114 lines
1.9 KiB
Go
114 lines
1.9 KiB
Go
package main
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import (
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"log"
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"os"
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"path/filepath"
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"strings"
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)
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type iconMap map[string]string
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func parseIcons() iconMap {
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if env := os.Getenv("LF_ICONS"); env != "" {
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return parseIconsEnv(env)
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}
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defaultIcons := []string{
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"tw=🗀",
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"st=🗀",
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"ow=🗀",
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"di=🗀",
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"fi=🗎",
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}
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return parseIconsEnv(strings.Join(defaultIcons, ":"))
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}
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func parseIconsEnv(env string) iconMap {
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icons := make(iconMap)
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entries := strings.Split(env, ":")
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for _, entry := range entries {
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if entry == "" {
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continue
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}
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pair := strings.Split(entry, "=")
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if len(pair) != 2 {
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log.Printf("invalid $LF_ICONS entry: %s", entry)
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return icons
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}
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key, val := pair[0], pair[1]
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key = replaceTilde(key)
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if filepath.IsAbs(key) {
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key = filepath.Clean(key)
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}
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icons[key] = val
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}
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return icons
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}
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func (im iconMap) get(f *file) string {
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if val, ok := im[f.path]; ok {
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return val
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}
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if f.IsDir() {
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if val, ok := im[f.Name()+"/"]; ok {
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return val
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}
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}
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if val, ok := im[f.Name()]; ok {
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return val
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}
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if val, ok := im[filepath.Base(f.Name())+".*"]; ok {
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return val
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}
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var key string
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switch {
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case f.IsDir() && f.Mode()&os.ModeSticky != 0 && f.Mode()&0002 != 0:
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key = "tw"
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case f.IsDir() && f.Mode()&os.ModeSticky != 0:
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key = "st"
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case f.IsDir() && f.Mode()&0002 != 0:
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key = "ow"
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case f.IsDir():
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key = "di"
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case f.linkState == working:
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key = "ln"
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case f.linkState == broken:
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key = "or"
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case f.Mode()&os.ModeNamedPipe != 0:
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key = "pi"
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case f.Mode()&os.ModeSocket != 0:
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key = "so"
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case f.Mode()&os.ModeCharDevice != 0:
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key = "cd"
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case f.Mode()&os.ModeDevice != 0:
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key = "bd"
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case f.Mode()&os.ModeSetuid != 0:
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key = "su"
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case f.Mode()&os.ModeSetgid != 0:
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key = "sg"
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case f.Mode().IsRegular() && f.Mode()&0111 != 0:
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key = "ex"
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default:
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key = "*" + filepath.Ext(f.Name())
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}
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if val, ok := im[key]; ok {
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return val
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}
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if val, ok := im["fi"]; ok {
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return val
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}
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return " "
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}
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