func renameValue(store *storage.Storage, tx *storage.Tx, currentName, newName string) error {
sourceValue, err := store.ValueByName(tx, currentName)
if err != nil {
return fmt.Errorf("could not retrieve value '%v': %v", currentName, err)
}
if sourceValue == nil {
return fmt.Errorf("no such value '%v'", currentName)
}
destValue, err := store.ValueByName(tx, newName)
if err != nil {
return fmt.Errorf("could not retrieve value '%v': %v", newName, err)
}
if destValue != nil {
return fmt.Errorf("value '%v' already exists", newName)
}
log.Infof(2, "renaming value '%v' to '%v'.", currentName, newName)
_, err = store.RenameValue(tx, sourceValue.Id, newName)
if err != nil {
return fmt.Errorf("could not rename value '%v' to '%v': %v", currentName, newName, err)
}
return nil
}
func deleteImplications(store *storage.Storage, tx *storage.Tx, tagArgs []string) (error, warnings) {
log.Infof(2, "loading settings")
implyingTagArg := tagArgs[0]
impliedTagArgs := tagArgs[1:]
implyingTagName, implyingValueName := parseTagEqValueName(implyingTagArg)
implyingTag, err := store.TagByName(tx, implyingTagName)
if err != nil {
return err, nil
}
if implyingTag == nil {
return NoSuchTagError{implyingTagName}, nil
}
implyingValue, err := store.ValueByName(tx, implyingValueName)
if err != nil {
return err, nil
}
if implyingValue == nil {
return NoSuchValueError{implyingValueName}, nil
}
warnings := make(warnings, 0, 10)
for _, impliedTagArg := range impliedTagArgs {
log.Infof(2, "removing tag implication %v -> %v.", implyingTagArg, impliedTagArg)
impliedTagName, impliedValueName := parseTagEqValueName(impliedTagArg)
impliedTag, err := store.TagByName(tx, impliedTagName)
if err != nil {
return err, warnings
}
if impliedTag == nil {
warnings = append(warnings, fmt.Sprintf("no such tag '%v'", impliedTagName))
}
impliedValue, err := store.ValueByName(tx, impliedValueName)
if err != nil {
return err, warnings
}
if impliedValue == nil {
warnings = append(warnings, fmt.Sprintf("no such value '%v'", impliedValueName))
}
if err := store.DeleteImplication(tx, entities.TagIdValueIdPair{implyingTag.Id, implyingValue.Id}, entities.TagIdValueIdPair{impliedTag.Id, impliedValue.Id}); err != nil {
return fmt.Errorf("could not delete tag implication of %v to %v: %v", implyingTagArg, impliedTagArg, err), warnings
}
}
return nil, warnings
}
func mergeValues(store *storage.Storage, tx *storage.Tx, sourceValueNames []string, destValueName string) (error, warnings) {
destValue, err := store.ValueByName(tx, destValueName)
if err != nil {
return fmt.Errorf("could not retrieve value '%v': %v", destValueName, err), nil
}
if destValue == nil {
return fmt.Errorf("no such value '%v'", destValueName), nil
}
warnings := make(warnings, 0, 10)
for _, sourceValueName := range sourceValueNames {
if sourceValueName == destValueName {
warnings = append(warnings, fmt.Sprintf("cannot merge value '%v' into itself", sourceValueName))
continue
}
sourceValue, err := store.ValueByName(tx, sourceValueName)
if err != nil {
return fmt.Errorf("could not retrieve value '%v': %v", sourceValueName, err), warnings
}
if sourceValue == nil {
warnings = append(warnings, fmt.Sprintf("no such value '%v'", sourceValueName))
continue
}
log.Infof(2, "finding files tagged with value '%v'.", sourceValueName)
fileTags, err := store.FileTagsByValueId(tx, sourceValue.Id)
if err != nil {
return fmt.Errorf("could not retrieve files for value '%v': %v", sourceValueName, err), warnings
}
log.Infof(2, "applying value '%v' to these files.", destValueName)
for _, fileTag := range fileTags {
if _, err = store.AddFileTag(tx, fileTag.FileId, fileTag.TagId, destValue.Id); err != nil {
return fmt.Errorf("could not apply value '%v' to file #%v: %v", destValueName, fileTag.FileId, err), warnings
}
}
log.Infof(2, "deleting value '%v'.", sourceValueName)
if err = store.DeleteValue(tx, sourceValue.Id); err != nil {
return fmt.Errorf("could not delete value '%v': %v", sourceValueName, err), warnings
}
}
return nil, warnings
}
func deleteValue(store *storage.Storage, tx *storage.Tx, valueArgs []string) (error, warnings) {
warnings := make(warnings, 0, 10)
for _, valueArg := range valueArgs {
valueName := parseTagOrValueName(valueArg)
value, err := store.ValueByName(tx, valueName)
