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tdelibs/khtml/misc/knsplugininstaller.cpp

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/*
This file is part of the KDE libraries
Copyright (C) 2005 Benoit Canet <bcanet@dental-on-line.fr>
Copyright (C) 2005 Aurelien Gateau <agateau@dental-on-line.fr>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "knsplugininstaller.moc"
#include <kdebug.h>
#include <kdiroperator.h>
#include <klistview.h>
#include <klocale.h>
#include <kstddirs.h>
#include <ktempfile.h>
#include <netaccess.h>
#include <qbuttongroup.h>
#include <qdir.h>
#include <qiodevice.h>
#include <qfile.h>
#include <qlabel.h>
#include <qlayout.h>
#include <qmap.h>
#include <qstringlist.h>
#include <qtextstream.h>
#include <sys/utsname.h>
// Use 6031 for debugging (render_frame)
#define DEBUG_NUMBER 6031
/*
* Utility class to associate a list item with a pluginInfo object
*/
class PluginListItem : public QListViewItem
{
public:
PluginListItem(KNSPluginInfo pluginInfo, QListView *parent)
: QListViewItem(parent, pluginInfo.pluginName())
, m_pluginInfo(pluginInfo) {}
KNSPluginInfo pluginInfo() const { return m_pluginInfo; }
private:
KNSPluginInfo m_pluginInfo;
};
// public methods
KNSPluginInstallEngine::KNSPluginInstallEngine(KMimeType::Ptr mime) : QObject()
{
m_mime = mime;
// Fill the architecture map
m_archMap["i386"] = "ia32";
m_archMap["i486"] = "ia32";
m_archMap["i586"] = "ia32";
m_archMap["i686"] = "ia32";
}
KNSPluginInstallEngine::~KNSPluginInstallEngine()
{
}
bool KNSPluginInstallEngine::pluginAvailable()
{
if(m_pluginList.count())
return true;
// check if pluginsListFile is present in kde config
if(!loadConfig())
return false;
// load the xml configuration file
if(!loadXmlConfig())
return false;
return findPlugin();
}
bool KNSPluginInstallEngine::isActive()
{
// check if we have a configuration key in the kde registry
QString pluginsListFile;
KConfig cfg("kcmnspluginrc", true);
cfg.setGroup("Misc");
pluginsListFile = cfg.readPathEntry("PluginsListFile");
return !pluginsListFile.isEmpty();
}
const QValueList<KNSPluginInfo>& KNSPluginInstallEngine::pluginList() const
{
return m_pluginList;
}
// private methods
bool KNSPluginInstallEngine::loadConfig()
{
QString pluginsListFile;
KConfig cfg("kcmnspluginrc", true);
cfg.setGroup("Misc");
pluginsListFile = cfg.readPathEntry("PluginsListFile");
if(!pluginsListFile.isEmpty())
{
m_pluginsListFileURL = KURL(pluginsListFile);
kdDebug(DEBUG_NUMBER) << "config loaded "<<endl;
return true;
}
return false;
}
bool KNSPluginInstallEngine::loadXmlConfig()
{
// load the Xml configuration file
if(m_pluginsXmlConfig.isEmpty())
{
QString tmpFile;
if(KIO::NetAccess::download(m_pluginsListFileURL, tmpFile, NULL)) {
QFile f(tmpFile);
if(!f.open(IO_ReadOnly))
return false;
QTextStream stream(&f);
stream.setEncoding(QTextStream::UnicodeUTF8);
m_pluginsXmlConfig = stream.read();
f.close();
KIO::NetAccess::removeTempFile(tmpFile);
} else
return false;
}
kdDebug(DEBUG_NUMBER) << "xml config loaded :" << endl;
return true;
}
bool KNSPluginInstallEngine::findPlugin()
{
// get system infos
// TODO/FIX : correct this to work with x86-64 machines
utsname sysinfo;
if(uname(&sysinfo))
return false;
QString sysname(sysinfo.sysname);
QString machine(sysinfo.machine);
QString arch = m_archMap[machine];
// Parse the document
