support for data-markdown (#15)

This commit is contained in:
Hakim El Hattab 2012-07-31 01:13:33 -04:00
parent dc05ce1575
commit 19852772fe
4 changed files with 1379 additions and 5 deletions

View file

@ -259,9 +259,23 @@ function linkify( selector ) {
<script src="lib/js/head.min.js"></script>
<script>
// Load reveal.js as well as a classList polyfill if needed
head.js( !document.body.classList ? 'lib/js/classList.js' : null )
.js( 'js/reveal.js', function() {
// All scripts that should be loaded before initializing
var scripts = [];
// If the browser doesn't support classList, load a polyfill
if( !document.body.classList ) {
scripts.push( 'lib/js/classList.js' );
}
// Load markdown parser if there are slides defined using markdown
if( document.querySelector( '[data-markdown]' ) ) {
scripts.push( 'lib/js/showdown.js' );
scripts.push( 'lib/js/data-markdown.js' );
}
scripts.push( 'js/reveal.js' );
head.js.apply( null, scripts.concat([ function() {
// Parse the query string into a key/value object
var query = {};
@ -290,7 +304,7 @@ function linkify( selector ) {
transition: query.transition || 'default' // default/cube/page/concave/linear(2d)
});
} );
}]));
// Load highlight.js for syntax highlighting of code samples
head.js( 'lib/js/highlight.js', function() {

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@ -1,5 +1,5 @@
/*!
* reveal.js 1.5 r3
* reveal.js 1.5 r4
* http://lab.hakim.se/reveal-js
* MIT licensed
*

19
lib/js/data-markdown.js Normal file
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@ -0,0 +1,19 @@
// From https://gist.github.com/1343518, modified to not load showdown
(function boom(){
[].forEach.call( document.querySelectorAll('[data-markdown]'), function fn(elem){
// strip leading whitespace so it isn't evaluated as code
var text = elem.innerHTML.replace(/\n\s*\n/g,'\n'),
// set indentation level so your markdown can be indented within your HTML
leadingws = text.match(/^\n?(\s*)/)[1].length,
regex = new RegExp('\\n?\\s{' + leadingws + '}','g'),
md = text.replace(regex,'\n'),
html = (new Showdown.converter()).makeHtml(md);
// here, have sum HTML
elem.innerHTML = html;
});
}());

1341
lib/js/showdown.js Normal file

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