BP_REST_Forums_Endpoint::update_item_permissions_check( WP_REST_Request $request )

	public function update_item_permissions_check( $request ) {
		$retval = true;

		if ( ! is_user_logged_in() ) {
			$retval = new WP_Error(
				'bp_rest_authorization_required',
				__( 'Sorry, you are not allowed to subscribe/unsubscribe the forum.', 'buddyboss' ),
				array(
					'status' => rest_authorization_required_code(),
				)
			);
		}

		if ( true === $retval && ! bbp_is_subscriptions_active() ) {
			$retval = new WP_Error(
				'bp_rest_authorization_required',
				__( 'Subscription was disabled.', 'buddyboss' ),
				array(
					'status' => 404,
				)
			);
		}

		$forum = get_post( $request['id'] );

		if ( empty( $forum->ID ) ) {
			$retval = new WP_Error(
				'bp_rest_forum_invalid_id',
				__( 'Invalid forum ID.', 'buddyboss' ),
				array(
					'status' => 404,
				)
			);
		}

		if ( true === $retval && ( ! isset( $forum->post_type ) || 'forum' !== $forum->post_type ) ) {
			$retval = new WP_Error(
				'bp_rest_forum_invalid_id',
				__( 'Invalid forum ID.', 'buddyboss' ),
				array(
					'status' => 404,
				)
			);
		}

		$user_id = bbp_get_user_id( 0, true, true );

		if ( true === $retval && ! current_user_can( 'edit_user', $user_id ) ) {
			$retval = new WP_Error(
				'bp_rest_authorization_required',
				__( 'You don\'t have the permission to update favorites.', 'buddyboss' ),
				array(
					'status' => rest_authorization_required_code(),
				)
			);
		}

		/**
		 * Filter the forum `update_item` permissions check.
		 *
		 * @param bool|WP_Error   $retval  Returned value.
		 * @param WP_REST_Request $request The request sent to the API.
		 *
		 * @since 0.1.0
		 */
		return apply_filters( 'bp_rest_forum_update_item_permissions_check', $retval, $request );
	}