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  * All of these become an "item" which is our basic unit of
  10  * information.
  11  * Posts that originate externally or do not fall into the above
  12  * posting categories go through item_store() instead of this function.
  13  *
  14  */
  15
  16 function item_post(&$a) {
  17
  18         if((! local_user()) && (! remote_user()))
  19                 return;
  20
  21         require_once('include/security.php');
  22
  23         $uid = local_user();
  24
  25         call_hooks('post_local_start', $_POST);
  26
  27         $parent = ((x($_POST,'parent')) ? intval($_POST['parent']) : 0);
  28
  29         $parent_item = null;
  30         $parent_contact = null;
  31
  32         if($parent) {
  33                 $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
  34                         intval($parent)
  35                 );
  36                 if(! count($r)) {
  37                         notice( t('Unable to locate original post.') . EOL);
  38                         if(x($_POST,'return'))
  39                                 goaway($a->get_baseurl() . "/" . $_POST['return'] );
  40                         killme();
  41                 }
  42                 $parent_item = $r[0];
  43                 if($parent_item['contact-id'] && $uid) {
  44                         $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
  45                                 intval($parent_item['contact-id']),
  46                                 intval($uid)
  47                         );
  48                         if(count($r))
  49                                 $parent_contact = $r[0];
  50                 }
  51         }
  52
  53         $profile_uid = ((x($_POST,'profile_uid')) ? intval($_POST['profile_uid']) : 0);
  54
  55
  56         if(! can_write_wall($a,$profile_uid)) {
  57                 notice( t('Permission denied.') . EOL) ;
  58                 if(x($_POST,'return'))
  59                         goaway($a->get_baseurl() . "/" . $_POST['return'] );
  60                 killme();
  61         }
  62
  63         $user = null;
  64
  65         $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
  66                 intval($profile_uid)
  67         );
  68         if(count($r))
  69                 $user = $r[0];
  70
  71
  72         $str_group_allow   = perms2str($_POST['group_allow']);
  73         $str_contact_allow = perms2str($_POST['contact_allow']);
  74         $str_group_deny    = perms2str($_POST['group_deny']);
  75         $str_contact_deny  = perms2str($_POST['contact_deny']);
  76
  77         $private = ((strlen($str_group_allow) || strlen($str_contact_allow) || strlen($str_group_deny) || strlen($str_contact_deny)) ? 1 : 0);
  78
  79         if(($parent_item) &&
  80                 (($parent_item['private'])
  81                         || strlen($parent_item['allow_cid'])
  82                         || strlen($parent_item['allow_gid'])
  83                         || strlen($parent_item['deny_cid'])
  84                         || strlen($parent_item['deny_gid'])
  85                 )
  86         ) {
  87                 $private = 1;
  88         }
  89
  90         $title             = notags(trim($_POST['title']));
  91         $body              = escape_tags(trim($_POST['body']));
  92         $location          = notags(trim($_POST['location']));
  93         $coord             = notags(trim($_POST['coord']));
  94         $verb              = notags(trim($_POST['verb']));
  95         $emailcc           = notags(trim($_POST['emailcc']));
  96
  97         if(! strlen($body)) {
  98                 notice( t('Empty post discarded.') . EOL );
  99                 if(x($_POST,'return'))
 100                         goaway($a->get_baseurl() . "/" . $_POST['return'] );
 101                 killme();
 102         }
 103
 104         // get contact info for poster
 105
 106         $author = null;
 107         $self   = false;
 108
 109         if(($_SESSION['uid']) && ($_SESSION['uid'] == $profile_uid)) {
 110                 $self = true;
 111                 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
 112                         intval($_SESSION['uid'])
 113                 );
 114         }
 115         else {
 116                 if((x($_SESSION,'visitor_id')) && (intval($_SESSION['visitor_id']))) {
 117                         $r = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 118                                 intval($_SESSION['visitor_id'])
 119                         );
 120                 }
 121         }
 122
 123         if(count($r)) {
 124                 $author = $r[0];
 125                 $contact_id = $author['id'];
 126         }
 127
 128         // get contact info for owner
 129
 130         if($profile_uid == $_SESSION['uid']) {
 131                 $contact_record = $author;
 132         }
 133         else {
 134                 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
 135                         intval($profile_uid)
 136                 );
 137                 if(count($r))
 138                         $contact_record = $r[0];
 139         }
 140
 141         $post_type = notags(trim($_POST['type']));
 142
 143         if($post_type === 'net-comment') {
 144                 if($parent_item !== null) {
 145                         if($parent_item['type'] === 'remote') {
 146                                 $post_type = 'remote-comment';
 147                         }
 148                         else {
 149                                 $post_type = 'wall-comment';
 150                         }
 151                 }
 152         }
 153
 154
 155         /**
 156          *
 157          * When a photo was uploaded into the message using the (profile wall) ajax
 158          * uploader, The permissions are initially set to disallow anybody but the
 159          * owner from seeing it. This is because the permissions may not yet have been
 160          * set for the post. If it's private, the photo permissions should be set
 161          * appropriately. But we didn't know the final permissions on the post until
 162          * now. So now we'll look for links of uploaded messages that are in the
 163          * post and set them to the same permissions as the post itself.
