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Diffstat (limited to 'src/assistant/tools/assistant/xbelsupport.cpp')
| -rw-r--r-- | src/assistant/tools/assistant/xbelsupport.cpp | 233 |
1 files changed, 233 insertions, 0 deletions
diff --git a/src/assistant/tools/assistant/xbelsupport.cpp b/src/assistant/tools/assistant/xbelsupport.cpp new file mode 100644 index 000000000..2979d10c1 --- /dev/null +++ b/src/assistant/tools/assistant/xbelsupport.cpp @@ -0,0 +1,233 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the Qt Assistant of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#include "tracer.h" + +#include "xbelsupport.h" + +#include "bookmarkitem.h" +#include "bookmarkmodel.h" + +#include <QtCore/QDate> +#include <QtCore/QModelIndex> + +QT_BEGIN_NAMESPACE + +struct Bookmark { + QString title; + QString url; + bool folded; +}; + +XbelWriter::XbelWriter(BookmarkModel *model) + : QXmlStreamWriter() + , bookmarkModel(model) +{ + TRACE_OBJ + setAutoFormatting(true); +} + +void XbelWriter::writeToFile(QIODevice *device) +{ + TRACE_OBJ + setDevice(device); + + writeStartDocument(); + writeDTD(QLatin1String("<!DOCTYPE xbel>")); + writeStartElement(QLatin1String("xbel")); + writeAttribute(QLatin1String("version"), QLatin1String("1.0")); + + const QModelIndex &root = bookmarkModel->index(0,0, QModelIndex()); + for (int i = 0; i < bookmarkModel->rowCount(root); ++i) + writeData(bookmarkModel->index(i, 0, root)); + writeEndDocument(); +} + +void XbelWriter::writeData(const QModelIndex &index) +{ + TRACE_OBJ + if (index.isValid()) { + Bookmark entry; + entry.title = index.data().toString(); + entry.url = index.data(UserRoleUrl).toString(); + + if (index.data(UserRoleFolder).toBool()) { + writeStartElement(QLatin1String("folder")); + entry.folded = !index.data(UserRoleExpanded).toBool(); + writeAttribute(QLatin1String("folded"), entry.folded + ? QLatin1String("yes") : QLatin1String("no")); + writeTextElement(QLatin1String("title"), entry.title); + + for (int i = 0; i < bookmarkModel->rowCount(index); ++i) + writeData(bookmarkModel->index(i, 0 , index)); + writeEndElement(); + } else { + writeStartElement(QLatin1String("bookmark")); + writeAttribute(QLatin1String("href"), entry.url); + writeTextElement(QLatin1String("title"), entry.title); + writeEndElement(); + } + } +} + +// -- XbelReader + +XbelReader::XbelReader(BookmarkModel *model) + : QXmlStreamReader() + , bookmarkModel(model) +{ + TRACE_OBJ +} + +bool XbelReader::readFromFile(QIODevice *device) +{ + TRACE_OBJ + setDevice(device); + + while (!atEnd()) { + readNext(); + + if (isStartElement()) { + if (name() == QLatin1String("xbel") + && attributes().value(QLatin1String("version")) + == QLatin1String("1.0")) { + const QModelIndex &root = bookmarkModel->index(0,0, QModelIndex()); + parents.append(bookmarkModel->addItem(root, true)); + readXBEL(); + bookmarkModel->setData(parents.first(), + QDate::currentDate().toString(Qt::ISODate), Qt::EditRole); + } else { + raiseError(QLatin1String("The file is not an XBEL version 1.0 file.")); + } + } + } + + return !error(); +} + +void XbelReader::readXBEL() +{ + TRACE_OBJ + while (!atEnd()) { + readNext(); + + if (isEndElement()) + break; + + if (isStartElement()) { + if (name() == QLatin1String("folder")) + readFolder(); + else if (name() == QLatin1String("bookmark")) + readBookmark(); + else + readUnknownElement(); + } + } +} + +void XbelReader::readFolder() +{ + TRACE_OBJ + parents.append(bookmarkModel->addItem(parents.last(), true)); + bookmarkModel->setData(parents.last(), + attributes().value(QLatin1String("folded")) == QLatin1String("no"), + UserRoleExpanded); + + while (!atEnd()) { + readNext(); + + if (isEndElement()) + break; + + if (isStartElement()) { + if (name() == QLatin1String("title")) { + bookmarkModel->setData(parents.last(), readElementText(), + Qt::EditRole); + } else if (name() == QLatin1String("folder")) + readFolder(); + else if (name() == QLatin1String("bookmark")) + readBookmark(); + else + readUnknownElement(); + } + } + + parents.removeLast(); +} + +void XbelReader::readBookmark() +{ + TRACE_OBJ + const QModelIndex &index = bookmarkModel->addItem(parents.last(), false); + if (BookmarkItem* item = bookmarkModel->itemFromIndex(index)) { + item->setData(UserRoleUrl, attributes().value(QLatin1String("href")) + .toString()); + } + + while (!atEnd()) { + readNext(); + + if (isEndElement()) + break; + + if (isStartElement()) { + if (name() == QLatin1String("title")) + bookmarkModel->setData(index, readElementText(), Qt::EditRole); + else + readUnknownElement(); + } + } +} + +void XbelReader::readUnknownElement() +{ + TRACE_OBJ + while (!atEnd()) { + readNext(); + + if (isEndElement()) + break; + + if (isStartElement()) + readUnknownElement(); + } +} + +QT_END_NAMESPACE |