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<?php |
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/** |
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* UI: Recommended Widget class |
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* |
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* Provides a widget with Parse.ly recommended articles. |
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* |
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* @package Parsely |
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*/ |
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|
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declare(strict_types=1); |
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|
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namespace Parsely\UI; |
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|
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use Parsely\Parsely; |
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use WP_Widget; |
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|
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use function Parsely\Utils\get_asset_info; |
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|
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use const Parsely\PARSELY_FILE; |
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|
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/** |
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* Provides a widget with Parse.ly recommended articles. |
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* |
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* @phpstan-type Widget_Settings array{ |
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* title: string, |
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* return_limit: int, |
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* display_direction: string, |
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* published_within: int, |
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* sort: string, |
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* personalize_results: bool, |
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* img_src: string, |
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* display_author: bool, |
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* } |
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*/ |
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final class Recommended_Widget extends WP_Widget { |
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/** |
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* Instance of Parsely class. |
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* |
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* @var Parsely |
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*/ |
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private $parsely; |
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|
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/** |
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* Default values of widget settings |
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* |
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* @var Widget_Settings |
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*/ |
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private static $default_widget_settings = array( |
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'title' => '', |
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'return_limit' => 5, |
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'display_direction' => 'vertical', |
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'published_within' => 0, |
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'sort' => 'score', |
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'personalize_results' => false, |
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'img_src' => 'parsely_thumb', |
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'display_author' => false, |
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); |
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|
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/** |
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* Constructor. |
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* |
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* @param Parsely $parsely Instance of Parsely class. |
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*/ |
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public function __construct( Parsely $parsely ) { |
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parent::__construct( |
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'Parsely_Recommended_Widget', |
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__( 'Parse.ly Recommended Widget', 'wp-parsely' ), |
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array( |
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'classname' => 'Recommended_Widget parsely-recommended-widget-hidden', |
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'description' => __( 'Display a list of post recommendations, personalized for a visitor or the current post.', 'wp-parsely' ), |
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) |
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); |
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|
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$this->parsely = $parsely; |
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} |
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|
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/** |
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* Gets the URL for the Recommendations API (GET /related). |
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* |
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* @since 2.5.0 |
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* |
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* @see https://docs.parse.ly/content-recommendations/ |
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* |
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* @internal While this is a public method now, this should be moved to a new class. |
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* |
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* @param string $site_id Publisher Site ID. |
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* @param int|null $published_within Publication filter start date; see https://docs.parse.ly/api-date-time/ for |
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* formatting details. No restriction by default. |
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* @param string|null $sort What to sort the results by. There are currently 2 valid options: `score`, |
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* which will sort articles by overall relevance and `pub_date` which will sort |
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* results by their publication date. The default is `score`. |
