Merge "SpecialMovepage: Convert form to use OOUI controls"
[lhc/web/wiklou.git] / resources / src / jquery / jquery.tablesorter.js
index 00fb480..eaa138b 100644 (file)
@@ -70,8 +70,8 @@
                var i,
                        len = parsers.length;
                for ( i = 0; i < len; i++ ) {
-                       if ( parsers[i].id.toLowerCase() === name.toLowerCase() ) {
-                               return parsers[i];
+                       if ( parsers[ i ].id.toLowerCase() === name.toLowerCase() ) {
+                               return parsers[ i ];
                        }
                }
                return false;
                }
        }
 
-       function detectParserForColumn( table, rows, cellIndex ) {
+       function detectParserForColumn( table, rows, column ) {
                var l = parsers.length,
+                       cellIndex,
                        nodeValue,
                        // Start with 1 because 0 is the fallback parser
                        i = 1,
+                       lastRowIndex = -1,
                        rowIndex = 0,
                        concurrent = 0,
+                       empty = 0,
                        needed = ( rows.length > 4 ) ? 5 : rows.length;
 
                while ( i < l ) {
-                       if ( rows[rowIndex] && rows[rowIndex].cells[cellIndex] ) {
-                               nodeValue = $.trim( getElementSortKey( rows[rowIndex].cells[cellIndex] ) );
+                       if ( rows[ rowIndex ] ) {
+                               if ( rowIndex !== lastRowIndex ) {
+                                       lastRowIndex = rowIndex;
+                                       cellIndex = $( rows[ rowIndex ] ).data( 'columnToCell' )[ column ];
+                                       nodeValue = $.trim( getElementSortKey( rows[ rowIndex ].cells[ cellIndex ] ) );
+                               }
                        } else {
                                nodeValue = '';
                        }
 
                        if ( nodeValue !== '' ) {
-                               if ( parsers[i].is( nodeValue, table ) ) {
+                               if ( parsers[ i ].is( nodeValue, table ) ) {
                                        concurrent++;
                                        rowIndex++;
                                        if ( concurrent >= needed ) {
                                                // Confirmed the parser for multiple cells, let's return it
-                                               return parsers[i];
+                                               return parsers[ i ];
                                        }
                                } else {
                                        // Check next parser, reset rows
                                        i++;
                                        rowIndex = 0;
                                        concurrent = 0;
+                                       empty = 0;
                                }
                        } else {
                                // Empty cell
+                               empty++;
                                rowIndex++;
-                               if ( rowIndex > rows.length ) {
-                                       rowIndex = 0;
+                               if ( rowIndex >= rows.length ) {
+                                       if ( concurrent >= rows.length - empty ) {
+                                               // Confirmed the parser for all filled cells
+                                               return parsers[ i ];
+                                       }
+                                       // Check next parser, reset rows
                                        i++;
+                                       rowIndex = 0;
+                                       concurrent = 0;
+                                       empty = 0;
                                }
                        }
                }
 
                // 0 is always the generic parser (text)
-               return parsers[0];
+               return parsers[ 0 ];
        }
 
        function buildParserCache( table, $headers ) {
-               var sortType, cells, len, i, parser,
-                       rows = table.tBodies[0].rows,
+               var sortType, len, j, parser,
+                       rows = table.tBodies[ 0 ].rows,
+                       config = $( table ).data( 'tablesorter' ).config,
                        parsers = [];
 
-               if ( rows[0] ) {
-
-                       cells = rows[0].cells;
-                       len = cells.length;
-
-                       for ( i = 0; i < len; i++ ) {
+               if ( rows[ 0 ] ) {
+                       len = config.columns;
+                       for ( j = 0; j < len; j++ ) {
                                parser = false;
-                               sortType = $headers.eq( i ).data( 'sortType' );
+                               sortType = $headers.eq( config.columnToHeader[ j ] ).data( 'sortType' );
                                if ( sortType !== undefined ) {
                                        parser = getParserById( sortType );
                                }
 
                                if ( parser === false ) {
-                                       parser = detectParserForColumn( table, rows, i );
+                                       parser = detectParserForColumn( table, rows, j );
                                }
 
