4f68a0933c
fixed the resizable text area with IE problem fixed the ad space with IE problem merged the 7.2.0 and 7.1.4 change logs
735 lines
21 KiB
JavaScript
735 lines
21 KiB
JavaScript
/**
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* Code Syntax Highlighter.
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* Version 1.3.0
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* Copyright (C) 2004 Alex Gorbatchev.
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* http://www.dreamprojections.com/syntaxhighlighter/
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*
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* This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General
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* Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option)
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* any later version.
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*
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* This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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//
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// create namespaces
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//
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var dp = {
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sh : // dp.sh
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{
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Utils : {}, // dp.sh.Utils
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Brushes : {}, // dp.sh.Brushes
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Strings : {},
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Version : '1.3.0'
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}
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};
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dp.sh.Strings = {
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AboutDialog : '<html><head><title>About...</title></head><body class="dp-about"><table cellspacing="0"><tr><td class="copy"><p class="title">dp.SyntaxHighlighter</div><div class="para">Version: {V}</p><p><a href="http://www.dreamprojections.com/syntaxhighlighter/?ref=about" target="_blank">http://www.dreamprojections.com/SyntaxHighlighter</a></p>©2004-2005 Alex Gorbatchev. All right reserved.</td></tr><tr><td class="footer"><input type="button" class="close" value="OK" onClick="window.close()"/></td></tr></table></body></html>',
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// tools
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ExpandCode : '+ expand code',
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ViewPlain : 'view plain',
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Print : 'print',
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CopyToClipboard : 'copy to clipboard',
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About : '?',
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CopiedToClipboard : 'The code is in your clipboard now.'
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};
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dp.SyntaxHighlighter = dp.sh;
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//
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// Dialog and toolbar functions
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//
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dp.sh.Utils.Expand = function(sender)
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{
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var table = sender;
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var span = sender;
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// find the span in which the text label and pipe contained so we can hide it
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while(span != null && span.tagName != 'SPAN')
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span = span.parentNode;
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// find the table
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while(table != null && table.tagName != 'TABLE')
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table = table.parentNode;
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// remove the 'expand code' button
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span.parentNode.removeChild(span);
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table.tBodies[0].className = 'show';
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table.parentNode.style.height = '100%'; // containing div isn't getting updated properly when the TBODY is shown
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}
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// opens a new windows and puts the original unformatted source code inside.
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dp.sh.Utils.ViewSource = function(sender)
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{
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var code = sender.parentNode.originalCode;
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var wnd = window.open('', '_blank', 'width=750, height=400, location=0, resizable=1, menubar=0, scrollbars=1');
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code = code.replace(/</g, '<');
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wnd.document.write('<pre>' + code + '</pre>');
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wnd.document.close();
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}
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// copies the original source code in to the clipboard (IE only)
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dp.sh.Utils.ToClipboard = function(sender)
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{
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var code = sender.parentNode.originalCode;
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// This works only for IE. There's a way to make it work with Mozilla as well,
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// but it requires security settings changed on the client, which isn't by
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// default, so 99% of users won't have it working anyways.
