set_baseurl(get_config('system','url')); $contacts = q("SELECT * FROM `contact` WHERE `dfrn-id` != '' AND `self` = 0 AND `blocked` = 0 AND `readonly` = 0 ORDER BY RAND()"); if(! count($contacts)) killme(); foreach($contacts as $contact) { if($contact['priority']) { $update = false; $t = $contact['last-update']; switch ($contact['priority']) { case 5: if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', t . " + 1 month")) $update = true; break; case 4: if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', t . " + 1 week")) $update = true; break; case 3: if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', t . " + 1 day")) $update = true; break; case 2: if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', t . " + 12 hour")) $update = true; break; case 1: default: if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', t . " + 1 hour")) $update = true; break; } if(! $update) continue; } $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); echo "URL: " . $url; echo "XML: " . $xml; if(! $xml) continue; $res = simplexml_load_string($xml); if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id))) continue; $postvars = array(); $sent_dfrn_id = hex2bin($res->dfrn_id); $final_dfrn_id = ''; openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']); $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.')); if($final_dfrn_id != $contact['dfrn-id']) { // did not decode properly - cannot trust this site continue; } $postvars['dfrn_id'] = $contact['dfrn-id']; $challenge = hex2bin($res->challenge); openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']); $xml = post_url($contact['poll'],$postvars); echo "XML response:" . $xml . "\r\n"; echo "Length:" . strlen($xml) . "\r\n"; if(! strlen($xml)) { // an empty response may mean there's nothing new - record the fact that we checked $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1", dbesc(datetime_convert()), intval($contact['id']) ); continue; } $feed = new SimplePie(); $feed->set_raw_data($xml); $feed->enable_order_by_date(false); $feed->init(); $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 = $feed->get_image_url(); if(strlen($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($img) { q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND contact-id` = %d AND `uid` = %d", dbesc($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($contact['id']) ); } } } } foreach($feed->get_items() as $item) { $deleted = false; $rawdelete = $item->get_item_tags("http://purl.org/atompub/tombstones/1.0", 'deleted-entry'); if(isset($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) { $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($uri), intval($importer['uid']) ); if(count($r)) { if($r[0]['uri'] == $r[0]['parent-uri']) { $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `body` = '', `title` = '' WHERE `parent-uri` = '%s'", dbesc($when), dbesc($r[0]['uri']) ); } else { $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `body` = '', `title` = '' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($when), dbesc($uri), intval($importer['uid']) ); } } 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_uri = $rawthread[0]['attribs']['']['ref']; } if($is_reply) { // Have we seen it? If not, import it. $item_id = $item->get_id(); $r = q("SELECT `uid`, `last-child`, `edited` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($item_id), intval($importer['uid']) ); // FIXME update content if 'updated' changes if(count($r)) { $allow = $item->get_item_tags('http://purl.org/macgirvin/dfrn/1.0','comment-allow'); if($allow && $allow[0]['data'] != $r[0]['last-child']) { $r = q("UPDATE `item` SET `last-child` = %d WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", intval($allow[0]['data']), dbesc($item_id), intval($importer['uid']) ); } continue; } $datarray = get_atom_elements($item); $datarray['parent-uri'] = $parent_uri; $datarray['uid'] = $importer['uid']; $datarray['contact-id'] = $contact['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(); $r = q("SELECT `uid`, `last-child`, `edited` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($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']) { $r = q("UPDATE `item` SET `last-child` = %d WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", intval($allow[0]['data']), dbesc($item_id), intval($importer['uid']) ); } continue; } $datarray = get_atom_elements($item); $datarray['parent-uri'] = $item_id; $datarray['uid'] = $importer['uid']; $datarray['contact-id'] = $contact['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();