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-rw-r--r--presentation/plugin/markdown/example.html146
-rw-r--r--presentation/plugin/markdown/example.md36
-rwxr-xr-xpresentation/plugin/markdown/markdown.js436
-rw-r--r--presentation/plugin/markdown/marked.js6
4 files changed, 624 insertions, 0 deletions
diff --git a/presentation/plugin/markdown/example.html b/presentation/plugin/markdown/example.html
new file mode 100644
index 0000000..ecbc217
--- /dev/null
+++ b/presentation/plugin/markdown/example.html
@@ -0,0 +1,146 @@
+<!doctype html>
+<html lang="en">
+
+<head>
+ <meta charset="utf-8">
+
+ <title>reveal.js - Markdown Demo</title>
+
+ <link href="../../css/reveal.css" rel="stylesheet">
+ <link href="../../css/theme/white.css" id="theme" rel="stylesheet">
+
+ <link href="../../lib/css/monokai.css" rel="stylesheet">
+</head>
+
+<body>
+
+<div class="reveal">
+
+ <div class="slides">
+
+ <!-- Use external markdown resource, separate slides by three newlines; vertical slides by two newlines -->
+ <section data-markdown="example.md" data-separator="^\n\n\n" data-separator-vertical="^\n\n"></section>
+
+ <!-- Slides are separated by three dashes (quick 'n dirty regular expression) -->
+ <section data-markdown data-separator="---">
+ <script type="text/template">
+ ## Demo 1
+ Slide 1
+ ---
+ ## Demo 1
+ Slide 2
+ ---
+ ## Demo 1
+ Slide 3
+ </script>
+ </section>
+
+ <!-- Slides are separated by newline + three dashes + newline, vertical slides identical but two dashes -->
+ <section data-markdown data-separator="^\n---\n$" data-separator-vertical="^\n--\n$">
+ <script type="text/template">
+ ## Demo 2
+ Slide 1.1
+
+ --
+
+ ## Demo 2
+ Slide 1.2
+
+ ---
+
+ ## Demo 2
+ Slide 2
+ </script>
+ </section>
+
+ <!-- No "extra" slides, since there are no separators defined (so they'll become horizontal rulers) -->
+ <section data-markdown>
+ <script type="text/template">
+ A
+
+ ---
+
+ B
+
+ ---
+
+ C
+ </script>
+ </section>
+
+ <!-- Slide attributes -->
+ <section data-markdown>
+ <script type="text/template">
+ <!-- .slide: data-background="#000000" -->
+ ## Slide attributes
+ </script>
+ </section>
+
+ <!-- Element attributes -->
+ <section data-markdown>
+ <script type="text/template">
+ ## Element attributes
+ - Item 1 <!-- .element: class="fragment" data-fragment-index="2" -->
+ - Item 2 <!-- .element: class="fragment" data-fragment-index="1" -->
+ </script>
+ </section>
+
+ <!-- Code -->
+ <section data-markdown>
+ <script type="text/template">
+ ```php
+ public function foo()
+ {
+ $foo = array(
+ 'bar' => 'bar'
+ )
+ }
+ ```
+ </script>
+ </section>
+
+ <!-- Images -->
+ <section data-markdown>
+ <script type="text/template">
+ ![Sample image](https://s3.amazonaws.com/static.slid.es/logo/v2/slides-symbol-512x512.png)
+ </script>
+ </section>
+
+ </div>
+</div>
+
+<script src="../../js/reveal.js"></script>
+
+<script>
+
+ Reveal.initialize({
+ controls: true,
+ progress: true,
+ history: true,
+ center: true,
+
+ // Optional libraries used to extend on reveal.js
+ dependencies: [
+ {
+ src: 'marked.js', condition: function () {
+ return !!document.querySelector('[data-markdown]');
+ }
+ },
+ {
+ src: 'markdown.js', condition: function () {
+ return !!document.querySelector('[data-markdown]');
+ }
+ },
+ {
+ src: '../highlight/highlight.js', async: true, callback: function () {
+ hljs.initHighlightingOnLoad();
+ }
+ },
+ {src: '../notes/notes.js'}
+ ]
+ });
+
+</script>
+
+</body>
+</html>
diff --git a/presentation/plugin/markdown/example.md b/presentation/plugin/markdown/example.md
new file mode 100644
index 0000000..89c7534
--- /dev/null
+++ b/presentation/plugin/markdown/example.md
@@ -0,0 +1,36 @@
+# Markdown Demo
+
+
+
+## External 1.1
+
+Content 1.1
+
+Note: This will only appear in the speaker notes window.
