File includes/component/tracking data/class-ts-tracker.php

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<?php
/**
 * The tracker class adds functionality to track usage of the plugin based on if the customer opted in.
 * No personal information is tracked, only general settings, order and user counts and admin email for 
 * discount code.
 *
 * @class       TS_Tracker
 * @version     6.8
 */

if ( ! defined( 'ABSPATH' ) ) {
    exit;
}
/**
 * It will send the tracking data to the server.
 */
class TS_Tracker {

    /**
     * URL to the  Tracker API endpoint.
     * @var string
     */

    private static $api_url = 'http://tracking.tychesoftwares.com/v1/';

    /**
    * @var string Plugin prefix
    * @access public 
    */

    public static $plugin_prefix = '';

    /**
    * @var string Plugin name
    * @access public 
    */

    public static $plugin_name = '';

    /**
     * Hook into cron event.
     */
    public function __construct( $ts_plugin_prefix = '', $ts_plugin_name = '' ) {

        self::$plugin_prefix = $ts_plugin_prefix;
        self::$plugin_name   = $ts_plugin_name;

        add_action( self::$plugin_prefix . '_ts_tracker_send_event',   array( __CLASS__, 'ts_send_tracking_data' ) );
    }

    /**
     * Decide whether to send tracking data or not.
     *
     * @param boolean $override
     */
    public static function ts_send_tracking_data( $override = false ) {
        if ( ! apply_filters( 'ts_tracker_send_override', $override ) ) {
            // Send a maximum of once per week by default.
            $last_send = self::ts_get_last_send_time();
            if ( $last_send && $last_send > apply_filters( 'ts_tracker_last_send_interval', strtotime( '-1 week' ) ) ) {
                return;
            }
        } else {
            // Make sure there is at least a 1 hour delay between override sends, we don't want duplicate calls due to double clicking links.
            $last_send = self::ts_get_last_send_time();
            if ( $last_send && $last_send > strtotime( '-1 hours' ) ) {
                return;
            }
        }
        
        $allow_tracking =  get_option( self::$plugin_prefix . '_allow_tracking' );
        if ( 'yes' == $allow_tracking ) {
            $override = true;
        }
        
        // Update time first before sending to ensure it is set
        update_option( 'ts_tracker_last_send', time() );

        if( $override == false ) {
            $params   = array();
            $params[ 'tracking_usage' ] = 'no';
            $params[ 'url' ]            = home_url();
            $params[ 'email' ]          = '';
            
            $params                     = apply_filters( 'ts_tracker_opt_out_data', $params );
        } else {
            $params   = self::ts_get_tracking_data();
        }
        
        wp_safe_remote_post( self::$api_url, array(
                'method'      => 'POST',
                'timeout'     => 45,
                'redirection' => 5,
                'httpversion' => '1.0',
                'blocking'    => false,
                'headers'     => array( 'user-agent' => 'TSTracker/' . md5( esc_url( home_url( '/' ) ) ) . ';' ),
                'body'        => json_encode( $params ),
                'cookies'     => array(),
            )
        );  
    }

    /**
     * Get the last time tracking data was sent.
     * @return int|bool
     */
    private static function ts_get_last_send_time() {
        return apply_filters( 'ts_tracker_last_send_time', get_option( 'ts_tracker_last_send', false ) );
    }

    /**
     * Get all the tracking data.
     * @return array
     */
    private static function ts_get_tracking_data() {
        $data                        = array();

        // General site info
        $data[ 'url' ]               = home_url();
        $data[ 'email' ]             = apply_filters( 'ts_tracker_admin_email', get_option( 'admin_email' ) );

        // WordPress Info
        $data[ 'wp' ]                = self::ts_get_wordpress_info();

        $data[ 'theme_info' ]        = self::ts_get_theme_info();

        // Server Info
        $data[ 'server' ]            = self::ts_get_server_info();

        // Plugin info
        $all_plugins                 = self::ts_get_all_plugins();
        $data[ 'active_plugins' ]    = $all_plugins[ 'active_plugins' ];
        $data[ 'inactive_plugins' ]  = $all_plugins[ 'inactive_plugins' ];

        //WooCommerce version 
        $data[ 'wc_plugin_version' ] = self::ts_get_wc_plugin_version();


                
        return apply_filters( 'ts_tracker_data', $data );
    }

    /**
     * Get Selected city of the WooCommerce store.
     * @return string $ts_city Name of the city
     */
    private static function ts_get_wc_city () {
        $ts_city = get_option ( 'woocommerce_store_city' ); 
        return $ts_city;
    }

    /**
     * Get Selected country of the WooCommerce store.
     * @return string $ts_country Name of the city
     */
    private static function ts_get_wc_country () {
        $ts_country = get_option ( 'woocommerce_default_country' ); 
        return $ts_country;
    }
    
    /**
     * Get WordPress related data.
     * @return array
     */
    private static function ts_get_wordpress_info() {
        $wp_data = array();

