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package account
import (
"bytes"
"errors"
"io/ioutil"
"os"
"path/filepath"
"git.sr.ht/~rjarry/aerc/commands"
"git.sr.ht/~rjarry/aerc/logging"
"git.sr.ht/~rjarry/aerc/models"
"git.sr.ht/~rjarry/aerc/widgets"
"git.sr.ht/~sircmpwn/getopt"
)
type Recover struct{}
func init() {
register(Recover{})
}
func (Recover) Aliases() []string {
return []string{"recover"}
}
func (Recover) Complete(aerc *widgets.Aerc, args []string) []string {
// file name of temp file is hard-coded in the NewComposer() function
files, err := filepath.Glob(
filepath.Join(os.TempDir(), "aerc-compose-*.eml"),
)
if err != nil {
return make([]string, 0)
}
// if nothing is entered yet, return all files
if len(args) == 0 {
return files
}
if args[0] == "-" {
return []string{"-f"}
} else if args[0] == "-f" {
if len(args) == 1 {
for i, file := range files {
files[i] = args[0] + " " + file
}
return files
} else {
// only accepts one file to recover
return commands.FilterList(files, args[1], args[0]+" ",
aerc.SelectedAccountUiConfig().FuzzyComplete)
}
} else {
// only accepts one file to recover
return commands.FilterList(files, args[0], "", aerc.SelectedAccountUiConfig().FuzzyComplete)
}
}
func (Recover) Execute(aerc *widgets.Aerc, args []string) error {
// Complete() expects to be passed only the arguments, not including the command name
if len(Recover{}.Complete(aerc, args[1:])) == 0 {
return errors.New("No messages to recover.")
}
force := false
opts, optind, err := getopt.Getopts(args, "f")
if err != nil {
return err
}
for _, opt := range opts {
switch opt.Option {
case 'f':
force = true
}
}
if len(args) <= optind {
return errors.New("Usage: recover [-f] <file>")
}
acct := aerc.SelectedAccount()
if acct == nil {
return errors.New("No account selected")
}
readData := func() ([]byte, error) {
recoverFile, err := os.Open(args[optind])
if err != nil {
return nil, err
}
defer recoverFile.Close()
data, err := ioutil.ReadAll(recoverFile)
if err != nil {
return nil, err
}
return data, nil
}
data, err := readData()
if err != nil {
return err
}
composer, err := widgets.NewComposer(aerc, acct,
aerc.Config(), acct.AccountConfig(), acct.Worker(),
"", nil, models.OriginalMail{})
if err != nil {
return err
}
tab := aerc.NewTab(composer, "Recovered")
composer.OnHeaderChange("Subject", func(subject string) {
tab.Name = subject
tab.Content.Invalidate()
})
go func() {
defer logging.PanicHandler()
composer.AppendContents(bytes.NewReader(data))
}()
// remove file if force flag is set
if force {
err = os.Remove(args[optind])
if err != nil {
return err
}
}
return nil
}
|
