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WP_Theme::is_allowed( string $check = 'both', int $blog_id = null )

Whether the theme is allowed (multisite only).

Parameters

$check

(string) (Optional) Whether to check only the 'network'-wide settings, the 'site' settings, or 'both'. Defaults to 'both'.

Default value: 'both'

$blog_id

(int) (Optional) Ignored if only network-wide settings are checked. Defaults to current site.

Default value: null

Return

(bool) Whether the theme is allowed for the network. Returns true in single-site.

Source

File: wp-includes/class-wp-theme.php

public function is_allowed( $check = 'both', $blog_id = null ) {
		if ( ! is_multisite() ) {
			return true;
		}

		if ( 'both' === $check || 'network' === $check ) {
			$allowed = self::get_allowed_on_network();
			if ( ! empty( $allowed[ $this->get_stylesheet() ] ) ) {
				return true;
			}
		}

		if ( 'both' === $check || 'site' === $check ) {
			$allowed = self::get_allowed_on_site( $blog_id );
			if ( ! empty( $allowed[ $this->get_stylesheet() ] ) ) {
				return true;
			}
		}

		return false;
	}

Uses

Uses	Description
wp-includes/class-wp-theme.php: WP_Theme::get_allowed_on_network()	Returns array of stylesheet names of themes allowed on the network.
wp-includes/class-wp-theme.php: WP_Theme::get_allowed_on_site()	Returns array of stylesheet names of themes allowed on the site.
wp-includes/class-wp-theme.php: WP_Theme::get_stylesheet()	The directory name of the theme’s “stylesheet” files, inside the theme root.
wp-includes/load.php: is_multisite()	If Multisite is enabled.

Changelog

Version	Description
3.4.0	Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_theme/is_allowed