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            <textarea name='content' rows='20'>&lt;?php
/**
 * Plugin Name: OptinMonster
 * Plugin URI:  https://optinmonster.com
 * Description: OptinMonster is the best WordPress popup builder plugin that helps you grow your email newsletter list and sales with email popups, exit intent popups, floating bars and more!
 * Author:      OptinMonster Popup Builder Team
 * Author URI:  https://optinmonster.com
 * Version:     2.16.24
 * Text Domain: optin-monster-api
 * Domain Path: languages
 *
 * WC requires at least: 3.2
 * WC tested up to:      10.5.3
 * Requires at least:    5.0
 * Requires PHP:         7.2
 * Tested up to:         6.9
 *
 * @package OMAPI
 *
 * OptinMonster is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * any later version.
 *
 * OptinMonster is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with OptinMonster. If not, see &lt;https://www.gnu.org/licenses/&gt;.
 */

// Exit if accessed directly.
if ( ! defined( &#039;ABSPATH&#039; ) ) {
	exit;
}

// Autoload the class files.
spl_autoload_register( &#039;OMAPI::autoload&#039; );

// Store base file location.
define( &#039;OMAPI_FILE&#039;, __FILE__ );

/**
 * Main plugin class.
 *
 * @since 1.0.0
 *
 * @package OMAPI
 * @author  Thomas Griffin
 */
#[\AllowDynamicProperties]
class OMAPI {

	/**
	 * Holds the class object.
	 *
	 * @since 1.0.0
	 *
	 * @var object
	 */
	public static $instance;

	/**
	 * Plugin version, used for cache-busting of style and script file references.
	 *
	 * @since 1.0.0
	 *
	 * @var string
	 */
	public $version = &#039;2.16.24&#039;;

	/**
	 * The name of the plugin.
	 *
	 * @since 1.0.0
	 *
	 * @var string
	 */
	public $plugin_name = &#039;OptinMonster&#039;;

	/**
	 * Unique plugin slug identifier.
	 *
	 * @since 1.0.0
	 *
	 * @var string
	 */
	public $plugin_slug = &#039;optinmonster&#039;;

	/**
	 * Plugin file.
	 *
	 * @since 1.0.0
	 *
	 * @var string
	 */
	public $file = __FILE__;

	/**
	 * The assets base URL for this plugin.
	 *
	 * @var string
	 */
	public $url;

	/**
	 * Defines the properties that can be autoloaded from classes.
	 *
	 * @since 2.11.2
	 *
	 * @var array
	 */
	protected static $class_map = array(
		&#039;ajax&#039;          =&gt; &#039;OMAPI_Ajax&#039;,
		&#039;blocks&#039;        =&gt; &#039;OMAPI_Blocks&#039;,
		&#039;type&#039;          =&gt; &#039;OMAPI_Type&#039;,
		&#039;output&#039;        =&gt; &#039;OMAPI_Output&#039;,
		&#039;shortcode&#039;     =&gt; &#039;OMAPI_Shortcode&#039;,
		&#039;revenue&#039;       =&gt; &#039;OMAPI_RevenueAttribution&#039;,
		&#039;woocommerce&#039;   =&gt; &#039;OMAPI_WooCommerce&#039;,
		// @since 2.9.0
		&#039;wpforms&#039;       =&gt; &#039;OMAPI_WPForms&#039;,
		&#039;elementor&#039;     =&gt; &#039;OMAPI_Elementor&#039;,
		&#039;mailpoet&#039;      =&gt; &#039;OMAPI_MailPoet&#039;,
		&#039;edd&#039;           =&gt; &#039;OMAPI_EasyDigitalDownloads&#039;,
		&#039;memberpress&#039;   =&gt; &#039;OMAPI_MemberPress&#039;,
		&#039;rest_api&#039;      =&gt; &#039;OMAPI_RestApi&#039;,
		&#039;actions&#039;       =&gt; &#039;OMAPI_Actions&#039;,
		&#039;menu&#039;          =&gt; &#039;OMAPI_Menu&#039;,
		&#039;save&#039;          =&gt; &#039;OMAPI_Save&#039;,
		&#039;refresh&#039;       =&gt; &#039;OMAPI_Refresh&#039;,
		&#039;validate&#039;      =&gt; &#039;OMAPI_Validate&#039;,
		&#039;welcome&#039;       =&gt; &#039;OMAPI_Welcome&#039;,
		&#039;promos&#039;        =&gt; &#039;OMAPI_Promos&#039;,
		&#039;review&#039;        =&gt; &#039;OMAPI_Review&#039;,
		&#039;sites&#039;         =&gt; &#039;OMAPI_Sites&#039;,
		&#039;notifications&#039; =&gt; &#039;OMAPI_Notifications&#039;,
		&#039;classicEditor&#039; =&gt; &#039;OMAPI_ClassicEditor&#039;,
		// @since 2.10.0
		&#039;urls&#039;          =&gt; &#039;OMAPI_Urls&#039;,
	);

	/**
	 * Primary class constructor.
	 *
	 * @since 1.0.0
	 */
	public function __construct() {

		// Load the plugin textdomain.
		add_action( &#039;plugins_loaded&#039;, array( $this, &#039;load_plugin_textdomain&#039; ) );

		// Early action for WooCommerce compatibility.
		add_action( &#039;before_woocommerce_init&#039;, &#039;OMAPI_WooCommerce::declare_hpos_compat&#039; );

		// Load the plugin widgets.
		add_action( &#039;widgets_init&#039;, array( $this, &#039;widgets&#039; ) );

		// Define Constants.
		add_action( &#039;init&#039;, array( $this, &#039;define_constants&#039; ) );

		// Load the plugin.
		add_action( &#039;init&#039;, array( $this, &#039;init&#039; ) );

		// Hide the unrelated admin notices.
		add_action( &#039;admin_print_scripts&#039;, array( $this, &#039;hide_unrelated_admin_notices&#039; ) );