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if(window.clipboardData)
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{
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window.clipboardData.setData('text', code);
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alert(dp.sh.Strings.CopiedToClipboard);
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}
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}
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// creates an invisible iframe, puts the original source code inside and prints it
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dp.sh.Utils.PrintSource = function(sender)
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{
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var td = sender.parentNode;
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var code = td.processedCode;
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var iframe = document.createElement('IFRAME');
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var doc = null;
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var wnd =
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// this hides the iframe
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iframe.style.cssText = 'position:absolute; width:0px; height:0px; left:-5px; top:-5px;';
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td.appendChild(iframe);
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doc = iframe.contentWindow.document;
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code = code.replace(/</g, '<');
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doc.open();
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doc.write('<pre>' + code + '</pre>');
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doc.close();
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iframe.contentWindow.focus();
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iframe.contentWindow.print();
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td.removeChild(iframe);
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}
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dp.sh.Utils.About = function()
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{
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var wnd = window.open('', '_blank', 'dialog,width=320,height=150,scrollbars=0');
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var doc = wnd.document;
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var styles = document.getElementsByTagName('style');
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var links = document.getElementsByTagName('link');
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doc.write(dp.sh.Strings.AboutDialog.replace('{V}', dp.sh.Version));
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// copy over ALL the styles from the parent page
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for(var i = 0; i < styles.length; i++)
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doc.write('<style>' + styles[i].innerHTML + '</style>');
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for(var i = 0; i < links.length; i++)
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if(links[i].rel.toLowerCase() == 'stylesheet')
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doc.write('<link type="text/css" rel="stylesheet" href="' + links[i].href + '"></link>');
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doc.close();
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wnd.focus();
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}
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//
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// Match object
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//
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dp.sh.Match = function(value, index, css)
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{
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this.value = value;
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this.index = index;
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this.length = value.length;
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this.css = css;
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}
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//
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// Highlighter object
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//
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dp.sh.Highlighter = function()
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{
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this.addGutter = true;
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this.addControls = true;
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this.collapse = false;
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this.tabsToSpaces = true;
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}
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// static callback for the match sorting
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dp.sh.Highlighter.SortCallback = function(m1, m2)
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{
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// sort matches by index first
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if(m1.index < m2.index)
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return -1;
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else if(m1.index > m2.index)
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return 1;
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else
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{
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// if index is the same, sort by length
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if(m1.length < m2.length)
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return -1;
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else if(m1.length > m2.length)
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return 1;
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}
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return 0;
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}
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// gets a list of all matches for a given regular expression
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dp.sh.Highlighter.prototype.GetMatches = function(regex, css)
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{
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var index = 0;
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var match = null;
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while((match = regex.exec(this.code)) != null)
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{
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this.matches[this.matches.length] = new dp.sh.Match(match[0], match.index, css);
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}
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}
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dp.sh.Highlighter.prototype.AddBit = function(str, css)
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{
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var span = document.createElement('span');
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str = str.replace(/&/g, '&');
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str = str.replace(/ /g, ' ');
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str = str.replace(/</g, '<');
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str = str.replace(/\n/gm, ' <br>');
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// when adding a piece of code, check to see if it has line breaks in it
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// and if it does, wrap individual line breaks with span tags
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if(css != null)
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{
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var regex = new RegExp('<br>', 'gi');
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if(regex.test(str))
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{
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var lines = str.split(' <br>');
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str = '';
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for(var i = 0; i < lines.length; i++)
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{
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span = document.createElement('SPAN');
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span.className = css;
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span.innerHTML = lines[i];
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this.div.appendChild(span);
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// don't add a <BR> for the last line
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if(i + 1 < lines.length)
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this.div.appendChild(document.createElement('BR'));
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}
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}
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else
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{
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span.className = css;
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span.innerHTML = str;
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this.div.appendChild(span);
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}
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}
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else
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{
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span.innerHTML = str;
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this.div.appendChild(span);
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}
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}
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// checks if one match is inside any other match
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dp.sh.Highlighter.prototype.IsInside = function(match)
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{
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if(match == null || match.length == 0)
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return;
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for(var i = 0; i < this.matches.length; i++)
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{
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var c = this.matches[i];
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if(c == null)
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continue;
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if((match.index > c.index) && (match.index <= c.index + c.length))
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return true;
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}
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return false;
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}
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dp.sh.Highlighter.prototype.ProcessRegexList = function()
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{
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for(var i = 0; i < this.regexList.length; i++)
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this.GetMatches(this.regexList[i].regex, this.regexList[i].css);
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}
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dp.sh.Highlighter.prototype.ProcessSmartTabs = function(code)
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{
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var lines = code.split('\n');
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var result = '';
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var tabSize = 4;
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var tab = '\t';
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// This function inserts specified amount of spaces in the string
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// where a tab is while removing that given tab.
