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 // This is some experimental stuff. By now retweets are shown with "RT:"
790 // But: There is data so that the message could be shown similar to native retweets
791 // There is some better way to parse this array - but it didn't worked for me.
792 $child = $item->feed->data["child"][SIMPLEPIE_NAMESPACE_ATOM_10]["feed"][0]["child"][SIMPLEPIE_NAMESPACE_ATOM_10]["entry"][0]["child"]["http://activitystrea.ms/spec/1.0/"][object][0]["child"];
793 if (is_array($child)) {
794 $message = $child["http://activitystrea.ms/spec/1.0/"]["object"][0]["child"][SIMPLEPIE_NAMESPACE_ATOM_10]["content"][0]["data"];
795 $author = $child[SIMPLEPIE_NAMESPACE_ATOM_10]["author"][0]["child"][SIMPLEPIE_NAMESPACE_ATOM_10];
796 $uri = $author["uri"][0]["data"];
797 $name = $author["name"][0]["data"];
798 $avatar = @array_shift($author["link"][2]["attribs"]);
799 $avatar = $avatar["href"];
801 if (($name != "") and ($uri != "") and ($avatar != "") and ($message != "")) {
802 $res["owner-name"] = $res["author-name"];
803 $res["owner-link"] = $res["author-link"];
804 $res["owner-avatar"] = $res["author-avatar"];
806 $res["author-name"] = $name;
807 $res["author-link"] = $uri;
808 $res["author-avatar"] = $avatar;
810 $res["body"] = html2bbcode($message);
814 $arr = array('feed' => $feed, 'item' => $item, 'result' => $res);
816 call_hooks('parse_atom', $arr);
818 //if (($res["title"] != "") or (strpos($res["body"], "RT @") > 0)) {
819 //if (strpos($res["body"], "RT @") !== false) {
820 // $debugfile = tempnam("/home/ike/log", "item-res2-");
821 // file_put_contents($debugfile, serialize($arr));
827 function encode_rel_links($links) {
829 if(! ((is_array($links)) && (count($links))))
831 foreach($links as $link) {
833 if($link['attribs']['']['rel'])
834 $o .= 'rel="' . $link['attribs']['']['rel'] . '" ';
835 if($link['attribs']['']['type'])
836 $o .= 'type="' . $link['attribs']['']['type'] . '" ';
837 if($link['attribs']['']['href'])
838 $o .= 'href="' . $link['attribs']['']['href'] . '" ';
839 if( (x($link['attribs'],NAMESPACE_MEDIA)) && $link['attribs'][NAMESPACE_MEDIA]['width'])
840 $o .= 'media:width="' . $link['attribs'][NAMESPACE_MEDIA]['width'] . '" ';
841 if( (x($link['attribs'],NAMESPACE_MEDIA)) && $link['attribs'][NAMESPACE_MEDIA]['height'])
842 $o .= 'media:height="' . $link['attribs'][NAMESPACE_MEDIA]['height'] . '" ';
850 function item_store($arr,$force_parent = false) {
852 // If a Diaspora signature structure was passed in, pull it out of the
853 // item array and set it aside for later storage.
856 if(x($arr,'dsprsig')) {
857 $dsprsig = json_decode(base64_decode($arr['dsprsig']));
858 unset($arr['dsprsig']);
861 if(x($arr, 'gravity'))
862 $arr['gravity'] = intval($arr['gravity']);
863 elseif($arr['parent-uri'] === $arr['uri'])
865 elseif(activity_match($arr['verb'],ACTIVITY_POST))
868 $arr['gravity'] = 6; // extensible catchall
871 $arr['type'] = 'remote';
873 // Shouldn't happen but we want to make absolutely sure it doesn't leak from a plugin.
875 if((strpos($arr['body'],'<') !== false) || (strpos($arr['body'],'>') !== false))
876 $arr['body'] = strip_tags($arr['body']);
879 if (version_compare(PHP_VERSION, '5.3.0', '>=')) {
880 require_once('Text/LanguageDetect.php');
881 $naked_body = preg_replace('/\[(.+?)\]/','',$arr['body']);
882 $l = new Text_LanguageDetect;
883 $lng = $l->detectConfidence($naked_body);
884 $arr['postopts'] = (($lng['language']) ? 'lang=' . $lng['language'] . ';' . $lng['confidence'] : '');
887 $arr['wall'] = ((x($arr,'wall')) ? intval($arr['wall']) : 0);
888 $arr['uri'] = ((x($arr,'uri')) ? notags(trim($arr['uri'])) : random_string());
889 $arr['extid'] = ((x($arr,'extid')) ? notags(trim($arr['extid'])) : '');
890 $arr['author-name'] = ((x($arr,'author-name')) ? notags(trim($arr['author-name'])) : '');
891 $arr['author-link'] = ((x($arr,'author-link')) ? notags(trim($arr['author-link'])) : '');
892 $arr['author-avatar'] = ((x($arr,'author-avatar')) ? notags(trim($arr['author-avatar'])) : '');
893 $arr['owner-name'] = ((x($arr,'owner-name')) ? notags(trim($arr['owner-name'])) : '');
894 $arr['owner-link'] = ((x($arr,'owner-link')) ? notags(trim($arr['owner-link'])) : '');
895 $arr['owner-avatar'] = ((x($arr,'owner-avatar')) ? notags(trim($arr['owner-avatar'])) : '');
896 $arr['created'] = ((x($arr,'created') !== false) ? datetime_convert('UTC','UTC',$arr['created']) : datetime_convert());
897 $arr['edited'] = ((x($arr,'edited') !== false) ? datetime_convert('UTC','UTC',$arr['edited']) : datetime_convert());
898 $arr['commented'] = datetime_convert();
899 $arr['received'] = datetime_convert();
900 $arr['changed'] = datetime_convert();
901 $arr['title'] = ((x($arr,'title')) ? notags(trim($arr['title'])) : '');
902 $arr['location'] = ((x($arr,'location')) ? notags(trim($arr['location'])) : '');
903 $arr['coord'] = ((x($arr,'coord')) ? notags(trim($arr['coord'])) : '');
904 $arr['last-child'] = ((x($arr,'last-child')) ? intval($arr['last-child']) : 0 );
905 $arr['visible'] = ((x($arr,'visible') !== false) ? intval($arr['visible']) : 1 );
907 $arr['parent-uri'] = ((x($arr,'parent-uri')) ? notags(trim($arr['parent-uri'])) : '');
908 $arr['verb'] = ((x($arr,'verb')) ? notags(trim($arr['verb'])) : '');
909 $arr['object-type'] = ((x($arr,'object-type')) ? notags(trim($arr['object-type'])) : '');
910 $arr['object'] = ((x($arr,'object')) ? trim($arr['object']) : '');
911 $arr['target-type'] = ((x($arr,'target-type')) ? notags(trim($arr['target-type'])) : '');
912 $arr['target'] = ((x($arr,'target')) ? trim($arr['target']) : '');
913 $arr['plink'] = ((x($arr,'plink')) ? notags(trim($arr['plink'])) : '');
914 $arr['allow_cid'] = ((x($arr,'allow_cid')) ? trim($arr['allow_cid']) : '');
915 $arr['allow_gid'] = ((x($arr,'allow_gid')) ? trim($arr['allow_gid']) : '');
916 $arr['deny_cid'] = ((x($arr,'deny_cid')) ? trim($arr['deny_cid']) : '');
917 $arr['deny_gid'] = ((x($arr,'deny_gid')) ? trim($arr['deny_gid']) : '');
918 $arr['private'] = ((x($arr,'private')) ? intval($arr['private']) : 0 );
919 $arr['bookmark'] = ((x($arr,'bookmark')) ? intval($arr['bookmark']) : 0 );
920 $arr['body'] = ((x($arr,'body')) ? trim($arr['body']) : '');
921 $arr['tag'] = ((x($arr,'tag')) ? notags(trim($arr['tag'])) : '');
922 $arr['attach'] = ((x($arr,'attach')) ? notags(trim($arr['attach'])) : '');
923 $arr['app'] = ((x($arr,'app')) ? notags(trim($arr['app'])) : '');
924 $arr['origin'] = ((x($arr,'origin')) ? intval($arr['origin']) : 0 );
925 $arr['guid'] = ((x($arr,'guid')) ? notags(trim($arr['guid'])) : get_guid());
927 if($arr['parent-uri'] === $arr['uri']) {
930 $allow_cid = $arr['allow_cid'];
931 $allow_gid = $arr['allow_gid'];
932 $deny_cid = $arr['deny_cid'];
933 $deny_gid = $arr['deny_gid'];
937 // find the parent and snarf the item id and ACL's
938 // and anything else we need to inherit
940 $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d ORDER BY `id` ASC LIMIT 1",
941 dbesc($arr['parent-uri']),
947 // is the new message multi-level threaded?
948 // even though we don't support it now, preserve the info
949 // and re-attach to the conversation parent.
951 if($r[0]['uri'] != $r[0]['parent-uri']) {
952 $arr['thr-parent'] = $arr['parent-uri'];
953 $arr['parent-uri'] = $r[0]['parent-uri'];
954 $z = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `parent-uri` = '%s' AND `uid` = %d
955 ORDER BY `id` ASC LIMIT 1",
956 dbesc($r[0]['parent-uri']),
957 dbesc($r[0]['parent-uri']),
964 $parent_id = $r[0]['id'];
965 $parent_deleted = $r[0]['deleted'];
966 $allow_cid = $r[0]['allow_cid'];
967 $allow_gid = $r[0]['allow_gid'];
968 $deny_cid = $r[0]['deny_cid'];
969 $deny_gid = $r[0]['deny_gid'];
970 $arr['wall'] = $r[0]['wall'];
972 // if the parent is private, force privacy for the entire conversation
973 // This differs from the above settings as it subtly allows comments from
974 // email correspondents to be private even if the overall thread is not.
977 $arr['private'] = $r[0]['private'];
979 // Edge case. We host a public forum that was originally posted to privately.
980 // The original author commented, but as this is a comment, the permissions
981 // weren't fixed up so it will still show the comment as private unless we fix it here.
983 if((intval($r[0]['forum_mode']) == 1) && (! $r[0]['private']))
988 // Allow one to see reply tweets from status.net even when
989 // we don't have or can't see the original post.
992 logger('item_store: $force_parent=true, reply converted to top-level post.');
994 $arr['thr-parent'] = $arr['parent-uri'];
995 $arr['parent-uri'] = $arr['uri'];
999 logger('item_store: item parent was not found - ignoring item');
1003 $parent_deleted = 0;
1007 $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1011 if($r && count($r)) {
1012 logger('item-store: duplicate item ignored. ' . print_r($arr,true));
1016 call_hooks('post_remote',$arr);
1018 if(x($arr,'cancel')) {
1019 logger('item_store: post cancelled by plugin.');
1025 logger('item_store: ' . print_r($arr,true), LOGGER_DATA);
1027 $r = dbq("INSERT INTO `item` (`"
1028 . implode("`, `", array_keys($arr))
1030 . implode("', '", array_values($arr))
1033 // find the item we just created
1035 $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' AND `uid` = %d ORDER BY `id` ASC ",
1036 $arr['uri'], // already dbesc'd
1041 $current_post = $r[0]['id'];
1042 logger('item_store: created item ' . $current_post);
1045 logger('item_store: could not locate created item');
1049 logger('item_store: duplicated post occurred. Removing duplicates.');
1050 q("DELETE FROM `item` WHERE `uri` = '%s' AND `uid` = %d AND `id` != %d ",
1052 intval($arr['uid']),
1053 intval($current_post)
1057 if((! $parent_id) || ($arr['parent-uri'] === $arr['uri']))
1058 $parent_id = $current_post;
1060 if(strlen($allow_cid) || strlen($allow_gid) || strlen($deny_cid) || strlen($deny_gid))
1063 $private = $arr['private'];
1065 // Set parent id - and also make sure to inherit the parent's ACL's.
