/
widget-filter.js
1927 lines (1871 loc) · 76.1 KB
/
widget-filter.js
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/*! Widget: filter - updated 5/24/2017 (v2.28.11) *//*
* Requires tablesorter v2.8+ and jQuery 1.7+
* by Rob Garrison
*/
;( function ( $ ) {
'use strict';
var tsf, tsfRegex,
ts = $.tablesorter || {},
tscss = ts.css,
tskeyCodes = ts.keyCodes;
$.extend( tscss, {
filterRow : 'tablesorter-filter-row',
filter : 'tablesorter-filter',
filterDisabled : 'disabled',
filterRowHide : 'hideme'
});
$.extend( tskeyCodes, {
backSpace : 8,
escape : 27,
space : 32,
left : 37,
down : 40
});
ts.addWidget({
id: 'filter',
priority: 50,
options : {
filter_cellFilter : '', // css class name added to the filter cell ( string or array )
filter_childRows : false, // if true, filter includes child row content in the search
filter_childByColumn : false, // ( filter_childRows must be true ) if true = search child rows by column; false = search all child row text grouped
filter_childWithSibs : true, // if true, include matching child row siblings
filter_columnAnyMatch: true, // if true, allows using '#:{query}' in AnyMatch searches ( column:query )
filter_columnFilters : true, // if true, a filter will be added to the top of each table column
filter_cssFilter : '', // css class name added to the filter row & each input in the row ( tablesorter-filter is ALWAYS added )
filter_defaultAttrib : 'data-value', // data attribute in the header cell that contains the default filter value
filter_defaultFilter : {}, // add a default column filter type '~{query}' to make fuzzy searches default; '{q1} AND {q2}' to make all searches use a logical AND.
filter_excludeFilter : {}, // filters to exclude, per column
filter_external : '', // jQuery selector string ( or jQuery object ) of external filters
filter_filteredRow : 'filtered', // class added to filtered rows; define in css with "display:none" to hide the filtered-out rows
filter_formatter : null, // add custom filter elements to the filter row
filter_functions : null, // add custom filter functions using this option
filter_hideEmpty : true, // hide filter row when table is empty
filter_hideFilters : false, // collapse filter row when mouse leaves the area
filter_ignoreCase : true, // if true, make all searches case-insensitive
filter_liveSearch : true, // if true, search column content while the user types ( with a delay )
filter_matchType : { 'input': 'exact', 'select': 'exact' }, // global query settings ('exact' or 'match'); overridden by "filter-match" or "filter-exact" class
filter_onlyAvail : 'filter-onlyAvail', // a header with a select dropdown & this class name will only show available ( visible ) options within the drop down
filter_placeholder : { search : '', select : '' }, // default placeholder text ( overridden by any header 'data-placeholder' setting )
filter_reset : null, // jQuery selector string of an element used to reset the filters
filter_resetOnEsc : true, // Reset filter input when the user presses escape - normalized across browsers
filter_saveFilters : false, // Use the $.tablesorter.storage utility to save the most recent filters
filter_searchDelay : 300, // typing delay in milliseconds before starting a search
filter_searchFiltered: true, // allow searching through already filtered rows in special circumstances; will speed up searching in large tables if true
filter_selectSource : null, // include a function to return an array of values to be added to the column filter select
filter_selectSourceSeparator : '|', // filter_selectSource array text left of the separator is added to the option value, right into the option text
filter_serversideFiltering : false, // if true, must perform server-side filtering b/c client-side filtering is disabled, but the ui and events will still be used.
filter_startsWith : false, // if true, filter start from the beginning of the cell contents
filter_useParsedData : false // filter all data using parsed content
},
format: function( table, c, wo ) {
if ( !c.$table.hasClass( 'hasFilters' ) ) {
tsf.init( table, c, wo );
}
},
remove: function( table, c, wo, refreshing ) {
var tbodyIndex, $tbody,
$table = c.$table,
$tbodies = c.$tbodies,
events = (
'addRows updateCell update updateRows updateComplete appendCache filterReset ' +
'filterAndSortReset filterFomatterUpdate filterEnd search stickyHeadersInit '
).split( ' ' ).join( c.namespace + 'filter ' );
$table
.removeClass( 'hasFilters' )
// add filter namespace to all BUT search
.unbind( events.replace( ts.regex.spaces, ' ' ) )
// remove the filter row even if refreshing, because the column might have been moved
.find( '.' + tscss.filterRow ).remove();
wo.filter_initialized = false;
if ( refreshing ) { return; }
for ( tbodyIndex = 0; tbodyIndex < $tbodies.length; tbodyIndex++ ) {
$tbody = ts.processTbody( table, $tbodies.eq( tbodyIndex ), true ); // remove tbody
$tbody.children().removeClass( wo.filter_filteredRow ).show();
ts.processTbody( table, $tbody, false ); // restore tbody
}
if ( wo.filter_reset ) {
