protected override void Execute(EditorFrame ef)
{
if (ef.XSDocument == null)
{
throw new Exception("Parameter must be TextEditor");
}
OpenFileDialog dlgOpenFile = new OpenFileDialog();
dlgOpenFile.Filter = "Xml Files (*.xml)|*.xml";
dlgOpenFile.Title = "Select an Xml file to validate";
if (dlgOpenFile.ShowDialog() == true)
{
try
{
var file = dlgOpenFile.FileName;
var xsd = new XmlTextReader(new StringReader(ef.XmlEditor.Text));
XsdValidationResult result = XsdValidationHelper.Instance.ValidateInstance(
xsd, File.ReadAllText(file));
switch (result.State)
{
case ValidationState.Success:
MessageBox.Show(Application.Current.MainWindow, "Document is valid", "Validation result",
MessageBoxButton.OK, MessageBoxImage.Information);
break;
case ValidationState.Warning:
MessageBox.Show(Application.Current.MainWindow, "Document is valid with warnings", "Validation result",
MessageBoxButton.OK, MessageBoxImage.Warning);
break;
case ValidationState.ValidationError:
MessageBox.Show(Application.Current.MainWindow, "Document is invalid", "Validation result",
MessageBoxButton.OK, MessageBoxImage.Error);
break;
case ValidationState.OtherError:
MessageBox.Show(Application.Current.MainWindow, "Document is invalid", "Validation result",
MessageBoxButton.OK, MessageBoxImage.Error);
break;
}
}
catch (Exception ex)
{
MessageBox.Show(Application.Current.MainWindow, "Error: " + ex.Message, "Validation result",
MessageBoxButton.OK, MessageBoxImage.Error);
}
}
}
/// <summary>
/// Validates an xml document against an xsd file
/// </summary>
/// <param name="xsdFilePath">Path to the xsd file</param>
/// <param name="xmlFilePath">Xml document to be validated</param>
/// <returns>Results of the validation</returns>
public XsdValidationResult ValidateInstance(string xsdFilePath, XmlDocument instanceDoc)
{
// Sanity check parameters
if (string.IsNullOrEmpty(xsdFilePath))
{
throw new ArgumentNullException("xsdFilePath", "An Xsd File Path must be given");
}
if (instanceDoc == null)
{
throw new ArgumentNullException("instanceDoc", "A valid instance XmlDocument must be supplied");
}
// Check existence of Xsd File
if (!FileHelper.Instance.FileExists(xsdFilePath))
{
throw new ArgumentException(string.Format("The Xsd file '{0}' dooes not exist. Please specify a valid file.", xsdFilePath));
}
// Load in the schema to a stream
StreamReader xsdReader = null;
FileInfo fi = new FileInfo(xsdFilePath);
// Change the current diretcory to the schema location
// in case there are relative schema locations (for import/include)
string currentDirectory = Environment.CurrentDirectory;
Environment.CurrentDirectory = fi.DirectoryName;
// Load in the schema
xsdReader = new StreamReader(xsdFilePath);
XmlTextReader trSchema = new XmlTextReader(xsdReader.BaseStream);
// Call the overload
XsdValidationResult result = ValidateInstance(trSchema, instanceDoc);
// Reset the current directory
Environment.CurrentDirectory = currentDirectory;
return(result);
}
/// <summary>
/// Effettua la validazio dell'xDocument dato un set di schemas
/// </summary>
/// <param name="xml">Xml da validare</param>
/// <param name="xmlSchemas">Xsd Schema</param>
/// <returns>Validation Result</returns>
/// <exception cref="InvalidOperationException">Xml null</exception>
/// <exception cref="ArgumentNullException">schema null</exception>
public static XsdValidationResult ValidateXml(this XDocument xml, XmlSchemaSet xmlSchemas)
{
if (xml == null)
{
throw new InvalidOperationException("Non è possibile validare un xml vuoto");
}
if (xmlSchemas == null)
{
throw new ArgumentNullException(nameof(xmlSchemas));
}
var result = new XsdValidationResult();
xml.Validate(
xmlSchemas,
(o, e) =>
{
result.Add(new XsdValidationInfo(e.Message, e.Exception));
});
return(result);
}
/// <summary>
/// Validates an xml document against an xsd file
/// </summary>
/// <param name="xsdFilePath">XmlTextReader containing an xsd file</param>
/// <param name="xmlFilePath">Xml document to be validated</param>
/// <returns>Results of the validation</returns>
public XsdValidationResult ValidateInstance(XmlTextReader reader, XmlDocument instanceDoc)
{
_result = new XsdValidationResult();
try
{
// Create an XmlReaderSettings object and load the schema into it.
// This will also load in any imported/included schemas.
XmlReaderSettings settings = new XmlReaderSettings();
settings.ValidationType = ValidationType.Schema;
settings.ValidationFlags = XmlSchemaValidationFlags.ProcessSchemaLocation;
settings.Schemas.Add(null, reader);
// Setup the event handler to handle errors/warnings
settings.ValidationEventHandler += new ValidationEventHandler(settings_ValidationEventHandler);
// Get the list of all targetNamespaces from the loaded schemas
List <string> namespaces = new List <string>();
foreach (XmlSchema s in settings.Schemas.Schemas())
{
if (!string.IsNullOrEmpty(s.TargetNamespace))
{
namespaces.Add(s.TargetNamespace);
}
}
// Load the current Xml Document into a stream
MemoryStream stream = new MemoryStream();
instanceDoc.Save(stream);
stream.Position = 0L;
// Create the validating reader
XmlReader vr = XmlReader.Create(stream, settings);
// Read the document stream - this will validate as it reads
while (vr.Read())
{
}
// Check if we successfully validated the document
if (_result.State == ValidationState.Success)
{
_result.Results.AppendLine("No validation errors found.");
// Check if the document namespace matches any of the schema namespaces
if (!namespaces.Contains(instanceDoc.DocumentElement.NamespaceURI))
{
// Store the schema namespaces in a single string
StringBuilder schemaNSs = new StringBuilder();
if (namespaces.Count == 0)
{
schemaNSs.Append("\t");
schemaNSs.AppendLine("(None)");
}
else
{
for (int nsIndex = 0; nsIndex < namespaces.Count; nsIndex++)
{
schemaNSs.Append("\t");
schemaNSs.AppendLine(namespaces[nsIndex]);
}
}
// Add a warning that namespaces don't match
_result.Results.AppendLine();
_result.Results.AppendLine("Warning: The namespace of the current document does not match any of the target namespaces for the loaded schemas.");
_result.Results.AppendLine("Have you specified the correct schema for the current document?");
_result.Results.AppendLine();
_result.Results.AppendLine("Document Namespace:");
_result.Results.Append("\t");
_result.Results.AppendLine(instanceDoc.DocumentElement.NamespaceURI);
_result.Results.AppendLine();
_result.Results.AppendLine("Schema Target Namespace(s):");
_result.Results.AppendLine(schemaNSs.ToString());
_result.State = ValidationState.Warning;
}
}
}
catch (Exception ex)
{
_result.Results.AppendLine("An error occurred: " + ex.Message);
_result.State = ValidationState.OtherError;
}
finally
{
if (reader != null)
{
reader.Close();
}
}
return(_result);
}
