app/assets/javascripts/tablesorter.js
/**!
* TableSorter (FORK) 2.18.3 - Client-side table sorting with ease!
* @requires jQuery v1.2.6+
*
* Copyright (c) 2007 Christian Bach
* Examples and docs at: http://tablesorter.com
* Dual licensed under the MIT and GPL licenses:
* http://www.opensource.org/licenses/mit-license.php
* http://www.gnu.org/licenses/gpl.html
*
* @type jQuery
* @name tablesorter (FORK)
* @cat Plugins/Tablesorter
* @author Christian Bach/christian.bach@polyester.se
* @contributor Rob Garrison/https://github.com/Mottie/tablesorter
*/
/*jshint browser:true, jquery:true, unused:false, expr: true */
/*global console:false, alert:false */
!(function($) {
"use strict";
$.extend({
/*jshint supernew:true */
tablesorter: new function() {
var ts = this;
ts.version = "2.18.3";
ts.parsers = [];
ts.widgets = [];
ts.defaults = {
// *** appearance
theme : 'default', // adds tablesorter-{theme} to the table for styling
widthFixed : false, // adds colgroup to fix widths of columns
showProcessing : false, // show an indeterminate timer icon in the header when the table is sorted or filtered.
headerTemplate : '{content}',// header layout template (HTML ok); {content} = innerHTML, {icon} = <i/> (class from cssIcon)
onRenderTemplate : null, // function(index, template){ return template; }, (template is a string)
onRenderHeader : null, // function(index){}, (nothing to return)
// *** functionality
cancelSelection : true, // prevent text selection in the header
tabIndex : true, // add tabindex to header for keyboard accessibility
dateFormat : 'mmddyyyy', // other options: "ddmmyyy" or "yyyymmdd"
sortMultiSortKey : 'shiftKey', // key used to select additional columns
sortResetKey : 'ctrlKey', // key used to remove sorting on a column
usNumberFormat : true, // false for German "1.234.567,89" or French "1 234 567,89"
delayInit : false, // if false, the parsed table contents will not update until the first sort
serverSideSorting: false, // if true, server-side sorting should be performed because client-side sorting will be disabled, but the ui and events will still be used.
// *** sort options
headers : {}, // set sorter, string, empty, locked order, sortInitialOrder, filter, etc.
ignoreCase : true, // ignore case while sorting
sortForce : null, // column(s) first sorted; always applied
sortList : [], // Initial sort order; applied initially; updated when manually sorted
sortAppend : null, // column(s) sorted last; always applied
sortStable : false, // when sorting two rows with exactly the same content, the original sort order is maintained
sortInitialOrder : 'asc', // sort direction on first click
sortLocaleCompare: false, // replace equivalent character (accented characters)
sortReset : false, // third click on the header will reset column to default - unsorted
sortRestart : false, // restart sort to "sortInitialOrder" when clicking on previously unsorted columns
emptyTo : 'bottom', // sort empty cell to bottom, top, none, zero
stringTo : 'max', // sort strings in numerical column as max, min, top, bottom, zero
textExtraction : 'basic', // text extraction method/function - function(node, table, cellIndex){}
textAttribute : 'data-text',// data-attribute that contains alternate cell text (used in textExtraction function)
textSorter : null, // choose overall or specific column sorter function(a, b, direction, table, columnIndex) [alt: ts.sortText]
numberSorter : null, // choose overall numeric sorter function(a, b, direction, maxColumnValue)
// *** widget options
widgets: [], // method to add widgets, e.g. widgets: ['zebra']
widgetOptions : {
zebra : [ 'even', 'odd' ] // zebra widget alternating row class names
},
initWidgets : true, // apply widgets on tablesorter initialization
widgetClass : 'widget-{name}', // table class name template to match to include a widget
// *** callbacks
initialized : null, // function(table){},
// *** extra css class names
tableClass : '',
cssAsc : '',
cssDesc : '',
cssNone : '',
cssHeader : '',
cssHeaderRow : '',
cssProcessing : '', // processing icon applied to header during sort/filter
cssChildRow : 'tablesorter-childRow', // class name indiciating that a row is to be attached to the its parent
cssIcon : 'tablesorter-icon', // if this class exists, a <i> will be added to the header automatically
cssIconNone : '', // class name added to the icon when there is no column sort
cssIconAsc : '', // class name added to the icon when the column has an ascending sort
cssIconDesc : '', // class name added to the icon when the column has a descending sort
cssInfoBlock : 'tablesorter-infoOnly', // don't sort tbody with this class name (only one class name allowed here!)
cssAllowClicks : 'tablesorter-allowClicks', // class name added to table header which allows clicks to bubble up
// *** selectors
selectorHeaders : '> thead th, > thead td',
selectorSort : 'th, td', // jQuery selector of content within selectorHeaders that is clickable to trigger a sort
selectorRemove : '.remove-me',
// *** advanced
debug : false,
// *** Internal variables
headerList: [],
empties: {},
strings: {},
parsers: []
// deprecated; but retained for backwards compatibility
// widgetZebra: { css: ["even", "odd"] }
};
// internal css classes - these will ALWAYS be added to
// the table and MUST only contain one class name - fixes #381
ts.css = {
table : 'tablesorter',
cssHasChild: 'tablesorter-hasChildRow',
childRow : 'tablesorter-childRow',
header : 'tablesorter-header',
headerRow : 'tablesorter-headerRow',
headerIn : 'tablesorter-header-inner',
icon : 'tablesorter-icon',
info : 'tablesorter-infoOnly',
processing : 'tablesorter-processing',
sortAsc : 'tablesorter-headerAsc',
sortDesc : 'tablesorter-headerDesc',
sortNone : 'tablesorter-headerUnSorted'
};
// labels applied to sortable headers for accessibility (aria) support
ts.language = {
sortAsc : 'Ascending sort applied, ',
sortDesc : 'Descending sort applied, ',
sortNone : 'No sort applied, ',
nextAsc : 'activate to apply an ascending sort',
nextDesc : 'activate to apply a descending sort',
nextNone : 'activate to remove the sort'
};
/* debuging utils */
function log() {
var a = arguments[0],
s = arguments.length > 1 ? Array.prototype.slice.call(arguments) : a;
if (typeof console !== "undefined" && typeof console.log !== "undefined") {
console[ /error/i.test(a) ? 'error' : /warn/i.test(a) ? 'warn' : 'log' ](s);
} else {
alert(s);
}
}
function benchmark(s, d) {
log(s + " (" + (new Date().getTime() - d.getTime()) + "ms)");
}
ts.log = log;
ts.benchmark = benchmark;
// $.isEmptyObject from jQuery v1.4
function isEmptyObject(obj) {
/*jshint forin: false */
for (var name in obj) {
return false;
}
return true;
}
function getElementText(table, node, cellIndex) {
if (!node) { return ""; }
var te, c = table.config,
t = c.textExtraction || '',
text = "";
if (t === "basic") {
// check data-attribute first
text = $(node).attr(c.textAttribute) || node.textContent || node.innerText || $(node).text() || "";
} else {
if (typeof(t) === "function") {
text = t(node, table, cellIndex);
} else if (typeof (te = ts.getColumnData( table, t, cellIndex )) === 'function') {
text = te(node, table, cellIndex);
} else {
// previous "simple" method
text = node.textContent || node.innerText || $(node).text() || "";
}
}
return $.trim(text);
}
function detectParserForColumn(table, rows, rowIndex, cellIndex) {
var cur, $node,
i = ts.parsers.length,
node = false,
nodeValue = '',
keepLooking = true;
while (nodeValue === '' && keepLooking) {
rowIndex++;
if (rows[rowIndex]) {
node = rows[rowIndex].cells[cellIndex];
nodeValue = getElementText(table, node, cellIndex);
$node = $(node);
if (table.config.debug) {
log('Checking if value was empty on row ' + rowIndex + ', column: ' + cellIndex + ': "' + nodeValue + '"');
}
} else {
keepLooking = false;
}
}
while (--i >= 0) {
cur = ts.parsers[i];
// ignore the default text parser because it will always be true
if (cur && cur.id !== 'text' && cur.is && cur.is(nodeValue, table, node, $node)) {
return cur;
}
}
// nothing found, return the generic parser (text)
return ts.getParserById('text');
}
function buildParserCache(table) {
var c = table.config,
// update table bodies in case we start with an empty table
tb = c.$tbodies = c.$table.children('tbody:not(.' + c.cssInfoBlock + ')'),
rows, list, l, i, h, ch, np, p, e, time,
j = 0,
parsersDebug = "",
len = tb.length;
if ( len === 0) {
return c.debug ? log('Warning: *Empty table!* Not building a parser cache') : '';
} else if (c.debug) {
time = new Date();
log('Detecting parsers for each column');
}
list = {
extractors: [],
parsers: []
};
while (j < len) {
rows = tb[j].rows;
if (rows[j]) {
l = c.columns; // rows[j].cells.length;
for (i = 0; i < l; i++) {
h = c.$headers.filter('[data-column="' + i + '"]:last');
// get column indexed table cell
ch = ts.getColumnData( table, c.headers, i );
// get column parser/extractor
e = ts.getParserById( ts.getData(h, ch, 'extractor') );
p = ts.getParserById( ts.getData(h, ch, 'sorter') );
np = ts.getData(h, ch, 'parser') === 'false';
// empty cells behaviour - keeping emptyToBottom for backwards compatibility
c.empties[i] = ( ts.getData(h, ch, 'empty') || c.emptyTo || (c.emptyToBottom ? 'bottom' : 'top' ) ).toLowerCase();
// text strings behaviour in numerical sorts
c.strings[i] = ( ts.getData(h, ch, 'string') || c.stringTo || 'max' ).toLowerCase();
if (np) {
p = ts.getParserById('no-parser');
}
if (!e) {
// For now, maybe detect someday
e = false;
}
if (!p) {
p = detectParserForColumn(table, rows, -1, i);
}
if (c.debug) {
parsersDebug += "column:" + i + "; extractor:" + e.id + "; parser:" + p.id + "; string:" + c.strings[i] + '; empty: ' + c.empties[i] + "\n";
}
list.parsers[i] = p;
list.extractors[i] = e;
}
}
j += (list.parsers.length) ? len : 1;
}
if (c.debug) {
log(parsersDebug ? parsersDebug : "No parsers detected");
benchmark("Completed detecting parsers", time);
}
c.parsers = list.parsers;
c.extractors = list.extractors;
}
/* utils */
function buildCache(table) {
var cc, t, tx, v, i, j, k, $row, rows, cols, cacheTime,
totalRows, rowData, colMax,
c = table.config,
$tb = c.$table.children('tbody'),
extractors = c.extractors,
parsers = c.parsers;
c.cache = {};
c.totalRows = 0;
// if no parsers found, return - it's an empty table.
