def load_from_templates(self):
# Using the Django loader
bundles = DjangoLoader().load_bundles()
# Using the Jinja loader, if available
try:
import jinja2
except ImportError:
pass
else:
from webassets.ext.jinja2 import Jinja2Loader, AssetsExtension
jinja2_envs = []
# Prepare a Jinja2 environment we can later use for parsing.
# If not specified by the user, put in there at least our own
# extension, which we will need most definitely to achieve anything.
_jinja2_extensions = getattr(settings, 'ASSETS_JINJA2_EXTENSIONS',
False)
if not _jinja2_extensions:
_jinja2_extensions = [AssetsExtension.identifier]
jinja2_envs.append(
jinja2.Environment(extensions=_jinja2_extensions))
try:
from coffin.common import get_env as get_coffin_env
except ImportError:
pass
else:
jinja2_envs.append(get_coffin_env())
bundles.extend(
Jinja2Loader(get_env(), get_django_template_dirs(),
jinja2_envs).load_bundles())
return bundles
def load_from_templates(self, env):
from webassets.ext.jinja2 import Jinja2Loader, AssetsExtension
from flask import current_app as app
# Use the application's Jinja environment to parse
jinja2_env = app.jinja_env
# Get the template directories of app and blueprints
template_dirs = [path.join(app.root_path, app.template_folder)]
for blueprint in app.blueprints:
template_dirs.append(
path.join(blueprint.root_path, blueprint.template_folder))
return Jinja2Loader(env, template_dirs,
[jinja2_env]).load_bundles()
def test(self):
loader = Jinja2Loader(self.env, [self.tempdir], [self.jinja_env])
bundles = loader.load_bundles()
assert len(bundles) == 1
assert bundles[0].output == "output.html"
