protected void Page_Load(object sender, EventArgs e)
{
//创建一个会话生成器,该生成器用来生成和认证服务器的会话
var sessionBuilder = new AlAuthenticationSessionBuilder();
//传递给认证服务器的协议参数,具体http://mp.weixin.qq.com/wiki/index.php?title=网页授权获取用户基本信息
var setting = new AlRequestAuthSetting("http://weixinchat.ngrok.com/Response.aspx")
{ Key = "Key", Partner = "Partner" };
//因为该事例采用server-side方式来认证,所以直接引导用户到提供商认证服务器的页面处理器上去
var wxAuthenticationSession = sessionBuilder.Build(setting);
if (wxAuthenticationSession != null)
wxAuthenticationSession.HtmlRender.Render(Response);
}
public static Stream GetHtmlText(AlRequestAuthSetting setting)
{
//需http://格式的完整路径，不允许加?id=123这类自定义参数
string returnUrl = setting.RedirectUri;
var sParaTemp = new SortedDictionary<string, string>
{
{"partner", setting.Partner},
{"_input_charset",setting.InputCharset},
{"service", "alipay.auth.authorize"},
{"target_service", TargetService},
{"return_url", returnUrl}
};
string sHtmlText = BuildRequest(setting,sParaTemp, "get", "确认");
return new MemoryStream(Encoding.Default.GetBytes (sHtmlText));
}
public static Stream GetHtmlText(AlRequestAuthSetting setting)
{
//需http://格式的完整路径，不允许加?id=123这类自定义参数
string returnUrl = setting.RedirectUri;
var sParaTemp = new SortedDictionary <string, string>
{
{ "partner", setting.Partner },
{ "_input_charset", setting.InputCharset },
{ "service", "alipay.auth.authorize" },
{ "target_service", TargetService },
{ "return_url", returnUrl }
};
string sHtmlText = BuildRequest(setting, sParaTemp, "get", "确认");
return(new MemoryStream(Encoding.Default.GetBytes(sHtmlText)));
}
/// <summary>
/// 生成要请求给支付宝的参数数组
/// </summary>
/// <param name="sParaTemp">请求前的参数数组</param>
/// <returns>要请求的参数数组</returns>
private static Dictionary <string, string> BuildRequestPara(AlRequestAuthSetting setting, SortedDictionary <string, string> sParaTemp)
{
//待签名请求参数数组
Dictionary <string, string> sPara = new Dictionary <string, string>();
//签名结果
string mysign = "";
//过滤签名参数数组
sPara = FilterPara(sParaTemp);
//获得签名结果
mysign = BuildRequestMysign(setting, sPara);
//签名结果与签名方式加入请求提交参数组中
sPara.Add("sign", mysign);
sPara.Add("sign_type", setting.SignType);
return(sPara);
}
/// <summary>
/// 生成要请求给支付宝的参数数组
/// </summary>
/// <param name="sParaTemp">请求前的参数数组</param>
/// <returns>要请求的参数数组</returns>
private static Dictionary<string, string> BuildRequestPara(AlRequestAuthSetting setting,SortedDictionary<string, string> sParaTemp)
{
//待签名请求参数数组
Dictionary<string, string> sPara = new Dictionary<string, string>();
//签名结果
string mysign = "";
//过滤签名参数数组
sPara = FilterPara(sParaTemp);
//获得签名结果
mysign = BuildRequestMysign(setting,sPara);
//签名结果与签名方式加入请求提交参数组中
sPara.Add("sign", mysign);
sPara.Add("sign_type", setting.SignType);
return sPara;
}
/// <summary>
/// 生成请求时的签名
/// </summary>
/// <param name="sPara">请求给支付宝的参数数组</param>
/// <returns>签名结果</returns>
private static string BuildRequestMysign(AlRequestAuthSetting setting, Dictionary <string, string> sPara)
{
//把数组所有元素，按照“参数=参数值”的模式用“&”字符拼接成字符串
string prestr = CreateLinkString(sPara);
//把最终的字符串签名，获得签名结果
string mysign = "";
switch (setting.SignType)
{
case "MD5":
mysign = AlipayMD5.Sign(prestr, setting.Key, setting.InputCharset);
