website/src/change_lang.py

27 lines
656 B
Python

from django.template import Library
from django.core.urlresolvers import resolve, reverse
from django.utils.translation import activate, get_language
register = Library()
@register.simple_tag(takes_context=True)
def change_lang(context, lang=None, *args, **kwargs):
"""
Get active page's url by a specified language
Usage: {% change_lang 'en' %}
"""
path = context['request'].path
url_parts = resolve( path )
url = path
cur_language = get_language()
try:
activate(lang)
url = reverse( url_parts.view_name, kwargs=url_parts.kwargs )
finally:
activate(cur_language)
return "%s" % url