app/django/template/loaders/eggs.py
author Sverre Rabbelier <srabbelier@gmail.com>
Wed, 21 Jan 2009 16:12:01 +0000
changeset 873 cbb1d15ffe91
parent 54 03e267d67478
permissions -rw-r--r--
Added a merge_params and check_access decorator The merge_params decorator is very simple and takes self._params and merges it with params. It's main purpose is to explicitly mark the views in which it is intended that self._params is merged raw. The check_access decorator factors out the access checking process and passes args and kwargs to the access checking methods. Patch by: Sverre Rabbelier

# Wrapper for loading templates from eggs via pkg_resources.resource_string.

try:
    from pkg_resources import resource_string
except ImportError:
    resource_string = None

from django.template import TemplateDoesNotExist
from django.conf import settings

def load_template_source(template_name, template_dirs=None):
    """
    Loads templates from Python eggs via pkg_resource.resource_string.

    For every installed app, it tries to get the resource (app, template_name).
    """
    if resource_string is not None:
        pkg_name = 'templates/' + template_name
        for app in settings.INSTALLED_APPS:
            try:
                return (resource_string(app, pkg_name).decode(settings.FILE_CHARSET), 'egg:%s:%s' % (app, pkg_name))
            except:
                pass
    raise TemplateDoesNotExist, template_name
load_template_source.is_usable = resource_string is not None