diff options
| -rw-r--r-- | lib/markdown-inline.js | 2 | ||||
| -rw-r--r-- | lib/render.js | 2 | ||||
| -rw-r--r-- | package.json | 1 | ||||
| -rw-r--r-- | vendor/ssb-marked.js | 1422 |
4 files changed, 1424 insertions, 3 deletions
diff --git a/lib/markdown-inline.js b/lib/markdown-inline.js index b9c24a2..cc769f7 100644 --- a/lib/markdown-inline.js +++ b/lib/markdown-inline.js @@ -1,4 +1,4 @@ -var marked = require('ssb-marked') +var marked = require('../vendor/ssb-marked') var u = require('./util') var unquote = u.unescapeHTML diff --git a/lib/render.js b/lib/render.js index 228eed0..66f4e7f 100644 --- a/lib/render.js +++ b/lib/render.js @@ -5,7 +5,7 @@ var cat = require('pull-cat') var paramap = require('pull-paramap') var h = require('hyperscript') var ph = require('pull-hyperscript') -var marked = require('ssb-marked') +var marked = require('../vendor/ssb-marked') var qs = require('querystring') var u = require('./util') var multicb = require('multicb') diff --git a/package.json b/package.json index 546e7b3..fc51f63 100644 --- a/package.json +++ b/package.json @@ -34,7 +34,6 @@ "ssb-client": "^4.7.8", "ssb-git": "^1.1.0", "ssb-markdown": "^6.0.0", - "ssb-marked": "^0.7.1", "ssb-mentions": "^0.5.0", "ssb-npm-registry": "^1.8.0", "ssb-sort": "^1.0.0", diff --git a/vendor/ssb-marked.js b/vendor/ssb-marked.js new file mode 100644 index 0000000..fbc6523 --- /dev/null +++ b/vendor/ssb-marked.js @@ -0,0 +1,1422 @@ +/** + * marked - a markdown parser + * Copyright (c) 2011-2014, Christopher Jeffrey. (MIT Licensed) + * https://github.com/chjj/marked + */ + +;(function() { + +/** + * Block-Level Grammar + */ + +var block = { + newline: /^\n+/, + code: /^( {4}[^\n]+\n*)+/, + fences: noop, + hr: /^( *[-*_]){3,} *(?:\n+|$)/, + heading: /^ *(#{1,6}) +([^\n]+?) *#* *(?:\n+|$)/, + nptable: noop, + lheading: /^([^\n]+)\n *(=|-){2,} *(?:\n+|$)/, + blockquote: /^( *>[^\n]+(\n(?!def)[^\n]+)*\n*)+/, + list: /^( *)(bull) [\s\S]+?(?:hr|def|\n{2,}(?! )(?!\1bull )\n*|\s*$)/, + html: /^ *(?:comment *(?:\n|\s*$)|closed *(?:\n{2,}|\s*$)|closing *(?:\n{2,}|\s*$))/, + def: /^ *\[([^\]]+)\]: *<?([^\s>]+)>?(?: +["(]([^\n]+)[")])? *(?:\n+|$)/, + table: noop, + paragraph: /^((?:[^\n]+\n?(?!hr|heading|lheading|blockquote|tag|def))+)\n*/, + text: /^[^\n]+/ +}; + +block.checkbox = /^\[([ x])\] +/; +block.bullet = /(?:[*+-]|\d+\.)/; +block.item = /^( *)(bull) [^\n]*(?:\n(?!\1bull )[^\n]*)*/; +block.item = replace(block.item, 'gm') + (/bull/g, block.bullet) + (); + +block.list = replace(block.list) + (/bull/g, block.bullet) + ('hr', '\\n+(?=\\1?(?:[-*_] *){3,}(?:\\n+|$))') + ('def', '\\n+(?=' + block.def.source + ')') + (); + +block.blockquote = replace(block.blockquote) + ('def', block.def) + (); + +block._tag = '(?!(?:' + + 'a|em|strong|small|s|cite|q|dfn|abbr|data|time|code' + + '|var|samp|kbd|sub|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo' + + '|span|br|wbr|ins|del|img)\\b)\\w+(?!:/|[^\\w\\s@]*@)\\b'; + +block.html = replace(block.html) + ('comment', /<!--[\s\S]*?-->/) + ('closed', /<(tag)[\s\S]+?<\/\1>/) + ('closing', /<tag(?:"[^"]*"|'[^']*'|[^'">])*?>/) + (/tag/g, block._tag) + (); + +block.paragraph = replace(block.paragraph) + ('hr', block.hr) + ('heading', block.heading) + ('lheading', block.lheading) + ('blockquote', block.blockquote) + ('tag', '<' + block._tag) + ('def', block.def) + (); + +/** + * Normal Block Grammar + */ + +block.normal = merge({}, block); + +/** + * GFM Block Grammar + */ + +block.gfm = merge({}, block.normal, { + fences: /^ *(`{3,}|~{3,}) *(\S+)? *\n([\s\S]+?)\s*\1 *(?:\n+|$)/, + paragraph: /^/ +}); + +block.gfm.paragraph = replace(block.paragraph) + ('(?!', '(?!' + + block.gfm.fences.source.replace('\\1', '\\2') + '|' + + block.list.source.replace('\\1', '\\3') + '|') + (); + +/** + * GFM + Tables Block Grammar + */ + +block.tables = merge({}, block.gfm, { + nptable: /^ *(\S.*\|.*)\n *([-:]+ *\|[-| :]*)\n((?:.*\|.