var hljs = require('highlight.js'); var PDFObject = require('pdfobject'); var S = require('string'); //auto update last change var createtime = null; var lastchangetime = null; var lastchangeui = { status: $(".ui-status-lastchange"), time: $(".ui-lastchange"), user: $(".ui-lastchangeuser"), nouser: $(".ui-no-lastchangeuser") } function updateLastChange() { if (!lastchangeui) return; if (createtime) { if (createtime && !lastchangetime) { lastchangeui.status.text('created'); } else { lastchangeui.status.text('changed'); } var time = lastchangetime || createtime; lastchangeui.time.html(moment(time).fromNow()); lastchangeui.time.attr('title', moment(time).format('llll')); } } setInterval(updateLastChange, 60000); var lastchangeuser = null; var lastchangeuserprofile = null; function updateLastChangeUser() { if (lastchangeui) { if (lastchangeuser && lastchangeuserprofile) { var icon = lastchangeui.user.children('i'); icon.attr('title', lastchangeuserprofile.name).tooltip('fixTitle'); if (lastchangeuserprofile.photo) icon.attr('style', 'background-image:url(' + lastchangeuserprofile.photo + ')'); lastchangeui.user.show(); lastchangeui.nouser.hide(); } else { lastchangeui.user.hide(); lastchangeui.nouser.show(); } } } //get title function getTitle(view) { var title = ""; if (md && md.meta && md.meta.title && (typeof md.meta.title == "string" || typeof md.meta.title == "number")) { title = md.meta.title; } else { var h1s = view.find("h1"); if (h1s.length > 0) { title = h1s.first().text(); } else { title = null; } } return title; } //render title function renderTitle(view) { var title = getTitle(view); if (title) { title += ' - HackMD'; } else { title = 'HackMD - Collaborative markdown notes'; } return title; } //render filename function renderFilename(view) { var filename = getTitle(view); if (!filename) { filename = 'Untitled'; } return filename; } function slugifyWithUTF8(text) { var newText = S(text.toLowerCase()).trim().stripTags().dasherize().s; newText = newText.replace(/([\!\"\#\$\%\&\'\(\)\*\+\,\.\/\:\;\<\=\>\?\@\[\\\]\^\`\{\|\}\~])/g, ''); return newText; } function isValidURL(str) { var pattern = new RegExp('^(https?:\\/\\/)?' + // protocol '((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|' + // domain name '((\\d{1,3}\\.){3}\\d{1,3}))' + // OR ip (v4) address '(\\:\\d+)?(\\/[-a-z\\d%_.~+]*)*' + // port and path '(\\?[;&a-z\\d%_.~+=-]*)?' + // query string '(\\#[-a-z\\d_]*)?$', 'i'); // fragment locator if (!pattern.test(str)) { return false; } else { return true; } } //parse meta function parseMeta(md, edit, view, toc, tocAffix) { var lang = null; var dir = null; var breaks = true; if (md && md.meta) { var meta = md.meta; lang = meta.lang; dir = meta.dir; breaks = meta.breaks; } //text language if (lang && typeof lang == "string") { view.attr('lang', lang); toc.attr('lang', lang); tocAffix.attr('lang', lang); if (edit) edit.attr('lang', lang); } else { view.removeAttr('lang'); toc.removeAttr('lang'); tocAffix.removeAttr('lang'); if (edit) edit.removeAttr('lang', lang); } //text direction if (dir && typeof dir == "string") { view.attr('dir', dir); toc.attr('dir', dir); tocAffix.attr('dir', dir); } else { view.removeAttr('dir'); toc.removeAttr('dir'); tocAffix.removeAttr('dir'); } //breaks if (typeof breaks === 'boolean' && !breaks) { md.options.breaks = false; } else { md.options.breaks = true; } } var viewAjaxCallback = null; //regex for extra tags var spaceregex = /\s*/; var notinhtmltagregex = /(?![^<]*>|[^<>]*<\/)/; var coloregex = /\[color=([#|\(|\)|\s|\,|\w]*?)\]/; coloregex = new RegExp(coloregex.source + notinhtmltagregex.source, "g"); var nameregex = /\[name=(.*?)\]/; var timeregex = /\[time=([:|,|+|-|\(|\)|\s|\w]*?)