From c0afde943ef403f419cafaecba1c91eaa2c0adfe Mon Sep 17 00:00:00 2001
From: Jordan Wages <jordan@jordanwages.com>
Date: Sat, 16 Feb 2019 23:43:50 -0600
Subject: [PATCH] Periodic work

Safety check in.
---
 mdfinder/MainWindow.xaml    |  8 ++--
 mdfinder/MainWindow.xaml.cs | 38 ++++++++++++++++++-
 mdfinder/Scanner.cs         | 76 ++++++++++++++++++++-----------------
 mdfinder/mdfinder.csproj    |  1 +
 4 files changed, 83 insertions(+), 40 deletions(-)

diff --git a/mdfinder/MainWindow.xaml b/mdfinder/MainWindow.xaml
index a686699..2ab37cd 100644
--- a/mdfinder/MainWindow.xaml
+++ b/mdfinder/MainWindow.xaml
@@ -49,7 +49,7 @@
                     </Grid.ColumnDefinitions>
                     <ContentControl Grid.Column="0" Template="{StaticResource FolderIcon}" Width="16" Margin="0,0,4,0" />
                     <TextBox Name="txtScanLocation" Grid.Column="1" IsReadOnly="True" />
-                    <Button Grid.Column="2" MinWidth="25" Name="btnFilePicker">...</Button>
+                    <Button Grid.Column="2" MinWidth="25" Name="btnFilePicker" Click="btnFilePicker_Click">...</Button>
                 </Grid>
             </GroupBox>
             <GroupBox Grid.ColumnSpan="3" Grid.Row="1" Header="{x:Static loc:Localization.ActionBarLabel}">
@@ -61,7 +61,7 @@
                         <ColumnDefinition Width="Auto" />
                         <ColumnDefinition Width="Auto" />
                     </Grid.ColumnDefinitions>
-                    <Button Grid.Row="0" Name="btnProcess" ToolTip="{x:Static loc:Localization.ScanTooltip}" IsEnabled="{Binding Scanner.IsScanning, Mode=OneWay, RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type mdfinder:MainWindow}}, UpdateSourceTrigger=PropertyChanged, Converter={StaticResource InverseBoolConverter}}">
+                    <Button Grid.Row="0" Name="btnScan" ToolTip="{x:Static loc:Localization.ScanTooltip}" IsEnabled="{Binding Scanner.IsScanning, Mode=OneWay, RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type mdfinder:MainWindow}}, UpdateSourceTrigger=PropertyChanged, Converter={StaticResource InverseBoolConverter}}" Click="btnScan_Click">
                         <StackPanel Orientation="Horizontal">
                             <ContentControl MaxWidth="16" HorizontalAlignment="Center" Template="{StaticResource ScanIcon}" />
                             <Label Content="{x:Static loc:Localization.ScanLabel}" />
@@ -70,9 +70,7 @@
                 </Grid>
             </GroupBox>
             <DataGrid Grid.Row="2" Grid.Column="1" Grid.ColumnSpan="3" ItemsSource="{Binding RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type mdfinder:MainWindow}} }" />
-            <StatusBar Grid.Row="3" Grid.ColumnSpan="4">
-                <ProgressBar />
-            </StatusBar>
+            <ProgressBar Grid.Row="3" Grid.ColumnSpan="4" Name="progressBar" Minimum="0" Height="16"/>
         </Grid>
     </DockPanel>
 </Window>
diff --git a/mdfinder/MainWindow.xaml.cs b/mdfinder/MainWindow.xaml.cs
index 8088ba4..cba95e0 100644
--- a/mdfinder/MainWindow.xaml.cs
+++ b/mdfinder/MainWindow.xaml.cs
@@ -12,6 +12,8 @@ using System.Windows.Media;
 using System.Windows.Media.Imaging;
 using System.Windows.Navigation;
 using System.Windows.Shapes;
+using System.Windows.Forms;
+using System.Threading;
 
 namespace mdfinder
 {
@@ -24,6 +26,8 @@ namespace mdfinder
 
         public DBHelper Database { get; set; }
 
+        public Scanner Scanner { get; set; }
+
         #endregion
 
         #region Constructors
@@ -32,8 +36,40 @@ namespace mdfinder
         public MainWindow()
         {
             this.Database = new DBHelper();
+            this.Scanner = new Scanner();
+
+            this.Scanner.DirectoryFound += (sender, args) => Dispatcher.Invoke(() => txtScanLocation.Text = args.Directory.Name);
+            //this.Scanner.FilesFound += (sender, args) => args.Files;
+            this.Scanner.ReportProgress += (sender, args) => Dispatcher.Invoke(() => { if (args.Processed > 0) { this.progressBar.Value = args.Percentage * 100; } });
+
             InitializeComponent();
-        } 
+        }
+
+        #endregion
+
+        #region Methods
+
+        private void btnFilePicker_Click(object sender, RoutedEventArgs e)
+        {
+            var fbd = new FolderBrowserDialog();
+
+            if(fbd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
+            {
+                txtScanLocation.Text = fbd.SelectedPath;
+            }
+        }
+
+        private void btnScan_Click(object sender, RoutedEventArgs e)
+        {
+            var location = txtScanLocation.Text;
+            if (!this.Scanner.IsScanning)
+            {
+                new Thread(() =>
+                {
+                    this.Scanner.Scan(location);
+                }).Start();
+            }
+        }
 
