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The JWebSwing implementation for Data Tables
/*!
* Flash export buttons for Buttons and DataTables.
* 2015-2017 SpryMedia Ltd - datatables.net/license
*
* ZeroClipbaord - MIT license
* Copyright (c) 2012 Joseph Huckaby
*/
(function( factory ){
if ( typeof define === 'function' && define.amd ) {
// AMD
define( ['jquery', 'datatables.net', 'datatables.net-buttons'], function ( $ ) {
return factory( $, window, document );
} );
}
else if ( typeof exports === 'object' ) {
// CommonJS
module.exports = function (root, $) {
if ( ! root ) {
root = window;
}
if ( ! $ || ! $.fn.dataTable ) {
$ = require('datatables.net')(root, $).$;
}
if ( ! $.fn.dataTable.Buttons ) {
require('datatables.net-buttons')(root, $);
}
return factory( $, root, root.document );
};
}
else {
// Browser
factory( jQuery, window, document );
}
}(function( $, window, document, undefined ) {
'use strict';
var DataTable = $.fn.dataTable;
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* ZeroClipboard dependency
*/
/*
* ZeroClipboard 1.0.4 with modifications
* Author: Joseph Huckaby
* License: MIT
*
* Copyright (c) 2012 Joseph Huckaby
*/
var ZeroClipboard_TableTools = {
version: "1.0.4-TableTools2",
clients: {}, // registered upload clients on page, indexed by id
moviePath: '', // URL to movie
nextId: 1, // ID of next movie
$: function(thingy) {
// simple DOM lookup utility function
if (typeof(thingy) == 'string') {
thingy = document.getElementById(thingy);
}
if (!thingy.addClass) {
// extend element with a few useful methods
thingy.hide = function() { this.style.display = 'none'; };
thingy.show = function() { this.style.display = ''; };
thingy.addClass = function(name) { this.removeClass(name); this.className += ' ' + name; };
thingy.removeClass = function(name) {
this.className = this.className.replace( new RegExp("\\s*" + name + "\\s*"), " ").replace(/^\s+/, '').replace(/\s+$/, '');
};
thingy.hasClass = function(name) {
return !!this.className.match( new RegExp("\\s*" + name + "\\s*") );
};
}
return thingy;
},
setMoviePath: function(path) {
// set path to ZeroClipboard.swf
this.moviePath = path;
},
dispatch: function(id, eventName, args) {
// receive event from flash movie, send to client
var client = this.clients[id];
if (client) {
client.receiveEvent(eventName, args);
}
},
log: function ( str ) {
console.log( 'Flash: '+str );
},
register: function(id, client) {
// register new client to receive events
this.clients[id] = client;
},
getDOMObjectPosition: function(obj) {
// get absolute coordinates for dom element
var info = {
left: 0,
top: 0,
width: obj.width ? obj.width : obj.offsetWidth,
height: obj.height ? obj.height : obj.offsetHeight
};
if ( obj.style.width !== "" ) {
info.width = obj.style.width.replace("px","");
}
if ( obj.style.height !== "" ) {
info.height = obj.style.height.replace("px","");
}
while (obj) {
info.left += obj.offsetLeft;
info.top += obj.offsetTop;
obj = obj.offsetParent;
}
return info;
},
Client: function(elem) {
// constructor for new simple upload client
this.handlers = {};
// unique ID
this.id = ZeroClipboard_TableTools.nextId++;
this.movieId = 'ZeroClipboard_TableToolsMovie_' + this.id;
// register client with singleton to receive flash events
ZeroClipboard_TableTools.register(this.id, this);
// create movie
if (elem) {
this.glue(elem);
}
}
};
ZeroClipboard_TableTools.Client.prototype = {
id: 0, // unique ID for us
ready: false, // whether movie is ready to receive events or not
movie: null, // reference to movie object
clipText: '', // text to copy to clipboard
fileName: '', // default file save name
action: 'copy', // action to perform
handCursorEnabled: true, // whether to show hand cursor, or default pointer cursor
cssEffects: true, // enable CSS mouse effects on dom container
