diff options
Diffstat (limited to 'js/dojo-1.6/dojox/html/_base.js')
| -rw-r--r-- | js/dojo-1.6/dojox/html/_base.js | 386 |
1 files changed, 386 insertions, 0 deletions
diff --git a/js/dojo-1.6/dojox/html/_base.js b/js/dojo-1.6/dojox/html/_base.js new file mode 100644 index 0000000..c2fe75b --- /dev/null +++ b/js/dojo-1.6/dojox/html/_base.js @@ -0,0 +1,386 @@ +/*
+ Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved.
+ Available via Academic Free License >= 2.1 OR the modified BSD license.
+ see: http://dojotoolkit.org/license for details
+*/
+
+
+if(!dojo._hasResource["dojox.html._base"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
+dojo._hasResource["dojox.html._base"] = true;
+/*
+ Status: dont know where this will all live exactly
+ Need to pull in the implementation of the various helper methods
+ Some can be static method, others maybe methods of the ContentSetter (?)
+
+ Gut the ContentPane, replace its _setContent with our own call to dojox.html.set()
+
+
+*/
+
+dojo.provide("dojox.html._base");
+
+dojo.require("dojo.html");
+
+(function() {
+
+ if(dojo.isIE){
+ var alphaImageLoader = /(AlphaImageLoader\([^)]*?src=(['"]))(?![a-z]+:|\/)([^\r\n;}]+?)(\2[^)]*\)\s*[;}]?)/g;
+ }
+
+ // css at-rules must be set before any css declarations according to CSS spec
+ // match:
+ // @import 'http://dojotoolkit.org/dojo.css';
+ // @import 'you/never/thought/' print;
+ // @import url("it/would/work") tv, screen;
+ // @import url(/did/you/now.css);
+ // but not:
+ // @namespace dojo "http://dojotoolkit.org/dojo.css"; /* namespace URL should always be a absolute URI */
+ // @charset 'utf-8';
+ // @media print{ #menuRoot {display:none;} }
+
+ // we adjust all paths that dont start on '/' or contains ':'
+ //(?![a-z]+:|\/)
+
+ var cssPaths = /(?:(?:@import\s*(['"])(?![a-z]+:|\/)([^\r\n;{]+?)\1)|url\(\s*(['"]?)(?![a-z]+:|\/)([^\r\n;]+?)\3\s*\))([a-z, \s]*[;}]?)/g;
+
+ var adjustCssPaths = dojox.html._adjustCssPaths = function(cssUrl, cssText){
+ // summary:
+ // adjusts relative paths in cssText to be relative to cssUrl
+ // a path is considered relative if it doesn't start with '/' and not contains ':'
+ // description:
+ // Say we fetch a HTML page from level1/page.html
+ // It has some inline CSS:
+ // @import "css/page.css" tv, screen;
+ // ...
+ // background-image: url(images/aplhaimage.png);
+ //
+ // as we fetched this HTML and therefore this CSS
+ // from level1/page.html, these paths needs to be adjusted to:
+ // @import 'level1/css/page.css' tv, screen;
+ // ...
+ // background-image: url(level1/images/alphaimage.png);
+ //
+ // In IE it will also adjust relative paths in AlphaImageLoader()
+ // filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='images/alphaimage.png');
+ // will be adjusted to:
+ // filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='level1/images/alphaimage.png');
+ //
+ // Please note that any relative paths in AlphaImageLoader in external css files wont work, as
+ // the paths in AlphaImageLoader is MUST be declared relative to the HTML page,
+ // not relative to the CSS file that declares it
+
+ if(!cssText || !cssUrl){ return; }
+
+ // support the ImageAlphaFilter if it exists, most people use it in IE 6 for transparent PNGs
+ // We are NOT going to kill it in IE 7 just because the PNGs work there. Somebody might have
+ // other uses for it.