$( document ).undelegate( wo.filter_reset, 'click' + c.namespace + 'filter' );
}
}
});
tsf = ts.filter = {
// regex used in filter 'check' functions - not for general use and not documented
regex: {
regex : /^\/((?:\\\/|[^\/])+)\/([migyu]{0,5})?$/, // regex to test for regex
child : /tablesorter-childRow/, // child row class name; this gets updated in the script
filtered : /filtered/, // filtered (hidden) row class name; updated in the script
type : /undefined|number/, // check type
exact : /(^[\"\'=]+)|([\"\'=]+$)/g, // exact match (allow '==')
operators : /[<>=]/g, // replace operators
query : '(q|query)', // replace filter queries
wild01 : /\?/g, // wild card match 0 or 1
wild0More : /\*/g, // wild care match 0 or more
quote : /\"/g,
isNeg1 : /(>=?\s*-\d)/,
isNeg2 : /(<=?\s*\d)/
},
// function( c, data ) { }
// c = table.config
// data.$row = jQuery object of the row currently being processed
// data.$cells = jQuery object of all cells within the current row
// data.filters = array of filters for all columns ( some may be undefined )
// data.filter = filter for the current column
// data.iFilter = same as data.filter, except lowercase ( if wo.filter_ignoreCase is true )
// data.exact = table cell text ( or parsed data if column parser enabled; may be a number & not a string )
// data.iExact = same as data.exact, except lowercase ( if wo.filter_ignoreCase is true; may be a number & not a string )
// data.cache = table cell text from cache, so it has been parsed ( & in all lower case if c.ignoreCase is true )
// data.cacheArray = An array of parsed content from each table cell in the row being processed
// data.index = column index; table = table element ( DOM )
// data.parsed = array ( by column ) of boolean values ( from filter_useParsedData or 'filter-parsed' class )
types: {
or : function( c, data, vars ) {
// look for "|", but not if it is inside of a regular expression
if ( ( tsfRegex.orTest.test( data.iFilter ) || tsfRegex.orSplit.test( data.filter ) ) &&
// this test for regex has potential to slow down the overall search
!tsfRegex.regex.test( data.filter ) ) {
var indx, filterMatched, query, regex,
// duplicate data but split filter
data2 = $.extend( {}, data ),
filter = data.filter.split( tsfRegex.orSplit ),
iFilter = data.iFilter.split( tsfRegex.orSplit ),
len = filter.length;
for ( indx = 0; indx < len; indx++ ) {
data2.nestedFilters = true;
data2.filter = '' + ( tsf.parseFilter( c, filter[ indx ], data ) || '' );
data2.iFilter = '' + ( tsf.parseFilter( c, iFilter[ indx ], data ) || '' );
query = '(' + ( tsf.parseFilter( c, data2.filter, data ) || '' ) + ')';
try {
// use try/catch, because query may not be a valid regex if "|" is contained within a partial regex search,
// e.g "/(Alex|Aar" -> Uncaught SyntaxError: Invalid regular expression: /(/(Alex)/: Unterminated group
regex = new RegExp( data.isMatch ? query : '^' + query + '$', c.widgetOptions.filter_ignoreCase ? 'i' : '' );
// filterMatched = data2.filter === '' && indx > 0 ? true
// look for an exact match with the 'or' unless the 'filter-match' class is found
filterMatched = regex.test( data2.exact ) || tsf.processTypes( c, data2, vars );
if ( filterMatched ) {
return filterMatched;
}
} catch ( error ) {
return null;
}
}
// may be null from processing types
return filterMatched || false;
}
return null;
},
// Look for an AND or && operator ( logical and )
and : function( c, data, vars ) {
if ( tsfRegex.andTest.test( data.filter ) ) {
var indx, filterMatched, result, query, regex,
// duplicate data but split filter
data2 = $.extend( {}, data ),
filter = data.filter.split( tsfRegex.andSplit ),
iFilter = data.iFilter.split( tsfRegex.andSplit ),
len = filter.length;
for ( indx = 0; indx < len; indx++ ) {
data2.nestedFilters = true;
data2.filter = '' + ( tsf.parseFilter( c, filter[ indx ], data ) || '' );
data2.iFilter = '' + ( tsf.parseFilter( c, iFilter[ indx ], data ) || '' );
query = ( '(' + ( tsf.parseFilter( c, data2.filter, data ) || '' ) + ')' )
// replace wild cards since /(a*)/i will match anything
.replace( tsfRegex.wild01, '\\S{1}' ).replace( tsfRegex.wild0More, '\\S*' );
try {
// use try/catch just in case RegExp is invalid
regex = new RegExp( data.isMatch ? query : '^' + query + '$', c.widgetOptions.filter_ignoreCase ? 'i' : '' );
// look for an exact match with the 'and' unless the 'filter-match' class is found
result = ( regex.test( data2.exact ) || tsf.processTypes( c, data2, vars ) );
if ( indx === 0 ) {
filterMatched = result;
} else {
filterMatched = filterMatched && result;
}
} catch ( error ) {
return null;
}
}
// may be null from processing types
return filterMatched || false;
}
return null;
},
// Look for regex
regex: function( c, data ) {
if ( tsfRegex.regex.test( data.filter ) ) {
var matches,
// cache regex per column for optimal speed
regex = data.filter_regexCache[ data.index ] || tsfRegex.regex.exec( data.filter ),
isRegex = regex instanceof RegExp;
try {
if ( !isRegex ) {
// force case insensitive search if ignoreCase option set?
