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-rw-r--r--synapse/handlers/profile.py169
1 files changed, 169 insertions, 0 deletions
diff --git a/synapse/handlers/profile.py b/synapse/handlers/profile.py
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+# -*- coding: utf-8 -*-
+# Copyright 2014 matrix.org
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+from twisted.internet import defer
+
+from synapse.api.errors import SynapseError, AuthError
+
+from synapse.api.errors import CodeMessageException
+
+from ._base import BaseHandler
+
+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()
+
+        distributor = hs.get_distributor()
+        self.distributor = distributor
+
+        distributor.observe("registered_user", self.registered_user)
+
+        distributor.observe(
+            "collect_presencelike_data", self.collect_presencelike_data
+        )
+
+    def registered_user(self, user):
+        self.store.create_profile(user.localpart)
+
+    @defer.inlineCallbacks
+    def get_displayname(self, target_user, local_only=False):
+        if target_user.is_mine:
+            displayname = yield self.store.get_profile_displayname(
+                target_user.localpart
+            )
+
+            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(
+                    destination=target_user.domain,
+                    path=path
+                )
+            except CodeMessageException as e:
+                if e.code != 404:
+                    logger.exception("Failed to get displayname")
+
+                raise
+            except:
+                logger.exception("Failed to get displayname")
+
+            defer.returnValue(result["displayname"])
+        else:
+            raise SynapseError(400, "User is not hosted on this Home Server")
+
+    @defer.inlineCallbacks
+    def set_displayname(self, target_user, auth_user, new_displayname):
+        """target_user is the user whose displayname is to be changed;
+        auth_user is the user attempting to make this change."""
+        if not target_user.is_mine:
+            raise SynapseError(400, "User is not hosted on this Home Server")
+
+        if target_user != auth_user:
+            raise AuthError(400, "Cannot set another user's displayname")
+
+        yield self.store.set_profile_displayname(
+            target_user.localpart, new_displayname
+        )
+
+        yield self.distributor.fire(
+            "changed_presencelike_data", target_user, {
+                "displayname": new_displayname,
+            }
+        )
+
+    @defer.inlineCallbacks
+    def get_avatar_url(self, target_user, local_only=False):
+        if target_user.is_mine:
+            avatar_url = yield self.store.get_profile_avatar_url(
+                target_user.localpart
+            )
+
+            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
+                )
+            except CodeMessageException as e:
+                if e.code != 404:
+                    logger.exception("Failed to get avatar_url")
+                raise
+            except:
+                logger.exception("Failed to get avatar_url")
+
+            defer.returnValue(result["avatar_url"])
+        else:
+            raise SynapseError(400, "User is not hosted on this Home Server")
+
+    @defer.inlineCallbacks
+    def set_avatar_url(self, target_user, auth_user, new_avatar_url):
+        """target_user is the user whose avatar_url is to be changed;
+        auth_user is the user attempting to make this change."""
+        if not target_user.is_mine:
+            raise SynapseError(400, "User is not hosted on this Home Server")
+
+        if target_user != auth_user:
+            raise AuthError(400, "Cannot set another user's avatar_url")
+
+        yield self.store.set_profile_avatar_url(
+            target_user.localpart, new_avatar_url
+        )
+
+        yield self.distributor.fire(
+            "changed_presencelike_data", target_user, {
+                "avatar_url": new_avatar_url,
+            }
+        )
+
+    @defer.inlineCallbacks
+    def collect_presencelike_data(self, user, state):
+        if not user.is_mine:
+            defer.returnValue(None)
+
+        (displayname, avatar_url) = yield defer.gatherResults([
+            self.store.get_profile_displayname(user.localpart),
+            self.store.get_profile_avatar_url(user.localpart),
+        ])
+
+        state["displayname"] = displayname
+        state["avatar_url"] = avatar_url
+
+        defer.returnValue(None)