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 $groups = init_groups_visitor($contact['id']);
82 for($x = 0; $x < count($groups); $x ++)
83 $groups[$x] = '<' . intval($groups[$x]) . '>' ;
84 $gs = implode('|', $groups);
87 $gs = '<<>>' ; // Impossible to match
89 $sql_extra = sprintf("
90 AND ( `allow_cid` = '' OR `allow_cid` REGEXP '<%d>' )
91 AND ( `deny_cid` = '' OR NOT `deny_cid` REGEXP '<%d>' )
92 AND ( `allow_gid` = '' OR `allow_gid` REGEXP '%s' )
93 AND ( `deny_gid` = '' OR NOT `deny_gid` REGEXP '%s')
95 intval($contact['id']),
96 intval($contact['id']),
107 if(! strlen($last_update))
108 $last_update = 'now -30 days';
110 if(isset($category)) {
111 $sql_extra .= file_tag_file_query('item',$category,'category');
116 $sql_extra .= " AND `contact`.`self` = 1 ";
119 $check_date = datetime_convert('UTC','UTC',$last_update,'Y-m-d H:i:s');
121 $r = q("SELECT `item`.*, `item`.`id` AS `item_id`,
122 `contact`.`name`, `contact`.`network`, `contact`.`photo`, `contact`.`url`,
123 `contact`.`name-date`, `contact`.`uri-date`, `contact`.`avatar-date`,
124 `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
125 `contact`.`id` AS `contact-id`, `contact`.`uid` AS `contact-uid`,
126 `sign`.`signed_text`, `sign`.`signature`, `sign`.`signer`
127 FROM `item` LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
128 LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id`
129 WHERE `item`.`uid` = %d AND `item`.`visible` = 1 and `item`.`moderated` = 0 AND `item`.`parent` != 0
130 AND `item`.`wall` = 1 AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0
131 AND ( `item`.`edited` > '%s' OR `item`.`changed` > '%s' )
133 ORDER BY `parent` %s, `created` ASC LIMIT 0, 300",
140 // Will check further below if this actually returned results.
141 // We will provide an empty feed if that is the case.
145 $feed_template = get_markup_template(($dfrn_id) ? 'atom_feed_dfrn.tpl' : 'atom_feed.tpl');
149 $hubxml = feed_hublinks();
151 $salmon = feed_salmonlinks($owner_nick);
153 $atom .= replace_macros($feed_template, array(
154 '$version' => xmlify(FRIENDICA_VERSION),
155 '$feed_id' => xmlify($a->get_baseurl() . '/profile/' . $owner_nick),
156 '$feed_title' => xmlify($owner['name']),
157 '$feed_updated' => xmlify(datetime_convert('UTC', 'UTC', 'now' , ATOM_TIME)) ,
159 '$salmon' => $salmon,
160 '$name' => xmlify($owner['name']),
161 '$profile_page' => xmlify($owner['url']),
162 '$photo' => xmlify($owner['photo']),
163 '$thumb' => xmlify($owner['thumb']),
164 '$picdate' => xmlify(datetime_convert('UTC','UTC',$owner['avatar-date'] . '+00:00' , ATOM_TIME)) ,
165 '$uridate' => xmlify(datetime_convert('UTC','UTC',$owner['uri-date'] . '+00:00' , ATOM_TIME)) ,
166 '$namdate' => xmlify(datetime_convert('UTC','UTC',$owner['name-date'] . '+00:00' , ATOM_TIME)) ,
167 '$birthday' => ((strlen($birthday)) ? '<dfrn:birthday>' . xmlify($birthday) . '</dfrn:birthday>' : ''),
168 '$community' => (($owner['page-flags'] == PAGE_COMMUNITY) ? '<dfrn:community>1</dfrn:community>' : '')
171 call_hooks('atom_feed', $atom);
173 if(! count($items)) {
175 call_hooks('atom_feed_end', $atom);
177 $atom .= '</feed>' . "\r\n";
181 foreach($items as $item) {
183 // prevent private email from leaking.
184 if($item['network'] === NETWORK_MAIL)
187 // public feeds get html, our own nodes use bbcode
191 // catch any email that's in a public conversation and make sure it doesn't leak
199 $atom .= atom_entry($item,$type,null,$owner,true);
202 call_hooks('atom_feed_end', $atom);
204 $atom .= '</feed>' . "\r\n";
210 function construct_verb($item) {
212 return $item['verb'];
213 return ACTIVITY_POST;
216 function construct_activity_object($item) {
218 if($item['object']) {
219 $o = '<as:object>' . "\r\n";
220 $r = parse_xml_string($item['object'],false);
226 $o .= '<as:object-type>' . xmlify($r->type) . '</as:object-type>' . "\r\n";
228 $o .= '<id>' . xmlify($r->id) . '</id>' . "\r\n";
230 $o .= '<title>' . xmlify($r->title) . '</title>' . "\r\n";
232 if(substr($r->link,0,1) === '<') {
233 // patch up some facebook "like" activity objects that got stored incorrectly
234 // for a couple of months prior to 9-Jun-2011 and generated bad XML.
235 // we can probably remove this hack here and in the following function in a few months time.
236 if(strstr($r->link,'&') && (! strstr($r->link,'&')))
237 $r->link = str_replace('&','&', $r->link);
238 $r->link = preg_replace('/\<link(.*?)\"\>/','<link$1"/>',$r->link);
242 $o .= '<link rel="alternate" type="text/html" href="' . xmlify($r->link) . '" />' . "\r\n";
245 $o .= '<content type="html" >' . xmlify(bbcode($r->content)) . '</content>' . "\r\n";
246 $o .= '</as:object>' . "\r\n";
253 function construct_activity_target($item) {
255 if($item['target']) {
256 $o = '<as:target>' . "\r\n";
257 $r = parse_xml_string($item['target'],false);
261 $o .= '<as:object-type>' . xmlify($r->type) . '</as:object-type>' . "\r\n";
263 $o .= '<id>' . xmlify($r->id) . '</id>' . "\r\n";
265 $o .= '<title>' . xmlify($r->title) . '</title>' . "\r\n";
267 if(substr($r->link,0,1) === '<') {
268 if(strstr($r->link,'&') && (! strstr($r->link,'&')))
269 $r->link = str_replace('&','&', $r->link);
270 $r->link = preg_replace('/\<link(.*?)\"\>/','<link$1"/>',$r->link);
274 $o .= '<link rel="alternate" type="text/html" href="' . xmlify($r->link) . '" />' . "\r\n";
277 $o .= '<content type="html" >' . xmlify(bbcode($r->content)) . '</content>' . "\r\n";
278 $o .= '</as:target>' . "\r\n";
287 * The purpose of this function is to apply system message length limits to
288 * imported messages without including any embedded photos in the length
290 if(! function_exists('limit_body_size')) {
291 function limit_body_size($body) {
293 logger('limit_body_size: start', LOGGER_DEBUG);
295 $maxlen = get_max_import_size();
297 // If the length of the body, including the embedded images, is smaller
298 // than the maximum, then don't waste time looking for the images
299 if($maxlen && (strlen($body) > $maxlen)) {
301 logger('limit_body_size: the total body length exceeds the limit', LOGGER_DEBUG);
308 $img_start = strpos($orig_body, '[img');
309 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
310 $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
311 while(($img_st_close !== false) && ($img_end !== false)) {
313 $img_st_close++; // make it point to AFTER the closing bracket
314 $img_end += $img_start;
315 $img_end += strlen('[/img]');
317 if(! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) {
318 // This is an embedded image
320 if( ($textlen + $img_start) > $maxlen ) {
321 if($textlen < $maxlen) {
322 logger('limit_body_size: the limit happens before an embedded image', LOGGER_DEBUG);
323 $new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen);
328 $new_body = $new_body . substr($orig_body, 0, $img_start);
329 $textlen += $img_start;
332 $new_body = $new_body . substr($orig_body, $img_start, $img_end - $img_start);
336 if( ($textlen + $img_end) > $maxlen ) {
337 if($textlen < $maxlen) {
338 logger('limit_body_size: the limit happens before the end of a non-embedded image', LOGGER_DEBUG);
339 $new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen);
344 $new_body = $new_body . substr($orig_body, 0, $img_end);
345 $textlen += $img_end;
348 $orig_body = substr($orig_body, $img_end);
350 if($orig_body === false) // in case the body ends on a closing image tag
353 $img_start = strpos($orig_body, '[img');
354 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
355 $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
358 if( ($textlen + strlen($orig_body)) > $maxlen) {
359 if($textlen < $maxlen) {
360 logger('limit_body_size: the limit happens after the end of the last image', LOGGER_DEBUG);
361 $new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen);
366 logger('limit_body_size: the text size with embedded images extracted did not violate the limit', LOGGER_DEBUG);
367 $new_body = $new_body . $orig_body;
368 $textlen += strlen($orig_body);
377 function title_is_body($title, $body) {
379 $title = strip_tags($title);
380 $title = trim($title);
381 $title = str_replace(array("\n", "\r", "\t", " "), array("","","",""), $title);
383 $body = strip_tags($body);
385 $body = str_replace(array("\n", "\r", "\t", " "), array("","","",""), $body);
387 if (strlen($title) < strlen($body))
388 $body = substr($body, 0, strlen($title));
390 if (($title != $body) and (substr($title, -3) == "...")) {
391 $pos = strrpos($title, "...");
393 $title = substr($title, 0, $pos);
394 $body = substr($body, 0, $pos);
398 return($title == $body);
403 function get_atom_elements($feed,$item) {
405 require_once('library/HTMLPurifier.auto.php');
406 require_once('include/html2bbcode.php');
408 $best_photo = array();
412 $author = $item->get_author();
414 $res['author-name'] = unxmlify($author->get_name());
415 $res['author-link'] = unxmlify($author->get_link());
418 $res['author-name'] = unxmlify($feed->get_title());
419 $res['author-link'] = unxmlify($feed->get_permalink());
421 $res['uri'] = unxmlify($item->get_id());
422 $res['title'] = unxmlify($item->get_title());
423 $res['body'] = unxmlify($item->get_content());
424 $res['plink'] = unxmlify($item->get_link(0));
426 // removing the content of the title if its identically to the body
427 // This helps with auto generated titles e.g. from tumblr
428 if (title_is_body($res["title"], $res["body"]))
432 $base_url = implode('/', array_slice(explode('/',$res['plink']),0,3));
436 // look for a photo. We should check media size and find the best one,
437 // but for now let's just find any author photo
439 $rawauthor = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author');
441 if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
442 $base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
443 foreach($base as $link) {
444 if(!x($res, 'author-avatar') || !$res['author-avatar']) {
445 if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
446 $res['author-avatar'] = unxmlify($link['attribs']['']['href']);
451 $rawactor = $item->get_item_tags(NAMESPACE_ACTIVITY, 'actor');
453 if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['object-type'][0]['data'],ACTIVITY_OBJ_PERSON)) {
454 $base = $rawactor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
455 if($base && count($base)) {
456 foreach($base as $link) {
457 if($link['attribs']['']['rel'] === 'alternate' && (! $res['author-link']))
458 $res['author-link'] = unxmlify($link['attribs']['']['href']);
459 if(!x($res, 'author-avatar') || !$res['author-avatar']) {
460 if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo')
461 $res['author-avatar'] = unxmlify($link['attribs']['']['href']);
467 // No photo/profile-link on the item - look at the feed level
469 if((! (x($res,'author-link'))) || (! (x($res,'author-avatar')))) {
470 $rawauthor = $feed->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author');
471 if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
472 $base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
473 foreach($base as $link) {
474 if($link['attribs']['']['rel'] === 'alternate' && (! $res['author-link']))
475 $res['author-link'] = unxmlify($link['attribs']['']['href']);
476 if(! $res['author-avatar']) {
477 if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
478 $res['author-avatar'] = unxmlify($link['attribs']['']['href']);
483 $rawactor = $feed->get_feed_tags(NAMESPACE_ACTIVITY, 'subject');
485 if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['object-type'][0]['data'],ACTIVITY_OBJ_PERSON)) {
486 $base = $rawactor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
488 if($base && count($base)) {
489 foreach($base as $link) {
490 if($link['attribs']['']['rel'] === 'alternate' && (! $res['author-link']))
491 $res['author-link'] = unxmlify($link['attribs']['']['href']);
492 if(! (x($res,'author-avatar'))) {
493 if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo')
494 $res['author-avatar'] = unxmlify($link['attribs']['']['href']);
501 $apps = $item->get_item_tags(NAMESPACE_STATUSNET,'notice_info');
502 if($apps && $apps[0]['attribs']['']['source']) {
503 $res['app'] = strip_tags(unxmlify($apps[0]['attribs']['']['source']));
504 if($res['app'] === 'web')
505 $res['app'] = 'OStatus';
508 // base64 encoded json structure representing Diaspora signature
510 $dsig = $item->get_item_tags(NAMESPACE_DFRN,'diaspora_signature');
512 $res['dsprsig'] = unxmlify($dsig[0]['data']);
515 $dguid = $item->get_item_tags(NAMESPACE_DFRN,'diaspora_guid');
517 $res['guid'] = unxmlify($dguid[0]['data']);
519 $bm = $item->get_item_tags(NAMESPACE_DFRN,'bookmark');
521 $res['bookmark'] = ((unxmlify($bm[0]['data']) === 'true') ? 1 : 0);
525 * If there's a copy of the body content which is guaranteed to have survived mangling in transit, use it.
528 $have_real_body = false;
530 $rawenv = $item->get_item_tags(NAMESPACE_DFRN, 'env');
532 $have_real_body = true;
533 $res['body'] = $rawenv[0]['data'];
534 $res['body'] = str_replace(array(' ',"\t","\r","\n"), array('','','',''),$res['body']);
535 // make sure nobody is trying to sneak some html tags by us
536 $res['body'] = notags(base64url_decode($res['body']));
540 $res['body'] = limit_body_size($res['body']);
542 // It isn't certain at this point whether our content is plaintext or html and we'd be foolish to trust
543 // the content type. Our own network only emits text normally, though it might have been converted to
544 // html if we used a pubsubhubbub transport. But if we see even one html tag in our text, we will
545 // have to assume it is all html and needs to be purified.
547 // It doesn't matter all that much security wise - because before this content is used anywhere, we are
548 // going to escape any tags we find regardless, but this lets us import a limited subset of html from
549 // the wild, by sanitising it and converting supported tags to bbcode before we rip out any remaining
552 if((strpos($res['body'],'<') !== false) && (strpos($res['body'],'>') !== false)) {
554 $res['body'] = reltoabs($res['body'],$base_url);
556 $res['body'] = html2bb_video($res['body']);
558 $res['body'] = oembed_html2bbcode($res['body']);
560 $config = HTMLPurifier_Config::createDefault();
561 $config->set('Cache.DefinitionImpl', null);
563 // we shouldn't need a whitelist, because the bbcode converter
564 // will strip out any unsupported tags.
