htmlexporter.cpp

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/* ============================================================
* Falkon - Qt web browser
* Copyright (C) 2014  David Rosca <nowrep@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 3 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, see <http://www.gnu.org/licenses/>.
* ============================================================ */
#include "htmlexporter.h"
#include "bookmarkitem.h"
#include "qztools.h"
 
#include <QTextStream>
 
HtmlExporter::HtmlExporter(QObject* parent)
    : BookmarksExporter(parent)
{
}
 
QString HtmlExporter::name() const
{
    return BookmarksExporter::tr("HTML File") + QL1S(" (bookmarks.html)");
}
 
QString HtmlExporter::getPath(QWidget* parent)
{
    const QString defaultPath = QDir::homePath() + QLatin1String("/bookmarks.html");
    const QString filter = BookmarksExporter::tr("HTML Bookmarks") + QL1S(" (.html)");
    m_path = QzTools::getSaveFileName(QStringLiteral("HtmlExporter"), parent, BookmarksExporter::tr("Choose file..."), defaultPath, filter);
    return m_path;
}
 
bool HtmlExporter::exportBookmarks(BookmarkItem* root)
{
    QFile file(m_path);
 
    if (!file.open(QFile::WriteOnly | QFile::Truncate)) {
        setError(BookmarksExporter::tr("Cannot open file for writing!"));
        return false;
    }
 
    QTextStream stream(&file);
    stream.setEncoding(QStringConverter::Utf8);
 
    stream << "<!DOCTYPE NETSCAPE-Bookmark-file-1>" << Qt::endl;
    stream << "<!-- This is an automatically generated file." << Qt::endl;
    stream << "     It will be read and overwritten." << Qt::endl;
    stream << "     DO NOT EDIT! -->" << Qt::endl;
    stream << R"(<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=UTF-8">)" << Qt::endl;
    stream << "<TITLE>Bookmarks</TITLE>" << Qt::endl;
    stream << "<H1>Bookmarks</H1>" << Qt::endl;
 
    writeBookmark(root, stream, 0);
    return true;
}
 
void HtmlExporter::writeBookmark(BookmarkItem* item, QTextStream &stream, int level)
{
    Q_ASSERT(item);
 
    QString indent;
    indent.fill(QLatin1Char(' '), level * 4);
 
    switch (item->type()) {
    case BookmarkItem::Url:
        stream << indent << "<DT><A HREF=\"" << item->urlString() << "\">" << item->title() << "</A>" << Qt::endl;
        break;
 
    case BookmarkItem::Separator:
        stream << indent << "<HR>" << Qt::endl;
        break;
 
    case BookmarkItem::Folder: {
        stream << indent << "<DT><H3>" << item->title() << "</H3>" << Qt::endl;
        stream << indent << "<DL><p>" << Qt::endl;
 
        const auto children = item->children();
        for (BookmarkItem* child : children) {
            writeBookmark(child, stream, level + 1);
        }
 
        stream << indent << "</DL><p>" << Qt::endl;
        break;
    }
 
    case BookmarkItem::Root: {
        stream << indent << "<DL><p>" << Qt::endl;
 
        const auto children = item->children();
        for (BookmarkItem* child : children) {
            writeBookmark(child, stream, level + 1);
        }
 
        stream << indent << "</DL><p>" << Qt::endl;
        break;
    }
 
    default:
        break;
    }
}