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WP_Customize_Manager::handle_load_themes_request() WP 4.9.0

Load themes into the theme browsing/installation UI.

Это метод класса: WP_Customize_Manager

Хуки из метода
Возвращает

Null. Ничего.

Использование

$WP_Customize_Manager = new WP_Customize_Manager();
$var = $WP_Customize_Manager->handle_load_themes_request();

Список изменений

С версии 4.9.0 Введена.

Код WP Customize Manager::handle load themes request: wp-includes/class-wp-customize-manager.php WP 5.3.2

<?php
public function handle_load_themes_request() {
	check_ajax_referer( 'switch_themes', 'nonce' );

	if ( ! current_user_can( 'switch_themes' ) ) {
		wp_die( -1 );
	}

	if ( empty( $_POST['theme_action'] ) ) {
		wp_send_json_error( 'missing_theme_action' );
	}
	$theme_action = sanitize_key( $_POST['theme_action'] );
	$themes       = array();
	$args         = array();

	// Define query filters based on user input.
	if ( ! array_key_exists( 'search', $_POST ) ) {
		$args['search'] = '';
	} else {
		$args['search'] = sanitize_text_field( wp_unslash( $_POST['search'] ) );
	}

	if ( ! array_key_exists( 'tags', $_POST ) ) {
		$args['tag'] = '';
	} else {
		$args['tag'] = array_map( 'sanitize_text_field', wp_unslash( (array) $_POST['tags'] ) );
	}

	if ( ! array_key_exists( 'page', $_POST ) ) {
		$args['page'] = 1;
	} else {
		$args['page'] = absint( $_POST['page'] );
	}

	require_once ABSPATH . 'wp-admin/includes/theme.php';

	if ( 'installed' === $theme_action ) {

		// Load all installed themes from wp_prepare_themes_for_js().
		$themes = array( 'themes' => wp_prepare_themes_for_js() );
		foreach ( $themes['themes'] as &$theme ) {
			$theme['type']   = 'installed';
			$theme['active'] = ( isset( $_POST['customized_theme'] ) && $_POST['customized_theme'] === $theme['id'] );
		}
	} elseif ( 'wporg' === $theme_action ) {

		// Load WordPress.org themes from the .org API and normalize data to match installed theme objects.
		if ( ! current_user_can( 'install_themes' ) ) {
			wp_die( -1 );
		}

		// Arguments for all queries.
		$wporg_args = array(
			'per_page' => 100,
			'fields'   => array(
				'reviews_url' => true, // Explicitly request the reviews URL to be linked from the customizer.
			),
		);

		$args = array_merge( $wporg_args, $args );

		if ( '' === $args['search'] && '' === $args['tag'] ) {
			$args['browse'] = 'new'; // Sort by latest themes by default.
		}

		// Load themes from the .org API.
		$themes = themes_api( 'query_themes', $args );
		if ( is_wp_error( $themes ) ) {
			wp_send_json_error();
		}

		// This list matches the allowed tags in wp-admin/includes/theme-install.php.
		$themes_allowedtags                     = array_fill_keys(
			array( 'a', 'abbr', 'acronym', 'code', 'pre', 'em', 'strong', 'div', 'p', 'ul', 'ol', 'li', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'img' ),
			array()
		);
		$themes_allowedtags['a']                = array_fill_keys( array( 'href', 'title', 'target' ), true );
		$themes_allowedtags['acronym']['title'] = true;
		$themes_allowedtags['abbr']['title']    = true;
		$themes_allowedtags['img']              = array_fill_keys( array( 'src', 'class', 'alt' ), true );

		// Prepare a list of installed themes to check against before the loop.
		$installed_themes = array();
		$wp_themes        = wp_get_themes();
		foreach ( $wp_themes as $theme ) {
			$installed_themes[] = $theme->get_stylesheet();
		}
		$update_php = network_admin_url( 'update.php?action=install-theme' );

		// Set up properties for themes available on WordPress.org.
		foreach ( $themes->themes as &$theme ) {
			$theme->install_url = add_query_arg(
				array(
					'theme'    => $theme->slug,
					'_wpnonce' => wp_create_nonce( 'install-theme_' . $theme->slug ),
				),
				$update_php
			);

			$theme->name        = wp_kses( $theme->name, $themes_allowedtags );
			$theme->version     = wp_kses( $theme->version, $themes_allowedtags );
			$theme->description = wp_kses( $theme->description, $themes_allowedtags );
			$theme->stars       = wp_star_rating(
				array(
					'rating' => $theme->rating,
					'type'   => 'percent',
					'number' => $theme->num_ratings,
					'echo'   => false,
				)
			);
			$theme->num_ratings = number_format_i18n( $theme->num_ratings );
			$theme->preview_url = set_url_scheme( $theme->preview_url );

			// Handle themes that are already installed as installed themes.
			if ( in_array( $theme->slug, $installed_themes, true ) ) {
				$theme->type = 'installed';
			} else {
				$theme->type = $theme_action;
			}

			// Set active based on customized theme.
			$theme->active = ( isset( $_POST['customized_theme'] ) && $_POST['customized_theme'] === $theme->slug );

			// Map available theme properties to installed theme properties.
			$theme->id           = $theme->slug;
			$theme->screenshot   = array( $theme->screenshot_url );
			$theme->authorAndUri = wp_kses( $theme->author['display_name'], $themes_allowedtags );

			if ( isset( $theme->parent ) ) {
				$theme->parent = $theme->parent['slug'];
			} else {
				$theme->parent = false;
			}
			unset( $theme->slug );
			unset( $theme->screenshot_url );
			unset( $theme->author );
		} // End foreach().
	} // End if().

	/**
	 * Filters the theme data loaded in the customizer.
	 *
	 * This allows theme data to be loading from an external source,
	 * or modification of data loaded from `wp_prepare_themes_for_js()`
	 * or WordPress.org via `themes_api()`.
	 *
	 * @since 4.9.0
	 *
	 * @see wp_prepare_themes_for_js()
	 * @see themes_api()
	 * @see WP_Customize_Manager::__construct()
	 *
	 * @param array                $themes  Nested array of theme data.
	 * @param array                $args    List of arguments, such as page, search term, and tags to query for.
	 * @param WP_Customize_Manager $manager Instance of Customize manager.
	 */
	$themes = apply_filters( 'customize_load_themes', $themes, $args, $this );

	wp_send_json_success( $themes );
}