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# GNU MediaGoblin -- federated, autonomous media hosting
# Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import json
from mediagoblin.meddleware.csrf import csrf_exempt
from mediagoblin.tools.response import json_response
from mediagoblin.tools.crypto import random_string
from mediagoblin.tools.validator import validate_email, validate_url
from mediagoblin.db.models import Client
# possible client types
client_types = ["web", "native"] # currently what pump supports
@csrf_exempt
def client_register(request):
""" Endpoint for client registration """
data = request.get_data()
if request.content_type == "application/json":
try:
data = json.loads(data)
except ValueError:
return json_response({"error":"Could not decode JSON"})
elif request.content_type == "" or request.content_type == "application/x-www-form-urlencoded":
data = request.form
else:
return json_response({"error":"Unknown Content-Type"}, status=400)
if "type" not in data:
return json_response({"error":"No registration type provided"}, status=400)
if "application_type" not in data or data["application_type"] not in client_types:
return json_response({"error":"Unknown application_type."}, status=400)
client_type = data["type"]
if client_type == "client_update":
# updating a client
if "client_id" not in data:
return json_response({"error":"client_id is required to update."}, status=400)
elif "client_secret" not in data:
return json_response({"error":"client_secret is required to update."}, status=400)
client = Client.query.filter_by(id=data["client_id"], secret=data["client_secret"]).first()
if client is None:
return json_response({"error":"Unauthorized."}, status=403)
client.application_name = data.get("application_name", client.application_name)
client.application_type = data.get("application_type", client.application_type)
app_name = ("application_type", client.application_name)
if app_name in client_types:
client.application_name = app_name
elif client_type == "client_associate":
# registering
if "client_id" in data:
return json_response({"error":"Only set client_id for update."}, status=400)
elif "access_token" in data:
return json_response({"error":"access_token not needed for registration."}, status=400)
elif "client_secret" in data:
return json_response({"error":"Only set client_secret for update."}, status=400)
# generate the client_id and client_secret
client_id = random_string(22) # seems to be what pump uses
client_secret = random_string(43) # again, seems to be what pump uses
expirey = 0 # for now, lets not have it expire
expirey_db = None if expirey == 0 else expirey
# save it
client = Client(
id=client_id,
secret=client_secret,
expirey=expirey_db,
application_type=data["application_type"],
)
else:
return json_response({"error":"Invalid registration type"}, status=400)
logo_url = data.get("logo_url", client.logo_url)
if logo_url is not None and not validate_url(logo_url):
return json_response({"error":"Logo URL {0} is not a valid URL".format(logo_url)}, status=400)
else:
client.logo_url = logo_url
application_name=data.get("application_name", None)
contacts = data.get("contact", None)
if contacts is not None:
if type(contacts) is not unicode:
return json_response({"error":"contacts must be a string of space-separated email addresses."}, status=400)
contacts = contacts.split()
for contact in contacts:
if not validate_email(contact):
# not a valid email
return json_response({"error":"Email {0} is not a valid email".format(contact)}, status=400)
client.contacts = contacts
request_uri = data.get("request_uris", None)
if request_uri is not None:
if type(request_uri) is not unicode:
return json_respinse({"error":"redirect_uris must be space-separated URLs."}, status=400)
request_uri = request_uri.split()
for uri in request_uri:
if not validate_url(uri):
# not a valid uri
return json_response({"error":"URI {0} is not a valid URI".format(uri)}, status=400)
client.request_uri = request_uri
client.save()
expirey = 0 if client.expirey is None else client.expirey
return json_response(
{
"client_id":client.id,
"client_secret":client.secret,
"expires_at":expirey,
})
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