// if ( c.ignoreCase && !regex[2] ) { regex[2] = 'i'; }
data.filter_regexCache[ data.index ] = regex = new RegExp( regex[1], regex[2] );
}
matches = regex.test( data.exact );
} catch ( error ) {
matches = false;
}
return matches;
}
return null;
},
// Look for operators >, >=, < or <=
operators: function( c, data ) {
// ignore empty strings... because '' < 10 is true
if ( tsfRegex.operTest.test( data.iFilter ) && data.iExact !== '' ) {
var cachedValue, result, txt,
table = c.table,
parsed = data.parsed[ data.index ],
query = ts.formatFloat( data.iFilter.replace( tsfRegex.operators, '' ), table ),
parser = c.parsers[ data.index ] || {},
savedSearch = query;
// parse filter value in case we're comparing numbers ( dates )
if ( parsed || parser.type === 'numeric' ) {
txt = $.trim( '' + data.iFilter.replace( tsfRegex.operators, '' ) );
result = tsf.parseFilter( c, txt, data, true );
query = ( typeof result === 'number' && result !== '' && !isNaN( result ) ) ? result : query;
}
// iExact may be numeric - see issue #149;
// check if cached is defined, because sometimes j goes out of range? ( numeric columns )
if ( ( parsed || parser.type === 'numeric' ) && !isNaN( query ) &&
typeof data.cache !== 'undefined' ) {
cachedValue = data.cache;
} else {
txt = isNaN( data.iExact ) ? data.iExact.replace( ts.regex.nondigit, '' ) : data.iExact;
cachedValue = ts.formatFloat( txt, table );
}
if ( tsfRegex.gtTest.test( data.iFilter ) ) {
result = tsfRegex.gteTest.test( data.iFilter ) ? cachedValue >= query : cachedValue > query;
} else if ( tsfRegex.ltTest.test( data.iFilter ) ) {
result = tsfRegex.lteTest.test( data.iFilter ) ? cachedValue <= query : cachedValue < query;
}
// keep showing all rows if nothing follows the operator
if ( !result && savedSearch === '' ) {
result = true;
}
return result;
}
return null;
},
// Look for a not match
notMatch: function( c, data ) {
if ( tsfRegex.notTest.test( data.iFilter ) ) {
var indx,
txt = data.iFilter.replace( '!', '' ),
filter = tsf.parseFilter( c, txt, data ) || '';
if ( tsfRegex.exact.test( filter ) ) {
// look for exact not matches - see #628
filter = filter.replace( tsfRegex.exact, '' );
return filter === '' ? true : $.trim( filter ) !== data.iExact;
} else {
indx = data.iExact.search( $.trim( filter ) );
return filter === '' ? true :
// return true if not found
data.anyMatch ? indx < 0 :
// return false if found
!( c.widgetOptions.filter_startsWith ? indx === 0 : indx >= 0 );
}
}
return null;
},
// Look for quotes or equals to get an exact match; ignore type since iExact could be numeric
exact: function( c, data ) {
/*jshint eqeqeq:false */
if ( tsfRegex.exact.test( data.iFilter ) ) {
var txt = data.iFilter.replace( tsfRegex.exact, '' ),
filter = tsf.parseFilter( c, txt, data ) || '';
return data.anyMatch ? $.inArray( filter, data.rowArray ) >= 0 : filter == data.iExact;
}
return null;
},
// Look for a range ( using ' to ' or ' - ' ) - see issue #166; thanks matzhu!
range : function( c, data ) {
if ( tsfRegex.toTest.test( data.iFilter ) ) {
var result, tmp, range1, range2,
table = c.table,
index = data.index,
parsed = data.parsed[index],
// make sure the dash is for a range and not indicating a negative number
query = data.iFilter.split( tsfRegex.toSplit );
tmp = query[0].replace( ts.regex.nondigit, '' ) || '';
range1 = ts.formatFloat( tsf.parseFilter( c, tmp, data ), table );
tmp = query[1].replace( ts.regex.nondigit, '' ) || '';
range2 = ts.formatFloat( tsf.parseFilter( c, tmp, data ), table );
// parse filter value in case we're comparing numbers ( dates )
if ( parsed || c.parsers[ index ].type === 'numeric' ) {
result = c.parsers[ index ].format( '' + query[0], table, c.$headers.eq( index ), index );
range1 = ( result !== '' && !isNaN( result ) ) ? result : range1;
result = c.parsers[ index ].format( '' + query[1], table, c.$headers.eq( index ), index );
range2 = ( result !== '' && !isNaN( result ) ) ? result : range2;
}
if ( ( parsed || c.parsers[ index ].type === 'numeric' ) && !isNaN( range1 ) && !isNaN( range2 ) ) {
result = data.cache;
} else {
tmp = isNaN( data.iExact ) ? data.iExact.replace( ts.regex.nondigit, '' ) : data.iExact;
result = ts.formatFloat( tmp, table );
}
if ( range1 > range2 ) {
tmp = range1; range1 = range2; range2 = tmp; // swap
}
return ( result >= range1 && result <= range2 ) || ( range1 === '' || range2 === '' );
}
return null;
},
// Look for wild card: ? = single, * = multiple, or | = logical OR
wild : function( c, data ) {
if ( tsfRegex.wildOrTest.test( data.iFilter ) ) {
var query = '' + ( tsf.parseFilter( c, data.iFilter, data ) || '' );
// look for an exact match with the 'or' unless the 'filter-match' class is found
if ( !tsfRegex.wildTest.test( query ) && data.nestedFilters ) {
query = data.isMatch ? query : '^(' + query + ')$';
}
// parsing the filter may not work properly when using wildcards =/
try {
return new RegExp(
