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kankit28
28 Jan 2010, 2:53 AM
Hi I am using the following file for export to excel :
/***************************************************************/
/**
*
* Base64 encode / decode
* http://www.webtoolkit.info/
*
**/

var Base64 = (function() {

// private property
var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";

// private method for UTF-8 encoding
function utf8Encode(string) {
string = string.replace(/\r\n/g,"\n");
var utftext = "";
for (var n = 0; n < string.length; n++) {
var c = string.charCodeAt(n);
if (c < 128) {
utftext += String.fromCharCode(c);
}
else if((c > 127) && (c < 2048)) {
utftext += String.fromCharCode((c >> 6) | 192);
utftext += String.fromCharCode((c & 63) | 128);
}
else {
utftext += String.fromCharCode((c >> 12) | 224);
utftext += String.fromCharCode(((c >> 6) & 63) | 128);
utftext += String.fromCharCode((c & 63) | 128);
}
}
return utftext;
}

// public method for encoding
return {
encode : (typeof btoa == 'function') ? function(input) { return btoa(input); } : function (input) {
var output = "";
var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
var i = 0;
input = utf8Encode(input);
while (i < input.length) {
chr1 = input.charCodeAt(i++);
chr2 = input.charCodeAt(i++);
chr3 = input.charCodeAt(i++);
enc1 = chr1 >> 2;
enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
enc4 = chr3 & 63;
if (isNaN(chr2)) {
enc3 = enc4 = 64;
} else if (isNaN(chr3)) {
enc4 = 64;
}
output = output +
keyStr.charAt(enc1) + keyStr.charAt(enc2) +
keyStr.charAt(enc3) + keyStr.charAt(enc4);
}
return output;
}
};
})();

Ext.LinkButton = Ext.extend(Ext.Button, {
template: new Ext.Template(
'<table border="0" cellpadding="0" cellspacing="0" class="x-btn-wrap"><tbody><tr>',
'<td class="x-btn-left"><i> </i></td><td class="x-btn-center"><a class="x-btn-text" href="{1}" target="{2}">{0}</a></td><td class="x-btn-right"><i> </i></td>',
"</tr></tbody></table>"),

onRender: function(ct, position){
var btn, targs = [this.text || ' ', this.href, this.target || "_blank"];
if(position){
btn = this.template.insertBefore(position, targs, true);
}else{
btn = this.template.append(ct, targs, true);
}
var btnEl = btn.child("a:first");
btnEl.on('focus', this.onFocus, this);
btnEl.on('blur', this.onBlur, this);

this.initButtonEl(btn, btnEl);
Ext.ButtonToggleMgr.register(this);
},

onClick : function(e){
if(e.button != 0){
return;
}
if(!this.disabled){
this.fireEvent("click", this, e);
if(this.handler){
this.handler.call(this.scope || this, this, e);
}
}
}

});

