jexcel
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Jspreadsheet is a lightweight, vanilla javascript plugin to create amazing web-based interactive tables and spreadsheets compatible with Excel, Google Spreadsheets and any other spreadsheet software.
505 lines (454 loc) • 21.3 kB
JavaScript
/**
* Jexcel extensions
*/
jexcel.tabs = function(tabs, result) {
var instances = [];
// Create tab container
if (! tabs.classList.contains('jexcel_tabs')) {
tabs.innerHTML = '';
tabs.classList.add('jexcel_tabs')
tabs.jexcel = [];
var div = document.createElement('div');
var headers = tabs.appendChild(div);
var div = document.createElement('div');
var content = tabs.appendChild(div);
} else {
var headers = tabs.children[0];
var content = tabs.children[1];
}
var spreadsheet = []
var link = [];
for (var i = 0; i < result.length; i++) {
// Spreadsheet container
spreadsheet[i] = document.createElement('div');
spreadsheet[i].classList.add('jexcel_tab');
var worksheet = jexcel(spreadsheet[i], result[i]);
content.appendChild(spreadsheet[i]);
instances[i] = tabs.jexcel.push(worksheet);
// Tab link
link[i] = document.createElement('div');
link[i].classList.add('jexcel_tab_link');
link[i].setAttribute('data-spreadsheet', tabs.jexcel.length-1);
link[i].innerHTML = result[i].sheetName;
link[i].onclick = function() {
for (var j = 0; j < headers.children.length; j++) {
headers.children[j].classList.remove('selected');
content.children[j].style.display = 'none';
}
var i = this.getAttribute('data-spreadsheet');
content.children[i].style.display = 'block';
headers.children[i].classList.add('selected')
}
headers.appendChild(link[i]);
}
// First tab
for (var j = 0; j < headers.children.length; j++) {
headers.children[j].classList.remove('selected');
content.children[j].style.display = 'none';
}
headers.children[headers.children.length - 1].classList.add('selected');
content.children[headers.children.length - 1].style.display = 'block';
return instances;
}
// Compability to older versions
jexcel.createTabs = jexcel.tabs;
jexcel.fromSpreadsheet = function(file, __callback) {
var convert = function(workbook) {
var spreadsheets = [];
workbook.SheetNames.forEach(function(sheetName) {
var spreadsheet = {};
spreadsheet.rows = [];
spreadsheet.columns = [];
spreadsheet.data = [];
spreadsheet.style = {};
spreadsheet.sheetName = sheetName;
// Column widths
var temp = workbook.Sheets[sheetName]['!cols'];
if (temp && temp.length) {
for (var i = 0; i < temp.length; i++) {
spreadsheet.columns[i] = {};
if (temp[i] && temp[i].wpx) {
spreadsheet.columns[i].width = temp[i].wpx + 'px';
}
}
}
// Rows heights
var temp = workbook.Sheets[sheetName]['!rows'];
if (temp && temp.length) {
for (var i = 0; i < temp.length; i++) {
if (temp[i] && temp[i].hpx) {
spreadsheet.rows[i] = {};
spreadsheet.rows[i].height = temp[i].hpx + 'px';
}
}
}
// Merge cells
var temp = workbook.Sheets[sheetName]['!merges'];
if (temp && temp.length > 0) {
spreadsheet.mergeCells = [];
for (var i = 0; i < temp.length; i++) {
var x1 = temp[i].s.c;
var y1 = temp[i].s.r;
var x2 = temp[i].e.c;
var y2 = temp[i].e.r;
var key = jexcel.getColumnNameFromId([x1,y1]);
spreadsheet.mergeCells[key] = [ x2-x1+1, y2-y1+1 ];
}
}
// Data container
var max_x = 0;
var max_y = 0;
var temp = Object.keys(workbook.Sheets[sheetName]);
for (var i = 0; i < temp.length; i++) {
if (temp[i].substr(0,1) != '!') {
var cell = workbook.Sheets[sheetName][temp[i]];
var info = jexcel.getIdFromColumnName(temp[i], true);
if (! spreadsheet.data[info[1]]) {
spreadsheet.data[info[1]] = [];
}
spreadsheet.data[info[1]][info[0]] = cell.f ? '=' + cell.f : cell.w;
if (max_x < info[0]) {
max_x = info[0];
}
if (max_y < info[1]) {
max_y = info[1];
}
// Style
if (cell.style && Object.keys(cell.style).length > 0) {
spreadsheet.style[temp[i]] = cell.style;
}
if (cell.s && cell.s.fgColor) {
