eventespresso / event-espresso-core

core/EE_Session.core.php

Indentation +1267 added lines, -1267 removed lines

@@ -25,1265 +25,1265 @@ 
 class EE_Session implements SessionIdentifierInterface
 {
 
-    const session_id_prefix = 'ee_ssn_';
-
-    const hash_check_prefix = 'ee_shc_';
-
-    const OPTION_NAME_SETTINGS = 'ee_session_settings';
-
-    const STATUS_CLOSED = 0;
-
-    const STATUS_OPEN = 1;
-
-    /**
-     * instance of the EE_Session object
-     *
-     * @var EE_Session
-     */
-    private static $_instance;
-
-    /**
-     * @var CacheStorageInterface $cache_storage
-     */
-    protected $cache_storage;
-
-    /**
-     * @var EE_Encryption $encryption
-     */
-    protected $encryption;
-
-    /**
-     * @var SessionStartHandler $session_start_handler
-     */
-    protected $session_start_handler;
-
-    /**
-     * the session id
-     *
-     * @var string
-     */
-    private $_sid;
-
-    /**
-     * session id salt
-     *
-     * @var string
-     */
-    private $_sid_salt;
-
-    /**
-     * session data
-     *
-     * @var array
-     */
-    private $_session_data = array();
-
-    /**
-     * how long an EE session lasts
-     * default session lifespan of 1 hour (for not so instant IPNs)
-     *
-     * @var SessionLifespan $session_lifespan
-     */
-    private $session_lifespan;
-
-    /**
-     * session expiration time as Unix timestamp in GMT
-     *
-     * @var int
-     */
-    private $_expiration;
-
-    /**
-     * whether or not session has expired at some point
-     *
-     * @var boolean
-     */
-    private $_expired = false;
-
-    /**
-     * current time as Unix timestamp in GMT
-     *
-     * @var int
-     */
-    private $_time;
-
-    /**
-     * whether to encrypt session data
-     *
-     * @var bool
-     */
-    private $_use_encryption;
-
-    /**
-     * well... according to the server...
-     *
-     * @var null
-     */
-    private $_user_agent;
-
-    /**
-     * do you really trust the server ?
-     *
-     * @var null
-     */
-    private $_ip_address;
-
-    /**
-     * current WP user_id
-     *
-     * @var null
-     */
-    private $_wp_user_id;
-
-    /**
-     * array for defining default session vars
-     *
-     * @var array
-     */
-    private $_default_session_vars = array(
-        'id'            => null,
-        'user_id'       => null,
-        'ip_address'    => null,
-        'user_agent'    => null,
-        'init_access'   => null,
-        'last_access'   => null,
-        'expiration'    => null,
-        'pages_visited' => array(),
-    );
-
-    /**
-     * timestamp for when last garbage collection cycle was performed
-     *
-     * @var int $_last_gc
-     */
-    private $_last_gc;
-
-    /**
-     * @var RequestInterface $request
-     */
-    protected $request;
-
-    /**
-     * whether session is active or not
-     *
-     * @var int $status
-     */
-    private $status = EE_Session::STATUS_CLOSED;
-
-
-    /**
-     * @singleton method used to instantiate class object
-     * @param CacheStorageInterface $cache_storage
-     * @param SessionLifespan|null  $lifespan
-     * @param RequestInterface      $request
-     * @param SessionStartHandler   $session_start_handler
-     * @param EE_Encryption         $encryption
-     * @return EE_Session
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public static function instance(
-        CacheStorageInterface $cache_storage = null,
-        SessionLifespan $lifespan = null,
-        RequestInterface $request = null,
-        SessionStartHandler $session_start_handler = null,
-        EE_Encryption $encryption = null
-    ) {
-        // check if class object is instantiated
-        // session loading is turned ON by default, but prior to the init hook, can be turned back OFF via:
-        // add_filter( 'FHEE_load_EE_Session', '__return_false' );
-        if (! self::$_instance instanceof EE_Session
-            && apply_filters('FHEE_load_EE_Session', true)
-            && $cache_storage instanceof CacheStorageInterface
-            && $lifespan instanceof SessionLifespan
-            && $request instanceof RequestInterface
-            && $session_start_handler instanceof SessionStartHandler
-        ) {
-            self::$_instance = new self(
-                $cache_storage,
-                $lifespan,
-                $request,
-                $session_start_handler,
-                $encryption
-            );
-        }
-        return self::$_instance;
-    }
-
-
-    /**
-     * protected constructor to prevent direct creation
-     *
-     * @param CacheStorageInterface $cache_storage
-     * @param SessionLifespan       $lifespan
-     * @param RequestInterface      $request
-     * @param SessionStartHandler   $session_start_handler
-     * @param EE_Encryption         $encryption
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function __construct(
-        CacheStorageInterface $cache_storage,
-        SessionLifespan $lifespan,
-        RequestInterface $request,
-        SessionStartHandler $session_start_handler,
-        EE_Encryption $encryption = null
-    ) {
-        // session loading is turned ON by default,
-        // but prior to the 'AHEE__EE_System__core_loaded_and_ready' hook
-        // (which currently fires on the init hook at priority 9),
-        // can be turned back OFF via: add_filter( 'FHEE_load_EE_Session', '__return_false' );
-        if (! apply_filters('FHEE_load_EE_Session', true)) {
-            return;
-        }
-        $this->session_start_handler = $session_start_handler;
-        $this->session_lifespan = $lifespan;
-        $this->request = $request;
-        if (! defined('ESPRESSO_SESSION')) {
-            define('ESPRESSO_SESSION', true);
-        }
-        // retrieve session options from db
-        $session_settings = (array) get_option(EE_Session::OPTION_NAME_SETTINGS, array());
-        if (! empty($session_settings)) {
-            // cycle though existing session options
-            foreach ($session_settings as $var_name => $session_setting) {
-                // set values for class properties
-                $var_name = '_' . $var_name;
-                $this->{$var_name} = $session_setting;
-            }
-        }
-        $this->cache_storage = $cache_storage;
-        // are we using encryption?
-        $this->_use_encryption = $encryption instanceof EE_Encryption
-                                 && EE_Registry::instance()->CFG->admin->encode_session_data();
-        // encrypt data via: $this->encryption->encrypt();
-        $this->encryption = $encryption;
-        // filter hook allows outside functions/classes/plugins to change default empty cart
-        $extra_default_session_vars = apply_filters('FHEE__EE_Session__construct__extra_default_session_vars', array());
-        array_merge($this->_default_session_vars, $extra_default_session_vars);
-        // apply default session vars
-        $this->_set_defaults();
-        add_action('AHEE__EE_System__initialize', array($this, 'open_session'));
-        // check request for 'clear_session' param
-        add_action('AHEE__EE_Request_Handler__construct__complete', array($this, 'wp_loaded'));
-        // once everything is all said and done,
-        add_action('shutdown', array($this, 'update'), 100);
-        add_action('shutdown', array($this, 'garbageCollection'), 1000);
-        $this->configure_garbage_collection_filters();
-    }
-
-
-    /**
-     * @return bool
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public static function isLoadedAndActive()
-    {
-        return did_action('AHEE__EE_System__core_loaded_and_ready')
-               && EE_Session::instance() instanceof EE_Session
-               && EE_Session::instance()->isActive();
-    }
-
-
-    /**
-     * @return bool
-     */
-    public function isActive()
-    {
-        return $this->status === EE_Session::STATUS_OPEN;
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws InvalidSessionDataException
-     */
-    public function open_session()
-    {
-        // check for existing session and retrieve it from db
-        if (! $this->_espresso_session()) {
-            // or just start a new one
-            $this->_create_espresso_session();
-        }
-    }
-
-
-    /**
-     * @return bool
-     */
-    public function expired()
-    {
-        return $this->_expired;
-    }
-
-
-    /**
-     * @return void
-     */
-    public function reset_expired()
-    {
-        $this->_expired = false;
-    }
-
-
-    /**
-     * @return int
-     */
-    public function expiration()
-    {
-        return $this->_expiration;
-    }
-
-
-    /**
-     * @return int
-     */
-    public function extension()
-    {
-        return apply_filters('FHEE__EE_Session__extend_expiration__seconds_added', 10 * MINUTE_IN_SECONDS);
-    }
-
-
-    /**
-     * @param int $time number of seconds to add to session expiration
-     */
-    public function extend_expiration($time = 0)
-    {
-        $time = $time ? $time : $this->extension();
-        $this->_expiration += absint($time);
-    }
-
-
-    /**
-     * @return int
-     */
-    public function lifespan()
-    {
-        return $this->session_lifespan->inSeconds();
-    }
-
-
-    /**
-     * This just sets some defaults for the _session data property
-     *
-     * @access private
-     * @return void
-     */
-    private function _set_defaults()
-    {
-        // set some defaults
-        foreach ($this->_default_session_vars as $key => $default_var) {
-            if (is_array($default_var)) {
-                $this->_session_data[ $key ] = array();
-            } else {
-                $this->_session_data[ $key ] = '';
-            }
-        }
-    }
-
-
-    /**
-     * @retrieve  session data
-     * @access    public
-     * @return    string
-     */
-    public function id()
-    {
-        return $this->_sid;
-    }
-
-
-    /**
-     * @param \EE_Cart $cart
-     * @return bool
-     */
-    public function set_cart(EE_Cart $cart)
-    {
-        $this->_session_data['cart'] = $cart;
-        return true;
-    }
-
-
-    /**
-     * reset_cart
-     */
-    public function reset_cart()
-    {
-        do_action('AHEE__EE_Session__reset_cart__before_reset', $this);
-        $this->_session_data['cart'] = null;
-    }
-
-
-    /**
-     * @return \EE_Cart
-     */
-    public function cart()
-    {
-        return isset($this->_session_data['cart']) && $this->_session_data['cart'] instanceof EE_Cart
-            ? $this->_session_data['cart']
-            : null;
-    }
-
-
-    /**
-     * @param \EE_Checkout $checkout
-     * @return bool
-     */
-    public function set_checkout(EE_Checkout $checkout)
-    {
-        $this->_session_data['checkout'] = $checkout;
-        return true;
-    }
-
-
-    /**
-     * reset_checkout
-     */
-    public function reset_checkout()
-    {
-        do_action('AHEE__EE_Session__reset_checkout__before_reset', $this);
-        $this->_session_data['checkout'] = null;
-    }
-
-
-    /**
-     * @return \EE_Checkout
-     */
-    public function checkout()
-    {
-        return isset($this->_session_data['checkout']) && $this->_session_data['checkout'] instanceof EE_Checkout
-            ? $this->_session_data['checkout']
-            : null;
-    }
-
-
-    /**
-     * @param \EE_Transaction $transaction
-     * @return bool
-     * @throws EE_Error
-     */
-    public function set_transaction(EE_Transaction $transaction)
-    {
-        // first remove the session from the transaction before we save the transaction in the session
-        $transaction->set_txn_session_data(null);
-        $this->_session_data['transaction'] = $transaction;
-        return true;
-    }
-
-
-    /**
-     * reset_transaction
-     */
-    public function reset_transaction()
-    {
-        do_action('AHEE__EE_Session__reset_transaction__before_reset', $this);
-        $this->_session_data['transaction'] = null;
-    }
-
-
-    /**
-     * @return \EE_Transaction
-     */
-    public function transaction()
-    {
-        return isset($this->_session_data['transaction'])
-               && $this->_session_data['transaction'] instanceof EE_Transaction
-            ? $this->_session_data['transaction']
-            : null;
-    }
-
-
-    /**
-     * retrieve session data
-     *
-     * @param null $key
-     * @param bool $reset_cache
-     * @return array
-     */
-    public function get_session_data($key = null, $reset_cache = false)
-    {
-        if ($reset_cache) {
-            $this->reset_cart();
-            $this->reset_checkout();
-            $this->reset_transaction();
-        }
-        if (! empty($key)) {
-            return isset($this->_session_data[ $key ]) ? $this->_session_data[ $key ] : null;
-        }
-        return $this->_session_data;
-    }
-
-
-    /**
-     * Returns TRUE on success, FALSE on fail
-     *
-     * @param array $data
-     * @return bool
-     */
-    public function set_session_data($data)
-    {
-        // nothing ??? bad data ??? go home!
