mirror of
https://github.com/SickGear/SickGear.git
synced 2024-12-03 09:53:37 +00:00
103 lines
4.1 KiB
Python
103 lines
4.1 KiB
Python
# Copyright (c) 2006,2007 Mitch Garnaat http://garnaat.org/
|
|
#
|
|
# Permission is hereby granted, free of charge, to any person obtaining a
|
|
# copy of this software and associated documentation files (the
|
|
# "Software"), to deal in the Software without restriction, including
|
|
# without limitation the rights to use, copy, modify, merge, publish, dis-
|
|
# tribute, sublicense, and/or sell copies of the Software, and to permit
|
|
# persons to whom the Software is furnished to do so, subject to the fol-
|
|
# lowing conditions:
|
|
#
|
|
# The above copyright notice and this permission notice shall be included
|
|
# in all copies or substantial portions of the Software.
|
|
#
|
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
|
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
|
|
# ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
|
|
# SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
|
|
# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
|
|
# IN THE SOFTWARE.
|
|
|
|
"""
|
|
Provides NotificationMessage and Event classes, with utility methods, for
|
|
implementations of the Mechanical Turk Notification API.
|
|
"""
|
|
|
|
import hmac
|
|
try:
|
|
from hashlib import sha1 as sha
|
|
except ImportError:
|
|
import sha
|
|
import base64
|
|
import re
|
|
|
|
class NotificationMessage(object):
|
|
|
|
NOTIFICATION_WSDL = "http://mechanicalturk.amazonaws.com/AWSMechanicalTurk/2006-05-05/AWSMechanicalTurkRequesterNotification.wsdl"
|
|
NOTIFICATION_VERSION = '2006-05-05'
|
|
|
|
SERVICE_NAME = "AWSMechanicalTurkRequesterNotification"
|
|
OPERATION_NAME = "Notify"
|
|
|
|
EVENT_PATTERN = r"Event\.(?P<n>\d+)\.(?P<param>\w+)"
|
|
EVENT_RE = re.compile(EVENT_PATTERN)
|
|
|
|
def __init__(self, d):
|
|
"""
|
|
Constructor; expects parameter d to be a dict of string parameters from a REST transport notification message
|
|
"""
|
|
self.signature = d['Signature'] # vH6ZbE0NhkF/hfNyxz2OgmzXYKs=
|
|
self.timestamp = d['Timestamp'] # 2006-05-23T23:22:30Z
|
|
self.version = d['Version'] # 2006-05-05
|
|
assert d['method'] == NotificationMessage.OPERATION_NAME, "Method should be '%s'" % NotificationMessage.OPERATION_NAME
|
|
|
|
# Build Events
|
|
self.events = []
|
|
events_dict = {}
|
|
if 'Event' in d:
|
|
# TurboGears surprised me by 'doing the right thing' and making { 'Event': { '1': { 'EventType': ... } } } etc.
|
|
events_dict = d['Event']
|
|
else:
|
|
for k in d:
|
|
v = d[k]
|
|
if k.startswith('Event.'):
|
|
ed = NotificationMessage.EVENT_RE.search(k).groupdict()
|
|
n = int(ed['n'])
|
|
param = str(ed['param'])
|
|
if n not in events_dict:
|
|
events_dict[n] = {}
|
|
events_dict[n][param] = v
|
|
for n in events_dict:
|
|
self.events.append(Event(events_dict[n]))
|
|
|
|
def verify(self, secret_key):
|
|
"""
|
|
Verifies the authenticity of a notification message.
|
|
|
|
TODO: This is doing a form of authentication and
|
|
this functionality should really be merged
|
|
with the pluggable authentication mechanism
|
|
at some point.
|
|
"""
|
|
verification_input = NotificationMessage.SERVICE_NAME
|
|
verification_input += NotificationMessage.OPERATION_NAME
|
|
verification_input += self.timestamp
|
|
h = hmac.new(key=secret_key, digestmod=sha)
|
|
h.update(verification_input)
|
|
signature_calc = base64.b64encode(h.digest())
|
|
return self.signature == signature_calc
|
|
|
|
class Event(object):
|
|
def __init__(self, d):
|
|
self.event_type = d['EventType']
|
|
self.event_time_str = d['EventTime']
|
|
self.hit_type = d['HITTypeId']
|
|
self.hit_id = d['HITId']
|
|
if 'AssignmentId' in d: # Not present in all event types
|
|
self.assignment_id = d['AssignmentId']
|
|
|
|
#TODO: build self.event_time datetime from string self.event_time_str
|
|
|
|
def __repr__(self):
|
|
return "<boto.mturk.notification.Event: %s for HIT # %s>" % (self.event_type, self.hit_id)
|