668 lines
22 KiB
JavaScript
668 lines
22 KiB
JavaScript
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/*! Widget: math - updated 11/20/2018 (v2.31.1) *//*
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* Requires tablesorter v2.16+ and jQuery 1.7+
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* by Rob Garrison
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*/
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/*jshint browser:true, jquery:true, unused:false */
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/*global jQuery: false */
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;( function( $ ) {
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'use strict';
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var ts = $.tablesorter,
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math = {
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error: {
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0 : 'Infinity result: Divide by zero',
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1 : 'Need more than one element to make this calculation',
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'undef' : 'No elements found'
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},
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// value returned when calculation is not possible, e.g. no values, dividing by zero, etc.
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invalid : function( c, name, errorIndex ) {
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// name = function returning invalid results
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// errorIndex = math.error index with an explanation of the error
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console.warn( name, math.error[ errorIndex ] );
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return c && c.widgetOptions.math_none || ''; // text for cell
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},
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events : ( 'tablesorter-initialized update updateAll updateRows addRows updateCell filterReset ' )
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.split(' ').join('.tsmath '),
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processText : function( c, $cell ) {
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var tmp,
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wo = c.widgetOptions,
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txt = ts.getElementText( c, $cell, math.getCellIndex( $cell ) ),
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prefix = c.widgetOptions.math_prefix;
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if (wo.math_textAttr) {
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txt = $cell.attr(wo.math_textAttr) || txt;
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}
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if ( /</.test( prefix ) ) {
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// prefix contains HTML; remove it & any text before using formatFloat
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tmp = $( '<div>' + prefix + '</div>' ).text()
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.replace(/\{content\}/g, '').trim();
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txt = txt.replace( tmp, '' );
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}
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txt = ts.formatFloat( txt.replace( /[^\w,. \-()]/g, '' ), c.table ) || 0;
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// isNaN('') => false
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return isNaN( txt ) ? 0 : txt;
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},
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// get all of the row numerical values in an arry
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getRow : function( c, $el, hasFilter ) {
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var $cells,
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wo = c.widgetOptions,
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arry = [],
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$row = $el.closest( 'tr' ),
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isFiltered = $row.hasClass( wo.filter_filteredRow || 'filtered' );
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if ( hasFilter ) {
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$row = $row.filter( hasFilter );
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}
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if ( hasFilter || !isFiltered ) {
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$cells = $row.children().not( '[' + wo.math_dataAttrib + '=ignore]' );
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if ( wo.math_ignore.length ) {
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$cells = $cells.filter( function() {
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// using $.inArray is not optimal (needed for IE8)
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return $.inArray( math.getCellIndex( $( this ) ), wo.math_ignore ) === -1;
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});
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}
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arry = $cells.not( $el ).map( function() {
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return math.processText( c, $( this ) );
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}).get();
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}
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return arry;
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},
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// get all of the column numerical values in an arry
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getColumn : function( c, $el, type, hasFilter ) {
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var index, $t, $tr, len, $mathRows, mathAbove,
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wo = c.widgetOptions,
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arry = [],
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$row = $el.closest( 'tr' ),
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mathAttr = wo.math_dataAttrib,
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mathIgnore = '[' + mathAttr + '=ignore]',
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filtered = wo.filter_filteredRow || 'filtered',
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cIndex = math.getCellIndex( $el ),
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// get all rows to keep row indexing
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$rows = c.$table.children( 'tbody' ).children(),
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mathAttrs = [
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'[' + mathAttr + '^=above]',
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'[' + mathAttr + '^=below]',
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'[' + mathAttr + '^=col]',
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'[' + mathAttr + '^=all]'
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];
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if ( type === 'above' ) {
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len = $rows.index( $row );
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index = len;
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while ( index >= 0 ) {
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$tr = $rows.eq( index );
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mathAbove = $tr.children().filter( mathAttrs[0] ).length;
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if ( hasFilter ) {
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$tr = $tr.filter( hasFilter );
