3 require_once('include/crypto.php');
4 require_once('include/items.php');
5 require_once('include/bb2diaspora.php');
6 require_once('include/contact_selectors.php');
9 function diaspora_dispatch_public($msg) {
11 $r = q("SELECT `user`.* FROM `user` WHERE `user`.`uid` IN ( SELECT `contact`.`uid` FROM `contact` WHERE `contact`.`network` = '%s' AND `contact`.`addr` = '%s' ) AND `account_expired` = 0 ",
12 dbesc(NETWORK_DIASPORA),
17 logger('diaspora_public: delivering to: ' . $rr['username']);
18 diaspora_dispatch($rr,$msg);
22 logger('diaspora_public: no subscribers');
27 function diaspora_dispatch($importer,$msg) {
31 // php doesn't like dashes in variable names
33 $msg['message'] = str_replace(
34 array('<activity_streams-photo>','</activity_streams-photo>'),
35 array('<asphoto>','</asphoto>'),
39 $parsed_xml = parse_xml_string($msg['message'],false);
41 $xmlbase = $parsed_xml->post;
43 if($xmlbase->request) {
44 $ret = diaspora_request($importer,$xmlbase->request);
46 elseif($xmlbase->status_message) {
47 $ret = diaspora_post($importer,$xmlbase->status_message);
49 elseif($xmlbase->profile) {
50 $ret = diaspora_profile($importer,$xmlbase->profile);
52 elseif($xmlbase->comment) {
53 $ret = diaspora_comment($importer,$xmlbase->comment,$msg);
55 elseif($xmlbase->like) {
56 $ret = diaspora_like($importer,$xmlbase->like,$msg);
58 elseif($xmlbase->asphoto) {
59 $ret = diaspora_asphoto($importer,$xmlbase->asphoto);
61 elseif($xmlbase->reshare) {
62 $ret = diaspora_reshare($importer,$xmlbase->reshare);
64 elseif($xmlbase->retraction) {
65 $ret = diaspora_retraction($importer,$xmlbase->retraction,$msg);
67 elseif($xmlbase->photo) {
68 $ret = diaspora_photo($importer,$xmlbase->photo,$msg);
71 logger('diaspora_dispatch: unknown message type: ' . print_r($xmlbase,true));
76 function diaspora_get_contact_by_handle($uid,$handle) {
77 $r = q("SELECT * FROM `contact` WHERE `network` = '%s' AND `uid` = %d AND `addr` = '%s' LIMIT 1",
78 dbesc(NETWORK_DIASPORA),
87 function find_diaspora_person_by_handle($handle) {
89 $r = q("select * from fcontact where network = '%s' and addr = '%s' limit 1",
90 dbesc(NETWORK_DIASPORA),
94 // update record occasionally so it doesn't get stale
95 $d = strtotime($r[0]['updated'] . ' +00:00');
96 if($d > strtotime('now - 14 days'))
100 require_once('include/Scrape.php');
101 $r = probe_url($handle, PROBE_DIASPORA);
102 if((count($r)) && ($r['network'] === NETWORK_DIASPORA)) {
103 add_fcontact($r,$update);
110 function get_diaspora_key($uri) {
111 logger('Fetching diaspora key for: ' . $uri);
113 $r = find_diaspora_person_by_handle($uri);
120 function diaspora_pubmsg_build($msg,$user,$contact,$prvkey,$pubkey) {
123 logger('diaspora_pubmsg_build: ' . $msg, LOGGER_DATA);
126 $handle = $user['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
128 // $b64_data = base64_encode($msg);
129 // $b64url_data = base64url_encode($b64_data);
131 $b64url_data = base64url_encode($msg);
133 $data = str_replace(array("\n","\r"," ","\t"),array('','','',''),$b64url_data);
135 $type = 'application/xml';
136 $encoding = 'base64url';
139 $signable_data = $data . '.' . base64url_encode($type) . '.'
140 . base64url_encode($encoding) . '.' . base64url_encode($alg) ;
142 $signature = rsa_sign($signable_data,$prvkey);
143 $sig = base64url_encode($signature);
146 <?xml version='1.0' encoding='UTF-8'?>
147 <diaspora xmlns="https://joindiaspora.com/protocol" xmlns:me="http://salmon-protocol.org/ns/magic-env" >
149 <author_id>$handle</author_id>
152 <me:encoding>base64url</me:encoding>
153 <me:alg>RSA-SHA256</me:alg>
154 <me:data type="application/xml">$data</me:data>
155 <me:sig>$sig</me:sig>
160 logger('diaspora_pubmsg_build: magic_env: ' . $magic_env, LOGGER_DATA);
168 function diaspora_msg_build($msg,$user,$contact,$prvkey,$pubkey,$public = false) {
172 return diaspora_pubmsg_build($msg,$user,$contact,$prvkey,$pubkey);
174 logger('diaspora_msg_build: ' . $msg, LOGGER_DATA);
176 $inner_aes_key = random_string(32);
177 $b_inner_aes_key = base64_encode($inner_aes_key);
178 $inner_iv = random_string(16);
179 $b_inner_iv = base64_encode($inner_iv);
181 $outer_aes_key = random_string(32);
182 $b_outer_aes_key = base64_encode($outer_aes_key);
183 $outer_iv = random_string(16);
184 $b_outer_iv = base64_encode($outer_iv);
186 $handle = $user['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
188 $padded_data = pkcs5_pad($msg,16);
189 $inner_encrypted = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $inner_aes_key, $padded_data, MCRYPT_MODE_CBC, $inner_iv);
191 $b64_data = base64_encode($inner_encrypted);
194 $b64url_data = base64url_encode($b64_data);
195 $data = str_replace(array("\n","\r"," ","\t"),array('','','',''),$b64url_data);
197 $type = 'application/xml';
198 $encoding = 'base64url';
201 $signable_data = $data . '.' . base64url_encode($type) . '.'
