<?php
/**
* Class responsible for rendering the filters.
*
* @since 5.0.0
* @package elasticpress
*/
namespace ElasticPress\Feature\Facets\Types\Date;
use ElasticPress\Features;
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
/**
* Facets render class
*/
class Renderer extends \ElasticPress\Feature\Facets\Renderer {
/**
* Whether to display the custom date filter.
*
* @var bool
*/
protected $display_custom_date;
/**
* Output the widget or block HTML.
*
* @param array $args Widget args
* @param array $instance Instance settings
*/
public function render( $args, $instance ) {
$this->display_custom_date = $instance['displayCustomDate'];
$feature = Features::factory()->get_registered_feature( 'facets' );
$facet_type = $feature->types['date'];
$selected_filters = $feature->get_selected();
$is_custom_date = $this->is_custom_date();
$applied_dates = isset( $selected_filters[ $facet_type->get_filter_type() ]['terms'] ) ? array_keys( $selected_filters[ $facet_type->get_filter_type() ]['terms'] ) : [];
?>
<form class="ep-facet-date-form">
<?php
foreach ( $facet_type->get_facet_options() as $date ) :
$is_selected = false;
$field_filters = $selected_filters;
if ( isset( $field_filters[ $facet_type->get_filter_type() ]['terms'][ $date['url-param'] ] ) ) {
unset( $field_filters[ $facet_type->get_filter_type() ]['terms'][ $date['url-param'] ] );
$is_selected = true;
} else {
$field_filters[ $facet_type->get_filter_type() ]['terms'] = [];
$field_filters[ $facet_type->get_filter_type() ]['terms'][ $date['url-param'] ] = $date['url-param'];
}
$item = [
'label' => $date['label'],
'is_selected' => $is_selected,
'value' => $date['url-param'],
];
?>
<?php
// phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped
echo $this->get_facet_item_value_html( $item, $feature->build_query_url( $field_filters ) );
// phpcs:enable WordPress.Security.EscapeOutput.OutputNotEscaped
?>
<?php endforeach ?>
<?php if ( $this->display_custom_date ) : ?>
<?php
// phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped
echo $this->get_facet_custom_date_item( $is_custom_date, $applied_dates );
// phpcs:enable WordPress.Security.EscapeOutput.OutputNotEscaped
?>
<?php endif; ?>
<?php
// phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped
echo $this->get_facet_action_item( $applied_dates );
// phpcs:enable WordPress.Security.EscapeOutput.OutputNotEscaped
?>
</form>
<?php
// Enqueue Script & Styles
wp_enqueue_script( 'elasticpress-facets' );
wp_enqueue_style( 'elasticpress-facets' );
}
/**
* Returns the HTML for a single facet item value.
*
* @param array $item The facet item to render.
* @param string $url The URL to apply the filter.
*
* @return string The HTML for the facet item value.
*/
public function get_facet_item_value_html( $item, string $url ): string {
$checked = $item['is_selected'] ? 'checked' : '';
$html = sprintf(
'<div class="ep-facet-date-option"><label><input type="radio" value="%1$s" class="ep-radio" name="%2$s" %3$s>%4$s</label></div>',
esc_attr( $item['value'] ),
esc_attr( $this->get_filter_name() ),
esc_attr( $checked ),
wp_kses_post( $item['label'] ),
);
/**
* Filter the HTML for an individual facet value.
*
* @since 5.0.0
* @hook ep_facet_date_value_html
* @param {string} $html Facet value HTML.
* @param {array} $item Value array. It contains `value`, `label` and `is_selected`.
* @return {string} Individual facet value HTML.
*/
return apply_filters( 'ep_facet_date_value_html', $html, $item );
}
/**
* Returns the HTML for the facet action item.
*
* @param array $applied_dates Applied dates.
*
* @return string The HTML for the facet action item.