1067 $r = q("UPDATE `item` SET `parent` = %d, `allow_cid` = '%s', `allow_gid` = '%s',
1068 `deny_cid` = '%s', `deny_gid` = '%s', `private` = %d, `deleted` = %d WHERE `id` = %d LIMIT 1",
1075 intval($parent_deleted),
1076 intval($current_post)
1079 $arr['id'] = $current_post;
1080 $arr['parent'] = $parent_id;
1081 $arr['allow_cid'] = $allow_cid;
1082 $arr['allow_gid'] = $allow_gid;
1083 $arr['deny_cid'] = $deny_cid;
1084 $arr['deny_gid'] = $deny_gid;
1085 $arr['private'] = $private;
1086 $arr['deleted'] = $parent_deleted;
1087 call_hooks('post_remote_end',$arr);
1089 // update the commented timestamp on the parent
1091 q("UPDATE `item` set `commented` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1",
1092 dbesc(datetime_convert()),
1093 dbesc(datetime_convert()),
1098 q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
1099 intval($current_post),
1100 dbesc($dsprsig->signed_text),
1101 dbesc($dsprsig->signature),
1102 dbesc($dsprsig->signer)
1108 * If this is now the last-child, force all _other_ children of this parent to *not* be last-child
1111 if($arr['last-child']) {
1112 $r = q("UPDATE `item` SET `last-child` = 0 WHERE `parent-uri` = '%s' AND `uid` = %d AND `id` != %d",
1114 intval($arr['uid']),
1115 intval($current_post)
1119 tag_deliver($arr['uid'],$current_post);
1121 return $current_post;
1124 function get_item_contact($item,$contacts) {
1125 if(! count($contacts) || (! is_array($item)))
1127 foreach($contacts as $contact) {
1128 if($contact['id'] == $item['contact-id']) {
1130 break; // NOTREACHED
1137 function tag_deliver($uid,$item_id) {
1139 // look for mention tags and setup a second delivery chain for forum/community posts if appropriate
1145 $u = q("select * from user where uid = %d limit 1",
1151 $community_page = (($u[0]['page-flags'] == PAGE_COMMUNITY) ? true : false);
1152 $prvgroup = (($u[0]['page-flags'] == PAGE_PRVGROUP) ? true : false);
1155 $i = q("select * from item where id = %d and uid = %d limit 1",
1164 $link = normalise_link($a->get_baseurl() . '/profile/' . $u[0]['nickname']);
1166 // Diaspora uses their own hardwired link URL in @-tags
1167 // instead of the one we supply with webfinger
1169 $dlink = normalise_link($a->get_baseurl() . '/u/' . $u[0]['nickname']);
1171 $cnt = preg_match_all('/[\@\!]\[url\=(.*?)\](.*?)\[\/url\]/ism',$item['body'],$matches,PREG_SET_ORDER);
1173 foreach($matches as $mtch) {
1174 if(link_compare($link,$mtch[1]) || link_compare($dlink,$mtch[1])) {
1176 logger('tag_deliver: mention found: ' . $mtch[2]);
1184 // send a notification
1186 require_once('include/enotify.php');
1188 'type' => NOTIFY_TAGSELF,
1189 'notify_flags' => $u[0]['notify-flags'],
1190 'language' => $u[0]['language'],
1191 'to_name' => $u[0]['username'],
1192 'to_email' => $u[0]['email'],
1193 'uid' => $u[0]['uid'],
1195 'link' => $a->get_baseurl() . '/display/' . $u[0]['nickname'] . '/' . $item['id'],
1196 'source_name' => $item['author-name'],
1197 'source_link' => $item['author-link'],
1198 'source_photo' => $item['author-avatar'],
1199 'verb' => ACTIVITY_TAG,
1203 if((! $community_page) && (! $prvgroup))
1207 // tgroup delivery - setup a second delivery chain
1208 // prevent delivery looping - only proceed
1209 // if the message originated elsewhere and is a top-level post
1211 if(($item['wall']) || ($item['origin']) || ($item['id'] != $item['parent']))
1214 // now change this copy of the post to a forum head message and deliver to all the tgroup members
1217 $c = q("select name, url, thumb from contact where self = 1 and uid = %d limit 1",
1218 intval($u[0]['uid'])
1223 // also reset all the privacy bits to the forum default permissions
1225 $private = ($u[0]['allow_cid'] || $u[0]['allow_gid'] || $u[0]['deny_cid'] || $u[0]['deny_gid']) ? 1 : 0;
1227 $forum_mode = (($prvgroup) ? 2 : 1);
1229 q("update item set wall = 1, origin = 1, forum_mode = %d, `owner-name` = '%s', `owner-link` = '%s', `owner-avatar` = '%s',
1230 `private` = %d, `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s' where id = %d limit 1",
1231 intval($forum_mode),
1232 dbesc($c[0]['name']),
1233 dbesc($c[0]['url']),
1234 dbesc($c[0]['thumb']),
1236 dbesc($u[0]['allow_cid']),
1237 dbesc($u[0]['allow_gid']),
1238 dbesc($u[0]['deny_cid']),
1239 dbesc($u[0]['deny_gid']),
1243 proc_run('php','include/notifier.php','tgroup',$item_id);
1252 function dfrn_deliver($owner,$contact,$atom, $dissolve = false) {
1256 $idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
1258 if($contact['duplex'] && $contact['dfrn-id'])
1259 $idtosend = '0:' . $orig_id;
1260 if($contact['duplex'] && $contact['issued-id'])
1261 $idtosend = '1:' . $orig_id;
1263 $rino = ((function_exists('mcrypt_encrypt')) ? 1 : 0);
1265 $rino_enable = get_config('system','rino_encrypt');
1270 $ssl_val = intval(get_config('system','ssl_policy'));
1274 case SSL_POLICY_FULL:
1275 $ssl_policy = 'full';
1277 case SSL_POLICY_SELFSIGN:
1278 $ssl_policy = 'self';
1280 case SSL_POLICY_NONE:
1282 $ssl_policy = 'none';
1286 $url = $contact['notify'] . '&dfrn_id=' . $idtosend . '&dfrn_version=' . DFRN_PROTOCOL_VERSION . (($rino) ? '&rino=1' : '');
1288 logger('dfrn_deliver: ' . $url);
1290 $xml = fetch_url($url);
1292 $curl_stat = $a->get_curl_code();
1294 return(-1); // timed out
1296 logger('dfrn_deliver: ' . $xml, LOGGER_DATA);
1301 if(strpos($xml,'<?xml') === false) {
1302 logger('dfrn_deliver: no valid XML returned');
1303 logger('dfrn_deliver: returned XML: ' . $xml, LOGGER_DATA);
1307 $res = parse_xml_string($xml);
1309 if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
1310 return (($res->status) ? $res->status : 3);
1312 $postvars = array();
1313 $sent_dfrn_id = hex2bin((string) $res->dfrn_id);
1314 $challenge = hex2bin((string) $res->challenge);
1315 $perm = (($res->perm) ? $res->perm : null);
1316 $dfrn_version = (float) (($res->dfrn_version) ? $res->dfrn_version : 2.0);
1317 $rino_allowed = ((intval($res->rino) === 1) ? 1 : 0);
1318 $page = (($owner['page-flags'] == PAGE_COMMUNITY) ? 1 : 0);
1320 if($owner['page-flags'] == PAGE_PRVGROUP)
1323 $final_dfrn_id = '';
1326 if((($perm == 'rw') && (! intval($contact['writable'])))
1327 || (($perm == 'r') && (intval($contact['writable'])))) {
1328 q("update contact set writable = %d where id = %d limit 1",
1329 intval(($perm == 'rw') ? 1 : 0),
1330 intval($contact['id'])
1332 $contact['writable'] = (string) 1 - intval($contact['writable']);
1336 if(($contact['duplex'] && strlen($contact['pubkey']))
1337 || ($owner['page-flags'] == PAGE_COMMUNITY && strlen($contact['pubkey']))
1338 || ($contact['rel'] == CONTACT_IS_SHARING && strlen($contact['pubkey']))) {
1339 openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']);
1340 openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
1343 openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']);
1344 openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']);
1347 $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
1349 if(strpos($final_dfrn_id,':') == 1)
1350 $final_dfrn_id = substr($final_dfrn_id,2);
1352 if($final_dfrn_id != $orig_id) {
1353 logger('dfrn_deliver: wrong dfrn_id.');
1354 // did not decode properly - cannot trust this site
1358 $postvars['dfrn_id'] = $idtosend;
1359 $postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
1361 $postvars['dissolve'] = '1';
1364 if((($contact['rel']) && ($contact['rel'] != CONTACT_IS_SHARING) && (! $contact['blocked'])) || ($owner['page-flags'] == PAGE_COMMUNITY)) {
1365 $postvars['data'] = $atom;
1366 $postvars['perm'] = 'rw';
1369 $postvars['data'] = str_replace('<dfrn:comment-allow>1','<dfrn:comment-allow>0',$atom);
1370 $postvars['perm'] = 'r';
1373 $postvars['ssl_policy'] = $ssl_policy;
1376 $postvars['page'] = $page;
1378 if($rino && $rino_allowed && (! $dissolve)) {
1379 $key = substr(random_string(),0,16);
1380 $data = bin2hex(aes_encrypt($postvars['data'],$key));
1381 $postvars['data'] = $data;
1382 logger('rino: sent key = ' . $key, LOGGER_DEBUG);
1385 if($dfrn_version >= 2.1) {
1386 if(($contact['duplex'] && strlen($contact['pubkey']))
1387 || ($owner['page-flags'] == PAGE_COMMUNITY && strlen($contact['pubkey']))
1388 || ($contact['rel'] == CONTACT_IS_SHARING && strlen($contact['pubkey']))) {
1390 openssl_public_encrypt($key,$postvars['key'],$contact['pubkey']);
1393 openssl_private_encrypt($key,$postvars['key'],$contact['prvkey']);
1397 if(($contact['duplex'] && strlen($contact['prvkey'])) || ($owner['page-flags'] == PAGE_COMMUNITY)) {
1398 openssl_private_encrypt($key,$postvars['key'],$contact['prvkey']);
1401 openssl_public_encrypt($key,$postvars['key'],$contact['pubkey']);
1405 logger('md5 rawkey ' . md5($postvars['key']));
1407 $postvars['key'] = bin2hex($postvars['key']);
1410 logger('dfrn_deliver: ' . "SENDING: " . print_r($postvars,true), LOGGER_DATA);
1412 $xml = post_url($contact['notify'],$postvars);
1414 logger('dfrn_deliver: ' . "RECEIVED: " . $xml, LOGGER_DATA);
1416 $curl_stat = $a->get_curl_code();
1417 if((! $curl_stat) || (! strlen($xml)))
1418 return(-1); // timed out
1420 if(($curl_stat == 503) && (stristr($a->get_curl_headers(),'retry-after')))
1423 if(strpos($xml,'<?xml') === false) {
1424 logger('dfrn_deliver: phase 2: no valid XML returned');
1425 logger('dfrn_deliver: phase 2: returned XML: ' . $xml, LOGGER_DATA);
1429 if($contact['term-date'] != '0000-00-00 00:00:00') {
1430 logger("dfrn_deliver: $url back from the dead - removing mark for death");
1431 require_once('include/Contact.php');
1432 unmark_for_death($contact);
1435 $res = parse_xml_string($xml);
1437 return $res->status;
1443 * consume_feed - process atom feed and update anything/everything we might need to update
1445 * $xml = the (atom) feed to consume - RSS isn't as fully supported but may work for simple feeds.
1447 * $importer = the contact_record (joined to user_record) of the local user who owns this relationship.
1448 * It is this person's stuff that is going to be updated.
1449 * $contact = the person who is sending us stuff. If not set, we MAY be processing a "follow" activity
1450 * from an external network and MAY create an appropriate contact record. Otherwise, we MUST
1451 * have a contact record.
1452 * $hub = should we find a hub declation in the feed, pass it back to our calling process, who might (or
1453 * might not) try and subscribe to it.
1454 * $datedir sorts in reverse order
1455 * $pass - by default ($pass = 0) we cannot guarantee that a parent item has been
1456 * imported prior to its children being seen in the stream unless we are certain
1457 * of how the feed is arranged/ordered.
1458 * With $pass = 1, we only pull parent items out of the stream.