566 $purifier = new HTMLPurifier($config);
567 $res['body'] = $purifier->purify($res['body']);
569 $res['body'] = @html2bbcode($res['body']);
573 elseif(! $have_real_body) {
575 // it's not one of our messages and it has no tags
576 // so it's probably just text. We'll escape it just to be safe.
578 $res['body'] = escape_tags($res['body']);
581 // this tag is obsolete but we keep it for really old sites
583 $allow = $item->get_item_tags(NAMESPACE_DFRN,'comment-allow');
584 if($allow && $allow[0]['data'] == 1)
585 $res['last-child'] = 1;
587 $res['last-child'] = 0;
589 $private = $item->get_item_tags(NAMESPACE_DFRN,'private');
590 if($private && intval($private[0]['data']) > 0)
591 $res['private'] = intval($private[0]['data']);
595 $extid = $item->get_item_tags(NAMESPACE_DFRN,'extid');
596 if($extid && $extid[0]['data'])
597 $res['extid'] = $extid[0]['data'];
599 $rawlocation = $item->get_item_tags(NAMESPACE_DFRN, 'location');
601 $res['location'] = unxmlify($rawlocation[0]['data']);
604 $rawcreated = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'published');
606 $res['created'] = unxmlify($rawcreated[0]['data']);
609 $rawedited = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'updated');
611 $res['edited'] = unxmlify($rawedited[0]['data']);
613 if((x($res,'edited')) && (! (x($res,'created'))))
614 $res['created'] = $res['edited'];
616 if(! $res['created'])
617 $res['created'] = $item->get_date('c');
620 $res['edited'] = $item->get_date('c');
623 // Disallow time travelling posts
625 $d1 = strtotime($res['created']);
626 $d2 = strtotime($res['edited']);
627 $d3 = strtotime('now');
630 $res['created'] = datetime_convert();
632 $res['edited'] = datetime_convert();
634 $rawowner = $item->get_item_tags(NAMESPACE_DFRN, 'owner');
635 if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'])
636 $res['owner-name'] = unxmlify($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']);
637 elseif($rawowner[0]['child'][NAMESPACE_DFRN]['name'][0]['data'])
638 $res['owner-name'] = unxmlify($rawowner[0]['child'][NAMESPACE_DFRN]['name'][0]['data']);
639 if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'])
640 $res['owner-link'] = unxmlify($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']);
641 elseif($rawowner[0]['child'][NAMESPACE_DFRN]['uri'][0]['data'])
642 $res['owner-link'] = unxmlify($rawowner[0]['child'][NAMESPACE_DFRN]['uri'][0]['data']);
644 if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
645 $base = $rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
647 foreach($base as $link) {
648 if(!x($res, 'owner-avatar') || !$res['owner-avatar']) {
649 if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
650 $res['owner-avatar'] = unxmlify($link['attribs']['']['href']);
655 $rawgeo = $item->get_item_tags(NAMESPACE_GEORSS,'point');
657 $res['coord'] = unxmlify($rawgeo[0]['data']);
660 $rawverb = $item->get_item_tags(NAMESPACE_ACTIVITY, 'verb');
662 // select between supported verbs
665 $res['verb'] = unxmlify($rawverb[0]['data']);
668 // translate OStatus unfollow to activity streams if it happened to get selected
670 if((x($res,'verb')) && ($res['verb'] === 'http://ostatus.org/schema/1.0/unfollow'))
671 $res['verb'] = ACTIVITY_UNFOLLOW;
673 $cats = $item->get_categories();
676 foreach($cats as $cat) {
677 $term = $cat->get_term();
679 $term = $cat->get_label();
680 $scheme = $cat->get_scheme();
681 if($scheme && $term && stristr($scheme,'X-DFRN:'))
682 $tag_arr[] = substr($scheme,7,1) . '[url=' . unxmlify(substr($scheme,9)) . ']' . unxmlify($term) . '[/url]';
684 $tag_arr[] = notags(trim($term));
686 $res['tag'] = implode(',', $tag_arr);
689 $attach = $item->get_enclosures();
692 foreach($attach as $att) {
693 $len = intval($att->get_length());
694 $link = str_replace(array(',','"'),array('%2D','%22'),notags(trim(unxmlify($att->get_link()))));
695 $title = str_replace(array(',','"'),array('%2D','%22'),notags(trim(unxmlify($att->get_title()))));
696 $type = str_replace(array(',','"'),array('%2D','%22'),notags(trim(unxmlify($att->get_type()))));
697 if(strpos($type,';'))
698 $type = substr($type,0,strpos($type,';'));
699 if((! $link) || (strpos($link,'http') !== 0))
705 $type = 'application/octet-stream';
707 $att_arr[] = '[attach]href="' . $link . '" length="' . $len . '" type="' . $type . '" title="' . $title . '"[/attach]';
709 $res['attach'] = implode(',', $att_arr);
712 $rawobj = $item->get_item_tags(NAMESPACE_ACTIVITY, 'object');
715 $res['object'] = '<object>' . "\n";
716 $child = $rawobj[0]['child'];
717 if($child[NAMESPACE_ACTIVITY]['object-type'][0]['data']) {
718 $res['object-type'] = $child[NAMESPACE_ACTIVITY]['object-type'][0]['data'];
719 $res['object'] .= '<type>' . $child[NAMESPACE_ACTIVITY]['object-type'][0]['data'] . '</type>' . "\n";
721 if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'id') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'])
722 $res['object'] .= '<id>' . $child[SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'] . '</id>' . "\n";
723 if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'link') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['link'])
724 $res['object'] .= '<link>' . encode_rel_links($child[SIMPLEPIE_NAMESPACE_ATOM_10]['link']) . '</link>' . "\n";
725 if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'title') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['title'][0]['data'])
726 $res['object'] .= '<title>' . $child[SIMPLEPIE_NAMESPACE_ATOM_10]['title'][0]['data'] . '</title>' . "\n";
727 if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'content') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data']) {
728 $body = $child[SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data'];
730 $body = $child[SIMPLEPIE_NAMESPACE_ATOM_10]['summary'][0]['data'];
731 // preserve a copy of the original body content in case we later need to parse out any microformat information, e.g. events
732 $res['object'] .= '<orig>' . xmlify($body) . '</orig>' . "\n";
733 if((strpos($body,'<') !== false) || (strpos($body,'>') !== false)) {
735 $body = html2bb_video($body);
737 $config = HTMLPurifier_Config::createDefault();
738 $config->set('Cache.DefinitionImpl', null);
740 $purifier = new HTMLPurifier($config);
741 $body = $purifier->purify($body);
742 $body = html2bbcode($body);
745 $res['object'] .= '<content>' . $body . '</content>' . "\n";
748 $res['object'] .= '</object>' . "\n";
751 $rawobj = $item->get_item_tags(NAMESPACE_ACTIVITY, 'target');
754 $res['target'] = '<target>' . "\n";
755 $child = $rawobj[0]['child'];
756 if($child[NAMESPACE_ACTIVITY]['object-type'][0]['data']) {
757 $res['target'] .= '<type>' . $child[NAMESPACE_ACTIVITY]['object-type'][0]['data'] . '</type>' . "\n";
759 if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'id') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'])
760 $res['target'] .= '<id>' . $child[SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'] . '</id>' . "\n";
761 if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'link') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['link'])
762 $res['target'] .= '<link>' . encode_rel_links($child[SIMPLEPIE_NAMESPACE_ATOM_10]['link']) . '</link>' . "\n";
763 if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'data') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['title'][0]['data'])
764 $res['target'] .= '<title>' . $child[SIMPLEPIE_NAMESPACE_ATOM_10]['title'][0]['data'] . '</title>' . "\n";
765 if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'data') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data']) {
766 $body = $child[SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data'];
768 $body = $child[SIMPLEPIE_NAMESPACE_ATOM_10]['summary'][0]['data'];
769 // preserve a copy of the original body content in case we later need to parse out any microformat information, e.g. events
770 $res['target'] .= '<orig>' . xmlify($body) . '</orig>' . "\n";
771 if((strpos($body,'<') !== false) || (strpos($body,'>') !== false)) {
773 $body = html2bb_video($body);
775 $config = HTMLPurifier_Config::createDefault();
776 $config->set('Cache.DefinitionImpl', null);
778 $purifier = new HTMLPurifier($config);
779 $body = $purifier->purify($body);
780 $body = html2bbcode($body);
783 $res['target'] .= '<content>' . $body . '</content>' . "\n";
786 $res['target'] .= '</target>' . "\n";
789 $arr = array('feed' => $feed, 'item' => $item, 'result' => $res);
791 call_hooks('parse_atom', $arr);
793 //if (($res["title"] != "") or (strpos($res["body"], "RT @") > 0)) {
794 //if (strpos($res["body"], "RT @") !== false) {
795 // $debugfile = tempnam("/home/ike/log", "item-res2-");
796 // file_put_contents($debugfile, serialize($arr));
802 function encode_rel_links($links) {
804 if(! ((is_array($links)) && (count($links))))
806 foreach($links as $link) {
808 if($link['attribs']['']['rel'])
809 $o .= 'rel="' . $link['attribs']['']['rel'] . '" ';
810 if($link['attribs']['']['type'])
811 $o .= 'type="' . $link['attribs']['']['type'] . '" ';
812 if($link['attribs']['']['href'])
813 $o .= 'href="' . $link['attribs']['']['href'] . '" ';
814 if( (x($link['attribs'],NAMESPACE_MEDIA)) && $link['attribs'][NAMESPACE_MEDIA]['width'])
815 $o .= 'media:width="' . $link['attribs'][NAMESPACE_MEDIA]['width'] . '" ';
816 if( (x($link['attribs'],NAMESPACE_MEDIA)) && $link['attribs'][NAMESPACE_MEDIA]['height'])
817 $o .= 'media:height="' . $link['attribs'][NAMESPACE_MEDIA]['height'] . '" ';
825 function item_store($arr,$force_parent = false) {
827 // If a Diaspora signature structure was passed in, pull it out of the
828 // item array and set it aside for later storage.
831 if(x($arr,'dsprsig')) {
832 $dsprsig = json_decode(base64_decode($arr['dsprsig']));
833 unset($arr['dsprsig']);
836 if(x($arr, 'gravity'))
837 $arr['gravity'] = intval($arr['gravity']);
838 elseif($arr['parent-uri'] === $arr['uri'])
840 elseif(activity_match($arr['verb'],ACTIVITY_POST))
843 $arr['gravity'] = 6; // extensible catchall
846 $arr['type'] = 'remote';
848 // Shouldn't happen but we want to make absolutely sure it doesn't leak from a plugin.
850 if((strpos($arr['body'],'<') !== false) || (strpos($arr['body'],'>') !== false))
851 $arr['body'] = strip_tags($arr['body']);
853 require_once('Text/LanguageDetect.php');
854 $naked_body = preg_replace('/\[(.+?)\]/','',$arr['body']);
855 $l = new Text_LanguageDetect;
856 $lng = $l->detectConfidence($naked_body);
857 $arr['postopts'] = (($lng['language']) ? 'lang=' . $lng['language'] . ';' . $lng['confidence'] : '');
860 $arr['wall'] = ((x($arr,'wall')) ? intval($arr['wall']) : 0);
861 $arr['uri'] = ((x($arr,'uri')) ? notags(trim($arr['uri'])) : random_string());
862 $arr['extid'] = ((x($arr,'extid')) ? notags(trim($arr['extid'])) : '');
863 $arr['author-name'] = ((x($arr,'author-name')) ? notags(trim($arr['author-name'])) : '');
864 $arr['author-link'] = ((x($arr,'author-link')) ? notags(trim($arr['author-link'])) : '');
865 $arr['author-avatar'] = ((x($arr,'author-avatar')) ? notags(trim($arr['author-avatar'])) : '');
866 $arr['owner-name'] = ((x($arr,'owner-name')) ? notags(trim($arr['owner-name'])) : '');
867 $arr['owner-link'] = ((x($arr,'owner-link')) ? notags(trim($arr['owner-link'])) : '');
868 $arr['owner-avatar'] = ((x($arr,'owner-avatar')) ? notags(trim($arr['owner-avatar'])) : '');
869 $arr['created'] = ((x($arr,'created') !== false) ? datetime_convert('UTC','UTC',$arr['created']) : datetime_convert());
870 $arr['edited'] = ((x($arr,'edited') !== false) ? datetime_convert('UTC','UTC',$arr['edited']) : datetime_convert());
871 $arr['commented'] = datetime_convert();
872 $arr['received'] = datetime_convert();
873 $arr['changed'] = datetime_convert();
874 $arr['title'] = ((x($arr,'title')) ? notags(trim($arr['title'])) : '');
875 $arr['location'] = ((x($arr,'location')) ? notags(trim($arr['location'])) : '');
876 $arr['coord'] = ((x($arr,'coord')) ? notags(trim($arr['coord'])) : '');
877 $arr['last-child'] = ((x($arr,'last-child')) ? intval($arr['last-child']) : 0 );
878 $arr['visible'] = ((x($arr,'visible') !== false) ? intval($arr['visible']) : 1 );
880 $arr['parent-uri'] = ((x($arr,'parent-uri')) ? notags(trim($arr['parent-uri'])) : '');
881 $arr['verb'] = ((x($arr,'verb')) ? notags(trim($arr['verb'])) : '');
882 $arr['object-type'] = ((x($arr,'object-type')) ? notags(trim($arr['object-type'])) : '');
883 $arr['object'] = ((x($arr,'object')) ? trim($arr['object']) : '');
884 $arr['target-type'] = ((x($arr,'target-type')) ? notags(trim($arr['target-type'])) : '');
885 $arr['target'] = ((x($arr,'target')) ? trim($arr['target']) : '');
886 $arr['plink'] = ((x($arr,'plink')) ? notags(trim($arr['plink'])) : '');
887 $arr['allow_cid'] = ((x($arr,'allow_cid')) ? trim($arr['allow_cid']) : '');
888 $arr['allow_gid'] = ((x($arr,'allow_gid')) ? trim($arr['allow_gid']) : '');
889 $arr['deny_cid'] = ((x($arr,'deny_cid')) ? trim($arr['deny_cid']) : '');
890 $arr['deny_gid'] = ((x($arr,'deny_gid')) ? trim($arr['deny_gid']) : '');
891 $arr['private'] = ((x($arr,'private')) ? intval($arr['private']) : 0 );
892 $arr['bookmark'] = ((x($arr,'bookmark')) ? intval($arr['bookmark']) : 0 );
893 $arr['body'] = ((x($arr,'body')) ? trim($arr['body']) : '');
894 $arr['tag'] = ((x($arr,'tag')) ? notags(trim($arr['tag'])) : '');
895 $arr['attach'] = ((x($arr,'attach')) ? notags(trim($arr['attach'])) : '');
896 $arr['app'] = ((x($arr,'app')) ? notags(trim($arr['app'])) : '');
897 $arr['origin'] = ((x($arr,'origin')) ? intval($arr['origin']) : 0 );
898 $arr['guid'] = ((x($arr,'guid')) ? notags(trim($arr['guid'])) : get_guid());
900 if($arr['parent-uri'] === $arr['uri']) {
903 $allow_cid = $arr['allow_cid'];
904 $allow_gid = $arr['allow_gid'];
905 $deny_cid = $arr['deny_cid'];
906 $deny_gid = $arr['deny_gid'];
910 // find the parent and snarf the item id and ACL's
911 // and anything else we need to inherit
913 $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d ORDER BY `id` ASC LIMIT 1",
914 dbesc($arr['parent-uri']),
920 // is the new message multi-level threaded?
