app/django/template/loaders/eggs.py
author Sverre Rabbelier <srabbelier@gmail.com>
Thu, 09 Oct 2008 23:48:20 +0000
changeset 294 1fdaab4a6ef2
parent 54 03e267d67478
permissions -rw-r--r--
Refactor existing code to use the new access module Instead of ending up with many different ways to do access control, we end up having only one centralized place wher access control is done. Patch by: Sverre Rabbelier Reviewed by: Pawel Solyga, Augie Fackler, Todd Larsen Reviewed at: http://codereviews.googleopensourceprograms.com/1601 Review id: 1601
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# Wrapper for loading templates from eggs via pkg_resources.resource_string.
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try:
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    from pkg_resources import resource_string
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except ImportError:
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    resource_string = None
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from django.template import TemplateDoesNotExist
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from django.conf import settings
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def load_template_source(template_name, template_dirs=None):
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    """
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    Loads templates from Python eggs via pkg_resource.resource_string.
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    For every installed app, it tries to get the resource (app, template_name).
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    """
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    if resource_string is not None:
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        pkg_name = 'templates/' + template_name
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        for app in settings.INSTALLED_APPS:
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            try:
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                return (resource_string(app, pkg_name).decode(settings.FILE_CHARSET), 'egg:%s:%s' % (app, pkg_name))
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            except:
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                pass
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    raise TemplateDoesNotExist, template_name
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load_template_source.is_usable = resource_string is not None