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(&$a) {
  31
  32         if((! local_user()) && (! remote_user()) && (! x($_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'] == $_REQUEST['post_id_random']) {
  64                         logger("item post: duplicate post", LOGGER_DEBUG);
  65                         item_post_return($a->get_baseurl(), $api_source, $return_path);
  66                 }
  67                 else
  68                         $_SESSION['post-random'] = $_REQUEST['post_id_random'];
  69         }
  70
  71         /**
  72          * Is this a reply to something?
  73          */
  74
  75         $parent = ((x($_REQUEST,'parent')) ? intval($_REQUEST['parent']) : 0);
  76         $parent_uri = ((x($_REQUEST,'parent_uri')) ? trim($_REQUEST['parent_uri']) : '');
  77
  78         $parent_item = null;
  79         $parent_contact = null;
  80         $thr_parent = '';
  81         $parid = 0;
  82         $r = false;
  83         $objecttype = null;
  84
  85         if($parent || $parent_uri) {
  86
  87                 $objecttype = ACTIVITY_OBJ_COMMENT;
  88
  89                 if(! x($_REQUEST,'type'))
  90                         $_REQUEST['type'] = 'net-comment';
  91
  92                 if($parent) {
  93                         $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
  94                                 intval($parent)
  95                         );
  96                 } elseif($parent_uri && local_user()) {
  97                         // This is coming from an API source, and we are logged in
  98                         $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
  99                                 dbesc($parent_uri),
 100                                 intval(local_user())
 101                         );
 102                 }
 103
 104                 // if this isn't the real parent of the conversation, find it
 105                 if($r !== false && count($r)) {
 106                         $parid = $r[0]['parent'];
 107                         $parent_uri = $r[0]['uri'];
 108                         if($r[0]['id'] != $r[0]['parent']) {
 109                                 $r = q("SELECT * FROM `item` WHERE `id` = `parent` AND `parent` = %d LIMIT 1",
 110                                         intval($parid)
 111                                 );
 112                         }
 113                 }
 114
 115                 if(($r === false) || (! count($r))) {
 116                         notice( t('Unable to locate original post.') . EOL);
 117                         if(x($_REQUEST,'return'))
 118                                 goaway($a->get_baseurl() . "/" . $return_path );
 119                         killme();
 120                 }
 121                 $parent_item = $r[0];
 122                 $parent = $r[0]['id'];
 123
 124                 // multi-level threading - preserve the info but re-parent to our single level threading
 125                 //if(($parid) && ($parid != $parent))
 126                 $thr_parent = $parent_uri;
 127
 128                 if($parent_item['contact-id'] && $uid) {
 129                         $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 130                                 intval($parent_item['contact-id']),
 131                                 intval($uid)
 132                         );
 133                         if(dbm::is_result($r))
 134                                 $parent_contact = $r[0];
 135
 136                         // If the contact id doesn't fit with the contact, then set the contact to null
 137                         $thrparent = q("SELECT `author-link`, `network` FROM `item` WHERE `uri` = '%s' LIMIT 1", dbesc($thr_parent));
 138                         if (count($thrparent) AND ($thrparent[0]["network"] === NETWORK_OSTATUS)
 139                                 AND (normalise_link($parent_contact["url"]) != normalise_link($thrparent[0]["author-link"]))) {
 140                                 $parent_contact = null;
 141
 142                                 $r = q("SELECT * FROM `gcontact` WHERE `nurl` = '%s' LIMIT 1",
 143                                         dbesc(normalise_link($thrparent[0]["author-link"])));
 144                                 if (dbm::is_result($r)) {
 145                                         $parent_contact = $r[0];
 146                                         $parent_contact["thumb"] = $parent_contact["photo"];
 147                                         $parent_contact["micro"] = $parent_contact["photo"];
 148                                         unset($parent_contact["id"]);
 149                                 }
 150
 151                                 if (!isset($parent_contact["nick"])) {
 152                                         require_once("include/Scrape.php");
 153                                         $probed_contact = probe_url($thrparent[0]["author-link"]);
 154                                         if ($probed_contact["network"] != NETWORK_FEED) {
 155                                                 $parent_contact = $probed_contact;
 156                                                 $parent_contact["nurl"] = normalise_link($probed_contact["url"]);
 157                                                 $parent_contact["thumb"] = $probed_contact["photo"];
 158                                                 $parent_contact["micro"] = $probed_contact["photo"];
 159                                                 $parent_contact["addr"] = $probed_contact["addr"];
 160                                         }
 161                                 }
 162                                 logger('no contact found: '.print_r($thrparent, true), LOGGER_DEBUG);
 163                         } else
 164                                 logger('parent contact: '.print_r($parent_contact, true), LOGGER_DEBUG);
 165
 166                         if ($parent_contact["nick"] == "")
 167                                 $parent_contact["nick"] = $parent_contact["name"];
 168                 }
 169         }
 170
 171         if($parent) logger('mod_item: item_post parent=' . $parent);
 172
 173         $profile_uid = ((x($_REQUEST,'profile_uid')) ? intval($_REQUEST['profile_uid']) : 0);
 174         $post_id     = ((x($_REQUEST,'post_id'))     ? intval($_REQUEST['post_id'])     : 0);
 175         $app         = ((x($_REQUEST,'source'))      ? strip_tags($_REQUEST['source'])  : '');
 176         $extid       = ((x($_REQUEST,'extid'))       ? strip_tags($_REQUEST['extid'])  : '');
 177
 178         $allow_moderated = false;
 179
 180         // here is where we are going to check for permission to post a moderated comment.
 181
 182         // First check that the parent exists and it is a wall item.
 183
 184         if((x($_REQUEST,'commenter')) && ((! $parent) || (! $parent_item['wall']))) {
 185                 notice( t('Permission denied.') . EOL) ;
 186                 if(x($_REQUEST,'return'))
 187                         goaway($a->get_baseurl() . "/" . $return_path );
 188                 killme();
 189         }
 190
 191         // Now check that it is a page_type of PAGE_BLOG, and that valid personal details
 192         // have been provided, and run any anti-spam plugins
 193
 194
 195
 196         if((! can_write_wall($a,$profile_uid)) && (! $allow_moderated)) {
 197                 notice( t('Permission denied.') . EOL) ;
 198                 if(x($_REQUEST,'return'))
 199                         goaway($a->get_baseurl() . "/" . $return_path );
 200                 killme();
 201         }
 202
 203
 204         // is this an edited post?
