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
  20 function item_post(&$a) {
  21
  22         if((! local_user()) && (! remote_user()))
  23                 return;
  24
  25         require_once('include/security.php');
  26
  27         $uid = local_user();
  28
  29         if(x($_POST,'dropitems')) {
  30                 require_once('include/items.php');
  31                 $arr_drop = explode(',',$_POST['dropitems']);
  32                 drop_items($arr_drop);
  33                 $json = array('success' => 1);
  34                 echo json_encode($json);
  35                 killme();
  36         }
  37
  38         call_hooks('post_local_start', $_POST);
  39
  40         $api_source = ((x($_POST,'api_source') && $_POST['api_source']) ? true : false);
  41         $return_path = ((x($_POST,'return')) ? $_POST['return'] : '');
  42
  43         /**
  44          * Is this a reply to something?
  45          */
  46
  47         $parent = ((x($_POST,'parent')) ? intval($_POST['parent']) : 0);
  48         $parent_uri = ((x($_POST,'parent_uri')) ? trim($_POST['parent_uri']) : '');
  49
  50         $parent_item = null;
  51         $parent_contact = null;
  52         $thr_parent = '';
  53         $parid = 0;
  54         $r = false;
  55
  56         if($parent || $parent_uri) {
  57
  58                 if(! x($_POST,'type'))
  59                         $_POST['type'] = 'net-comment';
  60
  61                 if($parent) {
  62                         $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
  63                                 intval($parent)
  64                         );
  65                 }
  66                 elseif($parent_uri && local_user()) {
  67                         // This is coming from an API source, and we are logged in
  68                         $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
  69                                 dbesc($parent_uri),
  70                                 intval(local_user())
  71                         );
  72                 }
  73                 // if this isn't the real parent of the conversation, find it
  74                 if($r !== false && count($r)) {
  75                         $parid = $r[0]['parent'];
  76                         if($r[0]['id'] != $r[0]['parent']) {
  77                                 $r = q("SELECT * FROM `item` WHERE `id` = `parent` AND `parent` = %d LIMIT 1",
  78                                         intval($parid)
  79                                 );
  80                         }
  81                 }
  82
  83                 if(($r === false) || (! count($r))) {
  84                         notice( t('Unable to locate original post.') . EOL);
  85                         if(x($_POST,'return'))
  86                                 goaway($a->get_baseurl() . "/" . $return_path );
  87                         killme();
  88                 }
  89                 $parent_item = $r[0];
  90                 $parent = $r[0]['id'];
  91
  92                 // multi-level threading - preserve the info but re-parent to our single level threading
  93                 if(($parid) && ($parid != $parent))
  94                         $thr_parent = $parent_uri;
  95
  96                 if($parent_item['contact-id'] && $uid) {
  97                         $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
  98                                 intval($parent_item['contact-id']),
  99                                 intval($uid)
 100                         );
 101                         if(count($r))
 102                                 $parent_contact = $r[0];
 103                 }
 104         }
 105
 106         if($parent) logger('mod_post: parent=' . $parent);
 107
 108         $profile_uid = ((x($_POST,'profile_uid')) ? intval($_POST['profile_uid']) : 0);
 109         $post_id     = ((x($_POST['post_id']))    ? intval($_POST['post_id'])     : 0);
 110         $app         = ((x($_POST['source']))     ? strip_tags($_POST['source'])  : '');
 111
 112         if(! can_write_wall($a,$profile_uid)) {
 113                 notice( t('Permission denied.') . EOL) ;
 114                 if(x($_POST,'return'))
 115                         goaway($a->get_baseurl() . "/" . $return_path );
 116                 killme();
 117         }
 118
 119
 120         // is this an edited post?