query.replace( tsfRegex.wild01, '\\S{1}' ).replace( tsfRegex.wild0More, '\\S*' ),
c.widgetOptions.filter_ignoreCase ? 'i' : ''
)
.test( data.exact );
} catch ( error ) {
return null;
}
}
return null;
},
// fuzzy text search; modified from https://github.com/mattyork/fuzzy ( MIT license )
fuzzy: function( c, data ) {
if ( tsfRegex.fuzzyTest.test( data.iFilter ) ) {
var indx,
patternIndx = 0,
len = data.iExact.length,
txt = data.iFilter.slice( 1 ),
pattern = tsf.parseFilter( c, txt, data ) || '';
for ( indx = 0; indx < len; indx++ ) {
if ( data.iExact[ indx ] === pattern[ patternIndx ] ) {
patternIndx += 1;
}
}
return patternIndx === pattern.length;
}
return null;
}
},
init: function( table ) {
// filter language options
ts.language = $.extend( true, {}, {
to : 'to',
or : 'or',
and : 'and'
}, ts.language );
var options, string, txt, $header, column, val, fxn, noSelect,
c = table.config,
wo = c.widgetOptions;
c.$table.addClass( 'hasFilters' );
c.lastSearch = [];
// define timers so using clearTimeout won't cause an undefined error
wo.filter_searchTimer = null;
wo.filter_initTimer = null;
wo.filter_formatterCount = 0;
wo.filter_formatterInit = [];
wo.filter_anyColumnSelector = '[data-column="all"],[data-column="any"]';
wo.filter_multipleColumnSelector = '[data-column*="-"],[data-column*=","]';
val = '\\{' + tsfRegex.query + '\\}';
$.extend( tsfRegex, {
child : new RegExp( c.cssChildRow ),
filtered : new RegExp( wo.filter_filteredRow ),
alreadyFiltered : new RegExp( '(\\s+(' + ts.language.or + '|-|' + ts.language.to + ')\\s+)', 'i' ),
toTest : new RegExp( '\\s+(-|' + ts.language.to + ')\\s+', 'i' ),
toSplit : new RegExp( '(?:\\s+(?:-|' + ts.language.to + ')\\s+)', 'gi' ),
andTest : new RegExp( '\\s+(' + ts.language.and + '|&&)\\s+', 'i' ),
andSplit : new RegExp( '(?:\\s+(?:' + ts.language.and + '|&&)\\s+)', 'gi' ),
orTest : new RegExp( '(\\||\\s+' + ts.language.or + '\\s+)', 'i' ),
orSplit : new RegExp( '(?:\\s+(?:' + ts.language.or + ')\\s+|\\|)', 'gi' ),
iQuery : new RegExp( val, 'i' ),
igQuery : new RegExp( val, 'ig' ),
operTest : /^[<>]=?/,
gtTest : />/,
gteTest : />=/,
ltTest : /</,
lteTest : /<=/,
notTest : /^\!/,
wildOrTest : /[\?\*\|]/,
wildTest : /\?\*/,
fuzzyTest : /^~/,
exactTest : /[=\"\|!]/
});
// don't build filter row if columnFilters is false or all columns are set to 'filter-false'
// see issue #156
val = c.$headers.filter( '.filter-false, .parser-false' ).length;
if ( wo.filter_columnFilters !== false && val !== c.$headers.length ) {
// build filter row
tsf.buildRow( table, c, wo );
}
txt = 'addRows updateCell update updateRows updateComplete appendCache filterReset ' +
'filterAndSortReset filterResetSaved filterEnd search '.split( ' ' ).join( c.namespace + 'filter ' );
c.$table.bind( txt, function( event, filter ) {
val = wo.filter_hideEmpty &&
$.isEmptyObject( c.cache ) &&
!( c.delayInit && event.type === 'appendCache' );
// hide filter row using the 'filtered' class name
c.$table.find( '.' + tscss.filterRow ).toggleClass( wo.filter_filteredRow, val ); // fixes #450
if ( !/(search|filter)/.test( event.type ) ) {
event.stopPropagation();
tsf.buildDefault( table, true );
}
// Add filterAndSortReset - see #1361
if ( event.type === 'filterReset' || event.type === 'filterAndSortReset' ) {
c.$table.find( '.' + tscss.filter ).add( wo.filter_$externalFilters ).val( '' );
if ( event.type === 'filterAndSortReset' ) {
ts.sortReset( this.config, function() {
tsf.searching( table, [] );
});
} else {
tsf.searching( table, [] );
}
} else if ( event.type === 'filterResetSaved' ) {
ts.storage( table, 'tablesorter-filters', '' );
} else if ( event.type === 'filterEnd' ) {
tsf.buildDefault( table, true );
} else {
// send false argument to force a new search; otherwise if the filter hasn't changed,
// it will return
filter = event.type === 'search' ? filter :
event.type === 'updateComplete' ? c.$table.data( 'lastSearch' ) : '';
if ( /(update|add)/.test( event.type ) && event.type !== 'updateComplete' ) {
// force a new search since content has changed
c.lastCombinedFilter = null;
c.lastSearch = [];
// update filterFormatters after update (& small delay) - Fixes #1237
setTimeout(function(){
c.$table.triggerHandler( 'filterFomatterUpdate' );
}, 100);
}
// pass true ( skipFirst ) to prevent the tablesorter.setFilters function from skipping the first
// input ensures all inputs are updated when a search is triggered on the table
// $( 'table' ).trigger( 'search', [...] );
tsf.searching( table, filter, true );
}
return false;
});
// reset button/link
if ( wo.filter_reset ) {
if ( wo.filter_reset instanceof $ ) {
// reset contains a jQuery object, bind to it
wo.filter_reset.click( function() {
c.$table.triggerHandler( 'filterReset' );
});
} else if ( $( wo.filter_reset ).length ) {
// reset is a jQuery selector, use event delegation
$( document )
.undelegate( wo.filter_reset, 'click' + c.namespace + 'filter' )
