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('library/langdet/Text/LanguageDetect.php');
  22 require_once('include/tags.php');
  23 require_once('include/threads.php');
  24
  25 function item_post(&$a) {
  26
  27         if((! local_user()) && (! remote_user()) && (! x($_REQUEST,'commenter')))
  28                 return;
  29
  30         require_once('include/security.php');
  31
  32         $uid = local_user();
  33
  34         if(x($_REQUEST,'dropitems')) {
  35                 require_once('include/items.php');
  36                 $arr_drop = explode(',',$_REQUEST['dropitems']);
  37                 drop_items($arr_drop);
  38                 $json = array('success' => 1);
  39                 echo json_encode($json);
  40                 killme();
  41         }
  42
  43         call_hooks('post_local_start', $_REQUEST);
  44 //      logger('postinput ' . file_get_contents('php://input'));
  45         logger('postvars ' . print_r($_REQUEST,true), LOGGER_DATA);
  46
  47         $api_source = ((x($_REQUEST,'api_source') && $_REQUEST['api_source']) ? true : false);
  48
  49         $message_id = ((x($_REQUEST,'message_id') && $api_source)  ? strip_tags($_REQUEST['message_id'])       : '');
  50
  51         $return_path = ((x($_REQUEST,'return')) ? $_REQUEST['return'] : '');
  52         $preview = ((x($_REQUEST,'preview')) ? intval($_REQUEST['preview']) : 0);
  53
  54
  55         // Check for doubly-submitted posts, and reject duplicates
  56         // Note that we have to ignore previews, otherwise nothing will post
  57         // after it's been previewed
  58         if(!$preview && x($_REQUEST['post_id_random'])) {
  59                 if(x($_SESSION['post-random']) && $_SESSION['post-random'] == $_REQUEST['post_id_random']) {
  60                         logger("item post: duplicate post", LOGGER_DEBUG);
  61                         item_post_return($a->get_baseurl(), $api_source, $return_path);
  62                 }
  63                 else
  64                         $_SESSION['post-random'] = $_REQUEST['post_id_random'];
  65         }
  66
  67         /**
  68          * Is this a reply to something?
  69          */
  70
  71         $parent = ((x($_REQUEST,'parent')) ? intval($_REQUEST['parent']) : 0);
  72         $parent_uri = ((x($_REQUEST,'parent_uri')) ? trim($_REQUEST['parent_uri']) : '');
  73
  74         $parent_item = null;
  75         $parent_contact = null;
  76         $thr_parent = '';
  77         $parid = 0;
  78         $r = false;
  79
  80         if($parent || $parent_uri) {
  81
  82                 if(! x($_REQUEST,'type'))
  83                         $_REQUEST['type'] = 'net-comment';
  84
  85                 if($parent) {
  86                         $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
  87                                 intval($parent)
  88                         );
  89                 }
  90                 elseif($parent_uri && local_user()) {
  91                         // This is coming from an API source, and we are logged in
  92                         $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
  93                                 dbesc($parent_uri),
  94                                 intval(local_user())
  95                         );
  96                 }
  97                 // if this isn't the real parent of the conversation, find it
  98                 if($r !== false && count($r)) {
  99                         $parid = $r[0]['parent'];
 100                         $parent_uri = $r[0]['uri'];
 101                         if($r[0]['id'] != $r[0]['parent']) {
 102                                 $r = q("SELECT * FROM `item` WHERE `id` = `parent` AND `parent` = %d LIMIT 1",
 103                                         intval($parid)
 104                                 );
 105                         }
 106                 }
 107
 108                 if(($r === false) || (! count($r))) {
 109                         notice( t('Unable to locate original post.') . EOL);
 110                         if(x($_REQUEST,'return'))
 111                                 goaway($a->get_baseurl() . "/" . $return_path );
 112                         killme();
 113                 }
 114                 $parent_item = $r[0];
 115                 $parent = $r[0]['id'];
 116
 117                 // multi-level threading - preserve the info but re-parent to our single level threading
 118                 //if(($parid) && ($parid != $parent))
 119                 $thr_parent = $parent_uri;
 120
 121                 if($parent_item['contact-id'] && $uid) {
 122                         $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 123                                 intval($parent_item['contact-id']),
 124                                 intval($uid)
 125                         );
 126                         if(count($r))
 127                                 $parent_contact = $r[0];
 128                 }
 129         }
 130
 131         if($parent) logger('mod_item: item_post parent=' . $parent);
 132
 133         $profile_uid = ((x($_REQUEST,'profile_uid')) ? intval($_REQUEST['profile_uid']) : 0);
 134         $post_id     = ((x($_REQUEST,'post_id'))     ? intval($_REQUEST['post_id'])     : 0);
 135         $app         = ((x($_REQUEST,'source'))      ? strip_tags($_REQUEST['source'])  : '');
 136
 137         $allow_moderated = false;
 138
 139         // here is where we are going to check for permission to post a moderated comment.
 140
 141         // First check that the parent exists and it is a wall item.
 142
 143         if((x($_REQUEST,'commenter')) && ((! $parent) || (! $parent_item['wall']))) {
 144                 notice( t('Permission denied.') . EOL) ;
 145                 if(x($_REQUEST,'return'))
 146                         goaway($a->get_baseurl() . "/" . $return_path );
 147                 killme();
 148         }
 149
 150         // Now check that it is a page_type of PAGE_BLOG, and that valid personal details
 151         // have been provided, and run any anti-spam plugins
 152
 153
 154         // TODO
 155
 156
 157
 158
 159         if((! can_write_wall($a,$profile_uid)) && (! $allow_moderated)) {
 160                 notice( t('Permission denied.') . EOL) ;
 161                 if(x($_REQUEST,'return'))
 162                         goaway($a->get_baseurl() . "/" . $return_path );
 163                 killme();
 164         }
 165
 166
 167         // is this an edited post?
