1053 lines
34 KiB
PHP
1053 lines
34 KiB
PHP
<?php
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require_once('bbcode.php');
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function get_feed_for(&$a, $dfrn_id, $owner_id, $last_update, $direction = 0) {
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// default permissions - anonymous user
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$sql_extra = "
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AND `allow_cid` = ''
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AND `allow_gid` = ''
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AND `deny_cid` = ''
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AND `deny_gid` = ''
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";
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if(strlen($owner_id) && ! intval($owner_id)) {
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$r = q("SELECT `uid`, `nickname` FROM `user` WHERE `nickname` = '%s' LIMIT 1",
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dbesc($owner_id)
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);
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if(count($r)) {
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$owner_id = $r[0]['uid'];
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$owner_nick = $r[0]['nickname'];
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}
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}
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$r = q("SELECT * FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1",
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intval($owner_id)
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);
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if(count($r))
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$owner = $r[0];
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else
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killme();
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if($dfrn_id && $dfrn_id != '*') {
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$sql_extra = '';
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switch($direction) {
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case (-1):
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$sql_extra = sprintf(" AND `issued-id` = '%s' ", dbesc($dfrn_id));
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$my_id = $dfrn_id;
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break;
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case 0:
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$sql_extra = sprintf(" AND `issued-id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
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$my_id = '1:' . $dfrn_id;
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break;
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case 1:
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$sql_extra = sprintf(" AND `dfrn-id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
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$my_id = '0:' . $dfrn_id;
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break;
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default:
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return false;
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break; // NOTREACHED
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}
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$r = q("SELECT * FROM `contact` WHERE `blocked` = 0 AND `pending` = 0 AND `contact`.`uid` = %d $sql_extra LIMIT 1",
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intval($owner_id)
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);
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if(! count($r))
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return false;
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$contact = $r[0];
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$groups = init_groups_visitor($contact['id']);
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if(count($groups)) {
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for($x = 0; $x < count($groups); $x ++)
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$groups[$x] = '<' . intval($groups[$x]) . '>' ;
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$gs = implode('|', $groups);
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}
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else
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$gs = '<<>>' ; // Impossible to match
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$sql_extra = sprintf("
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AND ( `allow_cid` = '' OR `allow_cid` REGEXP '<%d>' )
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AND ( `deny_cid` = '' OR NOT `deny_cid` REGEXP '<%d>' )
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AND ( `allow_gid` = '' OR `allow_gid` REGEXP '%s' )
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AND ( `deny_gid` = '' OR NOT `deny_gid` REGEXP '%s')
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",
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intval($contact['id']),
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intval($contact['id']),
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dbesc($gs),
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dbesc($gs)
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);
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}
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if($dfrn_id === '' || $dfrn_id === '*')
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$sort = 'DESC';
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else
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$sort = 'ASC';
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if(! strlen($last_update))
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$last_update = 'now - 30 days';
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$check_date = datetime_convert('UTC','UTC',$last_update,'Y-m-d H:i:s');
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$r = q("SELECT `item`.*, `item`.`id` AS `item_id`,
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`contact`.`name`, `contact`.`photo`, `contact`.`url`,
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`contact`.`name-date`, `contact`.`uri-date`, `contact`.`avatar-date`,
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`contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
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`contact`.`id` AS `contact-id`, `contact`.`uid` AS `contact-uid`
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FROM `item` LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
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WHERE `item`.`uid` = %d AND `item`.`visible` = 1
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AND `item`.`wall` = 1 AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0
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AND ( `item`.`edited` > '%s' OR `item`.`changed` > '%s' )
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$sql_extra
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ORDER BY `parent` %s, `created` ASC LIMIT 0, 300",
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intval($owner_id),
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dbesc($check_date),
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dbesc($check_date),
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dbesc($sort)
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);
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// Will check further below if this actually returned results.
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// We will provide an empty feed in any case.
