1158 lines
38 KiB
JavaScript
1158 lines
38 KiB
JavaScript
require('prismjs/themes/prism.css');
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require('prismjs/components/prism-wiki');
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require('prismjs/components/prism-haskell');
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require('prismjs/components/prism-go');
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require('prismjs/components/prism-typescript');
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require('prismjs/components/prism-jsx');
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import Prism from 'prismjs';
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import hljs from 'highlight.js';
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import PDFObject from 'pdfobject';
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import S from 'string';
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import { saveAs } from 'file-saver';
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require('./common');
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require('../vendor/md-toc');
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var Viz = require("viz.js");
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//auto update last change
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window.createtime = null;
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window.lastchangetime = null;
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window.lastchangeui = {
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status: $(".ui-status-lastchange"),
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time: $(".ui-lastchange"),
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user: $(".ui-lastchangeuser"),
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nouser: $(".ui-no-lastchangeuser")
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}
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const ownerui = $(".ui-owner");
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export function updateLastChange() {
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if (!lastchangeui) return;
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if (createtime) {
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if (createtime && !lastchangetime) {
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lastchangeui.status.text('created');
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} else {
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lastchangeui.status.text('changed');
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}
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const time = lastchangetime || createtime;
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lastchangeui.time.html(moment(time).fromNow());
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lastchangeui.time.attr('title', moment(time).format('llll'));
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}
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}
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setInterval(updateLastChange, 60000);
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window.lastchangeuser = null;
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window.lastchangeuserprofile = null;
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export function updateLastChangeUser() {
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if (lastchangeui) {
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if (lastchangeuser && lastchangeuserprofile) {
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const icon = lastchangeui.user.children('i');
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icon.attr('title', lastchangeuserprofile.name).tooltip('fixTitle');
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if (lastchangeuserprofile.photo)
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icon.attr('style', `background-image:url(${lastchangeuserprofile.photo})`);
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lastchangeui.user.show();
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lastchangeui.nouser.hide();
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} else {
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lastchangeui.user.hide();
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lastchangeui.nouser.show();
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}
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}
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}
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window.owner = null;
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window.ownerprofile = null;
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export function updateOwner() {
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if (ownerui) {
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if (owner && ownerprofile && owner !== lastchangeuser) {
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const icon = ownerui.children('i');
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icon.attr('title', ownerprofile.name).tooltip('fixTitle');
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const styleString = `background-image:url(${ownerprofile.photo})`;
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if (ownerprofile.photo && icon.attr('style') !== styleString)
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icon.attr('style', styleString);
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ownerui.show();
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} else {
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ownerui.hide();
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}
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}
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}
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//get title
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function getTitle(view) {
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let title = "";
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if (md && md.meta && md.meta.title && (typeof md.meta.title == "string" || typeof md.meta.title == "number")) {
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title = md.meta.title;
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} else {
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const h1s = view.find("h1");
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if (h1s.length > 0) {
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title = h1s.first().text();
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} else {
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title = null;
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}
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}
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return title;
