1package main

2

3import (

4 "context"

5 "log"

6 "path/filepath"

7 "time"

8

9 "github.com/mjl-/bstore"

10

11 "github.com/mjl-/mox/store"

12)

13

14func cmdExportMaildir(c *cmd) {

15 c.params = "[-single] dst-dir account-path [mailbox]"

16 c.help = `Export one or all mailboxes from an account in maildir format.

17

18Export bypasses a running mox instance. It opens the account mailbox/message

19database file directly. This may block if a running mox instance also has the

20database open, e.g. for IMAP connections. To export from a running instance, use

21the accounts web page or webmail.

22`

23 var single bool

24 c.flag.BoolVar(&single, "single", false, "export single mailbox, without any children. disabled if mailbox isn't specified.")

25 args := c.Parse()

26 xcmdExport(false, single, args, c)

27}

28

29func cmdExportMbox(c *cmd) {

30 c.params = "[-single] dst-dir account-path [mailbox]"

31 c.help = `Export messages from one or all mailboxes in an account in mbox format.

32

33Using mbox is not recommended. Maildir is a better format.

34

35Export bypasses a running mox instance. It opens the account mailbox/message

36database file directly. This may block if a running mox instance also has the

37database open, e.g. for IMAP connections. To export from a running instance, use

38the accounts web page or webmail.

39

40For mbox export, "mboxrd" is used where message lines starting with the magic

41"From " string are escaped by prepending a >. All ">*From " are escaped,

42otherwise reconstructing the original could lose a ">".

43`

44 var single bool

45 c.flag.BoolVar(&single, "single", false, "export single mailbox, without any children. disabled if mailbox isn't specified.")

46 args := c.Parse()

47 xcmdExport(true, single, args, c)

48}

49

50func xcmdExport(mbox, single bool, args []string, c *cmd) {

51 if len(args) != 2 && len(args) != 3 {

52 c.Usage()

53 }

54

55 dst := args[0]

56 accountDir := args[1]

57 var mailbox string

58 if len(args) == 3 {

59 mailbox = args[2]

60 } else {

61 single = false

62 }

63

64 dbpath := filepath.Join(accountDir, "index.db")

65 opts := bstore.Options{Timeout: 5 * time.Second, Perm: 0660, RegisterLogger: c.log.Logger}

66 db, err := bstore.Open(context.Background(), dbpath, &opts, store.DBTypes...)

67 xcheckf(err, "open database %q", dbpath)

68 defer func() {

69 if err := db.Close(); err != nil {

70 log.Printf("closing db after export: %v", err)

71 }

72 }()

73

74 a := store.DirArchiver{Dir: dst}

75 err = store.ExportMessages(context.Background(), c.log, db, accountDir, a, !mbox, mailbox, !single)

76 xcheckf(err, "exporting messages")

77 err = a.Close()

78 xcheckf(err, "closing archiver")

79}

80