from django import http

from django.utils.translation import check_for_language, activate, to_locale, get_language

from django.utils.text import javascript_quote

from django.conf import settings

import os

import gettext as gettext_module

# taken from django/views/i18n.py

# to allow GET change (flickr does it)

def set_language(request, lang_code):

    """

    Redirect to a given url while setting the chosen language in the

    session or cookie. The url and the language code need to be

    specified in the request parameters.

    Since this view changes how the user will see the rest of the site, it must

    only be accessed as a POST request. If called as a GET request, it will

    redirect to the page in the request (the 'next' parameter) without changing

    any state.

    """

    next = request.REQUEST.get('next', None)

    if not next:

        next = request.META.get('HTTP_REFERER', None)

    if not next:

        next = '/'

    response = http.HttpResponseRedirect(next)

    if request.method == 'GET':

        #lang_code = request.GET.get('language', None)

        if lang_code and check_for_language(lang_code):

            if hasattr(request, 'session'):

                request.session['django_language'] = lang_code

            else:

                response.set_cookie('django_language', lang_code)

    return response