*(?:\n|$))*)\n*/, + table: /^ *\|(.+)\n *\|( *[-:]+[-| :]*)\n((?: *\|.*(?:\n|$))*)\n*/ +}); + +/** + * Block Lexer + */ + +function Lexer(options) { + this.tokens = []; + this.tokens.links = {}; + this.options = options || marked.defaults; + this.rules = block.normal; + + if (this.options.gfm) { + if (this.options.tables) { + this.rules = block.tables; + } else { + this.rules = block.gfm; + } + } +} + +/** + * Expose Block Rules + */ + +Lexer.rules = block; + +/** + * Static Lex Method + */ + +Lexer.lex = function(src, options) { + var lexer = new Lexer(options); + return lexer.lex(src); +}; + +/** + * Preprocessing + */ + +Lexer.prototype.lex = function(src) { + src = src + .replace(/\r\n|\r/g, '\n') + .replace(/\t/g, ' ') + .replace(/\u00a0/g, ' ') + .replace(/\u2424/g, '\n'); + + return this.token(src, true); +}; + +/** + * Lexing + */ + +Lexer.prototype.token = function(src, top, bq) { + var src = src.replace(/^ +$/gm, '') + , next + , loose + , cap + , bull + , b + , item + , space + , i + , l + , checked; + + while (src) { + // newline + if (cap = this.rules.newline.exec(src)) { + src = src.substring(cap[0].length); + if (cap[0].length > 1) { + this.tokens.push({ + type: 'space' + }); + } + } + + // code + if (cap = this.rules.code.exec(src)) { + src = src.substring(cap[0].length); + cap = cap[0].replace(/^ {4}/gm, ''); + this.tokens.push({ + type: 'code', + text: !this.options.pedantic + ? cap.replace(/\n+$/, '') + : cap + }); + continue; + } + + // fences (gfm) + if (cap = this.rules.fences.exec(src)) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'code', + lang: cap[2], + text: cap[3] + }); + continue; + } + + // heading + if (cap = this.rules.heading.exec(src)) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'heading', + depth: cap[1].length, + text: cap[2] + }); + continue; + } + + // table no leading pipe (gfm) + if (top && (cap = this.rules.nptable.exec(src))) { + src = src.substring(cap[0].length); + + item = { + type: 'table', + header: cap[1].replace(/^ *| *\| *$/g, '').split(/ *\| */), + align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */), + cells: cap[3].replace(/\n$/, '').split('\n') + }; + + for (i = 0; i < item.align.length; i++) { + if (/^ *-+: *$/.test(item.align[i])) { + item.align[i] = 'right'; + } else if (/^ *:-+: *$/.test(item.align[i])) { + item.align[i] = 'center'; + } else if (/^ *:-+ *$/.test(item.align[i])) { + item.align[i] = 'left'; + } else { + item.align[i] = null; + } + } + + for (i = 0; i < item.cells.length; i++) { + item.cells[i] = item.cells[i].split(/ *\| */); + } + + this.tokens.push(item); + + continue; + } + + // lheading + if (cap = this.rules.lheading.exec(src)) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'heading', + depth: cap[2] === '=' ? 1 : 2, + text: cap[1] + }); + continue; + } + + // hr + if (cap = this.rules.hr.exec(src)) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'hr' + }); + continue; + } + + // blockquote + if (cap = this.rules.blockquote.exec(src)) { + src = src.substring(cap[0].length); + + this.tokens.push({ + type: 'blockquote_start' + }); + + cap = cap[0].replace(/^ *> ?/gm, ''); + + // Pass `top` to keep the current + // "toplevel" state. This is exactly + // how markdown.pl works. + this.token(cap, top, true); + + this.tokens.push({ + type: 'blockquote_end' + }); + + continue; + } + + // list + if (cap = this.rules.list.exec(src)) { + src = src.substring(cap[0].length); + bull = cap[2]; + + this.tokens.push({ + type: 'list_start', + ordered: bull.length > 1 + }); + + // Get each top-level item. + cap = cap[0].match(this.rules.item); + + next = false; + l = cap.length; + i = 0; + + for (; i < l; i++) { + item = cap[i]; + + // Remove the list item's bullet + // so it is seen as the next token. + space = item.length; + item = item.replace(/^ *([*+-]|\d+\.) +/, ''); + + if (this.options.gfm) { + checked = block.checkbox.exec(item); + + if (checked) { + checked = checked[1] === 'x'; + item = item.replace(block.checkbox, ''); + } else { + checked = undefined; + } + } + + // Outdent whatever the + // list item contains. Hacky. + if (~item.indexOf('\n ')) { + space -= item.length; + item = !this.options.pedantic + ? item.replace(new RegExp('^ {1,' + space + '}', 'gm'), '') + : item.replace(/^ {1,4}/gm, ''); + } + + // Determine whether the next list item belongs here. + // Backpedal if it does not belong in this list. + if (this.options.smartLists && i !