406 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			406 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			Python
		
	
	
# Copyright 2015, 2016 OpenMarket Ltd
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# Copyright 2017 New Vector Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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#     http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import copy
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from synapse.push.rulekinds import PRIORITY_CLASS_INVERSE_MAP, PRIORITY_CLASS_MAP
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def list_with_base_rules(rawrules):
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    """Combine the list of rules set by the user with the default push rules
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    Args:
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        rawrules(list): The rules the user has modified or set.
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    Returns:
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        A new list with the rules set by the user combined with the defaults.
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    """
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    ruleslist = []
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    # Grab the base rules that the user has modified.
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    # The modified base rules have a priority_class of -1.
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    modified_base_rules = {
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        r['rule_id']: r for r in rawrules if r['priority_class'] < 0
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    }
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    # Remove the modified base rules from the list, They'll be added back
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    # in the default postions in the list.
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    rawrules = [r for r in rawrules if r['priority_class'] >= 0]
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    # shove the server default rules for each kind onto the end of each
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    current_prio_class = list(PRIORITY_CLASS_INVERSE_MAP)[-1]
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    ruleslist.extend(make_base_prepend_rules(
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        PRIORITY_CLASS_INVERSE_MAP[current_prio_class], modified_base_rules
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    ))
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    for r in rawrules:
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        if r['priority_class'] < current_prio_class:
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            while r['priority_class'] < current_prio_class:
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                ruleslist.extend(make_base_append_rules(
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                    PRIORITY_CLASS_INVERSE_MAP[current_prio_class],
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                    modified_base_rules,
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                ))
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                current_prio_class -= 1
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                if current_prio_class > 0:
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                    ruleslist.extend(make_base_prepend_rules(
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                        PRIORITY_CLASS_INVERSE_MAP[current_prio_class],
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                        modified_base_rules,
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                    ))
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        ruleslist.append(r)
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    while current_prio_class > 0:
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        ruleslist.extend(make_base_append_rules(
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            PRIORITY_CLASS_INVERSE_MAP[current_prio_class],
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            modified_base_rules,
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        ))
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        current_prio_class -= 1
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        if current_prio_class > 0:
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            ruleslist.extend(make_base_prepend_rules(
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                PRIORITY_CLASS_INVERSE_MAP[current_prio_class],
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                modified_base_rules,
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            ))
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    return ruleslist
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def make_base_append_rules(kind, modified_base_rules):
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    rules = []
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    if kind == 'override':
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        rules = BASE_APPEND_OVERRIDE_RULES
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    elif kind == 'underride':
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        rules = BASE_APPEND_UNDERRIDE_RULES
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    elif kind == 'content':
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        rules = BASE_APPEND_CONTENT_RULES
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    # Copy the rules before modifying them
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    rules = copy.deepcopy(rules)
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    for r in rules:
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        # Only modify the actions, keep the conditions the same.
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        modified = modified_base_rules.get(r['rule_id'])
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        if modified:
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            r['actions'] = modified['actions']
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    return rules
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def make_base_prepend_rules(kind, modified_base_rules):
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    rules = []
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    if kind == 'override':
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        rules = BASE_PREPEND_OVERRIDE_RULES
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    # Copy the rules before modifying them
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    rules = copy.deepcopy(rules)
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    for r in rules:
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        # Only modify the actions, keep the conditions the same.
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        modified = modified_base_rules.get(r['rule_id'])
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        if modified:
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            r['actions'] = modified['actions']
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    return rules
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BASE_APPEND_CONTENT_RULES = [
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    {
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        'rule_id': 'global/content/.m.rule.contains_user_name',
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        'conditions': [
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            {
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                'kind': 'event_match',
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                'key': 'content.body',
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                'pattern_type': 'user_localpart'
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            }
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        ],
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        'actions': [
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            'notify',
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            {
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                'set_tweak': 'sound',
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                'value': 'default',
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            }, {
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                'set_tweak': 'highlight'
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            }
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        ]
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    },
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]
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BASE_PREPEND_OVERRIDE_RULES = [
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    {
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        'rule_id': 'global/override/.m.rule.master',
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        'enabled': False,
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        'conditions': [],
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        'actions': [
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            "dont_notify"
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        ]
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    }
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]
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BASE_APPEND_OVERRIDE_RULES = [
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    {
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        'rule_id': 'global/override/.m.rule.suppress_notices',
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        'conditions': [
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            {
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                'kind': 'event_match',
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                'key': 'content.msgtype',
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                'pattern': 'm.notice',
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                '_id': '_suppress_notices',
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            }
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        ],
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        'actions': [
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            'dont_notify',
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        ]
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    },
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    # NB. .m.rule.invite_for_me must be higher prio than .m.rule.member_event
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    # otherwise invites will be matched by .m.rule.member_event
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    {
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        'rule_id': 'global/override/.m.rule.invite_for_me',
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        'conditions': [
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            {
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                'kind': 'event_match',
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                'key': 'type',
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                'pattern': 'm.room.member',
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                '_id': '_member',
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            },
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            {
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                'kind': 'event_match',
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                'key': 'content.membership',
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                'pattern': 'invite',
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                '_id': '_invite_member',
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            },
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            {
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                'kind': 'event_match',
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                'key': 'state_key',
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                'pattern_type': 'user_id'
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            },
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        ],
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        'actions': [
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            'notify',
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            {
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                'set_tweak': 'sound',
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                'value': 'default'
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            }, {
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                'set_tweak': 'highlight',
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                'value': False
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            }
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        ]
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    },
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    # Will we sometimes want to know about people joining and leaving?