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function InsertSpaces(line, pos, count)
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{
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var left = line.substr(0, pos);
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var right = line.substr(pos + 1, line.length); // pos + 1 will get rid of the tab
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var spaces = '';
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for(var i = 0; i < count; i++)
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spaces += ' ';
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return left + spaces + right;
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}
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// This function process one line for 'smart tabs'
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function ProcessLine(line, tabSize)
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{
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if(line.indexOf(tab) == -1)
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return line;
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var pos = 0;
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while((pos = line.indexOf(tab)) != -1)
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{
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// This is pretty much all there is to the 'smart tabs' logic.
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// Based on the position within the line and size of a tab,
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// calculate the amount of spaces we need to insert.
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var spaces = tabSize - pos % tabSize;
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line = InsertSpaces(line, pos, spaces);
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}
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return line;
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}
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// Go through all the lines and do the 'smart tabs' magic.
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for(var i = 0; i < lines.length; i++)
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result += ProcessLine(lines[i], tabSize) + '\n';
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return result;
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}
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dp.sh.Highlighter.prototype.SwitchToTable = function()
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{
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// thanks to Lachlan Donald from SitePoint.com for this <br/> tag fix.
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var html = this.div.innerHTML.replace(/<(br)\/?>/gi, '\n');
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var lines = html.split('\n');
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var row = null;
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var cell = null;
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var tBody = null;
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var html = '';
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var pipe = ' | ';
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// creates an anchor to a utility
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function UtilHref(util, text)
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{
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return '<a href="#" onclick="dp.sh.Utils.' + util + '(this); return false;">' + text + '</a>';
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}
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tBody = document.createElement('TBODY'); // can be created and all others go to tBodies collection.
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this.table.appendChild(tBody);
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if(this.addGutter == true)
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{
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row = tBody.insertRow(-1);
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cell = row.insertCell(-1);
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cell.className = 'tools-corner';
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}
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if(this.addControls == true)
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{
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var tHead = document.createElement('THEAD'); // controls will be placed in here
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this.table.appendChild(tHead);
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row = tHead.insertRow(-1);
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// add corner if there's a gutter
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if(this.addGutter == true)
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{
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cell = row.insertCell(-1);
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cell.className = 'tools-corner';
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}
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cell = row.insertCell(-1);
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// preserve some variables for the controls
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cell.originalCode = this.originalCode;
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cell.processedCode = this.code;
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cell.className = 'tools';
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if(this.collapse == true)
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{
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tBody.className = 'hide';
