poller

diff --git a/include/poller.php b/include/poller.php
new file mode 100644 (file)
index 0000000..8c31107
--- /dev/null
+++ b/include/poller.php
@@ -0,0 +1,167 @@
+<?php
+
+
+require_once('boot.php');
+
+$a = new App;
+
+@include('.htconfig.php');
+require_once('dba.php');
+$db = new dba($db_host, $db_user, $db_pass, $db_data, $install);
+       unset($db_host, $db_user, $db_pass, $db_data);
+
+require_once('session.php');
+require_once('datetime.php');
+require_once('simplepie/simplepie.inc');
+require_once('include/items.php');
+
+if($argc < 2)
+       exit;
+
+       $a->set_baseurl($argv[1]);
+
+       $contacts = q("SELECT * FROM `contact` WHERE `dfrn-id` != '' AND `self` = 0 ORDER BY RAND()");
+
+       if(! count($contacts))
+               killme();
+
+       foreach($contacts as $contact) {
+
+               $importer_uid = $contact['uid'];
+
+               $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
+                       intval($importer_uid)
+               );
+               if(! count($r))
+                       continue;
+
+               $importer = $r[0];
+
+               $last_update = (($contact['last-update'] == '0000-00-00 00:00:00') 
+                       ? datetime_convert('UTC','UTC','now - 30 days','Y-m-d\TH:i:s\Z')
+                       : datetime_convert('UTC','UTC',$contact['last-update'],'Y-m-d\TH:i:s\Z'));
+
+               $url = $contact['poll'] . '?dfrn_id=' . $contact['dfrn-id'] . '&type=data&last_update=' . $last_update ;
+
+               $xml = fetch_url($url);
+
+               if(! $xml)
+                       continue;
+
+               $res = simplexml_load_string($xml);
+
+               if((intval($res->status) != 0) || (! strlen($res->challenge)) || ($res->dfrn_id != $contact['dfrn-id']))
+                       continue;
+
+               $postvars = array();
+
+               $postvars['dfrn_id'] = $contact['dfrn-id'];
+               $challenge = hex2bin($res->challenge);
+
+               openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
+
+               $xml = post_url($contact['poll'],$postvars);
+               if(! strlen($xml))
+                       continue;
+
+echo "XML response:" . $xml . "\r\n";
+echo "Length:" . strlen($xml) . "\r\n";
+
+               $feed = new SimplePie();
+               $feed->set_raw_data($xml);
+               $feed->enable_order_by_date(false);
+               $feed->init();
+
+               foreach($feed->get_items() as $item) {
+
+                       $rawdelete = $item->get_item_tags("http://purl.org/atompub/tombstones/1.0", 'deleted-entry');
+                       print_r($rawdelete);
+                       if($deleted) {
+                               // pick out ref and when from attribs
+                               // check hasn't happened already, verify ownership and then process it
+
+
+                               continue;
+                       }
+
+                       $is_reply = false;              
+                       $item_id = $item->get_id();
+                       $rawthread = $item->get_item_tags("http://purl.org/syndication/thread/1.0",'in-reply-to');
+                       if(isset($rawthread[0]['attribs']['']['ref'])) {
+                               $is_reply = true;
+                               $parent_urn = $rawthread[0]['attribs']['']['ref'];
+                       }
+
+
+                       if($is_reply) {
+
+                               // Have we seen it? If not, import it.
+
+                               $item_id = $item->get_id();
+
+                               $r = q("SELECT `uid`, `last-child`, `edited` FROM `item` WHERE `remote-id` = '%s' AND `uid` = %d LIMIT 1",
+                                       dbesc($item_id),
+                                       intval($importer['uid'])
+                               );
+                               // FIXME update content if 'updated' changes
+                               if(count($r)) {
+                                       $allow = $item->get_item_tags('http://purl.org/macgirvin/dfrn/1.0','comment-allow');
+                                       if($allow && $allow[0]['data'] != $r[0]['last-child']) {
+                                               $r = q("UPDATE `item` SET `last-child` = %d WHERE `remote-id` = '%s' AND `uid` = %d LIMIT 1",
+                                                       intval($allow[0]['data']),
+                                                       dbesc($item_id),
+                                                       intval($importer['uid'])
+                                               );
+                                       }
+                                       continue;
+                               }
+                               $datarray = get_atom_elements($item);
+                               $datarray['parent_urn'] = $parent_urn;
+                               $datarray['uid'] = $importer['uid'];
+                               $datarray['contact-id'] = $importer['id'];
+                               $r = post_remote($a,$datarray);
+                               continue;
+                       }
+
+                       else {
+                               // Head post of a conversation. Have we seen it? If not, import it.
+
+                               $item_id = $item->get_id();
+                               $r = q("SELECT `uid`, `last-child`, `edited` FROM `item` WHERE `remote-id` = '%s' AND `uid` = %d LIMIT 1",
+                                       dbesc($item_id),
+                                       intval($importer['uid'])
+                               );
+                               if(count($r)) {
+                                       $allow = $item->get_item_tags('http://purl.org/macgirvin/dfrn/1.0','comment-allow');
+                                       if($allow && $allow[0]['data'] != $r[0]['last-child']) {
+                                               $r = q("UPDATE `item` SET `last-child` = %d WHERE `remote-id` = '%s' AND `uid` = %d LIMIT 1",
+                                                       intval($allow[0]['data']),
+                                                       dbesc($item_id),
+                                                       intval($importer['uid'])
+                                               );
+                                       }
+                                       continue;
+                               }
+
+                               $datarray = get_atom_elements($item);
+                               $datarray['parent_urn'] = $item_id;
+                               $datarray['uid'] = $importer['uid'];
+                               $datarray['contact-id'] = $importer['id'];
+                               $r = post_remote($a,$datarray);
+                               continue;
+
+                       }
+
+               }
+
+               $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
+                       dbesc(datetime_convert()),
+                       intval($contact['id'])
+               );
+
+       }
+               
+       killme();
+
+
+