1
2
3
4
5
6
7
8
9
10
11
12
|
/*
Copyright (c) 2011, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.com/yui/license.html
version: 2.9.0
*/
(function(){var lang=YAHOO.lang,util=YAHOO.util,Ev=util.Event;util.DataSourceBase=function(oLiveData,oConfigs){if(oLiveData===null||oLiveData===undefined){return;}this.liveData=oLiveData;this._oQueue={interval:null,conn:null,requests:[]};this.responseSchema={};if(oConfigs&&(oConfigs.constructor==Object)){for(var sConfig in oConfigs){if(sConfig){this[sConfig]=oConfigs[sConfig];}}}var maxCacheEntries=this.maxCacheEntries;if(!lang.isNumber(maxCacheEntries)||(maxCacheEntries<0)){maxCacheEntries=0;}this._aIntervals=[];this.createEvent("cacheRequestEvent");this.createEvent("cacheResponseEvent");this.createEvent("requestEvent");this.createEvent("responseEvent");this.createEvent("responseParseEvent");this.createEvent("responseCacheEvent");this.createEvent("dataErrorEvent");this.createEvent("cacheFlushEvent");var DS=util.DataSourceBase;this._sName="DataSource instance"+DS._nIndex;DS._nIndex++;};var DS=util.DataSourceBase;lang.augmentObject(DS,{TYPE_UNKNOWN:-1,TYPE_JSARRAY:0,TYPE_JSFUNCTION:1,TYPE_XHR:2,TYPE_JSON:3,TYPE_XML:4,TYPE_TEXT:5,TYPE_HTMLTABLE:6,TYPE_SCRIPTNODE:7,TYPE_LOCAL:8,ERROR_DATAINVALID:"Invalid data",ERROR_DATANULL:"Null data",_nIndex:0,_nTransactionId:0,_cloneObject:function(o){if(!lang.isValue(o)){return o;}var copy={};if(Object.prototype.toString.apply(o)==="[object RegExp]"){copy=o;}else{if(lang.isFunction(o)){copy=o;}else{if(lang.isArray(o)){var array=[];for(var i=0,len=o.length;i<len;i++){array[i]=DS._cloneObject(o[i]);}copy=array;}else{if(lang.isObject(o)){for(var x in o){if(lang.hasOwnProperty(o,x)){if(lang.isValue(o[x])&&lang.isObject(o[x])||lang.isArray(o[x])){copy[x]=DS._cloneObject(o[x]);}else{copy[x]=o[x];}}}}else{copy=o;}}}}return copy;},_getLocationValue:function(field,context){var locator=field.locator||field.key||field,xmldoc=context.ownerDocument||context,result,res,value=null;try{if(!lang.isUndefined(xmldoc.evaluate)){result=xmldoc.evaluate(locator,context,xmldoc.createNSResolver(!context.ownerDocument?context.documentElement:context.ownerDocument.documentElement),0,null);while(res=result.iterateNext()){value=res.textContent;}}else{xmldoc.setProperty("SelectionLanguage","XPath");result=context.selectNodes(locator)[0];value=result.value||result.text||null;}return value;}catch(e){}},issueCallback:function(callback,params,error,scope){if(lang.isFunction(callback)){callback.apply(scope,params);}else{if(lang.isObject(callback)){scope=callback.scope||scope||window;var callbackFunc=callback.success;if(error){callbackFunc=callback.failure;}if(callbackFunc){callbackFunc.apply(scope,params.concat([callback.argument]));}}}},parseString:function(oData){if(!lang.isValue(oData)){return null;}var string=oData+"";if(lang.isString(string)){return string;}else{return null;}},parseNumber:function(oData){if(!lang.isValue(oData)||(oData==="")){return null;}var number=oData*1;if(lang.isNumber(number)){return number;}else{return null;}},convertNumber:function(oData){return DS.parseNumber(oData);},parseDate:function(oData){var date=null;if(lang.isValue(oData)&&!(oData instanceof Date)){date=new Date(oData);}else{return oData;}if(date instanceof Date){return date;}else{return null;}},convertDate:function(oData){return DS.parseDate(oData);}});DS.Parser={string:DS.parseString,number:DS.parseNumber,date:DS.parseDate};DS.prototype={_sName:null,_aCache:null,_oQueue:null,_aIntervals:null,maxCacheEntries:0,liveData:null,dataType:DS.TYPE_UNKNOWN,responseType:DS.TYPE_UNKNOWN,responseSchema:null,useXPath:false,cloneBeforeCaching:false,toString:function(){return this._sName;},getCachedResponse:function(oRequest,oCallback,oCaller){var aCache=this._aCache;if(this.maxCacheEntries>0){if(!aCache){this._aCache=[];}else{var nCacheLength=aCache.length;if(nCacheLength>0){var oResponse=null;this.fireEvent("cacheRequestEvent",{request:oRequest,callback:oCallback,caller:oCaller});for(var i=nCacheLength-1;i>=0;i--){var