Fix local->remote user navigation

Specifically allow user initiated navigation of the mainframe.

Fixes: QTBUG-103778
Change-Id: I4e3d6b4fb606bd0c3cf66e090fba3c97c8c535b4
Reviewed-by: Michal Klocek <michal.klocek@qt.io>
(cherry picked from commit 2ba1f04b4589e5883a399b022b7795266c4d4646)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

1 files changed, 16 insertions, 3 deletions

diff --git a/src/core/net/proxying_url_loader_factory_qt.cpp b/src/core/net/proxying_url_loader_factory_qt.cpp
index 39630cf2d..ba2051d60 100644
--- a/src/core/net/proxying_url_loader_factory_qt.cpp
+++ b/src/core/net/proxying_url_loader_factory_qt.cpp
@@ -280,10 +280,23 @@ void InterceptedRequest::Restart()
 
     // Check if non-local access is allowed
     if (!allow_remote_ && remote_access_) {
-        target_client_->OnComplete(network::URLLoaderCompletionStatus(net::ERR_NETWORK_ACCESS_DENIED));
-        delete this;
-        return;
+        bool granted_special_access = false;
+        switch (ui::PageTransition(request_.transition_type)) {
+        case ui::PAGE_TRANSITION_LINK:
+        case ui::PAGE_TRANSITION_TYPED:
+            if (blink::mojom::ResourceType(request_.resource_type) == blink::mojom::ResourceType::kMainFrame && request_.has_user_gesture)
+                granted_special_access = true; // allow normal explicit navigation
+            break;
+        default:
+            break;
+        }
+        if (!granted_special_access) {
+            target_client_->OnComplete(network::URLLoaderCompletionStatus(net::ERR_NETWORK_ACCESS_DENIED));
+            delete this;
+            return;
+        }
     }
+
     // Check if local access is allowed
     if (!allow_local_ && local_access_) {
         bool granted_special_access = false;