[zenity] Allow --text-info to load resources also from relative file:// URIs

[Arx Henrique Pereira da Cruz <arxcruz src gnome org>]

commit fad5a25dcd23a46bf2e25d001b008273cc4ea578
Author: Kernc <kerncece gmail com>
Date:   Wed Oct 22 00:14:24 2014 +0200

    Allow --text-info to load resources also from relative file:// URIs

 src/text.c |   11 ++++++++++-
 1 files changed, 10 insertions(+), 1 deletions(-)
---
diff --git a/src/text.c b/src/text.c
index e5ba15e..cf4aa63 100644
--- a/src/text.c
+++ b/src/text.c
@@ -316,10 +316,19 @@ zenity_text (ZenityData *data, ZenityTextData *text_data)
     }
     else
     {
+      gchar *cwd;
+      gchar *dirname;
+      gchar *dirname_uri;
+      dirname = text_data->uri ? g_path_get_dirname (text_data->uri) : g_strdup ("/");
+      cwd = g_get_current_dir ();
+      dirname_uri = g_strconcat ("file://", cwd, "/", dirname, "/", NULL);
+      g_free (cwd);
+      g_free (dirname);
       gtk_text_buffer_get_start_iter (text_buffer, &start_iter);
       gtk_text_buffer_get_end_iter (text_buffer, &end_iter);
       content = gtk_text_buffer_get_text (text_buffer, &start_iter, &end_iter, TRUE);
-      webkit_web_view_load_string (WEBKIT_WEB_VIEW(web_kit), content, "text/html", "UTF-8", "file:///");
+      webkit_web_view_load_string (WEBKIT_WEB_VIEW(web_kit), content, "text/html", "UTF-8", dirname_uri);
+      g_free (dirname_uri);
       g_free (content);
     }