qgsauthserverseditor.cpp

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/***************************************************************************
    qgsauthserverseditor.cpp
    ---------------------
    begin                : April 26, 2015
    copyright            : (C) 2015 by Boundless Spatial, Inc. USA
    author               : Larry Shaffer
    email                : lshaffer at boundlessgeo dot com
 ***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
 
#include "qgsauthserverseditor.h"
#include "moc_qgsauthserverseditor.cpp"
#include "ui_qgsauthserverseditor.h"
#include "qgsauthsslimportdialog.h"
 
#include <QMenu>
#include <QMessageBox>
 
#include "qgssettings.h"
#include "qgsapplication.h"
#include "qgsauthcertificateinfo.h"
#include "qgsauthcertutils.h"
#include "qgsauthmanager.h"
#include "qgsauthguiutils.h"
#include "qgslogger.h"
#include "qgsvariantutils.h"
 
QgsAuthServersEditor::QgsAuthServersEditor( QWidget *parent )
  : QWidget( parent )
{
  if ( QgsApplication::authManager()->isDisabled() )
  {
    mDisabled = true;
    mAuthNotifyLayout = new QVBoxLayout;
    this->setLayout( mAuthNotifyLayout );
    mAuthNotify = new QLabel( QgsApplication::authManager()->disabledMessage(), this );
    mAuthNotifyLayout->addWidget( mAuthNotify );
  }
  else
  {
    setupUi( this );
    connect( btnAddServer, &QToolButton::clicked, this, &QgsAuthServersEditor::btnAddServer_clicked );
    connect( btnRemoveServer, &QToolButton::clicked, this, &QgsAuthServersEditor::btnRemoveServer_clicked );
    connect( btnEditServer, &QToolButton::clicked, this, &QgsAuthServersEditor::btnEditServer_clicked );
    connect( btnGroupByOrg, &QToolButton::toggled, this, &QgsAuthServersEditor::btnGroupByOrg_toggled );
 
    connect( QgsApplication::authManager(), &QgsAuthManager::messageLog, this, &QgsAuthServersEditor::authMessageLog );
 
    connect( QgsApplication::authManager(), &QgsAuthManager::authDatabaseChanged, this, &QgsAuthServersEditor::refreshSslConfigsView );
 
    setupSslConfigsTree();
 
    connect( treeServerConfigs->selectionModel(), &QItemSelectionModel::selectionChanged, this, &QgsAuthServersEditor::selectionChanged );
 
    connect( treeServerConfigs, &QTreeWidget::itemDoubleClicked, this, &QgsAuthServersEditor::handleDoubleClick );
 
    connect( btnViewRefresh, &QAbstractButton::clicked, this, &QgsAuthServersEditor::refreshSslConfigsView );
 
    btnGroupByOrg->setChecked( false );
    const QVariant sortbyval = QgsApplication::authManager()->authSetting( QStringLiteral( "serverssortby" ), QVariant( false ) );
    if ( !QgsVariantUtils::isNull( sortbyval ) )
      btnGroupByOrg->setChecked( sortbyval.toBool() );
 
    populateSslConfigsView();
    checkSelection();
  }
}
 
void QgsAuthServersEditor::setupSslConfigsTree()
{
  treeServerConfigs->setColumnCount( 3 );
  treeServerConfigs->setHeaderLabels(
    QStringList() << tr( "Common Name" )
                  << tr( "Host" )
                  << tr( "Expiry Date" )
  );
  treeServerConfigs->setColumnWidth( 0, 275 );
  treeServerConfigs->setColumnWidth( 1, 200 );
 
  // add root sections
  mRootSslConfigItem = new QTreeWidgetItem(
    treeServerConfigs,
    QStringList( tr( "SSL Server Configurations" ) ),
    static_cast<int>( QgsAuthServersEditor::Section )
  );
  QgsAuthGuiUtils::setItemBold( mRootSslConfigItem );
  mRootSslConfigItem->setFlags( Qt::ItemIsEnabled );
  mRootSslConfigItem->setExpanded( true );
  treeServerConfigs->insertTopLevelItem( 0, mRootSslConfigItem );
}
 
void QgsAuthServersEditor::populateSslConfigsView()
{
  QgsAuthGuiUtils::removeChildren( mRootSslConfigItem );
 
  populateSslConfigsSection( mRootSslConfigItem, QgsApplication::authManager()->sslCertCustomConfigs(), QgsAuthServersEditor::ServerConfig );
}
 
void QgsAuthServersEditor::refreshSslConfigsView()
{
  populateSslConfigsView();
}
 
void QgsAuthServersEditor::populateSslConfigsSection( QTreeWidgetItem *item, const QList<QgsAuthConfigSslServer> &configs, QgsAuthServersEditor::ConfigType conftype )
{
  if ( btnGroupByOrg->isChecked() )
  {
    appendSslConfigsToGroup( configs, conftype, item );
  }
  else
  {
    appendSslConfigsToItem( configs, conftype, item );
  }
}
 
void QgsAuthServersEditor::appendSslConfigsToGroup( const QList<QgsAuthConfigSslServer> &configs, QgsAuthServersEditor::ConfigType conftype, QTreeWidgetItem *parent )
{
  if ( configs.empty() )
    return;
 
  if ( !parent )
  {
    parent = treeServerConfigs->currentItem();
  }
 
  // TODO: find all organizational name, sort and make subsections
  const QMap<QString, QList<QgsAuthConfigSslServer>> orgconfigs(
    QgsAuthCertUtils::sslConfigsGroupedByOrg( configs )
  );
 
