1273 lines
40 KiB
C++
1273 lines
40 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
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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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#include <iostream>
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#include <Poco/Exception.h>
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#include <Poco/JSON/Object.h>
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#include <Poco/JSON/Parser.h>
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#include <Poco/Net/WebSocket.h>
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#include <Poco/Notification.h>
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#include <Poco/NotificationQueue.h>
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#include <Poco/Path.h>
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#include <Poco/String.h>
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#include <Poco/StringTokenizer.h>
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#include <Poco/URI.h>
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#include "ChildProcessSession.hpp"
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#include "Common.hpp"
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#include "LOKitHelper.hpp"
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#include "LOOLProtocol.hpp"
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#include "Rectangle.hpp"
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#include "Util.hpp"
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using namespace LOOLProtocol;
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using Poco::AutoPtr;
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using Poco::Exception;
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using Poco::JSON::Object;
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using Poco::JSON::Parser;
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using Poco::Net::WebSocket;
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using Poco::Notification;
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using Poco::NotificationQueue;
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using Poco::Path;
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using Poco::Runnable;
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using Poco::StringTokenizer;
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using Poco::Timestamp;
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using Poco::URI;
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int ClientPortNumber = DEFAULT_CLIENT_PORT_NUMBER;
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class CallbackNotification: public Notification
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{
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public:
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typedef AutoPtr<CallbackNotification> Ptr;
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CallbackNotification(const int nType, const std::string& rPayload)
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: _nType(nType),
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_aPayload(rPayload)
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{
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}
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const int _nType;
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const std::string _aPayload;
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};
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/// This thread handles callbacks from the lokit instance.
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class CallbackWorker: public Runnable
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{
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public:
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CallbackWorker(NotificationQueue& queue, ChildProcessSession& session):
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_queue(queue),
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_session(session),
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_stop(false)
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{
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}
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void callback(const int nType, const std::string& rPayload)
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{
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auto lock = _session.getLock();
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Log::trace() << "CallbackWorker::callback [" << _session.getViewId() << "] "
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<< LOKitHelper::kitCallbackTypeToString(nType)
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<< " [" << rPayload << "]." << Log::end;
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if (_session.isDisconnected())
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{
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Log::trace("Skipping callback on disconnected session " + _session.getName());
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return;
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}
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else if (_session.isInactive())
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{
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Log::trace("Skipping callback on inactive session " + _session.getName());
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return;
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}
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switch (nType)
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{
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case LOK_CALLBACK_INVALIDATE_TILES:
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{
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int curPart = _session.getLoKitDocument()->pClass->getPart(_session.getLoKitDocument());
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_session.sendTextFrame("curpart: part=" + std::to_string(curPart));
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if (_session.getDocType() == "text")
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{
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curPart = 0;
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}
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StringTokenizer tokens(rPayload, " ", StringTokenizer::TOK_IGNORE_EMPTY | StringTokenizer::TOK_TRIM);
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if (tokens.count() == 4)
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{
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int x, y, width, height;
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try
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{
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x = std::stoi(tokens[0]);
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y = std::stoi(tokens[1]);
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width = std::stoi(tokens[2]);
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height = std::stoi(tokens[3]);
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}
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catch (const std::out_of_range&)
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{
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// something went wrong, invalidate everything
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Log::warn("Ignoring integer values out of range: " + rPayload);
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x = 0;
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y = 0;
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width = INT_MAX;
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height = INT_MAX;
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}
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_session.sendTextFrame("invalidatetiles:"
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" part=" + std::to_string(curPart) +
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" x=" + std::to_string(x) +
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" y=" + std::to_string(y) +
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" width=" + std::to_string(width) +
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" height=" + std::to_string(height));
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}
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else
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{
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_session.sendTextFrame("invalidatetiles: " + rPayload);
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}
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}
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break;
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case LOK_CALLBACK_INVALIDATE_VISIBLE_CURSOR:
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_session.sendTextFrame("invalidatecursor: " + rPayload);
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break;
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case LOK_CALLBACK_TEXT_SELECTION:
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_session.sendTextFrame("textselection: " + rPayload);
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break;
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case LOK_CALLBACK_TEXT_SELECTION_START:
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_session.sendTextFrame("textselectionstart: " + rPayload);
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break;
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case LOK_CALLBACK_TEXT_SELECTION_END:
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_session.sendTextFrame("textselectionend: " + rPayload);
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break;
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case LOK_CALLBACK_CURSOR_VISIBLE:
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_session.sendTextFrame("cursorvisible: " + rPayload);
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break;
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case LOK_CALLBACK_GRAPHIC_SELECTION:
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_session.sendTextFrame("graphicselection: " + rPayload);
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break;
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case LOK_CALLBACK_CELL_CURSOR:
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_session.sendTextFrame("cellcursor: " + rPayload);
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break;
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case LOK_CALLBACK_CELL_FORMULA:
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_session.sendTextFrame("cellformula: " + rPayload);
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break;
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case LOK_CALLBACK_MOUSE_POINTER:
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_session.sendTextFrame("mousepointer: " + rPayload);
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break;
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case LOK_CALLBACK_HYPERLINK_CLICKED:
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_session.sendTextFrame("hyperlinkclicked: " + rPayload);
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break;
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case LOK_CALLBACK_STATE_CHANGED:
