3 require_once('simplepie/simplepie.inc');
4 require_once('include/items.php');
7 function dfrn_notify_post(&$a) {
9 $dfrn_id = notags(trim($_POST['dfrn_id']));
10 $challenge = notags(trim($_POST['challenge']));
11 $data = $_POST['data'];
12 $r = q("SELECT * FROM `challenge` WHERE `dfrn-id` = '%s' AND `challenge` = '%s' LIMIT 1",
19 $r = q("DELETE FROM `challenge` WHERE `dfrn-id` = '%s' AND `challenge` = '%s' LIMIT 1",
24 // find the local user who owns this relationship.
26 $r = q("SELECT `id`, `uid` FROM `contact` WHERE `issued-id` = '%s' LIMIT 1",
35 $feed = new SimplePie();
36 $feed->set_raw_data($data);
37 $feed->enable_order_by_date(false);
40 foreach($feed->get_items() as $item) {
42 $rawdelete = $item->get_item_tags("http://purl.org/atompub/tombstones/1.0", 'deleted-entry');
45 // pick out ref and when from attribs
46 // check hasn't happened already, verify ownership and then process it
53 $item_id = $item->get_id();
54 $rawthread = $item->get_item_tags("http://purl.org/syndication/thread/1.0",'in-reply-to');
55 if(isset($rawthread[0]['attribs']['']['ref'])) {
57 $parent_uri = $rawthread[0]['attribs']['']['ref'];
62 if($feed->get_item_quantity() == 1) {
63 // remote reply to our post. Import and then notify everybody else.
64 $datarray = get_atom_elements($item);
65 $urn = explode(':',$parent_urn);
66 $datarray['type'] = 'remote-comment';
67 $datarray['parent-uri'] = $parent_uri;
68 $datarray['uid'] = $importer['uid'];
69 $datarray['contact-id'] = $importer['id'];
70 $posted_id = post_remote($a,$datarray);
72 $r = q("SELECT `parent` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
74 intval($importer['uid'])
77 $r1 = q("UPDATE `item` SET `last-child` = 0 WHERE `uid` = %d AND `parent` = %d",
78 intval($importer['uid']),
79 intval($r[0]['parent'])
82 $r2 = q("UPDATE `item` SET `last-child` = 1 WHERE `uid` = %d AND `id` = %d LIMIT 1",
83 intval($importer['uid']),
87 $url = $a->get_baseurl();
89 proc_close(proc_open("php include/notifier.php $url comment-import $posted_id > remote-notify.log &", array(),$foo));
96 // regular comment that is part of this total conversation. Have we seen it? If not, import it.
98 $item_id = $item->get_id();
100 $r = q("SELECT `uid`, `last-child`, `edited` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
102 intval($importer['uid'])
104 // FIXME update content if 'updated' changes
106 $allow = $item->get_item_tags('http://purl.org/macgirvin/dfrn/1.0','comment-allow');
107 if($allow && $allow[0]['data'] != $r[0]['last-child']) {
108 $r = q("UPDATE `item` SET `last-child` = %d WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
109 intval($allow[0]['data']),
111 intval($importer['uid'])
116 $datarray = get_atom_elements($item);
117 $datarray['parent-uri'] = $parent_uri;
118 $datarray['uid'] = $importer['uid'];
119 $datarray['contact-id'] = $importer['id'];
120 $r = post_remote($a,$datarray);
125 // Head post of a conversation. Have we seen it? If not, import it.
127 $item_id = $item->get_id();
128 $r = q("SELECT `uid`, `last-child`, `edited` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
130 intval($importer['uid'])
133 $allow = $item->get_item_tags('http://purl.org/macgirvin/dfrn/1.0','comment-allow');
134 if($allow && $allow[0]['data'] != $r[0]['last-child']) {
135 $r = q("UPDATE `item` SET `last-child` = %d WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
136 intval($allow[0]['data']),
138 intval($importer['uid'])
145 $datarray = get_atom_elements($item);
146 $datarray['parent-uri'] = $item_id;
147 $datarray['uid'] = $importer['uid'];
148 $datarray['contact-id'] = $importer['id'];
149 $r = post_remote($a,$datarray);
162 function dfrn_notify_content(&$a) {
164 if(x($_GET,'dfrn_id')) {
165 // initial communication from external contact
166 $hash = random_string();
170 $r = q("DELETE FROM `challenge` WHERE `expire` < " . intval(time()));
172 $r = q("INSERT INTO `challenge` ( `challenge`, `dfrn-id`, `expire` )
173 VALUES( '%s', '%s', '%s') ",
175 dbesc(notags(trim($_GET['dfrn_id']))),
179 $r = q("SELECT * FROM `contact` WHERE `issued-id` = '%s' AND `blocked` = 0 AND `pending` = 0 LIMIT 1",
180 dbesc($_GET['dfrn_id']));
181 if((! count($r)) || (! strlen($r[0]['prvkey'])))
186 openssl_private_encrypt($hash,$challenge,$r[0]['prvkey']);
187 $challenge = bin2hex($challenge);
188 echo '<?xml version="1.0" encoding="UTF-8"?><dfrn_notify><status>' .$status . '</status><dfrn_id>' . $_GET['dfrn_id'] . '</dfrn_id>'
189 . '<challenge>' . $challenge . '</challenge></dfrn_notify>' . "\r\n" ;
190 session_write_close();