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WindowMain.xaml.cs
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WindowMain.xaml.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
using System.Windows;
using System.Windows.Navigation;
using System.Xml;
using System.Xml.Linq;
using Microsoft.Win32;
using XmlSorter.DataObjects;
using XmlSorter.Helpers;
using IOPath = System.IO.Path;
namespace XmlSorter
{
/// <summary>
/// Startup and main window of the application
/// </summary>
/// <author>Originally created by Abdulhamed Shalaby</author>
public partial class WindowMain : Window
{
#region Fields
private string _tempSourceFilePath;
private string _tempTargetFilePath;
private string _originalSourceFilePath;
private OpenFileDialog _openFileDialogInstance;
private SaveFileDialog _saveFileDialogInstance;
private volatile bool _isAttributesBeingRead;
private bool _clearRigthBrowser;
private WindowAttributesSelection _windowAttributesSelectionInstance;
private readonly AttributesBinding _attributesBindingInstance = new AttributesBinding();
private IEnumerable<string> _filteredSortingAttibutes;
#endregion
#region Constructors
public WindowMain()
{
InitializeComponent();
}
#endregion
#region Events' Handlers
private void Window_Loaded(object sender, RoutedEventArgs e)
{
MaintainControlsAvailability();
}
private void ButtonSourceBrowse_Click(object sender, RoutedEventArgs e)
{
if (!ShowOpenDialog()) { return; }
TextBlockSouurcePath.Text = _openFileDialogInstance.FileName;
_originalSourceFilePath = _openFileDialogInstance.FileName;
_tempSourceFilePath = IOPath.Combine(IOPath.GetTempPath(), "Source.xml");
_tempTargetFilePath = IOPath.Combine(IOPath.GetTempPath(), "Target.xml");
MaintainControlsAvailability();
_clearRigthBrowser = true;
WebBrowserAfter.NavigateToString("<HTML></HTML>");
new Thread(ReadAttributes).Start();
}
private void OpenFileDialogInstance_FileOk(object sender, System.ComponentModel.CancelEventArgs e)
{
e.Cancel = !ValidateXml(_openFileDialogInstance.FileName);
}
private void CheckBoxOverwriteSourceFile_Checked(object sender, RoutedEventArgs e)
{
MaintainControlsAvailability();
}
private void ButtonTargetBrowse_Click(object sender, RoutedEventArgs e)
{
if (!ShowSaveDialog()) { return; }
TextBlockTargetPath.Text = _saveFileDialogInstance.FileName;
MaintainControlsAvailability();
}
private void CheckBoxSortBySpecificAttributes_Checked(object sender, RoutedEventArgs e)
{
MaintainControlsAvailability();
}
private void CheckBoxSortByTagName_Checked(object sender, RoutedEventArgs e)
{
MaintainControlsAvailability();
}
private void CheckBoxSortAttributes_Checked(object sender, RoutedEventArgs e)
{
MaintainControlsAvailability();
}
private void ButtonSelectAttributes_Click(object sender, RoutedEventArgs e)
{
SelectAttributes();
}
private void ButtonSort_Click(object sender, RoutedEventArgs e)
{
_filteredSortingAttibutes = _attributesBindingInstance.GetSelected();
var xe = XElement.Load(_tempSourceFilePath);
SortElement(xe);
xe.Save(_tempTargetFilePath);
WebBrowserAfter.NavigateSafely(_tempTargetFilePath);
}
private void WebBrowserBefore_Navigating(object sender, NavigatingCancelEventArgs e)
{
e.Cancel = !string.Equals(e.Uri.GetBrowserSafeUri(),
new Uri(_tempSourceFilePath).GetBrowserSafeUri(), StringComparison.CurrentCultureIgnoreCase);
}
private void WebBrowserAfter_Navigating(object sender, NavigatingCancelEventArgs e)
{
if (_clearRigthBrowser)
{
_clearRigthBrowser = false;
}
else
{
e.Cancel = !string.Equals(e.Uri.GetBrowserSafeUri(),
new Uri(_tempTargetFilePath).GetBrowserSafeUri(), StringComparison.CurrentCultureIgnoreCase);
}
}
private void ButtonSave_Click(object sender, RoutedEventArgs e)
{
System.IO.File.Copy(_tempTargetFilePath, TextBlockTargetPath.Text, true);
}
#endregion
#region Helper Functions
private void SortElement(XElement xe)
{