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_session.sendTextFrame("statechanged: " + rPayload);
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break;
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case LOK_CALLBACK_SEARCH_NOT_FOUND:
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_session.sendTextFrame("searchnotfound: " + rPayload);
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break;
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case LOK_CALLBACK_SEARCH_RESULT_SELECTION:
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_session.sendTextFrame("searchresultselection: " + rPayload);
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break;
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case LOK_CALLBACK_DOCUMENT_SIZE_CHANGED:
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_session.getStatus("", 0);
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_session.getPartPageRectangles("", 0);
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break;
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case LOK_CALLBACK_SET_PART:
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_session.sendTextFrame("setpart: " + rPayload);
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break;
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case LOK_CALLBACK_UNO_COMMAND_RESULT:
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_session.sendTextFrame("unocommandresult: " + rPayload);
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break;
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case LOK_CALLBACK_ERROR:
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{
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Parser parser;
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Poco::Dynamic::Var var = parser.parse(rPayload);
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Object::Ptr object = var.extract<Object::Ptr>();
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_session.sendTextFrame("error: cmd=" + object->get("cmd").toString() +
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" kind=" + object->get("kind").toString() + " code=" + object->get("code").toString());
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}
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break;
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case LOK_CALLBACK_CONTEXT_MENU:
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_session.sendTextFrame("contextmenu: " + rPayload);
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break;
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}
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}
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void run()
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{
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Util::setThreadName("kit_callback");
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Log::debug("Thread started.");
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while (!_stop && !TerminationFlag)
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{
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Notification::Ptr aNotification(_queue.waitDequeueNotification());
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if (!_stop && !TerminationFlag && aNotification)
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{
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CallbackNotification::Ptr aCallbackNotification = aNotification.cast<CallbackNotification>();
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assert(aCallbackNotification);
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const auto nType = aCallbackNotification->_nType;
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try
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{
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callback(nType, aCallbackNotification->_aPayload);
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}
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catch (const Exception& exc)
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{
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Log::error() << "CallbackWorker::run: Exception while handling callback [" << LOKitHelper::kitCallbackTypeToString(nType) << "]: "
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<< exc.displayText()
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<< (exc.nested() ? " (" + exc.nested()->displayText() + ")" : "")
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<< Log::end;
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}
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catch (const std::exception& exc)
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{
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Log::error("CallbackWorker::run: Exception while handling callback [" + LOKitHelper::kitCallbackTypeToString(nType) + "]: " + exc.what());
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}
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}
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else
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break;
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}
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Log::debug("Thread finished.");
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}
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void stop()
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{
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_stop = true;
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_queue.wakeUpAll();
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}
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private:
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NotificationQueue& _queue;
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ChildProcessSession& _session;
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volatile bool _stop;
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};
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std::recursive_mutex ChildProcessSession::Mutex;
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ChildProcessSession::ChildProcessSession(const std::string& id,
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std::shared_ptr<WebSocket> ws,
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LibreOfficeKitDocument * loKitDocument,
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const std::string& jailId,
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std::function<LibreOfficeKitDocument*(const std::string&, const std::string&, const std::string&, bool)> onLoad,
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std::function<void(const std::string&)> onUnload) :
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LOOLSession(id, Kind::ToMaster, ws),
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_loKitDocument(loKitDocument),
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_multiView(std::getenv("LOK_VIEW_CALLBACK")),
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_jailId(jailId),
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_viewId(0),
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_clientPart(0),
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_onLoad(onLoad),
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_onUnload(onUnload),
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_callbackWorker(new CallbackWorker(_callbackQueue, *this))
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{
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Log::info("ChildProcessSession ctor [" + getName() + "].");
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_callbackThread.start(*_callbackWorker);
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}
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ChildProcessSession::~ChildProcessSession()
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{
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Log::info("~ChildProcessSession dtor [" + getName() + "].");
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disconnect();
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// Wait for the callback worker to finish.
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_callbackWorker->stop();
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_callbackThread.join();
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}
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void ChildProcessSession::disconnect(const std::string& reason)
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{
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if (!isDisconnected())
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{
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std::unique_lock<std::recursive_mutex> lock(Mutex);
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if (_multiView)
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_loKitDocument->pClass->setView(_loKitDocument, _viewId);
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//TODO: Handle saving to temp etc.
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_onUnload(getId());
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LOOLSession::disconnect(reason);
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}
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}
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bool ChildProcessSession::handleDisconnect(StringTokenizer& tokens)
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{
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return LOOLSession::handleDisconnect(tokens);
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}
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bool ChildProcessSession::_handleInput(const char *buffer, int length)
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{
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if (isInactive() && _loKitDocument != nullptr)
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{
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Log::debug("Handling message after inactivity of " + std::to_string(_stats.getInactivityMS()) + "ms.");
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// Client is getting active again.
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// Send invalidation and other sync-up messages.
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std::unique_lock<std::recursive_mutex> lock(Mutex);
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if (_multiView)
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_loKitDocument->pClass->setView(_loKitDocument, _viewId);
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int curPart = _loKitDocument->pClass->getPart(_loKitDocument);
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sendTextFrame("curpart: part=" + std::to_string(curPart));
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if (getDocType() == "text")
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{
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curPart = 0;
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}
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sendTextFrame("invalidatetiles:"
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" part=" + std::to_string(curPart) +
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" x=0 y=0"
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" width=" + std::to_string(INT_MAX) +
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" height=" + std::to_string(INT_MAX));
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//TODO: Sync cursor.