 168
 169         $orig_post = null;
 170
 171         if($post_id) {
 172                 $i = q("SELECT * FROM `item` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 173                         intval($profile_uid),
 174                         intval($post_id)
 175                 );
 176                 if(! count($i))
 177                         killme();
 178                 $orig_post = $i[0];
 179         }
 180
 181         $user = null;
 182
 183         $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
 184                 intval($profile_uid)
 185         );
 186         if(count($r))
 187                 $user = $r[0];
 188
 189         if($orig_post) {
 190                 $str_group_allow   = $orig_post['allow_gid'];
 191                 $str_contact_allow = $orig_post['allow_cid'];
 192                 $str_group_deny    = $orig_post['deny_gid'];
 193                 $str_contact_deny  = $orig_post['deny_cid'];
 194                 $location          = $orig_post['location'];
 195                 $coord             = $orig_post['coord'];
 196                 $verb              = $orig_post['verb'];
 197                 $emailcc           = $orig_post['emailcc'];
 198                 $app                       = $orig_post['app'];
 199                 $categories        = $orig_post['file'];
 200                 $title             = notags(trim($_REQUEST['title']));
 201                 $body              = escape_tags(trim($_REQUEST['body']));
 202                 $private           = $orig_post['private'];
 203                 $pubmail_enable    = $orig_post['pubmail'];
 204                 $network           = $orig_post['network'];
 205
 206         }
 207         else {
 208
 209                 // if coming from the API and no privacy settings are set,
 210                 // use the user default permissions - as they won't have
 211                 // been supplied via a form.
 212
 213                 if(($api_source)
 214                         && (! array_key_exists('contact_allow',$_REQUEST))
 215                         && (! array_key_exists('group_allow',$_REQUEST))
 216                         && (! array_key_exists('contact_deny',$_REQUEST))
 217                         && (! array_key_exists('group_deny',$_REQUEST))) {
 218                         $str_group_allow   = $user['allow_gid'];
 219                         $str_contact_allow = $user['allow_cid'];
 220                         $str_group_deny    = $user['deny_gid'];
 221                         $str_contact_deny  = $user['deny_cid'];
 222                 }
 223                 else {
 224
 225                         // use the posted permissions
 226
 227                         $str_group_allow   = perms2str($_REQUEST['group_allow']);
 228                         $str_contact_allow = perms2str($_REQUEST['contact_allow']);
 229                         $str_group_deny    = perms2str($_REQUEST['group_deny']);
 230                         $str_contact_deny  = perms2str($_REQUEST['contact_deny']);
 231                 }
 232
 233                 $title             = notags(trim($_REQUEST['title']));
 234                 $location          = notags(trim($_REQUEST['location']));
 235                 $coord             = notags(trim($_REQUEST['coord']));
 236                 $verb              = notags(trim($_REQUEST['verb']));
 237                 $emailcc           = notags(trim($_REQUEST['emailcc']));
 238                 $body              = escape_tags(trim($_REQUEST['body']));
 239                 $network           = notags(trim($_REQUEST['network']));
 240
 241
 242                 $naked_body = preg_replace('/\[(.+?)\]/','',$body);
 243
 244                 if (version_compare(PHP_VERSION, '5.3.0', '>=')) {
 245                         $l = new Text_LanguageDetect;
 246                         //$lng = $l->detectConfidence($naked_body);
 247                         //$postopts = (($lng['language']) ? 'lang=' . $lng['language'] . ';' . $lng['confidence'] : '');
 248
 249                         $lng = $l->detect($naked_body, 3);
 250
 251                         if (sizeof($lng) > 0) {
 252                                 $postopts = "";
 253
 254                                 foreach ($lng as $language => $score) {
 255                                         if ($postopts == "")
 256                                                 $postopts = "lang=";
 257                                         else
 258                                                 $postopts .= ":";
 259
 260                                         $postopts .= $language.";".$score;
 261                                 }
 262                         }
 263
 264                         logger('mod_item: detect language' . print_r($lng,true) . $naked_body, LOGGER_DATA);
 265                 }
 266                 else
 267                         $postopts = '';
 268
 269
 270                 $private = ((strlen($str_group_allow) || strlen($str_contact_allow) || strlen($str_group_deny) || strlen($str_contact_deny)) ? 1 : 0);
 271
 272
 273                 if($user['hidewall'])
 274                         $private = 2;
 275
 276                 // If this is a comment, set the permissions from the parent.
 277
 278                 if($parent_item) {
 279                         $private = 0;
 280
 281                         // for non native networks use the network of the original post as network of the item
 282                         if (($parent_item['network'] != NETWORK_DIASPORA)
 283                                 AND ($parent_item['network'] != NETWORK_OSTATUS)
 284                                 AND ($network == ""))
 285                                 $network = $parent_item['network'];
 286
 287                         if(($parent_item['private'])
 288                                 || strlen($parent_item['allow_cid'])
 289                                 || strlen($parent_item['allow_gid'])
 290                                 || strlen($parent_item['deny_cid'])
 291                                 || strlen($parent_item['deny_gid'])) {
 292                                 $private = (($parent_item['private']) ? $parent_item['private'] : 1);
 293                         }
 294
 295                         $str_contact_allow = $parent_item['allow_cid'];
 296                         $str_group_allow   = $parent_item['allow_gid'];
 297                         $str_contact_deny  = $parent_item['deny_cid'];
 298                         $str_group_deny    = $parent_item['deny_gid'];
 299                 }
 300                 $pubmail_enable    = ((x($_REQUEST,'pubmail_enable') && intval($_REQUEST['pubmail_enable']) && (! $private)) ? 1 : 0);
 301
 302                 // if using the API, we won't see pubmail_enable - figure out if it should be set
 303
 304                 if($api_source && $profile_uid && $profile_uid == local_user() && (! $private)) {
 305                         $mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
 306                         if(! $mail_disabled) {
 307                                 $r = q("SELECT * FROM `mailacct` WHERE `uid` = %d AND `server` != '' LIMIT 1",
 308                                         intval(local_user())
 309                                 );
 310                                 if(count($r) && intval($r[0]['pubmail']))
 311                                         $pubmail_enabled = true;
 312                         }
 313                 }
 314
 315                 if(! strlen($body)) {
 316                         if($preview)
 317                                 killme();
 318                         info( t('Empty post discarded.') . EOL );
 319                         if(x($_REQUEST,'return'))
 320                                 goaway($a->get_baseurl() . "/" . $return_path );
 321                         killme();
 322                 }
 323         }
 324
 325         if(strlen($categories)) {
 326                 // get the "fileas" tags for this post
 327                 $filedas = file_tag_file_to_list($categories, 'file');
 328         }
 329         // save old and new categories, so we can determine what needs to be deleted from pconfig
 330         $categories_old = $categories;
 331         $categories = file_tag_list_to_file(trim($_REQUEST['category']), 'category');
 332         $categories_new = $categories;
 333         if(strlen($filedas)) {
 334                 // append the fileas stuff to the new categories list
 335                 $categories .= file_tag_list_to_file($filedas, 'file');
 336         }
 337
 338         // Work around doubled linefeeds in Tinymce 3.5b2
 339         // First figure out if it's a status post that would've been
 340         // created using tinymce. Otherwise leave it alone.