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}
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$t = $tr.children().filter( function() {
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return math.getCellIndex( $( this ) ) === cIndex;
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});
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// ignore filtered rows & rows with data-math="ignore" (and starting row)
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if ( ( ( hasFilter || !$tr.hasClass( filtered ) ) &&
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$tr.not( mathIgnore ).length &&
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index !== len ) ||
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mathAbove && index !== len ) {
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// stop calculating 'above', when encountering another 'above'
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if ( mathAbove ) {
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index = 0;
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} else if ( $t.length ) {
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arry[ arry.length ] = math.processText( c, $t );
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}
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}
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index--;
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}
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} else if ( type === 'below' ) {
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len = $rows.length;
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// index + 1 to ignore starting node
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for ( index = $rows.index( $row ) + 1; index < len; index++ ) {
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$tr = $rows.eq( index );
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if ( $tr.children().filter( mathAttrs[1] ).length ) {
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break;
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}
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if ( hasFilter ) {
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$tr = $tr.filter( hasFilter );
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}
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$t = $tr.children().filter( function() {
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return math.getCellIndex( $( this ) ) === cIndex;
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});
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if ( ( hasFilter || !$tr.hasClass( filtered ) ) &&
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$tr.not( mathIgnore ).length &&
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$t.length ) {
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arry[ arry.length ] = math.processText( c, $t );
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}
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}
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} else {
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$mathRows = $rows.not( mathIgnore );
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len = $mathRows.length;
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for ( index = 0; index < len; index++ ) {
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$tr = $mathRows.eq( index );
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if ( hasFilter ) {
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$tr = $tr.filter( hasFilter );
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}
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$t = $tr.children().filter( function() {
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return math.getCellIndex( $( this ) ) === cIndex;
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});
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if ( ( hasFilter || !$tr.hasClass( filtered ) ) &&
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$t.not( mathAttrs.join( ',' ) ).length &&
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!$t.is( $el ) ) {
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arry[ arry.length ] = math.processText( c, $t );
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}
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}
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}
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return arry;
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},
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// get all of the column numerical values in an arry
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getAll : function( c, hasFilter ) {
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var $t, col, $row, rowIndex, rowLen, $cells, cellIndex, cellLen,
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arry = [],
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wo = c.widgetOptions,
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mathAttr = wo.math_dataAttrib,
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mathIgnore = '[' + mathAttr + '=ignore]',
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filtered = wo.filter_filteredRow || 'filtered',
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$rows = c.$table.children( 'tbody' ).children().not( mathIgnore );
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rowLen = $rows.length;
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for ( rowIndex = 0; rowIndex < rowLen; rowIndex++ ) {
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$row = $rows.eq( rowIndex );
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if ( hasFilter ) {
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$row = $row.filter( hasFilter );
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}
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if ( hasFilter || !$row.hasClass( filtered ) ) {
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$cells = $row.children().not( mathIgnore );
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cellLen = $cells.length;
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for ( cellIndex = 0; cellIndex < cellLen; cellIndex++ ) {
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$t = $cells.eq( cellIndex );
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col = math.getCellIndex( $t );
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if ( !$t.filter( '[' + mathAttr + ']' ).length && $.inArray( col, wo.math_ignore ) < 0 ) {
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arry[ arry.length ] = math.processText( c, $t );
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}
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}
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}
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}
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return arry;
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},
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setColumnIndexes : function( c ) {
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var $table = c.$table,
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last = 1,
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// only target rows with a colspan or rows included in a rowspan
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$rows = $table.children( 'tbody' ).children().filter( function() {
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var cells, indx,
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$this = $( this ),
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include = $this.children( '[colspan]' ).length > 0;
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if ( last > 1 ) {
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last--;
