www.gusucode.com > PHP版金融投资类企业PHP源码程序 > PHP版金融投资类企业/公司网站系统源码 v1.0/IVEARS_v1.0/IVEARS_v1.0/ThinkPHP/Extend/Engine/Sae/Lib/Extend/Library/ORG/Net/UploadFile_sae.class.php
<?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> // +---------------------------------------------------------------------- // $Id: UploadFile_sae.class.php 1125 2012-09-13 07:37:28Z luofei614@126.com $ /** +------------------------------------------------------------------------------ * 文件上传类 +------------------------------------------------------------------------------ * @category ORG * @package ORG * @subpackage Net * @author liu21st <liu21st@gmail.com> * @version $Id: UploadFile_sae.class.php 1125 2012-09-13 07:37:28Z luofei614@126.com $ +------------------------------------------------------------------------------ */ class UploadFile {//类定义开始 // 上传文件的最大值 private $config = array( 'maxSize' => -1, // 上传文件的最大值 'supportMulti' => true, // 是否支持多文件上传 'allowExts' => array(), // 允许上传的文件后缀 留空不作后缀检查 'allowTypes' => array(), // 允许上传的文件类型 留空不做检查 'thumb' => false, // 使用对上传图片进行缩略图处理 'imageClassPath' => 'ORG.Util.Image', // 图库类包路径 'thumbMaxWidth' => '',// 缩略图最大宽度 'thumbMaxHeight' => '',// 缩略图最大高度 'thumbPrefix' => 'thumb_',// 缩略图前缀 'thumbSuffix' => '', 'thumbPath' => '',// 缩略图保存路径 'thumbFile' => '',// 缩略图文件名 'thumbRemoveOrigin' => false,// 是否移除原图 'zipImages' => false,// 压缩图片文件上传 'autoSub' => false,// 启用子目录保存文件 'subType' => 'hash',// 子目录创建方式 可以使用hash date 'dateFormat' => 'Ymd', 'hashLevel' => 1, // hash的目录层次 'savePath' => '',// 上传文件保存路径 'autoCheck' => true, // 是否自动检查附件 'uploadReplace' => false,// 存在同名是否覆盖 'saveRule' => '',// 上传文件命名规则 'hashType' => 'md5_file',// 上传文件Hash规则函数名 ); // 错误信息 private $error = ''; // 上传成功的文件信息 private $uploadFileInfo ; //[sae] storage的domain private $domain; public function __get($name){ if(isset($this->config[$name])) { return $this->config[$name]; } return null; } public function __set($name,$value){ if(isset($this->config[$name])) { $this->config[$name] = $value; } } public function __isset($name){ return isset($this->config[$name]); } /** +---------------------------------------------------------- * 架构函数 +---------------------------------------------------------- * @access public +---------------------------------------------------------- */ public function __construct($config=array()) { if(is_array($config)) { $this->config = array_merge($this->config,$config); } } /** +---------------------------------------------------------- * 上传一个文件 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @param mixed $name 数据 * @param string $value 数据表名 +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ private function save($file) { $filename = $file['savepath'] . $file['savename']; $s = Think::instance('SaeStorage'); if (!$this->uploadReplace && $s->fileExists($this->domain, $filename)) { // 不覆盖同名文件 $this->error = '文件已经存在!' . $filename; return false; } // 如果是图像文件 检测文件格式 if (in_array(strtolower($file['extension']), array('gif', 'jpg', 'jpeg', 'bmp', 'png', 'swf')) && false === getimagesize($file['tmp_name'])) { $this->error = '非法图像文件'; return false; } //if(!move_uploaded_file($file['tmp_name'], $this->autoCharset($filename,'utf-8','gbk'))) { if (!$this->thumbRemoveOrigin && !$s->upload($this->domain, $filename, $file['tmp_name']) ) { $this->error = '文件上传失败'.$s->errmsg(); return false; } if ($this->thumb && in_array(strtolower($file['extension']), array('gif', 'jpg', 'jpeg', 'bmp', 'png'))) { $image = getimagesize($file['tmp_name']); if (false !== $image) { //是图像文件生成缩略图 $thumbWidth = explode(',', $this->thumbMaxWidth); $thumbHeight = explode(',', $this->thumbMaxHeight); $thumbPrefix = explode(',', $this->thumbPrefix); $thumbSuffix = explode(',', $this->thumbSuffix); $thumbFile = explode(',', $this->thumbFile); $thumbPath = $this->thumbPath?$this->thumbPath:dirname($filename).'