QDomDocument doc("xmlConfig");
doc.setContent(m_pluginsXmlConfig);
QDomNodeList archList = doc.elementsByTagName(QString("arch"));
QDomNode archNode, osNode , pluginNode, node;
QDomElement e;
// look for the correct architecture
bool found = false;
unsigned int i;
for(i=0; i < archList.count() ; i++) {
archNode = archList.item(i);
e = archNode.toElement();
if( e.attribute("architecture") == arch) {
kdDebug(DEBUG_NUMBER) << "found correct architecture :" << arch << endl;
found = true;
break;
}
}
if(!found)
return false;
// look for the correct os
found = false;
osNode = archNode.firstChild();
while(!osNode.isNull()) {
e = osNode.toElement();
if( e.tagName() == "os" && e.attribute("name") == sysname) {
kdDebug(DEBUG_NUMBER) << "found correct os :" << sysname << endl;
found = true;
break;
}
osNode=osNode.nextSibling();
}
if(!found)
return false;
// Look for a plugin with the given mimetype
pluginNode = osNode.firstChild();
while(!pluginNode.isNull()) {
e = pluginNode.toElement();
if( e.tagName() == "plugin" && m_mime->is(e.attribute("mimetype")) ) {
kdDebug(DEBUG_NUMBER) << "found correct plugin :" << e.attribute("mimetype") << endl;
KNSPluginInfo pluginInfo(pluginNode);
if(pluginInfo.isValid())
m_pluginList.append(pluginInfo);
}
pluginNode=pluginNode.nextSibling();
}
if(m_pluginList.count())
return true;
else
return false;
}
void KNSPluginInstallEngine::startInstall(KNSPluginInfo info)
{
m_toInstallPluginInfo = info;
// create a temporary dowload file
KTempFile tempFile(locateLocal("tmp", "plugin") , QString(".tar.gz"));
m_tmpPluginFileName = tempFile.name();
tempFile.unlink();
tempFile.close();
// start the download job
m_downloadJob = KIO::copy(info.pluginURL(), "file://"+m_tmpPluginFileName, false );
// connect signals
connect(m_downloadJob, SIGNAL(percent (KIO::Job *, unsigned long)), this , SLOT(slotDownLoadProgress(KIO::Job *, unsigned long)));
connect(m_downloadJob, SIGNAL(result(KIO::Job *)), this, SLOT(slotDownloadResult(KIO::Job *)) );
kdDebug(DEBUG_NUMBER) << "download plugin " << m_tmpPluginFileName << endl;
}
void KNSPluginInstallEngine::slotDownLoadProgress(KIO::Job *, unsigned long percent)
{
// propagate the download progression
emit installProgress( ((int)percent)/3 );
}
void KNSPluginInstallEngine::slotDownloadResult(KIO::Job *job)
{
// test if the download job suceed
if(job->error()) {
kdDebug(DEBUG_NUMBER) << "download error" << m_tmpPluginFileName << endl;
emit installFailed();
}
else {
kdDebug(DEBUG_NUMBER) << "download completed" << m_tmpPluginFileName << endl;
// the download succeed copy the plugins files
// test the existance of the homedir
QDir dir(QDir::homeDirPath());
if(!dir.exists()) {
emit installFailed();
return;
}
// test and create firefox plugins directory
if(!dir.exists(".mozilla"))
dir.mkdir(".mozilla");
if(!dir.exists(".mozilla/plugins"))
dir.mkdir(".mozilla/plugins");
// destination kurl
KURL destURL("file://"+QDir::homeDirPath()+"/.mozilla/plugins");
// construct the source kurlList
KURL::List urlList;
QStringList pluginFileList = m_toInstallPluginInfo.pluginFileList();
QStringList::iterator it;
for( it = pluginFileList.begin(); it != pluginFileList.end(); ++it ) {
urlList.append( KURL("tar://"+m_tmpPluginFileName+"/"+(*it)) );
}
m_installFileJob = KIO::copy(urlList , destURL, false );