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include = true;
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} else if ( last < 1 ) {
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last = 1;
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}
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if ( $this.children( '[rowspan]' ).length > 0 ) {
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cells = this.cells;
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// find max rowspan (in case more than one cell has a rowspan)
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for ( indx = 0; indx < cells.length; indx++ ) {
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last = Math.max( cells[ indx ].rowSpan, last );
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}
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}
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return include;
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});
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// pass `c` (table.config) to computeColumnIndex so it won't add a data-column
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// to every tbody cell, just the ones where the .cellIndex property doesn't match
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// the calculated cell index - hopefully fixes the lag issue in #1048
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ts.computeColumnIndex( $rows, c );
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},
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getCellIndex : function( $cell ) {
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var indx = $cell.attr( 'data-column' );
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return typeof indx === 'undefined' ? $cell[0].cellIndex : parseInt( indx, 10 );
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},
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recalculate : function(c, wo, init) {
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if ( c && ( !wo.math_isUpdating || init ) ) {
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var time, mathAttr, $mathCells, indx, len,
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changed = false,
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filters = {};
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if ( c.debug || wo.math_debug ) {
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time = new Date();
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}
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// add data-column attributes to all table cells
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if ( init ) {
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math.setColumnIndexes( c ) ;
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}
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// data-attribute name (defaults to data-math)
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wo.math_dataAttrib = 'data-' + (wo.math_data || 'math');
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// all non-info tbody cells
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mathAttr = wo.math_dataAttrib;
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$mathCells = c.$tbodies.children( 'tr' ).children( '[' + mathAttr + ']' );
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changed = math.mathType( c, $mathCells, wo.math_priority ) || changed;
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// only info tbody cells
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$mathCells = c.$table
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.children( '.' + c.cssInfoBlock + ', tfoot' )
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.children( 'tr' )
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.children( '[' + mathAttr + ']' );
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math.mathType( c, $mathCells, wo.math_priority );
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// find the 'all' total
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$mathCells = c.$table.children().children( 'tr' ).children( '[' + mathAttr + '^=all]' );
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len = $mathCells.length;
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// get math filter, if any
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// hasFilter = $row.attr( mathAttr + '-filter' ) || wo.math_rowFilter;
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for (indx = 0; indx < len; indx++) {
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var $cell = $mathCells.eq( indx ),
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filter = $cell.attr( mathAttr + '-filter' ) || wo.math_rowFilter;
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filters[ filter ] = filters[ filter ] ? filters[ filter ].add( $cell ) : $cell;
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}
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$.each( filters, function( hasFilter, $cells ) {
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changed = math.mathType( c, $cells, [ 'all' ], hasFilter ) || changed;
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});
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// trigger an update only if cells inside the tbody changed
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if ( changed ) {
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wo.math_isUpdating = true;
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if ( c.debug || wo.math_debug ) {
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console[ console.group ? 'group' : 'log' ]( 'Math widget updating the cache after recalculation' );
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}
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// update internal cache, but ignore "remove-me" rows and do not resort
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ts.updateCache( c, function() {
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math.updateComplete( c );
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if ( !init && typeof wo.math_completed === 'function' ) {
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wo.math_completed( c );
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}
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if ( c.debug || wo.math_debug ) {
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console.log( 'Math widget update completed' + ts.benchmark( time ) );
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}
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});
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} else {
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if ( !init && typeof wo.math_completed === 'function' ) {
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wo.math_completed( c );
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}
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if ( c.debug || wo.math_debug ) {
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console.log( 'Math widget found no changes in data' + ts.benchmark( time ) );
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}
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}
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}
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},
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updateComplete : function( c ) {
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var wo = c.widgetOptions;
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if ( wo.math_isUpdating && (c.debug || wo.math_debug ) && console.groupEnd ) {
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console.groupEnd();
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}
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wo.math_isUpdating = false;
