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/* ============================================================
*
* This file is a part of the rekonq project
*
* Copyright (C) 2009 by Fredy Yanardi <fyanardi@gmail.com>
* Copyright (C) 2010 by Lionel Chauvin <megabigbug@yahoo.fr>
* Copyright (C) 2010 by Andrea Diamantini <adjam7 at gmail 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) version 3 or any later version
* accepted by the membership of KDE e.V. (or its successor approved
* by the membership of KDE e.V.), which shall act as a proxy
* defined in Section 14 of version 3 of the license.
*
* 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, see <http://www.gnu.org/licenses/>.
*
* ============================================================ */
// Self Includes
#include "opensearchmanager.h"
#include "opensearchmanager.moc"
// Local Includes
#include "opensearchengine.h"
#include "opensearchreader.h"
#include "opensearchwriter.h"
// KDE Includes
#include <KDebug>
#include <KGlobal>
#include <KStandardDirs>
#include <KUrl>
#include <kio/scheduler.h>
// Qt Includes
#include <QtCore/QFile>
OpenSearchManager::OpenSearchManager(QObject *parent)
: QObject(parent)
, m_activeEngine(0)
{
m_state = IDLE;
}
OpenSearchManager::~OpenSearchManager()
{
qDeleteAll(m_enginesMap.values());
m_enginesMap.clear();
}
void OpenSearchManager::setSearchProvider(const QString &searchProvider)
{
m_activeEngine = 0;
if (!m_enginesMap.contains(searchProvider))
{
const QString fileName = KGlobal::dirs()->findResource("data", "rekonq/opensearch/" + searchProvider + ".xml");
kDebug() << searchProvider << " file name path: " << fileName;
if (fileName.isEmpty())
{
kDebug() << "OpenSearch file name empty";
return;
}
QFile file(fileName);
if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
{
kDebug() << "Cannot open opensearch description file: " + fileName;
return;
}
OpenSearchReader reader;
OpenSearchEngine *engine = reader.read(&file);
if (engine)
{
m_enginesMap.insert(searchProvider, engine);
}
else
{
return;
}
}
m_activeEngine = m_enginesMap.value(searchProvider);
}
bool OpenSearchManager::isSuggestionAvailable()
{
return m_activeEngine != 0;
}
void OpenSearchManager::addOpenSearchEngine(const KUrl &url, const QString &title)
{
Q_UNUSED(title);
m_jobData.clear();
if (m_state != IDLE)
{
// TODO: cancel job
}
m_state = REQ_DESCRIPTION;
KIO::TransferJob *job = KIO::get(url, KIO::NoReload, KIO::HideProgressInfo);
connect(job, SIGNAL(data(KIO::Job *, const QByteArray &)), this, SLOT(dataReceived(KIO::Job *, const QByteArray &)));
connect(job, SIGNAL(result(KJob *)), this, SLOT(jobFinished(KJob *)));
}
void OpenSearchManager::requestSuggestion(const QString &searchText)
{
if (!m_activeEngine)
return;
if (m_state != IDLE)
{
// TODO: cancel job
}
m_state = REQ_SUGGESTION;
_typedText = searchText;
KUrl url = m_activeEngine->suggestionsUrl(searchText);
kDebug() << "Requesting for suggestions: " << url.url();
m_jobData.clear();
KIO::TransferJob *job = KIO::get(url, KIO::NoReload, KIO::HideProgressInfo);
connect(job, SIGNAL(data(KIO::Job *, const QByteArray &)), this, SLOT(dataReceived(KIO::Job *, const QByteArray &)));
connect(job, SIGNAL(result(KJob *)), this, SLOT(jobFinished(KJob *)));
}
void OpenSearchManager::dataReceived(KIO::Job *job, const QByteArray &data)
{
Q_UNUSED(job);
m_jobData.append(data);
}
void OpenSearchManager::jobFinished(KJob *job)
{
if (job->error())
return; // just silently return
if (m_state == REQ_SUGGESTION)
{
const QStringList suggestionsList = m_activeEngine->parseSuggestion(m_jobData);
kDebug() << "Received suggestions in "<< _typedText << " from " << m_activeEngine->name() << ": " << suggestionsList;
emit suggestionReceived(_typedText, suggestionsList);
return;
}
if (m_state == REQ_DESCRIPTION)
{
OpenSearchReader reader;
OpenSearchEngine *engine = reader.read(m_jobData);
if (engine)
{
m_enginesMap.insert(engine->name(), engine);
QString path = KGlobal::dirs()->findResource("data", "rekonq/opensearch/");
QString fileName = trimmedEngineName(engine->name());
QFile file(path + fileName + ".xml");
OpenSearchWriter writer;
writer.write(&file, engine);
QString searchUrl = OpenSearchEngine::parseTemplate("\\{@}", engine->searchUrlTemplate());
emit openSearchEngineAdded(engine->name(), searchUrl, fileName);
}
else
{
kFatal() << "Error while adding new open search engine";
}
}
}
QString OpenSearchManager::trimmedEngineName(const QString &engineName) const
{
QString trimmed;
QString::ConstIterator constIter = engineName.constBegin();
while (constIter != engineName.constEnd())
{
if (constIter->isSpace())
{
trimmed.append('-');
}
else
{
if (*constIter != '.')
{
trimmed.append(constIter->toLower());
}
}
constIter++;
}
return trimmed;
}
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