我正在尝试通过发送 gcm 消息C#。
我尝试了几次，但我http:400-Bad request在尝试以 json 方法发送它时得到了。
当我尝试以文本形式发送它时，我无法阅读它（rtl 语言） - 这就是我尝试的原因JSON。
有谁知道是什么问题？谢谢！
private static string SendNotificationJson2(string id, string msg)
{
var AuthString = "AIzaSyDAtmaqSdutBQemqmd4dQgf33B_6ssbvXA";
var RegistrationID = id;
var Message = msg;
//-- Create GCM request insted of C2DM Web Request Object --//
HttpWebRequest Request = (HttpWebRequest)WebRequest.Create("https://android.googleapis.com/gcm/send");
Request.Method = "POST";
Request.KeepAlive = false;
//-- Create Query String --//
Dictionary<String, String> dict = new Dictionary<string, string>();
dict.Add("registration_ids", RegistrationID);
dict.Add("data", Message);
dict.Add("collapse_key", "1");
string postData = GetPostStringFrom(dict);
byte[] byteArray = Encoding.UTF8.GetBytes(postData);
Request.ContentType = "application/json";
Request.ContentLength = byteArray.Length;
Request.Headers.Add("Authorization", "key=" + AuthString);
//-- Delegate Modeling to Validate Server Certificate --//
ServicePointManager.ServerCertificateValidationCallback += delegate(
object
sender,
System.Security.Cryptography.X509Certificates.X509Certificate
pCertificate,
System.Security.Cryptography.X509Certificates.X509Chain pChain,
System.Net.Security.SslPolicyErrors pSSLPolicyErrors)
{
return true;
};
//-- Create Stream to Write Byte Array --//
Stream dataStream = Request.GetRequestStream();
dataStream.Write(byteArray, 0, byteArray.Length);
dataStream.Close();
//-- Post a Message --//
WebResponse Response = Request.GetResponse();
HttpStatusCode ResponseCode = ((HttpWebResponse)Response).StatusCode;
if (ResponseCode.Equals(HttpStatusCode.Unauthorized) || ResponseCode.Equals(HttpStatusCode.Forbidden))
{
return "Unauthorized - need new token";
}
else if (!ResponseCode.Equals(HttpStatusCode.OK))
{
return "Response from web service isn't OK";
//Console.WriteLine("Response from web service not OK :");
//Console.WriteLine(((HttpWebResponse)Response).StatusDescription);
}
StreamReader Reader = new StreamReader(Response.GetResponseStream());
string responseLine = Reader.ReadLine();
Reader.Close();
return "ok";
}
private static string GetPostStringFrom(Dictionary<string,string> postFieldNameValue)
{
// return Newtonsoft.Json.JsonConvert.SerializeObject(postFieldNameValue);
return "\"data\": {\"Message\": \"" + postFieldNameValue["data"] + "\"},\"registration_ids\":[\"" + postFieldNameValue["registration_ids"] + "\"]}";
}</code>