-        if (empty($data) || ! is_array($data)) {
-            EE_Error::add_error(
-                esc_html__(
-                    'No session data or invalid session data was provided.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        foreach ($data as $key => $value) {
-            if (isset($this->_default_session_vars[ $key ])) {
-                EE_Error::add_error(
-                    sprintf(
-                        esc_html__(
-                            'Sorry! %s is a default session datum and can not be reset.',
-                            'event_espresso'
-                        ),
-                        $key
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-                return false;
-            }
-            $this->_session_data[ $key ] = $value;
-        }
-        return true;
-    }
-
-
-    /**
-     * @initiate session
-     * @access   private
-     * @return TRUE on success, FALSE on fail
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws InvalidSessionDataException
-     */
-    private function _espresso_session()
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        $this->session_start_handler->startSession();
-        $this->status = EE_Session::STATUS_OPEN;
-        // get our modified session ID
-        $this->_sid = $this->_generate_session_id();
-        // and the visitors IP
-        $this->_ip_address = $this->request->ipAddress();
-        // set the "user agent"
-        $this->_user_agent = $this->request->userAgent();
-        // now let's retrieve what's in the db
-        $session_data = $this->_retrieve_session_data();
-        if (! empty($session_data)) {
-            // get the current time in UTC
-            $this->_time = $this->_time !== null ? $this->_time : time();
-            // and reset the session expiration
-            $this->_expiration = isset($session_data['expiration'])
-                ? $session_data['expiration']
-                : $this->_time + $this->session_lifespan->inSeconds();
-        } else {
-            // set initial site access time and the session expiration
-            $this->_set_init_access_and_expiration();
-            // set referer
-            $this->_session_data['pages_visited'][ $this->_session_data['init_access'] ] = isset($_SERVER['HTTP_REFERER'])
-                ? esc_attr($_SERVER['HTTP_REFERER'])
-                : '';
-            // no previous session = go back and create one (on top of the data above)
-            return false;
-        }
-        // now the user agent
-        if ($session_data['user_agent'] !== $this->_user_agent) {
-            return false;
-        }
-        // wait a minute... how old are you?
-        if ($this->_time > $this->_expiration) {
-            // yer too old fer me!
-            $this->_expired = true;
-            // wipe out everything that isn't a default session datum
-            $this->clear_session(__CLASS__, __FUNCTION__);
-        }
-        // make event espresso session data available to plugin
-        $this->_session_data = array_merge($this->_session_data, $session_data);
-        return true;
-    }
-
-
-    /**
-     * _get_session_data
-     * Retrieves the session data, and attempts to correct any encoding issues that can occur due to improperly setup
-     * databases
-     *
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidSessionDataException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _retrieve_session_data()
-    {
-        $ssn_key = EE_Session::session_id_prefix . $this->_sid;
-        try {
-            // we're using WP's Transient API to store session data using the PHP session ID as the option name
-            $session_data = $this->cache_storage->get($ssn_key, false);
-            if (empty($session_data)) {
-                return array();
-            }
-            if (apply_filters('FHEE__EE_Session___perform_session_id_hash_check', WP_DEBUG)) {
-                $hash_check = $this->cache_storage->get(
-                    EE_Session::hash_check_prefix . $this->_sid,
-                    false
-                );
-                if ($hash_check && $hash_check !== md5($session_data)) {
-                    EE_Error::add_error(
-                        sprintf(
-                            __(
-                                'The stored data for session %1$s failed to pass a hash check and therefore appears to be invalid.',
-                                'event_espresso'
-                            ),
-                            EE_Session::session_id_prefix . $this->_sid
-                        ),
-                        __FILE__,
-                        __FUNCTION__,
-                        __LINE__
-                    );
-                }
-            }
-        } catch (Exception $e) {
-            // let's just eat that error for now and attempt to correct any corrupted data
-            global $wpdb;
-            $row = $wpdb->get_row(
-                $wpdb->prepare(
-                    "SELECT option_value FROM {$wpdb->options} WHERE option_name = %s LIMIT 1",
-                    '_transient_' . $ssn_key
-                )
-            );
-            $session_data = is_object($row) ? $row->option_value : null;
-            if ($session_data) {
-                $session_data = preg_replace_callback(
-                    '!s:(d+):"(.*?)";!',
-                    function ($match) {
-                        return $match[1] === strlen($match[2])
-                            ? $match[0]
-                            : 's:' . strlen($match[2]) . ':"' . $match[2] . '";';
-                    },
-                    $session_data
-                );
-            }
-            $session_data = maybe_unserialize($session_data);
-        }
-        // in case the data is encoded... try to decode it
-        $session_data = $this->encryption instanceof EE_Encryption
-            ? $this->encryption->base64_string_decode($session_data)
-            : $session_data;
-        if (! is_array($session_data)) {
-            try {
-                $session_data = maybe_unserialize($session_data);
-            } catch (Exception $e) {
-                $msg = esc_html__(
-                    'An error occurred while attempting to unserialize the session data.',
-                    'event_espresso'
-                );
-                $msg .= WP_DEBUG
-                    ? '<br><pre>'
-                      . print_r($session_data, true)
-                      . '</pre><br>'
-                      . $this->find_serialize_error($session_data)
-                    : '';
-                $this->cache_storage->delete(EE_Session::session_id_prefix . $this->_sid);
-                throw new InvalidSessionDataException($msg, 0, $e);
-            }
-        }
-        // just a check to make sure the session array is indeed an array
-        if (! is_array($session_data)) {
-            // no?!?! then something is wrong
-            $msg = esc_html__(
-                'The session data is missing, invalid, or corrupted.',
-                'event_espresso'
-            );
-            $msg .= WP_DEBUG
-                ? '<br><pre>' . print_r($session_data, true) . '</pre><br>' . $this->find_serialize_error($session_data)
-                : '';
-            $this->cache_storage->delete(EE_Session::session_id_prefix . $this->_sid);
-            throw new InvalidSessionDataException($msg);
-        }
-        if (isset($session_data['transaction']) && absint($session_data['transaction']) !== 0) {
-            $session_data['transaction'] = EEM_Transaction::instance()->get_one_by_ID(
-                $session_data['transaction']
-            );
-        }
-        return $session_data;
-    }
-
-
-    /**
-     * _generate_session_id
-     * Retrieves the PHP session id either directly from the PHP session,
-     * or from the $_REQUEST array if it was passed in from an AJAX request.
-     * The session id is then salted and hashed (mmm sounds tasty)
-     * so that it can be safely used as a $_REQUEST param
-     *
-     * @return string
-     */
-    protected function _generate_session_id()
-    {
-        // check if the SID was passed explicitly, otherwise get from session, then add salt and hash it to reduce length
-        if (isset($_REQUEST['EESID'])) {
-            $session_id = sanitize_text_field($_REQUEST['EESID']);
-        } else {
-            $session_id = md5(session_id() . get_current_blog_id() . $this->_get_sid_salt());
-        }
-        return apply_filters('FHEE__EE_Session___generate_session_id__session_id', $session_id);
-    }
-
-
-    /**
-     * _get_sid_salt
-     *
-     * @return string
-     */
-    protected function _get_sid_salt()
-    {
-        // was session id salt already saved to db ?
-        if (empty($this->_sid_salt)) {
-            // no?  then maybe use WP defined constant
-            if (defined('AUTH_SALT')) {
-                $this->_sid_salt = AUTH_SALT;
-            }
-            // if salt doesn't exist or is too short
-            if (strlen($this->_sid_salt) < 32) {
-                // create a new one
-                $this->_sid_salt = wp_generate_password(64);
-            }
-            // and save it as a permanent session setting
-            $this->updateSessionSettings(array('sid_salt' => $this->_sid_salt));
-        }
-        return $this->_sid_salt;
-    }
-
-
-    /**
-     * _set_init_access_and_expiration
-     *
-     * @return void
-     */
-    protected function _set_init_access_and_expiration()
-    {
-        $this->_time = time();
-        $this->_expiration = $this->_time + $this->session_lifespan->inSeconds();
-        // set initial site access time
-        $this->_session_data['init_access'] = $this->_time;
-        // and the session expiration
-        $this->_session_data['expiration'] = $this->_expiration;
-    }
-
-
-    /**
-     * @update session data  prior to saving to the db
-     * @access public
-     * @param bool $new_session
-     * @return TRUE on success, FALSE on fail
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function update($new_session = false)
-    {
-        $this->_session_data = $this->_session_data !== null
-                               && is_array($this->_session_data)
-                               && isset($this->_session_data['id'])
-            ? $this->_session_data
-            : array();
-        if (empty($this->_session_data)) {
-            $this->_set_defaults();
-        }
-        $session_data = array();
-        foreach ($this->_session_data as $key => $value) {
-            switch ($key) {
-                case 'id':
-                    // session ID
-                    $session_data['id'] = $this->_sid;
-                    break;
-                case 'ip_address':
-                    // visitor ip address
-                    $session_data['ip_address'] = $this->request->ipAddress();
-                    break;
-                case 'user_agent':
-                    // visitor user_agent
-                    $session_data['user_agent'] = $this->_user_agent;
-                    break;
-                case 'init_access':
-                    $session_data['init_access'] = absint($value);
-                    break;
-                case 'last_access':
-                    // current access time
-                    $session_data['last_access'] = $this->_time;
-                    break;
-                case 'expiration':
-                    // when the session expires
-                    $session_data['expiration'] = ! empty($this->_expiration)
-                        ? $this->_expiration
-                        : $session_data['init_access'] + $this->session_lifespan->inSeconds();
-                    break;
-                case 'user_id':
-                    // current user if logged in
-                    $session_data['user_id'] = $this->_wp_user_id();
-                    break;
-                case 'pages_visited':
-                    $page_visit = $this->_get_page_visit();
-                    if ($page_visit) {
-                        // set pages visited where the first will be the http referrer
-                        $this->_session_data['pages_visited'][ $this->_time ] = $page_visit;
-                        // we'll only save the last 10 page visits.
