lainchan/inc/queue.php

50 lines
1.3 KiB
PHP

<?php
class Queue {
function __construct($key) { global $config;
if ($config['queue']['enabled'] == 'fs') {
$this->lock = new Lock($key);
$key = str_replace('/', '::', $key);
$key = str_replace("\0", '', $key);
$this->key = "tmp/queue/$key/";
}
}
function push($str) { global $config;
if ($config['queue']['enabled'] == 'fs') {
$this->lock->get_ex();
file_put_contents($this->key.microtime(true), $str);
$this->lock->free();
}
return $this;
}
function pop($n = 1) { global $config;
if ($config['queue']['enabled'] == 'fs') {
$this->lock->get_ex();
$dir = opendir($this->key);
$paths = array();
while ($n > 0) {
$path = readdir($dir);
if ($path === FALSE) break;
elseif ($path == '.' || $path == '..') continue;
else { $paths[] = $path; $n--; }
}
$out = array();
foreach ($paths as $v) {
$out []= file_get_contents($this->key.$v);
unlink($this->key.$v);
}
$this->lock->free();
return $out;
}
}
}
// Don't use the constructor. Use the get_queue function.
$queues = array();
function get_queue($name) { global $queues;
return $queues[$name] = isset ($queues[$name]) ? $queues[$name] : new Queue($name);
}