                                parsers.push( parser );
 
        function buildCache( table ) {
                var i, j, $row, cols,
-                       totalRows = ( table.tBodies[0] && table.tBodies[0].rows.length ) || 0,
-                       totalCells = ( table.tBodies[0].rows[0] && table.tBodies[0].rows[0].cells.length ) || 0,
+                       totalRows = ( table.tBodies[ 0 ] && table.tBodies[ 0 ].rows.length ) || 0,
                        config = $( table ).data( 'tablesorter' ).config,
                        parsers = config.parsers,
+                       len = parsers.length,
+                       cellIndex,
                        cache = {
                                row: [],
                                normalized: []
                        };
 
-               for ( i = 0; i < totalRows; ++i ) {
+               for ( i = 0; i < totalRows; i++ ) {
 
                        // Add the table data to main data array
-                       $row = $( table.tBodies[0].rows[i] );
+                       $row = $( table.tBodies[ 0 ].rows[ i ] );
                        cols = [];
 
                        // if this is a child row, add it to the last row's children and
                        // continue to the next row
                        if ( $row.hasClass( config.cssChildRow ) ) {
-                               cache.row[cache.row.length - 1] = cache.row[cache.row.length - 1].add( $row );
+                               cache.row[ cache.row.length - 1 ] = cache.row[ cache.row.length - 1 ].add( $row );
                                // go to the next for loop
                                continue;
                        }
 
                        cache.row.push( $row );
 
-                       for ( j = 0; j < totalCells; ++j ) {
-                               cols.push( parsers[j].format( getElementSortKey( $row[0].cells[j] ), table, $row[0].cells[j] ) );
+                       for ( j = 0; j < len; j++ ) {
+                               cellIndex = $row.data( 'columnToCell' )[ j ];
+                               cols.push( parsers[ j ].format( getElementSortKey( $row[ 0 ].cells[ cellIndex ] ) ) );
                        }
 
                        cols.push( cache.normalized.length ); // add position for rowCache
                        row = cache.row,
                        normalized = cache.normalized,
                        totalRows = normalized.length,
-                       checkCell = ( normalized[0].length - 1 ),
+                       checkCell = ( normalized[ 0 ].length - 1 ),
                        fragment = document.createDocumentFragment();
 
                for ( i = 0; i < totalRows; i++ ) {
-                       pos = normalized[i][checkCell];
+                       pos = normalized[ i ][ checkCell ];
 
-                       l = row[pos].length;
+                       l = row[ pos ].length;
 
                        for ( j = 0; j < l; j++ ) {
-                               fragment.appendChild( row[pos][j] );
+                               fragment.appendChild( row[ pos ][ j ] );
                        }
 
                }
-               table.tBodies[0].appendChild( fragment );
+               table.tBodies[ 0 ].appendChild( fragment );
 
                $( table ).trigger( 'sortEnd.tablesorter' );
        }
         *
         * After this, it will look at all rows at the bottom for footer rows
         * And place these in a tfoot using similar rules.
-        * @param $table jQuery object for a <table>
+        *
+        * @param {jQuery} $table object for a <table>
         */
        function emulateTHeadAndFoot( $table ) {
                var $thead, $tfoot, i, len,
                        $tfoot = $( '<tfoot>' );
                        len = $rows.length;
                        for ( i = len - 1; i >= 0; i-- ) {
-                               if ( $( $rows[i] ).children( 'td' ).length ) {
+                               if ( $( $rows[ i ] ).children( 'td' ).length ) {
                                        break;
                                }
-                               $tfoot.prepend( $( $rows[i] ) );
+                               $tfoot.prepend( $( $rows[ i ] ) );
                        }
                        $table.append( $tfoot );
                }
                        maxSeen = 0,
                        colspanOffset = 0,
                        columns,
-                       i,
+                       k,
                        $cell,
                        rowspan,
                        colspan,
                        headerCount,
                        longestTR,
+                       headerIndex,
                        exploded,
                        $tableHeaders = $( [] ),
                        $tableRows = $( 'thead:eq(0) > tr', table );
                                        colspan = Number( cell.colSpan );
 
                                        // Skip the spots in the exploded matrix that are already filled
-                                       while ( exploded[rowIndex] && exploded[rowIndex][columnIndex] !== undefined ) {
+                                       while ( exploded[ rowIndex ] && exploded[ rowIndex ][ columnIndex ] !== undefined ) {
                                                ++columnIndex;
                                        }
 