handlers: null, // user event handlers
sized: false,
sheetName: '', // default sheet name for excel export
glue: function(elem, title) {
// glue to DOM element
// elem can be ID or actual DOM element object
this.domElement = ZeroClipboard_TableTools.$(elem);
// float just above object, or zIndex 99 if dom element isn't set
var zIndex = 99;
if (this.domElement.style.zIndex) {
zIndex = parseInt(this.domElement.style.zIndex, 10) + 1;
}
// find X/Y position of domElement
var box = ZeroClipboard_TableTools.getDOMObjectPosition(this.domElement);
// create floating DIV above element
this.div = document.createElement('div');
var style = this.div.style;
style.position = 'absolute';
style.left = '0px';
style.top = '0px';
style.width = (box.width) + 'px';
style.height = box.height + 'px';
style.zIndex = zIndex;
if ( typeof title != "undefined" && title !== "" ) {
this.div.title = title;
}
if ( box.width !== 0 && box.height !== 0 ) {
this.sized = true;
}
// style.backgroundColor = '#f00'; // debug
if ( this.domElement ) {
this.domElement.appendChild(this.div);
this.div.innerHTML = this.getHTML( box.width, box.height ).replace(/&/g, '&');
}
},
positionElement: function() {
var box = ZeroClipboard_TableTools.getDOMObjectPosition(this.domElement);
var style = this.div.style;
style.position = 'absolute';
//style.left = (this.domElement.offsetLeft)+'px';
//style.top = this.domElement.offsetTop+'px';
style.width = box.width + 'px';
style.height = box.height + 'px';
if ( box.width !== 0 && box.height !== 0 ) {
this.sized = true;
} else {
return;
}
var flash = this.div.childNodes[0];
flash.width = box.width;
flash.height = box.height;
},
getHTML: function(width, height) {
// return HTML for movie
var html = '';
var flashvars = 'id=' + this.id +
'&width=' + width +
'&height=' + height;
if (navigator.userAgent.match(/MSIE/)) {
// IE gets an OBJECT tag
var protocol = location.href.match(/^https/i) ? 'https://' : 'http://';
html += '';
}
else {
// all other browsers get an EMBED tag
html += '';
}
return html;
},
hide: function() {
// temporarily hide floater offscreen
if (this.div) {
this.div.style.left = '-2000px';
}
},
show: function() {
// show ourselves after a call to hide()
this.reposition();
},
destroy: function() {
// destroy control and floater
var that = this;
if (this.domElement && this.div) {
$(this.div).remove();
this.domElement = null;
this.div = null;
$.each( ZeroClipboard_TableTools.clients, function ( id, client ) {
if ( client === that ) {
delete ZeroClipboard_TableTools.clients[ id ];
}
} );
}
},
reposition: function(elem) {
// reposition our floating div, optionally to new container
// warning: container CANNOT change size, only position
if (elem) {
this.domElement = ZeroClipboard_TableTools.$(elem);
if (!this.domElement) {
this.hide();
}
}
if (this.domElement && this.div) {
var box = ZeroClipboard_TableTools.getDOMObjectPosition(this.domElement);
var style = this.div.style;
style.left = '' + box.left + 'px';
style.top = '' + box.top + 'px';
}
},
clearText: function() {
// clear the text to be copy / saved
this.clipText = '';
if (this.ready) {
this.movie.clearText();
}
},
appendText: function(newText) {
// append text to that which is to be copied / saved
this.clipText += newText;
if (this.ready) { this.movie.appendText(newText) ;}
},
setText: function(newText) {
// set text to be copied to be copied / saved
this.clipText = newText;
if (this.ready) { this.movie.setText(newText) ;}
},
setFileName: function(newText) {
// set the file name
this.fileName = newText;
if (this.ready) {
this.movie.setFileName(newText);
}
},
setSheetData: function(data) {
// set the xlsx sheet data
if (this.ready) {
this.movie.setSheetData( JSON.stringify( data ) );
}
},
setAction: function(newText) {
// set action (save or copy)