 205
 206         $orig_post = null;
 207
 208         if($post_id) {
 209                 $i = q("SELECT * FROM `item` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 210                         intval($profile_uid),
 211                         intval($post_id)
 212                 );
 213                 if(! count($i))
 214                         killme();
 215                 $orig_post = $i[0];
 216         }
 217
 218         $user = null;
 219
 220         $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
 221                 intval($profile_uid)
 222         );
 223         if(dbm::is_result($r))
 224                 $user = $r[0];
 225
 226         if($orig_post) {
 227                 $str_group_allow   = $orig_post['allow_gid'];
 228                 $str_contact_allow = $orig_post['allow_cid'];
 229                 $str_group_deny    = $orig_post['deny_gid'];
 230                 $str_contact_deny  = $orig_post['deny_cid'];
 231                 $location          = $orig_post['location'];
 232                 $coord             = $orig_post['coord'];
 233                 $verb              = $orig_post['verb'];
 234                 $objecttype        = $orig_post['object-type'];
 235                 $emailcc           = $orig_post['emailcc'];
 236                 $app               = $orig_post['app'];
 237                 $categories        = $orig_post['file'];
 238                 $title             = notags(trim($_REQUEST['title']));
 239                 $body              = escape_tags(trim($_REQUEST['body']));
 240                 $private           = $orig_post['private'];
 241                 $pubmail_enable    = $orig_post['pubmail'];
 242                 $network           = $orig_post['network'];
 243                 $guid              = $orig_post['guid'];
 244                 $extid             = $orig_post['extid'];
 245
 246         } else {
 247
 248                 // if coming from the API and no privacy settings are set,
 249                 // use the user default permissions - as they won't have
 250                 // been supplied via a form.
 251
 252                 if(($api_source)
 253                         && (! array_key_exists('contact_allow',$_REQUEST))
 254                         && (! array_key_exists('group_allow',$_REQUEST))
 255                         && (! array_key_exists('contact_deny',$_REQUEST))
 256                         && (! array_key_exists('group_deny',$_REQUEST))) {
 257                         $str_group_allow   = $user['allow_gid'];
 258                         $str_contact_allow = $user['allow_cid'];
 259                         $str_group_deny    = $user['deny_gid'];
 260                         $str_contact_deny  = $user['deny_cid'];
 261                 }
 262                 else {
 263
 264                         // use the posted permissions
 265
 266                         $str_group_allow   = perms2str($_REQUEST['group_allow']);
 267                         $str_contact_allow = perms2str($_REQUEST['contact_allow']);
 268                         $str_group_deny    = perms2str($_REQUEST['group_deny']);
 269                         $str_contact_deny  = perms2str($_REQUEST['contact_deny']);
 270                 }
 271
 272                 $title             = notags(trim($_REQUEST['title']));
 273                 $location          = notags(trim($_REQUEST['location']));
 274                 $coord             = notags(trim($_REQUEST['coord']));
 275                 $verb              = notags(trim($_REQUEST['verb']));
 276                 $emailcc           = notags(trim($_REQUEST['emailcc']));
 277                 $body              = escape_tags(trim($_REQUEST['body']));
 278                 $network           = notags(trim($_REQUEST['network']));
 279                 $guid              = get_guid(32);
 280
 281
 282                 item_add_language_opt($_REQUEST);
 283                 $postopts = $_REQUEST['postopts'] ? $_REQUEST['postopts'] : "";
 284
 285
 286                 $private = ((strlen($str_group_allow) || strlen($str_contact_allow) || strlen($str_group_deny) || strlen($str_contact_deny)) ? 1 : 0);
 287
 288
 289                 if($user['hidewall'])
 290                         $private = 2;
 291
 292                 // If this is a comment, set the permissions from the parent.
 293
 294                 if($parent_item) {
 295                         $private = 0;
 296
 297                         // for non native networks use the network of the original post as network of the item
 298                         if (($parent_item['network'] != NETWORK_DIASPORA)
 299                                 AND ($parent_item['network'] != NETWORK_OSTATUS)
 300                                 AND ($network == ""))
 301                                 $network = $parent_item['network'];
 302
 303                         if(($parent_item['private'])
 304                                 || strlen($parent_item['allow_cid'])
 305                                 || strlen($parent_item['allow_gid'])
 306                                 || strlen($parent_item['deny_cid'])
 307                                 || strlen($parent_item['deny_gid'])) {
 308                                 $private = (($parent_item['private']) ? $parent_item['private'] : 1);
 309                         }
 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                 }
 316                 $pubmail_enable    = ((x($_REQUEST,'pubmail_enable') && intval($_REQUEST['pubmail_enable']) && (! $private)) ? 1 : 0);
 317
 318                 // if using the API, we won't see pubmail_enable - figure out if it should be set
 319
 320                 if($api_source && $profile_uid && $profile_uid == local_user() && (! $private)) {
 321                         $mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
 322                         if(! $mail_disabled) {
 323                                 $r = q("SELECT * FROM `mailacct` WHERE `uid` = %d AND `server` != '' LIMIT 1",
 324                                         intval(local_user())
 325                                 );
 326                                 if(dbm::is_result($r) && intval($r[0]['pubmail']))
 327                                         $pubmail_enabled = true;
 328                         }
 329                 }
 330
 331                 if(! strlen($body)) {
 332                         if($preview)
 333                                 killme();
 334                         info( t('Empty post discarded.') . EOL );
 335                         if(x($_REQUEST,'return'))
 336                                 goaway($a->get_baseurl() . "/" . $return_path );
 337                         killme();
 338                 }
 339         }
 340
 341         if(strlen($categories)) {
 342                 // get the "fileas" tags for this post
 343                 $filedas = file_tag_file_to_list($categories, 'file');
 344         }
 345         // save old and new categories, so we can determine what needs to be deleted from pconfig
 346         $categories_old = $categories;
 347         $categories = file_tag_list_to_file(trim($_REQUEST['category']), 'category');
 348         $categories_new = $categories;
 349         if(strlen($filedas)) {
 350                 // append the fileas stuff to the new categories list
 351                 $categories .= file_tag_list_to_file($filedas, 'file');
 352         }
 353
 354         // Work around doubled linefeeds in Tinymce 3.5b2
 355         // First figure out if it's a status post that would've been
 356         // created using tinymce. Otherwise leave it alone.
