3 require_once('include/bbcode.php');
4 require_once('include/oembed.php');
5 require_once('include/salmon.php');
6 require_once('include/crypto.php');
7 require_once('include/Photo.php');
10 function get_feed_for(&$a, $dfrn_id, $owner_nick, $last_update, $direction = 0) {
13 $sitefeed = ((strlen($owner_nick)) ? false : true); // not yet implemented, need to rewrite huge chunks of following logic
14 $public_feed = (($dfrn_id) ? false : true);
15 $starred = false; // not yet implemented, possible security issues
18 if($public_feed && $a->argc > 2) {
19 for($x = 2; $x < $a->argc; $x++) {
20 if($a->argv[$x] == 'converse')
22 if($a->argv[$x] == 'starred')
24 if($a->argv[$x] === 'category' && $a->argc > ($x + 1) && strlen($a->argv[$x+1]))
25 $category = $a->argv[$x+1];
31 // default permissions - anonymous user
33 $sql_extra = " AND `allow_cid` = '' AND `allow_gid` = '' AND `deny_cid` = '' AND `deny_gid` = '' ";
35 $r = q("SELECT `contact`.*, `user`.`uid` AS `user_uid`, `user`.`nickname`, `user`.`timezone`, `user`.`page-flags`
36 FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid`
37 WHERE `contact`.`self` = 1 AND `user`.`nickname` = '%s' LIMIT 1",
45 $owner_id = $owner['user_uid'];
46 $owner_nick = $owner['nickname'];
48 $birthday = feed_birthday($owner_id,$owner['timezone']);
55 $sql_extra = sprintf(" AND `issued-id` = '%s' ", dbesc($dfrn_id));
59 $sql_extra = sprintf(" AND `issued-id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
60 $my_id = '1:' . $dfrn_id;
63 $sql_extra = sprintf(" AND `dfrn-id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
64 $my_id = '0:' . $dfrn_id;
71 $r = q("SELECT * FROM `contact` WHERE `blocked` = 0 AND `pending` = 0 AND `contact`.`uid` = %d $sql_extra LIMIT 1",
79 require_once('include/security.php');
80 $groups = init_groups_visitor($contact['id']);
83 for($x = 0; $x < count($groups); $x ++)
84 $groups[$x] = '<' . intval($groups[$x]) . '>' ;
85 $gs = implode('|', $groups);
88 $gs = '<<>>' ; // Impossible to match
90 $sql_extra = sprintf("
91 AND ( `allow_cid` = '' OR `allow_cid` REGEXP '<%d>' )
92 AND ( `deny_cid` = '' OR NOT `deny_cid` REGEXP '<%d>' )
93 AND ( `allow_gid` = '' OR `allow_gid` REGEXP '%s' )
94 AND ( `deny_gid` = '' OR NOT `deny_gid` REGEXP '%s')
96 intval($contact['id']),
97 intval($contact['id']),
108 if(! strlen($last_update))
109 $last_update = 'now -30 days';
111 if(isset($category)) {
112 $sql_extra .= file_tag_file_query('item',$category,'category');
117 $sql_extra .= " AND `contact`.`self` = 1 ";
120 $check_date = datetime_convert('UTC','UTC',$last_update,'Y-m-d H:i:s');
122 $r = q("SELECT `item`.*, `item`.`id` AS `item_id`,
123 `contact`.`name`, `contact`.`network`, `contact`.`photo`, `contact`.`url`,
124 `contact`.`name-date`, `contact`.`uri-date`, `contact`.`avatar-date`,
125 `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
126 `contact`.`id` AS `contact-id`, `contact`.`uid` AS `contact-uid`,
127 `sign`.`signed_text`, `sign`.`signature`, `sign`.`signer`
128 FROM `item` LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
129 LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id`
130 WHERE `item`.`uid` = %d AND `item`.`visible` = 1 and `item`.`moderated` = 0 AND `item`.`parent` != 0
131 AND `item`.`wall` = 1 AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0
132 AND ( `item`.`edited` > '%s' OR `item`.`changed` > '%s' )
134 ORDER BY `parent` %s, `created` ASC LIMIT 0, 300",
141 // Will check further below if this actually returned results.
142 // We will provide an empty feed if that is the case.
146 $feed_template = get_markup_template(($dfrn_id) ? 'atom_feed_dfrn.tpl' : 'atom_feed.tpl');
150 $hubxml = feed_hublinks();
152 $salmon = feed_salmonlinks($owner_nick);
154 $atom .= replace_macros($feed_template, array(
155 '$version' => xmlify(FRIENDICA_VERSION),
156 '$feed_id' => xmlify($a->get_baseurl() . '/profile/' . $owner_nick),
157 '$feed_title' => xmlify($owner['name']),
158 '$feed_updated' => xmlify(datetime_convert('UTC', 'UTC', 'now' , ATOM_TIME)) ,
160 '$salmon' => $salmon,
161 '$name' => xmlify($owner['name']),
162 '$profile_page' => xmlify($owner['url']),
163 '$photo' => xmlify($owner['photo']),
164 '$thumb' => xmlify($owner['thumb']),
165 '$picdate' => xmlify(datetime_convert('UTC','UTC',$owner['avatar-date'] . '+00:00' , ATOM_TIME)) ,
166 '$uridate' => xmlify(datetime_convert('UTC','UTC',$owner['uri-date'] . '+00:00' , ATOM_TIME)) ,
167 '$namdate' => xmlify(datetime_convert('UTC','UTC',$owner['name-date'] . '+00:00' , ATOM_TIME)) ,
168 '$birthday' => ((strlen($birthday)) ? '<dfrn:birthday>' . xmlify($birthday) . '</dfrn:birthday>' : ''),
169 '$community' => (($owner['page-flags'] == PAGE_COMMUNITY) ? '<dfrn:community>1</dfrn:community>' : '')
172 call_hooks('atom_feed', $atom);
174 if(! count($items)) {
176 call_hooks('atom_feed_end', $atom);
178 $atom .= '</feed>' . "\r\n";
182 foreach($items as $item) {
184 // prevent private email from leaking.
185 if($item['network'] === NETWORK_MAIL)
188 // public feeds get html, our own nodes use bbcode
192 // catch any email that's in a public conversation and make sure it doesn't leak
200 $atom .= atom_entry($item,$type,null,$owner,true);
203 call_hooks('atom_feed_end', $atom);
205 $atom .= '</feed>' . "\r\n";
211 function construct_verb($item) {
213 return $item['verb'];
214 return ACTIVITY_POST;
217 function construct_activity_object($item) {
219 if($item['object']) {
220 $o = '<as:object>' . "\r\n";
221 $r = parse_xml_string($item['object'],false);
227 $o .= '<as:object-type>' . xmlify($r->type) . '</as:object-type>' . "\r\n";
229 $o .= '<id>' . xmlify($r->id) . '</id>' . "\r\n";
231 $o .= '<title>' . xmlify($r->title) . '</title>' . "\r\n";
233 if(substr($r->link,0,1) === '<') {
234 // patch up some facebook "like" activity objects that got stored incorrectly
235 // for a couple of months prior to 9-Jun-2011 and generated bad XML.
236 // we can probably remove this hack here and in the following function in a few months time.
237 if(strstr($r->link,'&') && (! strstr($r->link,'&')))
238 $r->link = str_replace('&','&', $r->link);
239 $r->link = preg_replace('/\<link(.*?)\"\>/','<link$1"/>',$r->link);
243 $o .= '<link rel="alternate" type="text/html" href="' . xmlify($r->link) . '" />' . "\r\n";
246 $o .= '<content type="html" >' . xmlify(bbcode($r->content)) . '</content>' . "\r\n";
247 $o .= '</as:object>' . "\r\n";
254 function construct_activity_target($item) {
256 if($item['target']) {
257 $o = '<as:target>' . "\r\n";
258 $r = parse_xml_string($item['target'],false);
262 $o .= '<as:object-type>' . xmlify($r->type) . '</as:object-type>' . "\r\n";
264 $o .= '<id>' . xmlify($r->id) . '</id>' . "\r\n";
266 $o .= '<title>' . xmlify($r->title) . '</title>' . "\r\n";
268 if(substr($r->link,0,1) === '<') {
269 if(strstr($r->link,'&') && (! strstr($r->link,'&')))
270 $r->link = str_replace('&','&', $r->link);
271 $r->link = preg_replace('/\<link(.*?)\"\>/','<link$1"/>',$r->link);
275 $o .= '<link rel="alternate" type="text/html" href="' . xmlify($r->link) . '" />' . "\r\n";
278 $o .= '<content type="html" >' . xmlify(bbcode($r->content)) . '</content>' . "\r\n";
279 $o .= '</as:target>' . "\r\n";
288 * The purpose of this function is to apply system message length limits to
289 * imported messages without including any embedded photos in the length
291 if(! function_exists('limit_body_size')) {
292 function limit_body_size($body) {
294 logger('limit_body_size: start', LOGGER_DEBUG);
296 $maxlen = get_max_import_size();
298 // If the length of the body, including the embedded images, is smaller
299 // than the maximum, then don't waste time looking for the images
300 if($maxlen && (strlen($body) > $maxlen)) {
302 logger('limit_body_size: the total body length exceeds the limit', LOGGER_DEBUG);
309 $img_start = strpos($orig_body, '[img');
310 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
311 $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
312 while(($img_st_close !== false) && ($img_end !== false)) {
314 $img_st_close++; // make it point to AFTER the closing bracket
315 $img_end += $img_start;
316 $img_end += strlen('[/img]');
318 if(! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) {
319 // This is an embedded image
321 if( ($textlen + $img_start) > $maxlen ) {
322 if($textlen < $maxlen) {
323 logger('limit_body_size: the limit happens before an embedded image', LOGGER_DEBUG);
324 $new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen);
329 $new_body = $new_body . substr($orig_body, 0, $img_start);
330 $textlen += $img_start;
333 $new_body = $new_body . substr($orig_body, $img_start, $img_end - $img_start);
337 if( ($textlen + $img_end) > $maxlen ) {
338 if($textlen < $maxlen) {
339 logger('limit_body_size: the limit happens before the end of a non-embedded image', LOGGER_DEBUG);
340 $new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen);
345 $new_body = $new_body . substr($orig_body, 0, $img_end);
346 $textlen += $img_end;
349 $orig_body = substr($orig_body, $img_end);
351 if($orig_body === false) // in case the body ends on a closing image tag
354 $img_start = strpos($orig_body, '[img');
355 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
356 $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
359 if( ($textlen + strlen($orig_body)) > $maxlen) {
360 if($textlen < $maxlen) {
361 logger('limit_body_size: the limit happens after the end of the last image', LOGGER_DEBUG);
362 $new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen);
367 logger('limit_body_size: the text size with embedded images extracted did not violate the limit', LOGGER_DEBUG);
368 $new_body = $new_body . $orig_body;
369 $textlen += strlen($orig_body);
378 function title_is_body($title, $body) {
380 $title = strip_tags($title);
381 $title = trim($title);
382 $title = html_entity_decode($title, ENT_QUOTES, 'UTF-8');
383 $title = str_replace(array("\n", "\r", "\t", " "), array("","","",""), $title);
385 $body = strip_tags($body);
387 $body = html_entity_decode($body, ENT_QUOTES, 'UTF-8');
388 $body = str_replace(array("\n", "\r", "\t", " "), array("","","",""), $body);
390 if (strlen($title) < strlen($body))
391 $body = substr($body, 0, strlen($title));
393 if (($title != $body) and (substr($title, -3) == "...")) {
394 $pos = strrpos($title, "...");
396 $title = substr($title, 0, $pos);
397 $body = substr($body, 0, $pos);
401 return($title == $body);
406 function get_atom_elements($feed,$item) {
408 require_once('library/HTMLPurifier.auto.php');
409 require_once('include/html2bbcode.php');
411 $best_photo = array();
415 $author = $item->get_author();
417 $res['author-name'] = unxmlify($author->get_name());
418 $res['author-link'] = unxmlify($author->get_link());
421 $res['author-name'] = unxmlify($feed->get_title());
422 $res['author-link'] = unxmlify($feed->get_permalink());
424 $res['uri'] = unxmlify($item->get_id());
425 $res['title'] = unxmlify($item->get_title());
426 $res['body'] = unxmlify($item->get_content());
427 $res['plink'] = unxmlify($item->get_link(0));
429 // removing the content of the title if its identically to the body
430 // This helps with auto generated titles e.g. from tumblr
431 if (title_is_body($res["title"], $res["body"]))
435 $base_url = implode('/', array_slice(explode('/',$res['plink']),0,3));
439 // look for a photo. We should check media size and find the best one,
440 // but for now let's just find any author photo
442 $rawauthor = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author');
444 if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
445 $base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
446 foreach($base as $link) {
447 if(!x($res, 'author-avatar') || !$res['author-avatar']) {
448 if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
449 $res['author-avatar'] = unxmlify($link['attribs']['']['href']);
454 $rawactor = $item->get_item_tags(NAMESPACE_ACTIVITY, 'actor');
456 if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['object-type'][0]['data'],ACTIVITY_OBJ_PERSON)) {
457 $base = $rawactor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
458 if($base && count($base)) {
459 foreach($base as $link) {
460 if($link['attribs']['']['rel'] === 'alternate' && (! $res['author-link']))
461 $res['author-link'] = unxmlify($link['attribs']['']['href']);
462 if(!x($res, 'author-avatar') || !$res['author-avatar']) {
463 if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo')
464 $res['author-avatar'] = unxmlify($link['attribs']['']['href']);
470 // No photo/profile-link on the item - look at the feed level
472 if((! (x($res,'author-link'))) || (! (x($res,'author-avatar')))) {
473 $rawauthor = $feed->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author');
474 if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
475 $base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
476 foreach($base as $link) {
477 if($link['attribs']['']['rel'] === 'alternate' && (! $res['author-link']))
478 $res['author-link'] = unxmlify($link['attribs']['']['href']);
479 if(! $res['author-avatar']) {
480 if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
481 $res['author-avatar'] = unxmlify($link['attribs']['']['href']);
486 $rawactor = $feed->get_feed_tags(NAMESPACE_ACTIVITY, 'subject');
488 if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['object-type'][0]['data'],ACTIVITY_OBJ_PERSON)) {
489 $base = $rawactor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
491 if($base && count($base)) {
492 foreach($base as $link) {
493 if($link['attribs']['']['rel'] === 'alternate' && (! $res['author-link']))
494 $res['author-link'] = unxmlify($link['attribs']['']['href']);
495 if(! (x($res,'author-avatar'))) {
496 if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo')
497 $res['author-avatar'] = unxmlify($link['attribs']['']['href']);
504 $apps = $item->get_item_tags(NAMESPACE_STATUSNET,'notice_info');
505 if($apps && $apps[0]['attribs']['']['source']) {
506 $res['app'] = strip_tags(unxmlify($apps[0]['attribs']['']['source']));
507 if($res['app'] === 'web')
508 $res['app'] = 'OStatus';
511 // base64 encoded json structure representing Diaspora signature
513 $dsig = $item->get_item_tags(NAMESPACE_DFRN,'diaspora_signature');
515 $res['dsprsig'] = unxmlify($dsig[0]['data']);
518 $dguid = $item->get_item_tags(NAMESPACE_DFRN,'diaspora_guid');
520 $res['guid'] = unxmlify($dguid[0]['data']);
522 $bm = $item->get_item_tags(NAMESPACE_DFRN,'bookmark');
524 $res['bookmark'] = ((unxmlify($bm[0]['data']) === 'true') ? 1 : 0);
528 * If there's a copy of the body content which is guaranteed to have survived mangling in transit, use it.
531 $have_real_body = false;
533 $rawenv = $item->get_item_tags(NAMESPACE_DFRN, 'env');
535 $have_real_body = true;
536 $res['body'] = $rawenv[0]['data'];
537 $res['body'] = str_replace(array(' ',"\t","\r","\n"), array('','','',''),$res['body']);
538 // make sure nobody is trying to sneak some html tags by us
539 $res['body'] = notags(base64url_decode($res['body']));
543 $res['body'] = limit_body_size($res['body']);
545 // It isn't certain at this point whether our content is plaintext or html and we'd be foolish to trust
546 // the content type. Our own network only emits text normally, though it might have been converted to
547 // html if we used a pubsubhubbub transport. But if we see even one html tag in our text, we will
548 // have to assume it is all html and needs to be purified.
