Jimmy
6c215d40e6
English-only messages, rate limiting, min fill time, and normalized email validation; improve modal video serving with posters, correct MIME types, and no gzip on gallery media. Co-authored-by: Cursor <cursoragent@cursor.com>
52 lines
1.1 KiB
Go
52 lines
1.1 KiB
Go
package contactcheck
|
|
|
|
import (
|
|
"errors"
|
|
"strings"
|
|
"unicode"
|
|
|
|
"github.com/abadojack/whatlanggo"
|
|
)
|
|
|
|
const (
|
|
minMessageRunes = 20
|
|
maxMessageRunes = 8000
|
|
maxNameRunes = 120
|
|
)
|
|
|
|
var (
|
|
ErrNotEnglish = errors.New("message must be in English")
|
|
ErrTooShort = errors.New("message too short")
|
|
ErrTooLong = errors.New("message too long")
|
|
ErrName = errors.New("name too long")
|
|
)
|
|
|
|
// ValidateEnglish checks script and language for name + message combined.
|
|
func ValidateEnglish(name, message string) error {
|
|
msg := strings.TrimSpace(message)
|
|
nMsg := len([]rune(msg))
|
|
if nMsg < minMessageRunes {
|
|
return ErrTooShort
|
|
}
|
|
if nMsg > maxMessageRunes {
|
|
return ErrTooLong
|
|
}
|
|
if len([]rune(strings.TrimSpace(name))) > maxNameRunes {
|
|
return ErrName
|
|
}
|
|
|
|
combined := strings.TrimSpace(name) + "\n\n" + msg
|
|
info := whatlanggo.Detect(combined)
|
|
|
|
if info.Script != nil && info.Script != unicode.Latin {
|
|
return ErrNotEnglish
|
|
}
|
|
if info.Lang != whatlanggo.Eng {
|
|
return ErrNotEnglish
|
|
}
|
|
if !info.IsReliable() && info.Confidence < 0.55 {
|
|
return ErrNotEnglish
|
|
}
|
|
return nil
|
|
}
|