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upgrade dojo to 1.8.3 (refs #570)
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Andrew Dolgov
223
lib/dijit/_editor/html.js.uncompressed.js
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223
lib/dijit/_editor/html.js.uncompressed.js
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define("dijit/_editor/html", [
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"dojo/_base/array",
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"dojo/_base/lang", // lang.setObject
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"dojo/sniff" // has("ie")
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], function(array, lang, has){
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// module:
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// dijit/_editor/html
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// summary:
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// HTML serialization utility functions used by editor
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var exports = {};
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lang.setObject("dijit._editor.html", exports);
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var escape = exports.escapeXml = function(/*String*/ str, /*Boolean?*/ noSingleQuotes){
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// summary:
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// Adds escape sequences for special characters in XML: `&<>"'`.
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// Optionally skips escapes for single quotes.
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str = str.replace(/&/gm, "&").replace(/</gm, "<").replace(/>/gm, ">").replace(/"/gm, """);
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if(!noSingleQuotes){
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str = str.replace(/'/gm, "'");
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}
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return str; // string
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};
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exports.getNodeHtml = function(/*DomNode*/ node){
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// summary:
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// Return string representing HTML for node and it's children
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var output = [];
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exports.getNodeHtmlHelper(node, output);
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return output.join("");
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};
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exports.getNodeHtmlHelper = function(/*DomNode*/ node, /*String[]*/ output){
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// summary:
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// Pushes array of strings into output[] which represent HTML for node and it's children
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switch(node.nodeType){
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case 1: // element node
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var lName = node.nodeName.toLowerCase();
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if(!lName || lName.charAt(0) == "/"){
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// IE does some strange things with malformed HTML input, like
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// treating a close tag </span> without an open tag <span>, as
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// a new tag with tagName of /span. Corrupts output HTML, remove
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// them. Other browsers don't prefix tags that way, so will
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// never show up.
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return "";
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}
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output.push('<', lName);
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// store the list of attributes and sort it to have the
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// attributes appear in the dictionary order
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var attrarray = [], attrhash = {};
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var attr;
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if(has("dom-attributes-explicit") || has("dom-attributes-specified-flag")){
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// IE8+ and all other browsers.
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var i = 0;
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while((attr = node.attributes[i++])){
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// ignore all attributes starting with _dj which are
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// internal temporary attributes used by the editor
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var n = attr.name;
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if(n.substr(0,3) !== '_dj' &&
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(!has("dom-attributes-specified-flag") || attr.specified) &&
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!(n in attrhash)){ // workaround repeated attributes bug in IE8 (LinkDialog test)
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var v = attr.value;
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if(n == 'src' || n == 'href'){
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if(node.getAttribute('_djrealurl')){
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v = node.getAttribute('_djrealurl');
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}
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}
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if(has("ie") === 8 && n === "style"){
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v = v.replace("HEIGHT:", "height:").replace("WIDTH:", "width:");
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}
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attrarray.push([n,v]);
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attrhash[n] = v;
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}
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}
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}else{
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// IE6-7 code path
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var clone = /^input$|^img$/i.test(node.nodeName) ? node : node.cloneNode(false);
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var s = clone.outerHTML;
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// Split up and manage the attrs via regexp
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// similar to prettyPrint attr logic.
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var rgxp_attrsMatch = /[\w-]+=("[^"]*"|'[^']*'|\S*)/gi
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var attrSplit = s.match(rgxp_attrsMatch);
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s = s.substr(0, s.indexOf('>'));
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array.forEach(attrSplit, function(attr){
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if(attr){
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var idx = attr.indexOf("=");
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if(idx > 0){
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var key = attr.substring(0,idx);
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if(key.substr(0,3) != '_dj'){
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if(key == 'src' || key == 'href'){
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if(node.getAttribute('_djrealurl')){
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attrarray.push([key,node.getAttribute('_djrealurl')]);
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return;
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}
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}
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var val, match;
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switch(key){
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case 'style':
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val = node.style.cssText.toLowerCase();
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break;
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case 'class':
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val = node.className;
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break;
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case 'width':
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if(lName === "img"){
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// This somehow gets lost on IE for IMG tags and the like
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// and we have to find it in outerHTML, known IE oddity.
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match=/width=(\S+)/i.exec(s);
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if(match){
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val = match[1];
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}
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break;
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}
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case 'height':
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if(lName === "img"){
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// This somehow gets lost on IE for IMG tags and the like
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// and we have to find it in outerHTML, known IE oddity.
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match=/height=(\S+)/i.exec(s);
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if(match){
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val = match[1];
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}
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break;
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}
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default:
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val = node.getAttribute(key);
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}
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if(val != null){
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attrarray.push([key, val.toString()]);
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}
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}
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}
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}
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}, this);
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}
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attrarray.sort(function(a,b){
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return a[0] < b[0] ? -1 : (a[0] == b[0] ? 0 : 1);
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});
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var j = 0;
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while((attr = attrarray[j++])){
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output.push(' ', attr[0], '="',
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(typeof attr[1] === "string" ? escape(attr[1], true) : attr[1]), '"');
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}
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switch(lName){
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case 'br':
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case 'hr':
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case 'img':
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case 'input':
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case 'base':
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case 'meta':
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case 'area':
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case 'basefont':
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// These should all be singly closed
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output.push(' />');
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break;
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case 'script':
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// Browsers handle script tags differently in how you get content,
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// but innerHTML always seems to work, so insert its content that way
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// Yes, it's bad to allow script tags in the editor code, but some people
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// seem to want to do it, so we need to at least return them right.
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// other plugins/filters can strip them.
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output.push('>', node.innerHTML, '</', lName, '>');
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break;
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default:
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output.push('>');
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if(node.hasChildNodes()){
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exports.getChildrenHtmlHelper(node, output);
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}
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output.push('</', lName, '>');
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}
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break;
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case 4: // cdata
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case 3: // text
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// FIXME:
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output.push(escape(node.nodeValue, true));
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break;
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case 8: // comment
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// FIXME:
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output.push('<!--', escape(node.nodeValue, true), '-->');
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break;
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default:
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output.push("<!-- Element not recognized - Type: ", node.nodeType, " Name: ", node.nodeName, "-->");
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}
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};
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exports.getChildrenHtml = function(/*DomNode*/ node){
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// summary:
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// Returns the html content of a DomNode's children
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var output = [];
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exports.getChildrenHtmlHelper(node, output);
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return output.join("");
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};
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exports.getChildrenHtmlHelper = function(/*DomNode*/ dom, /*String[]*/ output){
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// summary:
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// Pushes the html content of a DomNode's children into out[]
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if(!dom){ return; }
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var nodes = dom["childNodes"] || dom;
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// IE issue.
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// If we have an actual node we can check parent relationships on for IE,
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// We should check, as IE sometimes builds invalid DOMS. If no parent, we can't check
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// And should just process it and hope for the best.
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var checkParent = !has("ie") || nodes !== dom;
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var node, i = 0;
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while((node = nodes[i++])){
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// IE is broken. DOMs are supposed to be a tree. But in the case of malformed HTML, IE generates a graph
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// meaning one node ends up with multiple references (multiple parents). This is totally wrong and invalid, but
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// such is what it is. We have to keep track and check for this because otherwise the source output HTML will have dups.
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// No other browser generates a graph. Leave it to IE to break a fundamental DOM rule. So, we check the parent if we can
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// If we can't, nothing more we can do other than walk it.
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if(!checkParent || node.parentNode == dom){
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exports.getNodeHtmlHelper(node, output);
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}
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}
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};
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return exports;
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});
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