Fix the application of Domain Settings when navigating history. https://redmine.stout...

[PrivacyBrowserPC.git] / src / interceptors / UrlRequestInterceptor.cpp

diff --git a/src/interceptors/UrlRequestInterceptor.cpp b/src/interceptors/UrlRequestInterceptor.cpp
new file mode 100644 (file)
index 0000000..2b9bd05
--- /dev/null
+++ b/src/interceptors/UrlRequestInterceptor.cpp
@@ -0,0 +1,76 @@
+/*
+ * Copyright © 2022 Soren Stoutner <soren@stoutner.com>.
+ *
+ * This file is part of Privacy Browser PC <https://www.stoutner.com/privacy-browser-pc>.
+ *
+ * Privacy Browser PC is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Privacy Browser PC 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Privacy Browser PC.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+// Application headers.
+#include "UrlRequestInterceptor.h"
+
+// The default constructor.
+UrlRequestInterceptor::UrlRequestInterceptor(QObject *parentObjectPointer) : QWebEngineUrlRequestInterceptor(parentObjectPointer) {}
+
+void UrlRequestInterceptor::interceptRequest(QWebEngineUrlRequestInfo &urlRequestInfo)
+{
+    // Handle the request according to the navigation type.
+    switch (urlRequestInfo.navigationType())
+    {
+        case QWebEngineUrlRequestInfo::NavigationTypeLink:
+        case QWebEngineUrlRequestInfo::NavigationTypeTyped:
+        case QWebEngineUrlRequestInfo::NavigationTypeBackForward:
+        case QWebEngineUrlRequestInfo::NavigationTypeRedirect:
+        {
+            // Only check the hosts if the main URL is changing.
+            if (urlRequestInfo.resourceType() == QWebEngineUrlRequestInfo::ResourceTypeMainFrame)
+            {
+                // Get the hosts.
+                QString requestingHost = urlRequestInfo.initiator().host();
+                QString requestedHost = urlRequestInfo.requestUrl().host();
+
+                // Reapply the domain settings if the host is changing.
+                if (requestingHost != requestedHost)
+                {
+                    emit applyDomainSettings(requestedHost);
+                }
+            }
+
+            break;
+        }
+
+        default:
+            // Do nothing.
+            break;
+    }
+
+    // Handle the request according to the resource type.
+    switch (urlRequestInfo.resourceType())
+    {
+        // A naughty HTTP ping request.
+        case QWebEngineUrlRequestInfo::ResourceTypePing:
+        {
+            // Block HTTP ping requests.
+            urlRequestInfo.block(true);
+
+            break;
+        }
+
+        default:
+        {
+            // Do nothing.
+            break;
+        }
+    }
+}