\]/; var nameandtimeregex = new RegExp(nameregex.source + spaceregex.source + timeregex.source + notinhtmltagregex.source, "g"); nameregex = new RegExp(nameregex.source + notinhtmltagregex.source, "g"); timeregex = new RegExp(timeregex.source + notinhtmltagregex.source, "g"); function replaceExtraTags(html) { html = html.replace(coloregex, ''); html = html.replace(nameandtimeregex, ' $1 $2'); html = html.replace(nameregex, ' $1'); html = html.replace(timeregex, ' $1'); return html; } if (typeof mermaid !== 'undefined' && mermaid) mermaid.startOnLoad = false; //dynamic event or object binding here function finishView(view) { //todo list var lis = view.find('li.raw').removeClass("raw").sortByDepth().toArray(); for (var i = 0; i < lis.length; i++) { var li = lis[i]; var html = $(li).clone()[0].innerHTML; var p = $(li).children('p'); if (p.length == 1) { html = p.html(); li = p[0]; } html = replaceExtraTags(html); li.innerHTML = html; var disabled = 'disabled'; if(typeof editor !== 'undefined' && havePermission()) disabled = ''; if (/^\s*\[[x ]\]\s*/.test(html)) { li.innerHTML = html.replace(/^\s*\[ \]\s*/, '') .replace(/^\s*\[x\]\s*/, ''); lis[i].setAttribute('class', 'task-list-item'); } if (typeof editor !== 'undefined' && havePermission()) $(li).find('input').change(toggleTodoEvent); //color tag in list will convert it to tag icon with color var tag_color = $(li).closest('ul').find(".color"); tag_color.each(function (key, value) { $(value).addClass('fa fa-tag').css('color', $(value).attr('data-color')); }); } //youtube view.find(".youtube.raw").removeClass("raw") .click(function () { imgPlayiframe(this, '//www.youtube.com/embed/'); }); //vimeo view.find(".vimeo.raw").removeClass("raw") .click(function () { imgPlayiframe(this, '//player.vimeo.com/video/'); }) .each(function (key, value) { $.ajax({ type: 'GET', url: '//vimeo.com/api/v2/video/' + $(value).attr('data-videoid') + '.json', jsonp: 'callback', dataType: 'jsonp', success: function (data) { var thumbnail_src = data[0].thumbnail_large; var image = ''; $(value).prepend(image); if(viewAjaxCallback) viewAjaxCallback(); } }); }); //gist view.find("code[data-gist-id]").each(function (key, value) { if ($(value).children().length == 0) $(value).gist(viewAjaxCallback); }); //emojify try { emojify.run(view[0]); } catch (err) { console.warn(err); } //mathjax var mathjaxdivs = view.find('.mathjax.raw').removeClass("raw").toArray(); try { if (mathjaxdivs.length > 1) { MathJax.Hub.Queue(["Typeset", MathJax.Hub, mathjaxdivs]); MathJax.Hub.Queue(viewAjaxCallback); } else if (mathjaxdivs.length > 0) { MathJax.Hub.Queue(["Typeset", MathJax.Hub, mathjaxdivs[0]]); MathJax.Hub.Queue(viewAjaxCallback); } } catch (err) {} //sequence diagram var sequences = view.find(".sequence-diagram.raw").removeClass("raw"); sequences.each(function (key, value) { try { var $value = $(value); var $ele = $(value).parent().parent(); var sequence = $value; sequence.sequenceDiagram({ theme: 'simple' }); $ele.addClass('sequence-diagram'); $value.children().unwrap().unwrap(); var svg = $ele.find('> svg'); svg[0].setAttribute('viewBox', '0 0 ' + svg.attr('width') + ' ' + svg.attr('height')); svg[0].setAttribute('preserveAspectRatio', 'xMidYMid meet'); } catch (err) { console.warn(err); } }); //flowchart var flow = view.find(".flow-chart.raw").removeClass("raw"); flow.each(function (key, value) { try { var $value = $(value); var $ele = $(value).parent().parent(); var chart = flowchart.parse($value.text()); $value.html(''); chart.drawSVG(value, { 'line-width': 2, 'fill': 'none', 'font-size': '16px', 'font-family': "'Andale Mono', monospace" }); $ele.addClass('flow-chart'); $value.children().unwrap().unwrap(); } catch (err) { console.warn(err); } }); //graphviz var graphvizs = view.find(".graphviz.raw").removeClass("raw"); graphvizs.each(function (key, value) { try { var $value = $(value); var $ele = $(value).parent().parent(); var graphviz = Viz($value.text()); $value.html(graphviz); $ele.addClass('graphviz'); $value.children().unwrap().unwrap(); } catch (err) { console.warn(err); } }); //mermaid var mermaids = view.find(".mermaid.raw").removeClass("raw"); mermaids.each(function (key, value) { try { var $value = $(value); var $ele = $(value).parent().parent(); var mermaidError = null; mermaid.parseError = function (err, hash) { mermaidError = err; }; if (mermaidAPI.parse($value.text())) { $ele.addClass('mermaid'); $ele.html($value.text()); mermaid.init(undefined, $ele); } else { console.warn(mermaidError); } } catch (err) { console.warn(err); } }); //image href new window(emoji not included) var images = view.find("img.raw[src]").removeClass("raw"); images.each(function (key, value) { // if it's already wrapped by link, then ignore var $value = $(value); if ($value.parent()[0].nodeName === 'A') return; var src = $(value).attr('src'); var a = $(''); if (src) { a.attr('href', src); a.attr('target', "_blank"); } var clone = $value.clone(); clone[0].onload = function (e) { if(viewAjaxCallback) viewAjaxCallback(); }; a.html(clone); $value.replaceWith(a); }); //blockquote var blockquote = view.find("blockquote.raw").removeClass("raw"); var blockquote_p = blockquote.find("p"); blockquote_p.each(function (key, value) { var html = $(value).html(); html = replaceExtraTags(html); $(value).html(html); }); //color tag in blockquote will change its left border color var blockquote_color = blockquote.find(".color"); blockquote_color.each(function (key, value) { $(value).closest("blockquote").css('border-left-color', $(value).attr('data-color')); }); //slideshare view.find(".slideshare.raw").removeClass("raw") .each(function (key, value) { $.ajax({ type: 'GET', url: '//www.slideshare.net/api/oembed/2?url=http://www.slideshare.net/' + $(value).attr('data-slideshareid') + '&format=json', jsonp: 'callback', dataType: 'jsonp', success: function (data) { var $html = $(data.html); var iframe = $html.closest('iframe'); var caption = $html.closest('div'); var inner = $('
').append(iframe); var height = iframe.attr('height'); var width = iframe.attr('width'); var ratio = (height / width) * 100; inner.css('padding-bottom', ratio + '%'); $(value).html(inner).append(caption); if(viewAjaxCallback) viewAjaxCallback(); } }); }); //speakerdeck view.find(".speakerdeck.raw").removeClass("raw") .each(function (key, value) { var url = 'https://speakerdeck.com/oembed.json?url=https%3A%2F%2Fspeakerdeck.com%2F' + encodeURIComponent($(value).attr('data-speakerdeckid')); //use yql because speakerdeck not support jsonp $.ajax({ url: 'https://query.yahooapis.com/v1/public/yql', data: { q: "select * from json where url ='" + url + "'", format: "json" }, dataType: "jsonp", success: function (data) { if (!data.query || !data.query.results) return; var json = data.query.results.json; var html = json.html; var ratio = json.height / json.width; $(value).html(html); var iframe = $(value).children('iframe'); var src = iframe.attr('src'); if (src.indexOf('//') == 0) iframe.attr('src', 'https:' + src); var inner = $('
').append(iframe); var height = iframe.attr('height'); var width = iframe.attr('width'); var ratio = (height / width) * 100; inner.css('padding-bottom', ratio + '%'); $(value).html(inner); if(viewAjaxCallback) viewAjaxCallback(); } }); }); //pdf view.find(".pdf.raw").removeClass("raw") .each(function (key, value) { var url = $(value).attr('data-pdfurl'); var inner = $('
'); $(this).append(inner); PDFObject.embed(url, inner, { height: '400px' }); }); //render title document.title = renderTitle(view); } //only static transform should be here function postProcess(code) { var result = $('
' + code + '