oCacheElem=aCache[i];if(this.isCacheHit(oRequest,oCacheElem.request)){oResponse=oCacheElem.response;this.fireEvent("cacheResponseEvent",{request:oRequest,response:oResponse,callback:oCallback,caller:oCaller});if(i<nCacheLength-1){aCache.splice(i,1);this.addToCache(oRequest,oResponse);}oResponse.cached=true;break;}}return oResponse;}}}else{if(aCache){this._aCache=null;}}return null;},isCacheHit:function(oRequest,oCachedRequest){return(oRequest===oCachedRequest);},addToCache:function(oRequest,oResponse){var aCache=this._aCache;if(!aCache){return;}while(aCache.length>=this.maxCacheEntries){aCache.shift();}oResponse=(this.cloneBeforeCaching)?DS._cloneObject(oResponse):oResponse;var oCacheElem={request:oRequest,response:oResponse};aCache[aCache.length]=oCacheElem;this.fireEvent("responseCacheEvent",{request:oRequest,response:oResponse});},flushCache:function(){if(this._aCache){this._aCache=[];this.fireEvent("cacheFlushEvent");}},setInterval:function(nMsec,oRequest,oCallback,oCaller){if(lang.isNumber(nMsec)&&(nMsec>=0)){var oSelf=this;var nId=setInterval(function(){oSelf.makeConnection(oRequest,oCallback,oCaller);},nMsec);this._aIntervals.push(nId);return nId;}else{}},clearInterval:function(nId){var tracker=this._aIntervals||[];for(var i=tracker.length-1;i>-1;i--){if(tracker[i]===nId){tracker.splice(i,1);clearInterval(nId);}}},clearAllIntervals:function(){var tracker=this._aIntervals||[];for(var i=tracker.length-1;i>-1;i--){clearInterval(tracker[i]);}tracker=[];},sendRequest:function(oRequest,oCallback,oCaller){var oCachedResponse=this.getCachedResponse(oRequest,oCallback,oCaller);if(oCachedResponse){DS.issueCallback(oCallback,[oRequest,oCachedResponse],false,oCaller);return null;}return this.makeConnection(oRequest,oCallback,oCaller);},makeConnection:function(oRequest,oCallback,oCaller){var tId=DS._nTransactionId++;this.fireEvent("requestEvent",{tId:tId,request:oRequest,callback:oCallback,caller:oCaller});var oRawResponse=this.liveData;this.handleResponse(oRequest,oRawResponse,oCallback,oCaller,tId);return tId;},handleResponse:function(oRequest,oRawResponse,oCallback,oCaller,tId){this.fireEvent("responseEvent",{tId:tId,request:oRequest,response:oRawResponse,callback:oCallback,caller:oCaller});
var xhr=(this.dataType==DS.TYPE_XHR)?true:false;var oParsedResponse=null;var oFullResponse=oRawResponse;if(this.responseType===DS.TYPE_UNKNOWN){var ctype=(oRawResponse&&oRawResponse.getResponseHeader)?oRawResponse.getResponseHeader["Content-Type"]:null;if(ctype){if(ctype.indexOf("text/xml")>-1){this.responseType=DS.TYPE_XML;}else{if(ctype.indexOf("application/json")>-1){this.responseType=DS.TYPE_JSON;}else{if(ctype.indexOf("text/plain")>-1){this.responseType=DS.TYPE_TEXT;}}}}else{if(YAHOO.lang.isArray(oRawResponse)){this.responseType=DS.TYPE_JSARRAY;}else{if(oRawResponse&&oRawResponse.nodeType&&(oRawResponse.nodeType===9||oRawResponse.nodeType===1||oRawResponse.nodeType===11)){this.responseType=DS.TYPE_XML;}else{if(oRawResponse&&oRawResponse.nodeName&&(oRawResponse.nodeName.toLowerCase()=="table")){this.responseType=DS.TYPE_HTMLTABLE;}else{if(YAHOO.lang.isObject(oRawResponse)){this.responseType=DS.TYPE_JSON;}else{if(YAHOO.lang.isString(oRawResponse)){this.responseType=DS.TYPE_TEXT;}}}}}}}switch(this.responseType){case DS.TYPE_JSARRAY:if(xhr&&oRawResponse&&oRawResponse.responseText){oFullResponse=oRawResponse.responseText;}try{if(lang.isString(oFullResponse)){var parseArgs=[oFullResponse].concat(this.parseJSONArgs);if(lang.JSON){oFullResponse=lang.JSON.parse.apply(lang.JSON,parseArgs);}else{if(window.JSON&&JSON.parse){oFullResponse=JSON.parse.apply(JSON,parseArgs);}else{if(oFullResponse.parseJSON){oFullResponse=oFullResponse.parseJSON.apply(oFullResponse,parseArgs.slice(1));}else{while(oFullResponse.length>0&&(oFullResponse.charAt(0)!="{")&&(oFullResponse.charAt(0)!