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},
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mathType : function( c, $cells, priority, hasFilter ) {
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if ( $cells.length ) {
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var getAll,
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changed = false,
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wo = c.widgetOptions,
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mathAttr = wo.math_dataAttrib,
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equations = ts.equations;
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if ( priority[0] === 'all' ) {
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// mathType is called multiple times if more than one "hasFilter" is used
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getAll = math.getAll( c, hasFilter );
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}
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if (c.debug || wo.math_debug) {
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console[ console.group ? 'group' : 'log' ]( 'Tablesorter Math widget recalculation' );
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}
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// $.each is okay here... only 4 priorities
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$.each( priority, function( i, type ) {
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var index, arry, formula, result, $el,
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$targetCells = $cells.filter( '[' + mathAttr + '^=' + type + ']' ),
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len = $targetCells.length;
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if ( len ) {
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if (c.debug || wo.math_debug) {
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console[ console.group ? 'group' : 'log' ]( type );
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}
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for ( index = 0; index < len; index++ ) {
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$el = $targetCells.eq( index );
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// Row is filtered, no need to do further checking
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if ( $el.parent().hasClass( wo.filter_filteredRow || 'filtered' ) ) {
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continue;
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}
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hasFilter = $el.attr( mathAttr + '-filter' ) || wo.math_rowFilter;
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formula = ( $el.attr( mathAttr ) || '' ).replace( type + '-', '' );
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arry = ( type === 'row' ) ? math.getRow( c, $el, hasFilter ) :
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( type === 'all' ) ? getAll : math.getColumn( c, $el, type, hasFilter );
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if ( equations[ formula ] ) {
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if ( arry.length ) {
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result = equations[ formula ]( arry, c );
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if ( c.debug || wo.math_debug ) {
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console.log( $el.attr( mathAttr ), hasFilter ? '("' + hasFilter + '")' : '', arry, '=', result );
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}
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} else {
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// mean will return a divide by zero error, everything else shows an undefined error
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result = math.invalid( c, formula, formula === 'mean' ? 0 : 'undef' );
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}
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changed = math.output( $el, c, result, arry ) || changed;
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}
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}
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||
|
|
if ( ( c.debug || wo.math_debug ) && console.groupEnd ) { console.groupEnd(); }
|
||
|
|
}
|
||
|
|
});
|
||
|
|
if ( ( c.debug || wo.math_debug ) && console.groupEnd ) { console.groupEnd(); }
|
||
|
|
return changed;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
},
|
||
|
|
|
||
|
|
output : function( $cell, c, value, arry ) {
|
||
|
|
// get mask from cell data-attribute: data-math-mask="#,##0.00"
|
||
|
|
var $el,
|
||
|
|
wo = c.widgetOptions,
|
||
|
|
changed = false,
|
||
|
|
prev = $cell.html(),
|
||
|
|
mask = $cell.attr( 'data-' + wo.math_data + '-mask' ) || wo.math_mask,
|
||
|
|
target = $cell.attr( 'data-' + wo.math_data + '-target' ) || '',
|
||
|
|
result = ts.formatMask( mask, value, wo.math_prefix, wo.math_suffix );
|
||
|
|
if (target) {
|
||
|
|
$el = $cell.find(target);
|
||
|
|
if ($el.length) {
|
||
|
|
$cell = $el;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if ( typeof wo.math_complete === 'function' ) {
|
||
|
|
result = wo.math_complete( $cell, wo, result, value, arry );
|
||
|
|
}
|
||
|
|
if ( result !== false ) {
|
||
|
|
changed = prev !== result;
|
||
|
|
$cell.html( result );
|
||
|
|
}
|
||
|
|
// check if in a regular tbody, otherwise don't pass a changed flag
|
||
|
|
// to prevent unnecessary updating of the table cache
|
||
|
|
if ( changed ) {
|
||
|
|
$el = $cell.closest( 'tbody' );
|
||
|
|
// content was changed in a tfoot, info-only tbody or the resulting tbody is in a nested table
|
||
|
|
// then don't signal a change
|
||
|
|
if ( !$el.length || $el.hasClass( c.cssInfoBlock ) || $el.parent()[0] !== c.table ) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return changed;
|
||
|
|
}
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
// Modified from https://code.google.com/p/javascript-number-formatter/
|
||
|
|
/**
|
||
|
|
* @preserve IntegraXor Web SCADA - JavaScript Number Formatter
|
||
|
|
* http:// www.integraxor.com/
|
||
|
|
* author: KPL, KHL
|
||
|
|
* (c)2011 ecava
|
||
|
|
* Dual licensed under the MIT or GPL Version 2 licenses.
|
||
|
|
*/
|
||
|
|
ts.formatMask = function( mask, val, tmpPrefix, tmpSuffix ) {
|
||
|
|
if ( !mask || isNaN( +val ) ) {
|
||
|
|
return val; // return as it is.
|
||
|
|
}
|
||
|
|
|
||
|
|
var isNegative, result, decimal, group, posLeadZero, posTrailZero, posSeparator, part, szSep,
|
||
|
|
integer, str, offset, index, end, inv,
|
||
|
|
suffix = '',
|
||
|
|
|
||
|
|
// find prefix/suffix
|
||
|
|
len = mask.length,
|
||
|
|
start = mask.search( /[0-9\-\+#]/ ),
|
||
|
|
tmp = start > 0 ? mask.substring( 0, start ) : '',
|
||
|
|
prefix = tmp;
|
||
|
|
if ( tmpPrefix ) {
|
||
|
|
if ( /\{content\}/.test( tmpPrefix || '' ) ) {
|
||
|
|
prefix = ( tmpPrefix || '' ).replace( /\{content\}/g, tmp || '' );
|
||
|
|
} else {
|
||
|
|
prefix = ( tmpPrefix || '' ) + tmp;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// reverse string: not an ideal method if there are surrogate pairs
|
||
|
|
inv = mask.split( '' ).reverse().join( '' );
|
||
|
|
end = inv.search( /[0-9\-\+#]/ );
|
||
|
|
index = len - end;
|
||
|
|
index += ( mask.substring( index, index + 1 ) === '.' ) ? 1 : 0;
|
||
|
|
tmp = end > 0 ? mask.substring( index, len ) : '';
|
||
|
|
suffix = tmp;
|
||
|
|
if ( tmpSuffix ) {
|
||
|
|
if ( /\{content\}/.test( tmpSuffix || '' ) ) {
|
||
|
|
suffix = ( tmpSuffix || '' ).replace( /\{content\}/g, tmp || '' );
|
||
|
|
} else {
|
||
|
|
suffix = tmp + ( tmpSuffix || '' );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
mask = mask.substring( start, index );
|
||
|
|
|
||
|
|
// convert any string to number according to formation sign.
