revproxy-presentation/plugin/markdown/markdown.js
2012-11-16 09:29:32 -05:00

37 lines
No EOL
1.2 KiB
JavaScript

// From https://gist.github.com/1343518
// Modified by Hakim to handle Markdown indented with tabs
(function(){
if( typeof Showdown === 'undefined' ) {
throw 'The reveal.js Markdown plugin requires Showdown to be loaded';
}
var sections = document.querySelectorAll( '[data-markdown]' );
for( var i = 0, len = sections.length; i < len; i++ ) {
var section = sections[i];
var notes = section.querySelector( 'aside.notes' );
var template = section.querySelector( 'script' );
// strip leading whitespace so it isn't evaluated as code
var text = ( template || section ).innerHTML;
var leadingWs = text.match(/^\n?(\s*)/)[1].length,
leadingTabs = text.match(/^\n?(\t*)/)[1].length;
if( leadingTabs > 0 ) {
text = text.replace( new RegExp('\\n?\\t{' + leadingTabs + '}','g'), '\n' );
}
else if( leadingWs > 1 ) {
text = text.replace( new RegExp('\\n? {' + leadingWs + '}','g'), '\n' );
}
section.innerHTML = (new Showdown.converter()).makeHtml(text);
if( notes ) {
section.appendChild( notes );
}
}
})();