-                        $session_data['pages_visited'] = array_slice($this->_session_data['pages_visited'], -10);
-                    }
-                    break;
-                default:
-                    // carry any other data over
-                    $session_data[ $key ] = $this->_session_data[ $key ];
-            }
-        }
-        $this->_session_data = $session_data;
-        // creating a new session does not require saving to the db just yet
-        if (! $new_session) {
-            // ready? let's save
-            if ($this->_save_session_to_db()) {
-                return true;
-            }
-            return false;
-        }
-        // meh, why not?
-        return true;
-    }
-
-
-    /**
-     * @create session data array
-     * @access public
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function _create_espresso_session()
-    {
-        do_action('AHEE_log', __CLASS__, __FUNCTION__, '');
-        // use the update function for now with $new_session arg set to TRUE
-        return $this->update(true) ? true : false;
-    }
-
-    /**
-     * Detects if there is anything worth saving in the session (eg the cart is a good one, notices are pretty good
-     * too). This is used when determining if we want to save the session or not.
-     * @since 4.9.67.p
-     * @return bool
-     */
-    private function sessionHasStuffWorthSaving()
-    {
-        return $this->cart() instanceof EE_Cart
-            || (
-                isset($this->_session_data['ee_notices'])
-                && (
-                    ! empty($this->_session_data['ee_notices']['attention'])
-                    || !empty($this->_session_data['ee_notices']['errors'])
-                    || !empty($this->_session_data['ee_notices']['success'])
-                )
-            );
-    }
-    /**
-     * _save_session_to_db
-     *
-     * @param bool $clear_session
-     * @return string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function _save_session_to_db($clear_session = false)
-    {
-        // don't save sessions for crawlers
-        // and unless we're deleting the session data, don't save anything if there isn't a cart
-        if ($this->request->isBot()
-            || (
-                ! $clear_session
-                && ! $this->sessionHasStuffWorthSaving()
-                && apply_filters('FHEE__EE_Session___save_session_to_db__abort_session_save', true)
-            )
-        ) {
-            return false;
-        }
-        $transaction = $this->transaction();
-        if ($transaction instanceof EE_Transaction) {
-            if (! $transaction->ID()) {
-                $transaction->save();
-            }
-            $this->_session_data['transaction'] = $transaction->ID();
-        }
-        // then serialize all of our session data
-        $session_data = serialize($this->_session_data);
-        // do we need to also encode it to avoid corrupted data when saved to the db?
-        $session_data = $this->_use_encryption
-            ? $this->encryption->base64_string_encode($session_data)
-            : $session_data;
-        // maybe save hash check
-        if (apply_filters('FHEE__EE_Session___perform_session_id_hash_check', WP_DEBUG)) {
-            $this->cache_storage->add(
-                EE_Session::hash_check_prefix . $this->_sid,
-                md5($session_data),
-                $this->session_lifespan->inSeconds()
-            );
-        }
-        // we're using the Transient API for storing session data,
-        return $this->cache_storage->add(
-            EE_Session::session_id_prefix . $this->_sid,
-            $session_data,
-            $this->session_lifespan->inSeconds()
-        );
-    }
-
-
-    /**
-     * @get    the full page request the visitor is accessing
-     * @access public
-     * @return string
-     */
-    public function _get_page_visit()
-    {
-        $page_visit = home_url('/') . 'wp-admin/admin-ajax.php';
-        // check for request url
-        if (isset($_SERVER['REQUEST_URI'])) {
-            $http_host = '';
-            $page_id = '?';
-            $e_reg = '';
-            $request_uri = esc_url($_SERVER['REQUEST_URI']);
-            $ru_bits = explode('?', $request_uri);
-            $request_uri = $ru_bits[0];
-            // check for and grab host as well
-            if (isset($_SERVER['HTTP_HOST'])) {
-                $http_host = esc_url($_SERVER['HTTP_HOST']);
-            }
-            // check for page_id in SERVER REQUEST
-            if (isset($_REQUEST['page_id'])) {
-                // rebuild $e_reg without any of the extra parameters
-                $page_id = '?page_id=' . esc_attr($_REQUEST['page_id']) . '&amp;';
-            }
-            // check for $e_reg in SERVER REQUEST
-            if (isset($_REQUEST['ee'])) {
-                // rebuild $e_reg without any of the extra parameters
-                $e_reg = 'ee=' . esc_attr($_REQUEST['ee']);
-            }
-            $page_visit = rtrim($http_host . $request_uri . $page_id . $e_reg, '?');
-        }
-        return $page_visit !== home_url('/wp-admin/admin-ajax.php') ? $page_visit : '';
-    }
-
-
-    /**
-     * @the    current wp user id
-     * @access public
-     * @return int
-     */
-    public function _wp_user_id()
-    {
-        // if I need to explain the following lines of code, then you shouldn't be looking at this!
-        $this->_wp_user_id = get_current_user_id();
-        return $this->_wp_user_id;
-    }
-
-
-    /**
-     * Clear EE_Session data
-     *
-     * @access public
-     * @param string $class
-     * @param string $function
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function clear_session($class = '', $function = '')
-    {
+	const session_id_prefix = 'ee_ssn_';
+
+	const hash_check_prefix = 'ee_shc_';
+
+	const OPTION_NAME_SETTINGS = 'ee_session_settings';
+
+	const STATUS_CLOSED = 0;
+
+	const STATUS_OPEN = 1;
+
+	/**
+	 * instance of the EE_Session object
+	 *
+	 * @var EE_Session
+	 */
+	private static $_instance;
+
+	/**
+	 * @var CacheStorageInterface $cache_storage
+	 */
+	protected $cache_storage;
+
+	/**
+	 * @var EE_Encryption $encryption
+	 */
+	protected $encryption;
+
+	/**
+	 * @var SessionStartHandler $session_start_handler
+	 */
+	protected $session_start_handler;
+
+	/**
+	 * the session id
+	 *
+	 * @var string
+	 */
+	private $_sid;
+
+	/**
+	 * session id salt
+	 *
+	 * @var string
+	 */
+	private $_sid_salt;
+
+	/**
+	 * session data
+	 *
+	 * @var array
+	 */
+	private $_session_data = array();
+
+	/**
+	 * how long an EE session lasts
+	 * default session lifespan of 1 hour (for not so instant IPNs)
+	 *
+	 * @var SessionLifespan $session_lifespan
+	 */
+	private $session_lifespan;
+
+	/**
+	 * session expiration time as Unix timestamp in GMT
+	 *
+	 * @var int
+	 */
+	private $_expiration;
+
+	/**
+	 * whether or not session has expired at some point
+	 *
+	 * @var boolean
+	 */
+	private $_expired = false;
+
+	/**
+	 * current time as Unix timestamp in GMT
+	 *
+	 * @var int
+	 */
+	private $_time;
+
+	/**
+	 * whether to encrypt session data
+	 *
+	 * @var bool
+	 */
+	private $_use_encryption;
+
+	/**
+	 * well... according to the server...
+	 *
+	 * @var null
+	 */
+	private $_user_agent;
+
+	/**
+	 * do you really trust the server ?
+	 *
+	 * @var null
+	 */
+	private $_ip_address;
+
+	/**
+	 * current WP user_id
+	 *
+	 * @var null
+	 */
+	private $_wp_user_id;
+
+	/**
+	 * array for defining default session vars
+	 *
+	 * @var array
+	 */
+	private $_default_session_vars = array(
+		'id'            => null,
+		'user_id'       => null,
+		'ip_address'    => null,
+		'user_agent'    => null,
+		'init_access'   => null,
+		'last_access'   => null,
+		'expiration'    => null,
+		'pages_visited' => array(),
+	);
+
+	/**
+	 * timestamp for when last garbage collection cycle was performed
+	 *
+	 * @var int $_last_gc
+	 */
+	private $_last_gc;
+
+	/**
+	 * @var RequestInterface $request
+	 */
+	protected $request;
+
+	/**
+	 * whether session is active or not
+	 *
+	 * @var int $status
+	 */
+	private $status = EE_Session::STATUS_CLOSED;
+
+
+	/**
+	 * @singleton method used to instantiate class object
+	 * @param CacheStorageInterface $cache_storage
+	 * @param SessionLifespan|null  $lifespan
+	 * @param RequestInterface      $request
+	 * @param SessionStartHandler   $session_start_handler
+	 * @param EE_Encryption         $encryption
+	 * @return EE_Session
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public static function instance(
+		CacheStorageInterface $cache_storage = null,
+		SessionLifespan $lifespan = null,
+		RequestInterface $request = null,
+		SessionStartHandler $session_start_handler = null,
+		EE_Encryption $encryption = null
+	) {
+		// check if class object is instantiated
+		// session loading is turned ON by default, but prior to the init hook, can be turned back OFF via:
+		// add_filter( 'FHEE_load_EE_Session', '__return_false' );
+		if (! self::$_instance instanceof EE_Session
+			&& apply_filters('FHEE_load_EE_Session', true)
+			&& $cache_storage instanceof CacheStorageInterface
+			&& $lifespan instanceof SessionLifespan
+			&& $request instanceof RequestInterface
+			&& $session_start_handler instanceof SessionStartHandler
+		) {
+			self::$_instance = new self(
+				$cache_storage,
+				$lifespan,
+				$request,
+				$session_start_handler,
+				$encryption
+			);
+		}
+		return self::$_instance;
+	}
+
+
+	/**
+	 * protected constructor to prevent direct creation
+	 *
+	 * @param CacheStorageInterface $cache_storage
+	 * @param SessionLifespan       $lifespan
+	 * @param RequestInterface      $request
+	 * @param SessionStartHandler   $session_start_handler
+	 * @param EE_Encryption         $encryption
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function __construct(
+		CacheStorageInterface $cache_storage,
+		SessionLifespan $lifespan,
+		RequestInterface $request,
+		SessionStartHandler $session_start_handler,
+		EE_Encryption $encryption = null
+	) {
+		// session loading is turned ON by default,
+		// but prior to the 'AHEE__EE_System__core_loaded_and_ready' hook
+		// (which currently fires on the init hook at priority 9),
+		// can be turned back OFF via: add_filter( 'FHEE_load_EE_Session', '__return_false' );
+		if (! apply_filters('FHEE_load_EE_Session', true)) {
+			return;
+		}
+		$this->session_start_handler = $session_start_handler;
+		$this->session_lifespan = $lifespan;
+		$this->request = $request;
+		if (! defined('ESPRESSO_SESSION')) {
+			define('ESPRESSO_SESSION', true);
+		}
+		// retrieve session options from db
+		$session_settings = (array) get_option(EE_Session::OPTION_NAME_SETTINGS, array());
+		if (! empty($session_settings)) {
+			// cycle though existing session options
+			foreach ($session_settings as $var_name => $session_setting) {
+				// set values for class properties
+				$var_name = '_' . $var_name;
+				$this->{$var_name} = $session_setting;
+			}
+		}
+		$this->cache_storage = $cache_storage;
+		// are we using encryption?
