Django subdomains Full support

gistfile1.txt

Adds Django full subdomains urls upport for urlpatterns and reverse resolving.

Requires installation into settings.py

Allows you route and generate views various urls.

'''
Example:
'domain.com' -> ''
'domain.com/doc' -> 'doc'
'domain.com/doc/' -> 'doc/'
'sub.domain.com' -> '/sub/'
'sub.domain.com/doc' -> '/sub/doc'
'sub.domain.com/doc/' -> '/sub/doc/'
'domain.com/foo' -> 'foo'
'foo.domain.com' -> '/foo/'
'sub1.sub2.domain
'''

middleware.py

from django.core import urlresolvers
from settings import SITE_DOMAIN

__author__ = 'phpdude'

class SubdomainsMiddleware:
    def process_request(self, request):
        """
        Support subdomains in request, templates
        """
        domain_parts = request.get_host().split(".")

        if len(domain_parts) > 2:
            subdomain = "_".join(domain_parts[:-2])
            if subdomain.lower() in ['www']:
                subdomain = ""
            domain = ".".join(domain_parts[1:])
        else:
            subdomain = ""
            domain = request.get_host()

        request.subdomain = subdomain.replace("_", ".")
        request.domain = domain

        if subdomain:
            request.path_info = "//" + subdomain + request.path_info


def subdomains_template_context(request):
    """
    Populate the board in the template
    """

    return {
        "subdomain": request.subdomain,
        "domain": request.domain
    }

__real_reverse = urlresolvers.reverse

def reverse(*args, **kwargs):
    url = __real_reverse(*args, **kwargs)
    if url[0:2] == "//":
        url = url[2:].split("/")
        url = "http://" + url[0].replace("_", ".") + "." + SITE_DOMAIN + "/" + "/".join(url[1:])

    return url

urlresolvers.reverse = reverse

settings.py

MIDDLEWARE_CLASSES = (
    ....
    'middleware.SubdomainsMiddleware'
    )

TEMPLATE_CONTEXT_PROCESSORS = (
    ....
    'middleware.subdomains_template_context'
    )

SITE_DOMAIN = "domain.com:8000" # Requires full domain name with port if needed for runserver enviroument

# if you want your sessions working cross domain
SESSION_COOKIE_DOMAIN = '.' + SITE_DOMAIN.split(":")[0]

I like it!