Merge pull request #3046 from matrix-org/dbkr/join_group

Implement group join API
This commit is contained in:
Luke Barnard 2018-04-06 16:24:32 +01:00 committed by GitHub
commit 135fc5b9cd
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5 changed files with 136 additions and 28 deletions

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@ -614,6 +614,19 @@ class TransportLayerClient(object):
ignore_backoff=True,
)
@log_function
def join_group(self, destination, group_id, user_id, content):
"""Attempts to join a group
"""
path = PREFIX + "/groups/%s/users/%s/join" % (group_id, user_id)
return self.client.post_json(
destination=destination,
path=path,
data=content,
ignore_backoff=True,
)
@log_function
def invite_to_group(self, destination, group_id, user_id, requester_user_id, content):
"""Invite a user to a group
@ -858,8 +871,8 @@ class TransportLayerClient(object):
)
@log_function
def set_group_joinable(self, destination, group_id, requester_user_id,
content):
def set_group_join_policy(self, destination, group_id, requester_user_id,
content):
"""Sets the join policy for a group
"""
path = PREFIX + "/groups/%s/settings/m.join_policy" % (group_id,)

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@ -803,6 +803,23 @@ class FederationGroupsAcceptInviteServlet(BaseFederationServlet):
defer.returnValue((200, new_content))
class FederationGroupsJoinServlet(BaseFederationServlet):
"""Attempt to join a group
"""
PATH = "/groups/(?P<group_id>[^/]*)/users/(?P<user_id>[^/]*)/join$"
@defer.inlineCallbacks
def on_POST(self, origin, content, query, group_id, user_id):
if get_domain_from_id(user_id) != origin:
raise SynapseError(403, "user_id doesn't match origin")
new_content = yield self.handler.join_group(
group_id, user_id, content,
)
defer.returnValue((200, new_content))
class FederationGroupsRemoveUserServlet(BaseFederationServlet):
"""Leave or kick a user from the group
"""
@ -1182,6 +1199,7 @@ GROUP_SERVER_SERVLET_CLASSES = (
FederationGroupsInvitedUsersServlet,
FederationGroupsInviteServlet,
FederationGroupsAcceptInviteServlet,
FederationGroupsJoinServlet,
FederationGroupsRemoveUserServlet,
FederationGroupsSummaryRoomsServlet,
FederationGroupsCategoriesServlet,

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@ -404,9 +404,16 @@ class GroupsServerHandler(object):
yield self.check_group_is_ours(group_id, requester_user_id)
group_description = yield self.store.get_group(group_id)
group = yield self.store.get_group(group_id)
if group:
cols = [
"name", "short_description", "long_description",
"avatar_url", "is_public",
]
group_description = {key: group[key] for key in cols}
group_description["is_openly_joinable"] = group["join_policy"] == "open"
if group_description:
defer.returnValue(group_description)
else:
raise SynapseError(404, "Unknown group")
@ -677,6 +684,40 @@ class GroupsServerHandler(object):
else:
raise SynapseError(502, "Unknown state returned by HS")
@defer.inlineCallbacks
def _add_user(self, group_id, user_id, content):
"""Add a user to a group based on a content dict.
See accept_invite, join_group.
"""
if not self.hs.is_mine_id(user_id):
local_attestation = self.attestations.create_attestation(
group_id, user_id,
)
remote_attestation = content["attestation"]
yield self.attestations.verify_attestation(
remote_attestation,
user_id=user_id,
group_id=group_id,
)
else:
local_attestation = None
remote_attestation = None
is_public = _parse_visibility_from_contents(content)
yield self.store.add_user_to_group(
group_id, user_id,
is_admin=False,
is_public=is_public,
local_attestation=local_attestation,
remote_attestation=remote_attestation,
)
defer.returnValue(local_attestation)
@defer.inlineCallbacks
def accept_invite(self, group_id, requester_user_id, content):
"""User tries to accept an invite to the group.
@ -693,30 +734,27 @@ class GroupsServerHandler(object):
if not is_invited:
raise SynapseError(403, "User not invited to group")
if not self.hs.is_mine_id(requester_user_id):
local_attestation = self.attestations.create_attestation(
group_id, requester_user_id,
)
remote_attestation = content["attestation"]
local_attestation = yield self._add_user(group_id, requester_user_id, content)
yield self.attestations.verify_attestation(
remote_attestation,
user_id=requester_user_id,
group_id=group_id,
)
else:
local_attestation = None
remote_attestation = None
defer.returnValue({
"state": "join",
"attestation": local_attestation,
})
is_public = _parse_visibility_from_contents(content)
@defer.inlineCallbacks
def join_group(self, group_id, requester_user_id, content):
"""User tries to join the group.
yield self.store.add_user_to_group(
group_id, requester_user_id,
is_admin=False,
is_public=is_public,
local_attestation=local_attestation,
remote_attestation=remote_attestation,
This will error if the group requires an invite/knock to join
"""
group_info = yield self.check_group_is_ours(
group_id, requester_user_id, and_exists=True
)
if group_info['join_policy'] != "open":
raise SynapseError(403, "Group is not publicly joinable")
local_attestation = yield self._add_user(group_id, requester_user_id, content)
defer.returnValue({
"state": "join",
@ -874,7 +912,7 @@ def _parse_join_policy_dict(join_policy_dict):
"""
join_policy_type = join_policy_dict.get("type")
if not join_policy_type:
return True
return "invite"
if join_policy_type not in ("invite", "open"):
raise SynapseError(

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@ -229,7 +229,45 @@ class GroupsLocalHandler(object):
def join_group(self, group_id, user_id, content):
"""Request to join a group
"""
raise NotImplementedError() # TODO
if self.is_mine_id(group_id):
yield self.groups_server_handler.join_group(
group_id, user_id, content
)
local_attestation = None
remote_attestation = None
else:
local_attestation = self.attestations.create_attestation(group_id, user_id)
content["attestation"] = local_attestation
res = yield self.transport_client.join_group(
get_domain_from_id(group_id), group_id, user_id, content,
)
remote_attestation = res["attestation"]
yield self.attestations.verify_attestation(
remote_attestation,
group_id=group_id,
user_id=user_id,
server_name=get_domain_from_id(group_id),
)
# TODO: Check that the group is public and we're being added publically
is_publicised = content.get("publicise", False)
token = yield self.store.register_user_group_membership(
group_id, user_id,
membership="join",
is_admin=False,
local_attestation=local_attestation,
remote_attestation=remote_attestation,
is_publicised=is_publicised,
)
self.notifier.on_new_event(
"groups_key", token, users=[user_id],
)
defer.returnValue({})
@defer.inlineCallbacks
def accept_invite(self, group_id, user_id, content):

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@ -55,10 +55,11 @@ class GroupServerStore(SQLBaseStore):
"group_id": group_id,
},
retcols=(
"name", "short_description", "long_description", "avatar_url", "is_public"
"name", "short_description", "long_description",
"avatar_url", "is_public", "join_policy",
),
allow_none=True,
desc="is_user_in_group",
desc="get_group",
)
def get_users_in_group(self, group_id, include_private=False):