lib/dijit/_editor/plugins/ViewSource.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["dijit._editor.plugins.ViewSource"]){
   9 dojo._hasResource["dijit._editor.plugins.ViewSource"]=true;
  10 dojo.provide("dijit._editor.plugins.ViewSource");
  11 dojo.require("dojo.window");
  12 dojo.require("dojo.i18n");
  13 dojo.require("dijit._editor._Plugin");
  14 dojo.require("dijit.form.Button");
  15 dojo.requireLocalization("dijit._editor","commands",null,"ROOT,ar,ca,cs,da,de,el,es,fi,fr,he,hu,it,ja,ko,nb,nl,pl,pt,pt-pt,ro,ru,sk,sl,sv,th,tr,zh,zh-tw");
  16 dojo.declare("dijit._editor.plugins.ViewSource",dijit._editor._Plugin,{stripScripts:true,stripComments:true,stripIFrames:true,readOnly:false,_fsPlugin:null,toggle:function(){
  17 if(dojo.isWebKit){
  18 this._vsFocused=true;
  19 }
  20 this.button.set("checked",!this.button.get("checked"));
  21 },_initButton:function(){
  22 var _1=dojo.i18n.getLocalization("dijit._editor","commands"),_2=this.editor;
  23 this.button=new dijit.form.ToggleButton({label:_1["viewSource"],dir:_2.dir,lang:_2.lang,showLabel:false,iconClass:this.iconClassPrefix+" "+this.iconClassPrefix+"ViewSource",tabIndex:"-1",onChange:dojo.hitch(this,"_showSource")});
  24 if(dojo.isIE==7){
  25 this._ieFixNode=dojo.create("div",{style:{opacity:"0",zIndex:"-1000",position:"absolute",top:"-1000px"}},dojo.body());
  26 }
  27 this.button.set("readOnly",false);
  28 },setEditor:function(_3){
  29 this.editor=_3;
  30 this._initButton();
  31 this.editor.addKeyHandler(dojo.keys.F12,true,true,dojo.hitch(this,function(e){
  32 this.button.focus();
  33 this.toggle();
  34 dojo.stopEvent(e);
  35 setTimeout(dojo.hitch(this,function(){
  36 this.editor.focus();
  37 }),100);
  38 }));
  39 },_showSource:function(_4){
  40 var ed=this.editor;
  41 var _5=ed._plugins;
  42 var _6;
  43 this._sourceShown=_4;
  44 var _7=this;
  45 try{
  46 if(!this.sourceArea){
  47 this._createSourceView();
  48 }
  49 if(_4){
  50 ed._sourceQueryCommandEnabled=ed.queryCommandEnabled;
  51 ed.queryCommandEnabled=function(_8){
  52 var _9=_8.toLowerCase();
  53 if(_9==="viewsource"){
  54 return true;
  55 }else{
  56 return false;
  57 }
  58 };
  59 this.editor.onDisplayChanged();
  60 _6=ed.get("value");
  61 _6=this._filter(_6);
  62 ed.set("value",_6);
  63 this._pluginList=[];
  64 this._disabledPlugins=dojo.filter(_5,function(p){
  65 if(p&&p.button&&!p.button.get("disabled")&&!(p instanceof dijit._editor.plugins.ViewSource)){
  66 p._vs_updateState=p.updateState;
  67 p.updateState=function(){
  68 return false;
  69 };
  70 p.button.set("disabled",true);
  71 if(p.command){
  72 switch(p.command){
  73 case "bold":
  74 case "italic":
  75 case "underline":
  76 case "strikethrough":
  77 case "superscript":
  78 case "subscript":
  79 p.button.set("checked",false);
  80 break;
  81 default:
  82 break;
  83 }
  84 }
  85 return true;
  86 }
  87 });
  88 if(this._fsPlugin){
  89 this._fsPlugin._getAltViewNode=function(){
  90 return _7.sourceArea;
  91 };
  92 }
  93 this.sourceArea.value=_6;
  94 var is=dojo.marginBox(ed.iframe.parentNode);
  95 dojo.marginBox(this.sourceArea,{w:is.w,h:is.h});
  96 dojo.style(ed.iframe,"display","none");
  97 dojo.style(this.sourceArea,{display:"block"});
  98 var _a=function(){
  99 var vp=dojo.window.getBox();