.delegate( wo.filter_reset, 'click' + c.namespace + 'filter', function() {
// trigger a reset event, so other functions ( filter_formatter ) know when to reset
c.$table.triggerHandler( 'filterReset' );
});
}
}
if ( wo.filter_functions ) {
for ( column = 0; column < c.columns; column++ ) {
fxn = ts.getColumnData( table, wo.filter_functions, column );
if ( fxn ) {
// remove 'filter-select' from header otherwise the options added here are replaced with
// all options
$header = c.$headerIndexed[ column ].removeClass( 'filter-select' );
// don't build select if 'filter-false' or 'parser-false' set
noSelect = !( $header.hasClass( 'filter-false' ) || $header.hasClass( 'parser-false' ) );
options = '';
if ( fxn === true && noSelect ) {
tsf.buildSelect( table, column );
} else if ( typeof fxn === 'object' && noSelect ) {
// add custom drop down list
for ( string in fxn ) {
if ( typeof string === 'string' ) {
options += options === '' ?
'<option value="">' +
( $header.data( 'placeholder' ) ||
$header.attr( 'data-placeholder' ) ||
wo.filter_placeholder.select ||
''
) +
'</option>' : '';
val = string;
txt = string;
if ( string.indexOf( wo.filter_selectSourceSeparator ) >= 0 ) {
val = string.split( wo.filter_selectSourceSeparator );
txt = val[1];
val = val[0];
}
options += '<option ' +
( txt === val ? '' : 'data-function-name="' + string + '" ' ) +
'value="' + val + '">' + txt + '</option>';
}
}
c.$table
.find( 'thead' )
.find( 'select.' + tscss.filter + '[data-column="' + column + '"]' )
.append( options );
txt = wo.filter_selectSource;
fxn = typeof txt === 'function' ? true : ts.getColumnData( table, txt, column );
if ( fxn ) {
// updating so the extra options are appended
tsf.buildSelect( c.table, column, '', true, $header.hasClass( wo.filter_onlyAvail ) );
}
}
}
}
}
// not really updating, but if the column has both the 'filter-select' class &
// filter_functions set to true, it would append the same options twice.
tsf.buildDefault( table, true );
tsf.bindSearch( table, c.$table.find( '.' + tscss.filter ), true );
if ( wo.filter_external ) {
tsf.bindSearch( table, wo.filter_external );
}
if ( wo.filter_hideFilters ) {
tsf.hideFilters( c );
}
// show processing icon
if ( c.showProcessing ) {
txt = 'filterStart filterEnd '.split( ' ' ).join( c.namespace + 'filter ' );
c.$table
.unbind( txt.replace( ts.regex.spaces, ' ' ) )
.bind( txt, function( event, columns ) {
// only add processing to certain columns to all columns
$header = ( columns ) ?
c.$table
.find( '.' + tscss.header )
.filter( '[data-column]' )
.filter( function() {
return columns[ $( this ).data( 'column' ) ] !== '';
}) : '';
ts.isProcessing( table, event.type === 'filterStart', columns ? $header : '' );
});
}
// set filtered rows count ( intially unfiltered )
c.filteredRows = c.totalRows;
// add default values
txt = 'tablesorter-initialized pagerBeforeInitialized '.split( ' ' ).join( c.namespace + 'filter ' );
c.$table
.unbind( txt.replace( ts.regex.spaces, ' ' ) )
.bind( txt, function() {
tsf.completeInit( this );
});
// if filter widget is added after pager has initialized; then set filter init flag
if ( c.pager && c.pager.initialized && !wo.filter_initialized ) {
c.$table.triggerHandler( 'filterFomatterUpdate' );
setTimeout( function() {
tsf.filterInitComplete( c );
}, 100 );
} else if ( !wo.filter_initialized ) {
tsf.completeInit( table );
}
},
completeInit: function( table ) {
// redefine 'c' & 'wo' so they update properly inside this callback
var c = table.config,
wo = c.widgetOptions,
filters = tsf.setDefaults( table, c, wo ) || [];
if ( filters.length ) {
// prevent delayInit from triggering a cache build if filters are empty
if ( !( c.delayInit && filters.join( '' ) === '' ) ) {
ts.setFilters( table, filters, true );
}
}
c.$table.triggerHandler( 'filterFomatterUpdate' );
// trigger init after setTimeout to prevent multiple filterStart/End/Init triggers
setTimeout( function() {
if ( !wo.filter_initialized ) {
tsf.filterInitComplete( c );
}
}, 100 );
},
// $cell parameter, but not the config, is passed to the filter_formatters,
// so we have to work with it instead
formatterUpdated: function( $cell, column ) {
// prevent error if $cell is undefined - see #1056
var $table = $cell && $cell.closest( 'table' );
var config = $table.length && $table[0].config,
wo = config && config.widgetOptions;
if ( wo && !wo.filter_initialized ) {
// add updates by column since this function
// may be called numerous times before initialization
wo.filter_formatterInit[ column ] = 1;
}
},
filterInitComplete: function( c ) {
var indx, len,
wo = c.widgetOptions,
count = 0,
completed = function() {
wo.filter_initialized = true;
// update lastSearch - it gets cleared often
c.lastSearch = c.$table.data( 'lastSearch' );
c.$table.triggerHandler( 'filterInit', c );
tsf.findRows( c.table, c.lastSearch || [] );
};
if ( $.isEmptyObject( wo.filter_formatter ) ) {
