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/* openbills - Server for web based Libre Billing Software
* Copyright (C) 2023-2024 Vidhu Kant Sharma <vidhukant@vidhukant.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package util
import (
"regexp"
"net/mail"
"net/url"
)
var phoneRegex, gstinRegex *regexp.Regexp
func init() {
phoneRegex = regexp.MustCompile(`^(?:(?:\(?(?:00|\+)([1-4]\d\d|[1-9]\d?)\)?)?[\-\.\ \\\/]?)?((?:\(?\d{1,}\)?[\-\.\ \\\/]?){0,})(?:[\-\.\ \\\/]?(?:#|ext\.?|extension|x)[\-\.\ \\\/]?(\d+))?$`)
gstinRegex = regexp.MustCompile(`^[0-9]{2}[A-Z]{5}[0-9]{4}[A-Z]{1}[1-9A-Z]{1}Z[0-9A-Z]{1}$`)
}
func ValidateEmail(email string) bool {
_, err := mail.ParseAddress(email)
if err != nil {
return false
}
return true
}
func ValidateWebsite(website string) bool {
_, err := url.ParseRequestURI(website)
if err != nil {
return false
}
return true
}
func ValidateGstin(gstin string) bool {
return gstinRegex.MatchString(gstin)
}
func ValidatePhone(phone string) bool {
return phoneRegex.MatchString(phone)
}
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