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authorMatthew Hodgson <matthew@matrix.org>2016-03-27 22:54:42 +0100
committerMatthew Hodgson <matthew@matrix.org>2016-03-27 22:54:42 +0100
commitd9d48aad2d58deb5db422a5373a4dac9334a0618 (patch)
tree63e51372ca9ace4971403928bd46440ff9e455e2 /synapse/storage/account_data.py
parentinitial WIP of a tentative preview_url endpoint - incomplete, untested, exper... (diff)
parenttypo (diff)
downloadsynapse-d9d48aad2d58deb5db422a5373a4dac9334a0618.tar.xz
Merge branch 'develop' into matthew/preview_urls
Diffstat (limited to 'synapse/storage/account_data.py')
-rw-r--r--synapse/storage/account_data.py56
1 files changed, 51 insertions, 5 deletions
diff --git a/synapse/storage/account_data.py b/synapse/storage/account_data.py
index 9c6597e012..faddefe219 100644
--- a/synapse/storage/account_data.py
+++ b/synapse/storage/account_data.py
@@ -83,8 +83,40 @@ class AccountDataStore(SQLBaseStore):
             "get_account_data_for_room", get_account_data_for_room_txn
         )
 
+    def get_all_updated_account_data(self, last_global_id, last_room_id,
+                                     current_id, limit):
+        """Get all the client account_data that has changed on the server
+        Args:
+            last_global_id(int): The position to fetch from for top level data
+            last_room_id(int): The position to fetch from for per room data
+            current_id(int): The position to fetch up to.
+        Returns:
+            A deferred pair of lists of tuples of stream_id int, user_id string,
+            room_id string, type string, and content string.
+        """
+        def get_updated_account_data_txn(txn):
+            sql = (
+                "SELECT stream_id, user_id, account_data_type, content"
+                " FROM account_data WHERE ? < stream_id AND stream_id <= ?"
+                " ORDER BY stream_id ASC LIMIT ?"
+            )
+            txn.execute(sql, (last_global_id, current_id, limit))
+            global_results = txn.fetchall()
+
+            sql = (
+                "SELECT stream_id, user_id, room_id, account_data_type, content"
+                " FROM room_account_data WHERE ? < stream_id AND stream_id <= ?"
+                " ORDER BY stream_id ASC LIMIT ?"
+            )
+            txn.execute(sql, (last_room_id, current_id, limit))
+            room_results = txn.fetchall()
+            return (global_results, room_results)
+        return self.runInteraction(
+            "get_all_updated_account_data_txn", get_updated_account_data_txn
+        )
+
     def get_updated_account_data_for_user(self, user_id, stream_id):
-        """Get all the client account_data for a that's changed.
+        """Get all the client account_data for a that's changed for a user
 
         Args:
             user_id(str): The user to get the account_data for.
@@ -120,6 +152,12 @@ class AccountDataStore(SQLBaseStore):
 
             return (global_account_data, account_data_by_room)
 
+        changed = self._account_data_stream_cache.has_entity_changed(
+            user_id, int(stream_id)
+        )
+        if not changed:
+            return ({}, {})
+
         return self.runInteraction(
             "get_updated_account_data_for_user", get_updated_account_data_for_user_txn
         )
@@ -151,14 +189,18 @@ class AccountDataStore(SQLBaseStore):
                     "content": content_json,
                 }
             )
+            txn.call_after(
+                self._account_data_stream_cache.entity_has_changed,
+                user_id, next_id,
+            )
             self._update_max_stream_id(txn, next_id)
 
-        with (yield self._account_data_id_gen.get_next(self)) as next_id:
+        with self._account_data_id_gen.get_next() as next_id:
             yield self.runInteraction(
                 "add_room_account_data", add_account_data_txn, next_id
             )
 
-        result = yield self._account_data_id_gen.get_max_token(self)
+        result = self._account_data_id_gen.get_max_token()
         defer.returnValue(result)
 
     @defer.inlineCallbacks
@@ -186,14 +228,18 @@ class AccountDataStore(SQLBaseStore):
                     "content": content_json,
                 }
             )
+            txn.call_after(
+                self._account_data_stream_cache.entity_has_changed,
+                user_id, next_id,
+            )
             self._update_max_stream_id(txn, next_id)
 
-        with (yield self._account_data_id_gen.get_next(self)) as next_id:
+        with self._account_data_id_gen.get_next() as next_id:
             yield self.runInteraction(
                 "add_user_account_data", add_account_data_txn, next_id
             )
 
-        result = yield self._account_data_id_gen.get_max_token(self)
+        result = self._account_data_id_gen.get_max_token()
         defer.returnValue(result)
 
     def _update_max_stream_id(self, txn, next_id):