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<?php |
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/** |
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* LSX_Search_FacetWP_Hierarchy Frontend Main Class |
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*/ |
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namespace lsx\search\classes\facetwp; |
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class Hierarchy { |
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/** |
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* Holds class instance |
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* |
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* @since 1.0.0 |
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* |
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* @var object \lsx\search\classes\facetwp\Hierarchy() |
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*/ |
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protected static $instance = null; |
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/** |
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* Constructor |
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*/ |
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public function __construct() { |
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add_filter( 'facetwp_facet_html', array( $this, 'checkbox_facet_html' ), 100, 2 ); |
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} |
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/** |
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* Return an instance of this class. |
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* |
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* @since 1.0.0 |
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* |
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* @return object \lsx\search\classes\facetwp\Hierarchy() A single instance of this class. |
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*/ |
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public static function get_instance() { |
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// If the single instance hasn't been set, set it now. |
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if ( null === self::$instance ) { |
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self::$instance = new self(); |
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} |
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return self::$instance; |
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} |
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public function checkbox_facet_html( $output, $params ) { |
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if ( 'checkboxes' === $params['facet']['type'] && 'yes' === $params['facet']['hierarchical'] ) { |
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$output = $this->render_hierarchy( $params ); |
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} |
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return $output; |
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} |
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/** |
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* Generate the facet HTML (hierarchical taxonomies) |
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*/ |
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function render_hierarchy( $params ) { |
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$output = ''; |
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$facet = $params['facet']; |
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$selected_values = (array) $params['selected_values']; |
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$values = FWP()->helper->sort_taxonomy_values( $params['values'], $facet['orderby'] ); |
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$init_depth = -1; |
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$last_depth = -1; |
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foreach ( $values as $result ) { |
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$depth = (int) $result['depth']; |
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/*if ( -1 == $last_depth ) { |
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$init_depth = $depth; |
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} |
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elseif ( $depth > $last_depth ) { |
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$output .= '<div class="facetwp-depth">'; |
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} |
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elseif ( $depth < $last_depth ) { |
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for ( $i = $last_depth; $i > $depth; $i-- ) { |
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$output .= '</div>'; |
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} |
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}*/ |
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$selected = in_array( $result['facet_value'], $selected_values ) ? ' checked' : ''; |
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$selected .= ( 0 == $result['counter'] && '' == $selected ) ? ' disabled' : ''; |
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$is_child = ( 0 == $result['parent_id'] && '0' == $result['parent_id'] ) ? ' is-child' : ''; |
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$depth_css = ' depth-' . $result['depth']; |
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$output .= '<div class="facetwp-checkbox' . $selected . $is_child . $depth_css . '" data-parent-id="' . esc_attr( $result['parent_id'] ) . '" data-value="' . esc_attr( $result['facet_value'] ) . '">'; |
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$output .= esc_html( $result['facet_display_value'] ) . ' <span class="facetwp-counter">(' . $result['counter'] . ')</span>'; |
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$output .= '</div>'; |
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$last_depth = $depth; |
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} |
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for ( $i = $last_depth; $i > $init_depth; $i-- ) { |
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$output .= '</div>'; |
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} |
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return $output; |
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} |
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} |
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lightspeeddevelopment /
lsx-search
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