html5 拖放上传
css和js文件到演示页面可以查看源码下载
XML/HTML Code
- <!DOCTYPE html>
- <html>
- <head>
- <meta charset="utf-8" />
- <title>html5 拖放上传</title>
- <link rel="stylesheet" href="assets/css/styles.css" />
- <!--[if lt IE 9]>
- <script src="http://html5shiv.googlecode.com/svn/trunk/html5.js"></script>
- <![endif]-->
- </head>
- <body>
- <div id="dropbox">
- <span class="message">拖动图片到这里. <br /><i>(上传的图片仅仅自己可以看到)</i></span>
- </div>
- <script src="../../js/jquery-1.9.1.min.js"></script>
- <!-- Including the HTML5 Uploader plugin -->
- <script src="assets/js/jquery.filedrop.js"></script>
- <!-- The main script file -->
- <script src="assets/js/script.js"></script>
- </body>
- </html>
post_file.php
PHP Code
- <?php
- // If you want to ignore the uploaded files,
- // set $demo_mode to true;
- $demo_mode = false;
- $upload_dir = '../upload/';
- $allowed_ext = array('jpg','jpeg','png','gif');
- if(strtolower($_SERVER['REQUEST_METHOD']) != 'post'){
- exit_status('Error! Wrong HTTP method!');
- }
- if(array_key_exists('pic',$_FILES) && $_FILES['pic']['error'] == 0 ){
- $pic = $_FILES['pic'];
- if(!in_array(get_extension($pic['name']),$allowed_ext)){
- exit_status('Only '.implode(',',$allowed_ext).' files are allowed!');
- }
- if($demo_mode){
- // File uploads are ignored. We only log them.
- $line = implode(' ', array( date('r'), $_SERVER['REMOTE_ADDR'], $pic['size'], $pic['name']));
- file_put_contents('log.txt', $line.PHP_EOL, FILE_APPEND);
- exit_status('Uploads are ignored in demo mode.');
- }
- // Move the uploaded file from the temporary
- // directory to the uploads folder:
- if(move_uploaded_file($pic['tmp_name'], $upload_dir.$pic['name'])){
- exit_status('File was uploaded successfuly!');
- }
- }
- exit_status('Something went wrong with your upload!');
- // Helper functions
- function exit_status($str){
- echo json_encode(array('status'=>$str));
- exit;
- }
- function get_extension($file_name){
- $ext = explode('.', $file_name);
- $ext = array_pop($ext);
- return strtolower($ext);
- }
- ?>
原文地址:http://www.freejs.net/article_jquerytupiantexiao_90.html