Try to create incoming and managed directory trees if missing.

Check on startup if they exist, try to create them otherwise. Remove the
corresponding section from the installer script.

Refers to issue #7.

AutoTx/AutoTx.cs

@@ -144,18 +144,23 @@ namespace AutoTx
                              @" and a backslash, e.g. 'D:\'!");
                     configInvalid = true;
                 }
-                // IncomingDirectory
+
+                // spooling directories: IncomingDirectory + ManagedDirectory
                 if (_config.IncomingDirectory.StartsWith(@"\")) {
                     writeLog("ERROR: IncomingDirectory must not start with a backslash!");
                     configInvalid = true;
                 }
-                _incomingPath = Path.Combine(_config.SourceDrive, _config.IncomingDirectory);
-                // ManagedDirectory
                 if (_config.ManagedDirectory.StartsWith(@"\")) {
                     writeLog("ERROR: ManagedDirectory must not start with a backslash!");
                     configInvalid = true;
                 }
+                _incomingPath = Path.Combine(_config.SourceDrive, _config.IncomingDirectory);
                 _managedPath = Path.Combine(_config.SourceDrive, _config.ManagedDirectory);
+                if (CheckSpoolingDirectories() == false) {
+                    writeLog("ERROR checking spooling directories (incoming / managed)!");
+                    configInvalid = true;
+                }
+
                 if (_config.ServiceTimer < 1000) {
                     writeLog("ERROR: ServiceTimer must not be smaller than 1000 ms!");
                     configInvalid = true;
@@ -833,6 +838,19 @@ namespace AutoTx
             return CreateNewDirectory(path, false) == path;
         }
 
+        /// <summary>
+        /// Ensure the required spooling directories (managed/incoming) exist.
+        /// </summary>
+        /// <returns>True if all dirs exist or were created successfully.</returns>
+        private bool CheckSpoolingDirectories() {
+            var retval = CheckForDirectory(_incomingPath);
+            retval &= CheckForDirectory(_managedPath);
+            retval &= CheckForDirectory(Path.Combine(_managedPath, "PROCESSING"));
+            retval &= CheckForDirectory(Path.Combine(_managedPath, "DONE"));
+            retval &= CheckForDirectory(Path.Combine(_managedPath, "UNMATCHED"));
+            return retval;
+        }
+
         #endregion
 
     }

AutoTx/Resources/Install-Service.ps1

@@ -112,13 +112,6 @@ function Uninstall-FileCopyService {
 }
 
 
-function Create-Directories {
-    $foo = New-Item -ItemType Container -Force -Path "$IncomingDir"
-    $foo = New-Item -ItemType Container -Force -Path "$($ManagedDir)\DONE"
-    $foo = New-Item -ItemType Container -Force -Path "$($ManagedDir)\PROCESSING"
-    $foo = New-Item -ItemType Container -Force -Path "$($ManagedDir)\UNMATCHED"
-}
-
 
 $LocalConfiguration = ".\ScriptsConfig.ps1"
 if (Test-Path $LocalConfiguration) {
@@ -136,12 +129,10 @@ try {
     Write-Host "Service $($ServiceName) already installed, updating."
     Stop-MyService
     Copy-ServiceFiles
-    Create-Directories
 }
 catch {
     Copy-ServiceFiles
     Install-Service
-    Create-Directories
 }
 
 Start-MyService