 121
 122         $orig_post = null;
 123
 124         if($post_id) {
 125                 $i = q("SELECT * FROM `item` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 126                         intval($profile_uid),
 127                         intval($post_id)
 128                 );
 129                 if(! count($i))
 130                         killme();
 131                 $orig_post = $i[0];
 132         }
 133
 134         $user = null;
 135
 136         $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
 137                 intval($profile_uid)
 138         );
 139         if(count($r))
 140                 $user = $r[0];
 141
 142         if($orig_post) {
 143                 $str_group_allow   = $orig_post['allow_gid'];
 144                 $str_contact_allow = $orig_post['allow_cid'];
 145                 $str_group_deny    = $orig_post['deny_gid'];
 146                 $str_contact_deny  = $orig_post['deny_cid'];
 147                 $title             = $orig_post['title'];
 148                 $location          = $orig_post['location'];
 149                 $coord             = $orig_post['coord'];
 150                 $verb              = $orig_post['verb'];
 151                 $emailcc           = $orig_post['emailcc'];
 152                 $app                       = $orig_post['app'];
 153
 154                 $body              = escape_tags(trim($_POST['body']));
 155                 $private           = $orig_post['private'];
 156                 $pubmail_enable    = $orig_post['pubmail'];
 157         }
 158         else {
 159                 $str_group_allow   = perms2str($_POST['group_allow']);
 160                 $str_contact_allow = perms2str($_POST['contact_allow']);
 161                 $str_group_deny    = perms2str($_POST['group_deny']);
 162                 $str_contact_deny  = perms2str($_POST['contact_deny']);
 163                 $title             = notags(trim($_POST['title']));
 164                 $location          = notags(trim($_POST['location']));
 165                 $coord             = notags(trim($_POST['coord']));
 166                 $verb              = notags(trim($_POST['verb']));
 167                 $emailcc           = notags(trim($_POST['emailcc']));
 168
 169                 $body              = escape_tags(trim($_POST['body']));
 170                 $private = ((strlen($str_group_allow) || strlen($str_contact_allow) || strlen($str_group_deny) || strlen($str_contact_deny)) ? 1 : 0);
 171
 172                 if(($parent_item) &&
 173                         (($parent_item['private'])
 174                                 || strlen($parent_item['allow_cid'])
 175                                 || strlen($parent_item['allow_gid'])
 176                                 || strlen($parent_item['deny_cid'])
 177                                 || strlen($parent_item['deny_gid'])
 178                         )) {
 179                         $private = 1;
 180                 }
 181
 182                 $pubmail_enable    = ((x($_POST,'pubmail_enable') && intval($_POST['pubmail_enable']) && (! $private)) ? 1 : 0);
 183
 184                 // if using the API, we won't see pubmail_enable - figure out if it should be set
 185
 186                 if($api_source && $profile_uid && $profile_uid == local_user() && (! $private)) {
 187                         $mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
 188                         if(! $mail_disabled) {
 189                                 $r = q("SELECT * FROM `mailacct` WHERE `uid` = %d AND `server` != '' LIMIT 1",
 190                                         intval(local_user())
 191                                 );
 192                                 if(count($r) && intval($r[0]['pubmail']))
 193                                         $pubmail_enabled = true;
 194                         }
 195                 }
 196
 197
 198                 if(! strlen($body)) {
 199                         info( t('Empty post discarded.') . EOL );
 200                         if(x($_POST,'return'))
 201                                 goaway($a->get_baseurl() . "/" . $return_path );
 202                         killme();
 203                 }
 204         }
 205
 206         // get contact info for poster
 207
 208         $author = null;
 209         $self   = false;
 210
 211         if(($_SESSION['uid']) && ($_SESSION['uid'] == $profile_uid)) {
 212                 $self = true;
 213                 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
 214                         intval($_SESSION['uid'])
 215                 );
 216         }
 217         else {
 218                 if((x($_SESSION,'visitor_id')) && (intval($_SESSION['visitor_id']))) {
 219                         $r = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 220                                 intval($_SESSION['visitor_id'])
 221                         );
 222                 }
 223         }
 224
 225         if(count($r)) {
 226                 $author = $r[0];
 227                 $contact_id = $author['id'];
 228         }
 229
 230         // get contact info for owner
 231
 232         if($profile_uid == $_SESSION['uid']) {
 233                 $contact_record = $author;
 234         }
 235         else {
 236                 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
 237                         intval($profile_uid)
 238                 );
 239                 if(count($r))
 240                         $contact_record = $r[0];
 241         }
 242
 243
 244
 245         $post_type = notags(trim($_POST['type']));
 246
 247         if($post_type === 'net-comment') {
 248                 if($parent_item !== null) {
 249                         if($parent_item['wall'] == 1)
 250                                 $post_type = 'wall-comment';
 251                         else
 252                                 $post_type = 'remote-comment';
 253                 }
 254         }
 255
 256         /**
 257          *
 258          * When a photo was uploaded into the message using the (profile wall) ajax
 259          * uploader, The permissions are initially set to disallow anybody but the
 260          * owner from seeing it. This is because the permissions may not yet have been
 261          * set for the post. If it's private, the photo permissions should be set
 262          * appropriately. But we didn't know the final permissions on the post until
 263          * now. So now we'll look for links of uploaded messages that are in the
 264          * post and set them to the same permissions as the post itself.