 357
 358 /*      $plaintext = (local_user() ? intval(get_pconfig(local_user(),'system','plaintext')) || !feature_enabled($profile_uid,'richtext') : 0);
 359         if((! $parent) && (! $api_source) && (! $plaintext)) {
 360                 $body = fix_mce_lf($body);
 361         }*/
 362         $plaintext = (local_user() ? !feature_enabled($profile_uid,'richtext') : 0);
 363         if((! $parent) && (! $api_source) && (! $plaintext)) {
 364                 $body = fix_mce_lf($body);
 365         }
 366
 367
 368         // get contact info for poster
 369
 370         $author = null;
 371         $self   = false;
 372         $contact_id = 0;
 373
 374         if((local_user()) && (local_user() == $profile_uid)) {
 375                 $self = true;
 376                 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
 377                         intval($_SESSION['uid']));
 378         }
 379         elseif(remote_user()) {
 380                 if(is_array($_SESSION['remote'])) {
 381                         foreach($_SESSION['remote'] as $v) {
 382                                 if($v['uid'] == $profile_uid) {
 383                                         $contact_id = $v['cid'];
 384                                         break;
 385                                 }
 386                         }
 387                 }
 388                 if($contact_id) {
 389                         $r = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 390                                 intval($contact_id)
 391                         );
 392                 }
 393         }
 394
 395         if(dbm::is_result($r)) {
 396                 $author = $r[0];
 397                 $contact_id = $author['id'];
 398         }
 399
 400         // get contact info for owner
 401
 402         if($profile_uid == local_user()) {
 403                 $contact_record = $author;
 404         }
 405         else {
 406                 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
 407                         intval($profile_uid)
 408                 );
 409                 if(dbm::is_result($r))
 410                         $contact_record = $r[0];
 411         }
 412
 413         $post_type = notags(trim($_REQUEST['type']));
 414
 415         if($post_type === 'net-comment') {
 416                 if($parent_item !== null) {
 417                         if($parent_item['wall'] == 1)
 418                                 $post_type = 'wall-comment';
 419                         else
 420                                 $post_type = 'remote-comment';
 421                 }
 422         }
 423
 424         /**
 425          *
 426          * When a photo was uploaded into the message using the (profile wall) ajax
 427          * uploader, The permissions are initially set to disallow anybody but the
 428          * owner from seeing it. This is because the permissions may not yet have been
 429          * set for the post. If it's private, the photo permissions should be set
 430          * appropriately. But we didn't know the final permissions on the post until
 431          * now. So now we'll look for links of uploaded messages that are in the
 432          * post and set them to the same permissions as the post itself.
 433          *
 434          */
 435
 436         $match = null;
 437
 438         if((! $preview) && preg_match_all("/\[img([\=0-9x]*?)\](.*?)\[\/img\]/",$body,$match)) {
 439                 $images = $match[2];
 440                 if(count($images)) {
 441
 442                         $objecttype = ACTIVITY_OBJ_IMAGE;
 443
 444                         foreach($images as $image) {
 445                                 if(! stristr($image,$a->get_baseurl() . '/photo/'))
 446                                         continue;
 447                                 $image_uri = substr($image,strrpos($image,'/') + 1);
 448                                 $image_uri = substr($image_uri,0, strpos($image_uri,'-'));
 449                                 if(! strlen($image_uri))
 450                                         continue;
 451                                 $srch = '<' . intval($contact_id) . '>';
 452
 453                                 $r = q("SELECT `id` FROM `photo` WHERE `allow_cid` = '%s' AND `allow_gid` = '' AND `deny_cid` = '' AND `deny_gid` = ''
 454                                         AND `resource-id` = '%s' AND `uid` = %d LIMIT 1",
 455                                         dbesc($srch),
 456                                         dbesc($image_uri),
 457                                         intval($profile_uid)
 458                                 );
 459
 460                                 if(! count($r))
 461                                         continue;
 462
 463
 464                                 $r = q("UPDATE `photo` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'
 465                                         WHERE `resource-id` = '%s' AND `uid` = %d AND `album` = '%s' ",
 466                                         dbesc($str_contact_allow),
 467                                         dbesc($str_group_allow),
 468                                         dbesc($str_contact_deny),
 469                                         dbesc($str_group_deny),
 470                                         dbesc($image_uri),
 471                                         intval($profile_uid),
 472                                         dbesc( t('Wall Photos'))
 473                                 );
 474
 475                         }
 476                 }
 477         }
 478
 479
 480         /**
 481          * Next link in any attachment references we find in the post.
 482          */
 483
 484         $match = false;
 485
 486         if((! $preview) && preg_match_all("/\[attachment\](.*?)\[\/attachment\]/",$body,$match)) {
 487                 $attaches = $match[1];
 488                 if(count($attaches)) {
 489                         foreach($attaches as $attach) {
 490                                 $r = q("SELECT * FROM `attach` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 491                                         intval($profile_uid),
 492                                         intval($attach)
 493                                 );
 494                                 if(dbm::is_result($r)) {
 495                                         $r = q("UPDATE `attach` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'
 496                                                 WHERE `uid` = %d AND `id` = %d",
 497                                                 dbesc($str_contact_allow),
 498                                                 dbesc($str_group_allow),
 499                                                 dbesc($str_contact_deny),
 500                                                 dbesc($str_group_deny),
 501                                                 intval($profile_uid),
 502                                                 intval($attach)
 503                                         );
 504                                 }
 505                         }
 506                 }
 507         }
 508
 509         // embedded bookmark or attachment in post? set bookmark flag
 510
 511         $bookmark = 0;
 512         $data = get_attachment_data($body);
 513         if (preg_match_all("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism", $body, $match, PREG_SET_ORDER) OR isset($data["type"])) {
 514                 $objecttype = ACTIVITY_OBJ_BOOKMARK;
 515                 $bookmark = 1;
 516         }
 517
 518         $body = bb_translate_video($body);
 519
 520
 521         /**
 522          * Fold multi-line [code] sequences
 523          */
 524
 525         $body = preg_replace('/\[\/code\]\s*\[code\]/ism',"\n",$body);
 526
 527         $body = scale_external_images($body,false);
 528
 529
 530         // Setting the object type if not defined before
 531         if (!$objecttype) {
 532                 $objecttype = ACTIVITY_OBJ_NOTE; // Default value
 533                 require_once("include/plaintext.php");
 534                 $objectdata = get_attached_data($body);
 535
 536                 if ($post["type"] == "link")
 537                         $objecttype = ACTIVITY_OBJ_BOOKMARK;
 538                 elseif ($post["type"] == "video")
 539                         $objecttype = ACTIVITY_OBJ_VIDEO;
 540                 elseif ($post["type"] == "photo")
 541                         $objecttype = ACTIVITY_OBJ_IMAGE;
 542
 543         }
 544
 545         /**
 546          * Look for any tags and linkify them
 547          */
 548
