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 $author = $child[SIMPLEPIE_NAMESPACE_ATOM_10]["author"][0]["child"][SIMPLEPIE_NAMESPACE_ATOM_10];
802 $uri = $author["uri"][0]["data"];
803 $name = $author["name"][0]["data"];
804 $avatar = @array_shift($author["link"][2]["attribs"]);
805 $avatar = $avatar["href"];
807 if (($name != "") and ($uri != "") and ($avatar != "") and ($message != "")) {
808 logger('get_atom_elements: fixing sender of repeated message');
810 $res["owner-name"] = $res["author-name"];
811 $res["owner-link"] = $res["author-link"];
812 $res["owner-avatar"] = $res["author-avatar"];
814 $res["author-name"] = $name;
815 $res["author-link"] = $uri;
816 $res["author-avatar"] = $avatar;
818 $res["body"] = html2bbcode($message);
822 $arr = array('feed' => $feed, 'item' => $item, 'result' => $res);
824 call_hooks('parse_atom', $arr);
826 //if (($res["title"] != "") or (strpos($res["body"], "RT @") > 0)) {
827 //if (strpos($res["body"], "RT @") !== false) {
828 // $debugfile = tempnam("/home/ike/log", "item-res2-");
829 // file_put_contents($debugfile, serialize($arr));
835 function encode_rel_links($links) {
837 if(! ((is_array($links)) && (count($links))))
839 foreach($links as $link) {
841 if($link['attribs']['']['rel'])
842 $o .= 'rel="' . $link['attribs']['']['rel'] . '" ';
843 if($link['attribs']['']['type'])
844 $o .= 'type="' . $link['attribs']['']['type'] . '" ';
845 if($link['attribs']['']['href'])
846 $o .= 'href="' . $link['attribs']['']['href'] . '" ';
847 if( (x($link['attribs'],NAMESPACE_MEDIA)) && $link['attribs'][NAMESPACE_MEDIA]['width'])
848 $o .= 'media:width="' . $link['attribs'][NAMESPACE_MEDIA]['width'] . '" ';
849 if( (x($link['attribs'],NAMESPACE_MEDIA)) && $link['attribs'][NAMESPACE_MEDIA]['height'])
850 $o .= 'media:height="' . $link['attribs'][NAMESPACE_MEDIA]['height'] . '" ';
858 function item_store($arr,$force_parent = false) {
860 // If a Diaspora signature structure was passed in, pull it out of the
861 // item array and set it aside for later storage.
864 if(x($arr,'dsprsig')) {
865 $dsprsig = json_decode(base64_decode($arr['dsprsig']));
866 unset($arr['dsprsig']);
869 if(x($arr, 'gravity'))
870 $arr['gravity'] = intval($arr['gravity']);
871 elseif($arr['parent-uri'] === $arr['uri'])
873 elseif(activity_match($arr['verb'],ACTIVITY_POST))
876 $arr['gravity'] = 6; // extensible catchall
879 $arr['type'] = 'remote';
881 // Shouldn't happen but we want to make absolutely sure it doesn't leak from a plugin.
883 if((strpos($arr['body'],'<') !== false) || (strpos($arr['body'],'>') !== false))
884 $arr['body'] = strip_tags($arr['body']);
887 if (version_compare(PHP_VERSION, '5.3.0', '>=')) {
888 require_once('Text/LanguageDetect.php');
889 $naked_body = preg_replace('/\[(.+?)\]/','',$arr['body']);
890 $l = new Text_LanguageDetect;
891 $lng = $l->detectConfidence($naked_body);
892 $arr['postopts'] = (($lng['language']) ? 'lang=' . $lng['language'] . ';' . $lng['confidence'] : '');
895 $arr['wall'] = ((x($arr,'wall')) ? intval($arr['wall']) : 0);
896 $arr['uri'] = ((x($arr,'uri')) ? notags(trim($arr['uri'])) : random_string());
897 $arr['extid'] = ((x($arr,'extid')) ? notags(trim($arr['extid'])) : '');
898 $arr['author-name'] = ((x($arr,'author-name')) ? notags(trim($arr['author-name'])) : '');
899 $arr['author-link'] = ((x($arr,'author-link')) ? notags(trim($arr['author-link'])) : '');
900 $arr['author-avatar'] = ((x($arr,'author-avatar')) ? notags(trim($arr['author-avatar'])) : '');
901 $arr['owner-name'] = ((x($arr,'owner-name')) ? notags(trim($arr['owner-name'])) : '');
902 $arr['owner-link'] = ((x($arr,'owner-link')) ? notags(trim($arr['owner-link'])) : '');
903 $arr['owner-avatar'] = ((x($arr,'owner-avatar')) ? notags(trim($arr['owner-avatar'])) : '');
904 $arr['created'] = ((x($arr,'created') !== false) ? datetime_convert('UTC','UTC',$arr['created']) : datetime_convert());
905 $arr['edited'] = ((x($arr,'edited') !== false) ? datetime_convert('UTC','UTC',$arr['edited']) : datetime_convert());
906 $arr['commented'] = datetime_convert();
907 $arr['received'] = datetime_convert();
908 $arr['changed'] = datetime_convert();
909 $arr['title'] = ((x($arr,'title')) ? notags(trim($arr['title'])) : '');
910 $arr['location'] = ((x($arr,'location')) ? notags(trim($arr['location'])) : '');
911 $arr['coord'] = ((x($arr,'coord')) ? notags(trim($arr['coord'])) : '');
912 $arr['last-child'] = ((x($arr,'last-child')) ? intval($arr['last-child']) : 0 );
913 $arr['visible'] = ((x($arr,'visible') !== false) ? intval($arr['visible']) : 1 );
915 $arr['parent-uri'] = ((x($arr,'parent-uri')) ? notags(trim($arr['parent-uri'])) : '');
916 $arr['verb'] = ((x($arr,'verb')) ? notags(trim($arr['verb'])) : '');
917 $arr['object-type'] = ((x($arr,'object-type')) ? notags(trim($arr['object-type'])) : '');
918 $arr['object'] = ((x($arr,'object')) ? trim($arr['object']) : '');
919 $arr['target-type'] = ((x($arr,'target-type')) ? notags(trim($arr['target-type'])) : '');
920 $arr['target'] = ((x($arr,'target')) ? trim($arr['target']) : '');
921 $arr['plink'] = ((x($arr,'plink')) ? notags(trim($arr['plink'])) : '');
922 $arr['allow_cid'] = ((x($arr,'allow_cid')) ? trim($arr['allow_cid']) : '');
923 $arr['allow_gid'] = ((x($arr,'allow_gid')) ? trim($arr['allow_gid']) : '');
924 $arr['deny_cid'] = ((x($arr,'deny_cid')) ? trim($arr['deny_cid']) : '');
925 $arr['deny_gid'] = ((x($arr,'deny_gid')) ? trim($arr['deny_gid']) : '');
926 $arr['private'] = ((x($arr,'private')) ? intval($arr['private']) : 0 );
927 $arr['bookmark'] = ((x($arr,'bookmark')) ? intval($arr['bookmark']) : 0 );
928 $arr['body'] = ((x($arr,'body')) ? trim($arr['body']) : '');
929 $arr['tag'] = ((x($arr,'tag')) ? notags(trim($arr['tag'])) : '');
930 $arr['attach'] = ((x($arr,'attach')) ? notags(trim($arr['attach'])) : '');
931 $arr['app'] = ((x($arr,'app')) ? notags(trim($arr['app'])) : '');
932 $arr['origin'] = ((x($arr,'origin')) ? intval($arr['origin']) : 0 );
933 $arr['guid'] = ((x($arr,'guid')) ? notags(trim($arr['guid'])) : get_guid());
936 $arr['thr-parent'] = $arr['parent-uri'];
937 if($arr['parent-uri'] === $arr['uri']) {
940 $allow_cid = $arr['allow_cid'];
941 $allow_gid = $arr['allow_gid'];
942 $deny_cid = $arr['deny_cid'];
943 $deny_gid = $arr['deny_gid'];
947 // find the parent and snarf the item id and ACL's
948 // and anything else we need to inherit
950 $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d ORDER BY `id` ASC LIMIT 1",
951 dbesc($arr['parent-uri']),
957 // is the new message multi-level threaded?
958 // even though we don't support it now, preserve the info
959 // and re-attach to the conversation parent.
961 if($r[0]['uri'] != $r[0]['parent-uri']) {
962 $arr['parent-uri'] = $r[0]['parent-uri'];
963 $z = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `parent-uri` = '%s' AND `uid` = %d
964 ORDER BY `id` ASC LIMIT 1",
965 dbesc($r[0]['parent-uri']),
966 dbesc($r[0]['parent-uri']),
973 $parent_id = $r[0]['id'];
974 $parent_deleted = $r[0]['deleted'];
975 $allow_cid = $r[0]['allow_cid'];
976 $allow_gid = $r[0]['allow_gid'];
977 $deny_cid = $r[0]['deny_cid'];
978 $deny_gid = $r[0]['deny_gid'];
979 $arr['wall'] = $r[0]['wall'];
981 // if the parent is private, force privacy for the entire conversation
982 // This differs from the above settings as it subtly allows comments from
983 // email correspondents to be private even if the overall thread is not.
986 $arr['private'] = $r[0]['private'];
988 // Edge case. We host a public forum that was originally posted to privately.
989 // The original author commented, but as this is a comment, the permissions
990 // weren't fixed up so it will still show the comment as private unless we fix it here.
992 if((intval($r[0]['forum_mode']) == 1) && (! $r[0]['private']))
997 // Allow one to see reply tweets from status.net even when
998 // we don't have or can't see the original post.
1001 logger('item_store: $force_parent=true, reply converted to top-level post.');
1003 $arr['parent-uri'] = $arr['uri'];
1004 $arr['gravity'] = 0;
1007 logger('item_store: item parent was not found - ignoring item');
1011 $parent_deleted = 0;
1015 $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1019 if($r && count($r)) {
1020 logger('item-store: duplicate item ignored. ' . print_r($arr,true));
1024 call_hooks('post_remote',$arr);
1026 if(x($arr,'cancel')) {
1027 logger('item_store: post cancelled by plugin.');
1033 logger('item_store: ' . print_r($arr,true), LOGGER_DATA);
1035 $r = dbq("INSERT INTO `item` (`"
1036 . implode("`, `", array_keys($arr))
1038 . implode("', '", array_values($arr))
1041 // find the item we just created
1043 $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' AND `uid` = %d ORDER BY `id` ASC ",
1044 $arr['uri'], // already dbesc'd
1049 $current_post = $r[0]['id'];
1050 logger('item_store: created item ' . $current_post);
1053 logger('item_store: could not locate created item');
1057 logger('item_store: duplicated post occurred. Removing duplicates.');
1058 q("DELETE FROM `item` WHERE `uri` = '%s' AND `uid` = %d AND `id` != %d ",
1060 intval($arr['uid']),
1061 intval($current_post)
1065 if((! $parent_id) || ($arr['parent-uri'] === $arr['uri']))
1066 $parent_id = $current_post;
1068 if(strlen($allow_cid) || strlen($allow_gid) || strlen($deny_cid) || strlen($deny_gid))
1071 $private = $arr['private'];
1073 // Set parent id - and also make sure to inherit the parent's ACL's.
