--- /dev/null
+/**
+ * SyntaxHighlighter
+ * http://alexgorbatchev.com/SyntaxHighlighter
+ *
+ * SyntaxHighlighter is donationware. If you are using it, please donate.
+ * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
+ *
+ * @version
+ * 3.0.83 (July 02 2010)
+ *
+ * @copyright
+ * Copyright (C) 2004-2010 Alex Gorbatchev.
+ *
+ * @license
+ * Dual licensed under the MIT and GPL licenses.
+ */
+//
+// Begin anonymous function. This is used to contain local scope variables without polutting global scope.
+//
+var SyntaxHighlighter = function() {
+
+// CommonJS
+if (typeof(require) != 'undefined' && typeof(XRegExp) == 'undefined')
+{
+ XRegExp = require('XRegExp').XRegExp;
+}
+
+// Shortcut object which will be assigned to the SyntaxHighlighter variable.
+// This is a shorthand for local reference in order to avoid long namespace
+// references to SyntaxHighlighter.whatever...
+var sh = {
+ defaults : {
+ /** Additional CSS class names to be added to highlighter elements. */
+ 'class-name' : '',
+
+ /** First line number. */
+ 'first-line' : 1,
+
+ /**
+ * Pads line numbers. Possible values are:
+ *
+ * false - don't pad line numbers.
+ * true - automaticaly pad numbers with minimum required number of leading zeroes.
+ * [int] - length up to which pad line numbers.
+ */
+ 'pad-line-numbers' : false,
+
+ /** Lines to highlight. */
+ 'highlight' : null,
+
+ /** Title to be displayed above the code block. */
+ 'title' : null,
+
+ /** Enables or disables smart tabs. */
+ 'smart-tabs' : true,
+
+ /** Gets or sets tab size. */
+ 'tab-size' : 4,
+
+ /** Enables or disables gutter. */
+ 'gutter' : true,
+
+ /** Enables or disables toolbar. */
+ 'toolbar' : true,
+
+ /** Enables quick code copy and paste from double click. */
+ 'quick-code' : true,
+
+ /** Forces code view to be collapsed. */
+ 'collapse' : false,
+
+ /** Enables or disables automatic links. */
+ 'auto-links' : true,
+
+ /** Gets or sets light mode. Equavalent to turning off gutter and toolbar. */
+ 'light' : false,
+
+ 'html-script' : false
+ },
+
+ config : {
+ space : ' ',
+
+ /** Enables use of <SCRIPT type="syntaxhighlighter" /> tags. */
+ useScriptTags : true,
+
+ /** Blogger mode flag. */
+ bloggerMode : false,
+
+ stripBrs : false,
+
+ /** Name of the tag that SyntaxHighlighter will automatically look for. */
+ tagName : 'pre',
+
+ strings : {
+ expandSource : 'expand source',
+ help : '?',
+ alert: 'SyntaxHighlighter\n\n',
+ noBrush : 'Can\'t find brush for: ',
+ brushNotHtmlScript : 'Brush wasn\'t configured for html-script option: ',
+
+ // this is populated by the build script
+ aboutDialog : '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>About SyntaxHighlighter</title></head><body style="font-family:Geneva,Arial,Helvetica,sans-serif;background-color:#fff;color:#000;font-size:1em;text-align:center;"><div style="text-align:center;margin-top:1.5em;"><div style="font-size:xx-large;">SyntaxHighlighter</div><div style="font-size:.75em;margin-bottom:3em;"><div>version 3.0.83 (July 02 2010)</div><div><a href="http://alexgorbatchev.com/SyntaxHighlighter" target="_blank" style="color:#005896">http://alexgorbatchev.com/SyntaxHighlighter</a></div><div>JavaScript code syntax highlighter.</div><div>Copyright 2004-2010 Alex Gorbatchev.</div></div><div>If you like this script, please <a href="https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=2930402" style="color:#005896">donate</a> to <br/>keep development active!</div></div></body></html>'
+ }
+ },
+
+ /** Internal 'global' variables. */
+ vars : {
+ discoveredBrushes : null,
+ highlighters : {}
+ },
+
+ /** This object is populated by user included external brush files. */
+ brushes : {},
+
+ /** Common regular expressions. */
+ regexLib : {
+ multiLineCComments : /\/\*[\s\S]*?\*\//gm,
+ singleLineCComments : /\/\/.*$/gm,
+ singleLinePerlComments : /#.*$/gm,
+ doubleQuotedString : /"([^\\"\n]|\\.)*"/g,
+ singleQuotedString : /'([^\\'\n]|\\.)*'/g,
+ multiLineDoubleQuotedString : new XRegExp('"([^\\\\"]|\\\\.)*"', 'gs'),
+ multiLineSingleQuotedString : new XRegExp("'([^\\\\']|\\\\.)*'", 'gs'),
+ xmlComments : /(<|<)!--[\s\S]*?--(>|>)/gm,
+ url : /\w+:\/\/[\w-.\/?%&=:@;]*/g,
+
+ /** <?= ?> tags. */
+ phpScriptTags : { left: /(<|<)\?=?/g, right: /\?(>|>)/g },
+
+ /** <%= %> tags. */
+ aspScriptTags : { left: /(<|<)%=?/g, right: /%(>|>)/g },
+
+ /** <script></script> tags. */
+ scriptScriptTags : { left: /(<|<)\s*script.*?(>|>)/gi, right: /(<|<)\/\s*script\s*(>|>)/gi }
+ },
+
+ toolbar: {
+ /**
+ * Generates HTML markup for the toolbar.
+ * @param {Highlighter} highlighter Highlighter instance.
+ * @return {String} Returns HTML markup.
+ */
+ getHtml: function(highlighter)
+ {
+ var html = '<div class="toolbar">',
+ items = sh.toolbar.items,
+ list = items.list
+ ;
+
+ function defaultGetHtml(highlighter, name)
+ {
+ return sh.toolbar.getButtonHtml(highlighter, name, sh.config.strings[name]);
+ };
+
+ for (var i = 0; i < list.length; i++)
+ html += (items[list[i]].getHtml || defaultGetHtml)(highlighter, list[i]);
+
+ html += '</div>';
+
+ return html;
+ },
+
+ /**
+ * Generates HTML markup for a regular button in the toolbar.