 164          *
 165          */
 166
 167         $match = null;
 168
 169         if(preg_match_all("/\[img\](.+?)\[\/img\]/",$body,$match)) {
 170                 $images = $match[1];
 171                 if(count($images)) {
 172                         foreach($images as $image) {
 173                                 if(! stristr($image,$a->get_baseurl() . '/photo/'))
 174                                         continue;
 175                                 $image_uri = substr($image,strrpos($image,'/') + 1);
 176                                 $image_uri = substr($image_uri,0, strpos($image_uri,'-'));
 177                                 $r = q("UPDATE `photo` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'
 178                                         WHERE `resource-id` = '%s' AND `album` = '%s' ",
 179                                         dbesc($str_contact_allow),
 180                                         dbesc($str_group_allow),
 181                                         dbesc($str_contact_deny),
 182                                         dbesc($str_group_deny),
 183                                         dbesc($image_uri),
 184                                         dbesc( t('Wall Photos'))
 185                                 );
 186
 187                         }
 188                 }
 189         }
 190
 191         /**
 192          * Fold multi-line [code] sequences
 193          */
 194
 195         $body = preg_replace('/\[\/code\]\s*\[code\]/m',"\n",$body);
 196
 197         /**
 198          * Look for any tags and linkify them
 199          */
 200
 201         $str_tags = '';
 202         $inform   = '';
 203
 204
 205         $tags = get_tags($body);
 206
 207         if(($parent_contact) && ($parent_contact['network'] === 'stat') && ($parent_contact['nick']) && (! in_array('@' . $parent_contact['nick'],$tags))) {
 208                 $body = '@' . $parent_contact['nick'] . ' ' . $body;
 209                 $tags[] = '@' . $parent_contact['nick'];
 210         }
 211
 212         if(count($tags)) {
 213                 foreach($tags as $tag) {
 214                         if(strpos($tag,'#') === 0) {
 215                                 $basetag = str_replace('_',' ',substr($tag,1));
 216                                 $body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
 217                                 if(strlen($str_tags))
 218                                         $str_tags .= ',';
 219                                 $str_tags .= '#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
 220                                 continue;
 221                         }
 222                         if(strpos($tag,'@') === 0) {
 223                                 $stat = false;
 224                                 $name = substr($tag,1);
 225                                 if((strpos($name,'@')) || (strpos($name,'http://'))) {
 226                                         $newname = $name;
 227                                         $links = @lrdd($name);
 228                                         if(count($links)) {
 229                                                 foreach($links as $link) {
 230                                                         if($link['@attributes']['rel'] === 'http://webfinger.net/rel/profile-page')
 231                                         $profile = $link['@attributes']['href'];
 232                                                         if($link['@attributes']['rel'] === 'salmon') {
 233                                                                 if(strlen($inform))
 234                                                                         $inform .= ',';
 235                                         $inform .= 'url:' . str_replace(',','%2c',$link['@attributes']['href']);
 236                                                         }
 237                                                 }
 238                                         }
 239                                 }
 240                                 else {
 241                                         $newname = $name;
 242                                         $alias = '';
 243                                         if(strstr($name,'_')) {
 244                                                 $newname = str_replace('_',' ',$name);
 245                                                 $r = q("SELECT * FROM `contact` WHERE `name` = '%s' AND `uid` = %d LIMIT 1",
 246                                                         dbesc($newname),
 247                                                         intval($profile_uid)
 248                                                 );
 249                                         }
 250                                         else {