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}
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//render title
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export function renderTitle(view) {
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let title = getTitle(view);
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if (title) {
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title += ' - HackMD';
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} else {
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title = 'HackMD - Collaborative markdown notes';
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}
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return title;
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}
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//render filename
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export function renderFilename(view) {
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let filename = getTitle(view);
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if (!filename) {
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filename = 'Untitled';
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}
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return filename;
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}
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// render tags
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export function renderTags(view) {
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const tags = [];
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const rawtags = [];
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if (md && md.meta && md.meta.tags && (typeof md.meta.tags == "string" || typeof md.meta.tags == "number")) {
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const metaTags = (`${md.meta.tags}`).split(',');
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for (var i = 0; i < metaTags.length; i++) {
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const text = metaTags[i].trim();
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if (text) rawtags.push(text);
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}
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} else {
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view.find('h6').each((key, value) => {
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if (/^tags/gmi.test($(value).text())) {
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const codes = $(value).find("code");
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for (let i = 0; i < codes.length; i++) {
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const text = codes[i].innerHTML.trim();
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if (text) rawtags.push(text);
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}
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}
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});
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}
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for (var i = 0; i < rawtags.length; i++) {
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let found = false;
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for (let j = 0; j < tags.length; j++) {
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if (tags[j] == rawtags[i]) {
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found = true;
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break;
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}
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}
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if (!found)
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tags.push(rawtags[i]);
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}
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return tags;
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}
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function slugifyWithUTF8(text) {
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let newText = S(text.toLowerCase()).trim().stripTags().dasherize().s;
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newText = newText.replace(/([\!\"\#\$\%\&\'\(\)\*\+\,\.\/\:\;\<\=\>\?\@\[\\\]\^\`\{\|\}\~])/g, '');
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return newText;
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}
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export function isValidURL(str) {
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const pattern = new RegExp('^(https?:\\/\\/)?' + // protocol
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'((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|' + // domain name
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'((\\d{1,3}\\.){3}\\d{1,3}))' + // OR ip (v4) address
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'(\\:\\d+)?(\\/[-a-z\\d%_.~+]*)*' + // port and path
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'(\\?[;&a-z\\d%_.~+=-]*)?' + // query string
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'(\\#[-a-z\\d_]*)?$', 'i'); // fragment locator
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if (!pattern.test(str)) {
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return false;
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} else {
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return true;
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}
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}
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//parse meta
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export function parseMeta(md, edit, view, toc, tocAffix) {
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let lang = null;
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let dir = null;
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let breaks = true;
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if (md && md.meta) {
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const meta = md.meta;
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lang = meta.lang;
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dir = meta.dir;
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breaks = meta.breaks;
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}
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//text language
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if (lang && typeof lang == "string") {
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view.attr('lang', lang);
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toc.attr('lang', lang);
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tocAffix.attr('lang', lang);
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if (edit)
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edit.attr('lang', lang);
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} else {
