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
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
|
package lib
import (
"errors"
"fmt"
"strings"
"unicode"
"github.com/emersion/go-imap"
"git.sr.ht/~sircmpwn/aerc/config"
"git.sr.ht/~sircmpwn/aerc/worker/types"
)
func ParseIndexFormat(conf *config.AercConfig, number int,
msg *types.MessageInfo) (string, []interface{}, error) {
format := conf.Ui.IndexFormat
retval := make([]byte, 0, len(format))
var args []interface{}
var c rune
for i, ni := 0, 0; i < len(format); {
ni = strings.IndexByte(format[i:], '%')
if ni < 0 {
ni = len(format)
retval = append(retval, []byte(format[i:ni])...)
break
}
ni += i + 1
// Check for fmt flags
if ni == len(format) {
goto handle_end_error
}
c = rune(format[ni])
if c == '+' || c == '-' || c == '#' || c == ' ' || c == '0' {
ni++
}
// Check for precision and width
if ni == len(format) {
goto handle_end_error
}
c = rune(format[ni])
for unicode.IsDigit(c) {
ni++
c = rune(format[ni])
}
if c == '.' {
ni++
c = rune(format[ni])
for unicode.IsDigit(c) {
ni++
c = rune(format[ni])
}
}
retval = append(retval, []byte(format[i:ni])...)
// Get final format verb
if ni == len(format) {
goto handle_end_error
}
c = rune(format[ni])
switch c {
case '%':
retval = append(retval, '%')
case 'a':
if len(msg.Envelope.From) == 0 {
return "", nil, errors.New("found no address for sender")
}
addr := msg.Envelope.From[0]
retval = append(retval, 's')
args = append(args, fmt.Sprintf("%s@%s", addr.MailboxName,
addr.HostName))
case 'A':
var addr *imap.Address
if len(msg.Envelope.ReplyTo) == 0 {
if len(msg.Envelope.From) == 0 {
return "", nil,
errors.New("found no address for sender or reply-to")
} else {
addr = msg.Envelope.From[0]
}
} else {
addr = msg.Envelope.ReplyTo[0]
}
retval = append(retval, 's')
args = append(args, fmt.Sprintf("%s@%s", addr.MailboxName,
addr.HostName))
case 'C':
retval = append(retval, 'd')
args = append(args, number)
case 'd':
retval = append(retval, 's')
args = append(args, msg.InternalDate.Format(conf.Ui.TimestampFormat))
case 'D':
retval = append(retval, 's')
args = append(args, msg.InternalDate.Local().Format(conf.Ui.TimestampFormat))
case 'f':
if len(msg.Envelope.From) == 0 {
return "", nil, errors.New("found no address for sender")
}
addr := FormatAddress(msg.Envelope.From[0])
retval = append(retval, 's')
args = append(args, addr)
case 'F':
if len(msg.Envelope.From) == 0 {
return "", nil, errors.New("found no address for sender")
}
addr := msg.Envelope.From[0]
// TODO: handle case when sender is current user. Then
// use recipient's name
var val string
if addr.PersonalName != "" {
val = addr.PersonalName
} else {
val = fmt.Sprintf("%s@%s",
addr.MailboxName, addr.HostName)
}
retval = append(retval, 's')
args = append(args, val)
case 'i':
retval = append(retval, 's')
args = append(args, msg.Envelope.MessageId)
case 'n':
if len(msg.Envelope.From) == 0 {
return "", nil, errors.New("found no address for sender")
}
addr := msg.Envelope.From[0]
var val string
if addr.PersonalName != "" {
val = addr.PersonalName
} else {
val = fmt.Sprintf("%s@%s",
addr.MailboxName, addr.HostName)
}
retval = append(retval, 's')
args = append(args, val)
case 'r':
addrs := FormatAddresses(msg.Envelope.To)
retval = append(retval, 's')
args = append(args, addrs)
case 'R':
addrs := FormatAddresses(msg.Envelope.Cc)
retval = append(retval, 's')
args = append(args, addrs)
case 's':
retval = append(retval, 's')
args = append(args, msg.Envelope.Subject)
case 'u':
if len(msg.Envelope.From) == 0 {
return "", nil, errors.New("found no address for sender")
}
addr := msg.Envelope.From[0]
retval = append(retval, 's')
args = append(args, addr.MailboxName)
case 'v':
if len(msg.Envelope.From) == 0 {
return "", nil, errors.New("found no address for sender")
}
addr := msg.Envelope.From[0]
// check if message is from current user
if addr.PersonalName != "" {
retval = append(retval, 's')
args = append(args, strings.Split(addr.PersonalName, " ")[0])
}
case 'Z':
// calculate all flags
var readFlag = ""
var delFlag = ""
var flaggedFlag = ""
for _, flag := range msg.Flags {
if flag == imap.SeenFlag {
readFlag = "O" // message is old
} else if flag == imap.RecentFlag {
readFlag = "N" // message is new
} else if flag == imap.AnsweredFlag {
readFlag = "r" // message has been replied to
}
if flag == imap.DeletedFlag {
delFlag = "D"
// TODO: check if attachments
}
if flag == imap.FlaggedFlag {
flaggedFlag = "!"
}
// TODO: check gpg stuff
}
retval = append(retval, '3', 's')
args = append(args, readFlag+delFlag+flaggedFlag)
// Move the below cases to proper alphabetical positions once
// implemented
case 'l':
// TODO: number of lines in the message
retval = append(retval, 'd')
args = append(args, msg.Size)
case 'e':
// TODO: current message number in thread
fallthrough
case 'E':
// TODO: number of messages in current thread
fallthrough
case 'H':
// TODO: spam attribute(s) of this message
fallthrough
case 'L':
// TODO:
fallthrough
case 'X':
// TODO: number of attachments
fallthrough
case 'y':
// TODO: X-Label field
fallthrough
case 'Y':
// TODO: X-Label field and some other constraints
fallthrough
default:
// Just ignore it and print as is
// so %k in index format becomes %%k to Printf
retval = append(retval, '%')
retval = append(retval, byte(c))
}
i = ni + 1
}
return string(retval), args, nil
handle_end_error:
return "", nil, errors.New("reached end of string while parsing index format")
}
|