                                        // in the exploded matrix rowspan times colspan times, with the proper offsets
                                        for ( matrixColumnIndex = columnIndex; matrixColumnIndex < columnIndex + colspan; ++matrixColumnIndex ) {
                                                for ( matrixRowIndex = rowIndex; matrixRowIndex < rowIndex + rowspan; ++matrixRowIndex ) {
-                                                       if ( !exploded[matrixRowIndex] ) {
-                                                               exploded[matrixRowIndex] = [];
+                                                       if ( !exploded[ matrixRowIndex ] ) {
+                                                               exploded[ matrixRowIndex ] = [];
                                                        }
-                                                       exploded[matrixRowIndex][matrixColumnIndex] = cell;
+                                                       exploded[ matrixRowIndex ][ matrixColumnIndex ] = cell;
                                                }
                                        }
                                } );
                                }
                        } );
                        // We cannot use $.unique() here because it sorts into dom order, which is undesirable
-                       $tableHeaders = $( uniqueElements( exploded[longestTR] ) ).filter( 'th' );
+                       $tableHeaders = $( uniqueElements( exploded[ longestTR ] ) ).filter( 'th' );
                }
 
                // as each header can span over multiple columns (using colspan=N),
                // we have to bidirectionally map headers to their columns and columns to their headers
-               $tableHeaders.each( function ( headerIndex ) {
+               config.columnToHeader = [];
+               config.headerToColumns = [];
+               config.headerList = [];
+               headerIndex = 0;
+               $tableHeaders.each( function () {
                        $cell = $( this );
                        columns = [];
 
-                       for ( i = 0; i < this.colSpan; i++ ) {
-                               config.columnToHeader[ colspanOffset + i ] = headerIndex;
-                               columns.push( colspanOffset + i );
-                       }
-
-                       config.headerToColumns[ headerIndex ] = columns;
-                       colspanOffset += this.colSpan;
-
-                       $cell.data( {
-                               headerIndex: headerIndex,
-                               order: 0,
-                               count: 0
-                       } );
-
-                       if ( $cell.hasClass( config.unsortableClass ) ) {
-                               $cell.data( 'sortDisabled', true );
-                       }
-
-                       if ( !$cell.data( 'sortDisabled' ) ) {
+                       if ( !$cell.hasClass( config.unsortableClass ) ) {
                                $cell
                                        .addClass( config.cssHeader )
                                        .prop( 'tabIndex', 0 )
                                        .attr( {
                                                role: 'columnheader button',
-                                               title: msg[1]
+                                               title: msg[ 1 ]
                                        } );
+
+                               for ( k = 0; k < this.colSpan; k++ ) {
+                                       config.columnToHeader[ colspanOffset + k ] = headerIndex;
+                                       columns.push( colspanOffset + k );
+                               }
+
+                               config.headerToColumns[ headerIndex ] = columns;
+
+                               $cell.data( {
+                                       headerIndex: headerIndex,
+                                       order: 0,
+                                       count: 0
+                               } );
+
+                               // add only sortable cells to headerList
+                               config.headerList[ headerIndex ] = this;
+                               headerIndex++;
                        }
 
-                       // add cell to headerList
-                       config.headerList[headerIndex] = this;
+                       colspanOffset += this.colSpan;
                } );
 
-               return $tableHeaders;
+               // number of columns with extended colspan, inclusive unsortable
+               // parsers[j], cache[][j], columnToHeader[j], columnToCell[j] have so many elements
+               config.columns = colspanOffset;
 
+               return $tableHeaders.not( '.' + config.unsortableClass );
        }
 
        function isValueInArray( v, a ) {
                var i,
                                len = a.length;
                for ( i = 0; i < len; i++ ) {
-                       if ( a[i][0] === v ) {
+                       if ( a[ i ][ 0 ] === v ) {
                                return true;
                        }
                }
                $.each( headerToColumns, function ( headerIndex, columns ) {
 
                        $.each( columns, function ( i, columnIndex ) {
-                               var header = $headers[headerIndex],
+                               var header = $headers[ headerIndex ],
                                        $header = $( header );
 
