php文件上传的例子及参数详解

php  /  管理员 发布于 7年前   161

define('MUILTI_FILE_UPLOAD', '10'); //最多10个文件同时上传 
define('MAX_SIZE_FILE_UPLOAD',  '500000' ); //文件大小不超过5MB 
define('FILE_UPLOAD_DIR', 'd:/'); //上传文件的目录 
//允许上传的文件名 
$array_extention_interdite = array( '.php' , '.php3' , '.php4' , '.exe' , '.msi' , '.htaccess' , '.gz' ); //上传文件的扩展名 

//显示信息的公共函数 
function func_message($message='', $ok=''){ 
echo '

'; 
if($ok == true){ 
echo '' ; 
}  //
if($ok == false){ 
echo ''; 
} 
echo '

	'.$message.'
	'.$message.'

';    
} 
//处理表单提交 
$action = (isset($_POST['action'])) ? $_POST['action'] :'' ; 
$file = (isset($_POST['file'])) ? $_POST['file'] :''  ; 
if($file != '') { 
    $file = $file.'/'; 
} 
$message_true = ''; 
$message_false = ''; 

switch($action){ 
case 'upload' :    
chmod(FILE_UPLOAD_DIR,0777);    
for($nb = 1 ; $nb <= MUILTI_FILE_UPLOAD ; $nb ++ ){     
if( $_FILES['file_'.$nb]['size'] >= 10 ){  
  if ($_FILES['file_'.$nb]['size'] <= MAX_SIZE_FILE_UPLOAD ){ 
if (!in_array(ereg_replace('^[[:alnum:]]([-_.]?[[:alnum:]])*\.' ,'.', $_FILES['file_'.$nb]['name'] ) , $array_extention_interdite) ){ 
                    if($_POST['file_name_'.$nb] !=''){ 
                        $file_name_final = $_POST['file_name_'.$nb].$extension ; 
                    }else { 
                        $file_name_final = $_FILES['file_'.$nb]['name'] ; 
                    } 
                    //文件名的修改 
                    $file_name_final = strtr($file_name_final, 'aaaaaa',      'AAAAAACEEEEIIIIOOOOOUUUUYaaaaaaceeeeiiiioooooouuuuyy'); 
                    $file_name_final = preg_replace('/([^.a-z0-1]+)/i', '_', $file_                                    name_final ); 

                    $_FILES['file_'.$nb]['name'] = $file_name_final;        
                     move_uploaded_file( $_FILES['file_'.$nb]['tmp_name'] , FILE_UPLOAD_ DIR .                            $file . $file_name_final ); 

                    $message_true .= '已经上传文件 : '.$_FILES['file_'.$nb]['name'] .'
'; 
                }else{ 
                    $message_false .= '文件上传失败 : '.$_FILES['file_'.$nb]['name'] .'
'; 
                } 
                }else{ 
                    $message_false .= '文件尺寸超过'.MAX_SIZE_FILE_UPLOAD/1000 . 'KB : "                               '.$_FILES['file_'.$nb]['tmp_name'].'"
';} 
                } 
    }//end for 
    break; 
} 
?> 
 
 
 
 
 
 

 
 
 
 
 
if($message_true != '') {  func_message($message_true, true); } 
if($message_false != ''){  func_message($message_false, false); } 
?> 
 
for($nb = 1 ; $nb <= MUILTI_FILE_UPLOAD ; $nb ++ ){  
?> 
 
 
 
 
 
 

 

上传文件：		新文件名（包括扩展名）：
上传目的地址：               $repertoire = opendir(FILE_UPLOAD_DIR);   while( $file = readdir($repertoire) ) {  $file = str_replace('.','',$file);      if( is_dir($file)) { ?> /     } } closedir($repertoire); ?>