202 . base64url_encode($encoding) . '.' . base64url_encode($alg) ;
204 $signature = rsa_sign($signable_data,$prvkey);
205 $sig = base64url_encode($signature);
207 $decrypted_header = <<< EOT
210 <aes_key>$b_inner_aes_key</aes_key>
211 <author_id>$handle</author_id>
215 $decrypted_header = pkcs5_pad($decrypted_header,16);
217 $ciphertext = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $outer_aes_key, $decrypted_header, MCRYPT_MODE_CBC, $outer_iv);
219 $outer_json = json_encode(array('iv' => $b_outer_iv,'key' => $b_outer_aes_key));
221 $encrypted_outer_key_bundle = '';
222 openssl_public_encrypt($outer_json,$encrypted_outer_key_bundle,$pubkey);
224 $b64_encrypted_outer_key_bundle = base64_encode($encrypted_outer_key_bundle);
226 logger('outer_bundle: ' . $b64_encrypted_outer_key_bundle . ' key: ' . $pubkey, LOGGER_DATA);
228 $encrypted_header_json_object = json_encode(array('aes_key' => base64_encode($encrypted_outer_key_bundle),
229 'ciphertext' => base64_encode($ciphertext)));
230 $cipher_json = base64_encode($encrypted_header_json_object);
232 $encrypted_header = '<encrypted_header>' . $cipher_json . '</encrypted_header>';
235 <?xml version='1.0' encoding='UTF-8'?>
236 <diaspora xmlns="https://joindiaspora.com/protocol" xmlns:me="http://salmon-protocol.org/ns/magic-env" >
239 <me:encoding>base64url</me:encoding>
240 <me:alg>RSA-SHA256</me:alg>
241 <me:data type="application/xml">$data</me:data>
242 <me:sig>$sig</me:sig>
247 logger('diaspora_msg_build: magic_env: ' . $magic_env, LOGGER_DATA);
254 * diaspora_decode($importer,$xml)
255 * array $importer -> from user table
256 * string $xml -> urldecoded Diaspora salmon
259 * 'message' -> decoded Diaspora XML message
260 * 'author' -> author diaspora handle
261 * 'key' -> author public key (converted to pkcs#8)
263 * Author and key are used elsewhere to save a lookup for verifying replies and likes
267 function diaspora_decode($importer,$xml) {
270 $basedom = parse_xml_string($xml);
272 $children = $basedom->children('https://joindiaspora.com/protocol');
274 if($children->header) {
276 $author_link = str_replace('acct:','',$children->header->author_id);
280 $encrypted_header = json_decode(base64_decode($children->encrypted_header));
282 $encrypted_aes_key_bundle = base64_decode($encrypted_header->aes_key);
283 $ciphertext = base64_decode($encrypted_header->ciphertext);
285 $outer_key_bundle = '';
286 openssl_private_decrypt($encrypted_aes_key_bundle,$outer_key_bundle,$importer['prvkey']);
288 $j_outer_key_bundle = json_decode($outer_key_bundle);
290 $outer_iv = base64_decode($j_outer_key_bundle->iv);
291 $outer_key = base64_decode($j_outer_key_bundle->key);
293 $decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $outer_key, $ciphertext, MCRYPT_MODE_CBC, $outer_iv);
296 $decrypted = pkcs5_unpad($decrypted);
299 * $decrypted now contains something like
302 * <iv>8e+G2+ET8l5BPuW0sVTnQw==</iv>
303 * <aes_key>UvSMb4puPeB14STkcDWq+4QE302Edu15oaprAQSkLKU=</aes_key>
308 * <name>Ryan Hughes</name>
309 * <uri>acct:galaxor@diaspora.pirateship.org</uri>
314 * <author_id>galaxor@diaspora.priateship.org</author_id>
318 * </decrypted_header>
321 logger('decrypted: ' . $decrypted, LOGGER_DEBUG);
322 $idom = parse_xml_string($decrypted,false);
324 $inner_iv = base64_decode($idom->iv);
325 $inner_aes_key = base64_decode($idom->aes_key);
327 $author_link = str_replace('acct:','',$idom->author_id);
331 $dom = $basedom->children(NAMESPACE_SALMON_ME);
333 // figure out where in the DOM tree our data is hiding
335 if($dom->provenance->data)
336 $base = $dom->provenance;
337 elseif($dom->env->data)
343 logger('mod-diaspora: unable to locate salmon data in xml ');
344 http_status_exit(400);
348 // Stash the signature away for now. We have to find their key or it won't be good for anything.
349 $signature = base64url_decode($base->sig);
353 // strip whitespace so our data element will return to one big base64 blob
354 $data = str_replace(array(" ","\t","\r","\n"),array("","","",""),$base->data);
357 // stash away some other stuff for later
359 $type = $base->data[0]->attributes()->type[0];
360 $keyhash = $base->sig[0]->attributes()->keyhash[0];
361 $encoding = $base->encoding;
365 $signed_data = $data . '.' . base64url_encode($type) . '.' . base64url_encode($encoding) . '.' . base64url_encode($alg);
369 $data = base64url_decode($data);
373 $inner_decrypted = $data;
377 // Decode the encrypted blob
379 $inner_encrypted = base64_decode($data);
380 $inner_decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $inner_aes_key, $inner_encrypted, MCRYPT_MODE_CBC, $inner_iv);
381 $inner_decrypted = pkcs5_unpad($inner_decrypted);
385 logger('mod-diaspora: Could not retrieve author URI.');
386 http_status_exit(400);
389 // Once we have the author URI, go to the web and try to find their public key
390 // (first this will look it up locally if it is in the fcontact cache)
391 // This will also convert diaspora public key from pkcs#1 to pkcs#8
393 logger('mod-diaspora: Fetching key for ' . $author_link );
394 $key = get_diaspora_key($author_link);
397 logger('mod-diaspora: Could not retrieve author key.');
398 http_status_exit(400);
401 $verify = rsa_verify($signed_data,$signature,$key);
404 logger('mod-diaspora: Message did not verify. Discarding.');
405 http_status_exit(400);
408 logger('mod-diaspora: Message verified.');
410 return array('message' => $inner_decrypted, 'author' => $author_link, 'key' => $key);
415 function diaspora_request($importer,$xml) {
417 $sender_handle = unxmlify($xml->sender_handle);
418 $recipient_handle = unxmlify($xml->recipient_handle);
420 if(! $sender_handle || ! $recipient_handle)
423 $contact = diaspora_get_contact_by_handle($importer['uid'],$sender_handle);
427 // perhaps we were already sharing with this person. Now they're sharing with us.
