初步提交2.0版本，支持虚拟主机

src/Common/MediaSource.h

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+/*
+ * MIT License
+ *
+ * Copyright (c) 2016 xiongziliang <771730766@qq.com>
+ *
+ * This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+
+#ifndef ZLMEDIAKIT_MEDIASOURCE_H
+#define ZLMEDIAKIT_MEDIASOURCE_H
+
+#include <mutex>
+#include <string>
+#include <memory>
+#include <functional>
+#include <unordered_map>
+#include "Common/config.h"
+#include "Util/logger.h"
+#include "Util/TimeTicker.h"
+#include "Util/NoticeCenter.h"
+#include "Rtsp/Rtsp.h"
+#include <arpa/inet.h>
+
+
+using namespace std;
+using namespace Config;
+using namespace ZL::Util;
+
+namespace ZL {
+namespace Media {
+
+class MediaSourceEvent
+{
+public:
+    MediaSourceEvent(){};
+    virtual ~MediaSourceEvent(){};
+public:
+    virtual bool seekTo(uint32_t ui32Stamp){
+        return false;
+    }
+    virtual uint32_t getStamp() {
+        return 0;
+    }
+};
+class MediaInfo
+{
+public:
+    MediaInfo(){}
+    MediaInfo(const string &url){
+        parse(url);
+    }
+    ~MediaInfo(){}
+
+    void parse(const string &url);
+
+    string &operator[](const string &key){
+        return m_params[key];
+    }
+public:
+    string m_schema;
+    string m_host;
+    string m_port;
+    string m_vhost;
+    string m_app;
+    string m_streamid;
+    StrCaseMap m_params;
+};
+
+
+class MediaSource: public enable_shared_from_this<MediaSource> {
+public:
+    typedef std::shared_ptr<MediaSource> Ptr;
+    typedef unordered_map<string, weak_ptr<MediaSource> > StreamMap;
+    typedef unordered_map<string, StreamMap > AppStreamMap;
+    typedef unordered_map<string, AppStreamMap > VhostAppStreamMap;
+    typedef unordered_map<string, VhostAppStreamMap > SchemaVhostAppStreamMap;
+
+    MediaSource(const string &strSchema,
+                const string &strVhost,
+                const string &strApp,
+                const string &strId) :
+            m_strSchema(strSchema),
+            m_strApp(strApp),
+            m_strId(strId) {
+        if(strVhost.empty()){
+            m_strVhost = DEFAULT_VHOST;
+        }else{
+            m_strVhost = strVhost;
+        }
+    }
+    virtual ~MediaSource() {
+        unregist();
+    }
+
+    virtual bool regist() ;
+    virtual bool unregist() ;
+
+    static Ptr find(const string &schema,
+                    const string &vhost,
+                    const string &app,
+                    const string &id,
+                    bool bMake = true) ;
+
+    const string& getSchema() const {
+        return m_strSchema;
+    }
+    const string& getVhost() const {
+        return m_strVhost;
+    }
+    const string& getApp() const {
+        //获取该源的id
+        return m_strApp;
+    }
+    const string& getId() const {
+        return m_strId;
+    }
+
+    bool seekTo(uint32_t ui32Stamp) {
+        auto listener = m_listener.lock();
+        if(!listener){
+            return false;
+        }
+        return listener->seekTo(ui32Stamp);
+    }
+
+    uint32_t getStamp() {
+        auto listener = m_listener.lock();
+        if(!listener){
+            return 0;
+        }
+        return listener->getStamp();
+    }
+    void setListener(const std::weak_ptr<MediaSourceEvent> &listener){
+        m_listener = listener;
+    }
+private:
+        template <typename FUN>
+        static bool searchMedia(const string &schema,
+                                const string &vhost,
+                                const string &app,
+                                const string &id,
+                                FUN &&fun){
+        auto it0 = g_mapMediaSrc.find(schema);
+        if (it0 == g_mapMediaSrc.end()) {
+            //未找到协议
+            return false;
+        }
+        auto it1 = it0->second.find(vhost);
+        if(it1 == it0->second.end()){
+            //未找到vhost
+            return false;
+        }
+        auto it2 = it1->second.find(app);
+        if(it2 == it1->second.end()){
+            //未找到app
+            return false;
+        }
+        auto it3 = it2->second.find(id);
+        if(it3 == it2->second.end()){
+            //未找到streamId
+            return false;
+        }
+        return fun(it0,it1,it2,it3);
+    }
+    template <typename IT0,typename IT1,typename IT2>
+    static void eraseIfEmpty(IT0 it0,IT1 it1,IT2 it2){
+        if(it2->second.empty()){
+            it1->second.erase(it2);
+            if(it1->second.empty()){
+                it0->second.erase(it1);
+                if(it0->second.empty()){
+                    g_mapMediaSrc.erase(it0);
+                }
+            }
+        }
+    };
+    void unregisted();
+protected:
+    std::weak_ptr<MediaSourceEvent> m_listener;
+private:
+    string m_strSchema;//协议类型
+    string m_strVhost; //vhost
+    string m_strApp; //媒体app
+    string m_strId; //媒体id
+    static SchemaVhostAppStreamMap g_mapMediaSrc; //静态的媒体源表
+    static recursive_mutex g_mtxMediaSrc; //访问静态的媒体源表的互斥锁
+};
+
+} /* namespace Media */
+} /* namespace ZL */
+
+
+#endif //ZLMEDIAKIT_MEDIASOURCE_H