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backends/networking/sdl_net/localwebserver.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef BACKENDS_NETWORKING_SDL_NET_LOCALWEBSERVER_H
+#define BACKENDS_NETWORKING_SDL_NET_LOCALWEBSERVER_H
+
+#include "backends/networking/sdl_net/client.h"
+#include "backends/networking/sdl_net/handlers/basehandler.h"
+#include "backends/networking/sdl_net/handlers/createdirectoryhandler.h"
+#include "backends/networking/sdl_net/handlers/downloadfilehandler.h"
+#include "backends/networking/sdl_net/handlers/filesajaxpagehandler.h"
+#include "backends/networking/sdl_net/handlers/filespagehandler.h"
+#include "backends/networking/sdl_net/handlers/indexpagehandler.h"
+#include "backends/networking/sdl_net/handlers/listajaxhandler.h"
+#include "backends/networking/sdl_net/handlers/resourcehandler.h"
+#include "backends/networking/sdl_net/handlers/uploadfilehandler.h"
+#include "common/hash-str.h"
+#include "common/mutex.h"
+#include "common/singleton.h"
+#include "common/scummsys.h"
+
+#ifdef USE_CLOUD
+#include "backends/networking/sdl_net/handlers/connectcloudhandler.h"
+#endif // USE_CLOUD
+
+namespace Common {
+class SeekableReadStream;
+}
+
+typedef struct _SDLNet_SocketSet *SDLNet_SocketSet;
+typedef struct _TCPsocket *TCPsocket;
+
+namespace Networking {
+
+#define NETWORKING_LOCALWEBSERVER_ENABLE_PORT_OVERRIDE
+
+class LocalWebserver : public Common::Singleton<LocalWebserver> {
+	static const uint32 FRAMES_PER_SECOND = 20;
+	static const uint32 TIMER_INTERVAL = 1000000 / FRAMES_PER_SECOND;
+	static const uint32 MAX_CONNECTIONS = 10;
+
+	friend void localWebserverTimer(void *); //calls handle()
+
+	SDLNet_SocketSet _set;
+	TCPsocket _serverSocket;
+	Client _client[MAX_CONNECTIONS];
+	uint32 _clients;
+	bool _timerStarted, _stopOnIdle, _minimalMode;
+	Common::HashMap<Common::String, BaseHandler*> _pathHandlers;
+	BaseHandler *_defaultHandler;
+	IndexPageHandler _indexPageHandler;
+	FilesPageHandler _filesPageHandler;
+	CreateDirectoryHandler _createDirectoryHandler;
+	DownloadFileHandler _downloadFileHandler;
+	UploadFileHandler _uploadFileHandler;
+	ListAjaxHandler _listAjaxHandler;
+	FilesAjaxPageHandler _filesAjaxPageHandler;
+#ifdef USE_CLOUD
+	ConnectCloudHandler _connectCloudHandler;
+#endif // USE_CLOUD
+	ResourceHandler _resourceHandler;
+	uint32 _idlingFrames;
+	Common::Mutex _handleMutex;
+	Common::String _address;
+	uint32 _serverPort;
+
+	void startTimer(int interval = TIMER_INTERVAL);
+	void stopTimer();
+	void handle();
+	void handleClient(uint32 i);
+	void acceptClient();
+	void resolveAddress(void *ipAddress);
+	void addPathHandler(const Common::String &path, BaseHandler *handler);
+
+public:
+	static const uint32 DEFAULT_SERVER_PORT = 12345;
+
+	LocalWebserver();
+	~LocalWebserver() override;
+
+	void start(bool useMinimalMode = false);
+	void stop();
+	void stopOnIdle();
+
+	Common::String getAddress();
+	IndexPageHandler &indexPageHandler();
+	bool isRunning();
+	static uint32 getPort();
+
+#ifdef USE_CLOUD
+	void setStorageConnectionCallback(Networking::ErrorCallback cb) { _connectCloudHandler.setStorageConnectionCallback(cb); }
+#endif // USE_CLOUD
+
+	static void setClientGetHandler(Client &client, const Common::String &response, long code = 200, const char *mimeType = nullptr);
+	static void setClientGetHandler(Client &client, Common::SeekableReadStream *responseStream, long code = 200, const char *mimeType = nullptr);
+	static void setClientRedirectHandler(Client &client, const Common::String &response, const Common::String &location, const char *mimeType = nullptr);
+	static void setClientRedirectHandler(Client &client, Common::SeekableReadStream *responseStream, const Common::String &location, const char *mimeType = nullptr);
+	static Common::String urlDecode(const Common::String &value);
+	static Common::String urlEncodeQueryParameterValue(const Common::String &value);
+};
+
+/** Shortcut for accessing the local webserver. */
+#define LocalServer     Networking::LocalWebserver::instance()
+
+} // End of namespace Networking
+
+#endif