Astra_Admin_Settings::required_plugin_activate()

		public static function required_plugin_activate() {

			$nonce = ( isset( $_POST['nonce'] ) ) ? sanitize_key( $_POST['nonce'] ) : '';

			if ( false === wp_verify_nonce( $nonce, 'astra-recommended-plugin-nonce' ) ) {
				wp_send_json_error( esc_html_e( 'WordPress Nonce not validated.', 'astra' ) );
			}

			if ( ! current_user_can( 'install_plugins' ) || ! isset( $_POST['init'] ) || ! sanitize_text_field( wp_unslash( $_POST['init'] ) ) ) {
				wp_send_json_error(
					array(
						'success' => false,
						'message' => __( 'No plugin specified', 'astra' ),
					)
				);
			}

			$plugin_init = ( isset( $_POST['init'] ) ) ? sanitize_text_field( wp_unslash( $_POST['init'] ) ) : '';

			$activate = activate_plugin( $plugin_init, '', false, true );

			if ( '/astra-pro-sites/astra-pro-sites.php' === $plugin_init || '/astra-sites/astra-sites.php' === $plugin_init ) {
				self::get_starter_templates_slug();
			}

			if ( is_wp_error( $activate ) ) {
				wp_send_json_error(
					array(
						'success'               => false,
						'message'               => $activate->get_error_message(),
						'starter_template_slug' => self::$starter_templates_slug,
					)
				);
			}

			wp_send_json_success(
				array(
					'success'               => true,
					'message'               => __( 'Plugin Successfully Activated', 'astra' ),
					'starter_template_slug' => self::$starter_templates_slug,
				)
			);
		}