/// <summary>
/// 验证签名。默认公众号不需要参数。传入authorizer_appid(授权方appid)、authorizer_refresh_token(授权方的刷新令牌)则验证该公众号(用于微信开放平台)、component_verify_ticket(微信后台推送的ticket，此ticket会定时推送)
/// </summary>
public bool Check(WeChatParam param = null)
{
string token;
if (param != null && !string.IsNullOrWhiteSpace(param.AuthorizerAppid))
{
if (string.IsNullOrWhiteSpace(param.AuthorizerRefreshToken))
{
LogHelper.Debug("参数错误！authorizer_refresh_token必传！", "微信CallBack_");
return(false);
}
var bs = TokenHelper.GetAuthorizerAccessToken(new WeChatParam()
{
AuthorizerAppid = param.AuthorizerAppid,
AuthorizerRefreshToken = param.AuthorizerRefreshToken,
ComponentVerifyTicket = param.ComponentVerifyTicket
});
if (!bs.IsSuccess)
{
return(false);
}
token = bs.AuthorizerAccessToken;
}
else
{
token = WeChatConfig.GetToken();
}
var vs = new[] { timestamp, nonce, token }.OrderBy(s => s);
var str = string.Join("", vs);
var copu = FormsAuthentication.HashPasswordForStoringInConfigFile(str, "SHA1");
if (copu == null)
{
return(false);
}
return(copu.Equals(signature, StringComparison.CurrentCultureIgnoreCase));
}
