[epiphany/gnome-3-6] ephy-web-view: do not automatically download embedded objects

[Xan Lopez <xan src gnome org>]

commit 845fdfc675220fcbf257d13129f386946a89cb52
Author: Xan Lopez <xan igalia com>
Date:   Mon Oct 15 20:24:24 2012 +0200

    ephy-web-view: do not automatically download embedded objects
    
    Only download mime types we cannot handle when they belong to the main
    resource. Prevents us from downloading garbage present in <object>
    files, among other things.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=683635

 embed/ephy-web-view.c |   20 ++++++++++++++++++++
 1 files changed, 20 insertions(+), 0 deletions(-)
---
diff --git a/embed/ephy-web-view.c b/embed/ephy-web-view.c
index 9774f87..a1331b0 100644
--- a/embed/ephy-web-view.c
+++ b/embed/ephy-web-view.c
@@ -1814,6 +1814,24 @@ decide_policy_cb (WebKitWebView *web_view,
 }
 #else
 static gboolean
+is_main_resource (WebKitWebFrame *frame, WebKitNetworkRequest *request)
+{
+  const char *request_uri = NULL, *main_resource_uri = NULL;
+  WebKitWebDataSource *frame_data_source;
+
+  request_uri = webkit_network_request_get_uri (request);
+  frame_data_source = webkit_web_frame_get_data_source (frame);
+  if (frame_data_source) {
+    WebKitWebResource *resource;
+
+    resource = webkit_web_data_source_get_main_resource (frame_data_source);
+    main_resource_uri = webkit_web_resource_get_uri (resource);
+  }
+
+  return g_strcmp0 (request_uri, main_resource_uri) == 0;
+}
+
+static gboolean
 mime_type_policy_decision_requested_cb (WebKitWebView *web_view,
                                         WebKitWebFrame *frame,
                                         WebKitNetworkRequest *request,
@@ -1851,6 +1869,8 @@ mime_type_policy_decision_requested_cb (WebKitWebView *web_view,
   /* If WebKit can't handle the mime type start the download
      process */
   should_download = !webkit_web_view_can_show_mime_type (web_view, mime_type);
+  if (should_download)
+    should_download = is_main_resource (frame, request);
 
   /* FIXME: need to use ephy_file_check_mime if auto-downloading */
   if (should_download) {