if (!parsers) {
return c.debug ? log('Warning: *Empty table!* Not building a cache') : '';
}
if (c.debug) {
cacheTime = new Date();
}
// processing icon
if (c.showProcessing) {
ts.isProcessing(table, true);
}
for (k = 0; k < $tb.length; k++) {
colMax = []; // column max value per tbody
cc = c.cache[k] = {
normalized: [] // array of normalized row data; last entry contains "rowData" above
// colMax: # // added at the end
};
// ignore tbodies with class name from c.cssInfoBlock
if (!$tb.eq(k).hasClass(c.cssInfoBlock)) {
totalRows = ($tb[k] && $tb[k].rows.length) || 0;
for (i = 0; i < totalRows; ++i) {
rowData = {
// order: original row order #
// $row : jQuery Object[]
child: [] // child row text (filter widget)
};
/** Add the table data to main data array */
$row = $($tb[k].rows[i]);
rows = [ new Array(c.columns) ];
cols = [];
// if this is a child row, add it to the last row's children and continue to the next row
// ignore child row class, if it is the first row
if ($row.hasClass(c.cssChildRow) && i !== 0) {
t = cc.normalized.length - 1;
cc.normalized[t][c.columns].$row = cc.normalized[t][c.columns].$row.add($row);
// add "hasChild" class name to parent row
if (!$row.prev().hasClass(c.cssChildRow)) {
$row.prev().addClass(ts.css.cssHasChild);
}
// save child row content (un-parsed!)
rowData.child[t] = $.trim( $row[0].textContent || $row[0].innerText || $row.text() || "" );
// go to the next for loop
continue;
}
rowData.$row = $row;
rowData.order = i; // add original row position to rowCache
for (j = 0; j < c.columns; ++j) {
if (typeof parsers[j] === 'undefined') {
if (c.debug) {
log('No parser found for cell:', $row[0].cells[j], 'does it have a header?');
}
continue;
}
t = getElementText(table, $row[0].cells[j], j);
// do extract before parsing if there is one
if (typeof extractors[j].id === 'undefined') {
tx = t;
} else {
tx = extractors[j].format(t, table, $row[0].cells[j], j);
}
// allow parsing if the string is empty, previously parsing would change it to zero,
// in case the parser needs to extract data from the table cell attributes
v = parsers[j].id === 'no-parser' ? '' : parsers[j].format(tx, table, $row[0].cells[j], j);
cols.push( c.ignoreCase && typeof v === 'string' ? v.toLowerCase() : v );
if ((parsers[j].type || '').toLowerCase() === "numeric") {
// determine column max value (ignore sign)
colMax[j] = Math.max(Math.abs(v) || 0, colMax[j] || 0);
}
}
// ensure rowData is always in the same location (after the last column)
cols[c.columns] = rowData;
cc.normalized.push(cols);
}
cc.colMax = colMax;
// total up rows, not including child rows
c.totalRows += cc.normalized.length;
}
}
if (c.showProcessing) {
ts.isProcessing(table); // remove processing icon
}
if (c.debug) {
benchmark("Building cache for " + totalRows + " rows", cacheTime);
}
}
// init flag (true) used by pager plugin to prevent widget application
function appendToTable(table, init) {
var c = table.config,
wo = c.widgetOptions,
b = table.tBodies,
rows = [],
cc = c.cache,
n, totalRows, $bk, $tb,
i, k, appendTime;
// empty table - fixes #206/#346
if (isEmptyObject(cc)) {
// run pager appender in case the table was just emptied
return c.appender ? c.appender(table, rows) :
table.isUpdating ? c.$table.trigger("updateComplete", table) : ''; // Fixes #532
}
if (c.debug) {
appendTime = new Date();
}
for (k = 0; k < b.length; k++) {
$bk = $(b[k]);
if ($bk.length && !$bk.hasClass(c.cssInfoBlock)) {
// get tbody
$tb = ts.processTbody(table, $bk, true);
n = cc[k].normalized;
totalRows = n.length;
for (i = 0; i < totalRows; i++) {
rows.push(n[i][c.columns].$row);
// removeRows used by the pager plugin; don't render if using ajax - fixes #411
if (!c.appender || (c.pager && (!c.pager.removeRows || !wo.pager_removeRows) && !c.pager.ajax)) {
$tb.append(n[i][c.columns].$row);
}
}
// restore tbody
ts.processTbody(table, $tb, false);
}
}
if (c.appender) {
c.appender(table, rows);
}
if (c.debug) {
benchmark("Rebuilt table", appendTime);
}
// apply table widgets; but not before ajax completes
if (!init && !c.appender) { ts.applyWidget(table); }
if (table.isUpdating) {
c.$table.trigger("updateComplete", table);
}
}
function formatSortingOrder(v) {
// look for "d" in "desc" order; return true
return (/^d/i.test(v) || v === 1);
}
function buildHeaders(table) {
var ch, $t,
h, i, t, lock, time,
c = table.config;
c.headerList = [];
c.headerContent = [];
if (c.debug) {
time = new Date();
}
// children tr in tfoot - see issue #196 & #547
c.columns = ts.computeColumnIndex( c.$table.children('thead, tfoot').children('tr') );
// add icon if cssIcon option exists
i = c.cssIcon ? '<i class="' + ( c.cssIcon === ts.css.icon ? ts.css.icon : c.cssIcon + ' ' + ts.css.icon ) + '"></i>' : '';
// redefine c.$headers here in case of an updateAll that replaces or adds an entire header cell - see #683
c.$headers = $(table).find(c.selectorHeaders).each(function(index) {
$t = $(this);
// make sure to get header cell & not column indexed cell
ch = ts.getColumnData( table, c.headers, index, true );
// save original header content
c.headerContent[index] = $(this).html();
// if headerTemplate is empty, don't reformat the header cell
if ( c.headerTemplate !== '' ) {
// set up header template
t = c.headerTemplate.replace(/\{content\}/g, $(this).html()).replace(/\{icon\}/g, i);
if (c.onRenderTemplate) {
h = c.onRenderTemplate.apply($t, [index, t]);
if (h && typeof h === 'string') { t = h; } // only change t if something is returned
}
$(this).html('<div class="' + ts.css.headerIn + '">' + t + '</div>'); // faster than wrapInner
}
if (c.onRenderHeader) { c.onRenderHeader.apply($t, [index, c, c.$table]); }
// *** remove this.column value if no conflicts found
this.column = parseInt( $(this).attr('data-column'), 10);
this.order = formatSortingOrder( ts.getData($t, ch, 'sortInitialOrder') || c.sortInitialOrder ) ? [1,0,2] : [0,1,2];
this.count = -1; // set to -1 because clicking on the header automatically adds one
this.lockedOrder = false;
lock = ts.getData($t, ch, 'lockedOrder') || false;
if (typeof lock !== 'undefined' && lock !== false) {
this.order = this.lockedOrder = formatSortingOrder(lock) ? [1,1,1] : [0,0,0];
}
$t.addClass(ts.css.header + ' ' + c.cssHeader);
// add cell to headerList
c.headerList[index] = this;
// add to parent in case there are multiple rows
$t.parent().addClass(ts.css.headerRow + ' ' + c.cssHeaderRow).attr('role', 'row');
// allow keyboard cursor to focus on element
if (c.tabIndex) { $t.attr("tabindex", 0); }
}).attr({
scope: 'col',
role : 'columnheader'
});
// enable/disable sorting
updateHeader(table);
if (c.debug) {
benchmark("Built headers:", time);
log(c.$headers);
}
}
function commonUpdate(table, resort, callback) {
var c = table.config;
// remove rows/elements before update
c.$table.find(c.selectorRemove).remove();
// rebuild parsers
buildParserCache(table);
// rebuild the cache map
buildCache(table);
checkResort(c.$table, resort, callback);
}
function updateHeader(table) {
var s, $th, col,
c = table.config;
c.$headers.each(function(index, th){
$th = $(th);
col = ts.getColumnData( table, c.headers, index, true );
// add "sorter-false" class if "parser-false" is set
s = ts.getData( th, col, 'sorter' ) === 'false' || ts.getData( th, col, 'parser' ) === 'false';
th.sortDisabled = s;
$th[ s ? 'addClass' : 'removeClass' ]('sorter-false').attr('aria-disabled', '' + s);
// aria-controls - requires table ID
if (table.id) {
if (s) {
$th.removeAttr('aria-controls');
} else {
$th.attr('aria-controls', table.id);
}
}
});
}
function setHeadersCss(table) {
var f, i, j,
c = table.config,
list = c.sortList,
len = list.length,
none = ts.css.sortNone + ' ' + c.cssNone,
css = [ts.css.sortAsc + ' ' + c.cssAsc, ts.css.sortDesc + ' ' + c.cssDesc],
cssIcon = [ c.cssIconAsc, c.cssIconDesc, c.cssIconNone ],
aria = ['ascending', 'descending'],
// find the footer
$t = $(table).find('tfoot tr').children().add(c.$extraHeaders).removeClass(css.join(' '));
// remove all header information
c.$headers
.removeClass(css.join(' '))
.addClass(none).attr('aria-sort', 'none')
.find('.' + c.cssIcon)
.removeClass(cssIcon.join(' '))
.addClass(cssIcon[2]);
for (i = 0; i < len; i++) {
// direction = 2 means reset!