 341
 342 /*      $plaintext = (local_user() ? intval(get_pconfig(local_user(),'system','plaintext')) || !feature_enabled($profile_uid,'richtext') : 0);
 343         if((! $parent) && (! $api_source) && (! $plaintext)) {
 344                 $body = fix_mce_lf($body);
 345         }*/
 346         $plaintext = (local_user() ? !feature_enabled($profile_uid,'richtext') : 0);
 347         if((! $parent) && (! $api_source) && (! $plaintext)) {
 348                 $body = fix_mce_lf($body);
 349         }
 350
 351
 352         // get contact info for poster
 353
 354         $author = null;
 355         $self   = false;
 356         $contact_id = 0;
 357
 358         if((local_user()) && (local_user() == $profile_uid)) {
 359                 $self = true;
 360                 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
 361                         intval($_SESSION['uid'])
 362                 );
 363         }
 364         elseif(remote_user()) {
 365                 if(is_array($_SESSION['remote'])) {
 366                         foreach($_SESSION['remote'] as $v) {
 367                                 if($v['uid'] == $profile_uid) {
 368                                         $contact_id = $v['cid'];
 369                                         break;
 370                                 }
 371                         }
 372                 }
 373                 if($contact_id) {
 374                         $r = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 375                                 intval($contact_id)
 376                         );
 377                 }
 378         }
 379
 380         if(count($r)) {
 381                 $author = $r[0];
 382                 $contact_id = $author['id'];
 383         }
 384
 385         // get contact info for owner
 386
 387         if($profile_uid == local_user()) {
 388                 $contact_record = $author;
 389         }
 390         else {
 391                 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
 392                         intval($profile_uid)
 393                 );
 394                 if(count($r))
 395                         $contact_record = $r[0];
 396         }
 397
 398         $post_type = notags(trim($_REQUEST['type']));
 399
 400         if($post_type === 'net-comment') {
 401                 if($parent_item !== null) {
 402                         if($parent_item['wall'] == 1)
 403                                 $post_type = 'wall-comment';
 404                         else
 405                                 $post_type = 'remote-comment';
 406                 }
 407         }
 408
 409         /**
 410          *
 411          * When a photo was uploaded into the message using the (profile wall) ajax
 412          * uploader, The permissions are initially set to disallow anybody but the
 413          * owner from seeing it. This is because the permissions may not yet have been
 414          * set for the post. If it's private, the photo permissions should be set
 415          * appropriately. But we didn't know the final permissions on the post until
 416          * now. So now we'll look for links of uploaded messages that are in the
 417          * post and set them to the same permissions as the post itself.
 418          *
 419          */
 420
 421         $match = null;
 422
 423         if((! $preview) && preg_match_all("/\[img([\=0-9x]*?)\](.*?)\[\/img\]/",$body,$match)) {
 424                 $images = $match[2];
 425                 if(count($images)) {
 426                         foreach($images as $image) {
 427                                 if(! stristr($image,$a->get_baseurl() . '/photo/'))
 428                                         continue;
 429                                 $image_uri = substr($image,strrpos($image,'/') + 1);
 430                                 $image_uri = substr($image_uri,0, strpos($image_uri,'-'));
 431                                 if(! strlen($image_uri))
 432                                         continue;
 433                                 $srch = '<' . intval($contact_id) . '>';
 434
 435                                 $r = q("SELECT `id` FROM `photo` WHERE `allow_cid` = '%s' AND `allow_gid` = '' AND `deny_cid` = '' AND `deny_gid` = ''
 436                                         AND `resource-id` = '%s' AND `uid` = %d LIMIT 1",
 437                                         dbesc($srch),
 438                                         dbesc($image_uri),
 439                                         intval($profile_uid)
 440                                 );
 441
 442                                 if(! count($r))
 443                                         continue;
 444
 445
 446                                 $r = q("UPDATE `photo` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'
 447                                         WHERE `resource-id` = '%s' AND `uid` = %d AND `album` = '%s' ",
 448                                         dbesc($str_contact_allow),
 449                                         dbesc($str_group_allow),
 450                                         dbesc($str_contact_deny),
 451                                         dbesc($str_group_deny),
 452                                         dbesc($image_uri),
 453                                         intval($profile_uid),
 454                                         dbesc( t('Wall Photos'))
 455                                 );
 456
 457                         }
 458                 }
 459         }
 460
 461
 462         /**
 463          * Next link in any attachment references we find in the post.
