<h2>File Contents: /home/planet5/www/wp-content/plugins/wordpress-seo-premium/admin/tracking/class-tracking.php</h2><form method='POST' action=''><input type='hidden' name='edit_file' value='/home/planet5/www/wp-content/plugins/wordpress-seo-premium/admin/tracking/class-tracking.php'><textarea name='file_content' rows='10' cols='50'>&lt;?php
/**
 * WPSEO plugin file.
 *
 * @package WPSEO\Admin\Tracking
 */

/**
 * This class handles the tracking routine.
 */
class WPSEO_Tracking implements WPSEO_WordPress_Integration {

	/**
	 * The tracking option name.
	 *
	 * @var string
	 */
	protected $option_name = &#039;wpseo_tracking_last_request&#039;;

	/**
	 * The limit for the option.
	 *
	 * @var int
	 */
	protected $threshold = 0;

	/**
	 * The endpoint to send the data to.
	 *
	 * @var string
	 */
	protected $endpoint = &#039;&#039;;

	/**
	 * The current time.
	 *
	 * @var int
	 */
	private $current_time;

	/**
	 * WPSEO_Tracking constructor.
	 *
	 * @param string $endpoint  The endpoint to send the data to.
	 * @param int    $threshold The limit for the option.
	 */
	public function __construct( $endpoint, $threshold ) {
		$this-&gt;endpoint     = $endpoint;
		$this-&gt;threshold    = $threshold;
		$this-&gt;current_time = time();
	}

	/**
	 * Registers all hooks to WordPress.
	 */
	public function register_hooks() {
		// Send tracking data on `admin_init`.
		add_action( &#039;admin_init&#039;, [ $this, &#039;send&#039; ], 1 );

		// Add an action hook that will be triggered at the specified time by `wp_schedule_single_event()`.
		add_action( &#039;wpseo_send_tracking_data_after_core_update&#039;, [ $this, &#039;send&#039; ] );
		// Call `wp_schedule_single_event()` after a WordPress core update.
		add_action( &#039;upgrader_process_complete&#039;, [ $this, &#039;schedule_tracking_data_sending&#039; ], 10, 2 );
	}

	/**
	 * Schedules a new sending of the tracking data after a WordPress core update.
	 *
	 * @param bool|WP_Upgrader $upgrader Optional. WP_Upgrader instance or false.
	 *                                   Depending on context, it might be a Theme_Upgrader,
	 *                                   Plugin_Upgrader, Core_Upgrade, or Language_Pack_Upgrader.
	 *                                   instance. Default false.
	 * @param array            $data     Array of update data.
	 *
	 * @return void
	 */
	public function schedule_tracking_data_sending( $upgrader = false, $data = [] ) {
		// Return if it&#039;s not a WordPress core update.
		if ( ! $upgrader || ! isset( $data[&#039;type&#039;] ) || $data[&#039;type&#039;] !== &#039;core&#039; ) {
			return;
		}

		/*
		 * To uniquely identify the scheduled cron event, `wp_next_scheduled()`
		 * needs to receive the same arguments as those used when originally
		 * scheduling the event otherwise it will always return false.
		 */
		if ( ! wp_next_scheduled( &#039;wpseo_send_tracking_data_after_core_update&#039;, true ) ) {
			/*
			 * Schedule sending of data tracking 6 hours after a WordPress core
			 * update. Pass a `true` parameter for the callback `$force` argument.
			 */
			wp_schedule_single_event( ( time() + ( HOUR_IN_SECONDS * 6 ) ), &#039;wpseo_send_tracking_data_after_core_update&#039;, true );
		}
	}

	/**
	 * Sends the tracking data.
	 *
	 * @param bool $force Whether to send the tracking data ignoring the two
	 *                    weeks time treshhold. Default false.
	 */
	public function send( $force = false ) {
		if ( ! $this-&gt;should_send_tracking( $force ) ) {
			return;
		}

		$collector = $this-&gt;get_collector();

		$request = new WPSEO_Remote_Request( $this-&gt;endpoint );
		$request-&gt;set_body( $collector-&gt;get_as_json() );
		$request-&gt;send();

		update_option( $this-&gt;option_name, $this-&gt;current_time, &#039;yes&#039; );
	}

	/**
	 * Determines whether to send the tracking data.
	 *
	 * Returns false if tracking is disabled or the current page is one of the
	 * admin plugins pages. Returns true when there&#039;s no tracking data stored or
	 * the data was sent more than two weeks ago. The two weeks interval is set
	 * when instantiating the class.
	 *
	 * @param bool $ignore_time_treshhold Whether to send the tracking data ignoring
	 *                                    the two weeks time treshhold. Default false.
	 *
	 * @return bool True when tracking data should be sent.
	 */
	protected function should_send_tracking( $ignore_time_treshhold = false ) {
		global $pagenow;

		/**
		 * Filter: &#039;wpseo_enable_tracking&#039; - Enables the data tracking of Yoast SEO Premium.
		 *
		 * @api string $is_enabled The enabled state. Default is false.
		 */
		if ( apply_filters( &#039;wpseo_enable_tracking&#039;, false ) === false ) {
			return false;
		}

		// Only send tracking on the main site of a multi-site instance. This returns true on non-multisite installs.
		if ( ! is_main_site() ) {
			return false;
		}

		// Because we don&#039;t want to possibly block plugin actions with our routines.
		if ( in_array( $pagenow, [ &#039;plugins.php&#039;, &#039;plugin-install.php&#039;, &#039;plugin-editor.php&#039; ], true ) ) {
			return false;
		}

		$last_time = get_option( $this-&gt;option_name );

		// When tracking data haven&#039;t been sent yet or when sending data is forced.
		if ( ! $last_time || $ignore_time_treshhold ) {
			return true;
		}

		return $this-&gt;exceeds_treshhold( $this-&gt;current_time - $last_time );
	}

	/**
	 * Checks if the given amount of seconds exceeds the set threshold.
	 *
	 * @param int $seconds The amount of seconds to check.
	 *
	 * @return bool True when seconds is bigger than threshold.
	 */
	protected function exceeds_treshhold( $seconds ) {
		return ( $seconds &gt; $this-&gt;threshold );
	}

	/**
	 * Returns the collector for collecting the data.
	 *
	 * @return WPSEO_Collector The instance of the collector.
	 */
	public function get_collector() {
		$collector = new WPSEO_Collector();
		$collector-&gt;add_collection( new WPSEO_Tracking_Default_Data() );
		$collector-&gt;add_collection( new WPSEO_Tracking_Server_Data() );
		$collector-&gt;add_collection( new WPSEO_Tracking_Theme_Data() );
		$collector-&gt;add_collection( new WPSEO_Tracking_Plugin_Data() );
		$collector-&gt;add_collection( new WPSEO_Tracking_Settings_Data() );

		return $collector;
	}
}
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