mirror of
https://github.com/morpheus65535/bazarr
synced 2024-12-27 10:07:22 +00:00
54 lines
2 KiB
Python
54 lines
2 KiB
Python
from datetime import timedelta
|
|
from flask import make_response, request, current_app
|
|
from functools import update_wrapper
|
|
|
|
|
|
def crossdomain(origin=None, methods=None, headers=None, expose_headers=None,
|
|
max_age=21600, attach_to_all=True,
|
|
automatic_options=True, credentials=False):
|
|
"""
|
|
http://flask.pocoo.org/snippets/56/
|
|
"""
|
|
if methods is not None:
|
|
methods = ', '.join(sorted(x.upper() for x in methods))
|
|
if headers is not None and not isinstance(headers, str):
|
|
headers = ', '.join(x.upper() for x in headers)
|
|
if expose_headers is not None and not isinstance(expose_headers, str):
|
|
expose_headers = ', '.join(x.upper() for x in expose_headers)
|
|
if not isinstance(origin, str):
|
|
origin = ', '.join(origin)
|
|
if isinstance(max_age, timedelta):
|
|
max_age = max_age.total_seconds()
|
|
|
|
def get_methods():
|
|
if methods is not None:
|
|
return methods
|
|
|
|
options_resp = current_app.make_default_options_response()
|
|
return options_resp.headers['allow']
|
|
|
|
def decorator(f):
|
|
def wrapped_function(*args, **kwargs):
|
|
if automatic_options and request.method == 'OPTIONS':
|
|
resp = current_app.make_default_options_response()
|
|
else:
|
|
resp = make_response(f(*args, **kwargs))
|
|
if not attach_to_all and request.method != 'OPTIONS':
|
|
return resp
|
|
|
|
h = resp.headers
|
|
|
|
h['Access-Control-Allow-Origin'] = origin
|
|
h['Access-Control-Allow-Methods'] = get_methods()
|
|
h['Access-Control-Max-Age'] = str(max_age)
|
|
if credentials:
|
|
h['Access-Control-Allow-Credentials'] = 'true'
|
|
if headers is not None:
|
|
h['Access-Control-Allow-Headers'] = headers
|
|
if expose_headers is not None:
|
|
h['Access-Control-Expose-Headers'] = expose_headers
|
|
return resp
|
|
|
|
f.provide_automatic_options = False
|
|
return update_wrapper(wrapped_function, f)
|
|
return decorator
|