if err != nil {
return fmt.Errorf("could not retrieve value '%v': %v", valueName, err), warnings
}
if value == nil {
warnings = append(warnings, fmt.Sprintf("no such value '%v'", valueName))
continue
}
if err = store.DeleteValue(tx, value.Id); err != nil {
return fmt.Errorf("could not delete value '%v': %v", valueName, err), warnings
}
}
return nil, warnings
}
func createTagsValues(store *storage.Storage, tx *storage.Tx, tagArgs []string) (error, warnings) {
warnings := make(warnings, 0, 10)
for _, tagArg := range tagArgs {
name := parseTagOrValueName(tagArg)
if name[0] == '=' {
name = name[1:]
value, err := store.ValueByName(tx, name)
if err != nil {
return fmt.Errorf("could not check if value '%v' exists: %v", name, err), warnings
}
if value == nil {
if _, err := store.AddValue(tx, name); err != nil {
return fmt.Errorf("could not create value '%v': %v", name, err), warnings
}
} else {
warnings = append(warnings, fmt.Sprintf("value '%v' already exists", name))
}
} else {
tag, err := store.TagByName(tx, name)
if err != nil {
return fmt.Errorf("could not check if tag '%v' exists: %v", name, err), warnings
}
if tag == nil {
if _, err := store.AddTag(tx, name); err != nil {
return fmt.Errorf("could not create tag '%v': %v", name, err), warnings
}
} else {
warnings = append(warnings, fmt.Sprintf("tag '%v' already exists", name))
}
}
}
return nil, warnings
}
func tagPaths(store *storage.Storage, tx *storage.Tx, tagArgs, paths []string, explicit, recursive, force bool) (error, warnings) {
log.Infof(2, "loading settings")
settings, err := store.Settings(tx)
if err != nil {
return err, nil
}
pairs := make(entities.TagIdValueIdPairs, 0, len(tagArgs))
warnings := make(warnings, 0, 10)
for _, tagArg := range tagArgs {
tagName, valueName := parseTagEqValueName(tagArg)
tag, err := store.TagByName(tx, tagName)
if err != nil {
return err, warnings
}
if tag == nil {
if settings.AutoCreateTags() {
tag, err = createTag(store, tx, tagName)
if err != nil {
return err, warnings
}
} else {
warnings = append(warnings, fmt.Sprintf("no such tag '%v'", tagName))
continue
}
}
value, err := store.ValueByName(tx, valueName)
if err != nil {
return err, warnings
}
if value == nil {
if settings.AutoCreateValues() {
value, err = createValue(store, tx, valueName)
if err != nil {
return err, warnings
}
} else {
warnings = append(warnings, fmt.Sprintf("no such value '%v'", valueName))
continue
}
}
pairs = append(pairs, entities.TagIdValueIdPair{tag.Id, value.Id})
}
for _, path := range paths {
if err := tagPath(store, tx, path, pairs, explicit, recursive, force, settings.FileFingerprintAlgorithm(), settings.DirectoryFingerprintAlgorithm(), settings.SymlinkFingerprintAlgorithm(), settings.ReportDuplicates()); err != nil {
switch {
case os.IsPermission(err):
warnings = append(warnings, fmt.Sprintf("%v: permisison denied", path))
case os.IsNotExist(err):
warnings = append(warnings, fmt.Sprintf("%v: no such file", path))
default:
return fmt.Errorf("%v: could not stat file: %v", path, err), warnings
}
}
}
return nil, warnings
}
func untagPaths(store *storage.Storage, tx *storage.Tx, paths, tagArgs []string, recursive, followSymlinks bool) (error, warnings) {
warnings := make(warnings, 0, 10)
files := make(entities.Files, 0, len(paths))
for _, path := range paths {
absPath, err := filepath.Abs(path)
if err != nil {
return fmt.Errorf("%v: could not get absolute path: %v", path, err), warnings
}
log.Infof(2, "%v: resolving path", path)
stat, err := os.Lstat(absPath)
if err != nil {
switch {
case os.IsNotExist(err), os.IsPermission(err):
// ignore
default:
return err, nil
}
} else if stat.Mode()&os.ModeSymlink != 0 && followSymlinks {
absPath, err = _path.Dereference(absPath)
if err != nil {
return err, nil
}
}
file, err := store.FileByPath(tx, absPath)
if err != nil {
return fmt.Errorf("%v: could not retrieve file: %v", path, err), warnings
}
if file == nil {
warnings = append(warnings, fmt.Sprintf("%v: file is not tagged", path))
continue
}
files = append(files, file)
if recursive {
childFiles, err := store.FilesByDirectory(tx, file.Path())
if err != nil {
return fmt.Errorf("%v: could not retrieve files for directory: %v", file.Path()), warnings
}
files = append(files, childFiles...)