if (list[i][1] !== 2) {
// multicolumn sorting updating - choose the :last in case there are nested columns
f = c.$headers.not('.sorter-false').filter('[data-column="' + list[i][0] + '"]' + (len === 1 ? ':last' : '') );
if (f.length) {
for (j = 0; j < f.length; j++) {
if (!f[j].sortDisabled) {
f.eq(j)
.removeClass(none)
.addClass(css[list[i][1]])
.attr('aria-sort', aria[list[i][1]])
.find('.' + c.cssIcon)
.removeClass(cssIcon[2])
.addClass(cssIcon[list[i][1]]);
}
}
// add sorted class to footer & extra headers, if they exist
if ($t.length) {
$t.filter('[data-column="' + list[i][0] + '"]').removeClass(none).addClass(css[list[i][1]]);
}
}
}
}
// add verbose aria labels
c.$headers.not('.sorter-false').each(function(){
var $this = $(this),
nextSort = this.order[(this.count + 1) % (c.sortReset ? 3 : 2)],
txt = $this.text() + ': ' +
ts.language[ $this.hasClass(ts.css.sortAsc) ? 'sortAsc' : $this.hasClass(ts.css.sortDesc) ? 'sortDesc' : 'sortNone' ] +
ts.language[ nextSort === 0 ? 'nextAsc' : nextSort === 1 ? 'nextDesc' : 'nextNone' ];
$this.attr('aria-label', txt );
});
}
// automatically add col group, and column sizes if set
function fixColumnWidth(table) {
var colgroup, overallWidth,
c = table.config;
if (c.widthFixed && c.$table.children('colgroup').length === 0) {
colgroup = $('<colgroup>');
overallWidth = $(table).width();
// only add col for visible columns - fixes #371
$(table.tBodies).not('.' + c.cssInfoBlock).find("tr:first").children(":visible").each(function() {
colgroup.append($('<col>').css('width', parseInt(($(this).width()/overallWidth)*1000, 10)/10 + '%'));
});
c.$table.prepend(colgroup);
}
}
function updateHeaderSortCount(table, list) {
var s, t, o, col, primary,
c = table.config,
sl = list || c.sortList;
c.sortList = [];
$.each(sl, function(i,v){
// ensure all sortList values are numeric - fixes #127
col = parseInt(v[0], 10);
// make sure header exists
o = c.$headers.filter('[data-column="' + col + '"]:last')[0];
if (o) { // prevents error if sorton array is wrong
// o.count = o.count + 1;
t = ('' + v[1]).match(/^(1|d|s|o|n)/);
t = t ? t[0] : '';
// 0/(a)sc (default), 1/(d)esc, (s)ame, (o)pposite, (n)ext
switch(t) {
case '1': case 'd': // descending
t = 1;
break;
case 's': // same direction (as primary column)
// if primary sort is set to "s", make it ascending
t = primary || 0;
break;
case 'o':
s = o.order[(primary || 0) % (c.sortReset ? 3 : 2)];
// opposite of primary column; but resets if primary resets
t = s === 0 ? 1 : s === 1 ? 0 : 2;
break;
case 'n':
o.count = o.count + 1;
t = o.order[(o.count) % (c.sortReset ? 3 : 2)];
break;
default: // ascending
t = 0;
break;
}
primary = i === 0 ? t : primary;
s = [ col, parseInt(t, 10) || 0 ];
c.sortList.push(s);
t = $.inArray(s[1], o.order); // fixes issue #167
o.count = t >= 0 ? t : s[1] % (c.sortReset ? 3 : 2);
}
});
}
function getCachedSortType(parsers, i) {
return (parsers && parsers[i]) ? parsers[i].type || '' : '';
}
function initSort(table, cell, event){
if (table.isUpdating) {
// let any updates complete before initializing a sort
return setTimeout(function(){ initSort(table, cell, event); }, 50);
}
var arry, indx, col, order, s,
c = table.config,
key = !event[c.sortMultiSortKey],
$table = c.$table;
// Only call sortStart if sorting is enabled
$table.trigger("sortStart", table);
// get current column sort order
cell.count = event[c.sortResetKey] ? 2 : (cell.count + 1) % (c.sortReset ? 3 : 2);
// reset all sorts on non-current column - issue #30
if (c.sortRestart) {
indx = cell;
c.$headers.each(function() {
// only reset counts on columns that weren't just clicked on and if not included in a multisort
if (this !== indx && (key || !$(this).is('.' + ts.css.sortDesc + ',.' + ts.css.sortAsc))) {
this.count = -1;
}
});
}
// get current column index
indx = parseInt( $(cell).attr('data-column'), 10 );
// user only wants to sort on one column
if (key) {
// flush the sort list
c.sortList = [];
if (c.sortForce !== null) {
arry = c.sortForce;
for (col = 0; col < arry.length; col++) {
if (arry[col][0] !== indx) {
c.sortList.push(arry[col]);
}
}
}
// add column to sort list
order = cell.order[cell.count];
if (order < 2) {
c.sortList.push([indx, order]);
// add other columns if header spans across multiple
if (cell.colSpan > 1) {
for (col = 1; col < cell.colSpan; col++) {
c.sortList.push([indx + col, order]);
}
}
}
// multi column sorting
} else {
// get rid of the sortAppend before adding more - fixes issue #115 & #523
if (c.sortAppend && c.sortList.length > 1) {
for (col = 0; col < c.sortAppend.length; col++) {
s = ts.isValueInArray(c.sortAppend[col][0], c.sortList);
if (s >= 0) {
c.sortList.splice(s,1);
}
}
}
// the user has clicked on an already sorted column
if (ts.isValueInArray(indx, c.sortList) >= 0) {
// reverse the sorting direction
for (col = 0; col < c.sortList.length; col++) {
s = c.sortList[col];
order = c.$headers.filter('[data-column="' + s[0] + '"]:last')[0];
if (s[0] === indx) {
// order.count seems to be incorrect when compared to cell.count
s[1] = order.order[cell.count];
if (s[1] === 2) {
c.sortList.splice(col,1);
order.count = -1;
}
}
}
} else {
// add column to sort list array
order = cell.order[cell.count];
if (order < 2) {
c.sortList.push([indx, order]);
// add other columns if header spans across multiple
if (cell.colSpan > 1) {
for (col = 1; col < cell.colSpan; col++) {
c.sortList.push([indx + col, order]);
}
}
}
}
}
if (c.sortAppend !== null) {
arry = c.sortAppend;
for (col = 0; col < arry.length; col++) {
if (arry[col][0] !== indx) {
c.sortList.push(arry[col]);
}
}
}
// sortBegin event triggered immediately before the sort
$table.trigger("sortBegin", table);
// setTimeout needed so the processing icon shows up
setTimeout(function(){
// set css for headers
setHeadersCss(table);
multisort(table);
appendToTable(table);
$table.trigger("sortEnd", table);
}, 1);
}
// sort multiple columns
function multisort(table) { /*jshint loopfunc:true */
var i, k, num, col, sortTime, colMax,
cache, order, sort, x, y,
dir = 0,
c = table.config,
cts = c.textSorter || '',
sortList = c.sortList,
l = sortList.length,
bl = table.tBodies.length;
if (c.serverSideSorting || isEmptyObject(c.cache)) { // empty table - fixes #206/#346
return;
}
if (c.debug) { sortTime = new Date(); }
for (k = 0; k < bl; k++) {
colMax = c.cache[k].colMax;
cache = c.cache[k].normalized;
cache.sort(function(a, b) {
// cache is undefined here in IE, so don't use it!
