mirror of
https://github.com/Mottie/tablesorter.git
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259 lines
8.8 KiB
JavaScript
259 lines
8.8 KiB
JavaScript
/*! Widget: sort2Hash (BETA) - updated 7/4/2017 (v2.28.15) */
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/* Requires tablesorter v2.8+ and jQuery 1.7+
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* by Rob Garrison
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*/
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;( function( $ ) {
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'use strict';
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var ts = $.tablesorter || {},
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s2h = ts.sort2Hash = {
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init : function( c, wo ) {
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var filter, temp, page, size,
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table = c.table,
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pager = c.pager,
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hasSaveSort = ts.hasWidget( table, 'saveSort' ),
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sort = s2h.decodeHash( c, wo, 'sort' );
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if ( ( sort && !hasSaveSort ) || ( sort && hasSaveSort && wo.sort2Hash_overrideSaveSort ) ) {
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s2h.convertString2Sort( c, wo, sort );
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}
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if ( ts.hasWidget( c.table, 'pager' ) ) {
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temp = parseInt( s2h.decodeHash( c, wo, 'page' ), 10 );
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page = pager.page = ( temp < 0 ? 0 : ( temp > pager.totalPages ? pager.totalPages - 1 : temp ) );
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size = pager.size = parseInt( s2h.decodeHash( c, wo, 'size' ), 10 );
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}
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if ( ts.hasWidget( table, 'filter' ) ) {
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filter = s2h.decodeHash( c, wo, 'filter' );
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if ( filter ) {
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filter = filter.split( wo.sort2Hash_separator );
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c.$table.one( 'tablesorter-ready', function() {
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setTimeout(function(){
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c.$table.one( 'filterEnd', function() {
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$(this).triggerHandler( 'pageAndSize', [ page, size ] );
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});
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// use the newest filter comparison code
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if ( ts.filter.equalFilters ) {
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temp = ts.filter.equalFilters( c, c.lastSearch, filter );
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} else {
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// quick n' dirty comparison... it will miss filter changes of
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// the same value in a different column, see #1363
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temp = ( c.lastSearch || [] ).join( '' ) !== ( filter || [] ).join( '' );
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}
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// don't set filters if they haven't changed
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if ( !temp ) {
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$.tablesorter.setFilters( table, filter, true );
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}
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}, 100 );
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});
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}
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}
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if ( !filter ) {
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c.$table.one( 'tablesorter-ready', function() {
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c.$table.triggerHandler( 'pageAndSize', [ page, size ] );
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});
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}
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c.$table.on( 'sortEnd.sort2hash filterEnd.sort2hash pagerComplete.sort2Hash', function() {
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if ( this.hasInitialized ) {
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s2h.setHash( this.config, this.config.widgetOptions );
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}
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});
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},
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getTableId : function( c, wo ) {
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// option > table id > table index on page
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return wo.sort2Hash_tableId ||
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c.table.id ||
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'table' + $( 'table' ).index( c.$table );
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},
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regexEscape : function( v ) {
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return v.replace( /([\.\^\$\*\+\-\?\(\)\[\]\{\}\\\|])/g, '\\$1');
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},
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// convert 'first%20name,asc,last%20name,desc' into [[0,0], [1,1]]
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convertString2Sort : function( c, wo, sortHash ) {
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var regex, column, direction, temp, index, $cell,
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arry = sortHash.split( wo.sort2Hash_separator ),
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indx = 0,
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len = arry.length,
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sort = [];
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while ( indx < len ) {
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// column index or text
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column = arry[ indx++ ];
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temp = parseInt( column, 10 );
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// ignore wo.sort2Hash_useHeaderText setting &
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// just see if column contains a number
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if ( isNaN( temp ) || temp > c.columns ) {
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regex = new RegExp( '(' + s2h.regexEscape( column ) + ')', 'i' );
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for ( index = 0; index < c.columns; index++ ) {
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$cell = c.$headerIndexed[ index ];
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if ( regex.test( $cell.attr( wo.sort2Hash_headerTextAttr ) ) ) {
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column = index;
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index = c.columns;
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}
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}
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}
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direction = arry[ indx++ ];
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// ignore unpaired values
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if ( typeof column !== 'undefined' && typeof direction !== 'undefined' ) {
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// convert text to 0, 1
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if ( isNaN( direction ) ) {
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// default to ascending sort
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direction = direction.indexOf( wo.sort2Hash_directionText[ 1 ] ) > -1 ? 1 : 0;
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}
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sort.push( [ column, direction ] );
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}
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}
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if ( sort.length ) {
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c.sortList = sort;
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}
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},
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// convert [[0,0],[1,1]] to 'first%20name,asc,last%20name,desc'
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convertSort2String : function( c, wo ) {
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var index, txt, column, direction,
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sort = [],
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arry = c.sortList || [],
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len = arry.length;
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for ( index = 0; index < len; index++ ) {
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column = arry[ index ][ 0 ];
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txt = $.trim( c.$headerIndexed[ column ].attr( wo.sort2Hash_headerTextAttr ) );
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sort.push( txt !== '' ? encodeURIComponent( txt ) : column );
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direction = wo.sort2Hash_directionText[ arry[ index ][ 1 ] ];
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sort.push( direction );
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}
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// join with separator
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return sort.join( wo.sort2Hash_separator );
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},
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convertFilter2String : function( c, wo ) {
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var index, txt, column, direction,
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sort = [],
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arry = c.sortList || [],
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len = arry.length;
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for ( index = 0; index < len; index++ ) {
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column = arry[ index ][ 0 ];
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txt = $.trim( c.$headerIndexed[ column ].attr( wo.sort2Hash_headerTextAttr ) );
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column = typeof txt !== 'undefined' ? encodeURIComponent( txt ) : column;
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sort.push( column );
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direction = wo.sort2Hash_directionText[ arry[ index ][ 1 ] ];
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sort.push( direction );
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}
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// join with separator
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return sort.join( wo.sort2Hash_separator );
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},
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// Get URL Parameters (getParam)
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// modified from http://www.netlobo.com/url_query_string_javascript.html
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getParam : function ( name, hash, returnRegex ) {
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if ( !hash ) { hash = window.location.hash; }
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var regex = new RegExp( '[\\?&]' + s2h.regexEscape( name ) + '=([^&#]*)' ),
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match = regex.exec( hash );
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if ( returnRegex ) { return regex; }
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return match === null ? '' : decodeURIComponent( match[ 1 ] );
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},
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// remove parameter from hash
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removeParam : function( name, hash ) {
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if ( !hash ) { hash = window.location.hash; }
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var index,
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regex = s2h.getParam( name, hash, true ),
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result = [],
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parts = hash.split( '&' ),
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len = parts.length;
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for ( index = 0; index < len; index++ ) {
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// regex expects a leading '&'...
