<?php
+require_once('bbcode.php');
+require_once('oembed.php');
+require_once('include/salmon.php');
+
+function get_feed_for(&$a, $dfrn_id, $owner_nick, $last_update, $direction = 0) {
-function get_feed_for(&$a,$dfrn_id,$owner_id,$last_update) {
// default permissions - anonymous user
- $sql_extra = " AND `allow_cid` = '' AND `allow_gid` = '' AND `deny_cid` = '' AND `deny_gid` = '' ";
+ if(! strlen($owner_nick))
+ killme();
+
+ $sql_extra = " AND `allow_cid` = '' AND `allow_gid` = '' AND `deny_cid` = '' AND `deny_gid` = '' ";
- $r = q("SELECT * FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1",
- intval($owner_id)
+ $r = q("SELECT `contact`.*, `user`.`uid` AS `user_uid`, `user`.`nickname`, `user`.`timezone`
+ FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid`
+ WHERE `contact`.`self` = 1 AND `user`.`nickname` = '%s' LIMIT 1",
+ dbesc($owner_nick)
);
- if(count($r))
- $owner = $r[0];
- else
+
+ if(! count($r))
killme();
- if($dfrn_id != '*') {
+ $owner = $r[0];
+ $owner_id = $owner['user_uid'];
+ $owner_nick = $owner['nickname'];
- $r = q("SELECT * FROM `contact` WHERE `issued-id` = '%s' LIMIT 1",
- dbesc($dfrn_id)
+ $birthday = feed_birthday($owner_id,$owner['timezone']);
+
+ if(strlen($dfrn_id)) {
+
+ $sql_extra = '';
+ switch($direction) {
+ case (-1):
+ $sql_extra = sprintf(" AND `issued-id` = '%s' ", dbesc($dfrn_id));
+ $my_id = $dfrn_id;
+ break;
+ case 0:
+ $sql_extra = sprintf(" AND `issued-id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
+ $my_id = '1:' . $dfrn_id;
+ break;
+ case 1:
+ $sql_extra = sprintf(" AND `dfrn-id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
+ $my_id = '0:' . $dfrn_id;
+ break;
+ default:
+ return false;
+ break; // NOTREACHED
+ }
+
+ $r = q("SELECT * FROM `contact` WHERE `blocked` = 0 AND `pending` = 0 AND `contact`.`uid` = %d $sql_extra LIMIT 1",
+ intval($owner_id)
);
+
if(! count($r))
- return false;
+ killme();
$contact = $r[0];
$groups = init_groups_visitor($contact['id']);
-
- $gs = '<<>>'; // should be impossible to match
if(count($groups)) {
- foreach($groups as $g)
- $gs .= '|<' . intval($g) . '>';
- }
- $sql_extra = sprintf(
- " AND ( `allow_cid` = '' OR `allow_cid` REGEXP '<%d>' )
- AND ( `deny_cid` = '' OR NOT `deny_cid` REGEXP '<%d>' )
- AND ( `allow_gid` = '' OR `allow_gid` REGEXP '%s' )
- AND ( `deny_gid` = '' OR NOT `deny_gid` REGEXP '%s') ",
-
- intval($_SESSION['visitor_id']),
- intval($_SESSION['visitor_id']),
+ for($x = 0; $x < count($groups); $x ++)
+ $groups[$x] = '<' . intval($groups[$x]) . '>' ;
+ $gs = implode('|', $groups);
+ }
+ else
+ $gs = '<<>>' ; // Impossible to match
+
+ $sql_extra = sprintf("
+ AND ( `allow_cid` = '' OR `allow_cid` REGEXP '<%d>' )
+ AND ( `deny_cid` = '' OR NOT `deny_cid` REGEXP '<%d>' )
+ AND ( `allow_gid` = '' OR `allow_gid` REGEXP '%s' )
+ AND ( `deny_gid` = '' OR NOT `deny_gid` REGEXP '%s')
+ ",
+ intval($contact['id']),
+ intval($contact['id']),
dbesc($gs),
dbesc($gs)
);
}
+ if($dfrn_id === '' || $dfrn_id === '*')
+ $sort = 'DESC';
+ else
+ $sort = 'ASC';
+
if(! strlen($last_update))
- $last_update = 'now - 30 days';
+ $last_update = 'now -30 days';
+
$check_date = datetime_convert('UTC','UTC',$last_update,'Y-m-d H:i:s');
$r = q("SELECT `item`.*, `item`.`id` AS `item_id`,
`contact`.`name`, `contact`.`photo`, `contact`.`url`,
+ `contact`.`name-date`, `contact`.`uri-date`, `contact`.`avatar-date`,
`contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
`contact`.`id` AS `contact-id`, `contact`.`uid` AS `contact-uid`
FROM `item` LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
- WHERE `item`.`uid` = %d AND `item`.`visible` = 1 AND `item`.`deleted` = 0
- AND `item`.`type` != 'remote' AND `contact`.`blocked` = 0
- AND `item`.`edited` > '%s'
+ WHERE `item`.`uid` = %d AND `item`.`visible` = 1 AND `item`.`parent` != 0
+ AND `item`.`wall` = 1 AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0
+ AND ( `item`.`edited` > '%s' OR `item`.`changed` > '%s' )
$sql_extra
- ORDER BY `parent` DESC, `id` ASC LIMIT 0, 300",
+ ORDER BY `parent` %s, `created` ASC LIMIT 0, 300",
intval($owner_id),
- dbesc($check_date)
+ dbesc($check_date),
+ dbesc($check_date),
+ dbesc($sort)
);
- if(! count($r))
- killme();
+
+ // Will check further below if this actually returned results.
+ // We will provide an empty feed if that is the case.