 464          */
 465
 466         $match = false;
 467
 468         if((! $preview) && preg_match_all("/\[attachment\](.*?)\[\/attachment\]/",$body,$match)) {
 469                 $attaches = $match[1];
 470                 if(count($attaches)) {
 471                         foreach($attaches as $attach) {
 472                                 $r = q("SELECT * FROM `attach` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 473                                         intval($profile_uid),
 474                                         intval($attach)
 475                                 );
 476                                 if(count($r)) {
 477                                         $r = q("UPDATE `attach` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s'
 478                                                 WHERE `uid` = %d AND `id` = %d",
 479                                                 dbesc($str_contact_allow),
 480                                                 dbesc($str_group_allow),
 481                                                 dbesc($str_contact_deny),
 482                                                 dbesc($str_group_deny),
 483                                                 intval($profile_uid),
 484                                                 intval($attach)
 485                                         );
 486                                 }
 487                         }
 488                 }
 489         }
 490
 491         // embedded bookmark in post? set bookmark flag
 492
 493         $bookmark = 0;
 494         if(preg_match_all("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",$body,$match,PREG_SET_ORDER)) {
 495                 $bookmark = 1;
 496         }
 497
 498         $body = bb_translate_video($body);
 499
 500
 501         /**
 502          * Fold multi-line [code] sequences
 503          */
 504
 505         $body = preg_replace('/\[\/code\]\s*\[code\]/ism',"\n",$body);
 506
 507         $body = scale_external_images($body,false);
 508
 509
 510
 511         /**
 512          * Look for any tags and linkify them
 513          */
 514
 515         $str_tags = '';
 516         $inform   = '';
 517
 518
 519         $tags = get_tags($body);
 520
 521         /**
 522          * add a statusnet style reply tag if the original post was from there
 523          * and we are replying, and there isn't one already
 524          */
 525
 526         if(($parent_contact) && ($parent_contact['network'] === NETWORK_OSTATUS)
 527                 && ($parent_contact['nick']) && (! in_array('@' . $parent_contact['nick'],$tags))) {
 528                 $body = '@' . $parent_contact['nick'] . ' ' . $body;
 529                 $tags[] = '@' . $parent_contact['nick'];
 530         }
 531
 532         $tagged = array();
 533
 534         $private_forum = false;
 535
 536         if(count($tags)) {
 537                 foreach($tags as $tag) {
 538
 539                         // If we already tagged 'Robert Johnson', don't try and tag 'Robert'.
 540                         // Robert Johnson should be first in the $tags array
 541
 542                         $fullnametagged = false;
 543                         for($x = 0; $x < count($tagged); $x ++) {
 544                                 if(stristr($tagged[$x],$tag . ' ')) {
 545                                         $fullnametagged = true;
 546                                         break;
 547                                 }
 548                         }
 549                         if($fullnametagged)
 550                                 continue;
 551
 552                         $success = handle_tag($a, $body, $inform, $str_tags, (local_user()) ? local_user() : $profile_uid , $tag);
 553                         if($success['replaced'])
 554                                 $tagged[] = $tag;
 555                         if(is_array($success['contact']) && intval($success['contact']['prv'])) {
 556                                 $private_forum = true;
 557                                 $private_id = $success['contact']['id'];
 558                         }
 559                 }
 560         }
 561
 562         if(($private_forum) && (! $parent) && (! $private)) {
 563                 // we tagged a private forum in a top level post and the message was public.
 564                 // Restrict it.
 565                 $private = 1;
 566                 $str_contact_allow = '<' . $private_id . '>';
 567         }
 568
 569         $attachments = '';
 570         $match = false;
 571
 572         if(preg_match_all('/(\[attachment\]([0-9]+)\[\/attachment\])/',$body,$match)) {
 573                 foreach($match[2] as $mtch) {
 574                         $r = q("SELECT `id`,`filename`,`filesize`,`filetype` FROM `attach` WHERE `uid` = %d AND `id` = %d LIMIT 1",
 575                                 intval($profile_uid),
 576                                 intval($mtch)
 577                         );
 578                         if(count($r)) {
 579                                 if(strlen($attachments))
 580                                         $attachments .= ',';
 581                                 $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]';
 582                         }
 583                         $body = str_replace($match[1],'',$body);
 584                 }
 585         }
 586
 587         $wall = 0;
 588
 589         if($post_type === 'wall' || $post_type === 'wall-comment')
 590                 $wall = 1;
 591
 592         if(! strlen($verb))
 593                 $verb = ACTIVITY_POST ;
 594
 595         if ($network == "")
 596                 $network = NETWORK_DFRN;
 597
 598         $gravity = (($parent) ? 6 : 0 );
 599
 600         // even if the post arrived via API we are considering that it
 601         // originated on this site by default for determining relayability.
 602
 603         $origin = ((x($_REQUEST,'origin')) ? intval($_REQUEST['origin']) : 1);
 604
 605         $notify_type = (($parent) ? 'comment-new' : 'wall-new' );
 606
 607         $uri = (($message_id) ? $message_id : item_new_uri($a->get_hostname(),$profile_uid));
 608
 609         // Fallback so that we alway have a thr-parent
 610         if(!$thr_parent)
 611                 $thr_parent = $uri;
 612
 613         $datarray = array();
 614         $datarray['uid']           = $profile_uid;
 615         $datarray['type']          = $post_type;
 616         $datarray['wall']          = $wall;
 617         $datarray['gravity']       = $gravity;
 618         $datarray['network']       = $network;
 619         $datarray['contact-id']    = $contact_id;
 620         $datarray['owner-name']    = $contact_record['name'];
 621         $datarray['owner-link']    = $contact_record['url'];
 622         $datarray['owner-avatar']  = $contact_record['thumb'];
 623         $datarray['author-name']   = $author['name'];
 624         $datarray['author-link']   = $author['url'];
 625         $datarray['author-avatar'] = $author['thumb'];
 626         $datarray['created']       = datetime_convert();
 627         $datarray['edited']        = datetime_convert();
 628         $datarray['commented']     = datetime_convert();
 629         $datarray['received']      = datetime_convert();
 630         $datarray['changed']       = datetime_convert();
 631         $datarray['uri']           = $uri;
 632         $datarray['title']         = $title;
 633         $datarray['body']          = $body;
 634         $datarray['app']           = $app;
 635         $datarray['location']      = $location;
 636         $datarray['coord']         = $coord;
 637         $datarray['tag']           = $str_tags;
 638         $datarray['file']          = $categories;
 639         $datarray['inform']        = $inform;
 640         $datarray['verb']          = $verb;
 641         $datarray['allow_cid']     = $str_contact_allow;
 642         $datarray['allow_gid']     = $str_group_allow;
 643         $datarray['deny_cid']      = $str_contact_deny;
 644         $datarray['deny_gid']      = $str_group_deny;
 645         $datarray['private']       = $private;
 646         $datarray['pubmail']       = $pubmail_enable;
 647         $datarray['attach']        = $attachments;
 648         $datarray['bookmark']      = intval($bookmark);
 649         $datarray['thr-parent']    = $thr_parent;
 650         $datarray['postopts']      = $postopts;
 651         $datarray['origin']        = $origin;
 652         $datarray['moderated']     = $allow_moderated;
 653
 654         /**
 655          * These fields are for the convenience of plugins...
