require_once('datetime.php');
require_once('simplepie/simplepie.inc');
require_once('include/items.php');
-
require_once('include/Contact.php');
- $debugging = get_config('system','debugging');
-
$a->set_baseurl(get_config('system','url'));
+ logger('poller: start');
+
+ // run queue delivery process in the background
+
+ $php_path = ((x($a->config,'php_path') && strlen($a->config['php_path'])) ? $a->config['php_path'] : 'php');
+ proc_close(proc_open("\"$php_path\" \"include/queue.php\" &", array(), $foo));
+
+
+ $hub_update = false;
+ $force = false;
+
+ if(($argc > 1) && ($argv[1] == 'force'))
+ $force = true;
+
+ // 'stat' clause is a temporary measure until we have federation subscriptions working both directions
$contacts = q("SELECT * FROM `contact`
- WHERE ( `dfrn-id` != '' OR (`issued-id` != '' AND `duplex` = 1))
+ WHERE ( ( `network` = 'dfrn' AND ( `dfrn-id` != '' OR (`issued-id` != '' AND `duplex` = 1)))
+ OR ( `network` = 'stat' AND `poll` != '' ) )
AND `self` = 0 AND `blocked` = 0 AND `readonly` = 0 ORDER BY RAND()");
if(! count($contacts))
if($contact['priority'] || $contact['subhub']) {
- $update = false;
+ $hub_update = true;
+ $update = false;
+
$t = $contact['last-update'];
+ // We should be getting everything via a hub. But just to be sure, let's check once a day.
+ // (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
+ // This also lets us update our subscription to the hub, and add or replace hubs in case it
+ // changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
+
+
+ if($contact['subhub']) {
+ $interval = get_config('system','pushpoll_frequency');
+ $contact['priority'] = (($interval !== false) ? intval($interval) : 3);
+ $hub_update = false;
+
+ if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day"))
+ $hub_update = true;
+ }
+
+
+ /**
+ * Based on $contact['priority'], should we poll this site now? Or later?
+ */
+
switch ($contact['priority']) {
case 5:
if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 month"))
break;
case 1:
default:
-
- // if pubsub delivery is in effect, poll no more than once every hour.
- // We shouldn't need to poll at all with pubsub, but the hub isn't
- // always the most reliable postmaster... This way we still get the
- // messages when the hub goes flaky, just perhaps a bit slower.
- // At least it doesn't hurt to get them twice.
-
if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 hour"))
$update = true;
break;
}
- if(! $update)
+ if((! $update) && (! $force))
continue;
}
$importer = $r[0];
- if($debugging)
- echo "IMPORTER: {$importer['name']}\n";
+ logger("poller: poll: IMPORTER: {$importer['name']}, CONTACT: {$contact['name']}");
$last_update = (($contact['last-update'] === '0000-00-00 00:00:00')
? datetime_convert('UTC','UTC','now - 30 days', ATOM_TIME)
: datetime_convert('UTC','UTC',$contact['last-update'], ATOM_TIME)
);
- $idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
+ if($contact['network'] === 'dfrn') {
- if(intval($contact['duplex']) && $contact['dfrn-id'])
- $idtosend = '0:' . $orig_id;
- if(intval($contact['duplex']) && $contact['issued-id'])
- $idtosend = '1:' . $orig_id;
+ $idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
- $url = $contact['poll'] . '?dfrn_id=' . $idtosend . '&type=data&last_update=' . $last_update ;
- $xml = fetch_url($url);
+ if(intval($contact['duplex']) && $contact['dfrn-id'])
+ $idtosend = '0:' . $orig_id;
+ if(intval($contact['duplex']) && $contact['issued-id'])
+ $idtosend = '1:' . $orig_id;
- if($debugging) {
- echo "URL: " . $url . "\r\n";
- echo "XML: " . $xml . "\r\n";
- }
+ $url = $contact['poll'] . '?dfrn_id=' . $idtosend
+ . '&dfrn_version=' . DFRN_PROTOCOL_VERSION
+ . '&type=data&last_update=' . $last_update ;
+
+ $xml = fetch_url($url);
- if(! $xml) {
- // dead connection - might be a transient event, or this might
- // mean the software was uninstalled or the domain expired.
- // Will keep trying for one month.
- mark_for_death($contact);
- continue;
- }
+ logger('poller: handshake with url ' . $url . ' returns xml: ' . $xml, LOGGER_DATA);
- $res = simplexml_load_string($xml);
+ if(! $xml) {
+ logger("poller: $url appears to be dead - marking for death ");
+ // dead connection - might be a transient event, or this might
+ // mean the software was uninstalled or the domain expired.
