WPBakery column links.

gistfile1.txt

// Add link option to columns.
add_action( 'vc_after_init', function() {
    vc_add_param( 'vc_column', array(
        'type' => 'textfield',
        'param_name' => 'link',
        'heading' => esc_html__( 'Link', 'total'),
    ) );
} );

// Insert link into columns.
add_filter( 'wpex_hook_vc_column_inner_top', function( string $content, array $atts ) {
    // Don't add links in the front-end editor as this can break things.
    if ( function_exists( 'vc_is_inline' ) && vc_is_inline() ) {
        return $content;
    }

    // Insert link.
    if ( ! empty( $atts['link'] ) ) {
        $link_safe = esc_url( $atts['link'] );
        $content .= "<a href='{$link_safe}' class='wpex-absolute wpex-block wpex-inset-0'></a>";
    }

    // Return hook content.
    return $content;
}, 10, 2 );