Sync plugins from current page

Signed-off-by: Adrian Nöthlich <git@promasu.tech>

wp-content/plugins/version-info/version-info.php

@@ -0,0 +1,46 @@
+<?php
+/**
+ * WordPress Version Info
+ *
+ * @package     wp-version-info
+ * @author      Alexander Goller <alpipego@gmail.com>
+ * @copyright   2019 Alexander Goller
+ * @license     MIT
+ *
+ * @wordpress-plugin
+ *
+ * Plugin Name: WordPress Version Info
+ * Plugin URI: https://wordpress.org/plugins/version-info
+ * Description: Show current WordPress, PHP, Web Server and MySQL versions in admin footer
+ * Author: alpipego
+ * Author URI: http://alpipego.com/
+ * Version: 1.1.5
+ * License: MIT
+ * GitHub Plugin URI: https://github.com/alpipego/wp-version-info
+ * Text Domain: version-info
+ */
+// pseudo namespace
+class VersionInfo {
+
+	private $db;
+
+	public function __construct( \wpdb $wpdb ) {
+		$this->db = $wpdb;
+		add_action( 'plugins_loaded', array( $this, 'load_text_domain' ) );
+		add_filter( 'update_footer', array( $this, 'version_in_footer' ), 11 );
+	}
+
+	public function load_text_domain() {
+		load_plugin_textdomain( 'version-info' );
+	}
+
+	public function version_in_footer() {
+		$update     = core_update_footer();
+		$wp_version = strpos( $update, '<strong>' ) === 0 ? get_bloginfo( 'version' ) . ' (' . $update . ')' : get_bloginfo( 'version' );
+
+		return sprintf( esc_attr__( 'You are running WordPress %s  | PHP %s | %s | MySQL %s', 'version-info' ), $wp_version, phpversion(), $_SERVER['SERVER_SOFTWARE'], $this->db->get_var('SELECT VERSION();') );
+	}
+}
+
+global $wpdb;
+new VersionInfo( $wpdb );