="[")){oFullResponse=oFullResponse.substring(1,oFullResponse.length);}if(oFullResponse.length>0){var arrayEnd=Math.max(oFullResponse.lastIndexOf("]"),oFullResponse.lastIndexOf("}"));oFullResponse=oFullResponse.substring(0,arrayEnd+1);oFullResponse=eval("("+oFullResponse+")");}}}}}}catch(e1){}oFullResponse=this.doBeforeParseData(oRequest,oFullResponse,oCallback);oParsedResponse=this.parseArrayData(oRequest,oFullResponse);break;case DS.TYPE_JSON:if(xhr&&oRawResponse&&oRawResponse.responseText){oFullResponse=oRawResponse.responseText;}try{if(lang.isString(oFullResponse)){var parseArgs=[oFullResponse].concat(this.parseJSONArgs);if(lang.JSON){oFullResponse=lang.JSON.parse.apply(lang.JSON,parseArgs);}else{if(window.JSON&&JSON.parse){oFullResponse=JSON.parse.apply(JSON,parseArgs);}else{if(oFullResponse.parseJSON){oFullResponse=oFullResponse.parseJSON.apply(oFullResponse,parseArgs.slice(1));}else{while(oFullResponse.length>0&&(oFullResponse.charAt(0)!="{")&&(oFullResponse.charAt(0)!="[")){oFullResponse=oFullResponse.substring(1,oFullResponse.length);}if(oFullResponse.length>0){var objEnd=Math.max(oFullResponse.lastIndexOf("]"),oFullResponse.lastIndexOf("}"));oFullResponse=oFullResponse.substring(0,objEnd+1);oFullResponse=eval("("+oFullResponse+")");}}}}}}catch(e){}oFullResponse=this.doBeforeParseData(oRequest,oFullResponse,oCallback);oParsedResponse=this.parseJSONData(oRequest,oFullResponse);break;case DS.TYPE_HTMLTABLE:if(xhr&&oRawResponse.responseText){var el=document.createElement("div");el.innerHTML=oRawResponse.responseText;oFullResponse=el.getElementsByTagName("table")[0];}oFullResponse=this.doBeforeParseData(oRequest,oFullResponse,oCallback);oParsedResponse=this.parseHTMLTableData(oRequest,oFullResponse);break;case DS.TYPE_XML:if(xhr&&oRawResponse.responseXML){oFullResponse=oRawResponse.responseXML;}oFullResponse=this.doBeforeParseData(oRequest,oFullResponse,oCallback);oParsedResponse=this.parseXMLData(oRequest,oFullResponse);break;case DS.TYPE_TEXT:if(xhr&&lang.isString(oRawResponse.responseText)){oFullResponse=oRawResponse.responseText;}oFullResponse=this.doBeforeParseData(oRequest,oFullResponse,oCallback);oParsedResponse=this.parseTextData(oRequest,oFullResponse);break;default:oFullResponse=this.doBeforeParseData(oRequest,oFullResponse,oCallback);oParsedResponse=this.parseData(oRequest,oFullResponse);break;}oParsedResponse=oParsedResponse||{};if(!oParsedResponse.results){oParsedResponse.results=[];}if(!oParsedResponse.meta){oParsedResponse.meta={};}if(!oParsedResponse.error){oParsedResponse=this.doBeforeCallback(oRequest,oFullResponse,oParsedResponse,oCallback);this.fireEvent("responseParseEvent",{request:oRequest,response:oParsedResponse,callback:oCallback,caller:oCaller});this.addToCache(oRequest,oParsedResponse);}else{oParsedResponse.error=true;this.fireEvent("dataErrorEvent",{request:oRequest,response:oRawResponse,callback:oCallback,caller:oCaller,message:DS.ERROR_DATANULL});}oParsedResponse.tId=tId;DS.issueCallback(oCallback,[oRequest,oParsedResponse],oParsedResponse.error,oCaller);},doBeforeParseData:function(oRequest,oFullResponse,oCallback){return oFullResponse;},doBeforeCallback:function(oRequest,oFullResponse,oParsedResponse,oCallback){return oParsedResponse;},parseData:function(oRequest,oFullResponse){if(lang.isValue(oFullResponse)){var oParsedResponse={results:oFullResponse,meta:{}};return oParsedResponse;}return null;},parseArrayData:function(oRequest,oFullResponse){if(lang.isArray(oFullResponse)){var results=[],i,j,rec,field,data;if(lang.isArray(this.responseSchema.fields)){var fields=this.responseSchema.fields;for(i=fields.length-1;i>=0;--i){if(typeof fields[i]!=="object"){fields[i]={key:fields[i]};}}var parsers={},p;for(i=fields.length-1;i>=0;--i){p=(typeof fields[i].parser==="function"?fields[i].parser:DS.Parser[fields[i].parser+""])||fields[i].converter;if(p){parsers[fields[i].key]=p;}}var arrType=lang.isArray(oFullResponse[0]);for(i=oFullResponse.length-1;i>-1;i--){var oResult={};rec=oFullResponse[i];if(typeof rec==="object"){for(j=fields.length-1;j>-1;j--){field=fields[j];data=arrType?rec[j]:rec[field.key];if(parsers[field.key]){data=parsers[field.key].call(this,data);}if(data===undefined){data=null;}oResult[field.key]=data;}}else{if(lang.isString(rec)){for(j=fields.length-1;j>-1;j--){field=fields[j];data=rec;if(parsers[field.key]){data=parsers[field.key].call(this,data);}if(data===undefined){data=null;}oResult[field.key]=data;
