]> git.mxchange.org Git - friendica.git/blob - include/delivery.php
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[friendica.git] / include / delivery.php
1 <?php
2 require_once("boot.php");
3 require_once('include/queue_fn.php');
4 require_once('include/html2plain.php');
5
6 function delivery_run($argv, $argc){
7         global $a, $db;
8
9         if(is_null($a)){
10                 $a = new App;
11         }
12
13         if(is_null($db)) {
14                 @include(".htconfig.php");
15                 require_once("dba.php");
16                 $db = new dba($db_host, $db_user, $db_pass, $db_data);
17                         unset($db_host, $db_user, $db_pass, $db_data);
18         }
19
20         require_once("session.php");
21         require_once("datetime.php");
22         require_once('include/items.php');
23         require_once('include/bbcode.php');
24         require_once('include/diaspora.php');
25         require_once('include/email.php');
26
27         load_config('config');
28         load_config('system');
29
30         load_hooks();
31
32         if($argc < 3)
33                 return;
34
35         $a->set_baseurl(get_config('system','url'));
36
37         logger('delivery: invoked: ' . print_r($argv,true), LOGGER_DEBUG);
38
39         $cmd        = $argv[1];
40         $item_id    = intval($argv[2]);
41         $contact_id = intval($argv[3]);
42
43         // Some other process may have delivered this item already.
44
45         $r = q("select * from deliverq where cmd = '%s' and item = %d and contact = %d limit 1",
46                 dbesc($cmd),
47                 dbesc($item_id),
48                 dbesc($contact_id)
49         );
50         if(! count($r)) {
51                 return;
52         }       
53
54         // It's ours to deliver. Remove it from the queue.
55
56         q("delete from deliverq where cmd = '%s' and item = %d and contact = %d limit 1",
57                 dbesc($cmd),
58                 dbesc($item_id),
59                 dbesc($contact_id)
60         );
61
62         if((! $item_id) || (! $contact_id))
63                 return;
64
65         $expire = false;
66         $top_level = false;
67         $recipients = array();
68         $url_recipients = array();
69
70         $normal_mode = true;
71
72         $recipients[] = $contact_id;
73
74         if($cmd === 'expire') {
75                 $normal_mode = false;
76                 $expire = true;
77                 $items = q("SELECT * FROM `item` WHERE `uid` = %d AND `wall` = 1 
78                         AND `deleted` = 1 AND `changed` > UTC_TIMESTAMP() - INTERVAL 30 MINUTE",
79                         intval($item_id)
80                 );
81                 $uid = $item_id;
82                 $item_id = 0;
83                 if(! count($items))
84                         return;
85         }
86         else {
87
88                 // find ancestors
89                 $r = q("SELECT * FROM `item` WHERE `id` = %d and visible = 1 and moderated = 0 LIMIT 1",
90                         intval($item_id)
91                 );
92
93                 if((! count($r)) || (! intval($r[0]['parent']))) {
94                         return;
95                 }
96
97                 $target_item = $r[0];
98                 $parent_id = intval($r[0]['parent']);
99                 $uid = $r[0]['uid'];
100                 $updated = $r[0]['edited'];
101
102                 if(! $parent_id)
103                         return;
104
105
106                 $items = q("SELECT `item`.*, `sign`.`signed_text`,`sign`.`signature`,`sign`.`signer` 
107                         FROM `item` LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id` WHERE `parent` = %d and visible = 1 and moderated = 0 ORDER BY `id` ASC",
108                         intval($parent_id)
109                 );
110
111                 if(! count($items)) {
112                         return;
113                 }
114
115                 $icontacts = null;
116                 $contacts_arr = array();
117                 foreach($items as $item)
118                         if(! in_array($item['contact-id'],$contacts_arr))
119                                 $contacts_arr[] = intval($item['contact-id']);
120                 if(count($contacts_arr)) {
121                         $str_contacts = implode(',',$contacts_arr); 
122                         $icontacts = q("SELECT * FROM `contact` 
123                                 WHERE `id` IN ( $str_contacts ) "
124                         );
125                 }
126                 if( ! ($icontacts && count($icontacts)))
127                         return;
128
129                 // avoid race condition with deleting entries
130
131                 if($items[0]['deleted']) {
