photoprism/pkg/txt/normalize.go
2021-11-11 16:00:42 +01:00

69 lines
1.8 KiB
Go

package txt
import "strings"
// NormalizeName sanitizes and capitalizes names.
func NormalizeName(name string) string {
if name == "" {
return ""
}
// Remove double quotes and other special characters.
name = strings.Map(func(r rune) rune {
switch r {
case '"', '`', '~', '\\', '/', '*', '%', '&', '|', '+', '=', '$', '@', '!', '?', ':', ';', '<', '>', '{', '}':
return -1
}
return r
}, name)
name = strings.TrimSpace(name)
if name == "" {
return ""
}
// Shorten and capitalize.
return Clip(Title(name), ClipDefault)
}
// NormalizeState returns the full, normalized state name.
func NormalizeState(stateName, countryCode string) string {
// Remove whitespace from name.
stateName = strings.TrimSpace(stateName)
// Empty?
if stateName == "" || stateName == UnknownStateCode {
// State doesn't have a name.
return ""
}
// Normalize country code.
countryCode = strings.ToLower(strings.TrimSpace(countryCode))
// Is the name an abbreviation that should be normalized?
if states, found := StatesByCountry[countryCode]; !found {
// Unknown country.
} else if normalized, found := states[stateName]; !found {
// Unknown abbreviation.
} else if normalized != "" {
// Yes, use normalized name.
stateName = normalized
}
// Return normalized state name.
return stateName
}
// NormalizeQuery replaces search operator with default symbols.
func NormalizeQuery(s string) string {
s = strings.ToLower(Clip(s, ClipQuery))
s = strings.ReplaceAll(s, Spaced(EnOr), Or)
s = strings.ReplaceAll(s, Spaced(EnAnd), And)
s = strings.ReplaceAll(s, Spaced(EnWith), And)
s = strings.ReplaceAll(s, Spaced(EnIn), And)
s = strings.ReplaceAll(s, Spaced(EnAt), And)
s = strings.ReplaceAll(s, SpacedPlus, And)
s = strings.ReplaceAll(s, "%", "*")
return strings.Trim(s, "+&|_-=!@$%^(){}\\<>,.;: ")
}