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/* ============================================================
* rekonq
* ============================================================
* SPDX-License-Identifier: GPL-3.0-only
* Copyright (C) 2022 aqua <aqua@iserlohn-fortress.net>
* ============================================================
* Description: rekonq bookmarks model
* ============================================================ */
#include "bookmarkstreeformat_xbel.h"
#include "bookmarkstreeitem.hpp"
#include <QDateTime>
#include <QXmlStreamReader>
inline void readNodeAttributes(BookmarksTreeItem *item, const QXmlStreamAttributes &attributes)
{
// id
if (attributes.hasAttribute(xbel::attr_id))
item->setData(BookmarksTreeItem::Id, attributes.value(xbel::attr_id).toString());
// added
if (attributes.hasAttribute(xbel::attr_added)) {
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
auto dateTime = QDateTime::fromString(attributes.value(xbel::attr_added), Qt::ISODate);
#else
auto dateTime = QDateTime::fromString(attributes.value(xbel::attr_added).toString(), Qt::ISODate);
#endif
if (!dateTime.isNull() && dateTime.isValid()) item->setData(BookmarksTreeItem::Added, dateTime);
}
}
inline void readUrlAttributes(BookmarksTreeItem *item, const QXmlStreamAttributes &attributes)
{
// href (required)
if (attributes.hasAttribute(xbel::attr_href))
item->setData(BookmarksTreeItem::Href, attributes.value(xbel::attr_href).toString());
// visited
if (attributes.hasAttribute(xbel::attr_visited)) {
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
auto dateTime = QDateTime::fromString(attributes.value(xbel::attr_visited), Qt::ISODate);
#else
auto dateTime = QDateTime::fromString(attributes.value(xbel::attr_visited).toString(), Qt::ISODate);
#endif
if (!dateTime.isNull() && dateTime.isValid()) item->setData(BookmarksTreeItem::Visited, dateTime);
}
// modified
if (attributes.hasAttribute(xbel::attr_modified)) {
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
auto dateTime = QDateTime::fromString(attributes.value(xbel::attr_modified), Qt::ISODate);
#else
auto dateTime = QDateTime::fromString(attributes.value(xbel::attr_modified).toString(), Qt::ISODate);
#endif
if (!dateTime.isNull() && dateTime.isValid()) item->setData(BookmarksTreeItem::Modified, dateTime);
}
}
[[nodiscard]] inline bool readItemAttributes(BookmarksTreeItem *item, const QXmlStreamAttributes &attr)
{
bool has_errors = false;
switch (item->type()) {
case BookmarksTreeItem::Root:
if (!attr.hasAttribute(xbel::attr_version)) {
has_errors = true;
// spdlog::error("xbel::read: xbel has no version");
}
else if (attr.value(xbel::attr_version).compare(QLatin1String{xbel::attr_version_value}) != 0) {
has_errors = true;
// spdlog::error("xbel::read: unknown xbel version");
}
readNodeAttributes(item, attr);
break;
case BookmarksTreeItem::Folder:
readNodeAttributes(item, attr);
if (attr.hasAttribute(xbel::attr_folded))
item->setExpanded(attr.value(xbel::attr_folded).compare(QLatin1String{xbel::attr_folded_yes}) != 0);
break;
case BookmarksTreeItem::Separator:
break;
case BookmarksTreeItem::Bookmark:
readNodeAttributes(item, attr);
readUrlAttributes(item, attr);
break;
case BookmarksTreeItem::Alias:
if (!attr.hasAttribute(xbel::attr_ref)) {
has_errors = true;
// spdlog::error("xbel::read: Alias has no ref");
}
else
item->setData(BookmarksTreeItem::Id, attr.value(xbel::attr_ref).toString());
break;
default:
return false;
}
return has_errors;
}
/**
* Recursively parse XBEL
* @param reader
* @param parent
* @return true if there were errors during parsing
*/
[[nodiscard]] inline bool readChildElements(QXmlStreamReader &reader, BookmarksTreeItem *parent)
{
bool has_errors = false;
while (reader.readNextStartElement()) {
if (reader.hasError()) {
has_errors = true;
// spdlog::warn("xbel::read: error during parsing: {}", qUtf8Printable(reader.errorString()));
}
const auto name = reader.name();
if (name == xbel::elem_title) { parent->setData(BookmarksTreeItem::Title, reader.readElementText()); }
else if (name == xbel::elem_desc) {
parent->setData(BookmarksTreeItem::Description, reader.readElementText());
}
else if (name == xbel::elem_info) {
has_errors += readChildElements(reader, parent);
}
else if (name == xbel::elem_metadata) {
if (reader.attributes().value(xbel::elem_metadata_owner) == QLatin1String{xbel::elem_metadata_owner_value})
parent->metadata.append(reader.readElementText());
else
reader.skipCurrentElement();
}
else if (name == xbel::elem_bookmark) {
auto *item = new BookmarksTreeItem(BookmarksTreeItem::Bookmark, {}, parent);
has_errors += readItemAttributes(item, reader.attributes());
if (!parent->appendChild(item)) has_errors = true;
has_errors += readChildElements(reader, item);
}
else if (name == xbel::elem_folder) {
auto *item = new BookmarksTreeItem(BookmarksTreeItem::Folder, {}, parent);
has_errors += readItemAttributes(item, reader.attributes());
if (!parent->appendChild(item)) has_errors = true;
has_errors += readChildElements(reader, item);
}
else if (name == xbel::elem_separator) {
auto *item = new BookmarksTreeItem(BookmarksTreeItem::Separator, {}, parent);
if (!parent->appendChild(item)) has_errors = true;
reader.skipCurrentElement();
}
else if (name == xbel::elem_alias) {
auto *item = new BookmarksTreeItem(BookmarksTreeItem::Alias, {}, parent);
item->setData(BookmarksTreeItem::Id, reader.attributes().value(xbel::attr_ref).toString());
if (!parent->appendChild(item)) has_errors = true;
reader.skipCurrentElement();
}
else {
// spdlog::error("xbel::read: skipping unknown element {} on line {}", qUtf8Printable(name.toString()),
// reader.lineNumber());
has_errors = true;
reader.skipCurrentElement();
}
}
return has_errors;
}
bool xbel::read(QIODevice *device, BookmarksTreeItem *root)
{
if (!device->isOpen()) return false;
QXmlStreamReader reader(device);
if (!reader.readNextStartElement()) return false;
// parse the top-level item attributes
if (reader.name().compare(QLatin1String{elem_xbel}) != 0) return false;
if (readItemAttributes(root, reader.attributes())) return false;
return !readChildElements(reader, root);
}
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