+
+
+## External 1.2
+
+Content 1.2
+
+
+
+## External 2
+
+Content 2.1
+
+
+
+## External 3.1
+
+Content 3.1
+
+
+## External 3.2
+
+Content 3.2
+
+
+## External 3.3
+
+![External Image](https://s3.amazonaws.com/static.slid.es/logo/v2/slides-symbol-512x512.png)
diff --git a/presentation/plugin/markdown/markdown.js b/presentation/plugin/markdown/markdown.js
new file mode 100755
index 0000000..c800bce
--- /dev/null
+++ b/presentation/plugin/markdown/markdown.js
@@ -0,0 +1,436 @@
+/**
+ * The reveal.js markdown plugin. Handles parsing of
+ * markdown inside of presentations as well as loading
+ * of external markdown documents.
+ */
+(function (root, factory) {
+ if (typeof define === 'function' && define.amd) {
+ root.marked = require('./marked');
+ root.RevealMarkdown = factory(root.marked);
+ } else if (typeof exports === 'object') {
+ module.exports = factory(require('./marked'));
+ } else {
+ // Browser globals (root is window)
+ root.RevealMarkdown = factory(root.marked);
+ }
+}(this, function (marked) {
+
+ var DEFAULT_SLIDE_SEPARATOR = '^\r?\n---\r?\n$',
+ DEFAULT_NOTES_SEPARATOR = 'notes?:',
+ DEFAULT_ELEMENT_ATTRIBUTES_SEPARATOR = '\\\.element\\\s*?(.+?)$',
+ DEFAULT_SLIDE_ATTRIBUTES_SEPARATOR = '\\\.slide:\\\s*?(\\\S.+?)$';
+
+ var SCRIPT_END_PLACEHOLDER = '__SCRIPT_END__';
+
+
+ /**
+ * Retrieves the markdown contents of a slide section
+ * element. Normalizes leading tabs/whitespace.
+ */
+ function getMarkdownFromSlide(section) {
+
+ // look for a <script> or <textarea data-template> wrapper
+ var template = section.querySelector('[data-template]') || section.querySelector('script');
+
+ // strip leading whitespace so it isn't evaluated as code
+ var text = (template || section).textContent;
+
+ // restore script end tags
+ text = text.replace(new RegExp(SCRIPT_END_PLACEHOLDER, 'g'), '</script>');
+
+ 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');
+ }
+
+ return text;
+
+ }
+
+ /**
+ * Given a markdown slide section element, this will
+ * return all arguments that aren't related to markdown
+ * parsing. Used to forward any other user-defined arguments
+ * to the output markdown slide.
+ */
+ function getForwardedAttributes(section) {
+
+ var attributes = section.attributes;
+ var result = [];
+
+ for (var i = 0, len = attributes.length; i < len; i++) {
+ var name = attributes[i].name,
+ value = attributes[i].value;
+
+ // disregard attributes that are used for markdown loading/parsing
+ if (/data\-(markdown|separator|vertical|notes)/gi.test(name)) continue;
+
+ if (value) {
+ result.push(name + '="' + value + '"');
+ } else {
+ result.push(name);
+ }
+ }
+
+ return result.join(' ');
+
+ }
+
+ /**
+ * Inspects the given options and fills out default
+ * values for what's not defined.