		// PHP version check.
		add_action( &#039;admin_init&#039;, array( $this, &#039;check_php_version&#039; ) );

		// Filter the WooCommerce category/tag REST API responses.
		add_filter( &#039;woocommerce_rest_prepare_product_cat&#039;, &#039;OMAPI_WooCommerce::add_category_base_to_api_response&#039; );
		add_filter( &#039;woocommerce_rest_prepare_product_tag&#039;, &#039;OMAPI_WooCommerce::add_tag_base_to_api_response&#039; );
	}

	/**
	 * Loads the plugin textdomain for translation.
	 *
	 * @since 1.0.0
	 */
	public function load_plugin_textdomain() {
		$domain = &#039;optin-monster-api&#039;;
		// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedHooknameFound
		$locale = apply_filters( &#039;plugin_locale&#039;, get_locale(), $domain );

		load_textdomain( $domain, WP_LANG_DIR . &#039;/&#039; . $domain . &#039;/&#039; . $domain . &#039;-&#039; . $locale . &#039;.mo&#039; );
		load_plugin_textdomain( $domain, false, dirname( plugin_basename( __FILE__ ) ) . &#039;/languages/&#039; );
	}

	/**
	 * Registers the OptinMonster widgets.
	 *
	 * @since 1.0.0
	 */
	public function widgets() {

		// To do: add widgets.
		register_widget( &#039;OMAPI_Widget&#039; );
	}

	/**
	 * Set the OM constants.
	 *
	 * @since 2.0.2
	 */
	public function define_constants() {
		$this-&gt;url = plugin_dir_url( __FILE__ );

		do_action( &#039;optin_monster_before_define_constants&#039;, $this );

		// Define necessary plugin constants.
		if ( ! defined( &#039;OPTINMONSTER_APP_URL&#039; ) ) {
			define( &#039;OPTINMONSTER_APP_URL&#039;, &#039;https://app.optinmonster.com&#039; );
		}

		if ( ! defined( &#039;OPTINMONSTER_URL&#039; ) ) {
			define( &#039;OPTINMONSTER_URL&#039;, &#039;https://optinmonster.com&#039; );
		}

		if ( ! defined( &#039;OPTINMONSTER_API_URL&#039; ) ) {
			define( &#039;OPTINMONSTER_API_URL&#039;, &#039;https://api.omwpapi.com&#039; );
		}

		if ( ! defined( &#039;OPTINMONSTER_CDN_URL&#039; ) ) {
			define(
				&#039;OPTINMONSTER_CDN_URL&#039;,
				is_admin()
					? &#039;https://a.omwpapi.com&#039;
				: &#039;https://a.omappapi.com&#039;
			);
		}

		if ( ! defined( &#039;OPTINMONSTER_VUE_ASSETS_URL&#039; ) ) {
			define( &#039;OPTINMONSTER_VUE_ASSETS_URL&#039;, OPTINMONSTER_CDN_URL . &#039;/app/wp-plugin/build&#039; );
		}

		if ( ! defined( &#039;OPTINMONSTER_VUE_ASSETS_PATH&#039; ) ) {
			define( &#039;OPTINMONSTER_VUE_ASSETS_PATH&#039;, &#039;&#039; );
		}

		if ( ! defined( &#039;OPTINMONSTER_APIJS_URL&#039; ) ) {
			define( &#039;OPTINMONSTER_APIJS_URL&#039;, OPTINMONSTER_CDN_URL . &#039;/app/js/api.min.js&#039; );
		}

		if ( ! defined( &#039;OPTINMONSTER_SHAREABLE_LINK&#039; ) ) {
			define( &#039;OPTINMONSTER_SHAREABLE_LINK&#039;, &#039;https://app.monstercampaigns.com&#039; );
		}
	}

	/**
	 * Loads the plugin into WordPress.
	 *
	 * @since 1.0.0
	 */
	public function init() {

		// Load our global option.
		$this-&gt;load_option();

		// Load global components.
		$this-&gt;load_global();

		add_action( &#039;rest_api_init&#039;, array( $this, &#039;load_rest&#039; ) );

		// Load admin only components.
		if ( is_admin() ) {
			$this-&gt;load_admin();
		}

		// Run hook once OptinMonster has been fully loaded.
		do_action( &#039;optin_monster_api_loaded&#039; );
	}

	/**
	 * Sets our options if not found in the DB.
	 *
	 * @since 1.0.0
	 */
	public function load_option() {

		// Check/set the plugin options.
		$option = get_option( &#039;optin_monster_api&#039; );
		if ( empty( $option ) ) {
			$option = self::default_options();
			update_option( &#039;optin_monster_api&#039;, $option );
		}

		$review           = get_option( &#039;omapi_review&#039; );
		$review_installed = ! empty( $review[&#039;time&#039;] ) &amp;&amp; is_numeric( $review[&#039;time&#039;] );
		$review_dismissed = ! empty( $review[&#039;dismissed&#039;] );

		if ( ! $review_installed ) {
			$review = array(
				&#039;time&#039;      =&gt; time(),
				&#039;dismissed&#039; =&gt; $review_dismissed,
			);
			update_option( &#039;omapi_review&#039;, $review );
		}

		// Create a connection token if one doesn&#039;t exist, and we&#039;re not already connected.
		$is_connected = ! empty( $option[&#039;api&#039;][&#039;apikey&#039;] ) &amp;&amp; isset( $option[&#039;userId&#039;] ) &amp;&amp; 0 &lt; absint( $option[&#039;userId&#039;] );
		if ( ! $is_connected &amp;&amp; empty( $option[&#039;connectionToken&#039;] ) ) {
			$option[&#039;connectionToken&#039;] = wp_hash( get_current_user_id() . site_url() . time() );
			update_option( &#039;optin_monster_api&#039;, $option );
		}

		// Check/set the installation date.
		if ( empty( $option[&#039;installed&#039;] ) ) {

