Wordlift_Publisher_Service

Complexity

Total Complexity

10

Size/Duplication

Total Lines	150
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	1

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	count()	0	23	1
B	limit_search_to_title()	0	25	6
A	query()	0	50	1
A	get_attachment_image_url()	0	6	2

<?php
/**
 * Services: Publisher Service.
 *
 * The Publisher service provides functions to list potential publishers.
 *
 * @since      3.11.0
 * @package    Wordlift
 * @subpackage Wordlift/includes
 */

/**
 * Define the {@link Wordlift_Publisher_Service} class.
 *
 * @since      3.11.0
 * @package    Wordlift
 * @subpackage Wordlift/includes
 */
class Wordlift_Publisher_Service {

	/**
	 * Counts the number of potential publishers.
	 *
	 * @since 3.11.0
	 *
	 * @return int The number of potential publishers.
	 */
	public function count() {

		// Search for entities which are either a Person
		// or Organization.

		// Get only the ids as all we need is the count.
		$entities = get_posts( array(
			'post_type'      => Wordlift_Entity_Service::valid_entity_post_types(),
			'post_status'    => 'publish',
			'posts_per_page' => - 1,
			'tax_query'      => array(
				array(
					'taxonomy' => Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME,
					'field'    => 'slug',
					'terms'    => array( 'organization', 'person' ),
				),
			),
			'fields'         => 'ids',
		) );

		// Finally return the count.
		return count( $entities );
	}

	/**
	 * Search SQL filter for matching against post title only.
	 *
	 * @link    http://wordpress.stackexchange.com/a/11826/1685
	 *
	 * @since   3.15.0
	 *
	 * @param   string   $search   The search string.
	 * @param   WP_Query $wp_query The {@link WP_Query} instance.
	 *
	 * @return array|string An array of results.
	 */
	public function limit_search_to_title( $search, $wp_query ) {

		// Bail out if the search or the `search_terms` haven't been set.
		if ( empty( $search ) || empty( $wp_query->query_vars['search_terms'] ) ) {
			return $search;
		}

		global $wpdb;

Use of global functionality is not recommended; it makes your code harder to test, and less reusable.

		$query_vars = $wp_query->query_vars;
		$percent    = ! empty( $query_vars['exact'] ) ? '' : '%';
		$search     = array();

		foreach ( (array) $query_vars['search_terms'] as $term ) {
			$search[] = $wpdb->prepare( "$wpdb->posts.post_title LIKE %s", $percent . $wpdb->esc_like( $term ) . $percent );
		}

		if ( ! is_user_logged_in() ) {
			$search[] = "$wpdb->posts.post_password = ''";
		}

		$search = ' AND ' . implode( ' AND ', $search );

		return $search;
	}

	/**
	 * Query WP for potential publishers, i.e. {@link WP_Post}s which are associated`
	 * with `wl_entity_type` (taxonomy) terms of `Organization` or `Person`.
	 *
	 * @since 3.11.0
	 *
	 * @param string $filter The title filter.
	 *
	 * @return array An array of results in a select2 friendly format.
	 */
	public function query( $filter = '' ) {

		// Search for the filter in the titles only.
		add_filter( 'posts_search', array(
			$this,
			'limit_search_to_title',
		), 10, 2 );

		/*
		 * Search for entities which are either a Person
		 * or Organization. Sort the results by title in ascending order.
		 */
		$entities = get_posts( array(
			'post_type'      => Wordlift_Entity_Service::valid_entity_post_types(),
			'post_status'    => 'publish',
			'posts_per_page' => - 1,
			'tax_query'      => array(
				array(
					'taxonomy' => Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME,
					'field'    => 'slug',
					'terms'    => array( 'organization', 'person' ),
				),
			),
			's'              => $filter,
			'orderby'        => 'title',
			'order'          => 'ASC',
		) );

		// Remove the search filter added before the query.
		remove_filter( 'posts_search', array(
			$this,
			'limit_search_to_title',
		), 10, 2 );

		// Set a reference to ourselves to pass to the closure.
		$publisher_service = $this;

		// Map the results in a `Select2` compatible array.
		return array_map( function ( $entity ) use ( $publisher_service ) {
			$type     = wp_get_post_terms( $entity->ID, Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME );
			$thumb_id = get_post_thumbnail_id( $entity->ID );

			return array(
				'id'            => $entity->ID,
				'text'          => $entity->post_title,
				'type'          => $type[0]->name,
				'thumbnail_url' => $publisher_service->get_attachment_image_url( $thumb_id ),
			);
		}, $entities );
	}

	/**
	 * Get the thumbnail's URL.
	 *
	 * @since 3.11.0
	 *
	 * @param int    $attachment_id The attachment id.
	 * @param string $size          The attachment size (default = 'thumbnail').
	 *
	 * @return string|bool The image URL or false if not found.
	 */
	public function get_attachment_image_url( $attachment_id, $size = 'thumbnail' ) {

		$image = wp_get_attachment_image_src( $attachment_id, $size );

		return isset( $image['0'] ) ? $image['0'] : false;
	}

}