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view.removeAttr('lang');
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toc.removeAttr('lang');
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tocAffix.removeAttr('lang');
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if (edit)
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edit.removeAttr('lang', lang);
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}
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//text direction
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if (dir && typeof dir == "string") {
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view.attr('dir', dir);
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toc.attr('dir', dir);
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tocAffix.attr('dir', dir);
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} else {
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view.removeAttr('dir');
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toc.removeAttr('dir');
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tocAffix.removeAttr('dir');
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}
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//breaks
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if (typeof breaks === 'boolean' && !breaks) {
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md.options.breaks = false;
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} else {
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md.options.breaks = true;
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}
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}
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window.viewAjaxCallback = null;
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//regex for extra tags
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const spaceregex = /\s*/;
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const notinhtmltagregex = /(?![^<]*>|[^<>]*<\/)/;
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let coloregex = /\[color=([#|\(|\)|\s|\,|\w]*?)\]/;
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coloregex = new RegExp(coloregex.source + notinhtmltagregex.source, "g");
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let nameregex = /\[name=(.*?)\]/;
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let timeregex = /\[time=([:|,|+|-|\(|\)|\s|\w]*?)\]/;
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const nameandtimeregex = new RegExp(nameregex.source + spaceregex.source + timeregex.source + notinhtmltagregex.source, "g");
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nameregex = new RegExp(nameregex.source + notinhtmltagregex.source, "g");
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timeregex = new RegExp(timeregex.source + notinhtmltagregex.source, "g");
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function replaceExtraTags(html) {
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html = html.replace(coloregex, '<span class="color" data-color="$1"></span>');
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html = html.replace(nameandtimeregex, '<small><i class="fa fa-user"></i> $1 <i class="fa fa-clock-o"></i> $2</small>');
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html = html.replace(nameregex, '<small><i class="fa fa-user"></i> $1</small>');
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html = html.replace(timeregex, '<small><i class="fa fa-clock-o"></i> $1</small>');
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return html;
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}
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if (typeof mermaid !== 'undefined' && mermaid) mermaid.startOnLoad = false;
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//dynamic event or object binding here
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export function finishView(view) {
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//todo list
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const lis = view.find('li.raw').removeClass("raw").sortByDepth().toArray();
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for (let li of lis) {
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let html = $(li).clone()[0].innerHTML;
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const p = $(li).children('p');
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if (p.length == 1) {
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html = p.html();
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li = p[0];
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}
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html = replaceExtraTags(html);
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li.innerHTML = html;
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let disabled = 'disabled';
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if(typeof editor !== 'undefined' && havePermission())
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disabled = '';
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if (/^\s*\[[x ]\]\s*/.test(html)) {
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li.innerHTML = html.replace(/^\s*\[ \]\s*/, `<input type="checkbox" class="task-list-item-checkbox "${disabled}><label></label>`)
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.replace(/^\s*\[x\]\s*/, `<input type="checkbox" class="task-list-item-checkbox" checked ${disabled}><label></label>`);
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li.setAttribute('class', 'task-list-item');
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}
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if (typeof editor !== 'undefined' && havePermission())
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$(li).find('input').change(toggleTodoEvent);
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//color tag in list will convert it to tag icon with color
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const tag_color = $(li).closest('ul').find(".color");
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tag_color.each((key, value) => {
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$(value).addClass('fa fa-tag').css('color', $(value).attr('data-color'));
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});
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}
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//youtube
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view.find("div.youtube.raw").removeClass("raw")
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.click(function () {
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imgPlayiframe(this, '//www.youtube.com/embed/');
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});
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//vimeo
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view.find("div.vimeo.raw").removeClass("raw")
