From 203b85808cae2fe0ea16ebc2a5de5d56b1649e29 Mon Sep 17 00:00:00 2001
From: Mohamed Feddad <mrf345@gmail.com>
Date: Wed, 1 Apr 2020 10:08:27 +0300
Subject: [PATCH] Add markdown dialect attribute. (#763)

Resolves #724
---
 examples/markdown/index.html | 5 +++++
 js/impress.js                | 3 ++-
 src/plugins/README.md        | 6 ++++++
 src/plugins/extras/extras.js | 3 ++-
 4 files changed, 15 insertions(+), 2 deletions(-)
diff --git a/examples/markdown/index.html b/examples/markdown/index.html
index 6f71a0c..355a14f 100644
--- a/examples/markdown/index.html
+++ b/examples/markdown/index.html
@@ -120,6 +120,11 @@ are converted to HTML first, then colored by Highlight.js:
   the content was written in simple Markdown.
 </div>
 
+<div class="step slide title markdown" data-rotate="-85" data-x="4000" data-y="2000" data-markdown-dialect="Maruku">
+This is an example of a slide with a specific Markdown dialect.
+===============================================================
+</div>
+
 <script type="text/javascript">
 var enableBwCss = function(){
     disableDevopsCss();
diff --git a/js/impress.js b/js/impress.js
index 0111171..1bab6d5 100644
--- a/js/impress.js
+++ b/js/impress.js
@@ -1566,10 +1566,11 @@
             var markdownDivs = document.querySelectorAll( ".markdown" );
             for ( var idx = 0; idx < markdownDivs.length; idx++ ) {
               var element = markdownDivs[ idx ];
+              var dialect = element.dataset.markdownDialect;
 
               var slides = element.textContent.split( /^-----$/m );
               var i = slides.length - 1;
-              element.innerHTML = markdown.toHTML( slides[ i ] );
+              element.innerHTML = markdown.toHTML( slides[ i ], dialect );
 
               // If there's an id, unset it for last, and all other, elements,
               // and then set it for the first.
diff --git a/src/plugins/README.md b/src/plugins/README.md
index 8e90d8c..0f9b1f0 100644
--- a/src/plugins/README.md
+++ b/src/plugins/README.md
@@ -40,6 +40,12 @@ HTML and CSS that you can use with that plugin.
 For your convenience, below is some sample HTML and CSS code covering all the
 plugins that you may want to use or adapt.
 
+Additional parameters for addons
+--------------------------------
+
+Some addons can handle additional HTML data attributes to help us in further customization:
+- Markdown-JS: You can pass a specific Markdown dialect to the plugin using `data-markdown-dialect="Another Dialect"`.
+
 ### Sample HTML to enable plugins and extra addons
 
     <head>
diff --git a/src/plugins/extras/extras.js b/src/plugins/extras/extras.js
index fc6a158..1321dfa 100644
--- a/src/plugins/extras/extras.js
+++ b/src/plugins/extras/extras.js
@@ -25,10 +25,11 @@
             var markdownDivs = document.querySelectorAll( ".markdown" );
             for ( var idx = 0; idx < markdownDivs.length; idx++ ) {
               var element = markdownDivs[ idx ];
+              var dialect = element.dataset.markdownDialect;
 
               var slides = element.textContent.split( /^-----$/m );
               var i = slides.length - 1;
-              element.innerHTML = markdown.toHTML( slides[ i ] );
+              element.innerHTML = markdown.toHTML( slides[ i ], dialect );
 
               // If there's an id, unset it for last, and all other, elements,
               // and then set it for the first.