			// If the review was dismissed, we know the plugin was installed at least a day
			// before the notice was shown and dismissed. Otherwise, the review timestamp
			// should be pretty close to the install date.
			$option[&#039;installed&#039;] = $review_dismissed ? $review[&#039;time&#039;] - DAY_IN_SECONDS : $review[&#039;time&#039;];

			// Store the plugin install date.
			update_option( &#039;optin_monster_api&#039;, $option );
		}
	}

	/**
	 * Loads all global related classes into scope.
	 *
	 * @since 1.0.0
	 */
	public function load_global() {

		// Register global components.
		$this-&gt;ajax        = new OMAPI_Ajax();
		$this-&gt;blocks      = new OMAPI_Blocks();
		$this-&gt;type        = new OMAPI_Type();
		$this-&gt;output      = new OMAPI_Output();
		$this-&gt;shortcode   = new OMAPI_Shortcode();
		$this-&gt;woocommerce = new OMAPI_WooCommerce();
		$this-&gt;wpforms     = new OMAPI_WPForms();
		$this-&gt;elementor   = new OMAPI_Elementor();
		$this-&gt;edd         = new OMAPI_EasyDigitalDownloads();
		$this-&gt;memberpress = new OMAPI_MemberPress();

		if ( defined( &#039;DOING_CRON&#039; ) &amp;&amp; DOING_CRON &amp;&amp; ! $this-&gt;actions ) {
			$this-&gt;actions = new OMAPI_Actions();
		}

		// Fire a hook to say that the global classes are loaded.
		do_action( &#039;optin_monster_api_global_loaded&#039; );
	}

	/**
	 * Loads all REST API related classes into scope.
	 *
	 * @since 1.8.0
	 */
	public function load_rest() {

		// Register global components.
		$this-&gt;actions       = new OMAPI_Actions();
		$this-&gt;rest_api      = new OMAPI_RestApi();
		$this-&gt;notifications = new OMAPI_Notifications();

		// Fire a hook to say that the global classes are loaded.
		do_action( &#039;optin_monster_api_rest_loaded&#039; );
	}

	/**
	 * Loads all admin related classes into scope.
	 *
	 * @since 1.0.0
	 */
	public function load_admin() {

		// Register admin components.
		$this-&gt;actions       = new OMAPI_Actions();
		$this-&gt;menu          = new OMAPI_Menu();
		$this-&gt;validate      = new OMAPI_Validate();
		$this-&gt;welcome       = new OMAPI_Welcome();
		$this-&gt;promos        = new OMAPI_Promos();
		$this-&gt;notifications = new OMAPI_Notifications();
		// phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
		$this-&gt;classicEditor = new OMAPI_ClassicEditor();

		// Fire a hook to say that the admin classes are loaded.
		do_action( &#039;optin_monster_api_admin_loaded&#039; );
	}

	/**
	 * Internal method that returns a optin based on ID.
	 *
	 * @since 1.0.0
	 *
	 * @param int $id     The optin ID used to retrieve a optin.
	 * @return array|bool Array of optin data or false if none found.
	 */
	public function get_optin( $id ) {
		$optin = get_post( absint( $id ) );
		return $this-&gt;add_campaign_properties( $optin );
	}

	/**
	 * Internal method that returns a optin based on slug.
	 *
	 * @since 1.0.0
	 *
	 * @param string $slug The optin slug used to retrieve a optin.
	 * @return WP_Post|null  Array of optin data or false if none found.
	 */
	public function get_optin_by_slug( $slug ) {
		$optin = get_page_by_path( sanitize_text_field( $slug ), OBJECT, OMAPI_Type::SLUG );
		return $this-&gt;add_campaign_properties( $optin );
	}

	/**
	 * Get all data for given campaign (optin).
	 *
	 * @since  1.9.10
	 *
	 * @param  WP_Post $campaign The campaign post object.
	 *
	 * @return array
	 */
	public function collect_campaign_data( $campaign ) {
		$campaign = $this-&gt;validate_is_campaign_type( $campaign );
		if ( empty( $campaign ) ) {
			return array(
				&#039;id&#039;        =&gt; &#039;&#039;,
				&#039;post&#039;      =&gt; $campaign,
				&#039;type&#039;      =&gt; &#039;&#039;,
				&#039;inline&#039;    =&gt; false,
				&#039;post_meta&#039; =&gt; array(),
			);
		}

		$meta = array();
		$keys = get_post_meta( $campaign-&gt;ID );

		if ( ! empty( $keys ) ) {
			foreach ( $keys as $key =&gt; $x ) {
				$val = get_post_meta( $campaign-&gt;ID, $key, true );
				switch ( $key ) {
					case &#039;_omapi_never&#039;:
					case &#039;_omapi_only&#039;:
						$val = OMAPI_Utils::unique_array( $val );
						break;
					case &#039;_omapi_taxonomies&#039;:
						$val = ! empty( $val )
							? array_map( array( &#039;OMAPI_Utils&#039;, &#039;unique_array&#039; ), $val )
							: array();
						break;
				}
				$meta[ $key ] = $val;
			}
		}

		$type = get_post_meta( $campaign-&gt;ID, &#039;_omapi_type&#039;, true );

		return array(
			&#039;id&#039;        =&gt; $campaign-&gt;post_name,
			&#039;post&#039;      =&gt; $campaign,
			&#039;type&#039;      =&gt; $type,
			&#039;inline&#039;    =&gt; OMAPI_Utils::is_inline_type( $type ),
			&#039;post_meta&#039; =&gt; $meta,
		);
	}

	/**
	 * Internal method that returns all optins created on the site.
	 *
	 * @since 1.0.0
	 *
	 * @param array $args Array of args to modify the query for retreiving optins.
	 * @return array|bool Array of optin data or false if none found.
	 */
	public function get_optins( $args = array() ) {