|
||
|
|
val = mask.charAt( 0 ) === '-' ? -val : +val;
|
||
|
|
isNegative = val < 0 ? val = -val : 0; // process only abs(), and turn on flag.
|
||
|
|
|
||
|
|
// search for separator for grp & decimal, anything not digit, not +/- sign, not #.
|
||
|
|
result = mask.match( /[^\d\-\+#]/g );
|
||
|
|
decimal = ( result && result[ result.length - 1 ] ) || '.'; // treat the right most symbol as decimal
|
||
|
|
group = ( result && result[ 1 ] && result[ 0 ] ) || ','; // treat the left most symbol as group separator
|
||
|
|
|
||
|
|
// split the decimal for the format string if any.
|
||
|
|
mask = mask.split( decimal );
|
||
|
|
// Fix the decimal first, toFixed will auto fill trailing zero.
|
||
|
|
val = val.toFixed( mask[ 1 ] && mask[ 1 ].length );
|
||
|
|
val = +( val ) + ''; // convert number to string to trim off *all* trailing decimal zero(es)
|
||
|
|
|
||
|
|
// fill back any trailing zero according to format
|
||
|
|
posTrailZero = mask[ 1 ] && mask[ 1 ].lastIndexOf( '0' ); // look for last zero in format
|
||
|
|
part = val.split( '.' );
|
||
|
|
// integer will get !part[1]
|
||
|
|
if ( !part[ 1 ] || ( part[ 1 ] && part[ 1 ].length <= posTrailZero ) ) {
|
||
|
|
val = ( +val ).toFixed( posTrailZero + 1 );
|
||
|
|
}
|
||
|
|
szSep = mask[ 0 ].split( group ); // look for separator
|
||
|
|
mask[ 0 ] = szSep.join( '' ); // join back without separator for counting the pos of any leading 0.
|
||
|
|
|
||
|
|
posLeadZero = mask[ 0 ] && mask[ 0 ].indexOf( '0' );
|
||
|
|
if ( posLeadZero > -1 ) {
|
||
|
|
while ( part[ 0 ].length < ( mask[ 0 ].length - posLeadZero ) ) {
|
||
|
|
part[ 0 ] = '0' + part[ 0 ];
|
||
|
|
}
|
||
|
|
} else if ( +part[ 0 ] === 0 ) {
|
||
|
|
part[ 0 ] = '';
|
||
|
|
}
|
||
|
|
|
||
|
|
val = val.split( '.' );
|
||
|
|
val[ 0 ] = part[ 0 ];
|
||
|
|
|
||
|
|
// process the first group separator from decimal (.) only, the rest ignore.
|
||
|
|
// get the length of the last slice of split result.
|
||
|
|
posSeparator = ( szSep[ 1 ] && szSep[ szSep.length - 1 ].length );
|
||
|
|
if ( posSeparator ) {
|
||
|
|
integer = val[ 0 ];
|
||
|
|
str = '';
|
||
|
|
offset = integer.length % posSeparator;
|
||
|
|
len = integer.length;
|
||
|
|
for ( index = 0; index < len; index++ ) {
|
||
|
|
str += integer.charAt( index ); // ie6 only support charAt for sz.