1459 * With $pass = 2, we only pull children (comments/likes).
1461 * So running this twice, first with pass 1 and then with pass 2 will do the right
1462 * thing regardless of feed ordering. This won't be adequate in a fully-threaded
1463 * model where comments can have sub-threads. That would require some massive sorting
1464 * to get all the feed items into a mostly linear ordering, and might still require
1468 function consume_feed($xml,$importer,&$contact, &$hub, $datedir = 0, $pass = 0) {
1470 require_once('library/simplepie/simplepie.inc');
1472 if(! strlen($xml)) {
1473 logger('consume_feed: empty input');
1477 $feed = new SimplePie();
1478 $feed->set_raw_data($xml);
1480 $feed->enable_order_by_date(true);
1482 $feed->enable_order_by_date(false);
1486 logger('consume_feed: Error parsing XML: ' . $feed->error());
1488 $permalink = $feed->get_permalink();
1490 // Check at the feed level for updated contact name and/or photo
1494 $photo_timestamp = '';
1498 $hubs = $feed->get_links('hub');
1499 logger('consume_feed: hubs: ' . print_r($hubs,true), LOGGER_DATA);
1502 $hub = implode(',', $hubs);
1504 $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'owner');
1506 $rawtags = $feed->get_feed_tags( SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
1508 $elems = $rawtags[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10];
1509 if($elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated']) {
1510 $name_updated = $elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated'];
1511 $new_name = $elems['name'][0]['data'];
1513 if((x($elems,'link')) && ($elems['link'][0]['attribs']['']['rel'] === 'photo') && ($elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated'])) {
1514 $photo_timestamp = datetime_convert('UTC','UTC',$elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated']);
1515 $photo_url = $elems['link'][0]['attribs']['']['href'];
1518 if((x($rawtags[0]['child'], NAMESPACE_DFRN)) && (x($rawtags[0]['child'][NAMESPACE_DFRN],'birthday'))) {
1519 $birthday = datetime_convert('UTC','UTC', $rawtags[0]['child'][NAMESPACE_DFRN]['birthday'][0]['data']);
1523 if((is_array($contact)) && ($photo_timestamp) && (strlen($photo_url)) && ($photo_timestamp > $contact['avatar-date'])) {
1524 logger('consume_feed: Updating photo for ' . $contact['name']);
1525 require_once("Photo.php");
1526 $photo_failure = false;
1527 $have_photo = false;
1529 $r = q("SELECT `resource-id` FROM `photo` WHERE `contact-id` = %d AND `uid` = %d LIMIT 1",
1530 intval($contact['id']),
1531 intval($contact['uid'])
1534 $resource_id = $r[0]['resource-id'];
1538 $resource_id = photo_new_resource();
1541 $img_str = fetch_url($photo_url,true);
1542 // guess mimetype from headers or filename
1543 $type = guess_image_type($photo_url,true);
1546 $img = new Photo($img_str, $type);
1547 if($img->is_valid()) {
1549 q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `contact-id` = %d AND `uid` = %d",
1550 dbesc($resource_id),
1551 intval($contact['id']),
1552 intval($contact['uid'])
1556 $img->scaleImageSquare(175);
1558 $hash = $resource_id;
1559 $r = $img->store($contact['uid'], $contact['id'], $hash, basename($photo_url), 'Contact Photos', 4);
1561 $img->scaleImage(80);
1562 $r = $img->store($contact['uid'], $contact['id'], $hash, basename($photo_url), 'Contact Photos', 5);
1564 $img->scaleImage(48);
1565 $r = $img->store($contact['uid'], $contact['id'], $hash, basename($photo_url), 'Contact Photos', 6);
1569 q("UPDATE `contact` SET `avatar-date` = '%s', `photo` = '%s', `thumb` = '%s', `micro` = '%s'
1570 WHERE `uid` = %d AND `id` = %d LIMIT 1",
1571 dbesc(datetime_convert()),
1572 dbesc($a->get_baseurl() . '/photo/' . $hash . '-4.'.$img->getExt()),
1573 dbesc($a->get_baseurl() . '/photo/' . $hash . '-5.'.$img->getExt()),
1574 dbesc($a->get_baseurl() . '/photo/' . $hash . '-6.'.$img->getExt()),
1575 intval($contact['uid']),
1576 intval($contact['id'])
1581 if((is_array($contact)) && ($name_updated) && (strlen($new_name)) && ($name_updated > $contact['name-date'])) {
1582 $r = q("select * from contact where uid = %d and id = %d limit 1",
1583 intval($contact['uid']),
1584 intval($contact['id'])
1587 $x = q("UPDATE `contact` SET `name` = '%s', `name-date` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
1588 dbesc(notags(trim($new_name))),
1589 dbesc(datetime_convert()),
1590 intval($contact['uid']),
1591 intval($contact['id'])
1594 // do our best to update the name on content items
1597 q("update item set `author-name` = '%s' where `author-name` = '%s' and `author-link` = '%s' and uid = %d",
1598 dbesc(notags(trim($new_name))),
1599 dbesc($r[0]['name']),
1600 dbesc($r[0]['url']),
1601 intval($contact['uid'])
1606 if(strlen($birthday)) {
1607 if(substr($birthday,0,4) != $contact['bdyear']) {
1608 logger('consume_feed: updating birthday: ' . $birthday);
1612 * Add new birthday event for this person
1614 * $bdtext is just a readable placeholder in case the event is shared
1615 * with others. We will replace it during presentation to our $importer
1616 * to contain a sparkle link and perhaps a photo.
1620 $bdtext = sprintf( t('%s\'s birthday'), $contact['name']);
1621 $bdtext2 = sprintf( t('Happy Birthday %s'), ' [url=' . $contact['url'] . ']' . $contact['name'] . '[/url]' ) ;
1624 $r = q("INSERT INTO `event` (`uid`,`cid`,`created`,`edited`,`start`,`finish`,`summary`,`desc`,`type`)
1625 VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s' ) ",
1626 intval($contact['uid']),
1627 intval($contact['id']),
1628 dbesc(datetime_convert()),
1629 dbesc(datetime_convert()),
1630 dbesc(datetime_convert('UTC','UTC', $birthday)),
1631 dbesc(datetime_convert('UTC','UTC', $birthday . ' + 1 day ')),
1640 q("UPDATE `contact` SET `bdyear` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
1641 dbesc(substr($birthday,0,4)),
1642 intval($contact['uid']),
1643 intval($contact['id'])
1646 // This function is called twice without reloading the contact
1647 // Make sure we only create one event. This is why &$contact
1648 // is a reference var in this function
1650 $contact['bdyear'] = substr($birthday,0,4);
1655 $community_page = 0;
1656 $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'community');
1658 $community_page = intval($rawtags[0]['data']);
1660 if(is_array($contact) && intval($contact['forum']) != $community_page) {
1661 q("update contact set forum = %d where id = %d limit 1",
1662 intval($community_page),
1663 intval($contact['id'])
1665 $contact['forum'] = (string) $community_page;
1669 // process any deleted entries
1671 $del_entries = $feed->get_feed_tags(NAMESPACE_TOMB, 'deleted-entry');
1672 if(is_array($del_entries) && count($del_entries) && $pass != 2) {
1673 foreach($del_entries as $dentry) {
1675 if(isset($dentry['attribs']['']['ref'])) {
1676 $uri = $dentry['attribs']['']['ref'];
1678 if(isset($dentry['attribs']['']['when'])) {
1679 $when = $dentry['attribs']['']['when'];
1680 $when = datetime_convert('UTC','UTC', $when, 'Y-m-d H:i:s');
1683 $when = datetime_convert('UTC','UTC','now','Y-m-d H:i:s');
1685 if($deleted && is_array($contact)) {
1686 $r = q("SELECT `item`.*, `contact`.`self` FROM `item` left join `contact` on `item`.`contact-id` = `contact`.`id`
1687 WHERE `uri` = '%s' AND `item`.`uid` = %d AND `contact-id` = %d AND NOT `item`.`file` LIKE '%%[%%' LIMIT 1",
1689 intval($importer['uid']),
1690 intval($contact['id'])
1695 if(! $item['deleted'])
1696 logger('consume_feed: deleting item ' . $item['id'] . ' uri=' . $item['uri'], LOGGER_DEBUG);
1698 if(($item['verb'] === ACTIVITY_TAG) && ($item['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
1699 $xo = parse_xml_string($item['object'],false);
1700 $xt = parse_xml_string($item['target'],false);
1701 if($xt->type === ACTIVITY_OBJ_NOTE) {
1702 $i = q("select * from `item` where uri = '%s' and uid = %d limit 1",
1704 intval($importer['importer_uid'])
1708 // For tags, the owner cannot remove the tag on the author's copy of the post.
1710 $owner_remove = (($item['contact-id'] == $i[0]['contact-id']) ? true: false);
1711 $author_remove = (($item['origin'] && $item['self']) ? true : false);
1712 $author_copy = (($item['origin']) ? true : false);
1714 if($owner_remove && $author_copy)
1716 if($author_remove || $owner_remove) {
1717 $tags = explode(',',$i[0]['tag']);
1720 foreach($tags as $tag)
1721 if(trim($tag) !== trim($xo->body))
1722 $newtags[] = trim($tag);
1724 q("update item set tag = '%s' where id = %d limit 1",
1725 dbesc(implode(',',$newtags)),
1733 if($item['uri'] == $item['parent-uri']) {
1734 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
1735 `body` = '', `title` = ''
1736 WHERE `parent-uri` = '%s' AND `uid` = %d",
1738 dbesc(datetime_convert()),
1739 dbesc($item['uri']),
1740 intval($importer['uid'])
1744 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
1745 `body` = '', `title` = ''
1746 WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1748 dbesc(datetime_convert()),
1750 intval($importer['uid'])
1752 if($item['last-child']) {
1753 // ensure that last-child is set in case the comment that had it just got wiped.
1754 q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
1755 dbesc(datetime_convert()),
1756 dbesc($item['parent-uri']),
1757 intval($item['uid'])
1759 // who is the last child now?
1760 $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `moderated` = 0 AND `uid` = %d
1761 ORDER BY `created` DESC LIMIT 1",
1762 dbesc($item['parent-uri']),
1763 intval($importer['uid'])
1766 q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
1777 // Now process the feed
1779 if($feed->get_item_quantity()) {
1781 logger('consume_feed: feed item count = ' . $feed->get_item_quantity());
1783 // in inverse date order
1785 $items = array_reverse($feed->get_items());
1787 $items = $feed->get_items();
1790 foreach($items as $item) {
1793 $item_id = $item->get_id();
1794 $rawthread = $item->get_item_tags( NAMESPACE_THREAD,'in-reply-to');
1795 if(isset($rawthread[0]['attribs']['']['ref'])) {
1797 $parent_uri = $rawthread[0]['attribs']['']['ref'];
1800 if(($is_reply) && is_array($contact)) {
1805 // Have we seen it? If not, import it.
1807 $item_id = $item->get_id();
1808 $datarray = get_atom_elements($feed,$item);
1810 if((! x($datarray,'author-name')) && ($contact['network'] != NETWORK_DFRN))
1811 $datarray['author-name'] = $contact['name'];
1812 if((! x($datarray,'author-link')) && ($contact['network'] != NETWORK_DFRN))
1813 $datarray['author-link'] = $contact['url'];
1814 if((! x($datarray,'author-avatar')) && ($contact['network'] != NETWORK_DFRN))
1815 $datarray['author-avatar'] = $contact['thumb'];
1817 if((! x($datarray,'author-name')) || (! x($datarray,'author-link'))) {
1818 logger('consume_feed: no author information! ' . print_r($datarray,true));
1822 $force_parent = false;
1823 if($contact['network'] === NETWORK_OSTATUS || stristr($contact['url'],'twitter.com')) {
1824 if($contact['network'] === NETWORK_OSTATUS)
1825 $force_parent = true;
1826 if(strlen($datarray['title']))
1827 unset($datarray['title']);
1828 $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
1829 dbesc(datetime_convert()),
1831 intval($importer['uid'])
1833 $datarray['last-child'] = 1;
1837 $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1839 intval($importer['uid'])
1842 // Update content if 'updated' changes
1845 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
1847 // do not accept (ignore) an earlier edit than one we currently have.