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cell.innerHTML += '<span><b>' + UtilHref('Expand', dp.sh.Strings.ExpandCode) + '</b>' + pipe + '</span>';
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}
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cell.innerHTML += UtilHref('ViewSource', dp.sh.Strings.ViewPlain) + pipe + UtilHref('PrintSource', dp.sh.Strings.Print);
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// IE has this clipboard object which is easy enough to use
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if(window.clipboardData)
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cell.innerHTML += pipe + UtilHref('ToClipboard', dp.sh.Strings.CopyToClipboard);
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cell.innerHTML += pipe + UtilHref('About', dp.sh.Strings.About);
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}
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for(var i = 0, lineIndex = this.firstLine; i < lines.length - 1; i++, lineIndex++)
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{
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row = tBody.insertRow(-1);
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if(this.addGutter == true)
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{
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cell = row.insertCell(-1);
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cell.className = 'gutter';
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cell.innerHTML = lineIndex;
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}
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cell = row.insertCell(-1);
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cell.className = 'line' + (i % 2 + 1); // uses .line1 and .line2 css styles for alternating lines
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cell.innerHTML = lines[i];
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}
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this.div.innerHTML = '';
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}
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dp.sh.Highlighter.prototype.Highlight = function(code)
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{
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function Trim(str)
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{
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return str.replace(/^\s*(.*?)[\s\n]*$/g, '$1');
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}
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function Chop(str)
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{
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return str.replace(/\n*$/, '').replace(/^\n*/, '');
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}
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function Unindent(str)
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{
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var lines = str.split('\n');
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var indents = new Array();
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var regex = new RegExp('^\\s*', 'g');
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var min = 1000;
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// go through every line and check for common number of indents
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for(var i = 0; i < lines.length && min > 0; i++)
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{
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if(Trim(lines[i]).length == 0)
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continue;
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var matches = regex.exec(lines[i]);
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if(matches != null && matches.length > 0)
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min = Math.min(matches[0].length, min);
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}
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// trim minimum common number of white space from the begining of every line
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if(min > 0)
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for(var i = 0; i < lines.length; i++)
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lines[i] = lines[i].substr(min);
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return lines.join('\n');
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}
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// This function returns a portions of the string from pos1 to pos2 inclusive
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function Copy(string, pos1, pos2)
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{
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return string.substr(pos1, pos2 - pos1);
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}
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var pos = 0;
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this.originalCode = code;
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this.code = Chop(Unindent(code));
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this.div = document.createElement('DIV');
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this.table = document.createElement('TABLE');
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this.matches = new Array();
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if(this.CssClass != null)
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this.table.className = this.CssClass;
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// replace tabs with spaces
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if(this.tabsToSpaces == true)
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this.code = this.ProcessSmartTabs(this.code);
