248                 $body              = escape_tags(trim($_REQUEST['body']));
 249                 $private           = $orig_post['private'];
 250                 $pubmail_enable    = $orig_post['pubmail'];
 251                 $network           = $orig_post['network'];
 252                 $guid              = $orig_post['guid'];
 253                 $extid             = $orig_post['extid'];
 254
 255         } else {
 256
 257                 // if coming from the API and no privacy settings are set,
 258                 // use the user default permissions - as they won't have
 259                 // been supplied via a form.
 260
 261                 if(($api_source)
 262                         && (! array_key_exists('contact_allow',$_REQUEST))
 263                         && (! array_key_exists('group_allow',$_REQUEST))
 264                         && (! array_key_exists('contact_deny',$_REQUEST))
 265                         && (! array_key_exists('group_deny',$_REQUEST))) {
 266                         $str_group_allow   = $user['allow_gid'];
 267                         $str_contact_allow = $user['allow_cid'];
 268                         $str_group_deny    = $user['deny_gid'];
 269                         $str_contact_deny  = $user['deny_cid'];
 270                 }
 271                 else {
 272
 273                         // use the posted permissions
 274
 275                         $str_group_allow   = perms2str($_REQUEST['group_allow']);
 276                         $str_contact_allow = perms2str($_REQUEST['contact_allow']);
 277                         $str_group_deny    = perms2str($_REQUEST['group_deny']);
 278                         $str_contact_deny  = perms2str($_REQUEST['contact_deny']);
 279                 }
 280
 281                 $title             = notags(trim($_REQUEST['title']));
 282                 $location          = notags(trim($_REQUEST['location']));
 283                 $coord             = notags(trim($_REQUEST['coord']));
 284                 $verb              = notags(trim($_REQUEST['verb']));
 285                 $emailcc           = notags(trim($_REQUEST['emailcc']));
 286                 $body              = escape_tags(trim($_REQUEST['body']));
 287                 $network           = notags(trim($_REQUEST['network']));
 288                 $guid              = get_guid(32);
 289
 290
 291                 item_add_language_opt($_REQUEST);
 292                 $postopts = $_REQUEST['postopts'] ? $_REQUEST['postopts'] : "";
 293
 294
 295                 $private = ((strlen($str_group_allow) || strlen($str_contact_allow) || strlen($str_group_deny) || strlen($str_contact_deny)) ? 1 : 0);
 296
 297
 298                 if($user['hidewall'])
 299                         $private = 2;
 300
 301                 // If this is a comment, set the permissions from the parent.
 302
 303                 if($parent_item) {
 304
 305                         // for non native networks use the network of the original post as network of the item
 306                         if (($parent_item['network'] != NETWORK_DIASPORA)
 307                                 AND ($parent_item['network'] != NETWORK_OSTATUS)
 308                                 AND ($network == ""))
 309                                 $network = $parent_item['network'];
 310
 311                         $str_contact_allow = $parent_item['allow_cid'];
 312                         $str_group_allow   = $parent_item['allow_gid'];
 313                         $str_contact_deny  = $parent_item['deny_cid'];
 314                         $str_group_deny    = $parent_item['deny_gid'];
 315                         $private           = $parent_item['private'];
 316                 }
 317
 318                 $pubmail_enable    = ((x($_REQUEST,'pubmail_enable') && intval($_REQUEST['pubmail_enable']) && (! $private)) ? 1 : 0);
 319
 320                 // if using the API, we won't see pubmail_enable - figure out if it should be set
 321
 322                 if($api_source && $profile_uid && $profile_uid == local_user() && (! $private)) {
 323                         $mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
 324                         if(! $mail_disabled) {
 325                                 $r = q("SELECT * FROM `mailacct` WHERE `uid` = %d AND `server` != '' LIMIT 1",
 326                                         intval(local_user())
 327                                 );
 328                                 if (dbm::is_result($r) && intval($r[0]['pubmail']))
 329                                         $pubmail_enabled = true;
 330                         }
 331                 }
 332
 333                 if(! strlen($body)) {
 334                         if($preview)
 335                                 killme();
 336                         info( t('Empty post discarded.') . EOL );
 337                         if(x($_REQUEST,'return'))
 338                                 goaway($return_path);
 339                         killme();
 340                 }
 341         }
 342
 343         if(strlen($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)) {
 363                 $self = true;
 364                 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
 365                         intval($_SESSION['uid']));
 366         }
 367         elseif(remote_user()) {
 368                 if(is_array($_SESSION['remote'])) {
 369                         foreach($_SESSION['remote'] as $v) {
 370                                 if($v['uid'] == $profile_uid) {
 371                                         $contact_id = $v['cid'];
 372                                         break;
 373                                 }
 374                         }
 375                 }
 376                 if($contact_id) {
 377                         $r = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 378                                 intval($contact_id)
 379                         );
 380                 }
 381         }
 382
 383         if (dbm::is_result($r)) {
 384                 $author = $r[0];
 385                 $contact_id = $author['id'];
 386         }
 387
 388         // get contact info for owner
 389
 390         if($profile_uid == local_user()) {
 391                 $contact_record = $author;
 392         }
 393         else {
 394                 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
 395                         intval($profile_uid)
 396                 );
 397                 if (dbm::is_result($r))
 398                         $contact_record = $r[0];
 399         }
 400
 401         $post_type = notags(trim($_REQUEST['type']));
 402
 403         if($post_type === 'net-comment') {
 404                 if($parent_item !== null) {
 405                         if($parent_item['wall'] == 1)
 406                                 $post_type = 'wall-comment';
 407                         else
 408                                 $post_type = 'remote-comment';
 409                 }
 410         }
 411
 412         /**
 413          *
 414          * When a photo was uploaded into the message using the (profile wall) ajax
 415          * uploader, The permissions are initially set to disallow anybody but the
 416          * owner from seeing it. This is because the permissions may not yet have been
 417          * set for the post. If it's private, the photo permissions should be set
 418          * appropriately. But we didn't know the final permissions on the post until
 419          * now. So now we'll look for links of uploaded messages that are in the
 420          * post and set them to the same permissions as the post itself.
