added file input to web demo (fixes #97)

This commit is contained in:
SheetJS 2014-08-18 12:28:45 -04:00
parent 909e98d514
commit 9c36927071
2 changed files with 41 additions and 4 deletions

@ -32,7 +32,8 @@ 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 />
@ -59,12 +60,14 @@ if(!use_worker) {
document.getElementsByName("useworker")[0].checked = false;
}
var transferable = true;
var transferable = use_worker;
if(!transferable) {
document.getElementsByName("xferable")[0].disabled = true;
document.getElementsByName("xferable")[0].checked = false;
}
var wtf_mode = false;
function fixdata(data) {
var o = "", l = 0, w = 10240;
for(; l<data.byteLength/w; ++l) o+=String.fromCharCode.apply(null,new Uint8Array(data.slice(l*w,l*w+w)));
@ -170,7 +173,7 @@ function to_formulae(workbook) {
var tarea = document.getElementById('b64data');
function b64it() {
if(typeof console !== 'undefined') console.log("onload", new Date());
var wb = XLSX.read(tarea.value, {type: 'base64'});
var wb = XLSX.read(tarea.value, {type: 'base64',WTF:wtf_mode});
process_wb(wb);
}
@ -234,6 +237,40 @@ 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>
</body>
</html>

@ -1 +1 @@
Subproject commit a4ce64aaca4f8750ba9f249ba24f6ebd502dbd15
Subproject commit c126cabd50c9056205ce8762f851f5c3dbe33910