Merge pull request #111 from ahotko/master

added SlovenianUpnQr payload generator, manual QR version and ECI mode

Author: codebude

QRCoder/PayloadGenerator.cs

@@ -9,7 +9,15 @@ namespace QRCoder
 {
     public static class PayloadGenerator
     {
-        public class WiFi
+        public abstract class Payload
+        {
+            public virtual int Version { get { return -1; } }
+            public virtual QRCodeGenerator.ECCLevel EccLevel { get { return QRCodeGenerator.ECCLevel.M; } }
+            public virtual QRCodeGenerator.EciMode EciMode { get { return QRCodeGenerator.EciMode.Default; } }
+            public abstract override string ToString();
+        }
+
+        public class WiFi : Payload
         {
             private readonly string ssid, password, authenticationMode;
             private readonly bool isHiddenSsid;
@@ -45,7 +53,7 @@ public enum Authentication
             }
         }
 
-        public class Mail
+        public class Mail : Payload
         {
             private readonly string mailReceiver, subject, message;
             private readonly MailEncoding encoding;
@@ -117,7 +125,7 @@ public enum MailEncoding
             }
         }
 
-        public class SMS
+        public class SMS : Payload
         {
             private readonly string number, subject;
             private readonly SMSEncoding encoding;
@@ -170,7 +178,7 @@ public enum SMSEncoding
             }
         }
 
-        public class MMS
+        public class MMS : Payload
         {
             private readonly string number, subject;
             private readonly MMSEncoding encoding;
@@ -220,7 +228,7 @@ public enum MMSEncoding
             }
         }
 
-        public class Geolocation
+        public class Geolocation : Payload
         {
             private readonly string latitude, longitude;
             private readonly GeolocationEncoding encoding;
@@ -258,7 +266,7 @@ public enum GeolocationEncoding
             }
         }
 
-        public class PhoneNumber
+        public class PhoneNumber : Payload
         {
             private readonly string number;
 
@@ -277,7 +285,7 @@ public override string ToString()
             }
         }
 
-        public class SkypeCall
+        public class SkypeCall : Payload
         {
             private readonly string skypeUsername;
 
@@ -296,7 +304,7 @@ public override string ToString()
             }
         }
 
-        public class Url
+        public class Url : Payload
         {
             private readonly string url;
 
@@ -316,7 +324,7 @@ public override string ToString()
         }
 
 
-        public class WhatsAppMessage
+        public class WhatsAppMessage : Payload
         {
             private readonly string message;
 
@@ -336,7 +344,7 @@ public override string ToString()
         }
 
 
-        public class Bookmark
+        public class Bookmark : Payload
         {
             private readonly string url, title;
 
@@ -357,7 +365,7 @@ public override string ToString()
             }
         }
 
-        public class ContactData
+        public class ContactData : Payload
         {
             private readonly string firstname;
             private readonly string lastname;
@@ -534,7 +542,7 @@ public enum ContactOutputType
             }
         }
 
-        public class BitcoinAddress
+        public class BitcoinAddress : Payload
         {
             private readonly string address, label, message;
             private readonly double? amount;
@@ -584,8 +592,8 @@ public override string ToString()
                 return $"bitcoin:{address}{query}";
             }
         }
-        
-        public class SwissQrCode
+
+        public class SwissQrCode : Payload
         {
             //Keep in mind, that the ECC level has to be set to "M" when generating a SwissQrCode!
             //SwissQrCode specification: https://www.paymentstandards.ch/dam/downloads/ig-qr-bill-de.pdf
@@ -615,7 +623,7 @@ public class SwissQrCode
             public SwissQrCode(Iban iban, Currency currency, Contact creditor, Reference reference, Contact debitor = null, decimal? amount = null, DateTime? requestedDateOfPayment = null, Contact ultimateCreditor = null, string alternativeProcedure1 = null, string alternativeProcedure2 = null)
             {
                 this.iban = iban;
-                
+
                 this.creditor = creditor;
                 this.ultimateCreditor = ultimateCreditor;
 
