GPQAPP

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/*!
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 * Print button for Buttons and DataTables.
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 * 2016 SpryMedia Ltd - datatables.net/license
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 */
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(function( factory ){
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	if ( typeof define === 'function' && define.amd ) {
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		// AMD
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		define( ['jquery', 'datatables.net', 'datatables.net-buttons'], function ( $ ) {
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			return factory( $, window, document );
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		} );
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	}
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	else if ( typeof exports === 'object' ) {
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		// CommonJS
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		module.exports = function (root, $) {
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			if ( ! root ) {
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				root = window;
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			}
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			if ( ! $ || ! $.fn.dataTable ) {
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				$ = require('datatables.net')(root, $).$;
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			}
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			if ( ! $.fn.dataTable.Buttons ) {
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				require('datatables.net-buttons')(root, $);
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			}
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			return factory( $, root, root.document );
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		};
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	}
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	else {
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		// Browser
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		factory( jQuery, window, document );
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	}
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}(function( $, window, document, undefined ) {
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'use strict';
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var DataTable = $.fn.dataTable;
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var _link = document.createElement( 'a' );
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/**
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 * Clone link and style tags, taking into account the need to change the source
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 * path.
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 *
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 * @param  {node}     el Element to convert
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 */
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var _styleToAbs = function( el ) {
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	var url;
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	var clone = $(el).clone()[0];
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	var linkHost;
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	if ( clone.nodeName.toLowerCase() === 'link' ) {
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		clone.href = _relToAbs( clone.href );
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	}
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	return clone.outerHTML;
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};
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/**
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 * Convert a URL from a relative to an absolute address so it will work
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 * correctly in the popup window which has no base URL.
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 *
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 * @param  {string} href URL
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 */
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var _relToAbs = function( href ) {
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	// Assign to a link on the original page so the browser will do all the
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	// hard work of figuring out where the file actually is
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	_link.href = href;
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	var linkHost = _link.host;
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	// IE doesn't have a trailing slash on the host
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	// Chrome has it on the pathname
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	if ( linkHost.indexOf('/') === -1 && _link.pathname.indexOf('/') !== 0) {
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		linkHost += '/';
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	}
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	return _link.protocol+"//"+linkHost+_link.pathname+_link.search;
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};
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DataTable.ext.buttons.print = {
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	className: 'buttons-print',
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	text: function ( dt ) {
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		return dt.i18n( 'buttons.print', 'Print' );
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	},
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	action: function ( e, dt, button, config ) {
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		var data = dt.buttons.exportData(
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			$.extend( {decodeEntities: false}, config.exportOptions ) // XSS protection
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		);
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		var exportInfo = dt.buttons.exportInfo( config );
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		var columnClasses = dt
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			.columns( config.exportOptions.columns )
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			.flatten()
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			.map( function (idx) {
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				return dt.settings()[0].aoColumns[dt.column(idx).index()].sClass;
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			} )
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			.toArray();
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		var addRow = function ( d, tag ) {
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			var str = '<tr>';
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			for ( var i=0, ien=d.length ; i<ien ; i++ ) {
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				// null and undefined aren't useful in the print output
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				var dataOut = d[i] === null || d[i] === undefined ?
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					'' :
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					d[i];
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				var classAttr = columnClasses[i] ?
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					'class="'+columnClasses[i]+'"' :
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					'';
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				str += '<'+tag+' '+classAttr+'>'+dataOut+'</'+tag+'>';
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			}
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			return str + '</tr>';
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		};
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		// Construct a table for printing
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		var html = '<table class="'+dt.table().node().className+'">';
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		if ( config.header ) {
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			html += '<thead>'+ addRow( data.header, 'th' ) +'</thead>';
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		}
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		html += '<tbody>';
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		for ( var i=0, ien=data.body.length ; i<ien ; i++ ) {
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			html += addRow( data.body[i], 'td' );
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		}
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		html += '</tbody>';
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		if ( config.footer && data.footer ) {
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			html += '<tfoot>'+ addRow( data.footer, 'th' ) +'</tfoot>';
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		}
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		html += '</table>';
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		// Open a new window for the printable table
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		var win = window.open( '', '' );
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		if (! win) {
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			dt.buttons.info(
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				dt.i18n( 'buttons.printErrorTitle', 'Unable to open print view' ),
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				dt.i18n( 'buttons.printErrorMsg', 'Please allow popups in your browser for this site to be able to view the print view.' ),
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				5000
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			);
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			return;
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		}
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		win.document.close();
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		// Inject the title and also a copy of the style and link tags from this
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		// document so the table can retain its base styling. Note that we have
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		// to use string manipulation as IE won't allow elements to be created
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		// in the host document and then appended to the new window.
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		var head = '<title>'+exportInfo.title+'</title>';
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		$('style, link').each( function () {
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			head += _styleToAbs( this );
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		} );
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		try {
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			win.document.head.innerHTML = head; // Work around for Edge
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		}
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		catch (e) {
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			$(win.document.head).html( head ); // Old IE
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		}
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		// Inject the table and other surrounding information
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		win.document.body.innerHTML =
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			'<h1>'+exportInfo.title+'</h1>'+
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			'<div>'+(exportInfo.messageTop || '')+'</div>'+
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			html+
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			'<div>'+(exportInfo.messageBottom || '')+'</div>';
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		$(win.document.body).addClass('dt-print-view');
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		$('img', win.document.body).each( function ( i, img ) {
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			img.setAttribute( 'src', _relToAbs( img.getAttribute('src') ) );
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		} );
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		if ( config.customize ) {
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			config.customize( win, config, dt );
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		}
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		// Allow stylesheets time to load
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		var autoPrint = function () {
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			if ( config.autoPrint ) {
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				win.print(); // blocking - so close will not
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				win.close(); // execute until this is done
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			}
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		};
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		if ( navigator.userAgent.match(/Trident\/\d.\d/) ) { // IE needs to call this without a setTimeout
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			autoPrint();
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		}
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		else {
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			win.setTimeout( autoPrint, 1000 );
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		}
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	},
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	title: '*',
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	messageTop: '*',
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	messageBottom: '*',
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	exportOptions: {},
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	header: true,
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	footer: false,
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	autoPrint: true,
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	customize: null
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};
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return DataTable.Buttons;
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}));
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