}}}results[i]=oResult;}}else{results=oFullResponse;}var oParsedResponse={results:results};return oParsedResponse;}return null;},parseTextData:function(oRequest,oFullResponse){if(lang.isString(oFullResponse)){if(lang.isString(this.responseSchema.recordDelim)&&lang.isString(this.responseSchema.fieldDelim)){var oParsedResponse={results:[]};var recDelim=this.responseSchema.recordDelim;var fieldDelim=this.responseSchema.fieldDelim;if(oFullResponse.length>0){var newLength=oFullResponse.length-recDelim.length;if(oFullResponse.substr(newLength)==recDelim){oFullResponse=oFullResponse.substr(0,newLength);}if(oFullResponse.length>0){var recordsarray=oFullResponse.split(recDelim);for(var i=0,len=recordsarray.length,recIdx=0;i<len;++i){var bError=false,sRecord=recordsarray[i];if(lang.isString(sRecord)&&(sRecord.length>0)){var fielddataarray=recordsarray[i].split(fieldDelim);var oResult={};if(lang.isArray(this.responseSchema.fields)){var fields=this.responseSchema.fields;for(var j=fields.length-1;j>-1;j--){try{var data=fielddataarray[j];if(lang.isString(data)){if(data.charAt(0)=='"'){data=data.substr(1);}if(data.charAt(data.length-1)=='"'){data=data.substr(0,data.length-1);}var field=fields[j];var key=(lang.isValue(field.key))?field.key:field;if(!field.parser&&field.converter){field.parser=field.converter;}var parser=(typeof field.parser==="function")?field.parser:DS.Parser[field.parser+""];if(parser){data=parser.call(this,data);}if(data===undefined){data=null;}oResult[key]=data;}else{bError=true;}}catch(e){bError=true;}}}else{oResult=fielddataarray;}if(!bError){oParsedResponse.results[recIdx++]=oResult;}}}}}return oParsedResponse;}}return null;},parseXMLResult:function(result){var oResult={},schema=this.responseSchema;try{for(var m=schema.fields.length-1;m>=0;m--){var field=schema.fields[m];var key=(lang.isValue(field.key))?field.key:field;var data=null;if(this.useXPath){data=YAHOO.util.DataSource._getLocationValue(field,result);}else{var xmlAttr=result.attributes.getNamedItem(key);if(xmlAttr){data=xmlAttr.value;}else{var xmlNode=result.getElementsByTagName(key);if(xmlNode&&xmlNode.item(0)){var item=xmlNode.item(0);data=(item)?((item.text)?item.text:(item.textContent)?item.textContent:null):null;if(!data){var datapieces=[];for(var j=0,len=item.childNodes.length;j<len;j++){if(item.childNodes[j].nodeValue){datapieces[datapieces.length]=item.childNodes[j].nodeValue;}}if(datapieces.length>0){data=datapieces.join("");}}}}}if(data===null){data="";}if(!field.parser&&field.converter){field.parser=field.converter;}var parser=(typeof field.parser==="function")?field.parser:DS.Parser[field.parser+""];if(parser){data=parser.call(this,data);}if(data===undefined){data=null;}oResult[key]=data;}}catch(e){}return oResult;},parseXMLData:function(oRequest,oFullResponse){var bError=false,schema=this.responseSchema,oParsedResponse={meta:{}},xmlList=null,metaNode=schema.metaNode,metaLocators=schema.metaFields||{},i,k,loc,v;try{if(this.useXPath){for(k in metaLocators){oParsedResponse.meta[k]=YAHOO.util.DataSource._getLocationValue(metaLocators[k],oFullResponse);}}else{metaNode=metaNode?oFullResponse.getElementsByTagName(metaNode)[0]:oFullResponse;if(metaNode){for(k in metaLocators){if(lang.hasOwnProperty(metaLocators,k)){loc=metaLocators[k];v=metaNode.getElementsByTagName(loc)[0];if(v){v=v.firstChild.nodeValue;}else{v=metaNode.attributes.getNamedItem(loc);if(v){v=v.value;}}if(lang.isValue(v)){oParsedResponse.meta[k]=v;}}}}}xmlList=(schema.resultNode)?oFullResponse.getElementsByTagName(schema.resultNode):null;}catch(e){}if(!xmlList||!lang.isArray(schema.fields)){bError=true;}else{oParsedResponse.results=[];for(i=xmlList.length-1;i>=0;--i){var oResult=this.parseXMLResult(xmlList.item(i));oParsedResponse.results[i]=oResult;}}if(bError){oParsedResponse.error=true;}else{}return oParsedResponse;},parseJSONData:function(oRequest,oFullResponse){var oParsedResponse={results:[],meta:{}};if(lang.isObject(oFullResponse)&&this.responseSchema.resultsList){var schema=this.responseSchema,fields=schema.fields,resultsList=oFullResponse,results=[],metaFields=schema.metaFields||{},fieldParsers=[],fieldPaths=[],simpleFields=[],bError=false,i,len,j,v,key,parser,path;var buildPath=function(needle){var path=null,keys=[],i=0;if(needle){needle=needle.replace(/\[(['"])(.