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client.ts
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///<reference path='typings/node/node.d.ts' />
///<reference path='typings/bluebird/bluebird.d.ts' />
///<reference path='typings/moment/moment.d.ts' />
require("./global");
import Socket = require("./cmppSocket");
import crypto = require('crypto');
import events = require("events");
var md5 = crypto.createHash('md5');
import cmdCfg = require("./commandsConfig");
class Client extends events.EventEmitter {
private socket:Socket;
private spId;
contentLimit=70;
longSmsBufLimit=140;
private sendingMobileCount = 0;
public deliverConst = ReportStat;
constructor(private config){
super();
_.defaults(config,require("./config"));
this.socket = new Socket(config);
this.bindEvent();
this.clearMobileCount();
}
connect(spId,secret){
if(this.socket.isReady) return Promise.resolve();
this.spId = spId;
return this.socket.connect(this.config.port,this.config.host).then(()=>{
return this.socket.send(cmdCfg.Commands.CMPP_CONNECT,{
Source_Addr:spId,
AuthenticatorSource:this.getAuthenticatorSource(spId,secret),
Version:0x30, //3.0 version
Timestamp:parseInt(this.getTimestamp())
});
});
}
bindEvent(){
this.socket.on("deliver",(rst)=>{
var body = <Body>rst.body;
if(body.Registered_Delivery === 1){
this.emit("deliver", body.Msg_Content["Dest_terminal_Id"], body.Msg_Content["Stat"]);
}
else{
this.emit("receive", body.Src_terminal_Id, body.Msg_Content);
}
});
this.socket.on("terminated",()=>{
this.emit("terminated");
});
this.socket.on("error",(err)=>{
this.emit("error", err);
});
}
clearMobileCount(){
this.sendingMobileCount = 0;
setTimeout(()=>{
this.clearMobileCount();
}, 1100);
}
sendGroup(mobileList:string[],content):Promise<any>{
if (!this.socket.isReady) return Promise.reject(new Error("socket is not Ready"));
if ((this.sendingMobileCount + mobileList.length) > this.config.mobilesPerSecond){
return Promise.reject(new Error(`cmpp exceed max mobilesPerSecond[${this.config.mobilesPerSecond}], please retry later`));
}
this.sendingMobileCount += mobileList.length;
var body = this.buildSubmitBody();
var destBuffer = new Buffer(mobileList.length * 32);
destBuffer.fill(0);
mobileList.forEach((mobile,index)=>{
destBuffer.write(mobile, index * 32, 32, "ascii");
});
body.DestUsr_tl = mobileList.length;
body.Dest_terminal_Id = destBuffer;
if(content.length > this.contentLimit){
return this.sendLongSms(body, content);
}
var buf = new Buffer(content, "gbk");
body.Msg_Length=buf.length;
body.Msg_Content=buf;
return this.socket.send(cmdCfg.Commands.CMPP_SUBMIT, body);
}
private sendLongSms(body:Body, content):Promise<any>{
var buf = new Buffer(content,"utf16");
var bufSliceCount = this.longSmsBufLimit - 8;
var splitCount = Math.ceil(buf.length / bufSliceCount);
var tp_udhiHead_buf = new Buffer(7);
tp_udhiHead_buf[0] = 6;
tp_udhiHead_buf[1] = 8;
tp_udhiHead_buf[2] = 4;
tp_udhiHead_buf[3] = _.random(127);
tp_udhiHead_buf[4] = _.random(127);
tp_udhiHead_buf[5] = splitCount;
var promiseList = [];
_.times(splitCount,(idx)=>{
tp_udhiHead_buf[6] = idx + 1;
body.TP_udhi = 1;
body.Msg_Fmt = 8;
body.Pk_total = splitCount;
body.Pk_number = idx + 1;
body.Msg_Content = Buffer.concat([tp_udhiHead_buf, buf.slice(bufSliceCount*idx,bufSliceCount*(idx+1))]);
body.Msg_Length = body.Msg_Content["length"];
promiseList.push(this.socket.send(cmdCfg.Commands.CMPP_SUBMIT, body));
});
return Promise.all(promiseList);
}
send(mobile,content):Promise<any>{
return this.sendGroup([mobile],content);
}
buildSubmitBody(){
return <Body>{
Pk_total:1,
Pk_number:1,
Registered_Delivery:1,
Msg_level:1,
Service_Id:this.config.serviceId,
Fee_UserType:2,
Fee_terminal_Id:"",
Fee_terminal_type:1,
TP_pId:0,
TP_udhi:0,
Msg_Fmt:15,
Msg_src:this.spId,
FeeType:"03",
FeeCode:this.config.feeCode,
ValId_Time:"",
At_Time:"",
Src_Id:this.config.srcId,
DestUsr_tl:1,
Dest_terminal_Id:"",
Dest_terminal_type:0,
Msg_Length:0,
Msg_Content:"",
LinkID:""
}
}
disconnect(){
if(!this.socket.isReady) return Promise.resolve();
return this.socket.disconnect();
}
getAuthenticatorSource(spId,secret){
var buffer = new Buffer(31);
buffer.fill(0);
buffer.write(spId,0,6,"ascii");
buffer.write(secret,15,21,"ascii");
buffer.write(this.getTimestamp(),21,10,"ascii");
md5.update(buffer);
return md5.digest();
}
getTimestamp(){
return moment().format("MMDDHHmmss");
}
}
interface Header{
Total_Length?:number;Command_Id:number;Sequence_Id?:number
}
interface Body{
Status?:number;
Result?:number;
Source_Addr?:string;
AuthenticatorSource?:Buffer;
AuthenticatorSSP?:Buffer;
Msg_Id?:Buffer;
Pk_total?:number;
Pk_number?:number;
Registered_Delivery?:number;
Msg_level?:number;
Service_Id?:string;
Fee_UserType?:number;
Fee_terminal_Id?:string;
Fee_terminal_type?:number;
TP_pId?:number;
TP_udhi?:number;
Msg_Fmt?:number;
Msg_src?:string;
FeeType?:string;
FeeCode?:string;
ValId_Time?:string;
At_Time?:string;
Src_Id?:string;
DestUsr_tl?:number;
Dest_terminal_Id?:string|Buffer;
Dest_terminal_type?:number;
Msg_Length?:number;
Msg_Content?:{
Msg_Id:Buffer;
Stat:string;
Submit_time:string;
Done_time:string;
Dest_terminal_Id:string;
SMSC_sequence:number;
}|Buffer|string;
LinkID?:string;
Dest_Id?:string;
Src_terminal_Id?:string;
Src_terminal_type?:number;
Version?:number;
Timestamp?:number;
_length?:number;
}
var ReportStat = {
DELIVERED:"DELIVRD",
EXPIRED:"EXPIRED",
DELETED:"DELETED",
UNDELIVERABLE:"UNDELIV",
ACCEPTED:"ACCEPTD",
UNKONWN:"UNKNOWN",
REJECTED:"REJECTD"
};
export = Client;