== l - 1) { + b = block.bullet.exec(cap[i + 1])[0]; + if (bull !== b && !(bull.length > 1 && b.length > 1)) { + src = cap.slice(i + 1).join('\n') + src; + i = l - 1; + } + } + + // Determine whether item is loose or not. + // Use: /(^|\n)(?! )[^\n]+\n\n(?!\s*$)/ + // for discount behavior. + loose = next || /\n\n(?!\s*$)/.test(item); + if (i !== l - 1) { + next = item.charAt(item.length - 1) === '\n'; + if (!loose) loose = next; + } + + this.tokens.push({ + checked: checked, + type: loose + ? 'loose_item_start' + : 'list_item_start' + }); + + // Recurse. + this.token(item, false, bq); + + this.tokens.push({ + type: 'list_item_end' + }); + } + + this.tokens.push({ + type: 'list_end' + }); + + continue; + } + + // html + if (cap = this.rules.html.exec(src)) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: this.options.sanitize + ? 'paragraph' + : 'html', + pre: cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style', + text: cap[0] + }); + continue; + } + + // def + if ((!bq && top) && (cap = this.rules.def.exec(src))) { + src = src.substring(cap[0].length); + this.tokens.links[cap[1].toLowerCase()] = { + href: cap[2], + title: cap[3] + }; + continue; + } + + // table (gfm) + if (top && (cap = this.rules.table.exec(src))) { + src = src.substring(cap[0].length); + + item = { + type: 'table', + header: cap[1].replace(/^ *| *\| *$/g, '').split(/ *\| */), + align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */), + cells: cap[3].replace(/(?: *\| *)?\n$/, '').split('\n') + }; + + for (i = 0; i < item.align.length; i++) { + if (/^ *-+: *$/.test(item.align[i])) { + item.align[i] = 'right'; + } else if (/^ *:-+: *$/.test(item.align[i])) { + item.align[i] = 'center'; + } else if (/^ *:-+ *$/.test(item.align[i])) { + item.align[i] = 'left'; + } else { + item.align[i] = null; + } + } + + for (i = 0; i < item.cells.length; i++) { + item.cells[i] = item.cells[i] + .replace(/^ *\| *| *\| *$/g, '') + .split(/ *\| */); + } + + this.tokens.push(item); + + continue; + } + + // top-level paragraph + if (top && (cap = this.rules.paragraph.exec(src))) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'paragraph', + text: cap[1].charAt(cap[1].length - 1) === '\n' + ? cap[1].slice(0, -1) + : cap[1] + }); + continue; + } + + // text + if (cap = this.rules.text.exec(src)) { + // Top-level should never reach here. + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'text', + text: cap[0] + }); + continue; + } + + if (src) { + throw new + Error('Infinite loop on byte: ' + src.charCodeAt(0)); + } + } + + return this.tokens; +}; + +/** + * Inline-Level Grammar + */ + +var inline = { + escape: /^\\([\\`*{}\[\]()#+\-.!_>])/, + autolink: /^<([^ >]+(@|:\/)[^ >]+)>/, + url: noop, + tag: /^<!--[\s\S]*?-->|^<\/?\w+(?:"[^"]*"|'[^']*'|[^'">])*?>/, + link: /^!?\[(inside)\]\(href\)/, + reflink: /^!?\[(inside)\]\s*\[([^\]]*)\]/, + nolink: /^!?\[((?:\[[^\]]*\]|[^\[\]])*)\]/, + strong: /^__([\s\S]+?)__(?!_)|^\*\*([\s\S]+?)\*\*(?!\*)/, + em: /^\b_((?:__|[\s\S])+?)_\b|^\*((?:\*\*|[\s\S])+?)\*(?!\*)/, + code: /^(`+)\s*([\s\S]*?[^`])\s*\1(?!`)/, + br: /^ {2,}\n(?!\s*$)/, + del: noop, + emoji: noop, + urlEncodedMention: /^(\s)?((?:%25|%40|%26)[A-Za-z0-9%]+%3D\.[A-Za-z0-9%]+)/, + mention: /^(\s)?([@%&][A-Za-z0-9\._\-+=\/]*[A-Za-z0-9_\-+=\/])/, + hashtag: /^(\s)?(#[^\d ][^\s,.\(\)\[\]"\?!<>'`^]+)/, + text: /^[\s\S]+?(?=[\\<!