# Copyright 2015, 2016 OpenMarket Ltd
# Copyright 2017 New Vector 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.
import copy
from synapse.push.rulekinds import PRIORITY_CLASS_INVERSE_MAP, PRIORITY_CLASS_MAP
def list_with_base_rules(rawrules):
"""Combine the list of rules set by the user with the default push rules
Args:
rawrules(list): The rules the user has modified or set.
Returns:
A new list with the rules set by the user combined with the defaults.
"""
ruleslist = []
# Grab the base rules that the user has modified.
# The modified base rules have a priority_class of -1.
modified_base_rules = {
r['rule_id']: r for r in rawrules if r['priority_class'] < 0
}
# Remove the modified base rules from the list, They'll be added back
# in the default postions in the list.
rawrules = [r for r in rawrules if r['priority_class'] >= 0]
# shove the server default rules for each kind onto the end of each
current_prio_class = list(PRIORITY_CLASS_INVERSE_MAP)[-1]
ruleslist.extend(make_base_prepend_rules(
PRIORITY_CLASS_INVERSE_MAP[current_prio_class], modified_base_rules
))
for r in rawrules:
if r['priority_class'] < current_prio_class:
while r['priority_class'] < current_prio_class:
ruleslist.extend(make_base_append_rules(
PRIORITY_CLASS_INVERSE_MAP[current_prio_class],
modified_base_rules,
))
current_prio_class -= 1
if current_prio_class > 0:
ruleslist.extend(make_base_prepend_rules(
PRIORITY_CLASS_INVERSE_MAP[current_prio_class],
modified_base_rules,
))
ruleslist.append(r)
while current_prio_class > 0:
ruleslist.extend(make_base_append_rules(
PRIORITY_CLASS_INVERSE_MAP[current_prio_class],
modified_base_rules,
))
current_prio_class -= 1
if current_prio_class > 0:
ruleslist.extend(make_base_prepend_rules(
PRIORITY_CLASS_INVERSE_MAP[current_prio_class],
modified_base_rules,
))
return ruleslist
def make_base_append_rules(kind, modified_base_rules):
rules = []
if kind == 'override':
rules = BASE_APPEND_OVERRIDE_RULES
elif kind == 'underride':
rules = BASE_APPEND_UNDERRIDE_RULES
elif kind == 'content':
rules = BASE_APPEND_CONTENT_RULES
# Copy the rules before modifying them
rules = copy.deepcopy(rules)
for r in rules:
# Only modify the actions, keep the conditions the same.
modified = modified_base_rules.get(r['rule_id'])
if modified:
r['actions'] = modified['actions']
return rules
def make_base_prepend_rules(kind, modified_base_rules):
rules = []
if kind == 'override':
rules = BASE_PREPEND_OVERRIDE_RULES
# Copy the rules before modifying them
rules = copy.deepcopy(rules)
for r in rules:
# Only modify the actions, keep the conditions the same.
modified = modified_base_rules.get(r['rule_id'])
if modified:
r['actions'] = modified['actions']
return rules
BASE_APPEND_CONTENT_RULES = [
{
'rule_id': 'global/content/.m.rule.contains_user_name',
'conditions': [
{
'kind': 'event_match',
'key': 'content.body',
'pattern_type': 'user_localpart'
}
],
'actions': [
'notify',
{
'set_tweak': 'sound',
'value': 'default',
}, {
'set_tweak': 'highlight'
}
]
},
]
BASE_PREPEND_OVERRIDE_RULES = [
{
'rule_id': 'global/override/.m.rule.master',
'enabled': False,
'conditions': [],
'actions': [
"dont_notify"
]
}
]
BASE_APPEND_OVERRIDE_RULES = [
{
'rule_id': 'global/override/.m.rule.suppress_notices',
'conditions': [
{
'kind': 'event_match',
'key': 'content.msgtype',
'pattern': 'm.notice',
'_id': '_suppress_notices',
}
],
'actions': [
'dont_notify',
]
},
# NB. .m.rule.invite_for_me must be higher prio than .m.rule.member_event
# otherwise invites will be matched by .m.rule.member_event
{
'rule_id': 'global/override/.m.rule.invite_for_me',
'conditions': [
{
'kind': 'event_match',
'key': 'type',
'pattern': 'm.room.member',
'_id': '_member',
},
{
'kind': 'event_match',
'key': 'content.membership',
'pattern': 'invite',
'_id': '_invite_member',
},
{
'kind': 'event_match',
'key': 'state_key',
'pattern_type': 'user_id'
},
],
'actions': [
'notify',
{
'set_tweak': 'sound',
'value': 'default'
}, {
'set_tweak': 'highlight',
'value': False
}
]