1075 $r = q("UPDATE `item` SET `parent` = %d, `allow_cid` = '%s', `allow_gid` = '%s',
1076 `deny_cid` = '%s', `deny_gid` = '%s', `private` = %d, `deleted` = %d WHERE `id` = %d LIMIT 1",
1083 intval($parent_deleted),
1084 intval($current_post)
1087 $arr['id'] = $current_post;
1088 $arr['parent'] = $parent_id;
1089 $arr['allow_cid'] = $allow_cid;
1090 $arr['allow_gid'] = $allow_gid;
1091 $arr['deny_cid'] = $deny_cid;
1092 $arr['deny_gid'] = $deny_gid;
1093 $arr['private'] = $private;
1094 $arr['deleted'] = $parent_deleted;
1095 call_hooks('post_remote_end',$arr);
1097 // update the commented timestamp on the parent
1099 q("UPDATE `item` set `commented` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1",
1100 dbesc(datetime_convert()),
1101 dbesc(datetime_convert()),
1106 q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
1107 intval($current_post),
1108 dbesc($dsprsig->signed_text),
1109 dbesc($dsprsig->signature),
1110 dbesc($dsprsig->signer)
1116 * If this is now the last-child, force all _other_ children of this parent to *not* be last-child
1119 if($arr['last-child']) {
1120 $r = q("UPDATE `item` SET `last-child` = 0 WHERE `parent-uri` = '%s' AND `uid` = %d AND `id` != %d",
1122 intval($arr['uid']),
1123 intval($current_post)
1127 tag_deliver($arr['uid'],$current_post);
1129 return $current_post;
1132 function get_item_contact($item,$contacts) {
1133 if(! count($contacts) || (! is_array($item)))
1135 foreach($contacts as $contact) {
1136 if($contact['id'] == $item['contact-id']) {
1138 break; // NOTREACHED
1145 function tag_deliver($uid,$item_id) {
1147 // look for mention tags and setup a second delivery chain for forum/community posts if appropriate
1153 $u = q("select * from user where uid = %d limit 1",
1159 $community_page = (($u[0]['page-flags'] == PAGE_COMMUNITY) ? true : false);
1160 $prvgroup = (($u[0]['page-flags'] == PAGE_PRVGROUP) ? true : false);
1163 $i = q("select * from item where id = %d and uid = %d limit 1",
1172 $link = normalise_link($a->get_baseurl() . '/profile/' . $u[0]['nickname']);
1174 // Diaspora uses their own hardwired link URL in @-tags
1175 // instead of the one we supply with webfinger
1177 $dlink = normalise_link($a->get_baseurl() . '/u/' . $u[0]['nickname']);
1179 $cnt = preg_match_all('/[\@\!]\[url\=(.*?)\](.*?)\[\/url\]/ism',$item['body'],$matches,PREG_SET_ORDER);
1181 foreach($matches as $mtch) {
1182 if(link_compare($link,$mtch[1]) || link_compare($dlink,$mtch[1])) {
1184 logger('tag_deliver: mention found: ' . $mtch[2]);
1192 // send a notification
1194 // use a local photo if we have one
1196 $r = q("select * from contact where uid = %d and nurl = '%s' limit 1",
1197 intval($u[0]['uid']),
1198 dbesc(normalise_link($item['author-link']))
1200 $photo = (($r && count($r)) ? $r[0]['thumb'] : $item['author-avatar']);
1203 require_once('include/enotify.php');
1205 'type' => NOTIFY_TAGSELF,
1206 'notify_flags' => $u[0]['notify-flags'],
1207 'language' => $u[0]['language'],
1208 'to_name' => $u[0]['username'],
1209 'to_email' => $u[0]['email'],
1210 'uid' => $u[0]['uid'],
1212 'link' => $a->get_baseurl() . '/display/' . $u[0]['nickname'] . '/' . $item['id'],
1213 'source_name' => $item['author-name'],
1214 'source_link' => $item['author-link'],
1215 'source_photo' => $photo,
1216 'verb' => ACTIVITY_TAG,
1221 $arr = array('item' => $item, 'user' => $u[0], 'contact' => $r[0]);
1223 call_hooks('tagged', $arr);
1225 if((! $community_page) && (! $prvgroup))
1229 // tgroup delivery - setup a second delivery chain
1230 // prevent delivery looping - only proceed
1231 // if the message originated elsewhere and is a top-level post
1233 if(($item['wall']) || ($item['origin']) || ($item['id'] != $item['parent']))
1236 // now change this copy of the post to a forum head message and deliver to all the tgroup members
1239 $c = q("select name, url, thumb from contact where self = 1 and uid = %d limit 1",
1240 intval($u[0]['uid'])
1245 // also reset all the privacy bits to the forum default permissions
1247 $private = ($u[0]['allow_cid'] || $u[0]['allow_gid'] || $u[0]['deny_cid'] || $u[0]['deny_gid']) ? 1 : 0;
1249 $forum_mode = (($prvgroup) ? 2 : 1);
1251 q("update item set wall = 1, origin = 1, forum_mode = %d, `owner-name` = '%s', `owner-link` = '%s', `owner-avatar` = '%s',
1252 `private` = %d, `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s' where id = %d limit 1",
1253 intval($forum_mode),
1254 dbesc($c[0]['name']),
1255 dbesc($c[0]['url']),
1256 dbesc($c[0]['thumb']),
1258 dbesc($u[0]['allow_cid']),
1259 dbesc($u[0]['allow_gid']),
1260 dbesc($u[0]['deny_cid']),
1261 dbesc($u[0]['deny_gid']),
1265 proc_run('php','include/notifier.php','tgroup',$item_id);
1271 function tgroup_check($uid,$item) {
1277 // check that the message originated elsewhere and is a top-level post
1279 if(($item['wall']) || ($item['origin']) || ($item['uri'] != $item['parent-uri']))
1283 $u = q("select * from user where uid = %d limit 1",
1289 $community_page = (($u[0]['page-flags'] == PAGE_COMMUNITY) ? true : false);
1290 $prvgroup = (($u[0]['page-flags'] == PAGE_PRVGROUP) ? true : false);
1293 $link = normalise_link($a->get_baseurl() . '/profile/' . $u[0]['nickname']);
1295 // Diaspora uses their own hardwired link URL in @-tags
1296 // instead of the one we supply with webfinger
1298 $dlink = normalise_link($a->get_baseurl() . '/u/' . $u[0]['nickname']);
1300 $cnt = preg_match_all('/[\@\!]\[url\=(.*?)\](.*?)\[\/url\]/ism',$item['body'],$matches,PREG_SET_ORDER);
1302 foreach($matches as $mtch) {
1303 if(link_compare($link,$mtch[1]) || link_compare($dlink,$mtch[1])) {
1305 logger('tgroup_check: mention found: ' . $mtch[2]);
1313 if((! $community_page) && (! $prvgroup))
1327 function dfrn_deliver($owner,$contact,$atom, $dissolve = false) {
1331 $idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
1333 if($contact['duplex'] && $contact['dfrn-id'])
1334 $idtosend = '0:' . $orig_id;
1335 if($contact['duplex'] && $contact['issued-id'])
1336 $idtosend = '1:' . $orig_id;
1338 $rino = ((function_exists('mcrypt_encrypt')) ? 1 : 0);
1340 $rino_enable = get_config('system','rino_encrypt');
1345 $ssl_val = intval(get_config('system','ssl_policy'));
1349 case SSL_POLICY_FULL:
1350 $ssl_policy = 'full';
1352 case SSL_POLICY_SELFSIGN:
1353 $ssl_policy = 'self';
1355 case SSL_POLICY_NONE:
1357 $ssl_policy = 'none';
1361 $url = $contact['notify'] . '&dfrn_id=' . $idtosend . '&dfrn_version=' . DFRN_PROTOCOL_VERSION . (($rino) ? '&rino=1' : '');
1363 logger('dfrn_deliver: ' . $url);
1365 $xml = fetch_url($url);
1367 $curl_stat = $a->get_curl_code();
1369 return(-1); // timed out
1371 logger('dfrn_deliver: ' . $xml, LOGGER_DATA);
1376 if(strpos($xml,'<?xml') === false) {
1377 logger('dfrn_deliver: no valid XML returned');
1378 logger('dfrn_deliver: returned XML: ' . $xml, LOGGER_DATA);
1382 $res = parse_xml_string($xml);
1384 if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
1385 return (($res->status) ? $res->status : 3);
1387 $postvars = array();
1388 $sent_dfrn_id = hex2bin((string) $res->dfrn_id);
1389 $challenge = hex2bin((string) $res->challenge);
1390 $perm = (($res->perm) ? $res->perm : null);
1391 $dfrn_version = (float) (($res->dfrn_version) ? $res->dfrn_version : 2.0);
1392 $rino_allowed = ((intval($res->rino) === 1) ? 1 : 0);
1393 $page = (($owner['page-flags'] == PAGE_COMMUNITY) ? 1 : 0);
1395 if($owner['page-flags'] == PAGE_PRVGROUP)
1398 $final_dfrn_id = '';
1401 if((($perm == 'rw') && (! intval($contact['writable'])))
1402 || (($perm == 'r') && (intval($contact['writable'])))) {
1403 q("update contact set writable = %d where id = %d limit 1",
1404 intval(($perm == 'rw') ? 1 : 0),
1405 intval($contact['id'])
1407 $contact['writable'] = (string) 1 - intval($contact['writable']);
1411 if(($contact['duplex'] && strlen($contact['pubkey']))
1412 || ($owner['page-flags'] == PAGE_COMMUNITY && strlen($contact['pubkey']))
1413 || ($contact['rel'] == CONTACT_IS_SHARING && strlen($contact['pubkey']))) {
1414 openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']);
1415 openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
1418 openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']);
1419 openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']);
1422 $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
1424 if(strpos($final_dfrn_id,':') == 1)
1425 $final_dfrn_id = substr($final_dfrn_id,2);
1427 if($final_dfrn_id != $orig_id) {
1428 logger('dfrn_deliver: wrong dfrn_id.');
1429 // did not decode properly - cannot trust this site
1433 $postvars['dfrn_id'] = $idtosend;
1434 $postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
1436 $postvars['dissolve'] = '1';
1439 if((($contact['rel']) && ($contact['rel'] != CONTACT_IS_SHARING) && (! $contact['blocked'])) || ($owner['page-flags'] == PAGE_COMMUNITY)) {
1440 $postvars['data'] = $atom;
1441 $postvars['perm'] = 'rw';
1444 $postvars['data'] = str_replace('<dfrn:comment-allow>1','<dfrn:comment-allow>0',$atom);
1445 $postvars['perm'] = 'r';
1448 $postvars['ssl_policy'] = $ssl_policy;
1451 $postvars['page'] = $page;
1453 if($rino && $rino_allowed && (! $dissolve)) {
1454 $key = substr(random_string(),0,16);
1455 $data = bin2hex(aes_encrypt($postvars['data'],$key));
1456 $postvars['data'] = $data;
1457 logger('rino: sent key = ' . $key, LOGGER_DEBUG);
1460 if($dfrn_version >= 2.1) {
1461 if(($contact['duplex'] && strlen($contact['pubkey']))
1462 || ($owner['page-flags'] == PAGE_COMMUNITY && strlen($contact['pubkey']))
1463 || ($contact['rel'] == CONTACT_IS_SHARING && strlen($contact['pubkey']))) {
1465 openssl_public_encrypt($key,$postvars['key'],$contact['pubkey']);
1468 openssl_private_encrypt($key,$postvars['key'],$contact['prvkey']);
1472 if(($contact['duplex'] && strlen($contact['prvkey'])) || ($owner['page-flags'] == PAGE_COMMUNITY)) {
1473 openssl_private_encrypt($key,$postvars['key'],$contact['prvkey']);
1476 openssl_public_encrypt($key,$postvars['key'],$contact['pubkey']);
1480 logger('md5 rawkey ' . md5($postvars['key']));
1482 $postvars['key'] = bin2hex($postvars['key']);
1485 logger('dfrn_deliver: ' . "SENDING: " . print_r($postvars,true), LOGGER_DATA);
1487 $xml = post_url($contact['notify'],$postvars);
1489 logger('dfrn_deliver: ' . "RECEIVED: " . $xml, LOGGER_DATA);
1491 $curl_stat = $a->get_curl_code();
1492 if((! $curl_stat) || (! strlen($xml)))
1493 return(-1); // timed out
1495 if(($curl_stat == 503) && (stristr($a->get_curl_headers(),'retry-after')))
1498 if(strpos($xml,'<?xml') === false) {
1499 logger('dfrn_deliver: phase 2: no valid XML returned');
1500 logger('dfrn_deliver: phase 2: returned XML: ' . $xml, LOGGER_DATA);
1504 if($contact['term-date'] != '0000-00-00 00:00:00') {
1505 logger("dfrn_deliver: $url back from the dead - removing mark for death");
1506 require_once('include/Contact.php');
1507 unmark_for_death($contact);
1510 $res = parse_xml_string($xml);
1512 return $res->status;
1518 * consume_feed - process atom feed and update anything/everything we might need to update
1520 * $xml = the (atom) feed to consume - RSS isn't as fully supported but may work for simple feeds.
1522 * $importer = the contact_record (joined to user_record) of the local user who owns this relationship.
1523 * It is this person's stuff that is going to be updated.
1524 * $contact = the person who is sending us stuff. If not set, we MAY be processing a "follow" activity
1525 * from an external network and MAY create an appropriate contact record. Otherwise, we MUST
1526 * have a contact record.
1527 * $hub = should we find a hub declation in the feed, pass it back to our calling process, who might (or
1528 * might not) try and subscribe to it.
1529 * $datedir sorts in reverse order
1530 * $pass - by default ($pass = 0) we cannot guarantee that a parent item has been
1531 * imported prior to its children being seen in the stream unless we are certain
1532 * of how the feed is arranged/ordered.
1533 * With $pass = 1, we only pull parent items out of the stream.
1534 * With $pass = 2, we only pull children (comments/likes).