if (spreadsheet.style[temp[i]]) {
spreadsheet.style[temp[i]] += ';';
}
spreadsheet.style[temp[i]] += 'background-color:#' + cell.s.fgColor.rgb;
}
}
}
var numColumns = spreadsheet.columns;
for (var j = 0; j <= max_y; j++) {
for (var i = 0; i <= max_x; i++) {
if (! spreadsheet.data[j]) {
spreadsheet.data[j] = [];
}
if (! spreadsheet.data[j][i]) {
if (numColumns < i) {
spreadsheet.data[j][i] = '';
}
}
}
}
spreadsheets.push(spreadsheet);
});
return spreadsheets;
}
var oReq;
oReq = new XMLHttpRequest();
oReq.open("GET", file, true);
if(typeof Uint8Array !== 'undefined') {
oReq.responseType = "arraybuffer";
oReq.onload = function(e) {
var arraybuffer = oReq.response;
var data = new Uint8Array(arraybuffer);
var wb = XLSX.read(data, {type:"array", cellFormula:true, cellStyles:true });
__callback(convert(wb))
};
} else {
oReq.setRequestHeader("Accept-Charset", "x-user-defined");
oReq.onreadystatechange = function() { if(oReq.readyState == 4 && oReq.status == 200) {
var ff = convertResponseBodyToText(oReq.responseBody);
var wb = XLSX.read(ff, {type:"binary", cellFormula:true, cellStyles:true });
__callback(convert(wb))
}};
}
oReq.send();
}
/**
* Valid international letter
*/
jexcel.validLetter = function (text) {
var regex = /([\u0041-\u005A\u0061-\u007A\u00AA\u00B5\u00BA\u00C0-\u00D6\u00D8-\u00F6\u00F8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0370-\u0374\u0376\u0377\u037A-\u037D\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u048A-\u0527\u0531-\u0556\u0559\u0561-\u0587\u05D0-\u05EA\u05F0-\u05F2\u0620-\u064A\u066E\u066F\u0671-\u06D3\u06D5\u06E5\u06E6\u06EE\u06EF\u06FA-\u06FC\u06FF\u0710\u0712-\u072F\u074D-\u07A5\u07B1\u07CA-\u07EA\u07F4\u07F5\u07FA\u0800-\u0815\u081A\u0824\u0828\u0840-\u0858\u08A0\u08A2-\u08AC\u0904-\u0939\u093D\u0950\u0958-\u0961\u0971-\u0977\u0979-\u097F\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BD\u09CE\u09DC\u09DD\u09DF-\u09E1\u09F0\u09F1\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A59-\u0A5C\u0A5E\u0A72-\u0A74\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABD\u0AD0\u0AE0\u0AE1\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3D\u0B5C\u0B5D\u0B5F-\u0B61\u0B71\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BD0\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C33\u0C35-\u0C39\u0C3D\u0C58\u0C59\u0C60\u0C61\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBD\u0CDE\u0CE0\u0CE1\u0CF1\u0CF2\u0D05-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D\u0D4E\u0D60\u0D61\u0D7A-\u0D7F\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0E01-\u0E30\u0E32\u0E33\u0E40-\u0E46\u0E81\u0E82\u0E84\u0E87\u0E88\u0E8A\u0E8D\u0E94-\u0E97\u0E99-\u0E9F\u0EA1-\u0EA3\u0EA5\u0EA7\u0EAA\u0EAB\u0EAD-\u0EB0\u0EB2\u0EB3\u0EBD\u0EC0-\u0EC4\u0EC6\u0EDC-\u0EDF\u0F00\u0F40-\u0F47\u0F49-\u0F6C\u0F88-\u0F8C\u1000-\u102A\u103F\u1050-\u1055\u105A-\u105D\u1061\u1065\u1066\u106E-\u1070\u1075-\u1081\u108E\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u1380-\u138F\u13A0-\u13F4\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u1700-\u170C\u170E-\u1711\u1720-\u1731\u1740-\u1751\u1760-\u176C\u176E-\u1770\u1780-\u17B3\u17D7\u17DC\u1820-\u1877\u1880-\u18A8\u18AA\u18B0-\u18F5\u1900-\u191C\u1950-\u196D\u1970-\u1974\u1980-\u19AB\u19C1-\u19C7\u1A00-\u1A16\u1A20-\u1A54\u1AA7\u1B05-\u1B33\u1B45-\u1B4B\u1B83-\u1BA0\u1BAE\u1BAF\u1BBA-\u1BE5\u1C00-\u1C23\u1C4D-\u1C4F\u1C5A-\u1C7D\u1CE9-\u1CEC\u1CEE-\u1CF1\u1CF5\u1CF6\u1D00-\u1DBF\u1E00-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u2071\u207F\u2090-\u209C\u2102\u2107\u210A-\u2113\u2115\u2119-\u211D\u2124\u2126\u2128\u212A-\u212D\u212F-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2183\u2184\u2C00-\u2C2E\u2C30-\u2C5E\u2C60-\u2CE4\u2CEB-\u2CEE\u2CF2\u2CF3\u2D00-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D80-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