Foros del Web - Ver Mensaje Individual

kyu24 · #6 (**permalink**) 29/05/2009, 06:12

xajax.js (parte 2)

Código:

r.onreadystatechange=function(){if(r.readyState!=4)
return;if(r.status==200){if(xajaxDebug)xajax.DebugMessage("Received:\n"+r.responseText);if(r.responseXML&&r.responseXML.documentElement)
xajax.processResponse(r.responseXML);else{var errorString="Error: the XML response that was returned from the server is invalid.";errorString+="\nReceived:\n"+r.responseText;trimmedResponseText=r.responseText.replace(/^\s+/g,"");trimmedResponseText=trimmedResponseText.replace(/\s+$/g,"");if(trimmedResponseText!=r.responseText)
errorString+="\nYou have whitespace in your response.";alert();document.body.style.cursor='default';if(xajaxStatusMessages==true)window.status='Invalid XML response error';}
}
else{if(xajax.responseErrorsForAlert.containsValue(r.status)){var errorString="Error: the server returned the following HTTP status: "+r.status;errorString+="\nReceived:\n"+r.responseText;alert(errorString);}
document.body.style.cursor='default';if(xajaxStatusMessages==true)window.status='Invalid XML response error';}
delete r;r=null;}
if(xajaxDebug)this.DebugMessage("Calling "+sFunction+" uri="+uri+" (post:"+postData+")");r.send(postData);if(xajaxStatusMessages==true)window.status='Waiting for data...';delete r;return true;}
this.getBrowserHTML=function(html){tmpXajax=this.$(this.workId);if(!tmpXajax){tmpXajax=document.createElement("div");tmpXajax.setAttribute('id',this.workId);tmpXajax.style.display="none";tmpXajax.style.visibility="hidden";document.body.appendChild(tmpXajax);}
tmpXajax.innerHTML=html;var browserHTML=tmpXajax.innerHTML;tmpXajax.innerHTML='';return browserHTML;}
this.willChange=function(element,attribute,newData){if(!document.body){return true;}
if(attribute=="innerHTML"){newData=this.getBrowserHTML(newData);}
elementObject=this.$(element);if(elementObject){var oldData;eval("oldData=this.$('"+element+"')."+attribute);if(newData!==oldData)
return true;}
return false;}
this.viewSource=function(){return "<html>"+document.getElementsByTagName("HTML")[0].innerHTML+"</html>";}
this.processResponse=function(xml){clearTimeout(loadingTimeout);this.doneLoadingFunction();if(xajaxStatusMessages==true)window.status='Processing...';var tmpXajax=null;xml=xml.documentElement;if(xml==null)
return;var skipCommands=0;for(var i=0;i<xml.childNodes.length;i++){if(skipCommands > 0){skipCommands--;continue;}
if(xml.childNodes[i].nodeName=="cmd"){var cmd;var id;var property;var data;var search;var type;var before;var objElement=null;for(var j=0;j<xml.childNodes[i].attributes.length;j++){if(xml.childNodes[i].attributes[j].name=="n"){cmd=xml.childNodes[i].attributes[j].value;}
else if(xml.childNodes[i].attributes[j].name=="t"){id=xml.childNodes[i].attributes[j].value;}
else if(xml.childNodes[i].attributes[j].name=="p"){property=xml.childNodes[i].attributes[j].value;}
else if(xml.childNodes[i].attributes[j].name=="c"){type=xml.childNodes[i].attributes[j].value;}
}
if(xml.childNodes[i].childNodes.length > 1&&xml.childNodes[i].firstChild.nodeName=="#cdata-section"){data="";for(var j=0;j<xml.childNodes[i].childNodes.length;j++){data+=xml.childNodes[i].childNodes[j].data;}
}