 549         $str_tags = '';
 550         $inform   = '';
 551
 552
 553         $tags = get_tags($body);
 554
 555         /**
 556          * add a statusnet style reply tag if the original post was from there
 557          * and we are replying, and there isn't one already
 558          */
 559
 560         if($parent AND ($parent_contact['network'] === NETWORK_OSTATUS)) {
 561                 if ($parent_contact['id'] != "")
 562                         $contact = '@'.$parent_contact['nick'].'+'.$parent_contact['id'];
 563                 else
 564                         $contact = '@[url='.$parent_contact['url'].']'.$parent_contact['nick'].'[/url]';
 565
 566                 if (!in_array($contact,$tags)) {
 567                         $body = $contact.' '.$body;
 568                         $tags[] = $contact;
 569                 }
 570
 571                 $toplevel_contact = "";
 572                 $toplevel_parent = q("SELECT `contact`.* FROM `contact`
 573                                                 INNER JOIN `item` ON `item`.`contact-id` = `contact`.`id` AND `contact`.`url` = `item`.`author-link`
 574                                                 WHERE `item`.`id` = `item`.`parent` AND `item`.`parent` = %d", intval($parent));
 575                 if ($toplevel_parent)
 576                         $toplevel_contact = '@'.$toplevel_parent[0]['nick'].'+'.$toplevel_parent[0]['id'];
 577                 else {
 578                         $toplevel_parent = q("SELECT `author-link`, `author-name` FROM `item` WHERE `id` = `parent` AND `parent` = %d", intval($parent));
 579                         $toplevel_contact = '@[url='.$toplevel_parent[0]['author-link'].']'.$toplevel_parent[0]['author-name'].'[/url]';
 580                 }
 581
 582                 if (!in_array($toplevel_contact,$tags))
 583                         $tags[] = $toplevel_contact;
 584         }
 585
 586         $tagged = array();
 587
 588         $private_forum = false;
 589
 590         if(count($tags)) {
 591                 foreach($tags as $tag) {
 592
 593                         if(strpos($tag,'#') === 0)
 594                                 continue;
 595
 596                         // If we already tagged 'Robert Johnson', don't try and tag 'Robert'.
 597                         // Robert Johnson should be first in the $tags array
 598
 599                         $fullnametagged = false;
 600                         for($x = 0; $x < count($tagged); $x ++) {
 601                                 if(stristr($tagged[$x],$tag . ' ')) {
 602                                         $fullnametagged = true;
 603                                         break;
 604                                 }
 605                         }
 606                         if($fullnametagged)
 607                                 continue;
 608
 609                         $success = handle_tag($a, $body, $inform, $str_tags, (local_user()) ? local_user() : $profile_uid , $tag, $network);
 610                         if($success['replaced'])
 611                                 $tagged[] = $tag;
 612                         if(is_array($success['contact']) && intval($success['contact']['prv'])) {
 613                                 $private_forum = true;
 614                                 $private_id = $success['contact']['id'];
 615                         }
 616                 }
 617         }
 618
 619         if(($private_forum) && (! $parent) && (! $private)) {
 620                 // we tagged a private forum in a top level post and the message was public.
 621                 // Restrict it.
 622                 $private = 1;
 623                 $str_contact_allow = '<' . $private_id . '>';
 624         }
 625
 626         $attachments = '';
 627         $match = false;
 628
 629         if(preg_match_all('/(\[attachment\]([0-9]+)\[\/attachment\])/',$body,$match)) {
 630                 foreach($match[2] as $mtch) {
 631                         $r = q("SELECT `id`,`filename`,`filesize`,`filetype` FROM `attach` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 632                                 intval($profile_uid),
 633                                 intval($mtch)
 634                         );
 635                         if(dbm::is_result($r)) {
 636                                 if(strlen($attachments))
 637                                         $attachments .= ',';
 638                                 $attachments .= '[attach]href="' . $a->get_baseurl() . '/attach/' . $r[0]['id'] . '" length="' . $r[0]['filesize'] . '" type="' . $r[0]['filetype'] . '" title="' . (($r[0]['filename']) ? $r[0]['filename'] : '') . '"[/attach]';
 639                         }
 640                         $body = str_replace($match[1],'',$body);
 641                 }
 642         }
 643
 644         $wall = 0;
 645
 646         if($post_type === 'wall' || $post_type === 'wall-comment')
 647                 $wall = 1;
 648
 649         if(! strlen($verb))
 650                 $verb = ACTIVITY_POST ;
 651
 652         if ($network == "")
 653                 $network = NETWORK_DFRN;
 654
 655         $gravity = (($parent) ? 6 : 0 );
 656
 657         // even if the post arrived via API we are considering that it
 658         // originated on this site by default for determining relayability.
 659
 660         $origin = ((x($_REQUEST,'origin')) ? intval($_REQUEST['origin']) : 1);
 661
 662         $notify_type = (($parent) ? 'comment-new' : 'wall-new' );
 663
 664         $uri = (($message_id) ? $message_id : item_new_uri($a->get_hostname(),$profile_uid, $guid));
 665
 666         // Fallback so that we alway have a thr-parent
 667         if(!$thr_parent)
 668                 $thr_parent = $uri;
 669
 670         $datarray = array();
 671         $datarray['uid']           = $profile_uid;
 672         $datarray['type']          = $post_type;
 673         $datarray['wall']          = $wall;
 674         $datarray['gravity']       = $gravity;
 675         $datarray['network']       = $network;
 676         $datarray['contact-id']    = $contact_id;
 677         $datarray['owner-name']    = $contact_record['name'];
 678         $datarray['owner-link']    = $contact_record['url'];
 679         $datarray['owner-avatar']  = $contact_record['thumb'];
 680         $datarray["owner-id"]      = get_contact($datarray["owner-link"], 0);
 681         $datarray['author-name']   = $author['name'];
 682         $datarray['author-link']   = $author['url'];
 683         $datarray['author-avatar'] = $author['thumb'];
 684         $datarray["author-id"]     = get_contact($datarray["author-link"], 0);
 685         $datarray['created']       = datetime_convert();
 686         $datarray['edited']        = datetime_convert();
 687         $datarray['commented']     = datetime_convert();
 688         $datarray['received']      = datetime_convert();
 689         $datarray['changed']       = datetime_convert();
 690         $datarray['extid']         = $extid;
 691         $datarray['guid']          = $guid;
 692         $datarray['uri']           = $uri;
 693         $datarray['title']         = $title;
 694         $datarray['body']          = $body;
 695         $datarray['app']           = $app;
 696         $datarray['location']      = $location;
 697         $datarray['coord']         = $coord;
 698         $datarray['tag']           = $str_tags;
 699         $datarray['file']          = $categories;
 700         $datarray['inform']        = $inform;
 701         $datarray['verb']          = $verb;
 702         $datarray['object-type']   = $objecttype;
 703         $datarray['allow_cid']     = $str_contact_allow;
 704         $datarray['allow_gid']     = $str_group_allow;
 705         $datarray['deny_cid']      = $str_contact_deny;
 706         $datarray['deny_gid']      = $str_group_deny;
 707         $datarray['private']       = $private;
 708         $datarray['pubmail']       = $pubmail_enable;
 709         $datarray['attach']        = $attachments;
 710         $datarray['bookmark']      = intval($bookmark);
 711         $datarray['thr-parent']    = $thr_parent;
 712         $datarray['postopts']      = $postopts;
 713         $datarray['origin']        = $origin;
 714         $datarray['moderated']     = $allow_moderated;
 715         $datarray['gcontact-id']   = get_gcontact_id(array("url" => $datarray['author-link'], "network" => $datarray['network'],
 716                                                         "photo" => $datarray['author-avatar'], "name" => $datarray['author-name']));
 717
 718         /**
 719          * These fields are for the convenience of plugins...