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* @param int $return_limit Number of records to retrieve; defaults to "10". |
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* @return string API URL. |
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*/ |
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private function get_api_url( string $site_id, ?int $published_within, ?string $sort, int $return_limit ): string { |
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$related_api_endpoint = Parsely::PUBLIC_API_BASE_URL . '/related'; |
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|
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$query_args = array( |
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'apikey' => $site_id, |
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'sort' => $sort, |
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'limit' => $return_limit, |
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); |
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|
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if ( null !== $published_within && 0 !== $published_within ) { |
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$query_args['pub_date_start'] = $published_within . 'd'; |
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} |
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|
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return add_query_arg( $query_args, $related_api_endpoint ); |
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} |
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|
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/** |
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* This is the widget function. |
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* |
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* @param array<string, string> $args Widget Arguments. |
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* @param array<mixed> $widget_settings Values saved to the db. |
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*/ |
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public function widget( $args, $widget_settings ): void /* @phpstan-ignore-line */ { |
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if ( ! $this->site_id_and_secret_are_populated() ) { |
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return; |
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} |
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|
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$instance = $this->get_widget_settings( $widget_settings ); |
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$removed_title_esc = remove_filter( 'widget_title', 'esc_html' ); |
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|
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/** This filter is documented in wp-includes/widgets/class-wp-widget-pages.php */ |
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$title = apply_filters( 'widget_title', $instance['title'] ); |
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|
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if ( $removed_title_esc ) { |
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add_filter( 'widget_title', 'esc_html' ); |
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} |
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|
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$title_html = $args['before_widget'] . $args['before_title'] . $title . $args['after_title']; |
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echo wp_kses_post( $title_html ); |
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|
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// Set up the variables. |
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$api_url = $this->get_api_url( |
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$this->parsely->get_site_id(), |
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(int) $instance['published_within'], // @phpstan-ignore-line |
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$instance['sort'], |
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(int) $instance['return_limit'] // @phpstan-ignore-line |
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); |
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|
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?> |
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|
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<div class="parsely-recommended-widget" |
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data-parsely-widget-display-author="<?php echo esc_attr( (string) wp_json_encode( $instance['display_author'] ) ); ?>" |
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data-parsely-widget-display-direction="<?php echo esc_attr( $instance['display_direction'] ); ?>" |
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data-parsely-widget-api-url="<?php echo esc_url( $api_url ); ?>" |
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data-parsely-widget-img-display="<?php echo esc_attr( $instance['img_src'] ); ?>" |
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data-parsely-widget-permalink="<?php echo esc_url( (string) get_permalink() ); ?>" |
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data-parsely-widget-personalized="<?php echo esc_attr( (string) wp_json_encode( $instance['personalize_results'] ) ); ?>" |
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data-parsely-widget-id="<?php echo esc_attr( (string) $this->id ); ?>" |
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></div> |
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|
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<?php |
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|
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$recommended_widget_script_asset = get_asset_info( 'build/recommended-widget.asset.php' ); |
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|
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wp_register_script( |
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'wp-parsely-recommended-widget', |
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plugin_dir_url( PARSELY_FILE ) . 'build/recommended-widget.js', |
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$recommended_widget_script_asset['dependencies'], |
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$recommended_widget_script_asset['version'], |
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true |
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); |
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|
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wp_register_style( |
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'wp-parsely-recommended-widget', |
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plugin_dir_url( PARSELY_FILE ) . 'build/recommended-widget.css', |
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array(), |
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$recommended_widget_script_asset['version'] |