/'; //[sae] 定义缩略图目录时,判断doamin $domain = $this->thumbPath ? $this->thumbDomain : $this->domain; //[sae] 用自带image类生成缩略图 // $realFilename = $this->autoSub ? basename($file['savename']) : $file['savename']; $srcWidth = $image[0]; $srcHeight = $image[1]; $img = Think::instance('SaeImage'); for ($i = 0, $len = count($thumbWidth); $i < $len; $i++) { $scale = min($thumbWidth[$i] / $srcWidth, $thumbHeight[$i] / $srcHeight); // 计算缩放比例 if ($scale >= 1) { // 超过原图大小不再缩略 $width = $srcWidth; $height = $srcHeight; } else { // 缩略图尺寸 $width = (int) ($srcWidth * $scale); $height = (int) ($srcHeight * $scale); } if(!empty($thumbFile[$i])) { $thumbname = $thumbFile[$i]; }else{ $prefix = isset($thumbPrefix[$i])?$thumbPrefix[$i]:$thumbPrefix[0]; $suffix = isset($thumbSuffix[$i])?$thumbSuffix[$i]:$thumbSuffix[0]; $thumbname = $prefix.basename($filename,'.'.$file['extension']).$suffix; } $img->setData(file_get_contents($file['tmp_name'])); $img->resize($width, $height); $new_data = $img->exec(); if (!$s->write($domain, $thumbPath . $thumbname.'.'.$file['extension'], $new_data)) { $this->error = '生成缩略图失败!'.$this->errmsg(); return false; } } } } if ($this->zipImags) { // TODO 对图片压缩包在线解压 } return true; } //[sae]获得domain,改变path private function getDomain($filePath) { $arr = explode('/', ltrim($filePath, './')); $domain = array_shift($arr); $filePath = implode('/', $arr); return array($domain, $filePath); } /** +---------------------------------------------------------- * 上传所有文件 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @param string $savePath 上传文件保存路径 +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function upload($savePath ='') { //如果不指定保存文件名,则由系统默认 if (empty($savePath)) $savePath = $this->savePath; //[sae] 去掉检查上传目录 $fileInfo = array(); $isUpload = false; //[sae] 分析出domain,第一个目录为domain list($this->domain, $savePath) = $this->getDomain($savePath); //[sae] 分析缩略图保存地址 if ($this->thumb && $this->thumbPath) list($this->thumbDomain, $this->thumbPath) = $this->getDomain($this->thumbPath); // 获取上传的文件信息 // 对$_FILES数组信息处理 $files = $this->dealFiles($_FILES); foreach ($files as $key => $file) { //过滤无效的上传 if (!empty($file['name'])) { //登记上传文件的扩展信息 $file['key'] = $key; $file['extension'] = $this->getExt($file['name']); $file['savepath'] = $savePath; $file['savename'] = $this->getSaveName($file); // 自动检查附件 if ($this->autoCheck) { if (!$this->check($file)) return false; } //保存上传文件 if (!$this->save($file)) return false; if (function_exists($this->hashType)) { $fun = $this->hashType; $file['hash'] = $fun($this->autoCharset($file['savepath'] . $file['savename'], 'utf-8', 'gbk')); } //上传成功后保存文件信息,供其他地方调用 unset($file['tmp_name'], $file['error']); $fileInfo[] = $file; $isUpload = true; } } if ($isUpload) { $this->uploadFileInfo = $fileInfo; return true; } else { $this->error = '没有选择上传文件'; return false; } } /** +---------------------------------------------------------- * 上传单个上传字段中的文件 支持多附件 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @param array $file 上传文件信息 * @param string $savePath 上传文件保存路径 +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function uploadOne($file, $savePath='') { //如果不指定保存文件名,则由系统默认 if (empty($savePath)) $savePath = $this->savePath; //[sae] 不检查上传目录 //[sae] 分析出domain,第一个目录为domain list($this->domain, $savePath) = $this->getDomain($savePath); //[sae] 分析缩略图保存地址 if ($this->thumb && $this->thumbPath) list($this->thumbDomain, $this->thumbPath) = $this->getDomain($this->thumbPath); //过滤无效的上传 if (!empty($file['name'])) { $fileArray = array(); if (is_array($file['name'])) { $keys = array_keys($file); $count = count($file['name']); for ($i = 0; $i < $count; $i++) { foreach ($keys as $key) $fileArray[$i][$key] = $file[$key][$i]; } } else { $fileArray[] = $file; } $info = array(); foreach ($fileArray as $key => $file) { //登记上传文件的扩展信息 $file['extension'] = $this->getExt($file['name']); $file['savepath'] = $savePath; $file['savename'] = $this->getSaveName($file); // 自动检查附件 if ($this->autoCheck) { if (!$this->check($file)) return false; } //保存上传文件 if (!