'); //link should open in new window or tab result.find('a:not([href^="#"]):not([target])').attr('target', '_blank'); //update continue line numbers var linenumberdivs = result.find('.gutter.linenumber').toArray(); for (var i = 0; i < linenumberdivs.length; i++) { if ($(linenumberdivs[i]).hasClass('continue')) { var startnumber = linenumberdivs[i - 1] ? parseInt($(linenumberdivs[i - 1]).find('> span').last().attr('data-linenumber')) : 0; $(linenumberdivs[i]).find('> span').each(function(key, value) { $(value).attr('data-linenumber', startnumber + key + 1); }); } } return result; } window.postProcess = postProcess; function generateCleanHTML(view) { var src = view.clone(); var eles = src.find('*'); //remove syncscroll parts eles.removeClass('part'); src.find('*[class=""]').removeAttr('class'); eles.removeAttr('data-startline data-endline'); eles.find("a[href^='#'][smoothhashscroll]").removeAttr('smoothhashscroll'); //remove gist content src.find("code[data-gist-id]").children().remove(); //disable todo list src.find("input.task-list-item-checkbox").attr('disabled', ''); //replace emoji image path src.find("img.emoji").each(function (key, value) { var name = $(value).attr('alt'); name = name.substr(1); name = name.slice(0, name.length - 1); $(value).attr('src', 'https://www.tortue.me/emoji/' + name + '.png'); }); //replace video to iframe src.find("div[data-videoid]").each(function (key, value) { var id = $(value).attr('data-videoid'); var style = $(value).attr('style'); var url = null; if ($(value).hasClass('youtube')) { url = 'https://www.youtube.com/embed/'; } else if ($(value).hasClass('vimeo')) { url = 'https://player.vimeo.com/video/'; } if (url) { var iframe = $(''); iframe.attr('src', url + id); iframe.attr('style', style); $(value).html(iframe); } }); return src; } function exportToRawHTML(view) { var filename = renderFilename(ui.area.markdown) + '.html'; var src = generateCleanHTML(view); $(src).find('a.anchor').remove(); var html = src[0].outerHTML; var blob = new Blob([html], { type: "text/html;charset=utf-8" }); saveAs(blob, filename); } var common = require('./common.js'); var serverurl = common.serverurl; //extract markdown body to html and compile to template function exportToHTML(view) { var title = renderTitle(ui.area.markdown); var filename = renderFilename(ui.area.markdown) + '.html'; var src = generateCleanHTML(view); //generate toc var toc = $('#ui-toc').clone(); toc.find('*').removeClass('active'); var tocAffix = $('#ui-toc-affix').clone(); tocAffix.find('*').removeClass('active'); //generate html via template $.get(serverurl + '/css/html.min.css', function (css) { $.get(serverurl + '/views/html.hbs', function (data) { var template = Handlebars.compile(data); var context = { url: serverurl, title: title, css: css, html: src[0].outerHTML, 'ui-toc': toc.html(), 'ui-toc-affix': tocAffix.html(), lang: (md && md.meta && md.meta.lang) ? 'lang="' + md.meta.lang + '"' : null, dir: (md && md.meta && md.meta.dir) ? 'dir="' + md.meta.dir + '"' : null }; var html = template(context); // console.log(html); var blob = new Blob([html], { type: "text/html;charset=utf-8" }); saveAs(blob, filename); }); }); } //jQuery sortByDepth $.fn.sortByDepth = function () { var ar = this.map(function () { return { length: $(this).parents().length, elt: this } }).get(), result = [], i = ar.length; ar.sort(function (a, b) { return a.length - b.length; }); while (i--) { result.push(ar[i].elt); } return $(result); }; function toggleTodoEvent(e) { var startline = $(this).closest('li').attr('data-startline') - 1; var line = editor.getLine(startline); var matches = line.match(/^[>\s]*[\-\+\*]\s\[([x ])\]/); if (matches && matches.length >= 2) { var checked = null; if (matches[1] == 'x') checked = true; else if (matches[1] == ' ') checked = false; var replacements = matches[0].match(/(^[>\s]*[\-\+\*]\s\[)([x ])(\])/); editor.replaceRange(checked ? ' ' : 'x', { line: startline, ch: replacements[1].length }, { line: startline, ch: replacements[1].length + 1 }, '+input'); } } //remove hash function removeHash() { history.pushState("", document.title, window.location.pathname + window.location.search); } var tocExpand = false; function checkExpandToggle() { var toc = $('.ui-toc-dropdown .toc'); var toggle = $('.expand-toggle'); if (!tocExpand) { toc.removeClass('expand'); toggle.text('Expand all'); } else { toc.addClass('expand'); toggle.text('Collapse all'); } } //toc function generateToc(id) { var target = $('#' + id); target.html(''); new Toc('doc', { 'level': 3, 'top': -1, 'class': 'toc', 'ulClass': 'nav', 'targetId': id }); if (target.text() == 'undefined') target.html(''); var tocMenu = $('