+ * @param {Highlighter} highlighter Highlighter instance.
+ * @param {String} commandName Command name that would be executed.
+ * @param {String} label Label text to display.
+ * @return {String} Returns HTML markup.
+ */
+ getButtonHtml: function(highlighter, commandName, label)
+ {
+ return '<span><a href="#" class="toolbar_item'
+ + ' command_' + commandName
+ + ' ' + commandName
+ + '">' + label + '</a></span>'
+ ;
+ },
+
+ /**
+ * Event handler for a toolbar anchor.
+ */
+ handler: function(e)
+ {
+ var target = e.target,
+ className = target.className || ''
+ ;
+
+ function getValue(name)
+ {
+ var r = new RegExp(name + '_(\\w+)'),
+ match = r.exec(className)
+ ;
+
+ return match ? match[1] : null;
+ };
+
+ var highlighter = getHighlighterById(findParentElement(target, '.syntaxhighlighter').id),
+ commandName = getValue('command')
+ ;
+
+ // execute the toolbar command
+ if (highlighter && commandName)
+ sh.toolbar.items[commandName].execute(highlighter);
+
+ // disable default A click behaviour
+ e.preventDefault();
+ },
+
+ /** Collection of toolbar items. */
+ items : {
+ // Ordered lis of items in the toolbar. Can't expect `for (var n in items)` to be consistent.
+ list: ['expandSource', 'help'],
+
+ expandSource: {
+ getHtml: function(highlighter)
+ {
+ if (highlighter.getParam('collapse') != true)
+ return '';
+
+ var title = highlighter.getParam('title');
+ return sh.toolbar.getButtonHtml(highlighter, 'expandSource', title ? title : sh.config.strings.expandSource);
+ },
+
+ execute: function(highlighter)
+ {
+ var div = getHighlighterDivById(highlighter.id);
+ removeClass(div, 'collapsed');
+ }
+ },
+
+ /** Command to display the about dialog window. */
+ help: {
+ execute: function(highlighter)
+ {
+ var wnd = popup('', '_blank', 500, 250, 'scrollbars=0'),
+ doc = wnd.document
+ ;
+
+ doc.write(sh.config.strings.aboutDialog);
+ doc.close();
+ wnd.focus();
+ }
+ }
+ }
+ },
+
+ /**
+ * Finds all elements on the page which should be processes by SyntaxHighlighter.
+ *
+ * @param {Object} globalParams Optional parameters which override element's
+ * parameters. Only used if element is specified.
+ *
+ * @param {Object} element Optional element to highlight. If none is
+ * provided, all elements in the current document
+ * are returned which qualify.
+ *
+ * @return {Array} Returns list of <code>{ target: DOMElement, params: Object }</code> objects.
+ */
+ findElements: function(globalParams, element)
+ {
+ var elements = element ? [element] : toArray(document.getElementsByTagName(sh.config.tagName)),
+ conf = sh.config,
+ result = []
+ ;
+
+ // support for <SCRIPT TYPE="syntaxhighlighter" /> feature
+ if (conf.useScriptTags)
+ elements = elements.concat(getSyntaxHighlighterScriptTags());
+
+ if (elements.length === 0)
+ return result;
+
+ for (var i = 0; i < elements.length; i++)
+ {
+ var item = {
+ target: elements[i],
+ // local params take precedence over globals
+ params: merge(globalParams, parseParams(elements[i].className))
+ };
+
+ if (item.params['brush'] == null)
+ continue;
+
+ result.push(item);
+ }
+
+ return result;
+ },
+
+ /**
+ * Shorthand to highlight all elements on the page that are marked as
+ * SyntaxHighlighter source code.
+ *
+ * @param {Object} globalParams Optional parameters which override element's
+ * parameters. Only used if element is specified.
+ *
+ * @param {Object} element Optional element to highlight. If none is
+ * provided, all elements in the current document
+ * are highlighted.
+ */
+ highlight: function(globalParams, element)
+ {
+ var elements = this.findElements(globalParams, element),
+ propertyName = 'innerHTML',
+ highlighter = null,
+ conf = sh.config
+ ;
+
+ if (elements.length === 0)
+ return;
+
+ for (var i = 0; i < elements.length; i++)
+ {
+ var element = elements[i],
+ target = element.target,
+ params = element.params,
+ brushName = params.brush,
+ code
+ ;
+
+ if (brushName == null)
+ continue;
+
+ // Instantiate a brush
+ if (params['html-script'] == 'true' || sh.defaults['html-script'] == true)
+ {
+ highlighter = new sh.HtmlScript(brushName);
+ brushName = 'htmlscript';
+ }
+ else
+ {
+ var brush = findBrush(brushName);
+
+ if (brush)
+ highlighter = new brush();
+ else
+ continue;
+ }
+
+ code = target[propertyName];
+
+ // remove CDATA from <SCRIPT/> tags if it's present
+ if (conf.useScriptTags)
+ code = stripCData(code);
+
+ // Inject title if the attribute is present
+ if ((target.title || '') != '')
+ params.title = target.title;
+
+ params['brush'] = brushName;
+ highlighter.init(params);
+ element = highlighter.getDiv(code);
+
+ // carry over ID
+ if ((target.id || '') != '')
+ element.id = target.id;
+
+ target.parentNode.replaceChild(element, target);
+ }
+ },
+
+ /**
+ * Main entry point for the SyntaxHighlighter.
+ * @param {Object} params Optional params to apply to all highlighted elements.
+ */
+ all: function(params)
+ {
+ attachEvent(
+ window,
+ 'load',
+ function() { sh.highlight(params); }
+ );
+ }
+}; // end of sh
+
+sh['all'] = sh.all;
+sh['highlight'] = sh.highlight;
+
+/**
+ * Checks if target DOM elements has specified CSS class.
+ * @param {DOMElement} target Target DOM element to check.
+ * @param {String} className Name of the CSS class to check for.
+ * @return {Boolean} Returns true if class name is present, false otherwise.
+ */
+function hasClass(target, className)
+{
+ return target.className.indexOf(className) != -1;
+};
+
+/**
+ * Adds CSS class name to the target DOM element.
