Require Complete

IDE0060

Adaptation/FileHandlers/pcl/Convert.cs

@@ -0,0 +1,89 @@
+using Adaptation.Shared;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Diagnostics;
+using System.IO;
+
+namespace Adaptation.FileHandlers.pcl;
+
+internal class Convert
+{
+
+    /// <summary>
+    /// Convert the raw data file to parsable file format - in this case from PCL to PDF
+    /// </summary>
+    /// <param name="sourceFile">source file to be converted to PDF</param>
+    /// <returns></returns>
+    private static string ConvertSourceFileToPdf(Logistics logistics, string ghostPCLFileName)
+    {
+        string result = Path.ChangeExtension(logistics.ReportFullPath, ".pdf");
+        if (!File.Exists(result))
+        {
+            //string arguments = string.Concat("-i \"", sourceFile, "\" -o \"", result, "\"");
+            string arguments = string.Concat("-dSAFER -dBATCH -dNOPAUSE -dFIXEDMEDIA -dFitPage -dAutoRotatePages=/All -dDEVICEWIDTHPOINTS=792 -dDEVICEHEIGHTPOINTS=612 -sOutputFile=\"", result, "\" -sDEVICE=pdfwrite \"", logistics.ReportFullPath, "\"");
+            //Process process = Process.Start(configData.LincPDFCFileName, arguments);
+            Process process = Process.Start(ghostPCLFileName, arguments);
+            _ = process.WaitForExit(30000);
+            if (!File.Exists(result))
+                throw new Exception("PDF file wasn't created");
+        }
+        return result;
+    }
+
+    private static ReadOnlyCollection<string> GetTextFromPDF(string pdfTextStripperFileName, string sourceFileNamePdf, string altHeaderFileName)
+    {
+        string[] result;
+        ProcessStartInfo processStartInfo = new(pdfTextStripperFileName, $"s \"{sourceFileNamePdf}\"")
+        {
+            UseShellExecute = false,
+            RedirectStandardError = true,
+            RedirectStandardOutput = true,
+        };
+        Process process = Process.Start(processStartInfo);
+        _ = process.WaitForExit(30000);
+        if (!File.Exists(altHeaderFileName))
+            result = Array.Empty<string>();
+        else
+            result = File.ReadAllLines(altHeaderFileName);
+        return new(result);
+    }
+
+    internal static ReadOnlyCollection<string> PDF(Logistics logistics, string ghostPCLFileName, string pdfTextStripperFileName, List<FileInfo> fileInfoCollection)
+    {
+        ReadOnlyCollection<string> result;
+        string sourceFileNamePdf = ConvertSourceFileToPdf(logistics, ghostPCLFileName);
+        fileInfoCollection.Add(new FileInfo(sourceFileNamePdf));
+        string altHeaderFileName = Path.ChangeExtension(logistics.ReportFullPath, ".txt");
+        if (File.Exists(altHeaderFileName))
+        {
+            result = new(File.ReadAllLines(altHeaderFileName));
+            fileInfoCollection.Add(new FileInfo(altHeaderFileName));
+        }
+        else
+        {
+            try
+            {
+                //Pdfbox, IKVM.AWT.WinForms
+                org.apache.pdfbox.pdmodel.PDDocument pdfDocument = org.apache.pdfbox.pdmodel.PDDocument.load(sourceFileNamePdf);
+                org.apache.pdfbox.util.PDFTextStripper stripper = new();
+                string text = stripper.getText(pdfDocument);
+                pdfDocument.close();
+                File.AppendAllText(altHeaderFileName, text);
+                fileInfoCollection.Add(new FileInfo(altHeaderFileName));
+                result = new(text.Split(new string[] { Environment.NewLine }, StringSplitOptions.None));
+            }
+            catch (Exception)
+            {
+                if (!File.Exists(pdfTextStripperFileName))
+                    throw;
+                result = GetTextFromPDF(pdfTextStripperFileName, sourceFileNamePdf, altHeaderFileName);
+                if (result.Count == 0)
+                    throw;
+                fileInfoCollection.Add(new FileInfo(altHeaderFileName));
+            }
+        }
+        return result;
+    }
+
+}