From 2197c188f21d563a192be711d13db7d0d1600681 Mon Sep 17 00:00:00 2001
From: Linus Jahn <lnj@kaidan.im>
Date: Tue, 31 Mar 2020 22:26:44 +0200
Subject: QXmppStanza::Error: Add 'by' attribute from RFC6120

This adds parsing and serialization and unit tests for the by attribute
for QXmppStanza::Errors. The protocol is defined in RFC6120.
---
 src/base/QXmppStanza.cpp | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

(limited to 'src/base/QXmppStanza.cpp')

diff --git a/src/base/QXmppStanza.cpp b/src/base/QXmppStanza.cpp
index c4fae8de..2c2af1d5 100644
--- a/src/base/QXmppStanza.cpp
+++ b/src/base/QXmppStanza.cpp
@@ -165,6 +165,7 @@ public:
     QXmppStanza::Error::Type type;
     QXmppStanza::Error::Condition condition;
     QString text;
+    QString by;
     QString redirectionUri;
 
     // XEP-0363: HTTP File Upload
@@ -283,6 +284,32 @@ QXmppStanza::Error::Type QXmppStanza::Error::type() const
     return d->type;
 }
 
+///
+/// Returns the optional JID of the creator of the error.
+///
+/// This is useful to ditinguish between errors generated by the local server
+/// and by the remote server for example. However, the value is optional.
+///
+/// \since QXmpp 1.3
+///
+QString QXmppStanza::Error::by() const
+{
+    return d->by;
+}
+
+///
+/// Sets the optional JID of the creator of the error.
+///
+/// This is useful to ditinguish between errors generated by the local server
+/// and by the remote server for example. However, the value is optional.
+///
+/// \since QXmpp 1.3
+///
+void QXmppStanza::Error::setBy(const QString &by)
+{
+    d->by = by;
+}
+
 ///
 /// Sets the type of the error.
 ///
@@ -424,6 +451,7 @@ void QXmppStanza::Error::parse(const QDomElement &errorElement)
 {
     setCode(errorElement.attribute(QStringLiteral("code")).toInt());
     setTypeFromStr(errorElement.attribute(QStringLiteral("type")));
+    setBy(errorElement.attribute(QStringLiteral("by")));
 
     QDomElement element = errorElement.firstChildElement();
     while (!element.isNull()) {
@@ -469,6 +497,7 @@ void QXmppStanza::Error::toXml(QXmlStreamWriter *writer) const
         return;
 
     writer->writeStartElement(QStringLiteral("error"));
+    helperToXmlAddAttribute(writer, QStringLiteral("by"), d->by);
     helperToXmlAddAttribute(writer, QStringLiteral("type"), type);
 
     if (d->code > 0)
-- 
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