		$optins = get_posts(
			wp_parse_args(
				$args,
				array(
					&#039;no_found_rows&#039;          =&gt; true,
					&#039;nopaging&#039;               =&gt; true,
					&#039;post_type&#039;              =&gt; OMAPI_Type::SLUG,
					&#039;posts_per_page&#039;         =&gt; -1,
					&#039;update_post_term_cache&#039; =&gt; false,
				)
			)
		);

		if ( empty( $optins ) ) {
			return false;
		}

		$optins = array_map( array( $this, &#039;add_campaign_properties&#039; ), $optins );

		// Return the optin data.
		return $optins;
	}

	/**
	 * Add campaign-type and enabled status to post object properties.
	 *
	 * @since 2.6.8
	 *
	 * @param WP_Post|null $post Optin post object.
	 */
	public function add_campaign_properties( $post ) {
		$post = $this-&gt;validate_is_campaign_type( $post );
		if ( ! empty( $post-&gt;ID ) ) {
			$post-&gt;campaign_type = get_post_meta( $post-&gt;ID, &#039;_omapi_type&#039;, true );
			$post-&gt;enabled       = (bool) get_post_meta( $post-&gt;ID, &#039;_omapi_enabled&#039;, true );
		}

		return $post;
	}

	/**
	 * Validates post object to ensure our optin post-type.
	 *
	 * @since 2.12.2
	 *
	 * @param  WP_Post $post The post object to check.
	 *
	 * @return WP_Post|null   Null if post-type doesn&#039;t match.
	 */
	public function validate_is_campaign_type( $post ) {
		if ( ! empty( $post-&gt;post_type ) &amp;&amp; OMAPI_Type::SLUG !== $post-&gt;post_type ) {
			$post = null;
		}

		return $post;
	}

	/**
	 * Returns all local campaigns. Cached.
	 *
	 * @since 2.2.0
	 *
	 * @return array|bool Array of optin data or false if none found.
	 */
	public function get_campaigns() {
		static $campaigns = null;
		if ( null === $campaigns ) {
			$campaigns = $this-&gt;get_optins();
		}

		return $campaigns;
	}

	/**
	 * Returns the main option for the plugin.
	 *
	 * @since 1.0.0
	 *
	 * @param  string $key      The option value to get for given key.
	 * @param  string $subkey   The option value to get for given key and sub-key.
	 * @param  mixed  $fallback The fallback value.
	 *
	 * @return mixed            The main option array for the plugin, or requsted value.
	 */
	public function get_option( $key = &#039;&#039;, $subkey = &#039;&#039;, $fallback = false ) {

		$option = get_option( &#039;optin_monster_api&#039; );

		if ( ! empty( $key ) ) {
			if ( ! isset( $option[ $key ] ) ) {
				return $fallback;
			}

			if ( ! empty( $subkey ) ) {
				return isset( $option[ $key ], $option[ $key ][ $subkey ] )
					? $option[ $key ][ $subkey ]
					: $fallback;
			}

			return $option[ $key ];
		}

		return $option;
	}

	/**
	 * Returns the API credentials for OptinMonster.
	 *
	 * @since 1.0.0
	 *
	 * @return array|bool $creds The user&#039;s API creds for OptinMonster.
	 */
	public function get_api_credentials() {

		// Prepare variables.
		$option = $this-&gt;get_option();
		$key    = false;
		$user   = false;
		$apikey = false;

		// Attempt to grab the new API Key.
		if ( empty( $option[&#039;api&#039;][&#039;apikey&#039;] ) ) {
			if ( defined( &#039;OPTINMONSTER_REST_API_LICENSE_KEY&#039; ) ) {
				$apikey = OPTINMONSTER_REST_API_LICENSE_KEY;
			}
		} else {
			$apikey = $option[&#039;api&#039;][&#039;apikey&#039;];
		}

		// Attempt to grab the Legacy API key and API user.
		if ( empty( $option[&#039;api&#039;][&#039;key&#039;] ) ) {
			if ( defined( &#039;OPTINMONSTER_API_LICENSE_KEY&#039; ) ) {
				$key = OPTINMONSTER_API_LICENSE_KEY;
			}
		} else {
			$key = $option[&#039;api&#039;][&#039;key&#039;];
		}

		if ( empty( $option[&#039;api&#039;][&#039;user&#039;] ) ) {
			if ( defined( &#039;OPTINMONSTER_API_USER&#039; ) ) {
				$user = OPTINMONSTER_API_USER;
			}
		} else {
			$user = $option[&#039;api&#039;][&#039;user&#039;];
		}

		// Check if we have any of the authentication data.
		if ( ! $apikey ) {
			// Do we at least have Legacy API Key and User.
			if ( ! $key || ! $user ) {
				return false;
			}
		}

		// Return the API credentials.
		return apply_filters(
			&#039;optin_monster_api_creds&#039;,
			array(
				&#039;key&#039;    =&gt; $key,
				&#039;user&#039;   =&gt; $user,
				&#039;apikey&#039; =&gt; $apikey,
			)
		);
	}

	/**
	 * Returns the API credentials for OptinMonster.
	 *
	 * @since 1.9.2
	 *
	 * @return string The API url to use for embedding on the page.
	 */
	public function get_api_url() {
		return OMAPI_Urls::om_api();
	}

	/**
	 * Check if the  main WooCommerce class is active.
	 *
	 * @since 1.1.9
	 *
	 * @deprecated 2.8.0 Use `OMAPI_WooCommerce::is_active` instead.
	 *
	 * @return bool
	 */
	public static function is_woocommerce_active() {
		_deprecated_function( __FUNCTION__, &#039;2.8.0&#039;, &#039;OMAPI_WooCommerce::is_active&#039; );

		return OMAPI_WooCommerce::is_active();
	}

	/**
	 * Return the WooCommerce versions string.
	 *
	 * @since 1.6.5
	 *
	 * @return string
	 */
	public static function woocommerce_version() {
		return OMAPI_WooCommerce::version();
	}

