django-storages / storages / backends /

Andrei Coman 1390fbd 

import os.path

from django.conf import settings
from django.core.files.base import ContentFile
from import Storage
from django.core.exceptions import ImproperlyConfigured

    import azure
except ImportError:
    raise ImproperlyConfigured(
        "Could not load Azure bindings. "

def clean_name(name):
    return os.path.normpath(name).replace("\\", "/")

def setting(name, default=None):
    return getattr(settings, name, default)

class AzureStorage(Storage):
    account_name = setting("AZURE_ACCOUNT_NAME")
    account_key = setting("AZURE_ACCOUNT_KEY")
    azure_container = setting("AZURE_CONTAINER")

    def __init__(self, *args, **kwargs):
        super(AzureStorage, self).__init__(*args, **kwargs)
        self._connection = None

    def connection(self):
        if self._connection is None:
            self._connection =,
        return self._connection

    def _open(self, name, mode="rb"):
        contents = self.connection.get_blob(self.azure_container, name)
        return ContentFile(contents)

    def exists(self, name):
            self.connection.get_blob_properties(self.azure_container, name)
        except azure.WindowsAzureMissingResourceError:
            return False
            return True

    def delete(self, name):
        self.connection.delete_blob(self.azure_container, name)

    def size(self, name):
        properties = self.connection.get_blob_properties(
            self.azure_container, name)
        return properties["content-length"]

    def _save(self, name, content):
        self.connection.put_blob(self.azure_container, name,
                                 content, "BlockBlob")
        return name

    def url(self, name):
        return "%s/%s" % (self.azure_bucket, name)
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