Ext.override(Ext.grid.GridPanel, {
getExcelXml: function(includeHidden) {
var worksheet = this.createWorksheet(includeHidden);
var totalWidth = this.getColumnModel().getTotalWidth(includeHidden);
return '<?xml version="1.0" encoding="utf-8"?>' +
'<ss:Workbook xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns:o="urn:schemas-microsoft-com:office:office">' +
'<o:DocumentProperties><o:Title>' + this.title + '</o:Title></o:DocumentProperties>' +
'<ss:ExcelWorkbook>' +
'<ss:WindowHeight>' + worksheet.height + '</ss:WindowHeight>' +
'<ss:WindowWidth>' + worksheet.width + '</ss:WindowWidth>' +
'<ss:ProtectStructure>False</ss:ProtectStructure>' +
'<ss:ProtectWindows>False</ss:ProtectWindows>' +
'</ss:ExcelWorkbook>' +
'<ss:Styles>' +
'<ss:Style ss:ID="Default">' +
'<ss:Alignment ss:Vertical="Top" ss:WrapText="1" />' +
'<ss:Font ss:FontName="arial" ss:Size="10" />' +
'<ss:Borders>' +
'<ss:Border ss:Color="#e4e4e4" ss:Weight="1" ss:LineStyle="Continuous" ss:Position="Top" />' +
'<ss:Border ss:Color="#e4e4e4" ss:Weight="1" ss:LineStyle="Continuous" ss:Position="Bottom" />' +
'<ss:Border ss:Color="#e4e4e4" ss:Weight="1" ss:LineStyle="Continuous" ss:Position="Left" />' +
'<ss:Border ss:Color="#e4e4e4" ss:Weight="1" ss:LineStyle="Continuous" ss:Position="Right" />' +
'</ss:Borders>' +
'<ss:Interior />' +
'<ss:NumberFormat />' +
'<ss:Protection />' +
'</ss:Style>' +
'<ss:Style ss:ID="title">' +
'<ss:Borders />' +
'<ss:Font />' +
'<ss:Alignment ss:WrapText="1" ss:Vertical="Center" ss:Horizontal="Center" />' +
'<ss:NumberFormat ss:Format="@" />' +
'</ss:Style>' +
'<ss:Style ss:ID="headercell">' +
'<ss:Font ss:Bold="1" ss:Size="10" />' +
'<ss:Alignment ss:WrapText="1" ss:Horizontal="Center" />' +
'<ss:Interior ss:Pattern="Solid" ss:Color="#A3C9F1" />' +
'</ss:Style>' +
'<ss:Style ss:ID="even">' +
'<ss:Interior ss:Pattern="Solid" ss:Color="#CCFFFF" />' +
'</ss:Style>' +
'<ss:Style ss:Parent="even" ss:ID="evendate">' +
'<ss:NumberFormat ss:Format="[ENG][$-409]dd\-mmm\-yyyy;@" />' +
'</ss:Style>' +
'<ss:Style ss:Parent="even" ss:ID="evenint">' +
'<ss:NumberFormat ss:Format="0" />' +
'</ss:Style>' +
'<ss:Style ss:Parent="even" ss:ID="evenfloat">' +
'<ss:NumberFormat ss:Format="0.00" />' +
'</ss:Style>' +
'<ss:Style ss:ID="odd">' +
'<ss:Interior ss:Pattern="Solid" ss:Color="#CCCCFF" />' +
'</ss:Style>' +
'<ss:Style ss:Parent="odd" ss:ID="odddate">' +
'<ss:NumberFormat ss:Format="[ENG][$-409]dd\-mmm\-yyyy;@" />' +
'</ss:Style>' +
'<ss:Style ss:Parent="odd" ss:ID="oddint">' +
'<ss:NumberFormat ss:Format="0" />' +
'</ss:Style>' +
'<ss:Style ss:Parent="odd" ss:ID="oddfloat">' +
'<ss:NumberFormat ss:Format="0.00" />' +
'</ss:Style>' +
'</ss:Styles>' +
worksheet.xml +
'</ss:Workbook>';
},

createWorksheet: function(includeHidden) {

// Calculate cell data types and extra class names which affect formatting
var cellType = [];
var cellTypeClass = [];
var cm = this.getColumnModel();
var totalWidthInPixels = 0;
var colXml = '';
var headerXml = '';
for (var i = 0; i < cm.getColumnCount(); i++) {
if (includeHidden || !cm.isHidden(i)) {
var w = cm.getColumnWidth(i)
totalWidthInPixels += w;
colXml += '<ss:Column ss:AutoFitWidth="1" ss:Width="' + w + '" />';
headerXml += '<ss:Cell ss:StyleID="headercell">' +
'<ss:Data ss:Type="String">' + cm.getColumnHeader(i) + '</ss:Data>' +
'<ss:NamedCell ss:Name="Print_Titles" /></ss:Cell>';
var fld = this.store.recordType.prototype.fields.get(cm.getDataIndex(i));
switch(fld.type) {
case "int":
cellType.push("Number");
cellTypeClass.push("int");
break;
case "float":
cellType.push("Number");
cellTypeClass.push("float");
break;
case "bool":
case "boolean":
cellType.push("String");
cellTypeClass.push("");
break;
case "date":
cellType.push("DateTime");
cellTypeClass.push("date");
break;
default:
cellType.push("String");
cellTypeClass.push("");
break;
}
}
}
var visibleColumnCount = cellType.length;

var result = {
height: 9000,
width: Math.floor(totalWidthInPixels * 30) + 50
};

