HashingHelper.cs

using System;
using System.Collections.ObjectModel;
using System.Linq;
using System.Xml;
using HashingTool.ViewModel;
using HashingTool.ViewModel.UserControl;
using TUGraz.VectoCommon.Resources;
using TUGraz.VectoHashing;

namespace HashingTool.Helper
{
	public static class HashingHelper
	{
		public const string ToolTipInvalidFileType = "Invalid File type!";
		public const string ToolTipXMLValidationFailed = "XML validation failed!";
		public const string ToolTipOk = "Correct file selected";
		public const string ToolTipHashInvalid = "Incorrect digest value!";
		public const string ToolTipNone = "";
		public static string ToolTipComponentHashInvalid = "Job-Data validation failed!";

		public static bool? IsManufacturerReport(XmlDocument x, Collection<string> errorLog)
		{
			if (x == null || x.DocumentElement == null) {
				return null;
			}
			var valid = x.DocumentElement.LocalName == XMLNames.VectoManufacturerReport;
			if (!valid) {
				errorLog.Add(String.Format("Invalid XML file given ({0}). Expected Manufacturer Report XML ({1})!",
					x.DocumentElement.LocalName, XMLNames.VectoManufacturerReport));
			}
			return valid;
		}

		public static bool? IsCustomerReport(XmlDocument x, Collection<string> errorLog)
		{
			if (x == null || x.DocumentElement == null) {
				return null;
			}
			var valid = x.DocumentElement != null && x.DocumentElement.LocalName == XMLNames.VectoCustomerReport;
			if (!valid) {
				errorLog.Add(String.Format("Invalid XML file given ({0}). Expected Customer Report XML ({1})!",
					x.DocumentElement.LocalName, XMLNames.VectoCustomerReport));
			}
			return valid;
		}

		public static bool? IsJobFile(XmlDocument x, Collection<string> errorLog)
		{
			if (x == null || x.DocumentElement == null) {
				return null;
			}
			var valid = x.DocumentElement.LocalName == XMLNames.VectoInputDeclaration &&
						x.DocumentElement.FirstChild.LocalName == XMLNames.Component_Vehicle;
			if (!valid) {
				errorLog.Add(String.Format("Invalid XML file given ({0}/{1}). Expected Vehicle XML ({2}/{3})!",
					x.DocumentElement.LocalName, x.DocumentElement.FirstChild.LocalName, XMLNames.VectoInputDeclaration,
					XMLNames.Component_Vehicle));
			}
			return valid;
		}

		public static bool? IsComponentFile(XmlDocument x, Collection<string> errorLog)
		{
			if (x.DocumentElement == null) {
				return null;
			}

			if (x.DocumentElement.LocalName != XMLNames.VectoInputDeclaration) {
				errorLog.Add(String.Format("Invalid XML file given ({0}). Expected Component XML ({1})!",
					x.DocumentElement.LocalName, XMLNames.VectoInputDeclaration));