        $memory = wc_let_to_num( WP_MEMORY_LIMIT );

        if ( function_exists( 'memory_get_usage' ) ) {
            $system_memory = wc_let_to_num( @ini_get( 'memory_limit' ) );
            $memory        = max( $memory, $system_memory );
        }

        $wp_data[ 'memory_limit' ] = size_format( $memory );
        $wp_data[ 'debug_mode' ]   = ( defined( 'WP_DEBUG' ) && WP_DEBUG ) ? 'Yes' : 'No';
        $wp_data[ 'locale' ]       = get_locale();
        $wp_data[ 'wp_version' ]   = get_bloginfo( 'version' );
        $wp_data[ 'multisite' ]    = is_multisite() ? 'Yes' : 'No';
        $wp_data[ 'blogdescription' ] = get_option ( 'blogdescription' );
        $wp_data[ 'blogname' ] = get_option ( 'blogname' );
        $wp_data[ 'wc_city' ]    = self::ts_get_wc_city();
        $wp_data[ 'wc_country' ] = self::ts_get_wc_country();

        return $wp_data;
    }

    /**
     * Get the current theme info, theme name and version.
     * @return array
     */
    public static function ts_get_theme_info() {
        $theme_data        = wp_get_theme();
        $theme_child_theme = is_child_theme() ? 'Yes' : 'No';

        return array( 'theme_name' => $theme_data->Name, 
                    'theme_version' => $theme_data->Version, 
                    'child_theme' => $theme_child_theme );
    }

    /**
     * Get server related info.
     * @return array
     */
    private static function ts_get_server_info() {
        global $wpdb;
        $server_data = array();

        if ( isset( $_SERVER[ 'SERVER_SOFTWARE' ] ) && ! empty( $_SERVER[ 'SERVER_SOFTWARE' ] ) ) {
            $server_data[ 'software' ] = $_SERVER[ 'SERVER_SOFTWARE' ];
        }

        if ( function_exists( 'phpversion' ) ) {
            $server_data[ 'php_version' ] = phpversion();
        }

        if ( function_exists( 'ini_get' ) ) {
            $server_data[ 'php_post_max_size' ] = size_format( wc_let_to_num( ini_get( 'post_max_size' ) ) );
            $server_data[ 'php_time_limt' ] = ini_get( 'max_execution_time' );
            $server_data[ 'php_max_input_vars' ] = ini_get( 'max_input_vars' );
            $server_data[ 'php_suhosin' ] = extension_loaded( 'suhosin' ) ? 'Yes' : 'No';
        }

        $server_data[ 'mysql_version' ] = $wpdb->db_version();

        $server_data[ 'php_max_upload_size' ] = size_format( wp_max_upload_size() );
        $server_data[ 'php_default_timezone' ] = date_default_timezone_get();
        $server_data[ 'php_soap' ] = class_exists( 'SoapClient' ) ? 'Yes' : 'No';
        $server_data[ 'php_fsockopen' ] = function_exists( 'fsockopen' ) ? 'Yes' : 'No';
        $server_data[ 'php_curl' ] = function_exists( 'curl_init' ) ? 'Yes' : 'No';

        return $server_data;
    }

    /**
     * Get all plugins grouped into activated or not.
     * @return array
     */
    private static function ts_get_all_plugins() {
        // Ensure get_plugins function is loaded
        if ( ! function_exists( 'get_plugins' ) ) {
            include ABSPATH . '/wp-admin/includes/plugin.php';
        }

        $plugins             = get_plugins();
        $active_plugins_keys = get_option( 'active_plugins', array() );
        $active_plugins      = array();

        foreach ( $plugins as $k => $v ) {
            // Take care of formatting the data how we want it.
            $formatted = array();
            $formatted[ 'name' ] = strip_tags( $v[ 'Name' ] );
            if ( isset( $v[ 'Version' ] ) ) {
                $formatted[ 'version' ] = strip_tags( $v[ 'Version' ] );
            }
            if ( isset( $v[ 'Author' ] ) ) {
                $formatted[ 'author' ] = strip_tags( $v[ 'Author' ] );
            }
            if ( isset( $v[ 'Network' ] ) ) {
                $formatted[ 'network' ] = strip_tags( $v[ 'Network' ] );
            }
            if ( isset( $v[ 'PluginURI' ] ) ) {
                $formatted[ 'plugin_uri' ] = strip_tags( $v[ 'PluginURI' ] );
            }
            if ( in_array( $k, $active_plugins_keys ) ) {
                // Remove active plugins from list so we can show active and inactive separately
                unset( $plugins[ $k ] );
                $active_plugins[ $k ] = $formatted;
            } else {
                $plugins[ $k ] = $formatted;
            }
        }

        return array( 'active_plugins' => $active_plugins, 'inactive_plugins' => $plugins );
    }
    
    /**
     * Sends current WooCommerce version
     * @return string
     */
    private static function ts_get_wc_plugin_version() {
        return WC()->version;
    }
}

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