connect(m_installFileJob, SIGNAL(percent (KIO::Job *, unsigned long)), this , SLOT(slotCopyProgress(KIO::Job *, unsigned long)));
connect(m_installFileJob, SIGNAL(result(KIO::Job *)), this, SLOT(slotCopyResult(KIO::Job *)) );
}
kdDebug(DEBUG_NUMBER) << "COPY FILE " << m_tmpPluginFileName << endl;
// zero the download job pointer
m_downloadJob = NULL;
}
void KNSPluginInstallEngine::slotCopyProgress(KIO::Job *, unsigned long percent)
{
// propagate the download progression
emit installProgress( ((int)percent)/3 + 33 );
}
void KNSPluginInstallEngine::slotCopyResult(KIO::Job *job)
{
// test if the download job suceed
if(job->error()) {
kdDebug(DEBUG_NUMBER) << "download error" << m_tmpPluginFileName << endl;
emit installFailed();
}
else {
// start the plugins scan
m_scanProc = new QProcess( this );
m_scanProc->addArgument( "nspluginscan" );
m_scanProc->addArgument( "--verbose" );
connect( m_scanProc, SIGNAL(readyReadStdout()),
this, SLOT(readScanProcFromStdout()) );
connect( m_scanProc, SIGNAL(processExited()),
this, SLOT(endScanProc()) );
if ( !m_scanProc->start() ) {
emit installFailed();
}
}
}
void KNSPluginInstallEngine::readScanProcFromStdout()
{
// Monitor the scan progress
QString progress = m_scanProc->readLineStdout();
int percent;
bool ok;
percent = progress.toInt(&ok);
if(!ok)
emit installFailed();
emit installProgress( (percent)/3 + 66 );
}
void KNSPluginInstallEngine::endScanProc()
{
// end of scan
if(m_scanProc->normalExit()) {
emit installProgress( 100 );
emit installCompleted();
} else
emit installFailed();
}
KNSPluginWizard::KNSPluginWizard(QWidget *parent, const char *name, KMimeType::Ptr mime)
: KWizard(parent, name, true)
, m_installEngine(mime)
{
setCaption(i18n("KDE plugin wizard"));
setModal(true);
// read the plugin installer configuration
m_installEngine.pluginAvailable();
// init the wizzard Pages
initConfirmationPage();
initLicencePage();
initInstallationProgressPage();
initFinishPage();
initPagesButtonStates();
// connect signals and slots
connectSignals();
//set correct default installation status
m_installationComplete = false;
};
KNSPluginWizard::~KNSPluginWizard()
{
};
void KNSPluginWizard::initConfirmationPage()
{
m_confirmationVBox = new QVBox(this);
new QLabel(i18n("The following plugins are available."), m_confirmationVBox);
m_pluginListView = new KListView(m_confirmationVBox);
m_pluginListView->addColumn(i18n("Name"));
m_pluginListView->setSelectionMode(QListView::Single);
new QLabel(i18n("Click on next to install the selected plugin."), m_confirmationVBox);
addPage (m_confirmationVBox, i18n("Plugin installation confirmation"));
bool selected = false;
// Fill the plugin list
QValueList<KNSPluginInfo>::iterator it;
QValueList<KNSPluginInfo> pluginList = m_installEngine.pluginList();
for( it = pluginList.begin(); it != pluginList.end(); ++it ) {
PluginListItem *item = new PluginListItem((*it) , m_pluginListView);
if(!selected) {
selected = true;
m_pluginListView->setSelected(item, true);
}
kdDebug(DEBUG_NUMBER) << "New Plugin List item"<< endl;
setNextEnabled(m_confirmationVBox, true);
}
}
void KNSPluginWizard::initLicencePage()
{
m_licenceVBox = new QVBox(this);
m_licencePageLabel = new QLabel(m_licenceVBox);
m_licencePageText = new KTextEdit(m_licenceVBox);
m_licencePageText->setReadOnly(true);
// invisible buttonGroup
QButtonGroup *buttonGroup = new QButtonGroup(this);
