[Django][s6]: Google Gears

自己紹介

• id:MiCHiLU
• http://michilu.com
• takanao@endoh.tk

Django オンラインドキュメント和訳

http://michilu.com/django/doc-ja/index/

Google Code

http://code.google.com/u/Takanao.Endoh/

Google Gears

http://gears.google.com/ http://code.google.com/p/google-gears/

Google Gears is

an open source browser extension that lets developers create web applications that can run offline.

• Google Reader (en)
• Django オンラインドキュメント和訳

Require

• Firefox 1.5+, IE 6+ (Safari)
• JavaScript

Features

• LocalServer

• Databese

• WorkerPool

  

LocalServer

Cache and serve application resources locally (HTML, JavaScript, images, etc.)

Database

Store data locally in a fully-searchable relational database (SQLite)

WorkerPool

Run asynchronous Javascript to improve application responsiveness (threading)

DEMO

Django オンラインドキュメント和訳 http://michilu.com/django/doc-ja/index/

Sample Code

Django Views

def doc_index_json(request, target_dir, base_url, callback=None):
    result = dict()
    timestamp_dict = util.get_timestamp(target_dir, extension=".txt")
    for key, value in timestamp_dict.items():
        key = base_url % key[:key.rindex(".")]
        result[key] = dateformat.DateFormat(value).format("r")
    result = "[%s]" % simplejson.dumps(result)
    if callback:
        result = to_jsonp(callback, result)
    return HttpResponse(result, mimetype=mimetype("json"))

Django Views

詳しくは

http://michilu.googlecode.com /svn/trunk/doc/views.py

JavaScript

function updating (JSON) { count.reset();
    for (var key in JSON){
        if ( localServer.isCaptured(url) &&
            Date.parse(JSON[key]) <= Date.parse(
                localServer.getHeader(url, "Last-Modified"))) {
        } else { count.up();
            localServer.capture(url, function(){count.down();});
        };
    };
};

JavaScript

詳しくは

http://michilu.com/static/doc-ja/js/site.js

Google Gears Databese

SQL on JavaScript

Google Gears ORM

http://www.urielkatz.com/archive/tag/GearsORM/

with Django

Django Offline

http://code.google.com/p/django-offline/

＞＜

ソースは まだ ないよ (はぁと)

Architecture

UI
 |
jQuery
 |
Switcher  <-- (Online) -->  Django  <-->  Database
 ^
 |
 +- (Online? Offline?) -->  Google Gears (Database)

Architecture

via apexdevnet.com

まとめ

Google Gears は便利

Django なら

「 オフ ラインドキュメント和訳 」

があるよ！

ご清聴ありがとうございました

Extras

Django-ja 絶賛募集中!!!

和訳してくれる人も募集中!!!

Django-ja at lingr

http://www.lingr.com/room/django-ja

Django 紹介

MVC vs MVT, TESTツール付属, バッテリ付属, スケーラビリティ, SQLArchemy, Cache, クールなAdmin画面, Middleware, Generic Views

and more Google Code

• Django REST Interface
• Django OpenID Auth
• Django Mobile JP

Documents

• 本家Wiki
• 日本語Wiki hosted by ueblog

The END