File widgets/quick-search-results/quick-search-results.php

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<?php

namespace SIW\Widgets;

use SIW\HTML;

/**
 * Widget met contactinformatie
 *
 * @copyright 2019 SIW Internationale Vrijwilligersprojecten
 * @since     3.0.0
 * 
 * @widget_data
 * Widget Name: SIW: Snel Zoeken - resultaten
 * Description: Toont zoekformulier
 * Author: SIW Internationale Vrijwilligersprojecten
 * Author URI: https://www.siw.nl
 */
class Quick_Search_Results extends Widget {

    /**
     * {@inheritDoc}
     *
     * @var string
     */
    protected $widget_id ='quick_search_results';

    /**
     * {@inheritDoc}
     *
     * @var string
     */
    protected $widget_dashicon = 'search';


    /**
     * {@inheritDoc}
     */
    protected function set_widget_properties() {
        $this->widget_name = __( 'Snel Zoeken - resultaat', 'siw');
        $this->widget_description = __( 'Toont zoekresultaten', 'siw' );
    }

    /**
     * {@inheritDoc}
     */
    public function get_widget_form() {
        $widget_form = [
            'title' => [
                'type'    => 'text',
                'label'   => __( 'Titel', 'siw'),
                'default' => __( 'Groepsprojecten', 'siw' ),
            ],
        ];
        return $widget_form;
    }

    /**
     * {@inheritDoc}
     */
    public function initialize() {
        add_filter( 'query_vars', [ $this, 'register_query_vars'] );
        add_filter( 'rocket_cache_query_strings', [ $this, 'register_query_vars'] );
    }

    /**
     * Registreert query vars
     * 
     * - Bestemming
     * - Maand
     *
     * @param array $vars
     * @return array
     */
    public function register_query_vars( $vars ) {
        $vars[] = 'bestemming';
        $vars[] = 'maand';
        return $vars;
    }

    /**
     * {@inheritDoc}
     */
    protected function get_content( array $instance, array $args, array $template_vars, string $css_name ) { 

        $url = wc_get_page_permalink( 'shop' );
        $text = __( 'Bekijk alle projecten', 'siw' );

        /* Verwerk zoekargument bestemming*/
        $category_arg   = '';
        $category_slug  = sanitize_key( get_query_var( 'bestemming', false ) );
        $category       = get_term_by( 'slug', $category_slug, 'product_cat' );

        if ( is_a( $category, '\WP_Term') ) {   
            $category_arg = sprintf( 'category="%s"', $category_slug );
            $url = get_term_link( $category->term_id );
            $text .= SPACE . sprintf( __( 'in %s', 'siw' ), $category->name );
        }

        /* Verwerk zoekargument maand*/
        $month_arg  = '';
        $month_slug = sanitize_key( get_query_var( 'maand', false ) );
        $month      = get_term_by( 'slug', $month_slug, 'pa_maand');
        if ( is_a( $month, '\WP_Term') ) {
            $month_id   = $month->term_id; 
            $month_arg  = sprintf( 'attribute="maand" terms="%s"', $month_id );
            $url        = add_query_arg( 'filter_maand', $month_slug, $url );
            $text       .= SPACE . sprintf( __( 'in %s', 'siw' ), strtolower( $month->name ) );
        }

        /* Genereer output */
        $content =
            esc_html__( 'Met een Groepsproject ga je voor 2 tot 3 weken naar een project, de begin- en einddatum van het project staan al vast.', 'siw' ) . SPACE .
            esc_html__( 'Hieronder zie je een selectie van de mogelijkheden', 'siw' ) .
            do_shortcode( sprintf( '[products limit="6" columns="3" orderby="random" visibility="visible" %s %s cache=false]', $category_arg, $month_arg ) ) .
            '<div style="text-align:center">' .
            HTML::generate_link( $url, $text, [ 'class' => 'kad-btn kad-btn-primary'] ) .
            '</div>';
        return $content;
    }
}

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