1536 * So running this twice, first with pass 1 and then with pass 2 will do the right
1537 * thing regardless of feed ordering. This won't be adequate in a fully-threaded
1538 * model where comments can have sub-threads. That would require some massive sorting
1539 * to get all the feed items into a mostly linear ordering, and might still require
1543 function consume_feed($xml,$importer,&$contact, &$hub, $datedir = 0, $pass = 0) {
1545 require_once('library/simplepie/simplepie.inc');
1547 if(! strlen($xml)) {
1548 logger('consume_feed: empty input');
1552 $feed = new SimplePie();
1553 $feed->set_raw_data($xml);
1555 $feed->enable_order_by_date(true);
1557 $feed->enable_order_by_date(false);
1561 logger('consume_feed: Error parsing XML: ' . $feed->error());
1563 $permalink = $feed->get_permalink();
1565 // Check at the feed level for updated contact name and/or photo
1569 $photo_timestamp = '';
1573 $hubs = $feed->get_links('hub');
1574 logger('consume_feed: hubs: ' . print_r($hubs,true), LOGGER_DATA);
1577 $hub = implode(',', $hubs);
1579 $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'owner');
1581 $rawtags = $feed->get_feed_tags( SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
1583 $elems = $rawtags[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10];
1584 if($elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated']) {
1585 $name_updated = $elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated'];
1586 $new_name = $elems['name'][0]['data'];
1588 if((x($elems,'link')) && ($elems['link'][0]['attribs']['']['rel'] === 'photo') && ($elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated'])) {
1589 $photo_timestamp = datetime_convert('UTC','UTC',$elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated']);
1590 $photo_url = $elems['link'][0]['attribs']['']['href'];
1593 if((x($rawtags[0]['child'], NAMESPACE_DFRN)) && (x($rawtags[0]['child'][NAMESPACE_DFRN],'birthday'))) {
1594 $birthday = datetime_convert('UTC','UTC', $rawtags[0]['child'][NAMESPACE_DFRN]['birthday'][0]['data']);
1598 if((is_array($contact)) && ($photo_timestamp) && (strlen($photo_url)) && ($photo_timestamp > $contact['avatar-date'])) {
1599 logger('consume_feed: Updating photo for ' . $contact['name']);
1600 require_once("Photo.php");
1601 $photo_failure = false;
1602 $have_photo = false;
1604 $r = q("SELECT `resource-id` FROM `photo` WHERE `contact-id` = %d AND `uid` = %d LIMIT 1",
1605 intval($contact['id']),
1606 intval($contact['uid'])
1609 $resource_id = $r[0]['resource-id'];
1613 $resource_id = photo_new_resource();
1616 $img_str = fetch_url($photo_url,true);
1617 // guess mimetype from headers or filename
1618 $type = guess_image_type($photo_url,true);
1621 $img = new Photo($img_str, $type);
1622 if($img->is_valid()) {
1624 q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `contact-id` = %d AND `uid` = %d",
1625 dbesc($resource_id),
1626 intval($contact['id']),
1627 intval($contact['uid'])
1631 $img->scaleImageSquare(175);
1633 $hash = $resource_id;
1634 $r = $img->store($contact['uid'], $contact['id'], $hash, basename($photo_url), 'Contact Photos', 4);
1636 $img->scaleImage(80);
1637 $r = $img->store($contact['uid'], $contact['id'], $hash, basename($photo_url), 'Contact Photos', 5);
1639 $img->scaleImage(48);
1640 $r = $img->store($contact['uid'], $contact['id'], $hash, basename($photo_url), 'Contact Photos', 6);
1644 q("UPDATE `contact` SET `avatar-date` = '%s', `photo` = '%s', `thumb` = '%s', `micro` = '%s'
1645 WHERE `uid` = %d AND `id` = %d LIMIT 1",
1646 dbesc(datetime_convert()),
1647 dbesc($a->get_baseurl() . '/photo/' . $hash . '-4.'.$img->getExt()),
1648 dbesc($a->get_baseurl() . '/photo/' . $hash . '-5.'.$img->getExt()),
1649 dbesc($a->get_baseurl() . '/photo/' . $hash . '-6.'.$img->getExt()),
1650 intval($contact['uid']),
1651 intval($contact['id'])
1656 if((is_array($contact)) && ($name_updated) && (strlen($new_name)) && ($name_updated > $contact['name-date'])) {
1657 $r = q("select * from contact where uid = %d and id = %d limit 1",
1658 intval($contact['uid']),
1659 intval($contact['id'])
1662 $x = q("UPDATE `contact` SET `name` = '%s', `name-date` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
1663 dbesc(notags(trim($new_name))),
1664 dbesc(datetime_convert()),
1665 intval($contact['uid']),
1666 intval($contact['id'])
1669 // do our best to update the name on content items
1672 q("update item set `author-name` = '%s' where `author-name` = '%s' and `author-link` = '%s' and uid = %d",
1673 dbesc(notags(trim($new_name))),
1674 dbesc($r[0]['name']),
1675 dbesc($r[0]['url']),
1676 intval($contact['uid'])
1681 if(strlen($birthday)) {
1682 if(substr($birthday,0,4) != $contact['bdyear']) {
1683 logger('consume_feed: updating birthday: ' . $birthday);
1687 * Add new birthday event for this person
1689 * $bdtext is just a readable placeholder in case the event is shared
1690 * with others. We will replace it during presentation to our $importer
1691 * to contain a sparkle link and perhaps a photo.
1695 $bdtext = sprintf( t('%s\'s birthday'), $contact['name']);
1696 $bdtext2 = sprintf( t('Happy Birthday %s'), ' [url=' . $contact['url'] . ']' . $contact['name'] . '[/url]' ) ;
1699 $r = q("INSERT INTO `event` (`uid`,`cid`,`created`,`edited`,`start`,`finish`,`summary`,`desc`,`type`)
1700 VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s' ) ",
1701 intval($contact['uid']),
1702 intval($contact['id']),
1703 dbesc(datetime_convert()),
1704 dbesc(datetime_convert()),
1705 dbesc(datetime_convert('UTC','UTC', $birthday)),
1706 dbesc(datetime_convert('UTC','UTC', $birthday . ' + 1 day ')),
1715 q("UPDATE `contact` SET `bdyear` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
1716 dbesc(substr($birthday,0,4)),
1717 intval($contact['uid']),
1718 intval($contact['id'])
1721 // This function is called twice without reloading the contact
1722 // Make sure we only create one event. This is why &$contact
1723 // is a reference var in this function
1725 $contact['bdyear'] = substr($birthday,0,4);
1730 $community_page = 0;
1731 $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'community');
1733 $community_page = intval($rawtags[0]['data']);
1735 if(is_array($contact) && intval($contact['forum']) != $community_page) {
1736 q("update contact set forum = %d where id = %d limit 1",
1737 intval($community_page),
1738 intval($contact['id'])
1740 $contact['forum'] = (string) $community_page;
1744 // process any deleted entries
1746 $del_entries = $feed->get_feed_tags(NAMESPACE_TOMB, 'deleted-entry');
1747 if(is_array($del_entries) && count($del_entries) && $pass != 2) {
1748 foreach($del_entries as $dentry) {
1750 if(isset($dentry['attribs']['']['ref'])) {
1751 $uri = $dentry['attribs']['']['ref'];
1753 if(isset($dentry['attribs']['']['when'])) {
1754 $when = $dentry['attribs']['']['when'];
1755 $when = datetime_convert('UTC','UTC', $when, 'Y-m-d H:i:s');
1758 $when = datetime_convert('UTC','UTC','now','Y-m-d H:i:s');
1760 if($deleted && is_array($contact)) {
1761 $r = q("SELECT `item`.*, `contact`.`self` FROM `item` left join `contact` on `item`.`contact-id` = `contact`.`id`
1762 WHERE `uri` = '%s' AND `item`.`uid` = %d AND `contact-id` = %d AND NOT `item`.`file` LIKE '%%[%%' LIMIT 1",
1764 intval($importer['uid']),
1765 intval($contact['id'])
1770 if(! $item['deleted'])
1771 logger('consume_feed: deleting item ' . $item['id'] . ' uri=' . $item['uri'], LOGGER_DEBUG);
1773 if(($item['verb'] === ACTIVITY_TAG) && ($item['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
1774 $xo = parse_xml_string($item['object'],false);
1775 $xt = parse_xml_string($item['target'],false);
1776 if($xt->type === ACTIVITY_OBJ_NOTE) {
1777 $i = q("select * from `item` where uri = '%s' and uid = %d limit 1",
1779 intval($importer['importer_uid'])
1783 // For tags, the owner cannot remove the tag on the author's copy of the post.
1785 $owner_remove = (($item['contact-id'] == $i[0]['contact-id']) ? true: false);
1786 $author_remove = (($item['origin'] && $item['self']) ? true : false);
1787 $author_copy = (($item['origin']) ? true : false);
1789 if($owner_remove && $author_copy)
1791 if($author_remove || $owner_remove) {
1792 $tags = explode(',',$i[0]['tag']);
1795 foreach($tags as $tag)
1796 if(trim($tag) !== trim($xo->body))
1797 $newtags[] = trim($tag);
1799 q("update item set tag = '%s' where id = %d limit 1",
1800 dbesc(implode(',',$newtags)),
1808 if($item['uri'] == $item['parent-uri']) {
1809 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
1810 `body` = '', `title` = ''
1811 WHERE `parent-uri` = '%s' AND `uid` = %d",
1813 dbesc(datetime_convert()),
1814 dbesc($item['uri']),
1815 intval($importer['uid'])
1819 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
1820 `body` = '', `title` = ''
1821 WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1823 dbesc(datetime_convert()),
1825 intval($importer['uid'])
1827 if($item['last-child']) {
1828 // ensure that last-child is set in case the comment that had it just got wiped.
1829 q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
1830 dbesc(datetime_convert()),
1831 dbesc($item['parent-uri']),
1832 intval($item['uid'])
1834 // who is the last child now?
1835 $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `moderated` = 0 AND `uid` = %d
1836 ORDER BY `created` DESC LIMIT 1",
1837 dbesc($item['parent-uri']),
1838 intval($importer['uid'])
1841 q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
1852 // Now process the feed
1854 if($feed->get_item_quantity()) {
1856 logger('consume_feed: feed item count = ' . $feed->get_item_quantity());
1858 // in inverse date order
1860 $items = array_reverse($feed->get_items());
1862 $items = $feed->get_items();
1865 foreach($items as $item) {
1868 $item_id = $item->get_id();
1869 $rawthread = $item->get_item_tags( NAMESPACE_THREAD,'in-reply-to');
1870 if(isset($rawthread[0]['attribs']['']['ref'])) {
1872 $parent_uri = $rawthread[0]['attribs']['']['ref'];
1875 if(($is_reply) && is_array($contact)) {
1880 // not allowed to post
1882 if($contact['rel'] == CONTACT_IS_FOLLOWER)
1886 // Have we seen it? If not, import it.
1888 $item_id = $item->get_id();
1889 $datarray = get_atom_elements($feed,$item);
1891 if((! x($datarray,'author-name')) && ($contact['network'] != NETWORK_DFRN))
1892 $datarray['author-name'] = $contact['name'];
1893 if((! x($datarray,'author-link')) && ($contact['network'] != NETWORK_DFRN))
1894 $datarray['author-link'] = $contact['url'];
1895 if((! x($datarray,'author-avatar')) && ($contact['network'] != NETWORK_DFRN))
1896 $datarray['author-avatar'] = $contact['thumb'];
1898 if((! x($datarray,'author-name')) || (! x($datarray,'author-link'))) {
1899 logger('consume_feed: no author information! ' . print_r($datarray,true));
1903 $force_parent = false;
1904 if($contact['network'] === NETWORK_OSTATUS || stristr($contact['url'],'twitter.com')) {
1905 if($contact['network'] === NETWORK_OSTATUS)
1906 $force_parent = true;
1907 if(strlen($datarray['title']))
1908 unset($datarray['title']);
1909 $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
1910 dbesc(datetime_convert()),
1912 intval($importer['uid'])
1914 $datarray['last-child'] = 1;
1918 $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1920 intval($importer['uid'])
1923 // Update content if 'updated' changes
1926 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
1928 // do not accept (ignore) an earlier edit than one we currently have.
1929 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
1932 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1933 dbesc($datarray['title']),
1934 dbesc($datarray['body']),
1935 dbesc($datarray['tag']),
1936 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
1938 intval($importer['uid'])
1942 // update last-child if it changes
1944 $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
1945 if(($allow) && ($allow[0]['data'] != $r[0]['last-child'])) {
1946 $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
1947 dbesc(datetime_convert()),
1949 intval($importer['uid'])
1951 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1952 intval($allow[0]['data']),
1953 dbesc(datetime_convert()),
1955 intval($importer['uid'])
1962 if(($contact['network'] === NETWORK_FEED) || (! strlen($contact['notify']))) {
1963 // one way feed - no remote comment ability
1964 $datarray['last-child'] = 0;
1966 $datarray['parent-uri'] = $parent_uri;
1967 $datarray['uid'] = $importer['uid'];
1968 $datarray['contact-id'] = $contact['id'];
1969 if((activity_match($datarray['verb'],ACTIVITY_LIKE)) || (activity_match($datarray['verb'],ACTIVITY_DISLIKE))) {
1970 $datarray['type'] = 'activity';
1971 $datarray['gravity'] = GRAVITY_LIKE;
1972 // only one like or dislike per person
1973 $r = q("select id from item where uid = %d and `contact-id` = %d and verb ='%s' and deleted = 0 and (`parent-uri` = '%s' OR `thr-parent` = '%s') limit 1",
1974 intval($datarray['uid']),
1975 intval($datarray['contact-id']),
1976 dbesc($datarray['verb']),
1984 if(($datarray['verb'] === ACTIVITY_TAG) && ($datarray['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
1985 $xo = parse_xml_string($datarray['object'],false);
1986 $xt = parse_xml_string($datarray['target'],false);
1988 if($xt->type == ACTIVITY_OBJ_NOTE) {
1989 $r = q("select * from item where `uri` = '%s' AND `uid` = %d limit 1",
1991 intval($importer['importer_uid'])
1996 // extract tag, if not duplicate, add to parent item
1997 if($xo->id && $xo->content) {
1998 $newtag = '#[url=' . $xo->id . ']'. $xo->content . '[/url]';
1999 if(! (stristr($r[0]['tag'],$newtag))) {
2000 q("UPDATE item SET tag = '%s' WHERE id = %d LIMIT 1",
2001 dbesc($r[0]['tag'] . (strlen($r[0]['tag']) ? ',' : '') . $newtag),
2009 $r = item_store($datarray,$force_parent);
2015 // Head post of a conversation. Have we seen it? If not, import it.