\[_*`]| {2,}\n| [@%&#]|$)/ +}; + +inline._inside = /(?:\[[^\]]*\]|[^\[\]]|\](?=[^\[]*\]))*/; +inline._href = /\s*<?([\s\S]*?)>?(?:\s+['"]([\s\S]*?)['"])?\s*/; + +inline.link = replace(inline.link) + ('inside', inline._inside) + ('href', inline._href) + (); + +inline.reflink = replace(inline.reflink) + ('inside', inline._inside) + (); + +/** + * Normal Inline Grammar + */ + +inline.normal = merge({}, inline); + +/** + * Pedantic Inline Grammar + */ + +inline.pedantic = merge({}, inline.normal, { + strong: /^__(?=\S)([\s\S]*?\S)__(?!_)|^\*\*(?=\S)([\s\S]*?\S)\*\*(?!\*)/, + em: /^_(?=\S)([\s\S]*?\S)_(?!_)|^\*(?=\S)([\s\S]*?\S)\*(?!\*)/ +}); + +/** + * GFM Inline Grammar + */ + +inline.gfm = merge({}, inline.normal, { + escape: replace(inline.escape)('])', '~|])')(), + url: /^(https?:\/\/[^\s<]+[^<.,:;"')\]\s])/, + del: /^~~(?=\S)([\s\S]*?\S)~~/, + emoji: /^:([A-Za-z0-9_\-\+]+?):/, + text: replace(inline.text) + (']|', ':~]|') + ('|', '|https?://|') + () +}); + +/** + * GFM + Line Breaks Inline Grammar + */ + +inline.breaks = merge({}, inline.gfm, { + br: replace(inline.br)('{2,}', '*')(), + text: replace(inline.gfm.text)('{2,}', '*')() +}); + +/** + * Inline Lexer & Compiler + */ + +function InlineLexer(links, options) { + this.options = options || marked.defaults; + this.links = links; + this.rules = inline.normal; + this.renderer = this.options.renderer || new Renderer; + this.renderer.options = this.options; + + if (!this.links) { + throw new + Error('Tokens array requires a `links` property.'); + } + + if (this.options.gfm) { + if (this.options.breaks) { + this.rules = inline.breaks; + } else { + this.rules = inline.gfm; + } + } else if (this.options.pedantic) { + this.rules = inline.pedantic; + } + + this.emojiTemplate = getEmojiTemplate(options); +} + +/** + * Expose Inline Rules + */ + +InlineLexer.rules = inline; + +/** + * Static Lexing/Compiling Method + */ + +InlineLexer.output = function(src, links, options) { + var inline = new InlineLexer(links, options); + return inline.output(src); +}; + +/** + * Lexing/Compiling + */ + +InlineLexer.prototype.output = function(src) { + var out = '' + , link + , text + , href + , cap; + + while (src) { + // escape + if (cap = this.rules.escape.exec(src)) { + src = src.substring(cap[0].length); + out += cap[1]; + continue; + } + + // url encoded mention + if (!this.inLink && this.options.mentions && (cap = this.rules.urlEncodedMention.exec(src))) { + src = src.substring(cap[0].length); + try { + var mention = decodeURIComponent(cap[2]) + } catch (e) { + var mention = cap[2] + } + out += this.renderer.mention(cap[1], mention) + } + + // mention + if (!this.inLink && this.options.mentions && (cap = this.rules.mention.exec(src))) { + src = src.substring(cap[0].length); + out += this.renderer.mention(cap[1], cap[2]) + continue; + } + + // hashtag + if (!this.inLink && this.options.hashtags && (cap = this.rules.hashtag.exec(src))) { + src = src.substring(cap[0].length); + out += this.renderer.hashtag(cap[1], cap[2]) + continue; + } + + // autolink + if (cap = this.rules.autolink.exec(src)) { + src = src.substring(cap[0].length); + if (cap[2] === '@') { + text = cap[1].charAt(6) === ':' + ? this.mangle(cap[1].substring(7)) + : this.mangle(cap[1]); + href = this.mangle('mailto:') + text; + } else { + text = escape(cap[1]); + href = text; + } + out += this.renderer.link(href, null, text); + continue; + } + + // url (gfm) + if (!this.inLink && (cap = this.rules.url.exec(src))) { + src = src.substring(cap[0].length); + text = escape(cap[1]); + href = text; + out += this.renderer.link(href, null, text); + continue; + } + + // tag + if (cap = this.rules.tag.exec(src)) { + if (!this.inLink && /^<a /i.test(cap[0])) { + this.inLink = true; + } else if (this.inLink && /^<\/a>/i.test(cap[0])) { + this.inLink = false; + } + src = src.substring(cap[0].length); + out += this.options.sanitize + ? escape(cap[0]) + : cap[0]; + continue; + } + + // link + if (cap = this.rules.link.exec(src)) { + src = src.substring(cap[0].length); + this.inLink = true; + out += this.outputLink(cap, { + href: cap[2], + title: cap[3] + }); + this.inLink = false; + continue; + } + + // reflink, nolink + if ((cap = this.rules.reflink.exec(src)) + || (cap = this.rules.nolink.exec(src))) { + src = src.substring(cap[0].length); + link = (cap[2] || cap[1]).replace(/\s+/g, ' '); + link = this.links[link.toLowerCase()]; + if (!link || !link.href) { + out += cap[0].charAt(0); + src = cap[0].substring(1) + src; + continue; + } + this.inLink = true; + out += this.outputLink(cap, link); + this.inLink = false; + continue; + } + + // strong + if (cap = this.rules.strong.exec(src)) { + src = src.substring(cap[0].length); + out += this.renderer.strong(this.output(cap[2] || cap[1])); + continue; + } + + // em + if (cap = this.rules.em.exec(src)) { + src = src.substring(cap[0].length); + out += this.renderer.em(this.output(cap[2] || cap[1])); + continue; + } + + // code + if (cap = this.rules.code.exec(src)) { + src = src.substring(cap[0].length); + out += this.renderer.codespan(escape(cap[2], true)); + continue; + } + + // br + if (cap = this.rules.br.exec(src)) { + src = src.substring(cap[0].length); + out += this.renderer.br(); + continue; + } + + // del (gfm) + if (cap = this.rules.del.exec(src)) { + src = src.substring(cap[0].length); + out += this.renderer.del(this.output(cap[1])); + continue; + } + + // emoji (gfm) + if (cap = this.rules.emoji.exec(src)) { + src = src.substring(cap[0].length); + out += this.emoji(cap[1]); + continue; + } + + // text + if (cap = this.rules.text.exec(src)) { + src = src.substring(cap[0].length); + out += escape(this.smartypants(cap[0])); + continue; + } + + if (src) { + throw new + Error('Infinite loop on byte: ' + src.charCodeAt(0)); + } + } + + return out; +}; + +/** + * Compile Link + */ + +InlineLexer.prototype.outputLink = function(cap, link) { + var href = simpleEscape(link.href) + , title = link.title ? escape(link.title) : null; + + return cap[0].charAt(0) !== '!' + ? this.renderer.link(href, title, this.output(cap[1])) + : this.renderer.image(href, title, escape(cap[1])); +}; + +/** + * Emoji Transformations + */ + +function emojiDefaultTemplate(emoji) { + return '<img src="' + + '/graphics/emojis/' + + encodeURIComponent(emoji) + + '.png"' + + ' alt=":' + + escape(emoji) + + ':"' + + ' title=":' + + escape(emoji) + + ':"' + + ' class="emoji" align="absmiddle" height="20" width="20">'; +} + +function getEmojiTemplate(options) { + if (options.emoji) { + if (typeof options.emoji === 'function') { + return options.emoji; + } + + if (typeof options.emoji === 'string') { + var emojiSplit = options.emoji.split(/\{emoji\}/g); + return function(emoji) { + return emojiSplit.join(emoji); + } + } + } + return emojiDefaultTemplate; +} + +InlineLexer.prototype.emojiTemplate = emojiDefaultTemplate; +InlineLexer.prototype.emoji = function (name) { + if (!this.options.emoji) return ':' + name + ':'; + + return this.emojiTemplate(name); +}; + +/** + * Smartypants Transformations + */ + +InlineLexer.prototype.smartypants = function(text) { + if (!this.options.smartypants) return text; + return text + // em-dashes + .replace(/--/g, '\u2014') + // opening singles + .replace(/(^|[-\u2014/(\[{"\s])'/g, '$1\u2018') + // closing singles & apostrophes + .replace(/'/g, '\u2019') + // opening doubles + .replace(/(^|[-\u2014/(\[{\u2018\s])"/g, '$1\u201c') + // closing doubles + .replace(/"/g, '\u201d') + // ellipses + .replace(/\.