completed();
} else {
len = wo.filter_formatterInit.length;
for ( indx = 0; indx < len; indx++ ) {
if ( wo.filter_formatterInit[ indx ] === 1 ) {
count++;
}
}
clearTimeout( wo.filter_initTimer );
if ( !wo.filter_initialized && count === wo.filter_formatterCount ) {
// filter widget initialized
completed();
} else if ( !wo.filter_initialized ) {
// fall back in case a filter_formatter doesn't call
// $.tablesorter.filter.formatterUpdated( $cell, column ), and the count is off
wo.filter_initTimer = setTimeout( function() {
completed();
}, 500 );
}
}
},
// encode or decode filters for storage; see #1026
processFilters: function( filters, encode ) {
var indx,
// fixes #1237; previously returning an encoded "filters" value
result = [],
mode = encode ? encodeURIComponent : decodeURIComponent,
len = filters.length;
for ( indx = 0; indx < len; indx++ ) {
if ( filters[ indx ] ) {
result[ indx ] = mode( filters[ indx ] );
}
}
return result;
},
setDefaults: function( table, c, wo ) {
var isArray, saved, indx, col, $filters,
// get current ( default ) filters
filters = ts.getFilters( table ) || [];
if ( wo.filter_saveFilters && ts.storage ) {
saved = ts.storage( table, 'tablesorter-filters' ) || [];
isArray = $.isArray( saved );
// make sure we're not just getting an empty array
if ( !( isArray && saved.join( '' ) === '' || !isArray ) ) {
filters = tsf.processFilters( saved );
}
}
// if no filters saved, then check default settings
if ( filters.join( '' ) === '' ) {
// allow adding default setting to external filters
$filters = c.$headers.add( wo.filter_$externalFilters )
.filter( '[' + wo.filter_defaultAttrib + ']' );
for ( indx = 0; indx <= c.columns; indx++ ) {
// include data-column='all' external filters
col = indx === c.columns ? 'all' : indx;
filters[ indx ] = $filters
.filter( '[data-column="' + col + '"]' )
.attr( wo.filter_defaultAttrib ) || filters[indx] || '';
}
}
c.$table.data( 'lastSearch', filters );
return filters;
},
parseFilter: function( c, filter, data, parsed ) {
return parsed || data.parsed[ data.index ] ?
c.parsers[ data.index ].format( filter, c.table, [], data.index ) :
filter;
},
buildRow: function( table, c, wo ) {
var $filter, col, column, $header, makeSelect, disabled, name, ffxn, tmp,
// c.columns defined in computeThIndexes()
cellFilter = wo.filter_cellFilter,
columns = c.columns,
arry = $.isArray( cellFilter ),
buildFilter = '<tr role="row" class="' + tscss.filterRow + ' ' + c.cssIgnoreRow + '">';
for ( column = 0; column < columns; column++ ) {
if ( c.$headerIndexed[ column ].length ) {
// account for entire column set with colspan. See #1047
tmp = c.$headerIndexed[ column ] && c.$headerIndexed[ column ][0].colSpan || 0;
if ( tmp > 1 ) {
buildFilter += '<td data-column="' + column + '-' + ( column + tmp - 1 ) + '" colspan="' + tmp + '"';
} else {
buildFilter += '<td data-column="' + column + '"';
}
if ( arry ) {
buildFilter += ( cellFilter[ column ] ? ' class="' + cellFilter[ column ] + '"' : '' );
} else {
buildFilter += ( cellFilter !== '' ? ' class="' + cellFilter + '"' : '' );
}
buildFilter += '></td>';
}
}
c.$filters = $( buildFilter += '</tr>' )
.appendTo( c.$table.children( 'thead' ).eq( 0 ) )
.children( 'td' );
// build each filter input
for ( column = 0; column < columns; column++ ) {
disabled = false;
// assuming last cell of a column is the main column
$header = c.$headerIndexed[ column ];
if ( $header && $header.length ) {
// $filter = c.$filters.filter( '[data-column="' + column + '"]' );
$filter = tsf.getColumnElm( c, c.$filters, column );
ffxn = ts.getColumnData( table, wo.filter_functions, column );
makeSelect = ( wo.filter_functions && ffxn && typeof ffxn !== 'function' ) ||
$header.hasClass( 'filter-select' );
// get data from jQuery data, metadata, headers option or header class name
col = ts.getColumnData( table, c.headers, column );
disabled = ts.getData( $header[0], col, 'filter' ) === 'false' ||
ts.getData( $header[0], col, 'parser' ) === 'false';
if ( makeSelect ) {
buildFilter = $( '<select>' ).appendTo( $filter );
} else {
ffxn = ts.getColumnData( table, wo.filter_formatter, column );
if ( ffxn ) {
wo.filter_formatterCount++;
buildFilter = ffxn( $filter, column );
// no element returned, so lets go find it
if ( buildFilter && buildFilter.length === 0 ) {
buildFilter = $filter.children( 'input' );
}
// element not in DOM, so lets attach it
if ( buildFilter && ( buildFilter.parent().length === 0 ||
( buildFilter.parent().length && buildFilter.parent()[0] !== $filter[0] ) ) ) {
$filter.append( buildFilter );
}
} else {
buildFilter = $( '<input type="search">' ).appendTo( $filter );
}
if ( buildFilter ) {
tmp = $header.data( 'placeholder' ) ||
$header.attr( 'data-placeholder' ) ||
wo.filter_placeholder.search || '';
buildFilter.attr( 'placeholder', tmp );
}
}
if ( buildFilter ) {
// add filter class name
name = ( $.isArray( wo.filter_cssFilter ) ?