 720          * 'self' if true indicates the owner is posting on their own wall
 721          * If parent is 0 it is a top-level post.
 722          */
 723
 724         $datarray['parent']        = $parent;
 725         $datarray['self']          = $self;
 726 //      $datarray['prvnets']       = $user['prvnets'];
 727
 728         if($orig_post)
 729                 $datarray['edit']      = true;
 730
 731         // Search for hashtags
 732         item_body_set_hashtags($datarray);
 733
 734         // preview mode - prepare the body for display and send it via json
 735
 736         if($preview) {
 737                 require_once('include/conversation.php');
 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($a->get_baseurl() . "/" . $return_path);
 751                 }
 752
 753                 $json = array('cancel' => 1);
 754                 if(x($_REQUEST,'jsreload') && strlen($_REQUEST['jsreload']))
 755                         $json['reload'] = $a->get_baseurl() . '/' . $_REQUEST['jsreload'];
 756
 757                 echo json_encode($json);
 758                 killme();
 759         }
 760
 761         // Fill the cache field
 762         put_item_in_cache($datarray);
 763
 764         if($orig_post) {
 765                 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `attach` = '%s', `file` = '%s', `rendered-html` = '%s', `rendered-hash` = '%s', `edited` = '%s', `changed` = '%s' WHERE `id` = %d AND `uid` = %d",
 766                         dbesc($datarray['title']),
 767                         dbesc($datarray['body']),
 768                         dbesc($datarray['tag']),
 769                         dbesc($datarray['attach']),
 770                         dbesc($datarray['file']),
 771                         dbesc($datarray['rendered-html']),
 772                         dbesc($datarray['rendered-hash']),
 773                         dbesc(datetime_convert()),
 774                         dbesc(datetime_convert()),
 775                         intval($post_id),
 776                         intval($profile_uid)
 777                 );
 778
 779                 create_tags_from_item($post_id);
 780                 create_files_from_item($post_id);
 781                 update_thread($post_id);
 782
 783                 // update filetags in pconfig
 784                 file_tag_update_pconfig($uid,$categories_old,$categories_new,'category');
 785
 786                 proc_run(PRIORITY_HIGH, "include/notifier.php", 'edit_post', $post_id);
 787                 if((x($_REQUEST,'return')) && strlen($return_path)) {
 788                         logger('return: ' . $return_path);
 789                         goaway($a->get_baseurl() . "/" . $return_path );
 790                 }
 791                 killme();
 792         }
 793         else
 794                 $post_id = 0;
 795
 796
 797         $r = q("INSERT INTO `item` (`guid`, `extid`, `uid`,`type`,`wall`,`gravity`, `network`, `contact-id`,
 798                                         `owner-name`,`owner-link`,`owner-avatar`, `owner-id`,
 799                                         `author-name`, `author-link`, `author-avatar`, `author-id`,
 800                                         `created`, `edited`, `commented`, `received`, `changed`,
 801                                         `uri`, `thr-parent`, `title`, `body`, `app`, `location`, `coord`,
 802                                         `tag`, `inform`, `verb`, `object-type`, `postopts`,
 803                                         `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid`, `private`,
 804                                         `pubmail`, `attach`, `bookmark`,`origin`, `moderated`, `file`,
 805                                         `rendered-html`, `rendered-hash`)
 806                 VALUES('%s', '%s', %d, '%s', %d, %d, '%s', %d,
 807                         '%s', '%s', '%s', %d,
 808                         '%s', '%s', '%s', %d,
 809                         '%s', '%s', '%s', '%s', '%s',
 810                         '%s', '%s', '%s', '%s', '%s', '%s', '%s',
 811                         '%s', '%s', '%s', '%s', '%s',
 812                         '%s', '%s', '%s', '%s', %d,
 813                         %d, '%s', %d, %d, %d, '%s',
 814                         '%s', '%s')",
 815                 dbesc($datarray['guid']),
 816                 dbesc($datarray['extid']),
 817                 intval($datarray['uid']),
 818                 dbesc($datarray['type']),
 819                 intval($datarray['wall']),
 820                 intval($datarray['gravity']),
 821                 dbesc($datarray['network']),
 822                 intval($datarray['contact-id']),
 823                 dbesc($datarray['owner-name']),
 824                 dbesc($datarray['owner-link']),
 825                 dbesc($datarray['owner-avatar']),
 826                 intval($datarray['owner-id']),
 827                 dbesc($datarray['author-name']),
 828                 dbesc($datarray['author-link']),
 829                 dbesc($datarray['author-avatar']),
 830                 intval($datarray['author-id']),
 831                 dbesc($datarray['created']),
 832                 dbesc($datarray['edited']),
 833                 dbesc($datarray['commented']),
 834                 dbesc($datarray['received']),
 835                 dbesc($datarray['changed']),
 836                 dbesc($datarray['uri']),
 837                 dbesc($datarray['thr-parent']),
 838                 dbesc($datarray['title']),
 839                 dbesc($datarray['body']),
 840                 dbesc($datarray['app']),
 841                 dbesc($datarray['location']),
 842                 dbesc($datarray['coord']),
 843                 dbesc($datarray['tag']),
 844                 dbesc($datarray['inform']),
 845                 dbesc($datarray['verb']),
 846                 dbesc($datarray['object-type']),
 847                 dbesc($datarray['postopts']),
 848                 dbesc($datarray['allow_cid']),
 849                 dbesc($datarray['allow_gid']),
 850                 dbesc($datarray['deny_cid']),
 851                 dbesc($datarray['deny_gid']),
 852                 intval($datarray['private']),
 853                 intval($datarray['pubmail']),
 854                 dbesc($datarray['attach']),
 855                 intval($datarray['bookmark']),
 856                 intval($datarray['origin']),
 857                 intval($datarray['moderated']),
 858                 dbesc($datarray['file']),
 859                 dbesc($datarray['rendered-html']),
 860                 dbesc($datarray['rendered-hash'])
 861                );
 862
 863         $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' LIMIT 1",
 864                 dbesc($datarray['uri']));
 865         if(!count($r)) {
 866                 logger('mod_item: unable to retrieve post that was just stored.');
 867                 notice( t('System error. Post not saved.') . EOL);
 868                 goaway($a->get_baseurl() . "/" . $return_path );
 869                 // NOTREACHED
 870         }
 871
 872         $post_id = $r[0]['id'];
 873         logger('mod_item: saved item ' . $post_id);
 874
 875         $datarray["id"] = $post_id;
 876         $datarray["plink"] = $a->get_baseurl().'/display/'.urlencode($datarray["guid"]);
 877
 878         // update filetags in pconfig
 879         file_tag_update_pconfig($uid,$categories_old,$categories_new,'category');
 880
 881         if($parent) {
 882
 883                 // This item is the last leaf and gets the comment box, clear any ancestors
 884                 $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent` = %d ",
 885                         dbesc(datetime_convert()),
 886                         intval($parent)
 887                 );
 888                 update_thread($parent, true);
 889
 890                 // Inherit ACLs from the parent item.
