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File Content: product-layered-nav.php

<?php
if (!class_exists('Woocommerce')) return;

use Automattic\WooCommerce\Internal\ProductAttributesLookup\Filterer;
defined( 'ABSPATH' ) || exit;
 
if(!function_exists('pxl_register_wp_widget')) return;
add_action( 'widgets_init', function(){
    pxl_register_wp_widget( 'Plexify_Product_Layered_Nav_Widget' );
});

class Plexify_Product_Layered_Nav_Widget extends WC_Widget {

public function __construct() {
		$this->widget_cssclass    = 'pxl-widget widget_layered_nav woocommerce-widget-layered-nav pxl-widget-layered-nav';
		$this->widget_description = esc_html__( 'Display a list of attributes to filter products in your store.', 'plexify' );
		$this->widget_id          = 'pxl_wc_layered_nav';
		$this->widget_name        = esc_html__( '* PXL Filter Products by Attribute', 'plexify' );
		parent::__construct();
	}
	public function update( $new_instance, $old_instance ) {
		$this->init_settings();
		return parent::update( $new_instance, $old_instance );
	} 
	public function form( $instance ) {
		$this->init_settings();
		parent::form( $instance );
	}

public function init_settings() {
		$attribute_array      = array();
		$std_attribute        = '';
		$attribute_taxonomies = wc_get_attribute_taxonomies();

if ( ! empty( $attribute_taxonomies ) ) {
			foreach ( $attribute_taxonomies as $tax ) {
				if ( taxonomy_exists( wc_attribute_taxonomy_name( $tax->attribute_name ) ) ) {
					$attribute_array[ $tax->attribute_name ] = $tax->attribute_name;
				}
			}
			$std_attribute = current( $attribute_array );
		}

$this->settings = array(
			'title'        => array(
				'type'  => 'text',
				'std'   => esc_html__( 'Filter by', 'plexify' ),
				'label' => esc_html__( 'Title', 'plexify' ),
			),
			'attribute'    => array(
				'type'    => 'select',
				'std'     => $std_attribute,
				'label'   => esc_html__( 'Attribute', 'plexify' ),
				'options' => $attribute_array,
			),
			'display_type' => array(
				'type'    => 'select',
				'std'     => 'list',
				'label'   => esc_html__( 'Display type', 'plexify' ),
				'options' => array(
					'list'     => esc_html__( 'List', 'plexify' ),
					'inline'     => esc_html__( 'Inline', 'plexify' ),
					'dropdown' => esc_html__( 'Dropdown', 'plexify' ),
				),
			),
			'list_style'        => array(
				'type'      => 'select',
				'std'       => 'df',
				'label'     => esc_html__( 'List Style (For Display type in list, inline)', 'plexify' ),
				'options'   => array(
					'df'   => esc_html__( 'Default List', 'plexify' ),
					'checkbox' => esc_html__( 'Check List', 'plexify' ),
					'swatches' => esc_html__( 'Swatches List', 'plexify' ),
				),
			),
			'show_labels'            => array(
				'type'      => 'select',
				'std'       => 'on',
				'label'     => esc_html__( 'Show label (For Swatches list style)', 'plexify' ),
				'options'   => array(
					'on'  => esc_html__( 'On', 'plexify' ),
					'off' => esc_html__( 'Off', 'plexify' ),
				),
			),
			'query_type'   => array(
				'type'    => 'select',
				'std'     => 'and',
				'label'   => esc_html__( 'Query type', 'plexify' ),
				'options' => array(
					'and' => esc_html__( 'AND', 'plexify' ),
					'or'  => esc_html__( 'OR', 'plexify' ),
				),
			),
			'items_count'       => array(
				'type'    => 'select',
				'std'     => 'on',
				'label'   => esc_html__( 'Show items count', 'plexify' ),
				'options' => array(
					'on'  => esc_html__( 'On', 'plexify' ),
					'off' => esc_html__( 'Off', 'plexify' ),
				),
			),
			