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); |
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|
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wp_enqueue_script( 'wp-parsely-recommended-widget' ); |
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wp_enqueue_style( 'wp-parsely-recommended-widget' ); |
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|
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echo wp_kses_post( $args['after_widget'] ); |
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} |
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|
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/** |
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* This is the form function. |
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* |
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* @param array<mixed> $current_settings Values saved to the db. |
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*/ |
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public function form( $current_settings ): string { |
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if ( ! $this->site_id_and_secret_are_populated() ) { |
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$settings_page_url = add_query_arg( 'page', 'parsely', get_admin_url() . 'options-general.php' ); |
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|
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$message = sprintf( |
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/* translators: %s: Plugin settings page URL */ |
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__( 'The <i>Parse.ly Site ID</i> and <i>Parse.ly API Secret</i> fields need to be populated on the <a href="%s">Parse.ly settings page</a> for this widget to work.', 'wp-parsely' ), |
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esc_url( $settings_page_url ) |
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); |
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|
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echo '<p>', wp_kses_post( $message ), '</p>'; |
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|
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return ''; |
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} |
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|
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$instance = $this->get_widget_settings( $current_settings ); |
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|
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// editable fields: title. |
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$title = $instance['title']; |
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$return_limit = $instance['return_limit']; |
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$display_direction = $instance['display_direction']; |
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$published_within = $instance['published_within']; |
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$sort = $instance['sort']; |
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$personalize_results = $instance['personalize_results']; |
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$img_src = $instance['img_src']; |
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$display_author = $instance['display_author']; |
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|
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$instance['return_limit'] = $return_limit; |
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$instance['display_direction'] = $display_direction; |
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$instance['published_within'] = $published_within; |
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$instance['sort'] = $sort; |
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$instance['personalize_results'] = $personalize_results; |
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$instance['img_src'] = $img_src; |
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$instance['display_author'] = $display_author; |
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|
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?> |
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<p> |
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<label for="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>"><?php esc_html_e( 'Title:', 'wp-parsely' ); ?></label> |
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<br> |
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<input type="text" id="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'title' ) ); ?>" value="<?php echo esc_attr( $title ); ?>" class="widefat" /> |
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</p> |
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<p> |
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<label for="<?php echo esc_attr( $this->get_field_id( 'published_within' ) ); ?>" id="<?php echo esc_attr( $this->get_field_id( 'published_within_label' ) ); ?>"><?php esc_html_e( 'Published within', 'wp-parsely' ); ?></label> |
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<input type="number" id="<?php echo esc_attr( $this->get_field_id( 'published_within' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'published_within' ) ); ?>" value="<?php echo esc_attr( (string) $instance['published_within'] ); ?>" min="0" max="30" |
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class="tiny-text" aria-labelledby="<?php echo esc_attr( $this->get_field_id( 'published_within_label' ) ); ?> <?php echo esc_attr( $this->get_field_id( 'published_within' ) ); ?> <?php echo esc_attr( $this->get_field_id( 'published_within_unit' ) ); ?>" /> |
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<span id="<?php echo esc_attr( $this->get_field_id( 'published_within_unit' ) ); ?>"> <?php esc_html_e( 'days (0 for no limit).', 'wp-parsely' ); ?></span> |
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</p> |
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<p> |
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<label for="<?php echo esc_attr( $this->get_field_id( 'return_limit' ) ); ?>"><?php esc_html_e( 'Number of posts to show (max 20):', 'wp-parsely' ); ?></label> |
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<input type="number" id="<?php echo esc_attr( $this->get_field_id( 'return_limit' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'return_limit' ) ); ?>" value="<?php echo esc_attr( (string) $instance['return_limit'] ); ?>" min="1" max="20" class="tiny-text" /> |
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</p> |
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<p> |
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<fieldset> |
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<legend><?php esc_html_e( 'Display entries:', 'wp-parsely' ); ?></legend> |
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<p> |
