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/* ============================================================
*
* This file is a part of the rekonq project
*
* Copyright (C) 2009 by Jakub Wieczorek <faw217@gmail.com>
* 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 "opensearchreader.h"
// Local Includes
#include "opensearchengine.h"
#include "suggestionparser.h"
// KDE Includes
#include <KLocalizedString>
// Qt Includes
#include <QtCore/QIODevice>
OpenSearchReader::OpenSearchReader()
: QXmlStreamReader()
{
}
OpenSearchEngine *OpenSearchReader::read(const QByteArray &data)
{
clear();
addData(data);
return read();
}
OpenSearchEngine *OpenSearchReader::read(QIODevice *device)
{
clear();
if (!device->isOpen())
{
device->open(QIODevice::ReadOnly);
}
setDevice(device);
return read();
}
OpenSearchEngine *OpenSearchReader::read()
{
OpenSearchEngine *engine = new OpenSearchEngine();
while (!isStartElement() && !atEnd())
{
readNext();
}
if ( name() != QL1S("OpenSearchDescription")
|| namespaceUri() != QL1S("http://a9.com/-/spec/opensearch/1.1/")
)
{
raiseError(i18n("The file is not an OpenSearch 1.1 file."));
return engine;
}
while (!(isEndElement() && name() == QL1S("OpenSearchDescription")) && !atEnd())
{
readNext();
if (!isStartElement())
continue;
// ShortName
if (name() == QL1S("ShortName"))
{
engine->setName(readElementText());
continue;
}
// Description
if (name() == QL1S("Description"))
{
engine->setDescription(readElementText());
continue;
}
// Url
if (name() == QL1S("Url"))
{
QString type = attributes().value(QL1S("type")).toString();
QString url = attributes().value(QL1S("template")).toString();
if (url.isEmpty())
continue;
QList<OpenSearchEngine::Parameter> parameters;
readNext();
while (!(isEndElement() && name() == QL1S("Url")))
{
if (!isStartElement()
|| (name() != QL1S("Param")
&& name() != QL1S("Parameter")))
{
readNext();
continue;
}
QString key = attributes().value(QL1S("name")).toString();
QString value = attributes().value(QL1S("value")).toString();
if (!key.isEmpty() && !value.isEmpty())
{
parameters.append(OpenSearchEngine::Parameter(key, value));
}
while (!isEndElement())
{
readNext();
}
}
if (type == QL1S("text/html"))
{
engine->setSearchUrlTemplate(url);
engine->setSearchParameters(parameters);
}
else
{
if (engine->suggestionsUrlTemplate().isEmpty()
&& type == QL1S("application/x-suggestions+json")) //note: xml is prefered
{
engine->setSuggestionsUrlTemplate(url);
engine->setSuggestionsParameters(parameters);
engine->setSuggestionParser(new JSONParser());
}
else if (type == QL1S("application/x-suggestions+xml"))
{
engine->setSuggestionsUrlTemplate(url);
engine->setSuggestionsParameters(parameters);
engine->setSuggestionParser(new XMLParser());
}
}
continue;
}
// Image
if (name() == QL1S("Image"))
{
engine->setImageUrl(readElementText());
continue;
}
// Engine check
if ( !engine->name().isEmpty()
&& !engine->description().isEmpty()
&& !engine->suggestionsUrlTemplate().isEmpty()
&& !engine->searchUrlTemplate().isEmpty()
&& !engine->imageUrl().isEmpty()
)
{
break;
}
}
return engine;
}
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