From ad4b199dc292bc14935a5bfe9bd4fcae23e84465 Mon Sep 17 00:00:00 2001
From: Xan Lopez <xan@igalia.com>
Date: Tue, 14 Aug 2012 11:37:20 +0200
Subject: ephy-web-view: do not store error pages in history

Otherwise we end up with dummy URIs in the history, overwritten titles
("Oops, could not load..."), etc.

Add a unit test to make sure we do not regress.

https://bugzilla.gnome.org/show_bug.cgi?id=655619
---
 embed/ephy-web-view.c | 32 +++++++++++++++++++++++++++++++-
 1 file changed, 31 insertions(+), 1 deletion(-)

(limited to 'embed')

diff --git a/embed/ephy-web-view.c b/embed/ephy-web-view.c
index 26d4b2e07..f27226555 100644
--- a/embed/ephy-web-view.c
+++ b/embed/ephy-web-view.c
@@ -80,6 +80,7 @@ struct _EphyWebViewPrivate {
   guint is_loading : 1;
 #endif
   guint load_failed : 1;
+  guint history_frozen : 1;
 
   char *address;
   char *typed_address;
@@ -2073,6 +2074,24 @@ ephy_web_view_location_changed (EphyWebView *view,
   g_object_thaw_notify (object);
 }
 
+static void
+ephy_web_view_freeze_history (EphyWebView *view)
+{
+  view->priv->history_frozen = TRUE;
+}
+
+static void
+ephy_web_view_thaw_history (EphyWebView *view)
+{
+  view->priv->history_frozen = FALSE;
+}
+
+static gboolean
+ephy_web_view_is_history_frozen (EphyWebView *view)
+{
+  return view->priv->history_frozen;
+}
+
 #ifdef HAVE_WEBKIT2
 static void
 load_changed_cb (WebKitWebView *web_view,
@@ -2287,7 +2306,8 @@ load_status_cb (WebKitWebView *web_view,
     restore_zoom_level (view, uri);
 
     /* History. */
-    if (!ephy_web_view_is_loading_homepage (view)) {
+    if (!ephy_web_view_is_loading_homepage (view) &&
+        !ephy_web_view_is_history_frozen (view)) {
       char *history_uri = NULL;
 
       /* TODO: move the normalization down to the history service? */
@@ -2302,6 +2322,8 @@ load_status_cb (WebKitWebView *web_view,
 
       g_free (history_uri);
     }
+
+    ephy_web_view_thaw_history (view);
     break;
   }
   case WEBKIT_LOAD_FINISHED: {
@@ -2501,6 +2523,14 @@ ephy_web_view_load_error_page (EphyWebView *view,
 #ifdef HAVE_WEBKIT2
   webkit_web_view_replace_content (WEBKIT_WEB_VIEW (view), html->str, uri, 0);
 #else
+  /* Make our history backend ignore the next page load, since it will be an error page.
+   *
+   * FIXME: at this point error pages in WebKit2 do not trigger load
+   * events, so this is only needed for WebKit1. This might (probably
+   * will?) change soon, so keep an eye on WebKit2 and change this
+   * accordingly.
+   */
+  ephy_web_view_freeze_history (view);
   webkit_web_frame_load_alternate_string (webkit_web_view_get_main_frame (WEBKIT_WEB_VIEW (view)),
                                           html->str, uri, uri);
 #endif
-- 
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