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package main
import (
"errors"
"flag"
"fmt"
"log"
"os"
"path/filepath"
"strings"
"utils"
)
var hostnames = map[string]string{
os.Getenv("DESKTOP"): "desktop",
os.Getenv("LAPTOP"): "work_laptop",
os.Getenv("CLOUDTOP"): "cloudtop",
}
func main() {
audit := flag.Bool("audit", false, "Output all symlinks that would be deleted. This is the default behavior. This option is mutually exclusive with the --seriously option.")
seriously := flag.Bool("seriously", false, "Actually delete the symlinks. This option is mutually exclusive with the --audit option.")
repoName := flag.String("repo-name", "briefcase", "The name of the repository.")
deviceOnly := flag.Bool("device-only", false, "Only output the device-specific dotfiles.")
flag.Parse()
if !*audit && !*seriously {
log.Fatal(errors.New("Either -audit or -seriously needs to be set."))
}
if *audit == *seriously {
log.Fatal(errors.New("Arguments -audit and -seriously are mutually exclusive"))
}
home, err := os.UserHomeDir()
utils.FailOn(err)
count := 0
err = filepath.Walk(home, func(path string, info os.FileInfo, err error) error {
if utils.IsSymlink(info.Mode()) {
dest, err := os.Readlink(path)
utils.FailOn(err)
var predicate func(string) bool
if *deviceOnly {
predicate = func(dest string) bool {
var hostname string
hostname, err = os.Hostname()
utils.FailOn(err)
seeking, ok := hostnames[hostname]
if !ok {
log.Fatal(fmt.Sprintf("Hostname \"%s\" not supported in the hostnames map.", hostname))
}
return strings.Contains(dest, *repoName) && strings.Contains(dest, seeking)
}
} else {
predicate = func(dest string) bool {
return strings.Contains(dest, *repoName)
}
}
if predicate(dest) {
if *audit {
fmt.Printf("%s -> %s\n", path, dest)
} else if *seriously {
fmt.Printf("rm %s\n", path)
err = os.Remove(path)
utils.FailOn(err)
}
count += 1
}
}
return nil
})
utils.FailOn(err)
if *audit {
fmt.Printf("Would have deleted %d symlinks.\n", count)
} else if *seriously {
fmt.Printf("Successfully deleted %d symlinks.\n", count)
}
os.Exit(0)
}
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