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Diffstat (limited to 'includes/js/dojox/highlight/_base.js')
| -rw-r--r-- | includes/js/dojox/highlight/_base.js | 406 |
1 files changed, 0 insertions, 406 deletions
diff --git a/includes/js/dojox/highlight/_base.js b/includes/js/dojox/highlight/_base.js deleted file mode 100644 index 46b5267..0000000 --- a/includes/js/dojox/highlight/_base.js +++ /dev/null @@ -1,406 +0,0 @@ -if(!dojo._hasResource["dojox.highlight._base"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code. -dojo._hasResource["dojox.highlight._base"] = true; -dojo.provide("dojox.highlight._base"); - -// -// dojox.highlight - syntax highlighting with language auto-detection -// released under CLA by the Dojo Toolkit -// orig BSD release available from: http://softwaremaniacs.org/soft/highlight/ -// - -(function(){ - var dh = dojox.highlight, - C_NUMBER_RE = '\\b(0x[A-Za-z0-9]+|\\d+(\\.\\d+)?)'; - - // constants - - dh.constants = { - IDENT_RE: '[a-zA-Z][a-zA-Z0-9_]*', - UNDERSCORE_IDENT_RE: '[a-zA-Z_][a-zA-Z0-9_]*', - NUMBER_RE: '\\b\\d+(\\.\\d+)?', - C_NUMBER_RE: C_NUMBER_RE, - // Common modes - APOS_STRING_MODE: { - className: 'string', - begin: '\'', end: '\'', - illegal: '\\n', - contains: ['escape'], - relevance: 0 - }, - QUOTE_STRING_MODE: { - className: 'string', - begin: '"', - end: '"', - illegal: '\\n', - contains: ['escape'], - relevance: 0 - }, - BACKSLASH_ESCAPE: { - className: 'escape', - begin: '\\\\.', end: '^', - relevance: 0 - }, - C_LINE_COMMENT_MODE: { - className: 'comment', - begin: '//', end: '$', - relevance: 0 - }, - C_BLOCK_COMMENT_MODE: { - className: 'comment', - begin: '/\\*', end: '\\*/' - }, - HASH_COMMENT_MODE: { - className: 'comment', - begin: '#', end: '$' - }, - C_NUMBER_MODE: { - className: 'number', - begin: C_NUMBER_RE, end: '^', - relevance: 0 - } - }; - - // utilities - - function esc(value){ - return value.replace(/&/gm, '&').replace(/</gm, '<').replace(/>/gm, '>'); - } - - function verifyText(block){ - return dojo.every(block.childNodes, function(node){ - return node.nodeType == 3 || String(node.nodeName).toLowerCase() == 'br'; - }); - } - - function blockText(block){ - var result = []; - dojo.forEach(block.childNodes, function(node){ - if(node.nodeType == 3){ - result.push(node.nodeValue); - }else if(String(node.nodeName).toLowerCase() == 'br'){ - result.push("\n"); - }else{ - throw 'Complex markup'; - } - }); - return result.join(""); - } - - function buildKeywordGroups(mode){ - if(!mode.keywordGroups){ - for(var key in mode.keywords){ - var kw = mode.keywords[key]; - if(kw instanceof Object){ // dojo.isObject? - mode.keywordGroups = mode.keywords; - }else{ - mode.keywordGroups = {keyword: mode.keywords}; - } - break; - } - } - } - - function buildKeywords(lang){ - if(lang.defaultMode && lang.modes){ - buildKeywordGroups(lang.defaultMode); - dojo.forEach(lang.modes, buildKeywordGroups); - } - } - - // main object - - var Highlighter = function(langName, textBlock){ - // initialize the state - this.langName = langName; - this.lang = dh.languages[langName]; - this.modes = [this.lang.defaultMode]; - this.relevance = 0; - this.keywordCount = 0; - this.result = []; - - // build resources lazily - if(!this.lang.defaultMode.illegalRe){ - this.buildRes(); - buildKeywords(this.lang); - } - - // run the algorithm - try{ - this.highlight(textBlock); - this.result = this.result.join(""); - }catch(e){ - if(e == 'Illegal'){ - this.relevance = 0; - this.keywordCount = 0; - this.result = esc(textBlock); - }else{ - throw e; - } - } - }; - - dojo.extend(Highlighter, { - buildRes: function(){ - dojo.forEach(this.lang.modes, function(mode){ - if(mode.begin){ - mode.beginRe = this.langRe('^' + mode.begin); - } - if(mode.end){ - mode.endRe = this.langRe('^' + mode.end); - } - if(mode.illegal){ - mode.illegalRe = this.langRe('^(?:' + mode.illegal + ')'); - } - }, this); - this.lang.defaultMode.illegalRe = this.langRe('^(?:' + this.lang.defaultMode.illegal + ')'); - }, - - subMode: function(lexeme){ - var classes = this.modes[this.modes.length - 1].contains; - if(classes){ - var modes = this.lang.modes; - for(var i = 0; i < classes.length; ++i){ - var className = classes[i]; - for(var j = 0; j < modes.length; ++j){ - var mode = modes[j]; - if(mode.className == className && mode.beginRe.test(lexeme)){ return mode; } - } - } - } - return null; - }, - - endOfMode: function(lexeme){ - for(var i = this.modes.length - 1; i >= 0; --i){ - var mode = this.modes[i]; - if(mode.end && mode.endRe.test(lexeme)){ return this.modes.length - i; } - if(!mode.endsWithParent){ break; } - } - return 0; - }, - - isIllegal: function(lexeme){ - var illegalRe = this.modes[this.modes.length - 1].illegalRe; - return illegalRe && illegalRe.test(lexeme); - }, - - - langRe: function(value, global){ - var mode = 'm' + (this.lang.case_insensitive ? 'i' : '') + (global ? 'g' : ''); - return new RegExp(value, mode); - }, - - buildTerminators: function(){ - var mode = this.modes[this.modes.length - 1], - terminators = {}; - if(mode.contains){ - dojo.forEach(this.lang.modes, function(lmode){ - if(dojo.indexOf(mode.contains, lmode.className) >= 0){ - terminators[lmode.begin] = 1; - } - }); - } - for(var i = this.modes.length - 1; i >= 0; --i){ - var m = this.modes[i]; - if(m.end){ terminators[m.end] = 1; } - if(!m.endsWithParent){ break; } - } - if(mode.illegal){ terminators[mode.illegal] = 1; } - var t = []; - for(i in terminators){ t.push(i); } - mode.terminatorsRe = this.langRe("(" + t.join("|") + ")"); - }, - - eatModeChunk: function(value, index){ - var mode = this.modes[this.modes.length - 1]; - - // create terminators lazily - if(!mode.terminatorsRe){ - this.buildTerminators(); - } - - value = value.substr(index); - var match = mode.terminatorsRe.exec(value); - if(!match){ - return { - buffer: value, - lexeme: "", - end: true - }; - } - return { - buffer: match.index ? value.substr(0, match.index) : "", - lexeme: match[0], - end: false - }; - }, - - keywordMatch: function(mode, match){ - var matchStr = match[0]; - if(this.lang.case_insensitive){ matchStr = matchStr.toLowerCase(); } - for(var className in mode.keywordGroups){ - if(matchStr in mode.keywordGroups[className]){ return className; } - } - return ""; - }, - - buildLexemes: function(mode){ - var lexemes = {}; - dojo.forEach(mode.lexems, function(lexeme){ - lexemes[lexeme] = 1; - }); - var t = []; - for(var i in lexemes){ t.push(i); } - mode.lexemsRe = this.langRe("(" + t.join("|") + ")", true); - }, - - processKeywords: function(buffer){ - var mode = this.modes[this.modes.length - 1]; - if(!mode.keywords || !mode.lexems){ - return esc(buffer); - } - - // create lexemes lazily - if(!mode.lexemsRe){ - this.buildLexemes(mode); - } - - mode.lexemsRe.lastIndex = 0; - var result = [], lastIndex = 0, - match = mode.lexemsRe.exec(buffer); - while(match){ - result.push(esc(buffer.substr(lastIndex, match.index - lastIndex))); - var keywordM = this.keywordMatch(mode, match); - if(keywordM){ - ++this.keywordCount; - result.push('<span class="'+ keywordM +'">' + esc(match[0]) + '</span>'); - }else{ - result.push(esc(match[0])); - } - lastIndex = mode.lexemsRe.lastIndex; - match = mode.lexemsRe.exec(buffer); - } - result.push(esc(buffer.substr(lastIndex, buffer.length - lastIndex))); - return result.join(""); - }, - - processModeInfo: function(buffer, lexeme, end) { - var mode = this.modes[this.modes.length - 1]; - if(end){ - this.result.push(this.processKeywords(mode.buffer + buffer)); - return; - } - if(this.isIllegal(lexeme)){ throw 'Illegal'; } - var newMode = this.subMode(lexeme); - if(newMode){ - mode.buffer += buffer; - this.result.push(this.processKeywords(mode.buffer)); - if(newMode.excludeBegin){ - this.result.push(lexeme + '<span class="' + newMode.className + '">'); - newMode.buffer = ''; - }else{ - this.result.push('<span class="' + newMode.className + '">'); - newMode.buffer = lexeme; - } - this.modes.push(newMode); - this.relevance += typeof newMode.relevance == "number" ? newMode.relevance : 1; - return; - } - var endLevel = this.endOfMode(lexeme); - if(endLevel){ - mode.buffer += buffer; - if(mode.excludeEnd){ - this.result.push(this.processKeywords(mode.buffer) + '</span>' + lexeme); - }else{ - this.result.push(this.processKeywords(mode.buffer + lexeme) + '</span>'); - } - while(endLevel > 1){ - this.result.push('</span>'); - --endLevel; - this.modes.pop(); - } - this.modes.pop(); - this.modes[this.modes.length - 1].buffer = ''; - return; - } - }, - - highlight: function(value){ - var index = 0; - this.lang.defaultMode.buffer = ''; - do{ - var modeInfo = this.eatModeChunk(value, index); - this.processModeInfo(modeInfo.buffer, modeInfo.lexeme, modeInfo.end); - index += modeInfo.buffer.length + modeInfo.lexeme.length; - }while(!modeInfo.end); - if(this.modes.length > 1){ - throw 'Illegal'; - } - } - }); - - // more utilities - - function replaceText(node, className, text){ - if(String(node.tagName).toLowerCase() == "code" && String(node.parentNode.tagName).toLowerCase() == "pre"){ - // See these 4 lines? This is IE's notion of "node.innerHTML = text". Love this browser :-/ - var container = document.createElement('div'), - environment = node.parentNode.parentNode; - container.innerHTML = '<pre><code class="' + className + '">' + text + '</code></pre>'; - environment.replaceChild(container.firstChild, node.parentNode); - }else{ - node.className = className; - node.innerHTML = text; - } - } - - function highlightLanguage(block, lang){ - var highlight = new Highlighter(lang, blockText(block)); - replaceText(block, block.className, highlight.result); - } - - function highlightAuto(block){ - var result = "", langName = "", bestRelevance = 2, - textBlock = blockText(block); - for(var key in dh.languages){ - if(!dh.languages[key].defaultMode){ continue; } // skip internal members - var highlight = new Highlighter(key, textBlock), - relevance = highlight.keywordCount + highlight.relevance; - if(!result || relevance > relevanceMax){ - relevanceMax = relevance; - result = highlight.result; - langName = highlight.langName; - } - } - if(result){ - replaceText(block, langName, result); - } - } - - // the public API - - dh.init = function(/* DomNode */ block){ - // summary: the main (only required) public API. highlight a node. - if(dojo.hasClass(block,"no-highlight")){ return; } - if(!verifyText(block)){ return; } - - var classes = block.className.split(/\s+/), - flag = dojo.some(classes, function(className){ - if(className.charAt(0) != "_" && dh.languages[className]){ - highlightLanguage(block, className); - return true; // stop iterations - } - return false; // continue iterations - }); - if(!flag){ - highlightAuto(block); - } - }; - - // pseudo object for markup creation - dh.Code = function(params, node){ - dh.init(node); - }; -})(); - -} |