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Diffstat (limited to 'src/search/opensearchreader.cpp')
-rw-r--r-- | src/search/opensearchreader.cpp | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/src/search/opensearchreader.cpp b/src/search/opensearchreader.cpp new file mode 100644 index 00000000..0aa0f91f --- /dev/null +++ b/src/search/opensearchreader.cpp @@ -0,0 +1,133 @@ +/* + * Copyright 2009 Jakub Wieczorek <faw217@gmail.com> + * Copyright 2009 Fredy Yanardi <fyanardi@gmail.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. + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301 USA + */ + +#include "opensearchreader.h" + +#include "opensearchengine.h" + +#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() != QLatin1String("OpenSearchDescription") + || namespaceUri() != QLatin1String("http://a9.com/-/spec/opensearch/1.1/")) { + raiseError(QObject::tr("The file is not an OpenSearch 1.1 file.")); + return engine; + } + + while (!(isEndElement() && name() == QLatin1String("OpenSearchDescription")) && !atEnd()) { + readNext(); + + if (!isStartElement()) { + continue; + } + + if (name() == QLatin1String("ShortName")) { + engine->setName(readElementText()); + } + else if (name() == QLatin1String("Description")) { + engine->setDescription(readElementText()); + } + else if (name() == QLatin1String("Url")) { + QString type = attributes().value(QLatin1String("type")).toString(); + QString url = attributes().value(QLatin1String("template")).toString(); + + if (url.isEmpty()) + continue; + + QList<OpenSearchEngine::Parameter> parameters; + + readNext(); + + while (!(isEndElement() && name() == QLatin1String("Url"))) { + if (!isStartElement() || (name() != QLatin1String("Param") && name() != QLatin1String("Parameter"))) { + readNext(); + continue; + } + + QString key = attributes().value(QLatin1String("name")).toString(); + QString value = attributes().value(QLatin1String("value")).toString(); + + if (!key.isEmpty() && !value.isEmpty()) { + parameters.append(OpenSearchEngine::Parameter(key, value)); + } + + while (!isEndElement()) { + readNext(); + } + } + + if (type == QLatin1String("application/x-suggestions+json")) { + engine->setSuggestionsUrlTemplate(url); + engine->setSuggestionsParameters(parameters); + } + else { + engine->setSearchUrlTemplate(url); + engine->setSearchParameters(parameters); + } + } + else if (name() == QLatin1String("Image")) { + engine->setImageUrl(readElementText()); + } + + if (!engine->name().isEmpty() + && !engine->description().isEmpty() + && !engine->suggestionsUrlTemplate().isEmpty() + && !engine->searchUrlTemplate().isEmpty() + && !engine->imageUrl().isEmpty()) { + break; + } + } + + return engine; +} + |