*?)\1\]/g,function(x,$1,$2){keys[i]=$2;return".@"+(i++);}).replace(/\[(\d+)\]/g,function(x,$1){keys[i]=parseInt($1,10)|0;return".@"+(i++);}).replace(/^\./,"");if(!/[^\w\.\$@]/.test(needle)){path=needle.split(".");for(i=path.length-1;i>=0;--i){if(path[i].charAt(0)==="@"){path[i]=keys[parseInt(path[i].substr(1),10)];}}}else{}}return path;};var walkPath=function(path,origin){var v=origin,i=0,len=path.length;for(;i<len&&v;++i){v=v[path[i]];}return v;};path=buildPath(schema.resultsList);if(path){resultsList=walkPath(path,oFullResponse);if(resultsList===undefined){bError=true;}}else{bError=true;}if(!resultsList){resultsList=[];}if(!lang.isArray(resultsList)){resultsList=[resultsList];}if(!bError){if(schema.fields){var field;for(i=0,len=fields.length;i<len;i++){field=fields[i];key=field.key||field;parser=((typeof field.parser==="function")?field.parser:DS.Parser[field.parser+""])||field.converter;path=buildPath(key);if(parser){fieldParsers[fieldParsers.length]={key:key,parser:parser};}if(path){if(path.length>1){fieldPaths[fieldPaths.length]={key:key,path:path};}else{simpleFields[simpleFields.length]={key:key,path:path[0]};}}else{}}for(i=resultsList.length-1;i>=0;--i){var r=resultsList[i],rec={};if(r){for(j=simpleFields.length-1;j>=0;--j){rec[simpleFields[j].key]=(r[simpleFields[j].path]!==undefined)?r[simpleFields[j].path]:r[j];}for(j=fieldPaths.length-1;j>=0;--j){rec[fieldPaths[j].key]=walkPath(fieldPaths[j].path,r);}for(j=fieldParsers.length-1;j>=0;--j){var p=fieldParsers[j].key;rec[p]=fieldParsers[j].parser.call(this,rec[p]);if(rec[p]===undefined){rec[p]=null;}}}results[i]=rec;}}else{results=resultsList;}for(key in metaFields){if(lang.hasOwnProperty(metaFields,key)){path=buildPath(metaFields[key]);
if(path){v=walkPath(path,oFullResponse);oParsedResponse.meta[key]=v;}}}}else{oParsedResponse.error=true;}oParsedResponse.results=results;}else{oParsedResponse.error=true;}return oParsedResponse;},parseHTMLTableData:function(oRequest,oFullResponse){var bError=false;var elTable=oFullResponse;var fields=this.responseSchema.fields;var oParsedResponse={results:[]};if(lang.isArray(fields)){for(var i=0;i<elTable.tBodies.length;i++){var elTbody=elTable.tBodies[i];for(var j=elTbody.rows.length-1;j>-1;j--){var elRow=elTbody.rows[j];var oResult={};for(var k=fields.length-1;k>-1;k--){var field=fields[k];var key=(lang.isValue(field.key))?field.key:field;var data=elRow.cells[k].innerHTML;if(!field.parser&&field.converter){field.parser=field.converter;}var parser=(typeof field.parser==="function")?field.parser:DS.Parser[field.parser+""];if(parser){data=parser.call(this,data);}if(data===undefined){data=null;}oResult[key]=data;}oParsedResponse.results[j]=oResult;}}}else{bError=true;}if(bError){oParsedResponse.error=true;}else{}return oParsedResponse;}};lang.augmentProto(DS,util.EventProvider);util.LocalDataSource=function(oLiveData,oConfigs){this.dataType=DS.TYPE_LOCAL;if(oLiveData){if(YAHOO.lang.isArray(oLiveData)){this.responseType=DS.TYPE_JSARRAY;}else{if(oLiveData.nodeType&&oLiveData.nodeType==9){this.responseType=DS.TYPE_XML;}else{if(oLiveData.nodeName&&(oLiveData.nodeName.toLowerCase()=="table")){this.responseType=DS.TYPE_HTMLTABLE;oLiveData=oLiveData.cloneNode(true);}else{if(YAHOO.lang.isString(oLiveData)){this.responseType=DS.TYPE_TEXT;}else{if(YAHOO.lang.isObject(oLiveData)){this.responseType=DS.TYPE_JSON;}}}}}}else{oLiveData=[];this.responseType=DS.TYPE_JSARRAY;}util.LocalDataSource.superclass.constructor.call(this,oLiveData,oConfigs);};lang.extend(util.LocalDataSource,DS);lang.augmentObject(util.LocalDataSource,DS);util.FunctionDataSource=function(oLiveData,oConfigs){this.dataType=DS.TYPE_JSFUNCTION;oLiveData=oLiveData||function(){};util.FunctionDataSource.superclass.constructor.call(this,oLiveData,oConfigs);};lang.extend(util.FunctionDataSource,DS,{scope:null,makeConnection:function(oRequest,oCallback,oCaller){var