$items = $r;
- $feed_template = file_get_contents('view/atom_feed.tpl');
- $tomb_template = file_get_contents('view/atom_tomb.tpl');
- $item_template = file_get_contents('view/atom_item.tpl');
- $cmnt_template = file_get_contents('view/atom_cmnt.tpl');
+ $feed_template = load_view_file('view/atom_feed.tpl');
$atom = '';
+ $hubxml = feed_hublinks();
+
+ $salmon = feed_salmonlinks($owner_nick);
$atom .= replace_macros($feed_template, array(
- '$feed_id' => xmlify($a->get_baseurl()),
- '$feed_title' => xmlify($owner['name']),
- '$feed_updated' => xmlify(datetime_convert('UTC', 'UTC', $updated . '+00:00' , 'Y-m-d\TH:i:s\Z')) ,
- '$name' => xmlify($owner['name']),
- '$profile_page' => xmlify($owner['url']),
- '$photo' => xmlify($owner['photo'])
+ '$version' => xmlify(FRIENDIKA_VERSION),
+ '$feed_id' => xmlify($a->get_baseurl() . '/profile/' . $owner_nick),
+ '$feed_title' => xmlify($owner['name']),
+ '$feed_updated' => xmlify(datetime_convert('UTC', 'UTC', 'now' , ATOM_TIME)) ,
+ '$hub' => $hubxml,
+ '$salmon' => $salmon,
+ '$name' => xmlify($owner['name']),
+ '$profile_page' => xmlify($owner['url']),
+ '$photo' => xmlify($owner['photo']),
+ '$thumb' => xmlify($owner['thumb']),
+ '$picdate' => xmlify(datetime_convert('UTC','UTC',$owner['avatar-date'] . '+00:00' , ATOM_TIME)) ,
+ '$uridate' => xmlify(datetime_convert('UTC','UTC',$owner['uri-date'] . '+00:00' , ATOM_TIME)) ,
+ '$namdate' => xmlify(datetime_convert('UTC','UTC',$owner['name-date'] . '+00:00' , ATOM_TIME)) ,
+ '$birthday' => ((strlen($birthday)) ? '<dfrn:birthday>' . xmlify($birthday) . '</dfrn:birthday>' : '')
));
+ call_hooks('atom_feed', $atom);
+
+ if(! count($items)) {
+
+ call_hooks('atom_feed_end', $atom);
+
+ $atom .= '</feed>' . "\r\n";
+ return $atom;
+ }
+
foreach($items as $item) {
- if($item['deleted']) {
- $atom .= replace_macros($tomb_template, array(
- '$id' => xmlify(((strlen($item['remote-id'])) ? $item['remote-id'] : "urn:X-dfrn:$baseurl:{$owner['uid']}:{$item['hash']}")),
- '$updated' => xmlify(datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00' , 'Y-m-d\TH:i:s\Z'))
- ));
+
+ // public feeds get html, our own nodes use bbcode
+
+ if($dfrn_id === '') {
+ $type = 'html';
}
else {
+ $type = 'text';
+ }
- if($item['parent'] == $item['id']) {
- $atom .= replace_macros($item_template, array(
- '$name' => xmlify($item['name']),
- '$profile_page' => xmlify($item['url']),
- '$thumb' => xmlify($item['thumb']),
- '$owner_name' => xmlify($item['owner-name']),
- '$owner_profile_page' => xmlify($item['owner-link']),
- '$owner_thumb' => xmlify($item['owner-avatar']),
- '$item_id' => xmlify(((strlen($item['remote-id'])) ? $item['remote-id'] : "urn:X-dfrn:$baseurl:{$owner['uid']}:{$item['hash']}")),
- '$title' => xmlify($item['name']),
- '$published' => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , 'Y-m-d\TH:i:s\Z')),
- '$updated' => xmlify(datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00' , 'Y-m-d\TH:i:s\Z')),
- '$content' =>xmlify($item['body']),
- '$comment_allow' => (($item['last-child'] && strlen($contact['dfrn-id'] && (! $contact['blocked']))) ? 1 : 0)
- ));
+ $atom .= atom_entry($item,$type,null,$owner,true);
+ }
+
+ call_hooks('atom_feed_end', $atom);
+
+ $atom .= '</feed>' . "\r\n";
+
+ return $atom;
+}
+
+
+function construct_verb($item) {
+ if($item['verb'])
+ return $item['verb'];
+ return ACTIVITY_POST;
+}
+
+function construct_activity_object($item) {
+
+ if($item['object']) {
+ $o = '<as:object>' . "\r\n";
+ $r = @simplexml_load_string($item['object']);
+ if($r->type)
+ $o .= '<as:object-type>' . xmlify($r->type) . '</as:object-type>' . "\r\n";
+ if($r->id)
+ $o .= '<id>' . xmlify($r->id) . '</id>' . "\r\n";
+ if($r->title)
+ $o .= '<title>' . xmlify($r->title) . '</title>' . "\r\n";
+ if($r->link) {
+ if(substr($r->link,0,1) === '<')
+ $o .= $r->link;
+ else
+ $o .= '<link rel="alternate" type="text/html" href="' . xmlify($r->link) . '" />' . "\r\n";
+ }
+ if($r->content)
+ $o .= '<content type="html" >' . xmlify(bbcode($r->content)) . '</content>' . "\r\n";
+ $o .= '</as:object>' . "\r\n";
+ return $o;
+ }
+
+ return '';
+}
+
+function construct_activity_target($item) {
+
+ if($item['target']) {
+ $o = '<as:target>' . "\r\n";
+ $r = @simplexml_load_string($item['target']);
+ if($r->type)
+ $o .= '<as:object-type>' . xmlify($r->type) . '</as:object-type>' . "\r\n";
+ if($r->id)
+ $o .= '<id>' . xmlify($r->id) . '</id>' . "\r\n";
+ if($r->title)
+ $o .= '<title>' . xmlify($r->title) . '</title>' . "\r\n";
+ if($r->link) {
+ if(substr($r->link,0,1) === '<')
+ $o .= $r->link;
+ else
+ $o .= '<link rel="alternate" type="text/html" href="' . xmlify($r->link) . '" />' . "\r\n";
+ }
+ if($r->content)
+ $o .= '<content type="html" >' . xmlify(bbcode($r->content)) . '</content>' . "\r\n";
+ $o .= '</as:target>' . "\r\n";
+ return $o;
+ }
+
+ return '';
+}
+
+
+
+
+function get_atom_elements($feed,$item) {
+
+ require_once('library/HTMLPurifier.auto.php');
+ require_once('include/html2bbcode.php');
+
+ $best_photo = array();
+
+ $res = array();
+
+ $author = $item->get_author();
+ $res['author-name'] = unxmlify($author->get_name());
+ $res['author-link'] = unxmlify($author->get_link());
+ $res['uri'] = unxmlify($item->get_id());
+ $res['title'] = unxmlify($item->get_title());
+ $res['body'] = unxmlify($item->get_content());
+ $res['plink'] = unxmlify($item->get_link(0));
+
+ // look for a photo. We should check media size and find the best one,
+ // but for now let's just find any author photo
+
+ $rawauthor = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author');
+
+ if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
+ $base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
+ foreach($base as $link) {
+ if(! $res['author-avatar']) {
+ if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
+ $res['author-avatar'] = unxmlify($link['attribs']['']['href']);
+ }
+ }
+ }
+
+ $rawactor = $item->get_item_tags(NAMESPACE_ACTIVITY, 'actor');
+
+ if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['object-type'][0]['data'],ACTIVITY_OBJ_PERSON)) {
+ $base = $rawactor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
+ if($base && count($base)) {
+ foreach($base as $link) {
+ if($link['attribs']['']['rel'] === 'alternate' && (! $res['author-link']))
+ $res['author-link'] = unxmlify($link['attribs']['']['href']);
+ if(! $res['author-avatar']) {
+ if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo')
+ $res['author-avatar'] = unxmlify($link['attribs']['']['href']);
+ }
+ }
+ }
+ }
+
+ // No photo/profile-link on the item - look at the feed level
+
+ if((! (x($res,'author-link'))) || (! (x($res,'author-avatar')))) {
+ $rawauthor = $feed->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author');
+ if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
+ $base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
+ foreach($base as $link) {
+ if($link['attribs']['']['rel'] === 'alternate' && (! $res['author-link']))
+ $res['author-link'] = unxmlify($link['attribs']['']['href']);
+ if(! $res['author-avatar']) {
+ if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
+ $res['author-avatar'] = unxmlify($link['attribs']['']['href']);
+ }
+ }
+ }
+
+ $rawactor = $feed->get_feed_tags(NAMESPACE_ACTIVITY, 'subject');
+
+ if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['object-type'][0]['data'],ACTIVITY_OBJ_PERSON)) {
+ $base = $rawactor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
+
+ if($base && count($base)) {
+ foreach($base as $link) {
+ if($link['attribs']['']['rel'] === 'alternate' && (! $res['author-link']))
+ $res['author-link'] = unxmlify($link['attribs']['']['href']);
+ if(! (x($res,'author-avatar'))) {
+ if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo')
+ $res['author-avatar'] = unxmlify($link['attribs']['']['href']);
+ }
+ }
+ }
+ }
+ }
+
+
+ /**
+ * If there's a copy of the body content which is guaranteed to have survived mangling in transit, use it.