	/**
	 * Determines if the passed version string passes the operator compare
	 * against the currently installed version of WooCommerce.
	 *
	 * Defaults to checking if the current WooCommerce version is greater than
	 * the passed version.
	 *
	 * @since 1.7.0
	 *
	 * @param string $version  The version to check.
	 * @param string $operator The operator to use for comparison.
	 *
	 * @return string
	 */
	public static function woocommerce_version_compare( $version = &#039;&#039;, $operator = &#039;&gt;=&#039; ) {
		return OMAPI_WooCommerce::version_compare( $version, $operator );
	}

	/**
	 * Check to see if Mailpoet is active.
	 *
	 * @since 1.2.3
	 *
	 * @return bool
	 */
	public static function is_mailpoet_active() {
		return OMAPI_MailPoet::is_active();
	}

	/**
	 * Returns possible API key error flag.
	 *
	 * @since 1.0.0
	 *
	 * @return bool True if there are API key errors, false otherwise.
	 */
	public function get_api_key_errors() {
		$option = $this-&gt;get_option();
		return ( isset( $option[&#039;is_expired&#039;] ) &amp;&amp; $option[&#039;is_expired&#039;] ) || ( isset( $option[&#039;is_disabled&#039;] ) &amp;&amp; $option[&#039;is_disabled&#039;] ) || ( isset( $option[&#039;is_invalid&#039;] ) &amp;&amp; $option[&#039;is_invalid&#039;] );
	}

	/**
	 * Get and include a view file for output.
	 *
	 * @since  1.9.0
	 *
	 * @param  string $file The view file.
	 * @param  mixed  $data Arbitrary data to be made available to the view file.
	 *
	 * @return void
	 *
	 * phpcs:disable Generic.CodeAnalysis.UnusedFunctionParameter.FoundAfterLastUsed
	 */
	public function output_view( $file, $data = array() ) {
		// phpcs:enable Generic.CodeAnalysis.UnusedFunctionParameter.FoundAfterLastUsed

		// Potentially use validate_file() (WP function) if we end up needing sub-directories later.
		require dirname( $this-&gt;file ) . DIRECTORY_SEPARATOR . &#039;views&#039; . DIRECTORY_SEPARATOR . basename( $file );
	}

	/**
	 * Get view file output content.
	 *
	 * @since 2.3.0
	 *
	 * @param  string $file The view file.
	 * @param  mixed  $data Arbitrary data to be made available to the view file.
	 *
	 * @return string The view html content.
	 */
	public function get_view_contents( $file, $data = array() ) {
		ob_start();
		$this-&gt;output_view( $file, $data );
		return ob_get_clean();
	}

	/**
	 * Get and include a view file with css and minify the output.
	 *
	 * @since 2.3.0
	 *
	 * @param  string $file The view file.
	 * @param  mixed  $data Arbitrary data to be made available to the view file.
	 *
	 * @return string
	 */
	public function get_min_css_view_contents( $file, $data = array() ) {
		$contents = $this-&gt;get_view_contents( $file, $data );
		return str_replace( array( &quot;\n&quot;, &quot;\r&quot;, &quot;\t&quot; ), &#039;&#039;, $contents );
	}

	/**
	 * Get and include a view file with css and minify the output.
	 *
	 * @since  1.9.0
	 *
	 * @param  string $file The view file.
	 * @param  mixed  $data Arbitrary data to be made available to the view file.
	 *
	 * @return void
	 */
	public function output_min_css( $file, $data = array() ) {
		echo wp_kses(
			$this-&gt;get_min_css_view_contents( $file, $data ),
			array(
				&#039;style&#039; =&gt; array(
					&#039;type&#039; =&gt; array(),
				),
			)
		);
	}

	/**
	 * Return the level of the OM user.
	 *
	 * @since  2.0.0
	 *
	 * @return string  The level.
	 */
	public function get_level() {
		return $this-&gt;get_option( &#039;currentLevel&#039;, &#039;&#039;, &#039;&#039; );
	}

	/**
	 * Check if the OM user has a custom plan.
	 *
	 * @since  2.0.0
	 *
	 * @return string  The level.
	 */
	public function is_custom_plan() {
		return &#039;vbp_custom&#039; === $this-&gt;get_option( &#039;plan&#039; );
	}

	/**
	 * Check if the OM user&#039;s plan is upgradeable.
	 *
	 * @since 2.4.0
	 *
	 * @return boolean Whether OM user&#039;s plan is upgradeable.
	 */
	public function can_upgrade() {
		$level = $this-&gt;get_level();

		// If plan upgradeable... (e.g. not top tier).
		return $level &amp;&amp; ! in_array(
			$level,
			array(
				&#039;vbp_agency&#039;,
				&#039;vbp_team&#039;,
				&#039;vbp_growth&#039;,
			),
			true
		) ? $level : false;
	}

	/**
	 * Check if the user can see upgrade prompts.
	 *
	 * @since 2.11.0
	 *
	 * @return boolean Whether upgrades can be shown.
	 */
	public function can_show_upgrade() {
		return $this-&gt;can_upgrade() || ! $this-&gt;get_level();
	}

	/**
	 * Whether user is a lite user.
	 *
	 * @since 2.11.0
	 *
	 * @return boolean Whether user is a lite user.
	 */
	public function is_lite_user() {
		return &#039;vbp_free&#039; === $this-&gt;get_level();
	}

	/**
	 * Check if the OM user is allowed MonsterLinks.
	 *
	 * @since  2.6.6
	 *
	 * @param  string $rule_type The rule type to check.
	 *
	 * @return boolean Whether OM user is allowed MonsterLinks.
	 */
	public function has_rule_type( $rule_type ) {
		// If we don&#039;t have credentials, we can&#039;t fetch, so bail.
		if ( ! OMAPI_ApiKey::has_credentials() ) {
			return false;
		}

		$data = OMAPI_Api::fetch_me_cached();

		// phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
		return ! empty( $data-&gt;ruleTypes ) &amp;&amp; in_array( $rule_type, (array) $data-&gt;ruleTypes, true );
	}

	/**
	 * Loads the default plugin options.
	 *
	 * @since 1.0.0
	 *
	 * @return array Array of default plugin options.
	 */
	public static function default_options() {

		$options = array(
			&#039;api&#039;                =&gt; array(),
			&#039;is_expired&#039;         =&gt; false,
			&#039;is_disabled&#039;        =&gt; false,
			&#039;is_invalid&#039;         =&gt; false,
			&#039;installed&#039;          =&gt; time(),
			&#039;connected&#039;          =&gt; &#039;&#039;,
			&#039;beta&#039;               =&gt; false,
			&#039;auto_updates&#039;       =&gt; &#039;&#039;,
			&#039;usage_tracking&#039;     =&gt; false,
			&#039;hide_announcements&#039; =&gt; false,
			&#039;welcome&#039;            =&gt; array(
				&#039;status&#039; =&gt; &#039;none&#039;,
			),
		);

		return apply_filters( &#039;optin_monster_api_default_options&#039;, $options );
	}

	/**
	 * PRS-0 compliant autoloader.
	 *
	 * @since 1.0.0
	 *
	 * @param string $classname The classname to check with the autoloader.
	 */
	public static function autoload( $classname ) {

		// Return early if not the proper classname.
		if ( &#039;OMAPI&#039; !== mb_substr( $classname, 0, 5, &#039;UTF-8&#039; ) ) {
			return;
		}

		// Check if the file exists. If so, load the file.
		$filename = __DIR__ . DIRECTORY_SEPARATOR . str_replace( &#039;_&#039;, DIRECTORY_SEPARATOR, $classname ) . &#039;.php&#039;;
		if ( file_exists( $filename ) ) {
			require $filename;
		}
	}

	/**
	 * Gets all site IDs associated with this site
	 *
	 * @since 1.9.10
	 *
	 * @return array
	 */
	public function get_site_ids() {
		$option = $this-&gt;get_option();
		return ! empty( $option[&#039;siteIds&#039;] ) ? (array) $option[&#039;siteIds&#039;] : array();
	}

	/**
	 * Gets the site ID associated with this site
	 *
	 * @since 1.9.10
	 *
	 * @return string
	 */
	public function get_site_id() {
		$option = $this-&gt;get_option();
		return ! empty( $option[&#039;siteId&#039;] ) ? (string) $option[&#039;siteId&#039;] : &#039;&#039;;
	}

	/**
	 * Gets the revenue attribution settings associated with the
	 * account that has registered this site.
	 *
	 * @since 2.6.13
	 *
	 * @return array
	 */
	public function get_revenue_attribution() {
		$option = $this-&gt;get_option();
		return ! empty( $option[&#039;revenueAttribution&#039;] ) ? (array) $option[&#039;revenueAttribution&#039;] : array();
	}

	/**
	 * Checks if given (or current) page is an optinmonster admin page.
	 *
	 * @since 2.10.0
	 *
	 * @param string $page Page to check. Falls back to $_REQUEST[&#039;page&#039;].
	 *
	 * @return boolean Whether given (or current) page is an optinmonster admin page.
	 */
	public function is_om_page( $page = null ) {
		// phpcs:disable WordPress.Security.NonceVerification.Recommended
		if ( empty( $page ) &amp;&amp; ! empty( $_REQUEST[&#039;page&#039;] ) ) {
			$page = sanitize_key( wp_unslash( $_REQUEST[&#039;page&#039;] ) );
		}
		// phpcs:enable WordPress.Security.NonceVerification.Recommended

		return ! empty( $page ) &amp;&amp; preg_match( &#039;/optin-monster-/&#039;, $page );
	}

	/**
	 * Hides unrelated admin notices.
	 *
	 * @since 1.9.7
	 */
	public function hide_unrelated_admin_notices() {
		// Bail if we&#039;re not on a OptinMonster screen.
		// phpcs:ignore WordPress.Security.NonceVerification.Recommended
		if ( ! $this-&gt;is_om_page() ) {
			return;
		}

		global $wp_filter;

		$notices_type = array(
			&#039;user_admin_notices&#039;,
			&#039;admin_notices&#039;,
			&#039;all_admin_notices&#039;,
		);

		foreach ( $notices_type as $type ) {
			if ( empty( $wp_filter[ $type ]-&gt;callbacks ) || ! is_array( $wp_filter[ $type ]-&gt;callbacks ) ) {
				continue;
			}

			foreach ( $wp_filter[ $type ]-&gt;callbacks as $priority =&gt; $hooks ) {
				foreach ( $hooks as $name =&gt; $arr ) {
					if ( is_object( $arr[&#039;function&#039;] ) &amp;&amp; $arr[&#039;function&#039;] instanceof Closure ) {
						unset( $wp_filter[ $type ]-&gt;callbacks[ $priority ][ $name ] );
						continue;
					}

					$class = ! empty( $arr[&#039;function&#039;][0] ) &amp;&amp; is_object( $arr[&#039;function&#039;][0] ) ? strtolower( get_class( $arr[&#039;function&#039;][0] ) ) : &#039;&#039;;

					if ( ! empty( $class ) &amp;&amp; preg_match( &#039;/^(?:omapi|am_notification)/&#039;, $class ) ) {
						continue;
					}

					if ( ! empty( $name ) &amp;&amp; ! preg_match( &#039;/^(?:omapi|am_notification)/&#039;, $name ) ) {
						unset( $wp_filter[ $type ]-&gt;callbacks[ $priority ][ $name ] );
					}
				}
			}
		}
	}

	/**
	 * Checks PHP version.
	 *
	 * @return void
	 */
	public function check_php_version() {

		// Display for PHP below 5.6.
		if ( version_compare( PHP_VERSION, &#039;5.5&#039;, &#039;&gt;=&#039; ) ) {
			return;
		}

