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//=============================================================================
// MuseScore
// Music Composition & Notation
//
// Copyright (C) 2002-2013 Werner Schweer
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2
// as published by the Free Software Foundation and appearing in
// the file LICENCE.GPL
//=============================================================================
#include "resourceManager.h"
#include "musescore.h"
#include "ui_resourceManager.h"
#include "thirdparty/qzip/qzipreader_p.h"
namespace Ms {
extern QString dataPath;
extern QString mscoreGlobalShare;
ResourceManager::ResourceManager(QWidget *parent) :
QDialog(parent)
{
setupUi(this);
setWindowFlags(this->windowFlags() & ~Qt::WindowContextHelpButtonHint);
QDir dir;
dir.mkpath(dataPath + "/locale");
baseAddr = "http://extensions.musescore.org/2.0.2/";
displayPlugins();
displayLanguages();
languagesTable->horizontalHeader()->setResizeMode(QHeaderView::Stretch);
languagesTable->verticalHeader()->hide();
tabs->removeTab(1);
tabs->setCurrentIndex(0);
}
void ResourceManager::displayPlugins()
{
tabs->setTabText(1, "Plugins");
textBrowser->setText("hello");
}
void ResourceManager::displayLanguages()
{
tabs->setTabText(0,tr("Languages"));
// Download details.json
DownloadUtils *js = new DownloadUtils(this);
js->setTarget(baseAddr + "languages/details.json");
js->download();
QByteArray json = js->returnData();
// parse the json file
QJsonParseError err;
QJsonDocument result = QJsonDocument::fromJson(json, &err);
if (err.error != QJsonParseError::NoError || !result.isObject()) {
qDebug("An error occured during parsing");
return;
}
int rowCount = result.object().keys().size();
rowCount -= 2; //version and type
languagesTable->setRowCount(rowCount);
int row = 0;
int col = 0;
QPushButton* updateButtons[rowCount];
QPushButton* temp;
languagesTable->verticalHeader()->show();
// move current language to first row
QStringList languages = result.object().keys();
QString lang = mscore->getLocaleISOCode();
int index = languages.indexOf(lang);
if (index < 0 && lang.size() > 2) {
lang = lang.left(2);
index = languages.indexOf(lang);
}
if (index >= 0) {
QString l = languages.takeAt(index);
languages.prepend(l);
}
for (QString key : languages) {
if (!result.object().value(key).isObject())
continue;
QJsonObject value = result.object().value(key).toObject();
col = 0;
QString test = value.value("file_name").toString();
if(test.length() == 0)
continue;
QString filename = value.value("file_name").toString();
QString name = value.value("name").toString();
QString fileSize = value.value("file_size").toString();
QString hashValue = value.value("hash").toString();
languagesTable->setItem(row, col++, new QTableWidgetItem(name));
languagesTable->setItem(row, col++, new QTableWidgetItem(filename));
languagesTable->setItem(row, col++, new QTableWidgetItem(tr("%1 KB").arg(fileSize)));
updateButtons[row] = new QPushButton(tr("Update"));
temp = updateButtons[row];
buttonMap[temp] = "languages/" + filename;
buttonHashMap[temp] = hashValue;
languagesTable->setIndexWidget(languagesTable->model()->index(row, col++), temp);
// get hash mscore and instruments
QJsonObject mscoreObject = value.value("mscore").toObject();
QString hashMscore = mscoreObject.value("hash").toString();
QString filenameMscore = mscoreObject.value("file_name").toString();
bool verifyMScore = verifyLanguageFile(filenameMscore, hashMscore);
QJsonObject instrumentsObject = value.value("instruments").toObject();
QString hashInstruments = instrumentsObject.value("hash").toString();
QString filenameInstruments = instrumentsObject.value("file_name").toString();
bool verifyInstruments = verifyLanguageFile(filenameInstruments, hashInstruments);
if (verifyMScore && verifyInstruments) { // compare local file with distant hash
temp->setText(tr("No update"));
temp->setDisabled(1);
}
else {
connect(temp, SIGNAL(clicked()), this, SLOT(download()));
}
row++;
}
}
bool ResourceManager::verifyLanguageFile(QString filename, QString hash)
{
QString local = dataPath + "/locale/" + filename;
QString global = mscoreGlobalShare + "locale/" + filename;
QFileInfo fileLocal(local);
QFileInfo fileGlobal(global);
if(!fileLocal.exists() || (fileLocal.lastModified() <= fileGlobal.lastModified()) )
local = mscoreGlobalShare + "locale/" + filename;
return verifyFile(local, hash);
}
void ResourceManager::download()
{
QPushButton *button = dynamic_cast<QPushButton*>( sender() );
QString data = buttonMap[button];
QString hash = buttonHashMap[button];
button->setText(tr("Updating"));
button->setDisabled(1);
QString baseAddress = baseAddr + data;
DownloadUtils *dl = new DownloadUtils(this);
dl->setTarget(baseAddress);
qDebug() << baseAddress;
QString localPath = dataPath + "/locale/" + data.split('/')[1];
dl->setLocalFile(localPath);
dl->download();
if( !dl->saveFile() || !verifyFile(localPath, hash)) {
button->setText(tr("Failed, try again"));
button->setEnabled(1);
}
else {
// unzip and delete
MQZipReader zipFile(localPath);
QFileInfo zfi(localPath);
QString destinationDir(zfi.absolutePath());
QList<MQZipReader::FileInfo> allFiles = zipFile.fileInfoList();
bool result = true;
foreach (MQZipReader::FileInfo fi, allFiles) {
const QString absPath = destinationDir + QDir::separator() + fi.filePath;
if (fi.isFile) {
QFile f(absPath);
if (!f.open(QIODevice::WriteOnly)) {
result = false;
break;
}
f.write(zipFile.fileData(fi.filePath));
f.setPermissions(fi.permissions);
f.close();
}
}
zipFile.close();
if (result) {
QFile::remove(localPath);
button->setText(tr("Updated"));
}
else {
button->setText(tr("Failed, try again"));
button->setEnabled(1);
}
}
}
bool ResourceManager::verifyFile(QString path, QString hash)
{
QFile file(path);
QCryptographicHash localHash(QCryptographicHash::Sha1);
if(file.open(QIODevice::ReadOnly)) {
localHash.reset();
localHash.addData(file.readAll());
QString hashValue2 = QString(localHash.result().toHex());
if(hash == hashValue2)
return true;
}
return false;
}
}
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