+ */
+
+ $have_real_body = false;
+
+ $rawenv = $item->get_item_tags(NAMESPACE_DFRN, 'env');
+ if($rawenv) {
+ $have_real_body = true;
+ $res['body'] = $rawenv[0]['data'];
+ $res['body'] = str_replace(array(' ',"\t","\r","\n"), array('','','',''),$res['body']);
+ // make sure nobody is trying to sneak some html tags by us
+ $res['body'] = notags(base64url_decode($res['body']));
+ }
+
+ $maxlen = get_max_import_size();
+ if($maxlen && (strlen($res['body']) > $maxlen))
+ $res['body'] = substr($res['body'],0, $maxlen);
+
+ // It isn't certain at this point whether our content is plaintext or html and we'd be foolish to trust
+ // the content type. Our own network only emits text normally, though it might have been converted to
+ // html if we used a pubsubhubbub transport. But if we see even one html tag in our text, we will
+ // have to assume it is all html and needs to be purified.
+
+ // It doesn't matter all that much security wise - because before this content is used anywhere, we are
+ // going to escape any tags we find regardless, but this lets us import a limited subset of html from
+ // the wild, by sanitising it and converting supported tags to bbcode before we rip out any remaining
+ // html.
+
+
+ if((strpos($res['body'],'<') !== false) || (strpos($res['body'],'>') !== false)) {
+
+ $res['body'] = preg_replace('#<object[^>]+>.+?' . 'http://www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+).+?</object>#s',
+ '[youtube]$1[/youtube]', $res['body']);
+
+ $res['body'] = oembed_html2bbcode($res['body']);
+
+ $config = HTMLPurifier_Config::createDefault();
+ $config->set('Cache.DefinitionImpl', null);
+
+ // we shouldn't need a whitelist, because the bbcode converter
+ // will strip out any unsupported tags.
+ // $config->set('HTML.Allowed', 'p,b,a[href],i');
+
+ $purifier = new HTMLPurifier($config);
+ $res['body'] = $purifier->purify($res['body']);
+
+ $res['body'] = html2bbcode($res['body']);
+ }
+
+ $allow = $item->get_item_tags(NAMESPACE_DFRN,'comment-allow');
+ if($allow && $allow[0]['data'] == 1)
+ $res['last-child'] = 1;
+ else
+ $res['last-child'] = 0;
+
+ $private = $item->get_item_tags(NAMESPACE_DFRN,'private');
+ if($private && $private[0]['data'] == 1)
+ $res['private'] = 1;
+ else
+ $res['private'] = 0;
+
+
+ $rawlocation = $item->get_item_tags(NAMESPACE_DFRN, 'location');
+ if($rawlocation)
+ $res['location'] = unxmlify($rawlocation[0]['data']);
+
+
+ $rawcreated = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'published');
+ if($rawcreated)
+ $res['created'] = unxmlify($rawcreated[0]['data']);
+
+
+ $rawedited = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'updated');
+ if($rawedited)
+ $res['edited'] = unxmlify($rawedited[0]['data']);
+
+ if((x($res,'edited')) && (! (x($res,'created'))))
+ $res['created'] = $res['edited'];
+
+ if(! $res['created'])
+ $res['created'] = $item->get_date('c');
+
+ if(! $res['edited'])
+ $res['edited'] = $item->get_date('c');
+
+
+ $rawowner = $item->get_item_tags(NAMESPACE_DFRN, 'owner');
+ if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'])
+ $res['owner-name'] = unxmlify($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']);
+ elseif($rawowner[0]['child'][NAMESPACE_DFRN]['name'][0]['data'])
+ $res['owner-name'] = unxmlify($rawowner[0]['child'][NAMESPACE_DFRN]['name'][0]['data']);
+ if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'])
+ $res['owner-link'] = unxmlify($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']);
+ elseif($rawowner[0]['child'][NAMESPACE_DFRN]['uri'][0]['data'])
+ $res['owner-link'] = unxmlify($rawowner[0]['child'][NAMESPACE_DFRN]['uri'][0]['data']);
+
+ if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
+ $base = $rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
+
+ foreach($base as $link) {
+ if(! $res['owner-avatar']) {
+ if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
+ $res['owner-avatar'] = unxmlify($link['attribs']['']['href']);
+ }
+ }
+ }
+
+ $rawgeo = $item->get_item_tags(NAMESPACE_GEORSS,'point');
+ if($rawgeo)
+ $res['coord'] = unxmlify($rawgeo[0]['data']);
+
+
+ $rawverb = $item->get_item_tags(NAMESPACE_ACTIVITY, 'verb');
+
+ // select between supported verbs
+
+ if($rawverb) {
+ $res['verb'] = unxmlify($rawverb[0]['data']);
+ }
+
+ // translate OStatus unfollow to activity streams if it happened to get selected
+
+ if((x($res,'verb')) && ($res['verb'] === 'http://ostatus.org/schema/1.0/unfollow'))
+ $res['verb'] = ACTIVITY_UNFOLLOW;
+
+
+
+ $rawobj = $item->get_item_tags(NAMESPACE_ACTIVITY, 'object');
+
+ if($rawobj) {
+ $res['object'] = '<object>' . "\n";
+ if($rawobj[0]['child'][NAMESPACE_ACTIVITY]['object-type'][0]['data']) {
+ $res['object-type'] = $rawobj[0]['child'][NAMESPACE_ACTIVITY]['object-type'][0]['data'];
+ $res['object'] .= '<type>' . $rawobj[0]['child'][NAMESPACE_ACTIVITY]['object-type'][0]['data'] . '</type>' . "\n";
+ }
+ if($rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'])
+ $res['object'] .= '<id>' . $rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'] . '</id>' . "\n";
+ if($rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'])
+ $res['object'] .= '<link>' . encode_rel_links($rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) . '</link>' . "\n";
+ if($rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['title'][0]['data'])
+ $res['object'] .= '<title>' . $rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['title'][0]['data'] . '</title>' . "\n";
+ if($rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data']) {
+ $body = $rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data'];
+ if(! $body)
+ $body = $rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['summary'][0]['data'];
+ // preserve a copy of the original body content in case we later need to parse out any microformat information, e.g. events
+ $res['object'] .= '<orig>' . xmlify($body) . '</orig>' . "\n";
+ if((strpos($body,'<') !== false) || (strpos($body,'>') !== false)) {
+
+ $body = preg_replace('#<object[^>]+>.+?' . 'http://www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+).+?</object>#s',
+ '[youtube]$1[/youtube]', $body);
+
+ $config = HTMLPurifier_Config::createDefault();
+ $config->set('Cache.DefinitionImpl', null);
+
+ $purifier = new HTMLPurifier($config);
+ $body = $purifier->purify($body);
+ $body = html2bbcode($body);
+ }
+
+ $res['object'] .= '<content>' . $body . '</content>' . "\n";
+ }
+
+ $res['object'] .= '</object>' . "\n";
+ }
+
+ $rawobj = $item->get_item_tags(NAMESPACE_ACTIVITY, 'target');
+
+ if($rawobj) {
+ $res['target'] = '<target>' . "\n";
+ if($rawobj[0]['child'][NAMESPACE_ACTIVITY]['object-type'][0]['data']) {
