custom functions awpqsf

// overwrite ajax search plugin output
add_filter('ajax_wpqsf_reoutput', 'customize_output', '', 2);
function customize_output($results , $args){
    // The Query
    $query = new WP_Query( $args );
    ob_start(); $results ='';
    // The Loop
    if ( $query->have_posts() ) {

        echo '<p class="searchnote">We found '.$query->found_posts.' wheels matching your criteria in our database. This doens\'t mean there aren\'t more available.</p>';
        while ( $query->have_posts() ) {
            $query->the_post();
                $category           = get_the_category();
                $stylesheetdir  = get_stylesheet_directory_uri();
                $thumb                  = get_the_post_thumbnail();
                $dia                        = get_post_meta(get_the_ID(), 'diameter', true);
                $duro                   = get_post_meta(get_the_ID(), 'durometer', true);
                // $contactpatch        = get_post_meta(get_the_ID(), 'contactpatch', true);
                // $position            = get_post_meta(get_the_ID(), 'position', true);
                global $counter;
                $counter++;
?>
        <article <?php post_class( 'p'.$counter ); ?>>
<?php
    if ($thumb) {
        $src = wp_get_attachment_image_src( get_post_thumbnail_id($post->ID), 'thumbnail', false, '' );
        $image = $src[0];
    }   else {
        $image = $stylesheetdir.'/assets/img/no-image.png';
    }
?>
      <?php get_template_part('templates/wheel-image'); ?>
            <?php // the_content(); ?>
        </article>
<?php
        }

        echo '<div class="clear"></div>';
        // echo '<div id="searchbanner">a banner will come here</div>';

    } else {
        echo 'No wheels found';
    }
    /* Restore original Post Data */
    wp_reset_postdata();

    $results = ob_get_clean();
    return $results;
}

// add AND to taxonomy (category) and free search (werkt)
add_filter('barg_tax_query', 'enable_taxo_key','',3);
function enable_taxo_key($tax_query , $get_tax, $keyword){
    return $get_tax;
}

// add AND to meta fields and free search
add_filter('barg_meta_query', 'enable_metafield_key','',3);
function enable_metafield_key($meta_query , $get_meta, $keyword){
    return $get_meta;
}