2017 $item_id = $item->get_id();
2019 $datarray = get_atom_elements($feed,$item);
2021 if(is_array($contact)) {
2022 if((! x($datarray,'author-name')) && ($contact['network'] != NETWORK_DFRN))
2023 $datarray['author-name'] = $contact['name'];
2024 if((! x($datarray,'author-link')) && ($contact['network'] != NETWORK_DFRN))
2025 $datarray['author-link'] = $contact['url'];
2026 if((! x($datarray,'author-avatar')) && ($contact['network'] != NETWORK_DFRN))
2027 $datarray['author-avatar'] = $contact['thumb'];
2030 if((! x($datarray,'author-name')) || (! x($datarray,'author-link'))) {
2031 logger('consume_feed: no author information! ' . print_r($datarray,true));
2035 // special handling for events
2037 if((x($datarray,'object-type')) && ($datarray['object-type'] === ACTIVITY_OBJ_EVENT)) {
2038 $ev = bbtoevent($datarray['body']);
2039 if(x($ev,'desc') && x($ev,'start')) {
2040 $ev['uid'] = $importer['uid'];
2041 $ev['uri'] = $item_id;
2042 $ev['edited'] = $datarray['edited'];
2043 $ev['private'] = $datarray['private'];
2045 if(is_array($contact))
2046 $ev['cid'] = $contact['id'];
2047 $r = q("SELECT * FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2049 intval($importer['uid'])
2052 $ev['id'] = $r[0]['id'];
2053 $xyz = event_store($ev);
2058 if($contact['network'] === NETWORK_OSTATUS || stristr($contact['url'],'twitter.com')) {
2059 if(strlen($datarray['title']))
2060 unset($datarray['title']);
2061 $datarray['last-child'] = 1;
2065 $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2067 intval($importer['uid'])
2070 // Update content if 'updated' changes
2073 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
2075 // do not accept (ignore) an earlier edit than one we currently have.
2076 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
2079 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2080 dbesc($datarray['title']),
2081 dbesc($datarray['body']),
2082 dbesc($datarray['tag']),
2083 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
2085 intval($importer['uid'])
2089 // update last-child if it changes
2091 $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
2092 if($allow && $allow[0]['data'] != $r[0]['last-child']) {
2093 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2094 intval($allow[0]['data']),
2095 dbesc(datetime_convert()),
2097 intval($importer['uid'])
2103 if(activity_match($datarray['verb'],ACTIVITY_FOLLOW)) {
2104 logger('consume-feed: New follower');
2105 new_follower($importer,$contact,$datarray,$item);
2108 if(activity_match($datarray['verb'],ACTIVITY_UNFOLLOW)) {
2109 lose_follower($importer,$contact,$datarray,$item);
2113 if(activity_match($datarray['verb'],ACTIVITY_REQ_FRIEND)) {
2114 logger('consume-feed: New friend request');
2115 new_follower($importer,$contact,$datarray,$item,true);
2118 if(activity_match($datarray['verb'],ACTIVITY_UNFRIEND)) {
2119 lose_sharer($importer,$contact,$datarray,$item);
2124 if(! is_array($contact))
2128 if(($contact['network'] === NETWORK_FEED) || (! strlen($contact['notify']))) {
2129 // one way feed - no remote comment ability
2130 $datarray['last-child'] = 0;
2132 if($contact['network'] === NETWORK_FEED)
2133 $datarray['private'] = 2;
2135 // This is my contact on another system, but it's really me.
2136 // Turn this into a wall post.
2138 if($contact['remote_self']) {
2139 $datarray['wall'] = 1;
2140 if($contact['network'] === NETWORK_FEED) {
2141 $datarray['private'] = 0;
2145 $datarray['parent-uri'] = $item_id;
2146 $datarray['uid'] = $importer['uid'];
2147 $datarray['contact-id'] = $contact['id'];
2149 if(! link_compare($datarray['owner-link'],$contact['url'])) {
2150 // The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery,
2151 // but otherwise there's a possible data mixup on the sender's system.
2152 // the tgroup delivery code called from item_store will correct it if it's a forum,
2153 // but we're going to unconditionally correct it here so that the post will always be owned by our contact.
2154 logger('consume_feed: Correcting item owner.', LOGGER_DEBUG);
2155 $datarray['owner-name'] = $contact['name'];
2156 $datarray['owner-link'] = $contact['url'];
2157 $datarray['owner-avatar'] = $contact['thumb'];
2160 // We've allowed "followers" to reach this point so we can decide if they are
2161 // posting an @-tag delivery, which followers are allowed to do for certain
2162 // page types. Now that we've parsed the post, let's check if it is legit. Otherwise ignore it.
2164 if(($contact['rel'] == CONTACT_IS_FOLLOWER) && (! tgroup_check($importer['uid'],$datarray)))
2168 $r = item_store($datarray);
2176 function local_delivery($importer,$data) {
2179 logger(__function__, LOGGER_TRACE);
2181 if($importer['readonly']) {
2182 // We aren't receiving stuff from this person. But we will quietly ignore them
2183 // rather than a blatant "go away" message.
2184 logger('local_delivery: ignoring');
2189 // Consume notification feed. This may differ from consuming a public feed in several ways
2190 // - might contain email or friend suggestions
2191 // - might contain remote followup to our message
2192 // - in which case we need to accept it and then notify other conversants
2193 // - we may need to send various email notifications
2195 $feed = new SimplePie();
2196 $feed->set_raw_data($data);
2197 $feed->enable_order_by_date(false);
2202 logger('local_delivery: Error parsing XML: ' . $feed->error());
2205 // Check at the feed level for updated contact name and/or photo
2209 $photo_timestamp = '';
2213 $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'owner');
2215 // Fallback should not be needed here. If it isn't DFRN it won't have DFRN updated tags
2217 // $rawtags = $feed->get_feed_tags( SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
2220 $elems = $rawtags[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10];
2221 if($elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated']) {
2222 $name_updated = $elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated'];
2223 $new_name = $elems['name'][0]['data'];
2225 if((x($elems,'link')) && ($elems['link'][0]['attribs']['']['rel'] === 'photo') && ($elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated'])) {
2226 $photo_timestamp = datetime_convert('UTC','UTC',$elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated']);
2227 $photo_url = $elems['link'][0]['attribs']['']['href'];
2231 if(($photo_timestamp) && (strlen($photo_url)) && ($photo_timestamp > $importer['avatar-date'])) {
2232 logger('local_delivery: Updating photo for ' . $importer['name']);
2233 require_once("Photo.php");
2234 $photo_failure = false;
2235 $have_photo = false;
2237 $r = q("SELECT `resource-id` FROM `photo` WHERE `contact-id` = %d AND `uid` = %d LIMIT 1",
2238 intval($importer['id']),
2239 intval($importer['importer_uid'])
2242 $resource_id = $r[0]['resource-id'];
2246 $resource_id = photo_new_resource();
2249 $img_str = fetch_url($photo_url,true);
2250 // guess mimetype from headers or filename
2251 $type = guess_image_type($photo_url,true);
2254 $img = new Photo($img_str, $type);
2255 if($img->is_valid()) {
2257 q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `contact-id` = %d AND `uid` = %d",
2258 dbesc($resource_id),
2259 intval($importer['id']),
2260 intval($importer['importer_uid'])
2264 $img->scaleImageSquare(175);
2266 $hash = $resource_id;
2267 $r = $img->store($importer['importer_uid'], $importer['id'], $hash, basename($photo_url), 'Contact Photos', 4);
2269 $img->scaleImage(80);
2270 $r = $img->store($importer['importer_uid'], $importer['id'], $hash, basename($photo_url), 'Contact Photos', 5);
2272 $img->scaleImage(48);
2273 $r = $img->store($importer['importer_uid'], $importer['id'], $hash, basename($photo_url), 'Contact Photos', 6);
2277 q("UPDATE `contact` SET `avatar-date` = '%s', `photo` = '%s', `thumb` = '%s', `micro` = '%s'
2278 WHERE `uid` = %d AND `id` = %d LIMIT 1",
2279 dbesc(datetime_convert()),
2280 dbesc($a->get_baseurl() . '/photo/' . $hash . '-4.'.$img->getExt()),
2281 dbesc($a->get_baseurl() . '/photo/' . $hash . '-5.'.$img->getExt()),
2282 dbesc($a->get_baseurl() . '/photo/' . $hash . '-6.'.$img->getExt()),
2283 intval($importer['importer_uid']),
2284 intval($importer['id'])
2289 if(($name_updated) && (strlen($new_name)) && ($name_updated > $importer['name-date'])) {
2290 $r = q("select * from contact where uid = %d and id = %d limit 1",
2291 intval($importer['importer_uid']),
2292 intval($importer['id'])
2295 $x = q("UPDATE `contact` SET `name` = '%s', `name-date` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
2296 dbesc(notags(trim($new_name))),
2297 dbesc(datetime_convert()),
2298 intval($importer['importer_uid']),
2299 intval($importer['id'])
2302 // do our best to update the name on content items
2305 q("update item set `author-name` = '%s' where `author-name` = '%s' and `author-link` = '%s' and uid = %d",
2306 dbesc(notags(trim($new_name))),
2307 dbesc($r[0]['name']),
2308 dbesc($r[0]['url']),
2309 intval($importer['importer_uid'])
2316 // Currently unsupported - needs a lot of work
2317 $reloc = $feed->get_feed_tags( NAMESPACE_DFRN, 'relocate' );
2318 if(isset($reloc[0]['child'][NAMESPACE_DFRN])) {
2319 $base = $reloc[0]['child'][NAMESPACE_DFRN];
2321 $newloc['uid'] = $importer['importer_uid'];
2322 $newloc['cid'] = $importer['id'];
2323 $newloc['name'] = notags(unxmlify($base['name'][0]['data']));
2324 $newloc['photo'] = notags(unxmlify($base['photo'][0]['data']));
2325 $newloc['thumb'] = notags(unxmlify($base['thumb'][0]['data']));
2326 $newloc['micro'] = notags(unxmlify($base['micro'][0]['data']));
2327 $newloc['url'] = notags(unxmlify($base['url'][0]['data']));
2328 $newloc['request'] = notags(unxmlify($base['request'][0]['data']));
2329 $newloc['confirm'] = notags(unxmlify($base['confirm'][0]['data']));
2330 $newloc['notify'] = notags(unxmlify($base['notify'][0]['data']));
2331 $newloc['poll'] = notags(unxmlify($base['poll'][0]['data']));
2332 $newloc['sitepubkey'] = notags(unxmlify($base['sitepubkey'][0]['data']));
2333 /** relocated user must have original key pair */
2334 /*$newloc['pubkey'] = notags(unxmlify($base['pubkey'][0]['data']));
2335 $newloc['prvkey'] = notags(unxmlify($base['prvkey'][0]['data']));*/
2337 logger("items:relocate contact ".print_r($newloc, true).print_r($importer, true), LOGGER_DEBUG);
2340 $r = q("SELECT photo, url FROM contact WHERE id=%d AND uid=%d;",
2341 intval($importer['id']),
2342 intval($importer['importer_uid']));
2347 $x = q("UPDATE contact SET
2357 `site-pubkey` = '%s'
2358 WHERE id=%d AND uid=%d;",
2359 dbesc($newloc['name']),
2360 dbesc($newloc['photo']),
2361 dbesc($newloc['thumb']),
2362 dbesc($newloc['micro']),
2363 dbesc($newloc['url']),
2364 dbesc($newloc['request']),
2365 dbesc($newloc['confirm']),
2366 dbesc($newloc['notify']),
2367 dbesc($newloc['poll']),
2368 dbesc($newloc['sitepubkey']),
2369 intval($importer['id']),
2370 intval($importer['importer_uid']));
2376 'owner-link' => array($old['url'], $newloc['url']),
2377 'author-link' => array($old['url'], $newloc['url']),
2378 'owner-avatar' => array($old['photo'], $newloc['photo']),
2379 'author-avatar' => array($old['photo'], $newloc['photo']),
2381 foreach ($fields as $n=>$f){
2382 $x = q("UPDATE item SET `%s`='%s' WHERE `%s`='%s' AND uid=%d",
2385 intval($importer['importer_uid']));
2391 // merge with current record, current contents have priority
2392 // update record, set url-updated
2393 // update profile photos
2399 // handle friend suggestion notification
2401 $sugg = $feed->get_feed_tags( NAMESPACE_DFRN, 'suggest' );
2402 if(isset($sugg[0]['child'][NAMESPACE_DFRN])) {
2403 $base = $sugg[0]['child'][NAMESPACE_DFRN];
2405 $fsugg['uid'] = $importer['importer_uid'];
2406 $fsugg['cid'] = $importer['id'];
2407 $fsugg['name'] = notags(unxmlify($base['name'][0]['data']));
2408 $fsugg['photo'] = notags(unxmlify($base['photo'][0]['data']));
2409 $fsugg['url'] = notags(unxmlify($base['url'][0]['data']));
2410 $fsugg['request'] = notags(unxmlify($base['request'][0]['data']));
2411 $fsugg['body'] = escape_tags(unxmlify($base['note'][0]['data']));
2413 // Does our member already have a friend matching this description?