 251                                                 $r = q("SELECT * FROM `contact` WHERE `nick` = '%s' AND `uid` = %d LIMIT 1",
 252                                                         dbesc($name),
 253                                                         intval($profile_uid)
 254                                                 );
 255                                         }
 256                                         if(count($r)) {
 257                                                 $profile = $r[0]['url'];
 258                                                 if($r[0]['network'] === 'stat') {
 259                                                         $newname = $r[0]['nick'];
 260                                                         $stat = true;
 261                                                         if($r[0]['alias'])
 262                                                                 $alias = $r[0]['alias'];
 263                                                 }
 264                                                 else
 265                                                         $newname = $r[0]['name'];
 266                                                 if(strlen($inform))
 267                                                         $inform .= ',';
 268                                                 $inform .= 'cid:' . $r[0]['id'];
 269                                         }
 270                                 }
 271                                 if($profile) {
 272                                         $body = str_replace('@' . $name, '@' . '[url=' . $profile . ']' . $newname      . '[/url]', $body);
 273                                         $profile = str_replace(',','%2c',$profile);
 274                                         if(strlen($str_tags))
 275                                                 $str_tags .= ',';
 276                                         $str_tags .= '@[url=' . $profile . ']' . $newname       . '[/url]';
 277
 278                                         // Status.Net seems to require the numeric ID URL in a mention if the person isn't
 279                                         // subscribed to you. But the nickname URL is OK if they are. Grrr. We'll tag both.
 280
 281                                         if(strlen($alias)) {
 282                                                 if(strlen($str_tags))
 283                                                         $str_tags .= ',';
 284                                                 $str_tags .= '@[url=' . $alias . ']' . $newname . '[/url]';
 285                                         }
 286
 287                                 }
 288                         }
 289                 }
 290         }
 291
 292
 293
 294         $wall = 0;
 295         if($post_type === 'wall' || $post_type === 'wall-comment')
 296                 $wall = 1;
 297
 298         if(! strlen($verb))
 299                 $verb = ACTIVITY_POST ;
 300
 301         $gravity = (($parent) ? 6 : 0 );
 302
 303         $notify_type = (($parent) ? 'comment-new' : 'wall-new' );
 304
 305         $uri = item_new_uri($a->get_hostname(),$profile_uid);
 306
 307         $datarray = array();
 308         $datarray['uid']           = $profile_uid;
 309         $datarray['type']          = $post_type;
 310         $datarray['wall']          = $wall;
 311         $datarray['gravity']       = $gravity;
 312         $datarray['contact-id']    = $contact_id;
 313         $datarray['owner-name']    = $contact_record['name'];
 314         $datarray['owner-link']    = $contact_record['url'];
 315         $datarray['owner-avatar']  = $contact_record['thumb'];
 316         $datarray['author-name']   = $author['name'];
 317         $datarray['author-link']   = $author['url'];
 318         $datarray['author-avatar'] = $author['thumb'];
 319         $datarray['created']       = datetime_convert();
 320         $datarray['edited']        = datetime_convert();
 321         $datarray['changed']       = datetime_convert();
 322         $datarray['uri']           = $uri;
 323         $datarray['title']         = $title;
 324         $datarray['body']          = $body;
 325         $datarray['location']      = $location;
 326         $datarray['coord']         = $coord;
 327         $datarray['tag']           = $str_tags;
 328         $datarray['inform']        = $inform;
 329         $datarray['verb']          = $verb;
 330         $datarray['allow_cid']     = $str_contact_allow;
 331         $datarray['allow_gid']     = $str_group_allow;
 332         $datarray['deny_cid']      = $str_contact_deny;
 333         $datarray['deny_gid']      = $str_group_deny;
 334         $datarray['private']       = $private;
 335
 336         /**
 337          * These fields are for the convenience of plugins...
