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118 lines
3.4 KiB
118 lines
3.4 KiB
<?php
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// +----------------------------------------------------------------------
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// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2006-2014 http://thinkphp.cn 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: 麦当苗儿 <zuojiazi@vip.qq.com> <http://www.zjzit.cn>
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// +----------------------------------------------------------------------
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namespace Think\Upload\Driver;
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class Local{
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/**
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* 上传文件根目录
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* @var string
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*/
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private $rootPath;
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/**
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* 本地上传错误信息
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* @var string
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*/
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private $error = ''; //上传错误信息
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/**
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* 构造函数，用于设置上传根路径
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*/
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public function __construct($config = null){
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}
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/**
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* 检测上传根目录
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* @param string $rootpath 根目录
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* @return boolean true-检测通过，false-检测失败
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*/
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public function checkRootPath($rootpath){
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if(!(is_dir($rootpath) && is_writable($rootpath))){
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$this->error = '上传根目录不存在！请尝试手动创建:'.$rootpath;
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return false;
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}
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$this->rootPath = $rootpath;
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return true;
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}
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/**
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* 检测上传目录
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* @param string $savepath 上传目录
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* @return boolean 检测结果，true-通过，false-失败
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*/
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public function checkSavePath($savepath){
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/* 检测并创建目录 */
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if (!$this->mkdir($savepath)) {
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return false;
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} else {
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/* 检测目录是否可写 */
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if (!is_writable($this->rootPath . $savepath)) {
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$this->error = '上传目录 ' . $savepath . ' 不可写！';
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return false;
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} else {
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return true;
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}
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}
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}
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/**
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* 保存指定文件
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* @param array $file 保存的文件信息
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* @param boolean $replace 同名文件是否覆盖
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* @return boolean 保存状态，true-成功，false-失败
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*/
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public function save($file, $replace=true) {
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$filename = $this->rootPath . $file['savepath'] . $file['savename'];
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/* 不覆盖同名文件 */
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if (!$replace && is_file($filename)) {
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$this->error = '存在同名文件' . $file['savename'];
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return false;
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}
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/* 移动文件 */
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if (!move_uploaded_file($file['tmp_name'], $filename)) {
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$this->error = '文件上传保存错误！';
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return false;
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}
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return true;
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}
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/**
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* 创建目录
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* @param string $savepath 要创建的穆里
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* @return boolean 创建状态，true-成功，false-失败
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*/
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public function mkdir($savepath){
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$dir = $this->rootPath . $savepath;
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if(is_dir($dir)){
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return true;
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}
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if(mkdir($dir, 0777, true)){
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return true;
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} else {
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$this->error = "目录 {$savepath} 创建失败！";
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return false;
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}
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}
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/**
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* 获取最后一次上传错误信息
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* @return string 错误信息
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*/
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public function getError(){
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return $this->error;
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}
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}
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