Expand all'); var backtotop = $('Back to top'); var gotobottom = $('Go to bottom'); checkExpandToggle(); toggle.click(function (e) { e.preventDefault(); e.stopPropagation(); tocExpand = !tocExpand; checkExpandToggle(); }); backtotop.click(function (e) { e.preventDefault(); e.stopPropagation(); if (scrollToTop) scrollToTop(); removeHash(); }); gotobottom.click(function (e) { e.preventDefault(); e.stopPropagation(); if (scrollToBottom) scrollToBottom(); removeHash(); }); tocMenu.append(toggle).append(backtotop).append(gotobottom); target.append(tocMenu); } //smooth all hash trigger scrolling function smoothHashScroll() { var hashElements = $("a[href^='#']:not([smoothhashscroll])").toArray(); for (var i = 0; i < hashElements.length; i++) { var element = hashElements[i]; var $element = $(element); var hash = element.hash; if (hash) { $element.on('click', function (e) { // store hash var hash = decodeURIComponent(this.hash); // escape special characters in jquery selector var $hash = $(hash.replace(/(:|\.|\[|\]|,)/g, "\\$1")); // return if no element been selected if ($hash.length <= 0) return; // prevent default anchor click behavior e.preventDefault(); // animate $('body, html').stop(true, true).animate({ scrollTop: $hash.offset().top }, 100, "linear", function () { // when done, add hash to url // (default click behaviour) window.location.hash = hash; }); }); $element.attr('smoothhashscroll', ''); } } } function imgPlayiframe(element, src) { if (!$(element).attr("data-videoid")) return; var iframe = $(""); $(iframe).attr("src", src + $(element).attr("data-videoid") + '?autoplay=1'); $(element).find('img').css('visibility', 'hidden'); $(element).append(iframe); } var anchorForId = function (id) { var anchor = document.createElement("a"); anchor.className = "anchor hidden-xs"; anchor.href = "#" + id; anchor.innerHTML = ""; anchor.title = id; return anchor; }; var linkifyAnchors = function (level, containingElement) { var headers = containingElement.getElementsByTagName("h" + level); for (var h = 0; h < headers.length; h++) { var header = headers[h]; if (header.getElementsByClassName("anchor").length == 0) { if (typeof header.id == "undefined" || header.id == "") { //to escape characters not allow in css and humanize var id = slugifyWithUTF8(header.innerHTML); header.id = id; } header.insertBefore(anchorForId(header.id), header.firstChild); } } }; function autoLinkify(view) { var contentBlock = view[0]; if (!contentBlock) { return; } for (var level = 1; level <= 6; level++) { linkifyAnchors(level, contentBlock); } } function deduplicatedHeaderId(view) { var headers = view.find(':header.raw').removeClass('raw').toArray(); for (var i = 0; i < headers.length; i++) { var id = $(headers[i]).attr('id'); if (!id) continue; var duplicatedHeaders = view.find(':header[id="' + id + '"]').toArray(); for (var j = 0; j < duplicatedHeaders.length; j++) { if (duplicatedHeaders[j] != headers[i]) { var newId = id + j; var $duplicatedHeader = $(duplicatedHeaders[j]); $duplicatedHeader.attr('id', newId); var $headerLink = $duplicatedHeader.find('> .header-link'); $headerLink.attr('href', '#' + newId); $headerLink.attr('title', newId); } } } } function renderTOC(view) { var tocs = view.find('.toc').toArray(); for (var i = 0; i < tocs.length; i++) { var toc = $(tocs[i]); var id = 'toc' + i; toc.attr('id', id); var target = $('#' + id); target.html(''); new Toc('doc', { 'level': 3, 'top': -1, 'class': 'toc', 'targetId': id }); if (target.text() == 'undefined') target.html(''); target.replaceWith(target.html()); } } function scrollToHash() { var hash = location.hash; location.hash = ""; location.hash = hash; } function highlightRender(code, lang) { if (!lang || /no(-?)highlight|plain|text/.test(lang)) return; if (lang == 'sequence') { return '
