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250 lines
10 KiB
JavaScript
250 lines
10 KiB
JavaScript
/*! tablesorter Grouping widget - updated 3/7/2014 (core v2.15.6)
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* Requires tablesorter v2.8+ 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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ts.grouping = {
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types : {
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number : function(c, $column, txt, num, group){
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var value, word;
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if (num > 1 && txt !== '') {
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if ($column.hasClass(ts.css.sortAsc)) {
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value = Math.floor(parseFloat(txt)/num) * num;
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return value > parseFloat(group || 0) ? value : parseFloat(group || 0);
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} else {
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value = Math.ceil(parseFloat(txt)/num) * num;
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return value < parseFloat(group || num) - value ? parseFloat(group || num) - value : value;
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}
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} else {
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word = (txt + '').match(/\d+/g);
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return word && word.length >= num ? word[num - 1] : txt || '';
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}
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},
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separator : function(c, $column, txt, num){
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var word = (txt + '').split(c.widgetOptions.group_separator);
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return $.trim(word && num > 0 && word.length >= num ? word[(num || 1) - 1] : '');
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},
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word : function(c, $column, txt, num){
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var word = (txt + ' ').match(/\w+/g);
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return word && word.length >= num ? word[num - 1] : txt || '';
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},
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letter : function(c, $column, txt, num){
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return txt ? (txt + ' ').substring(0, num) : '';
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},
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date : function(c, $column, txt, part, group){
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var wo = c.widgetOptions,
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time = new Date(txt || ''),
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hours = time.getHours();
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return part === 'year' ? time.getFullYear() :
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part === 'month' ? wo.group_months[time.getMonth()] :
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part === 'day' ? wo.group_months[time.getMonth()] + ' ' + time.getDate() :
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part === 'week' ? wo.group_week[time.getDay()] :
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part === 'time' ? ('00' + (hours > 12 ? hours - 12 : hours === 0 ? hours + 12 : hours)).slice(-2) + ':' +
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('00' + time.getMinutes()).slice(-2) + ' ' + ('00' + wo.group_time[hours >= 12 ? 1 : 0]).slice(-2) :
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wo.group_dateString(time);
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}
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},
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update : function(table, c, wo){
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if ($.isEmptyObject(c.cache)) { return; }
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var rowIndex, tbodyIndex, currentGroup, $rows, groupClass, grouping, time, cache, saveName, direction,
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lang = wo.grouping_language,
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group = '',
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savedGroup = false,
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column = c.sortList[0] ? c.sortList[0][0] : -1;
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c.$table
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.find('tr.group-hidden').removeClass('group-hidden').end()
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.find('tr.group-header').remove();
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if (wo.group_collapsible) {
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// clear pager saved spacer height (in case the rows are collapsed)
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c.$table.data('pagerSavedHeight', 0);
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}
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if (column >= 0 && !c.$headers.filter('[data-column="' + column + '"]:last').hasClass('group-false')) {
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if (c.debug){ time = new Date(); }
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wo.group_currentGroup = ''; // save current groups
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wo.group_currentGroups = {};
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// group class finds "group-{word/separator/letter/number/date/false}-{optional:#/year/month/day/week/time}"
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groupClass = (c.$headers.filter('[data-column="' + column + '"]:last').attr('class') || '').match(/(group-\w+(-\w+)?)/g);
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// grouping = [ 'group', '{word/separator/letter/number/date/false}', '{#/year/month/day/week/time}' ]
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grouping = groupClass ? groupClass[0].split('-') : ['group','letter',1]; // default to letter 1
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// save current grouping
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if (wo.group_collapsible && wo.group_saveGroups && ts.storage) {
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wo.group_currentGroups = ts.storage( table, 'tablesorter-groups' ) || {};
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// include direction when grouping numbers > 1 (reversed direction shows different range values)
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direction = (grouping[1] === 'number' && grouping[2] > 1) ? 'dir' + c.sortList[0][1] : '';
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// combine column, sort direction & grouping as save key
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saveName = wo.group_currentGroup = '' + column + direction + grouping.join('');
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if (!wo.group_currentGroups[saveName]) {
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wo.group_currentGroups[saveName] = [];
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} else {
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savedGroup = true;
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}
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}
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for (tbodyIndex = 0; tbodyIndex < c.$tbodies.length; tbodyIndex++) {
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cache = c.cache[tbodyIndex].normalized;
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group = ''; // clear grouping across tbodies
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$rows = c.$tbodies.eq(tbodyIndex).children('tr').not('.' + c.cssChildRow);
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for (rowIndex = 0; rowIndex < $rows.length; rowIndex++) {
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if ( $rows.eq(rowIndex).is(':visible') ) {
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// fixes #438
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if (ts.grouping.types[grouping[1]]) {
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currentGroup = cache[rowIndex] ?
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ts.grouping.types[grouping[1]]( c, c.$headers.filter('[data-column="' + column + '"]:last'), cache[rowIndex][column], /date/.test(groupClass) ?