+ $res['target'] .= '<type>' . $rawobj[0]['child'][NAMESPACE_ACTIVITY]['object-type'][0]['data'] . '</type>' . "\n";
+ }
+ if($rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'])
+ $res['target'] .= '<id>' . $rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'] . '</id>' . "\n";
+
+ if($rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'])
+ $res['target'] .= '<link>' . encode_rel_links($rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) . '</link>' . "\n";
+ if($rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['title'][0]['data'])
+ $res['target'] .= '<title>' . $rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['title'][0]['data'] . '</title>' . "\n";
+ if($rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data']) {
+ $body = $rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data'];
+ if(! $body)
+ $body = $rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['summary'][0]['data'];
+ // preserve a copy of the original body content in case we later need to parse out any microformat information, e.g. events
+ $res['object'] .= '<orig>' . xmlify($body) . '</orig>' . "\n";
+ if((strpos($body,'<') !== false) || (strpos($body,'>') !== false)) {
+
+ $body = preg_replace('#<object[^>]+>.+?' . 'http://www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+).+?</object>#s',
+ '[youtube]$1[/youtube]', $body);
+
+ $config = HTMLPurifier_Config::createDefault();
+ $config->set('Cache.DefinitionImpl', null);
+
+ $purifier = new HTMLPurifier($config);
+ $body = $purifier->purify($body);
+ $body = html2bbcode($body);
+ }
+
+ $res['target'] .= '<content>' . $body . '</content>' . "\n";
+ }
+
+ $res['target'] .= '</target>' . "\n";
+ }
+
+ $arr = array('feed' => $feed, 'item' => $item, 'result' => $res);
+
+ call_hooks('parse_atom', $arr);
+
+ return $res;
+}
+
+function encode_rel_links($links) {
+ $o = '';
+ if(! ((is_array($links)) && (count($links))))
+ return $o;
+ foreach($links as $link) {
+ $o .= '<link ';
+ if($link['attribs']['']['rel'])
+ $o .= 'rel="' . $link['attribs']['']['rel'] . '" ';
+ if($link['attribs']['']['type'])
+ $o .= 'type="' . $link['attribs']['']['type'] . '" ';
+ if($link['attribs']['']['href'])
+ $o .= 'href="' . $link['attribs']['']['href'] . '" ';
+ if( (x($link['attribs'],NAMESPACE_MEDIA)) && $link['attribs'][NAMESPACE_MEDIA]['width'])
+ $o .= 'media:width="' . $link['attribs'][NAMESPACE_MEDIA]['width'] . '" ';
+ if( (x($link['attribs'],NAMESPACE_MEDIA)) && $link['attribs'][NAMESPACE_MEDIA]['height'])
+ $o .= 'media:height="' . $link['attribs'][NAMESPACE_MEDIA]['height'] . '" ';
+ $o .= ' />' . "\n" ;
+ }
+ return xmlify($o);
+}
+
+function item_store($arr,$force_parent = false) {
+
+ if($arr['gravity'])
+ $arr['gravity'] = intval($arr['gravity']);
+ elseif($arr['parent-uri'] == $arr['uri'])
+ $arr['gravity'] = 0;
+ elseif(activity_match($arr['verb'],ACTIVITY_POST))
+ $arr['gravity'] = 6;
+ else
+ $arr['gravity'] = 6; // extensible catchall
+
+ if(! x($arr,'type'))
+ $arr['type'] = 'remote';
+
+ // Shouldn't happen but we want to make absolutely sure it doesn't leak from a plugin.
+
+ if((strpos($arr['body'],'<') !== false) || (strpos($arr['body'],'>') !== false))
+ $arr['body'] = strip_tags($arr['body']);
+
+
+ $arr['wall'] = ((x($arr,'wall')) ? intval($arr['wall']) : 0);
+ $arr['uri'] = ((x($arr,'uri')) ? notags(trim($arr['uri'])) : random_string());
+ $arr['author-name'] = ((x($arr,'author-name')) ? notags(trim($arr['author-name'])) : '');
+ $arr['author-link'] = ((x($arr,'author-link')) ? notags(trim($arr['author-link'])) : '');
+ $arr['author-avatar'] = ((x($arr,'author-avatar')) ? notags(trim($arr['author-avatar'])) : '');
+ $arr['owner-name'] = ((x($arr,'owner-name')) ? notags(trim($arr['owner-name'])) : '');
+ $arr['owner-link'] = ((x($arr,'owner-link')) ? notags(trim($arr['owner-link'])) : '');
+ $arr['owner-avatar'] = ((x($arr,'owner-avatar')) ? notags(trim($arr['owner-avatar'])) : '');
+ $arr['created'] = ((x($arr,'created') !== false) ? datetime_convert('UTC','UTC',$arr['created']) : datetime_convert());
+ $arr['edited'] = ((x($arr,'edited') !== false) ? datetime_convert('UTC','UTC',$arr['edited']) : datetime_convert());
+ $arr['changed'] = datetime_convert();
+ $arr['title'] = ((x($arr,'title')) ? notags(trim($arr['title'])) : '');
+ $arr['location'] = ((x($arr,'location')) ? notags(trim($arr['location'])) : '');
+ $arr['coord'] = ((x($arr,'coord')) ? notags(trim($arr['coord'])) : '');
+ $arr['last-child'] = ((x($arr,'last-child')) ? intval($arr['last-child']) : 0 );
+ $arr['visible'] = ((x($arr,'visible') !== false) ? intval($arr['visible']) : 1 );
+ $arr['deleted'] = 0;
+ $arr['parent-uri'] = ((x($arr,'parent-uri')) ? notags(trim($arr['parent-uri'])) : '');
+ $arr['verb'] = ((x($arr,'verb')) ? notags(trim($arr['verb'])) : '');
+ $arr['object-type'] = ((x($arr,'object-type')) ? notags(trim($arr['object-type'])) : '');
+ $arr['object'] = ((x($arr,'object')) ? trim($arr['object']) : '');
+ $arr['target-type'] = ((x($arr,'target-type')) ? notags(trim($arr['target-type'])) : '');
+ $arr['target'] = ((x($arr,'target')) ? trim($arr['target']) : '');
+ $arr['plink'] = ((x($arr,'plink')) ? notags(trim($arr['plink'])) : '');
+ $arr['allow_cid'] = ((x($arr,'allow_cid')) ? trim($arr['allow_cid']) : '');
+ $arr['allow_gid'] = ((x($arr,'allow_gid')) ? trim($arr['allow_gid']) : '');
+ $arr['deny_cid'] = ((x($arr,'deny_cid')) ? trim($arr['deny_cid']) : '');
+ $arr['deny_gid'] = ((x($arr,'deny_gid')) ? trim($arr['deny_gid']) : '');
+ $arr['private'] = ((x($arr,'private')) ? intval($arr['private']) : 0 );
+ $arr['body'] = ((x($arr,'body')) ? trim($arr['body']) : '');
+
+ if($arr['parent-uri'] === $arr['uri']) {
+ $parent_id = 0;
+ $allow_cid = $arr['allow_cid'];
+ $allow_gid = $arr['allow_gid'];
+ $deny_cid = $arr['deny_cid'];
+ $deny_gid = $arr['deny_gid'];
+ }
+ else {
+
+ // find the parent and snarf the item id and ACL's
+
+ $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
+ dbesc($arr['parent-uri']),
+ intval($arr['uid'])
+ );
+
+ if(count($r)) {
+
+ // is the new message multi-level threaded?
+ // even though we don't support it now, preserve the info
+ // and re-attach to the conversation parent.
+
+ if($r[0]['uri'] != $r[0]['parent-uri']) {
+ $arr['thr-parent'] = $arr['parent-uri'];
+ $arr['parent-uri'] = $r[0]['parent-uri'];
+ }
+
+ $parent_id = $r[0]['id'];
+ $parent_deleted = $r[0]['deleted'];
+ $allow_cid = $r[0]['allow_cid'];
+ $allow_gid = $r[0]['allow_gid'];
+ $deny_cid = $r[0]['deny_cid'];
+ $deny_gid = $r[0]['deny_gid'];
+ }
+ else {
+
+ // Allow one to see reply tweets from status.net even when
+ // we don't have or can't see the original post.
