class SyFile {
private $_upl_dir;
private $_refu_type;
private $_acce_type;
private $_errno = 0;
private $_ext;
public function __construct( $_upl_dir = '../upload', $size = 8388608 ) {
$this->_upl_dir = $_upl_dir;
if ( is_numeric( $_size ) ) @ini_set('upload_max_filesize',intval($_size));
$this->check_upload_dir();
}
/**
* set the accept file extension
* @param $acce_type;
*/
public function set_accept_type( $acce_type ) {
$this->_acce_type = $acce_type;
}
/**
* set the refuse file extension
* @param $refuse_type;
*/
public function set_refuse_type( $refuse_type ) {
$this->_refu_type = $refuse_type;
}
/**
* handing the files from the speicified file input .
* @param $name (the file input name )
* @param $over (if isn't overwrite the file)
*/
public function upload( $name,$_prefix = '', $over = true) {
$_error = $_FILES[''.$name.'']['error'];
$_local = $_FILES[''.$name.'']['name'];
$_temp = $_FILES[''.$name.'']['tmp_name'];
$_files = NULL;
$_size = count($_local);
if ( $_error != 0 ) return $_files;
$this->isLegal($_local);
if ( $this->_errno != 0 ) return $_files;
if ( $over && is_uploaded_file( $_temp ) ) {
$file = $this->generate( $_prefix );
if ( move_uploaded_file( $_temp, $this->_upl_dir.'/'.$file ) )
$_files = $file;
}
return $_files;
}
/**
* rename the new upload file
* @param $_prefix
* return the new file name;
*/
private function generate( $_prefix = '' ) {
$ret = explode(' ',microtime());
if ( $_prefix != '' ) $ret[0] = $_prefix.$ret[0];
return md5(uniqid( $ret[0],true )) . '.' .$this->_ext;;
}
/**
* check the file extension .
* @param $_name
*/
private function isLegal( $_name ) {
$_arr = explode('.',$_name);
$_size = count($_arr);
if ( $_size < 2 ) {
$this->_errno = -3;
} else {
if ( stripos( $this->_refu_type, $_arr[$_size - 1] ) !== FALSE )
$this->_errno = -1;
else if ( stripos( $this->_acce_type, $_arr[$_size - 1] ) !== FALSE )
$this->_ext = $_arr[$_size - 1];
else
$this->_errno = -2;
}
}
private function check_upload_dir() {
if ( ! file_exists( $this->_upl_dir ) ) @mkdir($this->_upl_dir);
}
public function getErrorCode() {
return $this->_errno;
}
}
这个地方写成name="upname[]" 就无法接收到input 里面的值
回复讨论(解决方案)
要这样访问 $_FILES['upname']['tmp_name'][$i]
有关php上传文件的参考文章：
php实现ftp上传下载文件的实例代码
php判断上传文件类型的代码一例
希望对你有所帮助。
谢谢 指点 已经解决了
