uploader

JS

<script type="text/javascript">
$(document).ready(function(){
    $('#upload').click(function(){
        $('input[type=file]').click();
        return false;
    });

	$("#uploadfile").change(function(){
         //submit the form here
		var files = $("#fileupload")[0];
		var formdata = new FormData(files);
		//for (var i = 0; i < files.length; i++){
    		//alert(files[i].name);
			//var data = files[i].name;
			$.ajax({
				type:'POST',
				url: 'mupld.php',
				data: formdata,
				processData:false,
				contentType:false,
				cache:false,
				success: function(response){
					alert(response);
				}
			});
		//}

		//var files = $('#uploadfile').prop("files"); //files will be a FileList object.
		//alert(files);
		//var names = $.map(files, function(val) { return val.name; }); //names is an array of strings (file names)

 	});
});
</script>


HTML

<form id="fileupload" method="POST" enctype="multipart/form-data">
	<input type="file" multiple name="uploadfile[]" id="uploadfile" />
</form>



PHP

<?php
if(isset($_FILES['uploadfile'])){

    $errors= array();

	foreach($_FILES['uploadfile']['tmp_name'] as $key => $tmp_name ){
		$file_name = $key.$_FILES['uploadfile']['name'][$key];
		$file_size =$_FILES['uploadfile']['size'][$key];
		$file_tmp =$_FILES['uploadfile']['tmp_name'][$key];
		$file_type=$_FILES['uploadfile']['type'][$key];
        if($file_size > 2097152){
			$errors[]='File size must be less than 2 MB';
        }

        //$query="INSERT into upload_data (`USER_ID`,`FILE_NAME`,`FILE_SIZE`,`FILE_TYPE`) VALUES('$user_id','$file_name','$file_size','$file_type'); ";

        $desired_dir="storage";

        if(empty($errors)==true){
            if(is_dir($desired_dir)==false){
                mkdir("$desired_dir", 0700);		// Create directory if it does not exist
            }

            if(is_dir("$desired_dir/".$file_name)==false){
                move_uploaded_file($file_tmp,"$desired_dir/".$file_name);
            }
			else{									// rename the file if another one exist
                $new_dir="$desired_dir/".$file_name.time();
                 rename($file_tmp,$new_dir) ;
            }
		 //mysql_query($query);
        }
		else{
               // print_r($errors);
			   echo "Error";
        }
    }
	if(empty($error)){
		echo "Success";
	}
}
?>