|
||
|
|
// -posSeparator so that won't trail separator on full length
|
||
|
|
/*jshint -W018 */
|
||
|
|
if ( !( ( index - offset + 1 ) % posSeparator ) && index < len - posSeparator ) {
|
||
|
|
str += group;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
val[ 0 ] = str;
|
||
|
|
}
|
||
|
|
|
||
|
|
val[ 1 ] = ( mask[ 1 ] && val[ 1 ] ) ? decimal + val[ 1 ] : '';
|
||
|
|
// put back any negation, combine integer and fraction, and add back prefix & suffix
|
||
|
|
return prefix + ( ( isNegative ? '-' : '' ) + val[ 0 ] + val[ 1 ] ) + suffix;
|
||
|
|
};
|
||
|
|
|
||
|
|
ts.equations = {
|
||
|
|
count : function( arry ) {
|
||
|
|
return arry.length;
|
||
|
|
},
|
||
|
|
sum : function( arry ) {
|
||
|
|
var index,
|
||
|
|
len = arry.length,
|
||
|
|
total = 0;
|
||
|
|
for ( index = 0; index < len; index++ ) {
|
||
|
|
total += arry[ index ];
|
||
|
|
}
|
||
|
|
return total;
|
||
|
|
},
|
||
|
|
mean : function( arry ) {
|
||
|
|
var total = ts.equations.sum( arry );
|
||
|
|
return total / arry.length;
|
||
|
|
},
|
||
|
|
median : function( arry, c ) {
|
||
|
|
var half,
|
||
|
|
len = arry.length;
|
||
|
|
if ( len > 1 ) {
|
||
|
|
// https://gist.github.com/caseyjustus/1166258
|
||
|
|
arry.sort( function( a, b ) { return a - b; } );
|
||
|
|
half = Math.floor( len / 2 );
|
||
|
|
return ( len % 2 ) ? arry[ half ] : ( arry[ half - 1 ] + arry[ half ] ) / 2;
|
||
|
|
}
|
||
|
|
return math.invalid( c, 'median', 1 );
|
||
|
|
},
|
||
|
|
mode : function( arry ) {
|
||
|
|
// http://stackoverflow.com/a/3451640/145346
|
||
|
|
var index, el, m,
|
||
|
|
modeMap = {},
|
||
|
|
maxCount = 1,
|
||
|
|
modes = [ arry[ 0 ] ];
|
||
|
|
for ( index = 0; index < arry.length; index++ ) {
|
||
|
|
el = arry[ index ];
|
||
|
|
modeMap[ el ] = modeMap[ el ] ? modeMap[ el ] + 1 : 1;
|
||
|
|
m = modeMap[ el ];
|
||
|
|
if ( m > maxCount ) {
|
||
|
|
modes = [ el ];
|
||
|
|
maxCount = m;
|
||
|
|
} else if ( m === maxCount ) {
|
||
|
|
modes[ modes.length ] = el;
|
||
|
|
maxCount = m;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// returns arry of modes if there is a tie
|
||
|
|
return modes.sort( function( a, b ) { return a - b; } );
|
||
|
|
},
|
||
|
|
max : function(arry) {
|
||
|
|
return Math.max.apply( Math, arry );
|
||
|
|
},
|
||
|
|
min : function(arry) {
|
||
|
|
return Math.min.apply( Math, arry );
|
||
|
|
},
|
||
|
|
range: function(arry) {
|
||
|
|
var v = arry.sort( function( a, b ) { return a - b; } );
|
||
|
|
return v[ arry.length - 1 ] - v[ 0 ];
|
||
|
|
},
|
||
|
|
// common variance equation
|
||
|
|
// (not accessible via data-attribute setting)
|
||
|
|
variance: function( arry, population, c ) {
|
||
|
|
var divisor,
|
||
|
|
avg = ts.equations.mean( arry ),
|
||
|
|
v = 0,
|
||
|
|
i = arry.length;
|
||
|
|
while ( i-- ) {
|
||
|
|
v += Math.pow( ( arry[ i ] - avg ), 2 );
|
||
|
|
}
|
||
|
|
divisor = ( arry.length - ( population ? 0 : 1 ) );
|
||
|
|
if ( divisor === 0 ) {
|
||
|
|
return math.invalid( c, 'variance', 0 );
|
||
|
|
}
|
||
|
|
v /= divisor;
|
||
|
|
return v;
|
||
|
|
},
|
||
|
|
// variance (population)
|
||
|
|
varp : function( arry, c ) {
|
||
|
|
return ts.equations.variance( arry, true, c );
|
||
|
|
},
|
||
|
|
// variance (sample)
|
||
|
|
vars : function( arry, c ) {
|
||
|
|
return ts.equations.variance( arry, false, c );
|
||
|
|
},
|
||
|
|
// standard deviation (sample)
|
||
|
|
stdevs : function( arry, c ) {
|
||
|
|
var vars = ts.equations.variance( arry, false, c );
|
||