 421          *
 422          */
 423
 424         $match = null;
 425
 426         if((! $preview) && preg_match_all("/\[img([\=0-9x]*?)\](.*?)\[\/img\]/",$body,$match)) {
 427                 $images = $match[2];
 428                 if(count($images)) {
 429
 430                         $objecttype = ACTIVITY_OBJ_IMAGE;
 431
 432                         foreach ($images as $image) {
 433                                 if (! stristr($image,App::get_baseurl() . '/photo/')) {
 434                                         continue;
 435                                 }
 436                                 $image_uri = substr($image,strrpos($image,'/') + 1);
 437                                 $image_uri = substr($image_uri,0, strpos($image_uri,'-'));
 438                                 if (! strlen($image_uri)) {
 439                                         continue;
 440                                 }
 441                                 $srch = '<' . intval($contact_id) . '>';
 442
 443                                 $r = q("SELECT `id` FROM `photo` WHERE `allow_cid` = '%s' AND `allow_gid` = '' AND `deny_cid` = '' AND `deny_gid` = ''
 444                                         AND `resource-id` = '%s' AND `uid` = %d LIMIT 1",
 445                                         dbesc($srch),
 446                                         dbesc($image_uri),
 447                                         intval($profile_uid)
 448                                 );
 449
 450                                 if (! dbm::is_result($r)) {
 451                                         continue;
 452                                 }
 453
 454                                 $r = q("UPDATE `photo` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'
 455                                         WHERE `resource-id` = '%s' AND `uid` = %d AND `album` = '%s' ",
 456                                         dbesc($str_contact_allow),
 457                                         dbesc($str_group_allow),
 458                                         dbesc($str_contact_deny),
 459                                         dbesc($str_group_deny),
 460                                         dbesc($image_uri),
 461                                         intval($profile_uid),
 462                                         dbesc( t('Wall Photos'))
 463                                 );
 464                         }
 465                 }
 466         }
 467
 468
 469         /**
 470          * Next link in any attachment references we find in the post.
 471          */
 472
 473         $match = false;
 474
 475         if((! $preview) && preg_match_all("/\[attachment\](.*?)\[\/attachment\]/",$body,$match)) {
 476                 $attaches = $match[1];
 477                 if(count($attaches)) {
 478                         foreach($attaches as $attach) {
 479                                 $r = q("SELECT * FROM `attach` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 480                                         intval($profile_uid),
 481                                         intval($attach)
 482                                 );
 483                                 if (dbm::is_result($r)) {
 484                                         $r = q("UPDATE `attach` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'
 485                                                 WHERE `uid` = %d AND `id` = %d",
 486                                                 dbesc($str_contact_allow),
 487                                                 dbesc($str_group_allow),
 488                                                 dbesc($str_contact_deny),
 489                                                 dbesc($str_group_deny),
 490                                                 intval($profile_uid),
 491                                                 intval($attach)
 492                                         );
 493                                 }
 494                         }
 495                 }
 496         }
 497
 498         // embedded bookmark or attachment in post? set bookmark flag
 499
 500         $bookmark = 0;
 501         $data = get_attachment_data($body);
 502         if (preg_match_all("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism", $body, $match, PREG_SET_ORDER) OR isset($data["type"])) {
 503                 $objecttype = ACTIVITY_OBJ_BOOKMARK;
 504                 $bookmark = 1;
 505         }
 506
 507         $body = bb_translate_video($body);
 508
 509
 510         /**
 511          * Fold multi-line [code] sequences
 512          */
 513
 514         $body = preg_replace('/\[\/code\]\s*\[code\]/ism',"\n",$body);
 515
 516         $body = scale_external_images($body,false);
 517
 518
 519         // Setting the object type if not defined before
 520         if (!$objecttype) {
 521                 $objecttype = ACTIVITY_OBJ_NOTE; // Default value
 522                 require_once("include/plaintext.php");
 523                 $objectdata = get_attached_data($body);
 524
 525                 if ($post["type"] == "link")
 526                         $objecttype = ACTIVITY_OBJ_BOOKMARK;
 527                 elseif ($post["type"] == "video")
 528                         $objecttype = ACTIVITY_OBJ_VIDEO;
 529                 elseif ($post["type"] == "photo")
 530                         $objecttype = ACTIVITY_OBJ_IMAGE;
 531
