service/pam: add responseVisible

Fixes misunderstanding of "echo".

src/services/pam/conversation.cpp

@@ -123,12 +123,7 @@ void PamConversation::onMessage() {
 
 			if (!ok) goto fail;
 
-			this->message(
-			    QString::fromUtf8(message),
-			    /*flags.echo*/ true,
-			    flags.error,
-			    flags.responseRequired
-			);
+			this->message(QString::fromUtf8(message), flags.error, flags.responseRequired, flags.echo);
 		} else {
 			qCCritical(logPam) << "Unexpected message from subprocess.";
 			goto fail;

src/services/pam/qml.cpp

@@ -193,6 +193,7 @@ void PamContext::setUser(QString user) {
 QString PamContext::message() const { return this->mMessage; }
 bool PamContext::messageIsError() const { return this->mMessageIsError; }
 bool PamContext::isResponseRequired() const { return this->mIsResponseRequired; }
+bool PamContext::isResponseVisible() const { return this->mIsResponseVisible; }
 
 void PamContext::onCompleted(PamResult::Enum result) {
 	this->abortConversation();
@@ -207,20 +208,23 @@ void PamContext::onError(PamError::Enum error) {
 
 void PamContext::onMessage(
     QString message,
-    bool messageChanged,
     bool isError,
-    bool responseRequired
+    bool responseRequired,
+    bool responseVisible
 ) {
-	if (messageChanged) {
-		if (message != this->mMessage) {
-			this->mMessage = std::move(message);
-			emit this->messageChanged();
-		}
+	if (message != this->mMessage) {
+		this->mMessage = std::move(message);
+		emit this->messageChanged();
+	}
 
-		if (isError != this->mMessageIsError) {
-			this->mMessageIsError = isError;
-			emit this->messageIsErrorChanged();
-		}
+	if (isError != this->mMessageIsError) {
+		this->mMessageIsError = isError;
+		emit this->messageIsErrorChanged();
+	}
+
+	if (responseVisible != this->mIsResponseVisible) {
+		this->mIsResponseVisible = responseVisible;
+		emit this->responseVisibleChanged();
 	}
 
 	if (responseRequired != this->mIsResponseRequired) {

src/services/pam/qml.hpp

@@ -46,6 +46,8 @@ class PamContext
 	///
 	/// Responses can be returned with the `respond()` function.
 	Q_PROPERTY(bool responseRequired READ isResponseRequired NOTIFY responseRequiredChanged);
+	/// If the user's response should be visible. Only valid when `responseRequired` is true.
+	Q_PROPERTY(bool responseVisible READ isResponseVisible NOTIFY responseVisibleChanged);
 	// clang-format on
 	QML_ELEMENT;
 
@@ -84,6 +86,7 @@ public:
 	[[nodiscard]] QString message() const;
 	[[nodiscard]] bool messageIsError() const;
 	[[nodiscard]] bool isResponseRequired() const;
+	[[nodiscard]] bool isResponseVisible() const;
 
 signals:
 	/// Emitted whenever authentication completes.
@@ -104,11 +107,12 @@ signals:
 	void messageChanged();
 	void messageIsErrorChanged();
 	void responseRequiredChanged();
+	void responseVisibleChanged();
 
 private slots:
 	void onCompleted(PamResult::Enum result);
 	void onError(PamError::Enum error);
-	void onMessage(QString message, bool messageChanged, bool isError, bool responseRequired);
+	void onMessage(QString message, bool isError, bool responseRequired, bool responseVisible);
 
 private:
 	PamConversation* conversation = nullptr;
@@ -121,4 +125,5 @@ private:
 	QString mMessage;
 	bool mMessageIsError = false;
 	bool mIsResponseRequired = false;
+	bool mIsResponseVisible = false;
 };