this.action = newText;
if (this.ready) {
this.movie.setAction(newText);
}
},
addEventListener: function(eventName, func) {
// add user event listener for event
// event types: load, queueStart, fileStart, fileComplete, queueComplete, progress, error, cancel
eventName = eventName.toString().toLowerCase().replace(/^on/, '');
if (!this.handlers[eventName]) {
this.handlers[eventName] = [];
}
this.handlers[eventName].push(func);
},
setHandCursor: function(enabled) {
// enable hand cursor (true), or default arrow cursor (false)
this.handCursorEnabled = enabled;
if (this.ready) {
this.movie.setHandCursor(enabled);
}
},
setCSSEffects: function(enabled) {
// enable or disable CSS effects on DOM container
this.cssEffects = !!enabled;
},
receiveEvent: function(eventName, args) {
var self;
// receive event from flash
eventName = eventName.toString().toLowerCase().replace(/^on/, '');
// special behavior for certain events
switch (eventName) {
case 'load':
// movie claims it is ready, but in IE this isn't always the case...
// bug fix: Cannot extend EMBED DOM elements in Firefox, must use traditional function
this.movie = document.getElementById(this.movieId);
if (!this.movie) {
self = this;
setTimeout( function() { self.receiveEvent('load', null); }, 1 );
return;
}
// firefox on pc needs a "kick" in order to set these in certain cases
if (!this.ready && navigator.userAgent.match(/Firefox/) && navigator.userAgent.match(/Windows/)) {
self = this;
setTimeout( function() { self.receiveEvent('load', null); }, 100 );
this.ready = true;
return;
}
this.ready = true;
this.movie.clearText();
this.movie.appendText( this.clipText );
this.movie.setFileName( this.fileName );
this.movie.setAction( this.action );
this.movie.setHandCursor( this.handCursorEnabled );
break;
case 'mouseover':
if (this.domElement && this.cssEffects) {
//this.domElement.addClass('hover');
if (this.recoverActive) {
this.domElement.addClass('active');
}
}
break;
case 'mouseout':
if (this.domElement && this.cssEffects) {
this.recoverActive = false;
if (this.domElement.hasClass('active')) {
this.domElement.removeClass('active');
this.recoverActive = true;
}
//this.domElement.removeClass('hover');
}
break;
case 'mousedown':
if (this.domElement && this.cssEffects) {
this.domElement.addClass('active');
}
break;
case 'mouseup':
if (this.domElement && this.cssEffects) {
this.domElement.removeClass('active');
this.recoverActive = false;
}
break;
} // switch eventName
if (this.handlers[eventName]) {
for (var idx = 0, len = this.handlers[eventName].length; idx < len; idx++) {
var func = this.handlers[eventName][idx];
if (typeof(func) == 'function') {
// actual function reference
func(this, args);
}
else if ((typeof(func) == 'object') && (func.length == 2)) {
// PHP style object + method, i.e. [myObject, 'myMethod']
func[0][ func[1] ](this, args);
}
else if (typeof(func) == 'string') {
// name of function
window[func](this, args);
}
} // foreach event handler defined
} // user defined handler for event
}
};
ZeroClipboard_TableTools.hasFlash = function ()
{
try {
var fo = new ActiveXObject('ShockwaveFlash.ShockwaveFlash');
if (fo) {
return true;
}
}
catch (e) {
if (
navigator.mimeTypes &&
navigator.mimeTypes['application/x-shockwave-flash'] !== undefined &&
navigator.mimeTypes['application/x-shockwave-flash'].enabledPlugin
) {
return true;
}
}
return false;
};
// For the Flash binding to work, ZeroClipboard_TableTools must be on the global
// object list
window.ZeroClipboard_TableTools = ZeroClipboard_TableTools;
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Local (private) functions
*/
/**
* If a Buttons instance is initlaised before it is placed into the DOM, Flash
* won't be able to bind to it, so we need to wait until it is available, this
* method abstracts that out.