u2E2F\u3005\u3006\u3031-\u3035\u303B\u303C\u3041-\u3096\u309D-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312D\u3131-\u318E\u31A0-\u31BA\u31F0-\u31FF\u3400-\u4DB5\u4E00-\u9FCC\uA000-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA61F\uA62A\uA62B\uA640-\uA66E\uA67F-\uA697\uA6A0-\uA6E5\uA717-\uA71F\uA722-\uA788\uA78B-\uA78E\uA790-\uA793\uA7A0-\uA7AA\uA7F8-\uA801\uA803-\uA805\uA807-\uA80A\uA80C-\uA822\uA840-\uA873\uA882-\uA8B3\uA8F2-\uA8F7\uA8FB\uA90A-\uA925\uA930-\uA946\uA960-\uA97C\uA984-\uA9B2\uA9CF\uAA00-\uAA28\uAA40-\uAA42\uAA44-\uAA4B\uAA60-\uAA76\uAA7A\uAA80-\uAAAF\uAAB1\uAAB5\uAAB6\uAAB9-\uAABD\uAAC0\uAAC2\uAADB-\uAADD\uAAE0-\uAAEA\uAAF2-\uAAF4\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uABC0-\uABE2\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D\uFB1F-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE70-\uFE74\uFE76-\uFEFC\uFF21-\uFF3A\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC-\u0400-\u04FF']+)/g;
return text.match(regex) ? 1 : 0;
}
/**
* Helper injectArray
*/
jexcel.injectArray = function(o, idx, arr) {
return o.slice(0, idx).concat(arr).concat(o.slice(idx));
}
/**
* Get letter based on a number
*
* @param integer i
* @return string letter
*/
jexcel.getColumnName = function(i) {
var letter = '';
if (i > 701) {
letter += String.fromCharCode(64 + parseInt(i / 676));
letter += String.fromCharCode(64 + parseInt((i % 676) / 26));
} else if (i > 25) {
letter += String.fromCharCode(64 + parseInt(i / 26));
}
letter += String.fromCharCode(65 + (i % 26));
return letter;
}
/**
* Convert excel like column to jexcel id
*
* @param string id
* @return string id
*/
jexcel.getIdFromColumnName = function (id, arr) {
// Get the letters
var t = /^[a-zA-Z]+/.exec(id);
if (t) {
// Base 26 calculation
var code = 0;
for (var i = 0; i < t[0].length; i++) {
code += parseInt(t[0].charCodeAt(i) - 64) * Math.pow(26, (t[0].length - 1 - i));
}
code--;
// Make sure jexcel starts on zero
if (code < 0) {
code = 0;
}
// Number
var number = parseInt(/[0-9]+$/.exec(id));
if (number > 0) {
number--;
}
if (arr == true) {
id = [ code, number ];
} else {
id = code + '-' + number;
}
}
return id;
}
/**
* Convert jexcel id to excel like column name
*
* @param string id
* @return string id
*/
jexcel.getColumnNameFromId = function (cellId) {
if (! Array.isArray(cellId)) {
cellId = cellId.split('-');
}
return jexcel.getColumnName(parseInt(cellId[0])) + (parseInt(cellId[1]) + 1);
}
/**
* Verify element inside jexcel table
*
* @param string id
* @return string id
*/
jexcel.getElement = function(element) {
var jexcelSection = 0;
var jexcelElement = 0;
function path (element) {
if (element.className) {
if (element.classList.contains('jexcel_container')) {
jexcelElement = element;
}
}
if (element.tagName == 'THEAD') {
jexcelSection = 1;
} else if (element.tagName == 'TBODY') {
jexcelSection = 2;
}
if (element.parentNode) {
if (! jexcelElement) {
path(element.parentNode);
}
}
}
path(element);
return [ jexcelElement, jexcelSection ];
}
jexcel.doubleDigitFormat = function(v) {
v = ''+v;
if (v.length == 1) {
v = '0'+v;
}
return v;
}
jexcel.createFromTable = function(el, options) {
if (el.tagName != 'TABLE') {
console.log('Element is not a table');
} else {
// Configuration
if (! options) {
options = {};
}
options.columns = [];
options.data = [];
// Colgroup
var colgroup = el.querySelectorAll('colgroup > col');
if (colgroup.length) {
// Get column width
for (var i = 0; i < colgroup.length; i++) {
var width = colgroup[i].style.width;
if (! width) {
var width = colgroup[i].getAttribute('width');
}
// Set column width
if (width) {
if (! options.columns[i]) {
options.columns[i] = {}
}
options.columns[i].width = width;
}
}
}
// Parse header
var parseHeader = function(header) {
// Get width information
var info = header.getBoundingClientRect();
