C# 推送信息到APNs

2019-11-17 02:24:32

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C# 推送信息到APNs

iphone消息推送机制实现与探讨

classPRogram{publicstaticDateTime?Expiration{get;set;}publicstaticreadonlyDateTimeDoNotStore=DateTime.MinValue;privatestaticreadonlyDateTimeUNIX_EPOCH=newDateTime(1970,1,1,0,0,0,DateTimeKind.Utc);privatestaticstringDeviceToken="273eeddaef02192cf4ba5b666453b258f2d2a1ad02f549105fd03fea789d809d";publicconstintDEVICE_TOKEN_BINARY_SIZE=32;publicconstintDEVICE_TOKEN_STRING_SIZE=64;publicconstintMAX_PAYLOAD_SIZE=256;privatestaticX509Certificatecertificate;privatestaticX509CertificateCollectioncertificates;staticvoidMain(string[]args){strinGhostIP="gateway.sandbox.push.apple.com";//intport=2195;stringpassWord="ankejiaoyu";//stringcertificatepath="aps_developer_identity.p12";//bin/debugstringp12Filename=System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory,certificatepath);certificate=newX509Certificate2(System.IO.File.ReadAllBytes(p12Filename),password,X509KeyStorageFlags.MachineKeySet|X509KeyStorageFlags.PersistKeySet|X509KeyStorageFlags.Exportable);certificates=newX509CertificateCollection();certificates.Add(certificate);TcpClientapnsClient=newTcpClient();apnsClient.Connect(hostIP,port);SslStreamapnsStream=newSslStream(apnsClient.GetStream(),false,newRemoteCertificateValidationCallback(validateServerCertificate),newLocalCertificateSelectionCallback(selectLocalCertificate));try{//APNs已不支持SSL3.0apnsStream.AuthenticateAsClient(hostIP,certificates,System.Security.Authentication.SslProtocols.Tls,false);}catch(System.Security.Authentication.AuthenticationExceptionex){Console.WriteLine("error+"+ex.Message);}if(!apnsStream.IsMutuallyAuthenticated){Console.WriteLine("error:SslStreamFailedtoAuthenticate！");}if(!apnsStream.CanWrite){Console.WriteLine("error:SslStreamisnotWritable!");}Byte[]message=ToBytes();apnsStream.Write(message);}publicstaticbyte[]ToBytes(){//Withoutreadingtheresponsewhichwouldmakeanyidentifieruseful,itseemssillyto//exposethevalueintheobjectmodel,althoughthatwouldbeeasyenoughtodo.For//nowwe'lljustusezero.intidentifier=0;byte[]identifierBytes=BitConverter.GetBytes(IPAddress.HostToNetworkOrder(identifier));//APNSwillnotstore-and-forwardanotificationwithnoexpiry,sosetitoneyearinthefuture//iftheclientdoesnotprovideit.intexpiryTimeStamp=-1;//过期时间戳if(Expiration!=DoNotStore){//DateTimeconcreteExpireDateUtc=(Expiration??DateTime.UtcNow.AddMonths(1)).ToUniversalTime();DateTimeconcreteExpireDateUtc=(Expiration??DateTime.UtcNow.AddSeconds(20)).ToUniversalTime();TimeSpanepochTimeSpan=concreteExpireDateUtc-UNIX_EPOCH;expiryTimeStamp=(int)epochTimeSpan.TotalSeconds;}byte[]expiry=BitConverter.GetBytes(IPAddress.HostToNetworkOrder(expiryTimeStamp));byte[]deviceToken=newbyte[DeviceToken.Length/2];for(inti=0;i<deviceToken.Length;i++)deviceToken[i]=byte.Parse(DeviceToken.Substring(i*2,2),System.Globalization.NumberStyles.HexNumber);if(deviceToken.Length!=DEVICE_TOKEN_BINARY_SIZE){Console.WriteLine("Devicetokenlengtherror！");}byte[]deviceTokenSize=BitConverter.GetBytes(IPAddress.HostToNetworkOrder(Convert.ToInt16(deviceToken.Length)));stringstr="{/"aps/":{/"alert/":/"这是测试消息！！/",/"badge/":1,/"sound/":/"anke.mp3/"}}";byte[]payload=Encoding.UTF8.GetBytes(str);byte[]payloadSize=BitConverter.GetBytes(IPAddress.HostToNetworkOrder(Convert.ToInt16(payload.Length)));List<byte[]>notificationParts=newList<byte[]>();//1CommandnotificationParts.Add(newbyte[]{0x01});//EnhancednotificationformatcommandnotificationParts.Add(identifierBytes);notificationParts.Add(expiry);notificationParts.Add(deviceTokenSize);notificationParts.Add(deviceToken);notificationParts.Add(payloadSize);notificationParts.Add(payload);returnBuildBufferFrom(notificationParts);}privatestaticbyte[]BuildBufferFrom(IList<byte[]>bufferParts){intbufferSize=0;for(inti=0;i<bufferParts.Count;i++)bufferSize+=bufferParts[i].Length;byte[]buffer=newbyte[bufferSize];intposition=0;for(inti=0;i<bufferParts.Count;i++){byte[]part=bufferParts[i];Buffer.BlockCopy(bufferParts[i],0,buffer,position,part.Length);position+=part.Length;}returnbuffer;}privatestaticboolvalidateServerCertificate(objectsender,X509Certificatecertificate,X509Chainchain,SslPolicyErrorssslPolicyErrors){returntrue;//Dontcareaboutserver'scert}privatestaticX509CertificateselectLocalCertificate(objectsender,stringtargetHost,X509CertificateCollectionlocalCertificates,X509CertificateremoteCertificate,string[]acceptableIssuers){returncertificate;}

}

PS：上面这段代码是从网上找的，做了些小改动。

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