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file_xdg.go
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/
file_xdg.go
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// +build linux openbsd freebsd netbsd
// +build !android
package dialog
import (
"bytes"
"fmt"
"os"
"os/exec"
"path/filepath"
)
func getFavoriteLocation(homeDir, name string) (string, error) {
cmdName := "xdg-user-dir"
fallback := filepath.Join(homeDir, name)
if _, err := exec.LookPath(cmdName); err != nil {
return fallback, fmt.Errorf("%s not found in PATH. using fallback paths", cmdName)
}
cmd := exec.Command(cmdName, name)
stdout := bytes.NewBufferString("")
cmd.Stdout = stdout
err := cmd.Run()
if err != nil {
return fallback, err
}
loc := stdout.String()
// Remove \n at the end
loc = loc[:len(loc)-1]
if loc == homeDir {
return fallback, fmt.Errorf("this computer does not have a %s folder", name)
}
return stdout.String(), nil
}
func getFavoriteLocations() (map[string]string, error) {
homeDir, err := os.UserHomeDir()
if err != nil {
return nil, err
}
rv := map[string]string{
"Home": homeDir,
}
documentsDir, err1 := getFavoriteLocation(homeDir, "DOCUMENTS")
if err == nil {
rv["Documents"] = documentsDir
} else {
rv["Documents"] = filepath.Join(homeDir, "Documents")
err = err1
}
downloadsDir, err1 := getFavoriteLocation(homeDir, "DOWNLOADS")
if err == nil {
rv["Downloads"] = downloadsDir
} else {
rv["Downloads"] = filepath.Join(homeDir, "Downloads")
err = err1
}
return rv, err
}