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<?php

use Automattic\Jetpack\Constants;
if (!defined('ABSPATH')) {
    exit;
}
abstract class WC_Widget extends WP_Widget
{
    public $widget_cssclass;
    public $widget_description;
    public $widget_id;
    public $widget_name;
    public $settings;
    public function __construct()
    {
        $widget_ops = array('classname' => $this->widget_cssclass, 'description' => $this->widget_description, 'customize_selective_refresh' => true, 'show_instance_in_rest' => true);
        parent::__construct($this->widget_id, $this->widget_name, $widget_ops);
        add_action('save_post', array($this, 'flush_widget_cache'));
        add_action('deleted_post', array($this, 'flush_widget_cache'));
        add_action('switch_theme', array($this, 'flush_widget_cache'));
    }
    public function get_cached_widget($args)
    {
        if (empty($args['widget_id'])) {
            return false;
        }
        $cache = wp_cache_get($this->get_widget_id_for_cache($this->widget_id), 'widget');
        if (!is_array($cache)) {
            $cache = array();
        }
        if (isset($cache[$this->get_widget_id_for_cache($args['widget_id'])])) {
            echo $cache[$this->get_widget_id_for_cache($args['widget_id'])];
            return true;
        }
        return false;
    }
    public function cache_widget($args, $content)
    {
        if (empty($args['widget_id'])) {
            return $content;
        }
        $cache = wp_cache_get($this->get_widget_id_for_cache($this->widget_id), 'widget');
        if (!is_array($cache)) {
            $cache = array();
        }
        $cache[$this->get_widget_id_for_cache($args['widget_id'])] = $content;
        wp_cache_set($this->get_widget_id_for_cache($this->widget_id), $cache, 'widget');
        return $content;
    }
    public function flush_widget_cache()
    {
        foreach (array('https', 'http') as $scheme) {
            wp_cache_delete($this->get_widget_id_for_cache($this->widget_id, $scheme), 'widget');
        }
    }
    protected function get_instance_title($instance)
    {
        if (isset($instance['title'])) {
            return $instance['title'];
        }
        if (isset($this->settings, $this->settings['title'], $this->settings['title']['std'])) {
            return $this->settings['title']['std'];
        }
        return '';
    }
    public function widget_start($args, $instance)
    {
        echo $args['before_widget'];
        $title = apply_filters('widget_title', $this->get_instance_title($instance), $instance, $this->id_base);
        if ($title) {
            echo $args['before_title'] . $title . $args['after_title'];
        }
    }
    public function widget_end($args)
    {
        echo $args['after_widget'];
    }
    public function update($new_instance, $old_instance)
    {
        $instance = $old_instance;
        if (empty($this->settings)) {
            return $instance;
        }
        foreach ($this->settings as $key => $setting) {
            if (!isset($setting['type'])) {
                continue;
            }
            switch ($setting['type']) {
                case 'number':
                    $instance[$key] = absint($new_instance[$key]);
                    if (isset($setting['min']) && '' !== $setting['min']) {
                        $instance[$key] = max($instance[$key], $setting['min']);
                    }
                    if (isset($setting['max']) && '' !== $setting['max']) {
                        $instance[$key] = min($instance[$key], $setting['max']);
                    }
                    break;
                case 'textarea':
                    $instance[$key] = wp_kses(trim(wp_unslash($new_instance[$key])), wp_kses_allowed_html('post'));
                    break;
                case 'checkbox':
                    $instance[$key] = empty($new_instance[$key]) ? 0 : 1;
                    break;
                default:
                    $instance[$key] = isset($new_instance[$key]) ? sanitize_text_field($new_instance[$key]) : $setting['std'];
                    break;
            }
            $instance[$key] = apply_filters('woocommerce_widget_settings_sanitize_option', $instance[$key], $new_instance, $key, $setting);
        }
        $this->flush_widget_cache();
        return $instance;
    }
    public function form($instance)
    {
        if (empty($this->settings)) {
            return;
        }
        foreach ($this->settings as $key => $setting) {
            $class = isset($setting['class']) ? $setting['class'] : '';
            $value = isset($instance[$key]) ? $instance[$key] : $setting['std'];
            switch ($setting['type']) {
                case 'text':
                    ?>
					<p>
						<label for="<?php 
                    echo esc_attr($this->get_field_id($key));
                    ?>"><?php 
                    echo wp_kses_post($setting['label']);
                    ?></label><?php 
                    ?>
						<input class="widefat <?php 
                    echo esc_attr($class);
                    ?>" id="<?php 
                    echo esc_attr($this->get_field_id($key));
                    ?>" name="<?php 
                    echo esc_attr($this->get_field_name($key));
                    ?>" type="text" value="<?php 
                    echo esc_attr($value);
                    ?>" />
					</p>
					<?php 
                    break;
                case 'number':
                    ?>
					<p>
						<label for="<?php 
                    echo esc_attr($this->get_field_id($key));
                    ?>"><?php 
                    echo $setting['label'];
                    ?></label>
						<input class="widefat <?php 
                    echo esc_attr($class);
                    ?>" id="<?php 
                    echo esc_attr($this->get_field_id($key));
                    ?>" name="<?php 
                    echo esc_attr($this->get_field_name($key));
                    ?>" type="number" step="<?php 
