MovieNight/common/utils.go
2020-10-20 00:45:18 +02:00

30 lines
828 B
Go

package common
// Misc utils
import (
"os"
"path/filepath"
"regexp"
)
var usernameRegex *regexp.Regexp = regexp.MustCompile(`^[0-9a-zA-Z_-]*[a-zA-Z0-9]+[0-9a-zA-Z_-]*$`)
const InvalidNameError string = `Invalid name.<br />Name must be between 3 and 36 characters in length; contain only numbers, letters, underscores or dashes; and contain at least one number or letter.<br />Names cannot contain spaces.`
// IsValidName checks that name is within the correct ranges, follows the regex defined
// and is not a valid color name
func IsValidName(name string) bool {
return 3 <= len(name) && len(name) <= 36 &&
usernameRegex.MatchString(name)
}
// Return the absolut directory containing the MovieNight binary
func RunPath() string {
ex, er := os.Executable()
if er != nil {
panic(er)
}
return filepath.Dir(ex)
}