dynamically load a /versions.html_fragment file so that all old versions get the complete dropdown list of versions to select

Docker-DCO-1.1-Signed-off-by: SvenDowideit <SvenDowideit@home.org.au> (github: SvenDowideit)

docs/Dockerfile

@@ -27,10 +27,13 @@ ADD	MAINTAINERS /docs/sources/humans.txt
 WORKDIR	/docs
 
 RUN	VERSION=$(cat /docs/VERSION)								&&\
+        MAJOR_MINOR="${VERSION%.*}"								&&\
+	for i in $(seq $MAJOR_MINOR -0.1 1.0) ; do echo "<li><a class='version' href='/v$i'>Version v$i</a></li>" ; done > /docs/sources/versions.html_fragment &&\
 	GIT_BRANCH=$(cat /docs/GIT_BRANCH)							&&\
 	GITCOMMIT=$(cat /docs/GITCOMMIT)							&&\
 	AWS_S3_BUCKET=$(cat /docs/AWS_S3_BUCKET)						&&\
 	sed -i "s/\$VERSION/$VERSION/g" /docs/theme/mkdocs/base.html				&&\
+	sed -i "s/\$MAJOR_MINOR/v$MAJOR_MINOR/g" /docs/theme/mkdocs/base.html			&&\
 	sed -i "s/\$GITCOMMIT/$GITCOMMIT/g" /docs/theme/mkdocs/base.html			&&\
 	sed -i "s/\$GIT_BRANCH/$GIT_BRANCH/g" /docs/theme/mkdocs/base.html			&&\
 	sed -i "s/\$AWS_S3_BUCKET/$AWS_S3_BUCKET/g" /docs/theme/mkdocs/base.html

docs/release.sh

@@ -27,6 +27,10 @@ if [ "$$AWS_S3_BUCKET" == "docs.docker.com" ]; then
 	fi
 fi
 
+# Remove the last version - 1.0.2-dev -> 1.0
+MAJOR_MINOR="v${VERSION%.*}"
+export MAJOR_MINOR
+
 export BUCKET=$AWS_S3_BUCKET
 
 export AWS_CONFIG_FILE=$(pwd)/awsconfig
@@ -69,7 +73,8 @@ upload_current_documentation() {
 
 	# a really complicated way to send only the files we want
 	# if there are too many in any one set, aws s3 sync seems to fall over with 2 files to go
-	endings=( json html xml css js gif png JPG ttf svg woff)
+	#  versions.html_fragment
+	endings=( json html xml css js gif png JPG ttf svg woff html_fragment )
 	for i in ${endings[@]}; do
 		include=""
 		for j in ${endings[@]}; do
@@ -104,9 +109,6 @@ setup_s3
 build_current_documentation
 upload_current_documentation
 
-# Remove the last version - 1.0.2-dev -> 1.0
-MAJOR_MINOR="v${VERSION%.*}"
-
 #build again with /v1.0/ prefix
 sed -i "s/^site_url:.*/site_url: \/$MAJOR_MINOR\//" mkdocs.yml
 build_current_documentation

docs/theme/mkdocs/base.html

@@ -4,7 +4,7 @@
   <meta charset="utf-8">
   <meta http-equiv="X-UA-Compatible" content="IE=edge">
   <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
-{% set docker_version = "$VERSION" %}{% set docker_commit = "$GITCOMMIT" %}{% set docker_branch = "$GIT_BRANCH" %}{% set aws_bucket = "$AWS_S3_BUCKET" %}
+  {% set docker_version = "$VERSION" %}{% set major_minor = "$MAJOR_MINOR" %}{% set docker_commit = "$GITCOMMIT" %}{% set docker_branch = "$GIT_BRANCH" %}{% set aws_bucket = "$AWS_S3_BUCKET" %}
   <meta name="docker_version" content="{{ docker_version }}">
   <meta name="docker_git_branch" content="{{ docker_branch }}">
   <meta name="docker_git_commit" content="{{ docker_commit }}">
@@ -52,17 +52,13 @@
         <h1 class="header2">{{ current_page.title }}</h1>
       </div>
       <div class="span5">
-        <div id="versionnav" class="span2 pull-right">
+        <div id="versionnav" class="span3 pull-right">
-          <ul class="nav version">
+          <ul class="nav version pull-right">
             <li class="dropdown">
               <a id="logged-in-header-username" class="dropdown-toggle" data-toggle="dropdown" href="#">
-  	  	  Latest (Version 1.3)
+		      Latest (Version {{ major_minor }})
               </a>
-              <ul class="dropdown-menu pull-right">
+              <ul id="documentation-version-list" class="dropdown-menu pull-right">
-                <li><a href="https://hub.docker.com/">Version 1.3</a></li>
-                <li><a href="https://hub.docker.com/">Version 1.2</a></li>
-                <li><a href="https://hub.docker.com/">Version 1.1</a></li>
-                <li><a href="https://hub.docker.com/">Version 1.0</a></li>
 		<li role="presentation" class="divider"></li>
 		<li> <a class="home-link3 tertiary-nav" href="https://github.com/dotcloud/docker/blob/master/docs/sources/{{ current_page.input_path }}" >Edit on GitHub</a></li>
               </ul>
@@ -148,6 +144,16 @@ piCId = '1482';
   });
   $(document).ready(function() {
     $('#content').css("min-height", $(window).height() - 553 );
+    // load the complete versions list
+    $.get("/versions.html_fragment", function( data ) {
+    	$('#documentation-version-list').prepend(data);
+	//remove any "/v1.1/" bits from font.
+	path = document.location.pathname.replace(/^\/v\d\.\d/, "");
+	$('#documentation-version-list a.version').each(function(i, e) {
+		e.href = e.href+path;
+		$(e).removeClass()
+	});
+    });
   })
   var userName = getCookie('docker_sso_username');
   if (userName) {