From 998f21e02a725cd553d7c278819f67cd81295af4 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Sl=C3=A1vek=20Banko?= Date: Mon, 24 Jun 2013 02:08:15 +0200 Subject: Initial import --- src/webquerycsb.cpp | 289 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 289 insertions(+) create mode 100644 src/webquerycsb.cpp (limited to 'src/webquerycsb.cpp') diff --git a/src/webquerycsb.cpp b/src/webquerycsb.cpp new file mode 100644 index 0000000..2a5ac54 --- /dev/null +++ b/src/webquerycsb.cpp @@ -0,0 +1,289 @@ +/*************************************************************************** + * Copyright (C) 2004-2009 by Thomas Fischer * + * fischer@unix-ag.uni-kl.de * + * * + * 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. * + * * + * This program 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 General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include + +#include +#include "webquerycsb.h" + +namespace KBibTeX +{ + WebQueryCSBWidget::WebQueryCSBWidget( QWidget *parent, const char *name ) + : WebQueryWidget( parent, name ) + { + init(); + + Settings *settings = Settings::self(); + QString value = settings->getWebQueryDefault( "CSB_query" ); + value = value == QString::null ? "" : value; + lineEditQuery->setText( value ); + value = settings->getWebQueryDefault( "CSB_field" ); + value = value == QString::null || value.isEmpty() ? "0" : value; + comboBoxField->setCurrentItem( value.toInt() ); + value = settings->getWebQueryDefault( "CSB_yearCheck" ); + value = value == QString::null || value.isEmpty() ? "0" : value; + checkBoxYear->setChecked( value == "1" ); + value = settings->getWebQueryDefault( "CSB_yearType" ); + value = value == QString::null || value.isEmpty() ? "0" : value; + comboBoxYear->setCurrentItem( value.toInt() ); + value = settings->getWebQueryDefault( "CSB_yearValue" ); + value = value == QString::null ? "2000" : value; + spinBoxYear->setValue( value.toInt() ); + value = settings->getWebQueryDefault( "CSB_sortBy" ); + value = value == QString::null || value.isEmpty() ? "0" : value; + comboBoxSortBy->setCurrentItem( value.toInt() ); + value = settings->getWebQueryDefault( "CSB_onlinePapersOnly" ); + value = value == QString::null || value.isEmpty() ? "0" : value; + checkBoxOnlinePapersOnly->setChecked( value == "1" ); + slotTextChanged( value, true ); + } + + void WebQueryCSBWidget::init() + { + QVBoxLayout *vLayout = new QVBoxLayout( this, 0, KDialog::spacingHint() ); + + QHBoxLayout *hLayout = new QHBoxLayout( ); + vLayout->addLayout( hLayout ); + KPushButton *clearSearchText = new KPushButton( this ); + clearSearchText->setIconSet( QIconSet( SmallIcon( "locationbar_erase" ) ) ); + hLayout->addWidget( clearSearchText ); + QLabel *label = new QLabel( i18n( "Search &term:" ), this ); + hLayout->addWidget( label ); + lineEditQuery = new KLineEdit( this ); + KCompletion *completionQuery = lineEditQuery->completionObject(); + hLayout->addWidget( lineEditQuery ); + label->setBuddy( lineEditQuery ); + hLayout->addSpacing( KDialog::spacingHint() * 2 ); + label = new QLabel( i18n( "Here, \"Field\" refers to a parameter for the CSB search (author, title, any)", "&Field:" ), this ); + hLayout->addWidget( label ); + comboBoxField = new KComboBox( false, this ); + hLayout->addWidget( comboBoxField ); + label->setBuddy( comboBoxField ); + connect( clearSearchText, SIGNAL( clicked() ), lineEditQuery, SLOT( clear() ) ); + connect( lineEditQuery, SIGNAL( textChanged( const