 265          *
 266          */
 267
 268         $match = null;
 269
 270         if(preg_match_all("/\[img\](.*?)\[\/img\]/",$body,$match)) {
 271                 $images = $match[1];
 272                 if(count($images)) {
 273                         foreach($images as $image) {
 274                                 if(! stristr($image,$a->get_baseurl() . '/photo/'))
 275                                         continue;
 276                                 $image_uri = substr($image,strrpos($image,'/') + 1);
 277                                 $image_uri = substr($image_uri,0, strpos($image_uri,'-'));
 278                                 if(! strlen($image_uri))
 279                                         continue;
 280                                 $srch = '<' . intval($profile_uid) . '>';
 281                                 $r = q("SELECT `id` FROM `photo` WHERE `allow_cid` = '%s' AND `allow_gid` = '' AND `deny_cid` = '' AND `deny_gid` = ''
 282                                         AND `resource-id` = '%s' AND `uid` = %d LIMIT 1",
 283                                         dbesc($srch),
 284                                         dbesc($image_uri),
 285                                         intval($profile_uid)
 286                                 );
 287                                 if(! count($r))
 288                                         continue;
 289
 290
 291                                 $r = q("UPDATE `photo` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'
 292                                         WHERE `resource-id` = '%s' AND `uid` = %d AND `album` = '%s' ",
 293                                         dbesc($str_contact_allow),
 294                                         dbesc($str_group_allow),
 295                                         dbesc($str_contact_deny),
 296                                         dbesc($str_group_deny),
 297                                         dbesc($image_uri),
 298                                         intval($profile_uid),
 299                                         dbesc( t('Wall Photos'))
 300                                 );
 301
 302                         }
 303                 }
 304         }
 305
 306
 307         /**
 308          * Next link in any attachment references we find in the post.
 309          */
 310
 311         $match = false;
 312
 313         if(preg_match_all("/\[attachment\](.*?)\[\/attachment\]/",$body,$match)) {
 314                 $attaches = $match[1];
 315                 if(count($attaches)) {
 316                         foreach($attaches as $attach) {
 317                                 $r = q("SELECT * FROM `attach` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 318                                         intval($profile_uid),
 319                                         intval($attach)
 320                                 );
 321                                 if(count($r)) {
 322                                         $r = q("UPDATE `attach` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'
 323                                                 WHERE `uid` = %d AND `id` = %d LIMIT 1",
 324                                                 dbesc($str_contact_allow),
 325                                                 dbesc($str_group_allow),
 326                                                 dbesc($str_contact_deny),
 327                                                 dbesc($str_group_deny),
 328                                                 intval($profile_uid),
 329                                                 intval($attach)
 330                                         );
 331                                 }
 332                         }
 333                 }
 334         }
 335
 336         // embedded bookmark in post? convert to regular url and set bookmark flag
 337
 338         $bookmark = 0;
 339         if(preg_match_all("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/m",$body,$match)) {
 340                 $bookmark = 1;
 341                 $body = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/m",'[url=$1]$2[/url]',$body);
 342         }
 343
 344
 345         /**
 346          * Fold multi-line [code] sequences
 347          */
 348
 349         $body = preg_replace('/\[\/code\]\s*\[code\]/m',"\n",$body);
 350
 351         /**
 352          * Look for any tags and linkify them
 353          */
 354
 355         $str_tags = '';
 356         $inform   = '';
 357
 358
 359         $tags = get_tags($body);
 360
 361         /**
 362          * add a statusnet style reply tag if the original post was from there
 363          * and we are replying, and there isn't one already
 364          */
 365
 366         if(($parent_contact) && ($parent_contact['network'] === NETWORK_OSTATUS)
 367                 && ($parent_contact['nick']) && (! in_array('@' . $parent_contact['nick'],$tags))) {
 368                 $body = '@' . $parent_contact['nick'] . ' ' . $body;
 369                 $tags[] = '@' . $parent_contact['nick'];
 370         }
 371
 372         if(count($tags)) {
 373                 foreach($tags as $tag) {
 374                         if(isset($profile))
 375                                 unset($profile);
 376                         if(strpos($tag,'#') === 0) {
 377                                 if(strpos($tag,'[url='))
 378                                         continue;
 379                                 $basetag = str_replace('_',' ',substr($tag,1));
 380                                 $body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
 381                                 if(strlen($str_tags))
 382                                         $str_tags .= ',';
 383                                 $str_tags .= '#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
 384                                 continue;
 385                         }
 386                         if(strpos($tag,'@') === 0) {
 387                                 if(strpos($tag,'[url='))
 388                                         continue;
 389                                 $stat = false;
 390                                 $name = substr($tag,1);
 391                                 if((strpos($name,'@')) || (strpos($name,'http://'))) {
 392                                         $newname = $name;
 393                                         $links = @lrdd($name);
 394                                         if(count($links)) {
 395                                                 foreach($links as $link) {
 396                                                         if($link['@attributes']['rel'] === 'http://webfinger.net/rel/profile-page')
 397                                         $profile = $link['@attributes']['href'];
 398                                                         if($link['@attributes']['rel'] === 'salmon') {
 399                                                                 if(strlen($inform))
 400                                                                         $inform .= ',';
 401                                         $inform .= 'url:' . str_replace(',','%2c',$link['@attributes']['href']);
