增加clear和optimize:config 指令

library/think/console/command/Clear.php

@@ -0,0 +1,44 @@
+<?php
+// +----------------------------------------------------------------------
+// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2006-2015 http://thinkphp.cn All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
+// +----------------------------------------------------------------------
+// | Author: liu21st <liu21st@gmail.com>
+// +----------------------------------------------------------------------
+namespace think\console\command;
+
+use think\console\command\Command;
+use think\console\Input;
+use think\console\input\Option;
+use think\console\Output;
+
+class Clear extends Command
+{
+    protected function configure()
+    {
+        // 指令配置
+        $this
+            ->setName('clear')
+            ->addOption('path', 'd', Option::VALUE_OPTIONAL, 'path to clear', null)
+            ->setDescription('Clear runtime file');
+    }
+
+    protected function execute(Input $input, Output $output)
+    {
+        $path  = $input->getOption('path') ?: RUNTIME_PATH;
+        $files = scandir($path);
+        if ($files) {
+            foreach ($files as $file) {
+                if ('.' != $file && '..' != $file && is_dir($path . $file)) {
+                    array_map('unlink', glob($path . $file . '/*.*'));
+                } elseif (is_file($path . $file)) {
+                    unlink($path . $file);
+                }
+            }
+        }
+        $output->writeln("<info>Clear Successed</info>");
+    }
+}