[epiphany/gnome-3-22] uri-helpers: Add function to convert URI to security origin

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 63aec58489c92863568137f19158ca707642c416
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Thu Dec 29 12:54:43 2016 -0600

    uri-helpers: Add function to convert URI to security origin

 lib/ephy-uri-helpers.c |   25 ++++++++++++++++++++++++-
 lib/ephy-uri-helpers.h |    2 ++
 2 files changed, 26 insertions(+), 1 deletions(-)
---
diff --git a/lib/ephy-uri-helpers.c b/lib/ephy-uri-helpers.c
index f7c3503..db637c6 100644
--- a/lib/ephy-uri-helpers.c
+++ b/lib/ephy-uri-helpers.c
@@ -1,6 +1,7 @@
 /* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /*
  *  Copyright © 2013 Bastien Nocera <hadess hadess net>
+ *  Copyright © 2016 Igalia S.L.
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -280,4 +281,26 @@ ephy_uri_normalize (const char *uri_string)
   return encoded_uri;
 }
 
-/* vim: set sw=2 ts=2 sts=2 et: */
+char *
+ephy_uri_to_security_origin (const char *uri_string)
+{
+  SoupURI *uri;
+  char *result;
+
+  /* Convert to URI containing only protocol, host, and port. */
+  uri = soup_uri_new (uri_string);
+  if (uri == NULL)
+    return NULL;
+
+  if (uri->scheme == SOUP_URI_SCHEME_FILE ||
+      uri->scheme == SOUP_URI_SCHEME_DATA)
+    return NULL;
+
+  if (soup_uri_uses_default_port (uri))
+    result = g_strdup_printf ("%s://%s", uri->scheme, uri->host);
+  else
+    result = g_strdup_printf ("%s://%s:%u", uri->scheme, uri->host, uri->port);
+  soup_uri_free (uri);
+
+  return result;
+}
diff --git a/lib/ephy-uri-helpers.h b/lib/ephy-uri-helpers.h
index e7fffa1..f04af6f 100644
--- a/lib/ephy-uri-helpers.h
+++ b/lib/ephy-uri-helpers.h
@@ -1,6 +1,7 @@
 /* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /*
  *  Copyright © 2013 Bastien Nocera <hadess hadess net>
+ *  Copyright © 2016 Igalia S.L.
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -26,6 +27,7 @@ G_BEGIN_DECLS
 char *ephy_remove_tracking_from_uri (const char *uri);
 char *ephy_uri_decode (const char *uri);
 char *ephy_uri_normalize (const char *uri);
+char *ephy_uri_to_security_origin (const char *uri);
 
 G_END_DECLS