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.click(function () {
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imgPlayiframe(this, '//player.vimeo.com/video/');
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})
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.each((key, value) => {
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$.ajax({
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type: 'GET',
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url: `//vimeo.com/api/v2/video/${$(value).attr('data-videoid')}.json`,
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jsonp: 'callback',
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dataType: 'jsonp',
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success(data) {
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const thumbnail_src = data[0].thumbnail_large;
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const image = `<img src="${thumbnail_src}" />`;
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$(value).prepend(image);
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if(viewAjaxCallback) viewAjaxCallback();
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}
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});
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});
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//gist
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view.find("code[data-gist-id]").each((key, value) => {
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if ($(value).children().length == 0)
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$(value).gist(viewAjaxCallback);
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});
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//sequence diagram
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const sequences = view.find("div.sequence-diagram.raw").removeClass("raw");
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sequences.each((key, value) => {
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try {
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var $value = $(value);
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const $ele = $(value).parent().parent();
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const sequence = $value;
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sequence.sequenceDiagram({
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theme: 'simple'
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});
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$ele.addClass('sequence-diagram');
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$value.children().unwrap().unwrap();
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const svg = $ele.find('> svg');
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svg[0].setAttribute('viewBox', `0 0 ${svg.attr('width')} ${svg.attr('height')}`);
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svg[0].setAttribute('preserveAspectRatio', 'xMidYMid meet');
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} catch (err) {
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$value.unwrap();
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$value.parent().append('<div class="alert alert-warning">' + err + '</div>');
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console.warn(err);
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}
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});
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//flowchart
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const flow = view.find("div.flow-chart.raw").removeClass("raw");
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flow.each((key, value) => {
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try {
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var $value = $(value);
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const $ele = $(value).parent().parent();
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const chart = flowchart.parse($value.text());
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$value.html('');
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chart.drawSVG(value, {
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'line-width': 2,
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'fill': 'none',
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'font-size': '16px',
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'font-family': "'Andale Mono', monospace"
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});
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$ele.addClass('flow-chart');
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$value.children().unwrap().unwrap();
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} catch (err) {
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$value.unwrap();
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$value.parent().append('<div class="alert alert-warning">' + err + '</div>');
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console.warn(err);
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}
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});
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//graphviz
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var graphvizs = view.find("div.graphviz.raw").removeClass("raw");
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function parseGraphviz(key, value) {
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var $value = $(value);
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var $ele = $(value).parent().parent();
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var graphviz = Viz($value.text());
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if (!graphviz) throw Error('viz.js output empty graph');
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$value.html(graphviz);
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$ele.addClass('graphviz');
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$value.children().unwrap().unwrap();
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}
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graphvizs.each(function (key, value) {
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try {
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parseGraphviz(key, value);
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} catch (err) {
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// workaround for graphviz not recover from error
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try {
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parseGraphviz(key, value);
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} catch (err) {
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var $value = $(value);
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$value.unwrap();
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$value.parent().append('<div class="alert alert-warning">' + err + '</div>');
