app/django/template/loaders/eggs.py
author Todd Larsen <tlarsen@google.com>
Thu, 25 Sep 2008 17:17:11 +0000
changeset 202 b8b4a83788d4
parent 54 03e267d67478
permissions -rw-r--r--
A key_name controller module to collect all of the name...() functions that compose Model entity key names, plus some minor changes to other controller modules to illustrate the proposed use. Patch by: Todd Larsen Review by: Pawel Solyga Review URL: http://codereviews.googleopensourceprograms.com/804 Review URL: http://codereviews.googleopensourceprograms.com/804
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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