for (i = 0; i < l; i++) {
col = sortList[i][0];
order = sortList[i][1];
// sort direction, true = asc, false = desc
dir = order === 0;
if (c.sortStable && a[col] === b[col] && l === 1) {
return a[c.columns].order - b[c.columns].order;
}
// fallback to natural sort since it is more robust
num = /n/i.test(getCachedSortType(c.parsers, col));
if (num && c.strings[col]) {
// sort strings in numerical columns
if (typeof (c.string[c.strings[col]]) === 'boolean') {
num = (dir ? 1 : -1) * (c.string[c.strings[col]] ? -1 : 1);
} else {
num = (c.strings[col]) ? c.string[c.strings[col]] || 0 : 0;
}
// fall back to built-in numeric sort
// var sort = $.tablesorter["sort" + s](table, a[c], b[c], c, colMax[c], dir);
sort = c.numberSorter ? c.numberSorter(a[col], b[col], dir, colMax[col], table) :
ts[ 'sortNumeric' + (dir ? 'Asc' : 'Desc') ](a[col], b[col], num, colMax[col], col, table);
} else {
// set a & b depending on sort direction
x = dir ? a : b;
y = dir ? b : a;
// text sort function
if (typeof(cts) === 'function') {
// custom OVERALL text sorter
sort = cts(x[col], y[col], dir, col, table);
} else if (typeof(cts) === 'object' && cts.hasOwnProperty(col)) {
// custom text sorter for a SPECIFIC COLUMN
sort = cts[col](x[col], y[col], dir, col, table);
} else {
// fall back to natural sort
sort = ts[ 'sortNatural' + (dir ? 'Asc' : 'Desc') ](a[col], b[col], col, table, c);
}
}
if (sort) { return sort; }
}
return a[c.columns].order - b[c.columns].order;
});
}
if (c.debug) { benchmark("Sorting on " + sortList.toString() + " and dir " + order + " time", sortTime); }
}
function resortComplete($table, callback){
var table = $table[0];
if (table.isUpdating) {
$table.trigger('updateComplete', table);
}
if ($.isFunction(callback)) {
callback($table[0]);
}
}
function checkResort($table, flag, callback) {
var sl = $table[0].config.sortList;
// don't try to resort if the table is still processing
// this will catch spamming of the updateCell method
if (flag !== false && !$table[0].isProcessing && sl.length) {
$table.trigger("sorton", [sl, function(){
resortComplete($table, callback);
}, true]);
} else {
resortComplete($table, callback);
ts.applyWidget($table[0], false);
}
}
function bindMethods(table){
var c = table.config,
$table = c.$table;
// apply easy methods that trigger bound events
$table
.unbind('sortReset update updateRows updateCell updateAll addRows updateComplete sorton appendCache updateCache applyWidgetId applyWidgets refreshWidgets destroy mouseup mouseleave '.split(' ').join(c.namespace + ' '))
.bind("sortReset" + c.namespace, function(e, callback){
e.stopPropagation();
c.sortList = [];
setHeadersCss(table);
multisort(table);
appendToTable(table);
if ($.isFunction(callback)) {
callback(table);
}
})
.bind("updateAll" + c.namespace, function(e, resort, callback){
e.stopPropagation();
table.isUpdating = true;
ts.refreshWidgets(table, true, true);
ts.restoreHeaders(table);
buildHeaders(table);
ts.bindEvents(table, c.$headers, true);
bindMethods(table);
commonUpdate(table, resort, callback);
})
.bind("update" + c.namespace + " updateRows" + c.namespace, function(e, resort, callback) {
e.stopPropagation();
table.isUpdating = true;
// update sorting (if enabled/disabled)
updateHeader(table);
commonUpdate(table, resort, callback);
})
.bind("updateCell" + c.namespace, function(e, cell, resort, callback) {
e.stopPropagation();
table.isUpdating = true;
$table.find(c.selectorRemove).remove();
// get position from the dom
var v, t, row, icell,
$tb = $table.find('tbody'),
$cell = $(cell),
// update cache - format: function(s, table, cell, cellIndex)
// no closest in jQuery v1.2.6 - tbdy = $tb.index( $(cell).closest('tbody') ),$row = $(cell).closest('tr');
tbdy = $tb.index( $.fn.closest ? $cell.closest('tbody') : $cell.parents('tbody').filter(':first') ),
$row = $.fn.closest ? $cell.closest('tr') : $cell.parents('tr').filter(':first');
cell = $cell[0]; // in case cell is a jQuery object
// tbody may not exist if update is initialized while tbody is removed for processing
if ($tb.length && tbdy >= 0) {
row = $tb.eq(tbdy).find('tr').index( $row );
icell = $cell.index();
c.cache[tbdy].normalized[row][c.columns].$row = $row;
if (typeof c.extractors[icell].id === 'undefined') {
t = getElementText(table, cell, icell);
} else {
t = c.extractors[icell].format( getElementText(table, cell, icell), table, cell, icell );
}
v = c.parsers[icell].id === 'no-parser' ? '' :
c.parsers[icell].format( t, table, cell, icell );
c.cache[tbdy].normalized[row][icell] = c.ignoreCase && typeof v === 'string' ? v.toLowerCase() : v;
if ((c.parsers[icell].type || '').toLowerCase() === "numeric") {
// update column max value (ignore sign)
c.cache[tbdy].colMax[icell] = Math.max(Math.abs(v) || 0, c.cache[tbdy].colMax[icell] || 0);
}
checkResort($table, resort, callback);
}
})
.bind("addRows" + c.namespace, function(e, $row, resort, callback) {
e.stopPropagation();
table.isUpdating = true;
if (isEmptyObject(c.cache)) {
// empty table, do an update instead - fixes #450
updateHeader(table);
commonUpdate(table, resort, callback);
} else {
$row = $($row).attr('role', 'row'); // make sure we're using a jQuery object
var i, j, l, t, v, rowData, cells,
rows = $row.filter('tr').length,
tbdy = $table.find('tbody').index( $row.parents('tbody').filter(':first') );
// fixes adding rows to an empty table - see issue #179
if (!(c.parsers && c.parsers.length)) {
buildParserCache(table);
}
// add each row
for (i = 0; i < rows; i++) {
l = $row[i].cells.length;
cells = [];
rowData = {
child: [],
$row : $row.eq(i),
order: c.cache[tbdy].normalized.length
};
// add each cell
for (j = 0; j < l; j++) {
if (typeof c.extractors[j].id === 'undefined') {
t = getElementText(table, $row[i].cells[j], j);
} else {
t = c.extractors[j].format( getElementText(table, $row[i].cells[j], j), table, $row[i].cells[j], j );
}
v = c.parsers[j].id === 'no-parser' ? '' :
c.parsers[j].format( t, table, $row[i].cells[j], j );
cells[j] = c.ignoreCase && typeof v === 'string' ? v.toLowerCase() : v;
if ((c.parsers[j].type || '').toLowerCase() === "numeric") {
// update column max value (ignore sign)
c.cache[tbdy].colMax[j] = Math.max(Math.abs(cells[j]) || 0, c.cache[tbdy].colMax[j] || 0);
}
}
// add the row data to the end
cells.push(rowData);
// update cache
c.cache[tbdy].normalized.push(cells);
}
// resort using current settings
checkResort($table, resort, callback);
}
})
.bind("updateComplete" + c.namespace, function(){
table.isUpdating = false;
})
.bind("sorton" + c.namespace, function(e, list, callback, init) {
var c = table.config;
e.stopPropagation();
$table.trigger("sortStart", this);
// update header count index
updateHeaderSortCount(table, list);
// set css for headers
setHeadersCss(table);
// fixes #346
if (c.delayInit && isEmptyObject(c.cache)) { buildCache(table); }
$table.trigger("sortBegin", this);
// sort the table and append it to the dom
multisort(table);
appendToTable(table, init);
$table.trigger("sortEnd", this);
ts.applyWidget(table);
if ($.isFunction(callback)) {
callback(table);
}
})
.bind("appendCache" + c.namespace, function(e, callback, init) {
e.stopPropagation();
appendToTable(table, init);
if ($.isFunction(callback)) {
callback(table);
}
})
.bind("updateCache" + c.namespace, function(e, callback){
// rebuild parsers
if (!(c.parsers && c.parsers.length)) {
buildParserCache(table);
}
// rebuild the cache map
buildCache(table);
if ($.isFunction(callback)) {
callback(table);
}
})
.bind("applyWidgetId" + c.namespace, function(e, id) {
e.stopPropagation();
ts.getWidgetById(id).format(table, c, c.widgetOptions);
})
.bind("applyWidgets" + c.namespace, function(e, init) {
e.stopPropagation();
// apply widgets
ts.applyWidget(table, init);
})
.bind("refreshWidgets" + c.namespace, function(e, all, dontapply){
e.stopPropagation();
ts.refreshWidgets(table, all, dontapply);
})
.bind("destroy" + c.namespace, function(e, c, cb){
e.stopPropagation();
ts.destroy(table, c, cb);
})
.bind("resetToLoadState" + c.namespace, function(){
// remove all widgets
ts.refreshWidgets(table, true, true);
// restore original settings; this clears out current settings, but does not clear
// values saved to storage.