 532         }
 533
 534         /**
 535          * Look for any tags and linkify them
 536          */
 537
 538         $str_tags = '';
 539         $inform   = '';
 540
 541
 542         $tags = get_tags($body);
 543
 544         /**
 545          * add a statusnet style reply tag if the original post was from there
 546          * and we are replying, and there isn't one already
 547          */
 548         if ($parent AND ($parent_contact['network'] == NETWORK_OSTATUS)) {
 549                 $contact = '@[url='.$parent_contact['url'].']'.$parent_contact['nick'].'[/url]';
 550
 551                 if (!in_array($contact,$tags)) {
 552                         $body = $contact.' '.$body;
 553                         $tags[] = $contact;
 554                 }
 555
 556                 $toplevel_contact = "";
 557                 $toplevel_parent = q("SELECT `contact`.* FROM `contact`
 558                                                 INNER JOIN `item` ON `item`.`contact-id` = `contact`.`id` AND `contact`.`url` = `item`.`author-link`
 559                                                 WHERE `item`.`id` = `item`.`parent` AND `item`.`parent` = %d", intval($parent));
 560                 if ($toplevel_parent)
 561                         $toplevel_contact = '@'.$toplevel_parent[0]['nick'].'+'.$toplevel_parent[0]['id'];
 562                 else {
 563                         $toplevel_parent = q("SELECT `author-link`, `author-name` FROM `item` WHERE `id` = `parent` AND `parent` = %d", intval($parent));
 564                         $toplevel_contact = '@[url='.$toplevel_parent[0]['author-link'].']'.$toplevel_parent[0]['author-name'].'[/url]';
 565                 }
 566
 567                 if (!in_array($toplevel_contact,$tags))
 568                         $tags[] = $toplevel_contact;
 569         }
 570
 571         $tagged = array();
 572
 573         $private_forum = false;
 574
 575         if(count($tags)) {
 576                 foreach($tags as $tag) {
 577
 578                         if(strpos($tag,'#') === 0)
 579                                 continue;
 580
 581                         // If we already tagged 'Robert Johnson', don't try and tag 'Robert'.
 582                         // Robert Johnson should be first in the $tags array
 583
 584                         $fullnametagged = false;
 585                         for($x = 0; $x < count($tagged); $x ++) {
 586                                 if(stristr($tagged[$x],$tag . ' ')) {
 587                                         $fullnametagged = true;
 588                                         break;
 589                                 }
 590                         }
 591                         if($fullnametagged)
 592                                 continue;
 593
 594                         $success = handle_tag($a, $body, $inform, $str_tags, (local_user()) ? local_user() : $profile_uid , $tag, $network);
 595                         if ($success['replaced']) {
 596                                 $tagged[] = $tag;
 597                         }
 598                         if (is_array($success['contact']) && intval($success['contact']['prv'])) {
 599                                 $private_forum = true;
 600                                 $private_id = $success['contact']['id'];
 601                         }
 602                 }
 603         }
 604
 605         if (($private_forum) && (! $parent) && (! $private)) {
 606                 // we tagged a private forum in a top level post and the message was public.
 607                 // Restrict it.
 608                 $private = 1;
 609                 $str_contact_allow = '<' . $private_id . '>';
 610         }
 611
 612         $attachments = '';
 613         $match = false;
 614
 615         if (preg_match_all('/(\[attachment\]([0-9]+)\[\/attachment\])/',$body,$match)) {
 616                 foreach ($match[2] as $mtch) {
 617                         $r = q("SELECT `id`,`filename`,`filesize`,`filetype` FROM `attach` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 618                                 intval($profile_uid),
 619                                 intval($mtch)
 620                         );
 621                         if (dbm::is_result($r)) {
 622                                 if (strlen($attachments)) {
 623                                         $attachments .= ',';
 624                                 }
 625                                 $attachments .= '[attach]href="' . App::get_baseurl() . '/attach/' . $r[0]['id'] . '" length="' . $r[0]['filesize'] . '" type="' . $r[0]['filetype'] . '" title="' . (($r[0]['filename']) ? $r[0]['filename'] : '') . '"[/attach]';
 626                         }
 627                         $body = str_replace($match[1],'',$body);
 628                 }
 629         }
 630
 631         $wall = 0;
 632
 633         if ($post_type === 'wall' || $post_type === 'wall-comment') {
 634                 $wall = 1;
 635         }
 636
 637         if (! strlen($verb)) {
 638                 $verb = ACTIVITY_POST ;
 639         }
 640
 641         if ($network == "") {
 642                 $network = NETWORK_DFRN;
 643         }
 644
 645         $gravity = (($parent) ? 6 : 0 );
 646
 647         // even if the post arrived via API we are considering that it
 648         // originated on this site by default for determining relayability.
