130 lines
3.5 KiB
JavaScript
130 lines
3.5 KiB
JavaScript
/* xlsx.js (C) 2013-present SheetJS -- http://sheetjs.com */
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/*jshint browser:true */
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/*global XLSX */
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var XLSX = require('xlsx');
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var global_wb;
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var process_wb = (function() {
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var OUT = document.getElementById('out');
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var HTMLOUT = document.getElementById('htmlout');
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var get_format = (function() {
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var radios = document.getElementsByName( "format" );
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return function() {
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for(var i = 0; i < radios.length; ++i) if(radios[i].checked || radios.length === 1) return radios[i].value;
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};
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})();
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var to_json = function to_json(workbook) {
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var result = {};
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workbook.SheetNames.forEach(function(sheetName) {
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var roa = XLSX.utils.sheet_to_json(workbook.Sheets[sheetName]);
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if(roa.length) result[sheetName] = roa;
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});
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return JSON.stringify(result, 2, 2);
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};
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var to_csv = function to_csv(workbook) {
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var result = [];
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workbook.SheetNames.forEach(function(sheetName) {
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var csv = XLSX.utils.sheet_to_csv(workbook.Sheets[sheetName]);
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if(csv.length){
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result.push("SHEET: " + sheetName);
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result.push("");
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result.push(csv);
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}
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});
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return result.join("\n");
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};
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var to_fmla = function to_fmla(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){
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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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var to_html = function to_html(workbook) {
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HTMLOUT.innerHTML = "";
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workbook.SheetNames.forEach(function(sheetName) {
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var htmlstr = XLSX.write(workbook, {sheet:sheetName, type:'string', bookType:'html'});
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HTMLOUT.innerHTML += htmlstr;
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});
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return "";
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};
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return function process_wb(wb) {
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global_wb = wb;
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var output = "";
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switch(get_format()) {
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case "form": output = to_fmla(wb); break;
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case "html": output = to_html(wb); break;
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case "json": output = to_json(wb); break;
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default: output = to_csv(wb);
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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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if(typeof console !== 'undefined') console.log("output", new Date());
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};
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})();
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var setfmt = window.setfmt = function setfmt() { if(global_wb) process_wb(global_wb); };
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var b64it = window.b64it = (function() {
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var tarea = document.getElementById('b64data');
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return function b64it() {
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if(typeof console !== 'undefined') console.log("onload", new Date());
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var wb = XLSX.read(tarea.value, {type:'base64', WTF:false});
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process_wb(wb);
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};
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})();
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var do_file = (function() {
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return function do_file(files) {
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var f = files[0];
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var reader = new FileReader();
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reader.onload = function(e) {
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if(typeof console !== 'undefined') console.log("onload", new Date());
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var data = e.target.result;
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data = new Uint8Array(data);
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process_wb(XLSX.read(data, {type: 'array'}));
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};
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reader.readAsArrayBuffer(f);
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};
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})();
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(function() {
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var drop = document.getElementById('drop');
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if(!drop.addEventListener) return;
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function handleDrop(e) {
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e.stopPropagation();
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e.preventDefault();
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do_file(e.dataTransfer.files);
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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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drop.addEventListener('dragenter', handleDragover, false);
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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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(function() {
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var xlf = document.getElementById('xlf');
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if(!xlf.addEventListener) return;
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function handleFile(e) { do_file(e.target.files); }
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xlf.addEventListener('change', handleFile, false);
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})();
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