 656          * 'self' if true indicates the owner is posting on their own wall
 657          * If parent is 0 it is a top-level post.
 658          */
 659
 660         $datarray['parent']        = $parent;
 661         $datarray['self']          = $self;
 662 //      $datarray['prvnets']       = $user['prvnets'];
 663
 664         if($orig_post)
 665                 $datarray['edit']      = true;
 666         else
 667                 $datarray['guid']      = get_guid();
 668
 669         // preview mode - prepare the body for display and send it via json
 670
 671         if($preview) {
 672                 require_once('include/conversation.php');
 673                 $o = conversation($a,array(array_merge($contact_record,$datarray)),'search', false, true);
 674                 logger('preview: ' . $o);
 675                 echo json_encode(array('preview' => $o));
 676                 killme();
 677         }
 678
 679
 680         call_hooks('post_local',$datarray);
 681
 682         if(x($datarray,'cancel')) {
 683                 logger('mod_item: post cancelled by plugin.');
 684                 if($return_path) {
 685                         goaway($a->get_baseurl() . "/" . $return_path);
 686                 }
 687
 688                 $json = array('cancel' => 1);
 689                 if(x($_REQUEST,'jsreload') && strlen($_REQUEST['jsreload']))
 690                         $json['reload'] = $a->get_baseurl() . '/' . $_REQUEST['jsreload'];
 691
 692                 echo json_encode($json);
 693                 killme();
 694         }
 695
 696
 697         if($orig_post) {
 698                 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `attach` = '%s', `file` = '%s', `edited` = '%s' WHERE `id` = %d AND `uid` = %d",
 699                         dbesc($datarray['title']),
 700                         dbesc($datarray['body']),
 701                         dbesc($datarray['tag']),
 702                         dbesc($datarray['attach']),
 703                         dbesc($datarray['file']),
 704                         dbesc(datetime_convert()),
 705                         intval($post_id),
 706                         intval($profile_uid)
 707                 );
 708                 create_tags_from_itemuri($post_id, $profile_uid);
 709                 update_thread_uri($post_id, $profile_uid);
 710
 711                 // update filetags in pconfig
 712                 file_tag_update_pconfig($uid,$categories_old,$categories_new,'category');
 713
 714                 proc_run('php', "include/notifier.php", 'edit_post', "$post_id");
 715                 if((x($_REQUEST,'return')) && strlen($return_path)) {
 716                         logger('return: ' . $return_path);
 717                         goaway($a->get_baseurl() . "/" . $return_path );
 718                 }
 719                 killme();
 720         }
 721         else
 722                 $post_id = 0;
 723
 724
 725         $r = q("INSERT INTO `item` (`guid`, `uid`,`type`,`wall`,`gravity`, `network`, `contact-id`,`owner-name`,`owner-link`,`owner-avatar`,
 726                 `author-name`, `author-link`, `author-avatar`, `created`, `edited`, `commented`, `received`, `changed`, `uri`, `thr-parent`, `title`, `body`, `app`, `location`, `coord`,
 727                 `tag`, `inform`, `verb`, `postopts`, `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid`, `private`, `pubmail`, `attach`, `bookmark`,`origin`, `moderated`, `file` )
 728                 VALUES( '%s', %d, '%s', %d, %d, '%s', %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', %d, %d, %d, '%s' )",
 729                 dbesc($datarray['guid']),
 730                 intval($datarray['uid']),
 731                 dbesc($datarray['type']),
 732                 intval($datarray['wall']),
 733                 intval($datarray['gravity']),
 734                 dbesc($datarray['network']),
 735                 intval($datarray['contact-id']),
 736                 dbesc($datarray['owner-name']),
 737                 dbesc($datarray['owner-link']),
 738                 dbesc($datarray['owner-avatar']),
 739                 dbesc($datarray['author-name']),
 740                 dbesc($datarray['author-link']),
 741                 dbesc($datarray['author-avatar']),
 742                 dbesc($datarray['created']),
 743                 dbesc($datarray['edited']),
 744                 dbesc($datarray['commented']),
 745                 dbesc($datarray['received']),
 746                 dbesc($datarray['changed']),
 747                 dbesc($datarray['uri']),
 748                 dbesc($datarray['thr-parent']),
 749                 dbesc($datarray['title']),
 750                 dbesc($datarray['body']),
 751                 dbesc($datarray['app']),
 752                 dbesc($datarray['location']),
 753                 dbesc($datarray['coord']),
 754                 dbesc($datarray['tag']),
 755                 dbesc($datarray['inform']),
 756                 dbesc($datarray['verb']),
 757                 dbesc($datarray['postopts']),
 758                 dbesc($datarray['allow_cid']),
 759                 dbesc($datarray['allow_gid']),
 760                 dbesc($datarray['deny_cid']),
 761                 dbesc($datarray['deny_gid']),
 762                 intval($datarray['private']),
 763                 intval($datarray['pubmail']),
 764                 dbesc($datarray['attach']),
 765                 intval($datarray['bookmark']),
 766                 intval($datarray['origin']),
 767                 intval($datarray['moderated']),
 768                 dbesc($datarray['file'])
 769                );
 770
 771         $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' LIMIT 1",
 772                 dbesc($datarray['uri']));
 773         if(count($r)) {
 774                 $post_id = $r[0]['id'];
 775                 logger('mod_item: saved item ' . $post_id);
 776                 create_tags_from_item($post_id);
 777                 add_thread($post_id);
 778
 779                 // update filetags in pconfig
 780                 file_tag_update_pconfig($uid,$categories_old,$categories_new,'category');
 781
 782                 // Store the fresh generated item into the cache
 783                 $cachefile = get_cachefile($datarray["guid"]."-".hash("md5", $datarray['body']));
 784
 785                 if (($cachefile != '') AND !file_exists($cachefile)) {
 786                         $s = prepare_text($datarray['body']);
 787                         $stamp1 = microtime(true);
 788                         file_put_contents($cachefile, $s);
 789                         $a->save_timestamp($stamp1, "file");
 790                         logger('mod_item: put item '.$r[0]['id'].' into cachefile '.$cachefile);
 791                 }
 792
 793                 if($parent) {
 794
 795                         // This item is the last leaf and gets the comment box, clear any ancestors
 796                         $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent` = %d ",
 797                                 dbesc(datetime_convert()),
 798                                 intval($parent)
 799                         );
 800                         update_thread($parent, true);
 801
 802                         // Inherit ACLs from the parent item.