428 // That makes us friends.
430 if($contact['rel'] == CONTACT_IS_FOLLOWER) {
431 q("UPDATE `contact` SET `rel` = %d, `writable` = 1 WHERE `id` = %d AND `uid` = %d LIMIT 1",
432 intval(CONTACT_IS_FRIEND),
433 intval($contact['id']),
434 intval($importer['uid'])
437 // send notification?
441 $ret = find_diaspora_person_by_handle($sender_handle);
444 if((! count($ret)) || ($ret['network'] != NETWORK_DIASPORA)) {
445 logger('diaspora_request: Cannot resolve diaspora handle ' . $sender_handle . ' for ' . $recipient_handle);
449 $batch = (($ret['batch']) ? $ret['batch'] : implode('/', array_slice(explode('/',$ret['url']),0,3)) . '/receive/public');
451 $r = q("INSERT INTO `contact` (`uid`, `network`,`addr`,`created`,`url`,`batch`,`name`,`nick`,`photo`,`pubkey`,`notify`,`poll`,`blocked`,`priority`)
452 VALUES ( %d, '%s', '%s', '%s','%s','%s','%s','%s','%s','%s','%s','%s',%d,%d) ",
453 intval($importer['uid']),
454 dbesc($ret['network']),
461 dbesc($ret['photo']),
462 dbesc($ret['pubkey']),
463 dbesc($ret['notify']),
469 // find the contact record we just created
471 $contact_record = diaspora_get_contact_by_handle($importer['uid'],$sender_handle);
473 $hash = random_string() . (string) time(); // Generate a confirm_key
475 if($contact_record) {
476 $ret = q("INSERT INTO `intro` ( `uid`, `contact-id`, `blocked`, `knowyou`, `note`, `hash`, `datetime` )
477 VALUES ( %d, %d, %d, %d, '%s', '%s', '%s' )",
478 intval($importer['uid']),
479 intval($contact_record['id']),
482 dbesc( t('Sharing notification from Diaspora network')),
484 dbesc(datetime_convert())
491 function diaspora_post($importer,$xml) {
494 $guid = notags(unxmlify($xml->guid));
495 $diaspora_handle = notags(unxmlify($xml->diaspora_handle));
497 $contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle);
501 if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) {
502 logger('diaspora_post: Ignoring this author.');
506 $message_id = $diaspora_handle . ':' . $guid;
507 $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `guid` = '%s' LIMIT 1",
508 intval($importer['uid']),
513 logger('diaspora_post: message exists: ' . $guid);
517 // allocate a guid on our system - we aren't fixing any collisions.
518 // we're ignoring them
520 $g = q("select * from guid where guid = '%s' limit 1",
524 q("insert into guid ( guid ) values ( '%s' )",
529 $created = unxmlify($xml->created_at);
530 $private = ((unxmlify($xml->public) == 'false') ? 1 : 0);
532 $body = diaspora2bb($xml->raw_message);
538 $tags = get_tags($body);
541 foreach($tags as $tag) {
542 if(strpos($tag,'#') === 0) {
543 if(strpos($tag,'[url='))
545 $basetag = str_replace('_',' ',substr($tag,1));
546 $body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
547 if(strlen($str_tags))
549 $str_tags .= '#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
555 $datarray['uid'] = $importer['uid'];
556 $datarray['contact-id'] = $contact['id'];
557 $datarray['wall'] = 0;
558 $datarray['guid'] = $guid;
559 $datarray['uri'] = $datarray['parent-uri'] = $message_id;
560 $datarray['created'] = $datarray['edited'] = datetime_convert('UTC','UTC',$created);
561 $datarray['private'] = $private;
562 $datarray['parent'] = 0;
563 $datarray['owner-name'] = $contact['name'];
564 $datarray['owner-link'] = $contact['url'];
565 $datarray['owner-avatar'] = $contact['thumb'];
566 $datarray['author-name'] = $contact['name'];
567 $datarray['author-link'] = $contact['url'];
568 $datarray['author-avatar'] = $contact['thumb'];
569 $datarray['body'] = $body;
570 $datarray['tag'] = $str_tags;
571 $datarray['app'] = 'Diaspora';
573 // if empty content it might be a photo that hasn't arrived yet. If a photo arrives, we'll make it visible.