$this->save($file)) return false; if (function_exists($this->hashType)) { $fun = $this->hashType; $file['hash'] = $fun($this->autoCharset($file['savepath'] . $file['savename'], 'utf-8', 'gbk')); } unset($file['tmp_name'], $file['error']); $info[] = $file; } // 返回上传的文件信息 return $info; } else { $this->error = '没有选择上传文件'; return false; } } /** +---------------------------------------------------------- * 转换上传文件数组变量为正确的方式 +---------------------------------------------------------- * @access private +---------------------------------------------------------- * @param array $files 上传的文件变量 +---------------------------------------------------------- * @return array +---------------------------------------------------------- */ private function dealFiles($files) { $fileArray = array(); $n = 0; foreach ($files as $file) { if (is_array($file['name'])) { $keys = array_keys($file); $count = count($file['name']); for ($i = 0; $i < $count; $i++) { foreach ($keys as $key) $fileArray[$n][$key] = $file[$key][$i]; $n++; } } else { $fileArray[$n] = $file; $n++; } } return $fileArray; } /** +---------------------------------------------------------- * 获取错误代码信息 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @param string $errorNo 错误号码 +---------------------------------------------------------- * @return void +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ protected function error($errorNo) { switch ($errorNo) { case 1: $this->error = '上传的文件超过了 php.ini 中 upload_max_filesize 选项限制的值'; break; case 2: $this->error = '上传文件的大小超过了 HTML 表单中 MAX_FILE_SIZE 选项指定的值'; break; case 3: $this->error = '文件只有部分被上传'; break; case 4: $this->error = '没有文件被上传'; break; case 6: $this->error = '找不到临时文件夹'; break; case 7: $this->error = '文件写入失败'; break; default: $this->error = '未知上传错误!'; } return; } /** +---------------------------------------------------------- * 根据上传文件命名规则取得保存文件名 +---------------------------------------------------------- * @access private +---------------------------------------------------------- * @param string $filename 数据 +---------------------------------------------------------- * @return string +---------------------------------------------------------- */ private function getSaveName($filename) { $rule = $this->saveRule; if (empty($rule)) {//没有定义命名规则,则保持文件名不变 $saveName = $filename['name']; } else { if (function_exists($rule)) { //使用函数生成一个唯一文件标识号 $saveName = $rule() . "." . $filename['extension']; } else { //使用给定的文件名作为标识号 $saveName = $rule . "." . $filename['extension']; } } if ($this->autoSub) { // 使用子目录保存文件 $filename['savename'] = $saveName; $saveName = $this->getSubName($filename) . $saveName; } return $saveName; } /** +---------------------------------------------------------- * 获取子目录的名称 +---------------------------------------------------------- * @access private +---------------------------------------------------------- * @param array $file 上传的文件信息 +---------------------------------------------------------- * @return string +---------------------------------------------------------- */ private function getSubName($file) { switch ($this->subType) { case 'date': $dir = date($this->dateFormat, time()).'/'; break; case 'hash': default: $name = md5($file['savename']); $dir = ''; for ($i = 0; $i < $this->hashLevel; $i++) { $dir .= $name{$i} . '/'; } break; } if (!is_dir($file['savepath'] . $dir)) { mkdir($file['savepath'] . $dir,0777,true); } return $dir; } /** +---------------------------------------------------------- * 检查上传的文件 +---------------------------------------------------------- * @access private +---------------------------------------------------------- * @param array $file 文件信息 +---------------------------------------------------------- * @return boolean +---------------------------------------------------------- */ private function check($file) { if ($file['error'] !== 0) { //文件上传失败 //捕获错误代码 $this->error($file['error']); return false; } //文件上传成功,进行自定义规则检查 //检查文件大小 if (!