 402                                                         }
 403                                                 }
 404                                         }
 405                                 }
 406                                 else {
 407                                         $newname = $name;
 408                                         $alias = '';
 409                                         if(strstr($name,'_') || strstr($name,' ')) {
 410                                                 $newname = str_replace('_',' ',$name);
 411                                                 $r = q("SELECT * FROM `contact` WHERE `name` = '%s' AND `uid` = %d LIMIT 1",
 412                                                         dbesc($newname),
 413                                                         intval($profile_uid)
 414                                                 );
 415                                         }
 416                                         else {
 417                                                 $r = q("SELECT * FROM `contact` WHERE `attag` = '%s' OR `nick` = '%s' AND `uid` = %d ORDER BY `attag` DESC LIMIT 1",
 418                                                         dbesc($name),
 419                                                         dbesc($name),
 420                                                         intval($profile_uid)
 421                                                 );
 422                                         }
 423                                         if(count($r)) {
 424                                                 $profile = $r[0]['url'];
 425                                                 if($r[0]['network'] === 'stat') {
 426                                                         $newname = $r[0]['nick'];
 427                                                         $stat = true;
 428                                                         if($r[0]['alias'])
 429                                                                 $alias = $r[0]['alias'];
 430                                                 }
 431                                                 else
 432                                                         $newname = $r[0]['name'];
 433                                                 if(strlen($inform))
 434                                                         $inform .= ',';
 435                                                 $inform .= 'cid:' . $r[0]['id'];
 436                                         }
 437                                 }
 438                                 if($profile) {
 439                                         $body = str_replace('@' . $name, '@' . '[url=' . $profile . ']' . $newname      . '[/url]', $body);
 440                                         $profile = str_replace(',','%2c',$profile);
 441                                         if(strlen($str_tags))
 442                                                 $str_tags .= ',';
 443                                         $str_tags .= '@[url=' . $profile . ']' . $newname       . '[/url]';
 444
 445                                         // Status.Net seems to require the numeric ID URL in a mention if the person isn't
 446                                         // subscribed to you. But the nickname URL is OK if they are. Grrr. We'll tag both.
 447
 448                                         if(strlen($alias)) {
 449                                                 if(strlen($str_tags))
 450                                                         $str_tags .= ',';
 451                                                 $str_tags .= '@[url=' . $alias . ']' . $newname . '[/url]';
 452                                         }
 453                                 }
 454                         }
 455                 }
 456         }
 457
 458         $attachments = '';
 459         $match = false;
 460
 461         if(preg_match_all('/(\[attachment\]([0-9]+)\[\/attachment\])/',$body,$match)) {
 462                 foreach($match[2] as $mtch) {
 463                         $r = q("SELECT `id`,`filename`,`filesize`,`filetype` FROM `attach` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 464                                 intval($profile_uid),
 465                                 intval($mtch)
 466                         );
 467                         if(count($r)) {
 468                                 if(strlen($attachments))
 469                                         $attachments .= ',';
 470                                 $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]';
 471                         }
 472                         $body = str_replace($match[1],'',$body);
 473                 }
 474         }
 475
 476         $wall = 0;
 477
 478         if($post_type === 'wall' || $post_type === 'wall-comment')
 479                 $wall = 1;
 480
 481         if(! strlen($verb))
 482                 $verb = ACTIVITY_POST ;
 483
 484         $gravity = (($parent) ? 6 : 0 );
 485
 486         $notify_type = (($parent) ? 'comment-new' : 'wall-new' );
 487
 488         $uri = item_new_uri($a->get_hostname(),$profile_uid);
 489
 490         $datarray = array();
 491         $datarray['uid']           = $profile_uid;
 492         $datarray['type']          = $post_type;
 493         $datarray['wall']          = $wall;
 494         $datarray['gravity']       = $gravity;
 495         $datarray['contact-id']    = $contact_id;
 496         $datarray['owner-name']    = $contact_record['name'];
 497         $datarray['owner-link']    = $contact_record['url'];
 498         $datarray['owner-avatar']  = $contact_record['thumb'];
 499         $datarray['author-name']   = $author['name'];
 500         $datarray['author-link']   = $author['url'];
 501         $datarray['author-avatar'] = $author['thumb'];
 502         $datarray['created']       = datetime_convert();
 503         $datarray['edited']        = datetime_convert();
 504         $datarray['commented']     = datetime_convert();
 505         $datarray['received']      = datetime_convert();
 506         $datarray['changed']       = datetime_convert();
 507         $datarray['uri']           = $uri;
 508         $datarray['title']         = $title;
 509         $datarray['body']          = $body;
 510         $datarray['app']           = $app;
 511         $datarray['location']      = $location;
 512         $datarray['coord']         = $coord;
 513         $datarray['tag']           = $str_tags;
 514         $datarray['inform']        = $inform;
 515         $datarray['verb']          = $verb;
 516         $datarray['allow_cid']     = $str_contact_allow;
 517         $datarray['allow_gid']     = $str_group_allow;
 518         $datarray['deny_cid']      = $str_contact_deny;
 519         $datarray['deny_gid']      = $str_group_deny;
 520         $datarray['private']       = $private;
 521         $datarray['pubmail']       = $pubmail_enable;
 522         $datarray['attach']        = $attachments;
 523         $datarray['bookmark']      = intval($bookmark);
 524         $datarray['thr-parent']    = $thr_parent;
 525
 526         /**
 527          * These fields are for the convenience of plugins...
