mirror of
https://github.com/brunoherbelin/vimix.git
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130 lines
3.7 KiB
C++
130 lines
3.7 KiB
C++
/*
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* This file is part of vimix - video live mixer
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*
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* **Copyright** (C) 2020-2021 Bruno Herbelin <bruno.herbelin@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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**/
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#include "SystemToolkit.h"
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#include "tinyxml2Toolkit.h"
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using namespace tinyxml2;
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#include "SessionParser.h"
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SessionParser::SessionParser()
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{
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}
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bool SessionParser::open(const std::string &filename)
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{
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// if the file exists
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if (filename.empty() || !SystemToolkit::file_exists(filename))
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return false;
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// try to load the file
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xmlDoc_.Clear();
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XMLError eResult = xmlDoc_.LoadFile(filename.c_str());
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// error
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if ( XMLResultError(eResult, false) )
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return false;
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filename_ = filename;
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return true;
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}
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bool SessionParser::save()
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{
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if (filename_.empty())
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return false;
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// save file to disk
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return ( XMLSaveDoc(&xmlDoc_, filename_) );
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}
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std::map< uint64_t, std::pair<std::string, bool> > SessionParser::pathList() const
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{
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std::map< uint64_t, std::pair<std::string, bool> > paths;
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// fill path list
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const XMLElement *session = xmlDoc_.FirstChildElement("Session");
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if (session != nullptr ) {
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const XMLElement *sourceNode = session->FirstChildElement("Source");
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for( ; sourceNode ; sourceNode = sourceNode->NextSiblingElement())
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{
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// get id
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uint64_t sid = 0;
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sourceNode->QueryUnsigned64Attribute("id", &sid);
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// get path
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const XMLElement* pathNode = nullptr;
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pathNode = sourceNode->FirstChildElement("uri");
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if (!pathNode)
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pathNode = sourceNode->FirstChildElement("path");
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if (!pathNode)
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pathNode = sourceNode->FirstChildElement("Sequence");
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if (pathNode) {
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const char *text = pathNode->GetText();
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if (text) {
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bool exists = SystemToolkit::file_exists(text);
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paths[sid] = std::pair<std::string, bool>(std::string(text), exists);
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}
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}
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}
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}
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// return path list
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return paths;
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}
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void SessionParser::replacePath(uint64_t id, const std::string &path)
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{
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XMLElement *session = xmlDoc_.FirstChildElement("Session");
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if (session != nullptr ) {
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XMLElement *sourceNode = session->FirstChildElement("Source");
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for( ; sourceNode ; sourceNode = sourceNode->NextSiblingElement())
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{
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// get id
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uint64_t sid = 0;
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sourceNode->QueryUnsigned64Attribute("id", &sid);
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if (sid == id) {
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// get path
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XMLElement* pathNode = nullptr;
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pathNode = sourceNode->FirstChildElement("uri");
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if (!pathNode)
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pathNode = sourceNode->FirstChildElement("path");
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if (!pathNode)
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pathNode = sourceNode->FirstChildElement("Sequence");
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if (pathNode) {
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XMLText *text = xmlDoc_.NewText( path.c_str() );
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pathNode->InsertEndChild( text );
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}
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break;
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}
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}
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}
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}
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