99 lines
3.1 KiB
C++
99 lines
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#ifndef INCLUDED_LOOLSESSION_HPP
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#define INCLUDED_LOOLSESSION_HPP
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#include <unistd.h>
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#define LOK_USE_UNSTABLE_API
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#include <LibreOfficeKit/LibreOfficeKit.h>
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#include <LibreOfficeKit/LibreOfficeKitEnums.h>
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#include <Poco/Net/WebSocket.h>
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#include <Poco/Buffer.h>
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#include <Poco/StringTokenizer.h>
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#include <Poco/Types.h>
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#include "TileCache.hpp"
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class LOOLSession
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{
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public:
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LOOLSession(Poco::Net::WebSocket& ws, LibreOfficeKit *loKit = nullptr);
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~LOOLSession();
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bool handleInput(char *buffer, int length);
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bool haveSeparateProcess() const;
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bool toChildProcess() const;
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void sendTextFrame(std::string text);
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void sendBinaryFrame(const char *buffer, int length);
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private:
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bool loadDocument(const char *buffer, int length, Poco::StringTokenizer& tokens);
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bool getStatus(const char *buffer, int length);
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void sendTile(const char *buffer, int length, Poco::StringTokenizer& tokens);
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bool keyEvent(const char *buffer, int length, Poco::StringTokenizer& tokens);
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bool mouseEvent(const char *buffer, int length, Poco::StringTokenizer& tokens);
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bool unoCommand(const char *buffer, int length, Poco::StringTokenizer& tokens);
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bool selectText(const char *buffer, int length, Poco::StringTokenizer& tokens);
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bool selectGraphic(const char *buffer, int length, Poco::StringTokenizer& tokens);
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bool resetSelection(const char *buffer, int length, Poco::StringTokenizer& tokens);
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void forkOff();
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void forwardRequest(const char *buffer, int length);
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std::string _docURL;
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bool isChildProcess() const;
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// Fields common to parent and child:
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// In the parent process, the websocket to the LOOL client or the
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// child process. In a child process, the websocket to the
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// parent.
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Poco::Net::WebSocket& _ws;
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std::unique_ptr<TileCache> _tileCache;
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// Whether this session is to a LOOL client or to a child process
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bool _toChildProcess;
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// Parent only:
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// In sessions to LOOL clients only:
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// This points to the other websocket to the child process handling the
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// document in question, if any. (If haveSeparateProcess() is true
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// and the child process has started and completed its handshake
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// with the parent process). In the session to the child process,
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// this points to the websocket to the LOOL client.
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Poco::Net::WebSocket *_peerWs;
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// The id of the child process
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Poco::UInt64 _childId;
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// Buffer for requests to be forwarded to the child process once
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// it has completed its handshake.
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std::vector<Poco::Buffer<char>*> _backLog;
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// Map from child ids to the corresponding client session
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static std::map<Poco::UInt64, LOOLSession*> _childToClient;
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// Child only:
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LibreOfficeKit *_loKit;
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LibreOfficeKitDocument *_loKitDocument;
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};
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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