Ticket #881: issue-881-redirect-language.patch

themes/overview/page.html

@@ -1 +1 @@
 {% extends "basic/page.html" %}
 
+{%- block extrahead %} 
+        <script type="text/javascript" src="{{ pathto('_static/osgeolive.js', 1) }}"></script>
+{% endblock %}
+
 {%- macro customrelbar(showrel=True) %}
     <div class="related">
                 <div id="translations">
+                <!--
                         <a href="../../en/index.html">English</a> |
                         <a href="../../el/index.html">Ελληνικά</a> |
                         <a href="../../ca/index.html">Català</a> |              
@@ -11 +16 @@
                         <a href="../../ja/index.html">日本語</a> |
                         <a href="../../pl/index.html">Polski</a> |
                         <a href="../../zh/index.html">中文</a>
+                -->
+                        <a href="javascript:defaultRedirect('en')">English</a> |
+                        <a href="javascript:defaultRedirect('el')">Ελληνικά</a> |
+                        <a href="javascript:defaultRedirect('ca')">Català</a> |         
+                        <a href="javascript:defaultRedirect('de')">Deutsch</a> |
+                        <a href="javascript:defaultRedirect('es')">Español</a> |
+                        <a href="javascript:defaultRedirect('ja')">日本語</a> |
+                        <a href="javascript:defaultRedirect('pl')">Polski</a> |
+                        <a href="javascript:defaultRedirect('zh')">中文</a>
                 </div>
     </div>
 {%- endmacro %}

themes/overview/static/osgeolive.js

@@ +1 @@
+var adhocURL = "http://adhoc.osgeo.osuosl.org/livedvd/docs/en/index.html";
+var liveURL = "http://live.osgeo.org/en/index.html";
+var adhocContext = "/livedvd/docs";
+var localContext = "/_build/html";
+
+var getContext = function(url) {
+    // substring to extract the language code (two chars, e.g. 'en', 'ca', etc)
+    var context;
+
+        // adhoc urls
+    var index1 = url.indexOf(adhocContext);
+    if (index1 >= 0) {
+        context = url.substring(index1 + adhocContext.length);
+    } else {
+                // local file
+        var i2 = url.indexOf(localContext);
+        if (i2 >= 0) {
+            context = url.substring(i2 + localContext.length);
+        } else {
+                        // default at live.osgeo.org
+            context = url;
+        } 
+    }
+
+    return context;
+}
+
+// returns a substring for the language from url
+var getLanguageFormUrl = function(url) {
+    return getContext(url).substr(1, 2);
+}
+
+// creates a location object from url string to work with pathname
+var createHrefFromString = function(theStringURL) {
+    var tmpLink = document.createElement('a');
+    // the current context, independent from adhoc or live deployment
+    tmpLink.href = theStringURL;
+    return tmpLink;
+}
+
+// just a test function
+var testAdhocURL = function() {
+    redirectFromUrlToLang(createHrefFromString(adhocURL), "zh");
+    redirectFromUrlToLang(createHrefFromString(liveURL), "de");
+}
+
+// public accessable function to redirect from the main menu (see page.html)
+// parameter is the new language, eg. 'en', 'de', 'ja', etc
+var defaultRedirect = function(newLanguage) {
+    var theLastPage = document.referrer;
+    if (theLastPage === "") {
+       theLastPage = window.location;
+    }
+    redirectFromUrlToLang(theLastPage, newLanguage);
+}
+
+var redirectFromUrlToLang = function(url, lang) {
+    var language;
+    if (lang.length != 2) {
+        language = "en";
+    } else {
+        language = lang.toLowerCase();
+    }
+    var pathName = url.pathname;
+    var newPathName;
+    if (language === getLanguageFormUrl(pathName)) {
+        newPathName = getContext(pathName);
+    } else {
+        var completeContext = getContext(pathName);
+        var pathWithoutLanguage = completeContext.substr(3);
+        var newContext = "/" + language + pathWithoutLanguage;
+        newPathName = pathName.replace(completeContext, newContext);
+    }
+
+    var newPage = url.href.replace(pathName, newPathName);
+    
+    window.location.href = newPage;
+
+}
+ No newline at end of file