			'enable_scrollable' => array(
				'type'  => 'checkbox',
				'std'   => 0,
				'label' => esc_html__( 'Enable scrollable (For List style)', 'plexify' ),
			),
			'scrollable_height'       => array(
				'type'    => 'text',
				'std'     => '120px',
				'label'   => esc_html__( 'Scrollable height (For Scrollable Enable)', 'plexify' ),
			),
			'enable_collapse'  => array(
				'type'  => 'checkbox',
				'std'   => 0,
				'label' => esc_html__( 'Enable Collapse (For List style)', 'plexify' ),
			),
			'enable_load_more'  => array(
				'type'  => 'checkbox',
				'std'   => 0,
				'label' => esc_html__( 'Enable Load More (For List style)', 'plexify' ),
			),
			'items_loadmore_display'       => array(
				'type'    => 'text',
				'std'     => '4',
				'label'   => esc_html__( 'Items Display (For Load More Enable)', 'plexify' ),
			),
		);
	}

protected function get_instance_taxonomy( $instance ) {
		if ( isset( $instance['attribute'] ) ) {
			return wc_attribute_taxonomy_name( $instance['attribute'] );
		}

$attribute_taxonomies = wc_get_attribute_taxonomies();

if ( ! empty( $attribute_taxonomies ) ) {
			foreach ( $attribute_taxonomies as $tax ) {
				if ( taxonomy_exists( wc_attribute_taxonomy_name( $tax->attribute_name ) ) ) {
					return wc_attribute_taxonomy_name( $tax->attribute_name );
				}
			}
		}

return '';
	}

protected function get_instance_query_type( $instance ) {
		return isset( $instance['query_type'] ) ? $instance['query_type'] : 'and';
	}

protected function get_instance_display_type( $instance ) {
		return isset( $instance['display_type'] ) ? $instance['display_type'] : 'list';
	}

public function widget( $args, $instance ) {
		if ( ! is_shop() && ! is_product_taxonomy() ) {
			return;
		}

$_chosen_attributes = WC_Query::get_layered_nav_chosen_attributes();
		$taxonomy           = $this->get_instance_taxonomy( $instance );
		$query_type         = $this->get_instance_query_type( $instance );
		$display_type       = $this->get_instance_display_type( $instance );
		$enable_collapse = isset($instance['enable_collapse']) ? $instance['enable_collapse'] : $this->settings['enable_collapse']['std'];

if ( ! taxonomy_exists( $taxonomy ) ) {
			return;
		}

$terms = get_terms( $taxonomy, array( 'hide_empty' => '1' ) );

if ( 0 === count( $terms ) ) {
			return;
		}
		if( $enable_collapse != '0')
			$args['before_title'] = '<h4 class="widget-title enable-collapse"><span>';

ob_start();

$this->widget_start( $args, $instance );

if ( 'dropdown' === $display_type ) {
			wp_enqueue_script( 'selectWoo' );
			wp_enqueue_style( 'select2' );
			$found = $this->layered_nav_dropdown( $terms, $taxonomy, $query_type );
		} else {
			$found = $this->layered_nav_list( $terms, $taxonomy, $query_type, $instance );
		}

$this->widget_end( $args );

// Force found when option is selected - do not force found on taxonomy attributes.
		if ( ! is_tax() && is_array( $_chosen_attributes ) && array_key_exists( $taxonomy, $_chosen_attributes ) ) {
			$found = true;
		}

if ( ! $found ) {
			ob_end_clean();
		} else {
			echo ob_get_clean();
		}
	}

protected function get_current_taxonomy() {
		return is_tax() ? get_queried_object()->taxonomy : '';
	}

protected function get_current_term_id() {
		return absint( is_tax() ? get_queried_object()->term_id : 0 );
	}

protected function get_current_term_slug() {
		return absint( is_tax() ? get_queried_object()->slug : 0 );
	}

protected function layered_nav_dropdown( $terms, $taxonomy, $query_type ) {
		global $wp;
		$found = false;

if ( $taxonomy !== $this->get_current_taxonomy() ) {
			$term_counts          = $this->get_filtered_term_product_counts( wp_list_pluck( $terms, 'term_id' ), $taxonomy, $query_type );
			$_chosen_attributes   = WC_Query::get_layered_nav_chosen_attributes();
			$taxonomy_filter_name = wc_attribute_taxonomy_slug( $taxonomy );
			$taxonomy_label       = wc_attribute_label( $taxonomy );