550 // It doesn't matter all that much security wise - because before this content is used anywhere, we are
551 // going to escape any tags we find regardless, but this lets us import a limited subset of html from
552 // the wild, by sanitising it and converting supported tags to bbcode before we rip out any remaining
555 if((strpos($res['body'],'<') !== false) && (strpos($res['body'],'>') !== false)) {
557 $res['body'] = reltoabs($res['body'],$base_url);
559 $res['body'] = html2bb_video($res['body']);
561 $res['body'] = oembed_html2bbcode($res['body']);
563 $config = HTMLPurifier_Config::createDefault();
564 $config->set('Cache.DefinitionImpl', null);
566 // we shouldn't need a whitelist, because the bbcode converter
567 // will strip out any unsupported tags.
569 $purifier = new HTMLPurifier($config);
570 $res['body'] = $purifier->purify($res['body']);
572 $res['body'] = @html2bbcode($res['body']);
576 elseif(! $have_real_body) {
578 // it's not one of our messages and it has no tags
579 // so it's probably just text. We'll escape it just to be safe.
581 $res['body'] = escape_tags($res['body']);
585 // this tag is obsolete but we keep it for really old sites
587 $allow = $item->get_item_tags(NAMESPACE_DFRN,'comment-allow');
588 if($allow && $allow[0]['data'] == 1)
589 $res['last-child'] = 1;
591 $res['last-child'] = 0;
593 $private = $item->get_item_tags(NAMESPACE_DFRN,'private');
594 if($private && intval($private[0]['data']) > 0)
595 $res['private'] = intval($private[0]['data']);
599 $extid = $item->get_item_tags(NAMESPACE_DFRN,'extid');
600 if($extid && $extid[0]['data'])
601 $res['extid'] = $extid[0]['data'];
603 $rawlocation = $item->get_item_tags(NAMESPACE_DFRN, 'location');
605 $res['location'] = unxmlify($rawlocation[0]['data']);
608 $rawcreated = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'published');
610 $res['created'] = unxmlify($rawcreated[0]['data']);
613 $rawedited = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'updated');
615 $res['edited'] = unxmlify($rawedited[0]['data']);
617 if((x($res,'edited')) && (! (x($res,'created'))))
618 $res['created'] = $res['edited'];
620 if(! $res['created'])
621 $res['created'] = $item->get_date('c');
624 $res['edited'] = $item->get_date('c');
627 // Disallow time travelling posts
629 $d1 = strtotime($res['created']);
630 $d2 = strtotime($res['edited']);
631 $d3 = strtotime('now');
634 $res['created'] = datetime_convert();
636 $res['edited'] = datetime_convert();
638 $rawowner = $item->get_item_tags(NAMESPACE_DFRN, 'owner');
639 if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'])
640 $res['owner-name'] = unxmlify($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']);
641 elseif($rawowner[0]['child'][NAMESPACE_DFRN]['name'][0]['data'])
642 $res['owner-name'] = unxmlify($rawowner[0]['child'][NAMESPACE_DFRN]['name'][0]['data']);
643 if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'])
644 $res['owner-link'] = unxmlify($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']);
645 elseif($rawowner[0]['child'][NAMESPACE_DFRN]['uri'][0]['data'])
646 $res['owner-link'] = unxmlify($rawowner[0]['child'][NAMESPACE_DFRN]['uri'][0]['data']);
648 if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
649 $base = $rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
651 foreach($base as $link) {
652 if(!x($res, 'owner-avatar') || !$res['owner-avatar']) {
653 if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
654 $res['owner-avatar'] = unxmlify($link['attribs']['']['href']);
659 $rawgeo = $item->get_item_tags(NAMESPACE_GEORSS,'point');
661 $res['coord'] = unxmlify($rawgeo[0]['data']);
664 $rawverb = $item->get_item_tags(NAMESPACE_ACTIVITY, 'verb');
666 // select between supported verbs
669 $res['verb'] = unxmlify($rawverb[0]['data']);
672 // translate OStatus unfollow to activity streams if it happened to get selected
674 if((x($res,'verb')) && ($res['verb'] === 'http://ostatus.org/schema/1.0/unfollow'))
675 $res['verb'] = ACTIVITY_UNFOLLOW;
677 $cats = $item->get_categories();
680 foreach($cats as $cat) {
681 $term = $cat->get_term();
683 $term = $cat->get_label();
684 $scheme = $cat->get_scheme();
685 if($scheme && $term && stristr($scheme,'X-DFRN:'))
686 $tag_arr[] = substr($scheme,7,1) . '[url=' . unxmlify(substr($scheme,9)) . ']' . unxmlify($term) . '[/url]';
688 $tag_arr[] = notags(trim($term));
690 $res['tag'] = implode(',', $tag_arr);
693 $attach = $item->get_enclosures();
696 foreach($attach as $att) {
697 $len = intval($att->get_length());
698 $link = str_replace(array(',','"'),array('%2D','%22'),notags(trim(unxmlify($att->get_link()))));
699 $title = str_replace(array(',','"'),array('%2D','%22'),notags(trim(unxmlify($att->get_title()))));
700 $type = str_replace(array(',','"'),array('%2D','%22'),notags(trim(unxmlify($att->get_type()))));
701 if(strpos($type,';'))
702 $type = substr($type,0,strpos($type,';'));
703 if((! $link) || (strpos($link,'http') !== 0))
709 $type = 'application/octet-stream';
711 $att_arr[] = '[attach]href="' . $link . '" length="' . $len . '" type="' . $type . '" title="' . $title . '"[/attach]';
713 $res['attach'] = implode(',', $att_arr);
716 $rawobj = $item->get_item_tags(NAMESPACE_ACTIVITY, 'object');
719 $res['object'] = '<object>' . "\n";
720 $child = $rawobj[0]['child'];
721 if($child[NAMESPACE_ACTIVITY]['object-type'][0]['data']) {
722 $res['object-type'] = $child[NAMESPACE_ACTIVITY]['object-type'][0]['data'];
723 $res['object'] .= '<type>' . $child[NAMESPACE_ACTIVITY]['object-type'][0]['data'] . '</type>' . "\n";
725 if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'id') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'])
726 $res['object'] .= '<id>' . $child[SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'] . '</id>' . "\n";
727 if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'link') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['link'])
728 $res['object'] .= '<link>' . encode_rel_links($child[SIMPLEPIE_NAMESPACE_ATOM_10]['link']) . '</link>' . "\n";
729 if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'title') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['title'][0]['data'])
730 $res['object'] .= '<title>' . $child[SIMPLEPIE_NAMESPACE_ATOM_10]['title'][0]['data'] . '</title>' . "\n";
731 if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'content') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data']) {
732 $body = $child[SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data'];
734 $body = $child[SIMPLEPIE_NAMESPACE_ATOM_10]['summary'][0]['data'];
735 // preserve a copy of the original body content in case we later need to parse out any microformat information, e.g. events
736 $res['object'] .= '<orig>' . xmlify($body) . '</orig>' . "\n";
737 if((strpos($body,'<') !== false) || (strpos($body,'>') !== false)) {
739 $body = html2bb_video($body);
741 $config = HTMLPurifier_Config::createDefault();
742 $config->set('Cache.DefinitionImpl', null);
744 $purifier = new HTMLPurifier($config);
745 $body = $purifier->purify($body);
746 $body = html2bbcode($body);
749 $res['object'] .= '<content>' . $body . '</content>' . "\n";
752 $res['object'] .= '</object>' . "\n";
755 $rawobj = $item->get_item_tags(NAMESPACE_ACTIVITY, 'target');
758 $res['target'] = '<target>' . "\n";
759 $child = $rawobj[0]['child'];
760 if($child[NAMESPACE_ACTIVITY]['object-type'][0]['data']) {
761 $res['target'] .= '<type>' . $child[NAMESPACE_ACTIVITY]['object-type'][0]['data'] . '</type>' . "\n";
763 if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'id') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'])
764 $res['target'] .= '<id>' . $child[SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'] . '</id>' . "\n";
765 if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'link') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['link'])
766 $res['target'] .= '<link>' . encode_rel_links($child[SIMPLEPIE_NAMESPACE_ATOM_10]['link']) . '</link>' . "\n";
767 if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'data') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['title'][0]['data'])
768 $res['target'] .= '<title>' . $child[SIMPLEPIE_NAMESPACE_ATOM_10]['title'][0]['data'] . '</title>' . "\n";
769 if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'data') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data']) {
770 $body = $child[SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data'];
772 $body = $child[SIMPLEPIE_NAMESPACE_ATOM_10]['summary'][0]['data'];
773 // preserve a copy of the original body content in case we later need to parse out any microformat information, e.g. events
774 $res['target'] .= '<orig>' . xmlify($body) . '</orig>' . "\n";
775 if((strpos($body,'<') !== false) || (strpos($body,'>') !== false)) {
777 $body = html2bb_video($body);
779 $config = HTMLPurifier_Config::createDefault();
780 $config->set('Cache.DefinitionImpl', null);
782 $purifier = new HTMLPurifier($config);
783 $body = $purifier->purify($body);
784 $body = html2bbcode($body);
787 $res['target'] .= '<content>' . $body . '</content>' . "\n";
790 $res['target'] .= '</target>' . "\n";
793 // This is some experimental stuff. By now retweets are shown with "RT:"
794 // But: There is data so that the message could be shown similar to native retweets
795 // There is some better way to parse this array - but it didn't worked for me.
796 $child = $item->feed->data["child"][SIMPLEPIE_NAMESPACE_ATOM_10]["feed"][0]["child"][SIMPLEPIE_NAMESPACE_ATOM_10]["entry"][0]["child"]["http://activitystrea.ms/spec/1.0/"][object][0]["child"];
797 if (is_array($child)) {
798 logger('get_atom_elements: Looking for status.net repeated message');
800 $message = $child["http://activitystrea.ms/spec/1.0/"]["object"][0]["child"][SIMPLEPIE_NAMESPACE_ATOM_10]["content"][0]["data"];
801 $orig_uri = $child["http://activitystrea.ms/spec/1.0/"]["object"][0]["child"][SIMPLEPIE_NAMESPACE_ATOM_10]["id"][0]["data"];
802 $author = $child[SIMPLEPIE_NAMESPACE_ATOM_10]["author"][0]["child"][SIMPLEPIE_NAMESPACE_ATOM_10];
803 $uri = $author["uri"][0]["data"];
804 $name = $author["name"][0]["data"];
805 $avatar = @array_shift($author["link"][2]["attribs"]);
806 $avatar = $avatar["href"];
808 if (($name != "") and ($uri != "") and ($avatar != "") and ($message != "")) {
809 logger('get_atom_elements: fixing sender of repeated message. '.print_r($child, true));
811 /*$res["owner-name"] = $res["author-name"];
812 $res["owner-link"] = $res["author-link"];
813 $res["owner-avatar"] = $res["author-avatar"];
815 $res["author-name"] = $name;
816 $res["author-link"] = $uri;
817 $res["author-avatar"] = $avatar;*/
819 $prefix = "[share author='".$name.
821 "' avatar='".$avatar.
822 "' link='".$orig_uri."']";
824 $res["body"] = $prefix.html2bbcode($message)."[/share]";
828 $arr = array('feed' => $feed, 'item' => $item, 'result' => $res);
830 call_hooks('parse_atom', $arr);
832 //if (($res["title"] != "") or (strpos($res["body"], "RT @") > 0)) {
833 //if (strpos($res["body"], "RT @") !== false) {
834 // $debugfile = tempnam("/home/ike/log", "item-res2-");
835 // file_put_contents($debugfile, serialize($arr));
841 function encode_rel_links($links) {
843 if(! ((is_array($links)) && (count($links))))
845 foreach($links as $link) {
847 if($link['attribs']['']['rel'])
848 $o .= 'rel="' . $link['attribs']['']['rel'] . '" ';
849 if($link['attribs']['']['type'])
850 $o .= 'type="' . $link['attribs']['']['type'] . '" ';
851 if($link['attribs']['']['href'])
852 $o .= 'href="' . $link['attribs']['']['href'] . '" ';
853 if( (x($link['attribs'],NAMESPACE_MEDIA)) && $link['attribs'][NAMESPACE_MEDIA]['width'])
854 $o .= 'media:width="' . $link['attribs'][NAMESPACE_MEDIA]['width'] . '" ';
855 if( (x($link['attribs'],NAMESPACE_MEDIA)) && $link['attribs'][NAMESPACE_MEDIA]['height'])
856 $o .= 'media:height="' . $link['attribs'][NAMESPACE_MEDIA]['height'] . '" ';
864 function item_store($arr,$force_parent = false) {
866 // If a Diaspora signature structure was passed in, pull it out of the
867 // item array and set it aside for later storage.
870 if(x($arr,'dsprsig')) {
871 $dsprsig = json_decode(base64_decode($arr['dsprsig']));
872 unset($arr['dsprsig']);
875 if(x($arr, 'gravity'))
876 $arr['gravity'] = intval($arr['gravity']);
877 elseif($arr['parent-uri'] === $arr['uri'])
879 elseif(activity_match($arr['verb'],ACTIVITY_POST))
882 $arr['gravity'] = 6; // extensible catchall
885 $arr['type'] = 'remote';
887 // Shouldn't happen but we want to make absolutely sure it doesn't leak from a plugin.
889 if((strpos($arr['body'],'<') !== false) || (strpos($arr['body'],'>') !== false))
890 $arr['body'] = strip_tags($arr['body']);
893 if (version_compare(PHP_VERSION, '5.3.0', '>=')) {
894 require_once('library/langdet/Text/LanguageDetect.php');
895 $naked_body = preg_replace('/\[(.+?)\]/','',$arr['body']);
896 $l = new Text_LanguageDetect;
897 $lng = $l->detectConfidence($naked_body);
898 $arr['postopts'] = (($lng['language']) ? 'lang=' . $lng['language'] . ';' . $lng['confidence'] : '');
901 $arr['wall'] = ((x($arr,'wall')) ? intval($arr['wall']) : 0);
902 $arr['uri'] = ((x($arr,'uri')) ? notags(trim($arr['uri'])) : random_string());
903 $arr['extid'] = ((x($arr,'extid')) ? notags(trim($arr['extid'])) : '');
904 $arr['author-name'] = ((x($arr,'author-name')) ? notags(trim($arr['author-name'])) : '');
905 $arr['author-link'] = ((x($arr,'author-link')) ? notags(trim($arr['author-link'])) : '');
906 $arr['author-avatar'] = ((x($arr,'author-avatar')) ? notags(trim($arr['author-avatar'])) : '');
907 $arr['owner-name'] = ((x($arr,'owner-name')) ? notags(trim($arr['owner-name'])) : '');
908 $arr['owner-link'] = ((x($arr,'owner-link')) ? notags(trim($arr['owner-link'])) : '');
909 $arr['owner-avatar'] = ((x($arr,'owner-avatar')) ? notags(trim($arr['owner-avatar'])) : '');
910 $arr['created'] = ((x($arr,'created') !== false) ? datetime_convert('UTC','UTC',$arr['created']) : datetime_convert());
911 $arr['edited'] = ((x($arr,'edited') !== false) ? datetime_convert('UTC','UTC',$arr['edited']) : datetime_convert());
912 $arr['commented'] = datetime_convert();
913 $arr['received'] = datetime_convert();
914 $arr['changed'] = datetime_convert();
915 $arr['title'] = ((x($arr,'title')) ? notags(trim($arr['title'])) : '');
916 $arr['location'] = ((x($arr,'location')) ? notags(trim($arr['location'])) : '');
917 $arr['coord'] = ((x($arr,'coord')) ? notags(trim($arr['coord'])) : '');
918 $arr['last-child'] = ((x($arr,'last-child')) ? intval($arr['last-child']) : 0 );
919 $arr['visible'] = ((x($arr,'visible') !== false) ? intval($arr['visible']) : 1 );
921 $arr['parent-uri'] = ((x($arr,'parent-uri')) ? notags(trim($arr['parent-uri'])) : '');
922 $arr['verb'] = ((x($arr,'verb')) ? notags(trim($arr['verb'])) : '');
923 $arr['object-type'] = ((x($arr,'object-type')) ? notags(trim($arr['object-type'])) : '');
924 $arr['object'] = ((x($arr,'object')) ? trim($arr['object']) : '');
925 $arr['target-type'] = ((x($arr,'target-type')) ? notags(trim($arr['target-type'])) : '');
926 $arr['target'] = ((x($arr,'target')) ? trim($arr['target']) : '');
927 $arr['plink'] = ((x($arr,'plink')) ? notags(trim($arr['plink'])) : '');
928 $arr['allow_cid'] = ((x($arr,'allow_cid')) ? trim($arr['allow_cid']) : '');
929 $arr['allow_gid'] = ((x($arr,'allow_gid')) ? trim($arr['allow_gid']) : '');
930 $arr['deny_cid'] = ((x($arr,'deny_cid')) ? trim($arr['deny_cid']) : '');
931 $arr['deny_gid'] = ((x($arr,'deny_gid')) ? trim($arr['deny_gid']) : '');
932 $arr['private'] = ((x($arr,'private')) ? intval($arr['private']) : 0 );
933 $arr['bookmark'] = ((x($arr,'bookmark')) ? intval($arr['bookmark']) : 0 );
934 $arr['body'] = ((x($arr,'body')) ? trim($arr['body']) : '');
935 $arr['tag'] = ((x($arr,'tag')) ? notags(trim($arr['tag'])) : '');
936 $arr['attach'] = ((x($arr,'attach')) ? notags(trim($arr['attach'])) : '');
937 $arr['app'] = ((x($arr,'app')) ? notags(trim($arr['app'])) : '');
938 $arr['origin'] = ((x($arr,'origin')) ? intval($arr['origin']) : 0 );
939 $arr['guid'] = ((x($arr,'guid')) ? notags(trim($arr['guid'])) : get_guid());
942 $arr['thr-parent'] = $arr['parent-uri'];
943 if($arr['parent-uri'] === $arr['uri']) {
946 $allow_cid = $arr['allow_cid'];
947 $allow_gid = $arr['allow_gid'];
948 $deny_cid = $arr['deny_cid'];
949 $deny_gid = $arr['deny_gid'];
953 // find the parent and snarf the item id and ACL's
954 // and anything else we need to inherit
956 $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d ORDER BY `id` ASC LIMIT 1",
957 dbesc($arr['parent-uri']),
963 // is the new message multi-level threaded?