 803
 804                         $r = q("UPDATE `item` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s', `private` = %d
 805                                 WHERE `id` = %d",
 806                                 dbesc($parent_item['allow_cid']),
 807                                 dbesc($parent_item['allow_gid']),
 808                                 dbesc($parent_item['deny_cid']),
 809                                 dbesc($parent_item['deny_gid']),
 810                                 intval($parent_item['private']),
 811                                 intval($post_id)
 812                         );
 813
 814                         if($contact_record != $author) {
 815                                 notification(array(
 816                                         'type'         => NOTIFY_COMMENT,
 817                                         'notify_flags' => $user['notify-flags'],
 818                                         'language'     => $user['language'],
 819                                         'to_name'      => $user['username'],
 820                                         'to_email'     => $user['email'],
 821                                         'uid'          => $user['uid'],
 822                                         'item'         => $datarray,
 823                                         'link'             => $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id,
 824                                         'source_name'  => $datarray['author-name'],
 825                                         'source_link'  => $datarray['author-link'],
 826                                         'source_photo' => $datarray['author-avatar'],
 827                                         'verb'         => ACTIVITY_POST,
 828                                         'otype'        => 'item',
 829                                         'parent'       => $parent,
 830                                         'parent_uri'   => $parent_item['uri']
 831                                 ));
 832
 833                         }
 834
 835
 836                         // Store the comment signature information in case we need to relay to Diaspora
 837                         store_diaspora_comment_sig($datarray, $author, ($self ? $a->user['prvkey'] : false), $parent_item, $post_id);
 838
 839                 } else {
 840                         $parent = $post_id;
 841
 842                         if($contact_record != $author) {
 843                                 notification(array(
 844                                         'type'         => NOTIFY_WALL,
 845                                         'notify_flags' => $user['notify-flags'],
 846                                         'language'     => $user['language'],
 847                                         'to_name'      => $user['username'],
 848                                         'to_email'     => $user['email'],
 849                                         'uid'          => $user['uid'],
 850                                         'item'         => $datarray,
 851                                         'link'             => $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id,
 852                                         'source_name'  => $datarray['author-name'],
 853                                         'source_link'  => $datarray['author-link'],
 854                                         'source_photo' => $datarray['author-avatar'],
 855                                         'verb'         => ACTIVITY_POST,
 856                                         'otype'        => 'item'
 857                                 ));
 858                         }
 859                 }
 860
 861                 // fallback so that parent always gets set to non-zero.
 862
 863                 if(! $parent)
 864                         $parent = $post_id;
 865
 866                 $r = q("UPDATE `item` SET `parent` = %d, `parent-uri` = '%s', `plink` = '%s', `changed` = '%s', `last-child` = 1, `visible` = 1
 867                         WHERE `id` = %d",
 868                         intval($parent),
 869                         dbesc(($parent == $post_id) ? $uri : $parent_item['uri']),
 870                         dbesc($a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id),
 871                         dbesc(datetime_convert()),
 872                         intval($post_id)
 873                 );
 874                 update_thread($post_id);
 875
 876                 // photo comments turn the corresponding item visible to the profile wall
 877                 // This way we don't see every picture in your new photo album posted to your wall at once.
 878                 // They will show up as people comment on them.
 879
 880                 if(! $parent_item['visible']) {
 881                         $r = q("UPDATE `item` SET `visible` = 1 WHERE `id` = %d",
 882                                 intval($parent_item['id'])
 883                         );
 884                         update_thread($parent_item['id']);
 885                 }
 886         }
 887         else {
 888                 logger('mod_item: unable to retrieve post that was just stored.');
 889                 notice( t('System error. Post not saved.') . EOL);
 890                 goaway($a->get_baseurl() . "/" . $return_path );
 891                 // NOTREACHED
 892         }
 893
 894         // update the commented timestamp on the parent
 895
 896         q("UPDATE `item` set `commented` = '%s', `changed` = '%s' WHERE `id` = %d",
 897                 dbesc(datetime_convert()),
 898                 dbesc(datetime_convert()),
 899                 intval($parent)
 900         );
 901         update_thread($parent);
 902
 903         $datarray['id']    = $post_id;
 904         $datarray['plink'] = $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id;
 905
 906         call_hooks('post_local_end', $datarray);
 907
 908         if(strlen($emailcc) && $profile_uid == local_user()) {
 909                 $erecips = explode(',', $emailcc);
 910                 if(count($erecips)) {
 911                         foreach($erecips as $recip) {
 912                                 $addr = trim($recip);
 913                                 if(! strlen($addr))
 914                                         continue;
 915                                 $disclaimer = '<hr />' . sprintf( t('This message was sent to you by %s, a member of the Friendica social network.'),$a->user['username'])
 916                                         . '<br />';
 917                                 $disclaimer .= sprintf( t('You may visit them online at %s'), $a->get_baseurl() . '/profile/' . $a->user['nickname']) . EOL;
 918                                 $disclaimer .= t('Please contact the sender by replying to this post if you do not wish to receive these messages.') . EOL;
 919                                 if (!$datarray['title']=='') {
 920                                     $subject = email_header_encode($datarray['title'],'UTF-8');
 921                                 } else {
 922                                     $subject = email_header_encode('[Friendica]' . ' ' . sprintf( t('%s posted an update.'),$a->user['username']),'UTF-8');
 923                                 }
 924                                 $link = '<a href="' . $a->get_baseurl() . '/profile/' . $a->user['nickname'] . '"><img src="' . $author['thumb'] . '" alt="' . $a->user['username'] . '" /></a><br /><br />';
 925                                 $html    = prepare_body($datarray);
 926                                 $message = '<html><body>' . $link . $html . $disclaimer . '</body></html>';
 927                                 include_once('include/html2plain.php');
 928                                 $params = array (
 929                                     'fromName' => $a->user['username'],
 930                                     'fromEmail' => $a->user['email'],
 931                                     'toEmail' => $addr,
 932                                     'replyTo' => $a->user['email'],
 933                                     'messageSubject' => $subject,
 934                                     'htmlVersion' => $message,
 935                                     'textVersion' => html2plain($html.$disclaimer),
 936                                 );
 937                                 enotify::send($params);
 938                         }
 939                 }
 940         }
 941
 942         // This is a real juggling act on shared hosting services which kill your processes
 943         // e.g. dreamhost. We used to start delivery to our native delivery agents in the background
 944         // and then run our plugin delivery from the foreground. We're now doing plugin delivery first,
 945         // because as soon as you start loading up a bunch of remote delivey processes, *this* page is
 946         // likely to get killed off. If you end up looking at an /item URL and a blank page,
 947         // it's very likely the delivery got killed before all your friends could be notified.