( typeof wo.filter_cssFilter[column] !== 'undefined' ? wo.filter_cssFilter[column] || '' : '' ) :
wo.filter_cssFilter ) || '';
// copy data-column from table cell (it will include colspan)
buildFilter.addClass( tscss.filter + ' ' + name ).attr( 'data-column', $filter.attr( 'data-column' ) );
if ( disabled ) {
buildFilter.attr( 'placeholder', '' ).addClass( tscss.filterDisabled )[0].disabled = true;
}
}
}
}
},
bindSearch: function( table, $el, internal ) {
table = $( table )[0];
$el = $( $el ); // allow passing a selector string
if ( !$el.length ) { return; }
var tmp,
c = table.config,
wo = c.widgetOptions,
namespace = c.namespace + 'filter',
$ext = wo.filter_$externalFilters;
if ( internal !== true ) {
// save anyMatch element
tmp = wo.filter_anyColumnSelector + ',' + wo.filter_multipleColumnSelector;
wo.filter_$anyMatch = $el.filter( tmp );
if ( $ext && $ext.length ) {
wo.filter_$externalFilters = wo.filter_$externalFilters.add( $el );
} else {
wo.filter_$externalFilters = $el;
}
// update values ( external filters added after table initialization )
ts.setFilters( table, c.$table.data( 'lastSearch' ) || [], internal === false );
}
// unbind events
tmp = ( 'keypress keyup keydown search change input '.split( ' ' ).join( namespace + ' ' ) );
$el
// use data attribute instead of jQuery data since the head is cloned without including
// the data/binding
.attr( 'data-lastSearchTime', new Date().getTime() )
.unbind( tmp.replace( ts.regex.spaces, ' ' ) )
.bind( 'keydown' + namespace, function( event ) {
if ( event.which === tskeyCodes.escape && !table.config.widgetOptions.filter_resetOnEsc ) {
// prevent keypress event
return false;
}
})
.bind( 'keyup' + namespace, function( event ) {
wo = table.config.widgetOptions; // make sure "wo" isn't cached
var column = parseInt( $( this ).attr( 'data-column' ), 10 ),
liveSearch = typeof wo.filter_liveSearch === 'boolean' ? wo.filter_liveSearch :
ts.getColumnData( table, wo.filter_liveSearch, column );
if ( typeof liveSearch === 'undefined' ) {
liveSearch = wo.filter_liveSearch.fallback || false;
}
$( this ).attr( 'data-lastSearchTime', new Date().getTime() );
// emulate what webkit does.... escape clears the filter
if ( event.which === tskeyCodes.escape ) {
// make sure to restore the last value on escape
this.value = wo.filter_resetOnEsc ? '' : c.lastSearch[column];
// don't return if the search value is empty ( all rows need to be revealed )
} else if ( this.value !== '' && (
// liveSearch can contain a min value length; ignore arrow and meta keys, but allow backspace
( typeof liveSearch === 'number' && this.value.length < liveSearch ) ||
// let return & backspace continue on, but ignore arrows & non-valid characters
( event.which !== tskeyCodes.enter && event.which !== tskeyCodes.backSpace &&
( event.which < tskeyCodes.space || ( event.which >= tskeyCodes.left && event.which <= tskeyCodes.down ) ) ) ) ) {
return;
// live search
} else if ( liveSearch === false ) {
if ( this.value !== '' && event.which !== tskeyCodes.enter ) {
return;
}
}
// change event = no delay; last true flag tells getFilters to skip newest timed input
tsf.searching( table, true, true, column );
})
// include change for select - fixes #473
.bind( 'search change keypress input blur '.split( ' ' ).join( namespace + ' ' ), function( event ) {
// don't get cached data, in case data-column changes dynamically
var column = parseInt( $( this ).attr( 'data-column' ), 10 ),
eventType = event.type,
liveSearch = typeof wo.filter_liveSearch === 'boolean' ?
