[note] switch language

django switch language.

1. settings.py --> MIDDLEWARE_CLASSES add

"django.middleware.locale.LocaleMiddleware"

2. urls.py add

(r'^i18n/', include('django.conf.urls.i18n')),

3. admin interface

select menu

<form action="/i18n/setlang/" method="post">{% csrf_token %}
    <input name="next" type="hidden" value="/" />
        <select name="language">
        {% for lang in LANGUAGES %}
            <option value="{{ lang.0 }}">{{ lang.1 }}</option>
        {% endfor %}
        </select>
    <input type="submit" value="{% trans "submit" %}" />
</form>

link

<form name="setLangEnglish" action="/i18n/setlang/" method="POST">{% csrf_token %}
    <input name="next" type="hidden" value="/" />
    <input type="hidden" name="language" value="en" />
    <a href="#" onclick="document.setLangEnglish.submit();return false;">English</a>
</form>

<form name="setLangZh_tw" action="/i18n/setlang/" method="POST">{% csrf_token %}
    <input name="next" type="hidden" value="/" />
    <input type="hidden" name="language" value="zh-tw" />
    <a href="#" onclick="document.setLangZh_tw.submit();return false;">{% trans "Traditional Chinese" %}</a>
</form>

---

*.py

from django.utils.translation import ugettext_lazy as _

_("term")
_(u"要翻譯的字串")

template *.html

{% load i18n future grp_tags %}

{% trans "Traditional Chinese" %}
{% trans "Documentation" %}