  QMap<QString, QList<QgsAuthConfigSslServer>>::const_iterator it = orgconfigs.constBegin();
  for ( ; it != orgconfigs.constEnd(); ++it )
  {
    QTreeWidgetItem *grpitem( new QTreeWidgetItem( parent, QStringList() << it.key(), static_cast<int>( QgsAuthServersEditor::OrgName ) ) );
    grpitem->setFirstColumnSpanned( true );
    grpitem->setFlags( Qt::ItemIsEnabled );
    grpitem->setExpanded( true );
 
    QBrush orgb( grpitem->foreground( 0 ) );
    orgb.setColor( QColor::fromRgb( 90, 90, 90 ) );
    grpitem->setForeground( 0, orgb );
    QFont grpf( grpitem->font( 0 ) );
    grpf.setItalic( true );
    grpitem->setFont( 0, grpf );
 
    appendSslConfigsToItem( it.value(), conftype, grpitem );
  }
 
  parent->sortChildren( 0, Qt::AscendingOrder );
}
 
void QgsAuthServersEditor::appendSslConfigsToItem( const QList<QgsAuthConfigSslServer> &configs, QgsAuthServersEditor::ConfigType conftype, QTreeWidgetItem *parent )
{
  if ( configs.empty() )
    return;
 
  if ( !parent )
  {
    parent = treeServerConfigs->currentItem();
  }
 
  const QBrush redb( QgsAuthGuiUtils::redColor() );
 
  // Columns: Common Name, Host, Expiry Date
  const auto constConfigs = configs;
  for ( const QgsAuthConfigSslServer &config : constConfigs )
  {
    const QSslCertificate cert( config.sslCertificate() );
    const QString id( QgsAuthCertUtils::shaHexForCert( cert ) );
 
    QStringList coltxts;
    coltxts << QgsAuthCertUtils::resolvedCertName( cert );
    coltxts << QString( config.sslHostPort() );
    coltxts << cert.expiryDate().toString();
 
    QTreeWidgetItem *item( new QTreeWidgetItem( parent, coltxts, static_cast<int>( conftype ) ) );
 
    item->setIcon( 0, QgsApplication::getThemeIcon( QStringLiteral( "/mIconCertificate.svg" ) ) );
    if ( !QgsAuthCertUtils::certIsViable( cert ) )
    {
      item->setForeground( 2, redb );
      item->setIcon( 0, QgsApplication::getThemeIcon( QStringLiteral( "/mIconCertificateUntrusted.svg" ) ) );
    }
 
    item->setData( 0, Qt::UserRole, id );
  }
 
  parent->sortChildren( 0, Qt::AscendingOrder );
}
 
void QgsAuthServersEditor::selectionChanged( const QItemSelection &selected, const QItemSelection &deselected )
{
  Q_UNUSED( selected )
  Q_UNUSED( deselected )
  checkSelection();
}
 
void QgsAuthServersEditor::checkSelection()
{
  bool isconfig = false;
  if ( treeServerConfigs->selectionModel()->selection().length() > 0 )
  {
    QTreeWidgetItem *item( treeServerConfigs->currentItem() );
 
    switch ( ( QgsAuthServersEditor::ConfigType ) item->type() )
    {
      case QgsAuthServersEditor::ServerConfig:
        isconfig = true;
        break;
      default:
        break;
    }
  }
 
  btnRemoveServer->setEnabled( isconfig );
  btnEditServer->setEnabled( isconfig );
}
 
void QgsAuthServersEditor::handleDoubleClick( QTreeWidgetItem *item, int col )
{
  Q_UNUSED( col )
  bool isconfig = true;
 
  switch ( ( QgsAuthServersEditor::ConfigType ) item->type() )
  {
    case QgsAuthServersEditor::Section:
      isconfig = false;
      break;
    case QgsAuthServersEditor::OrgName:
      isconfig = false;
      break;
    default:
      break;
  }
 
  if ( isconfig )
  {
    btnEditServer_clicked();
  }
}
 
void QgsAuthServersEditor::btnAddServer_clicked()
{
  QgsAuthSslImportDialog *dlg = new QgsAuthSslImportDialog( this );
  dlg->setWindowModality( Qt::WindowModal );
  dlg->resize( 580, 512 );
  if ( dlg->exec() )
  {
    refreshSslConfigsView();
  }
  dlg->deleteLater();
}
 