575 $datarray['visible'] = ((strlen($body)) ? 1 : 0);
577 $message_id = item_store($datarray);
580 q("update item set plink = '%s' where id = %d limit 1",
581 dbesc($a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $message_id),
590 function diaspora_reshare($importer,$xml) {
592 logger('diaspora_reshare: init: ' . print_r($xml,true));
595 $guid = notags(unxmlify($xml->guid));
596 $diaspora_handle = notags(unxmlify($xml->diaspora_handle));
599 $contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle);
603 if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) {
604 logger('diaspora_reshare: Ignoring this author: ' . $diaspora_handle . ' ' . print_r($xml,true));
608 $message_id = $diaspora_handle . ':' . $guid;
609 $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `guid` = '%s' LIMIT 1",
610 intval($importer['uid']),
615 logger('diaspora_reshare: message exists: ' . $guid);
619 $orig_author = notags(unxmlify($xml->root_diaspora_id));
620 $orig_guid = notags(unxmlify($xml->root_guid));
622 $source_url = 'https://' . substr($orig_author,strpos($orig_author,'@')+1) . '/p/' . $orig_guid . '.xml';
623 $x = fetch_url($source_url);
625 $x = fetch_url(str_replace('https://','http://',$source_url));
627 logger('diaspora_reshare: unable to fetch source url ' . $source_url);
630 logger('diaspora_reshare: source: ' . $x);
632 $x = str_replace(array('<activity_streams-photo>','</activity_streams-photo>'),array('<asphoto>','</asphoto>'),$x);
633 $source_xml = parse_xml_string($x,false);
635 if(strlen($source_xml->post->asphoto->objectId) && ($source_xml->post->asphoto->objectId != 0) && ($source_xml->post->asphoto->image_url))
636 $body = '[url=' . notags(unxmlify($source_xml->post->asphoto->image_url)) . '][img]' . notags(unxmlify($source_xml->post->asphoto->objectId)) . '[/img][/url]' . "\n";
637 elseif($source_xml->post->asphoto->image_url)
638 $body = '[img]' . notags(unxmlify($source_xml->post->asphoto->image_url)) . '[/img]' . "\n";
639 elseif($source_xml->post->status_message) {
640 $body = diaspora2bb($source_xml->post->status_message->raw_message);
643 logger('diaspora_reshare: no reshare content found: ' . print_r($source_xml,true));
647 logger('diaspora_reshare: empty body: source= ' . $x);
651 $person = find_diaspora_person_by_handle($orig_author);
653 if(is_array($person) && x($person,'name') && x($person,'url'))
654 $details = '[url=' . $person['url'] . ']' . $person['name'] . '[/url]';
656 $details = $orig_author;
658 $prefix = '♲ ' . $details . "\n";
661 // allocate a guid on our system - we aren't fixing any collisions.
662 // we're ignoring them
664 $g = q("select * from guid where guid = '%s' limit 1",
668 q("insert into guid ( guid ) values ( '%s' )",
673 $created = unxmlify($xml->created_at);
674 $private = ((unxmlify($xml->public) == 'false') ? 1 : 0);
680 $tags = get_tags($body);
683 foreach($tags as $tag) {
684 if(strpos($tag,'#') === 0) {
685 if(strpos($tag,'[url='))
687 $basetag = str_replace('_',' ',substr($tag,1));
688 $body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
689 if(strlen($str_tags))
691 $str_tags .= '#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
697 $datarray['uid'] = $importer['uid'];
698 $datarray['contact-id'] = $contact['id'];
699 $datarray['wall'] = 0;
700 $datarray['guid'] = $guid;
701 $datarray['uri'] = $datarray['parent-uri'] = $message_id;
702 $datarray['created'] = $datarray['edited'] = datetime_convert('UTC','UTC',$created);
703 $datarray['private'] = $private;
704 $datarray['parent'] = 0;
705 $datarray['owner-name'] = $contact['name'];
706 $datarray['owner-link'] = $contact['url'];
707 $datarray['owner-avatar'] = $contact['thumb'];
708 $datarray['author-name'] = $contact['name'];
709 $datarray['author-link'] = $contact['url'];
710 $datarray['author-avatar'] = $contact['thumb'];
711 $datarray['body'] = $prefix . $body;
712 $datarray['tag'] = $str_tags;
713 $datarray['app'] = 'Diaspora';
715 $message_id = item_store($datarray);
718 q("update item set plink = '%s' where id = %d limit 1",
719 dbesc($a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $message_id),
729 function diaspora_asphoto($importer,$xml) {
730 logger('diaspora_asphoto called');
733 $guid = notags(unxmlify($xml->guid));
734 $diaspora_handle = notags(unxmlify($xml->diaspora_handle));
736 $contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle);
740 if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) {
741 logger('diaspora_asphoto: Ignoring this author.');
745 $message_id = $diaspora_handle . ':' . $guid;
746 $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `guid` = '%s' LIMIT 1",
747 intval($importer['uid']),
752 logger('diaspora_asphoto: message exists: ' . $guid);
756 // allocate a guid on our system - we aren't fixing any collisions.
757 // we're ignoring them
759 $g = q("select * from guid where guid = '%s' limit 1",
763 q("insert into guid ( guid ) values ( '%s' )",
768 $created = unxmlify($xml->created_at);
769 $private = ((unxmlify($xml->public) == 'false') ? 1 : 0);
771 if(strlen($xml->objectId) && ($xml->objectId != 0) && ($xml->image_url))
772 $body = '[url=' . notags(unxmlify($xml->image_url)) . '][img]' . notags(unxmlify($xml->objectId)) . '[/img][/url]' . "\n";
773 elseif($xml->image_url)
774 $body = '[img]' . notags(unxmlify($xml->image_url)) . '[/img]' . "\n";
776 logger('diaspora_asphoto: no photo url found.');
784 $datarray['uid'] = $importer['uid'];
785 $datarray['contact-id'] = $contact['id'];
786 $datarray['wall'] = 0;
787 $datarray['guid'] = $guid;
788 $datarray['uri'] = $datarray['parent-uri'] = $message_id;
789 $datarray['created'] = $datarray['edited'] = datetime_convert('UTC','UTC',$created);
790 $datarray['private'] = $private;
791 $datarray['parent'] = 0;
792 $datarray['owner-name'] = $contact['name'];
793 $datarray['owner-link'] = $contact['url'];
794 $datarray['owner-avatar'] = $contact['thumb'];
795 $datarray['author-name'] = $contact['name'];
796 $datarray['author-link'] = $contact['url'];
797 $datarray['author-avatar'] = $contact['thumb'];
798 $datarray['body'] = $body;
800 $datarray['app'] = 'Diaspora/Cubbi.es';