 338          * 'self' if true indicates the owner is posting on their own wall
 339          * If parent is 0 it is a top-level post.
 340          */
 341
 342         $datarray['parent']        = $parent;
 343         $datarray['self']          = $self;
 344
 345
 346         call_hooks('post_local',$datarray);
 347
 348         $r = q("INSERT INTO `item` (`uid`,`type`,`wall`,`gravity`,`contact-id`,`owner-name`,`owner-link`,`owner-avatar`,
 349                 `author-name`, `author-link`, `author-avatar`, `created`, `edited`, `changed`, `uri`, `title`, `body`, `location`, `coord`,
 350                 `tag`, `inform`, `verb`, `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid`, `private` )
 351                 VALUES( %d, '%s', %d, %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d )",
 352                 intval($datarray['uid']),
 353                 dbesc($datarray['type']),
 354                 intval($datarray['wall']),
 355                 intval($datarray['gravity']),
 356                 intval($datarray['contact-id']),
 357                 dbesc($datarray['owner-name']),
 358                 dbesc($datarray['owner-link']),
 359                 dbesc($datarray['owner-avatar']),
 360                 dbesc($datarray['author-name']),
 361                 dbesc($datarray['author-link']),
 362                 dbesc($datarray['author-avatar']),
 363                 dbesc($datarray['created']),
 364                 dbesc($datarray['edited']),
 365                 dbesc($datarray['changed']),
 366                 dbesc($datarray['uri']),
 367                 dbesc($datarray['title']),
 368                 dbesc($datarray['body']),
 369                 dbesc($datarray['location']),
 370                 dbesc($datarray['coord']),
 371                 dbesc($datarray['tag']),
 372                 dbesc($datarray['inform']),
 373                 dbesc($datarray['verb']),
 374                 dbesc($datarray['allow_cid']),
 375                 dbesc($datarray['allow_gid']),
 376                 dbesc($datarray['deny_cid']),
 377                 dbesc($datarray['deny_gid']),
 378                 intval($datarray['private'])
 379         );
 380
 381         $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' LIMIT 1",
 382                 dbesc($datarray['uri']));
 383         if(count($r)) {
 384                 $post_id = $r[0]['id'];
 385                 logger('mod_item: saved item ' . $post_id);
 386
 387                 if($parent) {
 388
 389                         // This item is the last leaf and gets the comment box, clear any ancestors
 390                         $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent` = %d ",
 391                                 dbesc(datetime_convert()),
 392                                 intval($parent)
 393                         );
 394
 395                         // Inherit ACL's from the parent item.
 396
 397                         $r = q("UPDATE `item` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s', `private` = %d
 398                                 WHERE `id` = %d LIMIT 1",
 399                                 dbesc($parent_item['allow_cid']),
 400                                 dbesc($parent_item['allow_gid']),
 401                                 dbesc($parent_item['deny_cid']),
 402                                 dbesc($parent_item['deny_gid']),
 403                                 intval($parent_item['private']),
 404                                 intval($post_id)
 405                         );
 406
 407                         // Send a notification email to the conversation owner, unless the owner is me and I wrote this item
 408                         if(($user['notify-flags'] & NOTIFY_COMMENT) && ($contact_record != $author)) {
 409                                 require_once('bbcode.php');
 410                                 $from = $author['name'];
 411                                 $tpl = load_view_file('view/cmnt_received_eml.tpl');
 412                                 $email_tpl = replace_macros($tpl, array(
 413                                         '$sitename' => $a->config['sitename'],
 414                                         '$siteurl' =>  $a->get_baseurl(),
 415                                         '$username' => $user['username'],
 416                                         '$email' => $user['email'],
 417                                         '$from' => $from,
 418                                         '$display' => $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id,
 419                                         '$body' => strip_tags(bbcode($datarray['body']))
 420                                 ));
 421
 422                                 $res = mail($user['email'], sprintf(t("%s commented on your item at %s"),$from,$a->config['sitename']),
 423                                         $email_tpl,"From: " . t("Administrator") . "@" . $a->get_hostname() );
 424                         }
 425                 }
 426                 else {
 427                         $parent = $post_id;
 428
 429                         // let me know if somebody did a wall-to-wall post on my profile
 430
 431                         if(($user['notify-flags'] & NOTIFY_WALL) && ($contact_record != $author)) {
