panlinlin
2021-02-25 0f58218badea86a5209ae7f1ccd60b7cb4b26eee
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package com.genersoft.iot.vmp.gb28181.transmit.cmd;
 
import java.text.ParseException;
import java.util.ArrayList;
import java.util.UUID;
 
import javax.sip.InvalidArgumentException;
import javax.sip.PeerUnavailableException;
import javax.sip.SipFactory;
import javax.sip.SipProvider;
import javax.sip.address.Address;
import javax.sip.address.SipURI;
import javax.sip.header.*;
import javax.sip.message.Request;
import javax.validation.constraints.NotNull;
 
import com.genersoft.iot.vmp.gb28181.bean.ParentPlatform;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Component;
 
import com.genersoft.iot.vmp.conf.SipConfig;
import com.genersoft.iot.vmp.gb28181.bean.Device;
import com.genersoft.iot.vmp.gb28181.bean.Host;
import org.springframework.util.DigestUtils;
 
/**
 * @Description:摄像头命令request创造器 TODO 冗余代码太多待优化
 * @author: swwheihei
 * @date: 2020年5月6日 上午9:29:02
 */
@Component
public class SIPRequestHeaderProvider {
 
    @Autowired
    private SipConfig sipConfig;
    
    @Autowired
    private SipFactory sipFactory;
    
    @Autowired
    @Qualifier(value="tcpSipProvider")
    private SipProvider tcpSipProvider;
    
    @Autowired
    @Qualifier(value="udpSipProvider")
    private SipProvider udpSipProvider;
    
    public Request createMessageRequest(Device device, String content, String viaTag, String fromTag, String toTag) throws ParseException, InvalidArgumentException, PeerUnavailableException {
        Request request = null;
        // sipuri
        SipURI requestURI = sipFactory.createAddressFactory().createSipURI(device.getDeviceId(), device.getHostAddress());
        // via
        ArrayList<ViaHeader> viaHeaders = new ArrayList<ViaHeader>();
        ViaHeader viaHeader = sipFactory.createHeaderFactory().createViaHeader(sipConfig.getSipIp(), sipConfig.getSipPort(),
                device.getTransport(), viaTag);
        viaHeader.setRPort();
        viaHeaders.add(viaHeader);
        // from
        SipURI fromSipURI = sipFactory.createAddressFactory().createSipURI(sipConfig.getSipId(),
                sipConfig.getSipIp() + ":" + sipConfig.getSipPort());
        Address fromAddress = sipFactory.createAddressFactory().createAddress(fromSipURI);
        FromHeader fromHeader = sipFactory.createHeaderFactory().createFromHeader(fromAddress, fromTag);
        // to
        SipURI toSipURI = sipFactory.createAddressFactory().createSipURI(device.getDeviceId(), sipConfig.getSipDomain());
        Address toAddress = sipFactory.createAddressFactory().createAddress(toSipURI);
        ToHeader toHeader = sipFactory.createHeaderFactory().createToHeader(toAddress, toTag);
        // callid
        CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
                : udpSipProvider.getNewCallId();
        // Forwards
        MaxForwardsHeader maxForwards = sipFactory.createHeaderFactory().createMaxForwardsHeader(70);
        // ceq
        CSeqHeader cSeqHeader = sipFactory.createHeaderFactory().createCSeqHeader(1L, Request.MESSAGE);
 
        request = sipFactory.createMessageFactory().createRequest(requestURI, Request.MESSAGE, callIdHeader, cSeqHeader, fromHeader,
                toHeader, viaHeaders, maxForwards);
        ContentTypeHeader contentTypeHeader = sipFactory.createHeaderFactory().createContentTypeHeader("APPLICATION", "MANSCDP+xml");
        request.setContent(content, contentTypeHeader);
        return request;
    }
    
    public Request createInviteRequest(Device device, String channelId, String content, String viaTag, String fromTag, String toTag, String ssrc) throws ParseException, InvalidArgumentException, PeerUnavailableException {
        Request request = null;
        //请求行
        SipURI requestLine = sipFactory.createAddressFactory().createSipURI(channelId, device.getHostAddress());
        //via
        ArrayList<ViaHeader> viaHeaders = new ArrayList<ViaHeader>();
        ViaHeader viaHeader = sipFactory.createHeaderFactory().createViaHeader(device.getIp(), device.getPort(), device.getTransport(), viaTag);
        viaHeader.setRPort();
        viaHeaders.add(viaHeader);
 