+
+ if($force_parent) {
+ logger('item_store: $force_parent=true, reply converted to top-level post.');
+ $parent_id = 0;
+ $arr['thr-parent'] = $arr['parent-uri'];
+ $arr['parent-uri'] = $arr['uri'];
+ }
+ else {
+ logger('item_store: item parent was not found - ignoring item');
+ return 0;
+ }
+ }
+ }
+
+ call_hooks('post_remote',$arr);
+
+ dbesc_array($arr);
+
+ logger('item_store: ' . print_r($arr,true), LOGGER_DATA);
+
+ $r = dbq("INSERT INTO `item` (`"
+ . implode("`, `", array_keys($arr))
+ . "`) VALUES ('"
+ . implode("', '", array_values($arr))
+ . "')" );
+
+ // find the item we just created
+
+ $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
+ $arr['uri'], // already dbesc'd
+ intval($arr['uid'])
+ );
+ if(count($r)) {
+ $current_post = $r[0]['id'];
+ logger('item_store: created item ' . $current_post);
+ }
+ else {
+ logger('item_store: could not locate created item');
+ return 0;
+ }
+
+ if((! $parent_id) || ($arr['parent-uri'] === $arr['uri']))
+ $parent_id = $current_post;
+
+ if(strlen($allow_cid) || strlen($allow_gid) || strlen($deny_cid) || strlen($deny_gid))
+ $private = 1;
+ else
+ $private = $arr['private'];
+
+ // Set parent id - and also make sure to inherit the parent's ACL's.
+
+ $r = q("UPDATE `item` SET `parent` = %d, `allow_cid` = '%s', `allow_gid` = '%s',
+ `deny_cid` = '%s', `deny_gid` = '%s', `private` = %d, `deleted` = %d WHERE `id` = %d LIMIT 1",
+ intval($parent_id),
+ dbesc($allow_cid),
+ dbesc($allow_gid),
+ dbesc($deny_cid),
+ dbesc($deny_gid),
+ intval($private),
+ intval($parent_deleted),
+ intval($current_post)
+ );
+
+ return $current_post;
+}
+
+function get_item_contact($item,$contacts) {
+ if(! count($contacts) || (! is_array($item)))
+ return false;
+ foreach($contacts as $contact) {
+ if($contact['id'] == $item['contact-id']) {
+ return $contact;
+ break; // NOTREACHED
+ }
+ }
+ return false;
+}
+
+
+function dfrn_deliver($owner,$contact,$atom, $dissolve = false) {
+
+ $a = get_app();
+
+ if((! strlen($contact['issued-id'])) && (! $contact['duplex']) && (! ($owner['page-flags'] == PAGE_COMMUNITY)))
+ return 3;
+
+ $idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
+
+ if($contact['duplex'] && $contact['dfrn-id'])
+ $idtosend = '0:' . $orig_id;
+ if($contact['duplex'] && $contact['issued-id'])
+ $idtosend = '1:' . $orig_id;
+
+ $rino = ((function_exists('mcrypt_encrypt')) ? 1 : 0);
+
+ $rino_enable = get_config('system','rino_encrypt');
+
+ if(! $rino_enable)
+ $rino = 0;
+
+ $url = $contact['notify'] . '?dfrn_id=' . $idtosend . '&dfrn_version=' . DFRN_PROTOCOL_VERSION . (($rino) ? '&rino=1' : '');
+
+ logger('dfrn_deliver: ' . $url);
+
+ $xml = fetch_url($url);
+
+ $curl_stat = $a->get_curl_code();
+ if(! $curl_stat)
+ return(-1); // timed out
+
+ logger('dfrn_deliver: ' . $xml);
+
+ if(! $xml)
+ return 3;
+
+ if(strpos($xml,'<?xml') === false) {
+ logger('dfrn_deliver: no valid XML returned');
+ logger('dfrn_deliver: returned XML: ' . $xml, LOGGER_DATA);
+ return 3;
+ }
+
+ $res = simplexml_load_string($xml);
+
+ if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
+ return (($res->status) ? $res->status : 3);
+
+ $postvars = array();
+ $sent_dfrn_id = hex2bin((string) $res->dfrn_id);
+ $challenge = hex2bin((string) $res->challenge);
+ $dfrn_version = (float) (($res->dfrn_version) ? $res->dfrn_version : 2.0);
+ $rino_allowed = ((intval($res->rino) === 1) ? 1 : 0);
+
+ $final_dfrn_id = '';
+
+
+ if(($contact['duplex'] && strlen($contact['pubkey'])) || ($owner['page-flags'] == PAGE_COMMUNITY)) {
+ openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']);
+ openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
+ }
+ else {
+ openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']);
+ openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']);
+ }
+
+ $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
+
+ if(strpos($final_dfrn_id,':') == 1)
+ $final_dfrn_id = substr($final_dfrn_id,2);
+
+ if($final_dfrn_id != $orig_id) {
+ logger('dfrn_deliver: wrong dfrn_id.');
+ // did not decode properly - cannot trust this site
+ return 3;
+ }
+
+ $postvars['dfrn_id'] = $idtosend;
+ $postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
+ if($dissolve)
+ $postvars['dissolve'] = '1';
+
+ if(($contact['rel']) && ($contact['rel'] != REL_FAN) && (! $contact['blocked']) && (! $contact['readonly'])) {
+ $postvars['data'] = $atom;
+ }
+ elseif($owner['page-flags'] == PAGE_COMMUNITY) {
+ $postvars['data'] = $atom;
+ }
+ else {
+ $postvars['data'] = str_replace('<dfrn:comment-allow>1','<dfrn:comment-allow>0',$atom);
+ }
+
+ if($rino && $rino_allowed && (! $dissolve)) {
+ $key = substr(random_string(),0,16);
+ $data = bin2hex(aes_encrypt($postvars['data'],$key));
+ $postvars['data'] = $data;
+ logger('rino: sent key = ' . $key);
+
+
+ if($dfrn_version >= 2.1) {
+ if(($contact['duplex'] && strlen($contact['pubkey'])) || ($owner['page-flags'] == PAGE_COMMUNITY)) {
+ openssl_public_encrypt($key,$postvars['key'],$contact['pubkey']);
+ }
+ else {
+ openssl_private_encrypt($key,$postvars['key'],$contact['prvkey']);
+ }
+ }
+ else {
+ if(($contact['duplex'] && strlen($contact['prvkey'])) || ($owner['page-flags'] == PAGE_COMMUNITY)) {
+ openssl_private_encrypt($key,$postvars['key'],$contact['prvkey']);
+ }
+ else {
+ openssl_public_encrypt($key,$postvars['key'],$contact['pubkey']);
+ }
+ }
+
+ logger('md5 rawkey ' . md5($postvars['key']));
+
+ $postvars['key'] = bin2hex($postvars['key']);
+ }
+
+ logger('dfrn_deliver: ' . "SENDING: " . print_r($postvars,true), LOGGER_DATA);
+
+ $xml = post_url($contact['notify'],$postvars);
+
+ logger('dfrn_deliver: ' . "RECEIVED: " . $xml, LOGGER_DATA);
+
+ $curl_stat = $a->get_curl_code();
+ if((! $curl_stat) || (! strlen($xml)))
+ return(-1); // timed out
+
+
+ if(strpos($xml,'<?xml') === false) {
+ logger('dfrn_deliver: phase 2: no valid XML returned');
+ logger('dfrn_deliver: phase 2: returned XML: ' . $xml, LOGGER_DATA);
+ return 3;
+ }
+
+ $res = simplexml_load_string($xml);
+
+ return $res->status;
+
+}
+
+
+/**
+ *
+ * consume_feed - process atom feed and update anything/everything we might need to update
+ *
+ * $xml = the (atom) feed to consume - RSS isn't as fully supported but may work for simple feeds.