' + code + '
'; } else if (lang == 'flow') { return '
' + code + '
'; } else if (lang == 'graphviz') { return '
' + code + '
'; } else if (lang == 'mermaid') { return '
' + code + '
'; } var reallang = lang.replace(/\=$|\=\d+$|\=\+$/, ''); if (reallang == "tiddlywiki" || reallang == "mediawiki") { var result = { value: Prism.highlight(code, Prism.languages.wiki) }; } else { var languages = hljs.listLanguages(); if (languages.indexOf(reallang) == -1) { var result = hljs.highlightAuto(code); } else { var result = hljs.highlight(reallang, code); } } var showlinenumbers = /\=$|\=\d+$|\=\+$/.test(lang); if (showlinenumbers) { var startnumber = 1; var matches = lang.match(/\=(\d+)$/); if (matches) startnumber = parseInt(matches[1]); var lines = result.value.split('\n'); var linenumbers = []; for (var i = 0; i < lines.length - 1; i++) { linenumbers[i] = ""; } var continuelinenumber = /\=\+$/.test(lang); var linegutter = "
" + linenumbers.join('\n') + "
"; result.value = "
" + linegutter + "
" + result.value + "
"; } return result.value; } emojify.setConfig({ blacklist: { elements: ['script', 'textarea', 'a', 'pre', 'code', 'svg'], classes: ['no-emojify'] }, img_dir: serverurl + '/vendor/emojify/images', ignore_emoticons: true }); var markdownit = require('markdown-it'); var markdownitContainer = require('markdown-it-container'); var md = markdownit('default', { html: true, breaks: true, langPrefix: "", linkify: true, typographer: true, highlight: highlightRender }); window.md = md; md.use(require('markdown-it-abbr')); md.use(require('markdown-it-footnote')); md.use(require('markdown-it-deflist')); md.use(require('markdown-it-mark')); md.use(require('markdown-it-ins')); md.use(require('markdown-it-sub')); md.use(require('markdown-it-sup')); md.use(require('markdown-it-mathjax')); md.use(require('markdown-it-imsize')); function renderContainer(tokens, idx, options, env, self) { tokens[idx].attrJoin('role', 'alert'); tokens[idx].attrJoin('class', 'alert'); tokens[idx].attrJoin('class', 'alert-' + tokens[idx].info.trim()); return self.renderToken.apply(self, arguments); } md.use(markdownitContainer, 'success', { render: renderContainer }); md.use(markdownitContainer, 'info', { render: renderContainer }); md.use(markdownitContainer, 'warning', { render: renderContainer }); md.use(markdownitContainer, 'danger', { render: renderContainer }); md.renderer.rules.image = function (tokens, idx, options, env, self) { tokens[idx].attrJoin('class', 'raw'); return self.renderToken.apply(self, arguments); }; md.renderer.rules.list_item_open = function (tokens, idx, options, env, self) { tokens[idx].attrJoin('class', 'raw'); return self.renderToken.apply(self, arguments); }; md.renderer.rules.blockquote_open = function (tokens, idx, options, env, self) { tokens[idx].attrJoin('class', 'raw'); return self.renderToken.apply(self, arguments); }; md.renderer.rules.heading_open = function (tokens, idx, options, env, self) { tokens[idx].attrJoin('class', 'raw'); return self.renderToken.apply(self, arguments); }; md.renderer.rules.fence = function (tokens, idx, options, env, self) { var token = tokens[idx], info = token.info ? md.utils.unescapeAll(token.info).trim() : '', langName = '', highlighted; if (info) { langName = info.split(/\s+/g)[0]; token.attrJoin('class', options.langPrefix + langName.replace(/\=$|\=\d+$|\=\+$/, '')); token.attrJoin('class', 'hljs'); } if (options.highlight) { highlighted = options.highlight(token.content, langName) || md.utils.escapeHtml(token.content); } else { highlighted = md.utils.escapeHtml(token.content); } if (highlighted.indexOf('' + highlighted + '\n'; }; /* Defined regex markdown it plugins */ var Plugin = require('markdown-it-regexp'); //youtube var youtubePlugin = new Plugin( // regexp to match /{%youtube\s*([\d\D]*?)\s*%}/, // this function will be called when something matches function (match, utils) { var videoid = match[1]; if (!videoid) return; var div = $('