2415 $r = q("SELECT * FROM `contact` WHERE `name` = '%s' AND `nurl` = '%s' AND `uid` = %d LIMIT 1",
2416 dbesc($fsugg['name']),
2417 dbesc(normalise_link($fsugg['url'])),
2418 intval($fsugg['uid'])
2423 // Do we already have an fcontact record for this person?
2426 $r = q("SELECT * FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
2427 dbesc($fsugg['url']),
2428 dbesc($fsugg['name']),
2429 dbesc($fsugg['request'])
2434 // OK, we do. Do we already have an introduction for this person ?
2435 $r = q("select id from intro where uid = %d and fid = %d limit 1",
2436 intval($fsugg['uid']),
2443 $r = q("INSERT INTO `fcontact` ( `name`,`url`,`photo`,`request` ) VALUES ( '%s', '%s', '%s', '%s' ) ",
2444 dbesc($fsugg['name']),
2445 dbesc($fsugg['url']),
2446 dbesc($fsugg['photo']),
2447 dbesc($fsugg['request'])
2449 $r = q("SELECT * FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
2450 dbesc($fsugg['url']),
2451 dbesc($fsugg['name']),
2452 dbesc($fsugg['request'])
2457 // database record did not get created. Quietly give up.
2462 $hash = random_string();
2464 $r = q("INSERT INTO `intro` ( `uid`, `fid`, `contact-id`, `note`, `hash`, `datetime`, `blocked` )
2465 VALUES( %d, %d, %d, '%s', '%s', '%s', %d )",
2466 intval($fsugg['uid']),
2468 intval($fsugg['cid']),
2469 dbesc($fsugg['body']),
2471 dbesc(datetime_convert()),
2476 'type' => NOTIFY_SUGGEST,
2477 'notify_flags' => $importer['notify-flags'],
2478 'language' => $importer['language'],
2479 'to_name' => $importer['username'],
2480 'to_email' => $importer['email'],
2481 'uid' => $importer['importer_uid'],
2483 'link' => $a->get_baseurl() . '/notifications/intros',
2484 'source_name' => $importer['name'],
2485 'source_link' => $importer['url'],
2486 'source_photo' => $importer['photo'],
2487 'verb' => ACTIVITY_REQ_FRIEND,
2496 $rawmail = $feed->get_feed_tags( NAMESPACE_DFRN, 'mail' );
2497 if(isset($rawmail[0]['child'][NAMESPACE_DFRN])) {
2499 logger('local_delivery: private message received');
2502 $base = $rawmail[0]['child'][NAMESPACE_DFRN];
2505 $msg['uid'] = $importer['importer_uid'];
2506 $msg['from-name'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['name'][0]['data']));
2507 $msg['from-photo'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['avatar'][0]['data']));
2508 $msg['from-url'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['uri'][0]['data']));
2509 $msg['contact-id'] = $importer['id'];
2510 $msg['title'] = notags(unxmlify($base['subject'][0]['data']));
2511 $msg['body'] = escape_tags(unxmlify($base['content'][0]['data']));
2513 $msg['replied'] = 0;
2514 $msg['uri'] = notags(unxmlify($base['id'][0]['data']));
2515 $msg['parent-uri'] = notags(unxmlify($base['in-reply-to'][0]['data']));
2516 $msg['created'] = datetime_convert(notags(unxmlify('UTC','UTC',$base['sentdate'][0]['data'])));
2520 $r = dbq("INSERT INTO `mail` (`" . implode("`, `", array_keys($msg))
2521 . "`) VALUES ('" . implode("', '", array_values($msg)) . "')" );
2523 // send notifications.
2525 require_once('include/enotify.php');
2527 $notif_params = array(
2528 'type' => NOTIFY_MAIL,
2529 'notify_flags' => $importer['notify-flags'],
2530 'language' => $importer['language'],
2531 'to_name' => $importer['username'],
2532 'to_email' => $importer['email'],
2533 'uid' => $importer['importer_uid'],
2535 'source_name' => $msg['from-name'],
2536 'source_link' => $importer['url'],
2537 'source_photo' => $importer['thumb'],
2538 'verb' => ACTIVITY_POST,
2542 notification($notif_params);
2548 $community_page = 0;
2549 $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'community');
2551 $community_page = intval($rawtags[0]['data']);
2553 if(intval($importer['forum']) != $community_page) {
2554 q("update contact set forum = %d where id = %d limit 1",
2555 intval($community_page),
2556 intval($importer['id'])
2558 $importer['forum'] = (string) $community_page;
2561 logger('local_delivery: feed item count = ' . $feed->get_item_quantity());
2563 // process any deleted entries
2565 $del_entries = $feed->get_feed_tags(NAMESPACE_TOMB, 'deleted-entry');
2566 if(is_array($del_entries) && count($del_entries)) {
2567 foreach($del_entries as $dentry) {
2569 if(isset($dentry['attribs']['']['ref'])) {
2570 $uri = $dentry['attribs']['']['ref'];
2572 if(isset($dentry['attribs']['']['when'])) {
2573 $when = $dentry['attribs']['']['when'];
2574 $when = datetime_convert('UTC','UTC', $when, 'Y-m-d H:i:s');
2577 $when = datetime_convert('UTC','UTC','now','Y-m-d H:i:s');
2581 // check for relayed deletes to our conversation
2584 $r = q("select * from item where uri = '%s' and uid = %d limit 1",
2586 intval($importer['importer_uid'])
2589 $parent_uri = $r[0]['parent-uri'];
2590 if($r[0]['id'] != $r[0]['parent'])
2597 if($importer['page-flags'] == PAGE_COMMUNITY || $importer['page-flags'] == PAGE_PRVGROUP ) {
2600 logger('local_delivery: possible community delete');
2603 $sql_extra = " and contact.self = 1 and item.wall = 1 ";
2605 // was the top-level post for this reply written by somebody on this site?
2606 // Specifically, the recipient?
2608 $is_a_remote_delete = false;
2610 // POSSIBLE CLEANUP --> Why select so many fields when only forum_mode and wall are used?
2611 $r = q("select `item`.`id`, `item`.`uri`, `item`.`tag`, `item`.`forum_mode`,`item`.`origin`,`item`.`wall`,
2612 `contact`.`name`, `contact`.`url`, `contact`.`thumb` from `item`
2613 LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
2614 WHERE `item`.`uri` = '%s' AND (`item`.`parent-uri` = '%s' or `item`.`thr-parent` = '%s')
2615 AND `item`.`uid` = %d
2621 intval($importer['importer_uid'])
2624 $is_a_remote_delete = true;
2626 // Does this have the characteristics of a community or private group comment?
2627 // If it's a reply to a wall post on a community/prvgroup page it's a
2628 // valid community comment. Also forum_mode makes it valid for sure.
2629 // If neither, it's not.
2631 if($is_a_remote_delete && $community) {
2632 if((! $r[0]['forum_mode']) && (! $r[0]['wall'])) {
2633 $is_a_remote_delete = false;
2634 logger('local_delivery: not a community delete');
2638 if($is_a_remote_delete) {
2639 logger('local_delivery: received remote delete');
2643 $r = q("SELECT `item`.*, `contact`.`self` FROM `item` left join contact on `item`.`contact-id` = `contact`.`id`
2644 WHERE `uri` = '%s' AND `item`.`uid` = %d AND `contact-id` = %d AND NOT `item`.`file` LIKE '%%[%%' LIMIT 1",
2646 intval($importer['importer_uid']),
2647 intval($importer['id'])
2653 if($item['deleted'])
2656 logger('local_delivery: deleting item ' . $item['id'] . ' uri=' . $item['uri'], LOGGER_DEBUG);
2658 if(($item['verb'] === ACTIVITY_TAG) && ($item['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
2659 $xo = parse_xml_string($item['object'],false);
2660 $xt = parse_xml_string($item['target'],false);
2662 if($xt->type === ACTIVITY_OBJ_NOTE) {
2663 $i = q("select * from `item` where uri = '%s' and uid = %d limit 1",
2665 intval($importer['importer_uid'])
2669 // For tags, the owner cannot remove the tag on the author's copy of the post.
2671 $owner_remove = (($item['contact-id'] == $i[0]['contact-id']) ? true: false);
2672 $author_remove = (($item['origin'] && $item['self']) ? true : false);
2673 $author_copy = (($item['origin']) ? true : false);
2675 if($owner_remove && $author_copy)
2677 if($author_remove || $owner_remove) {
2678 $tags = explode(',',$i[0]['tag']);
2681 foreach($tags as $tag)
2682 if(trim($tag) !== trim($xo->body))
2683 $newtags[] = trim($tag);
2685 q("update item set tag = '%s' where id = %d limit 1",
2686 dbesc(implode(',',$newtags)),
2694 if($item['uri'] == $item['parent-uri']) {
2695 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
2696 `body` = '', `title` = ''
2697 WHERE `parent-uri` = '%s' AND `uid` = %d",
2699 dbesc(datetime_convert()),
2700 dbesc($item['uri']),
2701 intval($importer['importer_uid'])
2705 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
2706 `body` = '', `title` = ''
2707 WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2709 dbesc(datetime_convert()),
2711 intval($importer['importer_uid'])
2713 if($item['last-child']) {
2714 // ensure that last-child is set in case the comment that had it just got wiped.
2715 q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
2716 dbesc(datetime_convert()),
2717 dbesc($item['parent-uri']),
2718 intval($item['uid'])
2720 // who is the last child now?
2721 $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `uid` = %d
2722 ORDER BY `created` DESC LIMIT 1",
2723 dbesc($item['parent-uri']),
2724 intval($importer['importer_uid'])
2727 q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
2732 // if this is a relayed delete, propagate it to other recipients
2734 if($is_a_remote_delete)
2735 proc_run('php',"include/notifier.php","drop",$item['id']);
2743 foreach($feed->get_items() as $item) {
2746 $item_id = $item->get_id();
2747 $rawthread = $item->get_item_tags( NAMESPACE_THREAD, 'in-reply-to');
2748 if(isset($rawthread[0]['attribs']['']['ref'])) {
2750 $parent_uri = $rawthread[0]['attribs']['']['ref'];
2756 if($importer['page-flags'] == PAGE_COMMUNITY || $importer['page-flags'] == PAGE_PRVGROUP ) {
2759 logger('local_delivery: possible community reply');
2762 $sql_extra = " and contact.self = 1 and item.wall = 1 ";
2764 // was the top-level post for this reply written by somebody on this site?
2765 // Specifically, the recipient?
2767 $is_a_remote_comment = false;
2768 $top_uri = $parent_uri;
2770 $r = q("select `item`.`parent-uri` from `item`
2771 WHERE `item`.`uri` = '%s'
2775 if($r && count($r)) {
2776 $top_uri = $r[0]['parent-uri'];
2778 // POSSIBLE CLEANUP --> Why select so many fields when only forum_mode and wall are used?
2779 $r = q("select `item`.`id`, `item`.`uri`, `item`.`tag`, `item`.`forum_mode`,`item`.`origin`,`item`.`wall`,
2780 `contact`.`name`, `contact`.`url`, `contact`.`thumb` from `item`
2781 LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
2782 WHERE `item`.`uri` = '%s' AND (`item`.`parent-uri` = '%s' or `item`.`thr-parent` = '%s')
2783 AND `item`.`uid` = %d
2789 intval($importer['importer_uid'])
2792 $is_a_remote_comment = true;
2795 // Does this have the characteristics of a community or private group comment?
2796 // If it's a reply to a wall post on a community/prvgroup page it's a
2797 // valid community comment. Also forum_mode makes it valid for sure.
2798 // If neither, it's not.
2800 if($is_a_remote_comment && $community) {
2801 if((! $r[0]['forum_mode']) && (! $r[0]['wall'])) {
2802 $is_a_remote_comment = false;
2803 logger('local_delivery: not a community reply');
2807 if($is_a_remote_comment) {
2808 logger('local_delivery: received remote comment');
2810 // remote reply to our post. Import and then notify everybody else.
2812 $datarray = get_atom_elements($feed,$item);
2814 $r = q("SELECT `id`, `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2816 intval($importer['importer_uid'])
2819 // Update content if 'updated' changes
2823 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
2825 // do not accept (ignore) an earlier edit than one we currently have.