964 // even though we don't support it now, preserve the info
965 // and re-attach to the conversation parent.
967 if($r[0]['uri'] != $r[0]['parent-uri']) {
968 $arr['parent-uri'] = $r[0]['parent-uri'];
969 $z = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `parent-uri` = '%s' AND `uid` = %d
970 ORDER BY `id` ASC LIMIT 1",
971 dbesc($r[0]['parent-uri']),
972 dbesc($r[0]['parent-uri']),
979 $parent_id = $r[0]['id'];
980 $parent_deleted = $r[0]['deleted'];
981 $allow_cid = $r[0]['allow_cid'];
982 $allow_gid = $r[0]['allow_gid'];
983 $deny_cid = $r[0]['deny_cid'];
984 $deny_gid = $r[0]['deny_gid'];
985 $arr['wall'] = $r[0]['wall'];
987 // if the parent is private, force privacy for the entire conversation
988 // This differs from the above settings as it subtly allows comments from
989 // email correspondents to be private even if the overall thread is not.
992 $arr['private'] = $r[0]['private'];
994 // Edge case. We host a public forum that was originally posted to privately.
995 // The original author commented, but as this is a comment, the permissions
996 // weren't fixed up so it will still show the comment as private unless we fix it here.
998 if((intval($r[0]['forum_mode']) == 1) && (! $r[0]['private']))
1003 // Allow one to see reply tweets from status.net even when
1004 // we don't have or can't see the original post.
1007 logger('item_store: $force_parent=true, reply converted to top-level post.');
1009 $arr['parent-uri'] = $arr['uri'];
1010 $arr['gravity'] = 0;
1013 logger('item_store: item parent was not found - ignoring item');
1017 $parent_deleted = 0;
1021 $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1025 if($r && count($r)) {
1026 logger('item-store: duplicate item ignored. ' . print_r($arr,true));
1030 call_hooks('post_remote',$arr);
1032 if(x($arr,'cancel')) {
1033 logger('item_store: post cancelled by plugin.');
1039 logger('item_store: ' . print_r($arr,true), LOGGER_DATA);
1041 $r = dbq("INSERT INTO `item` (`"
1042 . implode("`, `", array_keys($arr))
1044 . implode("', '", array_values($arr))
1047 // find the item we just created
1049 $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' AND `uid` = %d ORDER BY `id` ASC ",
1050 $arr['uri'], // already dbesc'd
1055 $current_post = $r[0]['id'];
1056 logger('item_store: created item ' . $current_post);
1059 logger('item_store: could not locate created item');
1063 logger('item_store: duplicated post occurred. Removing duplicates.');
1064 q("DELETE FROM `item` WHERE `uri` = '%s' AND `uid` = %d AND `id` != %d ",
1066 intval($arr['uid']),
1067 intval($current_post)
1071 if((! $parent_id) || ($arr['parent-uri'] === $arr['uri']))
1072 $parent_id = $current_post;
1074 if(strlen($allow_cid) || strlen($allow_gid) || strlen($deny_cid) || strlen($deny_gid))
1077 $private = $arr['private'];
1079 // Set parent id - and also make sure to inherit the parent's ACL's.
1081 $r = q("UPDATE `item` SET `parent` = %d, `allow_cid` = '%s', `allow_gid` = '%s',
1082 `deny_cid` = '%s', `deny_gid` = '%s', `private` = %d, `deleted` = %d WHERE `id` = %d LIMIT 1",
1089 intval($parent_deleted),
1090 intval($current_post)
1093 $arr['id'] = $current_post;
1094 $arr['parent'] = $parent_id;
1095 $arr['allow_cid'] = $allow_cid;
1096 $arr['allow_gid'] = $allow_gid;
1097 $arr['deny_cid'] = $deny_cid;
1098 $arr['deny_gid'] = $deny_gid;
1099 $arr['private'] = $private;
1100 $arr['deleted'] = $parent_deleted;
1101 call_hooks('post_remote_end',$arr);
1103 // update the commented timestamp on the parent
1105 q("UPDATE `item` set `commented` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1",
1106 dbesc(datetime_convert()),
1107 dbesc(datetime_convert()),
1112 q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
1113 intval($current_post),
1114 dbesc($dsprsig->signed_text),
1115 dbesc($dsprsig->signature),
1116 dbesc($dsprsig->signer)
1122 * If this is now the last-child, force all _other_ children of this parent to *not* be last-child
1125 if($arr['last-child']) {
1126 $r = q("UPDATE `item` SET `last-child` = 0 WHERE `parent-uri` = '%s' AND `uid` = %d AND `id` != %d",
1128 intval($arr['uid']),
1129 intval($current_post)
1133 tag_deliver($arr['uid'],$current_post);
1135 return $current_post;
1138 function get_item_contact($item,$contacts) {
1139 if(! count($contacts) || (! is_array($item)))
1141 foreach($contacts as $contact) {
1142 if($contact['id'] == $item['contact-id']) {
1144 break; // NOTREACHED
1151 function tag_deliver($uid,$item_id) {
1153 // look for mention tags and setup a second delivery chain for forum/community posts if appropriate
1159 $u = q("select * from user where uid = %d limit 1",
1165 $community_page = (($u[0]['page-flags'] == PAGE_COMMUNITY) ? true : false);
1166 $prvgroup = (($u[0]['page-flags'] == PAGE_PRVGROUP) ? true : false);
1169 $i = q("select * from item where id = %d and uid = %d limit 1",
1178 $link = normalise_link($a->get_baseurl() . '/profile/' . $u[0]['nickname']);
1180 // Diaspora uses their own hardwired link URL in @-tags
1181 // instead of the one we supply with webfinger
1183 $dlink = normalise_link($a->get_baseurl() . '/u/' . $u[0]['nickname']);
1185 $cnt = preg_match_all('/[\@\!]\[url\=(.*?)\](.*?)\[\/url\]/ism',$item['body'],$matches,PREG_SET_ORDER);
1187 foreach($matches as $mtch) {
1188 if(link_compare($link,$mtch[1]) || link_compare($dlink,$mtch[1])) {
1190 logger('tag_deliver: mention found: ' . $mtch[2]);
1198 // send a notification
1200 // use a local photo if we have one
1202 $r = q("select * from contact where uid = %d and nurl = '%s' limit 1",
1203 intval($u[0]['uid']),
1204 dbesc(normalise_link($item['author-link']))
1206 $photo = (($r && count($r)) ? $r[0]['thumb'] : $item['author-avatar']);
1209 require_once('include/enotify.php');
1211 'type' => NOTIFY_TAGSELF,
1212 'notify_flags' => $u[0]['notify-flags'],
1213 'language' => $u[0]['language'],
1214 'to_name' => $u[0]['username'],
1215 'to_email' => $u[0]['email'],
1216 'uid' => $u[0]['uid'],
1218 'link' => $a->get_baseurl() . '/display/' . $u[0]['nickname'] . '/' . $item['id'],
1219 'source_name' => $item['author-name'],
1220 'source_link' => $item['author-link'],
1221 'source_photo' => $photo,
1222 'verb' => ACTIVITY_TAG,
1227 $arr = array('item' => $item, 'user' => $u[0], 'contact' => $r[0]);
1229 call_hooks('tagged', $arr);
1231 if((! $community_page) && (! $prvgroup))
1235 // tgroup delivery - setup a second delivery chain
1236 // prevent delivery looping - only proceed
1237 // if the message originated elsewhere and is a top-level post
1239 if(($item['wall']) || ($item['origin']) || ($item['id'] != $item['parent']))
1242 // now change this copy of the post to a forum head message and deliver to all the tgroup members
1245 $c = q("select name, url, thumb from contact where self = 1 and uid = %d limit 1",
1246 intval($u[0]['uid'])
1251 // also reset all the privacy bits to the forum default permissions
1253 $private = ($u[0]['allow_cid'] || $u[0]['allow_gid'] || $u[0]['deny_cid'] || $u[0]['deny_gid']) ? 1 : 0;
1255 $forum_mode = (($prvgroup) ? 2 : 1);
1257 q("update item set wall = 1, origin = 1, forum_mode = %d, `owner-name` = '%s', `owner-link` = '%s', `owner-avatar` = '%s',
1258 `private` = %d, `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s' where id = %d limit 1",
1259 intval($forum_mode),
1260 dbesc($c[0]['name']),
1261 dbesc($c[0]['url']),
1262 dbesc($c[0]['thumb']),
1264 dbesc($u[0]['allow_cid']),
1265 dbesc($u[0]['allow_gid']),
1266 dbesc($u[0]['deny_cid']),
1267 dbesc($u[0]['deny_gid']),
1271 proc_run('php','include/notifier.php','tgroup',$item_id);
1277 function tgroup_check($uid,$item) {
1283 // check that the message originated elsewhere and is a top-level post
1285 if(($item['wall']) || ($item['origin']) || ($item['uri'] != $item['parent-uri']))
1289 $u = q("select * from user where uid = %d limit 1",
1295 $community_page = (($u[0]['page-flags'] == PAGE_COMMUNITY) ? true : false);
1296 $prvgroup = (($u[0]['page-flags'] == PAGE_PRVGROUP) ? true : false);
1299 $link = normalise_link($a->get_baseurl() . '/profile/' . $u[0]['nickname']);
1301 // Diaspora uses their own hardwired link URL in @-tags
1302 // instead of the one we supply with webfinger
1304 $dlink = normalise_link($a->get_baseurl() . '/u/' . $u[0]['nickname']);
1306 $cnt = preg_match_all('/[\@\!]\[url\=(.*?)\](.*?)\[\/url\]/ism',$item['body'],$matches,PREG_SET_ORDER);
1308 foreach($matches as $mtch) {
1309 if(link_compare($link,$mtch[1]) || link_compare($dlink,$mtch[1])) {
1311 logger('tgroup_check: mention found: ' . $mtch[2]);
1319 if((! $community_page) && (! $prvgroup))
1333 function dfrn_deliver($owner,$contact,$atom, $dissolve = false) {
1337 $idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
1339 if($contact['duplex'] && $contact['dfrn-id'])
1340 $idtosend = '0:' . $orig_id;
1341 if($contact['duplex'] && $contact['issued-id'])
1342 $idtosend = '1:' . $orig_id;
1344 $rino = ((function_exists('mcrypt_encrypt')) ? 1 : 0);
1346 $rino_enable = get_config('system','rino_encrypt');
1351 $ssl_val = intval(get_config('system','ssl_policy'));
1355 case SSL_POLICY_FULL:
1356 $ssl_policy = 'full';
1358 case SSL_POLICY_SELFSIGN:
1359 $ssl_policy = 'self';
1361 case SSL_POLICY_NONE:
1363 $ssl_policy = 'none';
1367 $url = $contact['notify'] . '&dfrn_id=' . $idtosend . '&dfrn_version=' . DFRN_PROTOCOL_VERSION . (($rino) ? '&rino=1' : '');
1369 logger('dfrn_deliver: ' . $url);
1371 $xml = fetch_url($url);
1373 $curl_stat = $a->get_curl_code();
1375 return(-1); // timed out
1377 logger('dfrn_deliver: ' . $xml, LOGGER_DATA);
1382 if(strpos($xml,'<?xml') === false) {
1383 logger('dfrn_deliver: no valid XML returned');
1384 logger('dfrn_deliver: returned XML: ' . $xml, LOGGER_DATA);
1388 $res = parse_xml_string($xml);
1390 if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
1391 return (($res->status) ? $res->status : 3);
1393 $postvars = array();
1394 $sent_dfrn_id = hex2bin((string) $res->dfrn_id);
1395 $challenge = hex2bin((string) $res->challenge);
1396 $perm = (($res->perm) ? $res->perm : null);
1397 $dfrn_version = (float) (($res->dfrn_version) ? $res->dfrn_version : 2.0);
1398 $rino_allowed = ((intval($res->rino) === 1) ? 1 : 0);
1399 $page = (($owner['page-flags'] == PAGE_COMMUNITY) ? 1 : 0);
1401 if($owner['page-flags'] == PAGE_PRVGROUP)
1404 $final_dfrn_id = '';
1407 if((($perm == 'rw') && (! intval($contact['writable'])))
1408 || (($perm == 'r') && (intval($contact['writable'])))) {
1409 q("update contact set writable = %d where id = %d limit 1",
1410 intval(($perm == 'rw') ? 1 : 0),
1411 intval($contact['id'])
1413 $contact['writable'] = (string) 1 - intval($contact['writable']);
1417 if(($contact['duplex'] && strlen($contact['pubkey']))
1418 || ($owner['page-flags'] == PAGE_COMMUNITY && strlen($contact['pubkey']))
1419 || ($contact['rel'] == CONTACT_IS_SHARING && strlen($contact['pubkey']))) {
1420 openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']);
1421 openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
1424 openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']);
1425 openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']);
1428 $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
1430 if(strpos($final_dfrn_id,':') == 1)
1431 $final_dfrn_id = substr($final_dfrn_id,2);
1433 if($final_dfrn_id != $orig_id) {
1434 logger('dfrn_deliver: wrong dfrn_id.');
1435 // did not decode properly - cannot trust this site
1439 $postvars['dfrn_id'] = $idtosend;
1440 $postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
1442 $postvars['dissolve'] = '1';
1445 if((($contact['rel']) && ($contact['rel'] != CONTACT_IS_SHARING) && (! $contact['blocked'])) || ($owner['page-flags'] == PAGE_COMMUNITY)) {
1446 $postvars['data'] = $atom;
1447 $postvars['perm'] = 'rw';
1450 $postvars['data'] = str_replace('<dfrn:comment-allow>1','<dfrn:comment-allow>0',$atom);
1451 $postvars['perm'] = 'r';
1454 $postvars['ssl_policy'] = $ssl_policy;
1457 $postvars['page'] = $page;
1459 if($rino && $rino_allowed && (! $dissolve)) {
1460 $key = substr(random_string(),0,16);
1461 $data = bin2hex(aes_encrypt($postvars['data'],$key));
1462 $postvars['data'] = $data;
1463 logger('rino: sent key = ' . $key, LOGGER_DEBUG);
1466 if($dfrn_version >= 2.1) {
1467 if(($contact['duplex'] && strlen($contact['pubkey']))
1468 || ($owner['page-flags'] == PAGE_COMMUNITY && strlen($contact['pubkey']))
1469 || ($contact['rel'] == CONTACT_IS_SHARING && strlen($contact['pubkey']))) {
1471 openssl_public_encrypt($key,$postvars['key'],$contact['pubkey']);
1474 openssl_private_encrypt($key,$postvars['key'],$contact['prvkey']);
1478 if(($contact['duplex'] && strlen($contact['prvkey'])) || ($owner['page-flags'] == PAGE_COMMUNITY)) {
1479 openssl_private_encrypt($key,$postvars['key'],$contact['prvkey']);
1482 openssl_public_encrypt($key,$postvars['key'],$contact['pubkey']);
1486 logger('md5 rawkey ' . md5($postvars['key']));
1488 $postvars['key'] = bin2hex($postvars['key']);
1491 logger('dfrn_deliver: ' . "SENDING: " . print_r($postvars,true), LOGGER_DATA);
1493 $xml = post_url($contact['notify'],$postvars);
1495 logger('dfrn_deliver: ' . "RECEIVED: " . $xml, LOGGER_DATA);
1497 $curl_stat = $a->get_curl_code();
1498 if((! $curl_stat) || (! strlen($xml)))
1499 return(-1); // timed out
1501 if(($curl_stat == 503) && (stristr($a->get_curl_headers(),'retry-after')))
1504 if(strpos($xml,'<?xml') === false) {
1505 logger('dfrn_deliver: phase 2: no valid XML returned');
1506 logger('dfrn_deliver: phase 2: returned XML: ' . $xml, LOGGER_DATA);
1510 if($contact['term-date'] != '0000-00-00 00:00:00') {
1511 logger("dfrn_deliver: $url back from the dead - removing mark for death");
1512 require_once('include/Contact.php');
1513 unmark_for_death($contact);
1516 $res = parse_xml_string($xml);
1518 return $res->status;
1524 * consume_feed - process atom feed and update anything/everything we might need to update
1526 * $xml = the (atom) feed to consume - RSS isn't as fully supported but may work for simple feeds.