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}
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_stats.updateLastActivityTime();
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const std::string firstLine = getFirstLine(buffer, length);
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StringTokenizer tokens(firstLine, " ", StringTokenizer::TOK_IGNORE_EMPTY | StringTokenizer::TOK_TRIM);
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if (tokens[0] == "dummymsg")
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{
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// Just to update the activity of view-only mode
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return true;
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}
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else if (tokens[0] == "canceltiles")
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{
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// this command makes sense only on the command queue level, nothing
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// to do here
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return true;
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}
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else if (tokens[0] == "commandvalues")
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{
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return getCommandValues(buffer, length, tokens);
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}
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else if (tokens[0] == "partpagerectangles")
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{
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return getPartPageRectangles(buffer, length);
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}
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else if (tokens[0] == "load")
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{
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if (_isDocLoaded)
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{
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sendTextFrame("error: cmd=load kind=docalreadyloaded");
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return false;
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}
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_isDocLoaded = loadDocument(buffer, length, tokens);
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return _isDocLoaded;
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}
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else if (!_isDocLoaded)
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{
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sendTextFrame("error: cmd=" + tokens[0] + " kind=nodocloaded");
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return false;
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}
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else if (tokens[0] == "renderfont")
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{
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sendFontRendering(buffer, length, tokens);
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}
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else if (tokens[0] == "setclientpart")
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{
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return setClientPart(buffer, length, tokens);
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}
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else if (tokens[0] == "setpage")
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{
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return setPage(buffer, length, tokens);
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}
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else if (tokens[0] == "status")
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{
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return getStatus(buffer, length);
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}
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else if (tokens[0] == "tile")
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{
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sendTile(buffer, length, tokens);
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}
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else if (tokens[0] == "tilecombine")
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{
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sendCombinedTiles(buffer, length, tokens);
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}
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else
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{
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// All other commands are such that they always require a LibreOfficeKitDocument session,
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// i.e. need to be handled in a child process.
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assert(tokens[0] == "clientzoom" ||
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tokens[0] == "clientvisiblearea" ||
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tokens[0] == "disconnect" ||
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tokens[0] == "downloadas" ||
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tokens[0] == "getchildid" ||
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tokens[0] == "gettextselection" ||
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tokens[0] == "paste" ||
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tokens[0] == "insertfile" ||
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tokens[0] == "key" ||
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tokens[0] == "mouse" ||
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tokens[0] == "uno" ||
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tokens[0] == "selecttext" ||
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tokens[0] == "selectgraphic" ||
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tokens[0] == "resetselection" ||
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tokens[0] == "saveas" ||
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tokens[0] == "unload");
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{
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std::unique_lock<std::recursive_mutex> lock(Mutex);
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if (_multiView)
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_loKitDocument->pClass->setView(_loKitDocument, _viewId);
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if (_docType != "text" && _loKitDocument->pClass->getPart(_loKitDocument) != _clientPart)
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{
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_loKitDocument->pClass->setPart(_loKitDocument, _clientPart);
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}
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}
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if (tokens[0] == "clientzoom")
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{
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return clientZoom(buffer, length, tokens);
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}
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else if (tokens[0] == "clientvisiblearea")
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{
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return clientVisibleArea(buffer, length, tokens);
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}
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else if (tokens[0] == "disconnect")
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{
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// This was the last we would hear from the client on this socket.
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return handleDisconnect(tokens);
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}
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else if (tokens[0] == "downloadas")
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{
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return downloadAs(buffer, length, tokens);
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}
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else if (tokens[0] == "getchildid")
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{
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return getChildId();
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}
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else if (tokens[0] == "gettextselection")
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{
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return getTextSelection(buffer, length, tokens);
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}
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else if (tokens[0] == "paste")
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{
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return paste(buffer, length, tokens);
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}
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else if (tokens[0] == "insertfile")
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{
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return insertFile(buffer, length, tokens);
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}
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else if (tokens[0] == "key")
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{
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return keyEvent(buffer, length, tokens);
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}
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else if (tokens[0] == "mouse")
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{
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return mouseEvent(buffer, length, tokens);
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}
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else if (tokens[0] == "uno")
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{
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return unoCommand(buffer, length, tokens);
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}
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else if (tokens[0] == "selecttext")
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{
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return selectText(buffer, length, tokens);
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}
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else if (tokens[0] == "selectgraphic")
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{
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return selectGraphic(buffer, length, tokens);
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}
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else if (tokens[0] == "resetselection")
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{
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return resetSelection(buffer, length, tokens);
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}
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else if (tokens[0] == "saveas")
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{
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return saveAs(buffer, length, tokens);
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}
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else if (tokens[0] == "unload")
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{
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//FIXME: Implement.