}
}
for _, tagArg := range tagArgs {
tagName, valueName := parseTagEqValueName(tagArg)
tag, err := store.TagByName(tx, tagName)
if err != nil {
return fmt.Errorf("could not retrieve tag '%v': %v", tagName, err), warnings
}
if tag == nil {
warnings = append(warnings, fmt.Sprintf("no such tag '%v'", tagName))
continue
}
value, err := store.ValueByName(tx, valueName)
if err != nil {
return fmt.Errorf("could not retrieve value '%v': %v", valueName, err), warnings
}
if value == nil {
warnings = append(warnings, fmt.Sprintf("no such value '%v'", valueName))
continue
}
for _, file := range files {
if err := store.DeleteFileTag(tx, file.Id, tag.Id, value.Id); err != nil {
switch err.(type) {
case storage.FileTagDoesNotExist:
exists, err := store.FileTagExists(tx, file.Id, tag.Id, value.Id, false)
if err != nil {
return fmt.Errorf("could not check if tag exists: %v", err), warnings
}
if exists {
if value.Id != 0 {
warnings = append(warnings, fmt.Sprintf("%v: cannot remove '%v=%v': delete implication to remove this tag.", file.Path(), tag.Name, value.Name))
} else {
warnings = append(warnings, fmt.Sprintf("%v: cannot remove '%v': delete implication to remove this tag.", file.Path(), tag.Name))
}
} else {
if value.Id != 0 {
warnings = append(warnings, fmt.Sprintf("%v: file is not tagged '%v=%v'.", file.Path(), tag.Name, value.Name))
} else {
warnings = append(warnings, fmt.Sprintf("%v: file is not tagged '%v'.", file.Path(), tag.Name))
}
}
default:
return fmt.Errorf("%v: could not remove tag '%v', value '%v': %v", file.Path(), tag.Name, value.Name, err), warnings
}
}
}
}
return nil, warnings
}
func addImplications(store *storage.Storage, tx *storage.Tx, tagArgs []string) (error, warnings) {
log.Infof(2, "loading settings")
settings, err := store.Settings(tx)
if err != nil {
return err, nil
}
implyingTagArg := tagArgs[0]
impliedTagArgs := tagArgs[1:]
implyingTagName, implyingValueName := parseTagEqValueName(implyingTagArg)
implyingTag, err := store.TagByName(tx, implyingTagName)
if err != nil {
return err, nil
}
if implyingTag == nil {
if settings.AutoCreateTags() {
implyingTag, err = createTag(store, tx, implyingTagName)
if err != nil {
return err, nil
}
} else {
return NoSuchTagError{implyingTagName}, nil
}
}
implyingValue, err := store.ValueByName(tx, implyingValueName)
if err != nil {
return err, nil
}
if implyingValue == nil {
if settings.AutoCreateValues() {
implyingValue, err = createValue(store, tx, implyingValueName)
if err != nil {
return err, nil
}
} else {
return NoSuchValueError{implyingValueName}, nil
}
}
warnings := make(warnings, 0, 10)
for _, impliedTagArg := range impliedTagArgs {
impliedTagName, impliedValueName := parseTagEqValueName(impliedTagArg)
impliedTag, err := store.TagByName(tx, impliedTagName)
if err != nil {
return err, warnings
}
if impliedTag == nil {
if settings.AutoCreateTags() {
impliedTag, err = createTag(store, tx, impliedTagName)
if err != nil {
return err, warnings
}
} else {
warnings = append(warnings, fmt.Sprintf("no such tag '%v'", impliedTagName))
continue
}
}
impliedValue, err := store.ValueByName(tx, impliedValueName)
if err != nil {
return err, warnings
}
if impliedValue == nil {
if settings.AutoCreateValues() {
impliedValue, err = createValue(store, tx, impliedValueName)
if err != nil {
return err, warnings
}
} else {
warnings = append(warnings, fmt.Sprintf("no such value '%v'", impliedValueName))
continue
}
}
log.Infof(2, "adding tag implication of '%v' to '%v'", implyingTagArg, impliedTagArg)
if err = store.AddImplication(tx, entities.TagIdValueIdPair{implyingTag.Id, implyingValue.Id}, entities.TagIdValueIdPair{impliedTag.Id, impliedValue.Id}); err != nil {
return fmt.Errorf("cannot add implication of '%v' to '%v': %v", implyingTagArg, impliedTagArg, err), warnings
}
}
return nil, warnings
}