+ */
+ function getSlidifyOptions(options) {
+
+ options = options || {};
+ options.separator = options.separator || DEFAULT_SLIDE_SEPARATOR;
+ options.notesSeparator = options.notesSeparator || DEFAULT_NOTES_SEPARATOR;
+ options.attributes = options.attributes || '';
+
+ return options;
+
+ }
+
+ /**
+ * Helper function for constructing a markdown slide.
+ */
+ function createMarkdownSlide(content, options) {
+
+ options = getSlidifyOptions(options);
+
+ var notesMatch = content.split(new RegExp(options.notesSeparator, 'mgi'));
+
+ if (notesMatch.length === 2) {
+ content = notesMatch[0] + '<aside class="notes">' + marked(notesMatch[1].trim()) + '</aside>';
+ }
+
+ // prevent script end tags in the content from interfering
+ // with parsing
+ content = content.replace(/<\/script>/g, SCRIPT_END_PLACEHOLDER);
+
+ return '<script type="text/template">' + content + '</script>';
+
+ }
+
+ /**
+ * Parses a data string into multiple slides based
+ * on the passed in separator arguments.
+ */
+ function slidify(markdown, options) {
+
+ options = getSlidifyOptions(options);
+
+ var separatorRegex = new RegExp(options.separator + (options.verticalSeparator ? '|' + options.verticalSeparator : ''), 'mg'),
+ horizontalSeparatorRegex = new RegExp(options.separator);
+
+ var matches,
+ lastIndex = 0,
+ isHorizontal,
+ wasHorizontal = true,
+ content,
+ sectionStack = [];
+
+ // iterate until all blocks between separators are stacked up
+ while (matches = separatorRegex.exec(markdown)) {
+ notes = null;
+
+ // determine direction (horizontal by default)
+ isHorizontal = horizontalSeparatorRegex.test(matches[0]);
+
+ if (!isHorizontal && wasHorizontal) {
+ // create vertical stack
+ sectionStack.push([]);
+ }
+
+ // pluck slide content from markdown input
+ content = markdown.substring(lastIndex, matches.index);
+
+ if (isHorizontal && wasHorizontal) {
+ // add to horizontal stack
+ sectionStack.push(content);
+ } else {
+ // add to vertical stack
+ sectionStack[sectionStack.length - 1].push(content);
+ }
+
+ lastIndex = separatorRegex.lastIndex;
+ wasHorizontal = isHorizontal;
+ }
+
+ // add the remaining slide
+ (wasHorizontal ? sectionStack : sectionStack[sectionStack.length - 1]).push(markdown.substring(lastIndex));
+
+ var markdownSections = '';
+
+ // flatten the hierarchical stack, and insert <section data-markdown> tags
+ for (var i = 0, len = sectionStack.length; i < len; i++) {
+ // vertical
+ if (sectionStack[i] instanceof Array) {
+ markdownSections += '<section ' + options.attributes + '>';
+
+ sectionStack[i].forEach(function (child) {
+ markdownSections += '<section data-markdown>' + createMarkdownSlide(child, options) + '</section>';
+ });
+
+ markdownSections += '</section>';
+ } else {
+ markdownSections += '<section ' + options.attributes + ' data-markdown>' + createMarkdownSlide(sectionStack[i], options) + '</section>';
+ }
+ }
+
+ return markdownSections;
+
+ }
+
+ /**
+ * Parses any current data-markdown slides, splits
+ * multi-slide markdown into separate sections and
+ * handles loading of external markdown.