+ * @param {DOMElement} target Target DOM element.
+ * @param {String} className New CSS class to add.
+ */
+function addClass(target, className)
+{
+ if (!hasClass(target, className))
+ target.className += ' ' + className;
+};
+
+/**
+ * Removes CSS class name from the target DOM element.
+ * @param {DOMElement} target Target DOM element.
+ * @param {String} className CSS class to remove.
+ */
+function removeClass(target, className)
+{
+ target.className = target.className.replace(className, '');
+};
+
+/**
+ * Converts the source to array object. Mostly used for function arguments and
+ * lists returned by getElementsByTagName() which aren't Array objects.
+ * @param {List} source Source list.
+ * @return {Array} Returns array.
+ */
+function toArray(source)
+{
+ var result = [];
+
+ for (var i = 0; i < source.length; i++)
+ result.push(source[i]);
+
+ return result;
+};
+
+/**
+ * Splits block of text into lines.
+ * @param {String} block Block of text.
+ * @return {Array} Returns array of lines.
+ */
+function splitLines(block)
+{
+ return block.split('\n');
+}
+
+/**
+ * Generates HTML ID for the highlighter.
+ * @param {String} highlighterId Highlighter ID.
+ * @return {String} Returns HTML ID.
+ */
+function getHighlighterId(id)
+{
+ var prefix = 'highlighter_';
+ return id.indexOf(prefix) == 0 ? id : prefix + id;
+};
+
+/**
+ * Finds Highlighter instance by ID.
+ * @param {String} highlighterId Highlighter ID.
+ * @return {Highlighter} Returns instance of the highlighter.
+ */
+function getHighlighterById(id)
+{
+ return sh.vars.highlighters[getHighlighterId(id)];
+};
+
+/**
+ * Finds highlighter's DIV container.
+ * @param {String} highlighterId Highlighter ID.
+ * @return {Element} Returns highlighter's DIV element.
+ */
+function getHighlighterDivById(id)
+{
+ return document.getElementById(getHighlighterId(id));
+};
+
+/**
+ * Stores highlighter so that getHighlighterById() can do its thing. Each
+ * highlighter must call this method to preserve itself.
+ * @param {Highilghter} highlighter Highlighter instance.
+ */
+function storeHighlighter(highlighter)
+{
+ sh.vars.highlighters[getHighlighterId(highlighter.id)] = highlighter;
+};
+
+/**
+ * Looks for a child or parent node which has specified classname.
+ * Equivalent to jQuery's $(container).find(".className")
+ * @param {Element} target Target element.
+ * @param {String} search Class name or node name to look for.
+ * @param {Boolean} reverse If set to true, will go up the node tree instead of down.
+ * @return {Element} Returns found child or parent element on null.
+ */
+function findElement(target, search, reverse /* optional */)
+{
+ if (target == null)
+ return null;
+
+ var nodes = reverse != true ? target.childNodes : [ target.parentNode ],
+ propertyToFind = { '#' : 'id', '.' : 'className' }[search.substr(0, 1)] || 'nodeName',
+ expectedValue,
+ found
+ ;
+
+ expectedValue = propertyToFind != 'nodeName'
+ ? search.substr(1)
+ : search.toUpperCase()
+ ;
+
+ // main return of the found node
+ if ((target[propertyToFind] || '').indexOf(expectedValue) != -1)
+ return target;
+
+ for (var i = 0; nodes && i < nodes.length && found == null; i++)
+ found = findElement(nodes[i], search, reverse);
+
+ return found;
+};
+
+/**
+ * Looks for a parent node which has specified classname.
+ * This is an alias to <code>findElement(container, className, true)</code>.
+ * @param {Element} target Target element.
+ * @param {String} className Class name to look for.
+ * @return {Element} Returns found parent element on null.
+ */
+function findParentElement(target, className)
+{
+ return findElement(target, className, true);
+};
+
+/**
+ * Finds an index of element in the array.
+ * @ignore
+ * @param {Object} searchElement
+ * @param {Number} fromIndex
+ * @return {Number} Returns index of element if found; -1 otherwise.
+ */
+function indexOf(array, searchElement, fromIndex)
+{
+ fromIndex = Math.max(fromIndex || 0, 0);
+
+ for (var i = fromIndex; i < array.length; i++)
+ if(array[i] == searchElement)
+ return i;
+
+ return -1;
+};
+
+/**
+ * Generates a unique element ID.
+ */
+function guid(prefix)
+{
+ return (prefix || '') + Math.round(Math.random() * 1000000).toString();
+};
+
+/**
+ * Merges two objects. Values from obj2 override values in obj1.
+ * Function is NOT recursive and works only for one dimensional objects.
+ * @param {Object} obj1 First object.
+ * @param {Object} obj2 Second object.
+ * @return {Object} Returns combination of both objects.
+ */
+function merge(obj1, obj2)
+{
+ var result = {}, name;
+
+ for (name in obj1)
+ result[name] = obj1[name];
+
+ for (name in obj2)
+ result[name] = obj2[name];
+
+ return result;
+};
+
+/**
+ * Attempts to convert string to boolean.
+ * @param {String} value Input string.
+ * @return {Boolean} Returns true if input was "true", false if input was "false" and value otherwise.
+ */
+function toBoolean(value)
+{
+ var result = { "true" : true, "false" : false }[value];
+ return result == null ? value : result;
+};
+
+/**
+ * Opens up a centered popup window.
+ * @param {String} url URL to open in the window.
+ * @param {String} name Popup name.
+ * @param {int} width Popup width.
+ * @param {int} height Popup height.
+ * @param {String} options window.open() options.
+ * @return {Window} Returns window instance.
+ */
+function popup(url, name, width, height, options)
+{
+ var x = (screen.width - width) / 2,
+ y = (screen.height - height) / 2
+ ;
+
+ options += ', left=' + x +
+ ', top=' + y +
+ ', width=' + width +
+ ', height=' + height
+ ;
+ options = options.replace(/^,/, '');
+
+ var win = window.open(url, name, options);
+ win.focus();
+ return win;
+};
+
+/**
+ * Adds event handler to the target object.
+ * @param {Object} obj Target object.
