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Diffstat (limited to 'infrastructure/ace/www/domline.js')
| -rw-r--r-- | infrastructure/ace/www/domline.js | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/infrastructure/ace/www/domline.js b/infrastructure/ace/www/domline.js deleted file mode 100644 index 70f86cc..0000000 --- a/infrastructure/ace/www/domline.js +++ /dev/null @@ -1,210 +0,0 @@ -// THIS FILE IS ALSO AN APPJET MODULE: etherpad.collab.ace.domline - -/** - * Copyright 2009 Google Inc. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS-IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -var domline = {}; -domline.noop = function() {}; -domline.identity = function(x) { return x; }; - -domline.addToLineClass = function(lineClass, cls) { - // an "empty span" at any point can be used to add classes to - // the line, using line:className. otherwise, we ignore - // the span. - cls.replace(/\S+/g, function (c) { - if (c.indexOf("line:") == 0) { - // add class to line - lineClass = (lineClass ? lineClass+' ' : '')+c.substring(5); - } - }); - return lineClass; -} - -// if "document" is falsy we don't create a DOM node, just -// an object with innerHTML and className -domline.createDomLine = function(nonEmpty, doesWrap, optBrowser, optDocument) { - var result = { node: null, - appendSpan: domline.noop, - prepareForAdd: domline.noop, - notifyAdded: domline.noop, - clearSpans: domline.noop, - finishUpdate: domline.noop, - lineMarker: 0 }; - - var browser = (optBrowser || {}); - var document = optDocument; - - if (document) { - result.node = document.createElement("div"); - } - else { - result.node = {innerHTML: '', className: ''}; - } - - var html = []; - var preHtml, postHtml; - var curHTML = null; - function processSpaces(s) { - return domline.processSpaces(s, doesWrap); - } - var identity = domline.identity; - var perTextNodeProcess = (doesWrap ? identity : processSpaces); - var perHtmlLineProcess = (doesWrap ? processSpaces : identity); - var lineClass = 'ace-line'; - result.appendSpan = function(txt, cls) { - if (cls.indexOf('list') >= 0) { - var listType = /(?:^| )list:(\S+)/.exec(cls); - if (listType) { - listType = listType[1]; - if (listType) { - preHtml = '<ul class="list-'+listType+'"><li>'; - postHtml = '</li></ul>'; - } - result.lineMarker += txt.length; - return; // don't append any text - } - } - var href = null; - var simpleTags = null; - if (cls.indexOf('url') >= 0) { - cls = cls.replace(/(^| )url:(\S+)/g, function(x0, space, url) { - href = url; - return space+"url"; - }); - } - if (cls.indexOf('tag') >= 0) { - cls = cls.replace(/(^| )tag:(\S+)/g, function(x0, space, tag) { - if (! simpleTags) simpleTags = []; - simpleTags.push(tag.toLowerCase()); - return space+tag; - }); - } - if ((! txt) && cls) { - lineClass = domline.addToLineClass(lineClass, cls); - } - else if (txt) { - var extraOpenTags = ""; - var extraCloseTags = ""; - if (href) { - extraOpenTags = extraOpenTags+'<a href="'+ - href.replace(/\"/g, '"')+'">'; - extraCloseTags = '</a>'+extraCloseTags; - } - if (simpleTags) { - simpleTags.sort(); - extraOpenTags = extraOpenTags+'<'+simpleTags.join('><')+'>'; - simpleTags.reverse(); - extraCloseTags = '</'+simpleTags.join('></')+'>'+extraCloseTags; - } - html.push('<span class="',cls||'','">',extraOpenTags, - perTextNodeProcess(domline.escapeHTML(txt)), - extraCloseTags,'</span>'); - } - }; - result.clearSpans = function() { - html = []; - lineClass = ''; // non-null to cause update - result.lineMarker = 0; - }; - function writeHTML() { - var newHTML = perHtmlLineProcess(html.join('')); - if (! newHTML) { - if ((! document) || (! optBrowser)) { - newHTML += ' '; - } - else if (! browser.msie) { - newHTML += '<br/>'; - } - } - if (nonEmpty) { - newHTML = (preHtml||'')+newHTML+(postHtml||''); - } - html = preHtml = postHtml = null; // free memory - if (newHTML !== curHTML) { - curHTML = newHTML; - result.node.innerHTML = curHTML; - } - if (lineClass !== null) result.node.className = lineClass; - } - result.prepareForAdd = writeHTML; - result.finishUpdate = writeHTML; - result.getInnerHTML = function() { return curHTML || ''; }; - - return result; -}; - -domline.escapeHTML = function(s) { - var re = /[&<>'"]/g; /']/; // stupid indentation thing - if (! re.MAP) { - // persisted across function calls! - re.MAP = { - '&': '&', - '<': '<', - '>': '>', - '"': '"', - "'": ''' - }; - } - return s.replace(re, function(c) { return re.MAP[c]; }); -}; - -domline.processSpaces = function(s, doesWrap) { - if (s.indexOf("<") < 0 && ! doesWrap) { - // short-cut - return s.replace(/ /g, ' '); - } - var parts = []; - s.replace(/<[^>]*>?| |[^ <]+/g, function(m) { parts.push(m); }); - if (doesWrap) { - var endOfLine = true; - var beforeSpace = false; - // last space in a run is normal, others are nbsp, - // end of line is nbsp - for(var i=parts.length-1;i>=0;i--) { - var p = parts[i]; - if (p == " ") { - if (endOfLine || beforeSpace) - parts[i] = ' '; - endOfLine = false; - beforeSpace = true; - } - else if (p.charAt(0) != "<") { - endOfLine = false; - beforeSpace = false; - } - } - // beginning of line is nbsp - for(var i=0;i<parts.length;i++) { - var p = parts[i]; - if (p == " ") { - parts[i] = ' '; - break; - } - else if (p.charAt(0) != "<") { - break; - } - } - } - else { - for(var i=0;i<parts.length;i++) { - var p = parts[i]; - if (p == " ") { - parts[i] = ' '; - } - } - } - return parts.join(''); -}; |