         #endregion
     }
diff --git a/mdfinder/Scanner.cs b/mdfinder/Scanner.cs
index 0780d5d..ecf479a 100644
--- a/mdfinder/Scanner.cs
+++ b/mdfinder/Scanner.cs
@@ -8,37 +8,37 @@ using System.Threading.Tasks;
 namespace mdfinder
 {
     /// <summary> Scans directories, logging files and their attributes. </summary>
-    public static class Scanner
+    public class Scanner
     {
         #region Members
 
         /// <summary> Event queue for all listeners interested in FilesFound events. </summary>
-        public static event EventHandler<FilesFoundEventArgs> FilesFound;
+        public event EventHandler<FilesFoundEventArgs> FilesFound;
 
         /// <summary> Event queue for all listeners interested in DirectoryFound events. </summary>
-        public static event EventHandler<DirectoryFoundEventArgs> DirectoryFound;
+        public event EventHandler<DirectoryFoundEventArgs> DirectoryFound;
 
         /// <summary> Event queue for all listeners interested in ReportProgress events. </summary>
-        public static event EventHandler<ProgressReportEventArgs> ReportProgress;
+        public event EventHandler<ProgressReportEventArgs> ReportProgress;
 
         #endregion
 
         #region Properties
 
-        public static uint Processed { get; private set; }
+        public uint Processed { get; private set; }
 
-        public static uint Total { get; private set; }
+        public uint Total { get; private set; }
 
-        public static bool IsScanning { get; private set; }
+        public bool IsScanning { get; private set; }
 
         #endregion
 
         #region Methods
 
-        public static void Scan(string path)
+        public void Scan(string path)
         {
-            Processed = 0;
-            Total = 0;
+            this.Processed = 0;
+            this.Total = 0;
 
             var scanPath = new DirectoryInfo(path);
             if (scanPath.Exists)
@@ -47,51 +47,58 @@ namespace mdfinder
             }
         }
 
-        private static void Scan(DirectoryInfo directory)
+        private void Scan(DirectoryInfo directory)
         {
-            var files = directory.GetFiles();
-            var fileBatches = files.Bin(Properties.Settings.Default.FilesFoundAlert);
-            var subdirectories = directory.GetDirectories();
-
-            Total += (uint)files.Count();
-
-            foreach (var subdirectory in subdirectories)
+            try
             {
-                OnDirectoryFound(subdirectory);
+                var files = directory.GetFiles();
+                var fileBatches = files.Bin(Properties.Settings.Default.FilesFoundAlert);
+                var subdirectories = directory.GetDirectories();
 
-                Scan(subdirectory);
+                this.Total += (uint)files.Count();
+
+                foreach (var subdirectory in subdirectories)
+                {
+                    OnDirectoryFound(subdirectory);
+
+                    Scan(subdirectory);
+                }
+
+                foreach (var batch in fileBatches)
+                {
+                    OnFilesFound(batch);
+
+                    this.Processed += (uint)batch.Count();
+
+                    OnReportProgress(this.Processed, this.Total);
+                }
             }
-
-            foreach (var batch in fileBatches)
+            catch(UnauthorizedAccessException unauthorizedAccessException)
             {
-                OnFilesFound(batch);
-
-                Processed += (uint)batch.Count();
-
-                OnReportProgress(Processed, Total);
+                //Ignore and just continue.
             }
         }
 
         /// <summary> Executes the files found action. </summary>
         /// <param name="files"> The files. </param>
-        private static void OnFilesFound(IEnumerable<FileInfo> files)
+        private void OnFilesFound(IEnumerable<FileInfo> files)
         {
-            FilesFound?.Invoke(null, new FilesFoundEventArgs(files));
+            this.FilesFound?.Invoke(this, new FilesFoundEventArgs(files));
         }
 
         /// <summary> Executes the directory found action. </summary>
         /// <param name="directory"> Pathname of the directory. </param>
-        private static void OnDirectoryFound(DirectoryInfo directory)
+        private void OnDirectoryFound(DirectoryInfo directory)
         {
-            DirectoryFound?.Invoke(null, new DirectoryFoundEventArgs(directory));
+            this.DirectoryFound?.Invoke(this, new DirectoryFoundEventArgs(directory));
         }
 
         /// <summary> Executes the report progress action. </summary>
         /// <param name="processed"> The processed. </param>
         /// <param name="total">     Number of. </param>
-        private static void OnReportProgress(uint processed, uint total)
+        private void OnReportProgress(uint processed, uint total)
         {
-            ReportProgress?.Invoke(null, new ProgressReportEventArgs(processed, total));
+            this.ReportProgress?.Invoke(this, new ProgressReportEventArgs(processed, total));
         }
 
         #endregion
@@ -175,7 +182,8 @@ namespace mdfinder
             /// <param name="total">     The total discovereditem count. </param>
             public ProgressReportEventArgs(uint processed, uint total)
             {
-
+                this.Processed = processed;
+                this.Total = total;
             }
 
             #endregion
diff --git a/mdfinder/mdfinder.csproj b/mdfinder/mdfinder.csproj
index 0e1d3f3..73f54f2 100644
--- a/mdfinder/mdfinder.csproj
+++ b/mdfinder/mdfinder.csproj
@@ -54,6 +54,7 @@
     <Reference Include="System.Data" />
     <Reference Include="System.Runtime.Serialization" />
     <Reference Include="System.Security" />
+    <Reference Include="System.Windows.Forms" />
     <Reference Include="System.Xml" />
     <Reference Include="Microsoft.CSharp" />
     <Reference Include="System.Core" />