summaryrefslogtreecommitdiff
path: root/js/lib/html.js
diff options
context:
space:
mode:
Diffstat (limited to 'js/lib/html.js')
-rw-r--r--js/lib/html.js246
1 files changed, 0 insertions, 246 deletions
diff --git a/js/lib/html.js b/js/lib/html.js
deleted file mode 100644
index 74a854c..0000000
--- a/js/lib/html.js
+++ /dev/null
@@ -1,246 +0,0 @@
-"use strict";
-
-var escapeXml = require('./common').escapeXml;
-
-// Helper function to produce an HTML tag.
-var tag = function(name, attrs, selfclosing) {
- var result = '<' + name;
- if (attrs && attrs.length > 0) {
- var i = 0;
- var attrib;
- while ((attrib = attrs[i]) !== undefined) {
- result += ' ' + attrib[0] + '="' + attrib[1] + '"';
- i++;
- }
- }
- if (selfclosing) {
- result += ' /';
- }
-
- result += '>';
- return result;
-};
-
-var reHtmlTag = /\<[^>]*\>/;
-
-var renderNodes = function(block) {
-
- var attrs;
- var info_words;
- var tagname;
- var walker = block.walker();
- var event, node, entering;
- var buffer = "";
- var lastOut = "\n";
- var disableTags = 0;
- var grandparent;
- var out = function(s) {
- if (disableTags > 0) {
- buffer += s.replace(reHtmlTag, '');
- } else {
- buffer += s;
- }
- lastOut = s;
- };
- var esc = this.escape;
- var cr = function() {
- if (lastOut !== '\n') {
- buffer += '\n';
- lastOut = '\n';
- }
- };
-
- var options = this.options;
-
- if (options.time) { console.time("rendering"); }
-
- while ((event = walker.next())) {
- entering = event.entering;
- node = event.node;
-
- attrs = [];
- if (options.sourcepos) {
- var pos = node.sourcepos;
- if (pos) {
- attrs.push(['data-sourcepos', String(pos[0][0]) + ':' +
- String(pos[0][1]) + '-' + String(pos[1][0]) + ':' +
- String(pos[1][1])]);
- }
- }
-
- switch (node.type) {
- case 'Text':
- out(esc(node.literal, false));
- break;
-
- case 'Softbreak':
- out(this.softbreak);
- break;
-
- case 'Hardbreak':
- out(tag('br', [], true));
- cr();
- break;
-
- case 'Emph':
- out(tag(entering ? 'em' : '/em'));
- break;
-
- case 'Strong':
- out(tag(entering ? 'strong' : '/strong'));
- break;
-
- case 'Html':
- out(node.literal);
- break;
-
- case 'Link':
- if (entering) {
- attrs.push(['href', esc(node.destination, true)]);
- if (node.title) {
- attrs.push(['title', esc(node.title, true)]);
- }
- out(tag('a', attrs));
- } else {
- out(tag('/a'));
- }
- break;
-
- case 'Image':
- if (entering) {
- if (disableTags === 0) {
- out('<img src="' + esc(node.destination, true) +
- '" alt="');
- }
- disableTags += 1;
- } else {
- disableTags -= 1;
- if (disableTags === 0) {
- if (node.title) {
- out('" title="' + esc(node.title, true));
- }
- out('" />');
- }
- }
- break;
-
- case 'Code':
- out(tag('code') + esc(node.literal, false) + tag('/code'));
- break;
-
- case 'Document':
- break;
-
- case 'Paragraph':
- grandparent = node.parent.parent;
- if (grandparent !== null &&
- grandparent.type === 'List') {
- if (grandparent.listTight) {
- break;
- }
- }
- if (entering) {
- cr();
- out(tag('p', attrs));
- } else {
- out(tag('/p'));
- cr();
- }
- break;
-
- case 'BlockQuote':
- if (entering) {
- cr();
- out(tag('blockquote', attrs));
- cr();
- } else {
- cr();
- out(tag('/blockquote'));
- cr();
- }
- break;
-
- case 'Item':
- if (entering) {
- out(tag('li', attrs));
- } else {
- out(tag('/li'));
- cr();
- }
- break;
-
- case 'List':
- tagname = node.listType === 'Bullet' ? 'ul' : 'ol';
- if (entering) {
- var start = node.listStart;
- if (start && start > 1) {
- attrs.push(['start', start.toString()]);
- }
- cr();
- out(tag(tagname, attrs));
- cr();
- } else {
- cr();
- out(tag('/' + tagname));
- cr();
- }
- break;
-
- case 'Header':
- tagname = 'h' + node.level;
- if (entering) {
- cr();
- out(tag(tagname, attrs));
- } else {
- out(tag('/' + tagname));
- cr();
- }
- break;
-
- case 'CodeBlock':
- info_words = node.info ? node.info.split(/ +/) : [];
- if (info_words.length > 0 && info_words[0].length > 0) {
- attrs.push(['class', 'language-' + esc(info_words[0], true)]);
- }
- cr();
- out(tag('pre') + tag('code', attrs));
- out(esc(node.literal, false));
- out(tag('/code') + tag('/pre'));
- cr();
- break;
-
- case 'HtmlBlock':
- cr();
- out(node.literal);
- cr();
- break;
-
- case 'HorizontalRule':
- cr();
- out(tag('hr', attrs, true));
- cr();
- break;
-
- default:
- throw "Unknown node type " + node.type;
- }
-
- }
- if (options.time) { console.timeEnd("rendering"); }
- return buffer;
-};
-
-// The HtmlRenderer object.
-function HtmlRenderer(options){
- return {
- // default options:
- softbreak: '\n', // by default, soft breaks are rendered as newlines in HTML
- // set to "<br />" to make them hard breaks
- // set to " " if you want to ignore line wrapping in source
- escape: escapeXml,
- options: options || {},
- render: renderNodes
- };
-}
-
-module.exports = HtmlRenderer;