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$items = $r;
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$feed_template = load_view_file('view/atom_feed.tpl');
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$tomb_template = load_view_file('view/atom_tomb.tpl');
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$item_template = load_view_file('view/atom_item.tpl');
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$cmnt_template = load_view_file('view/atom_cmnt.tpl');
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$atom = '';
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$hub = get_config('system','huburl');
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$hubxml = '';
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if(strlen($hub)) {
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$hubs = explode(',', $hub);
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if(count($hubs)) {
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foreach($hubs as $h) {
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$h = trim($h);
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if(! strlen($h))
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continue;
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$hubxml .= '<link rel="hub" href="' . xmlify($h) . '" />' . "\n" ;
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}
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}
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}
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$salmon = '<link rel="salmon" href="' . xmlify($a->get_baseurl() . '/salmon/' . $owner_nick) . '" />' . "\n" ;
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$salmon .= '<link rel="http://salmon-protocol.org/ns/salmon-replies" href="' . xmlify($a->get_baseurl() . '/salmon/' . $owner_nick) . '" />' . "\n" ;
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$salmon .= '<link rel="http://salmon-protocol.org/ns/salmon-mention" href="' . xmlify($a->get_baseurl() . '/salmon/' . $owner_nick) . '" />' . "\n" ;
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$atom .= replace_macros($feed_template, array(
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'$feed_id' => xmlify($a->get_baseurl() . '/profile/' . $owner_nick),
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'$feed_title' => xmlify($owner['name']),
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'$feed_updated' => xmlify(datetime_convert('UTC', 'UTC', 'now' , ATOM_TIME)) ,
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'$hub' => $hubxml,
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'$salmon' => $salmon,
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'$name' => xmlify($owner['name']),
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'$profile_page' => xmlify($owner['url']),
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'$photo' => xmlify($owner['photo']),
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'$thumb' => xmlify($owner['thumb']),
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'$picdate' => xmlify(datetime_convert('UTC','UTC',$owner['avatar-date'] . '+00:00' , ATOM_TIME)) ,
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'$uridate' => xmlify(datetime_convert('UTC','UTC',$owner['uri-date'] . '+00:00' , ATOM_TIME)) ,
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'$namdate' => xmlify(datetime_convert('UTC','UTC',$owner['name-date'] . '+00:00' , ATOM_TIME))
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));
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if(! count($items)) {
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$atom .= '</feed>' . "\r\n";
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return $atom;
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}
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foreach($items as $item) {
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// public feeds get html, our own nodes use bbcode
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if($dfrn_id === '*') {
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$allow = (($item['last-child']) ? 1 : 0);
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$item['body'] = bbcode($item['body']);
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$type = 'html';
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}
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else {
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$allow = ((($item['last-child']) && ($contact['rel']) && ($contact['rel'] != REL_FAN)) ? 1 : 0);
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$type = 'text';
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}
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if($item['deleted']) {
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$atom .= replace_macros($tomb_template, array(
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'$id' => xmlify($item['uri']),
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'$updated' => xmlify(datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00' , ATOM_TIME))
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));
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}
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else {
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$verb = construct_verb($item);
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$actobj = construct_activity($item);
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$mentioned = get_mentions($item);
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if($item['parent'] == $item['id']) {
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$atom .= replace_macros($item_template, array(
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'$name' => xmlify($item['name']),
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'$profile_page' => xmlify($item['url']),
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'$thumb' => xmlify($item['thumb']),
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'$owner_name' => xmlify($item['owner-name']),
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'$owner_profile_page' => xmlify($item['owner-link']),
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'$owner_thumb' => xmlify($item['owner-avatar']),
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'$item_id' => xmlify($item['uri']),
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'$title' => xmlify($item['title']),
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'$published' => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME)),
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'$updated' => xmlify(datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00' , ATOM_TIME)),
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'$location' => xmlify($item['location']),
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'$coord' => xmlify($item['coord']),
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'$type' => $type,
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'$alt' => xmlify($a->get_baseurl() . '/display/' . $owner_nick . '/' . $item['id']),
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'$content' => xmlify($item['body']),
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'$verb' => xmlify($verb),
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'$actobj' => $actobj, // do not xmlify
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'$mentioned' => $mentioned,
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'$comment_allow' => $allow
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));
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}
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else {
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$atom .= replace_macros($cmnt_template, array(
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'$name' => xmlify($item['name']),
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'$profile_page' => xmlify($item['url']),
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'$thumb' => xmlify($item['thumb']),
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'$item_id' => xmlify($item['uri']),
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'$title' => xmlify($item['title']),
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'$published' => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME)),
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'$updated' => xmlify(datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00' , ATOM_TIME)),
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'$type' => $type,
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'$content' => xmlify($item['body']),
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'$alt' => xmlify($a->get_baseurl() . '/display/' . $owner_nick . '/' . $item['id']),
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'$verb' => xmlify($verb),
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'$actobj' => $actobj, // do not xmlify
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'$mentioned' => $mentioned,
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'$parent_id' => xmlify($item['parent-uri']),
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'$comment_allow' => $allow
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));
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}