 100 if("_prevW" in this&&"_prevH" in this){
 101 if(vp.w===this._prevW&&vp.h===this._prevH){
 102 return;
 103 }else{
 104 this._prevW=vp.w;
 105 this._prevH=vp.h;
 106 }
 107 }else{
 108 this._prevW=vp.w;
 109 this._prevH=vp.h;
 110 }
 111 if(this._resizer){
 112 clearTimeout(this._resizer);
 113 delete this._resizer;
 114 }
 115 this._resizer=setTimeout(dojo.hitch(this,function(){
 116 delete this._resizer;
 117 this._resize();
 118 }),10);
 119 };
 120 this._resizeHandle=dojo.connect(window,"onresize",this,_a);
 121 setTimeout(dojo.hitch(this,this._resize),100);
 122 this.editor.onNormalizedDisplayChanged();
 123 }else{
 124 if(!ed._sourceQueryCommandEnabled){
 125 return;
 126 }
 127 dojo.disconnect(this._resizeHandle);
 128 delete this._resizeHandle;
 129 ed.queryCommandEnabled=ed._sourceQueryCommandEnabled;
 130 if(!this._readOnly){
 131 _6=this.sourceArea.value;
 132 _6=this._filter(_6);
 133 ed.beginEditing();
 134 ed.set("value",_6);
 135 ed.endEditing();
 136 }
 137 dojo.forEach(this._disabledPlugins,function(p){
 138 p.button.set("disabled",false);
 139 if(p._vs_updateState){
 140 p.updateState=p._vs_updateState;
 141 }
 142 });
 143 this._disabledPlugins=null;
 144 dojo.style(this.sourceArea,"display","none");
 145 dojo.style(ed.iframe,"display","block");
 146 delete ed._sourceQueryCommandEnabled;
 147 this.editor.onDisplayChanged();
 148 }
 149 setTimeout(dojo.hitch(this,function(){
 150 var _b=ed.domNode.parentNode;
 151 if(_b){
 152 var _c=dijit.getEnclosingWidget(_b);
 153 if(_c&&_c.resize){
 154 _c.resize();
 155 }
 156 }
 157 ed.resize();
 158 }),300);
 159 }
 160 catch(e){
 161 }
 162 },_resize:function(){
 163 var ed=this.editor;
 164 var _d=ed.getHeaderHeight();
 165 var fH=ed.getFooterHeight();
 166 var eb=dojo.position(ed.domNode);
 167 var _e=dojo._getPadBorderExtents(ed.iframe.parentNode);
 168 var _f=dojo._getMarginExtents(ed.iframe.parentNode);
 169 var _10=dojo._getPadBorderExtents(ed.domNode);
 170 var _11=dojo._getMarginExtents(ed.domNode);
 171 var edb={w:eb.w-(_10.w+_11.w),h:eb.h-(_d+_10.h+_11.h+fH)};
 172 if(this._fsPlugin&&this._fsPlugin.isFullscreen){
 173 var vp=dojo.window.getBox();
 174 edb.w=(vp.w-_10.w);
 175 edb.h=(vp.h-(_d+_10.h+fH));
 176 }
 177 if(dojo.isIE){
 178 edb.h-=2;
 179 }
 180 if(this._ieFixNode){
 181 var _12=-this._ieFixNode.offsetTop/1000;
 182 edb.w=Math.floor((edb.w+0.9)/_12);
 183 edb.h=Math.floor((edb.h+0.9)/_12);
 184 }
 185 dojo.marginBox(this.sourceArea,{w:edb.w-(_e.w+_f.w),h:edb.h-(_e.h+_f.h)});
 186 dojo.marginBox(ed.iframe.parentNode,{h:edb.h});
 187 },_createSourceView:function(){
 188 var ed=this.editor;
 189 var _13=ed._plugins;
 190 this.sourceArea=dojo.create("textarea");
 191 if(this.readOnly){
 192 dojo.attr(this.sourceArea,"readOnly",true);
 193 this._readOnly=true;
 194 }
 195 dojo.style(this.sourceArea,{padding:"0px",margin:"0px",borderWidth:"0px",borderStyle:"none"});
 196 dojo.place(this.sourceArea,ed.iframe,"before");
 197 if(dojo.isIE&&ed.iframe.parentNode.lastChild!==ed.iframe){
 198 dojo.style(ed.iframe.parentNode.lastChild,{width:"0px",height:"0px",padding:"0px",margin:"0px",borderWidth:"0px",borderStyle:"none"});
 199 }
 200 ed._viewsource_oldFocus=ed.focus;
 201 var _14=this;
 202 ed.focus=function(){
 203 if(_14._sourceShown){