@@ -949,7 +957,7 @@ public SwissQrCodeException(string message, Exception inner)
             }
         }
 
-        public class Girocode
+        public class Girocode : Payload
         {
             //Keep in mind, that the ECC level has to be set to "M" when generating a Girocode!
             //Girocode specification: http://www.europeanpaymentscouncil.eu/index.cfm/knowledge-bank/epc-documents/quick-response-code-guidelines-to-enable-data-capture-for-the-initiation-of-a-sepa-credit-transfer/epc069-12-quick-response-code-guidelines-to-enable-data-capture-for-the-initiation-of-a-sepa-credit-transfer1/
@@ -1073,7 +1081,7 @@ public GirocodeException(string message, Exception inner)
             }
         }
 
-        public class BezahlCode
+        public class BezahlCode : Payload
         {
             //BezahlCode specification: http://www.bezahlcode.de/wp-content/uploads/BezahlCode_TechDok.pdf
 
@@ -1629,7 +1637,7 @@ public BezahlCodeException(string message, Exception inner)
             }
         }
 
-        public class CalendarEvent
+        public class CalendarEvent : Payload
         {
             private readonly string subject, description, location, start, end;
             private readonly EventEncoding encoding;
@@ -1678,7 +1686,7 @@ public enum EventEncoding
             }
         }
 
-        public class OneTimePassword
+        public class OneTimePassword : Payload
         {
             //https://github.com/google/google-authenticator/wiki/Key-Uri-Format
             public OneTimePasswordAuthType Type { get; set; } = OneTimePasswordAuthType.TOTP;
@@ -1805,7 +1813,7 @@ private void ProcessCommonFields(StringBuilder sb)
             }
         }
 
-        public class ShadowSocksConfig
+        public class ShadowSocksConfig : Payload
         {
             private readonly string hostname, password, tag, methodStr;
             private readonly Method method;
@@ -1922,7 +1930,7 @@ public ShadowSocksConfigException(string message, Exception inner)
             }
         }
 
-        public class MoneroTransaction
+        public class MoneroTransaction : Payload
         {
             private readonly string address, txPaymentId, recipientName, txDescription;
             private readonly float? txAmount;
@@ -1977,6 +1985,101 @@ public MoneroTransactionException(string message, Exception inner)
             }
         }
 