'); div.attr('data-videoid', videoid); var thumbnail_src = '//img.youtube.com/vi/' + videoid + '/hqdefault.jpg'; var image = ''; div.append(image); var icon = ''; div.append(icon); return div[0].outerHTML; } ); //vimeo var vimeoPlugin = new Plugin( // regexp to match /{%vimeo\s*([\d\D]*?)\s*%}/, // this function will be called when something matches function (match, utils) { var videoid = match[1]; if (!videoid) return; var div = $('
'); div.attr('data-videoid', videoid); var icon = ''; div.append(icon); return div[0].outerHTML; } ); //gist var gistPlugin = new Plugin( // regexp to match /{%gist\s*([\d\D]*?)\s*%}/, // this function will be called when something matches function (match, utils) { var gistid = match[1]; var code = ''; return code; } ); //TOC var tocPlugin = new Plugin( // regexp to match /^\[TOC\]$/, // this function will be called when something matches function (match, utils) { return '
'; } ); //slideshare var slidesharePlugin = new Plugin( // regexp to match /{%slideshare\s*([\d\D]*?)\s*%}/, // this function will be called when something matches function (match, utils) { var slideshareid = match[1]; var div = $('
'); div.attr('data-slideshareid', slideshareid); return div[0].outerHTML; } ); //speakerdeck var speakerdeckPlugin = new Plugin( // regexp to match /{%speakerdeck\s*([\d\D]*?)\s*%}/, // this function will be called when something matches function (match, utils) { var speakerdeckid = match[1]; var div = $('
'); div.attr('data-speakerdeckid', speakerdeckid); return div[0].outerHTML; } ); //pdf var pdfPlugin = new Plugin( // regexp to match /{%pdf\s*([\d\D]*?)\s*%}/, // this function will be called when something matches function (match, utils) { var pdfurl = match[1]; if (!isValidURL(pdfurl)) return match[0]; var div = $('
'); div.attr('data-pdfurl', pdfurl); return div[0].outerHTML; } ); //yaml meta, from https://github.com/eugeneware/remarkable-meta function get(state, line) { var pos = state.bMarks[line]; var max = state.eMarks[line]; return state.src.substr(pos, max - pos); } function meta(state, start, end, silent) { if (start !== 0 || state.blkIndent !== 0) return false; if (state.tShift[start] < 0) return false; if (!get(state, start).match(/^---$/)) return false; var data = []; for (var line = start + 1; line < end; line++) { var str = get(state, line); if (str.match(/^(\.{3}|-{3})$/)) break; if (state.tShift[line] < 0) break; data.push(str); } if (line >= end) return false; try { md.meta = jsyaml.safeLoad(data.join('\n')) || {}; } catch(err) { console.warn(err); return false; } state.line = line + 1; return true; } function metaPlugin(md) { md.meta = md.meta || {}; md.block.ruler.before('code', 'meta', meta, { alt: [] }); } md.use(metaPlugin); md.use(youtubePlugin); md.use(vimeoPlugin); md.use(gistPlugin); md.use(tocPlugin); md.use(slidesharePlugin); md.use(speakerdeckPlugin); md.use(pdfPlugin); module.exports = { md: md, createtime: createtime, lastchangetime: lastchangetime, updateLastChange: updateLastChange, lastchangeui: lastchangeui, lastchangeuser: lastchangeuser, postProcess: postProcess, finishView: finishView, autoLinkify: autoLinkify, deduplicatedHeaderId: deduplicatedHeaderId, renderTOC: renderTOC, renderTitle: renderTitle, renderFilename: renderFilename, generateToc: generateToc, smoothHashScroll: smoothHashScroll, scrollToHash: scrollToHash };