+		$this->_use_encryption = $encryption instanceof EE_Encryption
+								 && EE_Registry::instance()->CFG->admin->encode_session_data();
+		// encrypt data via: $this->encryption->encrypt();
+		$this->encryption = $encryption;
+		// filter hook allows outside functions/classes/plugins to change default empty cart
+		$extra_default_session_vars = apply_filters('FHEE__EE_Session__construct__extra_default_session_vars', array());
+		array_merge($this->_default_session_vars, $extra_default_session_vars);
+		// apply default session vars
+		$this->_set_defaults();
+		add_action('AHEE__EE_System__initialize', array($this, 'open_session'));
+		// check request for 'clear_session' param
+		add_action('AHEE__EE_Request_Handler__construct__complete', array($this, 'wp_loaded'));
+		// once everything is all said and done,
+		add_action('shutdown', array($this, 'update'), 100);
+		add_action('shutdown', array($this, 'garbageCollection'), 1000);
+		$this->configure_garbage_collection_filters();
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public static function isLoadedAndActive()
+	{
+		return did_action('AHEE__EE_System__core_loaded_and_ready')
+			   && EE_Session::instance() instanceof EE_Session
+			   && EE_Session::instance()->isActive();
+	}
+
+
+	/**
+	 * @return bool
+	 */
+	public function isActive()
+	{
+		return $this->status === EE_Session::STATUS_OPEN;
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidSessionDataException
+	 */
+	public function open_session()
+	{
+		// check for existing session and retrieve it from db
+		if (! $this->_espresso_session()) {
+			// or just start a new one
+			$this->_create_espresso_session();
+		}
+	}
+
+
+	/**
+	 * @return bool
+	 */
+	public function expired()
+	{
+		return $this->_expired;
+	}
+
+
+	/**
+	 * @return void
+	 */
+	public function reset_expired()
+	{
+		$this->_expired = false;
+	}
+
+
+	/**
+	 * @return int
+	 */
+	public function expiration()
+	{
+		return $this->_expiration;
+	}
+
+
+	/**
+	 * @return int
+	 */
+	public function extension()
+	{
+		return apply_filters('FHEE__EE_Session__extend_expiration__seconds_added', 10 * MINUTE_IN_SECONDS);
+	}
+
+
+	/**
+	 * @param int $time number of seconds to add to session expiration
+	 */
+	public function extend_expiration($time = 0)
+	{
+		$time = $time ? $time : $this->extension();
+		$this->_expiration += absint($time);
+	}
+
+
+	/**
+	 * @return int
+	 */
+	public function lifespan()
+	{
+		return $this->session_lifespan->inSeconds();
+	}
+
+
+	/**
+	 * This just sets some defaults for the _session data property
+	 *
+	 * @access private
+	 * @return void
+	 */
+	private function _set_defaults()
+	{
+		// set some defaults
+		foreach ($this->_default_session_vars as $key => $default_var) {
+			if (is_array($default_var)) {
+				$this->_session_data[ $key ] = array();
+			} else {
+				$this->_session_data[ $key ] = '';
+			}
+		}
+	}
+
+
+	/**
+	 * @retrieve  session data
+	 * @access    public
+	 * @return    string
+	 */
+	public function id()
+	{
+		return $this->_sid;
+	}
+
+
+	/**
+	 * @param \EE_Cart $cart
+	 * @return bool
+	 */
+	public function set_cart(EE_Cart $cart)
+	{
+		$this->_session_data['cart'] = $cart;
+		return true;
+	}
+
+
+	/**
+	 * reset_cart
+	 */
+	public function reset_cart()
+	{
+		do_action('AHEE__EE_Session__reset_cart__before_reset', $this);
+		$this->_session_data['cart'] = null;
+	}
+
+
+	/**
+	 * @return \EE_Cart
+	 */
+	public function cart()
+	{
+		return isset($this->_session_data['cart']) && $this->_session_data['cart'] instanceof EE_Cart
+			? $this->_session_data['cart']
+			: null;
+	}
+
+
+	/**
+	 * @param \EE_Checkout $checkout
+	 * @return bool
+	 */
+	public function set_checkout(EE_Checkout $checkout)
+	{
+		$this->_session_data['checkout'] = $checkout;
+		return true;
+	}
+
+
+	/**
+	 * reset_checkout
+	 */
+	public function reset_checkout()
+	{
+		do_action('AHEE__EE_Session__reset_checkout__before_reset', $this);
+		$this->_session_data['checkout'] = null;
+	}
+
+
+	/**
+	 * @return \EE_Checkout
+	 */
+	public function checkout()
+	{
+		return isset($this->_session_data['checkout']) && $this->_session_data['checkout'] instanceof EE_Checkout
+			? $this->_session_data['checkout']
+			: null;
+	}
+
+
+	/**
+	 * @param \EE_Transaction $transaction
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function set_transaction(EE_Transaction $transaction)
+	{
+		// first remove the session from the transaction before we save the transaction in the session
+		$transaction->set_txn_session_data(null);
+		$this->_session_data['transaction'] = $transaction;
+		return true;
+	}
+
+
+	/**
+	 * reset_transaction
+	 */
+	public function reset_transaction()
+	{
+		do_action('AHEE__EE_Session__reset_transaction__before_reset', $this);
+		$this->_session_data['transaction'] = null;
+	}
+
+
+	/**
+	 * @return \EE_Transaction
+	 */
+	public function transaction()
+	{
+		return isset($this->_session_data['transaction'])
+			   && $this->_session_data['transaction'] instanceof EE_Transaction
+			? $this->_session_data['transaction']
+			: null;
+	}
+
+
+	/**
+	 * retrieve session data
+	 *
+	 * @param null $key
+	 * @param bool $reset_cache
+	 * @return array
+	 */
+	public function get_session_data($key = null, $reset_cache = false)
+	{
+		if ($reset_cache) {
+			$this->reset_cart();
+			$this->reset_checkout();
+			$this->reset_transaction();
+		}
+		if (! empty($key)) {
+			return isset($this->_session_data[ $key ]) ? $this->_session_data[ $key ] : null;
+		}
+		return $this->_session_data;
+	}
+
+
+	/**
+	 * Returns TRUE on success, FALSE on fail
+	 *
+	 * @param array $data
+	 * @return bool
+	 */
+	public function set_session_data($data)
+	{
+		// nothing ??? bad data ??? go home!
+		if (empty($data) || ! is_array($data)) {
+			EE_Error::add_error(
+				esc_html__(
+					'No session data or invalid session data was provided.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		foreach ($data as $key => $value) {
+			if (isset($this->_default_session_vars[ $key ])) {
+				EE_Error::add_error(
+					sprintf(
+						esc_html__(
+							'Sorry! %s is a default session datum and can not be reset.',
+							'event_espresso'
+						),
+						$key
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+				return false;
+			}
+			$this->_session_data[ $key ] = $value;
+		}
+		return true;
+	}
+
+
+	/**
+	 * @initiate session
+	 * @access   private
+	 * @return TRUE on success, FALSE on fail
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidSessionDataException
+	 */
+	private function _espresso_session()
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		$this->session_start_handler->startSession();
+		$this->status = EE_Session::STATUS_OPEN;
+		// get our modified session ID
+		$this->_sid = $this->_generate_session_id();
+		// and the visitors IP
+		$this->_ip_address = $this->request->ipAddress();
+		// set the "user agent"
+		$this->_user_agent = $this->request->userAgent();
+		// now let's retrieve what's in the db
+		$session_data = $this->_retrieve_session_data();
+		if (! empty($session_data)) {
+			// get the current time in UTC
+			$this->_time = $this->_time !== null ? $this->_time : time();
+			// and reset the session expiration
+			$this->_expiration = isset($session_data['expiration'])
+				? $session_data['expiration']
+				: $this->_time + $this->session_lifespan->inSeconds();
+		} else {
+			// set initial site access time and the session expiration
+			$this->_set_init_access_and_expiration();
+			// set referer
+			$this->_session_data['pages_visited'][ $this->_session_data['init_access'] ] = isset($_SERVER['HTTP_REFERER'])
+				? esc_attr($_SERVER['HTTP_REFERER'])
+				: '';
+			// no previous session = go back and create one (on top of the data above)
+			return false;
+		}
+		// now the user agent
+		if ($session_data['user_agent'] !== $this->_user_agent) {
+			return false;
+		}
+		// wait a minute... how old are you?
+		if ($this->_time > $this->_expiration) {
+			// yer too old fer me!
