[gnome-tweak-tool] Tidy schema reading code

[John Stowers <jstowers src gnome org>]

commit 7fe4220fa721ed9893573e8faaa661d55a35ccea
Author: John Stowers <john stowers gmail com>
Date:   Thu Nov 10 11:37:10 2011 +1300

    Tidy schema reading code

 NEWS                |    3 +++
 gtweak/gsettings.py |    8 ++++----
 2 files changed, 7 insertions(+), 4 deletions(-)
---
diff --git a/NEWS b/NEWS
index d56837e..1599417 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,6 @@
+3.2.2
+  * Dont die on malformed schemas
+
 3.2.1
   * Translation updates
   * Ellipsize long strings - should fix window size issues
diff --git a/gtweak/gsettings.py b/gtweak/gsettings.py
index ea21927..ca7020f 100644
--- a/gtweak/gsettings.py
+++ b/gtweak/gsettings.py
@@ -42,18 +42,18 @@ class _GSettingsSchema:
                 if schema_name == schema.getAttribute("id"):
                     for key in schema.getElementsByTagName("key"):
                         #summary is compulsory, description is optional
-                        summary = key.getElementsByTagName("summary")
+                        #... in theory, but we should not barf on bad schemas ever
                         try:
-                            summary_text = summary[0].childNodes[0].data
+                            summary = key.getElementsByTagName("summary")[0].childNodes[0].data
                         except:
-                            summary_text = ""
+                            summary = ""
                             logging.warning("Schema %s missing summary text: %s" % (schema_path, key.toxml()))
                         try:
                             description = key.getElementsByTagName("description")[0].childNodes[0].data
                         except:
                             description = ""
                         self._schema[key.getAttribute("name")] = {
-                                "summary"       :   summary_text,
+                                "summary"       :   summary,
                                 "description"   :   description
                         }
         except: