From 2e26cf6f03a1c83e149609e7d3a49eb5c1282687 Mon Sep 17 00:00:00 2001
From: ycc <ycc@hainatravel.com>
Date: Tue, 10 Jan 2017 11:38:26 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E9=9D=99=E6=80=81=E9=A1=B5?=
 =?UTF-8?q?=E9=9D=A2?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 application/controllers/information.php |   1 +
 application/core/MY_Output.php          | 107 ++++++++++++++++++++++++
 index.php                               |   2 +-
 3 files changed, 109 insertions(+), 1 deletion(-)
 create mode 100644 application/core/MY_Output.php

diff --git a/application/controllers/information.php b/application/controllers/information.php
index 098ff98d..7f69208d 100644
--- a/application/controllers/information.php
+++ b/application/controllers/information.php
@@ -59,6 +59,7 @@ class Information extends CI_Controller {
         $this->load->view('header', $data);
         $this->load->view('information_' . $data['detail']->ic_template);
         $this->load->view('footer');
+		$this->output->cache(10080);
     }
 
 }
diff --git a/application/core/MY_Output.php b/application/core/MY_Output.php
new file mode 100644
index 00000000..43cc4482
--- /dev/null
+++ b/application/core/MY_Output.php
@@ -0,0 +1,107 @@
+<?php
+
+if (!defined('BASEPATH'))
+    exit('No direct script access allowed');
+
+class MY_Output extends CI_Output
+{
+	
+	// --------------------------------------------------------------------
+
+	/**
+	 * Write a Cache File
+	 *
+	 * @access	public
+	 * @param 	string
+	 * @return	void
+	 */
+	function _write_cache($output)
+	{
+
+
+		$cache_path = APPPATH.'cache/static_html';
+		
+		if ( ! is_dir($cache_path) OR ! is_really_writable($cache_path))
+		{
+			log_message('error', "Unable to write cache file: ".$cache_path);
+			return;
+		}
+
+		///////改成按照URL保存缓存
+		//优先使用提交过来的static_html_url做文件名，这是主动生成静态文件用的参数
+		if(empty($_GET['static_html_url']))
+		{
+			return FALSE;
+		}
+		$cache_path=$cache_path.$_GET['static_html_url'];
+		if(mb_substr($cache_path,-1,1)=='/')
+		{
+			$cache_path.='index.htm';
+		}
+
+		$this->create_folder_by_path(dirname($cache_path));
+
+		//如果文件存在，先判断是否为缓存文件，防止覆盖原始程序文件
+		if (@file_exists($cache_path))
+		{
+			if ( ! $fp_read = @fopen($cache_path, FOPEN_READ))
+			{
+				return FALSE;
+			}
+
+			flock($fp_read, LOCK_SH);
+
+			$cache = '';
+			if (filesize($cache_path) > 0)
+			{
+				$cache = fread($fp_read, filesize($cache_path));
+			}
+
+			flock($fp_read, LOCK_UN);
+			fclose($fp_read);
+			if(strpos($cache,'<!-- Generated by ')===false)
+			{
+				log_message('error', "is not cache file.".$cache_path);
+				return FALSE;
+			}
+		}
+		
+		///////
+
+		if ( ! $fp = @fopen($cache_path, FOPEN_WRITE_CREATE_DESTRUCTIVE))
+		{
+			log_message('error', "Unable to write cache file: ".$cache_path);
+			return;
+		}
+
+		if (flock($fp, LOCK_EX))
+		{
+			fwrite($fp, $output.'<!-- Generated by '.$_SERVER['HTTP_HOST'].' ('.date('c').') -->');
+			flock($fp, LOCK_UN);
+		}
+		else
+		{
+			log_message('error', "Unable to secure a file lock for file at: ".$cache_path);
+			return;
+		}
+		fclose($fp);
+		@chmod($cache_path, FILE_WRITE_MODE);
+
+		log_message('debug', "Cache file written: ".$cache_path);
+	}
+
+	// --------------------------------------------------------------------
+
+/*
+* 递归创建文件夹
+*/
+function create_folder_by_path($dir, $mode = 0777)
+{
+    if (!is_dir($dir))
+    {
+        return @mkdir($dir, $mode, true);
+    }
+    return;
+}
+
+}
\ No newline at end of file
diff --git a/index.php b/index.php
index b2693528..21b7a4d6 100644
--- a/index.php
+++ b/index.php
@@ -68,7 +68,7 @@ if (defined('ENVIRONMENT'))
  * as this file.
  *
  */
-	$system_path = 'D:/CI-system';//../system
+	$system_path = '../system';//../system
 
 /*
  *---------------------------------------------------------------