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grouping[2] : parseInt(grouping[2] || 1, 10) || 1, group, lang ) : currentGroup;
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if (group !== currentGroup) {
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group = currentGroup;
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// show range if number > 1
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if (grouping[1] === 'number' && grouping[2] > 1 && currentGroup !== '') {
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currentGroup += ' - ' + (parseInt(currentGroup, 10) +
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((parseInt(grouping[2],10) - 1) * (c.$headers.filter('[data-column="' + column + '"]:last').hasClass(ts.css.sortAsc) ? 1 : -1)));
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}
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if ($.isFunction(wo.group_formatter)) {
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currentGroup = wo.group_formatter((currentGroup || '').toString(), column, table, c, wo) || currentGroup;
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}
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$rows.eq(rowIndex).before('<tr class="group-header ' + c.selectorRemove.slice(1) +
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'" unselectable="on"><td colspan="' +
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c.columns + '">' + (wo.group_collapsible ? '<i/>' : '') + '<span class="group-name">' +
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currentGroup + '</span><span class="group-count"></span></td></tr>');
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if (wo.group_saveGroups && !savedGroup && wo.group_collapsed && wo.group_collapsible) {
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// all groups start collapsed
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wo.group_currentGroups[wo.group_currentGroup].push(currentGroup);
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}
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}
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}
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}
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}
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}
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c.$table.find('tr.group-header')
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.bind('selectstart', false)
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.each(function(){
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var isHidden, $label, name,
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$row = $(this),
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$rows = $row.nextUntil('tr.group-header').filter(':visible');
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if (wo.group_count || $.isFunction(wo.group_callback)) {
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$label = $row.find('.group-count');
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if ($label.length) {
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if (wo.group_count) {
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$label.html( wo.group_count.replace(/\{num\}/g, $rows.length) );
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}
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if ($.isFunction(wo.group_callback)) {
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wo.group_callback($row.find('td'), $rows, column, table);
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}
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}
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}
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if (wo.group_saveGroups && wo.group_currentGroups[wo.group_currentGroup].length) {
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name = $row.find('.group-name').text().toLowerCase();
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isHidden = $.inArray( name, wo.group_currentGroups[wo.group_currentGroup] ) > -1;
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$row.toggleClass('collapsed', isHidden);
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$rows.toggleClass('group-hidden', isHidden);
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} else if (wo.group_collapsed && wo.group_collapsible) {
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$row.addClass('collapsed');
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$rows.addClass('group-hidden');
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}
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});
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c.$table.trigger(wo.group_complete);
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if (c.debug) {
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$.tablesorter.benchmark("Applying groups widget: ", time);
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}
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}
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},
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bindEvents : function(table, c, wo){
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if (wo.group_collapsible) {
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wo.group_currentGroups = [];
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// .on() requires jQuery 1.7+
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c.$table.on('click toggleGroup', 'tr.group-header', function(event){
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event.stopPropagation();
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var isCollapsed, $groups, indx,
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$this = $(this),
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name = $this.find('.group-name').text().toLowerCase();
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// use shift-click to toggle ALL groups
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if (event.type === 'click' && event.shiftKey) {
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$this.siblings('.group-header').trigger('toggleGroup');
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}
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$this.toggleClass('collapsed');
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// nextUntil requires jQuery 1.4+
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$this.nextUntil('tr.group-header').toggleClass('group-hidden', $this.hasClass('collapsed') );
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// save collapsed groups
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if (wo.group_saveGroups && ts.storage) {
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$groups = c.$table.find('.group-header');
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isCollapsed = $this.hasClass('collapsed');
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if (!wo.group_currentGroups[wo.group_currentGroup]) {
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wo.group_currentGroups[wo.group_currentGroup] = [];
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}
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if (isCollapsed && wo.group_currentGroup) {
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wo.group_currentGroups[wo.group_currentGroup].push( name );
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} else if (wo.group_currentGroup) {
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indx = $.inArray( name, wo.group_currentGroups[wo.group_currentGroup] );
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if (indx > -1) {
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wo.group_currentGroups[wo.group_currentGroup].splice( indx, 1 );
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}
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}
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ts.storage( table, 'tablesorter-groups', wo.group_currentGroups );
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}
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});
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}
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$(wo.group_saveReset).on('click', function(){
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ts.grouping.clearSavedGroups(table);
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});
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c.$table.on('pagerChange.tsgrouping', function(){
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ts.grouping.update(table, c, wo);
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});
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},
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clearSavedGroups: function(table){
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if (table && ts.storage) {
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ts.storage(table, 'tablesorter-groups', '');
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ts.grouping.update(table, table.config, table.config.widgetOptions);
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}
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}
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};
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ts.addWidget({
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id: 'group',
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priority: 100,
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options: {
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group_collapsible : true, // make the group header clickable and collapse the rows below it.
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group_collapsed : false, // start with all groups collapsed
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group_saveGroups : true, // remember collapsed groups
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group_saveReset : null, // element to clear saved collapsed groups
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group_count : ' ({num})', // if not false, the "{num}" string is replaced with the number of rows in the group
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group_separator : '-', // group name separator; used when group-separator-# class is used.
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group_formatter : null, // function(txt, column, table, c, wo) { return txt; }
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group_callback : null, // function($cell, $rows, column, table){}, callback allowing modification of the group header labels
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group_complete : 'groupingComplete', // event triggered on the table when the grouping widget has finished work
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// change these default date names based on your language preferences
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group_months : [ 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec' ],
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group_week : [ 'Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday' ],
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group_time : [ 'AM', 'PM' ],
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// this function is used when "group-date" is set to create the date string
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// you can just return date, date.toLocaleString(), date.toLocaleDateString() or d.toLocaleTimeString()
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// reference: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date#Conversion_getter
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group_dateString : function(date) { return date.toLocaleString(); }
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},
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init: function(table, thisWidget, c, wo){
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ts.grouping.bindEvents(table, c, wo);
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},
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format: function(table, c, wo) {
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ts.grouping.update(table, c, wo);
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},
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remove : function(table, c, wo){
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c.$table
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.off('click', 'tr.group-header')
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.off('pagerChange.tsgrouping')
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.find('.group-hidden').removeClass('group-hidden').end()
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.find('tr.group-header').remove();
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}
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});
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})(jQuery);
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