From ce90749b5fc2c4a3fcee6daee60c0d6e2aa0e1d6 Mon Sep 17 00:00:00 2001
From: Soren Stoutner <soren@stoutner.com>
Date: Fri, 22 Mar 2024 13:31:39 -0700
Subject: [PATCH] Fix HTTP authentication dialogs displaying indefinitely. 
 https://redmine.stoutner.com/issues/1180

---
 src/widgets/PrivacyWebEngineView.cpp | 17 +++++++++++++----
 src/widgets/PrivacyWebEngineView.h   |  1 +
 src/widgets/TabWidget.cpp            |  3 +++
 3 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/src/widgets/PrivacyWebEngineView.cpp b/src/widgets/PrivacyWebEngineView.cpp
index 6080288..42c331f 100644
--- a/src/widgets/PrivacyWebEngineView.cpp
+++ b/src/widgets/PrivacyWebEngineView.cpp
@@ -221,6 +221,9 @@ void PrivacyWebEngineView::applyDomainSettings(const QString &hostname, const bo
     if (reloadWebsite)
         reload();
 
+    // Reset the HTTP authentication dialog counter.
+    httpAuthenticationDialogsDisplayed = 0;
+
     // Update the UI.
     emit updateUi(this);
 }
@@ -305,11 +308,17 @@ void PrivacyWebEngineView::displayHttpPingDialog(const QString &httpPingUrl) con
 
 void PrivacyWebEngineView::handleAuthenticationRequest(const QUrl &requestUrl, QAuthenticator *authenticatorPointer)
 {
-    // Instantiate an HTTP authentication dialog.
-    HttpAuthenticationDialog *httpAuthenticationDialogPointer = new HttpAuthenticationDialog(parentWidget(), requestUrl, authenticatorPointer);
+    // Only display the HTTP authentication dialog if it hasn't already been displayed three times for this URL.
+    if (httpAuthenticationDialogsDisplayed < 3) {
+        // Increment the HTTP authentication dialog display counter.
+        ++httpAuthenticationDialogsDisplayed;
+
+        // Instantiate an HTTP authentication dialog.
+        HttpAuthenticationDialog *httpAuthenticationDialogPointer = new HttpAuthenticationDialog(parentWidget(), requestUrl, authenticatorPointer);
 
-    // Display the dialog.  This must be `exec()` instead of `show()` so that the website doesn't proceed before populating the authentication pointer.
-    httpAuthenticationDialogPointer->exec();
+        // Display the dialog.  This must be `exec()` instead of `show()` so that the website doesn't proceed before populating the authentication pointer.
+        httpAuthenticationDialogPointer->exec();
+    }
 }
 
 void PrivacyWebEngineView::removeCookieFromList(const QNetworkCookie &cookie) const
diff --git a/src/widgets/PrivacyWebEngineView.h b/src/widgets/PrivacyWebEngineView.h
index 4f621ce..95cc69f 100644
--- a/src/widgets/PrivacyWebEngineView.h
+++ b/src/widgets/PrivacyWebEngineView.h
@@ -46,6 +46,7 @@ public:
     bool findCaseSensitive = false;
     QString findString = QLatin1String("");
     QWebEngineFindTextResult findTextResult = QWebEngineFindTextResult();
+    int httpAuthenticationDialogsDisplayed = 0;
     bool isLoading = false;
     int loadProgressInt = -1;
     bool localStorageEnabled = false;
diff --git a/src/widgets/TabWidget.cpp b/src/widgets/TabWidget.cpp
index bdc541c..f65c79e 100644
--- a/src/widgets/TabWidget.cpp
+++ b/src/widgets/TabWidget.cpp
@@ -906,6 +906,9 @@ void TabWidget::printWebpage(QPrinter *printerPointer) const
 
 void TabWidget::refresh() const
 {
+    // Reset the HTTP authentication dialog counter.
+    currentPrivacyWebEngineViewPointer->httpAuthenticationDialogsDisplayed = 0;
+
     // Reload the website.
     currentPrivacyWebEngineViewPointer->reload();
 }
-- 
2.45.2