921 // even though we don't support it now, preserve the info
922 // and re-attach to the conversation parent.
924 if($r[0]['uri'] != $r[0]['parent-uri']) {
925 $arr['thr-parent'] = $arr['parent-uri'];
926 $arr['parent-uri'] = $r[0]['parent-uri'];
927 $z = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `parent-uri` = '%s' AND `uid` = %d
928 ORDER BY `id` ASC LIMIT 1",
929 dbesc($r[0]['parent-uri']),
930 dbesc($r[0]['parent-uri']),
937 $parent_id = $r[0]['id'];
938 $parent_deleted = $r[0]['deleted'];
939 $allow_cid = $r[0]['allow_cid'];
940 $allow_gid = $r[0]['allow_gid'];
941 $deny_cid = $r[0]['deny_cid'];
942 $deny_gid = $r[0]['deny_gid'];
943 $arr['wall'] = $r[0]['wall'];
945 // if the parent is private, force privacy for the entire conversation
946 // This differs from the above settings as it subtly allows comments from
947 // email correspondents to be private even if the overall thread is not.
950 $arr['private'] = $r[0]['private'];
952 // Edge case. We host a public forum that was originally posted to privately.
953 // The original author commented, but as this is a comment, the permissions
954 // weren't fixed up so it will still show the comment as private unless we fix it here.
956 if((intval($r[0]['forum_mode']) == 1) && (! $r[0]['private']))
961 // Allow one to see reply tweets from status.net even when
962 // we don't have or can't see the original post.
965 logger('item_store: $force_parent=true, reply converted to top-level post.');
967 $arr['thr-parent'] = $arr['parent-uri'];
968 $arr['parent-uri'] = $arr['uri'];
972 logger('item_store: item parent was not found - ignoring item');
980 $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
984 if($r && count($r)) {
985 logger('item-store: duplicate item ignored. ' . print_r($arr,true));
989 call_hooks('post_remote',$arr);
991 if(x($arr,'cancel')) {
992 logger('item_store: post cancelled by plugin.');
998 logger('item_store: ' . print_r($arr,true), LOGGER_DATA);
1000 $r = dbq("INSERT INTO `item` (`"
1001 . implode("`, `", array_keys($arr))
1003 . implode("', '", array_values($arr))
1006 // find the item we just created
1008 $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' AND `uid` = %d ORDER BY `id` ASC ",
1009 $arr['uri'], // already dbesc'd
1014 $current_post = $r[0]['id'];
1015 logger('item_store: created item ' . $current_post);
1018 logger('item_store: could not locate created item');
1022 logger('item_store: duplicated post occurred. Removing duplicates.');
1023 q("DELETE FROM `item` WHERE `uri` = '%s' AND `uid` = %d AND `id` != %d ",
1025 intval($arr['uid']),
1026 intval($current_post)
1030 if((! $parent_id) || ($arr['parent-uri'] === $arr['uri']))
1031 $parent_id = $current_post;
1033 if(strlen($allow_cid) || strlen($allow_gid) || strlen($deny_cid) || strlen($deny_gid))
1036 $private = $arr['private'];
1038 // Set parent id - and also make sure to inherit the parent's ACL's.
1040 $r = q("UPDATE `item` SET `parent` = %d, `allow_cid` = '%s', `allow_gid` = '%s',
1041 `deny_cid` = '%s', `deny_gid` = '%s', `private` = %d, `deleted` = %d WHERE `id` = %d LIMIT 1",
1048 intval($parent_deleted),
1049 intval($current_post)
1052 $arr['id'] = $current_post;
1053 $arr['parent'] = $parent_id;
1054 $arr['allow_cid'] = $allow_cid;
1055 $arr['allow_gid'] = $allow_gid;
1056 $arr['deny_cid'] = $deny_cid;
1057 $arr['deny_gid'] = $deny_gid;
1058 $arr['private'] = $private;
1059 $arr['deleted'] = $parent_deleted;
1060 call_hooks('post_remote_end',$arr);
1062 // update the commented timestamp on the parent
1064 q("UPDATE `item` set `commented` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1",
1065 dbesc(datetime_convert()),
1066 dbesc(datetime_convert()),
1071 q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
1072 intval($current_post),
1073 dbesc($dsprsig->signed_text),
1074 dbesc($dsprsig->signature),
1075 dbesc($dsprsig->signer)
1081 * If this is now the last-child, force all _other_ children of this parent to *not* be last-child
1084 if($arr['last-child']) {
1085 $r = q("UPDATE `item` SET `last-child` = 0 WHERE `parent-uri` = '%s' AND `uid` = %d AND `id` != %d",
1087 intval($arr['uid']),
1088 intval($current_post)
1092 tag_deliver($arr['uid'],$current_post);
1094 return $current_post;
1097 function get_item_contact($item,$contacts) {
1098 if(! count($contacts) || (! is_array($item)))
1100 foreach($contacts as $contact) {
1101 if($contact['id'] == $item['contact-id']) {
1103 break; // NOTREACHED
1110 function tag_deliver($uid,$item_id) {
1112 // look for mention tags and setup a second delivery chain for forum/community posts if appropriate
1118 $u = q("select * from user where uid = %d limit 1",
1124 $community_page = (($u[0]['page-flags'] == PAGE_COMMUNITY) ? true : false);
1125 $prvgroup = (($u[0]['page-flags'] == PAGE_PRVGROUP) ? true : false);
1128 $i = q("select * from item where id = %d and uid = %d limit 1",
1137 $link = normalise_link($a->get_baseurl() . '/profile/' . $u[0]['nickname']);
1139 // Diaspora uses their own hardwired link URL in @-tags
1140 // instead of the one we supply with webfinger
1142 $dlink = normalise_link($a->get_baseurl() . '/u/' . $u[0]['nickname']);
1144 $cnt = preg_match_all('/[\@\!]\[url\=(.*?)\](.*?)\[\/url\]/ism',$item['body'],$matches,PREG_SET_ORDER);
1146 foreach($matches as $mtch) {
1147 if(link_compare($link,$mtch[1]) || link_compare($dlink,$mtch[1])) {
1149 logger('tag_deliver: mention found: ' . $mtch[2]);
1157 // send a notification
1159 require_once('include/enotify.php');
1161 'type' => NOTIFY_TAGSELF,
1162 'notify_flags' => $u[0]['notify-flags'],
1163 'language' => $u[0]['language'],
1164 'to_name' => $u[0]['username'],
1165 'to_email' => $u[0]['email'],
1166 'uid' => $u[0]['uid'],
1168 'link' => $a->get_baseurl() . '/display/' . $u[0]['nickname'] . '/' . $item['id'],
1169 'source_name' => $item['author-name'],
1170 'source_link' => $item['author-link'],
1171 'source_photo' => $item['author-avatar'],
1172 'verb' => ACTIVITY_TAG,
1176 if((! $community_page) && (! $prvgroup))
1180 // tgroup delivery - setup a second delivery chain
1181 // prevent delivery looping - only proceed
1182 // if the message originated elsewhere and is a top-level post
1184 if(($item['wall']) || ($item['origin']) || ($item['id'] != $item['parent']))
1187 // now change this copy of the post to a forum head message and deliver to all the tgroup members
1190 $c = q("select name, url, thumb from contact where self = 1 and uid = %d limit 1",
1191 intval($u[0]['uid'])
1196 // also reset all the privacy bits to the forum default permissions
1198 $private = ($u[0]['allow_cid'] || $u[0]['allow_gid'] || $u[0]['deny_cid'] || $u[0]['deny_gid']) ? 1 : 0;
1200 $forum_mode = (($prvgroup) ? 2 : 1);
1202 q("update item set wall = 1, origin = 1, forum_mode = %d, `owner-name` = '%s', `owner-link` = '%s', `owner-avatar` = '%s',
1203 `private` = %d, `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s' where id = %d limit 1",
1204 intval($forum_mode),
1205 dbesc($c[0]['name']),
1206 dbesc($c[0]['url']),
1207 dbesc($c[0]['thumb']),
1209 dbesc($u[0]['allow_cid']),
1210 dbesc($u[0]['allow_gid']),
1211 dbesc($u[0]['deny_cid']),
1212 dbesc($u[0]['deny_gid']),
1216 proc_run('php','include/notifier.php','tgroup',$item_id);
1225 function dfrn_deliver($owner,$contact,$atom, $dissolve = false) {
1229 $idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
1231 if($contact['duplex'] && $contact['dfrn-id'])
1232 $idtosend = '0:' . $orig_id;
1233 if($contact['duplex'] && $contact['issued-id'])
1234 $idtosend = '1:' . $orig_id;
1236 $rino = ((function_exists('mcrypt_encrypt')) ? 1 : 0);
1238 $rino_enable = get_config('system','rino_encrypt');
1243 $ssl_val = intval(get_config('system','ssl_policy'));
1247 case SSL_POLICY_FULL:
1248 $ssl_policy = 'full';
1250 case SSL_POLICY_SELFSIGN:
1251 $ssl_policy = 'self';
1253 case SSL_POLICY_NONE:
1255 $ssl_policy = 'none';
1259 $url = $contact['notify'] . '&dfrn_id=' . $idtosend . '&dfrn_version=' . DFRN_PROTOCOL_VERSION . (($rino) ? '&rino=1' : '');
1261 logger('dfrn_deliver: ' . $url);
1263 $xml = fetch_url($url);
1265 $curl_stat = $a->get_curl_code();
1267 return(-1); // timed out
1269 logger('dfrn_deliver: ' . $xml, LOGGER_DATA);
1274 if(strpos($xml,'<?xml') === false) {
1275 logger('dfrn_deliver: no valid XML returned');
1276 logger('dfrn_deliver: returned XML: ' . $xml, LOGGER_DATA);
1280 $res = parse_xml_string($xml);
1282 if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
1283 return (($res->status) ? $res->status : 3);
1285 $postvars = array();
1286 $sent_dfrn_id = hex2bin((string) $res->dfrn_id);
1287 $challenge = hex2bin((string) $res->challenge);
1288 $perm = (($res->perm) ? $res->perm : null);
1289 $dfrn_version = (float) (($res->dfrn_version) ? $res->dfrn_version : 2.0);
1290 $rino_allowed = ((intval($res->rino) === 1) ? 1 : 0);
1291 $page = (($owner['page-flags'] == PAGE_COMMUNITY) ? 1 : 0);
1293 if($owner['page-flags'] == PAGE_PRVGROUP)
1296 $final_dfrn_id = '';
1299 if((($perm == 'rw') && (! intval($contact['writable'])))
1300 || (($perm == 'r') && (intval($contact['writable'])))) {
1301 q("update contact set writable = %d where id = %d limit 1",
1302 intval(($perm == 'rw') ? 1 : 0),
1303 intval($contact['id'])
1305 $contact['writable'] = (string) 1 - intval($contact['writable']);
1309 if(($contact['duplex'] && strlen($contact['pubkey']))
1310 || ($owner['page-flags'] == PAGE_COMMUNITY && strlen($contact['pubkey']))
1311 || ($contact['rel'] == CONTACT_IS_SHARING && strlen($contact['pubkey']))) {
1312 openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']);
1313 openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
1316 openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']);
1317 openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']);
1320 $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
1322 if(strpos($final_dfrn_id,':') == 1)
1323 $final_dfrn_id = substr($final_dfrn_id,2);
1325 if($final_dfrn_id != $orig_id) {
1326 logger('dfrn_deliver: wrong dfrn_id.');
1327 // did not decode properly - cannot trust this site
1331 $postvars['dfrn_id'] = $idtosend;
1332 $postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
1334 $postvars['dissolve'] = '1';
1337 if((($contact['rel']) && ($contact['rel'] != CONTACT_IS_SHARING) && (! $contact['blocked'])) || ($owner['page-flags'] == PAGE_COMMUNITY)) {
1338 $postvars['data'] = $atom;
1339 $postvars['perm'] = 'rw';
1342 $postvars['data'] = str_replace('<dfrn:comment-allow>1','<dfrn:comment-allow>0',$atom);
1343 $postvars['perm'] = 'r';
1346 $postvars['ssl_policy'] = $ssl_policy;
1349 $postvars['page'] = $page;
1351 if($rino && $rino_allowed && (! $dissolve)) {
1352 $key = substr(random_string(),0,16);
1353 $data = bin2hex(aes_encrypt($postvars['data'],$key));
1354 $postvars['data'] = $data;
1355 logger('rino: sent key = ' . $key, LOGGER_DEBUG);
1358 if($dfrn_version >= 2.1) {
1359 if(($contact['duplex'] && strlen($contact['pubkey']))
1360 || ($owner['page-flags'] == PAGE_COMMUNITY && strlen($contact['pubkey']))
1361 || ($contact['rel'] == CONTACT_IS_SHARING && strlen($contact['pubkey']))) {
1363 openssl_public_encrypt($key,$postvars['key'],$contact['pubkey']);
1366 openssl_private_encrypt($key,$postvars['key'],$contact['prvkey']);
1370 if(($contact['duplex'] && strlen($contact['prvkey'])) || ($owner['page-flags'] == PAGE_COMMUNITY)) {
1371 openssl_private_encrypt($key,$postvars['key'],$contact['prvkey']);
1374 openssl_public_encrypt($key,$postvars['key'],$contact['pubkey']);
1378 logger('md5 rawkey ' . md5($postvars['key']));
1380 $postvars['key'] = bin2hex($postvars['key']);
1383 logger('dfrn_deliver: ' . "SENDING: " . print_r($postvars,true), LOGGER_DATA);
1385 $xml = post_url($contact['notify'],$postvars);
1387 logger('dfrn_deliver: ' . "RECEIVED: " . $xml, LOGGER_DATA);
1389 $curl_stat = $a->get_curl_code();
1390 if((! $curl_stat) || (! strlen($xml)))
1391 return(-1); // timed out
1393 if(($curl_stat == 503) && (stristr($a->get_curl_headers(),'retry-after')))
1396 if(strpos($xml,'<?xml') === false) {
1397 logger('dfrn_deliver: phase 2: no valid XML returned');
1398 logger('dfrn_deliver: phase 2: returned XML: ' . $xml, LOGGER_DATA);
1402 if($contact['term-date'] != '0000-00-00 00:00:00') {
1403 logger("dfrn_deliver: $url back from the dead - removing mark for death");
1404 require_once('include/Contact.php');
1405 unmark_for_death($contact);
1408 $res = parse_xml_string($xml);
1410 return $res->status;
1416 * consume_feed - process atom feed and update anything/everything we might need to update
1418 * $xml = the (atom) feed to consume - RSS isn't as fully supported but may work for simple feeds.