 432                                 require_once('bbcode.php');
 433                                 $from = $author['name'];
 434                                 $tpl = load_view_file('view/wall_received_eml.tpl');
 435                                 $email_tpl = replace_macros($tpl, array(
 436                                         '$sitename' => $a->config['sitename'],
 437                                         '$siteurl' =>  $a->get_baseurl(),
 438                                         '$username' => $user['username'],
 439                                         '$email' => $user['email'],
 440                                         '$from' => $from,
 441                                         '$display' => $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id,
 442                                         '$body' => strip_tags(bbcode($datarray['body']))
 443                                 ));
 444
 445                                 $res = mail($user['email'], sprintf(t("%s posted on your profile wall at %s"),$from, $a->config['sitename']),
 446                                         $email_tpl,"From: " . t("Administrator@") . "@" . $a->get_hostname() );
 447                         }
 448                 }
 449
 450                 $r = q("UPDATE `item` SET `parent` = %d, `parent-uri` = '%s', `plink` = '%s', `changed` = '%s', `last-child` = 1, `visible` = 1
 451                         WHERE `id` = %d LIMIT 1",
 452                         intval($parent),
 453                         dbesc(($parent == $post_id) ? $uri : $parent_item['uri']),
 454                         dbesc($a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id),
 455                         dbesc(datetime_convert()),
 456                         intval($post_id)
 457                 );
 458
 459                 // photo comments turn the corresponding item visible to the profile wall
 460                 // This way we don't see every picture in your new photo album posted to your wall at once.
 461                 // They will show up as people comment on them.
 462
 463                 if(! $parent_item['visible']) {
 464                         $r = q("UPDATE `item` SET `visible` = 1 WHERE `id` = %d LIMIT 1",
 465                                 intval($parent_item['id'])
 466                         );
 467                 }
 468         }
 469         else {
 470                 logger('mod_item: unable to retrieve post that was just stored.');
 471                 notify( t('System error. Post not saved.'));
 472                 goaway($a->get_baseurl() . "/" . $_POST['return'] );
 473                 // NOTREACHED
 474         }
 475
 476         proc_run('php', "include/notifier.php", $notify_type, "$post_id");
 477
 478         $datarray['id'] = $post_id;
 479
 480         call_hooks('post_local_end', $datarray);
 481
 482         if(strlen($emailcc) && $profile_uid == local_user()) {
 483                 $erecips = explode(',', $emailcc);
 484                 if(count($erecips)) {
 485                         foreach($erecips as $recip) {
 486                                 $addr = trim($recip);
 487                                 if(! strlen($addr))
 488                                         continue;
 489                                 $disclaimer = '<hr />' . sprintf(t('This message was sent to you by %s, a member of the Friendika social network.'),$a->user['username'])
 490                                         . '<br />';
 491                                 $disclaimer .= t('You may visit them online at') . ' '
 492                                         . $a->get_baseurl() . '/profile/' . $a->user['nickname'] . '<br />';
 493                                 $disclaimer .= t('Please contact the sender by replying to this post if you do not wish to receive these messages.') . '<br />';
 494
 495                                 $subject  = '[Friendika]' . ' ' . sprintf( t('%s posted an update.'),$a->user['username']);
 496                                 $headers  = 'From: ' . $a->user['username'] . ' <' . $a->user['email'] . '>' . "\n";
 497                                 $headers .= 'MIME-Version: 1.0' . "\n";
 498                                 $headers .= 'Content-Type: text/html; charset=UTF-8' . "\n";
 499                                 $headers .= 'Content-Transfer-Encoding: 8bit' . "\n\n";
 500                                 $link = '<a href="' . $a->get_baseurl() . '/profile/' . $a->user['nickname'] . '"><img src="' . $author['thumb'] . '" alt="' . $a->user['username'] . '" /></a><br /><br />';
 501                                 $html    = prepare_body($datarray);
 502                                 $message = '<html><body>' . $link . $html . $disclaimer . '</body></html>';
 503                                 @mail($addr, $subject, $message, $headers);
 504                         }
 505                 }
 506         }
 507
 508         logger('post_complete');
 509         if((x($_POST,'return')) && strlen($_POST['return'])) {
 510                 logger('return: ' . $_POST['return']);
 511                 goaway($a->get_baseurl() . "/" . $_POST['return'] );
 512         }
 513         $json = array('success' => 1);