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assert(!"Not implemented");
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}
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else
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{
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assert(false);
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}
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}
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return true;
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}
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bool ChildProcessSession::loadDocument(const char * /*buffer*/, int /*length*/, StringTokenizer& tokens)
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{
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int part = -1;
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if (tokens.count() < 2)
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{
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sendTextFrame("error: cmd=load kind=syntax");
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return false;
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}
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std::string timestamp;
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parseDocOptions(tokens, part, timestamp);
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|
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assert(!_docURL.empty());
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assert(!_jailedFilePath.empty());
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_loKitDocument = _onLoad(getId(), _jailedFilePath, _docPassword, _isDocPasswordProvided);
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if (!_loKitDocument)
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return false;
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std::unique_lock<std::recursive_mutex> lock(Mutex);
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|
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if (_multiView)
|
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_viewId = _loKitDocument->pClass->getView(_loKitDocument);
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std::string renderingOptions;
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if (!_docOptions.empty())
|
|
{
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Parser parser;
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Poco::Dynamic::Var var = parser.parse(_docOptions);
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Object::Ptr object = var.extract<Object::Ptr>();
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renderingOptions = object->get("rendering").toString();
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}
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|
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_loKitDocument->pClass->initializeForRendering(_loKitDocument, (renderingOptions.empty() ? nullptr : renderingOptions.c_str()));
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|
|
if (_docType != "text" && part != -1)
|
|
{
|
|
_clientPart = part;
|
|
_loKitDocument->pClass->setPart(_loKitDocument, part);
|
|
}
|
|
|
|
// Respond by the document status, which has no arguments.
|
|
if (!getStatus(nullptr, 0))
|
|
return false;
|
|
|
|
Log::info("Loaded session " + getId());
|
|
return true;
|
|
}
|
|
|
|
void ChildProcessSession::sendFontRendering(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
std::string font, decodedFont;
|
|
|
|
if (tokens.count() < 2 ||
|
|
!getTokenString(tokens[1], "font", font))
|
|
{
|
|
sendTextFrame("error: cmd=renderfont kind=syntax");
|
|
return;
|
|
}
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
URI::decode(font, decodedFont);
|
|
std::string response = "renderfont: " + Poco::cat(std::string(" "), tokens.begin() + 1, tokens.end()) + "\n";
|
|
|
|
std::vector<char> output;
|
|
output.resize(response.size());
|
|
std::memcpy(output.data(), response.data(), response.size());
|
|
|
|
Timestamp timestamp;
|
|
int width, height;
|
|
unsigned char *pixmap = _loKitDocument->pClass->renderFont(_loKitDocument, decodedFont.c_str(), &width, &height);
|
|
Log::trace("renderFont [" + font + "] rendered in " + std::to_string(timestamp.elapsed()/1000.) + "ms");
|
|
|
|
if (pixmap != nullptr)
|
|
{
|
|
if (!Util::encodeBufferToPNG(pixmap, width, height, output, LOK_TILEMODE_RGBA))
|
|
{
|
|
sendTextFrame("error: cmd=renderfont kind=failure");
|
|
delete[] pixmap;
|
|
return;
|
|
}
|
|
delete[] pixmap;
|
|
}
|
|
|
|
sendBinaryFrame(output.data(), output.size());
|
|
}
|
|
|
|
bool ChildProcessSession::getStatus(const char* /*buffer*/, int /*length*/)
|
|
{
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
const std::string status = "status: " + LOKitHelper::documentStatus(_loKitDocument);
|
|
StringTokenizer tokens(status, " ", StringTokenizer::TOK_IGNORE_EMPTY | StringTokenizer::TOK_TRIM);
|