tId=DS._nTransactionId++;this.fireEvent("requestEvent",{tId:tId,request:oRequest,callback:oCallback,caller:oCaller});var oRawResponse=(this.scope)?this.liveData.call(this.scope,oRequest,this,oCallback):this.liveData(oRequest,oCallback);if(this.responseType===DS.TYPE_UNKNOWN){if(YAHOO.lang.isArray(oRawResponse)){this.responseType=DS.TYPE_JSARRAY;}else{if(oRawResponse&&oRawResponse.nodeType&&oRawResponse.nodeType==9){this.responseType=DS.TYPE_XML;}else{if(oRawResponse&&oRawResponse.nodeName&&(oRawResponse.nodeName.toLowerCase()=="table")){this.responseType=DS.TYPE_HTMLTABLE;}else{if(YAHOO.lang.isObject(oRawResponse)){this.responseType=DS.TYPE_JSON;}else{if(YAHOO.lang.isString(oRawResponse)){this.responseType=DS.TYPE_TEXT;}}}}}}this.handleResponse(oRequest,oRawResponse,oCallback,oCaller,tId);return tId;}});lang.augmentObject(util.FunctionDataSource,DS);util.ScriptNodeDataSource=function(oLiveData,oConfigs){this.dataType=DS.TYPE_SCRIPTNODE;oLiveData=oLiveData||"";util.ScriptNodeDataSource.superclass.constructor.call(this,oLiveData,oConfigs);};lang.extend(util.ScriptNodeDataSource,DS,{getUtility:util.Get,asyncMode:"allowAll",scriptCallbackParam:"callback",generateRequestCallback:function(id){return"&"+this.scriptCallbackParam+"=YAHOO.util.ScriptNodeDataSource.callbacks["+id+"]";},doBeforeGetScriptNode:function(sUri){return sUri;},makeConnection:function(oRequest,oCallback,oCaller){var tId=DS._nTransactionId++;this.fireEvent("requestEvent",{tId:tId,request:oRequest,callback:oCallback,caller:oCaller});if(util.ScriptNodeDataSource._nPending===0){util.ScriptNodeDataSource.callbacks=[];util.ScriptNodeDataSource._nId=0;}var id=util.ScriptNodeDataSource._nId;util.ScriptNodeDataSource._nId++;var oSelf=this;util.ScriptNodeDataSource.callbacks[id]=function(oRawResponse){if((oSelf.asyncMode!=="ignoreStaleResponses")||(id===util.ScriptNodeDataSource.callbacks.length-1)){if(oSelf.responseType===DS.TYPE_UNKNOWN){if(YAHOO.lang.isArray(oRawResponse)){oSelf.responseType=DS.TYPE_JSARRAY;}else{if(oRawResponse.nodeType&&oRawResponse.nodeType==9){oSelf.responseType=DS.TYPE_XML;}else{if(oRawResponse.nodeName&&(oRawResponse.nodeName.toLowerCase()=="table")){oSelf.responseType=DS.TYPE_HTMLTABLE;}else{if(YAHOO.lang.isObject(oRawResponse)){oSelf.responseType=DS.TYPE_JSON;}else{if(YAHOO.lang.isString(oRawResponse)){oSelf.responseType=DS.TYPE_TEXT;}}}}}}oSelf.handleResponse(oRequest,oRawResponse,oCallback,oCaller,tId);}else{}delete util.ScriptNodeDataSource.callbacks[id];};util.ScriptNodeDataSource._nPending++;var sUri=this.liveData+oRequest+this.generateRequestCallback(id);sUri=this.doBeforeGetScriptNode(sUri);this.getUtility.script(sUri,{autopurge:true,onsuccess:util.ScriptNodeDataSource._bumpPendingDown,onfail:util.ScriptNodeDataSource._bumpPendingDown});return tId;}});lang.augmentObject(util.ScriptNodeDataSource,DS);lang.augmentObject(util.ScriptNodeDataSource,{_nId:0,_nPending:0,callbacks:[]});util.XHRDataSource=function(oLiveData,oConfigs){this.dataType=DS.TYPE_XHR;this.connMgr=this.connMgr||util.Connect;oLiveData=oLiveData||"";util.XHRDataSource.superclass.constructor.call(this,oLiveData,oConfigs);};lang.extend(util.XHRDataSource,DS,{connMgr:null,connXhrMode:"allowAll",connMethodPost:false,connTimeout:0,makeConnection:function(oRequest,oCallback,oCaller){var oRawResponse=null;var tId=DS._nTransactionId++;this.fireEvent("requestEvent",{tId:tId,request:oRequest,callback:oCallback,caller:oCaller});var oSelf=this;var oConnMgr=this.connMgr;var oQueue=this._oQueue;var _xhrSuccess=function(oResponse){if(oResponse&&(this.connXhrMode=="ignoreStaleResponses")&&(oResponse.tId!=oQueue.conn.tId)){return null;}else{if(!oResponse){this.fireEvent("dataErrorEvent",{request:oRequest,response:null,callback:oCallback,caller:oCaller,message:DS.ERROR_DATANULL});DS.issueCallback(oCallback,[oRequest,{error:true}],true,oCaller);return null;