var width = info.width > 50 ? info.width : 50;
// Create column option
if (! options.columns[i]) {
options.columns[i] = {};
}
if (header.getAttribute('data-celltype')) {
options.columns[i].type = header.getAttribute('data-celltype');
} else {
options.columns[i].type = 'text';
}
options.columns[i].width = width + 'px';
options.columns[i].title = header.innerHTML;
options.columns[i].align = header.style.textAlign || 'center';
}
// Headers
var headers = el.querySelectorAll('thead > tr');
if (headers.length) {
// Get the last row in the thead
headers = headers[headers.length-1].children;
// Go though the headers
for (var i = 0; i < headers.length; i++) {
parseHeader(headers[i]);
}
}
// Content
var rowNumber = 0;
var mergeCells = {};
var rows = {};
var style = {};
var content = el.querySelectorAll('table > tr, tbody tr');
for (var j = 0; j < content.length; j++) {
options.data[rowNumber] = [];
if (options.parseTableFirstRowAsHeader == true && j == 0) {
for (var i = 0; i < content[j].children.length; i++) {
parseHeader(content[j].children[i]);
}
} else {
for (var i = 0; i < content[j].children.length; i++) {
// WickedGrid formula compatibility
var value = content[j].children[i].getAttribute('data-formula');
if (value) {
if (value.substr(0,1) != '=') {
value = '=' + value;
}
} else {
var value = content[j].children[i].innerHTML;
}
options.data[rowNumber].push(value);
// Key
var cellName = jexcel.getColumnNameFromId([ i, j ]);
// Merged cells
var mergedColspan = parseInt(content[j].children[i].getAttribute('colspan')) || 0;
var mergedRowspan = parseInt(content[j].children[i].getAttribute('rowspan')) || 0;
if (mergedColspan || mergedRowspan) {
mergeCells[cellName] = [ mergedColspan || 1, mergedRowspan || 1 ];
}
// Avoid problems with hidden cells
if (s = content[j].children[i].style && content[j].children[i].style.display == 'none') {
content[j].children[i].style.display = '';
}
// Get style
var s = content[j].children[i].getAttribute('style');
if (s) {
style[cellName] = s;
}
// Bold
if (content[j].children[i].classList.contains('styleBold')) {
if (style[cellName]) {
style[cellName] += '; font-weight:bold;';
} else {
style[cellName] = 'font-weight:bold;';
}
}
}
// Row Height
if (content[j].style && content[j].style.height) {
rows[j] = { height: content[j].style.height };
}
// Index
rowNumber++;
}
}
// Style
if (Object.keys(style).length > 0) {
//options.style = style;
}
// Merged
if (Object.keys(mergeCells).length > 0) {
options.mergeCells = mergeCells;
}
// Row height
if (Object.keys(rows).length > 0) {
options.rows = rows;
}
// TODO: data-hiddencolumns="3,4"
// I guess in terms the better column type
if (options.parseTableAutoCellType == true) {
var pattern = [];
for (var i = 0; i < options.columns.length; i++) {
var test = true;
var testCalendar = true;
pattern[i] = [];
for (var j = 0; j < options.data.length; j++) {
var value = options.data[j][i];
if (! pattern[i][value]) {
pattern[i][value] = 0;
}
pattern[i][value]++;
if (value.length > 25) {
test = false;
}
if (value.length == 10) {
if (! (value.substr(4,1) == '-' && value.substr(7,1) == '-')) {
testCalendar = false;
}
} else {
testCalendar = false;
}
}
var keys = Object.keys(pattern[i]).length;
if (testCalendar) {
options.columns[i].type = 'calendar';
} else if (test == true && keys > 1 && keys <= parseInt(options.data.length * 0.1)) {
options.columns[i].type = 'dropdown';
options.columns[i].source = Object.keys(pattern[i]);
}
}
}
return options;
}
}
/**
* Jquery Support
*/
if (typeof(jQuery) != 'undefined') {
(function($){
$.fn.jexcel = function(method) {
var spreadsheetContainer = $(this).get(0);
if (! spreadsheetContainer.jexcel) {
return jexcel($(this).get(0), arguments[0]);
} else {
return spreadsheetContainer.jexcel[method].apply(this, Array.prototype.slice.call( arguments, 1 ));
}
};
})(jQuery);
}