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if ( !regex.test( '&' + parts[ index ] ) ) {
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result.push( parts[ index ] );
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}
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}
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return result.length ? result.join( '&' ) : '';
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},
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encodeHash : function( c, wo, component, value, rawValue ) {
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var result = false,
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tableId = s2h.getTableId( c, wo );
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if ( typeof wo.sort2Hash_encodeHash === 'function' ) {
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result = wo.sort2Hash_encodeHash( c, tableId, component, value, rawValue || value );
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}
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if ( result === false ) {
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result = '&' + component + '[' + tableId + ']=' + value;
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}
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return result;
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},
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decodeHash : function( c, wo, component ) {
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var result = false,
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tableId = s2h.getTableId( c, wo );
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if ( typeof wo.sort2Hash_decodeHash === 'function' ) {
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// return a string
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result = wo.sort2Hash_decodeHash( c, tableId, component );
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}
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if ( result === false ) {
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result = s2h.getParam( component + '[' + tableId + ']' );
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}
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return result || '';
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},
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cleanHash : function( c, wo, component, hash ) {
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var result = false,
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tableId = s2h.getTableId( c, wo );
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if ( typeof wo.sort2Hash_cleanHash === 'function' ) {
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// can return an array or string
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result = wo.sort2Hash_cleanHash( c, tableId, component, hash );
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}
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if ( result === false ) {
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// parameter example: 'sort[table0]=0,0'
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result = s2h.removeParam( component + '[' + tableId + ']', hash );
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}
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return result || '';
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},
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setHash : function( c, wo ) {
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var str = '',
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hash = window.location.hash,
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hasPager = ts.hasWidget( c.table, 'pager' ),
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hasFilter = ts.hasWidget( c.table, 'filter' ),
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sortList = s2h.convertSort2String( c, wo ),
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filters = ( hasFilter && c.lastSearch.join('') !== '' ? c.lastSearch : [] ),
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filtersStr = encodeURIComponent( filters.join( c.widgetOptions.sort2Hash_separator ) ),
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components = {
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'sort' : sortList ? s2h.encodeHash( c, wo, 'sort', sortList, c.sortList ) : '',
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'page' : hasPager ? s2h.encodeHash( c, wo, 'page', c.pager.page + 1 ) : '',
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'size' : hasPager ? s2h.encodeHash( c, wo, 'size', c.pager.size ) : '',
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'filter' : filtersStr ? s2h.encodeHash( c, wo, 'filter', filtersStr, filters ) : ''
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};
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// remove old hash
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$.each( components, function( component, value ) {
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hash = s2h.cleanHash( c, wo, component, hash );
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str += value;
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});
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// add updated hash
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window.location.hash = ( ( window.location.hash || '' ).replace( '#', '' ).length ? hash : wo.sort2Hash_hash ) + str;
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}
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};
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ts.addWidget({
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id: 'sort2Hash',
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priority: 60, // after saveSort & pager
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options: {
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sort2Hash_hash : '#', // hash prefix
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sort2Hash_separator : '-', // don't '#' or '=' here
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sort2Hash_headerTextAttr : 'data-header', // data attribute containing alternate header text
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sort2Hash_directionText : [ 0, 1 ], // [ 'asc', 'desc' ],
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sort2Hash_overrideSaveSort : false, // if true, override saveSort widget if saved sort available
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// this option > table ID > table index on page
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sort2Hash_tableId : null,
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// custom hash processing functions
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sort2Hash_encodeHash : null,
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sort2Hash_decodeHash : null,
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sort2Hash_cleanHash : null
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},
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init: function(table, thisWidget, c, wo) {
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s2h.init( c, wo );
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},
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remove: function(table, c) {
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c.$table.off( '.sort2hash' );
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}
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});
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})(jQuery);
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