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Add missing $nav_sel in class App
[friendica.git] / mod / item.php
1 <?php
2
3 /**
4  *
5  * This is the POST destination for most all locally posted
6  * text stuff. This function handles status, wall-to-wall status, 
7  * local comments, and remote coments - that are posted on this site 
8  * (as opposed to being delivered in a feed).
9  * Also processed here are posts and comments coming through the 
10  * statusnet/twitter API. 
11  * All of these become an "item" which is our basic unit of 
12  * information.
13  * Posts that originate externally or do not fall into the above 
14  * posting categories go through item_store() instead of this function. 
15  *
16  */  
17
18 require_once('include/crypto.php');
19
20 function item_post(&$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? set bookmark flag
337
338         $bookmark = 0;
339         if(preg_match_all("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",$body,$match,PREG_SET_ORDER)) {
340                 $bookmark = 1;
341 //              foreach($match as $mtch) {
342 //                      $body = str_replace(
343 //                              '[bookmark=' . $mtch[1] . ']' . $mtch[2] . '[/bookmark]',
344 //                              '[url=' . $mtch[1] . ']' . $mtch[2] . '[/url]',
345 //                              $body
346 //                      );
347 //              }
348         }
349
350         $body = bb_translate_video($body);
351
352         /**
353          * Fold multi-line [code] sequences
354          */
355
356         $body = preg_replace('/\[\/code\]\s*\[code\]/ism',"\n",$body); 
357
358         /**
359          * Look for any tags and linkify them
360          */
361
362         $str_tags = '';
363         $inform   = '';
364
365
366         $tags = get_tags($body);
367
368         /**
369          * add a statusnet style reply tag if the original post was from there
370          * and we are replying, and there isn't one already
371          */
372
373         if(($parent_contact) && ($parent_contact['network'] === NETWORK_OSTATUS) 
374                 && ($parent_contact['nick']) && (! in_array('@' . $parent_contact['nick'],$tags))) {
375                 $body = '@' . $parent_contact['nick'] . ' ' . $body;
376                 $tags[] = '@' . $parent_contact['nick'];
377         }               
378
379         if(count($tags)) {
380                 foreach($tags as $tag) {
381                         
382                         if(isset($profile))
383                                 unset($profile);
384                         if(strpos($tag,'#') === 0) {
385                                 if(strpos($tag,'[url='))
386                                         continue;
387                                 $basetag = str_replace('_',' ',substr($tag,1));
388                                 $body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
389                                 if(strlen($str_tags))
390                                         $str_tags .= ',';
391                                 $str_tags .= '#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
392                                 continue;
393                         }
394                         if(strpos($tag,'@') === 0) {
395                                 if(strpos($tag,'[url='))
396                                         continue;
397                                 $stat = false;
398                                 $name = substr($tag,1);
399                                 if((strpos($name,'@')) || (strpos($name,'http://'))) {
400                                         $newname = $name;
401                                         $links = @lrdd($name);
402                                         if(count($links)) {
403                                                 foreach($links as $link) {
404                                                         if($link['@attributes']['rel'] === 'http://webfinger.net/rel/profile-page')
405                                         $profile = $link['@attributes']['href'];
406                                                         if($link['@attributes']['rel'] === 'salmon') {
407                                                                 if(strlen($inform))
408                                                                         $inform .= ',';
409                                         $inform .= 'url:' . str_replace(',','%2c',$link['@attributes']['href']);
410                                                         }
411                                                 }
412                                         }
413                                 }
414                                 else {
415                                         $newname = $name;
416                                         $alias = '';
417                                         $tagcid = 0;
418                                         if(strrpos($newname,'+')) {
419                                                 $tagcid = intval(substr($newname,strrpos($newname,'+') + 1));
420                                                 if(strpos($name,' '))
421                                                         $name = substr($name,0,strpos($name,' '));
422                                         }       
423                                         if($tagcid) {
424                                                 $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
425                                                         intval($tagcid),
426                                                         intval($profile_uid)
427                                                 );
428                                         }
429                                         elseif(strstr($name,'_') || strstr($name,' ')) {
430                                                 $newname = str_replace('_',' ',$name);
431                                                 $r = q("SELECT * FROM `contact` WHERE `name` = '%s' AND `uid` = %d LIMIT 1",
432                                                         dbesc($newname),
433                                                         intval($profile_uid)
434                                                 );
435                                         }
436                                         else {
437                                                 $r = q("SELECT * FROM `contact` WHERE `attag` = '%s' OR `nick` = '%s' AND `uid` = %d ORDER BY `attag` DESC LIMIT 1",
438                                                         dbesc($name),