+			$this->_expired = true;
+			// wipe out everything that isn't a default session datum
+			$this->clear_session(__CLASS__, __FUNCTION__);
+		}
+		// make event espresso session data available to plugin
+		$this->_session_data = array_merge($this->_session_data, $session_data);
+		return true;
+	}
+
+
+	/**
+	 * _get_session_data
+	 * Retrieves the session data, and attempts to correct any encoding issues that can occur due to improperly setup
+	 * databases
+	 *
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidSessionDataException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _retrieve_session_data()
+	{
+		$ssn_key = EE_Session::session_id_prefix . $this->_sid;
+		try {
+			// we're using WP's Transient API to store session data using the PHP session ID as the option name
+			$session_data = $this->cache_storage->get($ssn_key, false);
+			if (empty($session_data)) {
+				return array();
+			}
+			if (apply_filters('FHEE__EE_Session___perform_session_id_hash_check', WP_DEBUG)) {
+				$hash_check = $this->cache_storage->get(
+					EE_Session::hash_check_prefix . $this->_sid,
+					false
+				);
+				if ($hash_check && $hash_check !== md5($session_data)) {
+					EE_Error::add_error(
+						sprintf(
+							__(
+								'The stored data for session %1$s failed to pass a hash check and therefore appears to be invalid.',
+								'event_espresso'
+							),
+							EE_Session::session_id_prefix . $this->_sid
+						),
+						__FILE__,
+						__FUNCTION__,
+						__LINE__
+					);
+				}
+			}
+		} catch (Exception $e) {
+			// let's just eat that error for now and attempt to correct any corrupted data
+			global $wpdb;
+			$row = $wpdb->get_row(
+				$wpdb->prepare(
+					"SELECT option_value FROM {$wpdb->options} WHERE option_name = %s LIMIT 1",
+					'_transient_' . $ssn_key
+				)
+			);
+			$session_data = is_object($row) ? $row->option_value : null;
+			if ($session_data) {
+				$session_data = preg_replace_callback(
+					'!s:(d+):"(.*?)";!',
+					function ($match) {
+						return $match[1] === strlen($match[2])
+							? $match[0]
+							: 's:' . strlen($match[2]) . ':"' . $match[2] . '";';
+					},
+					$session_data
+				);
+			}
+			$session_data = maybe_unserialize($session_data);
+		}
+		// in case the data is encoded... try to decode it
+		$session_data = $this->encryption instanceof EE_Encryption
+			? $this->encryption->base64_string_decode($session_data)
+			: $session_data;
+		if (! is_array($session_data)) {
+			try {
+				$session_data = maybe_unserialize($session_data);
+			} catch (Exception $e) {
+				$msg = esc_html__(
+					'An error occurred while attempting to unserialize the session data.',
+					'event_espresso'
+				);
+				$msg .= WP_DEBUG
+					? '<br><pre>'
+					  . print_r($session_data, true)
+					  . '</pre><br>'
+					  . $this->find_serialize_error($session_data)
+					: '';
+				$this->cache_storage->delete(EE_Session::session_id_prefix . $this->_sid);
+				throw new InvalidSessionDataException($msg, 0, $e);
+			}
+		}
+		// just a check to make sure the session array is indeed an array
+		if (! is_array($session_data)) {
+			// no?!?! then something is wrong
+			$msg = esc_html__(
+				'The session data is missing, invalid, or corrupted.',
+				'event_espresso'
+			);
+			$msg .= WP_DEBUG
+				? '<br><pre>' . print_r($session_data, true) . '</pre><br>' . $this->find_serialize_error($session_data)
+				: '';
+			$this->cache_storage->delete(EE_Session::session_id_prefix . $this->_sid);
+			throw new InvalidSessionDataException($msg);
+		}
+		if (isset($session_data['transaction']) && absint($session_data['transaction']) !== 0) {
+			$session_data['transaction'] = EEM_Transaction::instance()->get_one_by_ID(
+				$session_data['transaction']
+			);
+		}
+		return $session_data;
+	}
+
+
+	/**
+	 * _generate_session_id
+	 * Retrieves the PHP session id either directly from the PHP session,
+	 * or from the $_REQUEST array if it was passed in from an AJAX request.
+	 * The session id is then salted and hashed (mmm sounds tasty)
+	 * so that it can be safely used as a $_REQUEST param
+	 *
+	 * @return string
+	 */
+	protected function _generate_session_id()
+	{
+		// check if the SID was passed explicitly, otherwise get from session, then add salt and hash it to reduce length
+		if (isset($_REQUEST['EESID'])) {
+			$session_id = sanitize_text_field($_REQUEST['EESID']);
+		} else {
+			$session_id = md5(session_id() . get_current_blog_id() . $this->_get_sid_salt());
+		}
+		return apply_filters('FHEE__EE_Session___generate_session_id__session_id', $session_id);
+	}
+
+
+	/**
+	 * _get_sid_salt
+	 *
+	 * @return string
+	 */
+	protected function _get_sid_salt()
+	{
+		// was session id salt already saved to db ?
+		if (empty($this->_sid_salt)) {
+			// no?  then maybe use WP defined constant
+			if (defined('AUTH_SALT')) {
+				$this->_sid_salt = AUTH_SALT;
+			}
+			// if salt doesn't exist or is too short
+			if (strlen($this->_sid_salt) < 32) {
+				// create a new one
+				$this->_sid_salt = wp_generate_password(64);
+			}
+			// and save it as a permanent session setting
+			$this->updateSessionSettings(array('sid_salt' => $this->_sid_salt));
+		}
+		return $this->_sid_salt;
+	}
+
+
+	/**
+	 * _set_init_access_and_expiration
+	 *
+	 * @return void
+	 */
+	protected function _set_init_access_and_expiration()
+	{
+		$this->_time = time();
+		$this->_expiration = $this->_time + $this->session_lifespan->inSeconds();
+		// set initial site access time
+		$this->_session_data['init_access'] = $this->_time;
+		// and the session expiration
+		$this->_session_data['expiration'] = $this->_expiration;
+	}
+
+
+	/**
+	 * @update session data  prior to saving to the db
+	 * @access public
+	 * @param bool $new_session
+	 * @return TRUE on success, FALSE on fail
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function update($new_session = false)
+	{
+		$this->_session_data = $this->_session_data !== null
+							   && is_array($this->_session_data)
+							   && isset($this->_session_data['id'])
+			? $this->_session_data
+			: array();
+		if (empty($this->_session_data)) {
+			$this->_set_defaults();
+		}
+		$session_data = array();
+		foreach ($this->_session_data as $key => $value) {
+			switch ($key) {
+				case 'id':
+					// session ID
+					$session_data['id'] = $this->_sid;
+					break;
+				case 'ip_address':
+					// visitor ip address
+					$session_data['ip_address'] = $this->request->ipAddress();
+					break;
+				case 'user_agent':
+					// visitor user_agent
+					$session_data['user_agent'] = $this->_user_agent;
+					break;
+				case 'init_access':
+					$session_data['init_access'] = absint($value);
+					break;
+				case 'last_access':
+					// current access time
+					$session_data['last_access'] = $this->_time;
+					break;
+				case 'expiration':
+					// when the session expires
+					$session_data['expiration'] = ! empty($this->_expiration)
+						? $this->_expiration
+						: $session_data['init_access'] + $this->session_lifespan->inSeconds();
+					break;
+				case 'user_id':
+					// current user if logged in
+					$session_data['user_id'] = $this->_wp_user_id();
+					break;
+				case 'pages_visited':
+					$page_visit = $this->_get_page_visit();
+					if ($page_visit) {
+						// set pages visited where the first will be the http referrer
+						$this->_session_data['pages_visited'][ $this->_time ] = $page_visit;
+						// we'll only save the last 10 page visits.
+						$session_data['pages_visited'] = array_slice($this->_session_data['pages_visited'], -10);
+					}
+					break;
+				default:
+					// carry any other data over
+					$session_data[ $key ] = $this->_session_data[ $key ];
+			}
+		}
+		$this->_session_data = $session_data;
+		// creating a new session does not require saving to the db just yet
+		if (! $new_session) {
+			// ready? let's save
+			if ($this->_save_session_to_db()) {
+				return true;
+			}
+			return false;
+		}
+		// meh, why not?
+		return true;
+	}
+
+
+	/**
+	 * @create session data array
+	 * @access public
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function _create_espresso_session()
+	{
+		do_action('AHEE_log', __CLASS__, __FUNCTION__, '');
+		// use the update function for now with $new_session arg set to TRUE
+		return $this->update(true) ? true : false;
+	}
+
+	/**
+	 * Detects if there is anything worth saving in the session (eg the cart is a good one, notices are pretty good
+	 * too). This is used when determining if we want to save the session or not.
+	 * @since 4.9.67.p
+	 * @return bool
+	 */
+	private function sessionHasStuffWorthSaving()
+	{
+		return $this->cart() instanceof EE_Cart
+			|| (
+				isset($this->_session_data['ee_notices'])
+				&& (
+					! empty($this->_session_data['ee_notices']['attention'])
+					|| !empty($this->_session_data['ee_notices']['errors'])
+					|| !empty($this->_session_data['ee_notices']['success'])
+				)
+			);
+	}
+	/**
+	 * _save_session_to_db
+	 *
+	 * @param bool $clear_session
+	 * @return string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function _save_session_to_db($clear_session = false)
+	{
+		// don't save sessions for crawlers
+		// and unless we're deleting the session data, don't save anything if there isn't a cart
+		if ($this->request->isBot()
+			|| (
+				! $clear_session
+				&& ! $this->sessionHasStuffWorthSaving()
+				&& apply_filters('FHEE__EE_Session___save_session_to_db__abort_session_save', true)
+			)
+		) {
+			return false;
+		}
+		$transaction = $this->transaction();
+		if ($transaction instanceof EE_Transaction) {
+			if (! $transaction->ID()) {
+				$transaction->save();
+			}
+			$this->_session_data['transaction'] = $transaction->ID();
+		}
+		// then serialize all of our session data
+		$session_data = serialize($this->_session_data);
+		// do we need to also encode it to avoid corrupted data when saved to the db?