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console.warn(err);
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}
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}
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});
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//mermaid
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const mermaids = view.find("div.mermaid.raw").removeClass("raw");
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mermaids.each((key, value) => {
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try {
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var $value = $(value);
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const $ele = $(value).closest('pre');
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let mermaidError = null;
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mermaid.parseError = (err, hash) => {
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mermaidError = err;
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};
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if (mermaidAPI.parse($value.text())) {
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$ele.addClass('mermaid');
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$ele.html($value.text());
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mermaid.init(undefined, $ele);
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} else {
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throw new Error(mermaidError);
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}
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} catch (err) {
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$value.unwrap();
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$value.parent().append('<div class="alert alert-warning">' + err + '</div>');
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console.warn(err);
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}
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});
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//image href new window(emoji not included)
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const images = view.find("img.raw[src]").removeClass("raw");
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images.each((key, value) => {
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// if it's already wrapped by link, then ignore
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const $value = $(value);
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$value[0].onload = e => {
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if(viewAjaxCallback) viewAjaxCallback();
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};
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});
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//blockquote
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const blockquote = view.find("blockquote.raw").removeClass("raw");
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const blockquote_p = blockquote.find("p");
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blockquote_p.each((key, value) => {
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let html = $(value).html();
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html = replaceExtraTags(html);
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$(value).html(html);
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});
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//color tag in blockquote will change its left border color
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const blockquote_color = blockquote.find(".color");
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blockquote_color.each((key, value) => {
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$(value).closest("blockquote").css('border-left-color', $(value).attr('data-color'));
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});
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//slideshare
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view.find("div.slideshare.raw").removeClass("raw")
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.each((key, value) => {
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$.ajax({
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type: 'GET',
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url: `//www.slideshare.net/api/oembed/2?url=http://www.slideshare.net/${$(value).attr('data-slideshareid')}&format=json`,
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jsonp: 'callback',
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dataType: 'jsonp',
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success(data) {
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const $html = $(data.html);
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const iframe = $html.closest('iframe');
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const caption = $html.closest('div');
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const inner = $('<div class="inner"></div>').append(iframe);
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const height = iframe.attr('height');
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const width = iframe.attr('width');
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const ratio = (height / width) * 100;
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inner.css('padding-bottom', `${ratio}%`);
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$(value).html(inner).append(caption);
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if(viewAjaxCallback) viewAjaxCallback();
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}
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});
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});
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//speakerdeck
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view.find("div.speakerdeck.raw").removeClass("raw")
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.each((key, value) => {
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const url = `https://speakerdeck.com/oembed.json?url=https%3A%2F%2Fspeakerdeck.com%2F${encodeURIComponent($(value).attr('data-speakerdeckid'))}`;
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//use yql because speakerdeck not support jsonp
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$.ajax({
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url: 'https://query.yahooapis.com/v1/public/yql',
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data: {
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q: `select * from json where url ='${url}'`,
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format: "json"
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},
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dataType: "jsonp",
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success(data) {