 649
 650         $origin = ((x($_REQUEST,'origin')) ? intval($_REQUEST['origin']) : 1);
 651
 652         $notify_type = (($parent) ? 'comment-new' : 'wall-new' );
 653
 654         $uri = (($message_id) ? $message_id : item_new_uri($a->get_hostname(),$profile_uid, $guid));
 655
 656         // Fallback so that we alway have a thr-parent
 657         if (!$thr_parent) {
 658                 $thr_parent = $uri;
 659         }
 660
 661         $datarray = array();
 662         $datarray['uid']           = $profile_uid;
 663         $datarray['type']          = $post_type;
 664         $datarray['wall']          = $wall;
 665         $datarray['gravity']       = $gravity;
 666         $datarray['network']       = $network;
 667         $datarray['contact-id']    = $contact_id;
 668         $datarray['owner-name']    = $contact_record['name'];
 669         $datarray['owner-link']    = $contact_record['url'];
 670         $datarray['owner-avatar']  = $contact_record['thumb'];
 671         $datarray["owner-id"]      = get_contact($datarray["owner-link"], 0);
 672         $datarray['author-name']   = $author['name'];
 673         $datarray['author-link']   = $author['url'];
 674         $datarray['author-avatar'] = $author['thumb'];
 675         $datarray["author-id"]     = get_contact($datarray["author-link"], 0);
 676         $datarray['created']       = datetime_convert();
 677         $datarray['edited']        = datetime_convert();
 678         $datarray['commented']     = datetime_convert();
 679         $datarray['received']      = datetime_convert();
 680         $datarray['changed']       = datetime_convert();
 681         $datarray['extid']         = $extid;
 682         $datarray['guid']          = $guid;
 683         $datarray['uri']           = $uri;
 684         $datarray['title']         = $title;
 685         $datarray['body']          = $body;
 686         $datarray['app']           = $app;
 687         $datarray['location']      = $location;
 688         $datarray['coord']         = $coord;
 689         $datarray['tag']           = $str_tags;
 690         $datarray['file']          = $categories;
 691         $datarray['inform']        = $inform;
 692         $datarray['verb']          = $verb;
 693         $datarray['object-type']   = $objecttype;
 694         $datarray['allow_cid']     = $str_contact_allow;
 695         $datarray['allow_gid']     = $str_group_allow;
 696         $datarray['deny_cid']      = $str_contact_deny;
 697         $datarray['deny_gid']      = $str_group_deny;
 698         $datarray['private']       = $private;
 699         $datarray['pubmail']       = $pubmail_enable;
 700         $datarray['attach']        = $attachments;
 701         $datarray['bookmark']      = intval($bookmark);
 702         $datarray['thr-parent']    = $thr_parent;
 703         $datarray['postopts']      = $postopts;
 704         $datarray['origin']        = $origin;
 705         $datarray['moderated']     = $allow_moderated;
 706         $datarray['gcontact-id']   = get_gcontact_id(array("url" => $datarray['author-link'], "network" => $datarray['network'],
 707                                                         "photo" => $datarray['author-avatar'], "name" => $datarray['author-name']));
 708         $datarray['object']        = $object;
 709
 710         /**
 711          * These fields are for the convenience of plugins...
 712          * 'self' if true indicates the owner is posting on their own wall
 713          * If parent is 0 it is a top-level post.
 714          */
 715
 716         $datarray['parent']        = $parent;
 717         $datarray['self']          = $self;
 718 //      $datarray['prvnets']       = $user['prvnets'];
 719
 720         $datarray['parent-uri'] = ($parent == 0) ? $uri : $parent_item['uri'];
 721         $datarray['plink'] = App::get_baseurl().'/display/'.urlencode($datarray['guid']);
 722         $datarray['last-child'] = 1;
 723         $datarray['visible'] = 1;
 724
 725         if($orig_post)
 726                 $datarray['edit']      = true;
 727
 728         // Search for hashtags
 729         item_body_set_hashtags($datarray);
 730
 731         // preview mode - prepare the body for display and send it via json
 732
 733         if($preview) {
 734                 require_once('include/conversation.php');
 735                 // We set the datarray ID to -1 because in preview mode the dataray
 736                 // doesn't have an ID.
 737                 $datarray["id"] = -1;
 738                 $o = conversation($a,array(array_merge($contact_record,$datarray)),'search', false, true);
 739                 logger('preview: ' . $o);
 740                 echo json_encode(array('preview' => $o));
 741                 killme();
 742         }
 743
 744
 745         call_hooks('post_local',$datarray);
 746
 747         if(x($datarray,'cancel')) {
 748                 logger('mod_item: post cancelled by plugin.');
 749                 if($return_path) {
 750                         goaway($return_path);
 751                 }
 752
 753                 $json = array('cancel' => 1);
 754                 if (x($_REQUEST,'jsreload') && strlen($_REQUEST['jsreload'])) {
 755                         $json['reload'] = App::get_baseurl() . '/' . $_REQUEST['jsreload'];
 756                 }
 757
 758                 echo json_encode($json);
 759                 killme();
 760         }
 761
 762         // Fill the cache field
 763         put_item_in_cache($datarray);
 764
 765         if($orig_post) {
 766                 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `attach` = '%s', `file` = '%s', `rendered-html` = '%s', `rendered-hash` = '%s', `edited` = '%s', `changed` = '%s' WHERE `id` = %d AND `uid` = %d",
 767                         dbesc($datarray['title']),
 768                         dbesc($datarray['body']),
 769                         dbesc($datarray['tag']),
 770                         dbesc($datarray['attach']),
 771                         dbesc($datarray['file']),
 772                         dbesc($datarray['rendered-html']),
 773                         dbesc($datarray['rendered-hash']),
 774                         dbesc(datetime_convert()),
 775                         dbesc(datetime_convert()),
 776                         intval($post_id),
 777                         intval($profile_uid)
 778                 );
 779
 780                 create_tags_from_item($post_id);
 781                 create_files_from_item($post_id);
