provisioning.swift

guard let url = Bundle.main.url(forResource: "embedded", withExtension: "mobileprovision") else {
    return
}

guard let data = try? Data(contentsOf: url),
      let start = "<?xml".data(using: .utf8),
      let end = "</plist>".data(using: .utf8)
      let startRange = data.range(of: start),
      let endRange = data.range(of: end) else {
    return
}

let range = Range(uncheckedBounds: (lower: startRange.lowerBound, upper: endRange.upperBound))
let body = data.subdata(in: range)
guard let dic = try? PropertyListSerialization.propertyList(from: body, options: [], format: nil),
      let plist = dic as? [String: Any], let expir = plist["ExpirationDate"] as? Date else {
    return
}

let limit = Date(timeInterval: -24 * 60 * 60, since: expir)
let fmt = DateFormatter()
fmt.locale = Locale.current
fmt.timeZone = TimeZone.current
fmt.dateFormat = "yyyy/MM/dd"
print(fmt.string(from: limit))