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<input type="radio" id="<?php echo esc_attr( $this->get_field_id( 'display_direction_horizontal' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'display_direction' ) ); ?>"<?php checked( $instance['display_direction'], 'horizontal' ); ?> value="horizontal" /> |
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<label for="<?php echo esc_attr( $this->get_field_id( 'display_direction_horizontal' ) ); ?>"><?php esc_html_e( 'Horizontally', 'wp-parsely' ); ?></label> |
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<br /> |
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<input type="radio" id="<?php echo esc_attr( $this->get_field_id( 'display_direction_vertical' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'display_direction' ) ); ?>"<?php checked( $instance['display_direction'], 'vertical' ); ?> value="vertical" /> |
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<label for="<?php echo esc_attr( $this->get_field_id( 'display_direction_vertical' ) ); ?>"><?php esc_html_e( 'Vertically', 'wp-parsely' ); ?></label> |
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</p> |
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</fieldset> |
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</p> |
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<p> |
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<label for="<?php echo esc_attr( $this->get_field_id( 'sort' ) ); ?>"><?php esc_html_e( 'Sort by:', 'wp-parsely' ); ?></label> |
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<br> |
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<select id="<?php echo esc_attr( $this->get_field_id( 'sort' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'sort' ) ); ?>" class="widefat"> |
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<option<?php selected( $instance['sort'], 'score' ); ?> value="score"><?php esc_html_e( 'Score', 'wp-parsely' ); ?></option> |
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<option<?php selected( $instance['sort'], 'pub_date' ); ?> value="pub_date"><?php esc_html_e( 'Publish date', 'wp-parsely' ); ?></option> |
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</select> |
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</p> |
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<p> |
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<label for="<?php echo esc_attr( $this->get_field_id( 'img_src' ) ); ?>"><?php esc_html_e( 'Image source:', 'wp-parsely' ); ?></label> |
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<br> |
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<select id="<?php echo esc_attr( $this->get_field_id( 'img_src' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'img_src' ) ); ?>" class="widefat"> |
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<option<?php selected( $instance['img_src'], 'parsely_thumb' ); ?> value="parsely_thumb"><?php esc_html_e( 'Parse.ly generated thumbnail (85x85px)', 'wp-parsely' ); ?></option> |
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<option<?php selected( $instance['img_src'], 'original' ); ?> value="original"><?php esc_html_e( 'Original image', 'wp-parsely' ); ?></option> |
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<option<?php selected( $instance['img_src'], 'none' ); ?> value="none"><?php esc_html_e( 'No image', 'wp-parsely' ); ?></option> |
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</select> |
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</p> |
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<p> |
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<input type="checkbox" id="<?php echo esc_attr( $this->get_field_id( 'display_author' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'display_author' ) ); ?>" value="display_author"<?php checked( $instance['display_author'], 'display_author' ); ?> /> |
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<label for="<?php echo esc_attr( $this->get_field_id( 'display_author' ) ); ?>"><?php esc_html_e( 'Display author', 'wp-parsely' ); ?></label> |
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<br /> |
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<input type="checkbox" id="<?php echo esc_attr( $this->get_field_id( 'personalize_results' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'personalize_results' ) ); ?>" value="personalize_results"<?php checked( $instance['personalize_results'], 'personalize_results' ); ?> /> |
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<label for="<?php echo esc_attr( $this->get_field_id( 'personalize_results' ) ); ?>"><?php esc_html_e( 'Personalize recommended results', 'wp-parsely' ); ?></label> |
| 271 |
</p> |
| 272 |
<?php |
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|
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return ''; |
| 275 |
} |
| 276 |
|
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/** |
| 278 |
* This is the update function. |
| 279 |
* |
| 280 |
* @param Widget_Settings $new_instance The new values for the db. |
| 281 |
* @param Widget_Settings $old_instance Values saved to the db. |
| 282 |
* @return Widget_Settings |
| 283 |
*/ |
| 284 |
public function update( $new_instance, $old_instance ) /* @phpstan-ignore-line */ { |
| 285 |
$instance = $old_instance; |
| 286 |
$instance['title'] = trim( wp_kses_post( $new_instance['title'] ) ); |
| 287 |
$instance['published_within'] = $new_instance['published_within']; |
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$instance['return_limit'] = $new_instance['return_limit'] <= 20 ? $new_instance['return_limit'] : 20; |
| 289 |
$instance['display_direction'] = trim( $new_instance['display_direction'] ); |
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$instance['sort'] = trim( $new_instance['sort'] ); |
| 291 |
$instance['display_author'] = $new_instance['display_author']; |
| 292 |
$instance['personalize_results'] = $new_instance['personalize_results']; |
| 293 |
$instance['img_src'] = trim( $new_instance['img_src'] ); |
| 294 |
|
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return $instance; |
| 296 |
} |
| 297 |
|
| 298 |
/** |
| 299 |
* Checks if both the Site ID and API secret settings are populated with |
| 300 |
* non-empty values. |
| 301 |
* |
| 302 |
* @since 2.5.0 |
| 303 |
* |
| 304 |
* @return bool True if Site ID and API Secret settings are set. |
| 305 |
* False otherwise. |
| 306 |
*/ |
| 307 |
private function site_id_and_secret_are_populated(): bool { |
| 308 |
return $this->parsely->site_id_is_set() && $this->parsely->api_secret_is_set(); |
| 309 |
} |
| 310 |
|
| 311 |
/** |
| 312 |
* Returns all widget settings by assigning defaults if a setting isn't present |
| 313 |
* |
| 314 |
* @since 3.7.0 |
| 315 |
* |
| 316 |
* @param array<string, mixed> $settings Widget Options. |
| 317 |
* @return Widget_Settings |
| 318 |
*/ |
| 319 |
public function get_widget_settings( array $settings ) { |
| 320 |
/** |
| 321 |
* Variable. |
| 322 |
* |
| 323 |
* @var Widget_Settings |
| 324 |
*/ |
| 325 |
$widget_settings = $settings; |
| 326 |
|
| 327 |
return array_merge( self::$default_widget_settings, $widget_settings ); |
| 328 |
} |
| 329 |
} |
| 330 |
|