                                if ( !isValueInArray( columnIndex, sortList ) ) {
                                } else {
                                        // Column shall be sorted: Apply designated count and order.
                                        $.each( sortList, function ( j, sortColumn ) {
-                                               if ( sortColumn[0] === i ) {
+                                               if ( sortColumn[ 0 ] === i ) {
                                                        $header.data( {
-                                                               order: sortColumn[1],
-                                                               count: sortColumn[1] + 1
+                                                               order: sortColumn[ 1 ],
+                                                               count: sortColumn[ 1 ] + 1
                                                        } );
                                                        return false;
                                                }
 
        function setHeadersCss( table, $headers, list, css, msg, columnToHeader ) {
                // Remove all header information and reset titles to default message
-               $headers.removeClass( css[0] ).removeClass( css[1] ).attr( 'title', msg[1] );
+               $headers.removeClass( css[ 0 ] ).removeClass( css[ 1 ] ).attr( 'title', msg[ 1 ] );
 
                for ( var i = 0; i < list.length; i++ ) {
-                       $headers.eq( columnToHeader[ list[i][0] ] )
-                               .addClass( css[ list[i][1] ] )
-                               .attr( 'title', msg[ list[i][1] ] );
+                       $headers.eq( columnToHeader[ list[ i ][ 0 ] ] )
+                               .addClass( css[ list[ i ][ 1 ] ] )
+                               .attr( 'title', msg[ list[ i ][ 1 ] ] );
                }
        }
 
                        sortFn = [],
                        len = sortList.length;
                for ( i = 0; i < len; i++ ) {
-                       sortFn[i] = ( sortList[i][1] ) ? sortTextDesc : sortText;
+                       sortFn[ i ] = ( sortList[ i ][ 1 ] ) ? sortTextDesc : sortText;
                }
                cache.normalized.sort( function ( array1, array2 ) {
                        var i, col, ret;
                        for ( i = 0; i < len; i++ ) {
-                               col = sortList[i][0];
-                               ret = sortFn[i].call( this, array1[col], array2[col] );
+                               col = sortList[ i ][ 0 ];
+                               ret = sortFn[ i ].call( this, array1[ col ], array2[ col ] );
                                if ( ret !== 0 ) {
                                        return ret;
                                }
                        }
                        // Fall back to index number column to ensure stable sort
-                       return sortText.call( this, array1[array1.length - 1], array2[array2.length - 1] );
+                       return sortText.call( this, array1[ array1.length - 1 ], array2[ array2.length - 1 ] );
                } );
                return cache;
        }
                        separatorTransformTable = mw.config.get( 'wgSeparatorTransformTable' ),
                        digitTransformTable = mw.config.get( 'wgDigitTransformTable' );
 
-               if ( separatorTransformTable === null || ( separatorTransformTable[0] === '' && digitTransformTable[2] === '' ) ) {
+               if ( separatorTransformTable === null || ( separatorTransformTable[ 0 ] === '' && digitTransformTable[ 2 ] === '' ) ) {
                        ts.transformTable = false;
                } else {
                        ts.transformTable = {};
 
                        // Unpack the transform table
-                       ascii = separatorTransformTable[0].split( '\t' ).concat( digitTransformTable[0].split( '\t' ) );
-                       localised = separatorTransformTable[1].split( '\t' ).concat( digitTransformTable[1].split( '\t' ) );
+                       ascii = separatorTransformTable[ 0 ].split( '\t' ).concat( digitTransformTable[ 0 ].split( '\t' ) );
+                       localised = separatorTransformTable[ 1 ].split( '\t' ).concat( digitTransformTable[ 1 ].split( '\t' ) );
 
                        // Construct regex for number identification
                        for ( i = 0; i < ascii.length; i++ ) {
-                               ts.transformTable[localised[i]] = ascii[i];
-                               digits.push( mw.RegExp.escape( localised[i] ) );
+                               ts.transformTable[ localised[ i ] ] = ascii[ i ];
+                               digits.push( mw.RegExp.escape( localised[ i ] ) );
                        }
                }
                digitClass = '[' + digits.join( '', digits ) + ']';
                ts.monthNames = {};
 
                for ( i = 0; i < 12; i++ ) {
-                       name = mw.language.months.names[i].toLowerCase();
-                       ts.monthNames[name] = i + 1;
+                       name = mw.language.months.names[ i ].toLowerCase();
+                       ts.monthNames[ name ] = i + 1;
                        regex.push( mw.RegExp.escape( name ) );
-                       name = mw.language.months.genitive[i].toLowerCase();
-                       ts.monthNames[name] = i + 1;
+                       name = mw.language.months.genitive[ i ].toLowerCase();
+                       ts.monthNames[ name ] = i + 1;
                        regex.push( mw.RegExp.escape( name ) );
-                       name = mw.language.months.abbrev[i].toLowerCase().replace( '.', '' );
-                       ts.monthNames[name] = i + 1;
+                       name = mw.language.months.abbrev[ i ].toLowerCase().replace( '.', '' );
+                       ts.monthNames[ name ] = i + 1;
                        regex.push( mw.RegExp.escape( name ) );
                }
 