}else{if(this.responseType===DS.TYPE_UNKNOWN){var ctype=(oResponse.getResponseHeader)?oResponse.getResponseHeader["Content-Type"]:null;if(ctype){if(ctype.indexOf("text/xml")>-1){this.responseType=DS.TYPE_XML;}else{if(ctype.indexOf("application/json")>-1){this.responseType=DS.TYPE_JSON;}else{if(ctype.indexOf("text/plain")>-1){this.responseType=DS.TYPE_TEXT;}}}}}this.handleResponse(oRequest,oResponse,oCallback,oCaller,tId);}}};var _xhrFailure=function(oResponse){this.fireEvent("dataErrorEvent",{request:oRequest,response:oResponse,callback:oCallback,caller:oCaller,message:DS.ERROR_DATAINVALID});if(lang.isString(this.liveData)&&lang.isString(oRequest)&&(this.liveData.lastIndexOf("?")!==this.liveData.length-1)&&(oRequest.indexOf("?")!==0)){}oResponse=oResponse||{};oResponse.error=true;DS.issueCallback(oCallback,[oRequest,oResponse],true,oCaller);return null;};var _xhrCallback={success:_xhrSuccess,failure:_xhrFailure,scope:this};if(lang.isNumber(this.connTimeout)){_xhrCallback.timeout=this.connTimeout;}if(this.connXhrMode=="cancelStaleRequests"){if(oQueue.conn){if(oConnMgr.abort){oConnMgr.abort(oQueue.conn);oQueue.conn=null;}else{}}}if(oConnMgr&&oConnMgr.asyncRequest){var sLiveData=this.liveData;var isPost=this.connMethodPost;var sMethod=(isPost)?"POST":"GET";var sUri=(isPost||!lang.isValue(oRequest))?sLiveData:sLiveData+oRequest;var sRequest=(isPost)?oRequest:null;if(this.connXhrMode!="queueRequests"){oQueue.conn=oConnMgr.asyncRequest(sMethod,sUri,_xhrCallback,sRequest);}else{if(oQueue.conn){var allRequests=oQueue.requests;allRequests.push({request:oRequest,callback:_xhrCallback});if(!oQueue.interval){oQueue.interval=setInterval(function(){if(oConnMgr.isCallInProgress(oQueue.conn)){return;}else{if(allRequests.length>0){sUri=(isPost||!lang.isValue(allRequests[0].request))?sLiveData:sLiveData+allRequests[0].request;sRequest=(isPost)?allRequests[0].request:null;oQueue.conn=oConnMgr.asyncRequest(sMethod,sUri,allRequests[0].callback,sRequest);allRequests.shift();}else{clearInterval(oQueue.interval);oQueue.interval=null;}}},50);}}else{oQueue.conn=oConnMgr.asyncRequest(sMethod,sUri,_xhrCallback,sRequest);}}}else{DS.issueCallback(oCallback,[oRequest,{error:true}],true,oCaller);}return tId;}});lang.augmentObject(util.XHRDataSource,DS);util.DataSource=function(oLiveData,oConfigs){oConfigs=oConfigs||{};var dataType=oConfigs.dataType;if(dataType){if(dataType==DS.TYPE_LOCAL){return new util.LocalDataSource(oLiveData,oConfigs);}else{if(dataType==DS.TYPE_XHR){return new util.XHRDataSource(oLiveData,oConfigs);}else{if(dataType==DS.TYPE_SCRIPTNODE){return new util.ScriptNodeDataSource(oLiveData,oConfigs);}else{if(dataType==DS.TYPE_JSFUNCTION){return new util.FunctionDataSource(oLiveData,oConfigs);}}}}}if(YAHOO.lang.isString(oLiveData)){return new util.XHRDataSource(oLiveData,oConfigs);}else{if(YAHOO.lang.isFunction(oLiveData)){return new util.FunctionDataSource(oLiveData,oConfigs);}else{return new util.LocalDataSource(oLiveData,oConfigs);}}};lang.augmentObject(util.DataSource,DS);})();YAHOO.util.Number={format:function(e,k){if(e===""||e===null||!isFinite(e)){return"";}e=+e;k=YAHOO.lang.merge(YAHOO.util.Number.format.defaults,(k||{}));var j=e+"",l=Math.abs(e),b=k.decimalPlaces||0,r=k.thousandsSeparator,f=k.negativeFormat||("-"+k.format),q,p,g,h;if(f.indexOf("#")>-1){f=f.replace(/#/,k.format);}if(b<0){q=l-(l%1)+"";g=q.length+b;if(g>0){q=Number("."+q).toFixed(g).slice(2)+new Array(q.length-g+1).join("0");}else{q="0";}}else{var a=l+"";if(b>0||a.indexOf(".")>0){var d=Math.pow(10,b);q=Math.round(l*d)/d+"";var c=q.indexOf("."),m,o;if(c<0){m=b;o=(Math.pow(10,m)+"").substring(1);if(b>0){q=q+"."+o;}}else{m=b-(q.length-c-1);o=(Math.pow(10,m)+"").substring(1);q=q+o;}}else{q=l.toFixed(b)+"";}}p=q.split(/\D/);if(l>=1000){g=p[0].length%3||3;p[0]=p[0].slice(0,g)+p[0].slice(g).replace(/(\d{3})/g,r+"$1");}return YAHOO.util.Number.format._applyFormat((e<0?f:k.format),p.join(k.decimalSeparator),k);}};YAHOO.util.Number.format.defaults={format:"{prefix}{number}{suffix}",negativeFormat:null,decimalSeparator:".",decimalPlaces:null,thousandsSeparator:""};YAHOO.util.Number.format._applyFormat=function(a,b,c){return a.replace(/\{(\w+)\}/g,function(d,e){return e==="number"?b:e in c?c[e]:"";});};(function(){var a=function(c,e,d){if(typeof