46 lines
1.5 KiB
Swift
46 lines
1.5 KiB
Swift
//
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// Copyright 2019 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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//
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import Foundation
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import SignalServiceKit
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public enum ValidatedCallingCode: UInt {
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case unitedStates = 1
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case brazil = 55
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}
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public class PhoneNumberValidator: NSObject {
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public func isValidForRegistration(phoneNumber: PhoneNumber) -> Bool {
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guard let callingCode = phoneNumber.getCallingCode() else {
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return false
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}
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guard let validatedCallingCode = ValidatedCallingCode(rawValue: callingCode.uintValue) else {
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// no extra validation for this country
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return true
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}
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switch validatedCallingCode {
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case .brazil:
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return isValidForBrazilRegistration(phoneNumber: phoneNumber)
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case .unitedStates:
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return isValidForUnitedStatesRegistration(phoneNumber: phoneNumber)
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}
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}
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let validBrazilPhoneNumberRegex = try! NSRegularExpression(pattern: "^\\+55\\d{2}9?\\d{8}$", options: [])
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private func isValidForBrazilRegistration(phoneNumber: PhoneNumber) -> Bool {
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let e164 = phoneNumber.toE164()
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return validBrazilPhoneNumberRegex.hasMatch(input: e164)
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}
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let validUnitedStatesPhoneNumberRegex = try! NSRegularExpression(pattern: "^\\+1\\d{10}$", options: [])
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private func isValidForUnitedStatesRegistration(phoneNumber: PhoneNumber) -> Bool {
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let e164 = phoneNumber.toE164()
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return validUnitedStatesPhoneNumberRegex.hasMatch(input: e164)
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}
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}
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