439                                                         dbesc($name),
440                                                         intval($profile_uid)
441                                                 );
442                                         }
443                                         if(count($r)) {
444                                                 $profile = $r[0]['url'];
445                                                 if($r[0]['network'] === 'stat') {
446                                                         $newname = $r[0]['nick'];
447                                                         $stat = true;
448                                                         if($r[0]['alias'])
449                                                                 $alias = $r[0]['alias'];
450                                                 }
451                                                 else
452                                                         $newname = $r[0]['name'];
453                                                 if(strlen($inform))
454                                                         $inform .= ',';
455                                                 $inform .= 'cid:' . $r[0]['id'];
456                                         }
457                                 }
458                                 if($profile) {
459                                         $body = str_replace('@' . $name, '@' . '[url=' . $profile . ']' . $newname      . '[/url]', $body);
460                                         $profile = str_replace(',','%2c',$profile);
461                                         $newtag = '@[url=' . $profile . ']' . $newname  . '[/url]';
462                                         if(! stristr($str_tags,$newtag)) {
463                                                 if(strlen($str_tags))
464                                                         $str_tags .= ',';
465                                                 $str_tags .= $newtag;
466                                         }
467
468                                         // Status.Net seems to require the numeric ID URL in a mention if the person isn't 
469                                         // subscribed to you. But the nickname URL is OK if they are. Grrr. We'll tag both. 
470
471                                         if(strlen($alias)) {
472                                                 $newtag = '@[url=' . $alias . ']' . $newname    . '[/url]';
473                                                 if(! stristr($str_tags,$newtag)) {
474                                                         if(strlen($str_tags))
475                                                                 $str_tags .= ',';
476                                                         $str_tags .= $newtag;
477                                                 }
478                                         }
479                                 }
480                         }
481                 }
482         }
483
484         $attachments = '';
485         $match = false;
486
487         if(preg_match_all('/(\[attachment\]([0-9]+)\[\/attachment\])/',$body,$match)) {
488                 foreach($match[2] as $mtch) {
489                         $r = q("SELECT `id`,`filename`,`filesize`,`filetype` FROM `attach` WHERE `uid` = %d AND `id` = %d LIMIT 1",
490                                 intval($profile_uid),
491                                 intval($mtch)
492                         );
493                         if(count($r)) {
494                                 if(strlen($attachments))
495                                         $attachments .= ',';
496                                 $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]'; 
497                         }
498                         $body = str_replace($match[1],'',$body);
499                 }
500         }
501
502         $wall = 0;
503
504         if($post_type === 'wall' || $post_type === 'wall-comment')
505                 $wall = 1;
506
507         if(! strlen($verb))
508                 $verb = ACTIVITY_POST ;
509
510         $gravity = (($parent) ? 6 : 0 );
511
512         // even if the post arrived via API we are considering that it 
513         // originated on this site by default for determining relayability.
514
515         $origin = ((x($_REQUEST,'origin')) ? intval($_REQUEST['origin']) : 1);
516         
517         $notify_type = (($parent) ? 'comment-new' : 'wall-new' );
518
519         $uri = item_new_uri($a->get_hostname(),$profile_uid);
520
521         $datarray = array();
522         $datarray['uid']           = $profile_uid;
523         $datarray['type']          = $post_type;
524         $datarray['wall']          = $wall;
525         $datarray['gravity']       = $gravity;
526         $datarray['contact-id']    = $contact_id;
527         $datarray['owner-name']    = $contact_record['name'];
528         $datarray['owner-link']    = $contact_record['url'];
529         $datarray['owner-avatar']  = $contact_record['thumb'];
530         $datarray['author-name']   = $author['name'];
531         $datarray['author-link']   = $author['url'];
532         $datarray['author-avatar'] = $author['thumb'];
533         $datarray['created']       = datetime_convert();
534         $datarray['edited']        = datetime_convert();
535         $datarray['commented']     = datetime_convert();
536         $datarray['received']      = datetime_convert();
537         $datarray['changed']       = datetime_convert();
538         $datarray['uri']           = $uri;
539         $datarray['title']         = $title;
540         $datarray['body']          = $body;
541         $datarray['app']           = $app;
542         $datarray['location']      = $location;
543         $datarray['coord']         = $coord;
544         $datarray['tag']           = $str_tags;
545         $datarray['inform']        = $inform;
546         $datarray['verb']          = $verb;
547         $datarray['allow_cid']     = $str_contact_allow;
548         $datarray['allow_gid']     = $str_group_allow;
549         $datarray['deny_cid']      = $str_contact_deny;
550         $datarray['deny_gid']      = $str_group_deny;
551         $datarray['private']       = $private;
552         $datarray['pubmail']       = $pubmail_enable;
553         $datarray['attach']        = $attachments;
554         $datarray['bookmark']      = intval($bookmark);
555         $datarray['thr-parent']    = $thr_parent;
556         $datarray['postopts']      = '';
557         $datarray['origin']        = $origin;
558
559         /**
560          * These fields are for the convenience of plugins...
