- private static function pollContacts($parameter, $generation) {
- $manual_id = 0;
- $generation = 0;
- $force = false;
- $restart = false;
-
- if ($parameter == 'force') {
- $force = true;
- }
- if ($parameter == 'restart') {
- $restart = true;
- $generation = intval($generation);
- if (!$generation) {
- killme();
- }
- }
-
- if (intval($parameter)) {
- $manual_id = intval($parameter);
- $force = true;
- }
-
- $min_poll_interval = Config::get('system', 'min_poll_interval', 1);
-
- $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
-
- Addon::reload();
-
- $d = DateTimeFormat::utcNow();
-
- // Only poll from those with suitable relationships,
- // and which have a polling address and ignore Diaspora since
- // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
-
- $abandon_days = intval(Config::get('system', 'account_abandon_days'));
- if ($abandon_days < 1) {
- $abandon_days = 0;
- }
- $abandon_sql = (($abandon_days)
- ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
- : ''
- );
-
- $contacts = q("SELECT `contact`.`id`, `contact`.`nick`, `contact`.`name`, `contact`.`network`, `contact`.`archive`,
- `contact`.`last-update`, `contact`.`priority`, `contact`.`rel`, `contact`.`subhub`
- FROM `user`
- STRAIGHT_JOIN `contact`
- ON `contact`.`uid` = `user`.`uid` AND `contact`.`poll` != ''
- AND `contact`.`network` IN ('%s', '%s', '%s', '%s', '%s') $sql_extra
- AND NOT `contact`.`self` AND NOT `contact`.`blocked`
- WHERE NOT `user`.`account_expired` AND NOT `user`.`account_removed` $abandon_sql",
- DBA::escape(Protocol::DFRN),
- DBA::escape(Protocol::OSTATUS),
- DBA::escape(Protocol::DIASPORA),
- DBA::escape(Protocol::FEED),
- DBA::escape(Protocol::MAIL)
- );
-
- if (!DBA::isResult($contacts)) {
- return;
- }
-
- foreach ($contacts as $contact) {
-
- if ($manual_id) {
- $contact['last-update'] = DBA::NULL_DATETIME;
- }
-
- // Friendica and OStatus are checked once a day
- if (in_array($contact['network'], [Protocol::DFRN, Protocol::OSTATUS])) {
- $contact['priority'] = 2;
- }
-
- if ($contact['subhub'] && in_array($contact['network'], [Protocol::DFRN, Protocol::OSTATUS])) {
- /*
- * 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'.
- */
- $poll_interval = Config::get('system', 'pushpoll_frequency');
- $contact['priority'] = (!is_null($poll_interval) ? intval($poll_interval) : 3);
- }
-
- // Check Diaspora contacts or followers once a week
- if (($contact["network"] == Protocol::DIASPORA) || ($contact["rel"] == Contact::FOLLOWER)) {
- $contact['priority'] = 4;
- }
-
- // Check archived contacts once a month
- if ($contact['archive']) {
- $contact['priority'] = 5;
- }
-
- if (($contact['priority'] >= 0) && !$force) {
- $update = false;
-
- $t = $contact['last-update'];
-
- /*
- * Based on $contact['priority'], should we poll this site now? Or later?
- */
- switch ($contact['priority']) {
- case 5:
- if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 month")) {
- $update = true;
- }
- break;
- case 4:
- if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 week")) {
- $update = true;
- }
- break;
- case 3:
- if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 day")) {
- $update = true;
- }
- break;
- case 2:
- if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 12 hour")) {
- $update = true;
- }
- break;
- case 1:
- if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 hour")) {
- $update = true;
- }
- break;
- case 0:
- default:
- if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + ".$min_poll_interval." minute")) {
- $update = true;
- }
- break;
- }
- if (!$update) {
- continue;
- }
- }
-
- if (($contact['network'] == Protocol::FEED) && ($contact['priority'] <= 3)) {
- $priority = PRIORITY_MEDIUM;
- } elseif ($contact['archive']) {
- $priority = PRIORITY_NEGLIGIBLE;
- } else {
- $priority = PRIORITY_LOW;