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/webqueryieeexplore.cpp | 267 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 267 insertions(+) create mode 100644 src/webqueryieeexplore.cpp (limited to 'src/webqueryieeexplore.cpp') diff --git a/src/webqueryieeexplore.cpp b/src/webqueryieeexplore.cpp new file mode 100644 index 0000000..070f8ca --- /dev/null +++ b/src/webqueryieeexplore.cpp @@ -0,0 +1,267 @@ +/*************************************************************************** + * 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 "webqueryieeexplore.h" + +#define min(a,b) ((a)>(b)?(b):(a)) + +namespace KBibTeX +{ + WebQueryIEEExploreWidget::WebQueryIEEExploreWidget( QWidget *parent, const char *name ) + : WebQueryWidget( parent, name ) + { + init(); + + Settings *settings = Settings::self(); + QString value = settings->getWebQueryDefault( "IEEE" ); + value = value == QString::null ? "" : value; + lineEditQuery->setText( value ); + slotTextChanged( value, true ); + } + + WebQueryIEEExplore::WebQueryIEEExplore( QWidget* parent ): WebQuery( parent ), m_numberOfMatches( "Your search matched (\\d+) of" ), m_findArNumber( "srchabstract.jsp\\?arnumber=(\\d+)" ), m_date( "(?:([A-Z][a-z]{2,3})(?:(?:/|-\\d+\\s+)([A-Z][a-z]{2,3}))?)?\\.?\\s*(\\d{4})$" ), m_risURL( "http://ieeexplore.ieee.org/xpls/citationAct" ) + { + m_widget = new WebQueryIEEExploreWidget( parent ); + m_bibtexImporter = new BibTeX::FileImporterBibTeX( false ); + } + + WebQueryIEEExplore::~WebQueryIEEExplore() + { + delete m_bibtexImporter; + delete m_widget; + } + + QString WebQueryIEEExplore::title() + { + return i18n( "IEEExplore" ); + } + + QString WebQueryIEEExplore::disclaimer() + { + return i18n( "What is IEEE Xplore?" ); + } + + QString WebQueryIEEExplore::disclaimerURL() + { + return "http://ieeexplore.ieee.org/guide/g_oview_faq.jsp"; + } + + WebQueryWidget *WebQueryIEEExplore::widget() + { + return m_widget; + } + + void WebQueryIEEExplore::query() + { + WebQuery::query(); + Settings *settings = Settings::self(); + settings->setWebQueryDefault( "IEEE", m_widget->lineEditQuery->text() ); + + m_arnumList.clear(); + m_numMaxHits = min( 50, m_widget->spinBoxMaxHits->value() ); + setNumStages( m_numMaxHits + 1 ); + QString searchTerm = m_widget->lineEditQuery->text().stripWhiteSpace().replace( '$', "" ); + if ( searchTerm.isEmpty() ) + { + setEndSearch( WebQuery::statusInvalidQuery ); + return; + } + + QString category = "metadata"; + KURL url = KURL( QString( "http://ieeexplore.ieee.org/search/freesearchresult.jsp?queryText=" ).append( searchTerm.replace( "%", "%25" ).replace( "+", "%2B" ).replace( " ", "%20" ).replace( "#", "%23" ).replace( "&", "%26" ).replace( "?", "%3F" ) ).append( "+%3Cin%3E+" ).append( category ).append( "&ResultCount=" ).append( QString::number( m_numMaxHits ) ).append( "&ResultStart=0" ) ); + + QString completeText = downloadHTML( url ); + if ( completeText != QString::null && !m_aborted ) + { + if ( completeText.find( "You have entered an invalid search" ) > -1 ) + { + KMessageBox::information( m_widget, i18n( "You have entered an invalid search." ), i18n( "Search Error" ) ); + setEndSearch( WebQuery::statusInvalidQuery ); + return; + } + else if ( completeText.find( "No results" ) > -1 ) + { + setEndSearch( WebQuery::statusSuccess ); + return; + } + + m_numberOfMatches.search( completeText ); + bool ok; + m_numMatches = m_numberOfMatches.cap( 1 ).toInt( &ok ); + if ( !ok ) m_numMatches = 0; + + if ( m_numMatches <= 0 ) + { + setEndSearch( WebQuery::statusSuccess ); + return; + } + + m_findArNumber.search( completeText ); + for ( int i = 0; i < m_numMatches; ++i ) + { + if ( m_findArNumber.cap( 1 ).isEmpty() ) break; + int