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<?php /** @file */
namespace Zotlabs\Lib;
use Zotlabs\Zot6\Receiver;
use Zotlabs\Zot6\Zot6Handler;
class Queue {
static function update($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.
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 {
$next = datetime_convert('UTC','UTC','now + ' . intval($add_priority) . ' 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($id)
);
}
public static function remove($id, $channel_id = 0) {
logger('queue: remove queue item ' . $id, LOGGER_DEBUG);
$sql_extra = (($channel_id) ? " and outq_channel = " . intval($channel_id) . " " : '');
// figure out what endpoint it is going to.
$record = q("select outq_posturl from outq where outq_hash = '%s' $sql_extra",
dbesc($id)
);
if ($record) {
q("DELETE FROM outq WHERE outq_hash = '%s' $sql_extra",
dbesc($id)
);
// If there's anything remaining in the queue for this site, move one of them to the next active
// queue run by setting outq_scheduled back to the present. We may be attempting to deliver it
// as a 'piled_up' delivery, but this ensures the site has an active queue entry as long as queued
// entries still exist for it. This fixes an issue where one immediate delivery left everything
// else for that site undeliverable since all the other entries had been pushed far into the future.
$x = null;
$sql_quirks = ((get_config('system', 'db_skip_locked_supported')) ? 'SKIP LOCKED' : 'NOWAIT');
q("START TRANSACTION");
$r = q("SELECT outq_hash FROM outq WHERE outq_posturl = '%s' LIMIT 1 FOR UPDATE $sql_quirks",
dbesc($record[0]['outq_posturl'])
);
if ($r) {
$x = q("UPDATE outq SET outq_scheduled = '%s' WHERE outq_hash = '%s'",
dbesc(datetime_convert()),
dbesc($r[0]['outq_hash'])
);
}
if ($x) {
q("COMMIT");
}
else {
q("ROLLBACK");
}
}
}
static function remove_by_posturl($posturl) {
logger('queue: remove queue posturl ' . $posturl,LOGGER_DEBUG);
q("DELETE FROM outq WHERE outq_posturl = '%s' ",
dbesc($posturl)
);
}
static function set_delivered($id,$channel = 0) {
logger('queue: set delivered ' . $id,LOGGER_DEBUG);
$sql_extra = (($channel['channel_id']) ? " and outq_channel = " . intval($channel['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)
);
}
static function insert($arr) {
// do not queue anything with no destination
if(! (array_key_exists('posturl',$arr) && trim($arr['posturl']))) {
return false;
}
$hash = $arr['hash'] ?? '';
$account_id = $arr['account_id'] ?? 0;
$channel_id = $arr['channel_id'] ?? 0;
$driver = $arr['driver'] ?? 'zot6';
$posturl = $arr['posturl'] ?? '';
$priority = $arr['priority'] ?? 0;
$notify = $arr['notify'] ?? '';
$msg = $arr['msg'] ?? '';
$x = q("insert into outq ( outq_hash, outq_account, outq_channel, outq_driver, outq_posturl, outq_async, outq_priority,
outq_created, outq_updated, outq_scheduled, outq_notify, outq_msg )
values ( '%s', %d, %d, '%s', '%s', %d, %d, '%s', '%s', '%s', '%s', '%s' )",
dbesc($hash),
intval($account_id),
intval($channel_id),
dbesc($driver),
dbesc($posturl),
intval(1),
intval($priority),
dbesc(datetime_convert()),
dbesc(datetime_convert()),
dbesc(datetime_convert()),
dbesc($notify),
dbesc($msg)
);
return $x;
}
static function deliver($outq, $immediate = false) {
$base = null;
$h = parse_url($outq['outq_posturl']);
if($h !== false)
$base = $h['scheme'] . '://' . $h['host'] . (isset($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 ($y) {
// Don't bother delivering if the site is dead.
// And if we haven't heard from the site in over a month - let them through but 3 strikes you're out.
if (intval($y[0]['site_dead']) || ($y[0]['site_update'] < datetime_convert('UTC', 'UTC', 'now - 1 month') && $outq['outq_priority'] > 20)) {
q("update dreport set dreport_result = '%s' where dreport_queue = '%s'",
dbesc('site dead'),
dbesc($outq['outq_hash'])
);
self::remove_by_posturl($outq['outq_posturl']);
logger('dead site ignored ' . $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' => SITE_TYPE_UNKNOWN,
'site_crypto' => ''
]
);
}
}
$arr = array('outq' => $outq, 'base' => $base, 'handled' => false, 'immediate' => $immediate);
call_hooks('queue_deliver', $arr);
if($arr['handled'])
return;
// normal zot delivery
logger('deliver: dest: ' . $outq['outq_posturl'], LOGGER_DEBUG);
if($outq['outq_posturl'] === z_root() . '/zot') {
// local delivery
$zot = new Receiver(new Zot6Handler(), $outq['outq_notify']);
$result = $zot->run();
logger('returned_json: ' . json_encode($result,JSON_PRETTY_PRINT|JSON_UNESCAPED_SLASHES), LOGGER_DATA);
logger('deliver: local zot delivery succeeded to ' . $outq['outq_posturl']);
Libzot::process_response($outq['outq_posturl'],[ 'success' => true, 'body' => json_encode($result) ], $outq);
}
else {
logger('remote');
$channel = null;
if($outq['outq_channel']) {
$channel = channelx_by_n($outq['outq_channel'], true);
}
$host_crypto = null;
if($channel && $base) {
$h = q("SELECT hubloc_sitekey, site_crypto FROM hubloc LEFT JOIN site ON hubloc_url = site_url
WHERE site_url = '%s' AND hubloc_network = 'zot6' AND hubloc_deleted = 0 ORDER BY hubloc_primary DESC, hubloc_id DESC LIMIT 1",
dbesc($base)
);
if($h) {
$host_crypto = $h[0];
}
}
$msg = $outq['outq_notify'];
$result = Libzot::zot($outq['outq_posturl'], $msg, $channel, $host_crypto);
if($result['success']) {
logger('deliver: remote zot delivery succeeded to ' . $outq['outq_posturl']);
Libzot::process_response($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);
self::update($outq['outq_hash'], 10);
}
}
return;
}
}
|