1848 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
1851 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1852 dbesc($datarray['title']),
1853 dbesc($datarray['body']),
1854 dbesc($datarray['tag']),
1855 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
1857 intval($importer['uid'])
1861 // update last-child if it changes
1863 $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
1864 if(($allow) && ($allow[0]['data'] != $r[0]['last-child'])) {
1865 $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
1866 dbesc(datetime_convert()),
1868 intval($importer['uid'])
1870 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1871 intval($allow[0]['data']),
1872 dbesc(datetime_convert()),
1874 intval($importer['uid'])
1881 if(($contact['network'] === NETWORK_FEED) || (! strlen($contact['notify']))) {
1882 // one way feed - no remote comment ability
1883 $datarray['last-child'] = 0;
1885 $datarray['parent-uri'] = $parent_uri;
1886 $datarray['uid'] = $importer['uid'];
1887 $datarray['contact-id'] = $contact['id'];
1888 if((activity_match($datarray['verb'],ACTIVITY_LIKE)) || (activity_match($datarray['verb'],ACTIVITY_DISLIKE))) {
1889 $datarray['type'] = 'activity';
1890 $datarray['gravity'] = GRAVITY_LIKE;
1891 // only one like or dislike per person
1892 $r = q("select id from item where uid = %d and `contact-id` = %d and verb ='%s' and deleted = 0 and (`parent-uri` = '%s' OR `thr-parent` = '%s') limit 1",
1893 intval($datarray['uid']),
1894 intval($datarray['contact-id']),
1895 dbesc($datarray['verb']),
1903 if(($datarray['verb'] === ACTIVITY_TAG) && ($datarray['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
1904 $xo = parse_xml_string($datarray['object'],false);
1905 $xt = parse_xml_string($datarray['target'],false);
1907 if($xt->type == ACTIVITY_OBJ_NOTE) {
1908 $r = q("select * from item where `uri` = '%s' AND `uid` = %d limit 1",
1910 intval($importer['importer_uid'])
1915 // extract tag, if not duplicate, add to parent item
1916 if($xo->id && $xo->content) {
1917 $newtag = '#[url=' . $xo->id . ']'. $xo->content . '[/url]';
1918 if(! (stristr($r[0]['tag'],$newtag))) {
1919 q("UPDATE item SET tag = '%s' WHERE id = %d LIMIT 1",
1920 dbesc($r[0]['tag'] . (strlen($r[0]['tag']) ? ',' : '') . $newtag),
1928 $r = item_store($datarray,$force_parent);
1934 // Head post of a conversation. Have we seen it? If not, import it.
1936 $item_id = $item->get_id();
1938 $datarray = get_atom_elements($feed,$item);
1940 if(is_array($contact)) {
1941 if((! x($datarray,'author-name')) && ($contact['network'] != NETWORK_DFRN))
1942 $datarray['author-name'] = $contact['name'];
1943 if((! x($datarray,'author-link')) && ($contact['network'] != NETWORK_DFRN))
1944 $datarray['author-link'] = $contact['url'];
1945 if((! x($datarray,'author-avatar')) && ($contact['network'] != NETWORK_DFRN))
1946 $datarray['author-avatar'] = $contact['thumb'];
1949 if((! x($datarray,'author-name')) || (! x($datarray,'author-link'))) {
1950 logger('consume_feed: no author information! ' . print_r($datarray,true));
1954 // special handling for events
1956 if((x($datarray,'object-type')) && ($datarray['object-type'] === ACTIVITY_OBJ_EVENT)) {
1957 $ev = bbtoevent($datarray['body']);
1958 if(x($ev,'desc') && x($ev,'start')) {
1959 $ev['uid'] = $importer['uid'];
1960 $ev['uri'] = $item_id;
1961 $ev['edited'] = $datarray['edited'];
1962 $ev['private'] = $datarray['private'];
1964 if(is_array($contact))
1965 $ev['cid'] = $contact['id'];
1966 $r = q("SELECT * FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1968 intval($importer['uid'])
1971 $ev['id'] = $r[0]['id'];
1972 $xyz = event_store($ev);
1977 if($contact['network'] === NETWORK_OSTATUS || stristr($contact['url'],'twitter.com')) {
1978 if(strlen($datarray['title']))
1979 unset($datarray['title']);
1980 $datarray['last-child'] = 1;
1984 $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1986 intval($importer['uid'])
1989 // Update content if 'updated' changes
1992 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
1994 // do not accept (ignore) an earlier edit than one we currently have.
1995 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
1998 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1999 dbesc($datarray['title']),
2000 dbesc($datarray['body']),
2001 dbesc($datarray['tag']),
2002 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
2004 intval($importer['uid'])
2008 // update last-child if it changes
2010 $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
2011 if($allow && $allow[0]['data'] != $r[0]['last-child']) {
2012 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2013 intval($allow[0]['data']),
2014 dbesc(datetime_convert()),
2016 intval($importer['uid'])
2022 if(activity_match($datarray['verb'],ACTIVITY_FOLLOW)) {
2023 logger('consume-feed: New follower');
2024 new_follower($importer,$contact,$datarray,$item);
2027 if(activity_match($datarray['verb'],ACTIVITY_UNFOLLOW)) {
2028 lose_follower($importer,$contact,$datarray,$item);
2032 if(activity_match($datarray['verb'],ACTIVITY_REQ_FRIEND)) {
2033 logger('consume-feed: New friend request');
2034 new_follower($importer,$contact,$datarray,$item,true);
2037 if(activity_match($datarray['verb'],ACTIVITY_UNFRIEND)) {
2038 lose_sharer($importer,$contact,$datarray,$item);
2043 if(! is_array($contact))
2047 if(($contact['network'] === NETWORK_FEED) || (! strlen($contact['notify']))) {
2048 // one way feed - no remote comment ability
2049 $datarray['last-child'] = 0;
2051 if($contact['network'] === NETWORK_FEED)
2052 $datarray['private'] = 2;
2054 // This is my contact on another system, but it's really me.
2055 // Turn this into a wall post.
2057 if($contact['remote_self']) {
2058 $datarray['wall'] = 1;
2059 if($contact['network'] === NETWORK_FEED) {
2060 $datarray['private'] = 0;
2064 $datarray['parent-uri'] = $item_id;
2065 $datarray['uid'] = $importer['uid'];
2066 $datarray['contact-id'] = $contact['id'];
2068 if(! link_compare($datarray['owner-link'],$contact['url'])) {
2069 // The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery,
2070 // but otherwise there's a possible data mixup on the sender's system.
2071 // the tgroup delivery code called from item_store will correct it if it's a forum,
2072 // but we're going to unconditionally correct it here so that the post will always be owned by our contact.
2073 logger('consume_feed: Correcting item owner.', LOGGER_DEBUG);
2074 $datarray['owner-name'] = $contact['name'];
2075 $datarray['owner-link'] = $contact['url'];
2076 $datarray['owner-avatar'] = $contact['thumb'];
2079 $r = item_store($datarray);
2087 function local_delivery($importer,$data) {
2091 if($importer['readonly']) {
2092 // We aren't receiving stuff from this person. But we will quietly ignore them
2093 // rather than a blatant "go away" message.
2094 logger('local_delivery: ignoring');
2099 // Consume notification feed. This may differ from consuming a public feed in several ways
2100 // - might contain email or friend suggestions
2101 // - might contain remote followup to our message
2102 // - in which case we need to accept it and then notify other conversants
2103 // - we may need to send various email notifications
2105 $feed = new SimplePie();
2106 $feed->set_raw_data($data);
2107 $feed->enable_order_by_date(false);
2111 // Currently unsupported - needs a lot of work
2112 $reloc = $feed->get_feed_tags( NAMESPACE_DFRN, 'relocate' );
2113 if(isset($reloc[0]['child'][NAMESPACE_DFRN])) {
2114 $base = $reloc[0]['child'][NAMESPACE_DFRN];
2116 $newloc['uid'] = $importer['importer_uid'];
2117 $newloc['cid'] = $importer['id'];
2118 $newloc['name'] = notags(unxmlify($base['name'][0]['data']));
2119 $newloc['photo'] = notags(unxmlify($base['photo'][0]['data']));
2120 $newloc['url'] = notags(unxmlify($base['url'][0]['data']));
2121 $newloc['request'] = notags(unxmlify($base['request'][0]['data']));
2122 $newloc['confirm'] = notags(unxmlify($base['confirm'][0]['data']));
2123 $newloc['notify'] = notags(unxmlify($base['notify'][0]['data']));
2124 $newloc['poll'] = notags(unxmlify($base['poll'][0]['data']));
2125 $newloc['site-pubkey'] = notags(unxmlify($base['site-pubkey'][0]['data']));
2126 $newloc['pubkey'] = notags(unxmlify($base['pubkey'][0]['data']));
2127 $newloc['prvkey'] = notags(unxmlify($base['prvkey'][0]['data']));
2130 // merge with current record, current contents have priority
2131 // update record, set url-updated
2132 // update profile photos
2138 // handle friend suggestion notification
2140 $sugg = $feed->get_feed_tags( NAMESPACE_DFRN, 'suggest' );
2141 if(isset($sugg[0]['child'][NAMESPACE_DFRN])) {
2142 $base = $sugg[0]['child'][NAMESPACE_DFRN];
2144 $fsugg['uid'] = $importer['importer_uid'];
2145 $fsugg['cid'] = $importer['id'];
2146 $fsugg['name'] = notags(unxmlify($base['name'][0]['data']));
2147 $fsugg['photo'] = notags(unxmlify($base['photo'][0]['data']));
2148 $fsugg['url'] = notags(unxmlify($base['url'][0]['data']));
2149 $fsugg['request'] = notags(unxmlify($base['request'][0]['data']));
2150 $fsugg['body'] = escape_tags(unxmlify($base['note'][0]['data']));
2152 // Does our member already have a friend matching this description?
2154 $r = q("SELECT * FROM `contact` WHERE `name` = '%s' AND `nurl` = '%s' AND `uid` = %d LIMIT 1",
2155 dbesc($fsugg['name']),
2156 dbesc(normalise_link($fsugg['url'])),
2157 intval($fsugg['uid'])
2162 // Do we already have an fcontact record for this person?
2165 $r = q("SELECT * FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
2166 dbesc($fsugg['url']),
2167 dbesc($fsugg['name']),
2168 dbesc($fsugg['request'])
2173 // OK, we do. Do we already have an introduction for this person ?
2174 $r = q("select id from intro where uid = %d and fid = %d limit 1",
2175 intval($fsugg['uid']),
2182 $r = q("INSERT INTO `fcontact` ( `name`,`url`,`photo`,`request` ) VALUES ( '%s', '%s', '%s', '%s' ) ",
2183 dbesc($fsugg['name']),
2184 dbesc($fsugg['url']),
2185 dbesc($fsugg['photo']),
2186 dbesc($fsugg['request'])
2188 $r = q("SELECT * FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
2189 dbesc($fsugg['url']),
2190 dbesc($fsugg['name']),
2191 dbesc($fsugg['request'])
2196 // database record did not get created. Quietly give up.