2826 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
2829 logger('received updated comment' , LOGGER_DEBUG);
2830 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2831 dbesc($datarray['title']),
2832 dbesc($datarray['body']),
2833 dbesc($datarray['tag']),
2834 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
2836 intval($importer['importer_uid'])
2839 proc_run('php',"include/notifier.php","comment-import",$iid);
2848 $own = q("select name,url,thumb from contact where uid = %d and self = 1 limit 1",
2849 intval($importer['importer_uid'])
2853 $datarray['type'] = 'remote-comment';
2854 $datarray['wall'] = 1;
2855 $datarray['parent-uri'] = $parent_uri;
2856 $datarray['uid'] = $importer['importer_uid'];
2857 $datarray['owner-name'] = $own[0]['name'];
2858 $datarray['owner-link'] = $own[0]['url'];
2859 $datarray['owner-avatar'] = $own[0]['thumb'];
2860 $datarray['contact-id'] = $importer['id'];
2862 if(($datarray['verb'] === ACTIVITY_LIKE) || ($datarray['verb'] === ACTIVITY_DISLIKE)) {
2864 $datarray['type'] = 'activity';
2865 $datarray['gravity'] = GRAVITY_LIKE;
2866 $datarray['last-child'] = 0;
2867 // only one like or dislike per person
2868 $r = q("select id from item where uid = %d and `contact-id` = %d and verb = '%s' and (`thr-parent` = '%s' or `parent-uri` = '%s') and deleted = 0 limit 1",
2869 intval($datarray['uid']),
2870 intval($datarray['contact-id']),
2871 dbesc($datarray['verb']),
2872 dbesc($datarray['parent-uri']),
2873 dbesc($datarray['parent-uri'])
2880 if(($datarray['verb'] === ACTIVITY_TAG) && ($datarray['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
2882 $xo = parse_xml_string($datarray['object'],false);
2883 $xt = parse_xml_string($datarray['target'],false);
2885 if(($xt->type == ACTIVITY_OBJ_NOTE) && ($xt->id)) {
2887 // fetch the parent item
2889 $tagp = q("select * from item where uri = '%s' and uid = %d limit 1",
2891 intval($importer['importer_uid'])
2896 // extract tag, if not duplicate, and this user allows tags, add to parent item
2898 if($xo->id && $xo->content) {
2899 $newtag = '#[url=' . $xo->id . ']'. $xo->content . '[/url]';
2900 if(! (stristr($tagp[0]['tag'],$newtag))) {
2901 $i = q("SELECT `blocktags` FROM `user` where `uid` = %d LIMIT 1",
2902 intval($importer['importer_uid'])
2904 if(count($i) && ! intval($i[0]['blocktags'])) {
2905 q("UPDATE item SET tag = '%s', `edited` = '%s' WHERE id = %d LIMIT 1",
2906 dbesc($tagp[0]['tag'] . (strlen($tagp[0]['tag']) ? ',' : '') . $newtag),
2907 intval($tagp[0]['id']),
2908 dbesc(datetime_convert())
2917 $posted_id = item_store($datarray);
2921 $r = q("SELECT `parent`, `parent-uri` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
2923 intval($importer['importer_uid'])
2926 $parent = $r[0]['parent'];
2927 $parent_uri = $r[0]['parent-uri'];
2931 $r1 = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `uid` = %d AND `parent` = %d",
2932 dbesc(datetime_convert()),
2933 intval($importer['importer_uid']),
2934 intval($r[0]['parent'])
2937 $r2 = q("UPDATE `item` SET `last-child` = 1, `changed` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
2938 dbesc(datetime_convert()),
2939 intval($importer['importer_uid']),
2944 if($posted_id && $parent) {
2946 proc_run('php',"include/notifier.php","comment-import","$posted_id");
2948 if((! $is_like) && (! $importer['self'])) {
2950 require_once('include/enotify.php');
2953 'type' => NOTIFY_COMMENT,
2954 'notify_flags' => $importer['notify-flags'],
2955 'language' => $importer['language'],
2956 'to_name' => $importer['username'],
2957 'to_email' => $importer['email'],
2958 'uid' => $importer['importer_uid'],
2959 'item' => $datarray,
2960 'link' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id,
2961 'source_name' => stripslashes($datarray['author-name']),
2962 'source_link' => $datarray['author-link'],
2963 'source_photo' => ((link_compare($datarray['author-link'],$importer['url']))
2964 ? $importer['thumb'] : $datarray['author-avatar']),
2965 'verb' => ACTIVITY_POST,
2967 'parent' => $parent,
2968 'parent_uri' => $parent_uri,
2980 // regular comment that is part of this total conversation. Have we seen it? If not, import it.
2982 $item_id = $item->get_id();
2983 $datarray = get_atom_elements($feed,$item);
2985 if($importer['rel'] == CONTACT_IS_FOLLOWER)
2988 $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2990 intval($importer['importer_uid'])
2993 // Update content if 'updated' changes
2996 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
2998 // do not accept (ignore) an earlier edit than one we currently have.
2999 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
3002 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
3003 dbesc($datarray['title']),
3004 dbesc($datarray['body']),
3005 dbesc($datarray['tag']),
3006 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
3008 intval($importer['importer_uid'])
3012 // update last-child if it changes
3014 $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
3015 if(($allow) && ($allow[0]['data'] != $r[0]['last-child'])) {
3016 $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
3017 dbesc(datetime_convert()),
3019 intval($importer['importer_uid'])
3021 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
3022 intval($allow[0]['data']),
3023 dbesc(datetime_convert()),
3025 intval($importer['importer_uid'])
3031 $datarray['parent-uri'] = $parent_uri;
3032 $datarray['uid'] = $importer['importer_uid'];
3033 $datarray['contact-id'] = $importer['id'];
3034 if(($datarray['verb'] == ACTIVITY_LIKE) || ($datarray['verb'] == ACTIVITY_DISLIKE)) {
3035 $datarray['type'] = 'activity';
3036 $datarray['gravity'] = GRAVITY_LIKE;
3037 // only one like or dislike per person
3038 $r = q("select id from item where uid = %d and `contact-id` = %d and verb ='%s' and deleted = 0 and (`parent-uri` = '%s' OR `thr-parent` = '%s') limit 1",
3039 intval($datarray['uid']),
3040 intval($datarray['contact-id']),
3041 dbesc($datarray['verb']),
3050 if(($datarray['verb'] === ACTIVITY_TAG) && ($datarray['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
3052 $xo = parse_xml_string($datarray['object'],false);
3053 $xt = parse_xml_string($datarray['target'],false);
3055 if($xt->type == ACTIVITY_OBJ_NOTE) {
3056 $r = q("select * from item where `uri` = '%s' AND `uid` = %d limit 1",
3058 intval($importer['importer_uid'])
3063 // extract tag, if not duplicate, add to parent item
3065 if(! (stristr($r[0]['tag'],trim($xo->content)))) {
3066 q("UPDATE item SET tag = '%s' WHERE id = %d LIMIT 1",
3067 dbesc($r[0]['tag'] . (strlen($r[0]['tag']) ? ',' : '') . '#[url=' . $xo->id . ']'. $xo->content . '[/url]'),
3075 $posted_id = item_store($datarray);
3077 // find out if our user is involved in this conversation and wants to be notified.
3079 if(!x($datarray['type']) || $datarray['type'] != 'activity') {
3081 $myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 AND `deleted` = 0",
3083 intval($importer['importer_uid'])
3086 if(count($myconv)) {
3087 $importer_url = $a->get_baseurl() . '/profile/' . $importer['nickname'];
3089 // first make sure this isn't our own post coming back to us from a wall-to-wall event
3090 if(! link_compare($datarray['author-link'],$importer_url)) {
3093 foreach($myconv as $conv) {
3095 // now if we find a match, it means we're in this conversation
3097 if(! link_compare($conv['author-link'],$importer_url))
3100 require_once('include/enotify.php');
3102 $conv_parent = $conv['parent'];
3105 'type' => NOTIFY_COMMENT,
3106 'notify_flags' => $importer['notify-flags'],
3107 'language' => $importer['language'],
3108 'to_name' => $importer['username'],
3109 'to_email' => $importer['email'],
3110 'uid' => $importer['importer_uid'],
3111 'item' => $datarray,
3112 'link' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id,
3113 'source_name' => stripslashes($datarray['author-name']),
3114 'source_link' => $datarray['author-link'],
3115 'source_photo' => ((link_compare($datarray['author-link'],$importer['url']))
3116 ? $importer['thumb'] : $datarray['author-avatar']),
3117 'verb' => ACTIVITY_POST,
3119 'parent' => $conv_parent,
3120 'parent_uri' => $parent_uri
3124 // only send one notification
3136 // Head post of a conversation. Have we seen it? If not, import it.
3139 $item_id = $item->get_id();
3140 $datarray = get_atom_elements($feed,$item);
3142 if((x($datarray,'object-type')) && ($datarray['object-type'] === ACTIVITY_OBJ_EVENT)) {
3143 $ev = bbtoevent($datarray['body']);
3144 if(x($ev,'desc') && x($ev,'start')) {
3145 $ev['cid'] = $importer['id'];
3146 $ev['uid'] = $importer['uid'];
3147 $ev['uri'] = $item_id;
3148 $ev['edited'] = $datarray['edited'];
3149 $ev['private'] = $datarray['private'];
3151 $r = q("SELECT * FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
3153 intval($importer['uid'])
3156 $ev['id'] = $r[0]['id'];
3157 $xyz = event_store($ev);
3162 $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
3164 intval($importer['importer_uid'])
3167 // Update content if 'updated' changes
3170 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
3172 // do not accept (ignore) an earlier edit than one we currently have.
3173 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
3176 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
3177 dbesc($datarray['title']),
3178 dbesc($datarray['body']),
3179 dbesc($datarray['tag']),
3180 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
3182 intval($importer['importer_uid'])
3186 // update last-child if it changes
3188 $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
3189 if($allow && $allow[0]['data'] != $r[0]['last-child']) {
3190 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
3191 intval($allow[0]['data']),
3192 dbesc(datetime_convert()),
3194 intval($importer['importer_uid'])
3200 // This is my contact on another system, but it's really me.
3201 // Turn this into a wall post.
3203 if($importer['remote_self'])
3204 $datarray['wall'] = 1;
3206 $datarray['parent-uri'] = $item_id;
3207 $datarray['uid'] = $importer['importer_uid'];
3208 $datarray['contact-id'] = $importer['id'];
3211 if(! link_compare($datarray['owner-link'],$importer['url'])) {
3212 // The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery,
3213 // but otherwise there's a possible data mixup on the sender's system.
3214 // the tgroup delivery code called from item_store will correct it if it's a forum,
3215 // but we're going to unconditionally correct it here so that the post will always be owned by our contact.
3216 logger('local_delivery: Correcting item owner.', LOGGER_DEBUG);
3217 $datarray['owner-name'] = $importer['senderName'];
3218 $datarray['owner-link'] = $importer['url'];
3219 $datarray['owner-avatar'] = $importer['thumb'];
3222 if(($importer['rel'] == CONTACT_IS_FOLLOWER) && (! tgroup_check($importer['importer_uid'],$datarray)))
3225 $posted_id = item_store($datarray);
3227 if(stristr($datarray['verb'],ACTIVITY_POKE)) {
3228 $verb = urldecode(substr($datarray['verb'],strpos($datarray['verb'],'#')+1));
3231 $xo = parse_xml_string($datarray['object'],false);
3233 if(($xo->type == ACTIVITY_OBJ_PERSON) && ($xo->id)) {
3235 // somebody was poked/prodded. Was it me?
3237 $links = parse_xml_string("<links>".unxmlify($xo->link)."</links>",false);
3239 foreach($links->link as $l) {
3240 $atts = $l->attributes();
3241 switch($atts['rel']) {
3243 $Blink = $atts['href'];
3249 if($Blink && link_compare($Blink,$a->get_baseurl() . '/profile/' . $importer['nickname'])) {
3251 // send a notification
3252 require_once('include/enotify.php');
3255 'type' => NOTIFY_POKE,
3256 'notify_flags' => $importer['notify-flags'],
3257 'language' => $importer['language'],
3258 'to_name' => $importer['username'],
3259 'to_email' => $importer['email'],
3260 'uid' => $importer['importer_uid'],
3261 'item' => $datarray,
3262 'link' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id,
3263 'source_name' => stripslashes($datarray['author-name']),
3264 'source_link' => $datarray['author-link'],
3265 'source_photo' => ((link_compare($datarray['author-link'],$importer['url']))
3266 ? $importer['thumb'] : $datarray['author-avatar']),
3267 'verb' => $datarray['verb'],
3268 'otype' => 'person',
3269 'activity' => $verb,
3286 function new_follower($importer,$contact,$datarray,$item,$sharing = false) {
3287 $url = notags(trim($datarray['author-link']));
3288 $name = notags(trim($datarray['author-name']));
3289 $photo = notags(trim($datarray['author-avatar']));
3291 $rawtag = $item->get_item_tags(NAMESPACE_ACTIVITY,'actor');
3292 if($rawtag && $rawtag[0]['child'][NAMESPACE_POCO]['preferredUsername'][0]['data'])
3293 $nick = $rawtag[0]['child'][NAMESPACE_POCO]['preferredUsername'][0]['data'];
3295 if(is_array($contact)) {
3296 if(($contact['network'] == NETWORK_OSTATUS && $contact['rel'] == CONTACT_IS_SHARING)
3297 || ($sharing && $contact['rel'] == CONTACT_IS_FOLLOWER)) {
3298 $r = q("UPDATE `contact` SET `rel` = %d, `writable` = 1 WHERE `id` = %d AND `uid` = %d LIMIT 1",
3299 intval(CONTACT_IS_FRIEND),
3300 intval($contact['id']),
3301 intval($importer['uid'])
3304 // send email notification to owner?