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if (!data.query || !data.query.results) return;
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const json = data.query.results.json;
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const html = json.html;
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var ratio = json.height / json.width;
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$(value).html(html);
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const iframe = $(value).children('iframe');
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const src = iframe.attr('src');
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if (src.indexOf('//') == 0)
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iframe.attr('src', `https:${src}`);
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const inner = $('<div class="inner"></div>').append(iframe);
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const height = iframe.attr('height');
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const width = iframe.attr('width');
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var ratio = (height / width) * 100;
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inner.css('padding-bottom', `${ratio}%`);
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$(value).html(inner);
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if(viewAjaxCallback) viewAjaxCallback();
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}
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});
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});
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//pdf
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view.find("div.pdf.raw").removeClass("raw")
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.each(function (key, value) {
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const url = $(value).attr('data-pdfurl');
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const inner = $('<div></div>');
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$(this).append(inner);
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PDFObject.embed(url, inner, {
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height: '400px'
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});
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});
|
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//syntax highlighting
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view.find("code.raw").removeClass("raw")
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.each((key, value) => {
|
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const langDiv = $(value);
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if (langDiv.length > 0) {
|
|
const reallang = langDiv[0].className.replace(/hljs|wrap/g, '').trim();
|
|
const codeDiv = langDiv.find('.code');
|
|
let code = "";
|
|
if (codeDiv.length > 0) code = codeDiv.html();
|
|
else code = langDiv.html();
|
|
if (!reallang) {
|
|
var result = {
|
|
value: code
|
|
};
|
|
} else if (reallang == "haskell" || reallang == "go" || reallang == "typescript" || reallang == "jsx") {
|
|
code = S(code).unescapeHTML().s;
|
|
var result = {
|
|
value: Prism.highlight(code, Prism.languages[reallang])
|
|
};
|
|
} else if (reallang == "tiddlywiki" || reallang == "mediawiki") {
|
|
code = S(code).unescapeHTML().s;
|
|
var result = {
|
|
value: Prism.highlight(code, Prism.languages.wiki)
|
|
};
|
|
} else {
|
|
code = S(code).unescapeHTML().s;
|
|
const languages = hljs.listLanguages();
|
|
if (!languages.includes(reallang)) {
|
|
var result = hljs.highlightAuto(code);
|
|
} else {
|
|
var result = hljs.highlight(reallang, code);
|
|
}
|
|
}
|
|
if (codeDiv.length > 0) codeDiv.html(result.value);
|
|
else langDiv.html(result.value);
|
|
}
|
|
});
|
|
//mathjax
|
|
const mathjaxdivs = view.find('span.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) {
|
|
console.warn(err);
|
|
}
|
|
//render title
|
|
document.title = renderTitle(view);
|
|
}
|
|
|
|
//only static transform should be here
|
|
export function postProcess(code) {
|
|
const result = $(`<div>${code}</div>`);
|
|
//link should open in new window or tab
|
|
result.find('a:not([href^="#"]):not([target])').attr('target', '_blank');
|
|
//update continue line numbers
|
|
const linenumberdivs = result.find('.gutter.linenumber').toArray();
|
|
for (let i = 0; i < linenumberdivs.length; i++) {
|
|
if ($(linenumberdivs[i]).hasClass('continue')) {
|
|
const startnumber = linenumberdivs[i - 1] ? parseInt($(linenumberdivs[i - 1]).find('> span').last().attr('data-linenumber')) : 0;
|
|
$(linenumberdivs[i]).find('> span').each((key, value) => {
|
|
$(value).attr('data-linenumber', startnumber + key + 1);
|
|
});
|
|
}
|
|
}
|
|
// show yaml meta paring error
|
|
if (md.metaError) {
|
|
var warning = result.find('div#meta-error');
|
|
if (warning && warning.length > 0) {
|
|
warning.text(md.metaError)
|
|
} else {
|
|
warning = $('<div id="meta-error" class="alert alert-warning">' + md.metaError + '</div>')
|
|
result.prepend(warning);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
window.postProcess = postProcess;
|
|
|
|
function generateCleanHTML(view) {
|
|
const src = view.clone();
|
|
const eles = src.find('*');
|
|
//remove syncscroll parts
|
|
eles.removeClass('part');
|
|
src.find('*[class=""]').removeAttr('class');
|
|
eles.removeAttr('data-startline data-endline');
|
|
src.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((key, value) => {
|
|
let 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((key, value) => {
|
|
const id = $(value).attr('data-videoid');
|
|
const style = $(value).attr('style');
|
|
let url = null;
|
|
if ($(value).hasClass('youtube')) {
|
|
url = 'https://www.youtube.com/embed/';
|
|
} else if ($(value).hasClass('vimeo')) {
|
|
url = 'https://player.vimeo.com/video/';
|
|
}
|
|
if (url) {
|
|
const iframe = $('<iframe frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>');
|
|
iframe.attr('src', url + id);
|
|
iframe.attr('style', style);
|
|
$(value).html(iframe);
|
|
}
|
|
});
|
|
return src;
|
|
}
|
|
|
|
export function exportToRawHTML(view) {
|
|
const filename = `${renderFilename(ui.area.markdown)}.html`;
|
|
const src = generateCleanHTML(view);
|
|
$(src).find('a.anchor').remove();
|
|
const html = src[0].outerHTML;
|
|
const blob = new Blob([html], {
|
|
type: "text/html;charset=utf-8"
|
|
});
|
|
saveAs(blob, filename);
|
|
}
|
|
|
|
//extract markdown body to html and compile to template
|
|
export function exportToHTML(view) {
|
|
const title = renderTitle(ui.area.markdown);
|
|
const filename = `${renderFilename(ui.area.markdown)}.html`;
|
|
const src = generateCleanHTML(view);
|
|
//generate toc
|
|
const toc = $('#ui-toc').clone();
|
|
toc.find('*').removeClass('active').find("a[href^='#'][smoothhashscroll]").removeAttr('smoothhashscroll');
|
|
const tocAffix = $('#ui-toc-affix').clone();
