126 lines
3.1 KiB
PHP
126 lines
3.1 KiB
PHP
<?php
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namespace Files\Operation;
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use Files\Thumbnail;
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class FileOperate implements \Files\Event\FileEvent
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{
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private $db; //传入PDO对象
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private $DefaultFetchMode = \PDO::FETCH_BOTH; //默认检索模式，防止出现sdtClass错误
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private $config; //全局配置
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public $def_allow_ext = array(
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'gif', 'jpg', 'jpeg', 'png', 'bmp',
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'flv','swf', 'mp3', 'wav', 'wma', 'wmv', 'mid', 'avi', 'mpg', 'asf', 'rm', 'rmvb',
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'pdf','doc', 'docx', 'xls', 'xlsx', 'ppt', 'htm', 'html', 'txt', 'zip', 'rar', 'gz', 'bz2'
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);
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function __construct($db = NULL)
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{
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if(empty($db))
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{
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$this->db = \Zend_Registry::get('db');
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}else{
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$this->db = $db;
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}
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$this->config = \Zend_Registry::get('config');
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}
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public function checkExt(\Zend_EventManager_Event $e){
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$file = $e->getParam('file');
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$ext_arr = $this->def_allow_ext;
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$finfo = finfo_open(FILEINFO_MIME_TYPE);
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$filetype = finfo_file($finfo, $file['tmp_name']) ; //文件mime类型
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finfo_close($finfo);
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foreach($ext_arr as $v)
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{
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if(strpos($filetype,$v) !== false)
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{
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return true;
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}
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}
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return array("error"=>"您上传的文件不在允许的范围内".$filetype." was not in ".join(",",$ext_arr));
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}//checkParam
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public function checkSize(\Zend_EventManager_Event $e){
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$file = $e->getParam('file');
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$file_size = $file['size'];
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if(!isset($conf->maxsize) && !empty($conf->maxsize))
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{
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$max_size = (int)$conf->maxsize;
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}else{
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$max_size = 30*1024*1024;
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}
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if($file_size > $max_size)
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{
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return array("error"=>'上传的文件超过了允许的文件大小');
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}
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return true;
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}//checkSize
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public function makeThumb(\Zend_EventManager_Event $e)
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{
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$file_path = $e->getParam('file_path');
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$conf = $e->getParam('conf');
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$save_path = $conf->upload;
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$dbsave = $e->getParam('db_path');
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$file_ext = $e->getParam('file_ext');
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$new_file_basename = $e->getParam('new_file_basename');
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$finfo = finfo_open(FILEINFO_MIME_TYPE);
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$filetype = finfo_file($finfo, $file_path) ; //文件mime类型
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finfo_close($finfo);
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$thumb_conf = new \Zend_Config_Ini("../application/conf/thumb.ini", "thumb");
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if($thumb_conf->makethumb != "on")
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{
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return array();
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}
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$allowmime = $thumb_conf->imagemime;
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if(empty($allowmime))
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{
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$allowmime = array('image/jpeg','image/png','image/gif');
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}else{
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$allowmime = explode(",",$allowmime);
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}
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if(!in_array($filetype,$allowmime))
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{
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return array();
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}
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$thumb_size = explode(",",$thumb_conf->thumbsize);
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$thumbnail = array();
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foreach($thumb_size as $v)
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{
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$v = (int)$v;
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$thumb = new Thumbnail($v, $v);
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$image = file_get_contents($file_path);
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$thumb->loadData($image, $filetype);
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$thumbfile = $save_path.$dbsave.$new_file_basename.'_'.$v. '.' .$file_ext;
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$thumbnail[$v] = array(
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'size' => $v,
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'ext' => $file_ext,
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'file' => $thumbfile,
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'url' => $dbsave.$new_file_basename.'_'.$v. '.' .$file_ext ,
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);
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$thumb->buildThumb($thumbfile);
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}
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return $thumbnail;
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}//makeThumb
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} |