2013-04-13 13:56:25 +00:00
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<!DOCTYPE html>
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2013-11-12 16:29:53 +00:00
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<title>JS-XLSX Live Demo</title>
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2013-02-18 03:40:27 +00:00
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<style>
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#drop{
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border:2px dashed #bbb;
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-moz-border-radius:5px;
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-webkit-border-radius:5px;
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border-radius:5px;
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padding:25px;
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text-align:center;
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font:20pt bold,"Vollkorn";color:#bbb
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}
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2013-03-02 06:47:41 +00:00
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#b64data{
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width:100%;
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}
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2013-02-18 03:40:27 +00:00
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</style>
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2013-11-12 16:29:53 +00:00
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</head>
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<body>
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2013-03-02 06:47:41 +00:00
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<b>JS-XLSX Live Demo</b><br />
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2013-02-18 03:40:27 +00:00
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<input type="radio" name="format" value="csv" checked> CSV<br>
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<input type="radio" name="format" value="json"> JSON<br>
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2013-05-06 14:54:42 +00:00
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<input type="radio" name="format" value="form"> FORMULAE<br>
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2013-02-18 03:40:27 +00:00
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2013-05-03 14:23:19 +00:00
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<div id="drop">Drop an XLSX file here to see sheet data.</div>
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2013-03-02 06:47:41 +00:00
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<textarea id="b64data">... or paste a base64-encoding here</textarea>
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<input type="button" id="dotext" value="Click here to process the base64 text" onclick="b64it();"/>
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2013-02-18 03:40:27 +00:00
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<pre id="out"></pre>
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<br />
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<script src="jszip.js"></script>
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<script src="xlsx.js"></script>
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<script>
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2014-01-23 06:20:19 +00:00
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var rABS = typeof FileReader !== "undefined" && typeof FileReader.prototype !== "undefined" && typeof FileReader.prototype.readAsBinaryString !== "undefined";
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2013-11-22 22:58:11 +00:00
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function xlsxworker(data, cb) {
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var worker = new Worker('./xlsxworker.js');
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worker.onmessage = function(e) {
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switch(e.data.t) {
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case 'ready': break;
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2014-01-23 06:20:19 +00:00
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case 'e': console.error(e.data.d); break;
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2013-11-22 22:58:11 +00:00
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case 'xlsx': cb(JSON.parse(e.data.d)); break;
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}
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};
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2014-01-23 06:20:19 +00:00
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var arr = rABS ? data : btoa(String.fromCharCode.apply(null, new Uint8Array(data)));
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worker.postMessage({d:arr,b:rABS});
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2013-11-22 22:58:11 +00:00
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}
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2013-02-18 03:40:27 +00:00
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function get_radio_value( radioName ) {
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2013-02-20 15:25:02 +00:00
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var radios = document.getElementsByName( radioName );
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for( var i = 0; i < radios.length; i++ ) {
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if( radios[i].checked ) {
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return radios[i].value;
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}
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}
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2013-02-18 03:40:27 +00:00
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}
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function to_json(workbook) {
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2013-02-20 15:25:02 +00:00
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var result = {};
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workbook.SheetNames.forEach(function(sheetName) {
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2013-05-03 14:23:19 +00:00
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var roa = XLSX.utils.sheet_to_row_object_array(workbook.Sheets[sheetName]);
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if(roa.length > 0){
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result[sheetName] = roa;
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2013-02-20 15:25:02 +00:00
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}
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});
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return result;
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2013-02-18 03:40:27 +00:00
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}
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2013-03-15 01:14:05 +00:00
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function to_csv(workbook) {
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var result = [];
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workbook.SheetNames.forEach(function(sheetName) {
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2013-05-03 14:23:19 +00:00
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var csv = XLSX.utils.sheet_to_csv(workbook.Sheets[sheetName]);
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if(csv.length > 0){
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2013-03-15 01:14:05 +00:00
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result.push("SHEET: " + sheetName);
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result.push("");
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2013-05-03 14:23:19 +00:00
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result.push(csv);
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2013-03-15 01:14:05 +00:00
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}
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});
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return result.join("\n");
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2013-02-18 03:40:27 +00:00
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}
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2013-05-06 14:54:42 +00:00
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function to_formulae(workbook) {
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var result = [];
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workbook.SheetNames.forEach(function(sheetName) {
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var formulae = XLSX.utils.get_formulae(workbook.Sheets[sheetName]);
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if(formulae.length > 0){
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result.push("SHEET: " + sheetName);
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result.push("");
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result.push(formulae.join("\n"));
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}
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});
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return result.join("\n");
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}
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2013-03-02 06:47:41 +00:00
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var tarea = document.getElementById('b64data');
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function b64it() {
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2013-05-03 14:23:19 +00:00
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var wb = XLSX.read(tarea.value, {type: 'base64'});
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process_wb(wb);
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2013-03-02 06:47:41 +00:00
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}
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2013-05-03 14:23:19 +00:00
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function process_wb(wb) {
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2013-03-02 06:47:41 +00:00
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var output = "";
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2013-05-06 14:54:42 +00:00
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switch(get_radio_value("format")) {
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case "json":
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2013-05-03 14:23:19 +00:00
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output = JSON.stringify(to_json(wb), 2, 2);
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2013-05-06 14:54:42 +00:00
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break;
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case "form":
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output = to_formulae(wb);
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break;
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default:
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2013-05-03 14:23:19 +00:00
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output = to_csv(wb);
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2013-03-02 06:47:41 +00:00
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}
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if(out.innerText === undefined) out.textContent = output;
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else out.innerText = output;
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}
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2013-02-18 03:40:27 +00:00
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var drop = document.getElementById('drop');
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function handleDrop(e) {
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e.stopPropagation();
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e.preventDefault();
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var files = e.dataTransfer.files;
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var i,f;
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for (i = 0, f = files[i]; i != files.length; ++i) {
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var reader = new FileReader();
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var name = f.name;
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reader.onload = function(e) {
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var data = e.target.result;
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2013-11-22 22:58:11 +00:00
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if(typeof Worker !== 'undefined') {
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xlsxworker(data, process_wb);
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} else {
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2014-01-23 06:20:19 +00:00
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var wb;
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if(rABS) {
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wb = XLSX.read(data, {type: 'binary'});
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} else {
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2013-11-22 22:58:11 +00:00
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var arr = String.fromCharCode.apply(null, new Uint8Array(data));
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2014-01-23 06:20:19 +00:00
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wb = XLSX.read(btoa(arr), {type: 'base64'});
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}
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2013-11-22 22:58:11 +00:00
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process_wb(wb);
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}
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2013-02-18 03:40:27 +00:00
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};
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2014-01-23 06:20:19 +00:00
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if(rABS) reader.readAsBinaryString(f);
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else reader.readAsArrayBuffer(f);
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2013-02-18 03:40:27 +00:00
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}
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}
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function handleDragover(e) {
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e.stopPropagation();
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e.preventDefault();
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e.dataTransfer.dropEffect = 'copy';
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}
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2013-03-05 22:01:01 +00:00
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2013-04-13 13:56:25 +00:00
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if(drop.addEventListener) {
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drop.addEventListener('dragenter', handleDragover, false);
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2013-03-05 22:01:01 +00:00
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drop.addEventListener('dragover', handleDragover, false);
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drop.addEventListener('drop', handleDrop, false);
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}
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2013-02-18 03:40:27 +00:00
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</script>
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2013-11-12 16:29:53 +00:00
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</body>
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</html>
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