c = $.extend(true, ts.defaults, c.originalSettings);
table.hasInitialized = false;
// setup the entire table again
ts.setup( table, c );
});
}
/* public methods */
ts.construct = function(settings) {
return this.each(function() {
var table = this,
// merge & extend config options
c = $.extend(true, {}, ts.defaults, settings);
// save initial settings
c.originalSettings = settings;
// create a table from data (build table widget)
if (!table.hasInitialized && ts.buildTable && this.tagName !== 'TABLE') {
// return the table (in case the original target is the table's container)
ts.buildTable(table, c);
} else {
ts.setup(table, c);
}
});
};
ts.setup = function(table, c) {
// if no thead or tbody, or tablesorter is already present, quit
if (!table || !table.tHead || table.tBodies.length === 0 || table.hasInitialized === true) {
return c.debug ? log('ERROR: stopping initialization! No table, thead, tbody or tablesorter has already been initialized') : '';
}
var k = '',
$table = $(table),
m = $.metadata;
// initialization flag
table.hasInitialized = false;
// table is being processed flag
table.isProcessing = true;
// make sure to store the config object
table.config = c;
// save the settings where they read
$.data(table, "tablesorter", c);
if (c.debug) { $.data( table, 'startoveralltimer', new Date()); }
// removing this in version 3 (only supports jQuery 1.7+)
c.supportsDataObject = (function(version) {
version[0] = parseInt(version[0], 10);
return (version[0] > 1) || (version[0] === 1 && parseInt(version[1], 10) >= 4);
})($.fn.jquery.split("."));
// digit sort text location; keeping max+/- for backwards compatibility
c.string = { 'max': 1, 'min': -1, 'emptymin': 1, 'emptymax': -1, 'zero': 0, 'none': 0, 'null': 0, 'top': true, 'bottom': false };
// ensure case insensitivity
c.emptyTo = c.emptyTo.toLowerCase();
c.stringTo = c.stringTo.toLowerCase();
// add table theme class only if there isn't already one there
if (!/tablesorter\-/.test($table.attr('class'))) {
k = (c.theme !== '' ? ' tablesorter-' + c.theme : '');
}
c.table = table;
c.$table = $table
.addClass(ts.css.table + ' ' + c.tableClass + k)
.attr('role', 'grid');
c.$headers = $table.find(c.selectorHeaders);
// give the table a unique id, which will be used in namespace binding
if (!c.namespace) {
c.namespace = '.tablesorter' + Math.random().toString(16).slice(2);
} else {
// make sure namespace starts with a period & doesn't have weird characters
c.namespace = '.' + c.namespace.replace(/\W/g,'');
}
c.$table.children().children('tr').attr('role', 'row');
c.$tbodies = $table.children('tbody:not(.' + c.cssInfoBlock + ')').attr({
'aria-live' : 'polite',
'aria-relevant' : 'all'
});
if (c.$table.children('caption').length) {
k = c.$table.children('caption')[0];
if (!k.id) { k.id = c.namespace.slice(1) + 'caption'; }
c.$table.attr('aria-labelledby', k.id);
}
c.widgetInit = {}; // keep a list of initialized widgets
// change textExtraction via data-attribute
c.textExtraction = c.$table.attr('data-text-extraction') || c.textExtraction || 'basic';
// build headers
buildHeaders(table);
// fixate columns if the users supplies the fixedWidth option
// do this after theme has been applied
fixColumnWidth(table);
// try to auto detect column type, and store in tables config
buildParserCache(table);
// start total row count at zero
c.totalRows = 0;
// build the cache for the tbody cells
// delayInit will delay building the cache until the user starts a sort
if (!c.delayInit) { buildCache(table); }
// bind all header events and methods
ts.bindEvents(table, c.$headers, true);
bindMethods(table);
// get sort list from jQuery data or metadata
// in jQuery < 1.4, an error occurs when calling $table.data()
if (c.supportsDataObject && typeof $table.data().sortlist !== 'undefined') {
c.sortList = $table.data().sortlist;
} else if (m && ($table.metadata() && $table.metadata().sortlist)) {
c.sortList = $table.metadata().sortlist;
}
// apply widget init code
ts.applyWidget(table, true);
// if user has supplied a sort list to constructor
if (c.sortList.length > 0) {
$table.trigger("sorton", [c.sortList, {}, !c.initWidgets, true]);
} else {
setHeadersCss(table);
if (c.initWidgets) {
// apply widget format
ts.applyWidget(table, false);
}
}
// show processesing icon
if (c.showProcessing) {
$table
.unbind('sortBegin' + c.namespace + ' sortEnd' + c.namespace)
.bind('sortBegin' + c.namespace + ' sortEnd' + c.namespace, function(e) {
clearTimeout(c.processTimer);
ts.isProcessing(table);
if (e.type === 'sortBegin') {
c.processTimer = setTimeout(function(){
ts.isProcessing(table, true);
}, 500);
}
});
}
// initialized
table.hasInitialized = true;
table.isProcessing = false;
if (c.debug) {
ts.benchmark("Overall initialization time", $.data( table, 'startoveralltimer'));
}
$table.trigger('tablesorter-initialized', table);
if (typeof c.initialized === 'function') { c.initialized(table); }
};
ts.getColumnData = function(table, obj, indx, getCell){
if (typeof obj === 'undefined' || obj === null) { return; }
table = $(table)[0];
var result, $h, k,
c = table.config;
if (obj[indx]) {
return getCell ? obj[indx] : obj[c.$headers.index( c.$headers.filter('[data-column="' + indx + '"]:last') )];
}
for (k in obj) {
if (typeof k === 'string') {
$h = c.$headers.filter('[data-column="' + indx + '"]:last')
// header cell with class/id
.filter(k)
// find elements within the header cell with cell/id
.add( c.$headers.filter('[data-column="' + indx + '"]:last').find(k) );
if ($h.length) {
return obj[k];
}
}
}
return result;
};
// computeTableHeaderCellIndexes from:
// http://www.javascripttoolbox.com/lib/table/examples.php
// http://www.javascripttoolbox.com/temp/table_cellindex.html
ts.computeColumnIndex = function(trs) {
var matrix = [],
lookup = {},
cols = 0, // determine the number of columns
i, j, k, l, $cell, cell, cells, rowIndex, cellId, rowSpan, colSpan, firstAvailCol, matrixrow;
for (i = 0; i < trs.length; i++) {
cells = trs[i].cells;
for (j = 0; j < cells.length; j++) {
cell = cells[j];
$cell = $(cell);
rowIndex = cell.parentNode.rowIndex;
cellId = rowIndex + "-" + $cell.index();
rowSpan = cell.rowSpan || 1;
colSpan = cell.colSpan || 1;
if (typeof(matrix[rowIndex]) === "undefined") {
matrix[rowIndex] = [];
}
// Find first available column in the first row
for (k = 0; k < matrix[rowIndex].length + 1; k++) {
if (typeof(matrix[rowIndex][k]) === "undefined") {
firstAvailCol = k;
break;
}
}
lookup[cellId] = firstAvailCol;
cols = Math.max(firstAvailCol, cols);
// add data-column
$cell.attr({ 'data-column' : firstAvailCol }); // 'data-row' : rowIndex
for (k = rowIndex; k < rowIndex + rowSpan; k++) {
if (typeof(matrix[k]) === "undefined") {
matrix[k] = [];
}
matrixrow = matrix[k];
for (l = firstAvailCol; l < firstAvailCol + colSpan; l++) {
matrixrow[l] = "x";
}
}
}
}
// may not be accurate if # header columns !== # tbody columns
return cols + 1; // add one because it's a zero-based index
};
// *** Process table ***
// add processing indicator
ts.isProcessing = function(table, toggle, $ths) {
table = $(table);
var c = table[0].config,
// default to all headers
$h = $ths || table.find('.' + ts.css.header);
if (toggle) {
