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// SPDX-FileCopyrightText: 2022 Linus Jahn <lnj@kaidan.im>
//
// SPDX-License-Identifier: LGPL-2.1-or-later
#include "QXmppFileShare.h"
#include "QXmppConstants_p.h"
#include "QXmppFileMetadata.h"
#include <optional>
#include <QDomElement>
#include <QUrl>
#include <QXmlStreamWriter>
using Disposition = QXmppFileShare::Disposition;
static std::optional<Disposition> dispositionFromString(const QString &str)
{
if (str == "inline") {
return Disposition::Inline;
}
if (str == "attachment") {
return Disposition::Attachment;
}
return {};
}
static QString dispositionToString(Disposition value)
{
switch (value) {
case Disposition::Inline:
return QStringLiteral("inline");
case Disposition::Attachment:
return QStringLiteral("attachment");
}
Q_UNREACHABLE();
}
/// \cond
class QXmppFileSharePrivate : public QSharedData
{
public:
QXmppFileMetadata metadata;
QVector<QUrl> httpSources;
QXmppFileShare::Disposition disposition = Disposition::Inline;
};
/// \endcond
///
/// \class QXmppFileSharePrivate
///
/// File sharing element from \xep{0447, Stateless file sharing}. Contains
/// metadata and source URLs.
///
/// \note jinglepub references are currently missing
///
/// \since QXmpp 1.5
///
/// Default constructor
QXmppFileShare::QXmppFileShare()
: d(new QXmppFileSharePrivate)
{
}
QXmppFileShare::QXmppFileShare(const QXmppFileShare &) = default;
QXmppFileShare::QXmppFileShare(QXmppFileShare &&) noexcept = default;
QXmppFileShare::~QXmppFileShare() = default;
QXmppFileShare &QXmppFileShare::operator=(const QXmppFileShare &) = default;
QXmppFileShare &QXmppFileShare::operator=(QXmppFileShare &&) noexcept = default;
/// Returns the disposition setting for this file.
QXmppFileShare::Disposition QXmppFileShare::disposition() const
{
return d->disposition;
}
/// Sets the disposition setting for this file.
void QXmppFileShare::setDisposition(Disposition disp)
{
d->disposition = disp;
}
const QXmppFileMetadata &QXmppFileShare::metadata() const
{
return d->metadata;
}
void QXmppFileShare::setMetadata(const QXmppFileMetadata &metadata)
{
d->metadata = metadata;
}
const QVector<QUrl> &QXmppFileShare::httpSources() const
{
return d->httpSources;
}
void QXmppFileShare::setHttpSources(const QVector<QUrl> &newHttpSources)
{
d->httpSources = newHttpSources;
}
/// \cond
bool QXmppFileShare::parse(const QDomElement &el)
{
if (el.tagName() == "file-sharing" && el.namespaceURI() == ns_sfs) {
// disposition
d->disposition = dispositionFromString(el.attribute("disposition"))
.value_or(Disposition::Inline);
// file metadata
auto fileEl = el.firstChildElement("file");
d->metadata = QXmppFileMetadata();
if (!d->metadata.parse(fileEl)) {
return false;
}
// sources:
// expect that there's only one sources element with the correct namespace
auto sources = el.firstChildElement("sources");
for (auto urlEl = sources.firstChildElement("url-data");
!urlEl.isNull();
urlEl = urlEl.nextSiblingElement("url-data")) {
if (urlEl.namespaceURI() == "http://jabber.org/protocol/url-data") {
d->httpSources.append(QUrl(urlEl.attribute("target")));
}
}
return true;
}
return false;
}
void QXmppFileShare::toXml(QXmlStreamWriter *writer) const
{
writer->writeStartElement("file-sharing");
writer->writeDefaultNamespace(ns_sfs);
writer->writeAttribute("disposition", dispositionToString(d->disposition));
d->metadata.toXml(writer);
writer->writeStartElement("sources");
for (const auto &source : d->httpSources) {
writer->writeStartElement("url-data");
writer->writeDefaultNamespace(ns_url_data);
writer->writeAttribute("target", source.toString());
writer->writeEndElement();
}
writer->writeEndElement();
writer->writeEndElement();
}
/// \endcond
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