+ *
+ * $importer = the contact_record (joined to user_record) of the local user who owns this relationship.
+ * It is this person's stuff that is going to be updated.
+ * $contact = the person who is sending us stuff. If not set, we MAY be processing a "follow" activity
+ * from an external network and MAY create an appropriate contact record. Otherwise, we MUST
+ * have a contact record.
+ * $hub = should we find a hub declation in the feed, pass it back to our calling process, who might (or
+ * might not) try and subscribe to it.
+ *
+ */
+
+function consume_feed($xml,$importer,&$contact, &$hub, $datedir = 0) {
+
+ require_once('simplepie/simplepie.inc');
+
+ $feed = new SimplePie();
+ $feed->set_raw_data($xml);
+ if($datedir)
+ $feed->enable_order_by_date(true);
+ else
+ $feed->enable_order_by_date(false);
+ $feed->init();
+
+ if($feed->error())
+ logger('consume_feed: Error parsing XML: ' . $feed->error());
+
+
+ // Check at the feed level for updated contact name and/or photo
+
+ $name_updated = '';
+ $new_name = '';
+ $photo_timestamp = '';
+ $photo_url = '';
+ $birthday = '';
+
+ $hubs = $feed->get_links('hub');
+
+ if(count($hubs))
+ $hub = implode(',', $hubs);
+
+ $rawtags = $feed->get_feed_tags( SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
+ if($rawtags) {
+ $elems = $rawtags[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10];
+ if($elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated']) {
+ $name_updated = $elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated'];
+ $new_name = $elems['name'][0]['data'];
+ }
+ if((x($elems,'link')) && ($elems['link'][0]['attribs']['']['rel'] === 'photo') && ($elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated'])) {
+ $photo_timestamp = datetime_convert('UTC','UTC',$elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated']);
+ $photo_url = $elems['link'][0]['attribs']['']['href'];
+ }
+
+ if((x($rawtags[0]['child'], NAMESPACE_DFRN)) && (x($rawtags[0]['child'][NAMESPACE_DFRN],'birthday'))) {
+ $birthday = datetime_convert('UTC','UTC', $rawtags[0]['child'][NAMESPACE_DFRN]['birthday'][0]['data']);
+ }
+ }
+
+ if((is_array($contact)) && ($photo_timestamp) && (strlen($photo_url)) && ($photo_timestamp > $contact['avatar-date'])) {
+ logger('consume_feed: Updating photo for ' . $contact['name']);
+ require_once("Photo.php");
+ $photo_failure = false;
+ $have_photo = false;
+
+ $r = q("SELECT `resource-id` FROM `photo` WHERE `contact-id` = %d AND `uid` = %d LIMIT 1",
+ intval($contact['id']),
+ intval($contact['uid'])
+ );
+ if(count($r)) {
+ $resource_id = $r[0]['resource-id'];
+ $have_photo = true;
+ }
+ else {
+ $resource_id = photo_new_resource();
+ }
+
+ $img_str = fetch_url($photo_url,true);
+ $img = new Photo($img_str);
+ if($img->is_valid()) {
+ if($have_photo) {
+ q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `contact-id` = %d AND `uid` = %d",
+ dbesc($resource_id),
+ intval($contact['id']),
+ intval($contact['uid'])
+ );
+ }
+
+ $img->scaleImageSquare(175);
+
+ $hash = $resource_id;
+ $r = $img->store($contact['uid'], $contact['id'], $hash, basename($photo_url), t('Contact Photos') , 4);
+
+ $img->scaleImage(80);
+ $r = $img->store($contact['uid'], $contact['id'], $hash, basename($photo_url), t('Contact Photos') , 5);
+
+ $img->scaleImage(48);
+ $r = $img->store($contact['uid'], $contact['id'], $hash, basename($photo_url), t('Contact Photos') , 6);
+
+ $a = get_app();
+
+ q("UPDATE `contact` SET `avatar-date` = '%s', `photo` = '%s', `thumb` = '%s', `micro` = '%s'
+ WHERE `uid` = %d AND `id` = %d LIMIT 1",
+ dbesc(datetime_convert()),
+ dbesc($a->get_baseurl() . '/photo/' . $hash . '-4.jpg'),
+ dbesc($a->get_baseurl() . '/photo/' . $hash . '-5.jpg'),
+ dbesc($a->get_baseurl() . '/photo/' . $hash . '-6.jpg'),
+ intval($contact['uid']),
+ intval($contact['id'])
+ );
+ }
+ }
+
+ if((is_array($contact)) && ($name_updated) && (strlen($new_name)) && ($name_updated > $contact['name-date'])) {
+ q("UPDATE `contact` SET `name` = '%s', `name-date` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
+ dbesc(notags(trim($new_name))),
+ dbesc(datetime_convert()),
+ intval($contact['uid']),
+ intval($contact['id'])
+ );
+ }
+
+ if(strlen($birthday)) {
+ if(substr($birthday,0,4) != $contact['bdyear']) {
+ logger('consume_feed: updating birthday: ' . $birthday);
+
+ /**
+ *
+ * Add new birthday event for this person
+ *
+ * $bdtext is just a readable placeholder in case the event is shared
+ * with others. We will replace it during presentation to our $importer
+ * to contain a sparkle link and perhaps a photo.
+ *
+ */
+
+ $bdtext = t('Birthday:') . ' [url=' . $contact['url'] . ']' . $contact['name'] . '[/url]' ;
+
+
+ $r = q("INSERT INTO `event` (`uid`,`cid`,`created`,`edited`,`start`,`finish`,`desc`,`type`)
+ VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s' ) ",
+ intval($contact['uid']),
+ intval($contact['id']),
+ dbesc(datetime_convert()),
+ dbesc(datetime_convert()),
+ dbesc(datetime_convert('UTC','UTC', $birthday)),
+ dbesc(datetime_convert('UTC','UTC', $birthday . ' + 1 day ')),
+ dbesc($bdtext),
+ dbesc('birthday')
+ );
+
+
+ // update bdyear
+
+ q("UPDATE `contact` SET `bdyear` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
+ dbesc(substr($birthday,0,4)),
+ intval($contact['uid']),
+ intval($contact['id'])
+ );
+
+ // This function is called twice without reloading the contact
+ // Make sure we only create one event. This is why &$contact
+ // is a reference var in this function
+
+ $contact['bdyear'] = substr($birthday,0,4);
+ }
+
+ }
+
+
+ // process any deleted entries
+
+ $del_entries = $feed->get_feed_tags(NAMESPACE_TOMB, 'deleted-entry');
+ if(is_array($del_entries) && count($del_entries)) {
+ foreach($del_entries as $dentry) {
+ $deleted = false;
+ if(isset($dentry['attribs']['']['ref'])) {
+ $uri = $dentry['attribs']['']['ref'];
+ $deleted = true;
+ if(isset($dentry['attribs']['']['when'])) {
+ $when = $dentry['attribs']['']['when'];
+ $when = datetime_convert('UTC','UTC', $when, 'Y-m-d H:i:s');
+ }
+ else
+ $when = datetime_convert('UTC','UTC','now','Y-m-d H:i:s');
+ }
+ if($deleted && is_array($contact)) {
+ $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d AND `contact-id` = %d LIMIT 1",
+ dbesc($uri),
+ intval($importer['uid']),
+ intval($contact['id'])
+ );
+ if(count($r)) {
+ $item = $r[0];
+
+ if(! $item['deleted'])
+ logger('consume_feed: deleting item ' . $item['id'] . ' uri=' . $item['uri'], LOGGER_DEBUG);
+
+ if($item['uri'] == $item['parent-uri']) {
+ $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
+ `body` = '', `title` = ''
+ WHERE `parent-uri` = '%s' AND `uid` = %d",
+ dbesc($when),
+ dbesc(datetime_convert()),
+ dbesc($item['uri']),
+ intval($importer['uid'])
+ );
+ }
+ else {
+ $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
+ `body` = '', `title` = ''
+ WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
+ dbesc($when),
+ dbesc(datetime_convert()),
+ dbesc($uri),
+ intval($importer['uid'])
+ );
+ if($item['last-child']) {
+ // ensure that last-child is set in case the comment that had it just got wiped.
