<?php
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/**
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程序说明
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* ===========================================================
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* *
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* ----------------------------------------------------------
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* ==========================================================
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* $Id: cron.php 17217 2011-01-19 06:29:08Z $
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*/
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define('IN_ECS', true);
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require('./init.php');
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//require('../includes/lib_time.php');
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$timestamp = gmtime();
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check_method();
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$error_log = array();
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if (isset($set_modules))
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{
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$set_modules = false;
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unset($set_modules);
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}
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$crondb = get_cron_info(); // 获得需要执行的计划任务数据
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foreach ($crondb AS $key => $cron_val)
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{
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if (file_exists(ROOT_PATH . 'includes/modules/cron/' . $cron_val['cron_code'] . '.php'))
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{
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if (!empty($cron_val['allow_ip'])) // 设置了允许ip
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{
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$allow_ip = explode(',', $cron_val['allow_ip']);
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$server_ip = real_server_ip();
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if (!in_array($server_ip, $allow_ip))
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{
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continue;
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}
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}
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if (!empty($cron_val['minute'])) // 设置了允许分钟段
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{
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$m = explode(',', $cron_val['minute']);
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$m_now = intval(local_date('i',$timestamp));
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if (!in_array($m_now, $m))
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{
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continue;
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}
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}
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if (!empty($cron_val['alow_files'])) // 设置允许调用文件
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{
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$f_info = parse_url($_SERVER['HTTP_REFERER']);
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$f_now = basename($f_info['path']);
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$f = explode(' ', $cron_val['alow_files']);
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if (!in_array($f_now, $f))
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{
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continue;
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}
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}
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if (!empty($cron_val['cron_config']))
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{
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foreach ($cron_val['cron_config'] AS $k => $v)
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{
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$cron[$v['name']] = $v['value'];
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}
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}
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include_once(ROOT_PATH . 'includes/modules/cron/' . $cron_val['cron_code'] . '.php');
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}
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else
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{
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$error_log[] = make_error_arr('includes/modules/cron/' . $cron_val['cron_code'] . '.php not found!',__FILE__);
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}
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$close = $cron_val['run_once'] ? 0 : 1;
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$next_time = get_next_time($cron_val['cron']);
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$sql = "UPDATE " . $ecs->table('crons') .
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"SET thistime = '$timestamp', nextime = '$next_time', enable = $close " .
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"WHERE cron_id = '$cron_val[cron_id]' LIMIT 1";
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$db->query($sql);
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}
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write_error_arr($error_log);
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function get_next_time($cron)
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{
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$y = local_date('Y', $GLOBALS['timestamp']);
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$mo = local_date('n', $GLOBALS['timestamp']);
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$d = local_date('j', $GLOBALS['timestamp']);
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$w = local_date('w', $GLOBALS['timestamp']);
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$h = local_date('G', $GLOBALS['timestamp']);
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$sh = $sm = 0;
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$sy = $y;
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if ($cron['day'])
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{
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$sd = $cron['day'];
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$smo = $mo + 1;
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}
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else
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{
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$sd = $d;
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$smo = $mo;
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if ($cron['week'] != '')
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{
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$sd += $cron['week'] - $w + 7;
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}
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}
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if ($cron['hour'])
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{
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$sh = $cron['hour'];
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if (empty($cron['day']) && $cron['week']=='')
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{
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$sd++;
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}
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}
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//$next = gmmktime($sh,$sm,0,$smo,$sd,$sy);
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$next = local_strtotime("$sy-$smo-$sd $sh:$sm:0");
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if ($next < $GLOBALS['timestamp'])
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{
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if ($cron['m'])
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{
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return $GLOBALS['timestamp'] + 60 - intval(local_date('s', $GLOBALS['timestamp']));
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}
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else
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{
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return $GLOBALS['timestamp'];
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}
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}
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else
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{
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return $next;
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}
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}
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function get_cron_info()
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{
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$crondb = array();
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$sql = "SELECT * FROM " . $GLOBALS['ecs']->table('crons') . " WHERE enable = 1 AND nextime < $GLOBALS[timestamp]";
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$query = $GLOBALS['db']->query($sql);
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while ($rt = $GLOBALS['db']->fetch_array($query))
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{
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$rt['cron'] = array('day'=>$rt['day'],'week'=>$rt['week'],'m'=>$rt['minute'],'hour'=>$rt['hour']);
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$rt['cron_config'] = unserialize($rt['cron_config']);
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$rt['minute'] = trim($rt['minute']);
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$rt['allow_ip'] = trim($rt['allow_ip']);
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$crondb[] = $rt;
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}
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return $crondb;
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}
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function make_error_arr($msg,$file)
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{
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$file = str_replace(ROOT_PATH, '' ,$file);
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return array('info' => $msg, 'file' => $file, 'time' => $GLOBALS['timestamp']);
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}
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function write_error_arr($err_arr)
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{
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if (!empty($err_arr))
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{
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$query = '';
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foreach ($err_arr AS $key => $val)
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{
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$query .= $query ? ",('$val[info]', '$val[file]', '$val[time]')" : "('$val[info]', '$val[file]', '$val[time]')";
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}
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if ($query)
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{
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$sql = "INSERT INTO " . $GLOBALS['ecs']->table('error_log') . "(info, file, time) VALUES " . $query;
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$GLOBALS['db']->query($sql);
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}
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}
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}
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function check_method()
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{
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if (PHP_VERSION >= '4.2')
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{
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$if_cron = PHP_SAPI == 'cli' ? true : false;
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}
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else
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{
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$if_cron = php_sapi_name() == 'cgi' ? true : false;
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}
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if (!empty($GLOBALS['_CFG']['cron_method']))
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{
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if (!$if_cron)
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{
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die('Hacking attempt');
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}
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}
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else
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{
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if ($if_cron)
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{
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die('Hacking attempt');
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}
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elseif (!isset($_GET['t']) || $GLOBALS['timestamp'] - intval($_GET['t']) > 60 || empty($_SERVER['HTTP_REFERER']))
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{
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exit;
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}
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}
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}
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?>
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