public static void WriteX9File(X9Recs records, string newX9File)
{
var fs = new FileStream(newX9File, FileMode.Create, FileAccess.Write, FileShare.Read);
Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);
var bw = new BinaryWriter(fs, Encoding.ASCII); //Encoding.GetEncoding(37));
foreach (X9Rec item in records)
{
var data = new byte[0];
if (item.ImageData?.Length > 0)
{
data = item.ImageData;
}
var recLen = data.Length + item.RecData.Length;
// Flip the bits
var size = BitConverter.GetBytes(recLen);
Array.Reverse(size);
bw.Write(size);
// Write the data in ASCII
// This has to be converted to a char array, .net will add the size (pascal string) if it's just a string
bw.Write(item.RecData.ToCharArray());
bw.Write(data);
}
// Make sure it's all on disk before we bail.
bw.Flush();
fs.Flush();
fs.Close();
}
private static void TranslateRecordData(X9Recs records)
{
foreach (X9Rec item in records)
{
var rec = Translator.Translate(item);
//if (rec is Unknown) continue;
if (rec is Unknown)
{
throw new Exception($"Missing Translation for {item.RecType}");
}
var type = rec.GetType();
Console.WriteLine($"Received: {type}");
foreach (var prop in type.GetProperties())
{
if (prop.PropertyType == typeof(byte[]))
{
Console.WriteLine($"{Utils.Prettify(prop.Name)} (byte[]) Length: {((byte[])prop.GetValue(rec)).Length}");
}
else
{
Console.WriteLine($"{Utils.Prettify(prop.Name)}: {prop.GetValue(rec)}");
}
}
}
}
private static void DumpRecordData(X9Recs records, int index, string indent, string directory, XmlNode doc)
{
var rec = records[index];
if (!int.TryParse(rec.RecType, out int iRecType))
{
return;
}
var fieldNodes = doc.SelectNodes("records/record[@type='" + rec.RecType + "']/field");
if (fieldNodes != null)
{
foreach (XmlNode n in fieldNodes)
{
var fieldStart = Convert.ToInt32(n.Attributes["start"].Value) - 1;
var fieldLen = Convert.ToInt32(n.Attributes["end"].Value) - fieldStart;
//dgvFields.Rows.Add(n.Attributes["name"].Value, rec.recData.Substring(fieldStart, fieldLen), n.Attributes["type"].Value, n.Attributes["comments"].Value);
Console.WriteLine($"{indent}{indent}{n.Attributes["name"].Value} = {rec.RecData.Substring(fieldStart, fieldLen)}"); //|{n.Attributes["type"].Value}|{n.Attributes["comments"].Value}");
}
//onSetImage(null, null);
}
if (iRecType != 52)
{
return;
}
var fname = $@"{index}-{rec.CheckImageType.ToString().ToLower()}.tiff";
fname = Path.Combine(directory, fname);
rec.FilePath = fname;
File.WriteAllBytes(fname, rec.ImageData);
}
public static Summary GetSummary(X9Recs records)
{
var summary = new Summary();
foreach (X9Rec item in records)
{
summary.SetSummaryData(item.RecType, item.RecData);
}
return(summary);
}
public static TreeNode <string> BuildTree(X9Recs records)
{
TreeNode <string> clNode = null;
TreeNode <string> bundleNode = null;
TreeNode <string> checkNode = null;
var tvx9 = new TreeNode <string>("");
var index = 0;
var checkCount = 0;
foreach (X9Rec item in records)
{
switch (item.RecType)
{
case "01": tvx9.Data = "Header (01):" + index++; break;
case "10": clNode = tvx9.AddChild("Cash Letter Header (10):" + index++); break;
case "20": bundleNode = clNode?.AddChild("Bundle Header (20):" + index++); break;
case "25": checkCount += 1; checkNode = bundleNode?.AddChild(checkCount.ToString("#,###,###") + ": Check Detail (25):" + index++); break;
case "26": checkNode?.AddChild("Addendum A (26):" + index++); break;
case "28": checkNode?.AddChild("Addendum C (28):" + index++); break;
case "31": checkNode?.AddChild("Return (31):" + index++); break;
case "32": checkNode?.AddChild("Return Addendum A (32):" + index++); break;
case "33": checkNode?.AddChild("Return Addendum B (33):" + index++); break;
case "35": checkNode?.AddChild("Return Addendum D (35):" + index++); break;
case "50": checkNode?.AddChild($"Image Detail {item.CheckImageType} (50):" + index++); break;
case "52": checkNode?.AddChild($"Image Data {item.CheckImageType} (52):" + index++); break;
case "61": checkNode = bundleNode?.AddChild("Credit/Reconcilation Record (61):" + index++); break;
case "70": bundleNode?.AddChild("Bundle Control (70):" + index++); break;
case "90": clNode?.AddChild("Cash Letter Control (90):" + index++); break;
case "99": tvx9.AddChild("File Control (99):" + index++); break;
default: Debug.WriteLine($"Unhandled case: {item.RecType}"); break;
}
}
return(tvx9);
}
public static void DumpData(TreeNode <string> nodes, X9Recs records, XmlDocument xml)
{
// Move this to another method...