+ * @param {String} type Name of the event.
+ * @param {Function} func Handling function.
+ */
+function attachEvent(obj, type, func, scope)
+{
+ function handler(e)
+ {
+ e = e || window.event;
+
+ if (!e.target)
+ {
+ e.target = e.srcElement;
+ e.preventDefault = function()
+ {
+ this.returnValue = false;
+ };
+ }
+
+ func.call(scope || window, e);
+ };
+
+ if (obj.attachEvent)
+ {
+ obj.attachEvent('on' + type, handler);
+ }
+ else
+ {
+ obj.addEventListener(type, handler, false);
+ }
+};
+
+/**
+ * Displays an alert.
+ * @param {String} str String to display.
+ */
+function alert(str)
+{
+ window.alert(sh.config.strings.alert + str);
+};
+
+/**
+ * Finds a brush by its alias.
+ *
+ * @param {String} alias Brush alias.
+ * @param {Boolean} showAlert Suppresses the alert if false.
+ * @return {Brush} Returns bursh constructor if found, null otherwise.
+ */
+function findBrush(alias, showAlert)
+{
+ var brushes = sh.vars.discoveredBrushes,
+ result = null
+ ;
+
+ if (brushes == null)
+ {
+ brushes = {};
+
+ // Find all brushes
+ for (var brush in sh.brushes)
+ {
+ var info = sh.brushes[brush],
+ aliases = info.aliases
+ ;
+
+ if (aliases == null)
+ continue;
+
+ // keep the brush name
+ info.brushName = brush.toLowerCase();
+
+ for (var i = 0; i < aliases.length; i++)
+ brushes[aliases[i]] = brush;
+ }
+
+ sh.vars.discoveredBrushes = brushes;
+ }
+
+ result = sh.brushes[brushes[alias]];
+
+ if (result == null && showAlert != false)
+ alert(sh.config.strings.noBrush + alias);
+
+ return result;
+};
+
+/**
+ * Executes a callback on each line and replaces each line with result from the callback.
+ * @param {Object} str Input string.
+ * @param {Object} callback Callback function taking one string argument and returning a string.
+ */
+function eachLine(str, callback)
+{
+ var lines = splitLines(str);
+
+ for (var i = 0; i < lines.length; i++)
+ lines[i] = callback(lines[i], i);
+
+ return lines.join('\n');
+};
+
+/**
+ * This is a special trim which only removes first and last empty lines
+ * and doesn't affect valid leading space on the first line.
+ *
+ * @param {String} str Input string
+ * @return {String} Returns string without empty first and last lines.
+ */
+function trimFirstAndLastLines(str)
+{
+ return str.replace(/^[ ]*[\n]+|[\n]*[ ]*$/g, '');
+};
+
+/**
+ * Parses key/value pairs into hash object.
+ *
+ * Understands the following formats:
+ * - name: word;
+ * - name: [word, word];
+ * - name: "string";
+ * - name: 'string';
+ *
+ * For example:
+ * name1: value; name2: [value, value]; name3: 'value'
+ *
+ * @param {String} str Input string.
+ * @return {Object} Returns deserialized object.
+ */
+function parseParams(str)
+{
+ var match,
+ result = {},
+ arrayRegex = new XRegExp("^\\[(?<values>(.*?))\\]$"),
+ regex = new XRegExp(
+ "(?<name>[\\w-]+)" +
+ "\\s*:\\s*" +
+ "(?<value>" +
+ "[\\w-%#]+|" + // word
+ "\\[.*?\\]|" + // [] array
+ '".*?"|' + // "" string
+ "'.*?'" + // '' string
+ ")\\s*;?",
+ "g"
+ )
+ ;
+
+ while ((match = regex.exec(str)) != null)
+ {
+ var value = match.value
+ .replace(/^['"]|['"]$/g, '') // strip quotes from end of strings
+ ;
+
+ // try to parse array value
+ if (value != null && arrayRegex.test(value))
+ {
+ var m = arrayRegex.exec(value);
+ value = m.values.length > 0 ? m.values.split(/\s*,\s*/) : [];
+ }
+
+ result[match.name] = value;
+ }
+
+ return result;
+};
+
+/**
+ * Wraps each line of the string into <code/> tag with given style applied to it.
+ *
+ * @param {String} str Input string.
+ * @param {String} css Style name to apply to the string.
+ * @return {String} Returns input string with each line surrounded by <span/> tag.
+ */
+function wrapLinesWithCode(str, css)
+{
+ if (str == null || str.length == 0 || str == '\n')
+ return str;
+
+ str = str.replace(/</g, '<');
+
+ // Replace two or more sequential spaces with leaving last space untouched.
+ str = str.replace(/ {2,}/g, function(m)
+ {
+ var spaces = '';
+
+ for (var i = 0; i < m.length - 1; i++)
+ spaces += sh.config.space;
+
+ return spaces + ' ';
+ });
+
+ // Split each line and apply <span class="...">...</span> to them so that
+ // leading spaces aren't included.
+ if (css != null)
+ str = eachLine(str, function(line)
+ {
+ if (line.length == 0)
+ return '';
+
+ var spaces = '';
+
+ line = line.replace(/^( | )+/, function(s)
+ {
+ spaces = s;
+ return '';
+ });
+
+ if (line.length == 0)
+ return spaces;
+
+ return spaces + '<code class="' + css + '">' + line + '</code>';
+ });
+
+ return str;
+};
+
+/**
+ * Pads number with zeros until it's length is the same as given length.
+ *
+ * @param {Number} number Number to pad.
+ * @param {Number} length Max string length with.
+ * @return {String} Returns a string padded with proper amount of '0'.
+ */
+function padNumber(number, length)
+{
+ var result = number.toString();
+
+ while (result.length < length)
+ result = '0' + result;
+
+ return result;
+};
+
+/**
+ * Replaces tabs with spaces.
+ *
+ * @param {String} code Source code.
+ * @param {Number} tabSize Size of the tab.
+ * @return {String} Returns code with all tabs replaces by spaces.
+ */
+function processTabs(code, tabSize)
+{
+ var tab = '';
+
+ for (var i = 0; i < tabSize; i++)
+ tab += ' ';
+
+ return code.replace(/\t/g, tab);
+};
+
+/**
+ * Replaces tabs with smart spaces.