 528          * 'self' if true indicates the owner is posting on their own wall
 529          * If parent is 0 it is a top-level post.
 530          */
 531
 532         $datarray['parent']        = $parent;
 533         $datarray['self']          = $self;
 534         $datarray['prvnets']       = $user['prvnets'];
 535
 536         if($orig_post)
 537                 $datarray['edit']      = true;
 538         else
 539                 $datarray['guid']      = get_guid();
 540
 541
 542         call_hooks('post_local',$datarray);
 543
 544
 545         if($orig_post) {
 546                 $r = q("UPDATE `item` SET `body` = '%s', `edited` = '%s' WHERE `id` = %d AND `uid` = %d LIMIT 1",
 547                         dbesc($body),
 548                         dbesc(datetime_convert()),
 549                         intval($post_id),
 550                         intval($profile_uid)
 551                 );
 552
 553                 proc_run('php', "include/notifier.php", 'edit_post', "$post_id");
 554                 if((x($_POST,'return')) && strlen($return_path)) {
 555                         logger('return: ' . $return_path);
 556                         goaway($a->get_baseurl() . "/" . $return_path );
 557                 }
 558                 killme();
 559         }
 560         else
 561                 $post_id = 0;
 562
 563
 564         $r = q("INSERT INTO `item` (`guid`, `uid`,`type`,`wall`,`gravity`,`contact-id`,`owner-name`,`owner-link`,`owner-avatar`,
 565                 `author-name`, `author-link`, `author-avatar`, `created`, `edited`, `commented`, `received`, `changed`, `uri`, `thr-parent`, `title`, `body`, `app`, `location`, `coord`,
 566                 `tag`, `inform`, `verb`, `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid`, `private`, `pubmail`, `attach`, `bookmark` )
 567                 VALUES( '%s', %d, '%s', %d, %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', %d )",
 568                 dbesc($datarray['guid']),
 569                 intval($datarray['uid']),
 570                 dbesc($datarray['type']),
 571                 intval($datarray['wall']),
 572                 intval($datarray['gravity']),
 573                 intval($datarray['contact-id']),
 574                 dbesc($datarray['owner-name']),
 575                 dbesc($datarray['owner-link']),
 576                 dbesc($datarray['owner-avatar']),
 577                 dbesc($datarray['author-name']),
 578                 dbesc($datarray['author-link']),
 579                 dbesc($datarray['author-avatar']),
 580                 dbesc($datarray['created']),
 581                 dbesc($datarray['edited']),
 582                 dbesc($datarray['commented']),
 583                 dbesc($datarray['received']),
 584                 dbesc($datarray['changed']),
 585                 dbesc($datarray['uri']),
 586                 dbesc($datarray['thr-parent']),
 587                 dbesc($datarray['title']),
 588                 dbesc($datarray['body']),
 589                 dbesc($datarray['app']),
 590                 dbesc($datarray['location']),
 591                 dbesc($datarray['coord']),
 592                 dbesc($datarray['tag']),
 593                 dbesc($datarray['inform']),
 594                 dbesc($datarray['verb']),
 595                 dbesc($datarray['allow_cid']),
 596                 dbesc($datarray['allow_gid']),
 597                 dbesc($datarray['deny_cid']),
 598                 dbesc($datarray['deny_gid']),
 599                 intval($datarray['private']),
 600                 intval($datarray['pubmail']),
 601                 dbesc($datarray['attach']),
 602                 intval($datarray['bookmark'])
 603         );
 604
 605         $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' LIMIT 1",
 606                 dbesc($datarray['uri']));
 607         if(count($r)) {
 608                 $post_id = $r[0]['id'];
 609                 logger('mod_item: saved item ' . $post_id);
 610
 611                 if($parent) {
 612
 613                         // This item is the last leaf and gets the comment box, clear any ancestors
 614                         $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent` = %d ",
 615                                 dbesc(datetime_convert()),
 616                                 intval($parent)
 617                         );
 618
 619                         // Inherit ACL's from the parent item.