+ // If user want to disable css filter in IE6 he/she should
+ // unset filter in a declaration that just IE 6 doesn't understands
+ // like * > .myselector { filter:none; }
+ if(alphaImageLoader){
+ cssText = cssText.replace(alphaImageLoader, function(ignore, pre, delim, url, post){
+ return pre + (new dojo._Url(cssUrl, './'+url).toString()) + post;
+ });
+ }
+
+ return cssText.replace(cssPaths, function(ignore, delimStr, strUrl, delimUrl, urlUrl, media){
+ if(strUrl){
+ return '@import "' + (new dojo._Url(cssUrl, './'+strUrl).toString()) + '"' + media;
+ }else{
+ return 'url(' + (new dojo._Url(cssUrl, './'+urlUrl).toString()) + ')' + media;
+ }
+ });
+ };
+
+ // attributepaths one tag can have multiple paths, example:
+ // <input src="..." style="url(..)"/> or <a style="url(..)" href="..">
+ // <img style='filter:progid...AlphaImageLoader(src="noticeTheSrcHereRunsThroughHtmlSrc")' src="img">
+ var htmlAttrPaths = /(<[a-z][a-z0-9]*\s[^>]*)(?:(href|src)=(['"]?)([^>]*?)\3|style=(['"]?)([^>]*?)\5)([^>]*>)/gi;
+
+ var adjustHtmlPaths = dojox.html._adjustHtmlPaths = function(htmlUrl, cont){
+ var url = htmlUrl || "./";
+
+ return cont.replace(htmlAttrPaths,
+ function(tag, start, name, delim, relUrl, delim2, cssText, end){
+ return start + (name ?
+ (name + '=' + delim + (new dojo._Url(url, relUrl).toString()) + delim)
+ : ('style=' + delim2 + adjustCssPaths(url, cssText) + delim2)
+ ) + end;
+ }
+ );
+ };
+
+ var snarfStyles = dojox.html._snarfStyles = function (/*String*/cssUrl, /*String*/cont, /*Array*/styles){
+ /**************** cut out all <style> and <link rel="stylesheet" href=".."> **************/
+ // also return any attributes from this tag (might be a media attribute)
+ // if cssUrl is set it will adjust paths accordingly
+ styles.attributes = [];
+
+ return cont.replace(/(?:<style([^>]*)>([\s\S]*?)<\/style>|<link\s+(?=[^>]*rel=['"]?stylesheet)([^>]*?href=(['"])([^>]*?)\4[^>\/]*)\/?>)/gi,
+ function(ignore, styleAttr, cssText, linkAttr, delim, href){
+ // trim attribute
+ var i, attr = (styleAttr||linkAttr||"").replace(/^\s*([\s\S]*?)\s*$/i, "$1");
+ if(cssText){
+ i = styles.push(cssUrl ? adjustCssPaths(cssUrl, cssText) : cssText);
+ }else{
+ i = styles.push('@import "' + href + '";');
+ attr = attr.replace(/\s*(?:rel|href)=(['"])?[^\s]*\1\s*/gi, ""); // remove rel=... and href=...
+ }
+ if(attr){
+ attr = attr.split(/\s+/);// split on both "\n", "\t", " " etc
+ var atObj = {}, tmp;
+ for(var j = 0, e = attr.length; j < e; j++){
+ tmp = attr[j].split('='); // split name='value'
+ atObj[tmp[0]] = tmp[1].replace(/^\s*['"]?([\s\S]*?)['"]?\s*$/, "$1"); // trim and remove ''
+ }
+ styles.attributes[i - 1] = atObj;
+ }
+ return "";
+ }
+ );
+ };
+
+ var snarfScripts = dojox.html._snarfScripts = function(cont, byRef){
+ // summary
+ // strips out script tags from cont
+ // invoke with
+ // byRef = {errBack:function(){/*add your download error code here*/, downloadRemote: true(default false)}}
+ // byRef will have {code: 'jscode'} when this scope leaves
+ byRef.code = "";
+
+ //Update script tags nested in comments so that the script tag collector doesn't pick
+ //them up.