 948         // Currently the only realistic fixes are to use a reliable server - which precludes shared hosting,
 949         // or cut back on plugins which do remote deliveries.
 950
 951         proc_run('php', "include/notifier.php", $notify_type, "$post_id");
 952
 953         logger('post_complete');
 954
 955         item_post_return($a->get_baseurl(), $api_source, $return_path);
 956         // NOTREACHED
 957 }
 958
 959 function item_post_return($baseurl, $api_source, $return_path) {
 960         // figure out how to return, depending on from whence we came
 961
 962         if($api_source)
 963                 return;
 964
 965         if($return_path) {
 966                 goaway($baseurl . "/" . $return_path);
 967         }
 968
 969         $json = array('success' => 1);
 970         if(x($_REQUEST,'jsreload') && strlen($_REQUEST['jsreload']))
 971                 $json['reload'] = $baseurl . '/' . $_REQUEST['jsreload'];
 972
 973         logger('post_json: ' . print_r($json,true), LOGGER_DEBUG);
 974
 975         echo json_encode($json);
 976         killme();
 977 }
 978
 979
 980
 981 function item_content(&$a) {
 982
 983         if((! local_user()) && (! remote_user()))
 984                 return;
 985
 986         require_once('include/security.php');
 987
 988         $o = '';
 989         if(($a->argc == 3) && ($a->argv[1] === 'drop') && intval($a->argv[2])) {
 990                 require_once('include/items.php');
 991                 $o = drop_item($a->argv[2], !is_ajax());
 992                 if (is_ajax()){
 993                         // ajax return: [<item id>, 0 (no perm) | <owner id>]
 994                         echo json_encode(array(intval($a->argv[2]), intval($o)));
 995                         killme();
 996                 }
 997         }
 998         return $o;
 999 }
1000
1001 /**
1002  * This function removes the tag $tag from the text $body and replaces it with
1003  * the appropiate link.
1004  *
1005  * @param unknown_type $body the text to replace the tag in
1006  * @param unknown_type $inform a comma-seperated string containing everybody to inform
1007  * @param unknown_type $str_tags string to add the tag to
1008  * @param unknown_type $profile_uid
1009  * @param unknown_type $tag the tag to replace
1010  *
1011  * @return boolean true if replaced, false if not replaced
1012  */
1013 function handle_tag($a, &$body, &$inform, &$str_tags, $profile_uid, $tag) {
1014
1015         $replaced = false;
1016         $r = null;
1017
1018         //is it a hash tag?
1019         if(strpos($tag,'#') === 0) {
1020                 //if the tag is replaced...
1021                 if(strpos($tag,'[url='))
1022                         //...do nothing
1023                         return $replaced;
1024                 //base tag has the tags name only
1025                 $basetag = str_replace('_',' ',substr($tag,1));
1026                 //create text for link
1027                 $newtag = '#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
1028                 //replace tag by the link
1029                 $body = str_replace($tag, $newtag, $body);
1030                 $replaced = true;
1031
1032                 //is the link already in str_tags?
1033                 if(! stristr($str_tags,$newtag)) {
1034                         //append or set str_tags
1035                         if(strlen($str_tags))
1036                                 $str_tags .= ',';
1037                         $str_tags .= $newtag;
1038                 }
1039                 return $replaced;
1040         }
1041         //is it a person tag?
1042         if(strpos($tag,'@') === 0) {
1043                 //is it already replaced?
1044                 if(strpos($tag,'[url='))
1045                         return $replaced;
1046                 $stat = false;
1047                 //get the person's name
1048                 $name = substr($tag,1);
1049                 //is it a link or a full dfrn address?
1050                 if((strpos($name,'@')) || (strpos($name,'http://'))) {
1051                         $newname = $name;
1052                         //get the profile links
1053                         $links = @lrdd($name);
1054                         if(count($links)) {
1055                                 //for all links, collect how is to inform and how's profile is to link
1056                                 foreach($links as $link) {
1057                                         if($link['@attributes']['rel'] === 'http://webfinger.net/rel/profile-page')
1058                                                 $profile = $link['@attributes']['href'];
1059                                         if($link['@attributes']['rel'] === 'salmon') {
1060                                                 if(strlen($inform))
1061                                                         $inform .= ',';
1062                                                 $inform .= 'url:' . str_replace(',','%2c',$link['@attributes']['href']);
1063                                         }
1064                                 }
1065                         }
1066                 } else { //if it is a name rather than an address
1067                         $newname = $name;
1068                         $alias = '';
1069                         $tagcid = 0;
1070                         //is it some generated name?
