Ejemplo n.º 1
0
    def __call__(self, environ, start_response):
        g = self.config['pylons.app_globals']
        http_host = environ.get('HTTP_HOST', 'localhost').lower()
        domain, s, port = http_host.partition(':')

        # remember the port
        try:
            environ['request_port'] = int(port)
        except ValueError:
            pass

        # localhost is exempt so paster run/shell will work
        # media_domain doesn't need special processing since it's just ads
        is_media_only_domain = (is_subdomain(domain, g.media_domain)
                                and g.domain != g.media_domain)
        if domain == "localhost" or is_media_only_domain:
            return self.app(environ, start_response)

        # tell reddit_base to redirect to the appropriate subreddit for
        # a legacy CNAME
        if not is_subdomain(domain, g.domain):
            environ['legacy-cname'] = domain
            return self.app(environ, start_response)

        # How many characters to chop off the end of the hostname before
        # we start looking at subdomains
        ignored_suffix_len = len(g.domain)

        # figure out what subdomain we're on, if any
        subdomains = domain[:-ignored_suffix_len - 1].split('.')

        sr_redirect = None
        prefix_parts = []
        for subdomain in subdomains[:]:
            extension = g.extension_subdomains.get(subdomain)
            # These subdomains are reserved, don't treat them as SR
            # or language subdomains.
            if subdomain in g.reserved_subdomains:
                # Some subdomains are reserved, but also can't be mixed into
                # the domain prefix for various reasons (permalinks will be
                # broken, etc.)
                if subdomain in g.ignored_subdomains:
                    continue
                prefix_parts.append(subdomain)
            elif extension:
                environ['reddit-domain-extension'] = extension
            elif is_language_subdomain(subdomain):
                environ['reddit-prefer-lang'] = subdomain
            else:
                sr_redirect = subdomain
                subdomains.remove(subdomain)

        if 'reddit-prefer-lang' in environ:
            prefix_parts.insert(0, environ['reddit-prefer-lang'])
        if prefix_parts:
            environ['reddit-domain-prefix'] = '.'.join(prefix_parts)

        # if there was a subreddit subdomain, redirect
        if sr_redirect and environ.get("FULLPATH"):
            if not subdomains and g.domain_prefix:
                subdomains.append(g.domain_prefix)
            subdomains.append(g.domain)
            redir = "%s/%s/%s/%s" % ('.'.join(subdomains),
                                     g.brander_community_abbr, sr_redirect,
                                     environ['FULLPATH'])
            redir = g.default_scheme + "://" + redir.replace('//', '/')

            start_response("301 Moved Permanently", [("Location", redir)])
            return [""]

        return self.app(environ, start_response)
Ejemplo n.º 2
0
    def __call__(self, environ, start_response):
        g = self.config['pylons.app_globals']
        http_host = environ.get('HTTP_HOST', 'localhost').lower()
        domain, s, port = http_host.partition(':')

        # remember the port
        try:
            environ['request_port'] = int(port)
        except ValueError:
            pass

        # localhost is exempt so paster run/shell will work
        # media_domain doesn't need special processing since it's just ads
        is_media_only_domain = (is_subdomain(domain, g.media_domain) and
                                g.domain != g.media_domain)
        if domain == "localhost" or is_media_only_domain:
            return self.app(environ, start_response)

        # tell reddit_base to redirect to the appropriate subreddit for
        # a legacy CNAME
        if not is_subdomain(domain, g.domain):
            environ['legacy-cname'] = domain
            return self.app(environ, start_response)

        # How many characters to chop off the end of the hostname before
        # we start looking at subdomains
        ignored_suffix_len = len(g.domain)

        # figure out what subdomain we're on, if any
        subdomains = domain[:-ignored_suffix_len - 1].split('.')

        sr_redirect = None
        prefix_parts = []
        for subdomain in subdomains[:]:
            extension = g.extension_subdomains.get(subdomain)
            # These subdomains are reserved, don't treat them as SR
            # or language subdomains.
            if subdomain in g.reserved_subdomains:
                # Some subdomains are reserved, but also can't be mixed into
                # the domain prefix for various reasons (permalinks will be
                # broken, etc.)
                if subdomain in g.ignored_subdomains:
                    continue
                prefix_parts.append(subdomain)
            elif extension:
                environ['reddit-domain-extension'] = extension
            elif is_language_subdomain(subdomain):
                environ['reddit-prefer-lang'] = subdomain
            else:
                sr_redirect = subdomain
                subdomains.remove(subdomain)

        if 'reddit-prefer-lang' in environ:
            prefix_parts.insert(0, environ['reddit-prefer-lang'])
        if prefix_parts:
            environ['reddit-domain-prefix'] = '.'.join(prefix_parts)

        # if there was a subreddit subdomain, redirect
        if sr_redirect and environ.get("FULLPATH"):
            if not subdomains and g.domain_prefix:
                subdomains.append(g.domain_prefix)
            subdomains.append(g.domain)
            redir = "%s/r/%s/%s" % ('.'.join(subdomains),
                                    sr_redirect, environ['FULLPATH'])
            redir = g.default_scheme + "://" + redir.replace('//', '/')

            start_response("301 Moved Permanently", [("Location", redir)])
            return [""]

        return self.app(environ, start_response)