d==="undefined"){d=10;}for(;parseInt(c,10)<d&&d>1;d/=10){c=e.toString()+c;}return c.toString();};var b={formats:{a:function(e,c){return c.a[e.getDay()];},A:function(e,c){return c.A[e.getDay()];},b:function(e,c){return c.b[e.getMonth()];},B:function(e,c){return c.B[e.getMonth()];},C:function(c){return a(parseInt(c.getFullYear()/100,10),0);},d:["getDate","0"],e:["getDate"," "],g:function(c){return a(parseInt(b.formats.G(c)%100,10),0);},G:function(f){var g=f.getFullYear();var e=parseInt(b.formats.V(f),10);var c=parseInt(b.formats.W(f),10);if(c>e){g++;}else{if(c===0&&e>=52){g--;}}return g;},H:["getHours","0"],I:function(e){var c=e.getHours()%12;return a(c===0?12:c,0);},j:function(h){var g=new Date(""+h.getFullYear()+"/1/1 GMT");var e=new Date(""+h.getFullYear()+"/"+(h.getMonth()+1)+"/"+h.getDate()+" GMT");var c=e-g;var f=parseInt(c/60000/60/24,10)+1;return a(f,0,100);},k:["getHours"," "],l:function(e){var c=e.getHours()%12;return a(c===0?12:c," ");},m:function(c){return a(c.getMonth()+1,0);},M:["getMinutes","0"],p:function(e,c){return c.p[e.getHours()>=12?1:0];},P:function(e,c){return c.P[e.getHours()>=12?1:0];},s:function(e,c){return parseInt(e.getTime()/1000,10);},S:["getSeconds","0"],u:function(c){var e=c.getDay();return e===0?7:e;},U:function(g){var c=parseInt(b.formats.j(g),10);var f=6-g.getDay();var e=parseInt((c+f)/7,10);return a(e,0);},V:function(g){var f=parseInt(b.formats.W(g),10);var c=(new Date(""+g.getFullYear()+"/1/1")).getDay();var e=f+(c>4||c<=1?0:1);if(e===53&&(new Date(""+g.getFullYear()+"/12/31")).getDay()<4){e=1;}else{if(e===0){e=b.formats.V(new Date(""+(g.getFullYear()-1)+"/12/31"));}}return a(e,0);},w:"getDay",W:function(g){var c=parseInt(b.formats.j(g),10);var f=7-b.formats.u(g);var e=parseInt((c+f)/7,10);
return a(e,0,10);},y:function(c){return a(c.getFullYear()%100,0);},Y:"getFullYear",z:function(f){var e=f.getTimezoneOffset();var c=a(parseInt(Math.abs(e/60),10),0);var g=a(Math.abs(e%60),0);return(e>0?"-":"+")+c+g;},Z:function(c){var e=c.toString().replace(/^.*:\d\d( GMT[+-]\d+)? \(?([A-Za-z ]+)\)?\d*$/,"$2").replace(/[a-z ]/g,"");if(e.length>4){e=b.formats.z(c);}return e;},"%":function(c){return"%";}},aggregates:{c:"locale",D:"%m/%d/%y",F:"%Y-%m-%d",h:"%b",n:"\n",r:"locale",R:"%H:%M",t:"\t",T:"%H:%M:%S",x:"locale",X:"locale"},format:function(g,f,d){f=f||{};if(!(g instanceof Date)){return YAHOO.lang.isValue(g)?g:"";}var h=f.format||"%m/%d/%Y";if(h==="YYYY/MM/DD"){h="%Y/%m/%d";}else{if(h==="DD/MM/YYYY"){h="%d/%m/%Y";}else{if(h==="MM/DD/YYYY"){h="%m/%d/%Y";}}}d=d||"en";if(!(d in YAHOO.util.DateLocale)){if(d.replace(/-[a-zA-Z]+$/,"") in YAHOO.util.DateLocale){d=d.replace(/-[a-zA-Z]+$/,"");}else{d="en";}}var j=YAHOO.util.DateLocale[d];var c=function(l,k){var m=b.aggregates[k];return(m==="locale"?j[k]:m);};var e=function(l,k){var m=b.formats[k];if(typeof m==="string"){return g[m]();}else{if(typeof m==="function"){return m.call(g,g,j);}else{if(typeof m==="object"&&typeof m[0]==="string"){return a(g[m[0]](),m[1]);}else{return k;}}}};while(h.match(/%[cDFhnrRtTxX]/)){h=h.replace(/%([cDFhnrRtTxX])/g,c);}var i=h.replace(/%([aAbBCdegGHIjklmMpPsSuUVwWyYzZ%])/g,e);c=e=undefined;return i;}};YAHOO.namespace("YAHOO.util");YAHOO.util.Date=b;YAHOO.util.DateLocale={a:["Sun","Mon","Tue","Wed","Thu","Fri","Sat"],A:["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"],b:["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"],B:["January","February","March","April","May","June","July","August","September","October","November","December"],c:"%a %d %b %Y %T %Z",p:["AM","PM"],P:["am","pm"],r:"%I:%M:%S %p",x:"%d/%m/%y",X:"%T"};YAHOO.util.DateLocale["en"]=YAHOO.lang.merge(YAHOO.util.DateLocale,{});YAHOO.util.DateLocale["en-US"]=YAHOO.lang.merge(YAHOO.util.DateLocale["en"],{c:"%a %d %b %Y %I:%M:%S %p %Z",x:"%m/%d/%Y",X:"%I:%M:%S %p"});YAHOO.util.DateLocale["en-GB"]=YAHOO.lang.merge(YAHOO.util.DateLocale["en"],{r:"%l:%M:%S %P %Z"});YAHOO.util.DateLocale["en-AU"]=YAHOO.lang.merge(YAHOO.util.DateLocale["en"]);})();YAHOO.register("datasource",YAHOO.util.DataSource,{version:"2.9.0",build:"2800"});
|
