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added file input to web demo

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SheetJS 2014-08-18 12:25:02 -04:00
parent cb1dd13e45
commit dbebd21d5e
1 changed files with 36 additions and 2 deletions
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38
index.html
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@ -34,7 +34,8 @@ Output Format:
<input type="radio" name="format" value="json"> JSON<br>
<input type="radio" name="format" value="form"> FORMULAE<br> -->
<div id="drop">Drop an XLSX or XLSM or XLSB file here to see sheet data.</div>
<div id="drop">Drop an XLSX or XLSM or XLSB file here to see sheet data</div>
<p><input type="file" name="xlfile" id="xlf" /> ... or click here to select a file</p>
<textarea id="b64data">... or paste a base64-encoding here</textarea>
<input type="button" id="dotext" value="Click here to process the base64 text" onclick="b64it();"/><br />
Advanced Demo Options: <br />
@ -182,7 +183,7 @@ function process_wb(wb) {
var output = "";
switch(get_radio_value("format")) {
case "json":
output = JSON.stringify(to_json(wb), 2, 2);
output = JSON.stringify(to_json(wb), 2, 2);
break;
case "form":
output = to_formulae(wb);
@ -238,6 +239,39 @@ if(drop.addEventListener) {
drop.addEventListener('dragover', handleDragover, false);
drop.addEventListener('drop', handleDrop, false);
}
var xlf = document.getElementById('xlf');
function handleFile(e) {
rABS = document.getElementsByName("userabs")[0].checked;
use_worker = document.getElementsByName("useworker")[0].checked;
var files = e.target.files;
var i,f;
for (i = 0, f = files[i]; i != files.length; ++i) {
var reader = new FileReader();
var name = f.name;
reader.onload = function(e) {
if(typeof console !== 'undefined') console.log("onload", new Date(), rABS, use_worker);
var data = e.target.result;
if(use_worker) {
xlsxworker(data, process_wb);
} else {
var wb;
if(rABS) {
wb = XLSX.read(data, {type: 'binary'});
} else {
var arr = fixdata(data);
wb = XLSX.read(btoa(arr), {type: 'base64'});
}
process_wb(wb);
}
};
if(rABS) reader.readAsBinaryString(f);
else reader.readAsArrayBuffer(f);
}
}
if(xlf.addEventListener) xlf.addEventListener('change', handleFile, false);
</script>
<script type="text/javascript">
var _gaq = _gaq || [];