/// <summary>
/// 验证滑条是否有效
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
public async Task <bool> VerificationAsync(ValidationModel <int[]> data)
{
// 审查会话安全性
await VerificationActionAsync(data.ActionData);
return(await _sliderVerificationProvider.VerificationAsync(data));
}
public async Task OnActionExecutionAsync(ActionExecutingContext context, ActionExecutionDelegate next)
{
var _verifyPictureAppService = context.HttpContext.RequestServices.GetService(typeof(ISliderAppService)) as ISliderAppService;
var data = context.HttpContext.Request.Headers.FirstOrDefault(c => c.Key == "Data");
var actionData = new SliderActionModel(context.HttpContext.Connection.RemoteIpAddress.ToString());
if (data.Key.IsNullOrWhiteSpace())
{
var token = context.HttpContext.Request.Headers.FirstOrDefault(c => c.Key == "Token");
if (token.Key.IsNullOrWhiteSpace())
{
var valTokendata = new ValidationModel <string>(token.Value, actionData);
if (!await _verifyPictureAppService.VerificationTokenAsync(valTokendata))
{
throw new UserFriendlyException("The verification code is wrong!");
}
}
throw new UserFriendlyException("The verification code is not valid!");
}
var valdata = new ValidationModel <int[]>(Array.ConvertAll(data.Value.ToString().Split(','), int.Parse), actionData);
if (!await _verifyPictureAppService.VerificationAsync(valdata))
{
throw new UserFriendlyException("The verification code is wrong!");
}
await next();
}
/// <summary>
/// 获取滑条验证令牌
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
public async Task <string> GetVerificationTokenAsync(ValidationModel <string> data)
{
// 审查会话安全性
await VerificationActionAsync(data.ActionData);
// 缓存会话
var id = GuidGenerator.Create().ToString();
await _cacheToken.SetAsync(id, new SliderActionTokenCacheModel(data.ActionData.Ip));
return(id);
}
/// <summary>
/// 验证滑条是否有效
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
public async Task <bool> VerificationTokenAsync(ValidationModel <string> data)
{
// 审查会话安全性
await VerificationActionAsync(data.ActionData);
var result = await _cacheToken.GetAsync(data.Data);
if (result != null)
{
// 验证IP同源
return(result.Ip == data.ActionData.Ip);
}
return(false);
}
/// <summary>
/// 验证滑条是否有效
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
public async Task <bool> VerificationAsync(ValidationModel <int[]> data)
{
// 判断数字滑动速率是否超出正常值
if (!await VerificationAverage(data.Data))
{
return(false);
}
// 判断数字速率是否由慢变快
if (!VerificationSpeed(data.Data))
{
return(false);
}
// 根
return(true);
}
public async Task <bool> VerificationAsync(ValidationModel <int[]> input)
{
return(await _silderManager.VerificationAsync(input));
}
public async Task <bool> VerificationTokenAsync(ValidationModel <string> input)
{
return(await _silderManager.VerificationTokenAsync(input));
}