 
                // Build RegEx
                // Any date formated with . , ' - or /
-               ts.dateRegex[0] = new RegExp( /^\s*(\d{1,2})[\,\.\-\/'\s]{1,2}(\d{1,2})[\,\.\-\/'\s]{1,2}(\d{2,4})\s*?/i );
+               ts.dateRegex[ 0 ] = new RegExp( /^\s*(\d{1,2})[\,\.\-\/'\s]{1,2}(\d{1,2})[\,\.\-\/'\s]{1,2}(\d{2,4})\s*?/i );
 
                // Written Month name, dmy
-               ts.dateRegex[1] = new RegExp( '^\\s*(\\d{1,2})[\\,\\.\\-\\/\'\\s]+(' + regex + ')' + '[\\,\\.\\-\\/\'\\s]+(\\d{2,4})\\s*$', 'i' );
+               ts.dateRegex[ 1 ] = new RegExp( '^\\s*(\\d{1,2})[\\,\\.\\-\\/\'\\s]+(' + regex + ')' + '[\\,\\.\\-\\/\'\\s]+(\\d{2,4})\\s*$', 'i' );
 
                // Written Month name, mdy
-               ts.dateRegex[2] = new RegExp( '^\\s*(' + regex + ')' + '[\\,\\.\\-\\/\'\\s]+(\\d{1,2})[\\,\\.\\-\\/\'\\s]+(\\d{2,4})\\s*$', 'i' );
+               ts.dateRegex[ 2 ] = new RegExp( '^\\s*(' + regex + ')' + '[\\,\\.\\-\\/\'\\s]+(\\d{1,2})[\\,\\.\\-\\/\'\\s]+(\\d{2,4})\\s*$', 'i' );
 
        }
 
         * Replace all rowspanned cells in the body with clones in each row, so sorting
         * need not worry about them.
         *
-        * @param $table jQuery object for a <table>
+        * @param {jQuery} $table jQuery object for a <table>
         */
        function explodeRowspans( $table ) {
                var spanningRealCellIndex, rowSpan, colSpan,
                                col = 0,
                                l = this.cells.length;
                        for ( i = 0; i < l; i++ ) {
-                               $( this.cells[i] ).data( 'tablesorter', {
+                               $( this.cells[ i ] ).data( 'tablesorter', {
                                        realCellIndex: col,
                                        realRowIndex: this.rowIndex
                                } );
-                               col += this.cells[i].colSpan;
+                               col += this.cells[ i ].colSpan;
                        }
                } );
 
                }
 
                while ( rowspanCells.length ) {
-                       if ( $.data( rowspanCells[0], 'tablesorter' ).needResort ) {
+                       if ( $.data( rowspanCells[ 0 ], 'tablesorter' ).needResort ) {
                                resortCells();
                        }
 
                        cell.rowSpan = 1;
                        $nextRows = $( cell ).parent().nextAll();
                        for ( i = 0; i < rowSpan - 1; i++ ) {
-                               $tds = $( $nextRows[i].cells ).filter( filterfunc );
+                               $tds = $( $nextRows[ i ].cells ).filter( filterfunc );
                                $clone = $( cell ).clone();
                                $clone.data( 'tablesorter', {
                                        realCellIndex: spanningRealCellIndex,
                }
        }
 