2201 $hash = random_string();
2203 $r = q("INSERT INTO `intro` ( `uid`, `fid`, `contact-id`, `note`, `hash`, `datetime`, `blocked` )
2204 VALUES( %d, %d, %d, '%s', '%s', '%s', %d )",
2205 intval($fsugg['uid']),
2207 intval($fsugg['cid']),
2208 dbesc($fsugg['body']),
2210 dbesc(datetime_convert()),
2215 'type' => NOTIFY_SUGGEST,
2216 'notify_flags' => $importer['notify-flags'],
2217 'language' => $importer['language'],
2218 'to_name' => $importer['username'],
2219 'to_email' => $importer['email'],
2220 'uid' => $importer['importer_uid'],
2222 'link' => $a->get_baseurl() . '/notifications/intros',
2223 'source_name' => $importer['name'],
2224 'source_link' => $importer['url'],
2225 'source_photo' => $importer['photo'],
2226 'verb' => ACTIVITY_REQ_FRIEND,
2235 $rawmail = $feed->get_feed_tags( NAMESPACE_DFRN, 'mail' );
2236 if(isset($rawmail[0]['child'][NAMESPACE_DFRN])) {
2238 logger('local_delivery: private message received');
2241 $base = $rawmail[0]['child'][NAMESPACE_DFRN];
2244 $msg['uid'] = $importer['importer_uid'];
2245 $msg['from-name'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['name'][0]['data']));
2246 $msg['from-photo'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['avatar'][0]['data']));
2247 $msg['from-url'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['uri'][0]['data']));
2248 $msg['contact-id'] = $importer['id'];
2249 $msg['title'] = notags(unxmlify($base['subject'][0]['data']));
2250 $msg['body'] = escape_tags(unxmlify($base['content'][0]['data']));
2252 $msg['replied'] = 0;
2253 $msg['uri'] = notags(unxmlify($base['id'][0]['data']));
2254 $msg['parent-uri'] = notags(unxmlify($base['in-reply-to'][0]['data']));
2255 $msg['created'] = datetime_convert(notags(unxmlify('UTC','UTC',$base['sentdate'][0]['data'])));
2259 $r = dbq("INSERT INTO `mail` (`" . implode("`, `", array_keys($msg))
2260 . "`) VALUES ('" . implode("', '", array_values($msg)) . "')" );
2262 // send notifications.
2264 require_once('include/enotify.php');
2266 $notif_params = array(
2267 'type' => NOTIFY_MAIL,
2268 'notify_flags' => $importer['notify-flags'],
2269 'language' => $importer['language'],
2270 'to_name' => $importer['username'],
2271 'to_email' => $importer['email'],
2272 'uid' => $importer['importer_uid'],
2274 'source_name' => $msg['from-name'],
2275 'source_link' => $importer['url'],
2276 'source_photo' => $importer['thumb'],
2277 'verb' => ACTIVITY_POST,
2281 notification($notif_params);
2287 $community_page = 0;
2288 $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'community');
2290 $community_page = intval($rawtags[0]['data']);
2292 if(intval($importer['forum']) != $community_page) {
2293 q("update contact set forum = %d where id = %d limit 1",
2294 intval($community_page),
2295 intval($importer['id'])
2297 $importer['forum'] = (string) $community_page;
2300 logger('local_delivery: feed item count = ' . $feed->get_item_quantity());
2302 // process any deleted entries
2304 $del_entries = $feed->get_feed_tags(NAMESPACE_TOMB, 'deleted-entry');
2305 if(is_array($del_entries) && count($del_entries)) {
2306 foreach($del_entries as $dentry) {
2308 if(isset($dentry['attribs']['']['ref'])) {
2309 $uri = $dentry['attribs']['']['ref'];
2311 if(isset($dentry['attribs']['']['when'])) {
2312 $when = $dentry['attribs']['']['when'];
2313 $when = datetime_convert('UTC','UTC', $when, 'Y-m-d H:i:s');
2316 $when = datetime_convert('UTC','UTC','now','Y-m-d H:i:s');
2320 // check for relayed deletes to our conversation
2323 $r = q("select * from item where uri = '%s' and uid = %d limit 1",
2325 intval($importer['importer_uid'])
2328 $parent_uri = $r[0]['parent-uri'];
2329 if($r[0]['id'] != $r[0]['parent'])
2336 if($importer['page-flags'] == PAGE_COMMUNITY || $importer['page-flags'] == PAGE_PRVGROUP ) {
2339 logger('local_delivery: possible community delete');
2342 $sql_extra = " and contact.self = 1 and item.wall = 1 ";
2344 // was the top-level post for this reply written by somebody on this site?
2345 // Specifically, the recipient?
2347 $is_a_remote_delete = false;
2349 $r = q("select `item`.`id`, `item`.`uri`, `item`.`tag`, `item`.`forum_mode`,`item`.`origin`,`item`.`wall`,
2350 `contact`.`name`, `contact`.`url`, `contact`.`thumb` from `item`
2351 LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
2352 WHERE `item`.`uri` = '%s' AND (`item`.`parent-uri` = '%s' or `item`.`thr-parent` = '%s')
2353 AND `item`.`uid` = %d
2359 intval($importer['importer_uid'])
2362 $is_a_remote_delete = true;
2364 // Does this have the characteristics of a community or private group comment?
2365 // If it's a reply to a wall post on a community/prvgroup page it's a
2366 // valid community comment. Also forum_mode makes it valid for sure.
2367 // If neither, it's not.
2369 if($is_a_remote_delete && $community) {
2370 if((! $r[0]['forum_mode']) && (! $r[0]['wall'])) {
2371 $is_a_remote_delete = false;
2372 logger('local_delivery: not a community delete');
2376 if($is_a_remote_delete) {
2377 logger('local_delivery: received remote delete');
2381 $r = q("SELECT `item`.*, `contact`.`self` FROM `item` left join contact on `item`.`contact-id` = `contact`.`id`
2382 WHERE `uri` = '%s' AND `item`.`uid` = %d AND `contact-id` = %d AND NOT `item`.`file` LIKE '%%[%%' LIMIT 1",
2384 intval($importer['importer_uid']),
2385 intval($importer['id'])
2391 if($item['deleted'])
2394 logger('local_delivery: deleting item ' . $item['id'] . ' uri=' . $item['uri'], LOGGER_DEBUG);
2396 if(($item['verb'] === ACTIVITY_TAG) && ($item['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
2397 $xo = parse_xml_string($item['object'],false);
2398 $xt = parse_xml_string($item['target'],false);
2400 if($xt->type === ACTIVITY_OBJ_NOTE) {
2401 $i = q("select * from `item` where uri = '%s' and uid = %d limit 1",
2403 intval($importer['importer_uid'])
2407 // For tags, the owner cannot remove the tag on the author's copy of the post.
2409 $owner_remove = (($item['contact-id'] == $i[0]['contact-id']) ? true: false);
2410 $author_remove = (($item['origin'] && $item['self']) ? true : false);
2411 $author_copy = (($item['origin']) ? true : false);
2413 if($owner_remove && $author_copy)
2415 if($author_remove || $owner_remove) {
2416 $tags = explode(',',$i[0]['tag']);
2419 foreach($tags as $tag)
2420 if(trim($tag) !== trim($xo->body))
2421 $newtags[] = trim($tag);
2423 q("update item set tag = '%s' where id = %d limit 1",
2424 dbesc(implode(',',$newtags)),
2432 if($item['uri'] == $item['parent-uri']) {
2433 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
2434 `body` = '', `title` = ''
2435 WHERE `parent-uri` = '%s' AND `uid` = %d",
2437 dbesc(datetime_convert()),
2438 dbesc($item['uri']),
2439 intval($importer['importer_uid'])
2443 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
2444 `body` = '', `title` = ''
2445 WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2447 dbesc(datetime_convert()),
2449 intval($importer['importer_uid'])
2451 if($item['last-child']) {
2452 // ensure that last-child is set in case the comment that had it just got wiped.
2453 q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
2454 dbesc(datetime_convert()),
2455 dbesc($item['parent-uri']),
2456 intval($item['uid'])
2458 // who is the last child now?
2459 $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `uid` = %d
2460 ORDER BY `created` DESC LIMIT 1",
2461 dbesc($item['parent-uri']),
2462 intval($importer['importer_uid'])
2465 q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
2470 // if this is a relayed delete, propagate it to other recipients
2472 if($is_a_remote_delete)
2473 proc_run('php',"include/notifier.php","drop",$item['id']);
2481 foreach($feed->get_items() as $item) {
2484 $item_id = $item->get_id();
2485 $rawthread = $item->get_item_tags( NAMESPACE_THREAD, 'in-reply-to');
2486 if(isset($rawthread[0]['attribs']['']['ref'])) {
2488 $parent_uri = $rawthread[0]['attribs']['']['ref'];
2494 if($importer['page-flags'] == PAGE_COMMUNITY || $importer['page-flags'] == PAGE_PRVGROUP ) {
2497 logger('local_delivery: possible community reply');
2500 $sql_extra = " and contact.self = 1 and item.wall = 1 ";
2502 // was the top-level post for this reply written by somebody on this site?
2503 // Specifically, the recipient?
2505 $is_a_remote_comment = false;
2507 // POSSIBLE CLEANUP --> Why select so many fields when only forum_mode and wall are used?
2508 $r = q("select `item`.`id`, `item`.`uri`, `item`.`tag`, `item`.`forum_mode`,`item`.`origin`,`item`.`wall`,
2509 `contact`.`name`, `contact`.`url`, `contact`.`thumb` from `item`
2510 LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
2511 WHERE `item`.`uri` = '%s' AND (`item`.`parent-uri` = '%s' or `item`.`thr-parent` = '%s')
2512 AND `item`.`uid` = %d
2518 intval($importer['importer_uid'])
2521 $is_a_remote_comment = true;
2523 // Does this have the characteristics of a community or private group comment?
2524 // If it's a reply to a wall post on a community/prvgroup page it's a
2525 // valid community comment. Also forum_mode makes it valid for sure.
2526 // If neither, it's not.
2528 if($is_a_remote_comment && $community) {
2529 if((! $r[0]['forum_mode']) && (! $r[0]['wall'])) {
2530 $is_a_remote_comment = false;
2531 logger('local_delivery: not a community reply');
2535 if($is_a_remote_comment) {
2536 logger('local_delivery: received remote comment');
2538 // remote reply to our post. Import and then notify everybody else.
2540 $datarray = get_atom_elements($feed,$item);
2542 $r = q("SELECT `id`, `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2544 intval($importer['importer_uid'])
2547 // Update content if 'updated' changes
2551 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
2553 // do not accept (ignore) an earlier edit than one we currently have.
2554 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
2557 logger('received updated comment' , LOGGER_DEBUG);
2558 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2559 dbesc($datarray['title']),
2560 dbesc($datarray['body']),
2561 dbesc($datarray['tag']),
2562 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
2564 intval($importer['importer_uid'])
2567 proc_run('php',"include/notifier.php","comment-import",$iid);
2575 // TODO: make this next part work against both delivery threads of a community post
2577 // if((! link_compare($datarray['author-link'],$importer['url'])) && (! $community)) {
2578 // logger('local_delivery: received relay claiming to be from ' . $importer['url'] . ' however comment author url is ' . $datarray['author-link'] );
2579 // they won't know what to do so don't report an error. Just quietly die.