|
|
return Math.sqrt( vars );
|
||
|
|
},
|
||
|
|
// standard deviation (population)
|
||
|
|
stdevp : function( arry, c ) {
|
||
|
|
var varp = ts.equations.variance( arry, true, c );
|
||
|
|
return Math.sqrt( varp );
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
// add new widget called repeatHeaders
|
||
|
|
// ************************************
|
||
|
|
ts.addWidget({
|
||
|
|
id: 'math',
|
||
|
|
priority: 100,
|
||
|
|
options: {
|
||
|
|
math_data : 'math',
|
||
|
|
math_debug : false,
|
||
|
|
// column index to ignore
|
||
|
|
math_ignore : [],
|
||
|
|
// mask info: https://code.google.com/p/javascript-number-formatter/
|
||
|
|
math_mask : '#,##0.00',
|
||
|
|
// complete executed after each fucntion
|
||
|
|
math_complete : null, // function($cell, wo, result, value, arry) { return result; },
|
||
|
|
// math_completed called after all math calculations have completed
|
||
|
|
math_completed: function( /* config */ ) {},
|
||
|
|
// order of calculation; 'all' is last
|
||
|
|
math_priority : [ 'row', 'above', 'below', 'col' ],
|
||
|
|
// template for or just prepend the mask prefix & suffix with this HTML
|
||
|
|
// e.g. '<span class="red">{content}</span>'
|
||
|
|
math_prefix : '',
|
||
|
|
math_suffix : '',
|
||
|
|
// cell attribute containing the math value to use
|
||
|
|
math_textAttr : '',
|
||
|
|
// no matching math elements found (text added to cell)
|
||
|
|
math_none : 'N/A',
|
||
|
|
math_event : 'recalculate',
|
||
|
|
// use this filter to target specific rows (e.g. ':visible', or ':not(.empty-row)')
|
||
|
|
math_rowFilter: ''
|
||
|
|
},
|
||
|
|
init : function( table, thisWidget, c, wo ) {
|
||
|
|
// filterEnd fires after updateComplete
|
||
|
|
var update = ( ts.hasWidget( table, 'filter' ) ? 'filterEnd' : 'updateComplete' ) + '.tsmath';
|
||
|
|
// filterEnd is when the pager hides rows... so bind to pagerComplete
|
||
|
|
math.events += ( ts.hasWidget( table, 'pager' ) ? 'pagerComplete' : 'filterEnd' ) + '.tsmath ';
|
||
|
|
c.$table
|
||
|
|
.off( ( math.events + 'updateComplete.tsmath ' + wo.math_event ).replace( /\s+/g, ' ' ) )
|
||
|
|
.on( math.events + wo.math_event, function( e ) {
|
||
|
|
if ( !this.hasInitialized ) { return; }
|
||
|
|
var init = e.type === 'tablesorter-initialized';
|
||
|
|
if ( !wo.math_isUpdating || init ) {
|
||
|
|
// don't setColumnIndexes on init here, or it gets done twice
|
||
|
|
if ( !/filter/.test( e.type ) && !init ) {
|
||
|
|
// redo data-column indexes on update
|
||
|
|
math.setColumnIndexes( c );
|
||
|
|
}
|
||
|
|
math.recalculate( c, wo, init );
|
||
|
|
}
|
||
|
|
})
|
||
|
|
.on( update, function() {
|
||
|
|
setTimeout( function() {
|
||
|
|
math.updateComplete( c );
|
||
|
|
}, 40 );
|
||
|
|
});
|
||
|
|
wo.math_isUpdating = false;
|
||
|
|
// math widget initialized after table - see #946
|
||
|
|
if ( table.hasInitialized ) {
|
||
|
|
math.recalculate( c, wo, true );
|
||
|
|
}
|
||
|
|
},
|
||
|
|
// this remove function is called when using the refreshWidgets method or when destroying the tablesorter plugin
|
||
|
|
// this function only applies to tablesorter v2.4+
|
||
|
|
remove: function( table, c, wo, refreshing ) {
|
||
|
|
if ( refreshing ) { return; }
|
||
|
|
c.$table
|
||
|
|
.off( ( math.events + ' updateComplete.tsmath ' + wo.math_event ).replace( /\s+/g, ' ' ) )
|
||
|
|
.children().children( 'tr' ).children( '[data-' + wo.math_data + ']' ).empty();
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
})(jQuery);
|