1528 * $importer = the contact_record (joined to user_record) of the local user who owns this relationship.
1529 * It is this person's stuff that is going to be updated.
1530 * $contact = the person who is sending us stuff. If not set, we MAY be processing a "follow" activity
1531 * from an external network and MAY create an appropriate contact record. Otherwise, we MUST
1532 * have a contact record.
1533 * $hub = should we find a hub declation in the feed, pass it back to our calling process, who might (or
1534 * might not) try and subscribe to it.
1535 * $datedir sorts in reverse order
1536 * $pass - by default ($pass = 0) we cannot guarantee that a parent item has been
1537 * imported prior to its children being seen in the stream unless we are certain
1538 * of how the feed is arranged/ordered.
1539 * With $pass = 1, we only pull parent items out of the stream.
1540 * With $pass = 2, we only pull children (comments/likes).
1542 * So running this twice, first with pass 1 and then with pass 2 will do the right
1543 * thing regardless of feed ordering. This won't be adequate in a fully-threaded
1544 * model where comments can have sub-threads. That would require some massive sorting
1545 * to get all the feed items into a mostly linear ordering, and might still require
1549 function consume_feed($xml,$importer,&$contact, &$hub, $datedir = 0, $pass = 0) {
1551 require_once('library/simplepie/simplepie.inc');
1553 if(! strlen($xml)) {
1554 logger('consume_feed: empty input');
1558 $feed = new SimplePie();
1559 $feed->set_raw_data($xml);
1561 $feed->enable_order_by_date(true);
1563 $feed->enable_order_by_date(false);
1567 logger('consume_feed: Error parsing XML: ' . $feed->error());
1569 $permalink = $feed->get_permalink();
1571 // Check at the feed level for updated contact name and/or photo
1575 $photo_timestamp = '';
1579 $hubs = $feed->get_links('hub');
1580 logger('consume_feed: hubs: ' . print_r($hubs,true), LOGGER_DATA);
1583 $hub = implode(',', $hubs);
1585 $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'owner');
1587 $rawtags = $feed->get_feed_tags( SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
1589 $elems = $rawtags[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10];
1590 if($elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated']) {
1591 $name_updated = $elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated'];
1592 $new_name = $elems['name'][0]['data'];
1594 if((x($elems,'link')) && ($elems['link'][0]['attribs']['']['rel'] === 'photo') && ($elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated'])) {
1595 $photo_timestamp = datetime_convert('UTC','UTC',$elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated']);
1596 $photo_url = $elems['link'][0]['attribs']['']['href'];
1599 if((x($rawtags[0]['child'], NAMESPACE_DFRN)) && (x($rawtags[0]['child'][NAMESPACE_DFRN],'birthday'))) {
1600 $birthday = datetime_convert('UTC','UTC', $rawtags[0]['child'][NAMESPACE_DFRN]['birthday'][0]['data']);
1604 if((is_array($contact)) && ($photo_timestamp) && (strlen($photo_url)) && ($photo_timestamp > $contact['avatar-date'])) {
1605 logger('consume_feed: Updating photo for ' . $contact['name']);
1606 require_once("Photo.php");
1607 $photo_failure = false;
1608 $have_photo = false;
1610 $r = q("SELECT `resource-id` FROM `photo` WHERE `contact-id` = %d AND `uid` = %d LIMIT 1",
1611 intval($contact['id']),
1612 intval($contact['uid'])
1615 $resource_id = $r[0]['resource-id'];
1619 $resource_id = photo_new_resource();
1622 $img_str = fetch_url($photo_url,true);
1623 // guess mimetype from headers or filename
1624 $type = guess_image_type($photo_url,true);
1627 $img = new Photo($img_str, $type);
1628 if($img->is_valid()) {
1630 q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `contact-id` = %d AND `uid` = %d",
1631 dbesc($resource_id),
1632 intval($contact['id']),
1633 intval($contact['uid'])
1637 $img->scaleImageSquare(175);
1639 $hash = $resource_id;
1640 $r = $img->store($contact['uid'], $contact['id'], $hash, basename($photo_url), 'Contact Photos', 4);
1642 $img->scaleImage(80);
1643 $r = $img->store($contact['uid'], $contact['id'], $hash, basename($photo_url), 'Contact Photos', 5);
1645 $img->scaleImage(48);
1646 $r = $img->store($contact['uid'], $contact['id'], $hash, basename($photo_url), 'Contact Photos', 6);
1650 q("UPDATE `contact` SET `avatar-date` = '%s', `photo` = '%s', `thumb` = '%s', `micro` = '%s'
1651 WHERE `uid` = %d AND `id` = %d LIMIT 1",
1652 dbesc(datetime_convert()),
1653 dbesc($a->get_baseurl() . '/photo/' . $hash . '-4.'.$img->getExt()),
1654 dbesc($a->get_baseurl() . '/photo/' . $hash . '-5.'.$img->getExt()),
1655 dbesc($a->get_baseurl() . '/photo/' . $hash . '-6.'.$img->getExt()),
1656 intval($contact['uid']),
1657 intval($contact['id'])
1662 if((is_array($contact)) && ($name_updated) && (strlen($new_name)) && ($name_updated > $contact['name-date'])) {
1663 $r = q("select * from contact where uid = %d and id = %d limit 1",
1664 intval($contact['uid']),
1665 intval($contact['id'])
1668 $x = q("UPDATE `contact` SET `name` = '%s', `name-date` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
1669 dbesc(notags(trim($new_name))),
1670 dbesc(datetime_convert()),
1671 intval($contact['uid']),
1672 intval($contact['id'])
1675 // do our best to update the name on content items
1678 q("update item set `author-name` = '%s' where `author-name` = '%s' and `author-link` = '%s' and uid = %d",
1679 dbesc(notags(trim($new_name))),
1680 dbesc($r[0]['name']),
1681 dbesc($r[0]['url']),
1682 intval($contact['uid'])
1687 if(strlen($birthday)) {
1688 if(substr($birthday,0,4) != $contact['bdyear']) {
1689 logger('consume_feed: updating birthday: ' . $birthday);
1693 * Add new birthday event for this person
1695 * $bdtext is just a readable placeholder in case the event is shared
1696 * with others. We will replace it during presentation to our $importer
1697 * to contain a sparkle link and perhaps a photo.
1701 $bdtext = sprintf( t('%s\'s birthday'), $contact['name']);
1702 $bdtext2 = sprintf( t('Happy Birthday %s'), ' [url=' . $contact['url'] . ']' . $contact['name'] . '[/url]' ) ;
1705 $r = q("INSERT INTO `event` (`uid`,`cid`,`created`,`edited`,`start`,`finish`,`summary`,`desc`,`type`)
1706 VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s' ) ",
1707 intval($contact['uid']),
1708 intval($contact['id']),
1709 dbesc(datetime_convert()),
1710 dbesc(datetime_convert()),
1711 dbesc(datetime_convert('UTC','UTC', $birthday)),
1712 dbesc(datetime_convert('UTC','UTC', $birthday . ' + 1 day ')),
1721 q("UPDATE `contact` SET `bdyear` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
1722 dbesc(substr($birthday,0,4)),
1723 intval($contact['uid']),
1724 intval($contact['id'])
1727 // This function is called twice without reloading the contact
1728 // Make sure we only create one event. This is why &$contact
1729 // is a reference var in this function
1731 $contact['bdyear'] = substr($birthday,0,4);
1736 $community_page = 0;
1737 $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'community');
1739 $community_page = intval($rawtags[0]['data']);
1741 if(is_array($contact) && intval($contact['forum']) != $community_page) {
1742 q("update contact set forum = %d where id = %d limit 1",
1743 intval($community_page),
1744 intval($contact['id'])
1746 $contact['forum'] = (string) $community_page;
1750 // process any deleted entries
1752 $del_entries = $feed->get_feed_tags(NAMESPACE_TOMB, 'deleted-entry');
1753 if(is_array($del_entries) && count($del_entries) && $pass != 2) {
1754 foreach($del_entries as $dentry) {
1756 if(isset($dentry['attribs']['']['ref'])) {
1757 $uri = $dentry['attribs']['']['ref'];
1759 if(isset($dentry['attribs']['']['when'])) {
1760 $when = $dentry['attribs']['']['when'];
1761 $when = datetime_convert('UTC','UTC', $when, 'Y-m-d H:i:s');
1764 $when = datetime_convert('UTC','UTC','now','Y-m-d H:i:s');
1766 if($deleted && is_array($contact)) {
1767 $r = q("SELECT `item`.*, `contact`.`self` FROM `item` left join `contact` on `item`.`contact-id` = `contact`.`id`
1768 WHERE `uri` = '%s' AND `item`.`uid` = %d AND `contact-id` = %d AND NOT `item`.`file` LIKE '%%[%%' LIMIT 1",
1770 intval($importer['uid']),
1771 intval($contact['id'])
1776 if(! $item['deleted'])
1777 logger('consume_feed: deleting item ' . $item['id'] . ' uri=' . $item['uri'], LOGGER_DEBUG);
1779 if(($item['verb'] === ACTIVITY_TAG) && ($item['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
1780 $xo = parse_xml_string($item['object'],false);
1781 $xt = parse_xml_string($item['target'],false);
1782 if($xt->type === ACTIVITY_OBJ_NOTE) {
1783 $i = q("select * from `item` where uri = '%s' and uid = %d limit 1",
1785 intval($importer['importer_uid'])
1789 // For tags, the owner cannot remove the tag on the author's copy of the post.
1791 $owner_remove = (($item['contact-id'] == $i[0]['contact-id']) ? true: false);
1792 $author_remove = (($item['origin'] && $item['self']) ? true : false);
1793 $author_copy = (($item['origin']) ? true : false);
1795 if($owner_remove && $author_copy)
1797 if($author_remove || $owner_remove) {
1798 $tags = explode(',',$i[0]['tag']);
1801 foreach($tags as $tag)
1802 if(trim($tag) !== trim($xo->body))
1803 $newtags[] = trim($tag);
1805 q("update item set tag = '%s' where id = %d limit 1",
1806 dbesc(implode(',',$newtags)),
1814 if($item['uri'] == $item['parent-uri']) {
1815 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
1816 `body` = '', `title` = ''
1817 WHERE `parent-uri` = '%s' AND `uid` = %d",
1819 dbesc(datetime_convert()),
1820 dbesc($item['uri']),
1821 intval($importer['uid'])
1825 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
1826 `body` = '', `title` = ''
1827 WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1829 dbesc(datetime_convert()),
1831 intval($importer['uid'])
1833 if($item['last-child']) {
1834 // ensure that last-child is set in case the comment that had it just got wiped.
1835 q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
1836 dbesc(datetime_convert()),
1837 dbesc($item['parent-uri']),
1838 intval($item['uid'])
1840 // who is the last child now?
1841 $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `moderated` = 0 AND `uid` = %d
1842 ORDER BY `created` DESC LIMIT 1",
1843 dbesc($item['parent-uri']),
1844 intval($importer['uid'])
1847 q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
1858 // Now process the feed
1860 if($feed->get_item_quantity()) {
1862 logger('consume_feed: feed item count = ' . $feed->get_item_quantity());
1864 // in inverse date order
1866 $items = array_reverse($feed->get_items());
1868 $items = $feed->get_items();
1871 foreach($items as $item) {
1874 $item_id = $item->get_id();
1875 $rawthread = $item->get_item_tags( NAMESPACE_THREAD,'in-reply-to');
1876 if(isset($rawthread[0]['attribs']['']['ref'])) {
1878 $parent_uri = $rawthread[0]['attribs']['']['ref'];
1881 if(($is_reply) && is_array($contact)) {
1886 // not allowed to post
1888 if($contact['rel'] == CONTACT_IS_FOLLOWER)
1892 // Have we seen it? If not, import it.
1894 $item_id = $item->get_id();
1895 $datarray = get_atom_elements($feed,$item);
1897 if((! x($datarray,'author-name')) && ($contact['network'] != NETWORK_DFRN))
1898 $datarray['author-name'] = $contact['name'];
1899 if((! x($datarray,'author-link')) && ($contact['network'] != NETWORK_DFRN))
1900 $datarray['author-link'] = $contact['url'];
1901 if((! x($datarray,'author-avatar')) && ($contact['network'] != NETWORK_DFRN))
1902 $datarray['author-avatar'] = $contact['thumb'];
1904 if((! x($datarray,'author-name')) || (! x($datarray,'author-link'))) {
1905 logger('consume_feed: no author information! ' . print_r($datarray,true));
1909 $force_parent = false;
1910 if($contact['network'] === NETWORK_OSTATUS || stristr($contact['url'],'twitter.com')) {
1911 if($contact['network'] === NETWORK_OSTATUS)
1912 $force_parent = true;
1913 if(strlen($datarray['title']))
1914 unset($datarray['title']);
1915 $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
1916 dbesc(datetime_convert()),
1918 intval($importer['uid'])
1920 $datarray['last-child'] = 1;
1924 $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1926 intval($importer['uid'])
1929 // Update content if 'updated' changes
1932 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
1934 // do not accept (ignore) an earlier edit than one we currently have.
1935 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
1938 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1939 dbesc($datarray['title']),
1940 dbesc($datarray['body']),
1941 dbesc($datarray['tag']),
1942 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
1944 intval($importer['uid'])
1948 // update last-child if it changes
1950 $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
1951 if(($allow) && ($allow[0]['data'] != $r[0]['last-child'])) {
1952 $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
1953 dbesc(datetime_convert()),
1955 intval($importer['uid'])
1957 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1958 intval($allow[0]['data']),
1959 dbesc(datetime_convert()),
1961 intval($importer['uid'])
1968 if(($contact['network'] === NETWORK_FEED) || (! strlen($contact['notify']))) {
1969 // one way feed - no remote comment ability
1970 $datarray['last-child'] = 0;
1972 $datarray['parent-uri'] = $parent_uri;
1973 $datarray['uid'] = $importer['uid'];
1974 $datarray['contact-id'] = $contact['id'];
1975 if((activity_match($datarray['verb'],ACTIVITY_LIKE)) || (activity_match($datarray['verb'],ACTIVITY_DISLIKE))) {
1976 $datarray['type'] = 'activity';
1977 $datarray['gravity'] = GRAVITY_LIKE;
1978 // only one like or dislike per person
1979 $r = q("select id from item where uid = %d and `contact-id` = %d and verb ='%s' and deleted = 0 and (`parent-uri` = '%s' OR `thr-parent` = '%s') limit 1",
1980 intval($datarray['uid']),
1981 intval($datarray['contact-id']),
1982 dbesc($datarray['verb']),
1990 if(($datarray['verb'] === ACTIVITY_TAG) && ($datarray['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
1991 $xo = parse_xml_string($datarray['object'],false);
1992 $xt = parse_xml_string($datarray['target'],false);
1994 if($xt->type == ACTIVITY_OBJ_NOTE) {
1995 $r = q("select * from item where `uri` = '%s' AND `uid` = %d limit 1",
1997 intval($importer['importer_uid'])
2002 // extract tag, if not duplicate, add to parent item
2003 if($xo->id && $xo->content) {
2004 $newtag = '#[url=' . $xo->id . ']'. $xo->content . '[/url]';
2005 if(! (stristr($r[0]['tag'],$newtag))) {
2006 q("UPDATE item SET tag = '%s' WHERE id = %d LIMIT 1",
2007 dbesc($r[0]['tag'] . (strlen($r[0]['tag']) ? ',' : '') . $newtag),
2015 $r = item_store($datarray,$force_parent);
2021 // Head post of a conversation. Have we seen it? If not, import it.