/* translators: %s: taxonomy name */
			$any_label      = apply_filters( 'woocommerce_layered_nav_any_label', sprintf( esc_html__( 'Any %s', 'plexify' ), $taxonomy_label ), $taxonomy_label, $taxonomy );
			$multiple       = 'or' === $query_type;
			$current_values = isset( $_chosen_attributes[ $taxonomy ]['terms'] ) ? $_chosen_attributes[ $taxonomy ]['terms'] : array();

$form_action = $this->get_current_page_url();
			$form_action = remove_query_arg( [
				'query_type_' . $taxonomy_filter_name,
				'filter_' . $taxonomy_filter_name,
			], $form_action );
			?>

<form method="get" action="<?php echo esc_url( $form_action ); ?>" class="pxl-wc-layered-nav-dropdown">
				<select data-placeholder="<?php echo esc_attr( $any_label ); ?>" name="<?php echo 'filter_' . esc_attr( $taxonomy_filter_name ); ?>" class="pxl-layered-nav-dropdown pxl-dropdown_layered_nav_<?php echo esc_attr( $taxonomy_filter_name ); ?>" <?php echo esc_attr($multiple) == true  ? ' multiple="multiple"' : ''; ?>>
					<option value=""><?php echo esc_html( $any_label ); ?></option>
					<?php
					foreach ( $terms as $term ) {

// If on a term page, skip that term in widget list.
						if ( $term->term_id === $this->get_current_term_id() ) {
							continue;
						}

// Get count based on current view.
						$option_is_set = in_array( $term->slug, $current_values, true );
						$count         = isset( $term_counts[ $term->term_id ] ) ? $term_counts[ $term->term_id ] : 0;

// Only show options with count > 0.
						if ( 0 < $count ) {
							$found = true;
						} elseif ( 0 === $count && ! $option_is_set ) {
							continue;
						}

echo '<option value="' . esc_attr( urldecode( $term->slug ) ) . '" ' . selected( $option_is_set, true, false ) . '>' . esc_html( $term->name ) . '</option>';
					}
					?>
				</select>
				<?php if ( 'or' === $query_type ) : ?>
					<input type="hidden" name="query_type_<?php echo esc_attr( $taxonomy_filter_name ); ?>" value="or" class="filter-query-type"/>
				<?php endif; ?>
			</form>
			<?php
		}

return $found;
	}
  
	protected function get_filtered_term_product_counts( $term_ids, $taxonomy, $query_type ) {
		return wc_get_container()->get( Filterer::class )->get_filtered_term_product_counts( $term_ids, $taxonomy, $query_type );
	}

protected function get_main_tax_query() {
		return WC_Query::get_main_tax_query();
	}

protected function get_main_search_query_sql() {
		return WC_Query::get_main_search_query_sql();
	}

protected function get_main_meta_query() {
		return WC_Query::get_main_meta_query();
	}

protected function layered_nav_list( $terms, $taxonomy, $query_type, $instance ) {
  
		$show_labels    = isset( $instance['show_labels'] ) ? $instance['show_labels'] : $this->settings['show_labels']['std'];
		$display_type    = isset( $instance['display_type'] ) ? $instance['display_type'] : $this->settings['display_type']['std'];
		$list_style    = isset( $instance['list_style'] ) ? $instance['list_style'] : $this->settings['list_style']['std']; 
		$items_count = isset($instance['items_count']) ? $instance['items_count'] : $this->settings['items_count']['std'];
		$enable_scrollable  = isset($instance['enable_scrollable']) ? $instance['enable_scrollable'] : $this->settings['enable_scrollable']['std'];
		$enable_load_more   = isset($instance['enable_load_more']) ? $instance['enable_load_more'] : $this->settings['enable_load_more']['std'];
		$enable_collapse = isset($instance['enable_collapse']) ? $instance['enable_collapse'] : $this->settings['enable_collapse']['std'];
		 