 891
 892                 $r = q("UPDATE `item` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s', `private` = %d
 893                         WHERE `id` = %d",
 894                         dbesc($parent_item['allow_cid']),
 895                         dbesc($parent_item['allow_gid']),
 896                         dbesc($parent_item['deny_cid']),
 897                         dbesc($parent_item['deny_gid']),
 898                         intval($parent_item['private']),
 899                         intval($post_id)
 900                 );
 901
 902                 if($contact_record != $author) {
 903                         notification(array(
 904                                 'type'         => NOTIFY_COMMENT,
 905                                 'notify_flags' => $user['notify-flags'],
 906                                 'language'     => $user['language'],
 907                                 'to_name'      => $user['username'],
 908                                 'to_email'     => $user['email'],
 909                                 'uid'          => $user['uid'],
 910                                 'item'         => $datarray,
 911                                 'link'          => $a->get_baseurl().'/display/'.urlencode($datarray['guid']),
 912                                 'source_name'  => $datarray['author-name'],
 913                                 'source_link'  => $datarray['author-link'],
 914                                 'source_photo' => $datarray['author-avatar'],
 915                                 'verb'         => ACTIVITY_POST,
 916                                 'otype'        => 'item',
 917                                 'parent'       => $parent,
 918                                 'parent_uri'   => $parent_item['uri']
 919                         ));
 920
 921                 }
 922
 923
 924                 // Store the comment signature information in case we need to relay to Diaspora
 925                 diaspora::store_comment_signature($datarray, $author, ($self ? $user['prvkey'] : false), $post_id);
 926
 927         } else {
 928                 $parent = $post_id;
 929
 930                 if($contact_record != $author) {
 931                         notification(array(
 932                                 'type'         => NOTIFY_WALL,
 933                                 'notify_flags' => $user['notify-flags'],
 934                                 'language'     => $user['language'],
 935                                 'to_name'      => $user['username'],
 936                                 'to_email'     => $user['email'],
 937                                 'uid'          => $user['uid'],
 938                                 'item'         => $datarray,
 939                                 'link'          => $a->get_baseurl().'/display/'.urlencode($datarray['guid']),
 940                                 'source_name'  => $datarray['author-name'],
 941                                 'source_link'  => $datarray['author-link'],
 942                                 'source_photo' => $datarray['author-avatar'],
 943                                 'verb'         => ACTIVITY_POST,
 944                                 'otype'        => 'item'
 945                         ));
 946                 }
 947         }
 948
 949         // fallback so that parent always gets set to non-zero.
 950
 951         if(! $parent)
 952                 $parent = $post_id;
 953
 954         $r = q("UPDATE `item` SET `parent` = %d, `parent-uri` = '%s', `plink` = '%s', `changed` = '%s', `last-child` = 1, `visible` = 1
 955                 WHERE `id` = %d",
 956                 intval($parent),
 957                 dbesc(($parent == $post_id) ? $uri : $parent_item['uri']),
 958                 dbesc($a->get_baseurl().'/display/'.urlencode($datarray['guid'])),
 959                 dbesc(datetime_convert()),
 960                 intval($post_id)
 961         );
 962
 963         // photo comments turn the corresponding item visible to the profile wall
 964         // This way we don't see every picture in your new photo album posted to your wall at once.
 965         // They will show up as people comment on them.