+ */
+ function processSlides() {
+
+ return new Promise(function (resolve) {
+
+ var externalPromises = [];
+
+ [].slice.call(document.querySelectorAll('[data-markdown]')).forEach(function (section, i) {
+
+ if (section.getAttribute('data-markdown').length) {
+
+ externalPromises.push(loadExternalMarkdown(section).then(
+ // Finished loading external file
+ function (xhr, url) {
+ section.outerHTML = slidify(xhr.responseText, {
+ separator: section.getAttribute('data-separator'),
+ verticalSeparator: section.getAttribute('data-separator-vertical'),
+ notesSeparator: section.getAttribute('data-separator-notes'),
+ attributes: getForwardedAttributes(section)
+ });
+ },
+
+ // Failed to load markdown
+ function (xhr, url) {
+ section.outerHTML = '<section data-state="alert">' +
+ 'ERROR: The attempt to fetch ' + url + ' failed with HTTP status ' + xhr.status + '.' +
+ 'Check your browser\'s JavaScript console for more details.' +
+ '<p>Remember that you need to serve the presentation HTML from a HTTP server.</p>' +
+ '</section>';
+ }
+ ));
+
+ } else if (section.getAttribute('data-separator') || section.getAttribute('data-separator-vertical') || section.getAttribute('data-separator-notes')) {
+
+ section.outerHTML = slidify(getMarkdownFromSlide(section), {
+ separator: section.getAttribute('data-separator'),
+ verticalSeparator: section.getAttribute('data-separator-vertical'),
+ notesSeparator: section.getAttribute('data-separator-notes'),
+ attributes: getForwardedAttributes(section)
+ });
+
+ } else {
+ section.innerHTML = createMarkdownSlide(getMarkdownFromSlide(section));
+ }
+
+ });
+
+ Promise.all(externalPromises).then(resolve);
+
+ });
+
+ }
+
+ function loadExternalMarkdown(section) {
+
+ return new Promise(function (resolve, reject) {
+
+ var xhr = new XMLHttpRequest(),
+ url = section.getAttribute('data-markdown');
+
+ datacharset = section.getAttribute('data-charset');
+
+ // see https://developer.mozilla.org/en-US/docs/Web/API/element.getAttribute#Notes
+ if (datacharset != null && datacharset != '') {
+ xhr.overrideMimeType('text/html; charset=' + datacharset);
+ }
+
+ xhr.onreadystatechange = function (section, xhr) {
+ if (xhr.readyState === 4) {
+ // file protocol yields status code 0 (useful for local debug, mobile applications etc.)
+ if ((xhr.status >= 200 && xhr.status < 300) || xhr.status === 0) {
+
+ resolve(xhr, url);
+
+ } else {
+
+ reject(xhr, url);
+
+ }
+ }
+ }.bind(this, section, xhr);
+
+ xhr.open('GET', url, true);
+
+ try {
+ xhr.send();
+ } catch (e) {
+ alert('Failed to get the Markdown file ' + url + '. Make sure that the presentation and the file are served by a HTTP server and the file can be found there. ' + e);
+ resolve(xhr, url);
+ }
+
+ });
+
+ }
+
+ /**
+ * Check if a node value has the attributes pattern.
+ * If yes, extract it and add that value as one or several attributes
+ * to the target element.
+ *
+ * You need Cache Killer on Chrome to see the effect on any FOM transformation
+ * directly on refresh (F5)
+ * http://stackoverflow.com/questions/5690269/disabling-chrome-cache-for-website-development/7000899#answer-11786277
+ */
+ 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)) {
+
+ var classes = matches[1];
+ nodeValue = nodeValue.substring(0, matches.index) + nodeValue.substring(mardownClassesInElementsRegex.lastIndex);
+ node.nodeValue = nodeValue;
+ while (matchesClass = mardownClassRegex.exec(classes)) {
+ elementTarget.setAttribute(matchesClass[1], matchesClass[2]);
+ }
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Add attributes to the parent element of a text node,
+ * or the element of an attribute node.