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}
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}
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$atom .= '</feed>' . "\r\n";
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return $atom;
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}
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function construct_verb($item) {
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if($item['verb'])
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return $item['verb'];
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return ACTIVITY_POST;
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}
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function construct_activity($item) {
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if($item['object']) {
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$o = '<as:object>' . "\r\n";
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$r = @simplexml_load_string($item['object']);
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if($r->type)
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$o .= '<as:object-type>' . xmlify($r->type) . '</as:object-type>' . "\r\n";
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if($r->id)
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$o .= '<id>' . xmlify($r->id) . '</id>' . "\r\n";
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if($r->link)
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$o .= '<link rel="alternate" type="text/html" href="' . xmlify($r->link) . '" />' . "\r\n";
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if($r->title)
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$o .= '<title>' . xmlify($r->title) . '</title>' . "\r\n";
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if($r->content)
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$o .= '<content type="html" >' . xmlify(bbcode($r->content)) . '</content>' . "\r\n";
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$o .= '</as:object>' . "\r\n";
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return $o;
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}
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return '';
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}
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function get_atom_elements($feed,$item) {
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require_once('library/HTMLPurifier.auto.php');
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require_once('include/html2bbcode.php');
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$best_photo = array();
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$res = array();
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$author = $item->get_author();
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$res['author-name'] = unxmlify($author->get_name());
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$res['author-link'] = unxmlify($author->get_link());
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$res['uri'] = unxmlify($item->get_id());
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$res['title'] = unxmlify($item->get_title());
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$res['body'] = unxmlify($item->get_content());
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// look for a photo. We should check media size and find the best one,
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// but for now let's just find any author photo
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$rawauthor = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author');
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if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
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$base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
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foreach($base as $link) {
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if(! $res['author-avatar']) {
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if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
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$res['author-avatar'] = unxmlify($link['attribs']['']['href']);
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}
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}
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}
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$rawactor = $item->get_item_tags(NAMESPACE_ACTIVITY, 'actor');
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if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['object-type'][0]['data'],ACTIVITY_OBJ_PERSON)) {
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$base = $rawactor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
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if($base && count($base)) {
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foreach($base as $link) {
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if($link['attribs']['']['rel'] === 'alternate' && (! $res['author-link']))
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$res['author-link'] = unxmlify($link['attribs']['']['href']);
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if(! $res['author-avatar']) {
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if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo')
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$res['author-avatar'] = unxmlify($link['attribs']['']['href']);
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}
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}
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}
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}
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// No photo/profile-link on the item - look at the feed level
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if((! $res['author-link']) || (! $res['author-avatar'])) {
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$rawauthor = $feed->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author');
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if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
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$base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
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foreach($base as $link) {
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if($link['attribs']['']['rel'] === 'alternate' && (! $res['author-link']))
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$res['author-link'] = unxmlify($link['attribs']['']['href']);
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if(! $res['author-avatar']) {
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if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
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$res['author-avatar'] = unxmlify($link['attribs']['']['href']);
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}
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}
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}
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$rawactor = $feed->get_feed_tags(NAMESPACE_ACTIVITY, 'subject');
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if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['object-type'][0]['data'],ACTIVITY_OBJ_PERSON)) {
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$base = $rawactor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
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if($base && count($base)) {
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foreach($base as $link) {
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if($link['attribs']['']['rel'] === 'alternate' && (! $res['author-link']))
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$res['author-link'] = unxmlify($link['attribs']['']['href']);
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if(! $res['author-avatar']) {
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if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo')
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$res['author-avatar'] = unxmlify($link['attribs']['']['href']);
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}
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}
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}
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}
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}
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$maxlen = get_max_import_size();
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if($maxlen && (strlen($res['body']) > $maxlen))
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$res['body'] = substr($res['body'],0, $maxlen);
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// It isn't certain at this point whether our content is plaintext or html and we'd be foolish to trust
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// the content type. Our own network only emits text normally, though it might have been converted to
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// html if we used a pubsubhubbub transport. But if we see even one html open tag in our text, we will
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// have to assume it is all html and needs to be purified.