 966
 967         if(! $parent_item['visible']) {
 968                 $r = q("UPDATE `item` SET `visible` = 1 WHERE `id` = %d",
 969                         intval($parent_item['id'])
 970                 );
 971                 update_thread($parent_item['id']);
 972         }
 973
 974         // update the commented timestamp on the parent
 975
 976         q("UPDATE `item` set `commented` = '%s', `changed` = '%s' WHERE `id` = %d",
 977                 dbesc(datetime_convert()),
 978                 dbesc(datetime_convert()),
 979                 intval($parent)
 980         );
 981         if ($post_id != $parent)
 982                 update_thread($parent);
 983
 984         call_hooks('post_local_end', $datarray);
 985
 986         if(strlen($emailcc) && $profile_uid == local_user()) {
 987                 $erecips = explode(',', $emailcc);
 988                 if(count($erecips)) {
 989                         foreach($erecips as $recip) {
 990                                 $addr = trim($recip);
 991                                 if(! strlen($addr))
 992                                         continue;
 993                                 $disclaimer = '<hr />' . sprintf( t('This message was sent to you by %s, a member of the Friendica social network.'),$a->user['username'])
 994                                         . '<br />';
 995                                 $disclaimer .= sprintf( t('You may visit them online at %s'), $a->get_baseurl() . '/profile/' . $a->user['nickname']) . EOL;
 996                                 $disclaimer .= t('Please contact the sender by replying to this post if you do not wish to receive these messages.') . EOL;
 997                                 if (!$datarray['title']=='') {
 998                                     $subject = email_header_encode($datarray['title'],'UTF-8');
 999                                 } else {
1000                                     $subject = email_header_encode('[Friendica]' . ' ' . sprintf( t('%s posted an update.'),$a->user['username']),'UTF-8');
1001                                 }
1002                                 $link = '<a href="' . $a->get_baseurl() . '/profile/' . $a->user['nickname'] . '"><img src="' . $author['thumb'] . '" alt="' . $a->user['username'] . '" /></a><br /><br />';
1003                                 $html    = prepare_body($datarray);
1004                                 $message = '<html><body>' . $link . $html . $disclaimer . '</body></html>';
1005                                 include_once('include/html2plain.php');
1006                                 $params = array (
1007                                     'fromName' => $a->user['username'],
1008                                     'fromEmail' => $a->user['email'],
1009                                     'toEmail' => $addr,
1010                                     'replyTo' => $a->user['email'],
1011                                     'messageSubject' => $subject,
1012                                     'htmlVersion' => $message,
1013                                     'textVersion' => html2plain($html.$disclaimer),
1014                                 );
1015                                 Emailer::send($params);
1016                         }
1017                 }
1018         }
1019
1020         create_tags_from_item($post_id);
1021         create_files_from_item($post_id);
1022
1023         if ($post_id == $parent)
1024                 add_thread($post_id);
1025
1026         // This is a real juggling act on shared hosting services which kill your processes
1027         // e.g. dreamhost. We used to start delivery to our native delivery agents in the background
1028         // and then run our plugin delivery from the foreground. We're now doing plugin delivery first,
1029         // because as soon as you start loading up a bunch of remote delivey processes, *this* page is
1030         // likely to get killed off. If you end up looking at an /item URL and a blank page,
1031         // it's very likely the delivery got killed before all your friends could be notified.
1032         // Currently the only realistic fixes are to use a reliable server - which precludes shared hosting,
1033         // or cut back on plugins which do remote deliveries.
1034
1035         proc_run(PRIORITY_HIGH, "include/notifier.php", $notify_type, $post_id);
1036
1037         logger('post_complete');
1038
1039         item_post_return($a->get_baseurl(), $api_source, $return_path);
1040         // NOTREACHED
1041 }
1042
1043 function item_post_return($baseurl, $api_source, $return_path) {
1044         // figure out how to return, depending on from whence we came
1045
1046         if($api_source)
1047                 return;
1048
1049         if($return_path) {
1050                 goaway($baseurl . "/" . $return_path);
1051         }
1052
1053         $json = array('success' => 1);
1054         if(x($_REQUEST,'jsreload') && strlen($_REQUEST['jsreload']))
1055                 $json['reload'] = $baseurl . '/' . $_REQUEST['jsreload'];
1056
1057         logger('post_json: ' . print_r($json,true), LOGGER_DEBUG);
1058
1059         echo json_encode($json);
1060         killme();
1061 }
1062
1063
1064
1065 function item_content(&$a) {
1066
1067         if((! local_user()) && (! remote_user()))
1068                 return;
1069
1070         require_once('include/security.php');
1071
1072         $o = '';
1073         if(($a->argc == 3) && ($a->argv[1] === 'drop') && intval($a->argv[2])) {
1074                 $o = drop_item($a->argv[2], !is_ajax());
1075                 if (is_ajax()){
1076                         // ajax return: [<item id>, 0 (no perm) | <owner id>]
1077                         echo json_encode(array(intval($a->argv[2]), intval($o)));
1078                         killme();
1079                 }
1080         }
1081         return $o;
1082 }
1083
1084 /**
1085  * This function removes the tag $tag from the text $body and replaces it with
1086  * the appropiate link.
1087  *
1088  * @param unknown_type $body the text to replace the tag in
1089  * @param string $inform a comma-seperated string containing everybody to inform
1090  * @param string $str_tags string to add the tag to
1091  * @param integer $profile_uid
1092  * @param string $tag the tag to replace
1093  * @param string $network The network of the post
1094  *
1095  * @return boolean true if replaced, false if not replaced
1096  */
1097 function handle_tag($a, &$body, &$inform, &$str_tags, $profile_uid, $tag, $network = "") {
1098         require_once("include/Scrape.php");
1099         require_once("include/socgraph.php");
1100
1101         $replaced = false;
1102         $r = null;
1103
1104         //is it a person tag?
1105         if(strpos($tag,'@') === 0) {
1106                 //is it already replaced?
1107                 if(strpos($tag,'[url=')) {
1108                         //append tag to str_tags
1109                         if(!stristr($str_tags,$tag)) {
1110                                 if(strlen($str_tags))
1111                                         $str_tags .= ',';
1112                                 $str_tags .= $tag;
1113                         }
1114
1115                         // Checking for the alias that is used for OStatus
1116                         $pattern = "/@\[url\=(.*?)\](.*?)\[\/url\]/ism";
1117                         if (preg_match($pattern, $tag, $matches)) {
1118
1119                                 $r = q("SELECT `alias`, `name` FROM `contact` WHERE `nurl` = '%s' AND `alias` != '' AND `uid` = 0",
1120                                         normalise_link($matches[1]));
1121                                 if (!$r)
1122                                         $r = q("SELECT `alias`, `name` FROM `gcontact` WHERE `nurl` = '%s' AND `alias` != ''",
1123                                                 normalise_link($matches[1]));
1124                                 if ($r)
1125                                         $data = $r[0];
1126                                 else
1127                                         $data = probe_url($matches[1]);
1128
1129                                 if ($data["alias"] != "") {
1130                                         $newtag = '@[url='.$data["alias"].']'.$data["name"].'[/url]';
1131                                         if(!stristr($str_tags,$newtag)) {
1132                                                 if(strlen($str_tags))
1133                                                         $str_tags .= ',';
1134                                                 $str_tags .= $newtag;
1135                                         }
1136                                 }
1137                         }
1138
1139                         return $replaced;
1140                 }
1141                 $stat = false;
1142                 //get the person's name
1143                 $name = substr($tag,1);
1144
1145                 // Sometimes the tag detection doesn't seem to work right
1146                 // This is some workaround
1147                 $nameparts = explode(" ", $name);
1148                 $name = $nameparts[0];
1149
1150                 // Try to detect the contact in various ways
1151                 if ((strpos($name,'@')) || (strpos($name,'http://'))) {
1152                         // Is it in format @user@domain.tld or @http://domain.tld/...?