561          * 'self' if true indicates the owner is posting on their own wall
562          * If parent is 0 it is a top-level post.
563          */
564
565         $datarray['parent']        = $parent;
566         $datarray['self']          = $self;
567 //      $datarray['prvnets']       = $user['prvnets'];
568
569         if($orig_post)
570                 $datarray['edit']      = true;
571         else
572                 $datarray['guid']      = get_guid();
573
574
575         call_hooks('post_local',$datarray);
576
577
578         if($orig_post) {
579                 $r = q("UPDATE `item` SET `body` = '%s', `edited` = '%s' WHERE `id` = %d AND `uid` = %d LIMIT 1",
580                         dbesc($body),
581                         dbesc(datetime_convert()),
582                         intval($post_id),
583                         intval($profile_uid)
584                 );
585
586                 proc_run('php', "include/notifier.php", 'edit_post', "$post_id");
587                 if((x($_POST,'return')) && strlen($return_path)) {
588                         logger('return: ' . $return_path);
589                         goaway($a->get_baseurl() . "/" . $return_path );
590                 }
591                 killme();
592         }
593         else
594                 $post_id = 0;
595
596
597         $r = q("INSERT INTO `item` (`guid`, `uid`,`type`,`wall`,`gravity`,`contact-id`,`owner-name`,`owner-link`,`owner-avatar`, 
598                 `author-name`, `author-link`, `author-avatar`, `created`, `edited`, `commented`, `received`, `changed`, `uri`, `thr-parent`, `title`, `body`, `app`, `location`, `coord`, 
599                 `tag`, `inform`, `verb`, `postopts`, `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid`, `private`, `pubmail`, `attach`, `bookmark`,`origin` )
600                 VALUES( '%s', %d, '%s', %d, %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', %d, %d )",
601                 dbesc($datarray['guid']),
602                 intval($datarray['uid']),
603                 dbesc($datarray['type']),
604                 intval($datarray['wall']),
605                 intval($datarray['gravity']),
606                 intval($datarray['contact-id']),
607                 dbesc($datarray['owner-name']),
608                 dbesc($datarray['owner-link']),
609                 dbesc($datarray['owner-avatar']),
610                 dbesc($datarray['author-name']),
611                 dbesc($datarray['author-link']),
612                 dbesc($datarray['author-avatar']),
613                 dbesc($datarray['created']),
614                 dbesc($datarray['edited']),
615                 dbesc($datarray['commented']),
616                 dbesc($datarray['received']),
617                 dbesc($datarray['changed']),
618                 dbesc($datarray['uri']),
619                 dbesc($datarray['thr-parent']),
620                 dbesc($datarray['title']),
621                 dbesc($datarray['body']),
622                 dbesc($datarray['app']),
623                 dbesc($datarray['location']),
624                 dbesc($datarray['coord']),
625                 dbesc($datarray['tag']),
626                 dbesc($datarray['inform']),
627                 dbesc($datarray['verb']),
628                 dbesc($datarray['postopts']),
629                 dbesc($datarray['allow_cid']),
630                 dbesc($datarray['allow_gid']),
631                 dbesc($datarray['deny_cid']),
632                 dbesc($datarray['deny_gid']),
633                 intval($datarray['private']),
634                 intval($datarray['pubmail']),
635                 dbesc($datarray['attach']),
636                 intval($datarray['bookmark']),
637                 intval($datarray['origin'])
638         );
639
640         $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' LIMIT 1",
641                 dbesc($datarray['uri']));
642         if(count($r)) {
643                 $post_id = $r[0]['id'];
644                 logger('mod_item: saved item ' . $post_id);
645
646                 if($parent) {
647
648                         // This item is the last leaf and gets the comment box, clear any ancestors
649                         $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent` = %d ",
650                                 dbesc(datetime_convert()),
651                                 intval($parent)
652                         );
653
654                         // Inherit ACL's from the parent item.
