Load push rules in storage layer, so that they get cached

2 files changed, 22 insertions, 36 deletions

diff --git a/synapse/push/bulk_push_rule_evaluator.py b/synapse/push/bulk_push_rule_evaluator.py
index af5212a5d1..6e42121b1d 100644
--- a/synapse/push/bulk_push_rule_evaluator.py
+++ b/synapse/push/bulk_push_rule_evaluator.py
@@ -18,7 +18,6 @@ import ujson as json
 
 from twisted.internet import defer
 
-from .baserules import list_with_base_rules
 from .push_rule_evaluator import PushRuleEvaluatorForEvent
 
 from synapse.api.constants import EventTypes, Membership
@@ -38,36 +37,9 @@ def decode_rule_json(rule):
 @defer.inlineCallbacks
 def _get_rules(room_id, user_ids, store):
     rules_by_user = yield store.bulk_get_push_rules(user_ids)
-    rules_enabled_by_user = yield store.bulk_get_push_rules_enabled(user_ids)
 
     rules_by_user = {k: v for k, v in rules_by_user.items() if v is not None}
 
-    rules_by_user = {
-        uid: list_with_base_rules([
-            decode_rule_json(rule_list)
-            for rule_list in rules_by_user.get(uid, [])
-        ])
-        for uid in user_ids
-    }
-
-    # We apply the rules-enabled map here: bulk_get_push_rules doesn't
-    # fetch disabled rules, but this won't account for any server default
-    # rules the user has disabled, so we need to do this too.
-    for uid in user_ids:
-        user_enabled_map = rules_enabled_by_user.get(uid)
-        if not user_enabled_map:
-            continue
-
-        for i, rule in enumerate(rules_by_user[uid]):
-            rule_id = rule['rule_id']
-
-            if rule_id in user_enabled_map:
-                if rule.get('enabled', True) != bool(user_enabled_map[rule_id]):
-                    # Rules are cached across users.
-                    rule = dict(rule)
-                    rule['enabled'] = bool(user_enabled_map[rule_id])
-                    rules_by_user[uid][i] = rule
-
     defer.returnValue(rules_by_user)
 
 
diff --git a/synapse/push/clientformat.py b/synapse/push/clientformat.py
index ae9db9ec2f..b3983f7940 100644
--- a/synapse/push/clientformat.py
+++ b/synapse/push/clientformat.py
@@ -23,10 +23,7 @@ import copy
 import simplejson as json
 
 
-def format_push_rules_for_user(user, rawrules, enabled_map):
-    """Converts a list of rawrules and a enabled map into nested dictionaries
-    to match the Matrix client-server format for push rules"""
-
+def load_rules_for_user(user, rawrules, enabled_map):
     ruleslist = []
     for rawrule in rawrules:
         rule = dict(rawrule)
@@ -35,7 +32,26 @@ def format_push_rules_for_user(user, rawrules, enabled_map):
         ruleslist.append(rule)
 
     # We're going to be mutating this a lot, so do a deep copy
-    ruleslist = copy.deepcopy(list_with_base_rules(ruleslist))
+    rules = list(list_with_base_rules(ruleslist))
+
+    for i, rule in enumerate(rules):
+        rule_id = rule['rule_id']
+        if rule_id in enabled_map:
+            if rule.get('enabled', True) != bool(enabled_map[rule_id]):
+                # Rules are cached across users.
+                rule = dict(rule)
+                rule['enabled'] = bool(enabled_map[rule_id])
+                rules[i] = rule
+
+    return rules
+
+
+def format_push_rules_for_user(user, ruleslist):
+    """Converts a list of rawrules and a enabled map into nested dictionaries
+    to match the Matrix client-server format for push rules"""
+
+    # We're going to be mutating this a lot, so do a deep copy
+    ruleslist = copy.deepcopy(ruleslist)
 
     rules = {'global': {}, 'device': {}}
 
@@ -60,9 +76,7 @@ def format_push_rules_for_user(user, rawrules, enabled_map):
 
         template_rule = _rule_to_template(r)
         if template_rule:
-            if r['rule_id'] in enabled_map:
-                template_rule['enabled'] = enabled_map[r['rule_id']]
-            elif 'enabled' in r:
+            if 'enabled' in r:
                 template_rule['enabled'] = r['enabled']
             else:
                 template_rule['enabled'] = True