-
Notifications
You must be signed in to change notification settings - Fork 4
/
spacestatus.go
163 lines (135 loc) · 3.26 KB
/
spacestatus.go
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
160
161
162
163
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero 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
// Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public
// License along with this program. If not, see <http://www.gnu.org/licenses/>.
package spacestatus
import (
"encoding/json"
"errors"
"github.com/nmeum/marvin/irc"
"github.com/nmeum/marvin/modules"
"io/ioutil"
"net/http"
"time"
)
// Supported SpaceAPI version
const apiVersion = "0.13"
type spaceapi struct {
API string `json:"api"`
Space string `json:"space"`
State struct {
Open bool `json:"open"`
} `json:"state"`
}
type Module struct {
api *spaceapi
URL string `json:"url"`
Notify bool `json:"notify"`
Interval string `json:"interval"`
}
func Init(moduleSet *modules.ModuleSet) {
moduleSet.Register(new(Module))
}
func (m *Module) Name() string {
return "spacestatus"
}
func (m *Module) Help() string {
return "USAGE: !spacestatus"
}
func (m *Module) Defaults() {
m.Notify = true
m.Interval = "0h15m"
}
func (m *Module) Load(client *irc.Client) error {
if len(m.URL) <= 0 {
return nil
}
duration, err := time.ParseDuration(m.Interval)
if err != nil {
return err
}
if err := m.updateHandler(client); err != nil {
return err
}
if m.api.API != apiVersion {
return errors.New("unsupported spaceapi version")
}
go func(c *irc.Client) {
for {
time.Sleep(duration)
m.updateHandler(c)
}
}(client)
client.CmdHook("privmsg", m.statusCmd)
return nil
}
func (m *Module) updateHandler(client *irc.Client) error {
var oldState bool
if m.api == nil {
oldState = false
} else {
oldState = m.api.State.Open
}
firstPoll := m.api == nil
if err := m.pollStatus(); err != nil {
return err
}
newState := m.api.State.Open
if newState != oldState && m.Notify && !firstPoll {
m.notify(client, newState)
}
return nil
}
func (m *Module) pollStatus() error {
resp, err := http.Get(m.URL)
if err != nil {
return err
}
defer resp.Body.Close()
data, err := ioutil.ReadAll(resp.Body)
if err != nil {
return err
}
if err := json.Unmarshal(data, &m.api); err != nil {
return err
}
return nil
}
func (m *Module) statusCmd(client *irc.Client, msg irc.Message) error {
if msg.Data != "!spacestatus" {
return nil
} else if m.api == nil {
return client.Write("NOTICE %s :Status currently unknown.",
msg.Receiver)
}
var state string
if m.api.State.Open {
state = "open"
} else {
state = "closed"
}
return client.Write("NOTICE %s :%s is currently %s",
msg.Receiver, m.api.Space, state)
}
func (m *Module) notify(client *irc.Client, open bool) {
var oldState, newState string
if open {
oldState = "closed"
newState = "open"
} else {
oldState = "open"
newState = "closed"
}
for _, ch := range client.Channels {
client.Write("NOTICE %s :%s changed door status from %s to %s",
ch, m.api.Space, oldState, newState)
}
}