1071                         if(strrpos($newname,'+')) {
1072                                 //get the id
1073                                 $tagcid = intval(substr($newname,strrpos($newname,'+') + 1));
1074                                 //remove the next word from tag's name
1075                                 if(strpos($name,' ')) {
1076                                         $name = substr($name,0,strpos($name,' '));
1077                                 }
1078                         }
1079                         if($tagcid) { //if there was an id
1080                                 //select contact with that id from the logged in user's contact list
1081                                 $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
1082                                                 intval($tagcid),
1083                                                 intval($profile_uid)
1084                                 );
1085                         }
1086                         else {
1087                                 $newname = str_replace('_',' ',$name);
1088
1089                                 //select someone from this user's contacts by name
1090                                 $r = q("SELECT * FROM `contact` WHERE `name` = '%s' AND `uid` = %d LIMIT 1",
1091                                                 dbesc($newname),
1092                                                 intval($profile_uid)
1093                                 );
1094
1095                                 if(! $r) {
1096                                         //select someone by attag or nick and the name passed in
1097                                         $r = q("SELECT * FROM `contact` WHERE `attag` = '%s' OR `nick` = '%s' AND `uid` = %d ORDER BY `attag` DESC LIMIT 1",
1098                                                         dbesc($name),
1099                                                         dbesc($name),
1100                                                         intval($profile_uid)
1101                                         );
1102                                 }
1103                         }
1104 /*                      } elseif(strstr($name,'_') || strstr($name,' ')) { //no id
1105                                 //get the real name
1106                                 $newname = str_replace('_',' ',$name);
1107                                 //select someone from this user's contacts by name
1108                                 $r = q("SELECT * FROM `contact` WHERE `name` = '%s' AND `uid` = %d LIMIT 1",
1109                                                 dbesc($newname),
1110                                                 intval($profile_uid)
1111                                 );
1112                         } else {
1113                                 //select someone by attag or nick and the name passed in
1114                                 $r = q("SELECT * FROM `contact` WHERE `attag` = '%s' OR `nick` = '%s' AND `uid` = %d ORDER BY `attag` DESC LIMIT 1",
1115                                                 dbesc($name),
1116                                                 dbesc($name),
1117                                                 intval($profile_uid)
1118                                 );
1119                         }*/
1120                         //$r is set, if someone could be selected
1121                         if(count($r)) {
1122                                 $profile = $r[0]['url'];
1123                                 //set newname to nick, find alias
1124                                 if(($r[0]['network'] === NETWORK_OSTATUS) OR ($r[0]['network'] === NETWORK_TWITTER)) {
1125                                         $newname = $r[0]['nick'];
1126                                         $stat = true;
1127                                         if($r[0]['alias'])
1128                                                 $alias = $r[0]['alias'];
1129                                 }
1130                                 else
1131                                         $newname = $r[0]['name'];
1132                                 //add person's id to $inform
1133                                 if(strlen($inform))
1134                                         $inform .= ',';
1135                                 $inform .= 'cid:' . $r[0]['id'];
1136                         }
1137                 }
1138                 //if there is an url for this persons profile
1139                 if(isset($profile)) {
1140                         $replaced = true;
1141                         //create profile link
1142                         $profile = str_replace(',','%2c',$profile);
1143                         $newtag = '@[url=' . $profile . ']' . $newname  . '[/url]';
1144                         $body = str_replace('@' . $name, $newtag, $body);
1145                         //append tag to str_tags
1146                         if(! stristr($str_tags,$newtag)) {
1147                                 if(strlen($str_tags))
1148                                         $str_tags .= ',';
1149                                 $str_tags .= $newtag;
1150                         }
1151
1152                         // Status.Net seems to require the numeric ID URL in a mention if the person isn't
1153                         // subscribed to you. But the nickname URL is OK if they are. Grrr. We'll tag both.
1154
1155                         if(strlen($alias)) {
1156                                 $newtag = '@[url=' . $alias . ']' . $newname    . '[/url]';
1157                                 if(! stristr($str_tags,$newtag)) {
1158                                         if(strlen($str_tags))
1159                                                 $str_tags .= ',';
1160                                         $str_tags .= $newtag;
1161                                 }
1162                         }
1163                 }
1164         }
1165
1166         return array('replaced' => $replaced, 'contact' => $r[0]);
1167 }
1168
1169
1170 function store_diaspora_comment_sig($datarray, $author, $uprvkey, $parent_item, $post_id) {
1171         // We won't be able to sign Diaspora comments for authenticated visitors - we don't have their private key
1172
1173         $enabled = intval(get_config('system','diaspora_enabled'));
1174         if(! $enabled) {
1175                 logger('mod_item: diaspora support disabled, not storing comment signature', LOGGER_DEBUG);
1176                 return;
1177         }
1178
1179
1180         logger('mod_item: storing diaspora comment signature');
1181
1182         require_once('include/bb2diaspora.php');
1183         $signed_body = html_entity_decode(bb2diaspora($datarray['body']));
1184
1185         // Only works for NETWORK_DFRN
1186         $contact_baseurl_start = strpos($author['url'],'://') + 3;
1187         $contact_baseurl_length = strpos($author['url'],'/profile') - $contact_baseurl_start;
1188         $contact_baseurl = substr($author['url'], $contact_baseurl_start, $contact_baseurl_length);
1189         $diaspora_handle = $author['nick'] . '@' . $contact_baseurl;
1190
1191         $signed_text = $datarray['guid'] . ';' . $parent_item['guid'] . ';' . $signed_body . ';' . $diaspora_handle;
1192
1193         if( $uprvkey !== false )
1194                 $authorsig = base64_encode(rsa_sign($signed_text,$uprvkey,'sha256'));
1195         else
1196                 $authorsig = '';
1197
1198         q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
1199                 intval($post_id),
1200                 dbesc($signed_text),
1201                 dbesc(base64_encode($authorsig)),
1202                 dbesc($diaspora_handle)
1203         );
1204
1205         return;
1206 }