1420 * $importer = the contact_record (joined to user_record) of the local user who owns this relationship.
1421 * It is this person's stuff that is going to be updated.
1422 * $contact = the person who is sending us stuff. If not set, we MAY be processing a "follow" activity
1423 * from an external network and MAY create an appropriate contact record. Otherwise, we MUST
1424 * have a contact record.
1425 * $hub = should we find a hub declation in the feed, pass it back to our calling process, who might (or
1426 * might not) try and subscribe to it.
1427 * $datedir sorts in reverse order
1428 * $pass - by default ($pass = 0) we cannot guarantee that a parent item has been
1429 * imported prior to its children being seen in the stream unless we are certain
1430 * of how the feed is arranged/ordered.
1431 * With $pass = 1, we only pull parent items out of the stream.
1432 * With $pass = 2, we only pull children (comments/likes).
1434 * So running this twice, first with pass 1 and then with pass 2 will do the right
1435 * thing regardless of feed ordering. This won't be adequate in a fully-threaded
1436 * model where comments can have sub-threads. That would require some massive sorting
1437 * to get all the feed items into a mostly linear ordering, and might still require
1441 function consume_feed($xml,$importer,&$contact, &$hub, $datedir = 0, $pass = 0) {
1443 require_once('library/simplepie/simplepie.inc');
1445 if(! strlen($xml)) {
1446 logger('consume_feed: empty input');
1450 $feed = new SimplePie();
1451 $feed->set_raw_data($xml);
1453 $feed->enable_order_by_date(true);
1455 $feed->enable_order_by_date(false);
1459 logger('consume_feed: Error parsing XML: ' . $feed->error());
1461 $permalink = $feed->get_permalink();
1463 // Check at the feed level for updated contact name and/or photo
1467 $photo_timestamp = '';
1471 $hubs = $feed->get_links('hub');
1472 logger('consume_feed: hubs: ' . print_r($hubs,true), LOGGER_DATA);
1475 $hub = implode(',', $hubs);
1477 $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'owner');
1479 $rawtags = $feed->get_feed_tags( SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
1481 $elems = $rawtags[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10];
1482 if($elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated']) {
1483 $name_updated = $elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated'];
1484 $new_name = $elems['name'][0]['data'];
1486 if((x($elems,'link')) && ($elems['link'][0]['attribs']['']['rel'] === 'photo') && ($elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated'])) {
1487 $photo_timestamp = datetime_convert('UTC','UTC',$elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated']);
1488 $photo_url = $elems['link'][0]['attribs']['']['href'];
1491 if((x($rawtags[0]['child'], NAMESPACE_DFRN)) && (x($rawtags[0]['child'][NAMESPACE_DFRN],'birthday'))) {
1492 $birthday = datetime_convert('UTC','UTC', $rawtags[0]['child'][NAMESPACE_DFRN]['birthday'][0]['data']);
1496 if((is_array($contact)) && ($photo_timestamp) && (strlen($photo_url)) && ($photo_timestamp > $contact['avatar-date'])) {
1497 logger('consume_feed: Updating photo for ' . $contact['name']);
1498 require_once("Photo.php");
1499 $photo_failure = false;
1500 $have_photo = false;
1502 $r = q("SELECT `resource-id` FROM `photo` WHERE `contact-id` = %d AND `uid` = %d LIMIT 1",
1503 intval($contact['id']),
1504 intval($contact['uid'])
1507 $resource_id = $r[0]['resource-id'];
1511 $resource_id = photo_new_resource();
1514 $img_str = fetch_url($photo_url,true);
1515 // guess mimetype from headers or filename
1516 $type = guess_image_type($photo_url,true);
1519 $img = new Photo($img_str, $type);
1520 if($img->is_valid()) {
1522 q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `contact-id` = %d AND `uid` = %d",
1523 dbesc($resource_id),
1524 intval($contact['id']),
1525 intval($contact['uid'])
1529 $img->scaleImageSquare(175);
1531 $hash = $resource_id;
1532 $r = $img->store($contact['uid'], $contact['id'], $hash, basename($photo_url), 'Contact Photos', 4);
1534 $img->scaleImage(80);
1535 $r = $img->store($contact['uid'], $contact['id'], $hash, basename($photo_url), 'Contact Photos', 5);
1537 $img->scaleImage(48);
1538 $r = $img->store($contact['uid'], $contact['id'], $hash, basename($photo_url), 'Contact Photos', 6);
1542 q("UPDATE `contact` SET `avatar-date` = '%s', `photo` = '%s', `thumb` = '%s', `micro` = '%s'
1543 WHERE `uid` = %d AND `id` = %d LIMIT 1",
1544 dbesc(datetime_convert()),
1545 dbesc($a->get_baseurl() . '/photo/' . $hash . '-4.'.$img->getExt()),
1546 dbesc($a->get_baseurl() . '/photo/' . $hash . '-5.'.$img->getExt()),
1547 dbesc($a->get_baseurl() . '/photo/' . $hash . '-6.'.$img->getExt()),
1548 intval($contact['uid']),
1549 intval($contact['id'])
1554 if((is_array($contact)) && ($name_updated) && (strlen($new_name)) && ($name_updated > $contact['name-date'])) {
1555 $r = q("select * from contact where uid = %d and id = %d limit 1",
1556 intval($contact['uid']),
1557 intval($contact['id'])
1560 $x = q("UPDATE `contact` SET `name` = '%s', `name-date` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
1561 dbesc(notags(trim($new_name))),
1562 dbesc(datetime_convert()),
1563 intval($contact['uid']),
1564 intval($contact['id'])
1567 // do our best to update the name on content items
1570 q("update item set `author-name` = '%s' where `author-name` = '%s' and `author-link` = '%s' and uid = %d",
1571 dbesc(notags(trim($new_name))),
1572 dbesc($r[0]['name']),
1573 dbesc($r[0]['url']),
1574 intval($contact['uid'])
1579 if(strlen($birthday)) {
1580 if(substr($birthday,0,4) != $contact['bdyear']) {
1581 logger('consume_feed: updating birthday: ' . $birthday);
1585 * Add new birthday event for this person
1587 * $bdtext is just a readable placeholder in case the event is shared
1588 * with others. We will replace it during presentation to our $importer
1589 * to contain a sparkle link and perhaps a photo.
1593 $bdtext = sprintf( t('%s\'s birthday'), $contact['name']);
1594 $bdtext2 = sprintf( t('Happy Birthday %s'), ' [url=' . $contact['url'] . ']' . $contact['name'] . '[/url]' ) ;
1597 $r = q("INSERT INTO `event` (`uid`,`cid`,`created`,`edited`,`start`,`finish`,`summary`,`desc`,`type`)
1598 VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s' ) ",
1599 intval($contact['uid']),
1600 intval($contact['id']),
1601 dbesc(datetime_convert()),
1602 dbesc(datetime_convert()),
1603 dbesc(datetime_convert('UTC','UTC', $birthday)),
1604 dbesc(datetime_convert('UTC','UTC', $birthday . ' + 1 day ')),
1613 q("UPDATE `contact` SET `bdyear` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
1614 dbesc(substr($birthday,0,4)),
1615 intval($contact['uid']),
1616 intval($contact['id'])
1619 // This function is called twice without reloading the contact
1620 // Make sure we only create one event. This is why &$contact
1621 // is a reference var in this function
1623 $contact['bdyear'] = substr($birthday,0,4);
1628 $community_page = 0;
1629 $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'community');
1631 $community_page = intval($rawtags[0]['data']);
1633 if(is_array($contact) && intval($contact['forum']) != $community_page) {
1634 q("update contact set forum = %d where id = %d limit 1",
1635 intval($community_page),
1636 intval($contact['id'])
1638 $contact['forum'] = (string) $community_page;
1642 // process any deleted entries
1644 $del_entries = $feed->get_feed_tags(NAMESPACE_TOMB, 'deleted-entry');
1645 if(is_array($del_entries) && count($del_entries) && $pass != 2) {
1646 foreach($del_entries as $dentry) {
1648 if(isset($dentry['attribs']['']['ref'])) {
1649 $uri = $dentry['attribs']['']['ref'];
1651 if(isset($dentry['attribs']['']['when'])) {
1652 $when = $dentry['attribs']['']['when'];
1653 $when = datetime_convert('UTC','UTC', $when, 'Y-m-d H:i:s');
1656 $when = datetime_convert('UTC','UTC','now','Y-m-d H:i:s');
1658 if($deleted && is_array($contact)) {
1659 $r = q("SELECT `item`.*, `contact`.`self` FROM `item` left join `contact` on `item`.`contact-id` = `contact`.`id`
1660 WHERE `uri` = '%s' AND `item`.`uid` = %d AND `contact-id` = %d AND NOT `item`.`file` LIKE '%%[%%' LIMIT 1",
1662 intval($importer['uid']),
1663 intval($contact['id'])
1668 if(! $item['deleted'])
1669 logger('consume_feed: deleting item ' . $item['id'] . ' uri=' . $item['uri'], LOGGER_DEBUG);
1671 if(($item['verb'] === ACTIVITY_TAG) && ($item['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
1672 $xo = parse_xml_string($item['object'],false);
1673 $xt = parse_xml_string($item['target'],false);
1674 if($xt->type === ACTIVITY_OBJ_NOTE) {
1675 $i = q("select * from `item` where uri = '%s' and uid = %d limit 1",
1677 intval($importer['importer_uid'])
1681 // For tags, the owner cannot remove the tag on the author's copy of the post.
1683 $owner_remove = (($item['contact-id'] == $i[0]['contact-id']) ? true: false);
1684 $author_remove = (($item['origin'] && $item['self']) ? true : false);
1685 $author_copy = (($item['origin']) ? true : false);
1687 if($owner_remove && $author_copy)
1689 if($author_remove || $owner_remove) {
1690 $tags = explode(',',$i[0]['tag']);
1693 foreach($tags as $tag)
1694 if(trim($tag) !== trim($xo->body))
1695 $newtags[] = trim($tag);
1697 q("update item set tag = '%s' where id = %d limit 1",
1698 dbesc(implode(',',$newtags)),
1706 if($item['uri'] == $item['parent-uri']) {
1707 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
1708 `body` = '', `title` = ''
1709 WHERE `parent-uri` = '%s' AND `uid` = %d",
1711 dbesc(datetime_convert()),
1712 dbesc($item['uri']),
1713 intval($importer['uid'])
1717 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
1718 `body` = '', `title` = ''
1719 WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1721 dbesc(datetime_convert()),
1723 intval($importer['uid'])
1725 if($item['last-child']) {
1726 // ensure that last-child is set in case the comment that had it just got wiped.
1727 q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
1728 dbesc(datetime_convert()),
1729 dbesc($item['parent-uri']),
1730 intval($item['uid'])
1732 // who is the last child now?
1733 $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `moderated` = 0 AND `uid` = %d
1734 ORDER BY `created` DESC LIMIT 1",
1735 dbesc($item['parent-uri']),
1736 intval($importer['uid'])
1739 q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
1750 // Now process the feed
1752 if($feed->get_item_quantity()) {
1754 logger('consume_feed: feed item count = ' . $feed->get_item_quantity());
1756 // in inverse date order
1758 $items = array_reverse($feed->get_items());
1760 $items = $feed->get_items();
1763 foreach($items as $item) {
1766 $item_id = $item->get_id();
1767 $rawthread = $item->get_item_tags( NAMESPACE_THREAD,'in-reply-to');
1768 if(isset($rawthread[0]['attribs']['']['ref'])) {
1770 $parent_uri = $rawthread[0]['attribs']['']['ref'];
1773 if(($is_reply) && is_array($contact)) {
1778 // Have we seen it? If not, import it.
1780 $item_id = $item->get_id();
1781 $datarray = get_atom_elements($feed,$item);
1783 if((! x($datarray,'author-name')) && ($contact['network'] != NETWORK_DFRN))
1784 $datarray['author-name'] = $contact['name'];
1785 if((! x($datarray,'author-link')) && ($contact['network'] != NETWORK_DFRN))
1786 $datarray['author-link'] = $contact['url'];
1787 if((! x($datarray,'author-avatar')) && ($contact['network'] != NETWORK_DFRN))
1788 $datarray['author-avatar'] = $contact['thumb'];
1790 if((! x($datarray,'author-name')) || (! x($datarray,'author-link'))) {
1791 logger('consume_feed: no author information! ' . print_r($datarray,true));
1795 $force_parent = false;
1796 if($contact['network'] === NETWORK_OSTATUS || stristr($contact['url'],'twitter.com')) {
1797 if($contact['network'] === NETWORK_OSTATUS)
1798 $force_parent = true;
1799 if(strlen($datarray['title']))
1800 unset($datarray['title']);
1801 $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
1802 dbesc(datetime_convert()),
1804 intval($importer['uid'])
1806 $datarray['last-child'] = 1;
1810 $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1812 intval($importer['uid'])
1815 // Update content if 'updated' changes
1818 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
1820 // do not accept (ignore) an earlier edit than one we currently have.