|
if (!getTokenString(tokens[1], "type", _docType))
|
|
{
|
|
Log::error("failed to get document type from status [" + status + "].");
|
|
return false;
|
|
}
|
|
|
|
sendTextFrame(status);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::getCommandValues(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
std::string command;
|
|
if (tokens.count() != 2 || !getTokenString(tokens[1], "command", command))
|
|
{
|
|
sendTextFrame("error: cmd=commandvalues kind=syntax");
|
|
return false;
|
|
}
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
sendTextFrame("commandvalues: " + std::string(_loKitDocument->pClass->getCommandValues(_loKitDocument, command.c_str())));
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::getPartPageRectangles(const char* /*buffer*/, int /*length*/)
|
|
{
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
sendTextFrame("partpagerectangles: " + std::string(_loKitDocument->pClass->getPartPageRectangles(_loKitDocument)));
|
|
return true;
|
|
}
|
|
|
|
void ChildProcessSession::sendTile(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
int part, width, height, tilePosX, tilePosY, tileWidth, tileHeight;
|
|
|
|
if (tokens.count() < 8 ||
|
|
!getTokenInteger(tokens[1], "part", part) ||
|
|
!getTokenInteger(tokens[2], "width", width) ||
|
|
!getTokenInteger(tokens[3], "height", height) ||
|
|
!getTokenInteger(tokens[4], "tileposx", tilePosX) ||
|
|
!getTokenInteger(tokens[5], "tileposy", tilePosY) ||
|
|
!getTokenInteger(tokens[6], "tilewidth", tileWidth) ||
|
|
!getTokenInteger(tokens[7], "tileheight", tileHeight))
|
|
{
|
|
sendTextFrame("error: cmd=tile kind=syntax");
|
|
return;
|
|
}
|
|
|
|
if (part < 0 ||
|
|
width <= 0 ||
|
|
height <= 0 ||
|
|
tilePosX < 0 ||
|
|
tilePosY < 0 ||
|
|
tileWidth <= 0 ||
|
|
tileHeight <= 0)
|
|
{
|
|
sendTextFrame("error: cmd=tile kind=invalid");
|
|
return;
|
|
}
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
const std::string response = "tile: " + Poco::cat(std::string(" "), tokens.begin() + 1, tokens.end()) + "\n";
|
|
|
|
std::vector<char> output;
|
|
output.reserve(response.size() + (4 * width * height));
|
|
output.resize(response.size());
|
|
std::memcpy(output.data(), response.data(), response.size());
|
|
|
|
std::vector<unsigned char> pixmap;
|
|
pixmap.resize(4 * width * height);
|
|
|
|
if (_docType != "text" && part != _loKitDocument->pClass->getPart(_loKitDocument))
|
|
{
|
|
_loKitDocument->pClass->setPart(_loKitDocument, part);
|
|
}
|
|
|
|
Timestamp timestamp;
|
|
_loKitDocument->pClass->paintTile(_loKitDocument, pixmap.data(), width, height, tilePosX, tilePosY, tileWidth, tileHeight);
|
|
Log::trace() << "paintTile at [" << tilePosX << ", " << tilePosY
|
|
<< "] rendered in " << (timestamp.elapsed()/1000.) << " ms" << Log::end;
|
|
|
|
LibreOfficeKitTileMode mode = static_cast<LibreOfficeKitTileMode>(_loKitDocument->pClass->getTileMode(_loKitDocument));
|
|
if (!Util::encodeBufferToPNG(pixmap.data(), width, height, output, mode))
|
|
{
|
|
sendTextFrame("error: cmd=tile kind=failure");
|
|
return;
|
|
}
|
|
|
|
sendBinaryFrame(output.data(), output.size());
|
|
}
|
|
|
|
void ChildProcessSession::sendCombinedTiles(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
int part, pixelWidth, pixelHeight, tileWidth, tileHeight;
|
|
std::string tilePositionsX, tilePositionsY;
|
|
std::string reqTimestamp;
|
|
|
|
if (tokens.count() < 8 ||
|
|
!getTokenInteger(tokens[1], "part", part) ||
|
|
!getTokenInteger(tokens[2], "width", pixelWidth) ||
|
|
!getTokenInteger(tokens[3], "height", pixelHeight) ||
|
|
!getTokenString (tokens[4], "tileposx", tilePositionsX) ||
|
|
!getTokenString (tokens[5], "tileposy", tilePositionsY) ||
|
|
!getTokenInteger(tokens[6], "tilewidth", tileWidth) ||
|
|
!getTokenInteger(tokens[7], "tileheight", tileHeight))
|
|
{
|
|
sendTextFrame("error: cmd=tilecombine kind=syntax");
|
|
return;
|
|
}
|
|
|
|
if (part < 0 || pixelWidth <= 0 || pixelHeight <= 0
|
|
|| tileWidth <= 0 || tileHeight <= 0
|
|
|| tilePositionsX.empty() || tilePositionsY.empty())
|
|
{
|
|
sendTextFrame("error: cmd=tilecombine kind=invalid");
|
|
return;
|
|
}
|
|
|
|
if (tokens.count() > 8)
|
|
getTokenString(tokens[8], "timestamp", reqTimestamp);
|
|
|
|
Util::Rectangle renderArea;
|
|
|
|
StringTokenizer positionXtokens(tilePositionsX, ",", StringTokenizer::TOK_IGNORE_EMPTY | StringTokenizer::TOK_TRIM);
|
|
StringTokenizer positionYtokens(tilePositionsY, ",", StringTokenizer::TOK_IGNORE_EMPTY | StringTokenizer::TOK_TRIM);
|
|
|
|
size_t numberOfPositions = positionYtokens.count();
|
|
// check that number of positions for X and Y is the same
|
|
if (numberOfPositions != positionYtokens.count())
|
|
{
|
|
sendTextFrame("error: cmd=tilecombine kind=invalid");
|
|
return;
|
|
}
|
|
|
|
std::vector<Util::Rectangle> tiles;
|
|
tiles.reserve(numberOfPositions);
|
|
|
|
for (size_t i = 0; i < numberOfPositions; i++)
|
|
{
|
|
int x, y;
|
|
|
|
if (!stringToInteger(positionXtokens[i], x))
|
|
{
|
|
