Beispiel #1
0
        /// <summary>
        /// Encode the raw data using the JAN-13 algorithm.
        /// </summary>
        private string Encode_JAN13()
        {
            if (!Raw_Data.StartsWith("49"))
            {
                Error("EJAN13-1: Invalid Country Code for JAN13 (49 required)");
            }
            if (!BarcodeLib.Barcode.CheckNumericOnly(Raw_Data))
            {
                Error("EJAN13-2: Numeric Data Only");
            }

            EAN13 ean13 = new EAN13(Raw_Data);

            return(ean13.Encoded_Value);
        }//Encode_JAN13
Beispiel #2
0
        /// <summary>
        /// Encode the raw data using the Bookland/ISBN algorithm.
        /// </summary>
        private string Encode_ISBN_Bookland()
        {
            if (!BarcodeLib.Barcode.CheckNumericOnly(Raw_Data))
            {
                Error("EBOOKLANDISBN-1: Numeric Data Only");
            }

            string type = "UNKNOWN";

            if (Raw_Data.Length == 10 || Raw_Data.Length == 9)
            {
                if (Raw_Data.Length == 10)
                {
                    Raw_Data = Raw_Data.Remove(9, 1);
                }
                Raw_Data = "978" + Raw_Data;
                type     = "ISBN";
            }//if
            else if (Raw_Data.Length == 12 && Raw_Data.StartsWith("978"))
            {
                type = "BOOKLAND-NOCHECKDIGIT";
            }//else if
            else if (Raw_Data.Length == 13 && Raw_Data.StartsWith("978"))
            {
                type     = "BOOKLAND-CHECKDIGIT";
                Raw_Data = Raw_Data.Remove(12, 1);
            }//else if

            //check to see if its an unknown type
            if (type == "UNKNOWN")
            {
                Error("EBOOKLANDISBN-2: Invalid input.  Must start with 978 and be length must be 9, 10, 12, 13 characters.");
            }

            EAN13 ean13 = new EAN13(Raw_Data);

            return(ean13.Encoded_Value);
        }//Encode_ISBN_Bookland