1153
1154                         // First check the contact table for the address
1155                         $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network`, `notify` FROM `contact`
1156                                 WHERE `addr` = '%s' AND `uid` = %d AND
1157                                         (`network` != '%s' OR (`notify` != '' AND `alias` != ''))
1158                                 LIMIT 1",
1159                                         dbesc($name),
1160                                         intval($profile_uid),
1161                                         dbesc(NETWORK_OSTATUS)
1162                         );
1163
1164                         // Then check in the contact table for the url
1165                         if (!$r)
1166                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network`, `notify` FROM `contact`
1167                                         WHERE `nurl` = '%s' AND `uid` = %d AND
1168                                                 (`network` != '%s' OR (`notify` != '' AND `alias` != ''))
1169                                         LIMIT 1",
1170                                                 dbesc(normalise_link($name)),
1171                                                 intval($profile_uid),
1172                                                 dbesc(NETWORK_OSTATUS)
1173                                 );
1174
1175                         // Then check in the global contacts for the address
1176                         if (!$r)
1177                                 $r = q("SELECT `url`, `nick`, `name`, `alias`, `network`, `notify` FROM `gcontact`
1178                                         WHERE `addr` = '%s' AND (`network` != '%s' OR (`notify` != '' AND `alias` != ''))
1179                                         LIMIT 1",
1180                                                 dbesc($name),
1181                                                 dbesc(NETWORK_OSTATUS)
1182                                 );
1183
1184                         // Then check in the global contacts for the url
1185                         if (!$r)
1186                                 $r = q("SELECT `url`, `nick`, `name`, `alias`, `network`, `notify` FROM `gcontact`
1187                                         WHERE `nurl` = '%s' AND (`network` != '%s' OR (`notify` != '' AND `alias` != ''))
1188                                         LIMIT 1",
1189                                                 dbesc(normalise_link($name)),
1190                                                 dbesc(NETWORK_OSTATUS)
1191                                 );
1192
1193                         if (!$r) {
1194                                 $probed = probe_url($name);
1195                                 if ($result['network'] != NETWORK_PHANTOM) {
1196                                         update_gcontact($probed);
1197                                         $r = q("SELECT `url`, `name`, `nick`, `network`, `alias`, `notify` FROM `gcontact` WHERE `nurl` = '%s' LIMIT 1",
1198                                                 dbesc(normalise_link($probed["url"])));
1199                                 }
1200                         }
1201                 } else {
1202                         $r = false;
1203                         if (strrpos($name,'+')) {
1204                                 // Is it in format @nick+number?
1205                                 $tagcid = intval(substr($name,strrpos($name,'+') + 1));
1206
1207                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network` FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
1208                                                 intval($tagcid),
1209                                                 intval($profile_uid)
1210                                 );
1211                         }
1212
1213                         //select someone by attag or nick and the name passed in the current network
1214                         if(!$r AND ($network != ""))
1215                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network` FROM `contact` WHERE `attag` = '%s' OR `nick` = '%s' AND `network` = '%s' AND `uid` = %d ORDER BY `attag` DESC LIMIT 1",
1216                                                 dbesc($name),
1217                                                 dbesc($name),
1218                                                 dbesc($network),
1219                                                 intval($profile_uid)
1220                                 );
1221
1222                         //select someone from this user's contacts by name in the current network
1223                         if (!$r AND ($network != ""))
1224                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network` FROM `contact` WHERE `name` = '%s' AND `network` = '%s' AND `uid` = %d LIMIT 1",
1225                                                 dbesc($name),
1226                                                 dbesc($network),
1227                                                 intval($profile_uid)
1228                                 );
1229
1230                         //select someone by attag or nick and the name passed in
1231                         if(!$r)
1232                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network` FROM `contact` WHERE `attag` = '%s' OR `nick` = '%s' AND `uid` = %d ORDER BY `attag` DESC LIMIT 1",
1233                                                 dbesc($name),
1234                                                 dbesc($name),
1235                                                 intval($profile_uid)
1236                                 );
1237
1238
1239                         //select someone from this user's contacts by name
1240                         if(!$r)
1241                                 $r = q("SELECT `id`, `url`, `nick`, `name`, `alias`, `network` FROM `contact` WHERE `name` = '%s' AND `uid` = %d LIMIT 1",
1242                                                 dbesc($name),
1243                                                 intval($profile_uid)
1244                                 );
1245                 }
1246
1247                 if ($r) {
1248                         if(strlen($inform) AND (isset($r[0]["notify"]) OR isset($r[0]["id"])))
1249                                 $inform .= ',';
1250
1251                         if (isset($r[0]["id"]))
1252                                 $inform .= 'cid:' . $r[0]["id"];
1253                         elseif (isset($r[0]["notify"]))
1254                                 $inform  .= $r[0]["notify"];
1255
1256                         $profile = $r[0]["url"];
1257                         $alias   = $r[0]["alias"];
1258                         $newname = $r[0]["nick"];
1259                         if (($newname == "") OR (($r[0]["network"] != NETWORK_OSTATUS) AND ($r[0]["network"] != NETWORK_TWITTER)
1260                                 AND ($r[0]["network"] != NETWORK_STATUSNET) AND ($r[0]["network"] != NETWORK_APPNET)))
1261                                 $newname = $r[0]["name"];
1262                 }
1263
1264                 //if there is an url for this persons profile
1265                 if (isset($profile) AND ($newname != "")) {
1266
1267                         $replaced = true;
1268                         //create profile link
1269                         $profile = str_replace(',','%2c',$profile);
1270                         $newtag = '@[url='.$profile.']'.$newname.'[/url]';
1271                         $body = str_replace('@'.$name, $newtag, $body);
1272                         //append tag to str_tags
1273                         if(! stristr($str_tags,$newtag)) {
1274                                 if(strlen($str_tags))
1275                                         $str_tags .= ',';
1276                                 $str_tags .= $newtag;
1277                         }
1278
1279                         // Status.Net seems to require the numeric ID URL in a mention if the person isn't
1280                         // subscribed to you. But the nickname URL is OK if they are. Grrr. We'll tag both.
1281
1282                         if(strlen($alias)) {
1283                                 $newtag = '@[url='.$alias.']'.$newname.'[/url]';
1284                                 if(! stristr($str_tags,$newtag)) {
1285                                         if(strlen($str_tags))
1286                                                 $str_tags .= ',';
1287                                         $str_tags .= $newtag;
1288                                 }
1289                         }
1290                 }
1291         }
1292
1293         return array('replaced' => $replaced, 'contact' => $r[0]);
1294 }