sendTextFrame("error: cmd=tilecombine kind=syntax");
|
|
return;
|
|
}
|
|
if (!stringToInteger(positionYtokens[i], y))
|
|
{
|
|
sendTextFrame("error: cmd=tilecombine kind=syntax");
|
|
return;
|
|
}
|
|
|
|
Util::Rectangle rectangle(x, y, tileWidth, tileHeight);
|
|
|
|
if (tiles.empty())
|
|
{
|
|
renderArea = rectangle;
|
|
}
|
|
else
|
|
{
|
|
renderArea.extend(rectangle);
|
|
}
|
|
|
|
tiles.push_back(rectangle);
|
|
}
|
|
|
|
if (_docType != "text" && part != _loKitDocument->pClass->getPart(_loKitDocument))
|
|
{
|
|
_loKitDocument->pClass->setPart(_loKitDocument, part);
|
|
}
|
|
|
|
LibreOfficeKitTileMode mode = static_cast<LibreOfficeKitTileMode>(_loKitDocument->pClass->getTileMode(_loKitDocument));
|
|
|
|
int tilesByX = renderArea.getWidth() / tileWidth;
|
|
int tilesByY = renderArea.getHeight() / tileHeight;
|
|
|
|
int pixmapWidth = tilesByX * pixelWidth;
|
|
int pixmapHeight = tilesByY * pixelHeight;
|
|
|
|
const size_t pixmapSize = 4 * pixmapWidth * pixmapHeight;
|
|
|
|
std::vector<unsigned char> pixmap(pixmapSize, 0);
|
|
|
|
Timestamp timestamp;
|
|
_loKitDocument->pClass->paintTile(_loKitDocument, pixmap.data(), pixmapWidth, pixmapHeight,
|
|
renderArea.getLeft(), renderArea.getTop(),
|
|
renderArea.getWidth(), renderArea.getHeight());
|
|
|
|
Log::debug() << "paintTile (Multiple) called, tile at [" << renderArea.getLeft() << ", " << renderArea.getTop() << "]"
|
|
<< " (" << renderArea.getWidth() << ", " << renderArea.getHeight() << ") rendered in "
|
|
<< double(timestamp.elapsed())/1000 << "ms" << Log::end;
|
|
|
|
for (Util::Rectangle& tileRect : tiles)
|
|
{
|
|
std::string response = "tile: part=" + std::to_string(part) +
|
|
" width=" + std::to_string(pixelWidth) +
|
|
" height=" + std::to_string(pixelHeight) +
|
|
" tileposx=" + std::to_string(tileRect.getLeft()) +
|
|
" tileposy=" + std::to_string(tileRect.getTop()) +
|
|
" tilewidth=" + std::to_string(tileWidth) +
|
|
" tileheight=" + std::to_string(tileHeight);
|
|
|
|
if (reqTimestamp != "")
|
|
response += " timestamp=" + reqTimestamp;
|
|
|
|
response += "\n";
|
|
|
|
std::vector<char> output;
|
|
output.reserve(pixelWidth * pixelHeight * 4 + response.size());
|
|
output.resize(response.size());
|
|
|
|
std::copy(response.begin(), response.end(), output.begin());
|
|
|
|
int positionX = (tileRect.getLeft() - renderArea.getLeft()) / tileWidth;
|
|
int positionY = (tileRect.getTop() - renderArea.getTop()) / tileHeight;
|
|
|
|
if (!Util::encodeSubBufferToPNG(pixmap.data(), positionX * pixelWidth, positionY * pixelHeight, pixelWidth, pixelHeight, pixmapWidth, pixmapHeight, output, mode))
|
|
{
|
|
sendTextFrame("error: cmd=tile kind=failure");
|
|
return;
|
|
}
|
|
|
|
sendBinaryFrame(output.data(), output.size());
|
|
}
|
|
}
|
|
|
|
bool ChildProcessSession::clientZoom(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
int tilePixelWidth, tilePixelHeight, tileTwipWidth, tileTwipHeight;
|
|
|
|
if (tokens.count() != 5 ||
|
|
!getTokenInteger(tokens[1], "tilepixelwidth", tilePixelWidth) ||
|
|
!getTokenInteger(tokens[2], "tilepixelheight", tilePixelHeight) ||
|
|
!getTokenInteger(tokens[3], "tiletwipwidth", tileTwipWidth) ||
|
|
!getTokenInteger(tokens[4], "tiletwipheight", tileTwipHeight))
|
|
{
|
|
sendTextFrame("error: cmd=clientzoom kind=syntax");
|
|
return false;
|
|
}
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
_loKitDocument->pClass->setClientZoom(_loKitDocument, tilePixelWidth, tilePixelHeight, tileTwipWidth, tileTwipHeight);
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::clientVisibleArea(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
int x;
|
|
int y;
|
|
int width;
|
|
int height;
|
|
|
|
if (tokens.count() != 5 ||
|
|
!getTokenInteger(tokens[1], "x", x) ||
|
|
!getTokenInteger(tokens[2], "y", y) ||
|
|
!getTokenInteger(tokens[3], "width", width) ||
|
|
!getTokenInteger(tokens[4], "height", height))
|
|
{
|
|
sendTextFrame("error: cmd=clientvisiblearea kind=syntax");
|
|
return false;
|
|
}
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
_loKitDocument->pClass->setClientVisibleArea(_loKitDocument, x, y, width, height);
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::downloadAs(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
std::string name, id, format, filterOptions;
|
|
|
|
if (tokens.count() < 5 ||
|
|
!getTokenString(tokens[1], "name", name) ||
|
|
!getTokenString(tokens[2], "id", id))
|
|
{
|
|
sendTextFrame("error: cmd=downloadas kind=syntax");
|
|
return false;
|
|
}
|
|
|
|
getTokenString(tokens[3], "format", format);
|
|
|
|
if (getTokenString(tokens[4], "options", filterOptions))
|
|
{
|
|
if (tokens.count() > 5)
|
|
{
|
|
filterOptions += Poco::cat(std::string(" "), tokens.begin() + 5, tokens.end());
|
|
}
|
|
}
|
|
|
|
const auto tmpDir = Util::createRandomDir(JAILED_DOCUMENT_ROOT);
|
|
const auto url = JAILED_DOCUMENT_ROOT + tmpDir + "/" + name;
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
//TODO: Cleanup the file after downloading.