+ */
+ function addAttributes(section, element, previousElement, separatorElementAttributes, separatorSectionAttributes) {
+
+ if (element != null && element.childNodes != undefined && element.childNodes.length > 0) {
+ previousParentElement = element;
+ for (var i = 0; i < element.childNodes.length; i++) {
+ childElement = element.childNodes[i];
+ if (i > 0) {
+ j = i - 1;
+ while (j >= 0) {
+ aPreviousChildElement = element.childNodes[j];
+ if (typeof aPreviousChildElement.setAttribute == 'function' && aPreviousChildElement.tagName != "BR") {
+ previousParentElement = aPreviousChildElement;
+ break;
+ }
+ j = j - 1;
+ }
+ }
+ parentSection = section;
+ if (childElement.nodeName == "section") {
+ parentSection = childElement;
+ previousParentElement = childElement;
+ }
+ if (typeof childElement.setAttribute == 'function' || childElement.nodeType == Node.COMMENT_NODE) {
+ addAttributes(parentSection, childElement, previousParentElement, separatorElementAttributes, separatorSectionAttributes);
+ }
+ }
+ }
+
+ if (element.nodeType == Node.COMMENT_NODE) {
+ if (addAttributeInElement(element, previousElement, separatorElementAttributes) == false) {
+ addAttributeInElement(element, section, separatorSectionAttributes);
+ }
+ }
+ }
+
+ /**
+ * Converts any current data-markdown slides in the
+ * DOM to HTML.
+ */
+ function convertSlides() {
+
+ var sections = document.querySelectorAll('[data-markdown]:not([data-markdown-parsed])');
+
+ [].slice.call(sections).forEach(function (section) {
+
+ section.setAttribute('data-markdown-parsed', true);
+
+ var notes = section.querySelector('aside.notes');
+ var markdown = getMarkdownFromSlide(section);
+
+ section.innerHTML = marked(markdown);
+ addAttributes(section, section, null, section.getAttribute('data-element-attributes') ||
+ section.parentNode.getAttribute('data-element-attributes') ||
+ DEFAULT_ELEMENT_ATTRIBUTES_SEPARATOR,
+ section.getAttribute('data-attributes') ||
+ section.parentNode.getAttribute('data-attributes') ||
+ DEFAULT_SLIDE_ATTRIBUTES_SEPARATOR);
+
+ // If there were notes, we need to re-add them after
+ // having overwritten the section's HTML
+ if (notes) {
+ section.appendChild(notes);
+ }
+
+ });
+
+ return Promise.resolve();
+
+ }
+
+ // API
+ var RevealMarkdown = {
+
+ /**
+ * Starts processing and converting Markdown within the
+ * current reveal.js deck.
+ *
+ * @param {function} callback function to invoke once
+ * we've finished loading and parsing Markdown
+ */
+ init: function (callback) {
+
+ if (typeof marked === 'undefined') {
+ throw 'The reveal.js Markdown plugin requires marked to be loaded';
+ }
+
+ if (typeof hljs !== 'undefined') {
+ marked.setOptions({
+ highlight: function (code, lang) {
+ return hljs.highlightAuto(code, [lang]).value;
+ }
+ });
+ }
+
+ // marked can be configured via reveal.js config options
+ var options = Reveal.getConfig().markdown;
+ if (options) {
+ marked.setOptions(options);
+ }
+
+ return processSlides().then(convertSlides);
+
+ },
+
+ // TODO: Do these belong in the API?