132                         foreach($items as $item)
133                                 $item['deleted'] = 1;
134                 }
135
136                 if((count($items) == 1) && ($items[0]['uri'] === $items[0]['parent-uri'])) {
137                         logger('delivery: top level post');
138                         $top_level = true;
139                 }
140         }
141
142         $r = q("SELECT `contact`.*, `user`.`pubkey` AS `upubkey`, `user`.`prvkey` AS `uprvkey`, 
143                 `user`.`timezone`, `user`.`nickname`, `user`.`sprvkey`, `user`.`spubkey`, 
144                 `user`.`page-flags`, `user`.`prvnets`
145                 FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid` 
146                 WHERE `contact`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
147                 intval($uid)
148         );
149
150         if(! count($r))
151                 return;
152
153         $owner = $r[0];
154
155         $walltowall = ((($top_level) && ($owner['id'] != $items[0]['contact-id'])) ? true : false);
156
157         $public_message = true;
158
159         // fill this in with a single salmon slap if applicable
160
161         $slap = '';
162
163         require_once('include/group.php');
164
165         $parent = $items[0];
166
167                 // This is IMPORTANT!!!!
168
169                 // We will only send a "notify owner to relay" or followup message if the referenced post
170                 // originated on our system by virtue of having our hostname somewhere
171                 // in the URI, AND it was a comment (not top_level) AND the parent originated elsewhere.
172                 // if $parent['wall'] == 1 we will already have the parent message in our array
173                 // and we will relay the whole lot.
174  
175                 // expire sends an entire group of expire messages and cannot be forwarded.
176                 // However the conversation owner will be a part of the conversation and will 
177                 // be notified during this run.
178                 // Other DFRN conversation members will be alerted during polled updates.
179
180                 // Diaspora members currently are not notified of expirations, and other networks have
181                 // either limited or no ability to process deletions. We should at least fix Diaspora 
182                 // by stringing togther an array of retractions and sending them onward.
183                  
184         
185         $localhost = $a->get_hostname();
186         if(strpos($localhost,':'))
187                 $localhost = substr($localhost,0,strpos($localhost,':'));
188
189                 /**
190                  *
191                  * Be VERY CAREFUL if you make any changes to the following line. Seemingly innocuous changes 
192                  * have been known to cause runaway conditions which affected several servers, along with 
193                  * permissions issues. 
194                  *
195                  */
196  
197         if((! $top_level) && ($parent['wall'] == 0) && (! $expire) && (stristr($target_item['uri'],$localhost))) {
198                 logger('relay denied for delivery agent.');
199
200                 /* no relay allowed for direct contact delivery */
201                 return;
202         }
203
204         if((strlen($parent['allow_cid'])) 
205                 || (strlen($parent['allow_gid'])) 
206                 || (strlen($parent['deny_cid'])) 
207                 || (strlen($parent['deny_gid']))) {
208                 $public_message = false; // private recipients, not public
209         }
210
211         $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `blocked` = 0 AND `pending` = 0",
212                 intval($contact_id)
213         );
214
215         if(count($r))
216                 $contact = $r[0];
217         
218         $hubxml = feed_hublinks();
219
220         logger('notifier: slaps: ' . print_r($slaps,true), LOGGER_DATA);
221
222         require_once('include/salmon.php');
223
224         if($contact['self'])
225                 return;
226
227         $deliver_status = 0;
228
229         switch($contact['network']) {
230
231                 case NETWORK_DFRN :
232                         logger('notifier: dfrndelivery: ' . $contact['name']);
233
234                         $feed_template = get_markup_template('atom_feed.tpl');
235                         $mail_template = get_markup_template('atom_mail.tpl');
236
237                         $atom = '';
238
239
240                         $birthday = feed_birthday($owner['uid'],$owner['timezone']);
241
242                         if(strlen($birthday))
243                                 $birthday = '<dfrn:birthday>' . xmlify($birthday) . '</dfrn:birthday>';