|
|
_loKitDocument->pClass->saveAs(_loKitDocument, url.c_str(),
|
|
format.size() == 0 ? nullptr :format.c_str(),
|
|
filterOptions.size() == 0 ? nullptr : filterOptions.c_str());
|
|
|
|
sendTextFrame("downloadas: jail=" + _jailId + " dir=" + tmpDir + " name=" + name +
|
|
" port=" + std::to_string(ClientPortNumber) + " id=" + id);
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::getChildId()
|
|
{
|
|
sendTextFrame("getchildid: id=" + _jailId);
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::getTextSelection(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
std::string mimeType;
|
|
|
|
if (tokens.count() != 2 ||
|
|
!getTokenString(tokens[1], "mimetype", mimeType))
|
|
{
|
|
sendTextFrame("error: cmd=gettextselection kind=syntax");
|
|
return false;
|
|
}
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
char *textSelection = _loKitDocument->pClass->getTextSelection(_loKitDocument, mimeType.c_str(), nullptr);
|
|
|
|
sendTextFrame("textselectioncontent: " + std::string(textSelection));
|
|
|
|
free(textSelection);
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::paste(const char* buffer, int length, StringTokenizer& tokens)
|
|
{
|
|
std::string mimeType;
|
|
|
|
if (tokens.count() < 2 || !getTokenString(tokens[1], "mimetype", mimeType))
|
|
{
|
|
sendTextFrame("error: cmd=paste kind=syntax");
|
|
return false;
|
|
}
|
|
|
|
const std::string firstLine = getFirstLine(buffer, length);
|
|
const char* data = buffer + firstLine.size() + 1;
|
|
size_t size = length - firstLine.size() - 1;
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
Log::info("Calling _loKit->pClass->paste()");
|
|
_loKitDocument->pClass->paste(_loKitDocument, mimeType.c_str(), data, size);
|
|
Log::info("paste() returned");
|
|
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::insertFile(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
std::string name, type;
|
|
|
|
if (tokens.count() != 3 ||
|
|
!getTokenString(tokens[1], "name", name) ||
|
|
!getTokenString(tokens[2], "type", type))
|
|
{
|
|
sendTextFrame("error: cmd=insertfile kind=syntax");
|
|
return false;
|
|
}
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (type == "graphic")
|
|
{
|
|
std::string fileName = "file://" + std::string(JAILED_DOCUMENT_ROOT) + "insertfile/" + name;
|
|
std::string command = ".uno:InsertGraphic";
|
|
std::string arguments = "{"
|
|
"\"FileName\":{"
|
|
"\"type\":\"string\","
|
|
"\"value\":\"" + fileName + "\""
|
|
"}}";
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
_loKitDocument->pClass->postUnoCommand(_loKitDocument, command.c_str(), arguments.c_str(), false);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::keyEvent(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
int type, charcode, keycode;
|
|
|
|
if (tokens.count() != 4 ||
|
|
!getTokenKeyword(tokens[1], "type",
|
|
{{"input", LOK_KEYEVENT_KEYINPUT}, {"up", LOK_KEYEVENT_KEYUP}},
|
|
type) ||
|
|
!getTokenInteger(tokens[2], "char", charcode) ||
|
|
!getTokenInteger(tokens[3], "key", keycode))
|
|
{
|
|
sendTextFrame("error: cmd=key kind=syntax");
|
|
return false;
|
|
}
|
|
|
|
// Don't close LO window!
