for #442, add publish connection in stream.publish api

@@ -2066,7 +2066,7 @@ int SrsSource::on_publish()
         return ret;
     }
     SrsStatistic* stat = SrsStatistic::instance();
-    stat->on_stream_publish(_req);
+    stat->on_stream_publish(_req, _source_id);
     return ret;
 }
 

@@ -91,7 +91,8 @@ SrsStatisticStream::SrsStatisticStream()
 {
     id = srs_generate_id();
     vhost = NULL;
-    status = STATISTIC_STREAM_STATUS_IDLING;
+    active = false;
+    connection_cid = -1;
     
     has_video = false;
     vcodec = SrsCodecVideoReserved;
@@ -124,6 +125,7 @@ int SrsStatisticStream::dumps(stringstream& ss)
             << SRS_JFIELD_STR("name", stream) << SRS_JFIELD_CONT
             << SRS_JFIELD_ORG("vhost", vhost->id) << SRS_JFIELD_CONT
             << SRS_JFIELD_STR("app", app) << SRS_JFIELD_CONT
+            << SRS_JFIELD_ORG("live_ms", srs_get_system_time_ms()) << SRS_JFIELD_CONT
             << SRS_JFIELD_ORG("clients", nb_clients) << SRS_JFIELD_CONT
             << SRS_JFIELD_ORG("send_bytes", kbps->get_send_bytes()) << SRS_JFIELD_CONT
             << SRS_JFIELD_ORG("recv_bytes", kbps->get_recv_bytes()) << SRS_JFIELD_CONT
@@ -131,8 +133,10 @@ int SrsStatisticStream::dumps(stringstream& ss)
                 << SRS_JFIELD_ORG("recv_30s", kbps->get_recv_kbps_30s()) << SRS_JFIELD_CONT
                 << SRS_JFIELD_ORG("send_30s", kbps->get_send_kbps_30s())
             << SRS_JOBJECT_END << SRS_JFIELD_CONT
-            << SRS_JFIELD_ORG("live_ms", srs_get_system_time_ms()) << SRS_JFIELD_CONT
-            << SRS_JFIELD_STR("status", status) << SRS_JFIELD_CONT;
+            << SRS_JFIELD_OBJ("publish")
+                << SRS_JFIELD_BOOL("active", active) << SRS_JFIELD_CONT
+                << SRS_JFIELD_ORG("cid", connection_cid)
+            << SRS_JOBJECT_END << SRS_JFIELD_CONT;
     
     if (!has_video) {
         ss  << SRS_JFIELD_NULL("video") << SRS_JFIELD_CONT;
@@ -161,16 +165,17 @@ int SrsStatisticStream::dumps(stringstream& ss)
     return ret;
 }
 
-void SrsStatisticStream::publish()
+void SrsStatisticStream::publish(int cid)
 {
-    status = STATISTIC_STREAM_STATUS_PUBLISHING;
+    connection_cid = cid;
+    active = true;
 }
 
 void SrsStatisticStream::close()
 {
     has_video = false;
     has_audio = false;
-    status = STATISTIC_STREAM_STATUS_IDLING;
+    active = false;
 }
 
 SrsStatisticClient::SrsStatisticClient()
@@ -301,12 +306,12 @@ int SrsStatistic::on_audio_info(SrsRequest* req,
     return ret;
 }
 
-void SrsStatistic::on_stream_publish(SrsRequest* req)
+void SrsStatistic::on_stream_publish(SrsRequest* req, int cid)
 {
     SrsStatisticVhost* vhost = create_vhost(req);
     SrsStatisticStream* stream = create_stream(vhost, req);
 
-    stream->publish();
+    stream->publish(cid);
 }
 
 void SrsStatistic::on_stream_close(SrsRequest* req)

@@ -35,9 +35,6 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 #include <srs_kernel_codec.hpp>
 
-#define STATISTIC_STREAM_STATUS_PUBLISHING    "publishing"
-#define STATISTIC_STREAM_STATUS_IDLING        "idling"
-
 class SrsKbps;
 class SrsRequest;
 class SrsConnection;
@@ -68,7 +65,8 @@ public:
     std::string app;
     std::string stream;
     std::string url;
-    std::string status;
+    bool active;
+    int connection_cid;
     int nb_clients;
 public:
     /**
@@ -103,7 +101,7 @@ public:
     /**
     * publish the stream.
     */
-    virtual void publish();
+    virtual void publish(int cid);
     /**
     * close the stream.
     */
@@ -169,9 +167,11 @@ public:
         SrsAacObjectType aac_object
     );
     /**
-    * when publish stream.
-    */
-    virtual void on_stream_publish(SrsRequest* req);
+     * when publish stream.
+     * @param req the request object of publish connection.
+     * @param cid the cid of publish connection.
+     */
+    virtual void on_stream_publish(SrsRequest* req, int cid);
     /**
     * when close stream.
     */