// Generate worksheet header details.
var t = '<ss:Worksheet ss:Name="' + this.title + '">' +
'<ss:Names>' +
'<ss:NamedRange ss:Name="Print_Titles" ss:RefersTo="=\'' + this.title + '\'!R1:R2" />' +
'</ss:Names>' +
'<ss:Table x:FullRows="1" x:FullColumns="1"' +
' ss:ExpandedColumnCount="' + visibleColumnCount +
'" ss:ExpandedRowCount="' + (this.store.getCount() + 2) + '">' +
colXml +
'<ss:Row ss:Height="38">' +
'<ss:Cell ss:StyleID="title" ss:MergeAcross="' + (visibleColumnCount - 1) + '">' +
'<ss:Data xmlns:html="http://www.w3.org/TR/REC-html40" ss:Type="String">' +
'<html:B><html:U><html:Font html:Size="15">' + this.title +
'</html:Font></html:U></html:B>Generated by ExtJs</ss:Data><ss:NamedCell ss:Name="Print_Titles" />' +
'</ss:Cell>' +
'</ss:Row>' +
'<ss:Row ss:AutoFitHeight="1">' +
headerXml +
'</ss:Row>';

// Generate the data rows from the data in the Store
for (var i = 0, it = this.store.data.items, l = it.length; i < l; i++) {
t += '<ss:Row>';
var cellClass = (i & 1) ? 'odd' : 'even';
r = it[i].data;
var k = 0;
for (var j = 0; j < cm.getColumnCount(); j++) {
if (includeHidden || !cm.isHidden(j)) {
var v = r[cm.getDataIndex(j)];
t += '<ss:Cell ss:StyleID="' + cellClass + cellTypeClass[k] + '"><ss:Data ss:Type="' + cellType[k] + '">';
if (cellType[k] == 'DateTime') {
t += v.format('Y-m-d');
} else {
t += v;
}
t +='</ss:Data></ss:Cell>';
k++;
}
}
t += '</ss:Row>';
}

result.xml = t + '</ss:Table>' +
'<x:WorksheetOptions>' +
'<x:PageSetup>' +
'<x:Layout x:CenterHorizontal="1" x:Orientation="Landscape" />' +
'<x:Footer x:Data="Page &amp;P of &amp;N" x:Margin="0.5" />' +
'<x:PageMargins x:Top="0.5" x:Right="0.5" x:Left="0.5" x:Bottom="0.8" />' +
'</x:PageSetup>' +
'<x:FitToPage />' +
'<x:Print>' +
'<x:PrintErrors>Blank</x:PrintErrors>' +
'<x:FitWidth>1</x:FitWidth>' +
'<x:FitHeight>32767</x:FitHeight>' +
'<x:ValidPrinterInfo />' +
'<x:VerticalResolution>600</x:VerticalResolution>' +
'</x:Print>' +
'<x:Selected />' +
'<x:DoNotDisplayGridlines />' +
'<x:ProtectObjects>False</x:ProtectObjects>' +
'<x:ProtectScenarios>False</x:ProtectScenarios>' +
'</x:WorksheetOptions>' +
'</ss:Worksheet>';
return result;
}
});

/***************************************************************/

My Code goes over here ......

