Update slide mode, now respect all meta settings and update default styles

lib/response.js

@@ -555,7 +555,7 @@ function showPublishSlide(req, res, next) {
                 title: title,
                 description: meta.description,
                 slides: slides,
-                slideOptions: JSON.stringify(meta.slideOptions || {}),
+                meta: JSON.stringify(obj.meta || {}),
                 GA: meta.GA,
                 useCDN: config.usecdn
             };

public/css/slide.css

@@ -252,4 +252,15 @@ pre.mermaid > svg {
 .reveal .slides > section,
 .reveal .slides > section > section {
     transform-style: flat;
-}
+}
+
+.reveal.rtl .slides,
+.reveal.rtl .slides h1,
+.reveal.rtl .slides h2,
+.reveal.rtl .slides h3,
+.reveal.rtl .slides h4,
+.reveal.rtl .slides h5,
+.reveal.rtl .slides h6 {
+	direction: rtl;
+	font-family: inherit;
+}

public/js/slide.js

@@ -45,7 +45,29 @@ var defaultOptions = {
 };
 
 // options from yaml meta
-var options = JSON.parse($("#options").text());
+var meta = JSON.parse($("#meta").text());
+var options = meta.slideOptions || {};
+
+var view = $('.reveal');
+
+//text language
+if (meta.lang && typeof meta.lang == "string") {
+    view.attr('lang', meta.lang);
+} else {
+    view.removeAttr('lang');
+}
+//text direction
+if (meta.dir && typeof meta.dir == "string" && meta.dir == "rtl") {
+    options.rtl = true;
+} else {
+    options.rtl = false;
+}
+//breaks
+if (typeof meta.breaks === 'boolean' && !meta.breaks) {
+    md.options.breaks = false;
+} else {
+    md.options.breaks = true;
+}
 
 // options from URL query string
 var queryOptions = Reveal.getQueryHash() || {};

public/views/slide.ejs

@@ -50,7 +50,7 @@
             <div class="slides"><%- slides %></div>
         </div>
 
-        <div id="options" class="hidden"><%- slideOptions %></div>
+        <div id="meta" style="display: none;"><%- meta %></div>
 
         <script type="text/x-mathjax-config">
             MathJax.Hub.Config({ messageStyle: "none", skipStartupTypeset: true ,tex2jax: {inlineMath: [['$','$'], ['\\(','\\)']], processEscapes: true }});