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/*
* This file is part of smolbote. It's copyrighted by the contributors recorded
* in the version control history of the file, available from its original
* location: git://neueland.iserlohn-fortress.net/smolbote.git
*
* SPDX-License-Identifier: GPL-3.0
*/
#include "xbel.h"
#include <QFile>
Xbel::Xbel(const QString &path)
{
m_path = path;
}
bool Xbel::read(BookmarkItem *root)
{
// if the path is empty, there is nothing to load
if(m_path.isEmpty()) {
return false;
}
QFile file(m_path);
if(!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
// file cannot be opened for reading
return false;
}
QXmlStreamReader xmlReader(&file);
if(xmlReader.readNextStartElement()) {
if(!(xmlReader.name() == "xbel" && xmlReader.attributes().value("version") == "1.0")) {
// invalid xbel
qWarning("Error parsing %s", qUtf8Printable(m_path));
return false;
}
readChildElements(xmlReader, root);
}
file.close();
return true;
}
void Xbel::readChildElements(QXmlStreamReader &reader, BookmarkItem *parentItem)
{
while(reader.readNextStartElement()) {
if(reader.name() == "title") {
parentItem->title = reader.readElementText();
} else if(reader.name() == "folder") {
BookmarkItem *item = new BookmarkItem(BookmarkItem::Folder, parentItem);
item->folded = reader.attributes().value("folded") == QLatin1String("yes");
readChildElements(reader, item);
} else if(reader.name() == "bookmark") {
BookmarkItem *item = new BookmarkItem(BookmarkItem::Bookmark, parentItem);
item->href = reader.attributes().value("href").toString();
readChildElements(reader, item);
} else {
reader.skipCurrentElement();
}
}
}
bool Xbel::write(BookmarkItem *root)
{
// if the path is empty, there is nothing to save to
if(m_path.isEmpty())
return false;
QFile file(m_path);
if(!file.open(QIODevice::WriteOnly | QIODevice::Text)) {
// file cannot be opened for writing
return false;
}
QXmlStreamWriter xmlWriter(&file);
xmlWriter.setAutoFormatting(true);
xmlWriter.writeStartDocument();
xmlWriter.writeDTD("<!DOCTYPE xbel>");
xmlWriter.writeStartElement("xbel");
xmlWriter.writeAttribute("version", "1.0");
writeChildElements(xmlWriter, root);
xmlWriter.writeEndDocument();
file.close();
return true;
}
void Xbel::writeChildElements(QXmlStreamWriter &writer, BookmarkItem *parentItem)
{
for(int i = 0; i < parentItem->childCount(); ++i) {
BookmarkItem *node = parentItem->child(i);
switch(node->type()) {
case BookmarkItem::Root:
break;
case BookmarkItem::Folder:
writer.writeStartElement("folder");
writer.writeAttribute("folded", node->folded ? "yes" : "no");
writer.writeTextElement("title", node->title);
for(int j = 0; j < node->childCount(); ++j) {
writeChildElements(writer, node);
}
writer.writeEndElement();
break;
case BookmarkItem::Bookmark:
writer.writeStartElement("bookmark");
writer.writeAttribute("href", node->href);
writer.writeTextElement("title", node->title);
writer.writeEndElement();
break;
}
}
}
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