m_agreementButtonGroup = buttonGroup;
buttonGroup->hide();
buttonGroup->setExclusive(true);
m_licencePageAgree = new QRadioButton ( i18n("I agree."), m_licenceVBox);
m_licencePageDisagree = new QRadioButton ( i18n("I do not agree (plugin will not be installed)."), m_licenceVBox);
buttonGroup->insert(m_licencePageAgree);
buttonGroup->insert(m_licencePageDisagree);
m_licencePageDisagree->setChecked(true);
addPage (m_licenceVBox, i18n("Plugin licence"));
connect(buttonGroup, SIGNAL(clicked(int)), this, SLOT(slotAgreementClicked(int)));
}
void KNSPluginWizard::initInstallationProgressPage() {
m_installationProgressWidget = new QWidget(this);
QVBoxLayout *layout = new QVBoxLayout(m_installationProgressWidget);
layout->addWidget(new QLabel(i18n("Installation in progress."), m_installationProgressWidget));
layout->addItem(new QSpacerItem(40,20,QSizePolicy::Expanding,QSizePolicy::Expanding ));
m_installationProgressBar = new KProgress(m_installationProgressWidget);
m_installationProgressBar->setTotalSteps(100);
layout->addWidget(m_installationProgressBar);
addPage( m_installationProgressWidget, i18n("Plugin installation"));
}
void KNSPluginWizard::initFinishPage()
{
m_finishWidget = new QWidget(this);
QVBoxLayout *layout = new QVBoxLayout(m_finishWidget);
layout->addItem(new QSpacerItem(40,20,QSizePolicy::Expanding,QSizePolicy::Expanding ));
m_finishLabel = new QLabel(m_finishWidget);
layout->addWidget(m_finishLabel);
layout->addItem(new QSpacerItem(40,20,QSizePolicy::Expanding,QSizePolicy::Expanding ));
addPage(m_finishWidget, i18n("Installation status"));
}
void KNSPluginWizard::initPagesButtonStates()
{
// set buttons states for the confirmation page
setNextEnabled(m_confirmationVBox, true);
setFinishEnabled(m_confirmationVBox, false);
setHelpEnabled(m_confirmationVBox, false);
// set buttons states for the licence page
setNextEnabled(m_licenceVBox , false);
setBackEnabled(m_licenceVBox , false);
setFinishEnabled(m_licenceVBox , false);
setHelpEnabled(m_licenceVBox , false);
// for the installation page
setNextEnabled(m_installationProgressWidget , false);
setBackEnabled(m_installationProgressWidget , false);
setFinishEnabled(m_installationProgressWidget , false);
setHelpEnabled(m_installationProgressWidget , false);
// for the finish page
setNextEnabled(m_finishWidget , false);
setBackEnabled(m_finishWidget , false);
setFinishEnabled(m_finishWidget , true);
setHelpEnabled(m_finishWidget , false);
}
void KNSPluginWizard::connectSignals() {
connect(&m_installEngine, SIGNAL(installProgress(int)), m_installationProgressBar, SLOT(setProgress(int)) );
connect(&m_installEngine, SIGNAL(installCompleted()), this, SLOT(slotInstallationCompleted()) );
connect(&m_installEngine, SIGNAL(installFailed()), this, SLOT(slotInstallationFailed()) );
}
void KNSPluginWizard::showPage(QWidget *page)
{
// if the licence page is shown set the label and the licence content
if(page == m_licenceVBox && m_licencePageLabel->text().isEmpty()) {
KNSPluginInfo info = static_cast<PluginListItem *>(m_pluginListView->selectedItem())->pluginInfo();
m_licencePageLabel->setText(i18n("To install ")+info.pluginName()+i18n(" you need to agree to the following"));
QString licence;
licence = info.licence();
QString tmpFile;
if(info.licenceURL().isValid())
// retrieve the licence if we have an url