 782                 update_thread($post_id);
 783
 784                 // update filetags in pconfig
 785                 file_tag_update_pconfig($uid,$categories_old,$categories_new,'category');
 786
 787                 proc_run(PRIORITY_HIGH, "include/notifier.php", 'edit_post', $post_id);
 788                 if((x($_REQUEST,'return')) && strlen($return_path)) {
 789                         logger('return: ' . $return_path);
 790                         goaway($return_path);
 791                 }
 792                 killme();
 793         } else
 794                 $post_id = 0;
 795
 796         q("COMMIT");
 797         q("START TRANSACTION;");
 798
 799         $r = q("INSERT INTO `item` (`guid`, `extid`, `uid`,`type`,`wall`,`gravity`, `network`, `contact-id`,
 800                                         `owner-name`,`owner-link`,`owner-avatar`, `owner-id`,
 801                                         `author-name`, `author-link`, `author-avatar`, `author-id`,
 802                                         `created`, `edited`, `commented`, `received`, `changed`,
 803                                         `uri`, `thr-parent`, `title`, `body`, `app`, `location`, `coord`,
 804                                         `tag`, `inform`, `verb`, `object-type`, `postopts`,
 805                                         `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid`, `private`,
 806                                         `pubmail`, `attach`, `bookmark`,`origin`, `moderated`, `file`,
 807                                         `rendered-html`, `rendered-hash`, `gcontact-id`, `object`,
 808                                         `parent`, `parent-uri`, `plink`, `last-child`, `visible`)
 809                 VALUES('%s', '%s', %d, '%s', %d, %d, '%s', %d,
 810                         '%s', '%s', '%s', %d,
 811                         '%s', '%s', '%s', %d,
 812                         '%s', '%s', '%s', '%s', '%s',
 813                         '%s', '%s', '%s', '%s', '%s', '%s', '%s',
 814                         '%s', '%s', '%s', '%s', '%s',
 815                         '%s', '%s', '%s', '%s', %d,
 816                         %d, '%s', %d, %d, %d, '%s',
 817                         '%s', '%s', %d, '%s',
 818                         %d, '%s', '%s', %d, %d)",
 819                 dbesc($datarray['guid']),
 820                 dbesc($datarray['extid']),
 821                 intval($datarray['uid']),
 822                 dbesc($datarray['type']),
 823                 intval($datarray['wall']),
 824                 intval($datarray['gravity']),
 825                 dbesc($datarray['network']),
 826                 intval($datarray['contact-id']),
 827                 dbesc($datarray['owner-name']),
 828                 dbesc($datarray['owner-link']),
 829                 dbesc($datarray['owner-avatar']),
 830                 intval($datarray['owner-id']),
 831                 dbesc($datarray['author-name']),
 832                 dbesc($datarray['author-link']),
 833                 dbesc($datarray['author-avatar']),
 834                 intval($datarray['author-id']),
 835                 dbesc($datarray['created']),
 836                 dbesc($datarray['edited']),
 837                 dbesc($datarray['commented']),
 838                 dbesc($datarray['received']),
 839                 dbesc($datarray['changed']),
 840                 dbesc($datarray['uri']),
 841                 dbesc($datarray['thr-parent']),
 842                 dbesc($datarray['title']),
 843                 dbesc($datarray['body']),
 844                 dbesc($datarray['app']),
 845                 dbesc($datarray['location']),
 846                 dbesc($datarray['coord']),
 847                 dbesc($datarray['tag']),
 848                 dbesc($datarray['inform']),
 849                 dbesc($datarray['verb']),
 850                 dbesc($datarray['object-type']),
 851                 dbesc($datarray['postopts']),
 852                 dbesc($datarray['allow_cid']),
 853                 dbesc($datarray['allow_gid']),
 854                 dbesc($datarray['deny_cid']),
 855                 dbesc($datarray['deny_gid']),
 856                 intval($datarray['private']),
 857                 intval($datarray['pubmail']),
 858                 dbesc($datarray['attach']),
 859                 intval($datarray['bookmark']),
 860                 intval($datarray['origin']),
 861                 intval($datarray['moderated']),
 862                 dbesc($datarray['file']),
 863                 dbesc($datarray['rendered-html']),
 864                 dbesc($datarray['rendered-hash']),
 865                 intval($datarray['gcontact-id']),
 866                 dbesc($datarray['object']),
 867                 intval($datarray['parent']),
 868                 dbesc($datarray['parent-uri']),
 869                 dbesc($datarray['plink']),
 870                 intval($datarray['last-child']),
 871                 intval($datarray['visible'])
 872                );
 873
 874         if (dbm::is_result($r)) {
 875                 $r = q("SELECT LAST_INSERT_ID() AS `item-id`");
 876                 if (dbm::is_result($r)) {
 877                         $post_id = $r[0]['item-id'];
 878                 } else {
 879                         $post_id = 0;
 880                 }
 881         } else {
 882                 logger('mod_item: unable to create post.');
 883                 $post_id = 0;
 884         }
 885
 886         if ($post_id == 0) {
 887                 q("COMMIT");
 888                 logger('mod_item: unable to retrieve post that was just stored.');
 889                 notice(t('System error. Post not saved.') . EOL);
 890                 goaway($return_path);
 891                 // NOTREACHED
 892         }
 893
 894         logger('mod_item: saved item ' . $post_id);
 895
 896         $datarray["id"] = $post_id;
 897
 898         item_set_last_item($datarray);
 899
 900         // update filetags in pconfig
 901         file_tag_update_pconfig($uid,$categories_old,$categories_new,'category');
 902
 903         if($parent) {
 904
 905                 // This item is the last leaf and gets the comment box, clear any ancestors
 906                 $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent` = %d AND `last-child` AND `id` != %d",
 907                         dbesc(datetime_convert()),
 908                         intval($parent),
 909                         intval($post_id)
 910                 );