{3}/g, '\u2026'); +}; + +/** + * Mangle Links + */ + +InlineLexer.prototype.mangle = function(text) { + var out = '' + , l = text.length + , i = 0 + , ch; + + for (; i < l; i++) { + ch = text.charCodeAt(i); + if (Math.random() > 0.5) { + ch = 'x' + ch.toString(16); + } + out += '&#' + ch + ';'; + } + + return out; +}; + +/** + * Renderer + */ + +function Renderer(options) { + this.options = options || {}; +} + +Renderer.prototype.urltransform = function (url) { + if (this.options.sanitize) { + try { + var prot = decodeURIComponent(unescape(url)) + .replace(/[^\w:]/g, '') + .toLowerCase(); + } catch (e) { + return false; + } + if (prot.indexOf('javascript:') === 0) { + return false; + } + } + return url +} + +Renderer.prototype.code = function(code, lang, escaped) { + if (this.options.highlight) { + var out = this.options.highlight(code, lang); + if (out != null && out !== code) { + escaped = true; + code = out; + } + } + + if (!lang) { + return '<pre><code>' + + (escaped ? code : escape(code, true)) + + '\n</code></pre>'; + } + + return '<pre><code class="' + + this.options.langPrefix + + escape(lang, true) + + '">' + + (escaped ? code : escape(code, true)) + + '\n</code></pre>\n'; +}; + +Renderer.prototype.blockquote = function(quote) { + return '<blockquote>\n' + quote + '</blockquote>\n'; +}; + +Renderer.prototype.html = function(html) { + return html; +}; + +Renderer.prototype.heading = function(text, level, raw) { + return '<h' + + level + + ' id="' + + this.options.headerPrefix + + raw.toLowerCase().replace(/[^\w]+/g, '-') + + '">' + + text + + '</h' + + level + + '>\n'; +}; + +Renderer.prototype.hr = function() { + return this.options.xhtml ? '<hr/>\n' : '<hr>\n'; +}; + +Renderer.prototype.list = function(body, ordered, taskList) { + var type = ordered ? 'ol' : 'ul'; + var classes = taskList ? ' class="task-list"' : ''; + return '<' + type + classes + '>\n' + body + '</' + type + '>\n'; +}; + +Renderer.prototype.listitem = function(text, checked) { + if (checked === undefined) { + return '<li>' + text + '</li>\n'; + } + + return '<li class="task-list-item">' + + '<input type="checkbox" class="task-list-item-checkbox"' + + (checked ? ' checked' : '') + + '> ' + + text + + '</li>\n'; +}; + +Renderer.prototype.paragraph = function(text) { + return '<p>' + text + '</p>\n'; +}; + +Renderer.prototype.table = function(header, body) { + return '<table>\n' + + '<thead>\n' + + header + + '</thead>\n' + + '<tbody>\n' + + body + + '</tbody>\n' + + '</table>\n'; +}; + +Renderer.prototype.tablerow = function(content) { + return '<tr>\n' + content + '</tr>\n'; +}; + +Renderer.prototype.tablecell = function(content, flags) { + var type = flags.header ? 'th' : 'td'; + var tag = flags.align + ? '<' + type + ' style="text-align:' + flags.align + '">' + : '<' + type + '>'; + return tag + content + '</' + type + '>\n'; +}; + +// span level renderer +Renderer.prototype.strong = function(text) { + return '<strong>' + text + '</strong>'; +}; + +Renderer.prototype.em = function(text) { + return '<em>' + text + '</em>'; +}; + +Renderer.prototype.codespan = function(text) { + return '<code>' + text + '</code>'; +}; + +Renderer.prototype.br = function() { + return this.options.xhtml ? '<br/>' : '<br>'; +}; + +Renderer.prototype.del = function(text) { + return '<del>' + text + '</del>'; +}; + +Renderer.prototype.link = function(href, title, text) { + href = this.urltransform(href) + var out + if (href !== false) + out = '<a href="' + href + '"'; + else + out = '<a class="bad"' + if (title) { + out += ' title="' + title + '"'; + } + out += '>' + text + '</a>'; + return out; +}; + +Renderer.prototype.image = function(href, title, text) { + var out = '<img src="' + href + '" alt="' + text + '"'; + if (title) { + out += ' title="' + title + '"'; + } + out += this.options.xhtml ? '/>' : '>'; + return out; +}; + + +Renderer.prototype.mention = function(preceding, id) { + var href = this.urltransform(id) + + // shorten the id if it appears to be the full length + if ((id.charAt(0) == '&' || id.charAt(0) == '@' || id.charAt(0) == '%') && id.length > 50) + id = id.slice(0, 8) + '...' + + if (href === false) + return (preceding||'')+'<a class="bad">'+escape(id)+'</a>' + return (preceding||'')+'<a