1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
|
// gomuks - A terminal Matrix client written in Go.
// Copyright (C) 2018 Tulir Asokan
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package pushrules
import (
"encoding/gob"
"maunium.net/go/gomatrix"
"maunium.net/go/gomuks/lib/glob"
)
func init() {
gob.Register(PushRuleArray{})
gob.Register(PushRuleMap{})
}
type PushRuleCollection interface {
GetActions(room Room, event *gomatrix.Event) PushActionArray
}
type PushRuleArray []*PushRule
func (rules PushRuleArray) SetType(typ PushRuleType) PushRuleArray {
for _, rule := range rules {
rule.Type = typ
}
return rules
}
func (rules PushRuleArray) GetActions(room Room, event *gomatrix.Event) PushActionArray {
for _, rule := range rules {
if !rule.Match(room, event) {
continue
}
return rule.Actions
}
return nil
}
type PushRuleMap struct {
Map map[string]*PushRule
Type PushRuleType
}
func (rules PushRuleArray) SetTypeAndMap(typ PushRuleType) PushRuleMap {
data := PushRuleMap{
Map: make(map[string]*PushRule),
Type: typ,
}
for _, rule := range rules {
rule.Type = typ
data.Map[rule.RuleID] = rule
}
return data
}
func (ruleMap PushRuleMap) GetActions(room Room, event *gomatrix.Event) PushActionArray {
var rule *PushRule
var found bool
switch ruleMap.Type {
case RoomRule:
rule, found = ruleMap.Map[event.RoomID]
case SenderRule:
rule, found = ruleMap.Map[event.Sender]
}
if found && rule.Match(room, event) {
return rule.Actions
}
return nil
}
func (ruleMap PushRuleMap) Unmap() PushRuleArray {
array := make(PushRuleArray, len(ruleMap.Map))
index := 0
for _, rule := range ruleMap.Map {
array[index] = rule
index++
}
return array
}
type PushRuleType string
const (
OverrideRule PushRuleType = "override"
ContentRule PushRuleType = "content"
RoomRule PushRuleType = "room"
SenderRule PushRuleType = "sender"
UnderrideRule PushRuleType = "underride"
)
type PushRule struct {
// The type of this rule.
Type PushRuleType `json:"-"`
// The ID of this rule.
// For room-specific rules and user-specific rules, this is the room or user ID (respectively)
// For other types of rules, this doesn't affect anything.
RuleID string `json:"rule_id"`
// The actions this rule should trigger when matched.
Actions PushActionArray `json:"actions"`
// Whether this is a default rule, or has been set explicitly.
Default bool `json:"default"`
// Whether or not this push rule is enabled.
Enabled bool `json:"enabled"`
// The conditions to match in order to trigger this rule.
// Only applicable to generic underride/override rules.
Conditions []*PushCondition `json:"conditions,omitempty"`
// Pattern for content-specific push rules
Pattern string `json:"pattern,omitempty"`
}
func (rule *PushRule) Match(room Room, event *gomatrix.Event) bool {
if !rule.Enabled {
return false
}
switch rule.Type {
case OverrideRule, UnderrideRule:
return rule.matchConditions(room, event)
case ContentRule:
return rule.matchPattern(room, event)
case RoomRule:
return rule.RuleID == event.RoomID
case SenderRule:
return rule.RuleID == event.Sender
default:
return false
}
}
func (rule *PushRule) matchConditions(room Room, event *gomatrix.Event) bool {
for _, cond := range rule.Conditions {
if !cond.Match(room, event) {
return false
}
}
return true
}
func (rule *PushRule) matchPattern(room Room, event *gomatrix.Event) bool {
pattern, err := glob.Compile(rule.Pattern)
if err != nil {
return false
}
text, _ := event.Content["body"].(string)
return pattern.MatchString(text)
}
|