1821 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
1824 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1825 dbesc($datarray['title']),
1826 dbesc($datarray['body']),
1827 dbesc($datarray['tag']),
1828 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
1830 intval($importer['uid'])
1834 // update last-child if it changes
1836 $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
1837 if(($allow) && ($allow[0]['data'] != $r[0]['last-child'])) {
1838 $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
1839 dbesc(datetime_convert()),
1841 intval($importer['uid'])
1843 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1844 intval($allow[0]['data']),
1845 dbesc(datetime_convert()),
1847 intval($importer['uid'])
1854 if(($contact['network'] === NETWORK_FEED) || (! strlen($contact['notify']))) {
1855 // one way feed - no remote comment ability
1856 $datarray['last-child'] = 0;
1858 $datarray['parent-uri'] = $parent_uri;
1859 $datarray['uid'] = $importer['uid'];
1860 $datarray['contact-id'] = $contact['id'];
1861 if((activity_match($datarray['verb'],ACTIVITY_LIKE)) || (activity_match($datarray['verb'],ACTIVITY_DISLIKE))) {
1862 $datarray['type'] = 'activity';
1863 $datarray['gravity'] = GRAVITY_LIKE;
1864 // only one like or dislike per person
1865 $r = q("select id from item where uid = %d and `contact-id` = %d and verb ='%s' and deleted = 0 and (`parent-uri` = '%s' OR `thr-parent` = '%s') limit 1",
1866 intval($datarray['uid']),
1867 intval($datarray['contact-id']),
1868 dbesc($datarray['verb']),
1876 if(($datarray['verb'] === ACTIVITY_TAG) && ($datarray['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
1877 $xo = parse_xml_string($datarray['object'],false);
1878 $xt = parse_xml_string($datarray['target'],false);
1880 if($xt->type == ACTIVITY_OBJ_NOTE) {
1881 $r = q("select * from item where `uri` = '%s' AND `uid` = %d limit 1",
1883 intval($importer['importer_uid'])
1888 // extract tag, if not duplicate, add to parent item
1889 if($xo->id && $xo->content) {
1890 $newtag = '#[url=' . $xo->id . ']'. $xo->content . '[/url]';
1891 if(! (stristr($r[0]['tag'],$newtag))) {
1892 q("UPDATE item SET tag = '%s' WHERE id = %d LIMIT 1",
1893 dbesc($r[0]['tag'] . (strlen($r[0]['tag']) ? ',' : '') . $newtag),
1901 $r = item_store($datarray,$force_parent);
1907 // Head post of a conversation. Have we seen it? If not, import it.
1909 $item_id = $item->get_id();
1911 $datarray = get_atom_elements($feed,$item);
1913 if(is_array($contact)) {
1914 if((! x($datarray,'author-name')) && ($contact['network'] != NETWORK_DFRN))
1915 $datarray['author-name'] = $contact['name'];
1916 if((! x($datarray,'author-link')) && ($contact['network'] != NETWORK_DFRN))
1917 $datarray['author-link'] = $contact['url'];
1918 if((! x($datarray,'author-avatar')) && ($contact['network'] != NETWORK_DFRN))
1919 $datarray['author-avatar'] = $contact['thumb'];
1922 if((! x($datarray,'author-name')) || (! x($datarray,'author-link'))) {
1923 logger('consume_feed: no author information! ' . print_r($datarray,true));
1927 // special handling for events
1929 if((x($datarray,'object-type')) && ($datarray['object-type'] === ACTIVITY_OBJ_EVENT)) {
1930 $ev = bbtoevent($datarray['body']);
1931 if(x($ev,'desc') && x($ev,'start')) {
1932 $ev['uid'] = $importer['uid'];
1933 $ev['uri'] = $item_id;
1934 $ev['edited'] = $datarray['edited'];
1935 $ev['private'] = $datarray['private'];
1937 if(is_array($contact))
1938 $ev['cid'] = $contact['id'];
1939 $r = q("SELECT * FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1941 intval($importer['uid'])
1944 $ev['id'] = $r[0]['id'];
1945 $xyz = event_store($ev);
1950 if($contact['network'] === NETWORK_OSTATUS || stristr($contact['url'],'twitter.com')) {
1951 if(strlen($datarray['title']))
1952 unset($datarray['title']);
1953 $datarray['last-child'] = 1;
1957 $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1959 intval($importer['uid'])
1962 // Update content if 'updated' changes
1965 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
1967 // do not accept (ignore) an earlier edit than one we currently have.
1968 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
1971 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1972 dbesc($datarray['title']),
1973 dbesc($datarray['body']),
1974 dbesc($datarray['tag']),
1975 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
1977 intval($importer['uid'])
1981 // update last-child if it changes
1983 $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
1984 if($allow && $allow[0]['data'] != $r[0]['last-child']) {
1985 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1986 intval($allow[0]['data']),
1987 dbesc(datetime_convert()),
1989 intval($importer['uid'])
1995 if(activity_match($datarray['verb'],ACTIVITY_FOLLOW)) {
1996 logger('consume-feed: New follower');
1997 new_follower($importer,$contact,$datarray,$item);
2000 if(activity_match($datarray['verb'],ACTIVITY_UNFOLLOW)) {
2001 lose_follower($importer,$contact,$datarray,$item);
2005 if(activity_match($datarray['verb'],ACTIVITY_REQ_FRIEND)) {
2006 logger('consume-feed: New friend request');
2007 new_follower($importer,$contact,$datarray,$item,true);
2010 if(activity_match($datarray['verb'],ACTIVITY_UNFRIEND)) {
2011 lose_sharer($importer,$contact,$datarray,$item);
2016 if(! is_array($contact))
2020 if(($contact['network'] === NETWORK_FEED) || (! strlen($contact['notify']))) {
2021 // one way feed - no remote comment ability
2022 $datarray['last-child'] = 0;
2024 if($contact['network'] === NETWORK_FEED)
2025 $datarray['private'] = 2;
2027 // This is my contact on another system, but it's really me.
2028 // Turn this into a wall post.
2030 if($contact['remote_self']) {
2031 $datarray['wall'] = 1;
2032 if($contact['network'] === NETWORK_FEED) {
2033 $datarray['private'] = 0;
2037 $datarray['parent-uri'] = $item_id;
2038 $datarray['uid'] = $importer['uid'];
2039 $datarray['contact-id'] = $contact['id'];
2041 if(! link_compare($datarray['owner-link'],$contact['url'])) {
2042 // The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery,
2043 // but otherwise there's a possible data mixup on the sender's system.
2044 // the tgroup delivery code called from item_store will correct it if it's a forum,
2045 // but we're going to unconditionally correct it here so that the post will always be owned by our contact.
2046 logger('consume_feed: Correcting item owner.', LOGGER_DEBUG);
2047 $datarray['owner-name'] = $contact['name'];
2048 $datarray['owner-link'] = $contact['url'];
2049 $datarray['owner-avatar'] = $contact['thumb'];
2052 $r = item_store($datarray);
2060 function local_delivery($importer,$data) {
2064 if($importer['readonly']) {
2065 // We aren't receiving stuff from this person. But we will quietly ignore them
2066 // rather than a blatant "go away" message.
2067 logger('local_delivery: ignoring');
2072 // Consume notification feed. This may differ from consuming a public feed in several ways
2073 // - might contain email or friend suggestions
2074 // - might contain remote followup to our message
2075 // - in which case we need to accept it and then notify other conversants
2076 // - we may need to send various email notifications
2078 $feed = new SimplePie();
2079 $feed->set_raw_data($data);
2080 $feed->enable_order_by_date(false);
2084 // Currently unsupported - needs a lot of work
2085 $reloc = $feed->get_feed_tags( NAMESPACE_DFRN, 'relocate' );
2086 if(isset($reloc[0]['child'][NAMESPACE_DFRN])) {
2087 $base = $reloc[0]['child'][NAMESPACE_DFRN];
2089 $newloc['uid'] = $importer['importer_uid'];
2090 $newloc['cid'] = $importer['id'];
2091 $newloc['name'] = notags(unxmlify($base['name'][0]['data']));
2092 $newloc['photo'] = notags(unxmlify($base['photo'][0]['data']));
2093 $newloc['url'] = notags(unxmlify($base['url'][0]['data']));
2094 $newloc['request'] = notags(unxmlify($base['request'][0]['data']));
2095 $newloc['confirm'] = notags(unxmlify($base['confirm'][0]['data']));
2096 $newloc['notify'] = notags(unxmlify($base['notify'][0]['data']));
2097 $newloc['poll'] = notags(unxmlify($base['poll'][0]['data']));
2098 $newloc['site-pubkey'] = notags(unxmlify($base['site-pubkey'][0]['data']));
2099 $newloc['pubkey'] = notags(unxmlify($base['pubkey'][0]['data']));
2100 $newloc['prvkey'] = notags(unxmlify($base['prvkey'][0]['data']));
2103 // merge with current record, current contents have priority
2104 // update record, set url-updated
2105 // update profile photos
2111 // handle friend suggestion notification
2113 $sugg = $feed->get_feed_tags( NAMESPACE_DFRN, 'suggest' );
2114 if(isset($sugg[0]['child'][NAMESPACE_DFRN])) {
2115 $base = $sugg[0]['child'][NAMESPACE_DFRN];
2117 $fsugg['uid'] = $importer['importer_uid'];
2118 $fsugg['cid'] = $importer['id'];
2119 $fsugg['name'] = notags(unxmlify($base['name'][0]['data']));
2120 $fsugg['photo'] = notags(unxmlify($base['photo'][0]['data']));
2121 $fsugg['url'] = notags(unxmlify($base['url'][0]['data']));
2122 $fsugg['request'] = notags(unxmlify($base['request'][0]['data']));
2123 $fsugg['body'] = escape_tags(unxmlify($base['note'][0]['data']));
2125 // Does our member already have a friend matching this description?
2127 $r = q("SELECT * FROM `contact` WHERE `name` = '%s' AND `nurl` = '%s' AND `uid` = %d LIMIT 1",
2128 dbesc($fsugg['name']),
2129 dbesc(normalise_link($fsugg['url'])),
2130 intval($fsugg['uid'])
2135 // Do we already have an fcontact record for this person?
2138 $r = q("SELECT * FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
2139 dbesc($fsugg['url']),
2140 dbesc($fsugg['name']),
2141 dbesc($fsugg['request'])
2146 // OK, we do. Do we already have an introduction for this person ?
2147 $r = q("select id from intro where uid = %d and fid = %d limit 1",
2148 intval($fsugg['uid']),
2155 $r = q("INSERT INTO `fcontact` ( `name`,`url`,`photo`,`request` ) VALUES ( '%s', '%s', '%s', '%s' ) ",
2156 dbesc($fsugg['name']),
2157 dbesc($fsugg['url']),
2158 dbesc($fsugg['photo']),
2159 dbesc($fsugg['request'])
2161 $r = q("SELECT * FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
2162 dbesc($fsugg['url']),
2163 dbesc($fsugg['name']),
2164 dbesc($fsugg['request'])
2169 // database record did not get created. Quietly give up.
2174 $hash = random_string();
2176 $r = q("INSERT INTO `intro` ( `uid`, `fid`, `contact-id`, `note`, `hash`, `datetime`, `blocked` )
2177 VALUES( %d, %d, %d, '%s', '%s', '%s', %d )",
2178 intval($fsugg['uid']),
2180 intval($fsugg['cid']),
2181 dbesc($fsugg['body']),
2183 dbesc(datetime_convert()),
2188 'type' => NOTIFY_SUGGEST,
2189 'notify_flags' => $importer['notify-flags'],
2190 'language' => $importer['language'],
2191 'to_name' => $importer['username'],
2192 'to_email' => $importer['email'],
2193 'uid' => $importer['importer_uid'],
2195 'link' => $a->get_baseurl() . '/notifications/intros',
2196 'source_name' => $importer['name'],
2197 'source_link' => $importer['url'],
2198 'source_photo' => $importer['photo'],
2199 'verb' => ACTIVITY_REQ_FRIEND,
2208 $rawmail = $feed->get_feed_tags( NAMESPACE_DFRN, 'mail' );
2209 if(isset($rawmail[0]['child'][NAMESPACE_DFRN])) {
2211 logger('local_delivery: private message received');
2214 $base = $rawmail[0]['child'][NAMESPACE_DFRN];
2217 $msg['uid'] = $importer['importer_uid'];
2218 $msg['from-name'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['name'][0]['data']));
2219 $msg['from-photo'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['avatar'][0]['data']));
2220 $msg['from-url'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['uri'][0]['data']));
2221 $msg['contact-id'] = $importer['id'];
2222 $msg['title'] = notags(unxmlify($base['subject'][0]['data']));
2223 $msg['body'] = escape_tags(unxmlify($base['content'][0]['data']));
2225 $msg['replied'] = 0;
2226 $msg['uri'] = notags(unxmlify($base['id'][0]['data']));
2227 $msg['parent-uri'] = notags(unxmlify($base['in-reply-to'][0]['data']));
2228 $msg['created'] = datetime_convert(notags(unxmlify('UTC','UTC',$base['sentdate'][0]['data'])));
2232 $r = dbq("INSERT INTO `mail` (`" . implode("`, `", array_keys($msg))
2233 . "`) VALUES ('" . implode("', '", array_values($msg)) . "')" );
2235 // send notifications.
2237 require_once('include/enotify.php');
2239 $notif_params = array(
2240 'type' => NOTIFY_MAIL,
2241 'notify_flags' => $importer['notify-flags'],
2242 'language' => $importer['language'],
2243 'to_name' => $importer['username'],
2244 'to_email' => $importer['email'],
2245 'uid' => $importer['importer_uid'],
2247 'source_name' => $msg['from-name'],
2248 'source_link' => $importer['url'],
2249 'source_photo' => $importer['thumb'],
2250 'verb' => ACTIVITY_POST,
2254 notification($notif_params);
2260 $community_page = 0;
2261 $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'community');
2263 $community_page = intval($rawtags[0]['data']);
2265 if(intval($importer['forum']) != $community_page) {
2266 q("update contact set forum = %d where id = %d limit 1",
2267 intval($community_page),
2268 intval($importer['id'])
2270 $importer['forum'] = (string) $community_page;
2273 logger('local_delivery: feed item count = ' . $feed->get_item_quantity());
2275 // process any deleted entries
2277 $del_entries = $feed->get_feed_tags(NAMESPACE_TOMB, 'deleted-entry');
2278 if(is_array($del_entries) && count($del_entries)) {
2279 foreach($del_entries as $dentry) {
2281 if(isset($dentry['attribs']['']['ref'])) {
2282 $uri = $dentry['attribs']['']['ref'];
2284 if(isset($dentry['attribs']['']['when'])) {
2285 $when = $dentry['attribs']['']['when'];
2286 $when = datetime_convert('UTC','UTC', $when, 'Y-m-d H:i:s');
2289 $when = datetime_convert('UTC','UTC','now','Y-m-d H:i:s');
2293 // check for relayed deletes to our conversation
2296 $r = q("select * from item where uri = '%s' and uid = %d limit 1",
2298 intval($importer['importer_uid'])
2301 $parent_uri = $r[0]['parent-uri'];
2302 if($r[0]['id'] != $r[0]['parent'])
2309 if($importer['page-flags'] == PAGE_COMMUNITY || $importer['page-flags'] == PAGE_PRVGROUP ) {
2312 logger('local_delivery: possible community delete');
2315 $sql_extra = " and contact.self = 1 and item.wall = 1 ";
2317 // was the top-level post for this reply written by somebody on this site?
2318 // Specifically, the recipient?