2023 $item_id = $item->get_id();
2025 $datarray = get_atom_elements($feed,$item);
2027 if(is_array($contact)) {
2028 if((! x($datarray,'author-name')) && ($contact['network'] != NETWORK_DFRN))
2029 $datarray['author-name'] = $contact['name'];
2030 if((! x($datarray,'author-link')) && ($contact['network'] != NETWORK_DFRN))
2031 $datarray['author-link'] = $contact['url'];
2032 if((! x($datarray,'author-avatar')) && ($contact['network'] != NETWORK_DFRN))
2033 $datarray['author-avatar'] = $contact['thumb'];
2036 if((! x($datarray,'author-name')) || (! x($datarray,'author-link'))) {
2037 logger('consume_feed: no author information! ' . print_r($datarray,true));
2041 // special handling for events
2043 if((x($datarray,'object-type')) && ($datarray['object-type'] === ACTIVITY_OBJ_EVENT)) {
2044 $ev = bbtoevent($datarray['body']);
2045 if(x($ev,'desc') && x($ev,'start')) {
2046 $ev['uid'] = $importer['uid'];
2047 $ev['uri'] = $item_id;
2048 $ev['edited'] = $datarray['edited'];
2049 $ev['private'] = $datarray['private'];
2051 if(is_array($contact))
2052 $ev['cid'] = $contact['id'];
2053 $r = q("SELECT * FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2055 intval($importer['uid'])
2058 $ev['id'] = $r[0]['id'];
2059 $xyz = event_store($ev);
2064 if($contact['network'] === NETWORK_OSTATUS || stristr($contact['url'],'twitter.com')) {
2065 if(strlen($datarray['title']))
2066 unset($datarray['title']);
2067 $datarray['last-child'] = 1;
2071 $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2073 intval($importer['uid'])
2076 // Update content if 'updated' changes
2079 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
2081 // do not accept (ignore) an earlier edit than one we currently have.
2082 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
2085 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2086 dbesc($datarray['title']),
2087 dbesc($datarray['body']),
2088 dbesc($datarray['tag']),
2089 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
2091 intval($importer['uid'])
2095 // update last-child if it changes
2097 $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
2098 if($allow && $allow[0]['data'] != $r[0]['last-child']) {
2099 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2100 intval($allow[0]['data']),
2101 dbesc(datetime_convert()),
2103 intval($importer['uid'])
2109 if(activity_match($datarray['verb'],ACTIVITY_FOLLOW)) {
2110 logger('consume-feed: New follower');
2111 new_follower($importer,$contact,$datarray,$item);
2114 if(activity_match($datarray['verb'],ACTIVITY_UNFOLLOW)) {
2115 lose_follower($importer,$contact,$datarray,$item);
2119 if(activity_match($datarray['verb'],ACTIVITY_REQ_FRIEND)) {
2120 logger('consume-feed: New friend request');
2121 new_follower($importer,$contact,$datarray,$item,true);
2124 if(activity_match($datarray['verb'],ACTIVITY_UNFRIEND)) {
2125 lose_sharer($importer,$contact,$datarray,$item);
2130 if(! is_array($contact))
2134 if(($contact['network'] === NETWORK_FEED) || (! strlen($contact['notify']))) {
2135 // one way feed - no remote comment ability
2136 $datarray['last-child'] = 0;
2138 if($contact['network'] === NETWORK_FEED)
2139 $datarray['private'] = 2;
2141 // This is my contact on another system, but it's really me.
2142 // Turn this into a wall post.
2144 if($contact['remote_self']) {
2145 $datarray['wall'] = 1;
2146 if($contact['network'] === NETWORK_FEED) {
2147 $datarray['private'] = 0;
2151 $datarray['parent-uri'] = $item_id;
2152 $datarray['uid'] = $importer['uid'];
2153 $datarray['contact-id'] = $contact['id'];
2155 if(! link_compare($datarray['owner-link'],$contact['url'])) {
2156 // The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery,
2157 // but otherwise there's a possible data mixup on the sender's system.
2158 // the tgroup delivery code called from item_store will correct it if it's a forum,
2159 // but we're going to unconditionally correct it here so that the post will always be owned by our contact.
2160 logger('consume_feed: Correcting item owner.', LOGGER_DEBUG);
2161 $datarray['owner-name'] = $contact['name'];
2162 $datarray['owner-link'] = $contact['url'];
2163 $datarray['owner-avatar'] = $contact['thumb'];
2166 // We've allowed "followers" to reach this point so we can decide if they are
2167 // posting an @-tag delivery, which followers are allowed to do for certain
2168 // page types. Now that we've parsed the post, let's check if it is legit. Otherwise ignore it.
2170 if(($contact['rel'] == CONTACT_IS_FOLLOWER) && (! tgroup_check($importer['uid'],$datarray)))
2174 $r = item_store($datarray);
2182 function local_delivery($importer,$data) {
2185 logger(__function__, LOGGER_TRACE);
2187 if($importer['readonly']) {
2188 // We aren't receiving stuff from this person. But we will quietly ignore them
2189 // rather than a blatant "go away" message.
2190 logger('local_delivery: ignoring');
2195 // Consume notification feed. This may differ from consuming a public feed in several ways
2196 // - might contain email or friend suggestions
2197 // - might contain remote followup to our message
2198 // - in which case we need to accept it and then notify other conversants
2199 // - we may need to send various email notifications
2201 $feed = new SimplePie();
2202 $feed->set_raw_data($data);
2203 $feed->enable_order_by_date(false);
2208 logger('local_delivery: Error parsing XML: ' . $feed->error());
2211 // Check at the feed level for updated contact name and/or photo
2215 $photo_timestamp = '';
2219 $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'owner');
2221 // Fallback should not be needed here. If it isn't DFRN it won't have DFRN updated tags
2223 // $rawtags = $feed->get_feed_tags( SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
2226 $elems = $rawtags[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10];
2227 if($elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated']) {
2228 $name_updated = $elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated'];
2229 $new_name = $elems['name'][0]['data'];
2231 if((x($elems,'link')) && ($elems['link'][0]['attribs']['']['rel'] === 'photo') && ($elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated'])) {
2232 $photo_timestamp = datetime_convert('UTC','UTC',$elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated']);
2233 $photo_url = $elems['link'][0]['attribs']['']['href'];
2237 if(($photo_timestamp) && (strlen($photo_url)) && ($photo_timestamp > $importer['avatar-date'])) {
2238 logger('local_delivery: Updating photo for ' . $importer['name']);
2239 require_once("Photo.php");
2240 $photo_failure = false;
2241 $have_photo = false;
2243 $r = q("SELECT `resource-id` FROM `photo` WHERE `contact-id` = %d AND `uid` = %d LIMIT 1",
2244 intval($importer['id']),
2245 intval($importer['importer_uid'])
2248 $resource_id = $r[0]['resource-id'];
2252 $resource_id = photo_new_resource();
2255 $img_str = fetch_url($photo_url,true);
2256 // guess mimetype from headers or filename
2257 $type = guess_image_type($photo_url,true);
2260 $img = new Photo($img_str, $type);
2261 if($img->is_valid()) {
2263 q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `contact-id` = %d AND `uid` = %d",
2264 dbesc($resource_id),
2265 intval($importer['id']),
2266 intval($importer['importer_uid'])
2270 $img->scaleImageSquare(175);
2272 $hash = $resource_id;
2273 $r = $img->store($importer['importer_uid'], $importer['id'], $hash, basename($photo_url), 'Contact Photos', 4);
2275 $img->scaleImage(80);
2276 $r = $img->store($importer['importer_uid'], $importer['id'], $hash, basename($photo_url), 'Contact Photos', 5);
2278 $img->scaleImage(48);
2279 $r = $img->store($importer['importer_uid'], $importer['id'], $hash, basename($photo_url), 'Contact Photos', 6);
2283 q("UPDATE `contact` SET `avatar-date` = '%s', `photo` = '%s', `thumb` = '%s', `micro` = '%s'
2284 WHERE `uid` = %d AND `id` = %d LIMIT 1",
2285 dbesc(datetime_convert()),
2286 dbesc($a->get_baseurl() . '/photo/' . $hash . '-4.'.$img->getExt()),
2287 dbesc($a->get_baseurl() . '/photo/' . $hash . '-5.'.$img->getExt()),
2288 dbesc($a->get_baseurl() . '/photo/' . $hash . '-6.'.$img->getExt()),
2289 intval($importer['importer_uid']),
2290 intval($importer['id'])
2295 if(($name_updated) && (strlen($new_name)) && ($name_updated > $importer['name-date'])) {
2296 $r = q("select * from contact where uid = %d and id = %d limit 1",
2297 intval($importer['importer_uid']),
2298 intval($importer['id'])
2301 $x = q("UPDATE `contact` SET `name` = '%s', `name-date` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
2302 dbesc(notags(trim($new_name))),
2303 dbesc(datetime_convert()),
2304 intval($importer['importer_uid']),
2305 intval($importer['id'])
2308 // do our best to update the name on content items
2311 q("update item set `author-name` = '%s' where `author-name` = '%s' and `author-link` = '%s' and uid = %d",
2312 dbesc(notags(trim($new_name))),
2313 dbesc($r[0]['name']),
2314 dbesc($r[0]['url']),
2315 intval($importer['importer_uid'])
2322 // Currently unsupported - needs a lot of work
2323 $reloc = $feed->get_feed_tags( NAMESPACE_DFRN, 'relocate' );
2324 if(isset($reloc[0]['child'][NAMESPACE_DFRN])) {
2325 $base = $reloc[0]['child'][NAMESPACE_DFRN];
2327 $newloc['uid'] = $importer['importer_uid'];
2328 $newloc['cid'] = $importer['id'];
2329 $newloc['name'] = notags(unxmlify($base['name'][0]['data']));
2330 $newloc['photo'] = notags(unxmlify($base['photo'][0]['data']));
2331 $newloc['thumb'] = notags(unxmlify($base['thumb'][0]['data']));
2332 $newloc['micro'] = notags(unxmlify($base['micro'][0]['data']));
2333 $newloc['url'] = notags(unxmlify($base['url'][0]['data']));
2334 $newloc['request'] = notags(unxmlify($base['request'][0]['data']));
2335 $newloc['confirm'] = notags(unxmlify($base['confirm'][0]['data']));
2336 $newloc['notify'] = notags(unxmlify($base['notify'][0]['data']));
2337 $newloc['poll'] = notags(unxmlify($base['poll'][0]['data']));
2338 $newloc['sitepubkey'] = notags(unxmlify($base['sitepubkey'][0]['data']));
2339 /** relocated user must have original key pair */
2340 /*$newloc['pubkey'] = notags(unxmlify($base['pubkey'][0]['data']));
2341 $newloc['prvkey'] = notags(unxmlify($base['prvkey'][0]['data']));*/
2343 logger("items:relocate contact ".print_r($newloc, true).print_r($importer, true), LOGGER_DEBUG);
2346 $r = q("SELECT photo, url FROM contact WHERE id=%d AND uid=%d;",
2347 intval($importer['id']),
2348 intval($importer['importer_uid']));
2353 $x = q("UPDATE contact SET
2363 `site-pubkey` = '%s'
2364 WHERE id=%d AND uid=%d;",
2365 dbesc($newloc['name']),
2366 dbesc($newloc['photo']),
2367 dbesc($newloc['thumb']),
2368 dbesc($newloc['micro']),
2369 dbesc($newloc['url']),
2370 dbesc($newloc['request']),
2371 dbesc($newloc['confirm']),
2372 dbesc($newloc['notify']),
2373 dbesc($newloc['poll']),
2374 dbesc($newloc['sitepubkey']),
2375 intval($importer['id']),
2376 intval($importer['importer_uid']));
2382 'owner-link' => array($old['url'], $newloc['url']),
2383 'author-link' => array($old['url'], $newloc['url']),
2384 'owner-avatar' => array($old['photo'], $newloc['photo']),
2385 'author-avatar' => array($old['photo'], $newloc['photo']),
2387 foreach ($fields as $n=>$f){
2388 $x = q("UPDATE item SET `%s`='%s' WHERE `%s`='%s' AND uid=%d",
2391 intval($importer['importer_uid']));
2397 // merge with current record, current contents have priority
2398 // update record, set url-updated
2399 // update profile photos
2405 // handle friend suggestion notification
2407 $sugg = $feed->get_feed_tags( NAMESPACE_DFRN, 'suggest' );
2408 if(isset($sugg[0]['child'][NAMESPACE_DFRN])) {
2409 $base = $sugg[0]['child'][NAMESPACE_DFRN];
2411 $fsugg['uid'] = $importer['importer_uid'];
2412 $fsugg['cid'] = $importer['id'];
2413 $fsugg['name'] = notags(unxmlify($base['name'][0]['data']));
2414 $fsugg['photo'] = notags(unxmlify($base['photo'][0]['data']));
2415 $fsugg['url'] = notags(unxmlify($base['url'][0]['data']));
2416 $fsugg['request'] = notags(unxmlify($base['request'][0]['data']));
2417 $fsugg['body'] = escape_tags(unxmlify($base['note'][0]['data']));
2419 // Does our member already have a friend matching this description?
2421 $r = q("SELECT * FROM `contact` WHERE `name` = '%s' AND `nurl` = '%s' AND `uid` = %d LIMIT 1",
2422 dbesc($fsugg['name']),
2423 dbesc(normalise_link($fsugg['url'])),
2424 intval($fsugg['uid'])
2429 // Do we already have an fcontact record for this person?
2432 $r = q("SELECT * FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
2433 dbesc($fsugg['url']),
2434 dbesc($fsugg['name']),
2435 dbesc($fsugg['request'])
2440 // OK, we do. Do we already have an introduction for this person ?
2441 $r = q("select id from intro where uid = %d and fid = %d limit 1",
2442 intval($fsugg['uid']),
2449 $r = q("INSERT INTO `fcontact` ( `name`,`url`,`photo`,`request` ) VALUES ( '%s', '%s', '%s', '%s' ) ",
2450 dbesc($fsugg['name']),
2451 dbesc($fsugg['url']),
2452 dbesc($fsugg['photo']),
2453 dbesc($fsugg['request'])
2455 $r = q("SELECT * FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
2456 dbesc($fsugg['url']),
2457 dbesc($fsugg['name']),
2458 dbesc($fsugg['request'])
2463 // database record did not get created. Quietly give up.
2468 $hash = random_string();
2470 $r = q("INSERT INTO `intro` ( `uid`, `fid`, `contact-id`, `note`, `hash`, `datetime`, `blocked` )
2471 VALUES( %d, %d, %d, '%s', '%s', '%s', %d )",
2472 intval($fsugg['uid']),
2474 intval($fsugg['cid']),
2475 dbesc($fsugg['body']),
2477 dbesc(datetime_convert()),
2482 'type' => NOTIFY_SUGGEST,
2483 'notify_flags' => $importer['notify-flags'],
2484 'language' => $importer['language'],
2485 'to_name' => $importer['username'],
2486 'to_email' => $importer['email'],
2487 'uid' => $importer['importer_uid'],
2489 'link' => $a->get_baseurl() . '/notifications/intros',
2490 'source_name' => $importer['name'],
2491 'source_link' => $importer['url'],
2492 'source_photo' => $importer['photo'],
2493 'verb' => ACTIVITY_REQ_FRIEND,
2502 $rawmail = $feed->get_feed_tags( NAMESPACE_DFRN, 'mail' );
2503 if(isset($rawmail[0]['child'][NAMESPACE_DFRN])) {
2505 logger('local_delivery: private message received');
2508 $base = $rawmail[0]['child'][NAMESPACE_DFRN];
2511 $msg['uid'] = $importer['importer_uid'];
2512 $msg['from-name'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['name'][0]['data']));
2513 $msg['from-photo'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['avatar'][0]['data']));
2514 $msg['from-url'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['uri'][0]['data']));
2515 $msg['contact-id'] = $importer['id'];
2516 $msg['title'] = notags(unxmlify($base['subject'][0]['data']));
2517 $msg['body'] = escape_tags(unxmlify($base['content'][0]['data']));
2519 $msg['replied'] = 0;
2520 $msg['uri'] = notags(unxmlify($base['id'][0]['data']));
2521 $msg['parent-uri'] = notags(unxmlify($base['in-reply-to'][0]['data']));
2522 $msg['created'] = datetime_convert(notags(unxmlify('UTC','UTC',$base['sentdate'][0]['data'])));
2526 $r = dbq("INSERT INTO `mail` (`" . implode("`, `", array_keys($msg))
2527 . "`) VALUES ('" . implode("', '", array_values($msg)) . "')" );
2529 // send notifications.