|
|
tocAffix.find('*').removeClass('active').find("a[href^='#'][smoothhashscroll]").removeAttr('smoothhashscroll');
|
|
//generate html via template
|
|
$.get(`${serverurl}/build/html.min.css`, css => {
|
|
$.get(`${serverurl}/views/html.hbs`, data => {
|
|
const template = Handlebars.compile(data);
|
|
const context = {
|
|
url: serverurl,
|
|
title,
|
|
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
|
|
};
|
|
const html = template(context);
|
|
// console.log(html);
|
|
const blob = new Blob([html], {
|
|
type: "text/html;charset=utf-8"
|
|
});
|
|
saveAs(blob, filename);
|
|
});
|
|
});
|
|
}
|
|
|
|
//jQuery sortByDepth
|
|
$.fn.sortByDepth = function () {
|
|
const ar = this.map(function () {
|
|
return {
|
|
length: $(this).parents().length,
|
|
elt: this
|
|
}
|
|
}).get();
|
|
|
|
const result = [];
|
|
let i = ar.length;
|
|
ar.sort((a, b) => a.length - b.length);
|
|
while (i--) {
|
|
result.push(ar[i].elt);
|
|
}
|
|
return $(result);
|
|
};
|
|
|
|
function toggleTodoEvent(e) {
|
|
const startline = $(this).closest('li').attr('data-startline') - 1;
|
|
const line = editor.getLine(startline);
|
|
const matches = line.match(/^[>\s]*[\-\+\*]\s\[([x ])\]/);
|
|
if (matches && matches.length >= 2) {
|
|
let checked = null;
|
|
if (matches[1] == 'x')
|
|
checked = true;
|
|
else if (matches[1] == ' ')
|
|
checked = false;
|
|
const 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);
|
|
}
|
|
|
|
let tocExpand = false;
|
|
|
|
function checkExpandToggle() {
|
|
const toc = $('.ui-toc-dropdown .toc');
|
|
const toggle = $('.expand-toggle');
|
|
if (!tocExpand) {
|
|
toc.removeClass('expand');
|
|
toggle.text('Expand all');
|
|
} else {
|
|
toc.addClass('expand');
|
|
toggle.text('Collapse all');
|
|
}
|
|
}
|
|
|
|
//toc
|
|
export function generateToc(id) {
|
|
const target = $(`#${id}`);
|
|
target.html('');
|
|
new Toc('doc', {
|
|
'level': 3,
|
|
'top': -1,
|
|
'class': 'toc',
|
|
'ulClass': 'nav',
|
|
'targetId': id,
|
|
'process': getHeaderContent
|
|
});
|
|
if (target.text() == 'undefined')
|
|
target.html('');
|
|
const tocMenu = $('<div class="toc-menu"></div');
|
|
const toggle = $('<a class="expand-toggle" href="#">Expand all</a>');
|
|
const backtotop = $('<a class="back-to-top" href="#">Back to top</a>');
|
|
const gotobottom = $('<a class="go-to-bottom" href="#">Go to bottom</a>');
|
|
checkExpandToggle();
|
|
toggle.click(e => {
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
tocExpand = !tocExpand;
|
|
checkExpandToggle();
|
|
});
|
|
backtotop.click(e => {
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
if (scrollToTop)
|
|
scrollToTop();
|
|
removeHash();
|
|
});
|
|
gotobottom.click(e => {
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
if (scrollToBottom)
|
|
scrollToBottom();
|
|
removeHash();
|
|
});
|
|
tocMenu.append(toggle).append(backtotop).append(gotobottom);
|
|
target.append(tocMenu);
|
|
}
|
|
|
|
//smooth all hash trigger scrolling
|
|
export function smoothHashScroll() {
|
|
const hashElements = $("a[href^='#']:not([smoothhashscroll])").toArray();
|
|
|
|
for (const element of hashElements) {
|
|
const $element = $(element);
|
|
const hash = element.hash;
|
|
if (hash) {
|
|
$element.on('click', function (e) {
|
|
// store hash
|
|
const hash = decodeURIComponent(this.hash);
|
|
// escape special characters in jquery selector
|
|
const $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", () => {
|
|
// 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;
|
|
const iframe = $("<iframe frameborder='0' webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>");
|
|
$(iframe).attr("src", `${src + $(element).attr("data-videoid")}?autoplay=1`);
|
|
$(element).find('img').css('visibility', 'hidden');
|
|
$(element).append(iframe);
|
|
}
|
|
|
|
const anchorForId = id => {
|
|
const anchor = document.createElement("a");
|
|
anchor.className = "anchor hidden-xs";
|
|
anchor.href = `#${id}`;
|
|
anchor.innerHTML = "<span class=\"octicon octicon-link\"></span>";
|
|
anchor.title = id;
|
|
return anchor;
|
|
};
|
|
|
|
const linkifyAnchors = (level, containingElement) => {
|
|
const headers = containingElement.getElementsByTagName(`h${level}`);
|
|
|
|
for (const header of headers) {
|
|
if (header.getElementsByClassName("anchor").length == 0) {
|
|
if (typeof header.id == "undefined" || header.id == "") {
|
|
//to escape characters not allow in css and humanize
|
|
const id = slugifyWithUTF8(getHeaderContent(header));
|
|
header.id = id;
|
|
}
|
|
header.insertBefore(anchorForId(header.id), header.firstChild);
|
|
}
|
|
}
|
|
};
|
|
|
|
export function autoLinkify(view) {
|
|
const contentBlock = view[0];
|
|
if (!contentBlock) {
|
|
return;
|
|
}
|
|
for (let level = 1; level <= 6; level++) {
|
|
linkifyAnchors(level, contentBlock);
|
|
}
|
|
}
|
|
|
|
function getHeaderContent(header) {
|
|
const headerHTML = $(header).clone();
|
|
headerHTML.find('.MathJax_Preview').remove();
|
|
headerHTML.find('.MathJax').remove();
|
|
return headerHTML[0].innerHTML;
|
|
}
|
|
|
|
export function deduplicatedHeaderId(view) {
|
|
const headers = view.find(':header.raw').removeClass('raw').toArray();
|
|
for (let i = 0; i < headers.length; i++) {
|
|
const id = $(headers[i]).attr('id');
|
|
if (!id) continue;
|
|
const duplicatedHeaders = view.find(`:header[id="${id}"]`).toArray();
|
|
for (let j = 0; j < duplicatedHeaders.length; j++) {
|
|
if (duplicatedHeaders[j] != headers[i]) {
|
|
const newId = id + j;
|
|
const $duplicatedHeader = $(duplicatedHeaders[j]);
|
|
$duplicatedHeader.attr('id', newId);
|
|
const $headerLink = $duplicatedHeader.find('> .header-link');
|
|
$headerLink.attr('href', `#${newId}`);
|
|
$headerLink.attr('title', newId);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
export function renderTOC(view) {
|
|
const tocs = view.find('.toc').toArray();
|
|
for (let i = 0; i < tocs.length; i++) {
|
|
const toc = $(tocs[i]);
|
|
const id = `toc${i}`;
|
|
toc.attr('id', id);
|
|
const target = $(`#${id}`);
|
|
target.html('');
|
|
new Toc('doc', {
|
|
'level': 3,
|
|
'top': -1,
|
|
'class': 'toc',
|
|
'targetId': id,
|
|
'process': getHeaderContent
|
|
});
|
|
if (target.text() == 'undefined')
|
|
target.html('');
|
|
target.replaceWith(target.html());
|
|
}
|
|
}
|
|
|
|
export function scrollToHash() {
|
|
const hash = location.hash;
|
|
location.hash = "";
|
|
location.hash = hash;
|
|
}
|
|
|
|
function highlightRender(code, lang) {
|
|
if (!lang || /no(-?)highlight|plain|text/.test(lang))
|
|
return;
|
|
code = S(code).escapeHTML().s
|
|
if (lang == 'sequence') {
|
|
return `<div class="sequence-diagram raw">${code}</div>`;
|
|
} else if (lang == 'flow') {
|
|
return `<div class="flow-chart raw">${code}</div>`;
|
|
} else if (lang == 'graphviz') {
|
|
return `<div class="graphviz raw">${code}</div>`;
|
|
} else if (lang == 'mermaid') {
|
|
return `<div class="mermaid raw">${code}</div>`;
|
|
}
|
|
const result = {
|
|
value: code
|
|
};
|
|
