summary refs log tree commit diff stats
path: root/commands/msg/forward.go
blob: c51949ed39a60aaf6b7e496580f8e3ea56863c00 (plain) (blame)
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
package msg

import (
	"bytes"
	"errors"
	"fmt"
	"io"
	"io/ioutil"
	"os"
	"path"
	"strings"

	"git.sr.ht/~sircmpwn/aerc/models"
	"git.sr.ht/~sircmpwn/aerc/widgets"
	"git.sr.ht/~sircmpwn/getopt"
)

type forward struct{}

func init() {
	register(forward{})
}

func (forward) Aliases() []string {
	return []string{"forward"}
}

func (forward) Complete(aerc *widgets.Aerc, args []string) []string {
	return nil
}

func (forward) Execute(aerc *widgets.Aerc, args []string) error {
	opts, optind, err := getopt.Getopts(args, "AT:")
	if err != nil {
		return err
	}
	attach := false
	template := ""
	for _, opt := range opts {
		switch opt.Option {
		case 'A':
			attach = true
		case 'T':
			template = opt.Value
		}
	}

	to := ""
	if len(args) != 1 {
		to = strings.Join(args[optind:], ", ")
	}

	widget := aerc.SelectedTab().(widgets.ProvidesMessage)
	acct := widget.SelectedAccount()
	if acct == nil {
		return errors.New("No account selected")
	}
	store := widget.Store()
	if store == nil {
		return errors.New("Cannot perform action. Messages still loading")
	}
	msg, err := widget.SelectedMessage()
	if err != nil {
		return err
	}
	acct.Logger().Println("Forwarding email " + msg.Envelope.MessageId)

	subject := "Fwd: " + msg.Envelope.Subject
	defaults := map[string]string{
		"To":      to,
		"Subject": subject,
	}

	original := models.OriginalMail{}

	addTab := func() (*widgets.Composer, error) {
		if template != "" {
			original.From = models.FormatAddresses(msg.Envelope.From)
			original.Date = msg.Envelope.Date.Format("Mon Jan 2, 2006 at 3:04 PM")
		}

		composer, err := widgets.NewComposer(aerc, aerc.Config(), acct.AccountConfig(),
			acct.Worker(), template, defaults, original)
		if err != nil {
			aerc.PushError("Error: " + err.Error())
			return nil, err
		}

		tab := aerc.NewTab(composer, subject)
		if to == "" {
			composer.FocusRecipient()
		} else {
			composer.FocusTerminal()
		}
		composer.OnHeaderChange("Subject", func(subject string) {
			if subject == "" {
				tab.Name = "New email"
			} else {
				tab.Name = subject
			}
			tab.Content.Invalidate()
		})
		return composer, nil
	}

	if attach {
		tmpDir, err := ioutil.TempDir("", "aerc-tmp-attachment")
		if err != nil {
			return err
		}
		tmpFileName := path.Join(tmpDir,
			strings.ReplaceAll(fmt.Sprintf("%s.eml", msg.Envelope.Subject), "/", "-"))
		store.FetchFull([]uint32{msg.Uid}, func(reader io.Reader) {
			tmpFile, err := os.Create(tmpFileName)
			if err != nil {
				println(err)
				// TODO: Do something with the error
				addTab()
				return
			}

			defer tmpFile.Close()
			io.Copy(tmpFile, reader)
			composer, err := addTab()
			if err != nil {
				return
			}
			composer.AddAttachment(tmpFileName)
			composer.OnClose(func(composer *widgets.Composer) {
				os.RemoveAll(tmpDir)
			})
		})
	} else {
		if template == "" {
			template = aerc.Config().Templates.Forwards
		}

		// TODO: something more intelligent than fetching the 1st part
		// TODO: add attachments!
		store.FetchBodyPart(msg.Uid, msg.BodyStructure, []int{1}, func(reader io.Reader) {
			buf := new(bytes.Buffer)
			buf.ReadFrom(reader)
			original.Text = buf.String()
			addTab()
		})
	}
	return nil
}