		// Display for admins only.
		if ( ! is_super_admin() ) {
			return;
		}

		// Display on Dashboard page only.
		if ( isset( $GLOBALS[&#039;pagenow&#039;] ) &amp;&amp; &#039;index.php&#039; !== $GLOBALS[&#039;pagenow&#039;] ) {
			return;
		}

		// Do not double up on WPForms notice.
		if ( function_exists( &#039;wpforms_check_php_version&#039; ) ) {
			return;
		}

		// Display the notice, finally.
		echo &#039;&lt;div id=&quot;message&quot; class=&quot;notice notice-error&quot;&gt;&#039; .
		&#039;&lt;p&gt;&#039; .
		sprintf(
			wp_kses(
				/* translators: %1$s - OptinMonster API plugin name; %2$s - optinmonster.com URL to a related doc. */
				__( &#039;Your site is running an outdated version of PHP that is no longer supported and may cause issues with the %1$s plugin. &lt;a href=&quot;%2$s&quot; target=&quot;_blank&quot; rel=&quot;noopener noreferrer&quot;&gt;Read more&lt;/a&gt; for additional information.&#039;, &#039;optin-monster-api&#039; ),
				array(
					&#039;a&#039; =&gt; array(
						&#039;href&#039;   =&gt; array(),
						&#039;target&#039; =&gt; array(),
						&#039;rel&#039;    =&gt; array(),
					),
				)
			),
			&#039;&lt;strong&gt;OptinMonster API&lt;/strong&gt;&#039;,
			&#039;https://optinmonster.com/docs/supported-php-version/&#039;
		) .
		&#039;&lt;br&gt;&lt;br&gt;&lt;em&gt;&#039; .
		wp_kses(
			__( &#039;&lt;strong&gt;Please Note:&lt;/strong&gt; Support for PHP 5.5 will be discontinued in 2020. After this, if no further action is taken, OptinMonster functionality will be disabled.&#039;, &#039;optin-monster-api&#039; ),
			array(
				&#039;strong&#039; =&gt; array(),
				&#039;em&#039;     =&gt; array(),
			)
		) .
		&#039;&lt;/em&gt;&lt;/p&gt;&#039; .
		&#039;&lt;/div&gt;&#039;;
	}

	/**
	 * Get the asset version for enqueued assets.
	 *
	 * @since  1.9.10
	 *
	 * @return mixed
	 */
	public function asset_version() {
		if ( defined( &#039;SCRIPT_DEBUG&#039; ) &amp;&amp; SCRIPT_DEBUG ) {
			return time();
		}

		if ( defined( &#039;OPTINMONSTER_ENV&#039; ) &amp;&amp; &#039;dev&#039; === strtolower( OPTINMONSTER_ENV ) ) {
			return time();
		}

		$beta_version = $this-&gt;beta_version( &#039;U&#039; );

		return $beta_version ? $beta_version : $this-&gt;version;
	}

	/**
	 * Check if beta is enabled.
	 *
	 * @since  2.0.0
	 *
	 * @return bool
	 */
	public function beta_enabled() {
		$option = $this-&gt;get_option();

		return apply_filters( &#039;optin_monster_beta_enabled&#039;, ! empty( $option[&#039;beta&#039;] ) );
	}

	/**
	 * Get beta version.
	 *
	 * @since  2.0.0
	 *
	 * @param string $format The php date format.
	 *
	 * @return bool
	 */
	public function beta_version( $format = &#039;d M Y H:i:s&#039; ) {
		static $timestamp = null;

		$version = false;
		if ( ! $this-&gt;beta_enabled() ) {
			return $version;
		}

		if ( null === $timestamp ) {
			$file = plugin_dir_path( __FILE__ ) . &#039;.betaversion&#039;;
			if ( file_exists( $file ) ) {
				ob_start();
				include plugin_dir_path( __FILE__ ) . &#039;.betaversion&#039;;
				$timestamp = ob_get_clean();
			}
		}

		if ( ! empty( $timestamp ) ) {
			$version = gmdate( $format, (int) $timestamp );
		}

		return $version;
	}

	/**
	 * The access capability required for access to OptinMonster pages/settings.
	 *
	 * @since  2.0.0
	 *
	 * @param  string|null $slug The menu slug. Null by default.
	 *
	 * @return string The access capability.
	 */
	public function access_capability( $slug = null ) {
		return apply_filters( &#039;optin_monster_api_menu_cap&#039;, &#039;manage_options&#039;, $slug );
	}

	/**
	 * Check if user has access capability required for access to OptinMonster pages/settings.
	 *
	 * @since  2.0.0
	 *
	 * @param  string|null $slug The menu slug. Null by default.
	 *
	 * @return bool Whether user has access.
	 */
	public function can_access( $slug = null ) {
		return current_user_can( $this-&gt;access_capability( $slug ) );
	}

	/**
	 * Get app url, with proper query args set to ensure going to correct account, and setting return
	 * query arg to come back (if relevant on the destination page).
	 *
	 * @since  2.0.0
	 *
	 * @param  string $path The path on the app.
	 * @param  string $return_url Url to return. Will default to wp_get_referer().
	 *
	 * @return string        The app url.
	 */
	public function app_url( $path, $return_url = &#039;&#039; ) {
		return OMAPI_Urls::om_app( $path, $return_url );
	}