// don't use sortList if custom $ths used
if (typeof $ths !== 'undefined' && c.sortList.length > 0) {
// get headers from the sortList
$h = $h.filter(function(){
// get data-column from attr to keep compatibility with jQuery 1.2.6
return this.sortDisabled ? false : ts.isValueInArray( parseFloat($(this).attr('data-column')), c.sortList) >= 0;
});
}
table.add($h).addClass(ts.css.processing + ' ' + c.cssProcessing);
} else {
table.add($h).removeClass(ts.css.processing + ' ' + c.cssProcessing);
}
};
// detach tbody but save the position
// don't use tbody because there are portions that look for a tbody index (updateCell)
ts.processTbody = function(table, $tb, getIt){
table = $(table)[0];
var holdr;
if (getIt) {
table.isProcessing = true;
$tb.before('<span class="tablesorter-savemyplace"/>');
holdr = ($.fn.detach) ? $tb.detach() : $tb.remove();
return holdr;
}
holdr = $(table).find('span.tablesorter-savemyplace');
$tb.insertAfter( holdr );
holdr.remove();
table.isProcessing = false;
};
ts.clearTableBody = function(table) {
$(table)[0].config.$tbodies.children().detach();
};
ts.bindEvents = function(table, $headers, core){
table = $(table)[0];
var downTime,
c = table.config;
if (core !== true) {
c.$extraHeaders = c.$extraHeaders ? c.$extraHeaders.add($headers) : $headers;
}
// apply event handling to headers and/or additional headers (stickyheaders, scroller, etc)
$headers
// http://stackoverflow.com/questions/5312849/jquery-find-self;
.find(c.selectorSort).add( $headers.filter(c.selectorSort) )
.unbind('mousedown mouseup sort keyup '.split(' ').join(c.namespace + ' '))
.bind('mousedown mouseup sort keyup '.split(' ').join(c.namespace + ' '), function(e, external) {
var cell, type = e.type;
// only recognize left clicks or enter
if ( ((e.which || e.button) !== 1 && !/sort|keyup/.test(type)) || (type === 'keyup' && e.which !== 13) ) {
return;
}
// ignore long clicks (prevents resizable widget from initializing a sort)
if (type === 'mouseup' && external !== true && (new Date().getTime() - downTime > 250)) { return; }
// set timer on mousedown
if (type === 'mousedown') {
downTime = new Date().getTime();
return /(input|select|button|textarea)/i.test(e.target.tagName) ||
// allow clicks to contents of selected cells
$(e.target).closest('td,th').hasClass(c.cssAllowClicks) ? '' : !c.cancelSelection;
}
if (c.delayInit && isEmptyObject(c.cache)) { buildCache(table); }
// jQuery v1.2.6 doesn't have closest()
cell = $.fn.closest ? $(this).closest('th, td')[0] : /TH|TD/.test(this.tagName) ? this : $(this).parents('th, td')[0];
// reference original table headers and find the same cell
cell = c.$headers[ $headers.index( cell ) ];
if (!cell.sortDisabled) {
initSort(table, cell, e);
}
});
if (c.cancelSelection) {
// cancel selection
$headers
.attr('unselectable', 'on')
.bind('selectstart', false)
.css({
'user-select': 'none',
'MozUserSelect': 'none' // not needed for jQuery 1.8+
});
}
};
// restore headers
ts.restoreHeaders = function(table){
var c = $(table)[0].config;
// don't use c.$headers here in case header cells were swapped
c.$table.find(c.selectorHeaders).each(function(i){
// only restore header cells if it is wrapped
// because this is also used by the updateAll method
if ($(this).find('.' + ts.css.headerIn).length){
$(this).html( c.headerContent[i] );
}
});
};
ts.destroy = function(table, removeClasses, callback){
table = $(table)[0];
if (!table.hasInitialized) { return; }
// remove all widgets
ts.refreshWidgets(table, true, true);
var $t = $(table), c = table.config,
$h = $t.find('thead:first'),
$r = $h.find('tr.' + ts.css.headerRow).removeClass(ts.css.headerRow + ' ' + c.cssHeaderRow),
$f = $t.find('tfoot:first > tr').children('th, td');
if (removeClasses === false && $.inArray('uitheme', c.widgets) >= 0) {
// reapply uitheme classes, in case we want to maintain appearance
$t.trigger('applyWidgetId', ['uitheme']);
$t.trigger('applyWidgetId', ['zebra']);
}
// remove widget added rows, just in case
$h.find('tr').not($r).remove();
// disable tablesorter
$t
.removeData('tablesorter')
.unbind('sortReset update updateAll updateRows updateCell addRows updateComplete sorton appendCache updateCache applyWidgetId applyWidgets refreshWidgets destroy mouseup mouseleave keypress sortBegin sortEnd resetToLoadState '.split(' ').join(c.namespace + ' '));
c.$headers.add($f)
.removeClass( [ts.css.header, c.cssHeader, c.cssAsc, c.cssDesc, ts.css.sortAsc, ts.css.sortDesc, ts.css.sortNone].join(' ') )
.removeAttr('data-column')
.removeAttr('aria-label')
.attr('aria-disabled', 'true');
$r.find(c.selectorSort).unbind('mousedown mouseup keypress '.split(' ').join(c.namespace + ' '));
ts.restoreHeaders(table);
$t.toggleClass(ts.css.table + ' ' + c.tableClass + ' tablesorter-' + c.theme, removeClasses === false);
// clear flag in case the plugin is initialized again
table.hasInitialized = false;
delete table.config.cache;
if (typeof callback === 'function') {
callback(table);
}
};
// *** sort functions ***
// regex used in natural sort
ts.regex = {
chunk : /(^([+\-]?(?:0|[1-9]\d*)(?:\.\d*)?(?:[eE][+\-]?\d+)?)?$|^0x[0-9a-f]+$|\d+)/gi, // chunk/tokenize numbers & letters
chunks: /(^\\0|\\0$)/, // replace chunks @ ends
hex: /^0x[0-9a-f]+$/i // hex
};
// Natural sort - https://github.com/overset/javascript-natural-sort (date sorting removed)
// this function will only accept strings, or you'll see "TypeError: undefined is not a function"
// I could add a = a.toString(); b = b.toString(); but it'll slow down the sort overall
ts.sortNatural = function(a, b) {
if (a === b) { return 0; }
var xN, xD, yN, yD, xF, yF, i, mx,
r = ts.regex;
// first try and sort Hex codes
if (r.hex.test(b)) {
xD = parseInt(a.match(r.hex), 16);
yD = parseInt(b.match(r.hex), 16);
if ( xD < yD ) { return -1; }
if ( xD > yD ) { return 1; }
}
// chunk/tokenize
xN = a.replace(r.chunk, '\\0$1\\0').replace(r.chunks, '').split('\\0');
yN = b.replace(r.chunk, '\\0$1\\0').replace(r.chunks, '').split('\\0');
mx = Math.max(xN.length, yN.length);
// natural sorting through split numeric strings and default strings
for (i = 0; i < mx; i++) {
// find floats not starting with '0', string or 0 if not defined
xF = isNaN(xN[i]) ? xN[i] || 0 : parseFloat(xN[i]) || 0;
yF = isNaN(yN[i]) ? yN[i] || 0 : parseFloat(yN[i]) || 0;
// handle numeric vs string comparison - number < string - (Kyle Adams)
if (isNaN(xF) !== isNaN(yF)) { return (isNaN(xF)) ? 1 : -1; }
// rely on string comparison if different types - i.e. '02' < 2 != '02' < '2'
if (typeof xF !== typeof yF) {
xF += '';
yF += '';
}
if (xF < yF) { return -1; }
if (xF > yF) { return 1; }
}
return 0;
};
ts.sortNaturalAsc = function(a, b, col, table, c) {
if (a === b) { return 0; }
var e = c.string[ (c.empties[col] || c.emptyTo ) ];
if (a === '' && e !== 0) { return typeof e === 'boolean' ? (e ? -1 : 1) : -e || -1; }
if (b === '' && e !== 0) { return typeof e === 'boolean' ? (e ? 1 : -1) : e || 1; }
return ts.sortNatural(a, b);
};
ts.sortNaturalDesc = function(a, b, col, table, c) {
if (a === b) { return 0; }
var e = c.string[ (c.empties[col] || c.emptyTo ) ];
if (a === '' && e !== 0) { return typeof e === 'boolean' ? (e ? -1 : 1) : e || 1; }
