Implement XEP-0231: Bits of Binary: IQ

This implements parsing and serialization of the BoB IQ from
XEP-0231: Bits of Binary in version 1.0.

1 files changed, 168 insertions, 0 deletions

diff --git a/src/base/QXmppBitsOfBinaryData.cpp b/src/base/QXmppBitsOfBinaryData.cpp
new file mode 100644
index 00000000..c36ded3b
--- /dev/null
+++ b/src/base/QXmppBitsOfBinaryData.cpp
@@ -0,0 +1,168 @@
+/*
+ * Copyright (C) 2008-2019 The QXmpp developers
+ *
+ * Author:
+ *  Linus Jahn
+ *
+ * Source:
+ *  https://github.com/qxmpp-project/qxmpp
+ *
+ * This file is a part of QXmpp library.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 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
+ * Lesser General Public License for more details.
+ *
+ */
+
+#include "QXmppBitsOfBinaryData.h"
+
+#include <QDomElement>
+#include <QSharedData>
+#include <QMimeType>
+#include <QMimeDatabase>
+#include <QXmlStreamWriter>
+
+#include "QXmppBitsOfBinaryContentId.h"
+#include "QXmppConstants_p.h"
+#include "QXmppUtils.h"
+
+class QXmppBitsOfBinaryDataPrivate : public QSharedData
+{
+public:
+    QXmppBitsOfBinaryDataPrivate();
+
+    QXmppBitsOfBinaryContentId cid;
+    int maxAge;
+    QMimeType contentType;
+    QByteArray data;
+};
+
+QXmppBitsOfBinaryDataPrivate::QXmppBitsOfBinaryDataPrivate()
+    : maxAge(-1)
+{
+}
+
+QXmppBitsOfBinaryData::QXmppBitsOfBinaryData()
+    : d(new QXmppBitsOfBinaryDataPrivate)
+{
+}
+
+QXmppBitsOfBinaryData::QXmppBitsOfBinaryData(const QXmppBitsOfBinaryData &) = default;
+
+QXmppBitsOfBinaryData::~QXmppBitsOfBinaryData() = default;
+
+QXmppBitsOfBinaryData &QXmppBitsOfBinaryData::operator=(const QXmppBitsOfBinaryData &) = default;
+
+/// Returns the content id of the data
+
+QXmppBitsOfBinaryContentId QXmppBitsOfBinaryData::cid() const
+{
+    return d->cid;
+}
+
+/// Sets the content id of the data
+
+void QXmppBitsOfBinaryData::setCid(const QXmppBitsOfBinaryContentId &cid)
+{
+    d->cid = cid;
+}
+
+/// Returns the time in seconds the data should be cached
+///
+/// A value of 0 means that the data should not be cached, while a value of -1
+/// means that nothing was set.
+///
+/// The default value is -1.
+
+int QXmppBitsOfBinaryData::maxAge() const
+{
+    return d->maxAge;
+}
+
+/// Sets the time in seconds the data should be cached
+///
+/// A value of 0 means that the data should not be cached, while a value of -1
+/// means that nothing was set.
+///
+/// The default value is -1.
+
+void QXmppBitsOfBinaryData::setMaxAge(int maxAge)
+{
+    d->maxAge = maxAge;
+}
+
+/// Returns the content type of the data
+///
+/// \note This is the advertised content type and may differ from the actual
+/// content type of the data.
+
+QMimeType QXmppBitsOfBinaryData::contentType() const
+{
+    return d->contentType;
+}
+
+/// Sets the content type of the data
+
+void QXmppBitsOfBinaryData::setContentType(const QMimeType &contentType)
+{
+    d->contentType = contentType;
+}
+
+/// Returns the included data in binary form
+
+QByteArray QXmppBitsOfBinaryData::data() const
+{
+    return d->data;
+}
+
+/// Sets the data in binary form
+
+void QXmppBitsOfBinaryData::setData(const QByteArray &data)
+{
+    d->data = data;
+}
+
+/// Returns true, if \c element is a XEP-0231: Bits of Binary data element
+
+bool QXmppBitsOfBinaryData::isBitsOfBinaryData(const QDomElement &element)
+{
+    return element.tagName() == QStringLiteral("data") && element.namespaceURI() == ns_bob;
+}
+
+/// \cond
+void QXmppBitsOfBinaryData::parseElementFromChild(const QDomElement &dataElement)
+{
+    d->cid = QXmppBitsOfBinaryContentId::fromContentId(dataElement.attribute("cid"));
+    d->maxAge = dataElement.attribute("max-age", "-1").toInt();
+    d->contentType = QMimeDatabase().mimeTypeForName(dataElement.attribute("type"));
+    d->data = QByteArray::fromBase64(dataElement.text().toUtf8());
+}
+
+void QXmppBitsOfBinaryData::toXmlElementFromChild(QXmlStreamWriter *writer) const
+{
+    writer->writeStartElement("data");
+    writer->writeAttribute("xmlns", ns_bob);
+    helperToXmlAddAttribute(writer, "cid", d->cid.toContentId());
+    if (d->maxAge > -1)
+        helperToXmlAddAttribute(writer, "max-age", QString::number(d->maxAge));
+    helperToXmlAddAttribute(writer, "type", d->contentType.name());
+    writer->writeCharacters(d->data.toBase64());
+    writer->writeEndElement();
+}
+/// \endcond
+
+bool QXmppBitsOfBinaryData::operator==(const QXmppBitsOfBinaryData &other) const
+{
+    return d->cid == other.cid() &&
+           d->maxAge == other.maxAge() &&
+           d->contentType == other.contentType() &&
+           d->data == other.data();
+}
+