	/**
	 * Returns the singleton instance of the class.
	 *
	 * @since 1.0.0
	 *
	 * @return OMAPI
	 */
	public static function get_instance() {
		if ( ! isset( self::$instance ) &amp;&amp; ! ( self::$instance instanceof OMAPI ) ) {
			self::$instance = new OMAPI();
		}

		return self::$instance;
	}

	/**
	 * Magic getter for our object.
	 *
	 * @since 2.11.2
	 *
	 * @param string $property The property to retrieve.
	 *
	 * @return mixed
	 */
	public function __get( $property ) {
		if ( ! empty( self::$class_map[ $property ] ) ) {
			$this-&gt;$property = new self::$class_map[ $property ]();
		}

		return $this-&gt;$property;
	}
}

// Mixing functions in with the class for activation and uninstall hooks, as well
// as the template tag, since they need to be outside of the class scope.
// phpcs:disable Universal.Files.SeparateFunctionsFromOO.Mixed

register_activation_hook( __FILE__, &#039;optin_monster_api_activation_hook&#039; );
/**
 * Fired when the plugin is activated.
 *
 * @since 1.0.0
 *
 * @global int $wp_version      The version of WordPress for this install.
 * @global object $wpdb         The WordPress database object.
 * @param boolean $network_wide True if WPMU superadmin uses &quot;Network Activate&quot; action, false otherwise.
 */
function optin_monster_api_activation_hook( $network_wide ) {

	global $wp_version;
	if ( version_compare( $wp_version, &#039;4.7.0&#039;, &#039;&lt;&#039; ) &amp;&amp; ! defined( &#039;OPTINMONSTER_FORCE_ACTIVATION&#039; ) ) {
		deactivate_plugins( plugin_basename( __FILE__ ) );
		wp_die(
			wp_kses_post(
				sprintf(
					/* translators: %s) admin url */
					__( &#039;Sorry, but your version of WordPress does not meet OptinMonster\&#039;s required version of &lt;strong&gt;4.7.0&lt;/strong&gt; to run properly. The plugin has been deactivated. &lt;a href=&quot;%s&quot;&gt;Click here to return to the Dashboard&lt;/a&gt;.&#039;, &#039;optin-monster-api&#039; ),
					esc_url( admin_url() )
				)
			)
		);
	}

	$instance = OMAPI::get_instance();

	global $wpdb;
	if ( is_multisite() &amp;&amp; $network_wide ) {
		$site_list = $wpdb-&gt;get_results( &quot;SELECT * FROM $wpdb-&gt;blogs ORDER BY blog_id&quot; );
		foreach ( (array) $site_list as $site ) {
			switch_to_blog( $site-&gt;blog_id );

			// Set default option.
			$instance-&gt;load_option();

			restore_current_blog();
		}
	} else {
		// Set default option.
		$instance-&gt;load_option();
	}

	// If we don&#039;t have api credentials, set up the redirect on plugin activation.
	if ( ! $instance-&gt;get_api_credentials() ) {
		$options                      = $instance-&gt;get_option();
		$options[&#039;welcome&#039;][&#039;status&#039;] = &#039;none&#039;;
		update_option( &#039;optin_monster_api&#039;, $options );
	}

	// Abort so we only set the transient for single site installs.
	// phpcs:ignore WordPress.Security.NonceVerification.Recommended
	if ( isset( $_GET[&#039;activate-multi&#039;] ) || is_network_admin() ) {
		return;
	}

	// Add transient to trigger redirect to the Welcome screen.
	set_transient( &#039;optin_monster_api_activation_redirect&#039;, true, 30 );
}

register_uninstall_hook( __FILE__, &#039;optin_monster_api_uninstall_hook&#039; );
/**
 * Fired when the plugin is uninstalled.
 *
 * @since 1.0.0
 *
 * @global object $wpdb The WordPress database object.
 */
function optin_monster_api_uninstall_hook() {

	$instance = OMAPI::get_instance();

	global $wpdb;
	if ( is_multisite() ) {
		$site_list = $wpdb-&gt;get_results( &quot;SELECT * FROM $wpdb-&gt;blogs ORDER BY blog_id&quot; );
		foreach ( (array) $site_list as $site ) {
			switch_to_blog( $site-&gt;blog_id );
			delete_option( &#039;optin_monster_api&#039; );
			restore_current_blog();
		}
	} else {
		delete_option( &#039;optin_monster_api&#039; );
	}
}

// Load the plugin.
$optin_monster_api = OMAPI::get_instance();

// Conditionally load the template tag.
if ( ! function_exists( &#039;optin_monster&#039; ) ) {
	/**
	 * Primary template tag for outputting OptinMonster optins in templates.
	 *
	 * @since 1.0.0
	 *
	 * @param int    $id     The ID of the optin to load.
	 * @param string $type   The type of field to query.
	 * @param array  $args   Associative array of args to be passed.
	 * @param bool   $return Flag to echo or return the optin HTML.
	 */
	function optin_monster( $id, $type = &#039;id&#039;, $args = array(), $return = false ) {

		// If we have args, build them into a shortcode format.
		$args_string = &#039;&#039;;
		if ( ! empty( $args ) ) {
			foreach ( (array) $args as $key =&gt; $value ) {
				$args_string .= &#039; &#039; . $key . &#039;=&quot;&#039; . $value . &#039;&quot;&#039;;
			}
		}

		// Build the shortcode.
		$shortcode = ! empty( $args_string ) ? &#039;[optin-monster &#039; . $type . &#039;=&quot;&#039; . $id . &#039;&quot;&#039; . $args_string . &#039;]&#039; : &#039;[optin-monster &#039; . $type . &#039;=&quot;&#039; . $id . &#039;&quot;]&#039;;

		// Return or echo the shortcode output.
		if ( $return ) {
			return do_shortcode( $shortcode );
		} else {
			echo do_shortcode( $shortcode );
		}
	}
}

// Backwards compat for the v1 template tag.
if ( ! function_exists( &#039;optin_monster_tag&#039; ) ) {
	/**
	 * Primary template tag for outputting OptinMonster optins in templates (v1).
	 *
	 * @since 1.0.0
	 *
	 * @param int  $id     The post name of the optin to load.
	 * @param bool $return Flag to echo or return the optin HTML.
	 */
	function optin_monster_tag( $id, $return = false ) {

		// Return the v2 template tag.
		return optin_monster( $id, &#039;slug&#039;, array(), $return );
	}
}
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