+       /**
+        * Build index to handle colspanned cells in the body.
+        * Set the cell index for each column in an array,
+        * so that colspaned cells set multiple in this array.
+        * columnToCell[collumnIndex] point at the real cell in this row.
+        *
+        * @param {jQuery} $table object for a <table>
+        */
+       function manageColspans( $table ) {
+               var i, j, k, $row,
+                       $rows = $table.find( '> tbody > tr' ),
+                       totalRows = $rows.length || 0,
+                       config = $table.data( 'tablesorter' ).config,
+                       columns = config.columns,
+                       columnToCell, cellsInRow, index;
+
+               for ( i = 0; i < totalRows; i++ ) {
+
+                       $row = $rows.eq( i );
+                       // if this is a child row, continue to the next row (as buildCache())
+                       if ( $row.hasClass( config.cssChildRow ) ) {
+                               // go to the next for loop
+                               continue;
+                       }
+
+                       columnToCell = [];
+                       cellsInRow = ( $row[ 0 ].cells.length ) || 0;  // all cells in this row
+                       index = 0; // real cell index in this row
+                       for ( j = 0; j < columns; index++ ) {
+                               if ( index === cellsInRow ) {
+                                       // Row with cells less than columns: add empty cell
+                                       $row.append( '<td>' );
+                                       cellsInRow++;
+                               }
+                               for ( k = 0; k < $row[ 0 ].cells[ index ].colSpan; k++ ) {
+                                       columnToCell[ j++ ] = index;
+                               }
+                       }
+                       // Store it in $row
+                       $row.data( 'columnToCell', columnToCell );
+               }
+       }
+
        function buildCollationTable() {
                ts.collationTable = mw.config.get( 'tableSorterCollation' );
                ts.collationRegex = null;
                $.each( sortObjects, function ( i, sortObject ) {
                        $.each( sortObject, function ( columnIndex, order ) {
                                var orderIndex = ( order === 'desc' ) ? 1 : 0;
-                               sortList.push( [parseInt( columnIndex, 10 ), orderIndex] );
+                               sortList.push( [ parseInt( columnIndex, 10 ), orderIndex ] );
                        } );
                } );
                return sortList;
                                cssChildRow: 'expand-child',
                                sortMultiSortKey: 'shiftKey',
                                unsortableClass: 'unsortable',
-                               parsers: {},
+                               parsers: [],
                                cancelSelection: true,
                                sortList: [],
                                headerList: [],
                                headerToColumns: [],
-                               columnToHeader: []
+                               columnToHeader: [],
+                               columns: 0
                        },
 
                        dateRegex: [],
                        monthNames: {},
 
                        /**
-                        * @param $tables {jQuery}
-                        * @param settings {Object} (optional)
+                        * @param {jQuery} $tables
+                        * @param {Object} [settings]
                         */
                        construct: function ( $tables, settings ) {
                                return $tables.each( function ( i, table ) {
                                                }
 
                                                explodeRowspans( $table );
+                                               manageColspans( $table );
 
                                                // Try to auto detect column type, and store in tables config
                                                config.parsers = buildParserCache( table, $headers );
 
                                        // Apply event handling to headers
                                        // this is too big, perhaps break it out?
-                                       $headers.not( '.' + config.unsortableClass ).on( 'keypress click', function ( e ) {
+                                       $headers.on( 'keypress click', function ( e ) {
                                                var cell, $cell, columns, newSortList, i,
                                                        totalRows,
                                                        j, s, o;
                                                // cells get event .change() and bubbles up to the <table> here
                                                cache = buildCache( table );
 
-                                               totalRows = ( $table[0].tBodies[0] && $table[0].tBodies[0].rows.length ) || 0;
-                                               if ( !table.sortDisabled && totalRows > 0 ) {
+                                               totalRows = ( $table[ 0 ].tBodies[ 0 ] && $table[ 0 ].tBodies[ 0 ].rows.length ) || 0;
+                                               if ( totalRows > 0 ) {
                                                        cell = this;
                                                        $cell = $( cell );
 
                                                        columns = config.headerToColumns[ $cell.data( 'headerIndex' ) ];
                                                        newSortList = $.map( columns, function ( c ) {
                                                                // jQuery "helpfully" flattens the arrays...
-                                                               return [[c, $cell.data( 'order' )]];
+                                                               return [ [ c, $cell.data( 'order' ) ] ];
                                                        } );
                                                        // Index of first column belonging to this header
-                                                       i = columns[0];
+                                                       i = columns[ 0 ];
 
-                                                       if ( !e[config.sortMultiSortKey] ) {
+                                                       if ( !e[ config.sortMultiSortKey ] ) {
                                                                // User only wants to sort on one column set
                                                                // Flush the sort list and add new columns
                                                                config.sortList = newSortList;
                                                                        // The user has clicked on an already sorted column.
                                                                        // Reverse the sorting direction for all tables.
                                                                        for ( j = 0; j < config.sortList.length; j++ ) {
-                                                                               s = config.sortList[j];
-                                                                               o = config.headerList[s[0]];
-                                                                               if ( isValueInArray( s[0], newSortList ) ) {
-                                                                                       $( o ).data( 'count', s[1] + 1 );
-                                                                                       s[1] = $( o ).data( 'count' ) % 2;
+                                                                               s = config.sortList[ j ];
+                                                                               o = config.headerList[ config.columnToHeader[ s[ 0 ] ] ];
+                                                                               if ( isValueInArray( s[ 0 ], newSortList ) ) {
+                                                                                       $( o ).data( 'count', s[ 1 ] + 1 );
+                                                                                       s[ 1 ] = $( o ).data( 'count' ) % 2;
                                                                                }
                                                                        }
                                                                } else {
                                                        setHeadersOrder( $headers, config.sortList, config.headerToColumns );
 