var nodesToBePreserved = xe.Nodes().Where(p => p.GetType() != typeof(XElement));
if(CheckBoxSortAttributes.IsChecked.Value)
{
xe.ReplaceAttributes(xe.Attributes().OrderBy(x => x.Name.LocalName));
}
if(!CheckBoxSortBySpecificAttributes.IsChecked.Value || !_filteredSortingAttibutes.Any())
{
xe.ReplaceNodes((xe.Elements().OrderBy(x => x.Name.LocalName).Union((nodesToBePreserved).OrderBy(p => p.ToString()))).OrderBy(n => n.NodeType.ToString()));
}
else
{
foreach(var att in _filteredSortingAttibutes)
{
xe.ReplaceNodes((xe.Elements().OrderBy(x => x.Name.LocalName).ThenBy(x => (string)x.Attribute(att)).Union((nodesToBePreserved).OrderBy(p => p.ToString()))).OrderBy(n => n.NodeType.ToString()));
}
}
foreach(var xc in xe.Elements())
{
SortElement(xc);
}
}
private void ReadAttributes()
{
_isAttributesBeingRead = true;
if(_attributesBindingInstance != null)
{
Dispatcher.BeginInvoke(new System.Windows.Forms.MethodInvoker(delegate
{
_attributesBindingInstance.Clear();
}));
}
var xe = XElement.Load(_originalSourceFilePath);
xe.Save(_tempSourceFilePath);
Dispatcher.BeginInvoke(new System.Windows.Forms.MethodInvoker(delegate
{
WebBrowserBefore.NavigateSafely(_tempSourceFilePath);
}));
var doc = new XmlDocument();
doc.Load(_tempSourceFilePath);
const string stringXPath = "//@*";
foreach(XmlAttribute att in doc.SelectNodes(stringXPath))
{
_attributesBindingInstance?.Add(att.Name);
}
_isAttributesBeingRead = false;
}
private void SelectAttributes()
{
while(_isAttributesBeingRead)
{
}
if(_windowAttributesSelectionInstance == null)
{
_windowAttributesSelectionInstance = new WindowAttributesSelection(_attributesBindingInstance);
_windowAttributesSelectionInstance.IsVisibleChanged += new DependencyPropertyChangedEventHandler(delegate
{
MaintainControlsAvailability();
});
}
_windowAttributesSelectionInstance.Show(this);
MaintainControlsAvailability();
}
private bool ShowOpenDialog()
{
if(_openFileDialogInstance == null)
{
_openFileDialogInstance = new OpenFileDialog();
_openFileDialogInstance.FileOk += new System.ComponentModel.CancelEventHandler(OpenFileDialogInstance_FileOk);
}
var result = _openFileDialogInstance.ShowDialog();
return result.HasValue && result.Value;
}
private bool ShowSaveDialog()
{
if(_saveFileDialogInstance == null)
{
_saveFileDialogInstance = new SaveFileDialog();
}
var result = _saveFileDialogInstance.ShowDialog();
return result.HasValue && result.Value;
}
private void MaintainControlsAvailability()
{
if(!IsLoaded)
{
return;
}
GroupBoxTarget.IsEnabled = TextBlockSouurcePath.Text.Length > 0;
LabelTargetPath.IsEnabled = !CheckBoxOverwriteSourceFile.IsChecked.Value;
TextBlockTargetPath.IsEnabled = !CheckBoxOverwriteSourceFile.IsChecked.Value;
ButtonTargetBrowse.IsEnabled = !CheckBoxOverwriteSourceFile.IsChecked.Value;
TextBlockTargetPath.Text = (CheckBoxOverwriteSourceFile.IsChecked.Value) ? TextBlockSouurcePath.Text : (_saveFileDialogInstance == null) ? string.Empty : _saveFileDialogInstance.FileName;
GroupBoxOptions.IsEnabled = GroupBoxTarget.IsEnabled;
GroupBoxPreview.IsEnabled = GroupBoxTarget.IsEnabled;
ButtonSelectAttributes.IsEnabled = CheckBoxSortBySpecificAttributes.IsChecked.Value && (_windowAttributesSelectionInstance == null || !_windowAttributesSelectionInstance.IsVisible);
GroupBoxActions.IsEnabled = TextBlockSouurcePath.Text.Length > 0;
ButtonSort.IsEnabled = CheckBoxSortByTagName.IsChecked.Value || CheckBoxSortAttributes.IsChecked.Value || CheckBoxSortBySpecificAttributes.IsChecked.Value;
ButtonSave.IsEnabled = TextBlockTargetPath.Text.Length > 0;
if(!CheckBoxSortBySpecificAttributes.IsChecked.Value && _windowAttributesSelectionInstance != null && _windowAttributesSelectionInstance.IsVisible)
{
_windowAttributesSelectionInstance.Hide();
}
}
private static bool ValidateXml(string filePath)
{
try
{
new XmlDocument().Load(filePath);
return true;
}
catch
{
MessageBox.Show("Invalid xml file");
return false;
}
}
#endregion
}
}