if (b === '' && e !== 0) { return typeof e === 'boolean' ? (e ? 1 : -1) : -e || -1; }
return ts.sortNatural(b, a);
};
// basic alphabetical sort
ts.sortText = function(a, b) {
return a > b ? 1 : (a < b ? -1 : 0);
};
// return text string value by adding up ascii value
// so the text is somewhat sorted when using a digital sort
// this is NOT an alphanumeric sort
ts.getTextValue = function(a, num, mx) {
if (mx) {
// make sure the text value is greater than the max numerical value (mx)
var i, l = a ? a.length : 0, n = mx + num;
for (i = 0; i < l; i++) {
n += a.charCodeAt(i);
}
return num * n;
}
return 0;
};
ts.sortNumericAsc = function(a, b, num, mx, col, table) {
if (a === b) { return 0; }
var c = table.config,
e = c.string[ (c.empties[col] || c.emptyTo ) ];
if (a === '' && e !== 0) { return typeof e === 'boolean' ? (e ? -1 : 1) : -e || -1; }
if (b === '' && e !== 0) { return typeof e === 'boolean' ? (e ? 1 : -1) : e || 1; }
if (isNaN(a)) { a = ts.getTextValue(a, num, mx); }
if (isNaN(b)) { b = ts.getTextValue(b, num, mx); }
return a - b;
};
ts.sortNumericDesc = function(a, b, num, mx, col, table) {
if (a === b) { return 0; }
var c = table.config,
e = c.string[ (c.empties[col] || c.emptyTo ) ];
if (a === '' && e !== 0) { return typeof e === 'boolean' ? (e ? -1 : 1) : e || 1; }
if (b === '' && e !== 0) { return typeof e === 'boolean' ? (e ? 1 : -1) : -e || -1; }
if (isNaN(a)) { a = ts.getTextValue(a, num, mx); }
if (isNaN(b)) { b = ts.getTextValue(b, num, mx); }
return b - a;
};
ts.sortNumeric = function(a, b) {
return a - b;
};
// used when replacing accented characters during sorting
ts.characterEquivalents = {
"a" : "\u00e1\u00e0\u00e2\u00e3\u00e4\u0105\u00e5", // áàâãäąå
"A" : "\u00c1\u00c0\u00c2\u00c3\u00c4\u0104\u00c5", // ÁÀÂÃÄĄÅ
"c" : "\u00e7\u0107\u010d", // çćč
"C" : "\u00c7\u0106\u010c", // ÇĆČ
"e" : "\u00e9\u00e8\u00ea\u00eb\u011b\u0119", // éèêëěę
"E" : "\u00c9\u00c8\u00ca\u00cb\u011a\u0118", // ÉÈÊËĚĘ
"i" : "\u00ed\u00ec\u0130\u00ee\u00ef\u0131", // íìİîïı
"I" : "\u00cd\u00cc\u0130\u00ce\u00cf", // ÍÌİÎÏ
"o" : "\u00f3\u00f2\u00f4\u00f5\u00f6", // óòôõö
"O" : "\u00d3\u00d2\u00d4\u00d5\u00d6", // ÓÒÔÕÖ
"ss": "\u00df", // ß (s sharp)
"SS": "\u1e9e", // ẞ (Capital sharp s)
"u" : "\u00fa\u00f9\u00fb\u00fc\u016f", // úùûüů
"U" : "\u00da\u00d9\u00db\u00dc\u016e" // ÚÙÛÜŮ
};
ts.replaceAccents = function(s) {
var a, acc = '[', eq = ts.characterEquivalents;
if (!ts.characterRegex) {
ts.characterRegexArray = {};
for (a in eq) {
if (typeof a === 'string') {
acc += eq[a];
ts.characterRegexArray[a] = new RegExp('[' + eq[a] + ']', 'g');
}
}
ts.characterRegex = new RegExp(acc + ']');
}
if (ts.characterRegex.test(s)) {
for (a in eq) {
if (typeof a === 'string') {
s = s.replace( ts.characterRegexArray[a], a );
}
}
}
return s;
};
// *** utilities ***
ts.isValueInArray = function(column, arry) {
var indx, len = arry.length;
for (indx = 0; indx < len; indx++) {
if (arry[indx][0] === column) {
return indx;
}
}
return -1;
};
ts.addParser = function(parser) {
var i, l = ts.parsers.length, a = true;
for (i = 0; i < l; i++) {
if (ts.parsers[i].id.toLowerCase() === parser.id.toLowerCase()) {
a = false;
}
}
if (a) {
ts.parsers.push(parser);
}
};
ts.getParserById = function(name) {
/*jshint eqeqeq:false */
if (name == 'false') { return false; }
var i, l = ts.parsers.length;
for (i = 0; i < l; i++) {
if (ts.parsers[i].id.toLowerCase() === (name.toString()).toLowerCase()) {
return ts.parsers[i];
}
}
return false;
};
ts.addWidget = function(widget) {
ts.widgets.push(widget);
};
ts.hasWidget = function(table, name){
table = $(table);
return table.length && table[0].config && table[0].config.widgetInit[name] || false;
};
ts.getWidgetById = function(name) {
var i, w, l = ts.widgets.length;
for (i = 0; i < l; i++) {
w = ts.widgets[i];
if (w && w.hasOwnProperty('id') && w.id.toLowerCase() === name.toLowerCase()) {
return w;
}
}
};
ts.applyWidget = function(table, init) {
table = $(table)[0]; // in case this is called externally
var c = table.config,
wo = c.widgetOptions,
tableClass = ' ' + c.table.className + ' ',
widgets = [],
time, time2, w, wd;
// prevent numerous consecutive widget applications
if (init !== false && table.hasInitialized && (table.isApplyingWidgets || table.isUpdating)) { return; }
if (c.debug) { time = new Date(); }
// look for widgets to apply from in table class
// stop using \b otherwise this matches "ui-widget-content" & adds "content" widget
wd = new RegExp( '\\s' + c.widgetClass.replace( /\{name\}/i, '([\\w-]+)' )+ '\\s', 'g' );
if ( tableClass.match( wd ) ) {
// extract out the widget id from the table class (widget id's can include dashes)
w = tableClass.match( wd );
if ( w ) {
$.each( w, function( i,n ){
c.widgets.push( n.replace( wd, '$1' ) );
});
}
}
if (c.widgets.length) {
table.isApplyingWidgets = true;
// ensure unique widget ids
c.widgets = $.grep(c.widgets, function(v, k){
return $.inArray(v, c.widgets) === k;
});
// build widget array & add priority as needed
$.each(c.widgets || [], function(i,n){
wd = ts.getWidgetById(n);
if (wd && wd.id) {
// set priority to 10 if not defined
if (!wd.priority) { wd.priority = 10; }
widgets[i] = wd;
}
});
// sort widgets by priority
widgets.sort(function(a, b){
return a.priority < b.priority ? -1 : a.priority === b.priority ? 0 : 1;
});
// add/update selected widgets
$.each(widgets, function(i,w){
if (w) {
if (init || !(c.widgetInit[w.id])) {
// set init flag first to prevent calling init more than once (e.g. pager)
c.widgetInit[w.id] = true;
if (w.hasOwnProperty('options')) {
wo = table.config.widgetOptions = $.extend( true, {}, w.options, wo );
}
if (w.hasOwnProperty('init')) {
if (c.debug) { time2 = new Date(); }
w.init(table, w, c, wo);
if (c.debug) { ts.benchmark('Initializing ' + w.id + ' widget', time2); }
}
}
if (!init && w.hasOwnProperty('format')) {
if (c.debug) { time2 = new Date(); }
w.format(table, c, wo, false);
if (c.debug) { ts.benchmark( ( init ? 'Initializing ' : 'Applying ' ) + w.id + ' widget', time2); }
}
}
});
}
setTimeout(function(){
table.isApplyingWidgets = false;
$.data(table, 'lastWidgetApplication', new Date());
}, 0);
if (c.debug) {
w = c.widgets.length;
benchmark("Completed " + (init === true ? "initializing " : "applying ") + w + " widget" + (w !== 1 ? "s" : ""), time);
}
};
ts.refreshWidgets = function(table, doAll, dontapply) {
table = $(table)[0]; // see issue #243
var i, c = table.config,
cw = c.widgets,
w = ts.widgets, l = w.length;
// remove previous widgets
for (i = 0; i < l; i++){
if ( w[i] && w[i].id && (doAll || $.inArray( w[i].id, cw ) < 0) ) {
if (c.debug) { log( 'Refeshing widgets: Removing "' + w[i].id + '"' ); }
// only remove widgets that have been initialized - fixes #442
if (w[i].hasOwnProperty('remove') && c.widgetInit[w[i].id]) {
w[i].remove(table, c, c.widgetOptions);
c.widgetInit[w[i].id] = false;
}
}
}
if (dontapply !== true) {
ts.applyWidget(table, doAll);
}
};
// get sorter, string, empty, etc options for each column from
// jQuery data, metadata, header option or header class name ("sorter-false")
// priority = jQuery data > meta > headers option > header class name
ts.getData = function(h, ch, key) {
var val = '', $h = $(h), m, cl;
if (!$h.length) { return ''; }