void QgsAuthServersEditor::btnRemoveServer_clicked()
{
  QTreeWidgetItem *item( treeServerConfigs->currentItem() );
 
  if ( !item )
  {
    QgsDebugMsgLevel( QStringLiteral( "Current tree widget item not set" ), 2 );
    return;
  }
 
  const QString digest( item->data( 0, Qt::UserRole ).toString() );
  const QString hostport( item->text( 1 ) );
 
  if ( digest.isEmpty() )
  {
    messageBar()->pushMessage( tr( "SSL custom config id missing" ), Qgis::MessageLevel::Warning );
    return;
  }
  if ( hostport.isEmpty() )
  {
    messageBar()->pushMessage( tr( "SSL custom config host:port missing" ), Qgis::MessageLevel::Warning );
    return;
  }
 
  if ( !QgsApplication::authManager()->existsSslCertCustomConfig( digest, hostport ) )
  {
    QgsDebugError( QStringLiteral( "SSL custom config does not exist in database for host:port, id %1:" )
                     .arg( hostport, digest ) );
    return;
  }
 
  if ( QMessageBox::warning(
         this, tr( "Remove SSL Custom Configuration" ),
         tr( "Are you sure you want to remove the selected "
             "SSL custom configuration from the database?\n\n"
             "Operation can NOT be undone!" ),
         QMessageBox::Ok | QMessageBox::Cancel,
         QMessageBox::Cancel
       )
       == QMessageBox::Cancel )
  {
    return;
  }
 
  if ( !QgsApplication::authManager()->removeSslCertCustomConfig( digest, hostport ) )
  {
    messageBar()->pushMessage( tr( "ERROR removing SSL custom config from authentication database for host:port, id %1:" ).arg( hostport, digest ), Qgis::MessageLevel::Critical );
    return;
  }
 
  item->parent()->removeChild( item );
  delete item;
}
 
void QgsAuthServersEditor::btnEditServer_clicked()
{
  QTreeWidgetItem *item( treeServerConfigs->currentItem() );
 
  if ( !item )
  {
    QgsDebugMsgLevel( QStringLiteral( "Current tree widget item not set" ), 2 );
    return;
  }
 
  const QString digest( item->data( 0, Qt::UserRole ).toString() );
  const QString hostport( item->text( 1 ) );
 
  if ( digest.isEmpty() )
  {
    messageBar()->pushMessage( tr( "SSL custom config id missing." ), Qgis::MessageLevel::Warning );
    return;
  }
  if ( hostport.isEmpty() )
  {
    messageBar()->pushMessage( tr( "SSL custom config host:port missing." ), Qgis::MessageLevel::Warning );
    return;
  }
 
  if ( !QgsApplication::authManager()->existsSslCertCustomConfig( digest, hostport ) )
  {
    QgsDebugError( QStringLiteral( "SSL custom config does not exist in database" ) );
    return;
  }
 
  const QgsAuthConfigSslServer config( QgsApplication::authManager()->sslCertCustomConfig( digest, hostport ) );
  const QSslCertificate cert( config.sslCertificate() );
 
  QgsAuthSslConfigDialog *dlg = new QgsAuthSslConfigDialog( this, cert, hostport );
  dlg->sslCustomConfigWidget()->setConfigCheckable( false );
  dlg->setWindowModality( Qt::WindowModal );
  dlg->resize( 500, 500 );
  if ( dlg->exec() )
  {
    refreshSslConfigsView();
  }
  dlg->deleteLater();
}
 
void QgsAuthServersEditor::btnGroupByOrg_toggled( bool checked )
{
  if ( !QgsApplication::authManager()->storeAuthSetting( QStringLiteral( "serverssortby" ), QVariant( checked ) ) )
  {
    authMessageLog( QObject::tr( "Could not store sort by preference." ), QObject::tr( "Authentication SSL Configs" ), Qgis::MessageLevel::Warning );
  }
  populateSslConfigsView();
}
 
void QgsAuthServersEditor::authMessageLog( const QString &message, const QString &authtag, Qgis::MessageLevel level )
{
  messageBar()->pushMessage( authtag, message, level, 7 );
}
 
void QgsAuthServersEditor::showEvent( QShowEvent *e )
{
  if ( !mDisabled )
  {
    treeServerConfigs->setFocus();
  }
  QWidget::showEvent( e );
}
 
QgsMessageBar *QgsAuthServersEditor::messageBar()
{
  return msgBar;
}
 
int QgsAuthServersEditor::messageTimeout()
{
  const QgsSettings settings;
  return settings.value( QStringLiteral( "qgis/messageTimeout" ), 5 ).toInt();
}