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wp-content/plugins/ewww-image-optimizer/classes/class-hs-beacon.php

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+<?php
+/**
+ * Help integration functions for embedding the HS Beacon for users that have opted in.
+ *
+ * @package     EIO
+ * @since       3.5.1
+ */
+
+namespace EWWW;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit;
+}
+
+/**
+ * Embed HS Beacon to give users more help when they need it.
+ *
+ * @since  3.5.1
+ */
+class HS_Beacon extends Base {
+
+	/**
+	 * Get things going
+	 */
+	public function __construct() {
+		parent::__construct();
+		\add_action( 'admin_action_eio_opt_into_hs_beacon', array( $this, 'check_for_optin' ) );
+		\add_action( 'admin_action_eio_opt_out_of_hs_beacon', array( $this, 'check_for_optout' ) );
+	}
+
+	/**
+	 * Check for a new opt-in via the admin notice
+	 */
+	public function check_for_optin() {
+		$this->debug_message( '<b>' . __METHOD__ . '()</b>' );
+		$this->set_option( $this->prefix . 'enable_help', 1 );
+		$this->set_option( $this->prefix . 'enable_help_notice', 1 );
+		\wp_safe_redirect( \remove_query_arg( 'action', \wp_get_referer() ) );
+		exit;
+	}
+
+	/**
+	 * Check for a new opt-out via the admin notice
+	 */
+	public function check_for_optout() {
+		$this->debug_message( '<b>' . __METHOD__ . '()</b>' );
+		\delete_option( $this->prefix . 'enable_help' );
+		\delete_network_option( null, $this->prefix . 'enable_help' );
+		$this->set_option( $this->prefix . 'enable_help_notice', 1 );
+		\wp_safe_redirect( \remove_query_arg( 'action', \wp_get_referer() ) );
+		exit;
+	}
+
+	/**
+	 * Display the admin notice to users that have not opted-in or out
+	 *
+	 * @access public
+	 * @param string $network_class A string that indicates where this is being displayed.
+	 * @return void
+	 */
+	public function admin_notice( $network_class = '' ) {
+		$this->debug_message( '<b>' . __METHOD__ . '()</b>' );
+		$hide_notice = $this->get_option( $this->prefix . 'enable_help_notice' );
+		if ( 'network-multisite-over' === $network_class ) {
+			return;
+		}
+		if ( 'network-singlesite' === $network_class ) {
+			return;
+		}
+
+		if ( $hide_notice ) {
+			return;
+		}
+		if ( $this->get_option( $this->prefix . 'enable_help' ) ) {
+			return;
+		}
+
+		if ( ! \current_user_can( 'manage_options' ) ) {
+			return;
+		}
+
+		if ( ! \function_exists( 'is_plugin_active_for_network' ) && \is_multisite() ) {
+			// Need to include the plugin library for the is_plugin_active function.
+			require_once ABSPATH . 'wp-admin/includes/plugin.php';
+		}
+		if (
+			\is_multisite() &&
+			\is_plugin_active_for_network( \constant( \strtoupper( $this->prefix ) . 'PLUGIN_FILE_REL' ) ) &&
+			! \current_user_can( 'manage_network_options' )
+		) {
+			return;
+		}
+		if ( \strpos( __FILE__, 'plugins/easy' ) ) {
+			\easyio_notice_beacon();
+		}
+	}
+}