244
245                         $atom .= replace_macros($feed_template, array(
246                                         '$version'      => xmlify(FRIENDICA_VERSION),
247                                         '$feed_id'      => xmlify($a->get_baseurl() . '/profile/' . $owner['nickname'] ),
248                                         '$feed_title'   => xmlify($owner['name']),
249                                         '$feed_updated' => xmlify(datetime_convert('UTC', 'UTC', $updated . '+00:00' , ATOM_TIME)) ,
250                                         '$hub'          => $hubxml,
251                                         '$salmon'       => '',  // private feed, we don't use salmon here
252                                         '$name'         => xmlify($owner['name']),
253                                         '$profile_page' => xmlify($owner['url']),
254                                         '$photo'        => xmlify($owner['photo']),
255                                         '$thumb'        => xmlify($owner['thumb']),
256                                         '$picdate'      => xmlify(datetime_convert('UTC','UTC',$owner['avatar-date'] . '+00:00' , ATOM_TIME)) ,
257                                         '$uridate'      => xmlify(datetime_convert('UTC','UTC',$owner['uri-date']    . '+00:00' , ATOM_TIME)) ,
258                                         '$namdate'      => xmlify(datetime_convert('UTC','UTC',$owner['name-date']   . '+00:00' , ATOM_TIME)) ,
259                                         '$birthday'     => $birthday,
260                                         '$community'    => (($owner['page-flags'] == PAGE_COMMUNITY) ? '<dfrn:community>1</dfrn:community>' : '')
261                         ));
262
263                         foreach($items as $item) {
264                                 if(! $item['parent'])
265                                         continue;
266
267                                 // private emails may be in included in public conversations. Filter them.
268                                 if(($public_message) && $item['private'])
269                                         continue;
270
271                                 $item_contact = get_item_contact($item,$icontacts);
272                                 if(! $item_contact)
273                                         continue;
274
275                                 if($normal_mode) {
276                                         if($item_id == $item['id'] || $item['id'] == $item['parent'])
277                                                 $atom .= atom_entry($item,'text',null,$owner,true);
278                                 }
279                                 else
280                                         $atom .= atom_entry($item,'text',null,$owner,true);
281
282                         }
283
284                         $atom .= '</feed>' . "\r\n";
285
286                         logger('notifier: ' . $atom, LOGGER_DATA);
287                         $basepath =  implode('/', array_slice(explode('/',$contact['url']),0,3));
288
289                         // perform local delivery if we are on the same site
290
291                         if(link_compare($basepath,$a->get_baseurl())) {
292
293                                 $nickname = basename($contact['url']);
294                                 if($contact['issued-id'])
295                                         $sql_extra = sprintf(" AND `dfrn-id` = '%s' ", dbesc($contact['issued-id']));
296                                 else
297                                         $sql_extra = sprintf(" AND `issued-id` = '%s' ", dbesc($contact['dfrn-id']));
298
299                                 $x = q("SELECT  `contact`.*, `contact`.`uid` AS `importer_uid`, 
300                                         `contact`.`pubkey` AS `cpubkey`, 
301                                         `contact`.`prvkey` AS `cprvkey`, 
302                                         `contact`.`thumb` AS `thumb`, 
303                                         `contact`.`url` as `url`,
304                                         `contact`.`name` as `senderName`,
305                                         `user`.* 
306                                         FROM `contact` 
307                                         LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid` 
308                                         WHERE `contact`.`blocked` = 0 AND `contact`.`pending` = 0
309                                         AND `contact`.`network` = '%s' AND `user`.`nickname` = '%s'
310                                         $sql_extra
311                                         AND `user`.`account_expired` = 0 LIMIT 1",
312                                         dbesc(NETWORK_DFRN),