2320 $is_a_remote_delete = false;
2322 $r = q("select `item`.`id`, `item`.`uri`, `item`.`tag`, `item`.`forum_mode`,`item`.`origin`,`item`.`wall`,
2323 `contact`.`name`, `contact`.`url`, `contact`.`thumb` from `item`
2324 LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
2325 WHERE `item`.`uri` = '%s' AND (`item`.`parent-uri` = '%s' or `item`.`thr-parent` = '%s')
2326 AND `item`.`uid` = %d
2332 intval($importer['importer_uid'])
2335 $is_a_remote_delete = true;
2337 // Does this have the characteristics of a community or private group comment?
2338 // If it's a reply to a wall post on a community/prvgroup page it's a
2339 // valid community comment. Also forum_mode makes it valid for sure.
2340 // If neither, it's not.
2342 if($is_a_remote_delete && $community) {
2343 if((! $r[0]['forum_mode']) && (! $r[0]['wall'])) {
2344 $is_a_remote_delete = false;
2345 logger('local_delivery: not a community delete');
2349 if($is_a_remote_delete) {
2350 logger('local_delivery: received remote delete');
2354 $r = q("SELECT `item`.*, `contact`.`self` FROM `item` left join contact on `item`.`contact-id` = `contact`.`id`
2355 WHERE `uri` = '%s' AND `item`.`uid` = %d AND `contact-id` = %d AND NOT `item`.`file` LIKE '%%[%%' LIMIT 1",
2357 intval($importer['importer_uid']),
2358 intval($importer['id'])
2364 if($item['deleted'])
2367 logger('local_delivery: deleting item ' . $item['id'] . ' uri=' . $item['uri'], LOGGER_DEBUG);
2369 if(($item['verb'] === ACTIVITY_TAG) && ($item['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
2370 $xo = parse_xml_string($item['object'],false);
2371 $xt = parse_xml_string($item['target'],false);
2373 if($xt->type === ACTIVITY_OBJ_NOTE) {
2374 $i = q("select * from `item` where uri = '%s' and uid = %d limit 1",
2376 intval($importer['importer_uid'])
2380 // For tags, the owner cannot remove the tag on the author's copy of the post.
2382 $owner_remove = (($item['contact-id'] == $i[0]['contact-id']) ? true: false);
2383 $author_remove = (($item['origin'] && $item['self']) ? true : false);
2384 $author_copy = (($item['origin']) ? true : false);
2386 if($owner_remove && $author_copy)
2388 if($author_remove || $owner_remove) {
2389 $tags = explode(',',$i[0]['tag']);
2392 foreach($tags as $tag)
2393 if(trim($tag) !== trim($xo->body))
2394 $newtags[] = trim($tag);
2396 q("update item set tag = '%s' where id = %d limit 1",
2397 dbesc(implode(',',$newtags)),
2405 if($item['uri'] == $item['parent-uri']) {
2406 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
2407 `body` = '', `title` = ''
2408 WHERE `parent-uri` = '%s' AND `uid` = %d",
2410 dbesc(datetime_convert()),
2411 dbesc($item['uri']),
2412 intval($importer['importer_uid'])
2416 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
2417 `body` = '', `title` = ''
2418 WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2420 dbesc(datetime_convert()),
2422 intval($importer['importer_uid'])
2424 if($item['last-child']) {
2425 // ensure that last-child is set in case the comment that had it just got wiped.
2426 q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
2427 dbesc(datetime_convert()),
2428 dbesc($item['parent-uri']),
2429 intval($item['uid'])
2431 // who is the last child now?
2432 $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `uid` = %d
2433 ORDER BY `created` DESC LIMIT 1",
2434 dbesc($item['parent-uri']),
2435 intval($importer['importer_uid'])
2438 q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
2443 // if this is a relayed delete, propagate it to other recipients
2445 if($is_a_remote_delete)
2446 proc_run('php',"include/notifier.php","drop",$item['id']);
2454 foreach($feed->get_items() as $item) {
2457 $item_id = $item->get_id();
2458 $rawthread = $item->get_item_tags( NAMESPACE_THREAD, 'in-reply-to');
2459 if(isset($rawthread[0]['attribs']['']['ref'])) {
2461 $parent_uri = $rawthread[0]['attribs']['']['ref'];
2467 if($importer['page-flags'] == PAGE_COMMUNITY || $importer['page-flags'] == PAGE_PRVGROUP ) {
2470 logger('local_delivery: possible community reply');
2473 $sql_extra = " and contact.self = 1 and item.wall = 1 ";
2475 // was the top-level post for this reply written by somebody on this site?
2476 // Specifically, the recipient?
2478 $is_a_remote_comment = false;
2480 // POSSIBLE CLEANUP --> Why select so many fields when only forum_mode and wall are used?
2481 $r = q("select `item`.`id`, `item`.`uri`, `item`.`tag`, `item`.`forum_mode`,`item`.`origin`,`item`.`wall`,
2482 `contact`.`name`, `contact`.`url`, `contact`.`thumb` from `item`
2483 LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
2484 WHERE `item`.`uri` = '%s' AND (`item`.`parent-uri` = '%s' or `item`.`thr-parent` = '%s')
2485 AND `item`.`uid` = %d
2491 intval($importer['importer_uid'])
2494 $is_a_remote_comment = true;
2496 // Does this have the characteristics of a community or private group comment?
2497 // If it's a reply to a wall post on a community/prvgroup page it's a
2498 // valid community comment. Also forum_mode makes it valid for sure.
2499 // If neither, it's not.
2501 if($is_a_remote_comment && $community) {
2502 if((! $r[0]['forum_mode']) && (! $r[0]['wall'])) {
2503 $is_a_remote_comment = false;
2504 logger('local_delivery: not a community reply');
2508 if($is_a_remote_comment) {
2509 logger('local_delivery: received remote comment');
2511 // remote reply to our post. Import and then notify everybody else.
2513 $datarray = get_atom_elements($feed,$item);
2515 $r = q("SELECT `id`, `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2517 intval($importer['importer_uid'])
2520 // Update content if 'updated' changes
2524 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
2526 // do not accept (ignore) an earlier edit than one we currently have.
2527 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
2530 logger('received updated comment' , LOGGER_DEBUG);
2531 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2532 dbesc($datarray['title']),
2533 dbesc($datarray['body']),
2534 dbesc($datarray['tag']),
2535 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
2537 intval($importer['importer_uid'])
2540 proc_run('php',"include/notifier.php","comment-import",$iid);
2548 // TODO: make this next part work against both delivery threads of a community post
2550 // if((! link_compare($datarray['author-link'],$importer['url'])) && (! $community)) {
2551 // logger('local_delivery: received relay claiming to be from ' . $importer['url'] . ' however comment author url is ' . $datarray['author-link'] );
2552 // they won't know what to do so don't report an error. Just quietly die.
2556 // our user with $importer['importer_uid'] is the owner
2558 $own = q("select name,url,thumb from contact where uid = %d and self = 1 limit 1",
2559 intval($importer['importer_uid'])
2563 $datarray['type'] = 'remote-comment';
2564 $datarray['wall'] = 1;
2565 $datarray['parent-uri'] = $parent_uri;
2566 $datarray['uid'] = $importer['importer_uid'];
2567 $datarray['owner-name'] = $own[0]['name'];
2568 $datarray['owner-link'] = $own[0]['url'];
2569 $datarray['owner-avatar'] = $own[0]['thumb'];
2570 $datarray['contact-id'] = $importer['id'];
2572 if(($datarray['verb'] === ACTIVITY_LIKE) || ($datarray['verb'] === ACTIVITY_DISLIKE)) {
2574 $datarray['type'] = 'activity';
2575 $datarray['gravity'] = GRAVITY_LIKE;
2576 $datarray['last-child'] = 0;
2577 // only one like or dislike per person
2578 $r = q("select id from item where uid = %d and `contact-id` = %d and verb = '%s' and (`thr-parent` = '%s' or `parent-uri` = '%s') and deleted = 0 limit 1",
2579 intval($datarray['uid']),
2580 intval($datarray['contact-id']),
2581 dbesc($datarray['verb']),
2582 dbesc($datarray['parent-uri']),
2583 dbesc($datarray['parent-uri'])
2590 if(($datarray['verb'] === ACTIVITY_TAG) && ($datarray['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
2592 $xo = parse_xml_string($datarray['object'],false);
2593 $xt = parse_xml_string($datarray['target'],false);
2595 if(($xt->type == ACTIVITY_OBJ_NOTE) && ($xt->id)) {
2597 // fetch the parent item
2599 $tagp = q("select * from item where uri = '%s' and uid = %d limit 1",
2601 intval($importer['importer_uid'])
2606 // extract tag, if not duplicate, and this user allows tags, add to parent item
2608 if($xo->id && $xo->content) {
2609 $newtag = '#[url=' . $xo->id . ']'. $xo->content . '[/url]';
2610 if(! (stristr($tagp[0]['tag'],$newtag))) {
2611 $i = q("SELECT `blocktags` FROM `user` where `uid` = %d LIMIT 1",
2612 intval($importer['importer_uid'])
2614 if(count($i) && ! intval($i[0]['blocktags'])) {
2615 q("UPDATE item SET tag = '%s', `edited` = '%s' WHERE id = %d LIMIT 1",
2616 dbesc($tagp[0]['tag'] . (strlen($tagp[0]['tag']) ? ',' : '') . $newtag),
2617 intval($tagp[0]['id']),
2618 dbesc(datetime_convert())
2627 // $newtag = '@[url=' . $a->get_baseurl() . '/profile/' . $importer['nickname'] . ']' . $importer['username'] . '[/url]';
2628 // if(! stristr($datarray['tag'],$newtag)) {
2629 // if(strlen($datarray['tag']))
2630 // $datarray['tag'] .= ',';
2631 // $datarray['tag'] .= $newtag;
2636 $posted_id = item_store($datarray);
2640 $r = q("SELECT `parent` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
2642 intval($importer['importer_uid'])
2645 $parent = $r[0]['parent'];
2648 $r1 = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `uid` = %d AND `parent` = %d",
2649 dbesc(datetime_convert()),
2650 intval($importer['importer_uid']),
2651 intval($r[0]['parent'])
2654 $r2 = q("UPDATE `item` SET `last-child` = 1, `changed` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
2655 dbesc(datetime_convert()),
2656 intval($importer['importer_uid']),
2661 if($posted_id && $parent) {
2663 proc_run('php',"include/notifier.php","comment-import","$posted_id");
2665 if((! $is_like) && (! $importer['self'])) {
2667 require_once('include/enotify.php');
2670 'type' => NOTIFY_COMMENT,
2671 'notify_flags' => $importer['notify-flags'],
2672 'language' => $importer['language'],
2673 'to_name' => $importer['username'],
2674 'to_email' => $importer['email'],
2675 'uid' => $importer['importer_uid'],
2676 'item' => $datarray,
2677 'link' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id,
2678 'source_name' => stripslashes($datarray['author-name']),
2679 'source_link' => $datarray['author-link'],
2680 'source_photo' => ((link_compare($datarray['author-link'],$importer['url']))
2681 ? $importer['thumb'] : $datarray['author-avatar']),
2682 'verb' => ACTIVITY_POST,
2684 'parent' => $parent,
2697 // regular comment that is part of this total conversation. Have we seen it? If not, import it.
2699 $item_id = $item->get_id();
2700 $datarray = get_atom_elements($feed,$item);
2702 $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2704 intval($importer['importer_uid'])
2707 // Update content if 'updated' changes
2710 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
2712 // do not accept (ignore) an earlier edit than one we currently have.
2713 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
2716 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2717 dbesc($datarray['title']),
2718 dbesc($datarray['body']),
2719 dbesc($datarray['tag']),
2720 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
2722 intval($importer['importer_uid'])
2726 // update last-child if it changes
2728 $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
2729 if(($allow) && ($allow[0]['data'] != $r[0]['last-child'])) {
2730 $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
2731 dbesc(datetime_convert()),
2733 intval($importer['importer_uid'])
2735 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2736 intval($allow[0]['data']),
2737 dbesc(datetime_convert()),
2739 intval($importer['importer_uid'])
2745 $datarray['parent-uri'] = $parent_uri;
2746 $datarray['uid'] = $importer['importer_uid'];
2747 $datarray['contact-id'] = $importer['id'];
2748 if(($datarray['verb'] == ACTIVITY_LIKE) || ($datarray['verb'] == ACTIVITY_DISLIKE)) {
2749 $datarray['type'] = 'activity';
2750 $datarray['gravity'] = GRAVITY_LIKE;
2751 // only one like or dislike per person
2752 $r = q("select id from item where uid = %d and `contact-id` = %d and verb ='%s' and deleted = 0 and (`parent-uri` = '%s' OR `thr-parent` = '%s') limit 1",
2753 intval($datarray['uid']),
2754 intval($datarray['contact-id']),
2755 dbesc($datarray['verb']),
2764 if(($datarray['verb'] === ACTIVITY_TAG) && ($datarray['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
2766 $xo = parse_xml_string($datarray['object'],false);
2767 $xt = parse_xml_string($datarray['target'],false);
2769 if($xt->type == ACTIVITY_OBJ_NOTE) {
2770 $r = q("select * from item where `uri` = '%s' AND `uid` = %d limit 1",
2772 intval($importer['importer_uid'])
2777 // extract tag, if not duplicate, add to parent item
2779 if(! (stristr($r[0]['tag'],trim($xo->content)))) {
2780 q("UPDATE item SET tag = '%s' WHERE id = %d LIMIT 1",
2781 dbesc($r[0]['tag'] . (strlen($r[0]['tag']) ? ',' : '') . '#[url=' . $xo->id . ']'. $xo->content . '[/url]'),
2789 $posted_id = item_store($datarray);
2791 // find out if our user is involved in this conversation and wants to be notified.
2793 if(!x($datarray['type']) || $datarray['type'] != 'activity') {
2795 $myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 AND `deleted` = 0",
2797 intval($importer['importer_uid'])
2800 if(count($myconv)) {
2801 $importer_url = $a->get_baseurl() . '/profile/' . $importer['nickname'];
2803 // first make sure this isn't our own post coming back to us from a wall-to-wall event
2804 if(! link_compare($datarray['author-link'],$importer_url)) {
2807 foreach($myconv as $conv) {
2809 // now if we find a match, it means we're in this conversation
2811 if(! link_compare($conv['author-link'],$importer_url))
2814 require_once('include/enotify.php');
2816 $conv_parent = $conv['parent'];
2819 'type' => NOTIFY_COMMENT,
2820 'notify_flags' => $importer['notify-flags'],
2821 'language' => $importer['language'],
2822 'to_name' => $importer['username'],
2823 'to_email' => $importer['email'],
2824 'uid' => $importer['importer_uid'],
2825 'item' => $datarray,
2826 'link' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id,
2827 'source_name' => stripslashes($datarray['author-name']),
2828 'source_link' => $datarray['author-link'],
2829 'source_photo' => ((link_compare($datarray['author-link'],$importer['url']))
2830 ? $importer['thumb'] : $datarray['author-avatar']),
2831 'verb' => ACTIVITY_POST,
2833 'parent' => $conv_parent,
2837 // only send one notification
2849 // Head post of a conversation. Have we seen it? If not, import it.