 911
 912                 // update the commented timestamp on the parent
 913                 q("UPDATE `item` SET `visible` = 1, `commented` = '%s', `changed` = '%s' WHERE `id` = %d",
 914                         dbesc(datetime_convert()),
 915                         dbesc(datetime_convert()),
 916                         intval($parent)
 917                 );
 918
 919                 if($contact_record != $author) {
 920                         notification(array(
 921                                 'type'         => NOTIFY_COMMENT,
 922                                 'notify_flags' => $user['notify-flags'],
 923                                 'language'     => $user['language'],
 924                                 'to_name'      => $user['username'],
 925                                 'to_email'     => $user['email'],
 926                                 'uid'          => $user['uid'],
 927                                 'item'         => $datarray,
 928                                 'link'          => App::get_baseurl().'/display/'.urlencode($datarray['guid']),
 929                                 'source_name'  => $datarray['author-name'],
 930                                 'source_link'  => $datarray['author-link'],
 931                                 'source_photo' => $datarray['author-avatar'],
 932                                 'verb'         => ACTIVITY_POST,
 933                                 'otype'        => 'item',
 934                                 'parent'       => $parent,
 935                                 'parent_uri'   => $parent_item['uri']
 936                         ));
 937
 938                 }
 939
 940
 941                 // Store the comment signature information in case we need to relay to Diaspora
 942                 Diaspora::store_comment_signature($datarray, $author, ($self ? $user['prvkey'] : false), $post_id);
 943
 944         } else {
 945                 $parent = $post_id;
 946
 947                 $r = q("UPDATE `item` SET `parent` = %d WHERE `id` = %d",
 948                         intval($parent),
 949                         intval($post_id));
 950
 951                 if($contact_record != $author) {
 952                         notification(array(
 953                                 'type'         => NOTIFY_WALL,
 954                                 'notify_flags' => $user['notify-flags'],
 955                                 'language'     => $user['language'],
 956                                 'to_name'      => $user['username'],
 957                                 'to_email'     => $user['email'],
 958                                 'uid'          => $user['uid'],
 959                                 'item'         => $datarray,
 960                                 'link'          => App::get_baseurl().'/display/'.urlencode($datarray['guid']),
 961                                 'source_name'  => $datarray['author-name'],
 962                                 'source_link'  => $datarray['author-link'],
 963                                 'source_photo' => $datarray['author-avatar'],
 964                                 'verb'         => ACTIVITY_POST,
 965                                 'otype'        => 'item'
 966                         ));
 967                 }
 968         }
 969
 970         call_hooks('post_local_end', $datarray);
 971
 972         if(strlen($emailcc) && $profile_uid == local_user()) {
 973                 $erecips = explode(',', $emailcc);
 974                 if(count($erecips)) {
 975                         foreach($erecips as $recip) {
 976                                 $addr = trim($recip);
 977                                 if(! strlen($addr))
 978                                         continue;
 979                                 $disclaimer = '<hr />' . sprintf( t('This message was sent to you by %s, a member of the Friendica social network.'),$a->user['username'])
 980                                         . '<br />';
 981                                 $disclaimer .= sprintf( t('You may visit them online at %s'), App::get_baseurl() . '/profile/' . $a->user['nickname']) . EOL;
 982                                 $disclaimer .= t('Please contact the sender by replying to this post if you do not wish to receive these messages.') . EOL;
 983                                 if (!$datarray['title']=='') {
 984                                     $subject = email_header_encode($datarray['title'],'UTF-8');
 985                                 } else {
 986                                     $subject = email_header_encode('[Friendica]' . ' ' . sprintf( t('%s posted an update.'),$a->user['username']),'UTF-8');
 987                                 }
 988                                 $link = '<a href="' . App::get_baseurl() . '/profile/' . $a->user['nickname'] . '"><img src="' . $author['thumb'] . '" alt="' . $a->user['username'] . '" /></a><br /><br />';
 989                                 $html    = prepare_body($datarray);
 990                                 $message = '<html><body>' . $link . $html . $disclaimer . '</body></html>';
 991                                 include_once('include/html2plain.php');
 992                                 $params = array (
 993                                     'fromName' => $a->user['username'],
 994                                     'fromEmail' => $a->user['email'],
 995                                     'toEmail' => $addr,
 996                                     'replyTo' => $a->user['email'],
 997                                     'messageSubject' => $subject,
 998                                     'htmlVersion' => $message,
 999                                     'textVersion' => html2plain($html.$disclaimer),
1000                                 );
1001                                 Emailer::send($params);
1002                         }
1003                 }
1004         }
1005
1006         if ($post_id == $parent) {
1007                 add_thread($post_id);
1008         } else {
1009                 update_thread($parent, true);
1010         }
1011
1012         q("COMMIT");
1013
1014         create_tags_from_item($post_id);
1015         create_files_from_item($post_id);
1016
1017         // Insert an item entry for UID=0 for global entries.
1018         // We now do it in the background to save some time.
1019         // This is important in interactive environments like the frontend or the API.
