from django.conf import settings
from django.utils.translation import gettext as _
from mailman.client import Client
from urllib2 import HTTPError

def lists_of_domain(request):
    """ This function is a wrapper to render a list of all 
    available List registered to the current request URL
    """ 
    domain_lists = []
    domain_name = 'unknown domain'
    message = ""
    if "HTTP_HOST" in request.META.keys() :#TODO only lists of current domains if possible
        #get the URL
        web_host = ('http://%s' % request.META["HTTP_HOST"].split(":")[0])
        #querry the Domain object
        try:
            c = Client('http://localhost:8001/3.0', settings.API_USER, settings.API_PASS)
        except AttributeError, e:
            message="REST API not found / Offline"
        d = c.get_domain(web_host=web_host)
        #workaround LP:802971 - only lists of the current domain #todo a8
        if d is not None:
            domain_name = d.mail_host
            for list in c.lists:
                if list.mail_host == domain_name:
                    domain_lists.append(list)
        else:
            domain_lists = c.lists
        message = _(" - Accessing from an unknown domain - showing all lists")

    #return a Dict with the key used in templates
    return {"lists": domain_lists,"domain": domain_name, "message": message}
    
def render_css_theme(request):
    """ This function is a wrapper to render the Mailman Theme Variable from Settings
    """
    return {"MAILMAN_THEME": settings.MAILMAN_THEME}

def extend_ajax(request):
    """ This function checks if the request was made using AJAX
    Using Ajax template_extend will base_ajax.html else it will be base.html
    """
    if request.is_ajax():
        extend_template = "mailman-django/base_ajax.html"        
    else:        
        extend_template = "mailman-django/base.html"
    return {"extend_template":extend_template}