802 $message_id = item_store($datarray);
805 q("update item set plink = '%s' where id = %d limit 1",
806 dbesc($a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $message_id),
820 function diaspora_comment($importer,$xml,$msg) {
823 $guid = notags(unxmlify($xml->guid));
824 $parent_guid = notags(unxmlify($xml->parent_guid));
825 $diaspora_handle = notags(unxmlify($xml->diaspora_handle));
826 $target_type = notags(unxmlify($xml->target_type));
827 $text = unxmlify($xml->text);
828 $author_signature = notags(unxmlify($xml->author_signature));
830 $parent_author_signature = (($xml->parent_author_signature) ? notags(unxmlify($xml->parent_author_signature)) : '');
834 $contact = diaspora_get_contact_by_handle($importer['uid'],$msg['author']);
836 logger('diaspora_comment: cannot find contact: ' . $msg['author']);
840 if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) {
841 logger('diaspora_comment: Ignoring this author.');
845 $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
846 intval($importer['uid']),
850 logger('diaspora_comment: our comment just got relayed back to us (or there was a guid collision) : ' . $guid);
854 $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
855 intval($importer['uid']),
859 logger('diaspora_comment: parent item not found: parent: ' . $parent_guid . ' item: ' . $guid);
862 $parent_item = $r[0];
864 $author_signed_data = $guid . ';' . $parent_guid . ';' . $text . ';' . $diaspora_handle;
866 $author_signature = base64_decode($author_signature);
868 if(strcasecmp($diaspora_handle,$msg['author']) == 0) {
873 $person = find_diaspora_person_by_handle($diaspora_handle);
875 if(is_array($person) && x($person,'pubkey'))
876 $key = $person['pubkey'];
878 logger('diaspora_comment: unable to find author details');
883 if(! rsa_verify($author_signed_data,$author_signature,$key,'sha256')) {
884 logger('diaspora_comment: verification failed.');
888 if($parent_author_signature) {
889 $owner_signed_data = $guid . ';' . $parent_guid . ';' . $text . ';' . $diaspora_handle;
891 $parent_author_signature = base64_decode($parent_author_signature);
895 if(! rsa_verify($owner_signed_data,$parent_author_signature,$key,'sha256')) {
896 logger('diaspora_comment: owner verification failed.');
901 // Phew! Everything checks out. Now create an item.
903 $body = diaspora2bb($text);
905 $message_id = $diaspora_handle . ':' . $guid;
911 $tags = get_tags($body);
914 foreach($tags as $tag) {
915 if(strpos($tag,'#') === 0) {
916 if(strpos($tag,'[url='))
918 $basetag = str_replace('_',' ',substr($tag,1));
919 $body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
920 if(strlen($str_tags))
922 $str_tags .= '#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
928 $datarray['uid'] = $importer['uid'];
929 $datarray['contact-id'] = $contact['id'];
930 $datarray['wall'] = $parent_item['wall'];
931 $datarray['gravity'] = GRAVITY_COMMENT;
932 $datarray['guid'] = $guid;
933 $datarray['uri'] = $message_id;
934 $datarray['parent-uri'] = $parent_item['uri'];
936 // No timestamps for comments? OK, we'll the use current time.
937 $datarray['created'] = $datarray['edited'] = datetime_convert();
938 $datarray['private'] = $parent_item['private'];
940 $datarray['owner-name'] = $parent_item['owner-name'];
941 $datarray['owner-link'] = $parent_item['owner-link'];
942 $datarray['owner-avatar'] = $parent_item['owner-avatar'];
944 $datarray['author-name'] = $person['name'];
945 $datarray['author-link'] = $person['url'];
946 $datarray['author-avatar'] = ((x($person,'thumb')) ? $person['thumb'] : $person['photo']);
947 $datarray['body'] = $body;
948 $datarray['tag'] = $str_tags;
949 $datarray['app'] = 'Diaspora';
951 $message_id = item_store($datarray);
954 q("update item set plink = '%s' where id = %d limit 1",
955 dbesc($a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $message_id),
960 if(! $parent_author_signature) {
961 q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
963 dbesc($author_signed_data),
964 dbesc(base64_encode($author_signature)),
965 dbesc($diaspora_handle)
968 // if the message isn't already being relayed, notify others
969 // the existence of parent_author_signature means the parent_author or owner
970 // is already relaying.
972 proc_run('php','include/notifier.php','comment',$message_id);
977 function diaspora_photo($importer,$xml,$msg) {
980 $remote_photo_path = notags(unxmlify($xml->remote_photo_path));
982 $remote_photo_name = notags(unxmlify($xml->remote_photo_name));
984 $status_message_guid = notags(unxmlify($xml->status_message_guid));
986 $guid = notags(unxmlify($xml->guid));
988 $diaspora_handle = notags(unxmlify($xml->diaspora_handle));
990 $public = notags(unxmlify($xml->public));
992 $created_at = notags(unxmlify($xml_created_at));
995 $contact = diaspora_get_contact_by_handle($importer['uid'],$msg['author']);
999 if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) {
1000 logger('diaspora_photo: Ignoring this author.');
1004 $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
1005 intval($importer['uid']),
1006 dbesc($status_message_guid)
1009 logger('diaspora_photo: parent item not found: parent: ' . $parent_guid . ' item: ' . $guid);
1012 $parent_item = $r[0];
1014 $link_text = '[img]' . $remote_photo_path . $remote_photo_name . '[/img]' . "\n";
1016 if(strpos($parent_item['body'],$link_text) === false) {
1017 $r = q("update item set `body` = '%s', `visible` = 1 where `id` = %d and `uid` = %d limit 1",
1018 dbesc($link_text . $parent_item['body']),
1019 intval($parent_item['id']),
1020 intval($parent_item['uid'])
1030 function diaspora_like($importer,$xml,$msg) {
1033 $guid = notags(unxmlify($xml->guid));
1034 $parent_guid = notags(unxmlify($xml->parent_guid));
1035 $diaspora_handle = notags(unxmlify($xml->diaspora_handle));
1036 $target_type = notags(unxmlify($xml->target_type));
1037 $positive = notags(unxmlify($xml->positive));
1038 $author_signature = notags(unxmlify($xml->author_signature));
1040 $parent_author_signature = (($xml->parent_author_signature) ? notags(unxmlify($xml->parent_author_signature)) : '');