2583 // our user with $importer['importer_uid'] is the owner
2585 $own = q("select name,url,thumb from contact where uid = %d and self = 1 limit 1",
2586 intval($importer['importer_uid'])
2590 $datarray['type'] = 'remote-comment';
2591 $datarray['wall'] = 1;
2592 $datarray['parent-uri'] = $parent_uri;
2593 $datarray['uid'] = $importer['importer_uid'];
2594 $datarray['owner-name'] = $own[0]['name'];
2595 $datarray['owner-link'] = $own[0]['url'];
2596 $datarray['owner-avatar'] = $own[0]['thumb'];
2597 $datarray['contact-id'] = $importer['id'];
2599 if(($datarray['verb'] === ACTIVITY_LIKE) || ($datarray['verb'] === ACTIVITY_DISLIKE)) {
2601 $datarray['type'] = 'activity';
2602 $datarray['gravity'] = GRAVITY_LIKE;
2603 $datarray['last-child'] = 0;
2604 // only one like or dislike per person
2605 $r = q("select id from item where uid = %d and `contact-id` = %d and verb = '%s' and (`thr-parent` = '%s' or `parent-uri` = '%s') and deleted = 0 limit 1",
2606 intval($datarray['uid']),
2607 intval($datarray['contact-id']),
2608 dbesc($datarray['verb']),
2609 dbesc($datarray['parent-uri']),
2610 dbesc($datarray['parent-uri'])
2617 if(($datarray['verb'] === ACTIVITY_TAG) && ($datarray['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
2619 $xo = parse_xml_string($datarray['object'],false);
2620 $xt = parse_xml_string($datarray['target'],false);
2622 if(($xt->type == ACTIVITY_OBJ_NOTE) && ($xt->id)) {
2624 // fetch the parent item
2626 $tagp = q("select * from item where uri = '%s' and uid = %d limit 1",
2628 intval($importer['importer_uid'])
2633 // extract tag, if not duplicate, and this user allows tags, add to parent item
2635 if($xo->id && $xo->content) {
2636 $newtag = '#[url=' . $xo->id . ']'. $xo->content . '[/url]';
2637 if(! (stristr($tagp[0]['tag'],$newtag))) {
2638 $i = q("SELECT `blocktags` FROM `user` where `uid` = %d LIMIT 1",
2639 intval($importer['importer_uid'])
2641 if(count($i) && ! intval($i[0]['blocktags'])) {
2642 q("UPDATE item SET tag = '%s', `edited` = '%s' WHERE id = %d LIMIT 1",
2643 dbesc($tagp[0]['tag'] . (strlen($tagp[0]['tag']) ? ',' : '') . $newtag),
2644 intval($tagp[0]['id']),
2645 dbesc(datetime_convert())
2654 // $newtag = '@[url=' . $a->get_baseurl() . '/profile/' . $importer['nickname'] . ']' . $importer['username'] . '[/url]';
2655 // if(! stristr($datarray['tag'],$newtag)) {
2656 // if(strlen($datarray['tag']))
2657 // $datarray['tag'] .= ',';
2658 // $datarray['tag'] .= $newtag;
2663 $posted_id = item_store($datarray);
2667 $r = q("SELECT `parent` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
2669 intval($importer['importer_uid'])
2672 $parent = $r[0]['parent'];
2675 $r1 = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `uid` = %d AND `parent` = %d",
2676 dbesc(datetime_convert()),
2677 intval($importer['importer_uid']),
2678 intval($r[0]['parent'])
2681 $r2 = q("UPDATE `item` SET `last-child` = 1, `changed` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
2682 dbesc(datetime_convert()),
2683 intval($importer['importer_uid']),
2688 if($posted_id && $parent) {
2690 proc_run('php',"include/notifier.php","comment-import","$posted_id");
2692 if((! $is_like) && (! $importer['self'])) {
2694 require_once('include/enotify.php');
2697 'type' => NOTIFY_COMMENT,
2698 'notify_flags' => $importer['notify-flags'],
2699 'language' => $importer['language'],
2700 'to_name' => $importer['username'],
2701 'to_email' => $importer['email'],
2702 'uid' => $importer['importer_uid'],
2703 'item' => $datarray,
2704 'link' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id,
2705 'source_name' => stripslashes($datarray['author-name']),
2706 'source_link' => $datarray['author-link'],
2707 'source_photo' => ((link_compare($datarray['author-link'],$importer['url']))
2708 ? $importer['thumb'] : $datarray['author-avatar']),
2709 'verb' => ACTIVITY_POST,
2711 'parent' => $parent,
2724 // regular comment that is part of this total conversation. Have we seen it? If not, import it.
2726 $item_id = $item->get_id();
2727 $datarray = get_atom_elements($feed,$item);
2729 $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2731 intval($importer['importer_uid'])
2734 // Update content if 'updated' changes
2737 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
2739 // do not accept (ignore) an earlier edit than one we currently have.
2740 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
2743 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2744 dbesc($datarray['title']),
2745 dbesc($datarray['body']),
2746 dbesc($datarray['tag']),
2747 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
2749 intval($importer['importer_uid'])
2753 // update last-child if it changes
2755 $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
2756 if(($allow) && ($allow[0]['data'] != $r[0]['last-child'])) {
2757 $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
2758 dbesc(datetime_convert()),
2760 intval($importer['importer_uid'])
2762 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2763 intval($allow[0]['data']),
2764 dbesc(datetime_convert()),
2766 intval($importer['importer_uid'])
2772 $datarray['parent-uri'] = $parent_uri;
2773 $datarray['uid'] = $importer['importer_uid'];
2774 $datarray['contact-id'] = $importer['id'];
2775 if(($datarray['verb'] == ACTIVITY_LIKE) || ($datarray['verb'] == ACTIVITY_DISLIKE)) {
2776 $datarray['type'] = 'activity';
2777 $datarray['gravity'] = GRAVITY_LIKE;
2778 // only one like or dislike per person
2779 $r = q("select id from item where uid = %d and `contact-id` = %d and verb ='%s' and deleted = 0 and (`parent-uri` = '%s' OR `thr-parent` = '%s') limit 1",
2780 intval($datarray['uid']),
2781 intval($datarray['contact-id']),
2782 dbesc($datarray['verb']),
2791 if(($datarray['verb'] === ACTIVITY_TAG) && ($datarray['object-type'] === ACTIVITY_OBJ_TAGTERM)) {
2793 $xo = parse_xml_string($datarray['object'],false);
2794 $xt = parse_xml_string($datarray['target'],false);
2796 if($xt->type == ACTIVITY_OBJ_NOTE) {
2797 $r = q("select * from item where `uri` = '%s' AND `uid` = %d limit 1",
2799 intval($importer['importer_uid'])
2804 // extract tag, if not duplicate, add to parent item
2806 if(! (stristr($r[0]['tag'],trim($xo->content)))) {
2807 q("UPDATE item SET tag = '%s' WHERE id = %d LIMIT 1",
2808 dbesc($r[0]['tag'] . (strlen($r[0]['tag']) ? ',' : '') . '#[url=' . $xo->id . ']'. $xo->content . '[/url]'),
2816 $posted_id = item_store($datarray);
2818 // find out if our user is involved in this conversation and wants to be notified.
2820 if(!x($datarray['type']) || $datarray['type'] != 'activity') {
2822 $myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 AND `deleted` = 0",
2824 intval($importer['importer_uid'])
2827 if(count($myconv)) {
2828 $importer_url = $a->get_baseurl() . '/profile/' . $importer['nickname'];
2830 // first make sure this isn't our own post coming back to us from a wall-to-wall event
2831 if(! link_compare($datarray['author-link'],$importer_url)) {
2834 foreach($myconv as $conv) {
2836 // now if we find a match, it means we're in this conversation
2838 if(! link_compare($conv['author-link'],$importer_url))
2841 require_once('include/enotify.php');
2843 $conv_parent = $conv['parent'];
2846 'type' => NOTIFY_COMMENT,
2847 'notify_flags' => $importer['notify-flags'],
2848 'language' => $importer['language'],
2849 'to_name' => $importer['username'],
2850 'to_email' => $importer['email'],
2851 'uid' => $importer['importer_uid'],
2852 'item' => $datarray,
2853 'link' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id,
2854 'source_name' => stripslashes($datarray['author-name']),
2855 'source_link' => $datarray['author-link'],
2856 'source_photo' => ((link_compare($datarray['author-link'],$importer['url']))
2857 ? $importer['thumb'] : $datarray['author-avatar']),
2858 'verb' => ACTIVITY_POST,
2860 'parent' => $conv_parent,
2864 // only send one notification
2876 // Head post of a conversation. Have we seen it? If not, import it.
2879 $item_id = $item->get_id();
2880 $datarray = get_atom_elements($feed,$item);
2882 if((x($datarray,'object-type')) && ($datarray['object-type'] === ACTIVITY_OBJ_EVENT)) {
2883 $ev = bbtoevent($datarray['body']);
2884 if(x($ev,'desc') && x($ev,'start')) {
2885 $ev['cid'] = $importer['id'];
2886 $ev['uid'] = $importer['uid'];
2887 $ev['uri'] = $item_id;
2888 $ev['edited'] = $datarray['edited'];
2889 $ev['private'] = $datarray['private'];
2891 $r = q("SELECT * FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2893 intval($importer['uid'])
2896 $ev['id'] = $r[0]['id'];
2897 $xyz = event_store($ev);
2902 $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2904 intval($importer['importer_uid'])
2907 // Update content if 'updated' changes
2910 if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
2912 // do not accept (ignore) an earlier edit than one we currently have.
2913 if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited'])
2916 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2917 dbesc($datarray['title']),
2918 dbesc($datarray['body']),
2919 dbesc($datarray['tag']),
2920 dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
2922 intval($importer['importer_uid'])
2926 // update last-child if it changes
2928 $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
2929 if($allow && $allow[0]['data'] != $r[0]['last-child']) {
2930 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2931 intval($allow[0]['data']),
2932 dbesc(datetime_convert()),
2934 intval($importer['importer_uid'])
2940 // This is my contact on another system, but it's really me.
2941 // Turn this into a wall post.
2943 if($importer['remote_self'])
2944 $datarray['wall'] = 1;
2946 $datarray['parent-uri'] = $item_id;
2947 $datarray['uid'] = $importer['importer_uid'];
2948 $datarray['contact-id'] = $importer['id'];
2950 if(! link_compare($datarray['owner-link'],$contact['url'])) {
2951 // The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery,
2952 // but otherwise there's a possible data mixup on the sender's system.
2953 // the tgroup delivery code called from item_store will correct it if it's a forum,
2954 // but we're going to unconditionally correct it here so that the post will always be owned by our contact.
2955 logger('local_delivery: Correcting item owner.', LOGGER_DEBUG);
2956 $datarray['owner-name'] = $importer['senderName'];
2957 $datarray['owner-link'] = $importer['url'];
2958 $datarray['owner-avatar'] = $importer['thumb'];
2961 $r = item_store($datarray);
2972 function new_follower($importer,$contact,$datarray,$item,$sharing = false) {
2973 $url = notags(trim($datarray['author-link']));
2974 $name = notags(trim($datarray['author-name']));
2975 $photo = notags(trim($datarray['author-avatar']));
2977 $rawtag = $item->get_item_tags(NAMESPACE_ACTIVITY,'actor');
2978 if($rawtag && $rawtag[0]['child'][NAMESPACE_POCO]['preferredUsername'][0]['data'])
2979 $nick = $rawtag[0]['child'][NAMESPACE_POCO]['preferredUsername'][0]['data'];
2981 if(is_array($contact)) {
2982 if(($contact['network'] == NETWORK_OSTATUS && $contact['rel'] == CONTACT_IS_SHARING)
2983 || ($sharing && $contact['rel'] == CONTACT_IS_FOLLOWER)) {
2984 $r = q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d AND `uid` = %d LIMIT 1",
2985 intval(CONTACT_IS_FRIEND),
2986 intval($contact['id']),
2987 intval($importer['uid'])
2990 // send email notification to owner?
