1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
# Wrapper for loading templates from eggs via pkg_resources.resource_string.
from __future__ import unicode_literals
from django.apps import apps
from django.template.base import TemplateDoesNotExist
from django.utils import six
from .base import Loader as BaseLoader
try:
from pkg_resources import resource_string
except ImportError:
resource_string = None
class Loader(BaseLoader):
is_usable = resource_string is not None
def load_template_source(self, 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_config in apps.get_app_configs():
try:
resource = resource_string(app_config.name, pkg_name)
except Exception:
continue
if six.PY2:
resource = resource.decode(self.engine.file_charset)
return (resource, 'egg:%s:%s' % (app_config.name, pkg_name))
raise TemplateDoesNotExist(template_name)
|