QString& ) ), this, SLOT( slotTextChanged( const QString& ) ) ); + hLayout->setStretchFactor( lineEditQuery, 5 ); + connect( lineEditQuery, SIGNAL( returnPressed() ), this, SIGNAL( startSearch() ) ); + connect( lineEditQuery, SIGNAL( returnPressed( const QString& ) ), completionQuery, SLOT( addItem( const QString& ) ) ); + + hLayout = new QHBoxLayout( ); + vLayout->addLayout( hLayout ); + label = new QLabel( i18n( "&Number of results:" ), this ); + hLayout->addWidget( label ); + spinBoxMaxHits = new QSpinBox( 1, 500, 1, this ); + spinBoxMaxHits->setValue( 10 ); + hLayout->setStretchFactor( spinBoxMaxHits, 3 ); + hLayout->addWidget( spinBoxMaxHits ); + label->setBuddy( spinBoxMaxHits ); + hLayout->addSpacing( KDialog::spacingHint() * 2 ); + checkBoxYear = new QCheckBox( i18n( "&Year:" ), this ); + hLayout->setStretchFactor( checkBoxYear, 1 ); + checkBoxYear->setChecked( true ); + hLayout->addWidget( checkBoxYear ); + connect( checkBoxYear, SIGNAL( toggled( bool ) ), this, SLOT( slotYearCheckToggled() ) ); + comboBoxYear = new KComboBox( false, this ); + hLayout->setStretchFactor( comboBoxYear, 3 ); + hLayout->addWidget( comboBoxYear ); + spinBoxYear = new QSpinBox( 1800, 2100, 1, this ); + spinBoxYear->setValue( QDate::currentDate().year() ); + hLayout->setStretchFactor( spinBoxYear, 6 ); + hLayout->addWidget( spinBoxYear ); + + hLayout->addSpacing( KDialog::spacingHint() * 2 ); + label = new QLabel( i18n( "Sort &by:" ), this ); + hLayout->addWidget( label ); + comboBoxSortBy = new KComboBox( false, this ); + hLayout->setStretchFactor( comboBoxSortBy, 8 ); + hLayout->addWidget( comboBoxSortBy ); + label->setBuddy( comboBoxSortBy ); + + hLayout = new QHBoxLayout( ); + vLayout->addLayout( hLayout ); + checkBoxOnlinePapersOnly = new QCheckBox( i18n( "Online papers only" ), this ); + hLayout->addWidget( checkBoxOnlinePapersOnly ); + + comboBoxField->insertItem( i18n( "any" ) ); + comboBoxField->insertItem( i18n( "author" ) ); + comboBoxField->insertItem( i18n( "title" ) ); + comboBoxYear->insertItem( i18n( "exact" ) ); + comboBoxYear->insertItem( i18n( "until" ) ); + comboBoxYear->insertItem( i18n( "from" ) ); + comboBoxYear->setCurrentItem( 1 ); + comboBoxSortBy->insertItem( i18n( "none" ) ); + comboBoxSortBy->insertItem( i18n( "score" ) ); + comboBoxSortBy->insertItem( i18n( "year" ) ); + } + + void WebQueryCSBWidget::slotYearCheckToggled() + { + bool yearEnabled = checkBoxYear->isChecked(); + comboBoxYear->setEnabled( yearEnabled ); + spinBoxYear->setEnabled( yearEnabled ); + } + + WebQueryCSB::WebQueryCSB( QWidget* parent ): WebQuery( parent ) + { + m_importer = new BibTeX::FileImporterBibTeX( FALSE ); + m_importer->setIgnoreComments( TRUE ); + m_widget = new WebQueryCSBWidget( parent ); + } + + WebQueryCSB::~WebQueryCSB() + { + delete m_widget; + delete m_importer; + } + + QString WebQueryCSB::title() + { + return i18n( "Computer Science Bibliographies" ); + } + + QString WebQueryCSB::disclaimer() + { + return i18n( "Copyright for the Bibliography Collection" ); + } + + QString WebQueryCSB::disclaimerURL() + { + return "http://liinwww.ira.uka.de/bibliography/Copyright.html"; + } + + WebQueryWidget *WebQueryCSB::widget() + { + return m_widget; + } + + void WebQueryCSB::query() + { + WebQuery::query(); + + Settings *settings = Settings::self(); + settings->setWebQueryDefault( "CSB_query", m_widget->lineEditQuery->text() ); + settings->setWebQueryDefault( "CSB_field", QString::number( m_widget->comboBoxField->currentItem() ) ); + settings->setWebQueryDefault( "CSB_yearCheck", m_widget->checkBoxYear->isChecked() ? "1" : "0" ); + settings->setWebQueryDefault( "CSB_yearType", QString::number( m_widget->comboBoxYear->currentItem() ) ); + settings->setWebQueryDefault( "CSB_yearValue", QString::number( m_widget->spinBoxYear->value() ) ); + settings->setWebQueryDefault( "CSB_sortBy", QString::number( m_widget->comboBoxSortBy->currentItem() ) ); + settings->setWebQueryDefault( "CSB_onlinePapersOnly", m_widget->checkBoxOnlinePapersOnly->isChecked() ? "1" : "0" ); + + setNumStages( 1 ); + + int numberOfResults = m_widget->spinBoxMaxHits->value(); + QString searchTerm = m_widget->lineEditQuery->text().stripWhiteSpace().replace( '$', "" ); + + QString year; + if ( m_widget->checkBoxYear->isChecked() ) + { + switch ( m_widget->comboBoxYear->currentItem() ) + { + case 1: year = QString( "before=%1" ).arg( m_widget->spinBoxYear->value() ); break; + case 2: year = QString( "since=%1" ).arg( m_widget->spinBoxYear->value() ); break; + default: year = QString( "year=%1" ).arg( m_widget->spinBoxYear->value() ); break; + } + } + + QString field; + switch ( m_widget->comboBoxField->currentItem() ) + { + case 1: field = "au"; break; + case 2: field = "ti"; break; + default: field = ""; break; + } + + QString sortBy; + switch ( m_widget->comboBoxSortBy->currentItem() ) + { + case 1: sortBy = "&sort=score"; break; + case 2: sortBy = "&sort=year"; break; + default: sortBy = ""; break; + } + + QString onlinePapersOnly = m_widget->checkBoxOnlinePapersOnly->isChecked() ? "&online=on" : ""; + + KURL url = KURL( QString( "http://liinwww.ira.uka.de/csbib?query=%4&results=bibtex&maxnum=%1&%2&field=%3" ).arg( numberOfResults ).arg( year ).arg( field ).arg( searchTerm.replace( "%", "%25" ).replace( "+", "%2B" ).replace( " ", "%20" ).replace( "#", "%23" ).replace( "&", "%26" ).replace( "?", "%3F" ) ).append( onlinePapersOnly ).append( sortBy ) ); + + QString rawText = download( url ); + if ( rawText != NULL && !m_aborted ) + { + QRegExp removeXML( "<[^>]+>" ); + rawText.replace( removeXML, "" ); + + BibTeX::FileImporterBibTeX importer( FALSE ); + importer.setIgnoreComments( TRUE ); + QBuffer buffer; + + buffer.open( IO_WriteOnly ); + QTextStream ts( &buffer ); + ts.setEncoding( QTextStream::UnicodeUTF8 ); + ts << rawText << endl; + buffer.close(); + + buffer.open( IO_ReadOnly ); + BibTeX::File *tmpBibFile = importer.load( &buffer ); + buffer.close(); + + if ( tmpBibFile != NULL && tmpBibFile->count() > 0 ) + { + for ( BibTeX::File::ElementList::iterator it = tmpBibFile->begin(); !m_aborted && it != tmpBibFile->end(); ++it ) + { + BibTeX::Entry *entry = dynamic_cast( *it ); + if ( entry != NULL ) + emit foundEntry( new BibTeX::Entry( entry ), false ); + } + + setEndSearch( WebQuery::statusSuccess ); + } + else + setEndSearch( WebQuery::statusError ); + + if ( tmpBibFile != NULL ) + delete tmpBibFile; + } + else if ( !m_aborted ) + { + QString message = KIO::NetAccess::lastErrorString(); + if ( message.isEmpty() ) + message.prepend( '\n' ); + message.prepend( QString( i18n( "Querying database '%1' failed." ) ).arg( title() ) ); + KMessageBox::error( m_parent, message ); + setEndSearch( WebQuery::statusError ); + } + else + setEndSearch( WebQuery::statusAborted ); + } + +} +#include "webquerycsb.moc" -- cgit v1.2.1