+ processSlides: processSlides,
+ convertSlides: convertSlides,
+ slidify: slidify
+
+ };
+
+ // Register our plugin so that reveal.js will call our
+ // plugin 'init' method as part of the initialization
+ Reveal.registerPlugin('markdown', RevealMarkdown);
+
+ return RevealMarkdown;
+
+}));
diff --git a/presentation/plugin/markdown/marked.js b/presentation/plugin/markdown/marked.js
new file mode 100644
index 0000000..481b9d8
--- /dev/null
+++ b/presentation/plugin/markdown/marked.js
@@ -0,0 +1,6 @@
+/**
+ * marked - a markdown parser
+ * Copyright (c) 2011-2018, Christopher Jeffrey. (MIT Licensed)
+ * https://github.com/markedjs/marked
+ */
+!function(e){"use strict";var k={newline:/^\n+/,code:/^( {4}[^\n]+\n*)+/,fences:f,hr:/^ {0,3}((?:- *){3,}|(?:_ *){3,}|(?:\* *){3,})(?:\n+|$)/,heading:/^ *(#{1,6}) *([^\n]+?) *(?:#+ *)?(?:\n+|$)/,nptable:f,blockquote:/^( {0,3}> ?(paragraph|[^\n]*)(?:\n|$))+/,list:/^( {0,3})(bull) [\s\S]+?(?:hr|def|\n{2,}(?! )(?!\1bull )\n*|\s*$)/,html:"^ {0,3}(?:<(script|pre|style)[\\s>][\\s\\S]*?(?:</\\1>[^\\n]*\\n+|$)|comment[^\\n]*(\\n+|$)|<\\?[\\s\\S]*?\\?>\\n*|<![A-Z][\\s\\S]*?>\\n*|<!\\[CDATA\\[[\\s\\S]*?\\]\\]>\\n*|</?(tag)(?: +|\\n|/?>)[\\s\\S]*?(?:\\n{2,}|$)|<(?!script|pre|style)([a-z][\\w-]*)(?:attribute)*? */?>(?=\\h*\\n)[\\s\\S]*?(?:\\n{2,}|$)|</(?!script|pre|style)[a-z][\\w-]*\\s*>(?=\\h*\\n)[\\s\\S]*?(?:\\n{2,}|$))",def:/^ {0,3}\[(label)\]: *\n? *<?([^\s>]+)>?(?:(?: +\n? *| *\n *)(title))? *(?:\n+|$)/,table:f,lheading:/^([^\n]+)\n *(=|-){2,} *(?:\n+|$)/,paragraph:/^([^\n]+(?:\n(?!hr|heading|lheading| {0,3}>|<\/?(?:tag)(?: +|\n|\/?>)|<(?:script|pre|style|!--))[^\n]+)*)/,text:/^[^\n]+/};function a(e){this.tokens=[],this.tokens.links=Object.create(null),this.options=e||m.defaults,this.rules=k.normal,this.options.pedantic?this.rules=k.pedantic:this.options.gfm&&(this.options.tables?this.rules=k.tables:this.rules=k.gfm)}k._label=/(?!\s*\])(?:\\[\[\]]|[^\[\]])+/,k._title=/(?:"(?:\\"?|[^"\\])*"|'[^'\n]*(?:\n[^'\n]+)*\n?'|\([^()]*\))/,k.def=i(k.def).replace("label",k._label).replace("title",k._title).getRegex(),k.bullet=/(?:[*+-]|\d{1,9}\.)/,k.item=/^( *)(bull) ?[^\n]*(?:\n(?!\1bull ?)[^\n]*)*/,k.item=i(k.item,"gm").replace(/bull/g,k.bullet).getRegex(),k.list=i(k.list).replace(/bull/g,k.bullet).replace("hr","\\n+(?=\\1?(?:(?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$))").replace("def","\\n+(?="+k.def.source+")").getRegex(),k._tag="address|article|aside|base|basefont|blockquote|body|caption|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption|figure|footer|form|frame|frameset|h[1-6]|head|header|hr|html|iframe|legend|li|link|main|menu|menuitem|meta|nav|noframes|ol|optgroup|option|p|param|section|source|summary|table|tbody|td|tfoot|th|thead|title|tr|track|ul",k._comment=/<!--(?!-?>)[\s\S]*?-->/,k.html=i(k.html,"i").replace("comment",k._comment).replace("tag",k._tag).replace("attribute",/ +[a-zA-Z:_][\w.:-]*(?: *= *"[^"\n]*"| *= *'[^'\n]*'| *= *[^\s"'=<>`]+)?/).getRegex(),k.paragraph=i(k.paragraph).replace("hr",k.hr).replace("heading",k.heading).replace("lheading",k.lheading).replace("tag",k._tag).getRegex(),k.blockquote=i(k.blockquote).replace("paragraph",k.paragraph).getRegex(),k.normal=d({},k),k.gfm=d({},k.normal,{fences:/^ {0,3}(`{3,}|~{3,})([^`\n]*)\n(?:|([\s\S]*?)\n)(?: {0,3}\1[~`]* 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