*
* @param {ZeroClipboard} flash ZeroClipboard instance
* @param {jQuery} node Button
*/
var _glue = function ( flash, node )
{
var id = node.attr('id');
if ( node.parents('html').length ) {
flash.glue( node[0], '' );
}
else {
setTimeout( function () {
_glue( flash, node );
}, 500 );
}
};
/**
* Get the sheet name for Excel exports.
*
* @param {object} config Button configuration
*/
var _sheetname = function ( config )
{
var sheetName = 'Sheet1';
if ( config.sheetName ) {
sheetName = config.sheetName.replace(/[\[\]\*\/\\\?\:]/g, '');
}
return sheetName;
};
/**
* Set the flash text. This has to be broken up into chunks as the Javascript /
* Flash bridge has a size limit. There is no indication in the Flash
* documentation what this is, and it probably depends upon the browser.
* Experimentation shows that the point is around 50k when data starts to get
* lost, so an 8K limit used here is safe.
*
* @param {ZeroClipboard} flash ZeroClipboard instance
* @param {string} data Data to send to Flash
*/
var _setText = function ( flash, data )
{
var parts = data.match(/[\s\S]{1,8192}/g) || [];
flash.clearText();
for ( var i=0, len=parts.length ; i 0 ) {
s += separator;
}
s += boundary ?
boundary + ('' + a[i]).replace( reBoundary, escapeChar+boundary ) + boundary :
a[i];
}
return s;
};
var header = config.header ? join( data.header )+newLine : '';
var footer = config.footer && data.footer ? newLine+join( data.footer ) : '';
var body = [];
for ( var i=0, ien=data.body.length ; i= 0 ) {
s = String.fromCharCode(n % len + ordA) + s;
n = Math.floor(n / len) - 1;
}
return s;
}
/**
* Create an XML node and add any children, attributes, etc without needing to
* be verbose in the DOM.
*
* @param {object} doc XML document
* @param {string} nodeName Node name
* @param {object} opts Options - can be `attr` (attributes), `children`
* (child nodes) and `text` (text content)
* @return {node} Created node
*/
function _createNode( doc, nodeName, opts ){
var tempNode = doc.createElement( nodeName );
if ( opts ) {
if ( opts.attr ) {
$(tempNode).attr( opts.attr );
}
if ( opts.children ) {
$.each( opts.children, function ( key, value ) {
tempNode.appendChild( value );
} );
}
if ( opts.text !== null && opts.text !== undefined ) {
tempNode.appendChild( doc.createTextNode( opts.text ) );
}
}
return tempNode;
}
/**
* Get the width for an Excel column based on the contents of that column
* @param {object} data Data for export
* @param {int} col Column index
* @return {int} Column width
*/
function _excelColWidth( data, col ) {
var max = data.header[col].length;
var len, lineSplit, str;
if ( data.footer && data.footer[col].length > max ) {
max = data.footer[col].length;
}
for ( var i=0, ien=data.body.length ; i max ) {
max = len;
}
// Max width rather than having potentially massive column widths
if ( max > 40 ) {
return 52; // 40 * 1.3
}
}
max *= 1.3;
// And a min width
return max > 6 ? max : 6;
}
var _serialiser = "";
if (typeof window.XMLSerializer === 'undefined') {