655
656                         $r = q("UPDATE `item` SET `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s', `private` = %d
657                                 WHERE `id` = %d LIMIT 1",
658                                 dbesc($parent_item['allow_cid']),
659                                 dbesc($parent_item['allow_gid']),
660                                 dbesc($parent_item['deny_cid']),
661                                 dbesc($parent_item['deny_gid']),
662                                 intval($parent_item['private']),
663                                 intval($post_id)
664                         );
665
666                         // Send a notification email to the conversation owner, unless the owner is me and I wrote this item
667                         if(($user['notify-flags'] & NOTIFY_COMMENT) && ($contact_record != $author)) {
668                                 push_lang($user['language']);
669                                 require_once('bbcode.php');
670                                 $from = $author['name'];
671
672                                 // name of the automated email sender
673                                 $msg['notificationfromname']    = stripslashes($datarray['author-name']);;
674                                 // noreply address to send from
675                                 $msg['notificationfromemail']   = t('noreply') . '@' . $a->get_hostname();                              
676
677                                 // text version
678                                 // process the message body to display properly in text mode
679                                 $msg['textversion']
680                                         = html_entity_decode(strip_tags(bbcode(stripslashes($datarray['body']))), ENT_QUOTES, 'UTF-8');
681                                 
682                                 // html version
683                                 // process the message body to display properly in text mode
684                                 $msg['htmlversion']     
685                                         = html_entity_decode(bbcode(stripslashes(str_replace(array("\\r\\n", "\\r","\\n\\n" ,"\\n"), "<br />\n",$datarray['body']))));
686
687                                 // load the template for private message notifications
688                                 $tpl = get_intltext_template('cmnt_received_html_body_eml.tpl');
689                                 $email_html_body_tpl = replace_macros($tpl,array(
690                                         '$username'     => $user['username'],
691                                         '$sitename'             => $a->config['sitename'],                              // name of this site
692                                         '$siteurl'              => $a->get_baseurl(),                                   // descriptive url of this site
693                                         '$thumb'                => $author['thumb'],                                    // thumbnail url for sender icon
694                                         '$email'                => $importer['email'],                                  // email address to send to
695                                         '$url'                  => $author['url'],                                              // full url for the site
696                                         '$from'                 => $from,                                                               // name of the person sending the message
697                                         '$body'                 => $msg['htmlversion'],                                 // html version of the message
698                                         '$display'              => $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id,
699                                 ));
700                         
701                                 // load the template for private message notifications
702                                 $tpl = get_intltext_template('cmnt_received_text_body_eml.tpl');
703                                 $email_text_body_tpl = replace_macros($tpl,array(
704                                         '$username'     => $user['username'],
705                                         '$sitename'             => $a->config['sitename'],                              // name of this site
706                                         '$siteurl'              => $a->get_baseurl(),                                   // descriptive url of this site
707                                         '$thumb'                => $author['thumb'],                                    // thumbnail url for sender icon
708                                         '$email'                => $importer['email'],                                  // email address to send to
709                                         '$url'                  => $author['url'],                                              // profile url for the author
710                                         '$from'                 => $from,                                                               // name of the person sending the message
711                                         '$body'                 => $msg['textversion'],                                 // text version of the message
712                                         '$display'              => $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id,
713                                 ));
714
715                                 // use the EmailNotification library to send the message
716                                 require_once("include/EmailNotification.php");
717                                 EmailNotification::sendTextHtmlEmail(
718                                         $msg['notificationfromname'],
719                                         t("Administrator@") . $a->get_hostname(),
720                                         t("noreply") . '@' . $a->get_hostname(),
721                                         $user['email'],
722                                         sprintf( t('%s commented on an item at %s'), $from , $a->config['sitename']),
723                                         $email_html_body_tpl,
724                                         $email_text_body_tpl
725                                 );
726
727                                 pop_lang();
728                         }
729
730                         // We won't be able to sign Diaspora comments for authenticated visitors - we don't have their private key
731
732                         if($self) {
733                                 require_once('include/bb2diaspora.php');
734                                 $signed_body = html_entity_decode(bb2diaspora($datarray['body']));
735                                 $myaddr = $a->user['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
736                                 if($datarray['verb'] === ACTIVITY_LIKE) 
737                                         $signed_text = $datarray['guid'] . ';' . 'Post' . ';' . $parent_item['guid'] . ';' . 'true' . ';' . $myaddr;
738                                 else