1020         // We don't fork a new process since this is done anyway with the following command
1021         proc_run(array('priority' => PRIORITY_HIGH, 'dont_fork' => true), "include/create_shadowentry.php", $post_id);
1022
1023         // Call the background process that is delivering the item to the receivers
1024         proc_run(PRIORITY_HIGH, "include/notifier.php", $notify_type, $post_id);
1025
1026         logger('post_complete');
1027
1028         item_post_return(App::get_baseurl(), $api_source, $return_path);
1029         // NOTREACHED
1030 }
1031
1032 function item_post_return($baseurl, $api_source, $return_path) {
1033         // figure out how to return, depending on from whence we came
1034
1035         if($api_source)
1036                 return;
1037
1038         if ($return_path) {
1039                 goaway($return_path);
1040         }
1041
1042         $json = array('success' => 1);
1043         if (x($_REQUEST,'jsreload') && strlen($_REQUEST['jsreload'])) {
1044                 $json['reload'] = $baseurl . '/' . $_REQUEST['jsreload'];
1045         }
1046
1047         logger('post_json: ' . print_r($json,true), LOGGER_DEBUG);
1048
1049         echo json_encode($json);
1050         killme();
1051 }
1052
1053
1054
1055 function item_content(App $a) {
1056
1057         if ((! local_user()) && (! remote_user())) {
1058                 return;
1059         }
1060
1061         require_once('include/security.php');
1062
1063         $o = '';
1064         if (($a->argc == 3) && ($a->argv[1] === 'drop') && intval($a->argv[2])) {
1065                 $o = drop_item($a->argv[2], !is_ajax());
1066                 if (is_ajax()) {
1067                         // ajax return: [<item id>, 0 (no perm) | <owner id>]
1068                         echo json_encode(array(intval($a->argv[2]), intval($o)));
1069                         killme();
1070                 }
1071         }
1072         return $o;
1073 }
1074
1075 /**
1076  * This function removes the tag $tag from the text $body and replaces it with
1077  * the appropiate link.
1078  *
1079  * @param App $a Application instance @TODO is unused in this function's scope (excluding included files)
1080  * @param unknown_type $body the text to replace the tag in
1081  * @param string $inform a comma-seperated string containing everybody to inform
1082  * @param string $str_tags string to add the tag to
1083  * @param integer $profile_uid
1084  * @param string $tag the tag to replace
1085  * @param string $network The network of the post
1086  *
1087  * @return boolean true if replaced, false if not replaced
1088  */
1089 function handle_tag($a, &$body, &$inform, &$str_tags, $profile_uid, $tag, $network = "") {
1090         require_once("include/Scrape.php");
1091         require_once("include/socgraph.php");
1092
1093         $replaced = false;
1094         $r = null;
1095
1096         //is it a person tag?
1097         if (strpos($tag,'@') === 0) {
1098                 //is it already replaced?
1099                 if (strpos($tag,'[url=')) {
1100                         //append tag to str_tags
1101                         if (!stristr($str_tags,$tag)) {
1102                                 if (strlen($str_tags)) {
1103                                         $str_tags .= ',';
1104                                 }
1105                                 $str_tags .= $tag;
1106                         }
1107
1108                         // Checking for the alias that is used for OStatus
1109                         $pattern = "/@\[url\=(.*?)\](.*?)\[\/url\]/ism";
1110                         if (preg_match($pattern, $tag, $matches)) {
1111
1112                                 $r = q("SELECT `alias`, `name` FROM `contact` WHERE `nurl` = '%s' AND `alias` != '' AND `uid` = 0",
1113                                         normalise_link($matches[1]));
1114                                 if (!$r)
1115                                         $r = q("SELECT `alias`, `name` FROM `gcontact` WHERE `nurl` = '%s' AND `alias` != ''",
1116                                                 normalise_link($matches[1]));
1117                                 if ($r)
1118                                         $data = $r[0];
1119                                 else
1120                                         $data = probe_url($matches[1]);
1121
1122                                 if ($data["alias"] != "") {
1123                                         $newtag = '@[url='.$data["alias"].']'.$data["name"].'[/url]';
1124                                         if(!stristr($str_tags,$newtag)) {
1125                                                 if(strlen($str_tags))
1126                                                         $str_tags .= ',';
1127                                                 $str_tags .= $newtag;
1128                                         }
1129                                 }
1130                         }
1131
1132                         return $replaced;
1133                 }
1134                 $stat = false;
1135                 //get the person's name
1136                 $name = substr($tag,1);
1137
1138                 // Sometimes the tag detection doesn't seem to work right
1139                 // This is some workaround
1140                 $nameparts = explode(" ", $name);
1141                 $name = $nameparts[0];
1142
1143                 // Try to detect the contact in various ways
1144                 if ((strpos($name,'@')) || (strpos($name,'http://'))) {
1145                         // Is it in format @user@domain.tld or @http://domain.tld/...?