if(KIO::NetAccess::download(info.licenceURL(), tmpFile, NULL)) {
QFile f(tmpFile);
if(f.open(IO_ReadOnly)) {
QTextStream stream(&f);
stream.setEncoding(QTextStream::UnicodeUTF8);
licence = stream.read();
f.close();
KIO::NetAccess::removeTempFile(tmpFile);
}
}
// else display the licence found in the xml config
m_licencePageText->setText(licence);
}
// if the installation page is shown start the download
if(page == m_installationProgressWidget) {
KNSPluginInfo info = static_cast<PluginListItem *>(m_pluginListView->selectedItem())->pluginInfo();
m_installEngine.startInstall(info);
}
// If we must display the finish page
if(page == m_finishWidget) {
if(m_installationComplete) {
m_finishLabel->setText(i18n("Installation completed. Reload the page."));
} else
m_finishLabel->setText(i18n("Installation failed"));
}
KWizard::showPage(page);
}
int KNSPluginWizard::exec()
{
if(!m_installEngine.pluginList().count())
return QDialog::Rejected;
return KWizard::exec();
}
bool KNSPluginWizard::pluginAvailable()
{
return m_installEngine.pluginAvailable();
}
void KNSPluginWizard::slotAgreementClicked(int id)
{
if( id == m_agreementButtonGroup->id(m_licencePageAgree) ) {
setNextEnabled(m_licenceVBox, true);
} else {
setNextEnabled(m_licenceVBox, false);
}
}
void KNSPluginWizard::slotInstallationCompleted()
{
m_installationComplete = true;
// enable next button
setNextEnabled(m_installationProgressWidget, true);
next();
}
void KNSPluginWizard::slotInstallationFailed()
{
m_installationComplete = false;
showPage(m_finishWidget);
}
// KNSPlugin info copy constructor
KNSPluginInfo::KNSPluginInfo()
{
}
// KNSPlugin info constructor par an xml dom fragment
KNSPluginInfo::KNSPluginInfo(QDomNode pluginNode)
{
QDomElement e;
QDomNode node;
// Read plugin informations
node = pluginNode.firstChild();
while(!node.isNull()) {
e = node.toElement();
if( e.tagName() == "pluginname") {
kdDebug(DEBUG_NUMBER) << "found name " << e.text() << endl;
m_pluginName = e.text();
}
if( e.tagName() == "pluginurl") {
kdDebug(DEBUG_NUMBER) << "found plugin url " << e.text() << endl;
m_pluginURL = KURL(e.text());
}
if( e.tagName() == "licence") {
kdDebug(DEBUG_NUMBER) << "found licence " << e.text() << endl;
m_licence = e.text();
}
if( e.tagName() == "licenceurl") {
kdDebug(DEBUG_NUMBER) << "found licenceurl " << e.text() << endl;
m_licenceURL = KURL(e.text());
}
if( e.tagName() == "pluginfile") {
kdDebug(DEBUG_NUMBER) << "found pluginfile " << e.text() << endl;
m_pluginFileList.append(e.text());
}
node = node.nextSibling();
}
}
KNSPluginInfo::~KNSPluginInfo()
{
}
bool KNSPluginInfo::isValid() const
{
// tell if the pluginInfo is a valid One
if( m_pluginName.isEmpty() || ( m_licence.isEmpty() && !m_licenceURL.isValid() ) || !m_pluginURL.isValid() || m_pluginFileList.empty() ) {
kdDebug(DEBUG_NUMBER) << "invalid plugin info" << endl;
return false;
}
else {
kdDebug(DEBUG_NUMBER) << "valid plugin info" << endl;
return true;
}
}
// Accesors
QString KNSPluginInfo::pluginName() const
{
return m_pluginName;
}
QString KNSPluginInfo::licence() const
{
return m_licence;
}
KURL KNSPluginInfo::licenceURL() const
{
return m_licenceURL;
}
KURL KNSPluginInfo::pluginURL() const
{
return m_pluginURL;
}
const QStringList& KNSPluginInfo::pluginFileList() const
{
return m_pluginFileList;
}
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