from django.conf import settings
import json

def baseurl(request):
    """
    Return a base_url template context for the current request.
    """
    if request.is_secure():
        scheme = 'https://'
    else:
        scheme = 'http://'

    return {'base_url': scheme + request.get_host() + '/'}

def playertype(request):
    return {'player_type': settings.PLAYER_TYPE}

def useliveembeds(request):
    return {'use_live_embeds': settings.USE_LIVE_EMBEDS}

def allowedhosts(request):
    return {'allowedhosts': settings.ALLOWED_HOSTS}

def allowedhosts_json(request):
    return {'allowedhosts_json': json.dumps(settings.ALLOWED_HOSTS)}

def allowedhosts_parameterized(request):
    return {'allowedhosts_parameterized': "&".join("parent=%s" % x for x in settings.ALLOWED_HOSTS)}