<?php /** @file */ function update_queue_item($id, $add_priority = 0) { logger('queue: requeue item ' . $id,LOGGER_DEBUG); $x = q("select outq_created, outq_posturl from outq where outq_hash = '%s' limit 1", dbesc($id) ); if(! $x) return; $y = q("select min(outq_created) as earliest from outq where outq_posturl = '%s'", dbesc($x[0]['outq_posturl']) ); // look for the oldest queue entry with this destination URL. If it's older than a couple of days, // the destination is considered to be down and only scheduled once an hour, regardless of the // age of the current queue item. $might_be_down = false; if($y) $might_be_down = ((datetime_convert('UTC','UTC',$y[0]['earliest']) < datetime_convert('UTC','UTC','now - 2 days')) ? true : false); // Set all other records for this destination way into the future. // The queue delivers by destination. We'll keep one queue item for // this destination (this one) with a shorter delivery. If we succeed // once, we'll try to deliver everything for that destination. // The delivery will be set to at most once per hour, and if the // queue item is less than 12 hours old, we'll schedule for fifteen // minutes. $r = q("UPDATE outq SET outq_scheduled = '%s' WHERE outq_posturl = '%s'", dbesc(datetime_convert('UTC','UTC','now + 5 days')), dbesc($x[0]['outq_posturl']) ); $since = datetime_convert('UTC','UTC',$x[0]['outq_created']); if(($might_be_down) || ($since < datetime_convert('UTC','UTC','now - 12 hour'))) { $next = datetime_convert('UTC','UTC','now + 1 hour'); } else { $next = datetime_convert('UTC','UTC','now + 15 minutes'); } q("UPDATE outq SET outq_updated = '%s', outq_priority = outq_priority + %d, outq_scheduled = '%s' WHERE outq_hash = '%s'", dbesc(datetime_convert()), intval($add_priority), dbesc($next), dbesc($id) ); } function remove_queue_item($id,$channel_id = 0) { logger('queue: remove queue item ' . $id,LOGGER_DEBUG); $sql_extra = (($channel_id) ? " and outq_channel = " . intval($channel_id) . " " : ''); q("DELETE FROM outq WHERE outq_hash = '%s' $sql_extra", dbesc($id) ); } function remove_queue_by_posturl($posturl) { logger('queue: remove queue posturl ' . $posturl,LOGGER_DEBUG); q("DELETE FROM outq WHERE outq_posturl = '%s' ", dbesc($posturl) ); } function queue_set_delivered($id,$channel = 0) { logger('queue: set delivered ' . $id,LOGGER_DEBUG); $sql_extra = (($channel_id) ? " and outq_channel = " . intval($channel_id) . " " : ''); // Set the next scheduled run date so far in the future that it will be expired // long before it ever makes it back into the delivery chain. q("update outq set outq_delivered = 1, outq_updated = '%s', outq_scheduled = '%s' where outq_hash = '%s' $sql_extra ", dbesc(datetime_convert()), dbesc(datetime_convert('UTC','UTC','now + 5 days')), dbesc($id) ); } function queue_insert($arr) { $x = q("insert into outq ( outq_hash, outq_account, outq_channel, outq_driver, outq_posturl, outq_async, outq_priority, outq_created, outq_updated, outq_scheduled, outq_notify, outq_msg ) values ( '%s', %d, %d, '%s', '%s', %d, %d, '%s', '%s', '%s', '%s', '%s' )", dbesc($arr['hash']), intval($arr['account_id']), intval($arr['channel_id']), dbesc(($arr['driver']) ? $arr['driver'] : 'zot'), dbesc($arr['posturl']), intval(1), intval(($arr['priority']) ? $arr['priority'] : 0), dbesc(datetime_convert()), dbesc(datetime_convert()), dbesc(datetime_convert()), dbesc($arr['notify']), dbesc(($arr['msg']) ? $arr['msg'] : '') ); return $x; } function queue_deliver($outq, $immediate = false) { $base = null; $h = parse_url($outq['outq_posturl']); if($h) $base = $h['scheme'] . '://' . $h['host'] . (($h['port']) ? ':' . $h['port'] : ''); if(($base) && ($base !== z_root()) && ($immediate)) { $y = q("select site_update, site_dead from site where site_url = '%s' ", dbesc($base) ); if($y) { if(intval($y[0]['site_dead'])) { remove_queue_by_posturl($outq['outq_posturl']); logger('dead site ignored ' . $base); return; } if($y[0]['site_update'] < datetime_convert('UTC','UTC','now - 1 month')) { update_queue_item($outq['outq_hash'],10); logger('immediate delivery deferred for site ' . $base); return; } } else { // zot sites should all have a site record, unless they've been dead for as long as // your site has existed. Since we don't know for sure what these sites are, // call them unknown site_store_lowlevel( [ 'site_url' => $base, 'site_update' => datetime_convert(), 'site_dead' => 0, 'site_type' => intval(($outq['outq_driver'] === 'post') ? SITE_TYPE_NOTZOT : SITE_TYPE_UNKNOWN), 'site_crypto' => '' ] ); } } $arr = array('outq' => $outq, 'base' => $base, 'handled' => false, 'immediate' => $immediate); call_hooks('queue_deliver',$arr); if($arr['handled']) return; // "post" queue driver - used for diaspora and friendica-over-diaspora communications. if($outq['outq_driver'] === 'post') { $result = z_post_url($outq['outq_posturl'],$outq['outq_msg']); if($result['success'] && $result['return_code'] < 300) { logger('deliver: queue post success to ' . $outq['outq_posturl'], LOGGER_DEBUG); if($base) { q("update site set site_update = '%s', site_dead = 0 where site_url = '%s' ", dbesc(datetime_convert()), dbesc($base) ); } q("update dreport set dreport_result = '%s', dreport_time = '%s' where dreport_queue = '%s'", dbesc('accepted for delivery'), dbesc(datetime_convert()), dbesc($outq['outq_hash']) ); remove_queue_item($outq['outq_hash']); // server is responding - see if anything else is going to this destination and is piled up // and try to send some more. We're relying on the fact that do_delivery() results in an // immediate delivery otherwise we could get into a queue loop. if(! $immediate) { $x = q("select outq_hash from outq where outq_posturl = '%s' and outq_delivered = 0", dbesc($outq['outq_posturl']) ); $piled_up = array(); if($x) { foreach($x as $xx) { $piled_up[] = $xx['outq_hash']; } } if($piled_up) { do_delivery($piled_up); } } } else { logger('deliver: queue post returned ' . $result['return_code'] . ' from ' . $outq['outq_posturl'],LOGGER_DEBUG); update_queue_item($outq['outq_posturl']); } return; } // normal zot delivery logger('deliver: dest: ' . $outq['outq_posturl'], LOGGER_DEBUG); $result = zot_zot($outq['outq_posturl'],$outq['outq_notify']); if($result['success']) { logger('deliver: remote zot delivery succeeded to ' . $outq['outq_posturl']); zot_process_response($outq['outq_posturl'],$result, $outq); } else { logger('deliver: remote zot delivery failed to ' . $outq['outq_posturl']); logger('deliver: remote zot delivery fail data: ' . print_r($result,true), LOGGER_DATA); update_queue_item($outq['outq_hash'],10); } return; }