Merge compilation units of TrustMessage{Element,KeyOwner}

1 files changed, 337 insertions, 0 deletions

diff --git a/src/base/QXmppTrustMessages.cpp b/src/base/QXmppTrustMessages.cpp
new file mode 100644
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--- /dev/null
+++ b/src/base/QXmppTrustMessages.cpp
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+/*
+ * Copyright (C) 2008-2021 The QXmpp developers
+ *
+ * Author:
+ *  Melvin Keskin
+ *
+ * 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 "QXmppTrustMessages.h"
+
+#include "QXmppConstants_p.h"
+#include "QXmppUtils.h"
+
+#include <QDomElement>
+
+///
+/// \class QXmppTrustMessageElement
+///
+/// \brief The QXmppTrustMessageElement class represents a trust message element
+/// as defined by \xep{0434, Trust Messages (TM)}.
+///
+/// \since QXmpp 1.5
+///
+
+class QXmppTrustMessageElementPrivate : public QSharedData
+{
+public:
+    QString usage;
+    QString encryption;
+    QList<QXmppTrustMessageKeyOwner> keyOwners;
+};
+
+///
+/// Constructs a trust message element.
+///
+QXmppTrustMessageElement::QXmppTrustMessageElement()
+    : d(new QXmppTrustMessageElementPrivate)
+{
+}
+
+///
+/// Constructs a copy of \a other.
+///
+/// \param other
+///
+QXmppTrustMessageElement::QXmppTrustMessageElement(const QXmppTrustMessageElement &other) = default;
+
+QXmppTrustMessageElement::~QXmppTrustMessageElement() = default;
+
+///
+/// Assigns \a other to this trust message element.
+///
+/// \param other
+///
+QXmppTrustMessageElement &QXmppTrustMessageElement::operator=(const QXmppTrustMessageElement &other) = default;
+
+///
+/// Returns the namespace of the trust management protocol.
+///
+/// \return the trust management protocol namespace
+///
+QString QXmppTrustMessageElement::usage() const
+{
+    return d->usage;
+}
+
+///
+/// Sets the namespace of the trust management protocol.
+///
+/// \param usage trust management protocol namespace
+///
+void QXmppTrustMessageElement::setUsage(const QString &usage)
+{
+    d->usage = usage;
+}
+
+///
+/// Returns the namespace of the keys' encryption protocol.
+///
+/// \return the encryption protocol namespace
+///
+QString QXmppTrustMessageElement::encryption() const
+{
+    return d->encryption;
+}
+
+///
+/// Sets the namespace of the keys' encryption protocol.
+///
+/// \param encryption encryption protocol namespace
+///
+void QXmppTrustMessageElement::setEncryption(const QString &encryption)
+{
+    d->encryption = encryption;
+}
+
+///
+/// Returns the key owners containing the corresponding information for
+/// trusting or distrusting their keys.
+///
+/// \return the owners of the keys for trusting or distrusting
+///
+QList<QXmppTrustMessageKeyOwner> QXmppTrustMessageElement::keyOwners() const
+{
+    return d->keyOwners;
+}
+
+///
+/// Sets the key owners containing the corresponding information for trusting or
+/// distrusting their keys.
+///
+/// \param keyOwners owners of the keys for trusting or distrusting
+///
+void QXmppTrustMessageElement::setKeyOwners(const QList<QXmppTrustMessageKeyOwner> &keyOwners)
+{
+    d->keyOwners = keyOwners;
+}
+
+///
+/// Adds a key owner containing the corresponding information for trusting or
+/// distrusting the owners keys.
+///
+/// \param keyOwner owner of the keys for trusting or distrusting
+///
+void QXmppTrustMessageElement::addKeyOwner(const QXmppTrustMessageKeyOwner &keyOwner)
+{
+    d->keyOwners.append(keyOwner);
+}
+
+/// \cond
+void QXmppTrustMessageElement::parse(const QDomElement &element)
+{
+    d->usage = element.attribute("usage");
+    d->encryption = element.attribute("encryption");
+
+    for (auto keyOwnerElement = element.firstChildElement("key-owner");
+         !keyOwnerElement.isNull();
+         keyOwnerElement = keyOwnerElement.nextSiblingElement("key-owner")) {
+        if (QXmppTrustMessageKeyOwner::isTrustMessageKeyOwner(keyOwnerElement)) {
+            QXmppTrustMessageKeyOwner keyOwner;
+            keyOwner.parse(keyOwnerElement);
+            d->keyOwners.append(keyOwner);
+        }
+    }
+}
+
+void QXmppTrustMessageElement::toXml(QXmlStreamWriter *writer) const
+{
+    writer->writeStartElement("trust-message");
+    writer->writeDefaultNamespace(ns_tm);
+    writer->writeAttribute("usage", d->usage);
+    writer->writeAttribute("encryption", d->encryption);
+
+    for (const auto &keyOwner : d->keyOwners) {
+        keyOwner.toXml(writer);
+    }
+
+    writer->writeEndElement();
+}
+/// \endcond
+
+///
+/// Determines whether the given DOM element is a trust message element.