m = $.metadata ? $h.metadata() : false;
cl = ' ' + ($h.attr('class') || '');
if (typeof $h.data(key) !== 'undefined' || typeof $h.data(key.toLowerCase()) !== 'undefined'){
// "data-lockedOrder" is assigned to "lockedorder"; but "data-locked-order" is assigned to "lockedOrder"
// "data-sort-initial-order" is assigned to "sortInitialOrder"
val += $h.data(key) || $h.data(key.toLowerCase());
} else if (m && typeof m[key] !== 'undefined') {
val += m[key];
} else if (ch && typeof ch[key] !== 'undefined') {
val += ch[key];
} else if (cl !== ' ' && cl.match(' ' + key + '-')) {
// include sorter class name "sorter-text", etc; now works with "sorter-my-custom-parser"
val = cl.match( new RegExp('\\s' + key + '-([\\w-]+)') )[1] || '';
}
return $.trim(val);
};
ts.formatFloat = function(s, table) {
if (typeof s !== 'string' || s === '') { return s; }
// allow using formatFloat without a table; defaults to US number format
var i,
t = table && table.config ? table.config.usNumberFormat !== false :
typeof table !== "undefined" ? table : true;
if (t) {
// US Format - 1,234,567.89 -> 1234567.89
s = s.replace(/,/g,'');
} else {
// German Format = 1.234.567,89 -> 1234567.89
// French Format = 1 234 567,89 -> 1234567.89
s = s.replace(/[\s|\.]/g,'').replace(/,/g,'.');
}
if(/^\s*\([.\d]+\)/.test(s)) {
// make (#) into a negative number -> (10) = -10
s = s.replace(/^\s*\(([.\d]+)\)/, '-$1');
}
i = parseFloat(s);
// return the text instead of zero
return isNaN(i) ? $.trim(s) : i;
};
ts.isDigit = function(s) {
// replace all unwanted chars and match
return isNaN(s) ? (/^[\-+(]?\d+[)]?$/).test(s.toString().replace(/[,.'"\s]/g, '')) : true;
};
}()
});
// make shortcut
var ts = $.tablesorter;
// extend plugin scope
$.fn.extend({
tablesorter: ts.construct
});
// add default parsers
ts.addParser({
id: 'no-parser',
is: function() {
return false;
},
format: function() {
return '';
},
type: 'text'
});
ts.addParser({
id: "text",
is: function() {
return true;
},
format: function(s, table) {
var c = table.config;
if (s) {
s = $.trim( c.ignoreCase ? s.toLocaleLowerCase() : s );
s = c.sortLocaleCompare ? ts.replaceAccents(s) : s;
}
return s;
},
type: "text"
});
ts.addParser({
id: "digit",
is: function(s) {
return ts.isDigit(s);
},
format: function(s, table) {
var n = ts.formatFloat((s || '').replace(/[^\w,. \-()]/g, ""), table);
return s && typeof n === 'number' ? n : s ? $.trim( s && table.config.ignoreCase ? s.toLocaleLowerCase() : s ) : s;
},
type: "numeric"
});
ts.addParser({
id: "currency",
is: function(s) {
return (/^\(?\d+[\u00a3$\u20ac\u00a4\u00a5\u00a2?.]|[\u00a3$\u20ac\u00a4\u00a5\u00a2?.]\d+\)?$/).test((s || '').replace(/[+\-,. ]/g,'')); // £$€¤¥¢
},
format: function(s, table) {
var n = ts.formatFloat((s || '').replace(/[^\w,. \-()]/g, ""), table);
return s && typeof n === 'number' ? n : s ? $.trim( s && table.config.ignoreCase ? s.toLocaleLowerCase() : s ) : s;
},
type: "numeric"
});
ts.addParser({
id: "url",
is: function(s) {
return (/^(https?|ftp|file):\/\//).test(s);
},
format: function(s) {
return s ? $.trim(s.replace(/(https?|ftp|file):\/\//, '')) : s;
},
parsed : true, // filter widget flag
type: "text"
});
ts.addParser({
id: "isoDate",
is: function(s) {
return (/^\d{4}[\/\-]\d{1,2}[\/\-]\d{1,2}/).test(s);
},
format: function(s, table) {
var date = s ? new Date( s.replace(/-/g, "/") ) : s;
return date instanceof Date && isFinite(date) ? date.getTime() : s;
},
type: "numeric"
});
ts.addParser({
id: "percent",
is: function(s) {
return (/(\d\s*?%|%\s*?\d)/).test(s) && s.length < 15;
},
format: function(s, table) {
return s ? ts.formatFloat(s.replace(/%/g, ""), table) : s;
},
type: "numeric"
});
// added image parser to core v2.17.9
ts.addParser({
id: "image",
is: function(s, table, node, $node){
return $node.find('img').length > 0;
},
format: function(s, table, cell) {
return $(cell).find('img').attr(table.config.imgAttr || 'alt') || s;
},
parsed : true, // filter widget flag
type: "text"
});
ts.addParser({
id: "usLongDate",
is: function(s) {
// two digit years are not allowed cross-browser
// Jan 01, 2013 12:34:56 PM or 01 Jan 2013
return (/^[A-Z]{3,10}\.?\s+\d{1,2},?\s+(\d{4})(\s+\d{1,2}:\d{2}(:\d{2})?(\s+[AP]M)?)?$/i).test(s) || (/^\d{1,2}\s+[A-Z]{3,10}\s+\d{4}/i).test(s);
},
format: function(s, table) {
var date = s ? new Date( s.replace(/(\S)([AP]M)$/i, "$1 $2") ) : s;
return date instanceof Date && isFinite(date) ? date.getTime() : s;
},
type: "numeric"
});
ts.addParser({
id: "shortDate", // "mmddyyyy", "ddmmyyyy" or "yyyymmdd"
is: function(s) {
// testing for ##-##-#### or ####-##-##, so it's not perfect; time can be included
return (/(^\d{1,2}[\/\s]\d{1,2}[\/\s]\d{4})|(^\d{4}[\/\s]\d{1,2}[\/\s]\d{1,2})/).test((s || '').replace(/\s+/g," ").replace(/[\-.,]/g, "/"));
},
format: function(s, table, cell, cellIndex) {
if (s) {
var date, d,
c = table.config,
ci = c.$headers.filter('[data-column=' + cellIndex + ']:last'),
format = ci.length && ci[0].dateFormat || ts.getData( ci, ts.getColumnData( table, c.headers, cellIndex ), 'dateFormat') || c.dateFormat;
d = s.replace(/\s+/g," ").replace(/[\-.,]/g, "/"); // escaped - because JSHint in Firefox was showing it as an error
if (format === "mmddyyyy") {
d = d.replace(/(\d{1,2})[\/\s](\d{1,2})[\/\s](\d{4})/, "$3/$1/$2");
} else if (format === "ddmmyyyy") {
d = d.replace(/(\d{1,2})[\/\s](\d{1,2})[\/\s](\d{4})/, "$3/$2/$1");
} else if (format === "yyyymmdd") {
d = d.replace(/(\d{4})[\/\s](\d{1,2})[\/\s](\d{1,2})/, "$1/$2/$3");
}
date = new Date(d);
return date instanceof Date && isFinite(date) ? date.getTime() : s;
}
return s;
},
type: "numeric"
});
ts.addParser({
id: "time",
is: function(s) {
return (/^(([0-2]?\d:[0-5]\d)|([0-1]?\d:[0-5]\d\s?([AP]M)))$/i).test(s);
},
format: function(s, table) {
var date = s ? new Date( "2000/01/01 " + s.replace(/(\S)([AP]M)$/i, "$1 $2") ) : s;
return date instanceof Date && isFinite(date) ? date.getTime() : s;
},
type: "numeric"
});
ts.addParser({
id: "metadata",
is: function() {
return false;
},
format: function(s, table, cell) {
var c = table.config,
p = (!c.parserMetadataName) ? 'sortValue' : c.parserMetadataName;
return $(cell).metadata()[p];
},
type: "numeric"
});
// add default widgets
ts.addWidget({
id: "zebra",
priority: 90,
format: function(table, c, wo) {
var $tb, $tv, $tr, row, even, time, k,
child = new RegExp(c.cssChildRow, 'i'),
b = c.$tbodies;
if (c.debug) {
time = new Date();
}
for (k = 0; k < b.length; k++ ) {
// loop through the visible rows
row = 0;
$tb = b.eq(k);
$tv = $tb.children('tr:visible').not(c.selectorRemove);
// revered back to using jQuery each - strangely it's the fastest method
/*jshint loopfunc:true */
$tv.each(function(){
$tr = $(this);
// style child rows the same way the parent row was styled
if (!child.test(this.className)) { row++; }
even = (row % 2 === 0);
$tr.removeClass(wo.zebra[even ? 1 : 0]).addClass(wo.zebra[even ? 0 : 1]);
});
}
},
remove: function(table, c, wo){
var k, $tb,
b = c.$tbodies,
rmv = (wo.zebra || [ "even", "odd" ]).join(' ');
for (k = 0; k < b.length; k++ ){
$tb = ts.processTbody(table, b.eq(k), true); // remove tbody
$tb.children().removeClass(rmv);
ts.processTbody(table, $tb, false); // restore tbody
}
}
});
})(jQuery);