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// It doesn't matter all that much security wise - because before this content is used anywhere, we are
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// going to escape any tags we find regardless, but this lets us import a limited subset of html from
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// the wild, by sanitising it and converting supported tags to bbcode before we rip out any remaining
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// html.
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if(strpos($res['body'],'<')) {
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$res['body'] = preg_replace('#<object[^>]+>.+?' . 'http://www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+).+?</object>#s',
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'[youtube]$1[/youtube]', $res['body']);
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$config = HTMLPurifier_Config::createDefault();
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$config->set('Cache.DefinitionImpl', null);
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// we shouldn't need a whitelist, because the bbcode converter
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// will strip out any unsupported tags.
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// $config->set('HTML.Allowed', 'p,b,a[href],i');
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$purifier = new HTMLPurifier($config);
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$res['body'] = $purifier->purify($res['body']);
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}
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$res['body'] = html2bbcode($res['body']);
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$allow = $item->get_item_tags(NAMESPACE_DFRN,'comment-allow');
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if($allow && $allow[0]['data'] == 1)
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$res['last-child'] = 1;
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else
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$res['last-child'] = 0;
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$rawcreated = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'published');
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if($rawcreated)
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$res['created'] = unxmlify($rawcreated[0]['data']);
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$rawlocation = $item->get_item_tags(NAMESPACE_DFRN, 'location');
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if($rawlocation)
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$res['location'] = unxmlify($rawlocation[0]['data']);
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$rawedited = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'updated');
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if($rawedited)
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$res['edited'] = unxmlify($rawcreated[0]['data']);
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$rawowner = $item->get_item_tags(NAMESPACE_DFRN, 'owner');
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if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'])
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$res['owner-name'] = unxmlify($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']);
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elseif($rawowner[0]['child'][NAMESPACE_DFRN]['name'][0]['data'])
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$res['owner-name'] = unxmlify($rawowner[0]['child'][NAMESPACE_DFRN]['name'][0]['data']);
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if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'])
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$res['owner-link'] = unxmlify($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']);
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elseif($rawowner[0]['child'][NAMESPACE_DFRN]['uri'][0]['data'])
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$res['owner-link'] = unxmlify($rawowner[0]['child'][NAMESPACE_DFRN]['uri'][0]['data']);
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if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
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$base = $rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
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foreach($base as $link) {
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if(! $res['owner-avatar']) {
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if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
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$res['owner-avatar'] = unxmlify($link['attribs']['']['href']);
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}
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}
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}