 204 _14.setSourceAreaCaret();
 205 }else{
 206 try{
 207 if(this._vsFocused){
 208 delete this._vsFocused;
 209 dijit.focus(ed.editNode);
 210 }else{
 211 ed._viewsource_oldFocus();
 212 }
 213 }
 214 catch(e){
 215 }
 216 }
 217 };
 218 var i,p;
 219 for(i=0;i<_13.length;i++){
 220 p=_13[i];
 221 if(p&&(p.declaredClass==="dijit._editor.plugins.FullScreen"||p.declaredClass===(dijit._scopeName+"._editor.plugins.FullScreen"))){
 222 this._fsPlugin=p;
 223 break;
 224 }
 225 }
 226 if(this._fsPlugin){
 227 this._fsPlugin._viewsource_getAltViewNode=this._fsPlugin._getAltViewNode;
 228 this._fsPlugin._getAltViewNode=function(){
 229 return _14._sourceShown?_14.sourceArea:this._viewsource_getAltViewNode();
 230 };
 231 }
 232 this.connect(this.sourceArea,"onkeydown",dojo.hitch(this,function(e){
 233 if(this._sourceShown&&e.keyCode==dojo.keys.F12&&e.ctrlKey&&e.shiftKey){
 234 this.button.focus();
 235 this.button.set("checked",false);
 236 setTimeout(dojo.hitch(this,function(){
 237 ed.focus();
 238 }),100);
 239 dojo.stopEvent(e);
 240 }
 241 }));
 242 },_stripScripts:function(_15){
 243 if(_15){
 244 _15=_15.replace(/<\s*script[^>]*>((.|\s)*?)<\\?\/\s*script\s*>/ig,"");
 245 _15=_15.replace(/<\s*script\b([^<>]|\s)*>?/ig,"");
 246 _15=_15.replace(/<[^>]*=(\s|)*[("|')]javascript:[^$1][(\s|.)]*[$1][^>]*>/ig,"");
 247 }
 248 return _15;
 249 },_stripComments:function(_16){
 250 if(_16){
 251 _16=_16.replace(/<!--(.|\s){1,}?-->/g,"");
 252 }
 253 return _16;
 254 },_stripIFrames:function(_17){
 255 if(_17){
 256 _17=_17.replace(/<\s*iframe[^>]*>((.|\s)*?)<\\?\/\s*iframe\s*>/ig,"");
 257 }
 258 return _17;
 259 },_filter:function(_18){
 260 if(_18){
 261 if(this.stripScripts){
 262 _18=this._stripScripts(_18);
 263 }
 264 if(this.stripComments){
 265 _18=this._stripComments(_18);
 266 }
 267 if(this.stripIFrames){
 268 _18=this._stripIFrames(_18);
 269 }
 270 }
 271 return _18;
 272 },setSourceAreaCaret:function(){
 273 var win=dojo.global;
 274 var _19=this.sourceArea;
 275 dijit.focus(_19);
 276 if(this._sourceShown&&!this.readOnly){
 277 if(dojo.isIE){
 278 if(this.sourceArea.createTextRange){
 279 var _1a=_19.createTextRange();
 280 _1a.collapse(true);
 281 _1a.moveStart("character",-99999);
 282 _1a.moveStart("character",0);
 283 _1a.moveEnd("character",0);
 284 _1a.select();
 285 }
 286 }else{
 287 if(win.getSelection){
 288 if(_19.setSelectionRange){
 289 _19.setSelectionRange(0,0);
 290 }
 291 }
 292 }
 293 }
 294 },destroy:function(){
 295 if(this._ieFixNode){
 296 dojo.body().removeChild(this._ieFixNode);
 297 }
 298 if(this._resizer){
 299 clearTimeout(this._resizer);
 300 delete this._resizer;
 301 }
 302 if(this._resizeHandle){
 303 dojo.disconnect(this._resizeHandle);
 304 delete this._resizeHandle;
 305 }
 306 this.inherited(arguments);
 307 }});
 308 dojo.subscribe(dijit._scopeName+".Editor.getPlugin",null,function(o){
 309 if(o.plugin){
 310 return;
 311 }
 312 var _1b=o.args.name.toLowerCase();
 313 if(_1b==="viewsource"){
 314 o.plugin=new dijit._editor.plugins.ViewSource({readOnly:("readOnly" in o.args)?o.args.readOnly:false,stripComments:("stripComments" in o.args)?o.args.stripComments:true,stripScripts:("stripScripts" in o.args)?o.args.stripScripts:true,stripIFrames:("stripIFrames" in o.args)?o.args.stripIFrames:true});
 315 }
 316 });
 317 }