+ q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
+ dbesc(datetime_convert()),
+ dbesc($item['parent-uri']),
+ intval($item['uid'])
+ );
+ // who is the last child now?
+ $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `uid` = %d
+ ORDER BY `created` DESC LIMIT 1",
+ dbesc($item['parent-uri']),
+ intval($importer['uid'])
+ );
+ if(count($r)) {
+ q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
+ intval($r[0]['id'])
+ );
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+
+ // Now process the feed
+
+ if($feed->get_item_quantity()) {
+
+ logger('consume_feed: feed item count = ' . $feed->get_item_quantity());
+
+ // in inverse date order
+ if ($datedir)
+ $items = array_reverse($feed->get_items());
+ else
+ $items = $feed->get_items();
+
+
+ foreach($items as $item) {
+
+ $is_reply = false;
+ $item_id = $item->get_id();
+ $rawthread = $item->get_item_tags( NAMESPACE_THREAD,'in-reply-to');
+ if(isset($rawthread[0]['attribs']['']['ref'])) {
+ $is_reply = true;
+ $parent_uri = $rawthread[0]['attribs']['']['ref'];
}
+
+ if(($is_reply) && is_array($contact)) {
+
+ // Have we seen it? If not, import it.
+
+ $item_id = $item->get_id();
+
+ $r = q("SELECT `uid`, `last-child`, `edited` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
+ dbesc($item_id),
+ intval($importer['uid'])
+ );
+
+ // FIXME update content if 'updated' changes
+ if(count($r)) {
+ $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
+ if(($allow) && ($allow[0]['data'] != $r[0]['last-child'])) {
+ $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
+ dbesc(datetime_convert()),
+ dbesc($parent_uri),
+ intval($importer['uid'])
+ );
+ $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
+ intval($allow[0]['data']),
+ dbesc(datetime_convert()),
+ dbesc($item_id),
+ intval($importer['uid'])
+ );
+ }
+ continue;
+ }
+
+ $datarray = get_atom_elements($feed,$item);
+ $force_parent = false;
+ if($contact['network'] === 'stat') {
+ $force_parent = true;
+ if(strlen($datarray['title']))
+ unset($datarray['title']);
+ $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
+ dbesc(datetime_convert()),
+ dbesc($parent_uri),
+ intval($importer['uid'])
+ );
+ $datarray['last-child'] = 1;
+ }
+
+ if(($contact['network'] === 'feed') || (! strlen($contact['notify']))) {
+ // one way feed - no remote comment ability
+ $datarray['last-child'] = 0;
+ }
+ $datarray['parent-uri'] = $parent_uri;
+ $datarray['uid'] = $importer['uid'];
+ $datarray['contact-id'] = $contact['id'];
+ if((activity_match($datarray['verb'],ACTIVITY_LIKE)) || (activity_match($datarray['verb'],ACTIVITY_DISLIKE))) {
+ $datarray['type'] = 'activity';
+ $datarray['gravity'] = GRAVITY_LIKE;
+ }
+
+ $r = item_store($datarray,$force_parent);
+ continue;
+ }
+
else {
- $atom .= replace_macros($cmnt_template, array(
- '$name' => xmlify($item['name']),
- '$profile_page' => xmlify($item['url']),
- '$thumb' => xmlify($item['thumb']),
- '$item_id' => xmlify(((strlen($item['remote-id'])) ? $item['remote-id'] : "urn:X-dfrn:$baseurl:{$owner['uid']}:{$item['hash']}")),
- '$title' => xmlify($item['title']),
- '$published' => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , 'Y-m-d\TH:i:s\Z')),
- '$updated' => xmlify(datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00' , 'Y-m-d\TH:i:s\Z')),
- '$content' =>xmlify($item['body']),
- '$parent_id' => xmlify("urn:X-dfrn:$baseurl:{$owner['uid']}:{$items[0]['hash']}"),
- '$comment_allow' => (($item['last-child']) ? 1 : 0)
+ // Head post of a conversation. Have we seen it? If not, import it.
+
+ $item_id = $item->get_id();
+ $r = q("SELECT `uid`, `last-child`, `edited` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
+ dbesc($item_id),
+ intval($importer['uid'])
+ );
+ if(count($r)) {
+ $allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
+ if($allow && $allow[0]['data'] != $r[0]['last-child']) {
+ $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
+ intval($allow[0]['data']),
+ dbesc(datetime_convert()),
+ dbesc($item_id),
+ intval($importer['uid'])
+ );
+ }
+ continue;
+ }
+ $datarray = get_atom_elements($feed,$item);
+
+ if(activity_match($datarray['verb'],ACTIVITY_FOLLOW)) {
+ logger('consume-feed: New follower');
+ new_follower($importer,$contact,$datarray,$item);
+ return;
+ }
+ if(activity_match($datarray['verb'],ACTIVITY_UNFOLLOW)) {
+ lose_follower($importer,$contact,$datarray,$item);
+ return;
+ }
+ if(! is_array($contact))
+ return;
+
+ if($contact['network'] === 'stat') {
+ if(strlen($datarray['title']))
+ unset($datarray['title']);
+ $datarray['last-child'] = 1;
+ }
+
+ if(($contact['network'] === 'feed') || (! strlen($contact['notify']))) {
+ // one way feed - no remote comment ability
+ $datarray['last-child'] = 0;
+ }
+
+ $datarray['parent-uri'] = $item_id;
+ $datarray['uid'] = $importer['uid'];
+ $datarray['contact-id'] = $contact['id'];
+ $r = item_store($datarray);
+ continue;
+
+ }
+ }
+ }
+}
+
+function new_follower($importer,$contact,$datarray,$item) {
+ $url = notags(trim($datarray['author-link']));
+ $name = notags(trim($datarray['author-name']));
+ $photo = notags(trim($datarray['author-avatar']));
+
+ $rawtag = $item->get_item_tags(NAMESPACE_ACTIVITY,'actor');
+ if($rawtag && $rawtag[0]['child'][NAMESPACE_POCO]['preferredUsername'][0]['data'])
+ $nick = $rawtag[0]['child'][NAMESPACE_POCO]['preferredUsername'][0]['data'];
+
+ if(is_array($contact)) {
+ if($contact['network'] == 'stat' && $contact['rel'] == REL_FAN) {
+ $r = q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d AND `uid` = %d LIMIT 1",
+ intval(REL_BUD),
+ intval($contact['id']),
+ intval($importer['uid'])
+ );
+ }
+
+ // send email notification to owner?
