You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

87 lines
3.2 KiB

/*
* Kchmviewer - a CHM and EPUB file viewer with broad language support
* Copyright (C) 2004-2014 George Yunaev, gyunaev@ulduzsoft.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 "helperxmlhandler_epubcontent.h"
HelperXmlHandler_EpubContent::HelperXmlHandler_EpubContent()
{
m_state = STATE_NONE;
}
bool HelperXmlHandler_EpubContent::startElement(const QString &, const QString &localName, const QString &, const QXmlAttributes &atts)
{
// <metadata> tag contains the medatada which goes into m_metadata
if (localName == QLatin1String("metadata"))
m_state = STATE_IN_METADATA;
else if (localName == QLatin1String("manifest"))
m_state = STATE_IN_MANIFEST;
else if (localName == QLatin1String("spine"))
m_state = STATE_IN_SPINE;
// Now handle the states
else if (m_state == STATE_IN_METADATA) // we don't need to store the first 'metadata' here
m_tagname = localName;
else if (m_state == STATE_IN_MANIFEST && localName == QLatin1String("item")) {
int idx_id = atts.index(QLatin1String("id"));
int idx_href = atts.index(QLatin1String("href"));
int idx_mtype = atts.index(QLatin1String("media-type"));
if (idx_id == -1 || idx_href == -1 || idx_mtype == -1)
return false;
manifest[atts.value(idx_id)] = atts.value(idx_href);
if (atts.value(idx_mtype) == QLatin1String("application/x-dtbncx+xml"))
tocname = atts.value(idx_href);
// qDebug() << "MANIFEST: " << atts.value( idx_id ) << "->" << atts.value( idx_href );
} else if (m_state == STATE_IN_SPINE && localName == QLatin1String("itemref")) {
int idx = atts.index(QLatin1String("idref"));
if (idx == -1)
return false;
spine.push_back(atts.value(idx));
// qDebug() << "SPINE: " << atts.value( idx );
}
return true;
}
bool HelperXmlHandler_EpubContent::characters(const QString &ch)
{
if (m_state == STATE_IN_METADATA && !m_tagname.isEmpty() && !ch.trimmed().isEmpty()) {
// Some metadata may be duplicated; we concantenate them with |
if (metadata.contains(m_tagname)) {
metadata[m_tagname].append("|");
metadata[m_tagname].append(ch.trimmed());
} else
metadata[m_tagname] = ch.trimmed();
// qDebug() << "METATAG: " << m_tagname << " " << metadata[ m_tagname ];
}
return true;
}
bool HelperXmlHandler_EpubContent::endElement(const QString &, const QString &, const QString &qName)
{
if (qName == QLatin1String("manifest") || qName == QLatin1String("metadata") || qName == QLatin1String("spine"))
m_state = STATE_NONE;
return true;
}