Bugfix for #116 crash on long filepath names >260 chars

Author: BdR76

CSVLintNppPlugin/CsvLint/CsvGenerateCode.cs

@@ -277,7 +277,15 @@ public static void GeneratePythonPanda(CsvDefinition csvdef)
             IScintillaGateway editor = new ScintillaGateway(PluginBase.GetCurrentScintilla());
 
             // Python requires forward slash for filepaths
-            string FILE_PATH = Path.GetDirectoryName(notepad.GetCurrentFilePath());
+            string FILE_PATH = "";
+            try
+            {
+                FILE_PATH = Path.GetDirectoryName(notepad.GetCurrentFilePath());
+            }
+            catch (Exception ex)
+            {
+                // Path.GetDirectoryName will crash on long filepath (>260 chars)
+            }
             string FILE_NAME = notepad.GetCurrentFilePath();
 
             FILE_PATH = FILE_PATH.Replace("\\", "\\\\");
@@ -565,7 +573,15 @@ public static void GenerateRScript(CsvDefinition csvdef)
             IScintillaGateway editor = new ScintillaGateway(PluginBase.GetCurrentScintilla());
 
             // R-studio requires forward slash for filepaths
-            string FILE_PATH = Path.GetDirectoryName(notepad.GetCurrentFilePath());
+            string FILE_PATH = "";
+            try
+            {
+                FILE_PATH = Path.GetDirectoryName(notepad.GetCurrentFilePath());
+            }
+            catch (Exception ex)
+            {
+                // Path.GetDirectoryName will crash on long filepath (>260 chars)
+            }
             string FILE_NAME = notepad.GetCurrentFilePath();
 
             FILE_PATH = FILE_PATH.Replace("\\", "/");
@@ -808,7 +824,15 @@ public static void GeneratePowerShell(CsvDefinition csvdef)
             IScintillaGateway editor = new ScintillaGateway(PluginBase.GetCurrentScintilla());
 
             // Python requires forward slash for filepaths
-            string FILE_PATH = Path.GetDirectoryName(notepad.GetCurrentFilePath()).TrimEnd(Path.DirectorySeparatorChar) + Path.DirectorySeparatorChar;
+            string FILE_PATH = "";
+            try
+            {
+                FILE_PATH = Path.GetDirectoryName(notepad.GetCurrentFilePath()).TrimEnd(Path.DirectorySeparatorChar) + Path.DirectorySeparatorChar;
+            }
+            catch (Exception ex)
+            {
+                // Path.GetDirectoryName will crash on long filepath (>260 chars)
+            }
             string FILE_NAME = Path.GetFileName(notepad.GetCurrentFilePath());
 
             StringBuilder ps1 = new StringBuilder();

CSVLintNppPlugin/CsvLint/CsvSchemaIni.cs

@@ -23,7 +23,18 @@ class CsvSchemaIni
         public static Dictionary<string, string> ReadIniSection(string filePath)
         {
             // file name and path of the file to be edited
-            string path = Path.GetDirectoryName(filePath);
+            string path = "";
+            try
+            {
+                path = Path.GetDirectoryName(filePath);
+            }
+            catch (Exception ex)
+            {
+                //will fail on long filepath names (>260 chars)
+                //simply ignore and don't read ini file from long paths
+                //MessageBox.Show(ex.ToString());
+            };
+            
             string file = Path.GetFileName(filePath);
 
             // schema.ini and section name
@@ -85,7 +96,20 @@ public static bool WriteIniSection(string filePath, string inikeys, out string e
         {
             errmsg = string.Empty;
             // file name and path of the edited file
-            string path = Path.GetDirectoryName(filePath);
+            string path = "";
+            try
+            {
+                path = Path.GetDirectoryName(filePath);
+            }
+            catch (Exception ex)
+            {
+                //will fail on long filepath names (>260 chars)
+                //cannot save ini file in long paths
+                //MessageBox.Show(ex.ToString());
+                errmsg = ex.Message;
+                return false;
+            }
+            ;
             string file = Path.GetFileName(filePath);
 
             // schema.ini and section name