2531 require_once('include/enotify.php');
2533 $notif_params = array(
2534 'type' => NOTIFY_MAIL,
2535 'notify_flags' => $importer['notify-flags'],
2536 'language' => $importer['language'],
2537 'to_name' => $importer['username'],
2538 'to_email' => $importer['email'],
2539 'uid' => $importer['importer_uid'],
2541 'source_name' => $msg['from-name'],
2542 'source_link' => $importer['url'],
2543 'source_photo' => $importer['thumb'],
2544 'verb' => ACTIVITY_POST,
2548 notification($notif_params);
2554 $community_page = 0;
2555 $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'community');
2557 $community_page = intval($rawtags[0]['data']);
2559 if(intval($importer['forum']) != $community_page) {
2560 q("update contact set forum = %d where id = %d limit 1",
2561 intval($community_page),
2562 intval($importer['id'])
2564 $importer['forum'] = (string) $community_page;
2567 logger('local_delivery: feed item count = ' . $feed->get_item_quantity());
2569 // process any deleted entries
2571 $del_entries = $feed->get_feed_tags(NAMESPACE_TOMB, 'deleted-entry');
2572 if(is_array($del_entries) && count($del_entries)) {
2573 foreach($del_entries as $dentry) {
2575 if(isset($dentry['attribs']['']['ref'])) {
2576 $uri = $dentry['attribs']['']['ref'];
2578 if(isset($dentry['attribs']['']['when'])) {
2579 $when = $dentry['attribs']['']['when'];
2580 $when = datetime_convert('UTC','UTC', $when, 'Y-m-d H:i:s');
2583 $when = datetime_convert('UTC','UTC','now','Y-m-d H:i:s');
2587 // check for relayed deletes to our conversation
2590 $r = q("select * from item where uri = '%s' and uid = %d limit 1",
2592 intval($importer['importer_uid'])
2595 $parent_uri = $r[0]['parent-uri'];
2596 if($r[0]['id'] != $r[0]['parent'])
2603 if($importer['page-flags'] == PAGE_COMMUNITY || $importer['page-flags'] == PAGE_PRVGROUP ) {
2606 logger('local_delivery: possible community delete');
2609 $sql_extra = " and contact.self = 1 and item.wall = 1 ";
2611 // was the top-level post for this reply written by somebody on this site?
2612 // Specifically, the recipient?
2614 $is_a_remote_delete = false;
2616 // POSSIBLE CLEANUP --> Why select so many fields when only forum_mode and wall are used?
2617 $r = q("select `item`.`id`, `item`.`uri`, `item`.`tag`, `item`.`forum_mode`,`item`.`origin`,`item`.`wall`,
2618 `contact`.`name`, `contact`.`url`, `contact`.`thumb` from `item`
2619 LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
2620 WHERE `item`.`uri` = '%s' AND (`item`.`parent-uri` = '%s' or `item`.`thr-parent` = '%s')
2621 AND `item`.`uid` = %d
2627 intval($importer['importer_uid'])
2630 $is_a_remote_delete = true;
2632 // Does this have the characteristics of a community or private group comment?
2633 // If it's a reply to a wall post on a community/prvgroup page it's a
2634 // valid community comment. Also forum_mode makes it valid for sure.
2635 // If neither, it's not.
2637 if($is_a_remote_delete && $community) {
2638 if((! $r[0]['forum_mode']) && (! $r[0]['wall'])) {
2639 $is_a_remote_delete = false;
2640 logger('local_delivery: not a community delete');
2644 if($is_a_remote_delete) {
2645 logger('local_delivery: received remote delete');
2649 $r = q("SELECT `item`.*, `contact`.`self` FROM `item` left join contact on `item`.`contact-id` = `contact`.`id`
2650 WHERE `uri` = '%s' AND `item`.`uid` = %d AND `contact-id` = %d AND NOT `item`.`file` LIKE '%%[%%' LIMIT 1",
2652 intval($importer['importer_uid']),
2653 intval($importer['id'])
2659 if($item['deleted'])
2662 logger('local_delivery: deleting item ' . $item['id'] . ' uri=' . $item['uri'], LOGGER_DEBUG);
2664 if(($item['verb'] === ACTIVITY_TAG) && ($item['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
2665 $xo = parse_xml_string($item['object'],false);
2666 $xt = parse_xml_string($item['target'],false);
2668 if($xt->type === ACTIVITY_OBJ_NOTE) {
2669 $i = q("select * from `item` where uri = '%s' and uid = %d limit 1",
2671 intval($importer['importer_uid'])
2675 // For tags, the owner cannot remove the tag on the author's copy of the post.
2677 $owner_remove = (($item['contact-id'] == $i[0]['contact-id']) ? true: false);
2678 $author_remove = (($item['origin'] && $item['self']) ? true : false);
2679 $author_copy = (($item['origin']) ? true : false);
2681 if($owner_remove && $author_copy)
2683 if($author_remove || $owner_remove) {
2684 $tags = explode(',',$i[0]['tag']);
2687 foreach($tags as $tag)
2688 if(trim($tag) !== trim($xo->body))
2689 $newtags[] = trim($tag);
2691 q("update item set tag = '%s' where id = %d limit 1",
2692 dbesc(implode(',',$newtags)),
2700 if($item['uri'] == $item['parent-uri']) {
2701 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
2702 `body` = '', `title` = ''
2703 WHERE `parent-uri` = '%s' AND `uid` = %d",
2705 dbesc(datetime_convert()),
2706 dbesc($item['uri']),
2707 intval($importer['importer_uid'])
2711 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
2712 `body` = '', `title` = ''
2713 WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2715 dbesc(datetime_convert()),
2717 intval($importer['importer_uid'])
2719 if($item['last-child']) {
2720 // ensure that last-child is set in case the comment that had it just got wiped.
2721 q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
2722 dbesc(datetime_convert()),
2723 dbesc($item['parent-uri']),
2724 intval($item['uid'])
2726 // who is the last child now?
2727 $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `uid` = %d
2728 ORDER BY `created` DESC LIMIT 1",
2729 dbesc($item['parent-uri']),
2730 intval($importer['importer_uid'])
2733 q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
2738 // if this is a relayed delete, propagate it to other recipients
2740 if($is_a_remote_delete)
2741 proc_run('php',"include/notifier.php","drop",$item['id']);
2749 foreach($feed->get_items() as $item) {
2752 $item_id = $item->get_id();
2753 $rawthread = $item->get_item_tags( NAMESPACE_THREAD, 'in-reply-to');
2754 if(isset($rawthread[0]['attribs']['']['ref'])) {
2756 $parent_uri = $rawthread[0]['attribs']['']['ref'];
2762 if($importer['page-flags'] == PAGE_COMMUNITY || $importer['page-flags'] == PAGE_PRVGROUP ) {
2765 logger('local_delivery: possible community reply');
2768 $sql_extra = " and contact.self = 1 and item.wall = 1 ";
2770 // was the top-level post for this reply written by somebody on this site?
2771 // Specifically, the recipient?
2773 $is_a_remote_comment = false;
2774 $top_uri = $parent_uri;
2776 $r = q("select `item`.`parent-uri` from `item`
2777 WHERE `item`.`uri` = '%s'
2781 if($r && count($r)) {
2782 $top_uri = $r[0]['parent-uri'];
2784 // POSSIBLE CLEANUP --> Why select so many fields when only forum_mode and wall are used?
2785 $r = q("select `item`.`id`, `item`.`uri`, `item`.`tag`, `item`.`forum_mode`,`item`.`origin`,`item`.`wall`,
2786 `contact`.`name`, `contact`.`url`, `contact`.`thumb` from `item`
2787 LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
2788 WHERE `item`.`uri` = '%s' AND (`item`.`parent-uri` = '%s' or `item`.`thr-parent` = '%s')
2789 AND `item`.`uid` = %d
2795 intval($importer['importer_uid'])
2798 $is_a_remote_comment = true;
2801 // Does this have the characteristics of a community or private group comment?
2802 // If it's a reply to a wall post on a community/prvgroup page it's a
2803 // valid community comment. Also forum_mode makes it valid for sure.
2804 // If neither, it's not.
2806 if($is_a_remote_comment && $community) {
2807 if((! $r[0]['forum_mode']) && (! $r[0]['wall'])) {
2808 $is_a_remote_comment = false;
2809 logger('local_delivery: not a community reply');
2813 if($is_a_remote_comment) {
2814 logger('local_delivery: received remote comment');
2816 // remote reply to our post. Import and then notify everybody else.
2818 $datarray = get_atom_elements($feed,$item);
2820 $r = q("SELECT `id`, `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2822 intval($importer['importer_uid'])
2825 // Update content if 'updated' changes
2829 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
2831 // do not accept (ignore) an earlier edit than one we currently have.
2832 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
2835 logger('received updated comment' , LOGGER_DEBUG);
2836 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2837 dbesc($datarray['title']),
2838 dbesc($datarray['body']),
2839 dbesc($datarray['tag']),
2840 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
2842 intval($importer['importer_uid'])
2845 proc_run('php',"include/notifier.php","comment-import",$iid);
2854 $own = q("select name,url,thumb from contact where uid = %d and self = 1 limit 1",
2855 intval($importer['importer_uid'])
2859 $datarray['type'] = 'remote-comment';
2860 $datarray['wall'] = 1;
2861 $datarray['parent-uri'] = $parent_uri;
2862 $datarray['uid'] = $importer['importer_uid'];
2863 $datarray['owner-name'] = $own[0]['name'];
2864 $datarray['owner-link'] = $own[0]['url'];
2865 $datarray['owner-avatar'] = $own[0]['thumb'];
2866 $datarray['contact-id'] = $importer['id'];
2868 if(($datarray['verb'] === ACTIVITY_LIKE) || ($datarray['verb'] === ACTIVITY_DISLIKE)) {
2870 $datarray['type'] = 'activity';
2871 $datarray['gravity'] = GRAVITY_LIKE;
2872 $datarray['last-child'] = 0;
2873 // only one like or dislike per person
2874 $r = q("select id from item where uid = %d and `contact-id` = %d and verb = '%s' and (`thr-parent` = '%s' or `parent-uri` = '%s') and deleted = 0 limit 1",
2875 intval($datarray['uid']),
2876 intval($datarray['contact-id']),
2877 dbesc($datarray['verb']),
2878 dbesc($datarray['parent-uri']),
2879 dbesc($datarray['parent-uri'])
2886 if(($datarray['verb'] === ACTIVITY_TAG) && ($datarray['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
2888 $xo = parse_xml_string($datarray['object'],false);
2889 $xt = parse_xml_string($datarray['target'],false);
2891 if(($xt->type == ACTIVITY_OBJ_NOTE) && ($xt->id)) {
2893 // fetch the parent item
2895 $tagp = q("select * from item where uri = '%s' and uid = %d limit 1",
2897 intval($importer['importer_uid'])
2902 // extract tag, if not duplicate, and this user allows tags, add to parent item
2904 if($xo->id && $xo->content) {
2905 $newtag = '#[url=' . $xo->id . ']'. $xo->content . '[/url]';
2906 if(! (stristr($tagp[0]['tag'],$newtag))) {
2907 $i = q("SELECT `blocktags` FROM `user` where `uid` = %d LIMIT 1",
2908 intval($importer['importer_uid'])
2910 if(count($i) && ! intval($i[0]['blocktags'])) {
2911 q("UPDATE item SET tag = '%s', `edited` = '%s' WHERE id = %d LIMIT 1",
2912 dbesc($tagp[0]['tag'] . (strlen($tagp[0]['tag']) ? ',' : '') . $newtag),
2913 intval($tagp[0]['id']),
2914 dbesc(datetime_convert())
2923 $posted_id = item_store($datarray);
2927 $r = q("SELECT `parent`, `parent-uri` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
2929 intval($importer['importer_uid'])
2932 $parent = $r[0]['parent'];
2933 $parent_uri = $r[0]['parent-uri'];
2937 $r1 = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `uid` = %d AND `parent` = %d",
2938 dbesc(datetime_convert()),
2939 intval($importer['importer_uid']),
2940 intval($r[0]['parent'])
2943 $r2 = q("UPDATE `item` SET `last-child` = 1, `changed` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
2944 dbesc(datetime_convert()),
2945 intval($importer['importer_uid']),
2950 if($posted_id && $parent) {
2952 proc_run('php',"include/notifier.php","comment-import","$posted_id");
2954 if((! $is_like) && (! $importer['self'])) {
2956 require_once('include/enotify.php');
2959 'type' => NOTIFY_COMMENT,
2960 'notify_flags' => $importer['notify-flags'],
2961 'language' => $importer['language'],
2962 'to_name' => $importer['username'],
2963 'to_email' => $importer['email'],
2964 'uid' => $importer['importer_uid'],
2965 'item' => $datarray,
2966 'link' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id,
2967 'source_name' => stripslashes($datarray['author-name']),
2968 'source_link' => $datarray['author-link'],
2969 'source_photo' => ((link_compare($datarray['author-link'],$importer['url']))
2970 ? $importer['thumb'] : $datarray['author-avatar']),
2971 'verb' => ACTIVITY_POST,
2973 'parent' => $parent,
2974 'parent_uri' => $parent_uri,
2986 // regular comment that is part of this total conversation. Have we seen it? If not, import it.
2988 $item_id = $item->get_id();
2989 $datarray = get_atom_elements($feed,$item);
2991 if($importer['rel'] == CONTACT_IS_FOLLOWER)
2994 $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2996 intval($importer['importer_uid'])
2999 // Update content if 'updated' changes
3002 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
3004 // do not accept (ignore) an earlier edit than one we currently have.
3005 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
3008 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
3009 dbesc($datarray['title']),
3010 dbesc($datarray['body']),
3011 dbesc($datarray['tag']),
3012 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
3014 intval($importer['importer_uid'])
3018 // update last-child if it changes
3020 $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
3021 if(($allow) && ($allow[0]['data'] != $r[0]['last-child'])) {
3022 $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
3023 dbesc(datetime_convert()),
3025 intval($importer['importer_uid'])
3027 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
3028 intval($allow[0]['data']),
3029 dbesc(datetime_convert()),
3031 intval($importer['importer_uid'])
3037 $datarray['parent-uri'] = $parent_uri;
3038 $datarray['uid'] = $importer['importer_uid'];
3039 $datarray['contact-id'] = $importer['id'];
3040 if(($datarray['verb'] == ACTIVITY_LIKE) || ($datarray['verb'] == ACTIVITY_DISLIKE)) {
3041 $datarray['type'] = 'activity';
3042 $datarray['gravity'] = GRAVITY_LIKE;
3043 // only one like or dislike per person
3044 $r = q("select id from item where uid = %d and `contact-id` = %d and verb ='%s' and deleted = 0 and (`parent-uri` = '%s' OR `thr-parent` = '%s') limit 1",
3045 intval($datarray['uid']),
3046 intval($datarray['contact-id']),
3047 dbesc($datarray['verb']),
3056 if(($datarray['verb'] === ACTIVITY_TAG) && ($datarray['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
3058 $xo = parse_xml_string($datarray['object'],false);
3059 $xt = parse_xml_string($datarray['target'],false);
3061 if($xt->type == ACTIVITY_OBJ_NOTE) {
3062 $r = q("select * from item where `uri` = '%s' AND `uid` = %d limit 1",
3064 intval($importer['importer_uid'])
3069 // extract tag, if not duplicate, add to parent item
3071 if(! (stristr($r[0]['tag'],trim($xo->content)))) {
3072 q("UPDATE item SET tag = '%s' WHERE id = %d LIMIT 1",
3073 dbesc($r[0]['tag'] . (strlen($r[0]['tag']) ? ',' : '') . '#[url=' . $xo->id . ']'. $xo->content . '[/url]'),
3081 $posted_id = item_store($datarray);
3083 // find out if our user is involved in this conversation and wants to be notified.
