Add possibility to change the front page (close #128)

docs/config.rst

@@ -70,6 +70,14 @@ The value of ``root`` is used as prefix for all data types.
 
 You can use this to optionally specify on what domains the rendered tiles are accessible. This can be used for basic load-balancing or to bypass browser's limit for the number of connections per domain.
 
+``frontPage``
+-----------------
+
+Path to the html (relative to ``root`` path) to use as a front page.
+
+Use ``true`` (or nothing) to serve the default TileServer GL front page with list of styles and data.
+Use ``false`` to disable the front page altogether (404).
+
 ``formatQuality``
 -----------------
 

src/server.js

@@ -209,14 +209,23 @@ module.exports = function(opts, callback) {
   app.use('/', express.static(path.join(__dirname, '../public/resources')));
 
   var templates = path.join(__dirname, '../public/templates');
-  var serveTemplate = function(path, template, dataGetter) {
+  var serveTemplate = function(urlPath, template, dataGetter) {
-    fs.readFile(templates + '/' + template + '.tmpl', function(err, content) {
+    var templateFile = templates + '/' + template + '.tmpl';
+    if (template == 'index') {
+      if (options.frontPage === false) {
+        return;
+      } else if (options.frontPage &&
+                 options.frontPage.constructor === String) {
+        templateFile = path.resolve(paths.root, options.frontPage);
+      }
+    }
+    fs.readFile(templateFile, function(err, content) {
       if (err) {
-        console.log('Template not found:', err);
+        console.error('Template not found:', err);
       }
       var compiled = handlebars.compile(content.toString());
 
-      app.use(path, function(req, res, next) {
+      app.use(urlPath, function(req, res, next) {
         var data = {};
         if (dataGetter) {
           data = dataGetter(req);