},
# Will we sometimes want to know about people joining and leaving?
# Perhaps: if so, this could be expanded upon. Seems the most usual case
# is that we don't though. We add this override rule so that even if
# the room rule is set to notify, we don't get notifications about
# join/leave/avatar/displayname events.
# See also: https://matrix.org/jira/browse/SYN-607
{
'rule_id': 'global/override/.m.rule.member_event',
'conditions': [
{
'kind': 'event_match',
'key': 'type',
'pattern': 'm.room.member',
'_id': '_member',
}
],
'actions': [
'dont_notify'
]
},
# This was changed from underride to override so it's closer in priority
# to the content rules where the user name highlight rule lives. This
# way a room rule is lower priority than both but a custom override rule
# is higher priority than both.
{
'rule_id': 'global/override/.m.rule.contains_display_name',
'conditions': [
{
'kind': 'contains_display_name'
}
],
'actions': [
'notify',
{
'set_tweak': 'sound',
'value': 'default'
}, {
'set_tweak': 'highlight'
}
]
},
{
'rule_id': 'global/override/.m.rule.roomnotif',
'conditions': [
{
'kind': 'event_match',
'key': 'content.body',
'pattern': '@room',
'_id': '_roomnotif_content',
},
{
'kind': 'sender_notification_permission',
'key': 'room',
'_id': '_roomnotif_pl',
},
],
'actions': [
'notify', {
'set_tweak': 'highlight',
'value': True,
}
]
}
]
BASE_APPEND_UNDERRIDE_RULES = [
{
'rule_id': 'global/underride/.m.rule.call',
'conditions': [
{
'kind': 'event_match',
'key': 'type',
'pattern': 'm.call.invite',
'_id': '_call',
}
],
'actions': [
'notify',
{
'set_tweak': 'sound',
'value': 'ring'
}, {
'set_tweak': 'highlight',
'value': False
}
]
},
# XXX: once m.direct is standardised everywhere, we should use it to detect
# a DM from the user's perspective rather than this heuristic.
{
'rule_id': 'global/underride/.m.rule.room_one_to_one',
'conditions': [
{
'kind': 'room_member_count',
'is': '2',
'_id': 'member_count',
},
{
'kind': 'event_match',
'key': 'type',
'pattern': 'm.room.message',
'_id': '_message',
}
],
'actions': [
'notify',
{
'set_tweak': 'sound',
'value': 'default'
}, {
'set_tweak': 'highlight',
'value': False
}
]
},
# XXX: this is going to fire for events which aren't m.room.messages
# but are encrypted (e.g. m.call.*)...
{
'rule_id': 'global/underride/.m.rule.encrypted_room_one_to_one',
'conditions': [
{
'kind': 'room_member_count',
'is': '2',
'_id': 'member_count',
},
{
'kind': 'event_match',
'key': 'type',
'pattern': 'm.room.encrypted',
'_id': '_encrypted',
}
],
'actions': [
'notify',
{
'set_tweak': 'sound',
'value': 'default'
}, {
'set_tweak': 'highlight',
'value': False
}
]
},
{
'rule_id': 'global/underride/.m.rule.message',
'conditions': [
{
'kind': 'event_match',
'key': 'type',
'pattern': 'm.room.message',
'_id': '_message',
}
],
'actions': [
'notify', {
'set_tweak': 'highlight',
'value': False
}
]
},
# XXX: this is going to fire for events which aren't m.room.messages
# but are encrypted (e.g. m.call.*)...
{
'rule_id': 'global/underride/.m.rule.encrypted',
'conditions': [
{
'kind': 'event_match',
'key': 'type',
'pattern': 'm.room.encrypted',
'_id': '_encrypted',
}
],
'actions': [
'notify', {
'set_tweak': 'highlight',
'value': False
}
]
}
]
BASE_RULE_IDS = set()
for r in BASE_APPEND_CONTENT_RULES:
r['priority_class'] = PRIORITY_CLASS_MAP['content']
r['default'] = True
BASE_RULE_IDS.add(r['rule_id'])
for r in BASE_PREPEND_OVERRIDE_RULES:
r['priority_class'] = PRIORITY_CLASS_MAP['override']
r['default'] = True
BASE_RULE_IDS.add(r['rule_id'])
for r in BASE_APPEND_OVERRIDE_RULES:
r['priority_class'] = PRIORITY_CLASS_MAP['override']
r['default'] = True
BASE_RULE_IDS.add(r['rule_id'])
for r in BASE_APPEND_UNDERRIDE_RULES:
r['priority_class'] = PRIORITY_CLASS_MAP['underride']
r['default'] = True
BASE_RULE_IDS.add(r['rule_id'])