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|
$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']);
|
|
|
|
$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'][0]['attribs']['']['rel'] === 'alternate')
|
|
$res['object'] .= '<link>' . $rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'][0]['attribs']['']['href'] . '</link>' . "\n";
|
|
if($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 = $rawobj[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['summary'][0]['data'];
|
|
if(strpos($body,'<')) {
|
|
|
|
$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";
|
|
}
|
|
|
|
return $res;
|
|
}
|
|
|
|
function item_store($arr) {
|
|
|
|
if($arr['gravity'])
|
|
$arr['gravity'] = intval($arr['gravity']);
|
|
elseif($arr['parent-uri'] == $arr['uri'])
|
|
$arr['gravity'] = 0;
|
|
elseif(activity_match($arr['verb'],ACTIVITY_POST))
|
|
$arr['gravity'] = 6;
|
|
|
|
if(! x($arr,'type'))
|
|
$arr['type'] = 'remote';
|
|
$arr['wall'] = ((intval($arr['wall'])) ? 1 : 0);
|
|
$arr['uri'] = notags(trim($arr['uri']));
|
|
$arr['author-name'] = notags(trim($arr['author-name']));
|
|
$arr['author-link'] = notags(trim($arr['author-link']));
|
|
$arr['author-avatar'] = notags(trim($arr['author-avatar']));
|
|
$arr['owner-name'] = notags(trim($arr['owner-name']));
|
|
$arr['owner-link'] = notags(trim($arr['owner-link']));
|
|
$arr['owner-avatar'] = notags(trim($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();
|
|
$arr['title'] = notags(trim($arr['title']));
|
|
$arr['location'] = notags(trim($arr['location']));
|
|
$arr['coord'] = notags(trim($arr['coord']));
|
|
$arr['body'] = escape_tags(trim($arr['body']));
|
|
$arr['last-child'] = intval($arr['last-child']);
|
|
$arr['visible'] = ((x($arr,'visible') !== false) ? intval($arr['visible']) : 1);
|
|
$arr['deleted'] = 0;
|
|
$arr['parent-uri'] = notags(trim($arr['parent-uri']));
|
|
$arr['verb'] = notags(trim($arr['verb']));
|
|
$arr['object-type'] = notags(trim($arr['object-type']));
|
|
$arr['object'] = trim($arr['object']);
|
|
|
|
$parent_id = 0;
|
|
$parent_missing = false;
|
|
|
|
dbesc_array($arr);
|
|
|
|
$r = q("INSERT INTO `item` (`"
|
|
. implode("`, `", array_keys($arr))
|
|
. "`) VALUES ('"
|
|
. implode("', '", array_values($arr))
|
|
. "')" );
|
|
|
|
// 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)) {
|
|
$parent_id = $r[0]['id'];
|
|
$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 {
|
|
$parent_missing = true;
|
|
}
|
|
|
|
$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 = $r[0]['id'];
|
|
else
|
|
return 0;
|
|
|
|
if($parent_missing) {
|
|
|
|
// perhaps the parent was deleted, but in any case, this thread is dead
|
|
// and unfortunately our brand new item now has to be destroyed
|
|
|
|
q("DELETE FROM `item` WHERE `id` = %d LIMIT 1",
|
|
intval($current_post)
|
|
);
|
|
return 0;
|
|
}
|
|
|
|
// Set parent id - all of the parent's ACL's are also inherited by this post
|
|
|
|
$r = q("UPDATE `item` SET `parent` = %d, `allow_cid` = '%s', `allow_gid` = '%s',
|
|
`deny_cid` = '%s', `deny_gid` = '%s' WHERE `id` = %d LIMIT 1",
|
|
intval($parent_id),
|
|
dbesc($allow_cid),
|
|
dbesc($allow_gid),
|
|
dbesc($deny_cid),
|
|
dbesc($deny_gid),
|
|
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) {
|
|
|
|
|
|
if((! strlen($contact['dfrn-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;
|
|
|
|
$url = $contact['notify'] . '?dfrn_id=' . $idtosend . '&dfrn_version=' . DFRN_PROTOCOL_VERSION ;
|
|
|
|
logger('dfrn_deliver: ' . $url);
|
|
|
|
$xml = fetch_url($url);
|
|
|
|
logger('dfrn_deliver: ' . $xml);
|
|
|
|
if(! $xml)
|
|
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();
|
|
$sent_dfrn_id = hex2bin($res->dfrn_id);
|
|
$challenge = hex2bin($res->challenge);
|
|
|
|
$final_dfrn_id = '';
|
|
|
|
|
|
|
|
if(($contact['duplex'] && strlen($contact['prvkey'])) || ($owner['page-flags'] == PAGE_COMMUNITY)) {
|
|
openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']);
|
|
openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']);
|
|
}
|
|
else {
|
|
openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']);
|
|
openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
|
|
}
|
|
|
|
$final_dfrn_id = substr($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;
|
|
$postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
|
|
|
|
if(($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);
|
|
}
|
|
|
|
$xml = post_url($contact['notify'],$postvars);
|
|
|
|
logger('dfrn_deliver: ' . "SENDING: " . print_r($postvars,true) . "\n" . "RECEIVING: " . $xml);
|
|
|
|
$res = simplexml_load_string($xml);
|
|
|
|
return $res->status;
|
|
|
|
}
|
|
|
|
|
|
/*
|
|
*
|
|
* consume_feed - process atom feed and update anything/everything we might need to update
|
|
*
|
|
* $xml = the (atom) feed to consume - no RSS spoken here, it might partially work since simplepie
|
|
* handles both, but we don't claim it will work well, and are reasonably certain it won't.
