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import coip.mimeparse as mimeparse
import re
from django.conf import settings
from django.shortcuts import render_to_response
from django.http import HttpResponse, HttpResponseForbidden
from django.utils import simplejson
from django.template import loader
from coip.settings import PREFIX_URL
from coip.apps.membership.models import has_member
from coip.apps.userprofile.models import user_profile, Identifier
default_suffix_mapping = {"\.htm(l?)$": "text/html",
"\.json$": "application/json",
"\.rss$": "application/rss+xml",
"\.torrent$": "application/x-bittorrent"}
def _accept_types(request, suffix):
for r in suffix.keys():
p = re.compile(r)
if p.search(request.path):
return suffix.get(r)
return None
def timeAsrfc822 ( theTime ) :
import rfc822
return rfc822 . formatdate ( rfc822 . mktime_tz ( rfc822 . parsedate_tz ( theTime . strftime ( "%a, %d %b %Y %H:%M:%S" ) ) ) )
def make_response_dict(request,d={}):
if request.user.is_authenticated():
d['user'] = request.user
d['profile'] = user_profile(request.user)
d['prefix_url'] = PREFIX_URL
if d.has_key('name'):
name = d['name']
if name:
d['render'] = {'delete': name.has_permission(request.user,'d'),
'edit': name.has_permission(request.user,'w'),
'invite': name.has_permission(request.user,'i'),
'kick': name.has_permission(request.user,'i'),
'acl': name.has_permission(request.user,'a'),
'add': name.has_permission(request.user,'w'),
'join': name.has_permission(request.user,'i') and not has_member(name,request.user),
'up': (name.parent and name.parent.has_permission(request.user,'r')) or not name.parent}
return d
def json_response(data):
r = HttpResponse(simplejson.dumps(data),content_type='application/json')
r['Cache-Control'] = 'no-cache, must-revalidate'
r['Pragma'] = 'no-cache'
return r
def render403(request,message="You don't seem to have enough rights for what you are trying to do....",dict={}):
dict['message'] = message
dict['user'] = request.user
if request.user.is_authenticated():
dict['profile'] = user_profile(request.user)
return HttpResponseForbidden(loader.render_to_string("403.html",dict))
def respond_to(request, template_mapping, dict={}, suffix_mapping=default_suffix_mapping):
accept = _accept_types(request, suffix_mapping)
if accept is None:
accept = (request.META['HTTP_ACCEPT'].split(','))[0]
content_type = mimeparse.best_match(template_mapping.keys(), accept)
template = None
if template_mapping.has_key(content_type):
template = template_mapping[content_type]
else:
template = template_mapping["text/html"]
if callable(template):
response = template(make_response_dict(request,dict))
elif isinstance(template, HttpResponse):
response = template
response['Content-Type'] = "%s; charset=%s" % (content_type, settings.DEFAULT_CHARSET)
else:
response = render_to_response(template,make_response_dict(request,dict))
response['Content-Type'] = "%s; charset=%s" % (content_type, settings.DEFAULT_CHARSET)
return response
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