+        public class SlovenianUpnQr : Payload
+        {
+            //Keep in mind, that the ECC level has to be set to "M", version to 15 and ECI to EciMode.Iso8859_2 when generating a SlovenianUpnQr!
+            //SlovenianUpnQr specification: https://www.upn-qr.si/uploads/files/NavodilaZaProgramerjeUPNQR.pdf
+
+            private string _payerName = "";
+            private string _payerAddress = "";
+            private string _payerPlace = "";
+            private string _amount = "";
+            private string _code = "";
+            private string _purpose = "";
+            private string _deadLine = "";
+            private string _recipientIban = "";
+            private string _recipientName = "";
+            private string _recipientAddress = "";
+            private string _recipientPlace = "";
+            private string _recipientSiModel = "";
+            private string _recipientSiReference = "";
+
+            public override int Version { get { return 15; } }
+            public override QRCodeGenerator.ECCLevel EccLevel { get { return QRCodeGenerator.ECCLevel.M; } }
+            public override QRCodeGenerator.EciMode EciMode { get { return QRCodeGenerator.EciMode.Iso8859_2; } }
+
+            private string LimitLength(string value, int maxLength)
+            {
+                return (value.Length <= maxLength) ? value : value.Substring(0, maxLength);
+            }
+
+            public SlovenianUpnQr(string payerName, string payerAddress, string payerPlace, string recipientName, string recipientAddress, string recipientPlace, string recipientIban, string description, double amount, string recipientSiModel = "SI00", string recipientSiReference = "", string code = "OTHR") :
+                this(payerName, payerAddress, payerPlace, recipientName, recipientAddress, recipientPlace, recipientIban, description, amount, null, recipientSiModel, recipientSiReference, code)
+            { }
+
+            public SlovenianUpnQr(string payerName, string payerAddress, string payerPlace, string recipientName, string recipientAddress, string recipientPlace, string recipientIban, string description, double amount, DateTime? deadline, string recipientSiModel = "SI99", string recipientSiReference = "", string code = "OTHR")
+            {
+                _payerName = LimitLength(payerName.Trim(), 33);
+                _payerAddress = LimitLength(payerAddress.Trim(), 33);
+                _payerPlace = LimitLength(payerPlace.Trim(), 33);
+                _amount = FormatAmount(amount);
+                _code = LimitLength(code.Trim().ToUpper(), 4);
+                _purpose = LimitLength(description.Trim(), 42);
+                _deadLine = (deadline == null) ? "" : deadline?.ToString("dd.MM.yyyy");
+                _recipientIban = LimitLength(recipientIban.Trim(), 34);
+                _recipientName = LimitLength(recipientName.Trim(), 33);
+                _recipientAddress = LimitLength(recipientAddress.Trim(), 33);
+                _recipientPlace = LimitLength(recipientPlace.Trim(), 33);
+                _recipientSiModel = LimitLength(recipientSiModel.Trim().ToUpper(), 4);
+                _recipientSiReference = LimitLength(recipientSiReference.Trim(), 22);
+            }
+
+            private string FormatAmount(double amount)
+            {
+                int _amt = (int)Math.Round(amount * 100.0);
+                return String.Format("{0:00000000000}", _amt);
+            }
+
+            private int CalculateChecksum()
+            {
+                int _cs = 5 + _payerName.Length; //5 = UPNQR constant Length
+                _cs += _payerAddress.Length;
+                _cs += _payerPlace.Length;
+                _cs += _amount.Length;
+                _cs += _code.Length;
+                _cs += _purpose.Length;
+                _cs += _deadLine.Length;
+                _cs += _recipientIban.Length;
+                _cs += _recipientName.Length;
+                _cs += _recipientAddress.Length;
+                _cs += _recipientPlace.Length;
+                _cs += _recipientSiModel.Length;
+                _cs += _recipientSiReference.Length;
+                _cs += 19;
+                return _cs;
+            }
+
+            public override string ToString()
+            {
+                var _sb = new StringBuilder();
+                _sb.Append("UPNQR");
+                _sb.Append('\n').Append('\n').Append('\n').Append('\n').Append('\n');
+                _sb.Append(_payerName).Append('\n');
+                _sb.Append(_payerAddress).Append('\n');
+                _sb.Append(_payerPlace).Append('\n');
+                _sb.Append(_amount).Append('\n').Append('\n').Append('\n');
+                _sb.Append(_code.ToUpper()).Append('\n');
+                _sb.Append(_purpose).Append('\n');
+                _sb.Append(_deadLine).Append('\n');
+                _sb.Append(_recipientIban.ToUpper()).Append('\n');
+                _sb.Append(_recipientSiModel).Append(_recipientSiReference).Append('\n');
+                _sb.Append(_recipientName).Append('\n');
+                _sb.Append(_recipientAddress).Append('\n');
+                _sb.Append(_recipientPlace).Append('\n');
+                _sb.AppendFormat("{0:000}", CalculateChecksum()).Append('\n');
+                return _sb.ToString();
+            }
+        }
 
         private static bool IsValidIban(string iban)
         {
@@ -1998,7 +2101,7 @@ private static string ConvertStringToEncoding(string message, string encoding)
             return iso.GetString(isoBytes);
 #else
                 return iso.GetString(isoBytes,0, isoBytes.Length);
-            #endif
+#endif
         }
 
         private static string EscapeInput(string inp, bool simple = false)