|
|
constexpr auto KEY_CTRL = 0x2000;
|
|
constexpr auto KEY_W = 0x0216;
|
|
if (keycode == (KEY_CTRL | KEY_W))
|
|
return true;
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
_loKitDocument->pClass->postKeyEvent(_loKitDocument, type, charcode, keycode);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::mouseEvent(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
int type, x, y, count;
|
|
bool success = true;
|
|
|
|
// default values for compatibility reasons with older loleaflets
|
|
int buttons = 1; // left button
|
|
int modifier = 0;
|
|
|
|
if (tokens.count() < 5 ||
|
|
!getTokenKeyword(tokens[1], "type",
|
|
{{"buttondown", LOK_MOUSEEVENT_MOUSEBUTTONDOWN},
|
|
{"buttonup", LOK_MOUSEEVENT_MOUSEBUTTONUP},
|
|
{"move", LOK_MOUSEEVENT_MOUSEMOVE}},
|
|
type) ||
|
|
!getTokenInteger(tokens[2], "x", x) ||
|
|
!getTokenInteger(tokens[3], "y", y) ||
|
|
!getTokenInteger(tokens[4], "count", count))
|
|
{
|
|
success = false;
|
|
}
|
|
|
|
// compatibility with older loleaflets
|
|
if (success && tokens.count() > 5 && !getTokenInteger(tokens[5], "buttons", buttons))
|
|
success = false;
|
|
|
|
// compatibility with older loleaflets
|
|
if (success && tokens.count() > 6 && !getTokenInteger(tokens[6], "modifier", modifier))
|
|
success = false;
|
|
|
|
if (!success)
|
|
{
|
|
sendTextFrame("error: cmd=mouse kind=syntax");
|
|
return false;
|
|
}
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
_loKitDocument->pClass->postMouseEvent(_loKitDocument, type, x, y, count, buttons, modifier);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::unoCommand(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
if (tokens.count() == 1)
|
|
{
|
|
sendTextFrame("error: cmd=uno kind=syntax");
|
|
return false;
|
|
}
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
// we need to get LOK_CALLBACK_UNO_COMMAND_RESULT callback when saving
|
|
const bool bNotify = (tokens[1] == ".uno:Save");
|
|
|
|
if (tokens.count() == 2)
|
|
{
|
|
_loKitDocument->pClass->postUnoCommand(_loKitDocument, tokens[1].c_str(), nullptr, bNotify);
|
|
}
|
|
else
|
|
{
|
|
_loKitDocument->pClass->postUnoCommand(_loKitDocument, tokens[1].c_str(),
|
|
Poco::cat(std::string(" "), tokens.begin() + 2, tokens.end()).c_str(),
|
|
bNotify);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::selectText(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
int type, x, y;
|
|
|
|
if (tokens.count() != 4 ||
|
|
!getTokenKeyword(tokens[1], "type",
|
|
{{"start", LOK_SETTEXTSELECTION_START},
|
|
{"end", LOK_SETTEXTSELECTION_END},
|
|
{"reset", LOK_SETTEXTSELECTION_RESET}},
|
|
type) ||
|
|
!getTokenInteger(tokens[2], "x", x) ||
|
|
!getTokenInteger(tokens[3], "y", y))
|
|
{
|
|
sendTextFrame("error: cmd=selecttext kind=syntax");
|
|
return false;
|
|
}
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
_loKitDocument->pClass->setTextSelection(_loKitDocument, type, x, y);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::selectGraphic(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
int type, x, y;
|
|
|
|
if (tokens.count() != 4 ||
|
|
!getTokenKeyword(tokens[1], "type",
|
|
{{"start", LOK_SETGRAPHICSELECTION_START},
|
|
{"end", LOK_SETGRAPHICSELECTION_END}},
|
|
type) ||
|
|
!getTokenInteger(tokens[2], "x", x) ||
|
|
!getTokenInteger(tokens[3], "y", y))
|
|
{
|
|
sendTextFrame("error: cmd=selectgraphic kind=syntax");
|
|
return false;
|
|
}
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
_loKitDocument->pClass->setGraphicSelection(_loKitDocument, type, x, y);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::resetSelection(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
if (tokens.count() != 1)
|
|
{
|
|
sendTextFrame("error: cmd=resetselection kind=syntax");
|
|
return false;
|
|
}
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
_loKitDocument->pClass->resetSelection(_loKitDocument);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::saveAs(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
std::string url, format, filterOptions;
|
|
|
|
if (tokens.count() < 4 ||
|
|
!getTokenString(tokens[1], "url", url))
|
|
{
|
|
sendTextFrame("error: cmd=saveas kind=syntax");
|
|
return false;
|
|
}
|
|
|
|
getTokenString(tokens[2], "format", format);
|
|
|
|
if (getTokenString(tokens[3], "options", filterOptions))
|
|
{
|
|
if (tokens.count() > 4)
|
|
{
|
|
filterOptions += Poco::cat(std::string(" "), tokens.begin() + 4, tokens.end());
|
|
}
|
|
}
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
bool success = _loKitDocument->pClass->saveAs(_loKitDocument, url.c_str(),
|
|
format.size() == 0 ? nullptr :format.c_str(),
|
|
filterOptions.size() == 0 ? nullptr : filterOptions.c_str());
|
|
|
|
sendTextFrame("saveas: url=" + url);
|
|
std::string successStr = success ? "true" : "false";
|
|
sendTextFrame("unocommandresult: {"
|
|
"\"commandName\":\"saveas\","
|
|
"\"success\":\"" + successStr + "\"}");
|
|
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::setClientPart(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
if (tokens.count() < 2 ||
|
|
!getTokenInteger(tokens[1], "part", _clientPart))
|
|
{
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool ChildProcessSession::setPage(const char* /*buffer*/, int /*length*/, StringTokenizer& tokens)
|
|
{
|
|
int page;
|
|
if (tokens.count() < 2 ||
|
|
!getTokenInteger(tokens[1], "page", page))
|
|
{
|
|
sendTextFrame("error: cmd=setpage kind=invalid");
|
|
return false;
|
|
}
|
|
|
|
std::unique_lock<std::recursive_mutex> lock(Mutex);
|
|
|
|
if (_multiView)
|
|
_loKitDocument->pClass->setView(_loKitDocument, _viewId);
|
|
|
|
_loKitDocument->pClass->setPart(_loKitDocument, page);
|
|
return true;
|
|
}
|
|
|
|
void ChildProcessSession::loKitCallback(const int nType, const char *pPayload)
|
|
{
|
|
auto pNotif = new CallbackNotification(nType, pPayload ? pPayload : "(nil)");
|
|
_callbackQueue.enqueueNotification(pNotif);
|
|
}
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|