2852 $item_id = $item->get_id();
2853 $datarray = get_atom_elements($feed,$item);
2855 if((x($datarray,'object-type')) && ($datarray['object-type'] === ACTIVITY_OBJ_EVENT)) {
2856 $ev = bbtoevent($datarray['body']);
2857 if(x($ev,'desc') && x($ev,'start')) {
2858 $ev['cid'] = $importer['id'];
2859 $ev['uid'] = $importer['uid'];
2860 $ev['uri'] = $item_id;
2861 $ev['edited'] = $datarray['edited'];
2862 $ev['private'] = $datarray['private'];
2864 $r = q("SELECT * FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2866 intval($importer['uid'])
2869 $ev['id'] = $r[0]['id'];
2870 $xyz = event_store($ev);
2875 $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2877 intval($importer['importer_uid'])
2880 // Update content if 'updated' changes
2883 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
2885 // do not accept (ignore) an earlier edit than one we currently have.
2886 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
2889 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2890 dbesc($datarray['title']),
2891 dbesc($datarray['body']),
2892 dbesc($datarray['tag']),
2893 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
2895 intval($importer['importer_uid'])
2899 // update last-child if it changes
2901 $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
2902 if($allow && $allow[0]['data'] != $r[0]['last-child']) {
2903 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2904 intval($allow[0]['data']),
2905 dbesc(datetime_convert()),
2907 intval($importer['importer_uid'])
2913 // This is my contact on another system, but it's really me.
2914 // Turn this into a wall post.
2916 if($importer['remote_self'])
2917 $datarray['wall'] = 1;
2919 $datarray['parent-uri'] = $item_id;
2920 $datarray['uid'] = $importer['importer_uid'];
2921 $datarray['contact-id'] = $importer['id'];
2923 if(! link_compare($datarray['owner-link'],$contact['url'])) {
2924 // The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery,
2925 // but otherwise there's a possible data mixup on the sender's system.
2926 // the tgroup delivery code called from item_store will correct it if it's a forum,
2927 // but we're going to unconditionally correct it here so that the post will always be owned by our contact.
2928 logger('local_delivery: Correcting item owner.', LOGGER_DEBUG);
2929 $datarray['owner-name'] = $importer['senderName'];
2930 $datarray['owner-link'] = $importer['url'];
2931 $datarray['owner-avatar'] = $importer['thumb'];
2934 $r = item_store($datarray);
2945 function new_follower($importer,$contact,$datarray,$item,$sharing = false) {
2946 $url = notags(trim($datarray['author-link']));
2947 $name = notags(trim($datarray['author-name']));
2948 $photo = notags(trim($datarray['author-avatar']));
2950 $rawtag = $item->get_item_tags(NAMESPACE_ACTIVITY,'actor');
2951 if($rawtag && $rawtag[0]['child'][NAMESPACE_POCO]['preferredUsername'][0]['data'])
2952 $nick = $rawtag[0]['child'][NAMESPACE_POCO]['preferredUsername'][0]['data'];
2954 if(is_array($contact)) {
2955 if(($contact['network'] == NETWORK_OSTATUS && $contact['rel'] == CONTACT_IS_SHARING)
2956 || ($sharing && $contact['rel'] == CONTACT_IS_FOLLOWER)) {
2957 $r = q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d AND `uid` = %d LIMIT 1",
2958 intval(CONTACT_IS_FRIEND),
2959 intval($contact['id']),
2960 intval($importer['uid'])
2963 // send email notification to owner?
2967 // create contact record
2969 $r = q("INSERT INTO `contact` ( `uid`, `created`, `url`, `nurl`, `name`, `nick`, `photo`, `network`, `rel`,
2970 `blocked`, `readonly`, `pending`, `writable` )
2971 VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, 0, 0, 1, 1 ) ",
2972 intval($importer['uid']),
2973 dbesc(datetime_convert()),
2975 dbesc(normalise_link($url)),
2979 dbesc(($sharing) ? NETWORK_ZOT : NETWORK_OSTATUS),
2980 intval(($sharing) ? CONTACT_IS_SHARING : CONTACT_IS_FOLLOWER)
2982 $r = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `url` = '%s' AND `pending` = 1 LIMIT 1",
2983 intval($importer['uid']),
2987 $contact_record = $r[0];
2989 // create notification
2990 $hash = random_string();
2992 if(is_array($contact_record)) {
2993 $ret = q("INSERT INTO `intro` ( `uid`, `contact-id`, `blocked`, `knowyou`, `hash`, `datetime`)
2994 VALUES ( %d, %d, 0, 0, '%s', '%s' )",
2995 intval($importer['uid']),
2996 intval($contact_record['id']),
2998 dbesc(datetime_convert())
3001 $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
3002 intval($importer['uid'])
3007 if(intval($r[0]['def_gid'])) {
3008 require_once('include/group.php');
3009 group_add_member($r[0]['uid'],'',$contact_record['id'],$r[0]['def_gid']);
3012 if(($r[0]['notify-flags'] & NOTIFY_INTRO) && ($r[0]['page-flags'] == PAGE_NORMAL)) {
3013 $email_tpl = get_intltext_template('follow_notify_eml.tpl');
3014 $email = replace_macros($email_tpl, array(
3015 '$requestor' => ((strlen($name)) ? $name : t('[Name Withheld]')),
3017 '$myname' => $r[0]['username'],
3018 '$siteurl' => $a->get_baseurl(),
3019 '$sitename' => $a->config['sitename']
3021 $res = mail($r[0]['email'],
3022 (($sharing) ? t('A new person is sharing with you at ') : t("You have a new follower at ")) . $a->config['sitename'],
3024 'From: ' . t('Administrator') . '@' . $_SERVER['SERVER_NAME'] . "\n"
3025 . 'Content-type: text/plain; charset=UTF-8' . "\n"
3026 . 'Content-transfer-encoding: 8bit' );
3033 function lose_follower($importer,$contact,$datarray,$item) {
3035 if(($contact['rel'] == CONTACT_IS_FRIEND) || ($contact['rel'] == CONTACT_IS_SHARING)) {
3036 q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d LIMIT 1",
3037 intval(CONTACT_IS_SHARING),
3038 intval($contact['id'])
3042 contact_remove($contact['id']);
3046 function lose_sharer($importer,$contact,$datarray,$item) {
3048 if(($contact['rel'] == CONTACT_IS_FRIEND) || ($contact['rel'] == CONTACT_IS_FOLLOWER)) {
3049 q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d LIMIT 1",
3050 intval(CONTACT_IS_FOLLOWER),
3051 intval($contact['id'])
3055 contact_remove($contact['id']);
3060 function subscribe_to_hub($url,$importer,$contact,$hubmode = 'subscribe') {
3064 if(is_array($importer)) {
3065 $r = q("SELECT `nickname` FROM `user` WHERE `uid` = %d LIMIT 1",
3066 intval($importer['uid'])
3070 // Diaspora has different message-ids in feeds than they do
3071 // through the direct Diaspora protocol. If we try and use
3072 // the feed, we'll get duplicates. So don't.
3074 if((! count($r)) || $contact['network'] === NETWORK_DIASPORA)
3077 $push_url = get_config('system','url') . '/pubsub/' . $r[0]['nickname'] . '/' . $contact['id'];
3079 // Use a single verify token, even if multiple hubs
3081 $verify_token = ((strlen($contact['hub-verify'])) ? $contact['hub-verify'] : random_string());
3083 $params= 'hub.mode=' . $hubmode . '&hub.callback=' . urlencode($push_url) . '&hub.topic=' . urlencode($contact['poll']) . '&hub.verify=async&hub.verify_token=' . $verify_token;
3085 logger('subscribe_to_hub: ' . $hubmode . ' ' . $contact['name'] . ' to hub ' . $url . ' endpoint: ' . $push_url . ' with verifier ' . $verify_token);
3087 if(! strlen($contact['hub-verify'])) {
3088 $r = q("UPDATE `contact` SET `hub-verify` = '%s' WHERE `id` = %d LIMIT 1",
3089 dbesc($verify_token),
3090 intval($contact['id'])
3094 post_url($url,$params);
3096 logger('subscribe_to_hub: returns: ' . $a->get_curl_code(), LOGGER_DEBUG);
3103 function atom_author($tag,$name,$uri,$h,$w,$photo) {
3107 $name = xmlify($name);
3108 $uri = xmlify($uri);
3111 $photo = xmlify($photo);
3115 $o .= "<name>$name</name>\r\n";
3116 $o .= "<uri>$uri</uri>\r\n";
3117 $o .= '<link rel="photo" type="image/jpeg" media:width="' . $w . '" media:height="' . $h . '" href="' . $photo . '" />' . "\r\n";
3118 $o .= '<link rel="avatar" type="image/jpeg" media:width="' . $w . '" media:height="' . $h . '" href="' . $photo . '" />' . "\r\n";
3120 call_hooks('atom_author', $o);
3122 $o .= "</$tag>\r\n";
3126 function atom_entry($item,$type,$author,$owner,$comment = false,$cid = 0) {
3130 if(! $item['parent'])
3133 if($item['deleted'])
3134 return '<at:deleted-entry ref="' . xmlify($item['uri']) . '" when="' . xmlify(datetime_convert('UTC','UTC',$item['edited'] . '+00:00',ATOM_TIME)) . '" />' . "\r\n";
3137 if($item['allow_cid'] || $item['allow_gid'] || $item['deny_cid'] || $item['deny_gid'])
3138 $body = fix_private_photos($item['body'],$owner['uid'],$item,$cid);
3140 $body = $item['body'];
3143 $o = "\r\n\r\n<entry>\r\n";
3145 if(is_array($author))
3146 $o .= atom_author('author',$author['name'],$author['url'],80,80,$author['thumb']);
3148 $o .= atom_author('author',(($item['author-name']) ? $item['author-name'] : $item['name']),(($item['author-link']) ? $item['author-link'] : $item['url']),80,80,(($item['author-avatar']) ? $item['author-avatar'] : $item['thumb']));
3149 if(strlen($item['owner-name']))
3150 $o .= atom_author('dfrn:owner',$item['owner-name'],$item['owner-link'],80,80,$item['owner-avatar']);
3152 if(($item['parent'] != $item['id']) || ($item['parent-uri'] !== $item['uri']) || ($item['thr-parent'])) {
3153 $parent_item = (($item['thr-parent']) ? $item['thr-parent'] : $item['parent-uri']);
3154 $o .= '<thr:in-reply-to ref="' . xmlify($parent_item) . '" type="text/html" href="' . xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['parent']) . '" />' . "\r\n";
3157 $o .= '<id>' . xmlify($item['uri']) . '</id>' . "\r\n";
3158 $o .= '<title>' . xmlify($item['title']) . '</title>' . "\r\n";
3159 $o .= '<published>' . xmlify(datetime_convert('UTC','UTC',$item['created'] . '+00:00',ATOM_TIME)) . '</published>' . "\r\n";
3160 $o .= '<updated>' . xmlify(datetime_convert('UTC','UTC',$item['edited'] . '+00:00',ATOM_TIME)) . '</updated>' . "\r\n";
3161 $o .= '<dfrn:env>' . base64url_encode($body, true) . '</dfrn:env>' . "\r\n";
3162 $o .= '<content type="' . $type . '" >' . xmlify((($type === 'html') ? bbcode($body) : $body)) . '</content>' . "\r\n";
3163 $o .= '<link rel="alternate" type="text/html" href="' . xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id']) . '" />' . "\r\n";
3165 $o .= '<dfrn:comment-allow>' . intval($item['last-child']) . '</dfrn:comment-allow>' . "\r\n";
3167 if($item['location']) {
3168 $o .= '<dfrn:location>' . xmlify($item['location']) . '</dfrn:location>' . "\r\n";
3169 $o .= '<poco:address><poco:formatted>' . xmlify($item['location']) . '</poco:formatted></poco:address>' . "\r\n";
3173 $o .= '<georss:point>' . xmlify($item['coord']) . '</georss:point>' . "\r\n";
3175 if(($item['private']) || strlen($item['allow_cid']) || strlen($item['allow_gid']) || strlen($item['deny_cid']) || strlen($item['deny_gid']))
3176 $o .= '<dfrn:private>' . (($item['private']) ? $item['private'] : 1) . '</dfrn:private>' . "\r\n";
3179 $o .= '<dfrn:extid>' . xmlify($item['extid']) . '</dfrn:extid>' . "\r\n";
3180 if($item['bookmark'])
3181 $o .= '<dfrn:bookmark>true</dfrn:bookmark>' . "\r\n";
3184 $o .= '<statusnet:notice_info local_id="' . $item['id'] . '" source="' . xmlify($item['app']) . '" ></statusnet:notice_info>' . "\r\n";
3187 $o .= '<dfrn:diaspora_guid>' . $item['guid'] . '</dfrn:diaspora_guid>' . "\r\n";
3189 if($item['signed_text']) {
3190 $sign = base64_encode(json_encode(array('signed_text' => $item['signed_text'],'signature' => $item['signature'],'signer' => $item['signer'])));
3191 $o .= '<dfrn:diaspora_signature>' . xmlify($sign) . '</dfrn:diaspora_signature>' . "\r\n";
3194 $verb = construct_verb($item);
3195 $o .= '<as:verb>' . xmlify($verb) . '</as:verb>' . "\r\n";
3196 $actobj = construct_activity_object($item);
3199 $actarg = construct_activity_target($item);
3203 $tags = item_getfeedtags($item);
3205 foreach($tags as $t) {
3206 $o .= '<category scheme="X-DFRN:' . xmlify($t[0]) . ':' . xmlify($t[1]) . '" term="' . xmlify($t[2]) . '" />' . "\r\n";
3210 $o .= item_getfeedattach($item);
3212 $mentioned = get_mentions($item);
3216 call_hooks('atom_entry', $o);
3218 $o .= '</entry>' . "\r\n";
3223 function fix_private_photos($s, $uid, $item = null, $cid = 0) {
3226 logger('fix_private_photos', LOGGER_DEBUG);
3227 $site = substr($a->get_baseurl(),strpos($a->get_baseurl(),'://'));
3232 $img_start = strpos($orig_body, '[img');
3233 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
3234 $img_len = ($img_start !== false ? strpos(substr($orig_body, $img_start + $img_st_close + 1), '[/img]') : false);
3235 while( ($img_st_close !== false) && ($img_len !== false) ) {
3237 $img_st_close++; // make it point to AFTER the closing bracket
3238 $image = substr($orig_body, $img_start + $img_st_close, $img_len);
3240 logger('fix_private_photos: found photo ' . $image, LOGGER_DEBUG);
3243 if(stristr($image , $site . '/photo/')) {
3244 // Only embed locally hosted photos
3246 $i = basename($image);
3247 $i = str_replace(array('.jpg','.png'),array('',''),$i);
3248 $x = strpos($i,'-');
3251 $res = substr($i,$x+1);
3252 $i = substr($i,0,$x);
3253 $r = q("SELECT * FROM `photo` WHERE `resource-id` = '%s' AND `scale` = %d AND `uid` = %d",
3260 // Check to see if we should replace this photo link with an embedded image
3261 // 1. No need to do so if the photo is public
3262 // 2. If there's a contact-id provided, see if they're in the access list
3263 // for the photo. If so, embed it.