_serialiser = new function () {
this.serializeToString = function (input) {
return input.xml
}
};
} else {
_serialiser = new XMLSerializer();
}
var _ieExcel;
/**
* Convert XML documents in an object to strings
* @param {object} obj XLSX document object
*/
function _xlsxToStrings( obj ) {
if ( _ieExcel === undefined ) {
// Detect if we are dealing with IE's _awful_ serialiser by seeing if it
// drop attributes
_ieExcel = _serialiser
.serializeToString(
$.parseXML( excelStrings['xl/worksheets/sheet1.xml'] )
)
.indexOf( 'xmlns:r' ) === -1;
}
$.each( obj, function ( name, val ) {
if ( $.isPlainObject( val ) ) {
_xlsxToStrings( val );
}
else {
if ( _ieExcel ) {
// IE's XML serialiser will drop some name space attributes from
// from the root node, so we need to save them. Do this by
// replacing the namespace nodes with a regular attribute that
// we convert back when serialised. Edge does not have this
// issue
var worksheet = val.childNodes[0];
var i, ien;
var attrs = [];
for ( i=worksheet.attributes.length-1 ; i>=0 ; i-- ) {
var attrName = worksheet.attributes[i].nodeName;
var attrValue = worksheet.attributes[i].nodeValue;
if ( attrName.indexOf( ':' ) !== -1 ) {
attrs.push( { name: attrName, value: attrValue } );
worksheet.removeAttribute( attrName );
}
}
for ( i=0, ien=attrs.length ; i]*?) xmlns=""([^<>]*?)>/g, '<$1 $2>' );
obj[ name ] = str;
}
} );
}
// Excel - Pre-defined strings to build a basic XLSX file
var excelStrings = {
"_rels/.rels":
''+
''+
' ',
"xl/_rels/workbook.xml.rels":
''+
''+
' ',
"[Content_Types].xml":
''+
''+
' ',
"xl/workbook.xml":
''+
''+
''+
' '+
''+
' '+
' ',
"xl/worksheets/sheet1.xml":
''+
''+
' ',
"xl/styles.xml":
''+
''+
''+
' '+
''+
''+
' '+
''+
''+
' '+
''+ // Excel appears to use this as a dotted background regardless of values but
' '+
''+
''+
' '+
' '+
''+
''+
' '+
' '+
''+
''+
' '+
' '+
''+
''+
' '+
' '+
' '+
''+
''+
' '+
''+
''+
' '+
''+
' '+
''+
' '+
''+
' '+
' '+
' '+
''+
' '+
''+
''+
' '+
''+
' '+
''+
' '+
''+
' '+
''+
' '+
''+
' '+
' '+
''+
' '+
' '
};
// Note we could use 3 `for` loops for the styles, but when gzipped there is
// virtually no difference in size, since the above can be easily compressed
// Pattern matching for special number formats. Perhaps this should be exposed
// via an API in future?
var _excelSpecials = [
{ match: /^\-?\d+\.\d%$/, style: 60, fmt: function (d) { return d/100; } }, // Precent with d.p.
{ match: /^\-?\d+\.?\d*%$/, style: 56, fmt: function (d) { return d/100; } }, // Percent
{ match: /^\-?\$[\d,]+.?\d*$/, style: 57 }, // Dollars
{ match: /^\-?£[\d,]+.?\d*$/, style: 58 }, // Pounds
{ match: /^\-?€[\d,]+.?\d*$/, style: 59 }, // Euros
{ match: /^\([\d,]+\)$/, style: 61, fmt: function (d) { return -1 * d.replace(/[\(\)]/g, ''); } }, // Negative numbers indicated by brackets
{ match: /^\([\d,]+\.\d{2}\)$/, style: 62, fmt: function (d) { return -1 * d.replace(/[\(\)]/g, ''); } }, // Negative numbers indicated by brackets - 2d.p.
