<?php

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namespace WPForms\Integrations\UsageTracking;

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use WPForms\Tasks\Task;

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/**

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* Class SendUsageTask.

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*

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* @since 1.6.1

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*/

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class SendUsageTask extends Task {

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/**

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* Action name for this task.

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*

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* @since 1.6.1

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*/

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const ACTION = 'wpforms_send_usage_data';

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/**

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* Server URL to send requests to.

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*

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* @since 1.6.1

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*/

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const TRACK_URL = 'https://wpformsusage.com/v1/track';

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/**

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* Option name to store the timestamp of the last run.

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*

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* @since 1.6.3

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*/

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const LAST_RUN = 'wpforms_send_usage_last_run';

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/**

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* Class constructor.

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*

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* @since 1.6.1

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*/

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public function __construct() {

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parent::__construct( self::ACTION );

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$this->init();

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}

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/**

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* Initialize the task with all the proper checks.

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*

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* @since 1.6.1

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*/

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public function init() {

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// Register the action handler.

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$this->hooks();

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$tasks = wpforms()->obj( 'tasks' );

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// Add new if none exists.

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if ( $tasks->is_scheduled( self::ACTION ) !== false ) {

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return;

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}

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$this->recurring( $this->generate_start_date(), WEEK_IN_SECONDS )->register();

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}

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/**

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* Add hooks.

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*

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* @since 1.7.3

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*/

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private function hooks() {

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add_action( self::ACTION, [ $this, 'process' ] );

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}

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/**

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* Randomly pick a timestamp

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* which is not more than 1 week in the future

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* starting from next sunday.

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*

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* @since 1.6.1

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*

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* @return int

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*/

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private function generate_start_date() {

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$tracking = [];

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$tracking['days'] = wp_rand( 0, 6 ) * DAY_IN_SECONDS;

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$tracking['hours'] = wp_rand( 0, 23 ) * HOUR_IN_SECONDS;

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$tracking['minutes'] = wp_rand( 0, 59 ) * MINUTE_IN_SECONDS;

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$tracking['seconds'] = wp_rand( 0, 59 );

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return strtotime( 'next sunday' ) + array_sum( $tracking );

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}

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/**

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* Send the actual data in a POST request.

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*

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* @since 1.6.1

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*/

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public function process() {

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$last_run = get_option( self::LAST_RUN );

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// Make sure we do not run it more than once a day.

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if (

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$last_run !== false &&

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( time() - $last_run ) < DAY_IN_SECONDS

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) {

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return;

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}

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// Send data to the usage tracking API.

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$ut = new UsageTracking();

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wp_remote_post(

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self::TRACK_URL,

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[

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'timeout' => 5,

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'redirection' => 5,

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'httpversion' => '1.1',

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'blocking' => true,

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'body' => $ut->get_data(),

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'user-agent' => $ut->get_user_agent(),

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]

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);

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// Update the last run option to the current timestamp.

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update_option( self::LAST_RUN, time() );

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}

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}

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