+ *
+ * @param {String} code Code to fix the tabs in.
+ * @param {Number} tabSize Number of spaces in a column.
+ * @return {String} Returns code with all tabs replaces with roper amount of spaces.
+ */
+function processSmartTabs(code, tabSize)
+{
+ var lines = splitLines(code),
+ tab = '\t',
+ spaces = ''
+ ;
+
+ // Create a string with 1000 spaces to copy spaces from...
+ // It's assumed that there would be no indentation longer than that.
+ for (var i = 0; i < 50; i++)
+ spaces += ' '; // 20 spaces * 50
+
+ // This function inserts specified amount of spaces in the string
+ // where a tab is while removing that given tab.
+ function insertSpaces(line, pos, count)
+ {
+ return line.substr(0, pos)
+ + spaces.substr(0, count)
+ + line.substr(pos + 1, line.length) // pos + 1 will get rid of the tab
+ ;
+ };
+
+ // Go through all the lines and do the 'smart tabs' magic.
+ code = eachLine(code, function(line)
+ {
+ if (line.indexOf(tab) == -1)
+ return line;
+
+ var pos = 0;
+
+ while ((pos = line.indexOf(tab)) != -1)
+ {
+ // This is pretty much all there is to the 'smart tabs' logic.
+ // Based on the position within the line and size of a tab,
+ // calculate the amount of spaces we need to insert.
+ var spaces = tabSize - pos % tabSize;
+ line = insertSpaces(line, pos, spaces);
+ }
+
+ return line;
+ });
+
+ return code;
+};
+
+/**
+ * Performs various string fixes based on configuration.
+ */
+function fixInputString(str)
+{
+ var br = /<br\s*\/?>|<br\s*\/?>/gi;
+
+ if (sh.config.bloggerMode == true)
+ str = str.replace(br, '\n');
+
+ if (sh.config.stripBrs == true)
+ str = str.replace(br, '');
+
+ return str;
+};
+
+/**
+ * Removes all white space at the begining and end of a string.
+ *
+ * @param {String} str String to trim.
+ * @return {String} Returns string without leading and following white space characters.
+ */
+function trim(str)
+{
+ return str.replace(/^\s+|\s+$/g, '');
+};
+
+/**
+ * Unindents a block of text by the lowest common indent amount.
+ * @param {String} str Text to unindent.
+ * @return {String} Returns unindented text block.
+ */
+function unindent(str)
+{
+ var lines = splitLines(fixInputString(str)),
+ indents = new Array(),
+ regex = /^\s*/,
+ min = 1000
+ ;
+
+ // go through every line and check for common number of indents
+ for (var i = 0; i < lines.length && min > 0; i++)
+ {
+ var line = lines[i];
+
+ if (trim(line).length == 0)
+ continue;
+
+ var matches = regex.exec(line);
+
+ // In the event that just one line doesn't have leading white space
+ // we can't unindent anything, so bail completely.
+ if (matches == null)
+ return str;
+
+ min = Math.min(matches[0].length, min);
+ }
+
+ // trim minimum common number of white space from the begining of every line
+ if (min > 0)
+ for (var i = 0; i < lines.length; i++)
+ lines[i] = lines[i].substr(min);
+
+ return lines.join('\n');
+};
+
+/**
+ * Callback method for Array.sort() which sorts matches by
+ * index position and then by length.
+ *
+ * @param {Match} m1 Left object.
+ * @param {Match} m2 Right object.
+ * @return {Number} Returns -1, 0 or -1 as a comparison result.
+ */
+function matchesSortCallback(m1, m2)
+{
+ // sort matches by index first
+ if(m1.index < m2.index)
+ return -1;
+ else if(m1.index > m2.index)
+ return 1;
+ else
+ {
+ // if index is the same, sort by length
+ if(m1.length < m2.length)
+ return -1;
+ else if(m1.length > m2.length)
+ return 1;
+ }
+
+ return 0;
+};
+
+/**
+ * Executes given regular expression on provided code and returns all
+ * matches that are found.
+ *
+ * @param {String} code Code to execute regular expression on.
+ * @param {Object} regex Regular expression item info from <code>regexList</code> collection.
+ * @return {Array} Returns a list of Match objects.
+ */
+function getMatches(code, regexInfo)
+{
+ function defaultAdd(match, regexInfo)
+ {
+ return match[0];
+ };
+
+ var index = 0,
+ match = null,
+ matches = [],
+ func = regexInfo.func ? regexInfo.func : defaultAdd
+ ;
+
+ while((match = regexInfo.regex.exec(code)) != null)
+ {
+ var resultMatch = func(match, regexInfo);
+
+ if (typeof(resultMatch) == 'string')
+ resultMatch = [new sh.Match(resultMatch, match.index, regexInfo.css)];
+
+ matches = matches.concat(resultMatch);
+ }
+
+ return matches;
+};
+
+/**
+ * Turns all URLs in the code into <a/> tags.
+ * @param {String} code Input code.
+ * @return {String} Returns code with </a> tags.
+ */
+function processUrls(code)
+{
+ var gt = /(.*)((>|<).*)/;
+
+ return code.replace(sh.regexLib.url, function(m)
+ {
+ var suffix = '',
+ match = null
+ ;
+
+ // We include < and > in the URL for the common cases like <http://google.com>
+ // The problem is that they get transformed into <http://google.com>
+ // Where as > easily looks like part of the URL string.
+
+ if (match = gt.exec(m))
+ {
+ m = match[1];
+ suffix = match[2];
+ }
+
+ return '<a href="' + m + '">' + m + '</a>' + suffix;
+ });
+};
+
+/**
+ * Finds all <SCRIPT TYPE="syntaxhighlighter" /> elementss.
+ * @return {Array} Returns array of all found SyntaxHighlighter tags.
+ */
+function getSyntaxHighlighterScriptTags()
+{
+ var tags = document.getElementsByTagName('script'),
+ result = []
+ ;
+
+ for (var i = 0; i < tags.length; i++)
+ if (tags[i].type == 'syntaxhighlighter')
+ result.push(tags[i]);
+
+ return result;
+};
+
+/**
+ * Strips <![CDATA[]]> from <SCRIPT /> content because it should be used
+ * there in most cases for XHTML compliance.