var directory = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, @"x937-images");
Directory.CreateDirectory(directory);
foreach (var node in nodes)
{
var indent = Utils.CreateIndent(node.Level + 1);
var bits = node.Data.Split(':');
var index = int.Parse(bits[bits.Length - 1]);
//var data = x9Stuff[index];
//Console.WriteLine($"{indent}{node.Data} -- {data.recData}{(data.recImage.Length > 0 ? " -- Image@" : "")}{data.recImage}");//indent + (node.Data + ?? "null"));
Console.WriteLine($"{indent}{node.Data}");
DumpRecordData(records, index, indent, directory, xml);
}
//x9Stuff.Dump();
Console.WriteLine("x9Stuff");
foreach (X9Rec item in records)
{
Console.WriteLine($"{item.RecData}");
}
}
public static X9Recs ParseX9File(string x9File)
{
var ret = new X9Recs();
var fs = new FileStream(x9File, FileMode.Open, FileAccess.Read, FileShare.Read);
var curPos = 0;
// 37 is EBCDIC encoding
Encoding.RegisterProvider(CodePagesEncodingProvider.Instance); // please???
var br = new BinaryReader(fs, Encoding.GetEncoding(37));
// Read first record
var reclenB = br.ReadBytes(4); // to hold rec length in Big Endian byte order (motorola format) why Big Endian??
curPos += 4;
Array.Reverse(reclenB); // this is 'cause the rec length is in Big Endian order why? (probably some wise ass)
var reclen = BitConverter.ToInt32(reclenB, 0); // convert rec length to integer
// counts
var fileRecCount = 0;
// Flags for start and end of sections
var fileStarted = false;
var clStarted = false;
var bundleStarted = false;
var fileEnded = false;
var clEnded = false;
var bundleEnded = false;
var checkStarted = false;
var checkFront50 = false;
var checkFront52 = false;
var checkBack50 = false;
var checkBack52 = false;
// Loop thru the file
while (reclen > 0 && !fileEnded)
{
//recB = new byte[reclen + 1];
var recB = br.ReadBytes(reclen);
curPos += reclen;
if (fileRecCount % 100 == 0)
{
// Do I care about displaying a progress?