$this->checkSize($file['size'])) { $this->error = '上传文件大小不符!'; return false; } //检查文件Mime类型 if (!$this->checkType($file['type'])) { $this->error = '上传文件MIME类型不允许!'; return false; } //检查文件类型 if (!$this->checkExt($file['extension'])) { $this->error = '上传文件类型不允许'; return false; } //检查是否合法上传 if (!$this->checkUpload($file['tmp_name'])) { $this->error = '非法上传文件!'; return false; } return true; } // 自动转换字符集 支持数组转换 private function autoCharset($fContents, $from='gbk', $to='utf-8') { $from = strtoupper($from) == 'UTF8' ? 'utf-8' : $from; $to = strtoupper($to) == 'UTF8' ? 'utf-8' : $to; if (strtoupper($from) === strtoupper($to) || empty($fContents) || (is_scalar($fContents) && !is_string($fContents))) { //如果编码相同或者非字符串标量则不转换 return $fContents; } if (function_exists('mb_convert_encoding')) { return mb_convert_encoding($fContents, $to, $from); } elseif (function_exists('iconv')) { return iconv($from, $to, $fContents); } else { return $fContents; } } /** +---------------------------------------------------------- * 检查上传的文件类型是否合法 +---------------------------------------------------------- * @access private +---------------------------------------------------------- * @param string $type 数据 +---------------------------------------------------------- * @return boolean +---------------------------------------------------------- */ private function checkType($type) { if (!empty($this->allowTypes)) return in_array(strtolower($type), $this->allowTypes); return true; } /** +---------------------------------------------------------- * 检查上传的文件后缀是否合法 +---------------------------------------------------------- * @access private +---------------------------------------------------------- * @param string $ext 后缀名 +---------------------------------------------------------- * @return boolean +---------------------------------------------------------- */ private function checkExt($ext) { if (!empty($this->allowExts)) return in_array(strtolower($ext), $this->allowExts, true); return true; } /** +---------------------------------------------------------- * 检查文件大小是否合法 +---------------------------------------------------------- * @access private +---------------------------------------------------------- * @param integer $size 数据 +---------------------------------------------------------- * @return boolean +---------------------------------------------------------- */ private function checkSize($size) { return!($size > $this->maxSize) || (-1 == $this->maxSize); } /** +---------------------------------------------------------- * 检查文件是否非法提交 +---------------------------------------------------------- * @access private +---------------------------------------------------------- * @param string $filename 文件名 +---------------------------------------------------------- * @return boolean +---------------------------------------------------------- */ private function checkUpload($filename) { return is_uploaded_file($filename); } /** +---------------------------------------------------------- * 取得上传文件的后缀 +---------------------------------------------------------- * @access private +---------------------------------------------------------- * @param string $filename 文件名 +---------------------------------------------------------- * @return boolean +---------------------------------------------------------- */ private function getExt($filename) { $pathinfo = pathinfo($filename); return $pathinfo['extension']; } /** +---------------------------------------------------------- * 取得上传文件的信息 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @return array +---------------------------------------------------------- */ public function getUploadFileInfo() { return $this->uploadFileInfo; } /** +---------------------------------------------------------- * 取得最后一次错误信息 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @return string +---------------------------------------------------------- */ public function getErrorMsg() { return $this->error; } }