const showlinenumbers = /\=$|\=\d+$|\=\+$/.test(lang);
|
|
if (showlinenumbers) {
|
|
let startnumber = 1;
|
|
const matches = lang.match(/\=(\d+)$/);
|
|
if (matches)
|
|
startnumber = parseInt(matches[1]);
|
|
const lines = result.value.split('\n');
|
|
const linenumbers = [];
|
|
for (let i = 0; i < lines.length - 1; i++) {
|
|
linenumbers[i] = `<span data-linenumber='${startnumber + i}'></span>`;
|
|
}
|
|
const continuelinenumber = /\=\+$/.test(lang);
|
|
const linegutter = `<div class='gutter linenumber${continuelinenumber ? " continue" : ""}'>${linenumbers.join('\n')}</div>`;
|
|
result.value = `<div class='wrapper'>${linegutter}<div class='code'>${result.value}</div></div>`;
|
|
}
|
|
return result.value;
|
|
}
|
|
|
|
import markdownit from 'markdown-it';
|
|
import markdownitContainer from 'markdown-it-container';
|
|
|
|
export let 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')({
|
|
beforeMath: '<span class="mathjax raw">',
|
|
afterMath: '</span>',
|
|
beforeInlineMath: '<span class="mathjax raw">\\(',
|
|
afterInlineMath: '\\)</span>',
|
|
beforeDisplayMath: '<span class="mathjax raw">\\[',
|
|
afterDisplayMath: '\\]</span>'
|
|
}));
|
|
md.use(require('markdown-it-imsize'));
|
|
|
|
md.use(require('markdown-it-emoji'), {
|
|
shortcuts: {}
|
|
});
|
|
|
|
emojify.setConfig({
|
|
blacklist: {
|
|
elements: ['script', 'textarea', 'a', 'pre', 'code', 'svg'],
|
|
classes: ['no-emojify']
|
|
},
|
|
img_dir: `${serverurl}/build/emojify.js/dist/images/basic`,
|
|
ignore_emoticons: true
|
|
});
|
|
|
|
md.renderer.rules.emoji = (token, idx) => emojify.replace(`:${token[idx].markup}:`);
|
|
|
|
function renderContainer(tokens, idx, options, env, self) {
|
|
tokens[idx].attrJoin('role', 'alert');
|
|
tokens[idx].attrJoin('class', 'alert');
|
|
tokens[idx].attrJoin('class', `alert-${tokens[idx].info.trim()}`);
|
|
return self.renderToken(...arguments);
|
|
}
|
|
md.use(markdownitContainer, 'success', { render: renderContainer });
|
|
md.use(markdownitContainer, 'info', { render: renderContainer });
|
|
md.use(markdownitContainer, 'warning', { render: renderContainer });
|
|
md.use(markdownitContainer, 'danger', { render: renderContainer });
|
|
|
|
md.renderer.rules.image = function (tokens, idx, options, env, self) {
|
|
tokens[idx].attrJoin('class', 'raw');
|
|
return self.renderToken(...arguments);
|
|
};
|
|
md.renderer.rules.list_item_open = function (tokens, idx, options, env, self) {
|
|
tokens[idx].attrJoin('class', 'raw');
|
|
return self.renderToken(...arguments);
|
|
};
|
|
md.renderer.rules.blockquote_open = function (tokens, idx, options, env, self) {
|
|
tokens[idx].attrJoin('class', 'raw');
|
|
return self.renderToken(...arguments);
|
|
};
|
|
md.renderer.rules.heading_open = function (tokens, idx, options, env, self) {
|
|
tokens[idx].attrJoin('class', 'raw');
|
|
return self.renderToken(...arguments);
|
|
};
|
|
md.renderer.rules.fence = (tokens, idx, options, env, self) => {
|
|
const token = tokens[idx];
|
|
const info = token.info ? md.utils.unescapeAll(token.info).trim() : '';
|
|
let langName = '';
|
|
let highlighted;
|
|
|
|
if (info) {
|
|
langName = info.split(/\s+/g)[0];
|
|
if (/\!$/.test(info)) token.attrJoin('class', 'wrap');
|
|
token.attrJoin('class', options.langPrefix + langName.replace(/\=$|\=\d+$|\=\+$|\!$|\=\!$/, ''));
|
|
token.attrJoin('class', 'hljs');
|
|
token.attrJoin('class', 'raw');
|
|
}
|
|
|
|
if (options.highlight) {
|
|
highlighted = options.highlight(token.content, langName) || md.utils.escapeHtml(token.content);
|
|
} else {
|
|
highlighted = md.utils.escapeHtml(token.content);
|
|
}
|
|
|
|
if (highlighted.indexOf('<pre') === 0) {
|
|
return `${highlighted}\n`;
|
|
}
|
|
|
|
return `<pre><code${self.renderAttrs(token)}>${highlighted}</code></pre>\n`;
|
|
};
|
|
|
|
/* Defined regex markdown it plugins */
|
|
import Plugin from 'markdown-it-regexp';
|
|
|
|
//youtube
|
|
const youtubePlugin = new Plugin(
|
|
// regexp to match
|
|
/{%youtube\s*([\d\D]*?)\s*%}/,
|
|
|
|
(match, utils) => {
|
|
const videoid = match[1];
|
|
if (!videoid) return;
|
|
const div = $('<div class="youtube raw"></div>');
|
|
div.attr('data-videoid', videoid);
|
|
const thumbnail_src = `//img.youtube.com/vi/${videoid}/hqdefault.jpg`;
|
|
const image = `<img src="${thumbnail_src}" />`;
|
|
div.append(image);
|
|
const icon = '<i class="icon fa fa-youtube-play fa-5x"></i>';
|
|
div.append(icon);
|
|
return div[0].outerHTML;
|
|
}
|
|
);
|
|
//vimeo
|
|
const vimeoPlugin = new Plugin(
|
|
// regexp to match
|
|
/{%vimeo\s*([\d\D]*?)\s*%}/,
|
|
|
|
(match, utils) => {
|
|
const videoid = match[1];
|
|
if (!videoid) return;
|
|
const div = $('<div class="vimeo raw"></div>');
|
|
div.attr('data-videoid', videoid);
|
|
const icon = '<i class="icon fa fa-vimeo-square fa-5x"></i>';
|
|
div.append(icon);
|
|
return div[0].outerHTML;
|
|
}
|
|
);
|
|
//gist
|
|
const gistPlugin = new Plugin(
|
|
// regexp to match
|
|
/{%gist\s*([\d\D]*?)\s*%}/,
|
|
|
|
(match, utils) => {
|
|
const gistid = match[1];
|
|
const code = `<code data-gist-id="${gistid}"/>`;
|
|
return code;
|
|
}
|
|
);
|
|
//TOC
|
|
const tocPlugin = new Plugin(
|
|
// regexp to match
|
|
/^\[TOC\]$/i,
|
|
|
|
(match, utils) => '<div class="toc"></div>'
|
|
);
|
|
//slideshare
|
|
const slidesharePlugin = new Plugin(
|
|
// regexp to match
|
|
/{%slideshare\s*([\d\D]*?)\s*%}/,
|
|
|
|
(match, utils) => {
|
|
const slideshareid = match[1];
|
|
const div = $('<div class="slideshare raw"></div>');
|
|
div.attr('data-slideshareid', slideshareid);
|
|
return div[0].outerHTML;
|
|
}
|
|
);
|
|
//speakerdeck
|
|
const speakerdeckPlugin = new Plugin(
|
|
// regexp to match
|
|
/{%speakerdeck\s*([\d\D]*?)\s*%}/,
|
|
|
|
(match, utils) => {
|
|
const speakerdeckid = match[1];
|
|
const div = $('<div class="speakerdeck raw"></div>');
|
|
div.attr('data-speakerdeckid', speakerdeckid);
|
|
return div[0].outerHTML;
|
|
}
|
|
);
|
|
//pdf
|
|
const pdfPlugin = new Plugin(
|
|
// regexp to match
|
|
/{%pdf\s*([\d\D]*?)\s*%}/,
|
|
|
|
(match, utils) => {
|
|
const pdfurl = match[1];
|
|
if (!isValidURL(pdfurl)) return match[0];
|
|
const div = $('<div class="pdf raw"></div>');
|
|
div.attr('data-pdfurl', pdfurl);
|
|
return div[0].outerHTML;
|
|
}
|
|
);
|
|
|
|
//yaml meta, from https://github.com/eugeneware/remarkable-meta
|
|
function get(state, line) {
|
|
const pos = state.bMarks[line];
|
|
const max = state.eMarks[line];
|
|
return state.src.substr(pos, max - pos);
|
|
}
|
|
|
|
function meta(state, start, end, silent) {
|
|
if (start !== 0 || state.blkIndent !== 0) return false;
|
|
if (state.tShift[start] < 0) return false;
|
|
if (!get(state, start).match(/^---$/)) return false;
|
|
|
|
const data = [];
|
|
for (var line = start + 1; line < end; line++) {
|
|
const 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')) || {};
|
|
delete md.metaError;
|
|
} catch(err) {
|
|
md.metaError = 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);
|
|
|
|
export default {
|
|
md
|
|
};
|