+ * @param {String} original Input code.
+ * @return {String} Returns code without leading <![CDATA[]]> tags.
+ */
+function stripCData(original)
+{
+ var left = '<![CDATA[',
+ right = ']]>',
+ // for some reason IE inserts some leading blanks here
+ copy = trim(original),
+ changed = false,
+ leftLength = left.length,
+ rightLength = right.length
+ ;
+
+ if (copy.indexOf(left) == 0)
+ {
+ copy = copy.substring(leftLength);
+ changed = true;
+ }
+
+ var copyLength = copy.length;
+
+ if (copy.indexOf(right) == copyLength - rightLength)
+ {
+ copy = copy.substring(0, copyLength - rightLength);
+ changed = true;
+ }
+
+ return changed ? copy : original;
+};
+
+
+/**
+ * Quick code mouse double click handler.
+ */
+function quickCodeHandler(e)
+{
+ var target = e.target,
+ highlighterDiv = findParentElement(target, '.syntaxhighlighter'),
+ container = findParentElement(target, '.container'),
+ textarea = document.createElement('textarea'),
+ highlighter
+ ;
+
+ if (!container || !highlighterDiv || findElement(container, 'textarea'))
+ return;
+
+ highlighter = getHighlighterById(highlighterDiv.id);
+
+ // add source class name
+ addClass(highlighterDiv, 'source');
+
+ // Have to go over each line and grab it's text, can't just do it on the
+ // container because Firefox loses all \n where as Webkit doesn't.
+ var lines = container.childNodes,
+ code = []
+ ;
+
+ for (var i = 0; i < lines.length; i++)
+ code.push(lines[i].innerText || lines[i].textContent);
+
+ // using \r instead of \r or \r\n makes this work equally well on IE, FF and Webkit
+ code = code.join('\r');
+
+ // inject <textarea/> tag
+ textarea.appendChild(document.createTextNode(code));
+ container.appendChild(textarea);
+
+ // preselect all text
+ textarea.focus();
+ textarea.select();
+
+ // set up handler for lost focus
+ attachEvent(textarea, 'blur', function(e)
+ {
+ textarea.parentNode.removeChild(textarea);
+ removeClass(highlighterDiv, 'source');
+ });
+};
+
+/**
+ * Match object.
+ */
+sh.Match = function(value, index, css)
+{
+ this.value = value;
+ this.index = index;
+ this.length = value.length;
+ this.css = css;
+ this.brushName = null;
+};
+
+sh.Match.prototype.toString = function()
+{
+ return this.value;
+};
+
+/**
+ * Simulates HTML code with a scripting language embedded.
+ *
+ * @param {String} scriptBrushName Brush name of the scripting language.
+ */
+sh.HtmlScript = function(scriptBrushName)
+{
+ var brushClass = findBrush(scriptBrushName),
+ scriptBrush,
+ xmlBrush = new sh.brushes.Xml(),
+ bracketsRegex = null,
+ ref = this,
+ methodsToExpose = 'getDiv getHtml init'.split(' ')
+ ;
+
+ if (brushClass == null)
+ return;
+
+ scriptBrush = new brushClass();
+
+ for(var i = 0; i < methodsToExpose.length; i++)
+ // make a closure so we don't lose the name after i changes
+ (function() {
+ var name = methodsToExpose[i];
+
+ ref[name] = function()
+ {
+ return xmlBrush[name].apply(xmlBrush, arguments);
+ };
+ })();
+
+ if (scriptBrush.htmlScript == null)
+ {
+ alert(sh.config.strings.brushNotHtmlScript + scriptBrushName);
+ return;
+ }
+
+ xmlBrush.regexList.push(
+ { regex: scriptBrush.htmlScript.code, func: process }
+ );
+
+ function offsetMatches(matches, offset)
+ {
+ for (var j = 0; j < matches.length; j++)
+ matches[j].index += offset;
+ }
+
+ function process(match, info)
+ {
+ var code = match.code,
+ matches = [],
+ regexList = scriptBrush.regexList,
+ offset = match.index + match.left.length,
+ htmlScript = scriptBrush.htmlScript,
+ result
+ ;
+
+ // add all matches from the code
+ for (var i = 0; i < regexList.length; i++)
+ {
+ result = getMatches(code, regexList[i]);
+ offsetMatches(result, offset);
+ matches = matches.concat(result);
+ }
+
+ // add left script bracket
+ if (htmlScript.left != null && match.left != null)
+ {
+ result = getMatches(match.left, htmlScript.left);
+ offsetMatches(result, match.index);
+ matches = matches.concat(result);
+ }
+
+ // add right script bracket
+ if (htmlScript.right != null && match.right != null)
+ {
+ result = getMatches(match.right, htmlScript.right);
+ offsetMatches(result, match.index + match[0].lastIndexOf(match.right));
+ matches = matches.concat(result);
+ }
+
+ for (var j = 0; j < matches.length; j++)
+ matches[j].brushName = brushClass.brushName;
+
+ return matches;
+ }
+};
+
+/**
+ * Main Highlither class.
+ * @constructor
+ */
+sh.Highlighter = function()
+{
+ // not putting any code in here because of the prototype inheritance
+};
+
+sh.Highlighter.prototype = {
+ /**
+ * Returns value of the parameter passed to the highlighter.
+ * @param {String} name Name of the parameter.
+ * @param {Object} defaultValue Default value.
+ * @return {Object} Returns found value or default value otherwise.
+ */
+ getParam: function(name, defaultValue)
+ {
+ var result = this.params[name];
+ return toBoolean(result == null ? defaultValue : result);
+ },
+
+ /**
+ * Shortcut to document.createElement().
+ * @param {String} name Name of the element to create (DIV, A, etc).
+ * @return {HTMLElement} Returns new HTML element.
+ */
+ create: function(name)
+ {
+ return document.createElement(name);
+ },
+
+ /**
+ * Applies all regular expression to the code and stores all found
+ * matches in the `this.matches` array.
+ * @param {Array} regexList List of regular expressions.
+ * @param {String} code Source code.