3308 // create contact record
3310 $r = q("INSERT INTO `contact` ( `uid`, `created`, `url`, `nurl`, `name`, `nick`, `photo`, `network`, `rel`,
3311 `blocked`, `readonly`, `pending`, `writable` )
3312 VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, 0, 0, 1, 1 ) ",
3313 intval($importer['uid']),
3314 dbesc(datetime_convert()),
3316 dbesc(normalise_link($url)),
3320 dbesc(($sharing) ? NETWORK_ZOT : NETWORK_OSTATUS),
3321 intval(($sharing) ? CONTACT_IS_SHARING : CONTACT_IS_FOLLOWER)
3323 $r = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `url` = '%s' AND `pending` = 1 LIMIT 1",
3324 intval($importer['uid']),
3328 $contact_record = $r[0];
3330 // create notification
3331 $hash = random_string();
3333 if(is_array($contact_record)) {
3334 $ret = q("INSERT INTO `intro` ( `uid`, `contact-id`, `blocked`, `knowyou`, `hash`, `datetime`)
3335 VALUES ( %d, %d, 0, 0, '%s', '%s' )",
3336 intval($importer['uid']),
3337 intval($contact_record['id']),
3339 dbesc(datetime_convert())
3342 $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
3343 intval($importer['uid'])
3348 if(intval($r[0]['def_gid'])) {
3349 require_once('include/group.php');
3350 group_add_member($r[0]['uid'],'',$contact_record['id'],$r[0]['def_gid']);
3353 if(($r[0]['notify-flags'] & NOTIFY_INTRO) && ($r[0]['page-flags'] == PAGE_NORMAL)) {
3354 $email_tpl = get_intltext_template('follow_notify_eml.tpl');
3355 $email = replace_macros($email_tpl, array(
3356 '$requestor' => ((strlen($name)) ? $name : t('[Name Withheld]')),
3358 '$myname' => $r[0]['username'],
3359 '$siteurl' => $a->get_baseurl(),
3360 '$sitename' => $a->config['sitename']
3362 $res = mail($r[0]['email'],
3363 (($sharing) ? t('A new person is sharing with you at ') : t("You have a new follower at ")) . $a->config['sitename'],
3365 'From: ' . t('Administrator') . '@' . $_SERVER['SERVER_NAME'] . "\n"
3366 . 'Content-type: text/plain; charset=UTF-8' . "\n"
3367 . 'Content-transfer-encoding: 8bit' );
3374 function lose_follower($importer,$contact,$datarray,$item) {
3376 if(($contact['rel'] == CONTACT_IS_FRIEND) || ($contact['rel'] == CONTACT_IS_SHARING)) {
3377 q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d LIMIT 1",
3378 intval(CONTACT_IS_SHARING),
3379 intval($contact['id'])
3383 contact_remove($contact['id']);
3387 function lose_sharer($importer,$contact,$datarray,$item) {
3389 if(($contact['rel'] == CONTACT_IS_FRIEND) || ($contact['rel'] == CONTACT_IS_FOLLOWER)) {
3390 q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d LIMIT 1",
3391 intval(CONTACT_IS_FOLLOWER),
3392 intval($contact['id'])
3396 contact_remove($contact['id']);
3401 function subscribe_to_hub($url,$importer,$contact,$hubmode = 'subscribe') {
3405 if(is_array($importer)) {
3406 $r = q("SELECT `nickname` FROM `user` WHERE `uid` = %d LIMIT 1",
3407 intval($importer['uid'])
3411 // Diaspora has different message-ids in feeds than they do
3412 // through the direct Diaspora protocol. If we try and use
3413 // the feed, we'll get duplicates. So don't.
3415 if((! count($r)) || $contact['network'] === NETWORK_DIASPORA)
3418 $push_url = get_config('system','url') . '/pubsub/' . $r[0]['nickname'] . '/' . $contact['id'];
3420 // Use a single verify token, even if multiple hubs
3422 $verify_token = ((strlen($contact['hub-verify'])) ? $contact['hub-verify'] : random_string());
3424 $params= 'hub.mode=' . $hubmode . '&hub.callback=' . urlencode($push_url) . '&hub.topic=' . urlencode($contact['poll']) . '&hub.verify=async&hub.verify_token=' . $verify_token;
3426 logger('subscribe_to_hub: ' . $hubmode . ' ' . $contact['name'] . ' to hub ' . $url . ' endpoint: ' . $push_url . ' with verifier ' . $verify_token);
3428 if(! strlen($contact['hub-verify'])) {
3429 $r = q("UPDATE `contact` SET `hub-verify` = '%s' WHERE `id` = %d LIMIT 1",
3430 dbesc($verify_token),
3431 intval($contact['id'])
3435 post_url($url,$params);
3437 logger('subscribe_to_hub: returns: ' . $a->get_curl_code(), LOGGER_DEBUG);
3444 function atom_author($tag,$name,$uri,$h,$w,$photo) {
3448 $name = xmlify($name);
3449 $uri = xmlify($uri);
3452 $photo = xmlify($photo);
3456 $o .= "<name>$name</name>\r\n";
3457 $o .= "<uri>$uri</uri>\r\n";
3458 $o .= '<link rel="photo" type="image/jpeg" media:width="' . $w . '" media:height="' . $h . '" href="' . $photo . '" />' . "\r\n";
3459 $o .= '<link rel="avatar" type="image/jpeg" media:width="' . $w . '" media:height="' . $h . '" href="' . $photo . '" />' . "\r\n";
3461 call_hooks('atom_author', $o);
3463 $o .= "</$tag>\r\n";
3467 function atom_entry($item,$type,$author,$owner,$comment = false,$cid = 0) {
3471 if(! $item['parent'])
3474 if($item['deleted'])
3475 return '<at:deleted-entry ref="' . xmlify($item['uri']) . '" when="' . xmlify(datetime_convert('UTC','UTC',$item['edited'] . '+00:00',ATOM_TIME)) . '" />' . "\r\n";
3478 if($item['allow_cid'] || $item['allow_gid'] || $item['deny_cid'] || $item['deny_gid'])
3479 $body = fix_private_photos($item['body'],$owner['uid'],$item,$cid);
3481 $body = $item['body'];
3483 $o = "\r\n\r\n<entry>\r\n";
3485 if(is_array($author))
3486 $o .= atom_author('author',$author['name'],$author['url'],80,80,$author['thumb']);
3488 $o .= atom_author('author',(($item['author-name']) ? $item['author-name'] : $item['name']),(($item['author-link']) ? $item['author-link'] : $item['url']),80,80,(($item['author-avatar']) ? $item['author-avatar'] : $item['thumb']));
3489 if(strlen($item['owner-name']))
3490 $o .= atom_author('dfrn:owner',$item['owner-name'],$item['owner-link'],80,80,$item['owner-avatar']);
3492 if(($item['parent'] != $item['id']) || ($item['parent-uri'] !== $item['uri']) || (($item['thr-parent'] !== '') && ($item['thr-parent'] !== $item['uri']))) {
3493 $parent_item = (($item['thr-parent']) ? $item['thr-parent'] : $item['parent-uri']);
3494 $o .= '<thr:in-reply-to ref="' . xmlify($parent_item) . '" type="text/html" href="' . xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['parent']) . '" />' . "\r\n";
3497 $o .= '<id>' . xmlify($item['uri']) . '</id>' . "\r\n";
3498 $o .= '<title>' . xmlify($item['title']) . '</title>' . "\r\n";
3499 $o .= '<published>' . xmlify(datetime_convert('UTC','UTC',$item['created'] . '+00:00',ATOM_TIME)) . '</published>' . "\r\n";
3500 $o .= '<updated>' . xmlify(datetime_convert('UTC','UTC',$item['edited'] . '+00:00',ATOM_TIME)) . '</updated>' . "\r\n";
3501 $o .= '<dfrn:env>' . base64url_encode($body, true) . '</dfrn:env>' . "\r\n";
3502 $o .= '<content type="' . $type . '" >' . xmlify((($type === 'html') ? bbcode($body) : $body)) . '</content>' . "\r\n";
3503 $o .= '<link rel="alternate" type="text/html" href="' . xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id']) . '" />' . "\r\n";
3505 $o .= '<dfrn:comment-allow>' . intval($item['last-child']) . '</dfrn:comment-allow>' . "\r\n";
3507 if($item['location']) {
3508 $o .= '<dfrn:location>' . xmlify($item['location']) . '</dfrn:location>' . "\r\n";
3509 $o .= '<poco:address><poco:formatted>' . xmlify($item['location']) . '</poco:formatted></poco:address>' . "\r\n";
3513 $o .= '<georss:point>' . xmlify($item['coord']) . '</georss:point>' . "\r\n";
3515 if(($item['private']) || strlen($item['allow_cid']) || strlen($item['allow_gid']) || strlen($item['deny_cid']) || strlen($item['deny_gid']))
3516 $o .= '<dfrn:private>' . (($item['private']) ? $item['private'] : 1) . '</dfrn:private>' . "\r\n";
3519 $o .= '<dfrn:extid>' . xmlify($item['extid']) . '</dfrn:extid>' . "\r\n";
3520 if($item['bookmark'])
3521 $o .= '<dfrn:bookmark>true</dfrn:bookmark>' . "\r\n";
3524 $o .= '<statusnet:notice_info local_id="' . $item['id'] . '" source="' . xmlify($item['app']) . '" ></statusnet:notice_info>' . "\r\n";
3527 $o .= '<dfrn:diaspora_guid>' . $item['guid'] . '</dfrn:diaspora_guid>' . "\r\n";
3529 if($item['signed_text']) {
3530 $sign = base64_encode(json_encode(array('signed_text' => $item['signed_text'],'signature' => $item['signature'],'signer' => $item['signer'])));
3531 $o .= '<dfrn:diaspora_signature>' . xmlify($sign) . '</dfrn:diaspora_signature>' . "\r\n";
3534 $verb = construct_verb($item);
3535 $o .= '<as:verb>' . xmlify($verb) . '</as:verb>' . "\r\n";
3536 $actobj = construct_activity_object($item);
3539 $actarg = construct_activity_target($item);
3543 $tags = item_getfeedtags($item);
3545 foreach($tags as $t) {
3546 $o .= '<category scheme="X-DFRN:' . xmlify($t[0]) . ':' . xmlify($t[1]) . '" term="' . xmlify($t[2]) . '" />' . "\r\n";
3550 $o .= item_getfeedattach($item);
3552 $mentioned = get_mentions($item);
3556 call_hooks('atom_entry', $o);
3558 $o .= '</entry>' . "\r\n";
3563 function fix_private_photos($s, $uid, $item = null, $cid = 0) {
3566 logger('fix_private_photos', LOGGER_DEBUG);
3567 $site = substr($a->get_baseurl(),strpos($a->get_baseurl(),'://'));
3572 $img_start = strpos($orig_body, '[img');
3573 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
3574 $img_len = ($img_start !== false ? strpos(substr($orig_body, $img_start + $img_st_close + 1), '[/img]') : false);
3575 while( ($img_st_close !== false) && ($img_len !== false) ) {
3577 $img_st_close++; // make it point to AFTER the closing bracket
3578 $image = substr($orig_body, $img_start + $img_st_close, $img_len);
3580 logger('fix_private_photos: found photo ' . $image, LOGGER_DEBUG);
3583 if(stristr($image , $site . '/photo/')) {
3584 // Only embed locally hosted photos
3586 $i = basename($image);
3587 $i = str_replace(array('.jpg','.png'),array('',''),$i);
3588 $x = strpos($i,'-');
3591 $res = substr($i,$x+1);
3592 $i = substr($i,0,$x);
3593 $r = q("SELECT * FROM `photo` WHERE `resource-id` = '%s' AND `scale` = %d AND `uid` = %d",
3600 // Check to see if we should replace this photo link with an embedded image
3601 // 1. No need to do so if the photo is public
3602 // 2. If there's a contact-id provided, see if they're in the access list
3603 // for the photo. If so, embed it.
3604 // 3. Otherwise, if we have an item, see if the item permissions match the photo
3605 // permissions, regardless of order but first check to see if they're an exact
3606 // match to save some processing overhead.
3608 if(has_permissions($r[0])) {
3610 $recips = enumerate_permissions($r[0]);
3611 if(in_array($cid, $recips)) {
3616 if(compare_permissions($item,$r[0]))
3621 $data = $r[0]['data'];
3622 $type = $r[0]['type'];
3624 // If a custom width and height were specified, apply before embedding
3625 if(preg_match("/\[img\=([0-9]*)x([0-9]*)\]/is", substr($orig_body, $img_start, $img_st_close), $match)) {
3626 logger('fix_private_photos: scaling photo', LOGGER_DEBUG);
3628 $width = intval($match[1]);
3629 $height = intval($match[2]);
3631 $ph = new Photo($data, $type);
3632 if($ph->is_valid()) {
3633 $ph->scaleImage(max($width, $height));
3634 $data = $ph->imageString();
3635 $type = $ph->getType();
3639 logger('fix_private_photos: replacing photo', LOGGER_DEBUG);
3640 $image = 'data:' . $type . ';base64,' . base64_encode($data);
3641 logger('fix_private_photos: replaced: ' . $image, LOGGER_DATA);
3647 $new_body = $new_body . substr($orig_body, 0, $img_start + $img_st_close) . $image . '[/img]';
3648 $orig_body = substr($orig_body, $img_start + $img_st_close + $img_len + strlen('[/img]'));
3649 if($orig_body === false)
3652 $img_start = strpos($orig_body, '[img');
3653 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
3654 $img_len = ($img_start !== false ? strpos(substr($orig_body, $img_start + $img_st_close + 1), '[/img]') : false);
3657 $new_body = $new_body . $orig_body;
3663 function has_permissions($obj) {
3664 if(($obj['allow_cid'] != '') || ($obj['allow_gid'] != '') || ($obj['deny_cid'] != '') || ($obj['deny_gid'] != ''))
3669 function compare_permissions($obj1,$obj2) {
3670 // first part is easy. Check that these are exactly the same.