1042 // likes on comments not supported here and likes on photos not supported by Diaspora
1044 if($target_type !== 'Post')
1047 $contact = diaspora_get_contact_by_handle($importer['uid'],$msg['author']);
1049 logger('diaspora_like: cannot find contact: ' . $msg['author']);
1053 if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) {
1054 logger('diaspora_like: Ignoring this author.');
1058 $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
1059 intval($importer['uid']),
1063 logger('diaspora_like: parent item not found: ' . $guid);
1067 $parent_item = $r[0];
1069 $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
1070 intval($importer['uid']),
1074 if($positive === 'true') {
1075 logger('diaspora_like: duplicate like: ' . $guid);
1078 if($positive === 'false') {
1079 q("UPDATE `item` SET `deleted` = 1 WHERE `id` = %d AND `uid` = %d LIMIT 1",
1080 intval($r[0]['id']),
1081 intval($importer['uid'])
1084 // send notification via proc_run()
1088 if($positive === 'false') {
1089 logger('diaspora_like: unlike received with no corresponding like');
1093 $author_signed_data = $guid . ';' . $target_type . ';' . $parent_guid . ';' . $positive . ';' . $diaspora_handle;
1095 $author_signature = base64_decode($author_signature);
1097 if(strcasecmp($diaspora_handle,$msg['author']) == 0) {
1102 $person = find_diaspora_person_by_handle($diaspora_handle);
1103 if(is_array($person) && x($person,'pubkey'))
1104 $key = $person['pubkey'];
1106 logger('diaspora_like: unable to find author details');
1111 if(! rsa_verify($author_signed_data,$author_signature,$key,'sha256')) {
1112 logger('diaspora_like: verification failed.');
1116 if($parent_author_signature) {
1118 $owner_signed_data = $guid . ';' . $target_type . ';' . $parent_guid . ';' . $positive . ';' . $diaspora_handle;
1120 $parent_author_signature = base64_decode($parent_author_signature);
1124 if(! rsa_verify($owner_signed_data,$parent_author_signature,$key,'sha256')) {
1125 logger('diaspora_like: owner verification failed.');
1130 // Phew! Everything checks out. Now create an item.
1132 $uri = $diaspora_handle . ':' . $guid;
1134 $activity = ACTIVITY_LIKE;
1135 $post_type = (($parent_item['resource-id']) ? t('photo') : t('status'));
1136 $objtype = (($parent_item['resource-id']) ? ACTIVITY_OBJ_PHOTO : ACTIVITY_OBJ_NOTE );
1137 $link = xmlify('<link rel="alternate" type="text/html" href="' . $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $parent_item['id'] . '" />' . "\n") ;
1138 $body = $parent_item['body'];
1143 <type>$objtype</type>
1145 <id>{$parent_item['uri']}</id>
1148 <content>$body</content>
1151 $bodyverb = t('%1$s likes %2$s\'s %3$s');
1156 $arr['uid'] = $importer['uid'];
1157 $arr['guid'] = $guid;
1158 $arr['contact-id'] = $contact['id'];
1159 $arr['type'] = 'activity';
1160 $arr['wall'] = $parent_item['wall'];
1161 $arr['gravity'] = GRAVITY_LIKE;
1162 $arr['parent'] = $parent_item['id'];
1163 $arr['parent-uri'] = $parent_item['uri'];
1165 $arr['owner-name'] = $contact['name'];
1166 $arr['owner-link'] = $contact['url'];
1167 $arr['owner-avatar'] = $contact['thumb'];
1169 $arr['author-name'] = $person['name'];
1170 $arr['author-link'] = $person['url'];
1171 $arr['author-avatar'] = ((x($person,'thumb')) ? $person['thumb'] : $person['photo']);
1173 $ulink = '[url=' . $contact['url'] . ']' . $contact['name'] . '[/url]';
1174 $alink = '[url=' . $parent_item['author-link'] . ']' . $parent_item['author-name'] . '[/url]';
1175 $plink = '[url=' . $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $parent_item['id'] . ']' . $post_type . '[/url]';
1176 $arr['body'] = sprintf( $bodyverb, $ulink, $alink, $plink );
1178 $arr['app'] = 'Diaspora';
1180 $arr['private'] = $parent_item['private'];
1181 $arr['verb'] = $activity;
1182 $arr['object-type'] = $objtype;
1183 $arr['object'] = $obj;
1184 $arr['visible'] = 1;
1186 $arr['last-child'] = 0;
1188 $message_id = item_store($arr);
1192 q("update item set plink = '%s' where id = %d limit 1",
1193 dbesc($a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $message_id),
1198 if(! $parent_author_signature) {
1199 q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
1200 intval($message_id),
1201 dbesc($author_signed_data),
1202 dbesc(base64_encode($author_signature)),
1203 dbesc($diaspora_handle)
1207 // if the message isn't already being relayed, notify others
1208 // the existence of parent_author_signature means the parent_author or owner
1209 // is already relaying.
1211 if(! $parent_author_signature)
1212 proc_run('php','include/notifier.php','comment',$message_id);
1217 function diaspora_retraction($importer,$xml) {
1219 $guid = notags(unxmlify($xml->guid));
1220 $diaspora_handle = notags(unxmlify($xml->diaspora_handle));
1221 $type = notags(unxmlify($xml->type));
1223 $contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle);
1227 if($type === 'Person') {
1228 contact_remove($contact['id']);
1230 elseif($type === 'Post') {
1231 $r = q("select * from item where guid = '%s' and uid = %d limit 1",
1233 intval($importer['uid'])
1236 if(link_compare($r[0]['author-link'],$contact['url'])) {
1237 q("update item set `deleted` = 1, `changed` = '%s' where `id` = %d limit 1",
1238 dbesc(datetime_convert()),
1249 function diaspora_profile($importer,$xml) {
1252 $diaspora_handle = notags(unxmlify($xml->diaspora_handle));
1254 $contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle);
1258 if($contact['blocked']) {
1259 logger('diaspora_post: Ignoring this author.');
1263 $name = unxmlify($xml->first_name) . ((strlen($xml->last_name)) ? ' ' . unxmlify($xml->last_name) : '');
1264 $image_url = unxmlify($xml->image_url);
1265 $birthday = unxmlify($xml->birthday);
1267 $r = q("SELECT DISTINCT ( `resource-id` ) FROM `photo` WHERE `uid` = %d AND `contact-id` = %d AND `album` = 'Contact Photos' ",
1268 intval($importer['uid']),
1269 intval($contact['id'])
1271 $oldphotos = ((count($r)) ? $r : null);
1273 require_once('include/Photo.php');
1275 $images = import_profile_photo($image_url,$importer['uid'],$contact['id']);
1277 // Generic birthday. We don't know the timezone. The year is irrelevant.
