Backup WinRar compression logic wrapped into API class.

GestionClient/GestionClient/API/Miscellaneous/WinRar.cs

@@ -0,0 +1,94 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Diagnostics;
+using System.IO;
+
+namespace GestionClient
+{
+    /// <summary>
+    /// Wrapper for the WinRar compression and uncompression command line tools.
+    /// </summary>
+    class WinRar : IDisposable
+    {
+        private readonly Process _process = new Process();
+
+        public string RarPath { get; set; }
+        public string UnrarPath { get; set; }
+
+        /// <summary>
+        /// Creates a new instance using provided or available WinRar command line tools.
+        /// </summary>
+        /// <param name="rarPath">Path for WinRar compression command line tool (Rar). </param>
+        /// <param name="unrarPath">Path for WinRar uncompression command line tool (Unrar).</param>
+        public WinRar(string rarPath = null, string unrarPath = null)
+        {
+            if (rarPath == null)
+            {
+                this.RarPath = @"C:\Program Files\WinRAR\rar.exe";
+            }
+            if (unrarPath == null)
+            {
+                this.UnrarPath = @"C:\Program Files\WinRAR\unrar.exe";
+            }
+            if (!File.Exists(this.RarPath))
+            {
+                throw new IOException("Rar compression command line tool not found.");
+            }
+            if (!File.Exists(this.UnrarPath))
+            {
+                throw new IOException("Unrar uncompression command line tool not found.");
+            }
+            _process.StartInfo.CreateNoWindow = true;
+            _process.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
+            _process.EnableRaisingEvents = true;
+        }
+
+        /// <summary>
+        /// Creates an archive of compressed file or directory.
+        /// </summary>
+        /// <param name="archiveFilePath">Path for the archive to create.</param>
+        /// <param name="sourceFilesPath">Path of the file or directory to compress.</param>
+        public void Compress(string archiveFilePath, string sourceFilesPath)
+        {
+            _process.StartInfo.FileName = RarPath;
+            _process.StartInfo.Arguments = String.Format("a -r \"{0}\" \"{1}\"",
+                archiveFilePath, sourceFilesPath);
+            _process.Start();
+            _process.WaitForExit();
+        }
+
+        /// <summary>
+        /// Extracts an archive in a destination path.
+        /// </summary>
+        /// <param name="archiveFilePath">Path for archive to extract.</param>
+        /// <param name="destinationPath">Path for saving the extracted files.</param>
+        public void Extract(string archiveFilePath, string destinationPath)
+        {
+            _process.StartInfo.FileName = UnrarPath;
+            _process.StartInfo.Arguments = String.Format("x \"{0}\" \"{1}\"",
+                archiveFilePath, destinationPath);
+            _process.Start();
+            _process.WaitForExit();
+        }
+
+        #region IDisposable-Methods
+        public void Dispose()
+        {
+            Dispose(true);
+            GC.SuppressFinalize(this);
+        }
+
+        protected virtual void Dispose(bool disposing)
+        {
+            if (disposing)
+            {
+                if (_process != null)
+                {
+                    _process.Close();
+                }
+            }
+        }
+        #endregion
+    }
+}

GestionClient/GestionClient/GUI/Form_Main.cs

@@ -195,37 +195,20 @@ private void menuItem_backup_Click(object sender, EventArgs e)
             {
                 try
                 {
-                    Process proc = new Process();
-                    // chemin du programme winrar.exe
-                    proc.StartInfo.FileName = @"C:\Program Files\WinRAR\rar.exe"; // ou unrar.exe pour extraire
-                    proc.StartInfo.CreateNoWindow = true;
-                    proc.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
-                    proc.EnableRaisingEvents = true;
-
-                    //PWD: Password if the file has any
-                    //SRC: The path of your rar file. e.g: c:\temp\abc.rar
-                    //DES: The path you want it to be extracted. e.g: d:\extracted
-                    //ATTENTION: DESTINATION FOLDER MUST EXIST!
-
-                    // lancement de l'extraction
-                    //proc.StartInfo.Arguments = String.Format("x -p{0} {1} {2}", PWD, SRC, DES);
-                    proc.StartInfo.Arguments = String.Format("a -r \"{0}\" \"{1}\"", saveFileDialog_main.FileName, App.FolderPath + "\\" + App.DatabaseFolderName);
-                    proc.Start();
-
-                    // attente de la fin de l'extraction
-                    this.Cursor = Cursors.WaitCursor;
-                    proc.WaitForExit();
-                    this.Cursor = Cursors.Default;
-
-                    if (File.Exists(saveFileDialog_main.FileName))
+                    using (WinRar winrar = new WinRar())
                     {
-                        QuickMessageBox.ShowInformation(string.Format("{0}{1}",
-                            Language.GetString("MessageBox_DB_Saved_To"), saveFileDialog_main.FileName));
+                        this.Cursor = Cursors.WaitCursor;
+                        winrar.Compress(saveFileDialog_main.FileName, App.DatabaseFolderName);
+                        this.Cursor = Cursors.Default;
                     }
-                    else
+
+                    if (!File.Exists(saveFileDialog_main.FileName))
                     {
-                        throw new Exception(Language.GetString("MessageBox_Erreur"));
+                        throw new FileNotFoundException(Language.GetString("MessageBox_Erreur"));
                     }
+
+                    QuickMessageBox.ShowInformation(string.Format("{0}{1}",
+                            Language.GetString("MessageBox_DB_Saved_To"), saveFileDialog_main.FileName));
                 }
                 catch (Exception exception)
                 {

GestionClient/GestionClient/GestionClient.csproj

@@ -45,6 +45,7 @@
     <Compile Include="API\Core\Database.cs" />
     <Compile Include="API\Core\Language.cs" />
     <Compile Include="API\UI Elements\QuickMessageBox.cs" />
+    <Compile Include="API\Miscellaneous\WinRar.cs" />
     <Compile Include="GUI\Help\Form_About.cs">
       <SubType>Form</SubType>
     </Compile>