else if(xml.childNodes[i].firstChild&&xml.childNodes[i].firstChild.nodeName=='xjxobj'){data=this._nodeToObject(xml.childNodes[i].firstChild);objElement="XJX_SKIP";}
else if(xml.childNodes[i].childNodes.length > 1){for(var j=0;j<xml.childNodes[i].childNodes.length;j++){if(xml.childNodes[i].childNodes[j].childNodes.length > 1&&xml.childNodes[i].childNodes[j].firstChild.nodeName=="#cdata-section"){var internalData="";for(var k=0;k<xml.childNodes[i].childNodes[j].childNodes.length;k++){internalData+=xml.childNodes[i].childNodes[j].childNodes[k].nodeValue;}
}else{var internalData=xml.childNodes[i].childNodes[j].firstChild.nodeValue;}
if(xml.childNodes[i].childNodes[j].nodeName=="s"){search=internalData;}
if(xml.childNodes[i].childNodes[j].nodeName=="r"){data=internalData;}
}
}
else if(xml.childNodes[i].firstChild)
data=xml.childNodes[i].firstChild.nodeValue;else
data="";if(objElement!="XJX_SKIP")objElement=this.$(id);var cmdFullname;try{if(cmd=="cc"){cmdFullname="addConfirmCommands";var confirmResult=confirm(data);if(!confirmResult){skipCommands=id;}
}
if(cmd=="al"){cmdFullname="addAlert";alert(data);}
else if(cmd=="js"){cmdFullname="addScript/addRedirect";eval(data);}
else if(cmd=="jc"){cmdFullname="addScriptCall";var scr=id+'(';if(data[0]!=null){scr+='data[0]';for(var l=1;l<data.length;l++){scr+=',data['+l+']';}
}
scr+=');';eval(scr);}
else if(cmd=="in"){cmdFullname="addIncludeScript";this.include(data);}
else if(cmd=="as"){cmdFullname="addAssign/addClear";if(this.willChange(id,property,data)){eval("objElement."+property+"=data;");}
}
else if(cmd=="ap"){cmdFullname="addAppend";eval("objElement."+property+"+=data;");}
else if(cmd=="pp"){cmdFullname="addPrepend";eval("objElement."+property+"=data+objElement."+property);}
else if(cmd=="rp"){cmdFullname="addReplace";this.replace(id,property,search,data)
}
else if(cmd=="rm"){cmdFullname="addRemove";this.remove(id);}
else if(cmd=="ce"){cmdFullname="addCreate";this.create(id,data,property);}
else if(cmd=="ie"){cmdFullname="addInsert";this.insert(id,data,property);}
else if(cmd=="ia"){cmdFullname="addInsertAfter";this.insertAfter(id,data,property);}
else if(cmd=="ci"){cmdFullname="addCreateInput";this.createInput(id,type,data,property);}
else if(cmd=="ii"){cmdFullname="addInsertInput";this.insertInput(id,type,data,property);}
else if(cmd=="iia"){cmdFullname="addInsertInputAfter";this.insertInputAfter(id,type,data,property);}
else if(cmd=="ev"){cmdFullname="addEvent";property=this.addOnPrefix(property);eval("this.$('"+id+"')."+property+"= function(){"+data+";}");}
else if(cmd=="ah"){cmdFullname="addHandler";this.addHandler(id,property,data);}
else if(cmd=="rh"){cmdFullname="addRemoveHandler";this.removeHandler(id,property,data);}
}
catch(e){if(xajaxDebug)
alert("While trying to '"+cmdFullname+"' (command number "+i+"), the following error occured:\n"
+e.name+": "+e.message+"\n"
+(id&&!objElement?"Object with id='"+id+"' wasn't found.\n":""));}
delete objElement;delete cmd;delete cmdFullname;delete id;delete property;delete search;delete data;delete type;delete before;delete internalData;delete j;delete k;}
}
delete xml;delete i;document.body.style.cursor='default';if(xajaxStatusMessages==true)window.status='Done';}
}
var xajax=new Xajax();xajaxLoaded=true;