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phone.go
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phone.go
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package web
import (
"fmt"
"log"
"strings"
"github.com/ttacon/libphonenumber"
)
var ErrInvalidPhoneNumber = fmt.Errorf("invalid phone number")
// 手机号归一化
func NormalizePhoneNumber(number string) (string, error) {
if !strings.HasPrefix(number, "+") {
number = "+" + number
}
p, err := libphonenumber.Parse(number, "")
if err != nil {
return "", err
}
if !libphonenumber.IsValidNumber(p) {
if p.GetCountryCode() == 86 {
nationalNum := fmt.Sprintf("%d", *p.NationalNumber)
if len(nationalNum) == 11 && (nationalNum[:3] == "199" || nationalNum[:3] == "166") {
out := fmt.Sprintf("86%s", nationalNum)
return out, nil
}
}
return "", ErrInvalidPhoneNumber
}
out := libphonenumber.NormalizeDigitsOnly(number)
return out, nil
}
// 手机号转地区代码
func PhoneToCC(phone_number string) string {
if !strings.HasPrefix(phone_number, "+") {
phone_number = "+" + phone_number
}
p, err := libphonenumber.Parse(phone_number, "")
if err != nil {
return ""
}
return libphonenumber.GetRegionCodeForNumber(p)
}
// 去除国家代码
func TrimPhoneCC(phone_number string, ccs ...string) string {
for _, cc := range ccs {
if len(cc) > 0 && strings.HasPrefix(phone_number, cc) {
phone_number = strings.TrimPrefix(phone_number, cc)
}
}
return phone_number
}
// 转化成ITU E.164格式, +CC MMMMMMMM
func ToE164(phone_number string) string {
if phone_number == "" {
return ""
}
if phone_number[:1] != "+" {
phone_number = "+" + phone_number
}
p, err := libphonenumber.Parse(phone_number, "")
if err != nil {
log.Println("ToE164 err:", phone_number, err)
return phone_number
}
return fmt.Sprintf("+%d %d", p.GetCountryCode(), p.GetNationalNumber())
}