Upgraded embedded ghostscript version to 9.50

Author: stesee

PostScriptValidator.sln

@@ -10,6 +10,7 @@ EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{C488C313-51AE-4614-8F69-BC6853E81991}"
 	ProjectSection(SolutionItems) = preProject
 		appveyor.yml = appveyor.yml
+		README.md = README.md
 	EndProjectSection
 EndProject
 Global

PostScriptValidator/PostScriptValidator.cs

@@ -14,38 +14,45 @@ namespace PostScriptValidator
     public class PostScriptValidator : IDisposable
     {
         private string pathGhostscriptDirectory;
+
         /// <summary>
-        /// Used Path to ghostscript bin 
+        /// Used Path to ghostscript bin
         /// </summary>
         /// <value>Path to ghostscript bin</value>
         public string GhostscriptBinPath { get; private set; }
+
         /// <summary>
         /// Last exitcode from ghostscript
         /// </summary>
         /// <value>Is 0 if ghostscript could parse the validated postscript file</value>
         public int ExitCode { get; private set; }
+
         /// <summary>
         /// Last stderr output from ghostscript
         /// </summary>
         /// <value>Can give you some hints if ghostscript failes to parse the validated postscript file</value>
 
         public string ErrorMessage { get; private set; }
+
         /// <summary>
         /// Last stdout output from ghostscript
         /// </summary>
         /// <value>Contains the stdout of the last validation session of ghostscript</value>
         public string StandardOutput { get; private set; }
+
         private bool isInitilized;
         private bool customGhostscriptlocation;
         private bool disposed;
         private readonly object lockObject = new object();
         private const string c_maskedQuote = "\"";
+
         /// <summary>
-        /// Use this constructor to use the embedded ghostscript binaries on windows, or guess the location on linux 
+        /// Use this constructor to use the embedded ghostscript binaries on windows, or guess the location on linux
         /// </summary>
         public PostScriptValidator()
         {
         }
+
         /// <summary>
         /// Use this constructor to use custom ghostscritp bins, e.g. for ubuntu 18.04 /usr/bin/gs
         /// </summary>
@@ -55,14 +62,15 @@ public PostScriptValidator(string customPathToGhostscriptBin)
             customGhostscriptlocation = false;
             isInitilized = true;
         }
+
         /// <summary>
         /// Validates a ps by trying to parse it using ghostscript
         /// </summary>
         /// <param name="pathToPsFile"></param>
         /// <returns>True for parseable postscript files</returns>
         public bool Validate(string pathToPsFile)
         {
-            string absolutePathToPsFile = getAbsoluteFilePath(pathToPsFile);
+            var absolutePathToPsFile = getAbsoluteFilePath(pathToPsFile);
 
             //https://stackoverflow.com/questions/258132/validating-a-postscript-without-trying-to-print-it#2981290
             var ghostScriptArguments = new[] { "-sDEVICE=nullpage -dNOPAUSE -dBATCH ", c_maskedQuote, absolutePathToPsFile, c_maskedQuote };
@@ -84,7 +92,7 @@ public bool Validate(string pathToPsFile)
         /// <param name="pathToPdfFileWithEmbeddedFonts"></param>
         public void EmbedFonts(string pathToPdfFile, string pathToPdfFileWithEmbeddedFonts)
         {
-            string absolutePathToPdfFile = getAbsoluteFilePath(pathToPdfFile);
+            var absolutePathToPdfFile = getAbsoluteFilePath(pathToPdfFile);
 
             // https://stackoverflow.com/questions/258132/validating-a-postscript-without-trying-to-print-it#2981290
 
@@ -153,14 +161,13 @@ private void IntiPathToGhostscriptBin()
             isInitilized = true;
             if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
             {
-
                 lock (lockObject)
                 {
                     pathGhostscriptDirectory = Path.Combine(Path.GetTempPath(), "Ghostscript" + Guid.NewGuid());
                     Directory.CreateDirectory(pathGhostscriptDirectory);
 
-                    ExtractBinaryFromManifest("PostScriptValidator.gs9.27.zip");
-                    GhostscriptBinPath = Path.Combine(pathGhostscriptDirectory, @"gs9.27\bin", "gswin32c.exe");
+                    ExtractBinaryFromManifest("PostScriptValidator.gs9.50.zip");
+                    GhostscriptBinPath = Path.Combine(pathGhostscriptDirectory, @"gs9.50\bin", "gswin32c.exe");
 
                     isInitilized = true;
                 }
@@ -175,6 +182,7 @@ private void IntiPathToGhostscriptBin()
                 throw new NotImplementedException("Sorry, only supporting linux and windows.");
             }
         }
+
         private static string GetStreamOutput(StreamReader stream)
         {
             //Read output i<n separate task to avoid deadlocks
@@ -185,7 +193,7 @@ private static string GetStreamOutput(StreamReader stream)
 
         private void ExtractBinaryFromManifest(string resourceName)
         {
-            var pathZipGhostscript = Path.Combine(pathGhostscriptDirectory, "gs9.27.zip");
+            var pathZipGhostscript = Path.Combine(pathGhostscriptDirectory, "gs9.50.zip");
             var assembly = Assembly.GetExecutingAssembly();
 
             using (var stream = assembly.GetManifestResourceStream(resourceName))
@@ -196,6 +204,7 @@ private void ExtractBinaryFromManifest(string resourceName)
             }
             ZipFile.ExtractToDirectory(pathZipGhostscript, pathGhostscriptDirectory);
         }
+
         /// <summary>
         /// Disposing ghostscript bins
         /// </summary>

PostScriptValidator/PostScriptValidator.csproj

@@ -24,17 +24,17 @@
     <EmbedUntrackedSources>true</EmbedUntrackedSources>
     <PackageIcon>NugetIcon.png</PackageIcon>
   </PropertyGroup>
-
+  
   <ItemGroup>
-    <None Remove="gs9.27.zip" />
+    <None Remove="gs9.50.zip" />
   </ItemGroup>
 
   <ItemGroup>
-    <None Include="NugetIcon.png" Pack="true" PackagePath="\" />
+    <EmbeddedResource Include="gs9.50.zip" />
   </ItemGroup>
 
   <ItemGroup>
-    <EmbeddedResource Include="gs9.27.zip" />
+    <None Include="NugetIcon.png" Pack="true" PackagePath="\" />
   </ItemGroup>
 
   <ItemGroup>
@@ -46,7 +46,11 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All"/>
+    <PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="2.9.6">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
   </ItemGroup>
 
   <ItemGroup>

PostScriptValidator/gs9.27.zip PostScriptValidator/gs9.50.zipPostScriptValidator/gs9.27.zip renamed to PostScriptValidator/gs9.50.zip

@@ -7,6 +7,10 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="2.9.6">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
     <PackageReference Include="nunit" Version="3.11.0" />
     <PackageReference Include="NUnit3TestAdapter" Version="3.11.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.9.0" />

PostScriptValidatorTest/PostScriptValidatorTest.csproj

@@ -20,12 +20,13 @@ using (var postscriptValidator = new PostScriptValidator.PostScriptValidator())
 }
 ```
 
-# Dependencies
+## Dependencies
 
 Windows: 
-* none 
+
+*    The nuget package brings every depency
 
 Ubuntu: 
 ```bash
-suod apt install ghostscript
+sudo apt install ghostscript
 ```