3264 // 3. Otherwise, if we have an item, see if the item permissions match the photo
3265 // permissions, regardless of order but first check to see if they're an exact
3266 // match to save some processing overhead.
3268 if(has_permissions($r[0])) {
3270 $recips = enumerate_permissions($r[0]);
3271 if(in_array($cid, $recips)) {
3276 if(compare_permissions($item,$r[0]))
3281 $data = $r[0]['data'];
3282 $type = $r[0]['type'];
3284 // If a custom width and height were specified, apply before embedding
3285 if(preg_match("/\[img\=([0-9]*)x([0-9]*)\]/is", substr($orig_body, $img_start, $img_st_close), $match)) {
3286 logger('fix_private_photos: scaling photo', LOGGER_DEBUG);
3288 $width = intval($match[1]);
3289 $height = intval($match[2]);
3291 $ph = new Photo($data, $type);
3292 if($ph->is_valid()) {
3293 $ph->scaleImage(max($width, $height));
3294 $data = $ph->imageString();
3295 $type = $ph->getType();
3299 logger('fix_private_photos: replacing photo', LOGGER_DEBUG);
3300 $image = 'data:' . $type . ';base64,' . base64_encode($data);
3301 logger('fix_private_photos: replaced: ' . $image, LOGGER_DATA);
3307 $new_body = $new_body . substr($orig_body, 0, $img_start + $img_st_close) . $image . '[/img]';
3308 $orig_body = substr($orig_body, $img_start + $img_st_close + $img_len + strlen('[/img]'));
3309 if($orig_body === false)
3312 $img_start = strpos($orig_body, '[img');
3313 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
3314 $img_len = ($img_start !== false ? strpos(substr($orig_body, $img_start + $img_st_close + 1), '[/img]') : false);
3317 $new_body = $new_body . $orig_body;
3323 function has_permissions($obj) {
3324 if(($obj['allow_cid'] != '') || ($obj['allow_gid'] != '') || ($obj['deny_cid'] != '') || ($obj['deny_gid'] != ''))
3329 function compare_permissions($obj1,$obj2) {
3330 // first part is easy. Check that these are exactly the same.
3331 if(($obj1['allow_cid'] == $obj2['allow_cid'])
3332 && ($obj1['allow_gid'] == $obj2['allow_gid'])
3333 && ($obj1['deny_cid'] == $obj2['deny_cid'])
3334 && ($obj1['deny_gid'] == $obj2['deny_gid']))
3337 // This is harder. Parse all the permissions and compare the resulting set.
3339 $recipients1 = enumerate_permissions($obj1);
3340 $recipients2 = enumerate_permissions($obj2);
3343 if($recipients1 == $recipients2)
3348 // returns an array of contact-ids that are allowed to see this object
3350 function enumerate_permissions($obj) {
3351 require_once('include/group.php');
3352 $allow_people = expand_acl($obj['allow_cid']);
3353 $allow_groups = expand_groups(expand_acl($obj['allow_gid']));
3354 $deny_people = expand_acl($obj['deny_cid']);
3355 $deny_groups = expand_groups(expand_acl($obj['deny_gid']));
3356 $recipients = array_unique(array_merge($allow_people,$allow_groups));
3357 $deny = array_unique(array_merge($deny_people,$deny_groups));
3358 $recipients = array_diff($recipients,$deny);
3362 function item_getfeedtags($item) {
3365 $cnt = preg_match_all('|\#\[url\=(.*?)\](.*?)\[\/url\]|',$item['tag'],$matches);
3367 for($x = 0; $x < $cnt; $x ++) {
3369 $ret[] = array('#',$matches[1][$x], $matches[2][$x]);
3373 $cnt = preg_match_all('|\@\[url\=(.*?)\](.*?)\[\/url\]|',$item['tag'],$matches);
3375 for($x = 0; $x < $cnt; $x ++) {
3377 $ret[] = array('@',$matches[1][$x], $matches[2][$x]);
3383 function item_getfeedattach($item) {
3385 $arr = explode(',',$item['attach']);
3387 foreach($arr as $r) {
3389 $cnt = preg_match('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"\[\/attach\]|',$r,$matches);
3391 $ret .= '<link rel="enclosure" href="' . xmlify($matches[1]) . '" type="' . xmlify($matches[3]) . '" ';
3392 if(intval($matches[2]))
3393 $ret .= 'length="' . intval($matches[2]) . '" ';
3394 if($matches[4] !== ' ')
3395 $ret .= 'title="' . xmlify(trim($matches[4])) . '" ';
3396 $ret .= ' />' . "\r\n";
3405 function item_expire($uid,$days) {
3407 if((! $uid) || ($days < 1))
3410 // $expire_network_only = save your own wall posts
3411 // and just expire conversations started by others
3413 $expire_network_only = get_pconfig($uid,'expire','network_only');
3414 $sql_extra = ((intval($expire_network_only)) ? " AND wall = 0 " : "");
3416 $r = q("SELECT * FROM `item`
3418 AND `created` < UTC_TIMESTAMP() - INTERVAL %d DAY
3429 $expire_items = get_pconfig($uid, 'expire','items');
3430 $expire_items = (($expire_items===false)?1:intval($expire_items)); // default if not set: 1
3432 $expire_notes = get_pconfig($uid, 'expire','notes');
3433 $expire_notes = (($expire_notes===false)?1:intval($expire_notes)); // default if not set: 1
3435 $expire_starred = get_pconfig($uid, 'expire','starred');
3436 $expire_starred = (($expire_starred===false)?1:intval($expire_starred)); // default if not set: 1
3438 $expire_photos = get_pconfig($uid, 'expire','photos');
3439 $expire_photos = (($expire_photos===false)?0:intval($expire_photos)); // default if not set: 0
3441 logger('expire: # items=' . count($r). "; expire items: $expire_items, expire notes: $expire_notes, expire starred: $expire_starred, expire photos: $expire_photos");
3443 foreach($r as $item) {
3445 // don't expire filed items
3447 if(strpos($item['file'],'[') !== false)
3450 // Only expire posts, not photos and photo comments
3452 if($expire_photos==0 && strlen($item['resource-id']))
3454 if($expire_starred==0 && intval($item['starred']))
3456 if($expire_notes==0 && $item['type']=='note')
3458 if($expire_items==0 && $item['type']!='note')
3461 drop_item($item['id'],false);
3464 proc_run('php',"include/notifier.php","expire","$uid");
3469 function drop_items($items) {
3472 if(! local_user() && ! remote_user())
3476 foreach($items as $item) {
3477 $owner = drop_item($item,false);
3478 if($owner && ! $uid)
3483 // multiple threads may have been deleted, send an expire notification
3486 proc_run('php',"include/notifier.php","expire","$uid");
3490 function drop_item($id,$interactive = true) {
3494 // locate item to be deleted
3496 $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
3503 notice( t('Item not found.') . EOL);
3504 goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
3509 $owner = $item['uid'];
3511 // check if logged in user is either the author or owner of this item
3513 if((local_user() == $item['uid']) || (remote_user() == $item['contact-id'])) {
3517 $r = q("UPDATE `item` SET `deleted` = 1, `title` = '', `body` = '', `edited` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1",
3518 dbesc(datetime_convert()),
3519 dbesc(datetime_convert()),
3523 // clean up categories and tags so they don't end up as orphans
3526 $cnt = preg_match_all('/<(.*?)>/',$item['file'],$matches,PREG_SET_ORDER);
3528 foreach($matches as $mtch) {
3529 file_tag_unsave_file($item['uid'],$item['id'],$mtch[1],true);
3535 $cnt = preg_match_all('/\[(.*?)\]/',$item['file'],$matches,PREG_SET_ORDER);
3537 foreach($matches as $mtch) {
3538 file_tag_unsave_file($item['uid'],$item['id'],$mtch[1],false);
3542 // If item is a link to a photo resource, nuke all the associated photos
3543 // (visitors will not have photo resources)
3544 // This only applies to photos uploaded from the photos page. Photos inserted into a post do not
3545 // generate a resource-id and therefore aren't intimately linked to the item.
3547 if(strlen($item['resource-id'])) {
3548 q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `uid` = %d ",
3549 dbesc($item['resource-id']),
3550 intval($item['uid'])
3552 // ignore the result
3555 // If item is a link to an event, nuke the event record.
3557 if(intval($item['event-id'])) {
3558 q("DELETE FROM `event` WHERE `id` = %d AND `uid` = %d LIMIT 1",
3559 intval($item['event-id']),
3560 intval($item['uid'])
3562 // ignore the result
3565 // clean up item_id and sign meta-data tables
3567 $r = q("DELETE FROM item_id where iid in (select id from item where parent = %d and uid = %d)",
3568 intval($item['id']),
3569 intval($item['uid'])
3572 $r = q("DELETE FROM sign where iid in (select id from item where parent = %d and uid = %d)",
3573 intval($item['id']),
3574 intval($item['uid'])
3577 // If it's the parent of a comment thread, kill all the kids
3579 if($item['uri'] == $item['parent-uri']) {
3580 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s', `body` = '' , `title` = ''
3581 WHERE `parent-uri` = '%s' AND `uid` = %d ",
3582 dbesc(datetime_convert()),
3583 dbesc(datetime_convert()),
3584 dbesc($item['parent-uri']),
3585 intval($item['uid'])
3587 // ignore the result
3590 // ensure that last-child is set in case the comment that had it just got wiped.
3591 q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
3592 dbesc(datetime_convert()),
3593 dbesc($item['parent-uri']),
3594 intval($item['uid'])
3596 // who is the last child now?
3597 $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `uid` = %d ORDER BY `edited` DESC LIMIT 1",
3598 dbesc($item['parent-uri']),
3599 intval($item['uid'])
3602 q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
3607 // Add a relayable_retraction signature for Diaspora.
3608 store_diaspora_retract_sig($item, $a->user, $a->get_baseurl());
3610 $drop_id = intval($item['id']);
3612 // send the notification upstream/downstream as the case may be
3617 proc_run('php',"include/notifier.php","drop","$drop_id");
3618 goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
3624 notice( t('Permission denied.') . EOL);
3625 goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
3632 function first_post_date($uid,$wall = false) {
3633 $r = q("select id, created from item
3634 where uid = %d and wall = %d and deleted = 0 and visible = 1 AND moderated = 0
3636 order by created asc limit 1",
3638 intval($wall ? 1 : 0)
3641 // logger('first_post_date: ' . $r[0]['id'] . ' ' . $r[0]['created'], LOGGER_DATA);
3642 return substr(datetime_convert('',date_default_timezone_get(),$r[0]['created']),0,10);
3647 function posted_dates($uid,$wall) {
3648 $dnow = datetime_convert('',date_default_timezone_get(),'now','Y-m-d');
3650 $dthen = first_post_date($uid,$wall);
3654 // If it's near the end of a long month, backup to the 28th so that in
3655 // consecutive loops we'll always get a whole month difference.
3657 if(intval(substr($dnow,8)) > 28)
3658 $dnow = substr($dnow,0,8) . '28';
3659 if(intval(substr($dthen,8)) > 28)
3660 $dnow = substr($dthen,0,8) . '28';
3663 // Starting with the current month, get the first and last days of every
3664 // month down to and including the month of the first post
3665 while(substr($dnow, 0, 7) >= substr($dthen, 0, 7)) {
3666 $dstart = substr($dnow,0,8) . '01';
3667 $dend = substr($dnow,0,8) . get_dim(intval($dnow),intval(substr($dnow,5)));
3668 $start_month = datetime_convert('','',$dstart,'Y-m-d');
3669 $end_month = datetime_convert('','',$dend,'Y-m-d');
3670 $str = day_translate(datetime_convert('','',$dnow,'F Y'));
3671 $ret[] = array($str,$end_month,$start_month);
3672 $dnow = datetime_convert('','',$dnow . ' -1 month', 'Y-m-d');
3678 function posted_date_widget($url,$uid,$wall) {
3681 // For former Facebook folks that left because of "timeline"
3683 if($wall && intval(get_pconfig($uid,'system','no_wall_archive_widget')))
3686 $ret = posted_dates($uid,$wall);
3690 $o = replace_macros(get_markup_template('posted_date_widget.tpl'),array(
3691 '$title' => t('Archives'),
3692 '$size' => ((count($ret) > 6) ? 6 : count($ret)),
3699 function store_diaspora_retract_sig($item, $user, $baseurl) {
3700 // Note that we can't add a target_author_signature
3701 // if the comment was deleted by a remote user. That should be ok, because if a remote user is deleting
3702 // the comment, that means we're the home of the post, and Diaspora will only
3703 // check the parent_author_signature of retractions that it doesn't have to relay further
3705 // I don't think this function gets called for an "unlike," but I'll check anyway
3707 $enabled = intval(get_config('system','diaspora_enabled'));
3709 logger('drop_item: diaspora support disabled, not storing retraction signature', LOGGER_DEBUG);
3713 logger('drop_item: storing diaspora retraction signature');
3715 $signed_text = $item['guid'] . ';' . ( ($item['verb'] === ACTIVITY_LIKE) ? 'Like' : 'Comment');
3717 if(local_user() == $item['uid']) {
3719 $handle = $user['nickname'] . '@' . substr($baseurl, strpos($baseurl,'://') + 3);
3720 $authorsig = base64_encode(rsa_sign($signed_text,$user['prvkey'],'sha256'));
3723 $r = q("SELECT `nick`, `url` FROM `contact` WHERE `id` = '%d' LIMIT 1",
3724 $item['contact-id'] // If this function gets called, drop_item() has already checked remote_user() == $item['contact-id']
3727 // The below handle only works for NETWORK_DFRN. I think that's ok, because this function
3728 // only handles DFRN deletes
3729 $handle_baseurl_start = strpos($r['url'],'://') + 3;
3730 $handle_baseurl_length = strpos($r['url'],'/profile') - $handle_baseurl_start;
3731 $handle = $r['nick'] . '@' . substr($r['url'], $handle_baseurl_start, $handle_baseurl_length);
3737 q("insert into sign (`retract_iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
3738 intval($item['id']),
3739 dbesc($signed_text),