From 005ab295503b33ec669c6553891d9cefde6f1e31 Mon Sep 17 00:00:00 2001
From: Eric Holscher <eric@ericholscher.com>
Date: Tue, 21 Jun 2016 10:39:23 -0700
Subject: [PATCH] Fix how we check for meta and make sure it isn't None

---
 sphinx_rtd_theme/breadcrumbs.html | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/sphinx_rtd_theme/breadcrumbs.html b/sphinx_rtd_theme/breadcrumbs.html
index 321f5450..c97b09ff 100644
--- a/sphinx_rtd_theme/breadcrumbs.html
+++ b/sphinx_rtd_theme/breadcrumbs.html
@@ -6,11 +6,17 @@
 {% set suffix = source_suffix %}
 {% endif %}
 
-{% if meta is defined and 'github_url' in meta %}
+{% if meta is defined and meta is not none %}
+{% set check_meta = True %}
+{% else %}
+{% set check_meta = False %}
+{% endif %}
+
+{% if check_meta and 'github_url' in meta %}
 {% set display_github = True %}
 {% endif %}
 
-{% if meta is defined and 'bitbucket_url' in meta %}
+{% if check_meta and 'bitbucket_url' in meta %}
 {% set display_bitbucket = True %}
 {% endif %}
 
@@ -24,14 +30,14 @@
     <li class="wy-breadcrumbs-aside">
       {% if pagename != "search" %}
           {% if display_github %}
-          {% if meta is defined and 'github_url' in meta %}
+          {% if check_meta and 'github_url' in meta %}
             <!-- User defined GitHub URL -->
             <a href="{{ meta['github_url'] }}" class="fa fa-github"> Edit on GitHub</a>
           {% else %}
             <a href="https://{{ github_host|default("github.com") }}/{{ github_user }}/{{ github_repo }}/blob/{{ github_version }}{{ conf_py_path }}{{ pagename }}{{ suffix }}" class="fa fa-github"> Edit on GitHub</a>
           {% endif %}
         {% elif display_bitbucket %}
-          {% if meta is defined and 'bitbucket_url' in meta %}
+          {% if check_meta and 'bitbucket_url' in meta %}
             <!-- User defined Bitbucket URL -->
             <a href="{{ meta['bitbucket_url'] }}" class="fa fa-bitbucket"> Edit on Bitbucket</a>
           {% else %}