		$ul_class = 'woocommerce-widget-layered-nav-list';
		$ul_class .= ' display-' . $display_type;
		$ul_class .= ' show-count-' . $items_count;
		$ul_class .= ' enable-scrollable-' . $enable_scrollable;
		$ul_class .= ' enable-loadmore-' . $enable_load_more;
		$ul_class .= ' enable-collapse-' . $enable_collapse;
		$ul_class .= ' ' . $taxonomy;

$attr_id   = wc_attribute_taxonomy_id_by_name( $taxonomy );
		$attr_info = wc_get_attribute( $attr_id );

if ( in_array( $display_type, [ 'list', 'inline' ], true ) ) {
			if ( 'swatches' === $list_style ) {
				switch ( $attr_info->type ) {
					case 'color':
						$ul_class .= ' list-style-color';
						break;
					case 'image':
						$ul_class .= ' list-style-image';
						break;
					case 'text':
					default:
						$ul_class .= ' list-style-text';
						break;
				}
				$ul_class .= ' show-label-'.$show_labels;
			} elseif ( 'checkbox' === $list_style ) {
				$ul_class .= ' list-style-checkbox';
			} else {
				$ul_class .= ' list-style-' . $list_style;
			}
		}

$ul_style = '';
		if( isset($instance['scrollable_height']) && !empty($instance['scrollable_height']) && $enable_scrollable == '1'){
			$scroll_height = strpos($instance['scrollable_height'], 'px') ? $instance['scrollable_height'] : $instance['scrollable_height'].'px';
			$ul_style = 'style="max-height:'.$scroll_height.';"';
		}

echo '<div class="widget-content-inner">';
		echo '<div class="' . $ul_class . '" '.$ul_style.'>';

$term_counts        = $this->get_filtered_term_product_counts( wp_list_pluck( $terms, 'term_id' ), $taxonomy, $query_type );
		$_chosen_attributes = WC_Query::get_layered_nav_chosen_attributes();
		$found              = false;
		$base_link          = $this->get_current_page_url();
 
		foreach ( $terms as $term ) {
			$current_values = isset( $_chosen_attributes[ $taxonomy ]['terms'] ) ? $_chosen_attributes[ $taxonomy ]['terms'] : array();
			$option_is_set  = in_array( $term->slug, $current_values, true );
			$count          = isset( $term_counts[ $term->term_id ] ) ? $term_counts[ $term->term_id ] : 0;

// Skip the term for the current archive.
			if ( $this->get_current_term_id() === $term->term_id ) {
				continue;
			}

// Only show options with count > 0.
			if ( 0 < $count ) {
				$found = true;
			} elseif ( 0 === $count && ! $option_is_set ) {
				continue;
			}

$filter_name = 'filter_' . wc_attribute_taxonomy_slug( $taxonomy );
			// phpcs:ignore WordPress.Security.NonceVerification.Recommended
			$current_filter = isset( $_GET[ $filter_name ] ) ? explode( ',', wc_clean( wp_unslash( $_GET[ $filter_name ] ) ) ) : array();
			$current_filter = array_map( 'sanitize_title', $current_filter );

if ( ! in_array( $term->slug, $current_filter, true ) ) {
				$current_filter[] = $term->slug;
			}

$link = remove_query_arg( $filter_name, $base_link );

// Add current filters to URL.
			foreach ( $current_filter as $key => $value ) {
				// Exclude query arg for current term archive term.
				if ( $value === $this->get_current_term_slug() ) {
					unset( $current_filter[ $key ] );
				}

// Exclude self so filter can be unset on click.
				if ( $option_is_set && $value === $term->slug ) {
					unset( $current_filter[ $key ] );
				}
			}

if ( ! empty( $current_filter ) ) {
				asort( $current_filter );
				$link = add_query_arg( $filter_name, implode( ',', $current_filter ), $link );

// Add Query type Arg to URL.
				if ( 'or' === $query_type && ! ( 1 === count( $current_filter ) && $option_is_set ) ) {
					$link = add_query_arg( 'query_type_' . wc_attribute_taxonomy_slug( $taxonomy ), 'or', $link );
				}
				$link = str_replace( '%2C', ',', $link );
			}

$item_link_class = 'filter-link term-link';
			$swatch_span  = $tooltip_span  ='';
			if ( 'swatches' === $list_style ) :
				switch ( $attr_info->type ) :
					case 'color':
						$color           = get_term_meta( $term->term_id, 'wpcvs_color', true ) ? : '#fff';
						$tooltip_text   = get_term_meta( $term->term_id, 'wpcvs_tooltip', true ) ? : '';
						$item_link_class .= ' pxl-ttip tt-top';
						$swatch_span     = '<div class="term-color"><span style="background: ' . $color . '"></span></div>';
						$tooltip_span  = '<span class="tt-txt">'.$tooltip_text.'</span>';
						break;
					case 'image':
						$val             = get_term_meta( $term->term_id, 'wpcvs_image', true );
						$tooltip_text   = get_term_meta( $term->term_id, 'wpcvs_tooltip', true ) ? : '';
						$item_link_class .= ' pxl-ttip tt-top';
						$tooltip_span  = '<span class="tt-txt">'.$tooltip_text.'</span>';
						if ( ! empty( $val ) ) {
							$image_url = wp_get_attachment_thumb_url( $val );
						} else {
							$image_url = wc_placeholder_img_src();
						}

$swatch_span = '<div class="term-shape"><span style="background-image: url(' . esc_attr( $image_url ) . ');"></span></div>';

break;
					case 'text':
					default:
						break;
				endswitch;
			endif;
			if ( 'checkbox' === $list_style && $attr_info->type == 'color') :
				$color = get_term_meta( $term->term_id, 'wpcvs_color', true ) ? : '#fff';
				$swatch_span = '<span class="term-color" style="background: ' . $color . '"></span>';
			endif;

$count_html = '';
			if ( 'on' === $items_count ) {
				$count_html = ' ' . apply_filters( 'woocommerce_layered_nav_count', '<span class="count">(' . absint( $count ) . ')</span>', $count, $term );
			}
 
			if ( $count > 0 || $option_is_set ) {
				$link      = apply_filters( 'woocommerce_layered_nav_link', $link, $term, $taxonomy );
				$term_html = '<a rel="nofollow" href="' . esc_url( $link ) . '" class="' . esc_attr( $item_link_class ) . '">'.$tooltip_span.$swatch_span.'<span class="title">' . esc_html( $term->name ) . '</span>'.$count_html.'</a>';
			} else {
				$link      = false;
				$term_html = '<div>' . $swatch_span .'<span class="title">' . esc_html( $term->name ) . '</span>'. $count_html.'</div>';
			}

echo '<div class="woocommerce-widget-layered-nav-list__item wc-layered-nav-term ' . ( $option_is_set ? 'woocommerce-widget-layered-nav-list__item--chosen chosen' : '' ) . '">';
			echo apply_filters( 'pxl_wc_layered_nav_term_html', $term_html, $term, $link, $count );
			echo '</div>';
		}

echo '</div>';
		$items_loadmore_display = (int)$instance['items_loadmore_display'];
		if( $enable_load_more == '1' && count($term_counts) > $items_loadmore_display){  
			echo '<span class="pxl-toogle-more" data-display="'.esc_attr($items_loadmore_display).'" data-less="'.esc_attr__( 'Less', 'plexify' ).'" data-more="'.esc_attr__( 'More', 'plexify' ).'" ><span class="text">' . esc_html__( 'More', 'plexify' ) . '</span><span class="pxl-icon pxli-angle-down2"></span></span>';
		}
		echo '</div>';
		return $found;
	}
}

Name	Size	Permission
author-info.php	20534 bytes	0644
product-layered-nav.php	17783 bytes	0644
recent-posts.php	8500 bytes	0644
widget-categories.php	6388 bytes	0644