lib/dojo/html.js

   1 /*
   2         Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
   3         Available via Academic Free License >= 2.1 OR the modified BSD license.
   4         see: http://dojotoolkit.org/license for details
   5 */
   6
   7
   8 if(!dojo._hasResource["dojo.html"]){
   9 dojo._hasResource["dojo.html"]=true;
  10 dojo.provide("dojo.html");
  11 dojo.require("dojo.parser");
  12 (function(){
  13 var _1=0,d=dojo;
  14 dojo.html._secureForInnerHtml=function(_2){
  15 return _2.replace(/(?:\s*<!DOCTYPE\s[^>]+>|<title[^>]*>[\s\S]*?<\/title>)/ig,"");
  16 };
  17 dojo.html._emptyNode=dojo.empty;
  18 dojo.html._setNodeContent=function(_3,_4){
  19 d.empty(_3);
  20 if(_4){
  21 if(typeof _4=="string"){
  22 _4=d._toDom(_4,_3.ownerDocument);
  23 }
  24 if(!_4.nodeType&&d.isArrayLike(_4)){
  25 for(var _5=_4.length,i=0;i<_4.length;i=_5==_4.length?i+1:0){
  26 d.place(_4[i],_3,"last");
  27 }
  28 }else{
  29 d.place(_4,_3,"last");
  30 }
  31 }
  32 return _3;
  33 };
  34 dojo.declare("dojo.html._ContentSetter",null,{node:"",content:"",id:"",cleanContent:false,extractContent:false,parseContent:false,constructor:function(_6,_7){
  35 dojo.mixin(this,_6||{});
  36 _7=this.node=dojo.byId(this.node||_7);
  37 if(!this.id){
  38 this.id=["Setter",(_7)?_7.id||_7.tagName:"",_1++].join("_");
  39 }
  40 },set:function(_8,_9){
  41 if(undefined!==_8){
  42 this.content=_8;
  43 }
  44 if(_9){
  45 this._mixin(_9);
  46 }
  47 this.onBegin();
  48 this.setContent();
  49 this.onEnd();
  50 return this.node;
  51 },setContent:function(){
  52 var _a=this.node;
  53 if(!_a){
  54 throw new Error(this.declaredClass+": setContent given no node");
  55 }
  56 try{
  57 _a=dojo.html._setNodeContent(_a,this.content);
  58 }
  59 catch(e){
  60 var _b=this.onContentError(e);
  61 try{
  62 _a.innerHTML=_b;
  63 }
  64 catch(e){
  65 console.error("Fatal "+this.declaredClass+".setContent could not change content due to "+e.message,e);
  66 }
  67 }
  68 this.node=_a;
  69 },empty:function(){
  70 if(this.parseResults&&this.parseResults.length){
  71 dojo.forEach(this.parseResults,function(w){
  72 if(w.destroy){
  73 w.destroy();
  74 }
  75 });
  76 delete this.parseResults;
  77 }
  78 dojo.html._emptyNode(this.node);
  79 },onBegin:function(){
  80 var _c=this.content;
  81 if(dojo.isString(_c)){
  82 if(this.cleanContent){
  83 _c=dojo.html._secureForInnerHtml(_c);
  84 }
  85 if(this.extractContent){
  86 var _d=_c.match(/<body[^>]*>\s*([\s\S]+)\s*<\/body>/im);
  87 if(_d){
  88 _c=_d[1];
  89 }
  90 }
  91 }
  92 this.empty();
  93 this.content=_c;
  94 return this.node;
  95 },onEnd:function(){
  96 if(this.parseContent){
  97 this._parse();
  98 }
  99 return this.node;
 100 },tearDown:function(){
 101 delete this.parseResults;
 102 delete this.node;
 103 delete this.content;
 104 },onContentError:function(_e){
 105 return "Error occured setting content: "+_e;
 106 },_mixin:function(_f){
 107 var _10={},key;
 108 for(key in _f){
 109 if(key in _10){
 110 continue;
 111 }
 112 this[key]=_f[key];
 113 }
 114 },_parse:function(){
 115 var _11=this.node;
 116 try{
 117 this.parseResults=dojo.parser.parse({rootNode:_11,dir:this.dir,lang:this.lang});
 118 }
 119 catch(e){
 120 this._onError("Content",e,"Error parsing in _ContentSetter#"+this.id);
 121 }
 122 },_onError:function(_12,err,_13){
 123 var _14=this["on"+_12+"Error"].call(this,err);
 124 if(_13){
 125 console.error(_13,err);
 126 }else{
 127 if(_14){
 128 dojo.html._setNodeContent(this.node,_14,true);
 129 }
 130 }
 131 }});
 132 dojo.html.set=function(_15,_16,_17){
 133 if(undefined==_16){
 134 console.warn("dojo.html.set: no cont argument provided, using empty string");
 135 _16="";
 136 }
 137 if(!_17){
 138 return dojo.html._setNodeContent(_15,_16,true);
 139 }else{
 140 var op=new dojo.html._ContentSetter(dojo.mixin(_17,{content:_16,node:_15}));
 141 return op.set();
 142 }
 143 };
 144 })();
 145 }