                                                        // Set CSS for headers
-                                                       setHeadersCss( $table[0], $headers, config.sortList, sortCSS, sortMsg, config.columnToHeader );
+                                                       setHeadersCss( $table[ 0 ], $headers, config.sortList, sortCSS, sortMsg, config.columnToHeader );
                                                        appendToTable(
-                                                               $table[0], multisort( $table[0], config.sortList, cache )
+                                                               $table[ 0 ], multisort( $table[ 0 ], config.sortList, cache )
                                                        );
 
                                                        // Stop normal event by returning false
                                         * Passing an empty array will reset sorting (basically just reset the headers
                                         * making the table appear unsorted).
                                         *
-                                        * @param sortList {Array} (optional) List of sort objects.
+                                        * @param {Array} [sortList] List of sort objects.
                                         */
                                        $table.data( 'tablesorter' ).sort = function ( sortList ) {
 
 
                                        // sort initially
                                        if ( config.sortList.length > 0 ) {
-                                               setupForFirstSort();
                                                config.sortList = convertSortList( config.sortList );
                                                $table.data( 'tablesorter' ).sort();
                                        }
                                        len = parsers.length,
                                        a = true;
                                for ( i = 0; i < len; i++ ) {
-                                       if ( parsers[i].id.toLowerCase() === parser.id.toLowerCase() ) {
+                                       if ( parsers[ i ].id.toLowerCase() === parser.id.toLowerCase() ) {
                                                a = false;
                                        }
                                }
                                        for ( p = 0; p < s.length; p++ ) {
                                                c = s.charAt( p );
                                                if ( c in ts.transformTable ) {
-                                                       out += ts.transformTable[c];
+                                                       out += ts.transformTable[ c ];
                                                } else {
                                                        out += c;
                                                }
                        },
 
                        clearTableBody: function ( table ) {
-                               $( table.tBodies[0] ).empty();
+                               $( table.tBodies[ 0 ] ).empty();
                        },
 
                        getParser: function ( id ) {
                                buildCollationTable();
 
                                return getParserById( id );
+                       },
+
+                       getParsers: function () {  // for table diagnosis
+                               return parsers;
                        }
                };
 
                        if ( ts.collationRegex ) {
                                var tsc = ts.collationTable;
                                s = s.replace( ts.collationRegex, function ( match ) {
-                                       var r = tsc[match] ? tsc[match] : tsc[match.toUpperCase()];
+                                       var r = tsc[ match ] ? tsc[ match ] : tsc[ match.toUpperCase() ];
                                        return r.toLowerCase();
                                } );
                        }
        ts.addParser( {
                id: 'IPAddress',
                is: function ( s ) {
-                       return ts.rgx.IPAddress[0].test( s );
+                       return ts.rgx.IPAddress[ 0 ].test( s );
                },
                format: function ( s ) {
                        var i, item,
                                r = '',
                                len = a.length;
                        for ( i = 0; i < len; i++ ) {
-                               item = a[i];
+                               item = a[ i ];
                                if ( item.length === 1 ) {
                                        r += '00' + item;
                                } else if ( item.length === 2 ) {
        ts.addParser( {
                id: 'currency',
                is: function ( s ) {
-                       return ts.rgx.currency[0].test( s );
+                       return ts.rgx.currency[ 0 ].test( s );
                },
                format: function ( s ) {
-                       return $.tablesorter.formatDigit( s.replace( ts.rgx.currency[1], '' ) );
+                       return $.tablesorter.formatDigit( s.replace( ts.rgx.currency[ 1 ], '' ) );
                },
                type: 'numeric'
        } );
        ts.addParser( {
                id: 'url',
                is: function ( s ) {
-                       return ts.rgx.url[0].test( s );
+                       return ts.rgx.url[ 0 ].test( s );
                },
                format: function ( s ) {
-                       return $.trim( s.replace( ts.rgx.url[1], '' ) );
+                       return $.trim( s.replace( ts.rgx.url[ 1 ], '' ) );
                },
                type: 'text'
        } );
        ts.addParser( {
                id: 'isoDate',
                is: function ( s ) {
-                       return ts.rgx.isoDate[0].test( s );
+                       return ts.rgx.isoDate[ 0 ].test( s );
                },
                format: function ( s ) {
                        return $.tablesorter.formatFloat( ( s !== '' ) ? new Date( s.replace(
        ts.addParser( {
                id: 'usLongDate',
                is: function ( s ) {
-                       return ts.rgx.usLongDate[0].test( s );
+                       return ts.rgx.usLongDate[ 0 ].test( s );
                },
                format: function ( s ) {
                        return $.tablesorter.formatFloat( new Date( s ).getTime() );
        ts.addParser( {
                id: 'date',
                is: function ( s ) {
-                       return ( ts.dateRegex[0].test( s ) || ts.dateRegex[1].test( s ) || ts.dateRegex[2].test( s ) );
+                       return ( ts.dateRegex[ 0 ].test( s ) || ts.dateRegex[ 1 ].test( s ) || ts.dateRegex[ 2 ].test( s ) );
                },
                format: function ( s ) {
                        var match, y;
                        s = $.trim( s.toLowerCase() );
 
