73 lines
2.2 KiB
Swift
73 lines
2.2 KiB
Swift
import Foundation
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// TODO: [#695] This should have a #DEBUG tag, but if so, it's not possible to compile this on release mode and submit it to testflight https://github.com/zcash/ZcashLightClientKit/issues/695
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extension String {
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init<T>(dumping value: T) {
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var output = String()
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dump(value, to: &output)
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self.init(stringLiteral: output)
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}
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}
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extension String: Error {}
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extension String {
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private static let emailRegex = "[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,6}"
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private static let phoneRegex = "^^\\+(?:[0-9]?){6,14}[0-9]$"
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public enum ValidationType: Equatable {
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case customFloatingPoint(NumberFormatter)
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case custom(String)
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case email
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case floatingPoint
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case maxLength(Int)
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case minLength(Int)
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case phoneNumber
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func isValid(text: String) -> Bool {
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switch self {
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case .customFloatingPoint(let numberFormatter):
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return text.validate(using: numberFormatter)
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case .custom(let regex):
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return text.validate(using: regex)
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case .email:
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return text.validate(using: .emailRegex)
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case .floatingPoint:
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return NumberFormatter.zcashNumberFormatter.number(from: text) != nil
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case .maxLength(let length):
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return text.count <= length && !text.isEmpty
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case .minLength(let length):
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return text.count >= length
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case .phoneNumber:
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return text.validate(using: .phoneRegex)
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}
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}
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}
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private func validate(using numberFormatter: NumberFormatter) -> Bool {
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numberFormatter.number(from: self) != nil
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}
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private func validate(using regex: String) -> Bool {
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guard let regex = try? NSRegularExpression(pattern: regex) else { return false }
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return regex.firstMatch(
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in: self,
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options: [],
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range: NSRange(location: 0, length: self.utf16.count)
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) != nil
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}
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public func isValid(for validationType: ValidationType?) -> Bool {
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guard let validationType else { return true }
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return validationType.isValid(text: self)
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}
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}
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