+		$session_data = $this->_use_encryption
+			? $this->encryption->base64_string_encode($session_data)
+			: $session_data;
+		// maybe save hash check
+		if (apply_filters('FHEE__EE_Session___perform_session_id_hash_check', WP_DEBUG)) {
+			$this->cache_storage->add(
+				EE_Session::hash_check_prefix . $this->_sid,
+				md5($session_data),
+				$this->session_lifespan->inSeconds()
+			);
+		}
+		// we're using the Transient API for storing session data,
+		return $this->cache_storage->add(
+			EE_Session::session_id_prefix . $this->_sid,
+			$session_data,
+			$this->session_lifespan->inSeconds()
+		);
+	}
+
+
+	/**
+	 * @get    the full page request the visitor is accessing
+	 * @access public
+	 * @return string
+	 */
+	public function _get_page_visit()
+	{
+		$page_visit = home_url('/') . 'wp-admin/admin-ajax.php';
+		// check for request url
+		if (isset($_SERVER['REQUEST_URI'])) {
+			$http_host = '';
+			$page_id = '?';
+			$e_reg = '';
+			$request_uri = esc_url($_SERVER['REQUEST_URI']);
+			$ru_bits = explode('?', $request_uri);
+			$request_uri = $ru_bits[0];
+			// check for and grab host as well
+			if (isset($_SERVER['HTTP_HOST'])) {
+				$http_host = esc_url($_SERVER['HTTP_HOST']);
+			}
+			// check for page_id in SERVER REQUEST
+			if (isset($_REQUEST['page_id'])) {
+				// rebuild $e_reg without any of the extra parameters
+				$page_id = '?page_id=' . esc_attr($_REQUEST['page_id']) . '&amp;';
+			}
+			// check for $e_reg in SERVER REQUEST
+			if (isset($_REQUEST['ee'])) {
+				// rebuild $e_reg without any of the extra parameters
+				$e_reg = 'ee=' . esc_attr($_REQUEST['ee']);
+			}
+			$page_visit = rtrim($http_host . $request_uri . $page_id . $e_reg, '?');
+		}
+		return $page_visit !== home_url('/wp-admin/admin-ajax.php') ? $page_visit : '';
+	}
+
+
+	/**
+	 * @the    current wp user id
+	 * @access public
+	 * @return int
+	 */
+	public function _wp_user_id()
+	{
+		// if I need to explain the following lines of code, then you shouldn't be looking at this!
+		$this->_wp_user_id = get_current_user_id();
+		return $this->_wp_user_id;
+	}
+
+
+	/**
+	 * Clear EE_Session data
+	 *
+	 * @access public
+	 * @param string $class
+	 * @param string $function
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function clear_session($class = '', $function = '')
+	{
 //         echo '
 // <h3 style="color:#999;line-height:.9em;">
 // <span style="color:#2EA2CC">' . __CLASS__ . '</span>::<span style="color:#E76700">' . __FUNCTION__ . '( ' . $class . '::' . $function . '() )</span><br/>
 // <span style="font-size:9px;font-weight:normal;">' . __FILE__ . '</span>    <b style="font-size:10px;">  ' . __LINE__ . ' </b>
 // </h3>';
-        do_action('AHEE_log', __FILE__, __FUNCTION__, 'session cleared by : ' . $class . '::' . $function . '()');
-        $this->reset_cart();
-        $this->reset_checkout();
-        $this->reset_transaction();
-        // wipe out everything that isn't a default session datum
-        $this->reset_data(array_keys($this->_session_data));
-        // reset initial site access time and the session expiration
-        $this->_set_init_access_and_expiration();
-        $this->_save_session_to_db(true);
-    }
-
-
-    /**
-     * resets all non-default session vars. Returns TRUE on success, FALSE on fail
-     *
-     * @param array|mixed $data_to_reset
-     * @param bool        $show_all_notices
-     * @return bool
-     */
-    public function reset_data($data_to_reset = array(), $show_all_notices = false)
-    {
-        // if $data_to_reset is not in an array, then put it in one
-        if (! is_array($data_to_reset)) {
-            $data_to_reset = array($data_to_reset);
-        }
-        // nothing ??? go home!
-        if (empty($data_to_reset)) {
-            EE_Error::add_error(
-                __(
-                    'No session data could be reset, because no session var name was provided.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        $return_value = true;
-        // since $data_to_reset is an array, cycle through the values
-        foreach ($data_to_reset as $reset) {
-            // first check to make sure it is a valid session var
-            if (isset($this->_session_data[ $reset ])) {
-                // then check to make sure it is not a default var
-                if (! array_key_exists($reset, $this->_default_session_vars)) {
-                    // remove session var
-                    unset($this->_session_data[ $reset ]);
-                    if ($show_all_notices) {
-                        EE_Error::add_success(
-                            sprintf(
-                                __('The session variable %s was removed.', 'event_espresso'),
-                                $reset
-                            ),
-                            __FILE__,
-                            __FUNCTION__,
-                            __LINE__
-                        );
-                    }
-                } else {
-                    // yeeeeeeeeerrrrrrrrrrr OUT !!!!
-                    if ($show_all_notices) {
-                        EE_Error::add_error(
-                            sprintf(
-                                __(
-                                    'Sorry! %s is a default session datum and can not be reset.',
-                                    'event_espresso'
-                                ),
-                                $reset
-                            ),
-                            __FILE__,
-                            __FUNCTION__,
-                            __LINE__
-                        );
-                    }
-                    $return_value = false;
-                }
-            } elseif ($show_all_notices) {
-                // oops! that session var does not exist!
-                EE_Error::add_error(
-                    sprintf(
-                        __(
-                            'The session item provided, %s, is invalid or does not exist.',
-                            'event_espresso'
-                        ),
-                        $reset
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-                $return_value = false;
-            }
-        } // end of foreach
-        return $return_value;
-    }
-
-
-    /**
-     *   wp_loaded
-     *
-     * @access public
-     * @throws EE_Error
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws InvalidArgumentException
-     */
-    public function wp_loaded()
-    {
-        if ($this->request->requestParamIsSet('clear_session')) {
-            $this->clear_session(__CLASS__, __FUNCTION__);
-        }
-    }
-
-
-    /**
-     * Used to reset the entire object (for tests).
-     *
-     * @since 4.3.0
-     * @throws EE_Error
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws InvalidArgumentException
-     */
-    public function reset_instance()
-    {
-        $this->clear_session();
-        self::$_instance = null;
-    }
-
-
-    public function configure_garbage_collection_filters()
-    {
-        // run old filter we had for controlling session cleanup
-        $expired_session_transient_delete_query_limit = absint(
-            apply_filters(
-                'FHEE__EE_Session__garbage_collection___expired_session_transient_delete_query_limit',
-                50
-            )
-        );
-        // is there a value? or one that is different than the default 50 records?
-        if ($expired_session_transient_delete_query_limit === 0) {
-            // hook into TransientCacheStorage in case Session cleanup was turned off
-            add_filter('FHEE__TransientCacheStorage__transient_cleanup_schedule', '__return_zero');
-        } elseif ($expired_session_transient_delete_query_limit !== 50) {
-            // or use that for the new transient cleanup query limit
-            add_filter(
-                'FHEE__TransientCacheStorage__clearExpiredTransients__limit',
-                function () use ($expired_session_transient_delete_query_limit) {
-                    return $expired_session_transient_delete_query_limit;
-                }
-            );
-        }
-    }
-
-
-    /**
-     * @see http://stackoverflow.com/questions/10152904/unserialize-function-unserialize-error-at-offset/21389439#10152996
-     * @param $data1
-     * @return string
-     */
-    private function find_serialize_error($data1)
-    {
-        $error = '<pre>';
-        $data2 = preg_replace_callback(
-            '!s:(\d+):"(.*?)";!',
-            function ($match) {
-                return ($match[1] === strlen($match[2]))
-                    ? $match[0]
-                    : 's:'
-                      . strlen($match[2])
-                      . ':"'
-                      . $match[2]
-                      . '";';
-            },
-            $data1
-        );
-        $max = (strlen($data1) > strlen($data2)) ? strlen($data1) : strlen($data2);
-        $error .= $data1 . PHP_EOL;
-        $error .= $data2 . PHP_EOL;
-        for ($i = 0; $i < $max; $i++) {
-            if (@$data1[ $i ] !== @$data2[ $i ]) {
-                $error .= 'Difference ' . @$data1[ $i ] . ' != ' . @$data2[ $i ] . PHP_EOL;
-                $error .= "\t-> ORD number " . ord(@$data1[ $i ]) . ' != ' . ord(@$data2[ $i ]) . PHP_EOL;
-                $error .= "\t-> Line Number = $i" . PHP_EOL;
-                $start = ($i - 20);
-                $start = ($start < 0) ? 0 : $start;
-                $length = 40;
-                $point = $max - $i;
-                if ($point < 20) {
-                    $rlength = 1;
-                    $rpoint = -$point;
-                } else {
-                    $rpoint = $length - 20;
-                    $rlength = 1;
-                }
-                $error .= "\t-> Section Data1  = ";
-                $error .= substr_replace(
-                    substr($data1, $start, $length),
-                    "<b style=\"color:green\">{$data1[ $i ]}</b>",
-                    $rpoint,
-                    $rlength
-                );
-                $error .= PHP_EOL;
-                $error .= "\t-> Section Data2  = ";
-                $error .= substr_replace(
-                    substr($data2, $start, $length),
-                    "<b style=\"color:red\">{$data2[ $i ]}</b>",
-                    $rpoint,
-                    $rlength
-                );
-                $error .= PHP_EOL;
-            }
-        }
-        $error .= '</pre>';
-        return $error;
-    }
-
-
-    /**
-     * Saves an  array of settings used for configuring aspects of session behaviour
-     *
-     * @param array $updated_settings
-     */
-    private function updateSessionSettings(array $updated_settings = array())
-    {
-        // add existing settings, but only if not included in incoming $updated_settings array
-        $updated_settings += get_option(EE_Session::OPTION_NAME_SETTINGS, array());
-        update_option(EE_Session::OPTION_NAME_SETTINGS, $updated_settings);
-    }
-
-
-    /**
-     * garbage_collection
-     */
-    public function garbageCollection()
-    {
-        // only perform during regular requests if last garbage collection was over an hour ago
-        if (! (defined('DOING_AJAX') && DOING_AJAX) && (time() - HOUR_IN_SECONDS) >= $this->_last_gc) {
-            $this->_last_gc = time();
-            $this->updateSessionSettings(array('last_gc' => $this->_last_gc));
-            /** @type WPDB $wpdb */
-            global $wpdb;
-            // filter the query limit. Set to 0 to turn off garbage collection
-            $expired_session_transient_delete_query_limit = absint(
-                apply_filters(
-                    'FHEE__EE_Session__garbage_collection___expired_session_transient_delete_query_limit',
-                    50
-                )
-            );
-            // non-zero LIMIT means take out the trash
-            if ($expired_session_transient_delete_query_limit) {
-                $session_key = str_replace('_', '\_', EE_Session::session_id_prefix);
-                $hash_check_key = str_replace('_', '\_', EE_Session::hash_check_prefix);
-                // since transient expiration timestamps are set in the future, we can compare against NOW
-                // but we only want to pick up any trash that's been around for more than a day
-                $expiration = time() - DAY_IN_SECONDS;
-                $SQL = "
+		do_action('AHEE_log', __FILE__, __FUNCTION__, 'session cleared by : ' . $class . '::' . $function . '()');
+		$this->reset_cart();
+		$this->reset_checkout();
+		$this->reset_transaction();
+		// wipe out everything that isn't a default session datum
+		$this->reset_data(array_keys($this->_session_data));
+		// reset initial site access time and the session expiration
+		$this->_set_init_access_and_expiration();
+		$this->_save_session_to_db(true);
+	}
+
+
+	/**
+	 * resets all non-default session vars. Returns TRUE on success, FALSE on fail
+	 *
+	 * @param array|mixed $data_to_reset
+	 * @param bool        $show_all_notices
+	 * @return bool
+	 */
+	public function reset_data($data_to_reset = array(), $show_all_notices = false)
+	{
+		// if $data_to_reset is not in an array, then put it in one
+		if (! is_array($data_to_reset)) {
+			$data_to_reset = array($data_to_reset);
+		}
+		// nothing ??? go home!