+///
+/// \param element DOM element being checked
+///
+/// \return true if element is a trust message element, otherwise false
+///
+bool QXmppTrustMessageElement::isTrustMessageElement(const QDomElement &element)
+{
+    return element.tagName() == QStringLiteral("trust-message") &&
+        element.namespaceURI() == ns_tm;
+}
+
+///
+/// \class QXmppTrustMessageKeyOwner
+///
+/// \brief The QXmppTrustMessageKeyOwner class represents a key owner of the
+/// trust message as defined by \xep{0434, Trust Messages (TM)}.
+///
+/// \since QXmpp 1.5
+///
+
+class QXmppTrustMessageKeyOwnerPrivate : public QSharedData
+{
+public:
+    QString jid;
+    QList<QString> trustedKeys;
+    QList<QString> distrustedKeys;
+};
+
+///
+/// Constructs a trust message key owner.
+///
+QXmppTrustMessageKeyOwner::QXmppTrustMessageKeyOwner()
+    : d(new QXmppTrustMessageKeyOwnerPrivate)
+{
+}
+
+///
+/// Constructs a copy of \a other.
+///
+/// \param other
+///
+QXmppTrustMessageKeyOwner::QXmppTrustMessageKeyOwner(const QXmppTrustMessageKeyOwner &other) = default;
+
+QXmppTrustMessageKeyOwner::~QXmppTrustMessageKeyOwner() = default;
+
+///
+/// Assigns \a other to this trust message key owner.
+///
+/// \param other
+///
+QXmppTrustMessageKeyOwner &QXmppTrustMessageKeyOwner::operator=(const QXmppTrustMessageKeyOwner &other) = default;
+
+///
+/// Returns the bare JID of the key owner.
+///
+/// \return the key owner's bare JID
+///
+QString QXmppTrustMessageKeyOwner::jid() const
+{
+    return d->jid;
+}
+
+///
+/// Sets the bare JID of the key owner.
+///
+/// If a full JID is passed, it is converted into a bare JID.
+///
+/// \param jid key owner's bare JID
+///
+void QXmppTrustMessageKeyOwner::setJid(const QString &jid)
+{
+    d->jid = QXmppUtils::jidToBareJid(jid);
+}
+
+///
+/// Returns the IDs of the keys that are trusted.
+///
+/// \return the IDs of trusted keys
+///
+QList<QString> QXmppTrustMessageKeyOwner::trustedKeys() const
+{
+    return d->trustedKeys;
+}
+
+///
+/// Sets the IDs of keys that are trusted.
+///
+/// \param keyIds IDs of trusted keys
+///
+void QXmppTrustMessageKeyOwner::setTrustedKeys(const QList<QString> &keyIds)
+{
+    d->trustedKeys = keyIds;
+}
+
+///
+/// Returns the IDs of the keys that are distrusted.
+///
+/// \return the IDs of distrusted keys
+///
+QList<QString> QXmppTrustMessageKeyOwner::distrustedKeys() const
+{
+    return d->distrustedKeys;
+}
+
+///
+/// Sets the IDs of keys that are distrusted.
+///
+/// \param keyIds IDs of distrusted keys
+///
+void QXmppTrustMessageKeyOwner::setDistrustedKeys(const QList<QString> &keyIds)
+{
+    d->distrustedKeys = keyIds;
+}
+
+/// \cond
+void QXmppTrustMessageKeyOwner::parse(const QDomElement &element)
+{
+    d->jid = element.attribute("jid");
+
+    for (auto childElement = element.firstChildElement();
+         !childElement.isNull();
+         childElement = childElement.nextSiblingElement()) {
+        if (childElement.tagName() == "trust") {
+            d->trustedKeys.append(childElement.text());
+        } else if (childElement.tagName() == "distrust") {
+            d->distrustedKeys.append(childElement.text());
+        }
+    }
+}
+
+void QXmppTrustMessageKeyOwner::toXml(QXmlStreamWriter *writer) const
+{
+    writer->writeStartElement("key-owner");
+    writer->writeAttribute("jid", d->jid);
+
+    for (const auto &keyIdentifier : d->trustedKeys) {
+        writer->writeTextElement("trust", keyIdentifier);
+    }
+
+    for (const auto &keyIdentifier : d->distrustedKeys) {
+        writer->writeTextElement("distrust", keyIdentifier);
+    }
+
+    writer->writeEndElement();
+}
+/// \endcond
+
+///
+/// Determines whether the given DOM element is a trust message key owner.
+///
+/// \param element DOM element being checked
+///
+/// \return true if element is a trust message key owner, otherwise false
+///
+bool QXmppTrustMessageKeyOwner::isTrustMessageKeyOwner(const QDomElement &element)
+{
+    return element.tagName() == QStringLiteral("key-owner") &&
+        element.namespaceURI() == ns_tm;
+}