echo '</div>';

		exit;
	}

	/**
	 * Activates an addon.
	 *
	 * @param string $addon_slug The addon to activate.
	 *
	 * @return array The output of the activation.
	 */
	public function activate_addon( $addon_slug ) {
		$output = [];

		try {
			$this->addon_activate_action->activate_addon( $addon_slug );

			/* Translators: %s expands to the name of the addon. */
			$output[] = \__( 'Addon activated.', 'wordpress-seo' );
		} catch ( User_Cannot_Activate_Plugins_Exception $exception ) {
			$output[] = \__( 'You are not allowed to activate plugins.', 'wordpress-seo' );
		} catch ( Addon_Activation_Error_Exception $exception ) {
			$output[] = \sprintf(
				/* Translators:%s expands to the error message. */
				\__( 'Addon activation failed because of an error: %s.', 'wordpress-seo' ),
				$exception->getMessage()
			);
		}

		return $output;
	}

	/**
	 * Installs an addon.
	 *
	 * @param string $addon_slug     The slug of the addon to install.
	 * @param string $addon_download The download URL of the addon.
	 *
	 * @return array The installation success state and the output of the installation.
	 */
	public function install_addon( $addon_slug, $addon_download ) {
		$installed = false;
		$output    = [];

		try {
			$installed = $this->addon_install_action->install_addon( $addon_slug, $addon_download );
		} catch ( Addon_Already_Installed_Exception $exception ) {
			/* Translators: %s expands to the name of the addon. */
			$output[] = \__( 'Addon installed.', 'wordpress-seo' );

			$installed = true;
		} catch ( User_Cannot_Install_Plugins_Exception $exception ) {
			$output[] = \__( 'You are not allowed to install plugins.', 'wordpress-seo' );
		} catch ( Addon_Installation_Error_Exception $exception ) {
			$output[] = \sprintf(
				/* Translators: %s expands to the error message. */
				\__( 'Addon installation failed because of an error: %s.', 'wordpress-seo' ),
				$exception->getMessage()
			);
		}

		return [ $installed, $output ];
	}
}