        //from
        SipURI fromSipURI = sipFactory.createAddressFactory().createSipURI(sipConfig.getSipId(),sipConfig.getSipDomain());
        Address fromAddress = sipFactory.createAddressFactory().createAddress(fromSipURI);
        FromHeader fromHeader = sipFactory.createHeaderFactory().createFromHeader(fromAddress, fromTag); //必须要有标记,否则无法创建会话,无法回应ack
        //to
        SipURI toSipURI = sipFactory.createAddressFactory().createSipURI(channelId,sipConfig.getSipDomain()); 
        Address toAddress = sipFactory.createAddressFactory().createAddress(toSipURI);
        ToHeader toHeader = sipFactory.createHeaderFactory().createToHeader(toAddress,null);
 
        //callid
        CallIdHeader callIdHeader = null;
        if(device.getTransport().equals("TCP")) {
            callIdHeader = tcpSipProvider.getNewCallId();
        }
        if(device.getTransport().equals("UDP")) {
            callIdHeader = udpSipProvider.getNewCallId();
        }
        
        //Forwards
        MaxForwardsHeader maxForwards = sipFactory.createHeaderFactory().createMaxForwardsHeader(70);
        
        //ceq
        CSeqHeader cSeqHeader = sipFactory.createHeaderFactory().createCSeqHeader(1L, Request.INVITE);
        request = sipFactory.createMessageFactory().createRequest(requestLine, Request.INVITE, callIdHeader, cSeqHeader,fromHeader, toHeader, viaHeaders, maxForwards);
        
        Address concatAddress = sipFactory.createAddressFactory().createAddress(sipFactory.createAddressFactory().createSipURI(sipConfig.getSipId(), sipConfig.getSipIp()+":"+sipConfig.getSipPort()));
        // Address concatAddress = sipFactory.createAddressFactory().createAddress(sipFactory.createAddressFactory().createSipURI(sipConfig.getSipId(), device.getHost().getIp()+":"+device.getHost().getPort()));
        request.addHeader(sipFactory.createHeaderFactory().createContactHeader(concatAddress));
        // Subject
        SubjectHeader subjectHeader = sipFactory.createHeaderFactory().createSubjectHeader(String.format("%s:%s,%s:%s", channelId, ssrc, sipConfig.getSipId(), 0));
        request.addHeader(subjectHeader);
        ContentTypeHeader contentTypeHeader = sipFactory.createHeaderFactory().createContentTypeHeader("APPLICATION", "SDP");
        request.setContent(content, contentTypeHeader);
        return request;
    }
    
    public Request createPlaybackInviteRequest(Device device, String channelId, String content, String viaTag, String fromTag, String toTag) throws ParseException, InvalidArgumentException, PeerUnavailableException {
        Request request = null;
        //请求行
        SipURI requestLine = sipFactory.createAddressFactory().createSipURI(device.getDeviceId(), device.getHostAddress());
        // via
        ArrayList<ViaHeader> viaHeaders = new ArrayList<ViaHeader>();
        ViaHeader viaHeader = sipFactory.createHeaderFactory().createViaHeader(device.getIp(), device.getPort(), device.getTransport(), viaTag);
        viaHeader.setRPort();
        viaHeaders.add(viaHeader);
        //from
        SipURI fromSipURI = sipFactory.createAddressFactory().createSipURI(sipConfig.getSipId(),sipConfig.getSipDomain());
        Address fromAddress = sipFactory.createAddressFactory().createAddress(fromSipURI);
        FromHeader fromHeader = sipFactory.createHeaderFactory().createFromHeader(fromAddress, fromTag); //必须要有标记,否则无法创建会话,无法回应ack
        //to
        SipURI toSipURI = sipFactory.createAddressFactory().createSipURI(channelId,sipConfig.getSipDomain()); 
        Address toAddress = sipFactory.createAddressFactory().createAddress(toSipURI);
        ToHeader toHeader = sipFactory.createHeaderFactory().createToHeader(toAddress,null);
 
        //callid
        CallIdHeader callIdHeader = null;
        if(device.getTransport().equals("TCP")) {
            callIdHeader = tcpSipProvider.getNewCallId();
        }
        if(device.getTransport().equals("UDP")) {
            callIdHeader = udpSipProvider.getNewCallId();
        }
        
