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/* This file is part of the KDE project
Copyright (C) 2005 David Faure <faure@kde.org>
Copyright (C) 2007 Thorsten Zachmann <zachmann@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "KoOdfReadStore.h"
#include <kdebug.h>
#include <klocale.h>
#include <KoStore.h>
#include <KoXmlReader.h>
#include "KoOdfStylesReader.h"
#include "KoXmlNS.h"
struct KoOdfReadStore::Private {
Private(KoStore * store)
: store(store) {}
KoStore * store;
KoOdfStylesReader stylesReader;
// it is needed to keep the stylesDoc around so that you can access the styles
KoXmlDocument stylesDoc;
KoXmlDocument contentDoc;
KoXmlDocument settingsDoc;
};
KoOdfReadStore::KoOdfReadStore(KoStore* store)
: d(new Private(store))
{
}
KoOdfReadStore::~KoOdfReadStore()
{
delete d;
}
void KoOdfReadStore::setupXmlReader(QXmlSimpleReader& reader, bool namespaceProcessing)
{
if (namespaceProcessing) {
reader.setFeature("http://xml.org/sax/features/namespaces", true);
reader.setFeature("http://xml.org/sax/features/namespace-prefixes", false);
} else {
reader.setFeature("http://xml.org/sax/features/namespaces", false);
reader.setFeature("http://xml.org/sax/features/namespace-prefixes", true);
}
reader.setFeature("http://trolltech.com/xml/features/report-whitespace-only-CharData", true);
}
KoStore * KoOdfReadStore::store() const
{
return d->store;
}
KoOdfStylesReader & KoOdfReadStore::styles()
{
return d->stylesReader;
}
const KoXmlDocument & KoOdfReadStore::contentDoc() const
{
return d->contentDoc;
}
const KoXmlDocument & KoOdfReadStore::settingsDoc() const
{
return d->settingsDoc;
}
bool KoOdfReadStore::loadAndParse(QString & errorMessage)
{
if (!loadAndParse("content.xml", d->contentDoc, errorMessage)) {
return false;
}
if (d->store->hasFile("styles.xml")) {
if (!loadAndParse("styles.xml", d->stylesDoc, errorMessage)) {
return false;
}
}
// Load styles from style.xml
d->stylesReader.createStyleMap(d->stylesDoc, true);
// Also load styles from content.xml
d->stylesReader.createStyleMap(d->contentDoc, false);
if (d->store->hasFile("settings.xml")) {
loadAndParse("settings.xml", d->settingsDoc, errorMessage);
}
return true;
}
bool KoOdfReadStore::loadAndParse(const QString& fileName, KoXmlDocument& doc, QString& errorMessage)
{
//kDebug(30003) <<"loadAndParse: Trying to open" << fileName;
if (!d->store) {
kWarning(30003) << "No store backend";
errorMessage = i18n("No store backend");
return false;
}
if (!d->store->open(fileName)) {
kDebug(30003) << "Entry " << fileName << " not found!"; // not a warning as embedded stores don't have to have all files
errorMessage = i18n("Could not find %1", fileName);
return false;
}
bool ok = loadAndParse(d->store->device(), doc, errorMessage, fileName);
d->store->close();
return ok;
}
bool KoOdfReadStore::loadAndParse(QIODevice* fileDevice, KoXmlDocument& doc, QString& errorMessage, const QString& fileName)
{
// Error variables for QDomDocument::setContent
QString errorMsg;
int errorLine, errorColumn;
// We need to be able to see the space in <text:span> </text:span>, this is why
// we activate the "report-whitespace-only-CharData" feature.
// Unfortunately this leads to lots of whitespace text nodes in between real
// elements in the rest of the document, watch out for that.
QXmlInputSource source(fileDevice);
// Copied from QDomDocumentPrivate::setContent, to change the whitespace thing
QXmlSimpleReader reader;
setupXmlReader(reader, true /*namespaceProcessing*/);
bool ok = doc.setContent(&source, &reader, &errorMsg, &errorLine, &errorColumn);
if (!ok) {
kError(30003) << "Parsing error in " << fileName << "! Aborting!" << endl
<< " In line: " << errorLine << ", column: " << errorColumn << endl
<< " Error message: " << errorMsg << endl;
errorMessage = i18n("Parsing error in the main document at line %1, column %2\nError message: %3"
, errorLine , errorColumn , errorMsg);
} else {
kDebug(30003) << "File" << fileName << " loaded and parsed";
}
return ok;
}
static QString normalizeFullPath(QString s)
{
if (s.startsWith("./"))
s = s.mid(2);
if (s.endsWith("/"))
s = s.left(s.length()-1);
return s;
}
QString KoOdfReadStore::mimeForPath(const KoXmlDocument &doc, const QString &_fullPath)
{
QString fullPath = normalizeFullPath(_fullPath);
KoXmlElement docElem = doc.documentElement();
KoXmlElement elem;
forEachElement(elem, docElem) {
if (elem.localName() == "file-entry" && elem.namespaceURI() == KoXmlNS::manifest) {
if (normalizeFullPath(elem.attributeNS(KoXmlNS::manifest, "full-path", QString())) == fullPath)
return elem.attributeNS(KoXmlNS::manifest, "media-type", QString());
}
}
return QString();
}
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