3671 if(($obj1['allow_cid'] == $obj2['allow_cid'])
3672 && ($obj1['allow_gid'] == $obj2['allow_gid'])
3673 && ($obj1['deny_cid'] == $obj2['deny_cid'])
3674 && ($obj1['deny_gid'] == $obj2['deny_gid']))
3677 // This is harder. Parse all the permissions and compare the resulting set.
3679 $recipients1 = enumerate_permissions($obj1);
3680 $recipients2 = enumerate_permissions($obj2);
3683 if($recipients1 == $recipients2)
3688 // returns an array of contact-ids that are allowed to see this object
3690 function enumerate_permissions($obj) {
3691 require_once('include/group.php');
3692 $allow_people = expand_acl($obj['allow_cid']);
3693 $allow_groups = expand_groups(expand_acl($obj['allow_gid']));
3694 $deny_people = expand_acl($obj['deny_cid']);
3695 $deny_groups = expand_groups(expand_acl($obj['deny_gid']));
3696 $recipients = array_unique(array_merge($allow_people,$allow_groups));
3697 $deny = array_unique(array_merge($deny_people,$deny_groups));
3698 $recipients = array_diff($recipients,$deny);
3702 function item_getfeedtags($item) {
3705 $cnt = preg_match_all('|\#\[url\=(.*?)\](.*?)\[\/url\]|',$item['tag'],$matches);
3707 for($x = 0; $x < $cnt; $x ++) {
3709 $ret[] = array('#',$matches[1][$x], $matches[2][$x]);
3713 $cnt = preg_match_all('|\@\[url\=(.*?)\](.*?)\[\/url\]|',$item['tag'],$matches);
3715 for($x = 0; $x < $cnt; $x ++) {
3717 $ret[] = array('@',$matches[1][$x], $matches[2][$x]);
3723 function item_getfeedattach($item) {
3725 $arr = explode(',',$item['attach']);
3727 foreach($arr as $r) {
3729 $cnt = preg_match('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"\[\/attach\]|',$r,$matches);
3731 $ret .= '<link rel="enclosure" href="' . xmlify($matches[1]) . '" type="' . xmlify($matches[3]) . '" ';
3732 if(intval($matches[2]))
3733 $ret .= 'length="' . intval($matches[2]) . '" ';
3734 if($matches[4] !== ' ')
3735 $ret .= 'title="' . xmlify(trim($matches[4])) . '" ';
3736 $ret .= ' />' . "\r\n";
3745 function item_expire($uid,$days) {
3747 if((! $uid) || ($days < 1))
3750 // $expire_network_only = save your own wall posts
3751 // and just expire conversations started by others
3753 $expire_network_only = get_pconfig($uid,'expire','network_only');
3754 $sql_extra = ((intval($expire_network_only)) ? " AND wall = 0 " : "");
3756 $r = q("SELECT * FROM `item`
3758 AND `created` < UTC_TIMESTAMP() - INTERVAL %d DAY
3769 $expire_items = get_pconfig($uid, 'expire','items');
3770 $expire_items = (($expire_items===false)?1:intval($expire_items)); // default if not set: 1
3772 $expire_notes = get_pconfig($uid, 'expire','notes');
3773 $expire_notes = (($expire_notes===false)?1:intval($expire_notes)); // default if not set: 1
3775 $expire_starred = get_pconfig($uid, 'expire','starred');
3776 $expire_starred = (($expire_starred===false)?1:intval($expire_starred)); // default if not set: 1
3778 $expire_photos = get_pconfig($uid, 'expire','photos');
3779 $expire_photos = (($expire_photos===false)?0:intval($expire_photos)); // default if not set: 0
3781 logger('expire: # items=' . count($r). "; expire items: $expire_items, expire notes: $expire_notes, expire starred: $expire_starred, expire photos: $expire_photos");
3783 foreach($r as $item) {
3785 // don't expire filed items
3787 if(strpos($item['file'],'[') !== false)
3790 // Only expire posts, not photos and photo comments
3792 if($expire_photos==0 && strlen($item['resource-id']))
3794 if($expire_starred==0 && intval($item['starred']))
3796 if($expire_notes==0 && $item['type']=='note')
3798 if($expire_items==0 && $item['type']!='note')
3801 drop_item($item['id'],false);
3804 proc_run('php',"include/notifier.php","expire","$uid");
3809 function drop_items($items) {
3812 if(! local_user() && ! remote_user())
3816 foreach($items as $item) {
3817 $owner = drop_item($item,false);
3818 if($owner && ! $uid)
3823 // multiple threads may have been deleted, send an expire notification
3826 proc_run('php',"include/notifier.php","expire","$uid");
3830 function drop_item($id,$interactive = true) {
3834 // locate item to be deleted
3836 $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
3843 notice( t('Item not found.') . EOL);
3844 goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
3849 $owner = $item['uid'];
3853 // check if logged in user is either the author or owner of this item
3855 if(is_array($_SESSION['remote'])) {
3856 foreach($_SESSION['remote'] as $visitor) {
3857 if($visitor['uid'] == $item['uid'] && $visitor['cid'] == $item['contact-id']) {
3858 $cid = $visitor['cid'];
3865 if((local_user() == $item['uid']) || ($cid) || (! $interactive)) {
3867 logger('delete item: ' . $item['id'], LOGGER_DEBUG);
3870 $r = q("UPDATE `item` SET `deleted` = 1, `title` = '', `body` = '', `edited` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1",
3871 dbesc(datetime_convert()),
3872 dbesc(datetime_convert()),
3876 // clean up categories and tags so they don't end up as orphans
3879 $cnt = preg_match_all('/<(.*?)>/',$item['file'],$matches,PREG_SET_ORDER);
3881 foreach($matches as $mtch) {
3882 file_tag_unsave_file($item['uid'],$item['id'],$mtch[1],true);
3888 $cnt = preg_match_all('/\[(.*?)\]/',$item['file'],$matches,PREG_SET_ORDER);
3890 foreach($matches as $mtch) {
3891 file_tag_unsave_file($item['uid'],$item['id'],$mtch[1],false);
3895 // If item is a link to a photo resource, nuke all the associated photos
3896 // (visitors will not have photo resources)
3897 // This only applies to photos uploaded from the photos page. Photos inserted into a post do not
3898 // generate a resource-id and therefore aren't intimately linked to the item.
3900 if(strlen($item['resource-id'])) {
3901 q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `uid` = %d ",
3902 dbesc($item['resource-id']),
3903 intval($item['uid'])
3905 // ignore the result
3908 // If item is a link to an event, nuke the event record.
3910 if(intval($item['event-id'])) {
3911 q("DELETE FROM `event` WHERE `id` = %d AND `uid` = %d LIMIT 1",
3912 intval($item['event-id']),
3913 intval($item['uid'])
3915 // ignore the result
3918 // clean up item_id and sign meta-data tables
3920 $r = q("DELETE FROM item_id where iid in (select id from item where parent = %d and uid = %d)",
3921 intval($item['id']),
3922 intval($item['uid'])
3925 $r = q("DELETE FROM sign where iid in (select id from item where parent = %d and uid = %d)",
3926 intval($item['id']),
3927 intval($item['uid'])
3930 // If it's the parent of a comment thread, kill all the kids
3932 if($item['uri'] == $item['parent-uri']) {
3933 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s', `body` = '' , `title` = ''
3934 WHERE `parent-uri` = '%s' AND `uid` = %d ",
3935 dbesc(datetime_convert()),
3936 dbesc(datetime_convert()),
3937 dbesc($item['parent-uri']),
3938 intval($item['uid'])
3940 // ignore the result
3943 // ensure that last-child is set in case the comment that had it just got wiped.
3944 q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
3945 dbesc(datetime_convert()),
3946 dbesc($item['parent-uri']),
3947 intval($item['uid'])
3949 // who is the last child now?
3950 $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `uid` = %d ORDER BY `edited` DESC LIMIT 1",
3951 dbesc($item['parent-uri']),
3952 intval($item['uid'])
3955 q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
3960 // Add a relayable_retraction signature for Diaspora.
3961 store_diaspora_retract_sig($item, $a->user, $a->get_baseurl());
3963 $drop_id = intval($item['id']);
3965 // send the notification upstream/downstream as the case may be
3967 proc_run('php',"include/notifier.php","drop","$drop_id");
3971 goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
3977 notice( t('Permission denied.') . EOL);
3978 goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
3985 function first_post_date($uid,$wall = false) {
3986 $r = q("select id, created from item
3987 where uid = %d and wall = %d and deleted = 0 and visible = 1 AND moderated = 0
3989 order by created asc limit 1",
3991 intval($wall ? 1 : 0)
3994 // logger('first_post_date: ' . $r[0]['id'] . ' ' . $r[0]['created'], LOGGER_DATA);
3995 return substr(datetime_convert('',date_default_timezone_get(),$r[0]['created']),0,10);
4000 function posted_dates($uid,$wall) {
4001 $dnow = datetime_convert('',date_default_timezone_get(),'now','Y-m-d');
4003 $dthen = first_post_date($uid,$wall);
4007 // If it's near the end of a long month, backup to the 28th so that in
4008 // consecutive loops we'll always get a whole month difference.
4010 if(intval(substr($dnow,8)) > 28)
4011 $dnow = substr($dnow,0,8) . '28';
4012 if(intval(substr($dthen,8)) > 28)
4013 $dnow = substr($dthen,0,8) . '28';
4016 // Starting with the current month, get the first and last days of every
4017 // month down to and including the month of the first post
4018 while(substr($dnow, 0, 7) >= substr($dthen, 0, 7)) {
4019 $dstart = substr($dnow,0,8) . '01';
4020 $dend = substr($dnow,0,8) . get_dim(intval($dnow),intval(substr($dnow,5)));
4021 $start_month = datetime_convert('','',$dstart,'Y-m-d');
4022 $end_month = datetime_convert('','',$dend,'Y-m-d');
4023 $str = day_translate(datetime_convert('','',$dnow,'F Y'));
4024 $ret[] = array($str,$end_month,$start_month);
4025 $dnow = datetime_convert('','',$dnow . ' -1 month', 'Y-m-d');
4031 function posted_date_widget($url,$uid,$wall) {
4034 // For former Facebook folks that left because of "timeline"
4036 if($wall && intval(get_pconfig($uid,'system','no_wall_archive_widget')))
4039 $ret = posted_dates($uid,$wall);
4043 $o = replace_macros(get_markup_template('posted_date_widget.tpl'),array(
4044 '$title' => t('Archives'),
4045 '$size' => ((count($ret) > 6) ? 6 : count($ret)),
4052 function store_diaspora_retract_sig($item, $user, $baseurl) {
4053 // Note that we can't add a target_author_signature
4054 // if the comment was deleted by a remote user. That should be ok, because if a remote user is deleting
4055 // the comment, that means we're the home of the post, and Diaspora will only
4056 // check the parent_author_signature of retractions that it doesn't have to relay further
4058 // I don't think this function gets called for an "unlike," but I'll check anyway
4060 $enabled = intval(get_config('system','diaspora_enabled'));
4062 logger('drop_item: diaspora support disabled, not storing retraction signature', LOGGER_DEBUG);
4066 logger('drop_item: storing diaspora retraction signature');
4068 $signed_text = $item['guid'] . ';' . ( ($item['verb'] === ACTIVITY_LIKE) ? 'Like' : 'Comment');
4070 if(local_user() == $item['uid']) {
4072 $handle = $user['nickname'] . '@' . substr($baseurl, strpos($baseurl,'://') + 3);
4073 $authorsig = base64_encode(rsa_sign($signed_text,$user['prvkey'],'sha256'));
4076 $r = q("SELECT `nick`, `url` FROM `contact` WHERE `id` = '%d' LIMIT 1",
4077 $item['contact-id'] // If this function gets called, drop_item() has already checked remote_user() == $item['contact-id']
4080 // The below handle only works for NETWORK_DFRN. I think that's ok, because this function
4081 // only handles DFRN deletes
4082 $handle_baseurl_start = strpos($r['url'],'://') + 3;
4083 $handle_baseurl_length = strpos($r['url'],'/profile') - $handle_baseurl_start;
4084 $handle = $r['nick'] . '@' . substr($r['url'], $handle_baseurl_start, $handle_baseurl_length);
4090 q("insert into sign (`retract_iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
4091 intval($item['id']),
4092 dbesc($signed_text),