+		if (empty($data_to_reset)) {
+			EE_Error::add_error(
+				__(
+					'No session data could be reset, because no session var name was provided.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		$return_value = true;
+		// since $data_to_reset is an array, cycle through the values
+		foreach ($data_to_reset as $reset) {
+			// first check to make sure it is a valid session var
+			if (isset($this->_session_data[ $reset ])) {
+				// then check to make sure it is not a default var
+				if (! array_key_exists($reset, $this->_default_session_vars)) {
+					// remove session var
+					unset($this->_session_data[ $reset ]);
+					if ($show_all_notices) {
+						EE_Error::add_success(
+							sprintf(
+								__('The session variable %s was removed.', 'event_espresso'),
+								$reset
+							),
+							__FILE__,
+							__FUNCTION__,
+							__LINE__
+						);
+					}
+				} else {
+					// yeeeeeeeeerrrrrrrrrrr OUT !!!!
+					if ($show_all_notices) {
+						EE_Error::add_error(
+							sprintf(
+								__(
+									'Sorry! %s is a default session datum and can not be reset.',
+									'event_espresso'
+								),
+								$reset
+							),
+							__FILE__,
+							__FUNCTION__,
+							__LINE__
+						);
+					}
+					$return_value = false;
+				}
+			} elseif ($show_all_notices) {
+				// oops! that session var does not exist!
+				EE_Error::add_error(
+					sprintf(
+						__(
+							'The session item provided, %s, is invalid or does not exist.',
+							'event_espresso'
+						),
+						$reset
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+				$return_value = false;
+			}
+		} // end of foreach
+		return $return_value;
+	}
+
+
+	/**
+	 *   wp_loaded
+	 *
+	 * @access public
+	 * @throws EE_Error
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidArgumentException
+	 */
+	public function wp_loaded()
+	{
+		if ($this->request->requestParamIsSet('clear_session')) {
+			$this->clear_session(__CLASS__, __FUNCTION__);
+		}
+	}
+
+
+	/**
+	 * Used to reset the entire object (for tests).
+	 *
+	 * @since 4.3.0
+	 * @throws EE_Error
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidArgumentException
+	 */
+	public function reset_instance()
+	{
+		$this->clear_session();
+		self::$_instance = null;
+	}
+
+
+	public function configure_garbage_collection_filters()
+	{
+		// run old filter we had for controlling session cleanup
+		$expired_session_transient_delete_query_limit = absint(
+			apply_filters(
+				'FHEE__EE_Session__garbage_collection___expired_session_transient_delete_query_limit',
+				50
+			)
+		);
+		// is there a value? or one that is different than the default 50 records?
+		if ($expired_session_transient_delete_query_limit === 0) {
+			// hook into TransientCacheStorage in case Session cleanup was turned off
+			add_filter('FHEE__TransientCacheStorage__transient_cleanup_schedule', '__return_zero');
+		} elseif ($expired_session_transient_delete_query_limit !== 50) {
+			// or use that for the new transient cleanup query limit
+			add_filter(
+				'FHEE__TransientCacheStorage__clearExpiredTransients__limit',
+				function () use ($expired_session_transient_delete_query_limit) {
+					return $expired_session_transient_delete_query_limit;
+				}
+			);
+		}
+	}
+
+
+	/**
+	 * @see http://stackoverflow.com/questions/10152904/unserialize-function-unserialize-error-at-offset/21389439#10152996
+	 * @param $data1
+	 * @return string
+	 */
+	private function find_serialize_error($data1)
+	{
+		$error = '<pre>';
+		$data2 = preg_replace_callback(
+			'!s:(\d+):"(.*?)";!',
+			function ($match) {
+				return ($match[1] === strlen($match[2]))
+					? $match[0]
+					: 's:'
+					  . strlen($match[2])
+					  . ':"'
+					  . $match[2]
+					  . '";';
+			},
+			$data1
+		);
+		$max = (strlen($data1) > strlen($data2)) ? strlen($data1) : strlen($data2);
+		$error .= $data1 . PHP_EOL;
+		$error .= $data2 . PHP_EOL;
+		for ($i = 0; $i < $max; $i++) {
+			if (@$data1[ $i ] !== @$data2[ $i ]) {
+				$error .= 'Difference ' . @$data1[ $i ] . ' != ' . @$data2[ $i ] . PHP_EOL;
+				$error .= "\t-> ORD number " . ord(@$data1[ $i ]) . ' != ' . ord(@$data2[ $i ]) . PHP_EOL;
+				$error .= "\t-> Line Number = $i" . PHP_EOL;
+				$start = ($i - 20);
+				$start = ($start < 0) ? 0 : $start;
+				$length = 40;
+				$point = $max - $i;
+				if ($point < 20) {
+					$rlength = 1;
+					$rpoint = -$point;
+				} else {
+					$rpoint = $length - 20;
+					$rlength = 1;
+				}
+				$error .= "\t-> Section Data1  = ";
+				$error .= substr_replace(
+					substr($data1, $start, $length),
+					"<b style=\"color:green\">{$data1[ $i ]}</b>",
+					$rpoint,
+					$rlength
+				);
+				$error .= PHP_EOL;
+				$error .= "\t-> Section Data2  = ";
+				$error .= substr_replace(
+					substr($data2, $start, $length),
+					"<b style=\"color:red\">{$data2[ $i ]}</b>",
+					$rpoint,
+					$rlength
+				);
+				$error .= PHP_EOL;
+			}
+		}
+		$error .= '</pre>';
+		return $error;
+	}
+
+
+	/**
+	 * Saves an  array of settings used for configuring aspects of session behaviour
+	 *
+	 * @param array $updated_settings
+	 */
+	private function updateSessionSettings(array $updated_settings = array())
+	{
+		// add existing settings, but only if not included in incoming $updated_settings array
+		$updated_settings += get_option(EE_Session::OPTION_NAME_SETTINGS, array());
+		update_option(EE_Session::OPTION_NAME_SETTINGS, $updated_settings);
+	}
+
+
+	/**
+	 * garbage_collection
+	 */
+	public function garbageCollection()
+	{
+		// only perform during regular requests if last garbage collection was over an hour ago
+		if (! (defined('DOING_AJAX') && DOING_AJAX) && (time() - HOUR_IN_SECONDS) >= $this->_last_gc) {
+			$this->_last_gc = time();
+			$this->updateSessionSettings(array('last_gc' => $this->_last_gc));
+			/** @type WPDB $wpdb */
+			global $wpdb;
+			// filter the query limit. Set to 0 to turn off garbage collection
+			$expired_session_transient_delete_query_limit = absint(
+				apply_filters(
+					'FHEE__EE_Session__garbage_collection___expired_session_transient_delete_query_limit',
+					50
+				)
+			);
+			// non-zero LIMIT means take out the trash
+			if ($expired_session_transient_delete_query_limit) {
+				$session_key = str_replace('_', '\_', EE_Session::session_id_prefix);
+				$hash_check_key = str_replace('_', '\_', EE_Session::hash_check_prefix);
+				// since transient expiration timestamps are set in the future, we can compare against NOW
+				// but we only want to pick up any trash that's been around for more than a day
+				$expiration = time() - DAY_IN_SECONDS;
+				$SQL = "
                     SELECT option_name
                     FROM {$wpdb->options}
                     WHERE
@@ -1292,17 +1292,17 @@ 
                     AND option_value < {$expiration}
                     LIMIT {$expired_session_transient_delete_query_limit}
                 ";
-                // produces something like:
-                // SELECT option_name FROM wp_options
-                // WHERE ( option_name LIKE '\_transient\_timeout\_ee\_ssn\_%'
-                // OR option_name LIKE '\_transient\_timeout\_ee\_shc\_%' )
-                // AND option_value < 1508368198 LIMIT 50
-                $expired_sessions = $wpdb->get_col($SQL);
-                // valid results?
-                if (! $expired_sessions instanceof WP_Error && ! empty($expired_sessions)) {
-                    $this->cache_storage->deleteMany($expired_sessions, true);
-                }
-            }
-        }
-    }
+				// produces something like:
+				// SELECT option_name FROM wp_options
+				// WHERE ( option_name LIKE '\_transient\_timeout\_ee\_ssn\_%'
+				// OR option_name LIKE '\_transient\_timeout\_ee\_shc\_%' )
+				// AND option_value < 1508368198 LIMIT 50
+				$expired_sessions = $wpdb->get_col($SQL);
+				// valid results?