1279 $birthday = str_replace('1000','1901',$birthday);
1281 $birthday = datetime_convert('UTC','UTC',$birthday,'Y-m-d');
1283 $r = q("UPDATE `contact` SET `name` = '%s', `name-date` = '%s', `photo` = '%s', `thumb` = '%s', `micro` = '%s', `avatar-date` = '%s' , `bd` = '%s' WHERE `id` = %d AND `uid` = %d LIMIT 1",
1285 dbesc(datetime_convert()),
1289 dbesc(datetime_convert()),
1291 intval($contact['id']),
1292 intval($importer['uid'])
1297 foreach($oldphotos as $ph) {
1298 q("DELETE FROM `photo` WHERE `uid` = %d AND `contact-id` = %d AND `album` = 'Contact Photos' AND `resource-id` = '%s' ",
1299 intval($importer['uid']),
1300 intval($contact['id']),
1301 dbesc($ph['resource-id'])
1332 function diaspora_share($me,$contact) {
1334 $myaddr = $me['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
1335 $theiraddr = $contact['addr'];
1337 $tpl = get_markup_template('diaspora_share.tpl');
1338 $msg = replace_macros($tpl, array(
1339 '$sender' => $myaddr,
1340 '$recipient' => $theiraddr
1343 $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$me,$contact,$me['prvkey'],$contact['pubkey'])));
1345 return(diaspora_transmit($owner,$contact,$slap, false));
1348 function diaspora_unshare($me,$contact) {
1351 $myaddr = $me['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
1353 $tpl = get_markup_template('diaspora_retract.tpl');
1354 $msg = replace_macros($tpl, array(
1355 '$guid' => $me['guid'],
1356 '$type' => 'Person',
1357 '$handle' => $myaddr
1360 $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$me,$contact,$me['prvkey'],$contact['pubkey'])));
1362 return(diaspora_transmit($owner,$contact,$slap, false));
1368 function diaspora_send_status($item,$owner,$contact,$public_batch = false) {
1371 $myaddr = $owner['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
1372 $theiraddr = $contact['addr'];
1376 $body = $item['body'];
1378 $cnt = preg_match_all('|\[img\](.*?)\[\/img\]|',$body,$matches,PREG_SET_ORDER);
1380 foreach($matches as $mtch) {
1382 $detail['str'] = $mtch[0];
1383 $detail['path'] = dirname($mtch[1]) . '/';
1384 $detail['file'] = basename($mtch[1]);
1385 $detail['guid'] = $item['guid'];
1386 $detail['handle'] = $myaddr;
1387 $images[] = $detail;
1388 $body = str_replace($detail['str'],$mtch[1],$body);
1392 $body = xmlify(html_entity_decode(bb2diaspora($body)));
1394 $public = (($item['private']) ? 'false' : 'true');
1396 require_once('include/datetime.php');
1397 $created = datetime_convert('UTC','UTC',$item['created'],'Y-m-d H:i:s \U\T\C');
1399 $tpl = get_markup_template('diaspora_post.tpl');
1400 $msg = replace_macros($tpl, array(
1402 '$guid' => $item['guid'],
1403 '$handle' => xmlify($myaddr),
1404 '$public' => $public,
1405 '$created' => $created
1408 logger('diaspora_send_status: ' . $owner['username'] . ' -> ' . $contact['name'] . ' base message: ' . $msg, LOGGER_DATA);
1410 $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch)));
1412 $return_code = diaspora_transmit($owner,$contact,$slap,$public_batch);
1414 if(count($images)) {
1415 diaspora_send_images($item,$owner,$contact,$images,$public_batch);
1418 return $return_code;
1422 function diaspora_send_images($item,$owner,$contact,$images,$public_batch = false) {
1424 if(! count($images))
1426 $mysite = substr($a->get_baseurl(),strpos($a->get_baseurl(),'://') + 3) . '/photo';
1428 $tpl = get_markup_template('diaspora_photo.tpl');
1429 foreach($images as $image) {
1430 if(! stristr($image['path'],$mysite))
1432 $resource = str_replace('.jpg','',$image['file']);
1433 $resource = substr($resource,0,strpos($resource,'-'));
1435 $r = q("select * from photo where `resource-id` = '%s' and `uid` = %d limit 1",
1437 intval($owner['uid'])
1441 $public = (($r[0]['allow_cid'] || $r[0]['allow_gid'] || $r[0]['deny_cid'] || $r[0]['deny_gid']) ? 'false' : 'true' );
1442 $msg = replace_macros($tpl,array(
1443 '$path' => xmlify($image['path']),
1444 '$filename' => xmlify($image['file']),
1445 '$msg_guid' => xmlify($image['guid']),
1446 '$guid' => xmlify($r[0]['guid']),
1447 '$handle' => xmlify($image['handle']),
1448 '$public' => xmlify($public),
1449 '$created_at' => xmlify(datetime_convert('UTC','UTC',$r[0]['created'],'Y-m-d H:i:s \U\T\C'))
1453 logger('diaspora_send_photo: base message: ' . $msg, LOGGER_DATA);
1454 $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch)));
1456 diaspora_transmit($owner,$contact,$slap,$public_batch);
1461 function diaspora_send_followup($item,$owner,$contact,$public_batch = false) {
1464 $myaddr = $owner['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
1465 $theiraddr = $contact['addr'];
1467 $p = q("select guid from item where parent = %d limit 1",
1471 $parent_guid = $p[0]['guid'];
1475 if($item['verb'] === ACTIVITY_LIKE) {
1476 $tpl = get_markup_template('diaspora_like.tpl');
1478 $target_type = 'Post';
1479 $positive = (($item['deleted']) ? 'false' : 'true');
1482 $tpl = get_markup_template('diaspora_comment.tpl');