|
|
* $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.
|
|
* $hub = should wefind ahub declation in the feed, pass it back to our calling process, who might (or
|
|
* might not) try and subscribe to it.
|
|
*
|
|
*/
|
|
|
|
function consume_feed($xml,$importer,$contact, &$hub) {
|
|
|
|
require_once('simplepie/simplepie.inc');
|
|
|
|
$feed = new SimplePie();
|
|
$feed->set_raw_data($xml);
|
|
$feed->enable_order_by_date(false);
|
|
$feed->init();
|
|
|
|
// Check at the feed level for updated contact name and/or photo
|
|
$debugging = get_config('system','debugging');
|
|
|
|
$name_updated = '';
|
|
$new_name = '';
|
|
$photo_timestamp = '';
|
|
$photo_url = '';
|
|
|
|
|
|
$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 = $elems['name'][0]['data'];
|
|
}
|
|
if(($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(! $photo_timestamp) {
|
|
$photo_rawupdate = $feed->get_feed_tags(NAMESPACE_DFRN,'icon-updated');
|
|
if($photo_rawupdate) {
|
|
$photo_timestamp = datetime_convert('UTC','UTC',$photo_rawupdate[0]['data']);
|
|
$photo_url = $feed->get_image_url();
|
|
}
|
|
}
|
|
if((is_array($contact)) && ($photo_timestamp) && (strlen($photo_url)) && ($photo_timestamp > $contact['avatar-date'])) {
|
|
|
|
require_once("Photo.php");
|
|
$photo_failure = 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'];
|
|
$img_str = fetch_url($photo_url,true);
|
|
$img = new Photo($img_str);
|
|
if($img->is_valid()) {
|
|
q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND contact-id` = %d AND `uid` = %d",
|
|
dbesc($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);
|
|
if($r)
|
|
q("UPDATE `contact` SET `avatar-date` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
|
|
dbesc(datetime_convert()),
|
|
intval($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'])
|
|
);
|
|
}
|
|
|
|
// Now process the feed
|
|
if($feed->get_item_quantity()) {
|
|
foreach($feed->get_items() as $item) {
|
|
|
|
$deleted = false;
|
|
|
|
$rawdelete = $item->get_item_tags( NAMESPACE_TOMB, 'deleted-entry');
|
|
if(isset($rawdelete[0]['attribs']['']['ref'])) {
|
|
$uri = $rawthread[0]['attribs']['']['ref'];
|
|
$deleted = true;
|
|
if(isset($rawdelete[0]['attribs']['']['when'])) {
|
|
$when = $rawthread[0]['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['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'])
|
|
);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
continue;
|
|
}
|
|
|
|
|
|
$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,$item);
|
|
if($contact['network'] === 'stat' && strlen($datarray['title']))
|
|
unset($datarray['title']);
|
|
$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);
|
|
continue;
|
|
}
|
|
|
|
else {
|
|
// 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($datarray['title']);
|
|
if(($contact['rel'] == REL_VIP) || ($contact['rel'] == REL_BUD))
|
|
$datarray['last-child'] = 1;
|
|
}
|
|
$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())
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
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']);
|
|
}
|
|
}
|
|
|
|
|
|
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=' . $verify_token;
|
|
|
|
if(! strlen($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;
|
|
|
|
} |