3085 if(!x($datarray['type']) || $datarray['type'] != 'activity') {
3087 $myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 AND `deleted` = 0",
3089 intval($importer['importer_uid'])
3092 if(count($myconv)) {
3093 $importer_url = $a->get_baseurl() . '/profile/' . $importer['nickname'];
3095 // first make sure this isn't our own post coming back to us from a wall-to-wall event
3096 if(! link_compare($datarray['author-link'],$importer_url)) {
3099 foreach($myconv as $conv) {
3101 // now if we find a match, it means we're in this conversation
3103 if(! link_compare($conv['author-link'],$importer_url))
3106 require_once('include/enotify.php');
3108 $conv_parent = $conv['parent'];
3111 'type' => NOTIFY_COMMENT,
3112 'notify_flags' => $importer['notify-flags'],
3113 'language' => $importer['language'],
3114 'to_name' => $importer['username'],
3115 'to_email' => $importer['email'],
3116 'uid' => $importer['importer_uid'],
3117 'item' => $datarray,
3118 'link' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id,
3119 'source_name' => stripslashes($datarray['author-name']),
3120 'source_link' => $datarray['author-link'],
3121 'source_photo' => ((link_compare($datarray['author-link'],$importer['url']))
3122 ? $importer['thumb'] : $datarray['author-avatar']),
3123 'verb' => ACTIVITY_POST,
3125 'parent' => $conv_parent,
3126 'parent_uri' => $parent_uri
3130 // only send one notification
3142 // Head post of a conversation. Have we seen it? If not, import it.
3145 $item_id = $item->get_id();
3146 $datarray = get_atom_elements($feed,$item);
3148 if((x($datarray,'object-type')) && ($datarray['object-type'] === ACTIVITY_OBJ_EVENT)) {
3149 $ev = bbtoevent($datarray['body']);
3150 if(x($ev,'desc') && x($ev,'start')) {
3151 $ev['cid'] = $importer['id'];
3152 $ev['uid'] = $importer['uid'];
3153 $ev['uri'] = $item_id;
3154 $ev['edited'] = $datarray['edited'];
3155 $ev['private'] = $datarray['private'];
3157 $r = q("SELECT * FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
3159 intval($importer['uid'])
3162 $ev['id'] = $r[0]['id'];
3163 $xyz = event_store($ev);
3168 $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
3170 intval($importer['importer_uid'])
3173 // Update content if 'updated' changes
3176 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
3178 // do not accept (ignore) an earlier edit than one we currently have.
3179 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
3182 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
3183 dbesc($datarray['title']),
3184 dbesc($datarray['body']),
3185 dbesc($datarray['tag']),
3186 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
3188 intval($importer['importer_uid'])
3192 // update last-child if it changes
3194 $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
3195 if($allow && $allow[0]['data'] != $r[0]['last-child']) {
3196 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
3197 intval($allow[0]['data']),
3198 dbesc(datetime_convert()),
3200 intval($importer['importer_uid'])
3206 // This is my contact on another system, but it's really me.
3207 // Turn this into a wall post.
3209 if($importer['remote_self'])
3210 $datarray['wall'] = 1;
3212 $datarray['parent-uri'] = $item_id;
3213 $datarray['uid'] = $importer['importer_uid'];
3214 $datarray['contact-id'] = $importer['id'];
3217 if(! link_compare($datarray['owner-link'],$importer['url'])) {
3218 // The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery,
3219 // but otherwise there's a possible data mixup on the sender's system.
3220 // the tgroup delivery code called from item_store will correct it if it's a forum,
3221 // but we're going to unconditionally correct it here so that the post will always be owned by our contact.
3222 logger('local_delivery: Correcting item owner.', LOGGER_DEBUG);
3223 $datarray['owner-name'] = $importer['senderName'];
3224 $datarray['owner-link'] = $importer['url'];
3225 $datarray['owner-avatar'] = $importer['thumb'];
3228 if(($importer['rel'] == CONTACT_IS_FOLLOWER) && (! tgroup_check($importer['importer_uid'],$datarray)))
3231 $posted_id = item_store($datarray);
3233 if(stristr($datarray['verb'],ACTIVITY_POKE)) {
3234 $verb = urldecode(substr($datarray['verb'],strpos($datarray['verb'],'#')+1));
3237 $xo = parse_xml_string($datarray['object'],false);
3239 if(($xo->type == ACTIVITY_OBJ_PERSON) && ($xo->id)) {
3241 // somebody was poked/prodded. Was it me?
3243 $links = parse_xml_string("<links>".unxmlify($xo->link)."</links>",false);
3245 foreach($links->link as $l) {
3246 $atts = $l->attributes();
3247 switch($atts['rel']) {
3249 $Blink = $atts['href'];
3255 if($Blink && link_compare($Blink,$a->get_baseurl() . '/profile/' . $importer['nickname'])) {
3257 // send a notification
3258 require_once('include/enotify.php');
3261 'type' => NOTIFY_POKE,
3262 'notify_flags' => $importer['notify-flags'],
3263 'language' => $importer['language'],
3264 'to_name' => $importer['username'],
3265 'to_email' => $importer['email'],
3266 'uid' => $importer['importer_uid'],
3267 'item' => $datarray,
3268 'link' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id,
3269 'source_name' => stripslashes($datarray['author-name']),
3270 'source_link' => $datarray['author-link'],
3271 'source_photo' => ((link_compare($datarray['author-link'],$importer['url']))
3272 ? $importer['thumb'] : $datarray['author-avatar']),
3273 'verb' => $datarray['verb'],
3274 'otype' => 'person',
3275 'activity' => $verb,
3292 function new_follower($importer,$contact,$datarray,$item,$sharing = false) {
3293 $url = notags(trim($datarray['author-link']));
3294 $name = notags(trim($datarray['author-name']));
3295 $photo = notags(trim($datarray['author-avatar']));
3297 $rawtag = $item->get_item_tags(NAMESPACE_ACTIVITY,'actor');
3298 if($rawtag && $rawtag[0]['child'][NAMESPACE_POCO]['preferredUsername'][0]['data'])
3299 $nick = $rawtag[0]['child'][NAMESPACE_POCO]['preferredUsername'][0]['data'];
3301 if(is_array($contact)) {
3302 if(($contact['network'] == NETWORK_OSTATUS && $contact['rel'] == CONTACT_IS_SHARING)
3303 || ($sharing && $contact['rel'] == CONTACT_IS_FOLLOWER)) {
3304 $r = q("UPDATE `contact` SET `rel` = %d, `writable` = 1 WHERE `id` = %d AND `uid` = %d LIMIT 1",
3305 intval(CONTACT_IS_FRIEND),
3306 intval($contact['id']),
3307 intval($importer['uid'])
3310 // send email notification to owner?
3314 // create contact record
3316 $r = q("INSERT INTO `contact` ( `uid`, `created`, `url`, `nurl`, `name`, `nick`, `photo`, `network`, `rel`,
3317 `blocked`, `readonly`, `pending`, `writable` )
3318 VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, 0, 0, 1, 1 ) ",
3319 intval($importer['uid']),
3320 dbesc(datetime_convert()),
3322 dbesc(normalise_link($url)),
3326 dbesc(($sharing) ? NETWORK_ZOT : NETWORK_OSTATUS),
3327 intval(($sharing) ? CONTACT_IS_SHARING : CONTACT_IS_FOLLOWER)
3329 $r = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `url` = '%s' AND `pending` = 1 LIMIT 1",
3330 intval($importer['uid']),
3334 $contact_record = $r[0];
3336 // create notification
3337 $hash = random_string();
3339 if(is_array($contact_record)) {
3340 $ret = q("INSERT INTO `intro` ( `uid`, `contact-id`, `blocked`, `knowyou`, `hash`, `datetime`)
3341 VALUES ( %d, %d, 0, 0, '%s', '%s' )",
3342 intval($importer['uid']),
3343 intval($contact_record['id']),
3345 dbesc(datetime_convert())
3348 $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
3349 intval($importer['uid'])
3354 if(intval($r[0]['def_gid'])) {
3355 require_once('include/group.php');
3356 group_add_member($r[0]['uid'],'',$contact_record['id'],$r[0]['def_gid']);
3359 if(($r[0]['notify-flags'] & NOTIFY_INTRO) && ($r[0]['page-flags'] == PAGE_NORMAL)) {
3360 $email_tpl = get_intltext_template('follow_notify_eml.tpl');
3361 $email = replace_macros($email_tpl, array(
3362 '$requestor' => ((strlen($name)) ? $name : t('[Name Withheld]')),
3364 '$myname' => $r[0]['username'],
3365 '$siteurl' => $a->get_baseurl(),
3366 '$sitename' => $a->config['sitename']
3368 $res = mail($r[0]['email'],
3369 (($sharing) ? t('A new person is sharing with you at ') : t("You have a new follower at ")) . $a->config['sitename'],
3371 'From: ' . t('Administrator') . '@' . $_SERVER['SERVER_NAME'] . "\n"
3372 . 'Content-type: text/plain; charset=UTF-8' . "\n"
3373 . 'Content-transfer-encoding: 8bit' );
3380 function lose_follower($importer,$contact,$datarray,$item) {
3382 if(($contact['rel'] == CONTACT_IS_FRIEND) || ($contact['rel'] == CONTACT_IS_SHARING)) {
3383 q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d LIMIT 1",
3384 intval(CONTACT_IS_SHARING),
3385 intval($contact['id'])
3389 contact_remove($contact['id']);
3393 function lose_sharer($importer,$contact,$datarray,$item) {
3395 if(($contact['rel'] == CONTACT_IS_FRIEND) || ($contact['rel'] == CONTACT_IS_FOLLOWER)) {
3396 q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d LIMIT 1",
3397 intval(CONTACT_IS_FOLLOWER),
3398 intval($contact['id'])
3402 contact_remove($contact['id']);
3407 function subscribe_to_hub($url,$importer,$contact,$hubmode = 'subscribe') {
3411 if(is_array($importer)) {
3412 $r = q("SELECT `nickname` FROM `user` WHERE `uid` = %d LIMIT 1",
3413 intval($importer['uid'])
3417 // Diaspora has different message-ids in feeds than they do
3418 // through the direct Diaspora protocol. If we try and use
3419 // the feed, we'll get duplicates. So don't.
3421 if((! count($r)) || $contact['network'] === NETWORK_DIASPORA)
3424 $push_url = get_config('system','url') . '/pubsub/' . $r[0]['nickname'] . '/' . $contact['id'];
3426 // Use a single verify token, even if multiple hubs
3428 $verify_token = ((strlen($contact['hub-verify'])) ? $contact['hub-verify'] : random_string());
3430 $params= 'hub.mode=' . $hubmode . '&hub.callback=' . urlencode($push_url) . '&hub.topic=' . urlencode($contact['poll']) . '&hub.verify=async&hub.verify_token=' . $verify_token;
3432 logger('subscribe_to_hub: ' . $hubmode . ' ' . $contact['name'] . ' to hub ' . $url . ' endpoint: ' . $push_url . ' with verifier ' . $verify_token);
3434 if(! strlen($contact['hub-verify'])) {
3435 $r = q("UPDATE `contact` SET `hub-verify` = '%s' WHERE `id` = %d LIMIT 1",
3436 dbesc($verify_token),
3437 intval($contact['id'])
3441 post_url($url,$params);
3443 logger('subscribe_to_hub: returns: ' . $a->get_curl_code(), LOGGER_DEBUG);
3450 function atom_author($tag,$name,$uri,$h,$w,$photo) {
3454 $name = xmlify($name);
3455 $uri = xmlify($uri);
3458 $photo = xmlify($photo);
3462 $o .= "<name>$name</name>\r\n";
3463 $o .= "<uri>$uri</uri>\r\n";
3464 $o .= '<link rel="photo" type="image/jpeg" media:width="' . $w . '" media:height="' . $h . '" href="' . $photo . '" />' . "\r\n";
3465 $o .= '<link rel="avatar" type="image/jpeg" media:width="' . $w . '" media:height="' . $h . '" href="' . $photo . '" />' . "\r\n";
3467 call_hooks('atom_author', $o);
3469 $o .= "</$tag>\r\n";
3473 function atom_entry($item,$type,$author,$owner,$comment = false,$cid = 0) {
3477 if(! $item['parent'])
3480 if($item['deleted'])
3481 return '<at:deleted-entry ref="' . xmlify($item['uri']) . '" when="' . xmlify(datetime_convert('UTC','UTC',$item['edited'] . '+00:00',ATOM_TIME)) . '" />' . "\r\n";
3484 if($item['allow_cid'] || $item['allow_gid'] || $item['deny_cid'] || $item['deny_gid'])
3485 $body = fix_private_photos($item['body'],$owner['uid'],$item,$cid);
3487 $body = $item['body'];
3489 $o = "\r\n\r\n<entry>\r\n";
3491 if(is_array($author))
3492 $o .= atom_author('author',$author['name'],$author['url'],80,80,$author['thumb']);
3494 $o .= atom_author('author',(($item['author-name']) ? $item['author-name'] : $item['name']),(($item['author-link']) ? $item['author-link'] : $item['url']),80,80,(($item['author-avatar']) ? $item['author-avatar'] : $item['thumb']));
3495 if(strlen($item['owner-name']))
3496 $o .= atom_author('dfrn:owner',$item['owner-name'],$item['owner-link'],80,80,$item['owner-avatar']);
3498 if(($item['parent'] != $item['id']) || ($item['parent-uri'] !== $item['uri']) || (($item['thr-parent'] !== '') && ($item['thr-parent'] !== $item['uri']))) {
3499 $parent_item = (($item['thr-parent']) ? $item['thr-parent'] : $item['parent-uri']);
3500 $o .= '<thr:in-reply-to ref="' . xmlify($parent_item) . '" type="text/html" href="' . xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['parent']) . '" />' . "\r\n";
3503 $o .= '<id>' . xmlify($item['uri']) . '</id>' . "\r\n";
3504 $o .= '<title>' . xmlify($item['title']) . '</title>' . "\r\n";
3505 $o .= '<published>' . xmlify(datetime_convert('UTC','UTC',$item['created'] . '+00:00',ATOM_TIME)) . '</published>' . "\r\n";
3506 $o .= '<updated>' . xmlify(datetime_convert('UTC','UTC',$item['edited'] . '+00:00',ATOM_TIME)) . '</updated>' . "\r\n";
3507 $o .= '<dfrn:env>' . base64url_encode($body, true) . '</dfrn:env>' . "\r\n";
3508 $o .= '<content type="' . $type . '" >' . xmlify((($type === 'html') ? bbcode($body) : $body)) . '</content>' . "\r\n";
3509 $o .= '<link rel="alternate" type="text/html" href="' . xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id']) . '" />' . "\r\n";
3511 $o .= '<dfrn:comment-allow>' . intval($item['last-child']) . '</dfrn:comment-allow>' . "\r\n";
3513 if($item['location']) {
3514 $o .= '<dfrn:location>' . xmlify($item['location']) . '</dfrn:location>' . "\r\n";
3515 $o .= '<poco:address><poco:formatted>' . xmlify($item['location']) . '</poco:formatted></poco:address>' . "\r\n";
3519 $o .= '<georss:point>' . xmlify($item['coord']) . '</georss:point>' . "\r\n";
3521 if(($item['private']) || strlen($item['allow_cid']) || strlen($item['allow_gid']) || strlen($item['deny_cid']) || strlen($item['deny_gid']))
3522 $o .= '<dfrn:private>' . (($item['private']) ? $item['private'] : 1) . '</dfrn:private>' . "\r\n";
3525 $o .= '<dfrn:extid>' . xmlify($item['extid']) . '</dfrn:extid>' . "\r\n";
3526 if($item['bookmark'])
3527 $o .= '<dfrn:bookmark>true</dfrn:bookmark>' . "\r\n";
3530 $o .= '<statusnet:notice_info local_id="' . $item['id'] . '" source="' . xmlify($item['app']) . '" ></statusnet:notice_info>' . "\r\n";
3533 $o .= '<dfrn:diaspora_guid>' . $item['guid'] . '</dfrn:diaspora_guid>' . "\r\n";
3535 if($item['signed_text']) {
3536 $sign = base64_encode(json_encode(array('signed_text' => $item['signed_text'],'signature' => $item['signature'],'signer' => $item['signer'])));
3537 $o .= '<dfrn:diaspora_signature>' . xmlify($sign) . '</dfrn:diaspora_signature>' . "\r\n";
3540 $verb = construct_verb($item);
3541 $o .= '<as:verb>' . xmlify($verb) . '</as:verb>' . "\r\n";
3542 $actobj = construct_activity_object($item);
3545 $actarg = construct_activity_target($item);
3549 $tags = item_getfeedtags($item);
3551 foreach($tags as $t) {
3552 $o .= '<category scheme="X-DFRN:' . xmlify($t[0]) . ':' . xmlify($t[1]) . '" term="' . xmlify($t[2]) . '" />' . "\r\n";
3556 $o .= item_getfeedattach($item);
3558 $mentioned = get_mentions($item);
3562 call_hooks('atom_entry', $o);
3564 $o .= '</entry>' . "\r\n";
3569 function fix_private_photos($s, $uid, $item = null, $cid = 0) {
3572 logger('fix_private_photos', LOGGER_DEBUG);
3573 $site = substr($a->get_baseurl(),strpos($a->get_baseurl(),'://'));
3578 $img_start = strpos($orig_body, '[img');
3579 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
3580 $img_len = ($img_start !== false ? strpos(substr($orig_body, $img_start + $img_st_close + 1), '[/img]') : false);
3581 while( ($img_st_close !== false) && ($img_len !== false) ) {
3583 $img_st_close++; // make it point to AFTER the closing bracket
3584 $image = substr($orig_body, $img_start + $img_st_close, $img_len);
3586 logger('fix_private_photos: found photo ' . $image, LOGGER_DEBUG);
3589 if(stristr($image , $site . '/photo/')) {
3590 // Only embed locally hosted photos
3592 $i = basename($image);
3593 $i = str_replace(array('.jpg','.png'),array('',''),$i);
3594 $x = strpos($i,'-');
3597 $res = substr($i,$x+1);
3598 $i = substr($i,0,$x);
3599 $r = q("SELECT * FROM `photo` WHERE `resource-id` = '%s' AND `scale` = %d AND `uid` = %d",
3606 // Check to see if we should replace this photo link with an embedded image
3607 // 1. No need to do so if the photo is public
3608 // 2. If there's a contact-id provided, see if they're in the access list
3609 // for the photo. If so, embed it.
