/// <summary>
/// 静态方法,得到使用默认值初始化的ValidateConfig对象.
/// </summary>
/// <returns>ValidateConfig对象</returns>
public static ValidateConfig StaticInitDefaultConfig()
{
ValidateConfig tempVC = new ValidateConfig();
//背景相关
tempVC.IsBackWaveRandom = false;
//字符相关
tempVC.NLen = 4;
tempVC.IsCharRandom = true;
tempVC.IsUseEnglishChar = true;
tempVC.IsUseRandomFont = true;
//干扰线相关
tempVC.IsUseRandomLine = true;
tempVC.IsUseRandomLineColor = true;
tempVC.NLines = 5;
tempVC.NLinesWidth = 2;
//干扰点相关
tempVC.IsUseRandomPoint = true;
tempVC.IsUseRandomPointColor = true;
tempVC.PointNum = 20;
return(tempVC);
}
/// <summary>
/// 初始化函数:使用指定路径的配置文件配置验证码.读取顺序为:缓存->物理配置文件->默认值
/// </summary>
/// <param name="configFilePath">配置文件路径</param>
public void Init(string configFilePath)
{
rd = new Random((int)System.DateTime.Now.Ticks);//随机数对象
if (configFilePath != null && configFilePath.Trim() != string.Empty)
{
vConfig = GetValidateCodeConfig(configFilePath);
}
else
{
vConfig = InitDefaultConfig();
}
SetConfigInfo(vConfig);
}
/// <summary>
/// 使用配置信息实例设置属性
/// </summary>
/// <param name="tempConfig">配置信息类实例</param>
private void SetConfigInfo(ValidateConfig tempConfig)
{
this.IsBackWaveRandom = tempConfig.IsBackWaveRandom;
this.NLen = tempConfig.NLen;
this.IsCharRandom = tempConfig.IsCharRandom;
this.IsUseEnglishChar = tempConfig.IsUseEnglishChar;
this.IsUseRandomFont = tempConfig.IsUseRandomFont;
this.IsUseRandomLine = tempConfig.IsUseRandomLine;
this.IsUseRandomLineColor = tempConfig.IsUseRandomLineColor;
this.NLines = tempConfig.NLines;
this.NLinesWidth = tempConfig.NLinesWidth;
this.IsUseRandomPoint = tempConfig.IsUseRandomPoint;
this.IsUseRandomPointColor = tempConfig.IsUseRandomPointColor;
this.PointNum = tempConfig.PointNum;
}
/// <summary>
/// 静态方法,得到配置信息实例
/// </summary>
/// <param name="configFilePath">配置文件的路径</param>
/// <returns>ValidateConfig对象实例</returns>
public static ValidateConfig StaticGetValidateCodeConfig(string configFilePath)
{
ValidateConfig tempVConfig = new ValidateConfig();
System.Web.Caching.Cache cache = HttpRuntime.Cache;//系统缓存对象
tempVConfig = cache.Get("validateCodeConfig") as ValidateConfig;
if (tempVConfig == null)
{
try
{
tempVConfig = (ValidateConfig)SerializationHelper.Load(typeof(ValidateConfig), configFilePath);
}
catch
{
tempVConfig = StaticInitDefaultConfig();//如果配置文件不存在或者无法反序列化,则使用默认配置.
}
cache.Insert("validateCodeConfig", tempVConfig);
}
return(tempVConfig);
}
/// <summary>
/// 初始化函数:使用默认的配置信息初始化验证码.
/// </summary>
public void Init()
{
rd = new Random((int)System.DateTime.Now.Ticks);//随机数对象
vConfig = InitDefaultConfig();
SetConfigInfo(vConfig);
}