 620
 621                         $r = q("UPDATE `item` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s', `private` = %d
 622                                 WHERE `id` = %d LIMIT 1",
 623                                 dbesc($parent_item['allow_cid']),
 624                                 dbesc($parent_item['allow_gid']),
 625                                 dbesc($parent_item['deny_cid']),
 626                                 dbesc($parent_item['deny_gid']),
 627                                 intval($parent_item['private']),
 628                                 intval($post_id)
 629                         );
 630
 631                         // Send a notification email to the conversation owner, unless the owner is me and I wrote this item
 632                         if(($user['notify-flags'] & NOTIFY_COMMENT) && ($contact_record != $author)) {
 633                                 push_lang($user['language']);
 634                                 require_once('bbcode.php');
 635                                 $from = $author['name'];
 636
 637                                 // name of the automated email sender
 638                                 $msg['notificationfromname']    = stripslashes($datarray['author-name']);;
 639                                 // noreply address to send from
 640                                 $msg['notificationfromemail']   = t('noreply') . '@' . $a->get_hostname();
 641
 642                                 // text version
 643                                 // process the message body to display properly in text mode
 644                                 $msg['textversion']
 645                                         = html_entity_decode(strip_tags(bbcode(stripslashes($datarray['body']))), ENT_QUOTES, 'UTF-8');
 646
 647                                 // html version
 648                                 // process the message body to display properly in text mode
 649                                 $msg['htmlversion']
 650                                         = html_entity_decode(bbcode(stripslashes(str_replace(array("\\r\\n", "\\r","\\n\\n" ,"\\n"), "<br />\n",$datarray['body']))));
 651
 652                                 // load the template for private message notifications
 653                                 $tpl = get_intltext_template('cmnt_received_html_body_eml.tpl');
 654                                 $email_html_body_tpl = replace_macros($tpl,array(
 655                                         '$username'     => $user['username'],
 656                                         '$sitename'             => $a->config['sitename'],                              // name of this site
 657                                         '$siteurl'              => $a->get_baseurl(),                                   // descriptive url of this site
 658                                         '$thumb'                => $author['thumb'],                                    // thumbnail url for sender icon
 659                                         '$email'                => $importer['email'],                                  // email address to send to
 660                                         '$url'                  => $author['url'],                                              // full url for the site
 661                                         '$from'                 => $from,                                                               // name of the person sending the message
 662                                         '$body'                 => $msg['htmlversion'],                                 // html version of the message
 663                                         '$display'              => $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id,
 664                                 ));
 665
 666                                 // load the template for private message notifications
 667                                 $tpl = get_intltext_template('cmnt_received_text_body_eml.tpl');
 668                                 $email_text_body_tpl = replace_macros($tpl,array(
 669                                         '$username'     => $user['username'],
 670                                         '$sitename'             => $a->config['sitename'],                              // name of this site
 671                                         '$siteurl'              => $a->get_baseurl(),                                   // descriptive url of this site
 672                                         '$thumb'                => $author['thumb'],                                    // thumbnail url for sender icon
 673                                         '$email'                => $importer['email'],                                  // email address to send to
 674                                         '$url'                  => $author['url'],                                              // profile url for the author
 675                                         '$from'                 => $from,                                                               // name of the person sending the message
 676                                         '$body'                 => $msg['textversion'],                                 // text version of the message
 677                                         '$display'              => $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id,
 678                                 ));
 679
 680                                 // use the EmailNotification library to send the message
 681                                 require_once("include/EmailNotification.php");
 682                                 EmailNotification::sendTextHtmlEmail(
 683                                         $msg['notificationfromname'],
 684                                         t("Administrator@") . $a->get_hostname(),
 685                                         t("noreply") . '@' . $a->get_hostname(),
 686                                         $user['email'],
 687                                         sprintf( t('%s commented on an item at %s'), $from , $a->config['sitename']),
 688                                         $email_html_body_tpl,
 689                                         $email_text_body_tpl
 690                                 );
 691
 692                                 pop_lang();
 693                         }
 694
 695                         // We won't be able to sign Diaspora comments for authenticated visitors - we don't have their private key
 696
 697                         if($self) {
 698                                 require_once('include/bb2diaspora.php');
 699                                 $signed_body = html_entity_decode(bb2diaspora($datarray['body']));
 700                                 $myaddr = $a->user['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
 701                                 if($datarray['verb'] === ACTIVITY_LIKE)
 702                                         $signed_text = $datarray['guid'] . ';' . 'Post' . ';' . $parent_item['guid'] . ';' . 'true' . ';' . $myaddr;
