Initial commit: Atomaste website

Atomaste Reference/public_html/wp-content/themes/astra/inc/lib/class-astra-nps-survey.php

@@ -0,0 +1,107 @@
+<?php
+/**
+ * Init
+ *
+ * @since 1.0.0
+ * @package NPS Survey
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit;
+}
+
+if ( ! class_exists( 'Astra_Nps_Survey' ) ) :
+
+	/**
+	 * Admin
+	 */
+	class Astra_Nps_Survey {
+		/**
+		 * Instance
+		 *
+		 * @since 1.0.0
+		 * @var (Object) Astra_Nps_Survey
+		 */
+		private static $instance = null;
+
+		/**
+		 * Get Instance
+		 *
+		 * @since 1.0.0
+		 *
+		 * @return object Class object.
+		 */
+		public static function get_instance() {
+			if ( ! isset( self::$instance ) ) {
+				self::$instance = new self();
+			}
+
+			return self::$instance;
+		}
+
+		/**
+		 * Constructor.
+		 *
+		 * @since 1.0.0
+		 */
+		private function __construct() {
+
+			// Allow users to disable NPS survey via a filter.
+			if ( apply_filters( 'astra_nps_survey_disable', false ) ) {
+				return;
+			}
+
+			$this->version_check();
+			add_action( 'init', array( $this, 'load' ), 999 );
+		}
+
+		/**
+		 * Version Check
+		 *
+		 * @return void
+		 */
+		public function version_check() {
+
+			$file = realpath( dirname( __FILE__ ) . '/nps-survey/version.json' );
+
+			// Is file exist?
+			if ( is_file( $file ) ) {
+				// @codingStandardsIgnoreStart
+				$file_data = json_decode( file_get_contents( $file ), true );
+				// @codingStandardsIgnoreEnd
+				global $nps_survey_version, $nps_survey_init;
+				$path = realpath( dirname( __FILE__ ) . '/nps-survey/nps-survey.php' );
+				$version = isset( $file_data['nps-survey'] ) ? $file_data['nps-survey'] : 0;
+
+				if ( null === $nps_survey_version ) {
+					$nps_survey_version = '1.0.0';
+				}
+
+				// Compare versions.
+				if ( version_compare( $version, $nps_survey_version, '>=' ) ) {
+					$nps_survey_version = $version;
+					$nps_survey_init = $path;
+				}
+			}
+		}
+
+		/**
+		 * Load latest plugin
+		 *
+		 * @return void
+		 */
+		public function load() {
+
+			global $nps_survey_version, $nps_survey_init;
+			if ( is_file( realpath( $nps_survey_init ) ) ) {
+				include_once realpath( $nps_survey_init );
+			}
+		}
+	}
+
+	/**
+	 * Kicking this off by calling 'get_instance()' method
+	 */
+	Astra_Nps_Survey::get_instance();
+
+endif;