-                       if ( ( match = s.match( ts.dateRegex[0] ) ) !== null ) {
+                       if ( ( match = s.match( ts.dateRegex[ 0 ] ) ) !== null ) {
                                if ( mw.config.get( 'wgDefaultDateFormat' ) === 'mdy' || mw.config.get( 'wgPageContentLanguage' ) === 'en' ) {
-                                       s = [ match[3], match[1], match[2] ];
+                                       s = [ match[ 3 ], match[ 1 ], match[ 2 ] ];
                                } else if ( mw.config.get( 'wgDefaultDateFormat' ) === 'dmy' ) {
-                                       s = [ match[3], match[2], match[1] ];
+                                       s = [ match[ 3 ], match[ 2 ], match[ 1 ] ];
                                } else {
                                        // If we get here, we don't know which order the dd-dd-dddd
                                        // date is in. So return something not entirely invalid.
                                        return '99999999';
                                }
-                       } else if ( ( match = s.match( ts.dateRegex[1] ) ) !== null ) {
-                               s = [ match[3], String( ts.monthNames[match[2]] ), match[1] ];
-                       } else if ( ( match = s.match( ts.dateRegex[2] ) ) !== null ) {
-                               s = [ match[3], String( ts.monthNames[match[1]] ), match[2] ];
+                       } else if ( ( match = s.match( ts.dateRegex[ 1 ] ) ) !== null ) {
+                               s = [ match[ 3 ], String( ts.monthNames[ match[ 2 ] ] ), match[ 1 ] ];
+                       } else if ( ( match = s.match( ts.dateRegex[ 2 ] ) ) !== null ) {
+                               s = [ match[ 3 ], String( ts.monthNames[ match[ 1 ] ] ), match[ 2 ] ];
                        } else {
                                // Should never get here
                                return '99999999';
                        }
 
                        // Pad Month and Day
-                       if ( s[1].length === 1 ) {
-                               s[1] = '0' + s[1];
+                       if ( s[ 1 ].length === 1 ) {
+                               s[ 1 ] = '0' + s[ 1 ];
                        }
-                       if ( s[2].length === 1 ) {
-                               s[2] = '0' + s[2];
+                       if ( s[ 2 ].length === 1 ) {
+                               s[ 2 ] = '0' + s[ 2 ];
                        }
 
-                       if ( ( y = parseInt( s[0], 10 ) ) < 100 ) {
+                       if ( ( y = parseInt( s[ 0 ], 10 ) ) < 100 ) {
                                // Guestimate years without centuries
                                if ( y < 30 ) {
-                                       s[0] = 2000 + y;
+                                       s[ 0 ] = 2000 + y;
                                } else {
-                                       s[0] = 1900 + y;
+                                       s[ 0 ] = 1900 + y;
                                }
                        }
-                       while ( s[0].length < 4 ) {
-                               s[0] = '0' + s[0];
+                       while ( s[ 0 ].length < 4 ) {
+                               s[ 0 ] = '0' + s[ 0 ];
                        }
                        return parseInt( s.join( '' ), 10 );
                },
        ts.addParser( {
                id: 'time',
                is: function ( s ) {
-                       return ts.rgx.time[0].test( s );
+                       return ts.rgx.time[ 0 ].test( s );
                },
                format: function ( s ) {
                        return $.tablesorter.formatFloat( new Date( '2000/01/01 ' + s ).getTime() );