/**
* Warning: remember it's PHP. You need to use OS primitives for communicating with caller.
*
* @param array $array
* @param callable $callable
*/
function parallel_each($array, $callable)
{
$count = count($array);
$cores = hw_core_get();
$childs = array();
if ($count <= $cores) {
foreach ($array as $k => $v) {
$childs[] = async_call(function () use($k, $v, $callable) {
$callable($v, $k);
});
}
}
foreach (array_chunk($array, ceil($count / $cores), true) as $chunk) {
$childs[] = async_call(function () use($chunk, $callable) {
foreach ($chunk as $k => $v) {
$callable($v, $k);
}
});
}
foreach ($childs as $child) {
$child['finish']();
}
}
function wh_checkpoint()
{
if (queue_empty('webhook')) {
return false;
}
return async_call('/admin/webhook.php');
}
<?php
require_once 'functions.php';
if (is_direct_called(__FILE__)) {
//特定的异步方式来触发
if (async_call()) {
wh_handler();
exit;
}
//直接使用shell来触发：php -q webhook.php crontab
if (isset($argv)) {
if ($argv[1] === 'crontab') {
wh_handler();
exit;
}
}
//使用外部url来处罚
$req = get_param();
switch ($req['cmd']) {
case 'crontab':
wh_handler();
exit;
case 'trigger':
wh_trigger_exit(@$req['db'], @$req['table'], @$req['event'], @$req['data']);
}
}
function wh_trigger_exit($db, $table, $event, $data)
{
denies_with_json();
if (!in_array($event, array('update', 'refresh'))) {
jsonp_nocache_exit(array('status' => 'error', 'error' => 'invalid event type'));