[FLINK-9806][docs] Add canonical link

This closes apache#6396.
cchepelov · Jul 25, 2018 · bd71d28 · bd71d28
1 parent 87bdf7e
commit bd71d28
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diff --git a/docs/_config.yml b/docs/_config.yml
@@ -46,6 +46,7 @@ download_url: "http://flink.apache.org/downloads.html"
 
 # please use a protocol relative URL here
 baseurl: //ci.apache.org/projects/flink/flink-docs-master
+stable_baseurl: //ci.apache.org/projects/flink/flink-docs-stable
 
 # Flag whether this is a stable version or not. Used for the quickstart page.
 is_stable: false

diff --git a/docs/_layouts/base.html b/docs/_layouts/base.html
@@ -26,6 +26,7 @@
     <title>Apache Flink {{ site.version_title }} Documentation: {{ page.title }}</title>
     <link rel="shortcut icon" href="{{ site.baseurl }}/page/favicon.ico" type="image/x-icon">
     <link rel="icon" href="{{ site.baseurl }}/page/favicon.ico" type="image/x-icon">
+    <link rel="canonical" href="{{ site.stable_baseurl }}{{ page.url | replace:'index.html',''}}">
 
     <!-- Bootstrap -->
     <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap.min.css">