href="'+simpleEscape(href)+'">'+escape(id)+'</a>' +} + + +Renderer.prototype.hashtag = function(preceding, tag) { + var href = this.urltransform(tag) + if (href === false) + return (preceding||'')+'<a class="bad">'+escape(tag)+'</a>' + return (preceding||'')+'<a href="'+escape(href)+'">'+escape(tag)+'</a>' +} + + +/** + * Parsing & Compiling + */ + +function Parser(options) { + this.tokens = []; + this.token = null; + this.options = options || marked.defaults; + this.options.renderer = this.options.renderer || new Renderer; + this.renderer = this.options.renderer; + this.renderer.options = this.options; +} + +/** + * Static Parse Method + */ + +Parser.parse = function(src, options, renderer) { + var parser = new Parser(options, renderer); + return parser.parse(src); +}; + +/** + * Parse Loop + */ + +Parser.prototype.parse = function(src) { + this.inline = new InlineLexer(src.links, this.options, this.renderer); + this.tokens = src.reverse(); + + var out = ''; + while (this.next()) { + out += this.tok(); + } + + return out; +}; + +/** + * Next Token + */ + +Parser.prototype.next = function() { + return this.token = this.tokens.pop(); +}; + +/** + * Preview Next Token + */ + +Parser.prototype.peek = function() { + return this.tokens[this.tokens.length - 1] || 0; +}; + +/** + * Parse Text Tokens + */ + +Parser.prototype.parseText = function() { + var body = this.token.text; + + while (this.peek().type === 'text') { + body += '\n' + this.next().text; + } + + return this.inline.output(body); +}; + +/** + * Parse Current Token + */ + +Parser.prototype.tok = function() { + switch (this.token.type) { + case 'space': { + return ''; + } + case 'hr': { + return this.renderer.hr(); + } + case 'heading': { + return this.renderer.heading( + this.inline.output(this.token.text), + this.token.depth, + this.token.text); + } + case 'code': { + return this.renderer.code(this.token.text, + this.token.lang, + this.token.escaped); + } + case 'table': { + var header = '' + , body = '' + , i + , row + , cell + , flags + , j; + + // header + cell = ''; + for (i = 0; i < this.token.header.length; i++) { + flags = { header: true, align: this.token.align[i] }; + cell += this.renderer.tablecell( + this.inline.output(this.token.header[i]), + { header: true, align: this.token.align[i] } + ); + } + header += this.renderer.tablerow(cell); + + for (i = 0; i < this.token.cells.length; i++) { + row = this.token.cells[i]; + + cell = ''; + for (j = 0; j < row.length; j++) { + cell += this.renderer.tablecell( + this.inline.output(row[j]), + { header: false, align: this.token.align[j] } + ); + } + + body += this.renderer.tablerow(cell); + } + return this.renderer.table(header, body); + } + case 'blockquote_start': { + var body = ''; + + while (this.next().type !== 'blockquote_end') { + body += this.tok(); + } + + return this.renderer.blockquote(body); + } + case 'list_start': { + var body = '' + , taskList = false + , ordered = this.token.ordered; + + while (this.next().type !== 'list_end') { + if (this.token.checked !== undefined) { + taskList = true; + } + + body += this.tok(); + } + + return this.renderer.list(body, ordered, taskList); + } + case 'list_item_start': { + var body = '' + , checked = this.token.checked; + + while (this.next().type !== 'list_item_end') { + body += this.token.type === 'text' + ? this.parseText() + : this.tok(); + } + + return this.renderer.listitem(body, checked); + } + case 'loose_item_start': { + var body = ''; + + while (this.next().type !== 'list_item_end') { + body += this.tok(); + } + + return this.renderer.listitem(body, checked); + } + case 'html': { + var html = !this.token.pre && !this.options.pedantic + ? this.inline.output(this.token.text) + : this.token.text; + return this.renderer.html(html); + } + case 'paragraph': { + return this.renderer.paragraph(this.inline.output(this.token.text)); + } + case 'text': { + return this.renderer.paragraph(this.parseText()); + } + } +}; + +/** + * Helpers + */ + +function escape(html, encode) { + return html + .replace(!encode ? /&(?!