1 files changed, 112 insertions, 0 deletions
diff --git a/synapse/push/clientformat.py b/synapse/push/clientformat.py
new file mode 100644
index 0000000000..ae9db9ec2f
--- /dev/null
+++ b/synapse/push/clientformat.py
@@ -0,0 +1,112 @@
+# -*- coding: utf-8 -*-
+# Copyright 2016 OpenMarket Ltd
+#
+# 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 synapse.push.baserules import list_with_base_rules
+
+from synapse.push.rulekinds import (
+ PRIORITY_CLASS_MAP, PRIORITY_CLASS_INVERSE_MAP
+)
+
+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"""
+
+ ruleslist = []
+ for rawrule in rawrules:
+ rule = dict(rawrule)
+ rule["conditions"] = json.loads(rawrule["conditions"])
+ rule["actions"] = json.loads(rawrule["actions"])
+ 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 = {'global': {}, 'device': {}}
+
+ rules['global'] = _add_empty_priority_class_arrays(rules['global'])
+
+ for r in ruleslist:
+ rulearray = None
+
+ template_name = _priority_class_to_template_name(r['priority_class'])
+
+ # Remove internal stuff.
+ for c in r["conditions"]:
+ c.pop("_id", None)
+
+ pattern_type = c.pop("pattern_type", None)
+ if pattern_type == "user_id":
+ c["pattern"] = user.to_string()
+ elif pattern_type == "user_localpart":
+ c["pattern"] = user.localpart
+
+ rulearray = rules['global'][template_name]
+
+ 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:
+ template_rule['enabled'] = r['enabled']
+ else:
+ template_rule['enabled'] = True
+ rulearray.append(template_rule)
+
+ return rules
+
+
+def _add_empty_priority_class_arrays(d):
+ for pc in PRIORITY_CLASS_MAP.keys():
+ d[pc] = []
+ return d
+
+
+def _rule_to_template(rule):
+ unscoped_rule_id = None
+ if 'rule_id' in rule:
+ unscoped_rule_id = _rule_id_from_namespaced(rule['rule_id'])
+
+ template_name = _priority_class_to_template_name(rule['priority_class'])
+ if template_name in ['override', 'underride']:
+ templaterule = {k: rule[k] for k in ["conditions", "actions"]}
+ elif template_name in ["sender", "room"]:
+ templaterule = {'actions': rule['actions']}
+ unscoped_rule_id = rule['conditions'][0]['pattern']
+ elif template_name == 'content':
+ if len(rule["conditions"]) != 1:
+ return None
+ thecond = rule["conditions"][0]
+ if "pattern" not in thecond:
+ return None
+ templaterule = {'actions': rule['actions']}
+ templaterule["pattern"] = thecond["pattern"]
+
+ if unscoped_rule_id:
+ templaterule['rule_id'] = unscoped_rule_id
+ if 'default' in rule:
+ templaterule['default'] = rule['default']
+ return templaterule
+
+
+def _rule_id_from_namespaced(in_rule_id):
+ return in_rule_id.split('/')[-1]
+
+
+def _priority_class_to_template_name(pc):
+ return PRIORITY_CLASS_INVERSE_MAP[pc]
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