django1/django/core/template/loaders/filesystem.py

26 lines
976 B
Python

# Wrapper for loading templates from the filesystem.
from django.conf.settings import TEMPLATE_DIRS, TEMPLATE_FILE_EXTENSION
from django.core.template import TemplateDoesNotExist
import os
def get_template_sources(template_name, template_dirs=None):
if not template_dirs:
template_dirs = TEMPLATE_DIRS
for template_dir in template_dirs:
yield os.path.join(template_dir, template_name) + TEMPLATE_FILE_EXTENSION
def load_template_source(template_name, template_dirs=None):
tried = []
for filepath in get_template_sources(template_name, template_dirs):
try:
return (open(filepath).read(), filepath)
except IOError:
tried.append(filepath)
if template_dirs:
error_msg = "Tried %s" % tried
else:
error_msg = "Your TEMPLATE_DIRS setting is empty. Change it to point to at least one template directory."
raise TemplateDoesNotExist, error_msg
load_template_source.is_usable = True