2994 // create contact record
2996 $r = q("INSERT INTO `contact` ( `uid`, `created`, `url`, `nurl`, `name`, `nick`, `photo`, `network`, `rel`,
2997 `blocked`, `readonly`, `pending`, `writable` )
2998 VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, 0, 0, 1, 1 ) ",
2999 intval($importer['uid']),
3000 dbesc(datetime_convert()),
3002 dbesc(normalise_link($url)),
3006 dbesc(($sharing) ? NETWORK_ZOT : NETWORK_OSTATUS),
3007 intval(($sharing) ? CONTACT_IS_SHARING : CONTACT_IS_FOLLOWER)
3009 $r = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `url` = '%s' AND `pending` = 1 LIMIT 1",
3010 intval($importer['uid']),
3014 $contact_record = $r[0];
3016 // create notification
3017 $hash = random_string();
3019 if(is_array($contact_record)) {
3020 $ret = q("INSERT INTO `intro` ( `uid`, `contact-id`, `blocked`, `knowyou`, `hash`, `datetime`)
3021 VALUES ( %d, %d, 0, 0, '%s', '%s' )",
3022 intval($importer['uid']),
3023 intval($contact_record['id']),
3025 dbesc(datetime_convert())
3028 $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
3029 intval($importer['uid'])
3034 if(intval($r[0]['def_gid'])) {
3035 require_once('include/group.php');
3036 group_add_member($r[0]['uid'],'',$contact_record['id'],$r[0]['def_gid']);
3039 if(($r[0]['notify-flags'] & NOTIFY_INTRO) && ($r[0]['page-flags'] == PAGE_NORMAL)) {
3040 $email_tpl = get_intltext_template('follow_notify_eml.tpl');
3041 $email = replace_macros($email_tpl, array(
3042 '$requestor' => ((strlen($name)) ? $name : t('[Name Withheld]')),
3044 '$myname' => $r[0]['username'],
3045 '$siteurl' => $a->get_baseurl(),
3046 '$sitename' => $a->config['sitename']
3048 $res = mail($r[0]['email'],
3049 (($sharing) ? t('A new person is sharing with you at ') : t("You have a new follower at ")) . $a->config['sitename'],
3051 'From: ' . t('Administrator') . '@' . $_SERVER['SERVER_NAME'] . "\n"
3052 . 'Content-type: text/plain; charset=UTF-8' . "\n"
3053 . 'Content-transfer-encoding: 8bit' );
3060 function lose_follower($importer,$contact,$datarray,$item) {
3062 if(($contact['rel'] == CONTACT_IS_FRIEND) || ($contact['rel'] == CONTACT_IS_SHARING)) {
3063 q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d LIMIT 1",
3064 intval(CONTACT_IS_SHARING),
3065 intval($contact['id'])
3069 contact_remove($contact['id']);
3073 function lose_sharer($importer,$contact,$datarray,$item) {
3075 if(($contact['rel'] == CONTACT_IS_FRIEND) || ($contact['rel'] == CONTACT_IS_FOLLOWER)) {
3076 q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d LIMIT 1",
3077 intval(CONTACT_IS_FOLLOWER),
3078 intval($contact['id'])
3082 contact_remove($contact['id']);
3087 function subscribe_to_hub($url,$importer,$contact,$hubmode = 'subscribe') {
3091 if(is_array($importer)) {
3092 $r = q("SELECT `nickname` FROM `user` WHERE `uid` = %d LIMIT 1",
3093 intval($importer['uid'])
3097 // Diaspora has different message-ids in feeds than they do
3098 // through the direct Diaspora protocol. If we try and use
3099 // the feed, we'll get duplicates. So don't.
3101 if((! count($r)) || $contact['network'] === NETWORK_DIASPORA)
3104 $push_url = get_config('system','url') . '/pubsub/' . $r[0]['nickname'] . '/' . $contact['id'];
3106 // Use a single verify token, even if multiple hubs
3108 $verify_token = ((strlen($contact['hub-verify'])) ? $contact['hub-verify'] : random_string());
3110 $params= 'hub.mode=' . $hubmode . '&hub.callback=' . urlencode($push_url) . '&hub.topic=' . urlencode($contact['poll']) . '&hub.verify=async&hub.verify_token=' . $verify_token;
3112 logger('subscribe_to_hub: ' . $hubmode . ' ' . $contact['name'] . ' to hub ' . $url . ' endpoint: ' . $push_url . ' with verifier ' . $verify_token);
3114 if(! strlen($contact['hub-verify'])) {
3115 $r = q("UPDATE `contact` SET `hub-verify` = '%s' WHERE `id` = %d LIMIT 1",
3116 dbesc($verify_token),
3117 intval($contact['id'])
3121 post_url($url,$params);
3123 logger('subscribe_to_hub: returns: ' . $a->get_curl_code(), LOGGER_DEBUG);
3130 function atom_author($tag,$name,$uri,$h,$w,$photo) {
3134 $name = xmlify($name);
3135 $uri = xmlify($uri);
3138 $photo = xmlify($photo);
3142 $o .= "<name>$name</name>\r\n";
3143 $o .= "<uri>$uri</uri>\r\n";
3144 $o .= '<link rel="photo" type="image/jpeg" media:width="' . $w . '" media:height="' . $h . '" href="' . $photo . '" />' . "\r\n";
3145 $o .= '<link rel="avatar" type="image/jpeg" media:width="' . $w . '" media:height="' . $h . '" href="' . $photo . '" />' . "\r\n";
3147 call_hooks('atom_author', $o);
3149 $o .= "</$tag>\r\n";
3153 function atom_entry($item,$type,$author,$owner,$comment = false,$cid = 0) {
3157 if(! $item['parent'])
3160 if($item['deleted'])
3161 return '<at:deleted-entry ref="' . xmlify($item['uri']) . '" when="' . xmlify(datetime_convert('UTC','UTC',$item['edited'] . '+00:00',ATOM_TIME)) . '" />' . "\r\n";
3164 if($item['allow_cid'] || $item['allow_gid'] || $item['deny_cid'] || $item['deny_gid'])
3165 $body = fix_private_photos($item['body'],$owner['uid'],$item,$cid);
3167 $body = $item['body'];
3170 $o = "\r\n\r\n<entry>\r\n";
3172 if(is_array($author))
3173 $o .= atom_author('author',$author['name'],$author['url'],80,80,$author['thumb']);
3175 $o .= atom_author('author',(($item['author-name']) ? $item['author-name'] : $item['name']),(($item['author-link']) ? $item['author-link'] : $item['url']),80,80,(($item['author-avatar']) ? $item['author-avatar'] : $item['thumb']));
3176 if(strlen($item['owner-name']))
3177 $o .= atom_author('dfrn:owner',$item['owner-name'],$item['owner-link'],80,80,$item['owner-avatar']);
3179 if(($item['parent'] != $item['id']) || ($item['parent-uri'] !== $item['uri']) || ($item['thr-parent'])) {
3180 $parent_item = (($item['thr-parent']) ? $item['thr-parent'] : $item['parent-uri']);
3181 $o .= '<thr:in-reply-to ref="' . xmlify($parent_item) . '" type="text/html" href="' . xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['parent']) . '" />' . "\r\n";
3184 $o .= '<id>' . xmlify($item['uri']) . '</id>' . "\r\n";
3185 $o .= '<title>' . xmlify($item['title']) . '</title>' . "\r\n";
3186 $o .= '<published>' . xmlify(datetime_convert('UTC','UTC',$item['created'] . '+00:00',ATOM_TIME)) . '</published>' . "\r\n";
3187 $o .= '<updated>' . xmlify(datetime_convert('UTC','UTC',$item['edited'] . '+00:00',ATOM_TIME)) . '</updated>' . "\r\n";
3188 $o .= '<dfrn:env>' . base64url_encode($body, true) . '</dfrn:env>' . "\r\n";
3189 $o .= '<content type="' . $type . '" >' . xmlify((($type === 'html') ? bbcode($body) : $body)) . '</content>' . "\r\n";
3190 $o .= '<link rel="alternate" type="text/html" href="' . xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id']) . '" />' . "\r\n";
3192 $o .= '<dfrn:comment-allow>' . intval($item['last-child']) . '</dfrn:comment-allow>' . "\r\n";
3194 if($item['location']) {
3195 $o .= '<dfrn:location>' . xmlify($item['location']) . '</dfrn:location>' . "\r\n";
3196 $o .= '<poco:address><poco:formatted>' . xmlify($item['location']) . '</poco:formatted></poco:address>' . "\r\n";
3200 $o .= '<georss:point>' . xmlify($item['coord']) . '</georss:point>' . "\r\n";
3202 if(($item['private']) || strlen($item['allow_cid']) || strlen($item['allow_gid']) || strlen($item['deny_cid']) || strlen($item['deny_gid']))
3203 $o .= '<dfrn:private>' . (($item['private']) ? $item['private'] : 1) . '</dfrn:private>' . "\r\n";
3206 $o .= '<dfrn:extid>' . xmlify($item['extid']) . '</dfrn:extid>' . "\r\n";
3207 if($item['bookmark'])
3208 $o .= '<dfrn:bookmark>true</dfrn:bookmark>' . "\r\n";
3211 $o .= '<statusnet:notice_info local_id="' . $item['id'] . '" source="' . xmlify($item['app']) . '" ></statusnet:notice_info>' . "\r\n";
3214 $o .= '<dfrn:diaspora_guid>' . $item['guid'] . '</dfrn:diaspora_guid>' . "\r\n";
3216 if($item['signed_text']) {
3217 $sign = base64_encode(json_encode(array('signed_text' => $item['signed_text'],'signature' => $item['signature'],'signer' => $item['signer'])));
3218 $o .= '<dfrn:diaspora_signature>' . xmlify($sign) . '</dfrn:diaspora_signature>' . "\r\n";
3221 $verb = construct_verb($item);
3222 $o .= '<as:verb>' . xmlify($verb) . '</as:verb>' . "\r\n";
3223 $actobj = construct_activity_object($item);
3226 $actarg = construct_activity_target($item);
3230 $tags = item_getfeedtags($item);
3232 foreach($tags as $t) {
3233 $o .= '<category scheme="X-DFRN:' . xmlify($t[0]) . ':' . xmlify($t[1]) . '" term="' . xmlify($t[2]) . '" />' . "\r\n";
3237 $o .= item_getfeedattach($item);
3239 $mentioned = get_mentions($item);
3243 call_hooks('atom_entry', $o);
3245 $o .= '</entry>' . "\r\n";
3250 function fix_private_photos($s, $uid, $item = null, $cid = 0) {
3253 logger('fix_private_photos', LOGGER_DEBUG);
3254 $site = substr($a->get_baseurl(),strpos($a->get_baseurl(),'://'));
3259 $img_start = strpos($orig_body, '[img');
3260 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
3261 $img_len = ($img_start !== false ? strpos(substr($orig_body, $img_start + $img_st_close + 1), '[/img]') : false);
3262 while( ($img_st_close !== false) && ($img_len !== false) ) {
3264 $img_st_close++; // make it point to AFTER the closing bracket
3265 $image = substr($orig_body, $img_start + $img_st_close, $img_len);
3267 logger('fix_private_photos: found photo ' . $image, LOGGER_DEBUG);
3270 if(stristr($image , $site . '/photo/')) {
3271 // Only embed locally hosted photos
3273 $i = basename($image);
3274 $i = str_replace(array('.jpg','.png'),array('',''),$i);
3275 $x = strpos($i,'-');
3278 $res = substr($i,$x+1);
3279 $i = substr($i,0,$x);
3280 $r = q("SELECT * FROM `photo` WHERE `resource-id` = '%s' AND `scale` = %d AND `uid` = %d",
3287 // Check to see if we should replace this photo link with an embedded image
3288 // 1. No need to do so if the photo is public
3289 // 2. If there's a contact-id provided, see if they're in the access list
3290 // for the photo. If so, embed it.
3291 // 3. Otherwise, if we have an item, see if the item permissions match the photo
3292 // permissions, regardless of order but first check to see if they're an exact
3293 // match to save some processing overhead.
3295 if(has_permissions($r[0])) {
3297 $recips = enumerate_permissions($r[0]);
3298 if(in_array($cid, $recips)) {
3303 if(compare_permissions($item,$r[0]))
3308 $data = $r[0]['data'];
3309 $type = $r[0]['type'];
3311 // If a custom width and height were specified, apply before embedding
3312 if(preg_match("/\[img\=([0-9]*)x([0-9]*)\]/is", substr($orig_body, $img_start, $img_st_close), $match)) {
3313 logger('fix_private_photos: scaling photo', LOGGER_DEBUG);
3315 $width = intval($match[1]);
3316 $height = intval($match[2]);
3318 $ph = new Photo($data, $type);
3319 if($ph->is_valid()) {
3320 $ph->scaleImage(max($width, $height));
3321 $data = $ph->imageString();
3322 $type = $ph->getType();
3326 logger('fix_private_photos: replacing photo', LOGGER_DEBUG);
3327 $image = 'data:' . $type . ';base64,' . base64_encode($data);
3328 logger('fix_private_photos: replaced: ' . $image, LOGGER_DATA);
3334 $new_body = $new_body . substr($orig_body, 0, $img_start + $img_st_close) . $image . '[/img]';
3335 $orig_body = substr($orig_body, $img_start + $img_st_close + $img_len + strlen('[/img]'));
3336 if($orig_body === false)
3339 $img_start = strpos($orig_body, '[img');
3340 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
3341 $img_len = ($img_start !== false ? strpos(substr($orig_body, $img_start + $img_st_close + 1), '[/img]') : false);
3344 $new_body = $new_body . $orig_body;
3350 function has_permissions($obj) {
3351 if(($obj['allow_cid'] != '') || ($obj['allow_gid'] != '') || ($obj['deny_cid'] != '') || ($obj['deny_gid'] != ''))
3356 function compare_permissions($obj1,$obj2) {
3357 // first part is easy. Check that these are exactly the same.
