From 18af33c9bb3f285279618c449916e604a93d5956 Mon Sep 17 00:00:00 2001
From: Lance Edgar <lance@edbob.org>
Date: Thu, 18 Jan 2018 11:47:11 -0600
Subject: [PATCH] Add basic support for per-page help URL

---
 tailbone/templates/base.mako | 3 +++
 tailbone/views/master.py     | 4 ++++
 2 files changed, 7 insertions(+)

diff --git a/tailbone/templates/base.mako b/tailbone/templates/base.mako
index 37ab3dd5..15d5974d 100644
--- a/tailbone/templates/base.mako
+++ b/tailbone/templates/base.mako
@@ -54,6 +54,9 @@
           % endif
 
           <div class="feedback">
+            % if help_url is not Undefined and help_url:
+                ${h.link_to("Help", help_url, target='_blank', class_='button')}
+            % endif
             <button type="button" id="feedback">Feedback</button>
           </div>
 
diff --git a/tailbone/views/master.py b/tailbone/views/master.py
index 826b693c..a21188df 100644
--- a/tailbone/views/master.py
+++ b/tailbone/views/master.py
@@ -1192,6 +1192,9 @@ class MasterView(View):
             route_prefix = 'mobile.{}'.format(route_prefix)
         return self.request.route_url('{}.{}'.format(route_prefix, action), **kw)
 
+    def get_help_url(self):
+        return getattr(self, 'help_url', None)
+
     def render_to_response(self, template, data, mobile=False):
         """
         Return a response with the given template rendered with the given data.
@@ -1210,6 +1213,7 @@ class MasterView(View):
             'index_url': self.get_index_url(mobile=mobile),
             'action_url': self.get_action_url,
             'grid_index': self.grid_index,
+            'help_url': self.get_help_url(),
         }
 
         if self.grid_index: