mirror of git://git.qorg11.net/kill9.git
Added unofuscated prettify lib
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qorg11
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prettify.js
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prettify.js
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// Copyright (C) 2013 Google Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// Looks at query parameters to decide which language handlers and style-sheets
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// to load.
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// Query Parameter Format Effect Default
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// +------------------+---------------+------------------------------+--------+
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// | autorun= | true | false | If true then prettyPrint() | "true" |
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// | | | is called on page load. | |
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// +------------------+---------------+------------------------------+--------+
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// | lang= | language name | Loads the language handler | Can |
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// | | | named "lang-<NAME>.js". | appear |
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// | | | See available handlers at | many |
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// | | | http://code.google.com/p/ | times. |
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// | | | google-code-prettify/source/ | |
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// | | | browse/trunk/src | |
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// +------------------+---------------+------------------------------+--------+
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// | skin= | skin name | Loads the skin stylesheet | none. |
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// | | | named "<NAME>.css". | |
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// | | | http://code.google.com/p/ | |
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// | | | google-code-prettify/source/ | |
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// | | | browse/trunk/styles | |
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// +------------------+---------------+------------------------------+--------+
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// | callback= | JS identifier | When "prettyPrint" finishes | none |
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// | | | window.exports[js_ident] is | |
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// | | | called. | |
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// | | | The callback must be under | |
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// | | | exports to reduce the risk | |
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// | | | of XSS via query parameter | |
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// | | | injection. | |
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// +------------------+---------------+------------------------------+--------+
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// Exmaples
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// .../prettify.js?lang=css&skin=sunburst
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// 1. Loads the CSS language handler which can be used to prettify CSS
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// stylesheets, HTML <style> element bodies and style="..." attributes
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// values.
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// 2. Loads the sunburst.css stylesheet instead of the default prettify.css
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// stylesheet.
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// A gallery of stylesheets is available at
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// https://google-code-prettify.googlecode.com/svn/trunk/styles/index.html
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// 3. Since autorun=false is not specified, calls prettyPrint() on page load.
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(function () {
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"use strict";
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var win = window;
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var setTimeout = win.setTimeout;
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var doc = document;
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var root = doc.documentElement;
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var head = doc['head'] || doc.getElementsByTagName("head")[0] || root;
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// From http://javascript.nwbox.com/ContentLoaded/contentloaded.js
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// Author: Diego Perini (diego.perini at gmail.com)
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// Summary: cross-browser wrapper for DOMContentLoaded
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// Updated: 20101020
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// License: MIT
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// Version: 1.2
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function contentLoaded(callback) {
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var addEventListener = doc['addEventListener'];
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var done = false, top = true,
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add = addEventListener ? 'addEventListener' : 'attachEvent',
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rem = addEventListener ? 'removeEventListener' : 'detachEvent',
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pre = addEventListener ? '' : 'on',
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init = function(e) {
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if (e.type == 'readystatechange' && doc.readyState != 'complete') {
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return;
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}
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(e.type == 'load' ? win : doc)[rem](pre + e.type, init, false);
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if (!done && (done = true)) { callback.call(win, e.type || e); }
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},
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poll = function() {
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try {
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root.doScroll('left');
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} catch(e) {
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setTimeout(poll, 50);
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return;
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}
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init('poll');
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};
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if (doc.readyState == 'complete') {
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callback.call(win, 'lazy');
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} else {
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if (doc.createEventObject && root.doScroll) {
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try { top = !win.frameElement; } catch(e) { }
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if (top) { poll(); }
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}
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doc[add](pre + 'DOMContentLoaded', init, false);
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doc[add](pre + 'readystatechange', init, false);
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win[add](pre + 'load', init, false);
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}
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}
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// Given a list of URLs to stylesheets, loads the first that loads without
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// triggering an error event.
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function loadStylesheetsFallingBack(stylesheets) {
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var n = stylesheets.length;
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function load(i) {
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if (i === n) { return; }
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var link = doc.createElement('link');
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link.rel = 'stylesheet';
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link.type = 'text/css';
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if (i + 1 < n) {
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// http://pieisgood.org/test/script-link-events/ indicates that many
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// versions of IE do not support onerror on <link>s, though
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// http://msdn.microsoft.com/en-us/library/ie/ms535848(v=vs.85).aspx
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// indicates that recent IEs do support error.