        //Forwards
        MaxForwardsHeader maxForwards = sipFactory.createHeaderFactory().createMaxForwardsHeader(70);
        
        //ceq
        CSeqHeader cSeqHeader = sipFactory.createHeaderFactory().createCSeqHeader(1L, Request.INVITE);
        request = sipFactory.createMessageFactory().createRequest(requestLine, Request.INVITE, callIdHeader, cSeqHeader,fromHeader, toHeader, viaHeaders, maxForwards);
        
        Address concatAddress = sipFactory.createAddressFactory().createAddress(sipFactory.createAddressFactory().createSipURI(sipConfig.getSipId(), sipConfig.getSipIp()+":"+sipConfig.getSipPort()));
        // Address concatAddress = sipFactory.createAddressFactory().createAddress(sipFactory.createAddressFactory().createSipURI(sipConfig.getSipId(), device.getHost().getIp()+":"+device.getHost().getPort()));
        request.addHeader(sipFactory.createHeaderFactory().createContactHeader(concatAddress));
        
        ContentTypeHeader contentTypeHeader = sipFactory.createHeaderFactory().createContentTypeHeader("APPLICATION", "SDP");
        request.setContent(content, contentTypeHeader);
        return request;
    }
 
    public Request createSubscribeRequest(Device device, String content, String viaTag, String fromTag, String toTag, Integer expires, String event) throws ParseException, InvalidArgumentException, PeerUnavailableException {
        Request request = null;
        // sipuri
        SipURI requestURI = sipFactory.createAddressFactory().createSipURI(device.getDeviceId(), device.getHostAddress());
        // via
        ArrayList<ViaHeader> viaHeaders = new ArrayList<ViaHeader>();
        ViaHeader viaHeader = sipFactory.createHeaderFactory().createViaHeader(sipConfig.getSipIp(), sipConfig.getSipPort(),
                device.getTransport(), viaTag);
        viaHeader.setRPort();
        viaHeaders.add(viaHeader);
        // from
        SipURI fromSipURI = sipFactory.createAddressFactory().createSipURI(sipConfig.getSipId(),
                sipConfig.getSipIp() + ":" + sipConfig.getSipPort());
        Address fromAddress = sipFactory.createAddressFactory().createAddress(fromSipURI);
        FromHeader fromHeader = sipFactory.createHeaderFactory().createFromHeader(fromAddress, fromTag);
        // to
        SipURI toSipURI = sipFactory.createAddressFactory().createSipURI(device.getDeviceId(), sipConfig.getSipDomain());
        Address toAddress = sipFactory.createAddressFactory().createAddress(toSipURI);
        ToHeader toHeader = sipFactory.createHeaderFactory().createToHeader(toAddress, toTag);
        // callid
        CallIdHeader callIdHeader = device.getTransport().equals("TCP") ? tcpSipProvider.getNewCallId()
                : udpSipProvider.getNewCallId();
        // Forwards
        MaxForwardsHeader maxForwards = sipFactory.createHeaderFactory().createMaxForwardsHeader(70);
        // ceq
        CSeqHeader cSeqHeader = sipFactory.createHeaderFactory().createCSeqHeader(1L, Request.SUBSCRIBE);
 
        request = sipFactory.createMessageFactory().createRequest(requestURI, Request.SUBSCRIBE, callIdHeader, cSeqHeader, fromHeader,
                toHeader, viaHeaders, maxForwards);
 
 
        Address concatAddress = sipFactory.createAddressFactory().createAddress(sipFactory.createAddressFactory().createSipURI(sipConfig.getSipId(), sipConfig.getSipIp()+":"+sipConfig.getSipPort()));
        request.addHeader(sipFactory.createHeaderFactory().createContactHeader(concatAddress));
 
        // Expires
        ExpiresHeader expireHeader = sipFactory.createHeaderFactory().createExpiresHeader(expires);
        request.addHeader(expireHeader);
 
        // Event
        EventHeader eventHeader = sipFactory.createHeaderFactory().createEventHeader(event);
        request.addHeader(eventHeader);
 
        ContentTypeHeader contentTypeHeader = sipFactory.createHeaderFactory().createContentTypeHeader("APPLICATION", "MANSCDP+xml");
        request.setContent(content, contentTypeHeader);
        return request;
    }
}