313                                         dbesc($nickname)
314                                 );
315
316                                 if(count($x)) {
317                                         if($owner['page-flags'] == PAGE_COMMUNITY && ! $x[0]['writable']) {
318                                                 q("update contact set writable = 1 where id = %d limit 1",
319                                                         intval($x[0]['id'])
320                                                 );
321                                                 $x[0]['writable'] = 1;
322                                         }
323
324                                         $ssl_policy = get_config('system','ssl_policy');
325                                         fix_contact_ssl_policy($x[0],$ssl_policy);
326
327                                         // If we are setup as a soapbox we aren't accepting input from this person
328
329                                         if($x[0]['page-flags'] == PAGE_SOAPBOX)
330                                                 break;
331
332                                         require_once('library/simplepie/simplepie.inc');
333                                         logger('mod-delivery: local delivery');
334                                         local_delivery($x[0],$atom);
335                                         break;
336                                 }
337                         }
338
339                         $deliver_status = dfrn_deliver($owner,$contact,$atom);
340
341                         logger('notifier: dfrn_delivery returns ' . $deliver_status);
342
343                         if($deliver_status == (-1)) {
344                                 logger('notifier: delivery failed: queuing message');
345                                 add_to_queue($contact['id'],NETWORK_DFRN,$atom);
346                         }
347                         break;
348
349                 case NETWORK_OSTATUS :
350
351                         // Do not send to otatus if we are not configured to send to public networks
352                         if($owner['prvnets'])
353                                 break;
354                         if(get_config('system','ostatus_disabled') || get_config('system','dfrn_only'))
355                                 break;
356
357                         // only send salmon if public - e.g. if it's ok to notify
358                         // a public hub, it's ok to send a salmon
359
360                         if(($public_message) && (! $expire)) {
361                                 $slaps = array();
362
363                                 foreach($items as $item) {
364                                         if(! $item['parent'])
365                                                 continue;
366
367                                         // private emails may be in included in public conversations. Filter them.
368                                         if(($public_message) && $item['private'])
369                                                 continue;
370
371                                         $item_contact = get_item_contact($item,$icontacts);
372                                         if(! $item_contact)
373                                                 continue;
374
375                                         if(($top_level) && ($public_message) && ($item['author-link'] === $item['owner-link']) && (! $expire)) 
376                                                 $slaps[] = atom_entry($item,'html',null,$owner,true);
377                                 }
378
379                                 logger('notifier: slapdelivery: ' . $contact['name']);
380                                 foreach($slaps as $slappy) {
381                                         if($contact['notify']) {
382                                                 $deliver_status = slapper($owner,$contact['notify'],$slappy);
383                                                 if($deliver_status == (-1)) {
384                                                         // queue message for redelivery
385                                                         add_to_queue($contact['id'],NETWORK_OSTATUS,$slappy);
386                                                 }
387                                         }
388                                 }
389                         }
390
391                         break;
392
393                 case NETWORK_MAIL :
394                 case NETWORK_MAIL2:
395
396                         if(get_config('system','dfrn_only'))
397                                 break;
398                         // WARNING: does not currently convert to RFC2047 header encodings, etc.