 703                                 else
 704                                 $signed_text = $datarray['guid'] . ';' . $parent_item['guid'] . ';' . $signed_body . ';' . $myaddr;
 705
 706                                 $authorsig = base64_encode(rsa_sign($signed_text,$a->user['prvkey'],'sha'));
 707
 708                                 q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
 709                                         intval($post_id),
 710                         dbesc($signed_text),
 711                         dbesc(base64_encode($authorsig)),
 712                         dbesc($myaddr)
 713                         );
 714                         }
 715                 }
 716                 else {
 717                         $parent = $post_id;
 718
 719                         // let me know if somebody did a wall-to-wall post on my profile
 720
 721                         if(($user['notify-flags'] & NOTIFY_WALL) && ($contact_record != $author)) {
 722                                 push_lang($user['language']);
 723                                 require_once('bbcode.php');
 724                                 $from = $author['name'];
 725
 726                                 // name of the automated email sender
 727                                 $msg['notificationfromname']    = $from;
 728                                 // noreply address to send from
 729                                 $msg['notificationfromemail']   = t('noreply') . '@' . $a->get_hostname();
 730
 731                                 // text version
 732                                 // process the message body to display properly in text mode
 733                                 $msg['textversion']
 734                                         = html_entity_decode(strip_tags(bbcode(stripslashes($datarray['body']))), ENT_QUOTES, 'UTF-8');
 735
 736                                 // html version
 737                                 // process the message body to display properly in text mode
 738                                 $msg['htmlversion']
 739                                         = html_entity_decode(bbcode(stripslashes(str_replace(array("\\r\\n", "\\r","\\n\\n" ,"\\n"), "<br />\n",$datarray['body']))));
 740
 741                                 // load the template for private message notifications
 742                                 $tpl = load_view_file('view/wall_received_html_body_eml.tpl');
 743                                 $email_html_body_tpl = replace_macros($tpl,array(
 744                                         '$username'     => $user['username'],
 745                                         '$sitename'             => $a->config['sitename'],                              // name of this site
 746                                         '$siteurl'              => $a->get_baseurl(),                                   // descriptive url of this site
 747                                         '$thumb'                => $author['thumb'],                                    // thumbnail url for sender icon
 748                                         '$url'                  => $author['url'],                                              // full url for the site
 749                                         '$from'                 => $from,                                                               // name of the person sending the message
 750                                         '$body'                 => $msg['htmlversion'],                                 // html version of the message
 751                                         '$display'              => $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id,
 752                                 ));
 753
 754                                 // load the template for private message notifications
 755                                 $tpl = load_view_file('view/wall_received_text_body_eml.tpl');
 756                                 $email_text_body_tpl = replace_macros($tpl,array(
 757                                         '$username'     => $user['username'],
 758                                         '$sitename'             => $a->config['sitename'],                              // name of this site
 759                                         '$siteurl'              => $a->get_baseurl(),                                   // descriptive url of this site
 760                                         '$thumb'                => $author['thumb'],                                    // thumbnail url for sender icon
 761                                         '$url'                  => $author['url'],                                              // full url for the site
 762                                         '$from'                 => $from,                                                               // name of the person sending the message
 763                                         '$body'                 => $msg['textversion'],                                 // text version of the message
 764                                         '$display'              => $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id,
 765                                 ));
 766
 767                                 // use the EmailNotification library to send the message
 768                                 require_once("include/EmailNotification.php");
 769                                 EmailNotification::sendTextHtmlEmail(
 770                                         $msg['notificationfromname'],
 771                                         t("Administrator@") . $a->get_hostname(),
 772                                         t("noreply") . '@' . $a->get_hostname(),
 773                                         $user['email'],
 774                                         sprintf( t('%s posted to your profile wall at %s') , $from , $a->config['sitename']),
 775                                         $email_html_body_tpl,
 776                                         $email_text_body_tpl
 777                                 );
 778                                 pop_lang();
 779                         }
 780                 }
 781
 782                 $r = q("UPDATE `item` SET `parent` = %d, `parent-uri` = '%s', `plink` = '%s', `changed` = '%s', `last-child` = 1, `visible` = 1
 783                         WHERE `id` = %d LIMIT 1",
 784                         intval($parent),
 785                         dbesc(($parent == $post_id) ? $uri : $parent_item['uri']),
 786                         dbesc($a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id),
 787                         dbesc(datetime_convert()),
 788                         intval($post_id)
 789                 );
 790
 791                 // photo comments turn the corresponding item visible to the profile wall
 792                 // This way we don't see every picture in your new photo album posted to your wall at once.
