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# -*- coding: utf-8 -*- | |
from datetime import datetime | |
from django.core.files.base import ContentFile | |
from django.core.files.storage import Storage | |
from django.utils.deconstruct import deconstructible | |
from settings.base import get_env_variable | |
from azure.storage import BlobService | |
@deconstructible | |
class AzureBlobStorage(Storage): | |
def __init__(self, account='nyxstorage', container='pxo'): | |
self.base_storage_uri = 'http://%s.blob.core.windows.net/%s/' % ( | |
account, container) | |
self.blob_service = BlobService( | |
account, get_env_variable('AZURE_BLOB_STORAGE_KEY')) | |
self.container = container | |
def _open(self, name, mode='rb'): | |
data = self.blob_service.get_blob(self.container, name) | |
return ContentFile(data) | |
def _save(self, name, content): | |
_file = content.read() | |
file_name = content.name[-35:] | |
self.blob_service.put_blob( | |
self.container, file_name, _file, x_ms_blob_type='BlockBlob') | |
return self.base_storage_uri + file_name | |
def create_container(self, container_name): | |
result = self.blob_service.create_container( | |
container_name, x_ms_blob_public_access='container') | |
return result | |
def delete(self, name): | |
self.blob_service.delete_blob(self.container, name) | |
def exists(self, name): | |
try: | |
self.blob_service.get_blob_properties(self.container, name) | |
except: | |
return False | |
else: | |
return True | |
def get_available_name(self, name): | |
return name | |
def get_blobs(self): | |
blobs = self.blob_service.list_blobs(self.container) | |
return blobs | |
def get_valid_name(self, name): | |
return name | |
def modified_time(self, name): | |
metadata = self.blob_service.get_blob_metadata(self.container, name) | |
modified_time = float(metadata.get('x-ms-meta-modified_time')) | |
return datetime.fromtimestamp(modified_time) | |
def set_public_container(self, container_name): | |
result = self.blob_service.set_container_acl( | |
container_name, x_ms_blob_public_access='container') | |
return result | |
def size(self, name): | |
properties = self.blob_service.get_blob_properties( | |
self.container, name) | |
return properties.get('content-length') | |
def url(self, name): | |
blob = self.blob_service.list_blobs(self.container, prefix=name) | |
return blob.blobs[0].url |
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