photoprism/pkg/fs/base.go
Michael Mayer 68ba289d6c CLI: Add "photoprism show config/formats" subcommands
Replaces "photoprism config", which could only display
current configuration values. Codecs and file formats
have been refactored along the way.

Signed-off-by: Michael Mayer <michael@liquidbytes.net>
2022-04-12 13:28:28 +02:00

55 lines
1.5 KiB
Go

package fs
import (
"path/filepath"
"strconv"
"strings"
)
// StripSequence removes common sequence patterns at the end of file names.
func StripSequence(name string) string {
// Strip numeric extensions like .00000, .00001, .4542353245,.... (at least 5 digits).
if dot := strings.LastIndex(name, "."); dot != -1 && len(name[dot+1:]) >= 5 {
if i, err := strconv.Atoi(name[dot+1:]); err == nil && i >= 0 {
name = name[:dot]
}
}
// Other common sequential naming schemes.
if end := strings.Index(name, "("); end != -1 {
// Copies created by Chrome & Windows, example: IMG_1234 (2).
name = name[:end]
} else if end := strings.Index(name, " copy"); end != -1 {
// Copies created by OS X, example: IMG_1234 copy 2.
name = name[:end]
}
name = strings.TrimSpace(name)
return name
}
// BasePrefix returns the filename base without any extensions and path.
func BasePrefix(fileName string, stripSequence bool) string {
name := StripKnownExt(StripExt(filepath.Base(fileName)))
if !stripSequence {
return name
}
return StripSequence(name)
}
// RelPrefix returns the relative filename.
func RelPrefix(fileName, dir string, stripSequence bool) string {
if name := RelName(fileName, dir); name != "" {
return AbsPrefix(name, stripSequence)
}
return BasePrefix(fileName, stripSequence)
}
// AbsPrefix returns the directory and base filename without any extensions.
func AbsPrefix(fileName string, stripSequence bool) string {
return filepath.Join(filepath.Dir(fileName), BasePrefix(fileName, stripSequence))
}