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123 строки
3.4 KiB
123 строки
3.4 KiB
<?php
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// +----------------------------------------------------------------------
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// | TOPThink [ WE CAN DO IT JUST THINK ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2013 http://topthink.com All rights reserved.
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// +----------------------------------------------------------------------
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// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
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// +----------------------------------------------------------------------
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// | Author: liu21st <liu21st@gmail.com>
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// +----------------------------------------------------------------------
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namespace Think\Storage\Driver;
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use Think\Storage;
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// 本地文件写入存储类
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class File extends Storage{
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private $contents=array();
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/**
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* 架构函数
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* @access public
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*/
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public function __construct() {
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}
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/**
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* 文件内容读取
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* @access public
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* @param string $filename 文件名
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* @return string
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*/
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public function read($filename,$type=''){
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return $this->get($filename,'content',$type);
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}
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/**
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* 文件写入
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* @access public
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* @param string $filename 文件名
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* @param string $content 文件内容
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* @return boolean
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*/
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public function put($filename,$content,$type=''){
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$dir = dirname($filename);
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if(!is_dir($dir)){
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mkdir($dir,0777,true);
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}
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if(false === file_put_contents($filename,$content)){
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E(L('_STORAGE_WRITE_ERROR_').':'.$filename);
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}else{
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$this->contents[$filename]=$content;
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return true;
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}
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}
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/**
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* 文件追加写入
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* @access public
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* @param string $filename 文件名
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* @param string $content 追加的文件内容
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* @return boolean
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*/
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public function append($filename,$content,$type=''){
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if(is_file($filename)){
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$content = $this->read($filename,$type).$content;
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}
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return $this->put($filename,$content,$type);
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}
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/**
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* 加载文件
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* @access public
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* @param string $filename 文件名
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* @param array $vars 传入变量
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* @return void
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*/
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public function load($_filename,$vars=null){
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if(!is_null($vars)){
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extract($vars, EXTR_OVERWRITE);
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}
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include $_filename;
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}
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/**
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* 文件是否存在
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* @access public
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* @param string $filename 文件名
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* @return boolean
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*/
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public function has($filename,$type=''){
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return is_file($filename);
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}
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/**
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* 文件删除
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* @access public
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* @param string $filename 文件名
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* @return boolean
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*/
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public function unlink($filename,$type=''){
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unset($this->contents[$filename]);
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return is_file($filename) ? unlink($filename) : false;
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}
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/**
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* 读取文件信息
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* @access public
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* @param string $filename 文件名
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* @param string $name 信息名 mtime或者content
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* @return boolean
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*/
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public function get($filename,$name,$type=''){
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if(!isset($this->contents[$filename])){
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if(!is_file($filename)) return false;
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$this->contents[$filename]=file_get_contents($filename);
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}
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$content=$this->contents[$filename];
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$info = array(
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'mtime' => filemtime($filename),
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'content' => $content
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);
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return $info[$name];
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}
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}
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