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link.error = link.onerror = function () { load(i + 1); };
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}
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link.href = stylesheets[i];
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head.appendChild(link);
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}
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load(0);
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}
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var scriptQuery = '';
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// Look for the <script> node that loads this script to get its parameters.
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// This starts looking at the end instead of just considering the last
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// because deferred and async scripts run out of order.
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// If the script is loaded twice, then this will run in reverse order.
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for (var scripts = doc.scripts, i = scripts.length; --i >= 0;) {
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var script = scripts[i];
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var match = script.src.match(
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/^[^?#]*\/run_prettify\.js(\?[^#]*)?(?:#.*)?$/);
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if (match) {
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scriptQuery = match[1] || '';
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// Remove the script from the DOM so that multiple runs at least run
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// multiple times even if parameter sets are interpreted in reverse
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// order.
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script.parentNode.removeChild(script);
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break;
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}
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}
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// Pull parameters into local variables.
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var autorun = true;
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var langs = [];
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var skins = [];
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var callbacks = [];
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scriptQuery.replace(
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/[?&]([^&=]+)=([^&]+)/g,
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function (_, name, value) {
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value = decodeURIComponent(value);
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name = decodeURIComponent(name);
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if (name == 'autorun') { autorun = !/^[0fn]/i.test(value); } else
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if (name == 'lang') { langs.push(value); } else
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if (name == 'skin') { skins.push(value); } else
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if (name == 'callback') { callbacks.push(value); }
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});
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// Use https to avoid mixed content warnings in client pages and to
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// prevent a MITM from rewrite prettify mid-flight.
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// This only works if this script is loaded via https : something
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// over which we exercise no control.
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var LOADER_BASE_URL =
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'/pub/style/prettify';
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for (var i = 0, n = langs.length; i < n; ++i) (function (lang) {
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var script = doc.createElement("script");
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// Excerpted from jQuery.ajaxTransport("script") to fire events when
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// a script is finished loading.
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// Attach handlers for each script
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script.onload = script.onerror = script.onreadystatechange = function () {
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if (script && (
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!script.readyState || /loaded|complete/.test(script.readyState))) {
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// Handle memory leak in IE
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script.onerror = script.onload = script.onreadystatechange = null;
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--pendingLanguages;
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checkPendingLanguages();
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// Remove the script
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if (script.parentNode) {
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script.parentNode.removeChild(script);
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}
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script = null;
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}
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};
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script.type = 'text/javascript';
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script.src = LOADER_BASE_URL
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+ '/lang-' + encodeURIComponent(langs[i]) + '.js';
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// Circumvent IE6 bugs with base elements (#2709 and #4378) by prepending
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head.insertBefore(script, head.firstChild);
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})(langs[i]);
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var pendingLanguages = langs.length;
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function checkPendingLanguages() {
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if (!pendingLanguages) {
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setTimeout(onLangsLoaded, 0);
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}
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}
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var skinUrls = [];
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for (var i = 0, n = skins.length; i < n; ++i) {
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skinUrls.push(LOADER_BASE_URL
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+ '/skins/' + encodeURIComponent(skins[i]) + '.css');
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}
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skinUrls.push(LOADER_BASE_URL + '/prettify.css');
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loadStylesheetsFallingBack(skinUrls);
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var prettyPrint = (function () {
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include("prettify.js");
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return prettyPrint;
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})();
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// If this script is deferred or async and the document is already
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// loaded we need to wait for language handlers to load before performing
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// any autorun.
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function onLangsLoaded() {
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if (autorun) {
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contentLoaded(
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function () {
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var n = callbacks.length;
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var callback = n ? function () {
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for (var i = 0; i < n; ++i) {
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(function (i) {
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setTimeout(
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function () {
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win['exports'][callbacks[i]].apply(win, arguments);
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}, 0);
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})(i);
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}
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} : void 0;
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prettyPrint(callback);
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});
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}
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}
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checkPendingLanguages();
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}());
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