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this.table.border = 0;
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this.table.cellSpacing = 0;
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this.table.cellPadding = 0;
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this.ProcessRegexList();
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// if no matches found, add entire code as plain text
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if(this.matches.length == 0)
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{
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this.AddBit(this.code, null);
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this.SwitchToTable();
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return;
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}
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// sort the matches
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this.matches = this.matches.sort(dp.sh.Highlighter.SortCallback);
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// The following loop checks to see if any of the matches are inside
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// of other matches. This process would get rid of highligting strings
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// inside comments, keywords inside strings and so on.
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for(var i = 0; i < this.matches.length; i++)
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if(this.IsInside(this.matches[i]))
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this.matches[i] = null;
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// Finally, go through the final list of matches and pull the all
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// together adding everything in between that isn't a match.
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for(var i = 0; i < this.matches.length; i++)
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{
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var match = this.matches[i];
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if(match == null || match.length == 0)
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continue;
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this.AddBit(Copy(this.code, pos, match.index), null);
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this.AddBit(match.value, match.css);
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pos = match.index + match.length;
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}
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this.AddBit(this.code.substr(pos), null);
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this.SwitchToTable();
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}
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dp.sh.Highlighter.prototype.GetKeywords = function(str)
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{
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return '\\b' + str.replace(/ /g, '\\b|\\b') + '\\b';
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}
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// highlightes all elements identified by name and gets source code from specified property
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dp.sh.HighlightAll = function(name, showGutter /* optional */, showControls /* optional */, collapseAll /* optional */, firstLine /* optional */)
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{
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function FindValue()
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{
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var a = arguments;
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for(var i = 0; i < a.length; i++)
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{
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if(a[i] == null)
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continue;
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if(typeof(a[i]) == 'string' && a[i] != '')
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return a[i] + '';
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if(typeof(a[i]) == 'object' && a[i].value != '')
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return a[i].value + '';
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}
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return null;
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}
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function IsOptionSet(value, list)
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{
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for(var i = 0; i < list.length; i++)
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if(list[i] == value)
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return true;
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return false;
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}
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function GetOptionValue(name, list, defaultValue)
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{
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var regex = new RegExp('^' + name + '\\[(\\w+)\\]$', 'gi');
|
|
var matches = null;
|
|
|
|
for(var i = 0; i < list.length; i++)
|
|
if((matches = regex.exec(list[i])) != null)
|
|
return matches[1];
|
|
|
|
return defaultValue;
|
|
}
|
|
|
|
var elements = document.getElementsByName(name);
|
|
var highlighter = null;
|
|
var registered = new Object();
|
|
var propertyName = 'value';
|
|
|
|
// if no code blocks found, leave
|
|
if(elements == null)
|
|
return;
|
|
|
|
// register all brushes
|
|
for(var brush in dp.sh.Brushes)
|
|
{
|
|
var aliases = dp.sh.Brushes[brush].Aliases;
|
|
|
|
if(aliases == null)
|
|
continue;
|
|
|
|