3610 // 3. Otherwise, if we have an item, see if the item permissions match the photo
3611 // permissions, regardless of order but first check to see if they're an exact
3612 // match to save some processing overhead.
3614 if(has_permissions($r[0])) {
3616 $recips = enumerate_permissions($r[0]);
3617 if(in_array($cid, $recips)) {
3622 if(compare_permissions($item,$r[0]))
3627 $data = $r[0]['data'];
3628 $type = $r[0]['type'];
3630 // If a custom width and height were specified, apply before embedding
3631 if(preg_match("/\[img\=([0-9]*)x([0-9]*)\]/is", substr($orig_body, $img_start, $img_st_close), $match)) {
3632 logger('fix_private_photos: scaling photo', LOGGER_DEBUG);
3634 $width = intval($match[1]);
3635 $height = intval($match[2]);
3637 $ph = new Photo($data, $type);
3638 if($ph->is_valid()) {
3639 $ph->scaleImage(max($width, $height));
3640 $data = $ph->imageString();
3641 $type = $ph->getType();
3645 logger('fix_private_photos: replacing photo', LOGGER_DEBUG);
3646 $image = 'data:' . $type . ';base64,' . base64_encode($data);
3647 logger('fix_private_photos: replaced: ' . $image, LOGGER_DATA);
3653 $new_body = $new_body . substr($orig_body, 0, $img_start + $img_st_close) . $image . '[/img]';
3654 $orig_body = substr($orig_body, $img_start + $img_st_close + $img_len + strlen('[/img]'));
3655 if($orig_body === false)
3658 $img_start = strpos($orig_body, '[img');
3659 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
3660 $img_len = ($img_start !== false ? strpos(substr($orig_body, $img_start + $img_st_close + 1), '[/img]') : false);
3663 $new_body = $new_body . $orig_body;
3669 function has_permissions($obj) {
3670 if(($obj['allow_cid'] != '') || ($obj['allow_gid'] != '') || ($obj['deny_cid'] != '') || ($obj['deny_gid'] != ''))
3675 function compare_permissions($obj1,$obj2) {
3676 // first part is easy. Check that these are exactly the same.
3677 if(($obj1['allow_cid'] == $obj2['allow_cid'])
3678 && ($obj1['allow_gid'] == $obj2['allow_gid'])
3679 && ($obj1['deny_cid'] == $obj2['deny_cid'])
3680 && ($obj1['deny_gid'] == $obj2['deny_gid']))
3683 // This is harder. Parse all the permissions and compare the resulting set.
3685 $recipients1 = enumerate_permissions($obj1);
3686 $recipients2 = enumerate_permissions($obj2);
3689 if($recipients1 == $recipients2)
3694 // returns an array of contact-ids that are allowed to see this object
3696 function enumerate_permissions($obj) {
3697 require_once('include/group.php');
3698 $allow_people = expand_acl($obj['allow_cid']);
3699 $allow_groups = expand_groups(expand_acl($obj['allow_gid']));
3700 $deny_people = expand_acl($obj['deny_cid']);
3701 $deny_groups = expand_groups(expand_acl($obj['deny_gid']));
3702 $recipients = array_unique(array_merge($allow_people,$allow_groups));
3703 $deny = array_unique(array_merge($deny_people,$deny_groups));
3704 $recipients = array_diff($recipients,$deny);
3708 function item_getfeedtags($item) {
3711 $cnt = preg_match_all('|\#\[url\=(.*?)\](.*?)\[\/url\]|',$item['tag'],$matches);
3713 for($x = 0; $x < $cnt; $x ++) {
3715 $ret[] = array('#',$matches[1][$x], $matches[2][$x]);
3719 $cnt = preg_match_all('|\@\[url\=(.*?)\](.*?)\[\/url\]|',$item['tag'],$matches);
3721 for($x = 0; $x < $cnt; $x ++) {
3723 $ret[] = array('@',$matches[1][$x], $matches[2][$x]);
3729 function item_getfeedattach($item) {
3731 $arr = explode(',',$item['attach']);
3733 foreach($arr as $r) {
3735 $cnt = preg_match('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"\[\/attach\]|',$r,$matches);
3737 $ret .= '<link rel="enclosure" href="' . xmlify($matches[1]) . '" type="' . xmlify($matches[3]) . '" ';
3738 if(intval($matches[2]))
3739 $ret .= 'length="' . intval($matches[2]) . '" ';
3740 if($matches[4] !== ' ')
3741 $ret .= 'title="' . xmlify(trim($matches[4])) . '" ';
3742 $ret .= ' />' . "\r\n";
3751 function item_expire($uid,$days) {
3753 if((! $uid) || ($days < 1))
3756 // $expire_network_only = save your own wall posts
3757 // and just expire conversations started by others
3759 $expire_network_only = get_pconfig($uid,'expire','network_only');
3760 $sql_extra = ((intval($expire_network_only)) ? " AND wall = 0 " : "");
3762 $r = q("SELECT * FROM `item`
3764 AND `created` < UTC_TIMESTAMP() - INTERVAL %d DAY
3775 $expire_items = get_pconfig($uid, 'expire','items');
3776 $expire_items = (($expire_items===false)?1:intval($expire_items)); // default if not set: 1
3778 $expire_notes = get_pconfig($uid, 'expire','notes');
3779 $expire_notes = (($expire_notes===false)?1:intval($expire_notes)); // default if not set: 1
3781 $expire_starred = get_pconfig($uid, 'expire','starred');
3782 $expire_starred = (($expire_starred===false)?1:intval($expire_starred)); // default if not set: 1
3784 $expire_photos = get_pconfig($uid, 'expire','photos');
3785 $expire_photos = (($expire_photos===false)?0:intval($expire_photos)); // default if not set: 0
3787 logger('expire: # items=' . count($r). "; expire items: $expire_items, expire notes: $expire_notes, expire starred: $expire_starred, expire photos: $expire_photos");
3789 foreach($r as $item) {
3791 // don't expire filed items
3793 if(strpos($item['file'],'[') !== false)
3796 // Only expire posts, not photos and photo comments
3798 if($expire_photos==0 && strlen($item['resource-id']))
3800 if($expire_starred==0 && intval($item['starred']))
3802 if($expire_notes==0 && $item['type']=='note')
3804 if($expire_items==0 && $item['type']!='note')
3807 drop_item($item['id'],false);
3810 proc_run('php',"include/notifier.php","expire","$uid");
3815 function drop_items($items) {
3818 if(! local_user() && ! remote_user())
3822 foreach($items as $item) {
3823 $owner = drop_item($item,false);
3824 if($owner && ! $uid)
3829 // multiple threads may have been deleted, send an expire notification
3832 proc_run('php',"include/notifier.php","expire","$uid");
3836 function drop_item($id,$interactive = true) {
3840 // locate item to be deleted
3842 $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
3849 notice( t('Item not found.') . EOL);
3850 goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
3855 $owner = $item['uid'];
3859 // check if logged in user is either the author or owner of this item
3861 if(is_array($_SESSION['remote'])) {
3862 foreach($_SESSION['remote'] as $visitor) {
3863 if($visitor['uid'] == $item['uid'] && $visitor['cid'] == $item['contact-id']) {
3864 $cid = $visitor['cid'];
3871 if((local_user() == $item['uid']) || ($cid) || (! $interactive)) {
3873 logger('delete item: ' . $item['id'], LOGGER_DEBUG);
3876 $r = q("UPDATE `item` SET `deleted` = 1, `title` = '', `body` = '', `edited` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1",
3877 dbesc(datetime_convert()),
3878 dbesc(datetime_convert()),
3882 // clean up categories and tags so they don't end up as orphans
3885 $cnt = preg_match_all('/<(.*?)>/',$item['file'],$matches,PREG_SET_ORDER);
3887 foreach($matches as $mtch) {
3888 file_tag_unsave_file($item['uid'],$item['id'],$mtch[1],true);
3894 $cnt = preg_match_all('/\[(.*?)\]/',$item['file'],$matches,PREG_SET_ORDER);
3896 foreach($matches as $mtch) {
3897 file_tag_unsave_file($item['uid'],$item['id'],$mtch[1],false);
3901 // If item is a link to a photo resource, nuke all the associated photos
3902 // (visitors will not have photo resources)
3903 // This only applies to photos uploaded from the photos page. Photos inserted into a post do not
3904 // generate a resource-id and therefore aren't intimately linked to the item.
3906 if(strlen($item['resource-id'])) {
3907 q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `uid` = %d ",
3908 dbesc($item['resource-id']),
3909 intval($item['uid'])
3911 // ignore the result
3914 // If item is a link to an event, nuke the event record.
3916 if(intval($item['event-id'])) {
3917 q("DELETE FROM `event` WHERE `id` = %d AND `uid` = %d LIMIT 1",
3918 intval($item['event-id']),
3919 intval($item['uid'])
3921 // ignore the result
3924 // clean up item_id and sign meta-data tables
3926 $r = q("DELETE FROM item_id where iid in (select id from item where parent = %d and uid = %d)",
3927 intval($item['id']),
3928 intval($item['uid'])
3931 $r = q("DELETE FROM sign where iid in (select id from item where parent = %d and uid = %d)",
3932 intval($item['id']),
3933 intval($item['uid'])
3936 // If it's the parent of a comment thread, kill all the kids
3938 if($item['uri'] == $item['parent-uri']) {
3939 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s', `body` = '' , `title` = ''
3940 WHERE `parent-uri` = '%s' AND `uid` = %d ",
3941 dbesc(datetime_convert()),
3942 dbesc(datetime_convert()),
3943 dbesc($item['parent-uri']),
3944 intval($item['uid'])
3946 // ignore the result
3949 // ensure that last-child is set in case the comment that had it just got wiped.
3950 q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
3951 dbesc(datetime_convert()),
3952 dbesc($item['parent-uri']),
3953 intval($item['uid'])
3955 // who is the last child now?
3956 $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `uid` = %d ORDER BY `edited` DESC LIMIT 1",
3957 dbesc($item['parent-uri']),
3958 intval($item['uid'])
3961 q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
3966 // Add a relayable_retraction signature for Diaspora.
3967 store_diaspora_retract_sig($item, $a->user, $a->get_baseurl());
3969 $drop_id = intval($item['id']);
3971 // send the notification upstream/downstream as the case may be
3973 proc_run('php',"include/notifier.php","drop","$drop_id");
3977 goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
3983 notice( t('Permission denied.') . EOL);
3984 goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
3991 function first_post_date($uid,$wall = false) {
3992 $r = q("select id, created from item
3993 where uid = %d and wall = %d and deleted = 0 and visible = 1 AND moderated = 0
3995 order by created asc limit 1",
3997 intval($wall ? 1 : 0)
4000 // logger('first_post_date: ' . $r[0]['id'] . ' ' . $r[0]['created'], LOGGER_DATA);
4001 return substr(datetime_convert('',date_default_timezone_get(),$r[0]['created']),0,10);
4006 function posted_dates($uid,$wall) {
4007 $dnow = datetime_convert('',date_default_timezone_get(),'now','Y-m-d');
4009 $dthen = first_post_date($uid,$wall);
4013 // If it's near the end of a long month, backup to the 28th so that in
4014 // consecutive loops we'll always get a whole month difference.
4016 if(intval(substr($dnow,8)) > 28)
4017 $dnow = substr($dnow,0,8) . '28';
4018 if(intval(substr($dthen,8)) > 28)
4019 $dnow = substr($dthen,0,8) . '28';
4022 // Starting with the current month, get the first and last days of every
4023 // month down to and including the month of the first post
4024 while(substr($dnow, 0, 7) >= substr($dthen, 0, 7)) {
4025 $dstart = substr($dnow,0,8) . '01';
4026 $dend = substr($dnow,0,8) . get_dim(intval($dnow),intval(substr($dnow,5)));
4027 $start_month = datetime_convert('','',$dstart,'Y-m-d');
4028 $end_month = datetime_convert('','',$dend,'Y-m-d');
4029 $str = day_translate(datetime_convert('','',$dnow,'F Y'));
4030 $ret[] = array($str,$end_month,$start_month);
4031 $dnow = datetime_convert('','',$dnow . ' -1 month', 'Y-m-d');
4037 function posted_date_widget($url,$uid,$wall) {
4040 if(! feature_enabled($uid,'archives'))
4043 // For former Facebook folks that left because of "timeline"
4045 /* if($wall && intval(get_pconfig($uid,'system','no_wall_archive_widget')))
4048 $ret = posted_dates($uid,$wall);
4052 $o = replace_macros(get_markup_template('posted_date_widget.tpl'),array(
4053 '$title' => t('Archives'),
4054 '$size' => ((count($ret) > 6) ? 6 : count($ret)),
4061 function store_diaspora_retract_sig($item, $user, $baseurl) {
4062 // Note that we can't add a target_author_signature
4063 // if the comment was deleted by a remote user. That should be ok, because if a remote user is deleting
4064 // the comment, that means we're the home of the post, and Diaspora will only
4065 // check the parent_author_signature of retractions that it doesn't have to relay further
4067 // I don't think this function gets called for an "unlike," but I'll check anyway
4069 $enabled = intval(get_config('system','diaspora_enabled'));
4071 logger('drop_item: diaspora support disabled, not storing retraction signature', LOGGER_DEBUG);
4075 logger('drop_item: storing diaspora retraction signature');
4077 $signed_text = $item['guid'] . ';' . ( ($item['verb'] === ACTIVITY_LIKE) ? 'Like' : 'Comment');
4079 if(local_user() == $item['uid']) {
4081 $handle = $user['nickname'] . '@' . substr($baseurl, strpos($baseurl,'://') + 3);
4082 $authorsig = base64_encode(rsa_sign($signed_text,$user['prvkey'],'sha256'));
4085 $r = q("SELECT `nick`, `url` FROM `contact` WHERE `id` = '%d' LIMIT 1",
4086 $item['contact-id'] // If this function gets called, drop_item() has already checked remote_user() == $item['contact-id']
4089 // The below handle only works for NETWORK_DFRN. I think that's ok, because this function
4090 // only handles DFRN deletes
4091 $handle_baseurl_start = strpos($r['url'],'://') + 3;
4092 $handle_baseurl_length = strpos($r['url'],'/profile') - $handle_baseurl_start;
4093 $handle = $r['nick'] . '@' . substr($r['url'], $handle_baseurl_start, $handle_baseurl_length);
4099 q("insert into sign (`retract_iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
4100 intval($item['id']),
4101 dbesc($signed_text),