739                                 $signed_text = $datarray['guid'] . ';' . $parent_item['guid'] . ';' . $signed_body . ';' . $myaddr;
740
741                                 $authorsig = base64_encode(rsa_sign($signed_text,$a->user['prvkey'],'sha256'));
742
743                                 q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
744                                         intval($post_id),
745                         dbesc($signed_text),
746                         dbesc(base64_encode($authorsig)),
747                         dbesc($myaddr)
748                         );
749                         }
750                 }
751                 else {
752                         $parent = $post_id;
753
754                         // let me know if somebody did a wall-to-wall post on my profile
755
756                         if(($user['notify-flags'] & NOTIFY_WALL) && ($contact_record != $author)) {
757                                 push_lang($user['language']);
758                                 require_once('bbcode.php');
759                                 $from = $author['name'];
760                                                         
761                                 // name of the automated email sender
762                                 $msg['notificationfromname']    = $from;
763                                 // noreply address to send from
764                                 $msg['notificationfromemail']   = t('noreply') . '@' . $a->get_hostname();                              
765
766                                 // text version
767                                 // process the message body to display properly in text mode
768                                 $msg['textversion']
769                                         = html_entity_decode(strip_tags(bbcode(stripslashes($datarray['body']))), ENT_QUOTES, 'UTF-8');
770                                 
771                                 // html version
772                                 // process the message body to display properly in text mode
773                                 $msg['htmlversion']     
774                                         = html_entity_decode(bbcode(stripslashes(str_replace(array("\\r\\n", "\\r","\\n\\n" ,"\\n"), "<br />\n",$datarray['body']))));
775
776                                 // load the template for private message notifications
777                                 $tpl = load_view_file('view/wall_received_html_body_eml.tpl');
778                                 $email_html_body_tpl = replace_macros($tpl,array(
779                                         '$username'     => $user['username'],
780                                         '$sitename'             => $a->config['sitename'],                              // name of this site
781                                         '$siteurl'              => $a->get_baseurl(),                                   // descriptive url of this site
782                                         '$thumb'                => $author['thumb'],                                    // thumbnail url for sender icon
783                                         '$url'                  => $author['url'],                                              // full url for the site
784                                         '$from'                 => $from,                                                               // name of the person sending the message
785                                         '$body'                 => $msg['htmlversion'],                                 // html version of the message
786                                         '$display'              => $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id,
787                                 ));
788                         
789                                 // load the template for private message notifications
790                                 $tpl = load_view_file('view/wall_received_text_body_eml.tpl');
791                                 $email_text_body_tpl = replace_macros($tpl,array(
792                                         '$username'     => $user['username'],
793                                         '$sitename'             => $a->config['sitename'],                              // name of this site
794                                         '$siteurl'              => $a->get_baseurl(),                                   // descriptive url of this site
795                                         '$thumb'                => $author['thumb'],                                    // thumbnail url for sender icon
796                                         '$url'                  => $author['url'],                                              // full url for the site
797                                         '$from'                 => $from,                                                               // name of the person sending the message
798                                         '$body'                 => $msg['textversion'],                                 // text version of the message
799                                         '$display'              => $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id,
800                                 ));
801
802                                 // use the EmailNotification library to send the message
803                                 require_once("include/EmailNotification.php");
804                                 EmailNotification::sendTextHtmlEmail(
805                                         $msg['notificationfromname'],
806                                         t("Administrator@") . $a->get_hostname(),
807                                         t("noreply") . '@' . $a->get_hostname(),
808                                         $user['email'],
809                                         sprintf( t('%s posted to your profile wall at %s') , $from , $a->config['sitename']),
810                                         $email_html_body_tpl,
811                                         $email_text_body_tpl
812                                 );
813                                 pop_lang();
814                         }
815                 }
816
817                 // fallback so that parent always gets set to non-zero.
818
819                 if(! $parent)
820                         $parent = $post_id;
821
822                 $r = q("UPDATE `item` SET `parent` = %d, `parent-uri` = '%s', `plink` = '%s', `changed` = '%s', `last-child` = 1, `visible` = 1
823                         WHERE `id` = %d LIMIT 1",
824                         intval($parent),
825                         dbesc(($parent == $post_id) ? $uri : $parent_item['uri']),
826                         dbesc($a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id),
827                         dbesc(datetime_convert()),
828                         intval($post_id)
829                 );
830
831                 // photo comments turn the corresponding item visible to the profile wall
832                 // This way we don't see every picture in your new photo album posted to your wall at once.