*/
public function get_facet_action_item( $applied_dates ) {
$filter_button = sprintf(
'<button type="submit" class="wp-element-button ep-facet-date-form__action-submit">%s</button>',
esc_html__( 'Filter', 'elasticpress' ),
);
$clear_filter_link = sprintf(
'<a aria-label="Clear" href="%s" rel="nofollow" class="ep-facet-date-form__action-clear">%s</a>',
esc_url( $this->get_clear_filter_url() ),
esc_html__( 'Clear', 'elasticpress' ),
);
$html = sprintf(
'<div class="ep-facet-date-form__action">%s%s</div>',
$filter_button,
$applied_dates ? $clear_filter_link : '',
);
/**
* Filter the HTML for the facet action.
*
* @since 5.0.0
* @hook ep_facet_date_action_html
* @param {string} $html Facet action item HTML.
* @param {array} $selected_terms Selected terms.
* @return {string} Individual facet action item HTML.
*/
return apply_filters( 'ep_facet_date_action_html', $html, $applied_dates );
}
/**
* Returns the HTML for the facet custom date item.
*
* This method generates the HTML for the custom date range option in the date facet.
* It includes a radio button to select the custom date range option and a date picker to select the date range.
*
* @since 5.0.0
*
* @param bool $is_custom_date Whether the selected date filter is custom.
* @param array $applied_dates Applied dates.
* @return string The HTML for the facet custom date item.
*/
public function get_facet_custom_date_item( $is_custom_date, $applied_dates ) {
$radio_button = sprintf(
'<div class="ep-facet-date-option"><label><input class="ep-radio ep-date-range-custom-radio" type="radio" name="%1$s" value="custom" class="ep-date-range-custom-radio" %2$s />%3$s</label></div>',
esc_attr( $this->get_filter_name() ),
$is_custom_date ? 'checked' : '',
esc_html__( 'Custom', 'elasticpress' )
);
$date_picker = sprintf(
'<div class="ep-date-range-picker %1$s"><div class="ep-date-range-picker__from"><label>%2$s</label><input type="date" name="%3$s_from" value="%4$s"></div><div class="ep-date-range-picker__to"><label>%5$s</label><input type="date" name="%3$s_to" value="%6$s"></div></div>',
! $is_custom_date ? 'is-hidden' : '',
esc_html__( 'From:', 'elasticpress' ),
esc_attr( $this->get_filter_name() ),
esc_attr( $applied_dates[0] ?? '' ),
esc_html__( 'To:', 'elasticpress' ),
esc_attr( $applied_dates[1] ?? '' )
);
$html = sprintf(
'%s%s',
$radio_button,
$date_picker,
);
/**
* Filter the HTML for the facet custom date.
*
* @since 5.0.0
* @hook ep_facet_date_custom_date_html
* @param {string} $html Facet custom date item HTML.
* @param {bool} $is_custom_date Whether the selected date filter is custom.
* @param {array} $applied_dates Applied dates.
* @return {string} Individual facet custom date item HTML.
*/
return apply_filters( 'ep_facet_date_custom_date_html', $html, $is_custom_date, $applied_dates );
}
/**
* Returns the URL to clear the selected date filter.
*
* @return string The URL to clear the selected date filter.
*/
public function get_clear_filter_url(): string {
$feature = Features::factory()->get_registered_feature( 'facets' );
$facet_type = $feature->types['date'];
$selected_filters = $feature->get_selected();
unset( $selected_filters[ $facet_type->get_filter_type() ] );
return $feature->build_query_url( $selected_filters );
}
/**
* Checks if the selected date filter is custom. If the selected date filter has more than one term, it is considered as custom
*
* @return bool True if the selected date filter is custom, false otherwise.
*/
protected function is_custom_date(): bool {
$feature = Features::factory()->get_registered_feature( 'facets' );
$facet_type = $feature->types['date'];
$selected_filters = $feature->get_selected();
if ( empty( $selected_filters[ $facet_type->get_filter_type() ] ) ) {
return false;
}
$selected_dates = array_keys( $selected_filters[ $facet_type->get_filter_type() ]['terms'] );
$default_options = array_column( $facet_type->get_facet_options(), 'url-param' );
$selected_dates = array_diff( $selected_dates, $default_options );
return count( $selected_dates ) > 0;
}
/**
* Get the filter name for the date facet type.
*
* @return string The filter name.
*/
protected function get_filter_name(): string {
$feature = Features::factory()->get_registered_feature( 'facets' );
$facet_type = $feature->types['date'];
return $facet_type->get_filter_name();
}
}