if (is_array($_files[$this->up_name])) {$up_arr = count($_files[$this->up_name]);$up_all = count($_files[$this->up_name], 1);$up_cnt = ($up_all - $up_arr) / $up_arr;for ($i = 0; $i if ($_files[$this->up_name]['error'][$i] != 4) {$this->up_files[] = array('tmp_name' => $_files[$this->up_name]['tmp_name'][$i],'name' => $_files[$this->up_name]['name'][$i],'type' => $_files[$this->up_name]['type'][$i],'size' => $_files[$this->up_name]['size'][$i],'error' => $_files[$this->up_name]['error'][$i]);}}$this->up_num = count($this->up_files);} else {if (isset($_files[$this->up_name])) {$this->up_files = array('tmp_name' => $_files[$this->up_name]['tmp_name'],'name' => $_files[$this->up_name]['name'],'type' => $_files[$this->up_name]['type'],'size' => $_files[$this->up_name]['size'],'error' => $_files[$this->up_name]['error']);$this->up_num = 1;} else {exit('没找找到需要upload的文件！');}}$this->chkupload();
}private function chkupload() {
if (empty($this->up_ext)) {$up_mime = array('image/wbmp', 'image/bmp', 'image/gif', 'image/pjpeg', 'image/x-png');foreach ($this->up_files as $up_file) {$up_allw = false;foreach ($up_mime as $mime) {if ($up_file['type'] == $mime) {$up_allw = true; break;}}!$up_allw && exit('不允许上传'.$up_file['type'].'格式的文件！');if ($up_file['size'] / 1024 > $this->up_max) {
exit('不允许上传大于 '.$this->up_max.'k 的文件！');}}} else {foreach ($this->up_files as $up_file) {$up_ext = end(explode('.', $up_file['name']));$up_allw = false;
foreach ($this->up_ext as $ext) {if ($up_ext == $ext) {$up_allw = true; break;}}!$up_allw && exit('不允许上传.'.$up_ext.'格式的文件！');if ($up_file['size'] / 1024 > $this->up_max) {
exit('不允许上传大于 '.$this->up_max.'k 的文件！');}}}$this->uploading();
}private function uploading() {
if (io::dircreate($this->up_dir)) {if (chmod($this->up_dir, 0777)) {if (!empty($this->up_files)) {foreach ($this->up_files as $up_file) {if (is_uploaded_file($up_file['tmp_name'])) {$file_name = $up_file['name'];if ($this->up_rename) {$file_ext = end(explode('.', $file_name));$file_rnd = substr(md5(uniqid()), mt_rand(0, 26), 6);$file_name = date('ymdhis').'_'.$file_rnd.'.'.$file_ext;}$file_name = $this->up_dir.'/'.$file_name;if (move_uploaded_file($up_file['tmp_name'], $file_name)) {
$this->up_ret[] = str_replace(website_dirroot, '', $file_name);} else {exit('文件上传失败！');}}}}} else {exit('未开启写入权限！');}} else {exit('上传目录创建失败！');}}public function getupload() {
return empty($this->up_ret) ? false : $this->up_ret;}function __destruct() {}
}?>
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