1486 $text = html_entity_decode(bb2diaspora($item['body']));
1491 $signed_text = $item['guid'] . ';' . $target_type . ';' . $parent_guid . ';' . $positive . ';' . $myaddr;
1493 $signed_text = $item['guid'] . ';' . $parent_guid . ';' . $text . ';' . $myaddr;
1495 $authorsig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256'));
1497 $msg = replace_macros($tpl,array(
1498 '$guid' => xmlify($item['guid']),
1499 '$parent_guid' => xmlify($parent_guid),
1500 '$target_type' =>xmlify($target_type),
1501 '$authorsig' => xmlify($authorsig),
1502 '$body' => xmlify($text),
1503 '$positive' => xmlify($positive),
1504 '$handle' => xmlify($myaddr)
1507 logger('diaspora_followup: base message: ' . $msg, LOGGER_DATA);
1509 $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch)));
1511 return(diaspora_transmit($owner,$contact,$slap,$public_batch));
1515 function diaspora_send_relay($item,$owner,$contact,$public_batch = false) {
1519 $myaddr = $owner['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
1520 $theiraddr = $contact['addr'];
1523 $p = q("select guid from item where parent = %d limit 1",
1527 $parent_guid = $p[0]['guid'];
1531 if($item['verb'] === ACTIVITY_LIKE) {
1532 $tpl = get_markup_template('diaspora_like_relay.tpl');
1534 $target_type = 'Post';
1535 $positive = (($item['deleted']) ? 'false' : 'true');
1538 $tpl = get_markup_template('diaspora_comment_relay.tpl');
1542 $body = $item['body'];
1544 $text = html_entity_decode(bb2diaspora($body));
1546 // fetch the original signature if somebody sent the post to us to relay
1547 // If we are relaying for a reply originating on our own account, there wasn't a 'send to relay'
1548 // action. It wasn't needed. In that case create the original signature and the
1549 // owner (parent author) signature
1550 // comments from other networks will be relayed under our name, with a brief
1551 // preamble to describe what's happening and noting the real author
1553 $r = q("select * from sign where iid = %d limit 1",
1558 $signed_text = $orig_sign['signed_text'];
1559 $authorsig = $orig_sign['signature'];
1560 $handle = $orig_sign['signer'];
1564 $itemcontact = q("select * from contact where `id` = %d limit 1",
1565 intval($item['contact-id'])
1567 if(count($itemcontact)) {
1568 if(! $itemcontact[0]['self']) {
1569 $prefix = sprintf( t('[Relayed] Comment authored by %s from network %s'),
1570 '['. $item['author-name'] . ']' . '(' . $item['author-link'] . ')',
1571 network_to_name($itemcontact['network'])) . "\n";
1572 $body = $prefix . $body;
1578 $signed_text = $item['guid'] . ';' . $target_type . ';' . $parent_guid . ';' . $positive . ';' . $myaddr;
1580 $signed_text = $item['guid'] . ';' . $parent_guid . ';' . $text . ';' . $myaddr;
1582 $authorsig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256'));
1584 q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
1585 intval($item['id']),
1586 dbesc($signed_text),
1587 dbesc(base64_encode($authorsig)),
1596 $parentauthorsig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256'));
1598 $msg = replace_macros($tpl,array(
1599 '$guid' => xmlify($item['guid']),
1600 '$parent_guid' => xmlify($parent_guid),
1601 '$target_type' =>xmlify($target_type),
1602 '$authorsig' => xmlify($orig_sign['signature']),
1603 '$parentsig' => xmlify($parentauthorsig),
1604 '$body' => xmlify($text),
1605 '$positive' => xmlify($positive),
1606 '$handle' => xmlify($handle)
1609 logger('diaspora_relay_comment: base message: ' . $msg, LOGGER_DATA);
1611 $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch)));
1613 return(diaspora_transmit($owner,$contact,$slap,$public_batch));
1619 function diaspora_send_retraction($item,$owner,$contact,$public_batch = false) {
1622 $myaddr = $owner['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
1624 $tpl = get_markup_template('diaspora_retract.tpl');
1625 $msg = replace_macros($tpl, array(
1626 '$guid' => $item['guid'],
1628 '$handle' => $myaddr
1631 $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch)));
1633 return(diaspora_transmit($owner,$contact,$slap,$public_batch));
1638 function diaspora_transmit($owner,$contact,$slap,$public_batch) {
1641 $logid = random_string(4);
1642 logger('diaspora_transmit: ' . $logid . ' ' . (($public_batch) ? $contact['batch'] : $contact['notify']));
1643 post_url((($public_batch) ? $contact['batch'] : $contact['notify']) . '/',$slap);
1644 $return_code = $a->get_curl_code();
1645 logger('diaspora_transmit: ' . $logid . ' returns: ' . $return_code);
1647 if((! $return_code) || (($curl_stat == 503) && (stristr($a->get_curl_headers(),'retry-after')))) {
1648 logger('diaspora_transmit: queue message');
1649 // queue message for redelivery
1650 q("INSERT INTO `queue` ( `cid`, `created`, `last`, `content`,`batch`)
1651 VALUES ( %d, '%s', '%s', '%s', %d) ",
1652 intval($contact['id']),
1653 dbesc(datetime_convert()),
1654 dbesc(datetime_convert()),
1656 intval($public_batch)
1661 return(($return_code) ? $return_code : (-1));