arnum = m_findArNumber.cap( 1 ).toInt( &ok ); + if ( !ok || arnum <= 0 ) break; + m_arnumList.append( arnum ); + + m_findArNumber.search( completeText, m_findArNumber.pos( 1 ) + 1 ); + } + + if ( !m_arnumList.isEmpty() ) + { + m_hitCounter = 1; + fetchNext(); + } + else + { + setEndSearch( WebQuery::statusSuccess ); + } + } + 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::statusSuccess ); + } + } + + void WebQueryIEEExplore::fetchNext() + { + if ( m_arnumList.isEmpty() ) return; + + int arnum = m_arnumList.first(); + m_arnumList.remove( m_arnumList.begin() ); + + m_incomingData = ""; + QString data = "dlSelect=cite&fileFormate=BibTex&arnumber=%3Carnumber%3E" + QString::number( arnum ) + "%3C%2Farnumber%3E&Submit=Download"; + + KIO::TransferJob *job = KIO::http_post( m_risURL, data.utf8(), false ); + job->addMetaData( "content-type", "Content-Type: application/x-www-form-urlencoded" ); + connect( job, SIGNAL( data( KIO::Job *, const QByteArray & ) ), this, SLOT( slotData( KIO::Job *, const QByteArray & ) ) ); + connect( job, SIGNAL( result( KIO::Job * ) ), this, SLOT( slotResult( KIO::Job * ) ) ); + } + + void WebQueryIEEExplore::slotData( KIO::Job *, const QByteArray &data ) + { + if ( data.size() > 0 ) + m_incomingData.append( QCString( data, data.size() + 1 ) ); + } + + void WebQueryIEEExplore::slotResult( KIO::Job *job ) + { + QRegExp m_date( "^(((\\d{1,2}(-\\d{1,2}))\\s+)?(([A-Z][a-z]{2,3})(/([A-Z][a-z]{2,3}))?)\\.?\\s+)?(\\d{4})$" ); + if ( job->error() ) + { + job->showErrorDialog(); + return; + } + + enterNextStage(); + m_incomingData.replace( "
", "" ); + + BibTeX::File *bibtexFile = m_bibtexImporter->load( m_incomingData ); + if ( bibtexFile != NULL ) + { + for ( BibTeX::File::ElementList::iterator it = bibtexFile->begin(); it != bibtexFile->end(); ++it ) + { + BibTeX::Entry *entry = dynamic_cast( *it ); + if ( entry != NULL ) + { + fixDate( entry ); + emit foundEntry( new BibTeX::Entry( entry ), false ); + } + } + delete bibtexFile; + } + + if ( !m_arnumList.isEmpty() ) + fetchNext(); + else + { + setEndSearch( WebQuery::statusSuccess ); + } + } + + void WebQueryIEEExplore::fixDate( BibTeX::Entry *entry ) + { + m_date.search( entry->getField( BibTeX::EntryField::ftYear )->value()->text() ); + + if ( !m_date.cap( 3 ).isNull() && !m_date.cap( 3 ).isEmpty() ) + { + BibTeX::EntryField * field = entry->getField( BibTeX::EntryField::ftYear ); + if ( field == NULL ) + { + field = new BibTeX::EntryField( BibTeX::EntryField::ftJournal ); + entry->addField( field ); + } + field->setValue( new BibTeX::Value( m_date.cap( 3 ), true ) ); + } + + QString newMonth = QString::null; + if ( !m_date.cap( 1 ).isNull() && !m_date.cap( 1 ).isEmpty() && ( newMonth = parseMonth( m_date.cap( 1 ) ) ) != QString::null ) + { + BibTeX::EntryField * field = entry->getField( BibTeX::EntryField::ftMonth ); + if ( field == NULL ) + { + field = new BibTeX::EntryField( BibTeX::EntryField::ftJournal ); + entry->addField( field ); + } + + field->setValue( new BibTeX::Value( newMonth, true ) ); + + newMonth = QString::null; + if ( !m_date.cap( 2 ).isNull() && !m_date.cap( 2 ).isEmpty() && ( newMonth = parseMonth( m_date.cap( 2 ) ) ) != QString::null ) + { + field->value()->items.append( new BibTeX::PlainText( "/" ) ); + field->value()->items.append( new BibTeX::MacroKey( newMonth ) ); + } + } + } + + QString WebQueryIEEExplore::parseMonth( const QString &month ) + { + for ( unsigned int i = 0; i < sizeof( BibTeX::MonthsTriple ) / sizeof( BibTeX::MonthsTriple[0] ); ++i ) + if ( month.startsWith( BibTeX::MonthsTriple[i], false ) ) return BibTeX::MonthsTriple[i]; + return QString::null; + } + +} +#include "webqueryieeexplore.moc" -- cgit v1.2.3