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1 files changed, 64 insertions, 0 deletions

diff --git a/synapse/handlers/login.py b/synapse/handlers/login.py
new file mode 100644
index 0000000000..5a1acd7102
--- /dev/null
+++ b/synapse/handlers/login.py
@@ -0,0 +1,64 @@
+# -*- 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 ._base import BaseHandler
+from synapse.api.errors import LoginError
+
+import bcrypt
+import logging
+
+logger = logging.getLogger(__name__)
+
+
+class LoginHandler(BaseHandler):
+
+    def __init__(self, hs):
+        super(LoginHandler, self).__init__(hs)
+        self.hs = hs
+
+    @defer.inlineCallbacks
+    def login(self, user, password):
+        """Login as the specified user with the specified password.
+
+        Args:
+            user (str): The user ID.
+            password (str): The password.
+        Returns:
+            The newly allocated access token.
+        Raises:
+            StoreError if there was a problem storing the token.
+            LoginError if there was an authentication problem.
+        """
+        # TODO do this better, it can't go in __init__ else it cyclic loops
+        if not hasattr(self, "reg_handler"):
+            self.reg_handler = self.hs.get_handlers().registration_handler
+
+        # pull out the hash for this user if they exist
+        user_info = yield self.store.get_user_by_id(user_id=user)
+        if not user_info:
+            logger.warn("Attempted to login as %s but they do not exist.", user)
+            raise LoginError(403, "")
+
+        stored_hash = user_info[0]["password_hash"]
+        if bcrypt.checkpw(password, stored_hash):
+            # generate an access token and store it.
+            token = self.reg_handler._generate_token(user)
+            logger.info("Adding token %s for user %s", token, user)
+            yield self.store.add_access_token_to_user(user, token)
+            defer.returnValue(token)
+        else:
+            logger.warn("Failed password login for user %s", user)
+            raise LoginError(403, "")
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