{ match: /^[\d,]+$/, style: 63 }, // Numbers with thousand separators
{ match: /^[\d,]+\.\d{2}$/, style: 64 } // Numbers with 2d.p. and thousands separators
];
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* DataTables options and methods
*/
// Set the default SWF path
DataTable.Buttons.swfPath = '//cdn.datatables.net/buttons/'+DataTable.Buttons.version+'/swf/flashExport.swf';
// Method to allow Flash buttons to be resized when made visible - as they are
// of zero height and width if initialised hidden
DataTable.Api.register( 'buttons.resize()', function () {
$.each( ZeroClipboard_TableTools.clients, function ( i, client ) {
if ( client.domElement !== undefined && client.domElement.parentNode ) {
client.positionElement();
}
} );
} );
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Button definitions
*/
// Copy to clipboard
DataTable.ext.buttons.copyFlash = $.extend( {}, flashButton, {
className: 'buttons-copy buttons-flash',
text: function ( dt ) {
return dt.i18n( 'buttons.copy', 'Copy' );
},
action: function ( e, dt, button, config ) {
// Check that the trigger did actually occur due to a Flash activation
if ( ! config._fromFlash ) {
return;
}
this.processing( true );
var flash = config._flash;
var exportData = _exportData( dt, config );
var info = dt.buttons.exportInfo( config );
var newline = _newLine(config);
var output = exportData.str;
if ( info.title ) {
output = info.title + newline + newline + output;
}
if ( info.messageTop ) {
output = info.messageTop + newline + newline + output;
}
if ( info.messageBottom ) {
output = output + newline + newline + info.messageBottom;
}
if ( config.customize ) {
output = config.customize( output, config, dt );
}
flash.setAction( 'copy' );
_setText( flash, output );
this.processing( false );
dt.buttons.info(
dt.i18n( 'buttons.copyTitle', 'Copy to clipboard' ),
dt.i18n( 'buttons.copySuccess', {
_: 'Copied %d rows to clipboard',
1: 'Copied 1 row to clipboard'
}, data.rows ),
3000
);
},
fieldSeparator: '\t',
fieldBoundary: ''
} );
// CSV save file
DataTable.ext.buttons.csvFlash = $.extend( {}, flashButton, {
className: 'buttons-csv buttons-flash',
text: function ( dt ) {
return dt.i18n( 'buttons.csv', 'CSV' );
},
action: function ( e, dt, button, config ) {
// Set the text
var flash = config._flash;
var data = _exportData( dt, config );
var info = dt.buttons.exportInfo( config );
var output = config.customize ?
config.customize( data.str, config, dt ) :
data.str;
flash.setAction( 'csv' );
flash.setFileName( info.filename );
_setText( flash, output );
},
escapeChar: '"'
} );
// Excel save file - this is really a CSV file using UTF-8 that Excel can read
DataTable.ext.buttons.excelFlash = $.extend( {}, flashButton, {
className: 'buttons-excel buttons-flash',
text: function ( dt ) {
return dt.i18n( 'buttons.excel', 'Excel' );
},
action: function ( e, dt, button, config ) {
this.processing( true );
var flash = config._flash;
var rowPos = 0;
var rels = $.parseXML( excelStrings['xl/worksheets/sheet1.xml'] ) ; //Parses xml
var relsGet = rels.getElementsByTagName( "sheetData" )[0];
var xlsx = {
_rels: {
".rels": $.parseXML( excelStrings['_rels/.rels'] )
},
xl: {
_rels: {
"workbook.xml.rels": $.parseXML( excelStrings['xl/_rels/workbook.xml.rels'] )
},
"workbook.xml": $.parseXML( excelStrings['xl/workbook.xml'] ),
"styles.xml": $.parseXML( excelStrings['xl/styles.xml'] ),
"worksheets": {
"sheet1.xml": rels
}
},
"[Content_Types].xml": $.parseXML( excelStrings['[Content_Types].xml'])
};
var data = dt.buttons.exportData( config.exportOptions );
var currentRow, rowNode;
var addRow = function ( row ) {
currentRow = rowPos+1;
rowNode = _createNode( rels, "row", { attr: {r:currentRow} } );
for ( var i=0, ien=row.length ; i © 2015 - 2025 Weber Informatics LLC | Privacy Policy