📄 Viewing: class-register-capabilities.php

<?php
/**
 * WPSEO plugin file.
 *
 * @package WPSEO\Admin\Capabilities
 */

/**
 * Capabilities registration class.
 */
class WPSEO_Register_Capabilities implements WPSEO_WordPress_Integration {

	/**
	 * Registers the hooks.
	 *
	 * @return void
	 */
	public function register_hooks() {
		add_action( 'wpseo_register_capabilities', array( $this, 'register' ) );

		if ( is_multisite() ) {
			add_action( 'user_has_cap', array( $this, 'filter_user_has_wpseo_manage_options_cap' ), 10, 4 );
		}
	}

	/**
	 * Registers the capabilities.
	 *
	 * @return void
	 */
	public function register() {
		$manager = WPSEO_Capability_Manager_Factory::get();

		$manager->register( 'wpseo_bulk_edit', array( 'editor', 'wpseo_editor', 'wpseo_manager' ) );
		$manager->register( 'wpseo_edit_advanced_metadata', array( 'wpseo_editor', 'wpseo_manager' ) );

		$manager->register( 'wpseo_manage_options', array( 'administrator', 'wpseo_manager' ) );
	}

	/**
	 * Revokes the 'wpseo_manage_options' capability from administrator users if it should only
	 * only be granted to network administrators.
	 *
	 * @param array   $allcaps An array of all the user's capabilities.
	 * @param array   $caps    Actual capabilities being checked.
	 * @param array   $args    Optional parameters passed to has_cap(), typically object ID.
	 * @param WP_User $user    The user object.
	 *
	 * @return array Possibly modified array of the user's capabilities.
	 */
	public function filter_user_has_wpseo_manage_options_cap( $allcaps, $caps, $args, $user ) {

		// We only need to do something if 'wpseo_manage_options' is being checked.
		if ( ! in_array( 'wpseo_manage_options', $caps, true ) ) {
			return $allcaps;
		}

		// If the user does not have 'wpseo_manage_options' anyway, we don't need to revoke access.
		if ( empty( $allcaps['wpseo_manage_options'] ) ) {
			return $allcaps;
		}

		// If the user does not have 'delete_users', they are not an administrator.
		if ( empty( $allcaps['delete_users'] ) ) {
			return $allcaps;
		}

		$options = WPSEO_Options::get_instance();

		if ( $options->get( 'access' ) === 'superadmin' && ! is_super_admin( $user->ID ) ) {
			unset( $allcaps['wpseo_manage_options'] );
		}

		return $allcaps;
	}
}

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