+ }
+ else {
+
+ // create contact record - set to readonly
+
+ $r = q("INSERT INTO `contact` ( `uid`, `created`, `url`, `name`, `nick`, `photo`, `network`, `rel`,
+ `blocked`, `readonly`, `pending` )
+ VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', %d, 0, 1, 1 ) ",
+ intval($importer['uid']),
+ dbesc(datetime_convert()),
+ dbesc($url),
+ dbesc($name),
+ dbesc($nick),
+ dbesc($photo),
+ dbesc('stat'),
+ intval(REL_VIP)
+ );
+ $r = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `url` = '%s' AND `pending` = 1 AND `rel` = %d LIMIT 1",
+ intval($importer['uid']),
+ dbesc($url),
+ intval(REL_VIP)
+ );
+ if(count($r))
+ $contact_record = $r[0];
+
+ // create notification
+ $hash = random_string();
+
+ if(is_array($contact_record)) {
+ $ret = q("INSERT INTO `intro` ( `uid`, `contact-id`, `blocked`, `knowyou`, `hash`, `datetime`)
+ VALUES ( %d, %d, 0, 0, '%s', '%s' )",
+ intval($importer['uid']),
+ intval($contact_record['id']),
+ dbesc($hash),
+ dbesc(datetime_convert())
+ );
+ }
+ $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
+ intval($importer['uid'])
+ );
+ $a = get_app();
+ if(count($r)) {
+ if(($r[0]['notify-flags'] & NOTIFY_INTRO) && ($r[0]['page-flags'] == PAGE_NORMAL)) {
+ $email_tpl = load_view_file('view/follow_notify_eml.tpl');
+ $email = replace_macros($email_tpl, array(
+ '$requestor' => ((strlen($name)) ? $name : t('[Name Withheld]')),
+ '$url' => $url,
+ '$myname' => $r[0]['username'],
+ '$siteurl' => $a->get_baseurl(),
+ '$sitename' => $a->config['sitename']
));
+ $res = mail($r[0]['email'],
+ t("You have a new follower at ") . $a->config['sitename'],
+ $email,
+ 'From: ' . t('Administrator') . '@' . $_SERVER['SERVER_NAME'] );
+
}
}
}
+}
+
+function lose_follower($importer,$contact,$datarray,$item) {
+ if(($contact['rel'] == REL_BUD) || ($contact['rel'] == REL_FAN)) {
+ q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d LIMIT 1",
+ intval(REL_FAN),
+ intval($contact['id'])
+ );
+ }
+ else {
+ contact_remove($contact['id']);
+ }
+}
- $atom .= "</feed>\r\n";
- return $atom;
-}
\ No newline at end of file
+function subscribe_to_hub($url,$importer,$contact) {
+
+ if(is_array($importer)) {
+ $r = q("SELECT `nickname` FROM `user` WHERE `uid` = %d LIMIT 1",
+ intval($importer['uid'])
+ );
+ }
+ if(! count($r))
+ return;
+
+ $push_url = get_config('system','url') . '/pubsub/' . $r[0]['nickname'] . '/' . $contact['id'];
+
+ // Use a single verify token, even if multiple hubs
+
+ $verify_token = ((strlen($contact['hub-verify'])) ? $contact['hub-verify'] : random_string());
+
+ $params= 'hub.mode=subscribe&hub.callback=' . urlencode($push_url) . '&hub.topic=' . urlencode($contact['poll']) . '&hub.verify=async&hub.verify_token=' . $verify_token;
+
+ logger('subscribe_to_hub: subscribing ' . $contact['name'] . ' to hub ' . $url . ' with verifier ' . $verify_token);
+
+ if(! strlen($contact['hub-verify'])) {
+ $r = q("UPDATE `contact` SET `hub-verify` = '%s' WHERE `id` = %d LIMIT 1",
+ dbesc($verify_token),
+ intval($contact['id'])
+ );
+ }
+
+ post_url($url,$params);
+ return;
+
+}
+
+
+function atom_author($tag,$name,$uri,$h,$w,$photo) {
+ $o = '';
+ if(! $tag)
+ return $o;
+ $name = xmlify($name);
+ $uri = xmlify($uri);
+ $h = intval($h);
+ $w = intval($w);
+ $photo = xmlify($photo);
+
+
+ $o .= "<$tag>\r\n";
+ $o .= "<name>$name</name>\r\n";
+ $o .= "<uri>$uri</uri>\r\n";
+ $o .= '<link rel="photo" type="image/jpeg" media:width="' . $w . '" media:height="' . $h . '" href="' . $photo . '" />' . "\r\n";
+ $o .= '<link rel="avatar" type="image/jpeg" media:width="' . $w . '" media:height="' . $h . '" href="' . $photo . '" />' . "\r\n";
+
+ call_hooks('atom_author', $o);
+
+ $o .= "</$tag>\r\n";
+ return $o;
+}
+
+function atom_entry($item,$type,$author,$owner,$comment = false) {
+
+ if($item['deleted'])
+ return '<at:deleted-entry ref="' . xmlify($item['uri']) . '" when="' . xmlify(datetime_convert('UTC','UTC',$item['edited'] . '+00:00',ATOM_TIME)) . '" />' . "\r\n";
+
+ $a = get_app();
+
+ $o = "\r\n\r\n<entry>\r\n";
+
+ if(is_array($author))
+ $o .= atom_author('author',$author['name'],$author['url'],80,80,$author['thumb']);
+ else
+ $o .= atom_author('author',$item['name'],$item['url'],80,80,$item['thumb']);
+ if(strlen($item['owner-name']))
+ $o .= atom_author('dfrn:owner',$item['owner-name'],$item['owner-link'],80,80,$item['owner-avatar']);
+
+ if($item['parent'] != $item['id'])
+ $o .= '<thr:in-reply-to ref="' . xmlify($item['parent-uri']) . '" type="text/html" href="' . xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id']) . '" />' . "\r\n";
+
+ $o .= '<id>' . xmlify($item['uri']) . '</id>' . "\r\n";
+ $o .= '<title>' . xmlify($item['title']) . '</title>' . "\r\n";
+ $o .= '<published>' . xmlify(datetime_convert('UTC','UTC',$item['created'] . '+00:00',ATOM_TIME)) . '</published>' . "\r\n";
+ $o .= '<updated>' . xmlify(datetime_convert('UTC','UTC',$item['edited'] . '+00:00',ATOM_TIME)) . '</updated>' . "\r\n";
+ $o .= '<dfrn:env>' . base64url_encode($item['body'], true) . '</dfrn:env>' . "\r\n";
+ $o .= '<content type="' . $type . '" >' . xmlify(($type === 'html') ? bbcode($item['body']) : $item['body']) . '</content>' . "\r\n";
+ $o .= '<link rel="alternate" type="text/html" href="' . xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id']) . '" />' . "\r\n";
+ if($comment)
+ $o .= '<dfrn:comment-allow>' . intval($item['last-child']) . '</dfrn:comment-allow>' . "\r\n";
+
+ if($item['location']) {
+ $o .= '<dfrn:location>' . xmlify($item['location']) . '</dfrn:location>' . "\r\n";
+ $o .= '<poco:address><poco:formatted>' . xmlify($item['location']) . '</poco:formatted></poco:address>' . "\r\n";
+ }
+
+ if($item['coord'])
+ $o .= '<georss:point>' . xmlify($item['coord']) . '</georss:point>' . "\r\n";
+
+ if(($item['private']) || strlen($item['allow_cid']) || strlen($item['allow_gid']) || strlen($item['deny_cid']) || strlen($item['deny_gid']))
+ $o .= '<dfrn:private>1</dfrn:private>' . "\r\n";
+
+ $verb = construct_verb($item);
+ $o .= '<as:verb>' . xmlify($verb) . '</as:verb>' . "\r\n";
+ $actobj = construct_activity_object($item);
+ if(strlen($actobj))
+ $o .= $actobj;
+ $actarg = construct_activity_target($item);
+ if(strlen($actarg))
+ $o .= $actarg;
+
+ $mentioned = get_mentions($item);
+ if($mentioned)
+ $o .= $mentioned;
+
+ call_hooks('atom_entry', $o);
+
+ $o .= '</entry>' . "\r\n";
+
+ return $o;
+}
+