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Code Issues Releases Wiki Activity

Avoided exceptions in admindocs' template detail view.

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This is marginally better than crashing when several Django template
engines are configured in a project.

Refs #24125.
This commit is contained in:
Aymeric Augustin 2015-01-11 20:16:28 +01:00
parent 3bba4b420e
commit 511a53b314
1 changed files with 16 additions and 9 deletions
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25
django/contrib/admindocs/views.py
View File

@ -8,7 +8,7 @@ from django.conf import settings
from django.contrib import admin
from django.contrib.admin.views.decorators import staff_member_required
from django.db import models
from django.core.exceptions import ViewDoesNotExist
from django.core.exceptions import ImproperlyConfigured, ViewDoesNotExist
from django.http import Http404
from django.core import urlresolvers
from django.contrib.admindocs import utils
@ -293,14 +293,21 @@ class TemplateDetailView(BaseAdminDocsView):
def get_context_data(self, **kwargs):
template = self.kwargs['template']
templates = []
for dir in Engine.get_default().dirs:
template_file = os.path.join(dir, template)
templates.append({
'file': template_file,
'exists': os.path.exists(template_file),
'contents': lambda: open(template_file).read() if os.path.exists(template_file) else '',
'order': list(Engine.get_default().dirs).index(dir),
})
try:
default_engine = Engine.get_default()
except ImproperlyConfigured:
# Non-trivial TEMPLATES settings aren't supported (#24125).
pass
else:
# This doesn't account for template loaders (#24128).
for index, directory in enumerate(default_engine.dirs):
template_file = os.path.join(directory, template)
templates.append({
'file': template_file,
'exists': os.path.exists(template_file),
'contents': lambda: open(template_file).read() if os.path.exists(template_file) else '',
'order': index,
})
kwargs.update({
'name': template,
'templates': templates,