複数ファイルを同時にアップロードする仕組みが必要になりそうだったので、汎用スクリプトを探してみました。

ただ、軽くみたところでは、どれも帯に短し襷に長しといった感じですね。まぁ、実際に必要になった時点で、あらためて詳細を調べたいと思います。

jQuery File Upload

File Upload widget with multiple file selection, drag&drop support, progress bars, validation and preview images, audio and video for jQuery.
Supports cross-domain, chunked and resumable file uploads and client-side image resizing. Works with any server-side platform (PHP, Python, Ruby on Rails, Java, Node.js, Go etc.) that supports standard HTML form file uploads.

Uploadify

HTML5 or Flash Multiple File Upload jQuery Plugin Script

jQuery Multiple File Upload Plugin

This jQuery Multiple File Upload Plugin ($.MultiFile) is a non-obstrusive plugin for jQuery that helps users easily select multiple files for upload quickly and easily on your server whilst also providing some basic validation functionality to help developers idenfity simple errors, without having to submit the form (ie.: upload files).