From a87ce957943c309457452aeb6959b907f6341941 Mon Sep 17 00:00:00 2001
From: VonC <vonc@laposte.net>
Date: Sun, 27 Oct 2013 00:27:44 +0200
Subject: [PATCH] Add 'data-element-attributes' attr. to 'section'.

By default '{\\\.\s*?([^}]+?)}'.
---
 plugin/markdown/markdown.js | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/plugin/markdown/markdown.js b/plugin/markdown/markdown.js
index 3219e96..fccc442 100755
--- a/plugin/markdown/markdown.js
+++ b/plugin/markdown/markdown.js
@@ -28,6 +28,7 @@
 
 	var DEFAULT_SLIDE_SEPARATOR = '^\n---\n$',
 		DEFAULT_NOTES_SEPARATOR = 'note:';
+		DEFAULT_ELEMENT_ATTRIBUTES_SEPARATOR = '{\\\.\s*?([^}]+?)}';
 
 
 	/**
@@ -218,7 +219,6 @@
 				xhr.onreadystatechange = function() {
 					if( xhr.readyState === 4 ) {
 						if ( xhr.status >= 200 && xhr.status < 300 ) {
-
 							section.outerHTML = slidify( xhr.responseText, {
 								separator: section.getAttribute( 'data-separator' ),
 								verticalSeparator: section.getAttribute( 'data-vertical' ),
@@ -277,8 +277,8 @@
 	 * directly on refresh (F5)
 	 * http://stackoverflow.com/questions/5690269/disabling-chrome-cache-for-website-development/7000899#answer-11786277
 	 */
-	function addAttributeInElement( node, elementTarget ){
-		var mardownClassesInElementsRegex = new RegExp( "{\\\.\s*?([^}]+?)}", 'mg' );
+	function addAttributeInElement( node, elementTarget, separator ){
+		var mardownClassesInElementsRegex = new RegExp( separator, 'mg' );
 		var mardownClassRegex = new RegExp( "([^\"= ]+?)=\"([^\"=]+?)\"", 'mg' );
 		var nodeValue = node.nodeValue;
 		if ( matches = mardownClassesInElementsRegex.exec( nodeValue ) ) {
@@ -297,24 +297,24 @@
 	 * Add attributes to the parent element of a text node,
 	 * or the element of an attribute node.
 	 */
-	function addAttributes( element )
+	function addAttributes( element, separator )
 	{
 		if ( element.childNodes.length > 0 ) {
 
 			for ( var i = 0; i < element.childNodes.length; i++ ) {
-				addAttributes( element.childNodes[i] );
+				addAttributes( element.childNodes[i], separator );
 			}
 		}
 		var nodeValue;
 		var elementTarget;
 		// From http://stackoverflow.com/questions/9178174/find-all-text-nodes
 		if ( element.nodeType == Node.TEXT_NODE && /\S/.test(element.nodeValue) ) {
-			addAttributeInElement( element, element.parentNode );
+			addAttributeInElement( element, element.parentNode, separator );
 		}
 		if ( element.nodeType == Node.ELEMENT_NODE && element.attributes.length > 0 ) {
 			for ( iattr=0; iattr<element.attributes.length; iattr++ ){
 				var attr = element.attributes[iattr];
-				addAttributeInElement(attr, element)
+				addAttributeInElement(attr, element, separator )
 			}
 		}
 	}
@@ -340,7 +340,9 @@
 				var markdown = getMarkdownFromSlide( section );
 
 				section.innerHTML = marked( markdown );
-				addAttributes( section );
+				addAttributes( 	section, section.getAttribute( 'data-element-attributes' ) ||
+								section.parentNode.getAttribute( 'data-element-attributes' ) ||
+								DEFAULT_ELEMENT_ATTRIBUTES_SEPARATOR );
 
 				// If there were notes, we need to re-add them after
 				// having overwritten the section's HTML