                    echo esc_attr($setting['step']);
                    ?>" min="<?php 
                    echo esc_attr($setting['min']);
                    ?>" max="<?php 
                    echo esc_attr($setting['max']);
                    ?>" value="<?php 
                    echo esc_attr($value);
                    ?>" />
					</p>
					<?php 
                    break;
                case 'select':
                    ?>
					<p>
						<label for="<?php 
                    echo esc_attr($this->get_field_id($key));
                    ?>"><?php 
                    echo $setting['label'];
                    ?></label>
						<select class="widefat <?php 
                    echo esc_attr($class);
                    ?>" id="<?php 
                    echo esc_attr($this->get_field_id($key));
                    ?>" name="<?php 
                    echo esc_attr($this->get_field_name($key));
                    ?>">
							<?php 
                    foreach ($setting['options'] as $option_key => $option_value) {
                        ?>
								<option value="<?php 
                        echo esc_attr($option_key);
                        ?>" <?php 
                        selected($option_key, $value);
                        ?>><?php 
                        echo esc_html($option_value);
                        ?></option>
							<?php 
                    }
                    ?>
						</select>
					</p>
					<?php 
                    break;
                case 'textarea':
                    ?>
					<p>
						<label for="<?php 
                    echo esc_attr($this->get_field_id($key));
                    ?>"><?php 
                    echo $setting['label'];
                    ?></label>
						<textarea class="widefat <?php 
                    echo esc_attr($class);
                    ?>" id="<?php 
                    echo esc_attr($this->get_field_id($key));
                    ?>" name="<?php 
                    echo esc_attr($this->get_field_name($key));
                    ?>" cols="20" rows="3"><?php 
                    echo esc_textarea($value);
                    ?></textarea>
						<?php 
                    if (isset($setting['desc'])) {
                        ?>
							<small><?php 
                        echo esc_html($setting['desc']);
                        ?></small>
						<?php 
                    }
                    ?>
					</p>
					<?php 
                    break;
                case 'checkbox':
                    ?>
					<p>
						<input class="checkbox <?php 
                    echo esc_attr($class);
                    ?>" id="<?php 
                    echo esc_attr($this->get_field_id($key));
                    ?>" name="<?php 
                    echo esc_attr($this->get_field_name($key));
                    ?>" type="checkbox" value="1" <?php 
                    checked($value, 1);
                    ?> />
						<label for="<?php 
                    echo esc_attr($this->get_field_id($key));
                    ?>"><?php 
                    echo $setting['label'];
                    ?></label>
					</p>
					<?php 
                    break;
                default:
                    do_action('woocommerce_widget_field_' . $setting['type'], $key, $value, $setting, $instance);
                    break;
            }
        }
    }
    protected function get_current_page_url()
    {
        if (Constants::is_defined('SHOP_IS_ON_FRONT')) {
            $link = home_url();
        } elseif (is_shop()) {
            $link = get_permalink(wc_get_page_id('shop'));
        } elseif (is_product_category()) {
            $link = get_term_link(get_query_var('product_cat'), 'product_cat');
        } elseif (is_product_tag()) {
            $link = get_term_link(get_query_var('product_tag'), 'product_tag');
        } else {
            $queried_object = get_queried_object();
            $link = get_term_link($queried_object->slug, $queried_object->taxonomy);
        }
        if (isset($_GET['min_price'])) {
            $link = add_query_arg('min_price', wc_clean(wp_unslash($_GET['min_price'])), $link);
        }
        if (isset($_GET['max_price'])) {
            $link = add_query_arg('max_price', wc_clean(wp_unslash($_GET['max_price'])), $link);
        }
        if (isset($_GET['orderby'])) {
            $link = add_query_arg('orderby', wc_clean(wp_unslash($_GET['orderby'])), $link);
        }
        if (get_search_query()) {
            $link = add_query_arg('s', rawurlencode(htmlspecialchars_decode(get_search_query())), $link);
        }
        if (isset($_GET['post_type'])) {
            $link = add_query_arg('post_type', wc_clean(wp_unslash($_GET['post_type'])), $link);
            if (is_shop()) {
                $link = remove_query_arg('page_id', $link);
            }
        }
        if (isset($_GET['rating_filter'])) {
            $link = add_query_arg('rating_filter', wc_clean(wp_unslash($_GET['rating_filter'])), $link);
        }
        if ($_chosen_attributes = WC_Query::get_layered_nav_chosen_attributes()) {
            foreach ($_chosen_attributes as $name => $data) {
                $filter_name = wc_attribute_taxonomy_slug($name);
                if (!empty($data['terms'])) {
                    $link = add_query_arg('filter_' . $filter_name, implode(',', $data['terms']), $link);
                }
                if ('or' === $data['query_type']) {
                    $link = add_query_arg('query_type_' . $filter_name, 'or', $link);
                }
            }
        }
        return apply_filters('woocommerce_widget_get_current_page_url', $link, $this);
    }
    protected function get_widget_id_for_cache($widget_id, $scheme = '')
    {
        if ($scheme) {
            $widget_id_for_cache = $widget_id . '-' . $scheme;
        } else {
            $widget_id_for_cache = $widget_id . '-' . (is_ssl() ? 'https' : 'http');
        }
        return apply_filters('woocommerce_cached_widget_id', $widget_id_for_cache);
    }
}