Versions/VersionHelper.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using System.Text.RegularExpressions;
using System.Xml;
using System.Xml.Serialization;
using System.Reflection;


namespace ComLib.VersionCheck
{
    public class VersionHelper
    {
        /// <summary>
        /// Check version definition for the directory
        /// </summary>
        /// <param name="defItem">The directory definition</param>
        /// <returns>True if successful, false otherwise.</returns>
        public static BoolMessageItem<VersionDefItem> CheckDir(VersionDefItem defItem)
        {
            VersionDefDir dirDef = defItem as VersionDefDir;
            string dir = VersionHelper.Translate(dirDef.Path);
            bool success = Directory.Exists(dir);
            string message = string.Empty;
                        
            if (!success) message = string.Format("Directory '{0}' does not exist.", dir);

            return new BoolMessageItem<VersionDefItem>(defItem, success, message);
        }


        /// <summary>
        /// Check version definition for the directory
        /// </summary>
        /// <param name="defItem">The directory definition</param>
        /// <returns>True if successful, false otherwise.</returns>
        public static BoolMessageItem<VersionDefItem> CheckDrive(VersionDefItem defItem)
        {
            return new BoolMessageItem<VersionDefItem>(defItem, false, string.Empty);
        }


        /// <summary>
        /// Check version definition for the directory
        /// </summary>
        /// <param name="defItem">The directory definition</param>
        /// <returns>True if successful, false otherwise.</returns>
        public static BoolMessageItem<VersionDefItem> CheckEnv(VersionDefItem defItem)
        {
            VersionDefEnv def = defItem as VersionDefEnv;
            string envVal = EnvironmentHelper.GetEnv(def.Name);
            envVal = VersionHelper.Translate(envVal);
            string message = string.Empty;
            bool success = true;
            bool isEmpty = string.IsNullOrEmpty(envVal);

            // Empty value.
            if (isEmpty)