1146
1147                         // First check the contact table for the address
1148                         $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network`, `notify` FROM `contact`
1149                                 WHERE `addr` = '%s' AND `uid` = %d AND
1150                                         (`network` != '%s' OR (`notify` != '' AND `alias` != ''))
1151                                 LIMIT 1",
1152                                         dbesc($name),
1153                                         intval($profile_uid),
1154                                         dbesc(NETWORK_OSTATUS)
1155                         );
1156
1157                         // Then check in the contact table for the url
1158                         if (!$r)
1159                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network`, `notify` FROM `contact`
1160                                         WHERE `nurl` = '%s' AND `uid` = %d AND
1161                                                 (`network` != '%s' OR (`notify` != '' AND `alias` != ''))
1162                                         LIMIT 1",
1163                                                 dbesc(normalise_link($name)),
1164                                                 intval($profile_uid),
1165                                                 dbesc(NETWORK_OSTATUS)
1166                                 );
1167
1168                         // Then check in the global contacts for the address
1169                         if (!$r)
1170                                 $r = q("SELECT `url`, `nick`, `name`, `alias`, `network`, `notify` FROM `gcontact`
1171                                         WHERE `addr` = '%s' AND (`network` != '%s' OR (`notify` != '' AND `alias` != ''))
1172                                         LIMIT 1",
1173                                                 dbesc($name),
1174                                                 dbesc(NETWORK_OSTATUS)
1175                                 );
1176
1177                         // Then check in the global contacts for the url
1178                         if (!$r)
1179                                 $r = q("SELECT `url`, `nick`, `name`, `alias`, `network`, `notify` FROM `gcontact`
1180                                         WHERE `nurl` = '%s' AND (`network` != '%s' OR (`notify` != '' AND `alias` != ''))
1181                                         LIMIT 1",
1182                                                 dbesc(normalise_link($name)),
1183                                                 dbesc(NETWORK_OSTATUS)
1184                                 );
1185
1186                         if (!$r) {
1187                                 $probed = probe_url($name);
1188                                 if ($result['network'] != NETWORK_PHANTOM) {
1189                                         update_gcontact($probed);
1190                                         $r = q("SELECT `url`, `name`, `nick`, `network`, `alias`, `notify` FROM `gcontact` WHERE `nurl` = '%s' LIMIT 1",
1191                                                 dbesc(normalise_link($probed["url"])));
1192                                 }
1193                         }
1194                 } else {
1195                         $r = false;
1196                         if (strrpos($name,'+')) {
1197                                 // Is it in format @nick+number?
1198                                 $tagcid = intval(substr($name,strrpos($name,'+') + 1));
1199
1200                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network` FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
1201                                                 intval($tagcid),
1202                                                 intval($profile_uid)
1203                                 );
1204                         }
1205
1206                         //select someone by attag or nick and the name passed in the current network
1207                         if(!$r AND ($network != ""))
1208                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network` FROM `contact` WHERE `attag` = '%s' OR `nick` = '%s' AND `network` = '%s' AND `uid` = %d ORDER BY `attag` DESC LIMIT 1",
1209                                                 dbesc($name),
1210                                                 dbesc($name),
1211                                                 dbesc($network),
1212                                                 intval($profile_uid)
1213                                 );
1214
1215                         //select someone from this user's contacts by name in the current network
1216                         if (!$r AND ($network != ""))
1217                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network` FROM `contact` WHERE `name` = '%s' AND `network` = '%s' AND `uid` = %d LIMIT 1",
1218                                                 dbesc($name),
1219                                                 dbesc($network),
1220                                                 intval($profile_uid)
1221                                 );
1222
1223                         //select someone by attag or nick and the name passed in
1224                         if(!$r)
1225                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network` FROM `contact` WHERE `attag` = '%s' OR `nick` = '%s' AND `uid` = %d ORDER BY `attag` DESC LIMIT 1",
1226                                                 dbesc($name),
1227                                                 dbesc($name),
1228                                                 intval($profile_uid)
1229                                 );
1230
1231
1232                         //select someone from this user's contacts by name
1233                         if(!$r)
1234                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network` FROM `contact` WHERE `name` = '%s' AND `uid` = %d LIMIT 1",
1235                                                 dbesc($name),
1236                                                 intval($profile_uid)
1237                                 );
1238                 }
1239
1240                 if ($r) {
1241                         if(strlen($inform) AND (isset($r[0]["notify"]) OR isset($r[0]["id"])))
1242                                 $inform .= ',';
1243
1244                         if (isset($r[0]["id"]))
1245                                 $inform .= 'cid:' . $r[0]["id"];
1246                         elseif (isset($r[0]["notify"]))
1247                                 $inform  .= $r[0]["notify"];
1248
1249                         $profile = $r[0]["url"];
1250                         $alias   = $r[0]["alias"];
1251                         $newname = $r[0]["nick"];
1252                         if (($newname == "") OR (($r[0]["network"] != NETWORK_OSTATUS) AND ($r[0]["network"] != NETWORK_TWITTER)
1253                                 AND ($r[0]["network"] != NETWORK_STATUSNET) AND ($r[0]["network"] != NETWORK_APPNET)))
1254                                 $newname = $r[0]["name"];
1255                 }
1256
1257                 //if there is an url for this persons profile
1258                 if (isset($profile) AND ($newname != "")) {
1259
1260                         $replaced = true;
1261                         //create profile link
1262                         $profile = str_replace(',','%2c',$profile);
1263                         $newtag = '@[url='.$profile.']'.$newname.'[/url]';
1264                         $body = str_replace('@'.$name, $newtag, $body);
1265                         //append tag to str_tags
1266                         if(! stristr($str_tags,$newtag)) {
1267                                 if(strlen($str_tags))
1268                                         $str_tags .= ',';
1269                                 $str_tags .= $newtag;
1270                         }
1271
1272                         // Status.Net seems to require the numeric ID URL in a mention if the person isn't
1273                         // subscribed to you. But the nickname URL is OK if they are. Grrr. We'll tag both.
1274
1275                         if(strlen($alias)) {
1276                                 $newtag = '@[url='.$alias.']'.$newname.'[/url]';
1277                                 if(! stristr($str_tags,$newtag)) {
1278                                         if(strlen($str_tags))
1279                                                 $str_tags .= ',';
1280                                         $str_tags .= $newtag;
1281                                 }
1282                         }
1283                 }
1284         }
1285
1286         return array('replaced' => $replaced, 'contact' => $r[0]);
1287 }