399
400                         $addr = $contact['addr'];
401                         if(! strlen($addr))
402                                 break;
403
404                         if($cmd === 'wall-new' || $cmd === 'comment-new') {
405
406                                 $it = null;
407                                 if($cmd === 'wall-new') 
408                                         $it = $items[0];
409                                 else {
410                                         $r = q("SELECT * FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1", 
411                                                 intval($argv[2]),
412                                                 intval($uid)
413                                         );
414                                         if(count($r))
415                                                 $it = $r[0];
416                                 }
417                                 if(! $it)
418                                         break;
419                                         
420
421                                 $local_user = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
422                                         intval($uid)
423                                 );
424                                 if(! count($local_user))
425                                         break;
426                                         
427                                 $reply_to = '';
428                                 $r1 = q("SELECT * FROM `mailacct` WHERE `uid` = %d LIMIT 1",
429                                         intval($uid)
430                                 );
431                                 if($r1 && $r1[0]['reply_to'])
432                                         $reply_to = $r1[0]['reply_to'];
433
434                                 $subject  = (($it['title']) ? email_header_encode($it['title'],'UTF-8') : t("\x28no subject\x29")) ;
435
436                                 // only expose our real email address to true friends
437
438                                 if(($contact['rel'] == CONTACT_IS_FRIEND) && (! $contact['blocked']))
439                                         $headers  = 'From: ' . email_header_encode($local_user[0]['username'],'UTF-8') . ' <' . $local_user[0]['email'] . '>' . "\n";
440                                 else
441                                         $headers  = 'From: ' . email_header_encode($local_user[0]['username'],'UTF-8') . ' <' . t('noreply') . '@' . $a->get_hostname() . '>' . "\n";
442
443                                 if($reply_to)
444                                         $headers .= 'Reply-to: ' . $reply_to . "\n";
445
446                                 // for testing purposes: Collect exported mails
447                                 // $file = tempnam("/tmp/friendica/", "mail-out-");
448                                 // file_put_contents($file, json_encode($it));
449
450                                 $headers .= 'Message-Id: <' . iri2msgid($it['uri']). '>' . "\n";
451
452                                 //logger("Mail: uri: ".$it['uri']." parent-uri ".$it['parent-uri'], LOGGER_DEBUG);
453                                 //logger("Mail: Data: ".print_r($it, true), LOGGER_DEBUG);
454                                 //logger("Mail: Data: ".print_r($it, true), LOGGER_DATA);
455
456                                 if($it['uri'] !== $it['parent-uri']) {
457                                         $headers .= 'References: <' . iri2msgid($it['parent-uri']) . '>' . "\n";
458                                         if(!strlen($it['title'])) {
459                                                 $r = q("SELECT `title` FROM `item` WHERE `parent-uri` = '%s' LIMIT 1",
460                                                         dbesc($it['parent-uri']));
461
462                                                 if(count($r) AND ($r[0]['title'] != ''))
463                                                         $subject = $r[0]['title'];
464                                         }
465                                         if(strncasecmp($subject,'RE:',3))
466                                                 $subject = 'Re: '.$subject;
467                                 }
468                                 email_send($addr, $subject, $headers, $it);
469                         }
470                         break;
471
472                 case NETWORK_DIASPORA :
473                         if($public_message)
474                                 $loc = 'public batch ' . $contact['batch'];
475                         else 
476                                 $loc = $contact['name'];
477
478                         logger('delivery: diaspora batch deliver: ' . $loc);
479
480                         if(get_config('system','dfrn_only') || (! get_config('system','diaspora_enabled')) || (! $normal_mode))
481                                 break;
482
483                         if((! $contact['pubkey']) && (! $public_message))
484                                 break;
485
486                         if($target_item['verb'] === ACTIVITY_DISLIKE) {
487                                 // unsupported
488                                 break;
489                         }
490                         elseif(($target_item['deleted']) && ($target_item['verb'] !== ACTIVITY_LIKE)) {
491                         logger('delivery: diaspora retract: ' . $loc);
492                                 // diaspora delete, 
493                                 diaspora_send_retraction($target_item,$owner,$contact,$public_message);
494                                 break;
495                         }
496                         elseif($target_item['parent'] != $target_item['id']) {
497
498                         logger('delivery: diaspora relay: ' . $loc);
499
500                                 // we are the relay - send comments, likes and unlikes to our conversants
501                                 diaspora_send_relay($target_item,$owner,$contact,$public_message);
502                                 break;
503                         }               
504                         elseif(($top_level) && (! $walltowall)) {
505                                 // currently no workable solution for sending walltowall
506                                 logger('delivery: diaspora status: ' . $loc);
507                                 diaspora_send_status($target_item,$owner,$contact,$public_message);
508                                 break;
509                         }
510
511                         logger('delivery: diaspora unknown mode: ' . $contact['name']);
512
513                         break;
514
515                 case NETWORK_FEED :
516                 case NETWORK_FACEBOOK :
517                         if(get_config('system','dfrn_only'))
518                                 break;
519                 default:
520                         break;
521         }
522
523         return;
524 }
525
526 if (array_search(__file__,get_included_files())===0){
527   delivery_run($argv,$argc);
528   killme();
529 }