wo.filter_liveSearch :
ts.getColumnData( table, wo.filter_liveSearch, column );
if ( table.config.widgetOptions.filter_initialized &&
// immediate search if user presses enter
( event.which === tskeyCodes.enter ||
// immediate search if a "search" or "blur" is triggered on the input
( eventType === 'search' || eventType === 'blur' ) ||
// change & input events must be ignored if liveSearch !== true
( eventType === 'change' || eventType === 'input' ) &&
// prevent search if liveSearch is a number
( liveSearch === true || liveSearch !== true && event.target.nodeName !== 'INPUT' ) &&
// don't allow 'change' or 'input' event to process if the input value
// is the same - fixes #685
this.value !== c.lastSearch[column]
)
) {
event.preventDefault();
// init search with no delay
$( this ).attr( 'data-lastSearchTime', new Date().getTime() );
tsf.searching( table, eventType !== 'keypress', true, column );
}
});
},
searching: function( table, filter, skipFirst, column ) {
var liveSearch,
wo = table.config.widgetOptions;
if (typeof column === 'undefined') {
// no delay
liveSearch = false;
} else {
liveSearch = typeof wo.filter_liveSearch === 'boolean' ?
wo.filter_liveSearch :
// get column setting, or set to fallback value, or default to false
ts.getColumnData( table, wo.filter_liveSearch, column );
if ( typeof liveSearch === 'undefined' ) {
liveSearch = wo.filter_liveSearch.fallback || false;
}
}
clearTimeout( wo.filter_searchTimer );
if ( typeof filter === 'undefined' || filter === true ) {
// delay filtering
wo.filter_searchTimer = setTimeout( function() {
tsf.checkFilters( table, filter, skipFirst );
}, liveSearch ? wo.filter_searchDelay : 10 );
} else {
// skip delay
tsf.checkFilters( table, filter, skipFirst );
}
},
equalFilters: function (c, filter1, filter2) {
var indx,
f1 = [],
f2 = [],
len = c.columns + 1; // add one to include anyMatch filter
filter1 = $.isArray(filter1) ? filter1 : [];
filter2 = $.isArray(filter2) ? filter2 : [];
for (indx = 0; indx < len; indx++) {
f1[indx] = filter1[indx] || '';
f2[indx] = filter2[indx] || '';
}
return f1.join(',') === f2.join(',');
},
checkFilters: function( table, filter, skipFirst ) {
var c = table.config,
wo = c.widgetOptions,
filterArray = $.isArray( filter ),
filters = ( filterArray ) ? filter : ts.getFilters( table, true ),
currentFilters = filters || []; // current filter values
// prevent errors if delay init is set
if ( $.isEmptyObject( c.cache ) ) {
// update cache if delayInit set & pager has initialized ( after user initiates a search )
if ( c.delayInit && ( !c.pager || c.pager && c.pager.initialized ) ) {
ts.updateCache( c, function() {
tsf.checkFilters( table, false, skipFirst );
});
}
return;
}
// add filter array back into inputs
if ( filterArray ) {
ts.setFilters( table, filters, false, skipFirst !== true );
if ( !wo.filter_initialized ) {
c.lastSearch = [];
c.lastCombinedFilter = '';
}
}
if ( wo.filter_hideFilters ) {
// show/hide filter row as needed
c.$table
.find( '.' + tscss.filterRow )
.triggerHandler( tsf.hideFiltersCheck( c ) ? 'mouseleave' : 'mouseenter' );
}
// return if the last search is the same; but filter === false when updating the search
// see example-widget-filter.html filter toggle buttons
if ( tsf.equalFilters(c, c.lastSearch, currentFilters) && filter !== false ) {
return;
} else if ( filter === false ) {
// force filter refresh
c.lastCombinedFilter = '';
c.lastSearch = [];
}
// define filter inside it is false
filters = filters || [];
// convert filters to strings - see #1070
filters = Array.prototype.map ?
filters.map( String ) :
// for IE8 & older browsers - maybe not the best method
filters.join( '\ufffd' ).split( '\ufffd' );
if ( wo.filter_initialized ) {
c.$table.triggerHandler( 'filterStart', [ filters ] );
}
if ( c.showProcessing ) {
// give it time for the processing icon to kick in
setTimeout( function() {
tsf.findRows( table, filters, currentFilters );
return false;
}, 30 );
} else {
tsf.findRows( table, filters, currentFilters );
return false;
}
},
hideFiltersCheck: function( c ) {
if (typeof c.widgetOptions.filter_hideFilters === 'function') {
var val = c.widgetOptions.filter_hideFilters( c );
if (typeof val === 'boolean') {
return val;
}
}
return ts.getFilters( c.$table ).join( '' ) === '';
},
hideFilters: function( c, $table ) {
var timer;
( $table || c.$table )
.find( '.' + tscss.filterRow )
.addClass( tscss.filterRowHide )
.bind( 'mouseenter mouseleave', function( e ) {
// save event object - http://bugs.jquery.com/ticket/12140
var event = e,
$row = $( this );
clearTimeout( timer );
timer = setTimeout( function() {
if ( /enter|over/.test( event.type ) ) {
$row.removeClass( tscss.filterRowHide );
} else {
// don't hide if input has focus
// $( ':focus' ) needs jQuery 1.6+
if ( $( document.activeElement ).closest( 'tr' )[0] !== $row[0] ) {
// don't hide row if any filter has a value
$row.toggleClass( tscss.filterRowHide, tsf.hideFiltersCheck( c ) );
}
}
}, 200 );
})