diff options
Diffstat (limited to 'webapp/django/template/loaders')
-rw-r--r-- | webapp/django/template/loaders/__init__.py | 0 | ||||
-rw-r--r-- | webapp/django/template/loaders/app_directories.py | 52 | ||||
-rw-r--r-- | webapp/django/template/loaders/eggs.py | 25 | ||||
-rw-r--r-- | webapp/django/template/loaders/filesystem.py | 31 |
4 files changed, 108 insertions, 0 deletions
diff --git a/webapp/django/template/loaders/__init__.py b/webapp/django/template/loaders/__init__.py new file mode 100644 index 0000000000..e69de29bb2 --- /dev/null +++ b/webapp/django/template/loaders/__init__.py diff --git a/webapp/django/template/loaders/app_directories.py b/webapp/django/template/loaders/app_directories.py new file mode 100644 index 0000000000..f0f4b1a70e --- /dev/null +++ b/webapp/django/template/loaders/app_directories.py @@ -0,0 +1,52 @@ +""" +Wrapper for loading templates from "template" directories in INSTALLED_APPS +packages. +""" + +import os + +from django.conf import settings +from django.core.exceptions import ImproperlyConfigured +from django.template import TemplateDoesNotExist +from django.utils._os import safe_join + +# At compile time, cache the directories to search. +app_template_dirs = [] +for app in settings.INSTALLED_APPS: + i = app.rfind('.') + if i == -1: + m, a = app, None + else: + m, a = app[:i], app[i+1:] + try: + if a is None: + mod = __import__(m, {}, {}, []) + else: + mod = getattr(__import__(m, {}, {}, [a]), a) + except ImportError, e: + raise ImproperlyConfigured, 'ImportError %s: %s' % (app, e.args[0]) + template_dir = os.path.join(os.path.dirname(mod.__file__), 'templates') + if os.path.isdir(template_dir): + app_template_dirs.append(template_dir) + +# It won't change, so convert it to a tuple to save memory. +app_template_dirs = tuple(app_template_dirs) + +def get_template_sources(template_name, template_dirs=None): + if not template_dirs: + template_dirs = app_template_dirs + for template_dir in template_dirs: + try: + yield safe_join(template_dir, template_name) + except ValueError: + # The joined path was located outside of template_dir. + pass + +def load_template_source(template_name, template_dirs=None): + for filepath in get_template_sources(template_name, template_dirs): + try: + return (open(filepath).read().decode(settings.FILE_CHARSET), filepath) + except IOError: + pass + raise TemplateDoesNotExist, template_name +load_template_source.is_usable = True diff --git a/webapp/django/template/loaders/eggs.py b/webapp/django/template/loaders/eggs.py new file mode 100644 index 0000000000..946c2b4759 --- /dev/null +++ b/webapp/django/template/loaders/eggs.py @@ -0,0 +1,25 @@ +# Wrapper for loading templates from eggs via pkg_resources.resource_string. + +try: + from pkg_resources import resource_string +except ImportError: + resource_string = None + +from django.template import TemplateDoesNotExist +from django.conf import settings + +def load_template_source(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 in settings.INSTALLED_APPS: + try: + return (resource_string(app, pkg_name).decode(settings.FILE_CHARSET), 'egg:%s:%s' % (app, pkg_name)) + except: + pass + raise TemplateDoesNotExist, template_name +load_template_source.is_usable = resource_string is not None diff --git a/webapp/django/template/loaders/filesystem.py b/webapp/django/template/loaders/filesystem.py new file mode 100644 index 0000000000..9997eb9a54 --- /dev/null +++ b/webapp/django/template/loaders/filesystem.py @@ -0,0 +1,31 @@ +""" +Wrapper for loading templates from the filesystem. +""" + +from django.conf import settings +from django.template import TemplateDoesNotExist +from django.utils._os import safe_join + +def get_template_sources(template_name, template_dirs=None): + if not template_dirs: + template_dirs = settings.TEMPLATE_DIRS + for template_dir in template_dirs: + try: + yield safe_join(template_dir, template_name) + except ValueError: + # The joined path was located outside of template_dir. + pass + +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().decode(settings.FILE_CHARSET), filepath) + except IOError: + tried.append(filepath) + if tried: + 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 |