var reader = new Ext.data.JsonReader({
fields:[
{name: 'metricName'},
{name: 'datatypeName'},
{name: 'queueName'},
{name: 'current'},
{name: 'target'},
{name: 'LastWeek'},
{name: 'WeekRoll4'},
{name: 'Flag'},
<?php
include_once('../../controller/SQL.class.php');
$sql = new SQL();
$arr = $sql->getSiteArr();
for($i=0;$i<count($arr);$i++){
echo "{name: '".$arr[$i]."'},";
}
?>
{name: 'weekend',type: 'date',dateFormat: 'Y-m-d'}
],
sortInfo:{field: 'metricName', direction: "ASC"}
});

var CurrentStore = new Ext.data.GroupingStore({
url: '../../model/admin/adminData.php',
reader:reader,
sortInfo: {field: 'metricName', direction: 'ASC'},
baseParams :{task:'current'},
groupField:'queueName'
});

var CurrGrid = new Ext.grid.GridPanel({
id:'CurrGrid',
ds:CurrentStore,
columns:[
new Ext.grid.RowNumberer(),
{header: "Queue Name", width: 40, sortable: true, dataIndex: 'queueName'},
{header: "Metric Name", width: 70, sortable: true, dataIndex: 'metricName'},
{header: "datatypeName", sortable: true, dataIndex: 'datatypeName'},
{header: "Target", width: 30, sortable: true, dataIndex: 'target',renderer:dataTypeRender,align: 'right'},
{header: "Current", width: 30, sortable: true, dataIndex: 'current',renderer:dataTypeRender,align: 'right'},
{header: "Last Week", width: 30, sortable: true, dataIndex: 'LastWeek',renderer:dataTypeRender,align: 'right'},
{header: "4 Week Roll", width: 30, sortable: true, dataIndex: 'WeekRoll4',renderer:dataTypeRender,align: 'right'},
<?php
for($i=0;$i<count($arr);$i++){
echo "{id:'".$arr[$i]."',width:30,header:'".$arr[$i]."',dataIndex:'".$arr[$i]."',renderer:dataTypeRender,align: 'right'},";
}
?>
{id:'dateId',header: "Date", width: 30, dataIndex: 'date'},
{header: "Inserted On",width: 20, sortable: true, dataIndex: 'insertedOn'}
],
view: new Ext.grid.GroupingView({
forceFit: true,
markDirty: false,
groupTextTpl: '{text} ({[values.rs.length]} {[values.rs.length > 1 ? "Items" : "Item"]})'
}),
columnLines:true,
title:'Executive Data',
frame:true,
height:600,
width:'100%',
header: true,
animCollapse: false,
iconCls: 'icon-grid',
listeners:{
'click':function(){
getCurrJquery(this);
}
},
tbar : ['Flag Selection',currTimeFlagDD,'-','Date',currDate,'->',
{
text:'Get Executive Data',
icon : "../../images/icons/house_go.png",
cls : "x-btn-text-icon",
listeners:{
'click': function(){
CurrentStore.removeAll();
Ext.getCmp('CurrGrid').setTitle('Executive Data {Trend : '+Ext.get('currTimeFlagDD').getValue()+'}{Date : '+Ext.get('currdt').getValue()+"}");
var loadMask = new Ext.LoadMask(Ext.get('CurrGrid'), {store:CurrentStore,msg:'Loading Executive Data'});
loadMask.show();
CurrentStore.load();
}
}
}
],
bbar: new Ext.Toolbar({
buttons: [{
id: 'grid-excel-button',
text: 'Export to Excel...',
handler: function(){
document.location='data:application/vnd.ms-excel;base64,' + Base64.encode(CurrGrid.getExcelXml());
}
}]
})
});
//CurrGrid.getSelectionModel().selectFirstRow();

function getCurrJquery(){
$(document).ready(function(){
$("#CurrGrid").expose({api: true}).load();
});
}



Every time i tried to export ..I am getting the following error :
fld is undefined
chrome://firebug/content/blank.gif switch(fld.type) {\r\n



Need urgent help on this