//Console.WriteLine((readSize / 1024.0).ToString("###,###,###,###") + " KB of " + (fileSize / 1024.0).ToString("###,###,###,###") + " KB");
}
var rec = Encoding.ASCII.GetString(recB);
fileRecCount += 1;
switch (rec.Substring(0, 2))
{
case "01": // File Header record
fileStarted = true;
ret.Add(new X9Rec("01", rec, ""));
break;
case "10": // cash file header
if (fileStarted)
{
if (clStarted)
{
if (clEnded)
{
clEnded = false;
}
else
{
Console.Error.WriteLine("No Cash Letter Control record.");
return(new X9Recs());
}
}
else
{
clStarted = true;
}
ret.Add(new X9Rec("10", rec, ""));
}
else
{
// no file header yet
Console.Error.WriteLine("No File Header Record.");
return(new X9Recs());
}
break;
case "20": // bundle header record
if (fileStarted)
{
if (clStarted)
{
if (bundleStarted)
{
if (bundleEnded)
{
bundleEnded = false;
}
else
{
Console.Error.WriteLine("No Bundle Control record.");
return(new X9Recs());
}
}
else
{
bundleStarted = true;
}
}
else
{
Console.Error.WriteLine("No Cash Letter Header record.");
return(new X9Recs());
}
}
else
{
Console.Error.WriteLine("No File Header Record.");
return(new X9Recs());
}
ret.Add(new X9Rec("20", rec, ""));
break;
case "25": // check detail record
if (bundleStarted && !bundleEnded)
{
if (checkStarted)
{
// make sure we got everything for previous check
if (!checkFront50)
{
// no check front 50
Console.Error.WriteLine("No Check Image Detail Record 50 - Front.");
return(new X9Recs());
}
if (!checkFront52)
{
// no check front 52
Console.Error.WriteLine("No Check Image Data Record 52 - Front.");
return(new X9Recs());
}
if (!checkBack50)
{
// no check back 50
Console.Error.WriteLine("No Check Image Detail Record 50 - Back.");
return(new X9Recs());
}
if (!checkBack52)
{
// no check back 52
Console.Error.WriteLine("No Check Image Data Record 52 - Back.");
return(new X9Recs());
}
checkBack50 = false;
checkBack52 = false;
checkFront50 = false;
checkFront52 = false;
}
else
{
checkStarted = true;
}
}
else
{
// no bundle header yet
Console.Error.WriteLine("No Bundle Header Record.");
return(new X9Recs());
}
ret.Add(new X9Rec("25", rec, ""));
break;
case "26":
ret.Add(new X9Rec("26", rec, ""));
break;
case "28":
ret.Add(new X9Rec("28", rec, ""));
break;
case "31":
ret.Add(new X9Rec("31", rec, ""));
break;
case "32":
ret.Add(new X9Rec("32", rec, ""));
break;
case "33":
ret.Add(new X9Rec("33", rec, ""));
break;
case "35":
ret.Add(new X9Rec("35", rec, ""));
break;
case "50":
if (checkStarted)
{
if (checkFront50)
{
// back of check
checkBack50 = true;
ret.Add(new X9Rec("50", rec, "", CheckImage.Back, null));
}
else
{
// front of check
checkFront50 = true;
ret.Add(new X9Rec("50", rec, "", CheckImage.Front, null));
}
}
break;
case "52":
curPos -= reclen;
// read first 105 characters
rec = Encoding.ASCII.GetString(recB, 0, 105);
// get length of image reference key 102-105
var refKeyLen = int.Parse(rec.Substring(101));
// read image ref key and digital sig length
rec = Encoding.ASCII.GetString(recB, 0, 105 + refKeyLen + 5);
var sigLen = int.Parse(rec.Substring(105 + refKeyLen));
// read everything except image
rec = Encoding.ASCII.GetString(recB, 0, 105 + refKeyLen + 5 + sigLen + 7);
curPos += 105 + refKeyLen + 5 + sigLen + 7;
byte[] outArr = new byte[recB.GetUpperBound(0) - rec.Length + 1];
Array.Copy(recB, rec.Length, outArr, 0, recB.Length - rec.Length);
if (checkStarted)
{
if (checkFront52)
{
// back image of check
checkBack52 = true;
ret.Add(new X9Rec("52", rec, curPos + "," + outArr.Length, CheckImage.Back, outArr));
}
else
{
// front image of check
checkFront52 = true;
ret.Add(new X9Rec("52", rec, curPos + "," + outArr.Length, CheckImage.Front, outArr));
}
}
curPos += outArr.Length;
break;
case "61":
// read first 105 characters
if (bundleStarted && !bundleEnded)
{
ret.Add(new X9Rec("61", rec, ""));
checkStarted = true;
checkBack50 = false;
checkBack52 = false;
checkFront50 = false;
checkFront52 = false;
}
break;
case "70":
bundleEnded = true;
ret.Add(new X9Rec("70", rec, ""));
break;
case "90":
clEnded = true;
ret.Add(new X9Rec("90", rec, ""));
break;
case "99":
fileEnded = true;
ret.Add(new X9Rec("99", rec, ""));
break;
default: throw new NotImplementedException($"No handler for fields of type {rec.Substring(0, 2)} found");
}
reclenB = br.ReadBytes(4);
curPos += 4;
if (reclenB.Length == 4)
{
Array.Reverse(reclenB);
reclen = BitConverter.ToInt32(reclenB, 0);
}
else
{
reclen = 0;
}
}
br.Close();
fs.Close();
return(ret);
}