for(var i = 0; i < aliases.length; i++)
|
|
registered[aliases[i]] = brush;
|
|
}
|
|
|
|
for(var i = 0; i < elements.length; i++)
|
|
{
|
|
var element = elements[i];
|
|
var options = FindValue(
|
|
element.attributes['class'], element.className,
|
|
element.attributes['language'], element.language
|
|
);
|
|
var language = '';
|
|
|
|
if(options == null)
|
|
continue;
|
|
|
|
options = options.split(':');
|
|
|
|
language = options[0].toLowerCase();
|
|
|
|
if(registered[language] == null)
|
|
continue;
|
|
|
|
// instantiate a brush
|
|
highlighter = new dp.sh.Brushes[registered[language]]();
|
|
|
|
// hide the original element
|
|
element.style.display = 'none';
|
|
|
|
highlighter.addGutter = (showGutter == null) ? !IsOptionSet('nogutter', options) : showGutter;
|
|
highlighter.addControls = (showControls == null) ? !IsOptionSet('nocontrols', options) : showControls;
|
|
highlighter.collapse = (collapseAll == null) ? IsOptionSet('collapse', options) : collapseAll;
|
|
|
|
// first line idea comes from Andrew Collington, thanks!
|
|
highlighter.firstLine = (firstLine == null) ? parseInt(GetOptionValue('firstline', options, 1)) : firstLine;
|
|
|
|
highlighter.Highlight(element[propertyName]);
|
|
|
|
// place the result table inside a div
|
|
var div = document.createElement('DIV');
|
|
|
|
div.className = 'dp-highlighter';
|
|
div.appendChild(highlighter.table);
|
|
|
|
element.parentNode.insertBefore(div, element);
|
|
}
|
|
}
|
|
|
|
|
|
dp.sh.Brushes.Xml = function()
|
|
{
|
|
this.CssClass = 'dp-xml';
|
|
}
|
|
|
|
dp.sh.Brushes.Xml.prototype = new dp.sh.Highlighter();
|
|
dp.sh.Brushes.Xml.Aliases = ['xml', 'xhtml', 'xslt', 'html', 'xhtml'];
|
|
|
|
dp.sh.Brushes.Xml.prototype.ProcessRegexList = function()
|
|
{
|
|
function push(array, value)
|
|
{
|
|
array[array.length] = value;
|
|
}
|
|
|
|
/* If only there was a way to get index of a group within a match, the whole XML
|
|
could be matched with the expression looking something like that:
|
|
|
|
(<!\[CDATA\[\s*.*\s*\]\]>)
|
|
| (<!--\s*.*\s*?-->)
|
|
| (<)*(\w+)*\s*(\w+)\s*=\s*(".*?"|'.*?'|\w+)(/*>)*
|
|
| (</?)(.*?)(/?>)
|
|
*/
|
|
var index = 0;
|
|
var match = null;
|
|
var regex = null;
|
|
|
|
// Match CDATA in the following format <![ ... [ ... ]]>
|
|
// <\!\[[\w\s]*?\[(.|\s)*?\]\]>
|
|
this.GetMatches(new RegExp('<\\!\\[[\\w\\s]*?\\[(.|\\s)*?\\]\\]>', 'gm'), 'cdata');
|
|
|
|
// Match comments
|
|
// <!--\s*.*\s*?-->
|
|
this.GetMatches(new RegExp('<!--\\s*.*\\s*?-->', 'gm'), 'comments');
|
|
|
|
// Match attributes and their values
|
|
// (\w+)\s*=\s*(".*?"|\'.*?\'|\w+)*
|
|
regex = new RegExp('([\\w-\.]+)\\s*=\\s*(".*?"|\'.*?\'|\\w+)*', 'gm');
|
|
while((match = regex.exec(this.code)) != null)
|
|
{
|
|
push(this.matches, new dp.sh.Match(match[1], match.index, 'attribute'));
|
|
|
|
// if xml is invalid and attribute has no property value, ignore it
|
|
if(match[2] != undefined)
|
|
{
|
|
push(this.matches, new dp.sh.Match(match[2], match.index + match[0].indexOf(match[2]), 'attribute-value'));
|
|
}
|
|
}
|
|
|
|
// Match opening and closing tag brackets
|
|
// </*\?*(?!\!)|/*\?*>
|
|
this.GetMatches(new RegExp('</*\\?*(?!\\!)|/*\\?*>', 'gm'), 'tag');
|
|
|
|
// Match tag names
|
|
// </*\?*\s*(\w+)
|
|
regex = new RegExp('</*\\?*\\s*([\\w-\.]+)', 'gm');
|
|
while((match = regex.exec(this.code)) != null)
|
|
{
|
|
push(this.matches, new dp.sh.Match(match[1], match.index + match[0].indexOf(match[1]), 'tag-name'));
|
|
}
|
|
}
|
|
|
|
|
|
dp.sh.Brushes.Php = function()
|
|
{
|
|
var keywords = 'and or xor __FILE__ __LINE__ array as break case ' +
|
|
'cfunction class const continue declare default die do echo else ' +
|
|
'elseif empty enddeclare endfor endforeach endif endswitch endwhile eval exit ' +
|
|
'extends for foreach function global if include include_once isset list ' +
|
|
'new old_function print require require_once return static switch unset use ' +
|
|
'var while __FUNCTION__ __CLASS__';
|
|
|
|
this.regexList = [
|
|
{ regex: new RegExp('//.*$', 'gm'), css: 'comment' }, // one line comments
|
|
{ regex: new RegExp('/\\*[\\s\\S]*?\\*/', 'g'), css: 'comment' }, // multiline comments
|
|
{ regex: new RegExp('"(?:[^"\n]|[\"])*?"', 'g'), css: 'string' }, // double quoted strings
|
|
{ regex: new RegExp("'(?:[^'\n]|[\'])*?'", 'g'), css: 'string' }, // single quoted strings
|
|
{ regex: new RegExp('\\$\\w+', 'g'), css: 'vars' }, // variables
|
|
{ regex: new RegExp(this.GetKeywords(keywords), 'gm'), css: 'keyword' } // keyword
|
|
];
|
|
|
|
this.CssClass = 'dp-c';
|
|
}
|
|
|
|
dp.sh.Brushes.Php.prototype = new dp.sh.Highlighter();
|
|
dp.sh.Brushes.Php.Aliases = ['php'];
|
|
|
|
|
|
dp.sh.Brushes.JScript = function()
|
|
{
|
|
var keywords = 'abstract boolean break byte case catch char class const continue debugger ' +
|
|
'default delete do double else enum export extends false final finally float ' +
|
|
'for function goto if implements import in instanceof int interface long native ' +
|
|
'new null package private protected public return short static super switch ' +
|
|
'synchronized this throw throws transient true try typeof var void volatile while with';
|
|
|
|
this.regexList = [
|
|
{ regex: new RegExp('//.*$', 'gm'), css: 'comment' }, // one line comments
|
|
{ regex: new RegExp('/\\*[\\s\\S]*?\\*/', 'g'), css: 'comment' }, // multiline comments
|
|
{ regex: new RegExp('"(?:[^"\n]|[\"])*?"', 'g'), css: 'string' }, // double quoted strings
|
|
{ regex: new RegExp("'(?:[^'\n]|[\'])*?'", 'g'), css: 'string' }, // single quoted strings
|
|
{ regex: new RegExp('^\\s*#.*', 'gm'), css: 'preprocessor' }, // preprocessor tags like #region and #endregion
|
|
{ regex: new RegExp(this.GetKeywords(keywords), 'gm'), css: 'keyword' } // keywords
|
|
];
|
|
|
|
this.CssClass = 'dp-c';
|
|
}
|
|
|
|
dp.sh.Brushes.JScript.prototype = new dp.sh.Highlighter();
|
|
dp.sh.Brushes.JScript.Aliases = ['js', 'jscript', 'javascript'];
|
|
|