+ // Will keep trying for one month.
+ mark_for_death($contact);
- if(intval($res->status) == 1) {
- // we may not be friends anymore. Will keep trying for one month.
- mark_for_death($contact);
- }
- else {
- if($contact['term-date'] != '0000-00-00 00:00:00')
- unmark_for_death($contact);
- }
+ // set the last-update so we don't keep polling
- if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
- continue;
+ $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
+ dbesc(datetime_convert()),
+ intval($contact['id'])
+ );
- $postvars = array();
+ continue;
+ }
- $sent_dfrn_id = hex2bin($res->dfrn_id);
- $challenge = hex2bin($res->challenge);
+ if(! strstr($xml,'<?xml')) {
+ logger('poller: response from ' . $url . ' did not contain XML.');
+ $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
+ dbesc(datetime_convert()),
+ intval($contact['id'])
+ );
+ continue;
+ }
- $final_dfrn_id = '';
- if(($contact['duplex']) && strlen($contact['prvkey'])) {
- openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']);
- openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']);
+ $res = simplexml_load_string($xml);
- }
- else {
- openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']);
- openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
- }
+ if(intval($res->status) == 1) {
+ logger("poller: $url replied status 1 - marking for death ");
- $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
+ // we may not be friends anymore. Will keep trying for one month.
+ // set the last-update so we don't keep polling
- if(strpos($final_dfrn_id,':') == 1)
- $final_dfrn_id = substr($final_dfrn_id,2);
+ $r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
+ dbesc(datetime_convert()),
+ intval($contact['id'])
+ );
- if($final_dfrn_id != $orig_id) {
+ mark_for_death($contact);
+ }
+ else {
+ if($contact['term-date'] != '0000-00-00 00:00:00') {
+ logger("poller: $url back from the dead - removing mark for death");
+ unmark_for_death($contact);
+ }
+ }
- // did not decode properly - cannot trust this site
- continue;
- }
+ if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
+ continue;
+
+ $postvars = array();
+
+ $sent_dfrn_id = hex2bin($res->dfrn_id);
+ $challenge = hex2bin($res->challenge);
- $postvars['dfrn_id'] = $idtosend;
+ $final_dfrn_id = '';
+
+ if(($contact['duplex']) && strlen($contact['prvkey'])) {
+ openssl_private_decrypt($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, '.'));
- $xml = post_url($contact['poll'],$postvars);
+ if(strpos($final_dfrn_id,':') == 1)
+ $final_dfrn_id = substr($final_dfrn_id,2);
- if($debugging) {
- echo "XML response:" . $xml . "\n";
- echo "Length:" . strlen($xml) . "\n";
+ if($final_dfrn_id != $orig_id) {
+
+ // did not decode properly - cannot trust this site
+ continue;
+ }
+
+ $postvars['dfrn_id'] = $idtosend;
+ $postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
+
+ $xml = post_url($contact['poll'],$postvars);
}
+ else {
+ // $contact['network'] !== 'dfrn'
+
+ $xml = fetch_url($contact['poll']);
+ }
+
+ logger('poller: received xml : ' . $xml, LOGGER_DATA);
if(! strlen($xml))
continue;
+ consume_feed($xml,$importer,$contact,$hub,1);
- consume_feed($xml,$importer,$contact,$hub);
-
+ // do it twice. Ensures that children of parents which may be later in the stream aren't tossed
- if((strlen($hub)) && ($contact['rel'] == REL_BUD) && ($contact['priority'] == 0)) {
- subscribe_to_hub($hub,$importer,$contact);
+ consume_feed($xml,$importer,$contact,$hub,1);
+
+
+ if((strlen($hub)) && ($hub_update)
+ && (($contact['rel'] == REL_BUD) || (($contact['network'] === 'stat') && (! $contact['readonly'])))) {
+ logger('poller: subscribing to hub(s) : ' . $hub . ' contact name : ' . $contact['name'] . ' local user : ' . $importer['name']);
+ $hubs = explode(',', $hub);
+ if(count($hubs)) {
+ foreach($hubs as $h) {
+ $h = trim($h);
+ if(! strlen($h))
+ continue;
+ subscribe_to_hub($h,$importer,$contact);
+ }
+ }
}
intval($contact['id'])
);
- }
+ // loop - next contact
+ }
killme();