DOCS372 add opensearch to site template, utilizing Google CSE for browser search

Author: Ed Costello

source/.static/osd.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?> 
+<OpenSearchDescription xmlns="http://a9.com/-/spec/opensearch/1.1/"> 
+<ShortName>MongoDB Help</ShortName> 
+<LongName>Google Custom Search of MongoDB documentation and wiki</LongName>
+<Description>Google Custom Search of MongoDB documentation (docs.mongodb.org) and wiki (www.mongodb.org/display/DOCS)</Description>
+<Tags>mongodb mongo mongodocs</Tags>
+<Query role="example" searchTerms="mongodb"/>
+<Image height="16" width="16" type="image/vnd.microsoft.icon">http://media.mongodb.org/favicon.ico</Image>
+<Developer>10gen, inc.</Developer>
+<Contact>[email protected]</Contact>
+<Url type="text/html" rel="results" template="http://www.google.com/cse?cx=017213726194841070573:WMX6838984&amp;ie=UTF-8&amp;q={searchTerms}" />
+<Url type="application/opensearchdescription+xml" rel="self" template="http://docs.mongodb.org/docs/.static/osd.xml"/>
+<Attribution>Google Custom Search by 10Gen.com</Attribution>
+</OpenSearchDescription>

themes/mongodb/layout.html

@@ -165,11 +165,10 @@
     {{ css() }}
     {%- if not embedded %}
     {{ script() }}
-    {%- if use_opensearch %}
-    <link rel="search" type="application/opensearchdescription+xml"
-          title="{% trans docstitle=docstitle|e %}Search within {{ docstitle }}{% endtrans %}"
-          href="{{ pathto('_static/opensearch.xml', 1) }}"/>
-    {%- endif %}
+{%- block googlecse_opensearch %}
+{#- can't use Sphinx builtin opensearch, but can point to our own -#}
+<link rel="search" type="application/opensearchdescription+xml" href="{{ pathto('_static/osd.xml',1) }}" title="{% trans docstitle=docstitle|e %}Search within {{ docstitle }}{% endtrans %}"/>
+{%- endblock -%}
     {%- if favicon %}
     <link rel="shortcut icon" href="{{ pathto('_static/' + favicon, 1) }}"/>
     {%- endif %}