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Signed-off-by: j502647092 <jtb1@163.com>

ThinkPHP/Library/Behavior/CronRunBehavior.class.php

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+<?php
+// +----------------------------------------------------------------------
+// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2009 http://thinkphp.cn All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
+// +----------------------------------------------------------------------
+// | Author: liu21st <liu21st@gmail.com>
+// +----------------------------------------------------------------------
+namespace Behavior;
+/**
+ * 自动执行任务
+ */
+class CronRunBehavior {
+
+    public function run(&$params) {
+        // 锁定自动执行
+        $lockfile	 =	 RUNTIME_PATH.'cron.lock';
+        if(is_writable($lockfile) && filemtime($lockfile) > $_SERVER['REQUEST_TIME'] - C('CRON_MAX_TIME',null,60)) {
+            return ;
+        } else {
+            touch($lockfile);
+        }
+        set_time_limit(1000);
+        ignore_user_abort(true);
+
+        // 载入cron配置文件
+        // 格式 return array(
+        // 'cronname'=>array('filename',intervals,nextruntime),...
+        // );
+        if(is_file(RUNTIME_PATH.'~crons.php')) {
+            $crons	=	include RUNTIME_PATH.'~crons.php';
+        }elseif(is_file(COMMON_PATH.'Conf/crons.php')){
+            $crons	=	include COMMON_PATH.'Conf/crons.php';
+        }
+        if(isset($crons) && is_array($crons)) {
+            $update	 =	 false;
+            $log	=	array();
+            foreach ($crons as $key=>$cron){
+                if(empty($cron[2]) || $_SERVER['REQUEST_TIME']>=$cron[2]) {
+                    // 到达时间 执行cron文件
+                    G('cronStart');
+                    include COMMON_PATH.'Cron/'.$cron[0].'.php';
+                    G('cronEnd');
+                    $_useTime	 =	 G('cronStart','cronEnd', 6);
+                    // 更新cron记录
+                    $cron[2]	=	$_SERVER['REQUEST_TIME']+$cron[1];
+                    $crons[$key]	=	$cron;
+                    $log[] = "Cron:$key Runat ".date('Y-m-d H:i:s')." Use $_useTime s\n";
+                    $update	 =	 true;
+                }
+            }
+            if($update) {
+                // 记录Cron执行日志
+                \Think\Log::write(implode('',$log));
+                // 更新cron文件
+                $content  = "<?php\nreturn ".var_export($crons,true).";\n?>";
+                file_put_contents(RUNTIME_PATH.'~crons.php',$content);
+            }
+        }
+        // 解除锁定
+        unlink($lockfile);
+        return ;
+    }
+}