+ * @return {Array} Returns list of matches.
+ */
+ findMatches: function(regexList, code)
+ {
+ var result = [];
+
+ if (regexList != null)
+ for (var i = 0; i < regexList.length; i++)
+ // BUG: length returns len+1 for array if methods added to prototype chain (oising@gmail.com)
+ if (typeof (regexList[i]) == "object")
+ result = result.concat(getMatches(code, regexList[i]));
+
+ // sort and remove nested the matches
+ return this.removeNestedMatches(result.sort(matchesSortCallback));
+ },
+
+ /**
+ * Checks to see if any of the matches are inside of other matches.
+ * This process would get rid of highligted strings inside comments,
+ * keywords inside strings and so on.
+ */
+ removeNestedMatches: function(matches)
+ {
+ // Optimized by Jose Prado (http://joseprado.com)
+ for (var i = 0; i < matches.length; i++)
+ {
+ if (matches[i] === null)
+ continue;
+
+ var itemI = matches[i],
+ itemIEndPos = itemI.index + itemI.length
+ ;
+
+ for (var j = i + 1; j < matches.length && matches[i] !== null; j++)
+ {
+ var itemJ = matches[j];
+
+ if (itemJ === null)
+ continue;
+ else if (itemJ.index > itemIEndPos)
+ break;
+ else if (itemJ.index == itemI.index && itemJ.length > itemI.length)
+ matches[i] = null;
+ else if (itemJ.index >= itemI.index && itemJ.index < itemIEndPos)
+ matches[j] = null;
+ }
+ }
+
+ return matches;
+ },
+
+ /**
+ * Creates an array containing integer line numbers starting from the 'first-line' param.
+ * @return {Array} Returns array of integers.
+ */
+ figureOutLineNumbers: function(code)
+ {
+ var lines = [],
+ firstLine = parseInt(this.getParam('first-line'))
+ ;
+
+ eachLine(code, function(line, index)
+ {
+ lines.push(index + firstLine);
+ });
+
+ return lines;
+ },
+
+ /**
+ * Determines if specified line number is in the highlighted list.
+ */
+ isLineHighlighted: function(lineNumber)
+ {
+ var list = this.getParam('highlight', []);
+
+ if (typeof(list) != 'object' && list.push == null)
+ list = [ list ];
+
+ return indexOf(list, lineNumber.toString()) != -1;
+ },
+
+ /**
+ * Generates HTML markup for a single line of code while determining alternating line style.
+ * @param {Integer} lineNumber Line number.
+ * @param {String} code Line HTML markup.
+ * @return {String} Returns HTML markup.
+ */
+ getLineHtml: function(lineIndex, lineNumber, code)
+ {
+ var classes = [
+ 'line',
+ 'number' + lineNumber,
+ 'index' + lineIndex,
+ 'alt' + (lineNumber % 2 == 0 ? 1 : 2).toString()
+ ];
+
+ if (this.isLineHighlighted(lineNumber))
+ classes.push('highlighted');
+
+ if (lineNumber == 0)
+ classes.push('break');
+
+ return '<div class="' + classes.join(' ') + '">' + code + '</div>';
+ },
+
+ /**
+ * Generates HTML markup for line number column.
+ * @param {String} code Complete code HTML markup.
+ * @param {Array} lineNumbers Calculated line numbers.
+ * @return {String} Returns HTML markup.
+ */
+ getLineNumbersHtml: function(code, lineNumbers)
+ {
+ var html = '',
+ count = splitLines(code).length,
+ firstLine = parseInt(this.getParam('first-line')),
+ pad = this.getParam('pad-line-numbers')
+ ;
+
+ if (pad == true)
+ pad = (firstLine + count - 1).toString().length;
+ else if (isNaN(pad) == true)
+ pad = 0;
+
+ for (var i = 0; i < count; i++)
+ {
+ var lineNumber = lineNumbers ? lineNumbers[i] : firstLine + i,
+ code = lineNumber == 0 ? sh.config.space : padNumber(lineNumber, pad)
+ ;
+
+ html += this.getLineHtml(i, lineNumber, code);
+ }
+
+ return html;
+ },
+
+ /**
+ * Splits block of text into individual DIV lines.
+ * @param {String} code Code to highlight.
+ * @param {Array} lineNumbers Calculated line numbers.
+ * @return {String} Returns highlighted code in HTML form.
+ */
+ getCodeLinesHtml: function(html, lineNumbers)
+ {
+ html = trim(html);
+
+ var lines = splitLines(html),
+ padLength = this.getParam('pad-line-numbers'),
+ firstLine = parseInt(this.getParam('first-line')),
+ html = '',
+ brushName = this.getParam('brush')
+ ;
+
+ for (var i = 0; i < lines.length; i++)
+ {
+ var line = lines[i],
+ indent = /^( |\s)+/.exec(line),
+ spaces = null,
+ lineNumber = lineNumbers ? lineNumbers[i] : firstLine + i;
+ ;
+
+ if (indent != null)
+ {
+ spaces = indent[0].toString();
+ line = line.substr(spaces.length);
+ spaces = spaces.replace(' ', sh.config.space);
+ }
+
+ line = trim(line);
+
+ if (line.length == 0)
+ line = sh.config.space;
+
+ html += this.getLineHtml(
+ i,
+ lineNumber,
+ (spaces != null ? '<code class="' + brushName + ' spaces">' + spaces + '</code>' : '') + line
+ );
+ }
+
+ return html;
+ },
+
+ /**
+ * Returns HTML for the table title or empty string if title is null.
+ */
+ getTitleHtml: function(title)
+ {
+ return title ? '<caption>' + title + '</caption>' : '';
+ },
+
+ /**
+ * Finds all matches in the source code.
+ * @param {String} code Source code to process matches in.
+ * @param {Array} matches Discovered regex matches.
+ * @return {String} Returns formatted HTML with processed mathes.
+ */
+ getMatchesHtml: function(code, matches)
+ {
+ var pos = 0,
+ result = '',
+ brushName = this.getParam('brush', '')
+ ;
+
+ function getBrushNameCss(match)
+ {
+ var result = match ? (match.brushName || brushName) : brushName;
+ return result ? result + ' ' : '';
+ };
+
+ // Finally, go through the final list of matches and pull the all
+ // together adding everything in between that isn't a match.
