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import os
from datetime import datetime, timedelta
from django.conf import settings
from django.contrib.staticfiles.storage import ManifestStaticFilesStorage
from django.core.files import storage
from django.utils import timezone
class DummyStorage(storage.Storage):
"""
A storage class that implements get_modified_time() but raises
NotImplementedError for path().
"""
def _save(self, name, content):
return 'dummy'
def delete(self, name):
pass
def exists(self, name):
pass
def get_modified_time(self, name):
return datetime(1970, 1, 1, tzinfo=timezone.utc)
class PathNotImplementedStorage(storage.Storage):
def _save(self, name, content):
return 'dummy'
def _path(self, name):
return os.path.join(settings.STATIC_ROOT, name)
def exists(self, name):
return os.path.exists(self._path(name))
def listdir(self, path):
path = self._path(path)
directories, files = [], []
for entry in os.scandir(path):
if entry.is_dir():
directories.append(entry.name)
else:
files.append(entry.name)
return directories, files
def delete(self, name):
name = self._path(name)
try:
os.remove(name)
except FileNotFoundError:
pass
def path(self, name):
raise NotImplementedError
class NeverCopyRemoteStorage(PathNotImplementedStorage):
"""
Return a future modified time for all files so that nothing is collected.
"""
def get_modified_time(self, name):
return datetime.now() + timedelta(days=30)
class QueryStringStorage(storage.Storage):
def url(self, path):
return path + '?a=b&c=d'
class SimpleStorage(ManifestStaticFilesStorage):
def file_hash(self, name, content=None):
return 'deploy12345'
class ExtraPatternsStorage(ManifestStaticFilesStorage):
"""
A storage class to test pattern substitutions with more than one pattern
entry. The added pattern rewrites strings like "url(...)" to JS_URL("...").
"""
patterns = tuple(ManifestStaticFilesStorage.patterns) + (
(
"*.js", (
(r"""(url\(['"]{0,1}\s*(.*?)["']{0,1}\))""", 'JS_URL("%s")'),
),
),
)
class NoneHashStorage(ManifestStaticFilesStorage):
def file_hash(self, name, content=None):
return None
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