+ cont = cont.replace(/<[!][-][-](.|\s)*?[-][-]>/g,
+ function(comment){
+ return comment.replace(/<(\/?)script\b/ig,"<$1Script");
+ }
+ );
+
+ function download(src){
+ if(byRef.downloadRemote){
+ // console.debug('downloading',src);
+ //Fix up src, in case there were entity character encodings in it.
+ //Probably only need to worry about a subset.
+ src = src.replace(/&([a-z0-9#]+);/g, function(m, name) {
+ switch(name) {
+ case "amp" : return "&";
+ case "gt" : return ">";
+ case "lt" : return "<";
+ default:
+ return name.charAt(0)=="#" ? String.fromCharCode(name.substring(1)) : "&"+name+";";
+ }
+ });
+ dojo.xhrGet({
+ url: src,
+ sync: true,
+ load: function(code){
+ byRef.code += code+";";
+ },
+ error: byRef.errBack
+ });
+ }
+ }
+
+ // match <script>, <script type="text/..., but not <script type="dojo(/method)...
+ return cont.replace(/<script\s*(?![^>]*type=['"]?(?:dojo\/|text\/html\b))(?:[^>]*?(?:src=(['"]?)([^>]*?)\1[^>]*)?)*>([\s\S]*?)<\/script>/gi,
+ function(ignore, delim, src, code){
+ if(src){
+ download(src);
+ }else{
+ byRef.code += code;
+ }
+ return "";
+ }
+ );
+ };
+
+ var evalInGlobal = dojox.html.evalInGlobal = function(code, appendNode){
+ // we do our own eval here as dojo.eval doesn't eval in global crossbrowser
+ // This work X browser but but it relies on a DOM
+ // plus it doesn't return anything, thats unrelevant here but not for dojo core
+ appendNode = appendNode || dojo.doc.body;
+ var n = appendNode.ownerDocument.createElement('script');
+ n.type = "text/javascript";
+ appendNode.appendChild(n);
+ n.text = code; // DOM 1 says this should work
+ };
+
+ dojo.declare("dojox.html._ContentSetter", [dojo.html._ContentSetter], {
+ // adjustPaths: Boolean
+ // Adjust relative paths in html string content to point to this page
+ // Only useful if you grab content from a another folder than the current one
+ adjustPaths: false,
+ referencePath: ".",
+ renderStyles: false,
+
+ executeScripts: false,
+ scriptHasHooks: false,
+ scriptHookReplacement: null,
+
+ _renderStyles: function(styles){
+ // insert css from content into document head
+ this._styleNodes = [];
+ var st, att, cssText, doc = this.node.ownerDocument;
+ var head = doc.getElementsByTagName('head')[0];
+
+ for(var i = 0, e = styles.length; i < e; i++){
+ cssText = styles[i]; att = styles.attributes[i];
+ st = doc.createElement('style');
+ st.setAttribute("type", "text/css"); // this is required in CSS spec!
+
+ for(var x in att){
+ st.setAttribute(x, att[x]);
+ }
+
+ this._styleNodes.push(st);
+ head.appendChild(st); // must insert into DOM before setting cssText
+
+ if(st.styleSheet){ // IE
+ st.styleSheet.cssText = cssText;
+ }else{ // w3c
+ st.appendChild(doc.createTextNode(cssText));
+ }
+ }
+ },
+
+ empty: function() {
+ this.inherited("empty", arguments);
+
+ // empty out the styles array from any previous use
+ this._styles = [];
+ },
+
+ onBegin: function() {
+ // summary
+ // Called after instantiation, but before set();
+ // It allows modification of any of the object properties - including the node and content
+ // provided - before the set operation actually takes place
+ // This implementation extends that of dojo.html._ContentSetter
+ // to add handling for adjustPaths, renderStyles on the html string content before it is set
+ this.inherited("onBegin", arguments);
+
+ var cont = this.content,
+ node = this.node;
+
+ var styles = this._styles;// init vars
+
+ if(dojo.isString(cont)){
+ if(this.adjustPaths && this.referencePath){
+ cont = adjustHtmlPaths(this.referencePath, cont);
+ }
+
+ if(this.renderStyles || this.cleanContent){
+ cont = snarfStyles(this.referencePath, cont, styles);