#?\w+;)/g : /&/g, '&') + .replace(/</g, '<') + .replace(/>/g, '>') + .replace(/"/g, '"') + .replace(/'/g, '''); +} +function simpleEscape(html) { + return html + .replace(/</g, '<') + .replace(/>/g, '>'); +} + +function unescape(html) { + return html.replace(/&([#\w]+);/g, function(_, n) { + n = n.toLowerCase(); + if (n === 'colon') return ':'; + if (n.charAt(0) === '#') { + return n.charAt(1) === 'x' + ? String.fromCharCode(parseInt(n.substring(2), 16)) + : String.fromCharCode(+n.substring(1)); + } + return ''; + }); +} + +function replace(regex, opt) { + regex = regex.source; + opt = opt || ''; + return function self(name, val) { + if (!name) return new RegExp(regex, opt); + val = val.source || val; + val = val.replace(/(^|[^\[])\^/g, '$1'); + regex = regex.replace(name, val); + return self; + }; +} + +function noop() {} +noop.exec = noop; + +function merge(obj) { + var i = 1 + , target + , key; + + for (; i < arguments.length; i++) { + target = arguments[i]; + for (key in target) { + if (Object.prototype.hasOwnProperty.call(target, key)) { + obj[key] = target[key]; + } + } + } + + return obj; +} + + +/** + * Marked + */ + +function marked(src, opt, callback) { + if (callback || typeof opt === 'function') { + if (!callback) { + callback = opt; + opt = null; + } + + opt = merge({}, marked.defaults, opt || {}); + + var highlight = opt.highlight + , tokens + , pending + , i = 0; + + try { + tokens = Lexer.lex(src, opt) + } catch (e) { + return callback(e); + } + + pending = tokens.length; + + var done = function(err) { + if (err) { + opt.highlight = highlight; + return callback(err); + } + + var out; + + try { + out = Parser.parse(tokens, opt); + } catch (e) { + err = e; + } + + opt.highlight = highlight; + + return err + ? callback(err) + : callback(null, out); + }; + + if (!highlight || highlight.length < 3) { + return done(); + } + + delete opt.highlight; + + if (!pending) return done(); + + for (; i < tokens.length; i++) { + (function(token) { + if (token.type !== 'code') { + return --pending || done(); + } + return highlight(token.text, token.lang, function(err, code) { + if (err) return done(err); + if (code == null || code === token.text) { + return --pending || done(); + } + token.text = code; + token.escaped = true; + --pending || done(); + }); + })(tokens[i]); + } + + return; + } + try { + if (opt) opt = merge({}, marked.defaults, opt); + return Parser.parse(Lexer.lex(src, opt), opt); + } catch (e) { + e.message += '\nPlease report this to https://github.com/chjj/marked.'; + if ((opt || marked.defaults).silent) { + return '<p>An error occured:</p><pre>' + + escape(e.message + '', true) + + '</pre>'; + } + throw e; + } +} + +/** + * Options + */ + +marked.options = +marked.setOptions = function(opt) { + merge(marked.defaults, opt); + return marked; +}; + +marked.defaults = { + gfm: true, + emoji: false, + mentions: true, + hashtags: true, + tables: true, + breaks: false, + pedantic: false, + sanitize: false, + smartLists: false, + silent: false, + highlight: null, + langPrefix: 'lang-', + smartypants: false, + headerPrefix: '', + renderer: new Renderer, + xhtml: false, + mentionNames: null +}; + +/** + * Expose + */ + +marked.Parser = Parser; +marked.parser = Parser.parse; + +marked.Renderer = Renderer; + +marked.Lexer = Lexer; +marked.lexer = Lexer.lex; + +marked.InlineLexer = InlineLexer; +marked.inlineLexer = InlineLexer.output; + +marked.parse = marked; + +if (typeof module !== 'undefined' && typeof exports === 'object') { + module.exports = marked; +} else if (typeof define === 'function' && define.amd) { + define(function() { return marked; }); +} else { + this.marked = marked; +} + +}).call(function() { + return this || (typeof window !== 'undefined' ? window : global); +}()); |