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Use new Federation Query API to implement HS->HS fetching of remote users' profile information instead of (ab)using the client-side REST API

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This commit is contained in:
Paul "LeoNerd" Evans 2014-08-13 17:12:50 +01:00
parent 827de7cee9
commit 505917cb97
3 changed files with 71 additions and 33 deletions
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66
synapse/handlers/profile.py
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@ -26,15 +26,16 @@ import logging
logger = logging.getLogger(__name__)
PREFIX = "/matrix/client/api/v1"
class ProfileHandler(BaseHandler):
def __init__(self, hs):
super(ProfileHandler, self).__init__(hs)
self.client = hs.get_http_client()
self.federation = hs.get_replication_layer()
self.federation.register_query_handler(
"profile", self.on_profile_query
)
distributor = hs.get_distributor()
self.distributor = distributor
@ -57,17 +58,14 @@ class ProfileHandler(BaseHandler):
defer.returnValue(displayname)
elif not local_only:
# TODO(paul): This should use the server-server API to ask another
# HS. For now we'll just have it use the http client to talk to the
# other HS's REST client API
path = PREFIX + "/profile/%s/displayname?local_only=1" % (
target_user.to_string()
)
try:
result = yield self.client.get_json(
result = yield self.federation.make_query(
destination=target_user.domain,
path=path
query_type="profile",
args={
"user_id": target_user.to_string(),
"field": "displayname",
}
)
except CodeMessageException as e:
if e.code != 404:
@ -76,8 +74,8 @@ class ProfileHandler(BaseHandler):
raise
except:
logger.exception("Failed to get displayname")
defer.returnValue(result["displayname"])
else:
defer.returnValue(result["displayname"])
else:
raise SynapseError(400, "User is not hosted on this Home Server")
@ -110,18 +108,14 @@ class ProfileHandler(BaseHandler):
defer.returnValue(avatar_url)
elif not local_only:
# TODO(paul): This should use the server-server API to ask another
# HS. For now we'll just have it use the http client to talk to the
# other HS's REST client API
destination = target_user.domain
path = PREFIX + "/profile/%s/avatar_url?local_only=1" % (
target_user.to_string(),
)
try:
result = yield self.client.get_json(
destination=destination,
path=path
result = yield self.federation.make_query(
destination=target_user.domain,
query_type="profile",
args={
"user_id": target_user.to_string(),
"field": "avatar_url",
}
)
except CodeMessageException as e:
if e.code != 404:
@ -168,3 +162,25 @@ class ProfileHandler(BaseHandler):
state["avatar_url"] = avatar_url
defer.returnValue(None)
@defer.inlineCallbacks
def on_profile_query(self, args):
user = self.hs.parse_userid(args["user_id"])
if not user.is_mine:
raise SynapseError(400, "User is not hosted on this Home Server")
just_field = args.get("field", None)
response = {}
if just_field is None or just_field == "displayname":
response["displayname"] = yield self.store.get_profile_displayname(
user.localpart
)
if just_field is None or just_field == "avatar_url":
response["avatar_url"] = yield self.store.get_profile_avatar_url(
user.localpart
)
defer.returnValue(response)