+ }
+
+ // because of a bug in IE, script tags that is first in html hierarchy doesnt make it into the DOM
+ // when content is innerHTML'ed, so we can't use dojo.query to retrieve scripts from DOM
+ if(this.executeScripts){
+ var _t = this;
+ var byRef = {
+ downloadRemote: true,
+ errBack:function(e){
+ _t._onError.call(_t, 'Exec', 'Error downloading remote script in "'+_t.id+'"', e);
+ }
+ };
+ cont = snarfScripts(cont, byRef);
+ this._code = byRef.code;
+ }
+ }
+ this.content = cont;
+ },
+
+ onEnd: function() {
+ // summary
+ // Called after set(), when the new content has been pushed into the node
+ // It provides an opportunity for post-processing before handing back the node to the caller
+ // This implementation extends that of dojo.html._ContentSetter
+
+ var code = this._code,
+ styles = this._styles;
+
+ // clear old stylenodes from the DOM
+ // these were added by the last set call
+ // (in other words, if you dont keep and reuse the ContentSetter for a particular node
+ // .. you'll have no practical way to do this)
+ if(this._styleNodes && this._styleNodes.length){
+ while(this._styleNodes.length){
+ dojo.destroy(this._styleNodes.pop());
+ }
+ }
+ // render new style nodes
+ if(this.renderStyles && styles && styles.length){
+ this._renderStyles(styles);
+ }
+
+ if(this.executeScripts && code){
+ if(this.cleanContent){
+ // clean JS from html comments and other crap that browser
+ // parser takes care of in a normal page load
+ code = code.replace(/(<!--|(?:\/\/)?-->|<!\[CDATA\[|\]\]>)/g, '');
+ }
+ if(this.scriptHasHooks){
+ // replace _container_ with this.scriptHookReplace()
+ // the scriptHookReplacement can be a string
+ // or a function, which when invoked returns the string you want to substitute in
+ code = code.replace(/_container_(?!\s*=[^=])/g, this.scriptHookReplacement);
+ }
+ try{
+ evalInGlobal(code, this.node);
+ }catch(e){
+ this._onError('Exec', 'Error eval script in '+this.id+', '+e.message, e);
+ }
+ }
+ this.inherited("onEnd", arguments);
+ },
+ tearDown: function() {
+ this.inherited(arguments);
+ delete this._styles;
+ // only tear down -or another set() - will explicitly throw away the
+ // references to the style nodes we added
+ if(this._styleNodes && this._styleNodes.length){
+ while(this._styleNodes.length){
+ dojo.destroy(this._styleNodes.pop());
+ }
+ }
+ delete this._styleNodes;
+ // reset the defaults from the prototype
+ dojo.mixin(this, dojo.getObject(this.declaredClass).prototype);
+ }
+
+ });
+
+ dojox.html.set = function(/* DomNode */ node, /* String|DomNode|NodeList */ cont, /* Object? */ params){
+ // TODO: add all the other options
+ // summary:
+ // inserts (replaces) the given content into the given node
+ // node:
+ // the parent element that will receive the content
+ // cont:
+ // the content to be set on the parent element.
+ // This can be an html string, a node reference or a NodeList, dojo.NodeList, Array or other enumerable list of nodes
+ // params:
+ // Optional flags/properties to configure the content-setting. See dojo.html._ContentSetter
+ // example:
+ // A safe string/node/nodelist content replacement/injection with hooks for extension
+ // Example Usage:
+ // dojo.html.set(node, "some string");
+ // dojo.html.set(node, contentNode, {options});
+ // dojo.html.set(node, myNode.childNodes, {options});
+
+ if(!params){
+ // simple and fast
+ return dojo.html._setNodeContent(node, cont, true);
+ }else{
+ // more options but slower
+ var op = new dojox.html._ContentSetter(dojo.mixin(
+ params,
+ { content: cont, node: node }
+ ));
+ return op.set();
+ }
+ };
+
+})();
+
+}
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