3358 if(($obj1['allow_cid'] == $obj2['allow_cid'])
3359 && ($obj1['allow_gid'] == $obj2['allow_gid'])
3360 && ($obj1['deny_cid'] == $obj2['deny_cid'])
3361 && ($obj1['deny_gid'] == $obj2['deny_gid']))
3364 // This is harder. Parse all the permissions and compare the resulting set.
3366 $recipients1 = enumerate_permissions($obj1);
3367 $recipients2 = enumerate_permissions($obj2);
3370 if($recipients1 == $recipients2)
3375 // returns an array of contact-ids that are allowed to see this object
3377 function enumerate_permissions($obj) {
3378 require_once('include/group.php');
3379 $allow_people = expand_acl($obj['allow_cid']);
3380 $allow_groups = expand_groups(expand_acl($obj['allow_gid']));
3381 $deny_people = expand_acl($obj['deny_cid']);
3382 $deny_groups = expand_groups(expand_acl($obj['deny_gid']));
3383 $recipients = array_unique(array_merge($allow_people,$allow_groups));
3384 $deny = array_unique(array_merge($deny_people,$deny_groups));
3385 $recipients = array_diff($recipients,$deny);
3389 function item_getfeedtags($item) {
3392 $cnt = preg_match_all('|\#\[url\=(.*?)\](.*?)\[\/url\]|',$item['tag'],$matches);
3394 for($x = 0; $x < $cnt; $x ++) {
3396 $ret[] = array('#',$matches[1][$x], $matches[2][$x]);
3400 $cnt = preg_match_all('|\@\[url\=(.*?)\](.*?)\[\/url\]|',$item['tag'],$matches);
3402 for($x = 0; $x < $cnt; $x ++) {
3404 $ret[] = array('@',$matches[1][$x], $matches[2][$x]);
3410 function item_getfeedattach($item) {
3412 $arr = explode(',',$item['attach']);
3414 foreach($arr as $r) {
3416 $cnt = preg_match('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"\[\/attach\]|',$r,$matches);
3418 $ret .= '<link rel="enclosure" href="' . xmlify($matches[1]) . '" type="' . xmlify($matches[3]) . '" ';
3419 if(intval($matches[2]))
3420 $ret .= 'length="' . intval($matches[2]) . '" ';
3421 if($matches[4] !== ' ')
3422 $ret .= 'title="' . xmlify(trim($matches[4])) . '" ';
3423 $ret .= ' />' . "\r\n";
3432 function item_expire($uid,$days) {
3434 if((! $uid) || ($days < 1))
3437 // $expire_network_only = save your own wall posts
3438 // and just expire conversations started by others
3440 $expire_network_only = get_pconfig($uid,'expire','network_only');
3441 $sql_extra = ((intval($expire_network_only)) ? " AND wall = 0 " : "");
3443 $r = q("SELECT * FROM `item`
3445 AND `created` < UTC_TIMESTAMP() - INTERVAL %d DAY
3456 $expire_items = get_pconfig($uid, 'expire','items');
3457 $expire_items = (($expire_items===false)?1:intval($expire_items)); // default if not set: 1
3459 $expire_notes = get_pconfig($uid, 'expire','notes');
3460 $expire_notes = (($expire_notes===false)?1:intval($expire_notes)); // default if not set: 1
3462 $expire_starred = get_pconfig($uid, 'expire','starred');
3463 $expire_starred = (($expire_starred===false)?1:intval($expire_starred)); // default if not set: 1
3465 $expire_photos = get_pconfig($uid, 'expire','photos');
3466 $expire_photos = (($expire_photos===false)?0:intval($expire_photos)); // default if not set: 0
3468 logger('expire: # items=' . count($r). "; expire items: $expire_items, expire notes: $expire_notes, expire starred: $expire_starred, expire photos: $expire_photos");
3470 foreach($r as $item) {
3472 // don't expire filed items
3474 if(strpos($item['file'],'[') !== false)
3477 // Only expire posts, not photos and photo comments
3479 if($expire_photos==0 && strlen($item['resource-id']))
3481 if($expire_starred==0 && intval($item['starred']))
3483 if($expire_notes==0 && $item['type']=='note')
3485 if($expire_items==0 && $item['type']!='note')
3488 drop_item($item['id'],false);
3491 proc_run('php',"include/notifier.php","expire","$uid");
3496 function drop_items($items) {
3499 if(! local_user() && ! remote_user())
3503 foreach($items as $item) {
3504 $owner = drop_item($item,false);
3505 if($owner && ! $uid)
3510 // multiple threads may have been deleted, send an expire notification
3513 proc_run('php',"include/notifier.php","expire","$uid");
3517 function drop_item($id,$interactive = true) {
3521 // locate item to be deleted
3523 $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
3530 notice( t('Item not found.') . EOL);
3531 goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
3536 $owner = $item['uid'];
3538 // check if logged in user is either the author or owner of this item
3540 if((local_user() == $item['uid']) || (remote_user() == $item['contact-id'])) {
3544 $r = q("UPDATE `item` SET `deleted` = 1, `title` = '', `body` = '', `edited` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1",
3545 dbesc(datetime_convert()),
3546 dbesc(datetime_convert()),
3550 // clean up categories and tags so they don't end up as orphans
3553 $cnt = preg_match_all('/<(.*?)>/',$item['file'],$matches,PREG_SET_ORDER);
3555 foreach($matches as $mtch) {
3556 file_tag_unsave_file($item['uid'],$item['id'],$mtch[1],true);
3562 $cnt = preg_match_all('/\[(.*?)\]/',$item['file'],$matches,PREG_SET_ORDER);
3564 foreach($matches as $mtch) {
3565 file_tag_unsave_file($item['uid'],$item['id'],$mtch[1],false);
3569 // If item is a link to a photo resource, nuke all the associated photos
3570 // (visitors will not have photo resources)
3571 // This only applies to photos uploaded from the photos page. Photos inserted into a post do not
3572 // generate a resource-id and therefore aren't intimately linked to the item.
3574 if(strlen($item['resource-id'])) {
3575 q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `uid` = %d ",
3576 dbesc($item['resource-id']),
3577 intval($item['uid'])
3579 // ignore the result
3582 // If item is a link to an event, nuke the event record.
3584 if(intval($item['event-id'])) {
3585 q("DELETE FROM `event` WHERE `id` = %d AND `uid` = %d LIMIT 1",
3586 intval($item['event-id']),
3587 intval($item['uid'])
3589 // ignore the result
3592 // clean up item_id and sign meta-data tables
3594 $r = q("DELETE FROM item_id where iid in (select id from item where parent = %d and uid = %d)",
3595 intval($item['id']),
3596 intval($item['uid'])
3599 $r = q("DELETE FROM sign where iid in (select id from item where parent = %d and uid = %d)",
3600 intval($item['id']),
3601 intval($item['uid'])
3604 // If it's the parent of a comment thread, kill all the kids
3606 if($item['uri'] == $item['parent-uri']) {
3607 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s', `body` = '' , `title` = ''
3608 WHERE `parent-uri` = '%s' AND `uid` = %d ",
3609 dbesc(datetime_convert()),
3610 dbesc(datetime_convert()),
3611 dbesc($item['parent-uri']),
3612 intval($item['uid'])
3614 // ignore the result
3617 // ensure that last-child is set in case the comment that had it just got wiped.
3618 q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
3619 dbesc(datetime_convert()),
3620 dbesc($item['parent-uri']),
3621 intval($item['uid'])
3623 // who is the last child now?
3624 $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `uid` = %d ORDER BY `edited` DESC LIMIT 1",
3625 dbesc($item['parent-uri']),
3626 intval($item['uid'])
3629 q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
3634 // Add a relayable_retraction signature for Diaspora.
3635 store_diaspora_retract_sig($item, $a->user, $a->get_baseurl());
3637 $drop_id = intval($item['id']);
3639 // send the notification upstream/downstream as the case may be
3644 proc_run('php',"include/notifier.php","drop","$drop_id");
3645 goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
3651 notice( t('Permission denied.') . EOL);
3652 goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
3659 function first_post_date($uid,$wall = false) {
3660 $r = q("select id, created from item
3661 where uid = %d and wall = %d and deleted = 0 and visible = 1 AND moderated = 0
3663 order by created asc limit 1",
3665 intval($wall ? 1 : 0)
3668 // logger('first_post_date: ' . $r[0]['id'] . ' ' . $r[0]['created'], LOGGER_DATA);
3669 return substr(datetime_convert('',date_default_timezone_get(),$r[0]['created']),0,10);
3674 function posted_dates($uid,$wall) {
3675 $dnow = datetime_convert('',date_default_timezone_get(),'now','Y-m-d');
3677 $dthen = first_post_date($uid,$wall);
3681 // If it's near the end of a long month, backup to the 28th so that in
3682 // consecutive loops we'll always get a whole month difference.
3684 if(intval(substr($dnow,8)) > 28)
3685 $dnow = substr($dnow,0,8) . '28';
3686 if(intval(substr($dthen,8)) > 28)
3687 $dnow = substr($dthen,0,8) . '28';
3690 // Starting with the current month, get the first and last days of every
3691 // month down to and including the month of the first post
3692 while(substr($dnow, 0, 7) >= substr($dthen, 0, 7)) {
3693 $dstart = substr($dnow,0,8) . '01';
3694 $dend = substr($dnow,0,8) . get_dim(intval($dnow),intval(substr($dnow,5)));
3695 $start_month = datetime_convert('','',$dstart,'Y-m-d');
3696 $end_month = datetime_convert('','',$dend,'Y-m-d');
3697 $str = day_translate(datetime_convert('','',$dnow,'F Y'));
3698 $ret[] = array($str,$end_month,$start_month);
3699 $dnow = datetime_convert('','',$dnow . ' -1 month', 'Y-m-d');
3705 function posted_date_widget($url,$uid,$wall) {
3708 // For former Facebook folks that left because of "timeline"
3710 if($wall && intval(get_pconfig($uid,'system','no_wall_archive_widget')))
3713 $ret = posted_dates($uid,$wall);
3717 $o = replace_macros(get_markup_template('posted_date_widget.tpl'),array(
3718 '$title' => t('Archives'),
3719 '$size' => ((count($ret) > 6) ? 6 : count($ret)),
3726 function store_diaspora_retract_sig($item, $user, $baseurl) {
3727 // Note that we can't add a target_author_signature
3728 // if the comment was deleted by a remote user. That should be ok, because if a remote user is deleting
3729 // the comment, that means we're the home of the post, and Diaspora will only
3730 // check the parent_author_signature of retractions that it doesn't have to relay further
3732 // I don't think this function gets called for an "unlike," but I'll check anyway
3734 $enabled = intval(get_config('system','diaspora_enabled'));
3736 logger('drop_item: diaspora support disabled, not storing retraction signature', LOGGER_DEBUG);
3740 logger('drop_item: storing diaspora retraction signature');
3742 $signed_text = $item['guid'] . ';' . ( ($item['verb'] === ACTIVITY_LIKE) ? 'Like' : 'Comment');
3744 if(local_user() == $item['uid']) {
3746 $handle = $user['nickname'] . '@' . substr($baseurl, strpos($baseurl,'://') + 3);
3747 $authorsig = base64_encode(rsa_sign($signed_text,$user['prvkey'],'sha256'));
3750 $r = q("SELECT `nick`, `url` FROM `contact` WHERE `id` = '%d' LIMIT 1",
3751 $item['contact-id'] // If this function gets called, drop_item() has already checked remote_user() == $item['contact-id']
3754 // The below handle only works for NETWORK_DFRN. I think that's ok, because this function
3755 // only handles DFRN deletes
3756 $handle_baseurl_start = strpos($r['url'],'://') + 3;
3757 $handle_baseurl_length = strpos($r['url'],'/profile') - $handle_baseurl_start;
3758 $handle = $r['nick'] . '@' . substr($r['url'], $handle_baseurl_start, $handle_baseurl_length);
3764 q("insert into sign (`retract_iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
3765 intval($item['id']),
3766 dbesc($signed_text),