diff options
Diffstat (limited to 'synapse/rest/client/v1/push_rule.py')
| -rw-r--r-- | synapse/rest/client/v1/push_rule.py | 138 |
1 files changed, 128 insertions, 10 deletions
diff --git a/synapse/rest/client/v1/push_rule.py b/synapse/rest/client/v1/push_rule.py index b5e74479cf..2803c1f071 100644 --- a/synapse/rest/client/v1/push_rule.py +++ b/synapse/rest/client/v1/push_rule.py @@ -15,7 +15,7 @@ from twisted.internet import defer -from synapse.api.errors import SynapseError, Codes, UnrecognizedRequestError +from synapse.api.errors import SynapseError, Codes, UnrecognizedRequestError, NotFoundError from base import RestServlet, client_path_pattern from synapse.storage.push_rule import InconsistentRuleException, RuleNotFoundException @@ -24,6 +24,14 @@ import json class PushRuleRestServlet(RestServlet): PATTERN = client_path_pattern("/pushrules/.*$") + PRIORITY_CLASS_MAP = { + 'underride': 0, + 'sender': 1, + 'room': 2, + 'content': 3, + 'override': 4 + } + PRIORITY_CLASS_INVERSE_MAP = {v: k for k,v in PRIORITY_CLASS_MAP.items()} def rule_spec_from_path(self, path): if len(path) < 2: @@ -109,15 +117,7 @@ class PushRuleRestServlet(RestServlet): return (conditions, actions) def priority_class_from_spec(self, spec): - map = { - 'underride': 0, - 'sender': 1, - 'room': 2, - 'content': 3, - 'override': 4 - } - - if spec['template'] not in map.keys(): + if spec['template'] not in PushRuleRestServlet.PRIORITY_CLASS_MAP.keys(): raise InvalidRuleException("Unknown template: %s" % (spec['kind'])) pc = map[spec['template']] @@ -171,10 +171,128 @@ class PushRuleRestServlet(RestServlet): defer.returnValue((200, {})) + @defer.inlineCallbacks + def on_GET(self, request): + user = yield self.auth.get_user_by_req(request) + + # we build up the full structure and then decide which bits of it + # to send which means doing unnecessary work sometimes but is + # is probably not going to make a whole lot of difference + rawrules = yield self.hs.get_datastore().get_push_rules_for_user_name(user.to_string()) + + rules = {'global': {}, 'device': {}} + + rules['global'] = _add_empty_priority_class_arrays(rules['global']) + + for r in rawrules: + rulearray = None + + r["conditions"] = json.loads(r["conditions"]) + r["actions"] = json.loads(r["actions"]) + + template_name = _priority_class_to_template_name(r['priority_class']) + + if r['priority_class'] > PushRuleRestServlet.PRIORITY_CLASS_MAP['override']: + # per-device rule + instance_handle = _instance_handle_from_conditions(r["conditions"]) + if not instance_handle: + continue + if instance_handle not in rules['device']: + rules['device'][instance_handle] = [] + rules['device'][instance_handle] = \ + _add_empty_priority_class_arrays(rules['device'][instance_handle]) + + rulearray = rules['device'][instance_handle] + else: + rulearray = rules['global'][template_name] + + template_rule = _rule_to_template(r) + if template_rule: + rulearray.append(template_rule) + + path = request.postpath[1:] + if path == []: + defer.returnValue((200, rules)) + + if path[0] == 'global': + path = path[1:] + result = _filter_ruleset_with_path(rules['global'], path) + defer.returnValue((200, result)) + elif path[0] == 'device': + path = path[1:] + if path == []: + raise UnrecognizedRequestError + instance_handle = path[0] + if instance_handle not in rules['device']: + ret = {} + ret = _add_empty_priority_class_arrays(ret) + defer.returnValue((200, ret)) + ruleset = rules['device'][instance_handle] + result = _filter_ruleset_with_path(ruleset, path) + defer.returnValue((200, result)) + else: + raise UnrecognizedRequestError() + + def on_OPTIONS(self, _): return 200, {} +def _add_empty_priority_class_arrays(d): + for pc in PushRuleRestServlet.PRIORITY_CLASS_MAP.keys(): + d[pc] = [] + return d + +def _instance_handle_from_conditions(conditions): + """ + Given a list of conditions, return the instance handle of the + device rule if there is one + """ + for c in conditions: + if c['kind'] == 'device': + return c['instance_handle'] + return None + +def _filter_ruleset_with_path(ruleset, path): + if path == []: + return ruleset + template_kind = path[0] + if template_kind not in ruleset: + raise UnrecognizedRequestError() + path = path[1:] + if path == []: + return ruleset[template_kind] + rule_id = path[0] + for r in ruleset[template_kind]: + if r['rule_id'] == rule_id: + return r + raise NotFoundError + +def _priority_class_to_template_name(pc): + if pc > PushRuleRestServlet.PRIORITY_CLASS_MAP['override']: + # per-device + prio_class_index = pc - PushRuleRestServlet.PRIORITY_CLASS_MAP['override'] + return PushRuleRestServlet.PRIORITY_CLASS_INVERSE_MAP[prio_class_index] + else: + return PushRuleRestServlet.PRIORITY_CLASS_INVERSE_MAP[pc] + +def _rule_to_template(rule): + template_name = _priority_class_to_template_name(rule['priority_class']) + if template_name in ['override', 'underride']: + return {k:rule[k] for k in ["rule_id", "conditions", "actions"]} + elif template_name in ["sender", "room"]: + return {k:rule[k] for k in ["rule_id", "actions"]} + elif template_name == 'content': + if len(rule["conditions"]) != 1: + return None + thecond = rule["conditions"][0] + if "pattern" not in thecond: + return None + ret = {k:rule[k] for k in ["rule_id", "actions"]} + ret["pattern"] = thecond["pattern"] + return ret + + class InvalidRuleException(Exception): pass |