 793                 // They will show up as people comment on them.
 794
 795                 if(! $parent_item['visible']) {
 796                         $r = q("UPDATE `item` SET `visible` = 1 WHERE `id` = %d LIMIT 1",
 797                                 intval($parent_item['id'])
 798                         );
 799                 }
 800         }
 801         else {
 802                 logger('mod_item: unable to retrieve post that was just stored.');
 803                 notify( t('System error. Post not saved.'));
 804                 goaway($a->get_baseurl() . "/" . $return_path );
 805                 // NOTREACHED
 806         }
 807
 808         // update the commented timestamp on the parent
 809
 810         q("UPDATE `item` set `commented` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1",
 811                 dbesc(datetime_convert()),
 812                 dbesc(datetime_convert()),
 813                 intval($parent)
 814         );
 815
 816         $datarray['id']    = $post_id;
 817         $datarray['plink'] = $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id;
 818
 819         call_hooks('post_local_end', $datarray);
 820
 821         if(strlen($emailcc) && $profile_uid == local_user()) {
 822                 $erecips = explode(',', $emailcc);
 823                 if(count($erecips)) {
 824                         foreach($erecips as $recip) {
 825                                 $addr = trim($recip);
 826                                 if(! strlen($addr))
 827                                         continue;
 828                                 $disclaimer = '<hr />' . sprintf( t('This message was sent to you by %s, a member of the Friendika social network.'),$a->user['username'])
 829                                         . '<br />';
 830                                 $disclaimer .= sprintf( t('You may visit them online at %s'), $a->get_baseurl() . '/profile/' . $a->user['nickname']) . EOL;
 831                                 $disclaimer .= t('Please contact the sender by replying to this post if you do not wish to receive these messages.') . EOL;
 832
 833                                 $subject  = '[Friendika]' . ' ' . sprintf( t('%s posted an update.'),$a->user['username']);
 834                                 $headers  = 'From: ' . $a->user['username'] . ' <' . $a->user['email'] . '>' . "\n";
 835                                 $headers .= 'MIME-Version: 1.0' . "\n";
 836                                 $headers .= 'Content-Type: text/html; charset=UTF-8' . "\n";
 837                                 $headers .= 'Content-Transfer-Encoding: 8bit' . "\n\n";
 838                                 $link = '<a href="' . $a->get_baseurl() . '/profile/' . $a->user['nickname'] . '"><img src="' . $author['thumb'] . '" alt="' . $a->user['username'] . '" /></a><br /><br />';
 839                                 $html    = prepare_body($datarray);
 840                                 $message = '<html><body>' . $link . $html . $disclaimer . '</body></html>';
 841                                 @mail($addr, $subject, $message, $headers);
 842                         }
 843                 }
 844         }
 845
 846         // This is a real juggling act on shared hosting services which kill your processes
 847         // e.g. dreamhost. We used to start delivery to our native delivery agents in the background
 848         // and then run our plugin delivery from the foreground. We're now doing plugin delivery first,
 849         // because as soon as you start loading up a bunch of remote delivey processes, *this* page is
 850         // likely to get killed off. If you end up looking at an /item URL and a blank page,
 851         // it's very likely the delivery got killed before all your friends could be notified.
 852         // Currently the only realistic fixes are to use a reliable server - which precludes shared hosting,
 853         // or cut back on plugins which do remote deliveries.
 854
 855         proc_run('php', "include/notifier.php", $notify_type, "$post_id");
 856
 857         logger('post_complete');
 858
 859         // figure out how to return, depending on from whence we came
 860
 861         if($api_source)
 862                 return;
 863
 864         if($return_path) {
 865                 goaway($a->get_baseurl() . "/" . $return_path);
 866         }
 867
 868         $json = array('success' => 1);
 869         if(x($_POST,'jsreload') && strlen($_POST['jsreload']))
 870                 $json['reload'] = $a->get_baseurl() . '/' . $_POST['jsreload'];
 871
 872         logger('post_json: ' . print_r($json,true), LOGGER_DEBUG);
 873
 874         echo json_encode($json);
 875         killme();
 876         // NOTREACHED
 877 }
 878
 879
 880
 881
 882
 883 function item_content(&$a) {
 884
 885         if((! local_user()) && (! remote_user()))
 886                 return;
 887
 888         require_once('include/security.php');
 889
 890         if(($a->argc == 3) && ($a->argv[1] === 'drop') && intval($a->argv[2])) {
 891                 require_once('include/items.php');
 892                 drop_item($a->argv[2]);
 893         }
 894 }