Discuz.Forum/ForumUtils.cs

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using System;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Text;
using System.Text.RegularExpressions;
using System.Web;
using System.Drawing.Drawing2D;

using Discuz.Config;
using Discuz.Entity;
using Discuz.Cache;
using Discuz.Common;
using Discuz.Plugin.Preview;
using Discuz.Common.Generic;

namespace Discuz.Forum
{
    /// <summary>
    /// 论坛工具类
    /// </summary>
    public class ForumUtils
    {
        /// <summary>
        /// 验证码生成的取值范围
        /// </summary>
        private static string[] verifycodeRange = { "1","2","3","4","5","6","7","8","9",
                                                    "a","b","c","d","e","f","g",
                                                    "h",    "j","k",    "m","n",
                                                        "p","q",    "r","s","t",
                                                    "u","v","w",    "x","y"
                                                  };
        /// <summary>
        /// 生成验证码所使用的随机数发生器
        /// </summary>
        private static Random verifycodeRandom = new Random();

        /// <summary>
        /// 禁用文字正则式对象
        /// </summary>
        private static Regex r_word;

        private static RegexOptions options = RegexOptions.IgnoreCase;

        public static Regex[] r = new Regex[5];

        /// <summary>
        /// memcached 信息配置类
        /// </summary>
        private static MemCachedConfigInfo mcci = MemCachedConfigs.GetConfig();
        /// <summary>
        /// redis 信息配置类
        /// </summary>
        private static RedisConfigInfo rci = RedisConfigs.GetConfig();


        /// <summary>
        /// 为干扰码声明正则数组
        /// </summary>
        static ForumUtils()