Initial commit: Email alerts application
This commit is contained in:
Iyeoluwa Akinrinola
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import time
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from twilio.jwt import Jwt
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class AccessTokenGrant(object):
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"""A Grant giving access to a Twilio Resource"""
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@property
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def key(self):
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""":rtype str Grant's twilio specific key"""
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raise NotImplementedError("Grant must have a key property.")
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def to_payload(self):
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""":return: dict something"""
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raise NotImplementedError("Grant must implement to_payload.")
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def __str__(self):
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return "<{} {}>".format(self.__class__.__name__, self.to_payload())
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class AccessToken(Jwt):
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"""Access Token containing one or more AccessTokenGrants used to access Twilio Resources"""
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ALGORITHM = "HS256"
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def __init__(
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self,
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account_sid,
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signing_key_sid,
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secret,
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grants=None,
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identity=None,
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nbf=Jwt.GENERATE,
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ttl=3600,
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valid_until=None,
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region=None,
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):
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grants = grants or []
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if any(not isinstance(g, AccessTokenGrant) for g in grants):
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raise ValueError("Grants must be instances of AccessTokenGrant.")
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self.account_sid = account_sid
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self.signing_key_sid = signing_key_sid
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self.identity = identity
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self.region = region
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self.grants = grants
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super(AccessToken, self).__init__(
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secret_key=secret,
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algorithm=self.ALGORITHM,
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issuer=signing_key_sid,
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subject=self.account_sid,
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nbf=nbf,
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ttl=ttl,
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valid_until=valid_until,
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)
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def add_grant(self, grant):
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"""Add a grant to this AccessToken"""
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if not isinstance(grant, AccessTokenGrant):
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raise ValueError("Grant must be an instance of AccessTokenGrant.")
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self.grants.append(grant)
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def _generate_headers(self):
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headers = {"cty": "twilio-fpa;v=1"}
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if self.region and isinstance(self.region, str):
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headers["twr"] = self.region
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return headers
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def _generate_payload(self):
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now = int(time.time())
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payload = {
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"jti": "{}-{}".format(self.signing_key_sid, now),
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"grants": {grant.key: grant.to_payload() for grant in self.grants},
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}
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if self.identity:
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payload["grants"]["identity"] = self.identity
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return payload
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def __str__(self):
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return "<{} {}>".format(self.__class__.__name__, self.to_jwt())
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@@ -0,0 +1,183 @@
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from twilio.jwt.access_token import AccessTokenGrant
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import warnings
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import functools
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def deprecated(func):
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"""This is a decorator which can be used to mark functions
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as deprecated. It will result in a warning being emitted
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when the function is used."""
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@functools.wraps(func)
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def new_func(*args, **kwargs):
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warnings.simplefilter("always", DeprecationWarning)
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warnings.warn(
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"Call to deprecated function {}.".format(func.__name__),
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category=DeprecationWarning,
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stacklevel=2,
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)
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warnings.simplefilter("default", DeprecationWarning)
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return func(*args, **kwargs)
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return new_func
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class ChatGrant(AccessTokenGrant):
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"""Grant to access Twilio Chat"""
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def __init__(
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self,
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service_sid=None,
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endpoint_id=None,
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deployment_role_sid=None,
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push_credential_sid=None,
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):
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self.service_sid = service_sid
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self.endpoint_id = endpoint_id
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self.deployment_role_sid = deployment_role_sid
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self.push_credential_sid = push_credential_sid
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@property
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def key(self):
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return "chat"
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def to_payload(self):
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grant = {}
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if self.service_sid:
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grant["service_sid"] = self.service_sid
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if self.endpoint_id:
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grant["endpoint_id"] = self.endpoint_id
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if self.deployment_role_sid:
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grant["deployment_role_sid"] = self.deployment_role_sid
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if self.push_credential_sid:
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grant["push_credential_sid"] = self.push_credential_sid
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return grant
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class SyncGrant(AccessTokenGrant):
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"""Grant to access Twilio Sync"""
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def __init__(self, service_sid=None, endpoint_id=None):
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self.service_sid = service_sid
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self.endpoint_id = endpoint_id
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@property
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def key(self):
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return "data_sync"
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def to_payload(self):
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grant = {}
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if self.service_sid:
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grant["service_sid"] = self.service_sid
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if self.endpoint_id:
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grant["endpoint_id"] = self.endpoint_id
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return grant
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class VoiceGrant(AccessTokenGrant):
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"""Grant to access Twilio Programmable Voice"""
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def __init__(
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self,
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incoming_allow=None,
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outgoing_application_sid=None,
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outgoing_application_params=None,
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push_credential_sid=None,
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endpoint_id=None,
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):
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self.incoming_allow = incoming_allow
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""" :type : bool """
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self.outgoing_application_sid = outgoing_application_sid
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""" :type : str """
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self.outgoing_application_params = outgoing_application_params
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""" :type : dict """
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self.push_credential_sid = push_credential_sid
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""" :type : str """
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self.endpoint_id = endpoint_id
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""" :type : str """
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@property
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def key(self):
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return "voice"
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def to_payload(self):
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grant = {}
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if self.incoming_allow is True:
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grant["incoming"] = {}
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grant["incoming"]["allow"] = True
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if self.outgoing_application_sid:
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grant["outgoing"] = {}
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grant["outgoing"]["application_sid"] = self.outgoing_application_sid
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if self.outgoing_application_params:
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grant["outgoing"]["params"] = self.outgoing_application_params
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if self.push_credential_sid:
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grant["push_credential_sid"] = self.push_credential_sid
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if self.endpoint_id:
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grant["endpoint_id"] = self.endpoint_id
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return grant
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class VideoGrant(AccessTokenGrant):
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"""Grant to access Twilio Video"""
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def __init__(self, room=None):
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self.room = room
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@property
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def key(self):
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return "video"
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def to_payload(self):
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grant = {}
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if self.room:
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grant["room"] = self.room
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return grant
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class TaskRouterGrant(AccessTokenGrant):
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"""Grant to access Twilio TaskRouter"""
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def __init__(self, workspace_sid=None, worker_sid=None, role=None):
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self.workspace_sid = workspace_sid
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self.worker_sid = worker_sid
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self.role = role
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@property
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def key(self):
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return "task_router"
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def to_payload(self):
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grant = {}
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if self.workspace_sid:
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grant["workspace_sid"] = self.workspace_sid
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if self.worker_sid:
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grant["worker_sid"] = self.worker_sid
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if self.role:
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grant["role"] = self.role
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return grant
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class PlaybackGrant(AccessTokenGrant):
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"""Grant to access Twilio Live stream"""
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def __init__(self, grant=None):
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"""Initialize a PlaybackGrant with a grant retrieved from the Twilio API."""
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self.grant = grant
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@property
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def key(self):
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"""Return the grant's key."""
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return "player"
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def to_payload(self):
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"""Return the grant."""
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return self.grant
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