wikimedia/mediawiki-core

/*!
 * JavaScript for Special:Search
 */
( function () {
    $( function () {
        var $checkboxes, $headerLinks, updateHeaderLinks, searchWidget;

        // Emulate HTML5 autofocus behavior in non HTML5 compliant browsers
        if ( !( 'autofocus' in document.createElement( 'input' ) ) ) {
            $( 'input[autofocus]' ).eq( 0 ).trigger( 'focus' );
        }

        // Attach handler for check all/none buttons
        $checkboxes = $( '#powersearch input[id^=mw-search-ns]' );
        $( '#mw-search-toggleall' ).on( 'click', function () {
            $checkboxes.prop( 'checked', true );
        } );
        $( '#mw-search-togglenone' ).on( 'click', function () {
            $checkboxes.prop( 'checked', false );
        } );

        // Change the header search links to what user entered
        $headerLinks = $( '.search-types a' );
        searchWidget = OO.ui.infuse( $( '#searchText' ) );
        updateHeaderLinks = function ( value ) {
            $headerLinks.each( function () {
                var parts = $( this ).attr( 'href' ).split( 'search=' ),
                    lastpart = '',
                    prefix = 'search=';
                if ( parts.length > 1 && parts[ 1 ].indexOf( '&' ) !== -1 ) {
                    lastpart = parts[ 1 ].slice( parts[ 1 ].indexOf( '&' ) );
                } else {
                    prefix = '&search=';
                }
                this.href = parts[ 0 ] + prefix + encodeURIComponent( value ) + lastpart;
            } );
        };
        searchWidget.on( 'change', updateHeaderLinks );
        updateHeaderLinks( searchWidget.getValue() );

        // When saving settings, use the proper request method (POST instead of GET).
        $( '#mw-search-powersearch-remember' ).on( 'change', function () {
            this.form.method = this.checked ? 'post' : 'get';
        } ).trigger( 'change' );

    } );

}() );