 514         if(x($_POST,'jsreload') && strlen($_POST['jsreload']))
 515                 $json['reload'] = $a->get_baseurl() . '/' . $_POST['jsreload'];
 516
 517         logger('post_json: ' . print_r($json,true), LOGGER_DEBUG);
 518
 519         echo json_encode($json);
 520         killme();
 521         // NOTREACHED
 522 }
 523
 524
 525
 526
 527
 528 function item_content(&$a) {
 529
 530         if((! local_user()) && (! remote_user()))
 531                 return;
 532
 533         require_once('include/security.php');
 534
 535         $uid = $_SESSION['uid'];
 536
 537         if(($a->argc == 3) && ($a->argv[1] === 'drop') && intval($a->argv[2])) {
 538
 539                 // locate item to be deleted
 540
 541                 $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
 542                         intval($a->argv[2])
 543                 );
 544
 545                 if(! count($r)) {
 546                         notice( t('Item not found.') . EOL);
 547                         goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
 548                 }
 549                 $item = $r[0];
 550
 551                 // check if logged in user is either the author or owner of this item
 552
 553                 if(($_SESSION['visitor_id'] == $item['contact-id']) || ($_SESSION['uid'] == $item['uid'])) {
 554
 555                         // delete the item
 556
 557                         $r = q("UPDATE `item` SET `deleted` = 1, `body` = '', `edited` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1",
 558                                 dbesc(datetime_convert()),
 559                                 dbesc(datetime_convert()),
 560                                 intval($item['id'])
 561                         );
 562
 563                         // If item is a link to a photo resource, nuke all the associated photos
 564                         // (visitors will not have photo resources)
 565                         // This only applies to photos uploaded from the photos page. Photos inserted into a post do not
 566                         // generate a resource-id and therefore aren't intimately linked to the item.
 567
 568                         if(strlen($item['resource-id'])) {
 569                                 q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `uid` = %d ",
 570                                         dbesc($item['resource-id']),
 571                                         intval($item['uid'])
 572                                 );
 573                                 // ignore the result
 574                         }
 575
 576                         // If it's the parent of a comment thread, kill all the kids
 577
 578                         if($item['uri'] == $item['parent-uri']) {
 579                                 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s', `body` = ''
 580                                         WHERE `parent-uri` = '%s' AND `uid` = %d ",
 581                                         dbesc(datetime_convert()),
 582                                         dbesc(datetime_convert()),
 583                                         dbesc($item['parent-uri']),
 584                                         intval($item['uid'])
 585                                 );
 586                                 // ignore the result
 587                         }
 588                         else {
 589                                 // ensure that last-child is set in case the comment that had it just got wiped.
 590                                 q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
 591                                         dbesc(datetime_convert()),
 592                                         dbesc($item['parent-uri']),
 593                                         intval($item['uid'])
 594                                 );
 595                                 // who is the last child now?
 596                                 $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `uid` = %d ORDER BY `edited` DESC LIMIT 1",
 597                                         dbesc($item['parent-uri']),
 598                                         intval($item['uid'])
 599                                 );
 600                                 if(count($r)) {
 601                                         q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
 602                                                 intval($r[0]['id'])
 603                                         );
 604                                 }
 605                         }
 606                         $drop_id = intval($item['id']);
 607
 608                         // send the notification upstream/downstream as the case may be
 609
 610                         proc_run('php',"include/notifier.php","drop","$drop_id");
 611
 612                         goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
 613                         //NOTREACHED
 614                 }
 615                 else {
 616                         notice( t('Permission denied.') . EOL);
 617                         goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
 618                         //NOTREACHED
 619                 }
 620         }
 621 }