/// <summary>
/// 给指定的微信账号推送消息发送文本类型的客服消息
/// </summary>
/// <param name="msg">消息内容</param>
/// <returns></returns>
public static Boolean SendCustomMsg(String msg, String openid)
{
if (msg == null)
{
return(false);
}
var a = new { touser = openid, msgtype = "text", text = new { content = msg } };
// 创建HTTP请求
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Common.BaseAPIUrl + "cgi-bin/message/custom/send?access_token=" + Config.AccessToken);
request.Method = "POST";
// 写参数到请求流
String jsonStr = Newtonsoft.Json.JsonConvert.SerializeObject(a);
byte[] b = System.Text.Encoding.UTF8.GetBytes(jsonStr);
request.ContentLength = b.Length;
System.IO.Stream stream = request.GetRequestStream();
stream.Write(b, 0, b.Length);
stream.Close();
// 获取返回
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
{
System.IO.Stream s = response.GetResponseStream();
System.IO.StreamReader r = new System.IO.StreamReader(s, System.Text.Encoding.UTF8);
String responseStr = r.ReadToEnd();
AppDebugError.Append(new AppDebugError("TextMessage", "SendCustomMsg", "发送客服消息返回：" + responseStr));
response.Close();
return(true);
}
}
public static WebAccessToken GetWebAccessToken(String code)
{
String requestURL = String.Format("https://api.weixin.qq.com/sns/oauth2/access_token?appid={0}&secret={1}&code={2}&grant_type=authorization_code", Config.AppID, Config.AppSecret, code);
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(requestURL);
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
System.IO.Stream stream = response.GetResponseStream();
System.IO.StreamReader reader = new System.IO.StreamReader(stream, Encoding.UTF8);
String responseText = reader.ReadToEnd();
// 返回信息
AppDebugError.Append(new AppDebugError("Authorize", "WebAccessToken", "获取授权返回内容：" + responseText));
var a = new { access_token = "", expires_in = 0, refresh_token = "", openid = "", scope = "" };
var b = Newtonsoft.Json.JsonConvert.DeserializeAnonymousType(responseText, a);
WebAccessToken result = new WebAccessToken()
{
AccessToken = b.access_token,
ExpiresIn = b.expires_in,
OpenID = b.openid,
RefreshToken = b.refresh_token,
Scope = b.scope
};
response.Close();
return(result);
}
/// <summary>
/// 发送模板消息
/// </summary>
/// <param name="msg"></param>
/// <param name="errMsg"></param>
/// <returns></returns>
public static Boolean Send(TemplateMessage msg, ref String errMsg)
{
if (msg == null)
{
throw new ArgumentNullException(nameof(msg), "参数是必须的！");
}
String objJson = "{";
objJson += "\"touser\":\"" + msg.ToUser + "\",";
objJson += "\"template_id\":\"" + msg.TemplateID + "\",";
objJson += "\"url\":\"" + msg.Url + "\",";
if (!String.IsNullOrEmpty(msg.MiniProgram) && msg.MiniProgram.Length > 1)
{
objJson += "\"miniprogram\":" + msg.MiniProgram + ",";
}
objJson += "\"data\":" + msg.Data;
objJson += "}";
AppDebugError.Append(new AppDebugError(nameof(TemplateMessage), nameof(Send), "发送模板消息内容：" + objJson));
System.Net.HttpWebRequest request = (System.Net.HttpWebRequest)System.Net.WebRequest.Create(Common.BaseAPIUrl + "cgi-bin/message/template/send?access_token=" + Config.AccessToken);
request.Method = "POST";
Byte[] bytes = System.Text.Encoding.UTF8.GetBytes(objJson);
request.ContentLength = bytes.Length;
System.IO.Stream stream = request.GetRequestStream();
stream.Write(bytes, 0, bytes.Length);
stream.Close();
System.Net.HttpWebResponse response = (System.Net.HttpWebResponse)request.GetResponse();
System.IO.StreamReader reader = new System.IO.StreamReader(response.GetResponseStream(), System.Text.Encoding.UTF8);
String responseStr = reader.ReadToEnd();
reader.Close();
response.Close();
if (responseStr.Contains("errcode"))
{
var r = new { errcode = 0, errmsg = "", msgid = "" };
var m = JsonConvert.DeserializeAnonymousType(responseStr, r);
if (m.errcode == 0)
{
return(true);
}
else
{
errMsg = m.errcode + ":" + m.errmsg;
AppDebugError.Append(new AppDebugError(nameof(TemplateMessage), nameof(Send), "发送模板消息返回错误：" + errMsg));
return(false);
}
}
else
{
errMsg = "服务器返回的字符串为：" + responseStr;
AppDebugError.Append(new AppDebugError(nameof(TemplateMessage), nameof(Send), "发送模板消息返回：" + errMsg));
return(false);
}
}