break;
default:
mysign = "";
break;
}
return(mysign);
}
/// <summary>
/// 建立请求，以表单HTML形式构造（默认）
/// </summary>
/// <param name="setting"></param>
/// <param name="sParaTemp">请求参数数组</param>
/// <param name="strMethod">提交方式。两个值可选：post、get</param>
/// <param name="strButtonValue">确认按钮显示文字</param>
/// <returns>提交表单HTML文本</returns>
public static string BuildRequest(AlRequestAuthSetting setting,SortedDictionary<string, string> sParaTemp, string strMethod, string strButtonValue)
{
//待请求参数数组
var dicPara = new Dictionary<string, string>();
dicPara = BuildRequestPara(setting,sParaTemp);
StringBuilder sbHtml = new StringBuilder();
sbHtml.Append("<form id='alipaysubmit' name='alipaysubmit' action='" + GatewayNew + "_input_charset=" + setting.InputCharset + "' method='" + strMethod.ToLower().Trim() + "'>");
foreach (KeyValuePair<string, string> temp in dicPara)
{
sbHtml.Append("<input type='hidden' name='" + temp.Key + "' value='" + temp.Value + "'/>");
}
//submit按钮控件请不要含有name属性
sbHtml.Append("<input type='submit' value='" + strButtonValue + "' style='display:none;'></form>");
sbHtml.Append("<script>document.forms['alipaysubmit'].submit();</script>");
return sbHtml.ToString();
}
/// <summary>
/// 建立请求，以表单HTML形式构造（默认）
/// </summary>
/// <param name="setting"></param>
/// <param name="sParaTemp">请求参数数组</param>
/// <param name="strMethod">提交方式。两个值可选：post、get</param>
/// <param name="strButtonValue">确认按钮显示文字</param>
/// <returns>提交表单HTML文本</returns>
public static string BuildRequest(AlRequestAuthSetting setting, SortedDictionary <string, string> sParaTemp, string strMethod, string strButtonValue)
{
//待请求参数数组
var dicPara = new Dictionary <string, string>();
dicPara = BuildRequestPara(setting, sParaTemp);
StringBuilder sbHtml = new StringBuilder();
sbHtml.Append("<form id='alipaysubmit' name='alipaysubmit' action='" + GatewayNew + "_input_charset=" + setting.InputCharset + "' method='" + strMethod.ToLower().Trim() + "'>");
foreach (KeyValuePair <string, string> temp in dicPara)
{
sbHtml.Append("<input type='hidden' name='" + temp.Key + "' value='" + temp.Value + "'/>");
}
//submit按钮控件请不要含有name属性
sbHtml.Append("<input type='submit' value='" + strButtonValue + "' style='display:none;'></form>");
sbHtml.Append("<script>document.forms['alipaysubmit'].submit();</script>");
return(sbHtml.ToString());
}
/// <summary>
///
/// </summary>
/// <param name="httpSupplier"></param>
/// <param name="setting">渲染内容配置</param>
/// <param name="render"></param>
public AlAuthenticationSession(IHttpSupplier httpSupplier, AlRequestAuthSetting setting, IRenderable <AlRequestAuthSetting> render)
: this(httpSupplier, render)
{
this.Render.Setting = setting;
}
/// <summary>
/// 生成请求时的签名
/// </summary>
/// <param name="sPara">请求给支付宝的参数数组</param>
/// <returns>签名结果</returns>
private static string BuildRequestMysign(AlRequestAuthSetting setting,Dictionary<string, string> sPara)
{
//把数组所有元素，按照“参数=参数值”的模式用“&”字符拼接成字符串
string prestr = CreateLinkString(sPara);
//把最终的字符串签名，获得签名结果
string mysign = "";
switch (setting.SignType)
{
case "MD5":
mysign = AlipayMD5.Sign(prestr,setting.Key,setting.InputCharset);
break;
default:
mysign = "";
break;
}
return mysign;
}