+ for (var i = 0; i < matches.length; i++)
+ {
+ var match = matches[i],
+ matchBrushName
+ ;
+
+ if (match === null || match.length === 0)
+ continue;
+
+ matchBrushName = getBrushNameCss(match);
+
+ result += wrapLinesWithCode(code.substr(pos, match.index - pos), matchBrushName + 'plain')
+ + wrapLinesWithCode(match.value, matchBrushName + match.css)
+ ;
+
+ pos = match.index + match.length + (match.offset || 0);
+ }
+
+ // don't forget to add whatever's remaining in the string
+ result += wrapLinesWithCode(code.substr(pos), getBrushNameCss() + 'plain');
+
+ return result;
+ },
+
+ /**
+ * Generates HTML markup for the whole syntax highlighter.
+ * @param {String} code Source code.
+ * @return {String} Returns HTML markup.
+ */
+ getHtml: function(code)
+ {
+ var html = '',
+ classes = [ 'syntaxhighlighter' ],
+ tabSize,
+ matches,
+ lineNumbers
+ ;
+
+ // process light mode
+ if (this.getParam('light') == true)
+ this.params.toolbar = this.params.gutter = false;
+
+ className = 'syntaxhighlighter';
+
+ if (this.getParam('collapse') == true)
+ classes.push('collapsed');
+
+ if ((gutter = this.getParam('gutter')) == false)
+ classes.push('nogutter');
+
+ // add custom user style name
+ classes.push(this.getParam('class-name'));
+
+ // add brush alias to the class name for custom CSS
+ classes.push(this.getParam('brush'));
+
+ code = trimFirstAndLastLines(code)
+ .replace(/\r/g, ' ') // IE lets these buggers through
+ ;
+
+ tabSize = this.getParam('tab-size');
+
+ // replace tabs with spaces
+ code = this.getParam('smart-tabs') == true
+ ? processSmartTabs(code, tabSize)
+ : processTabs(code, tabSize)
+ ;
+
+ // unindent code by the common indentation
+ code = unindent(code);
+
+ if (gutter)
+ lineNumbers = this.figureOutLineNumbers(code);
+
+ // find matches in the code using brushes regex list
+ matches = this.findMatches(this.regexList, code);
+ // processes found matches into the html
+ html = this.getMatchesHtml(code, matches);
+ // finally, split all lines so that they wrap well
+ html = this.getCodeLinesHtml(html, lineNumbers);
+
+ // finally, process the links
+ if (this.getParam('auto-links'))
+ html = processUrls(html);
+
+ if (typeof(navigator) != 'undefined' && navigator.userAgent && navigator.userAgent.match(/MSIE/))
+ classes.push('ie');
+
+ html =
+ '<div id="' + getHighlighterId(this.id) + '" class="' + classes.join(' ') + '">'
+ + (this.getParam('toolbar') ? sh.toolbar.getHtml(this) : '')
+ + '<table border="0" cellpadding="0" cellspacing="0">'
+ + this.getTitleHtml(this.getParam('title'))
+ + '<tbody>'
+ + '<tr>'
+ + (gutter ? '<td class="gutter">' + this.getLineNumbersHtml(code) + '</td>' : '')
+ + '<td class="code">'
+ + '<div class="container">'
+ + html
+ + '</div>'
+ + '</td>'
+ + '</tr>'
+ + '</tbody>'
+ + '</table>'
+ + '</div>'
+ ;
+
+ return html;
+ },
+
+ /**
+ * Highlights the code and returns complete HTML.
+ * @param {String} code Code to highlight.
+ * @return {Element} Returns container DIV element with all markup.
+ */
+ getDiv: function(code)
+ {
+ if (code === null)
+ code = '';
+
+ this.code = code;
+
+ var div = this.create('div');
+
+ // create main HTML
+ div.innerHTML = this.getHtml(code);
+
+ // set up click handlers
+ if (this.getParam('toolbar'))
+ attachEvent(findElement(div, '.toolbar'), 'click', sh.toolbar.handler);
+
+ if (this.getParam('quick-code'))
+ attachEvent(findElement(div, '.code'), 'dblclick', quickCodeHandler);
+
+ return div;
+ },
+
+ /**
+ * Initializes the highlighter/brush.
+ *
+ * Constructor isn't used for initialization so that nothing executes during necessary
+ * `new SyntaxHighlighter.Highlighter()` call when setting up brush inheritence.
+ *
+ * @param {Hash} params Highlighter parameters.
+ */
+ init: function(params)
+ {
+ this.id = guid();
+
+ // register this instance in the highlighters list
+ storeHighlighter(this);
+
+ // local params take precedence over defaults
+ this.params = merge(sh.defaults, params || {})
+
+ // process light mode
+ if (this.getParam('light') == true)
+ this.params.toolbar = this.params.gutter = false;
+ },
+
+ /**
+ * Converts space separated list of keywords into a regular expression string.
+ * @param {String} str Space separated keywords.
+ * @return {String} Returns regular expression string.
+ */
+ getKeywords: function(str)
+ {
+ str = str
+ .replace(/^\s+|\s+$/g, '')
+ .replace(/\s+/g, '|')
+ ;
+
+ return '\\b(?:' + str + ')\\b';
+ },
+
+ /**
+ * Makes a brush compatible with the `html-script` functionality.
+ * @param {Object} regexGroup Object containing `left` and `right` regular expressions.
+ */
+ forHtmlScript: function(regexGroup)
+ {
+ this.htmlScript = {
+ left : { regex: regexGroup.left, css: 'script' },
+ right : { regex: regexGroup.right, css: 'script' },
+ code : new XRegExp(
+ "(?<left>" + regexGroup.left.source + ")" +
+ "(?<code>.*?)" +
+ "(?<right>" + regexGroup.right.source + ")",
+ "sgi"
+ )
+ };
+ }
+}; // end of Highlighter
+
+return sh;
+}(); // end of anonymous function
+
+// CommonJS
+typeof(exports) != 'undefined' ? exports['SyntaxHighlighter'] = SyntaxHighlighter : null;
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