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    # Perhaps: if so, this could be expanded upon. Seems the most usual case
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    # is that we don't though. We add this override rule so that even if
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    # the room rule is set to notify, we don't get notifications about
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    # join/leave/avatar/displayname events.
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    # See also: https://matrix.org/jira/browse/SYN-607
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    {
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        'rule_id': 'global/override/.m.rule.member_event',
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        'conditions': [
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            {
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                'kind': 'event_match',
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                'key': 'type',
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                'pattern': 'm.room.member',
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                '_id': '_member',
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            }
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        ],
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        'actions': [
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            'dont_notify'
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        ]
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    },
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    # This was changed from underride to override so it's closer in priority
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    # to the content rules where the user name highlight rule lives. This
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    # way a room rule is lower priority than both but a custom override rule
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    # is higher priority than both.
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    {
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        'rule_id': 'global/override/.m.rule.contains_display_name',
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        'conditions': [
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            {
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                'kind': 'contains_display_name'
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            }
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        ],
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        'actions': [
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            'notify',
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            {
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                'set_tweak': 'sound',
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                'value': 'default'
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            }, {
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                'set_tweak': 'highlight'
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            }
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        ]
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    },
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    {
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        'rule_id': 'global/override/.m.rule.roomnotif',
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        'conditions': [
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            {
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                'kind': 'event_match',
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                'key': 'content.body',
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                'pattern': '@room',
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                '_id': '_roomnotif_content',
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            },
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            {
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                'kind': 'sender_notification_permission',
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                'key': 'room',
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                '_id': '_roomnotif_pl',
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            },
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        ],
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        'actions': [
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            'notify', {
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                'set_tweak': 'highlight',
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                'value': True,
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            }
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        ]
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    }
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]
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BASE_APPEND_UNDERRIDE_RULES = [
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    {
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        'rule_id': 'global/underride/.m.rule.call',
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        'conditions': [
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            {
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                'kind': 'event_match',
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                'key': 'type',
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                'pattern': 'm.call.invite',
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                '_id': '_call',
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            }
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        ],
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        'actions': [
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            'notify',
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            {
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                'set_tweak': 'sound',
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                'value': 'ring'
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            }, {
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                'set_tweak': 'highlight',
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                'value': False
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            }
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        ]
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    },
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    # XXX: once m.direct is standardised everywhere, we should use it to detect
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    # a DM from the user's perspective rather than this heuristic.
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    {
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        'rule_id': 'global/underride/.m.rule.room_one_to_one',
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        'conditions': [
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            {
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                'kind': 'room_member_count',
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                'is': '2',
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                '_id': 'member_count',
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            },
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            {
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                'kind': 'event_match',
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                'key': 'type',
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                'pattern': 'm.room.message',
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                '_id': '_message',
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            }
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        ],
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        'actions': [
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            'notify',
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            {
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                'set_tweak': 'sound',
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                'value': 'default'
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            }, {
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                'set_tweak': 'highlight',
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                'value': False
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            }
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        ]
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    },
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    # XXX: this is going to fire for events which aren't m.room.messages
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    # but are encrypted (e.g. m.call.*)...
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    {
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        'rule_id': 'global/underride/.m.rule.encrypted_room_one_to_one',
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        'conditions': [
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            {
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                'kind': 'room_member_count',
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                'is': '2',
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                '_id': 'member_count',
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            },
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            {
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                'kind': 'event_match',
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                'key': 'type',
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                'pattern': 'm.room.encrypted',
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                '_id': '_encrypted',
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            }
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        ],
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        'actions': [
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            'notify',
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            {
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                'set_tweak': 'sound',
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                'value': 'default'
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            }, {
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                'set_tweak': 'highlight',
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                'value': False
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            }
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        ]
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    },
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    {
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        'rule_id': 'global/underride/.m.rule.message',
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        'conditions': [
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            {
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                'kind': 'event_match',
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                'key': 'type',
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                'pattern': 'm.room.message',
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                '_id': '_message',
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            }
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        ],
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        'actions': [
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            'notify', {
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                'set_tweak': 'highlight',
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                'value': False
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            }
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        ]
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    },
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    # XXX: this is going to fire for events which aren't m.room.messages
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    # but are encrypted (e.g. m.call.*)...
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    {
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        'rule_id': 'global/underride/.m.rule.encrypted',
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        'conditions': [
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            {
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                'kind': 'event_match',
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                'key': 'type',
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                'pattern': 'm.room.encrypted',
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                '_id': '_encrypted',
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            }
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        ],
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        'actions': [
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            'notify', {
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                'set_tweak': 'highlight',
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                'value': False
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            }
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        ]
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    }
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]
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BASE_RULE_IDS = set()
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for r in BASE_APPEND_CONTENT_RULES:
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    r['priority_class'] = PRIORITY_CLASS_MAP['content']
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    r['default'] = True
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    BASE_RULE_IDS.add(r['rule_id'])
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for r in BASE_PREPEND_OVERRIDE_RULES:
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    r['priority_class'] = PRIORITY_CLASS_MAP['override']
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    r['default'] = True
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    BASE_RULE_IDS.add(r['rule_id'])
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for r in BASE_APPEND_OVERRIDE_RULES:
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    r['priority_class'] = PRIORITY_CLASS_MAP['override']
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    r['default'] = True
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    BASE_RULE_IDS.add(r['rule_id'])
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for r in BASE_APPEND_UNDERRIDE_RULES:
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    r['priority_class'] = PRIORITY_CLASS_MAP['underride']
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    r['default'] = True
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    BASE_RULE_IDS.add(r['rule_id'])
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