833                 // They will show up as people comment on them.
834
835                 if(! $parent_item['visible']) {
836                         $r = q("UPDATE `item` SET `visible` = 1 WHERE `id` = %d LIMIT 1",
837                                 intval($parent_item['id'])
838                         );
839                 }
840         }
841         else {
842                 logger('mod_item: unable to retrieve post that was just stored.');
843                 notify( t('System error. Post not saved.'));
844                 goaway($a->get_baseurl() . "/" . $return_path );
845                 // NOTREACHED
846         }
847
848         // update the commented timestamp on the parent
849
850         q("UPDATE `item` set `commented` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1",
851                 dbesc(datetime_convert()),
852                 dbesc(datetime_convert()),
853                 intval($parent)
854         );
855
856         $datarray['id']    = $post_id;
857         $datarray['plink'] = $a->get_baseurl() . '/display/' . $user['nickname'] . '/' . $post_id;
858
859         call_hooks('post_local_end', $datarray);
860
861         if(strlen($emailcc) && $profile_uid == local_user()) {
862                 $erecips = explode(',', $emailcc);
863                 if(count($erecips)) {
864                         foreach($erecips as $recip) {
865                                 $addr = trim($recip);
866                                 if(! strlen($addr))
867                                         continue;
868                                 $disclaimer = '<hr />' . sprintf( t('This message was sent to you by %s, a member of the Friendika social network.'),$a->user['username']) 
869                                         . '<br />';
870                                 $disclaimer .= sprintf( t('You may visit them online at %s'), $a->get_baseurl() . '/profile/' . $a->user['nickname']) . EOL;
871                                 $disclaimer .= t('Please contact the sender by replying to this post if you do not wish to receive these messages.') . EOL; 
872
873                                 $subject  = '[Friendika]' . ' ' . sprintf( t('%s posted an update.'),$a->user['username']);
874                                 $headers  = 'From: ' . $a->user['username'] . ' <' . $a->user['email'] . '>' . "\n";
875                                 $headers .= 'MIME-Version: 1.0' . "\n";
876                                 $headers .= 'Content-Type: text/html; charset=UTF-8' . "\n";
877                                 $headers .= 'Content-Transfer-Encoding: 8bit' . "\n\n";
878                                 $link = '<a href="' . $a->get_baseurl() . '/profile/' . $a->user['nickname'] . '"><img src="' . $author['thumb'] . '" alt="' . $a->user['username'] . '" /></a><br /><br />';
879                                 $html    = prepare_body($datarray);
880                                 $message = '<html><body>' . $link . $html . $disclaimer . '</body></html>';
881                                 @mail($addr, $subject, $message, $headers);
882                         }
883                 }
884         }
885
886         // This is a real juggling act on shared hosting services which kill your processes
887         // e.g. dreamhost. We used to start delivery to our native delivery agents in the background
888         // and then run our plugin delivery from the foreground. We're now doing plugin delivery first,
889         // because as soon as you start loading up a bunch of remote delivey processes, *this* page is
890         // likely to get killed off. If you end up looking at an /item URL and a blank page,
891         // it's very likely the delivery got killed before all your friends could be notified.
892         // Currently the only realistic fixes are to use a reliable server - which precludes shared hosting,
893         // or cut back on plugins which do remote deliveries.  
894
895         proc_run('php', "include/notifier.php", $notify_type, "$post_id");
896
897         logger('post_complete');
898
899         // figure out how to return, depending on from whence we came
900
901         if($api_source)
902                 return;
903
904         if($return_path) {
905                 goaway($a->get_baseurl() . "/" . $return_path);
906         }
907
908         $json = array('success' => 1);
909         if(x($_POST,'jsreload') && strlen($_POST['jsreload']))
910                 $json['reload'] = $a->get_baseurl() . '/' . $_POST['jsreload'];
911
912         logger('post_json: ' . print_r($json,true), LOGGER_DEBUG);
913
914         echo json_encode($json);
915         killme();
916         // NOTREACHED
917 }
918
919
920
921
922
923 function item_content(&$a) {
924
925         if((! local_user()) && (! remote_user()))
926                 return;
927
928         require_once('include/security.php');
929
930         if(($a->argc == 3) && ($a->argv[1] === 'drop') && intval($a->argv[2])) {
931                 require_once('include/items.php');
932                 drop_item($a->argv[2]);
933         }
934 }