+				if (! $expired_sessions instanceof WP_Error && ! empty($expired_sessions)) {
+					$this->cache_storage->deleteMany($expired_sessions, true);
+				}
+			}
+		}
+	}
 }

Spacing +55 added lines, -55 removed lines

@@ -193,7 +193,7 @@ 
         // check if class object is instantiated
         // session loading is turned ON by default, but prior to the init hook, can be turned back OFF via:
         // add_filter( 'FHEE_load_EE_Session', '__return_false' );
-        if (! self::$_instance instanceof EE_Session
+        if ( ! self::$_instance instanceof EE_Session
             && apply_filters('FHEE_load_EE_Session', true)
             && $cache_storage instanceof CacheStorageInterface
             && $lifespan instanceof SessionLifespan
@@ -235,22 +235,22 @@ 
         // but prior to the 'AHEE__EE_System__core_loaded_and_ready' hook
         // (which currently fires on the init hook at priority 9),
         // can be turned back OFF via: add_filter( 'FHEE_load_EE_Session', '__return_false' );
-        if (! apply_filters('FHEE_load_EE_Session', true)) {
+        if ( ! apply_filters('FHEE_load_EE_Session', true)) {
             return;
         }
         $this->session_start_handler = $session_start_handler;
         $this->session_lifespan = $lifespan;
         $this->request = $request;
-        if (! defined('ESPRESSO_SESSION')) {
+        if ( ! defined('ESPRESSO_SESSION')) {
             define('ESPRESSO_SESSION', true);
         }
         // retrieve session options from db
         $session_settings = (array) get_option(EE_Session::OPTION_NAME_SETTINGS, array());
-        if (! empty($session_settings)) {
+        if ( ! empty($session_settings)) {
             // cycle though existing session options
             foreach ($session_settings as $var_name => $session_setting) {
                 // set values for class properties
-                $var_name = '_' . $var_name;
+                $var_name = '_'.$var_name;
                 $this->{$var_name} = $session_setting;
             }
         }
@@ -309,7 +309,7 @@ 
     public function open_session()
     {
         // check for existing session and retrieve it from db
-        if (! $this->_espresso_session()) {
+        if ( ! $this->_espresso_session()) {
             // or just start a new one
             $this->_create_espresso_session();
         }
@@ -382,9 +382,9 @@ 
         // set some defaults
         foreach ($this->_default_session_vars as $key => $default_var) {
             if (is_array($default_var)) {
-                $this->_session_data[ $key ] = array();
+                $this->_session_data[$key] = array();
             } else {
-                $this->_session_data[ $key ] = '';
+                $this->_session_data[$key] = '';
             }
         }
     }
@@ -515,8 +515,8 @@ 
             $this->reset_checkout();
             $this->reset_transaction();
         }
-        if (! empty($key)) {
-            return isset($this->_session_data[ $key ]) ? $this->_session_data[ $key ] : null;
+        if ( ! empty($key)) {
+            return isset($this->_session_data[$key]) ? $this->_session_data[$key] : null;
         }
         return $this->_session_data;
     }
@@ -544,7 +544,7 @@ 
             return false;
         }
         foreach ($data as $key => $value) {
-            if (isset($this->_default_session_vars[ $key ])) {
+            if (isset($this->_default_session_vars[$key])) {
                 EE_Error::add_error(
                     sprintf(
                         esc_html__(
@@ -559,7 +559,7 @@ 
                 );
                 return false;
             }
-            $this->_session_data[ $key ] = $value;
+            $this->_session_data[$key] = $value;
         }
         return true;
     }
@@ -588,7 +588,7 @@ 
         $this->_user_agent = $this->request->userAgent();
         // now let's retrieve what's in the db
         $session_data = $this->_retrieve_session_data();
-        if (! empty($session_data)) {
+        if ( ! empty($session_data)) {
             // get the current time in UTC
             $this->_time = $this->_time !== null ? $this->_time : time();
             // and reset the session expiration
@@ -599,7 +599,7 @@ 
             // set initial site access time and the session expiration
             $this->_set_init_access_and_expiration();
             // set referer
-            $this->_session_data['pages_visited'][ $this->_session_data['init_access'] ] = isset($_SERVER['HTTP_REFERER'])
+            $this->_session_data['pages_visited'][$this->_session_data['init_access']] = isset($_SERVER['HTTP_REFERER'])
                 ? esc_attr($_SERVER['HTTP_REFERER'])
                 : '';
             // no previous session = go back and create one (on top of the data above)
@@ -636,7 +636,7 @@ 
      */
     protected function _retrieve_session_data()
     {
-        $ssn_key = EE_Session::session_id_prefix . $this->_sid;
+        $ssn_key = EE_Session::session_id_prefix.$this->_sid;
         try {
             // we're using WP's Transient API to store session data using the PHP session ID as the option name
             $session_data = $this->cache_storage->get($ssn_key, false);
@@ -645,7 +645,7 @@ 
             }
             if (apply_filters('FHEE__EE_Session___perform_session_id_hash_check', WP_DEBUG)) {
                 $hash_check = $this->cache_storage->get(
-                    EE_Session::hash_check_prefix . $this->_sid,
+                    EE_Session::hash_check_prefix.$this->_sid,
                     false
                 );
                 if ($hash_check && $hash_check !== md5($session_data)) {
@@ -655,7 +655,7 @@ 
                                 'The stored data for session %1$s failed to pass a hash check and therefore appears to be invalid.',
                                 'event_espresso'
                             ),
-                            EE_Session::session_id_prefix . $this->_sid
+                            EE_Session::session_id_prefix.$this->_sid
                         ),
                         __FILE__,
                         __FUNCTION__,
@@ -669,17 +669,17 @@ 
             $row = $wpdb->get_row(
                 $wpdb->prepare(
                     "SELECT option_value FROM {$wpdb->options} WHERE option_name = %s LIMIT 1",
-                    '_transient_' . $ssn_key
+                    '_transient_'.$ssn_key
                 )
             );
             $session_data = is_object($row) ? $row->option_value : null;
             if ($session_data) {
                 $session_data = preg_replace_callback(
                     '!s:(d+):"(.*?)";!',
-                    function ($match) {
+                    function($match) {
                         return $match[1] === strlen($match[2])
                             ? $match[0]
-                            : 's:' . strlen($match[2]) . ':"' . $match[2] . '";';
+                            : 's:'.strlen($match[2]).':"'.$match[2].'";';
                     },
                     $session_data
                 );
@@ -690,7 +690,7 @@ 
         $session_data = $this->encryption instanceof EE_Encryption
             ? $this->encryption->base64_string_decode($session_data)
             : $session_data;
-        if (! is_array($session_data)) {
+        if ( ! is_array($session_data)) {
             try {
                 $session_data = maybe_unserialize($session_data);
             } catch (Exception $e) {
@@ -704,21 +704,21 @@ 
                       . '</pre><br>'
                       . $this->find_serialize_error($session_data)
                     : '';
-                $this->cache_storage->delete(EE_Session::session_id_prefix . $this->_sid);
+                $this->cache_storage->delete(EE_Session::session_id_prefix.$this->_sid);
                 throw new InvalidSessionDataException($msg, 0, $e);
             }
         }
         // just a check to make sure the session array is indeed an array
-        if (! is_array($session_data)) {
+        if ( ! is_array($session_data)) {
             // no?!?! then something is wrong
             $msg = esc_html__(
                 'The session data is missing, invalid, or corrupted.',
                 'event_espresso'
             );
             $msg .= WP_DEBUG
-                ? '<br><pre>' . print_r($session_data, true) . '</pre><br>' . $this->find_serialize_error($session_data)
+                ? '<br><pre>'.print_r($session_data, true).'</pre><br>'.$this->find_serialize_error($session_data)
                 : '';
-            $this->cache_storage->delete(EE_Session::session_id_prefix . $this->_sid);
+            $this->cache_storage->delete(EE_Session::session_id_prefix.$this->_sid);
             throw new InvalidSessionDataException($msg);
         }
         if (isset($session_data['transaction']) && absint($session_data['transaction']) !== 0) {
@@ -745,7 +745,7 @@ 
         if (isset($_REQUEST['EESID'])) {
             $session_id = sanitize_text_field($_REQUEST['EESID']);
         } else {
-            $session_id = md5(session_id() . get_current_blog_id() . $this->_get_sid_salt());
+            $session_id = md5(session_id().get_current_blog_id().$this->_get_sid_salt());
         }
         return apply_filters('FHEE__EE_Session___generate_session_id__session_id', $session_id);
     }
@@ -848,19 +848,19 @@ 
                     $page_visit = $this->_get_page_visit();
                     if ($page_visit) {
                         // set pages visited where the first will be the http referrer
-                        $this->_session_data['pages_visited'][ $this->_time ] = $page_visit;
+                        $this->_session_data['pages_visited'][$this->_time] = $page_visit;
                         // we'll only save the last 10 page visits.
                         $session_data['pages_visited'] = array_slice($this->_session_data['pages_visited'], -10);
                     }
                     break;
                 default:
                     // carry any other data over
-                    $session_data[ $key ] = $this->_session_data[ $key ];
+                    $session_data[$key] = $this->_session_data[$key];
             }
         }
         $this->_session_data = $session_data;
         // creating a new session does not require saving to the db just yet
-        if (! $new_session) {
+        if ( ! $new_session) {
             // ready? let's save
             if ($this->_save_session_to_db()) {
                 return true;
@@ -901,8 +901,8 @@ 
                 isset($this->_session_data['ee_notices'])
                 && (
                     ! empty($this->_session_data['ee_notices']['attention'])
-                    || !empty($this->_session_data['ee_notices']['errors'])
-                    || !empty($this->_session_data['ee_notices']['success'])
+                    || ! empty($this->_session_data['ee_notices']['errors'])
+                    || ! empty($this->_session_data['ee_notices']['success'])
                 )
             );
     }
@@ -931,7 +931,7 @@ 
         }
         $transaction = $this->transaction();
         if ($transaction instanceof EE_Transaction) {
-            if (! $transaction->ID()) {
+            if ( ! $transaction->ID()) {
                 $transaction->save();
             }
             $this->_session_data['transaction'] = $transaction->ID();
@@ -945,14 +945,14 @@ 
         // maybe save hash check
         if (apply_filters('FHEE__EE_Session___perform_session_id_hash_check', WP_DEBUG)) {
             $this->cache_storage->add(
-                EE_Session::hash_check_prefix . $this->_sid,
+                EE_Session::hash_check_prefix.$this->_sid,
                 md5($session_data),
                 $this->session_lifespan->inSeconds()
             );
         }
         // we're using the Transient API for storing session data,
         return $this->cache_storage->add(
-            EE_Session::session_id_prefix . $this->_sid,
+            EE_Session::session_id_prefix.$this->_sid,
             $session_data,
             $this->session_lifespan->inSeconds()
         );
@@ -966,7 +966,7 @@ 
      */
     public function _get_page_visit()
     {
-        $page_visit = home_url('/') . 'wp-admin/admin-ajax.php';
+        $page_visit = home_url('/').'wp-admin/admin-ajax.php';
         // check for request url
         if (isset($_SERVER['REQUEST_URI'])) {
             $http_host = '';
@@ -982,14 +982,14 @@ 
             // check for page_id in SERVER REQUEST
             if (isset($_REQUEST['page_id'])) {
                 // rebuild $e_reg without any of the extra parameters
-                $page_id = '?page_id=' . esc_attr($_REQUEST['page_id']) . '&amp;';
+                $page_id = '?page_id='.esc_attr($_REQUEST['page_id']).'&amp;';
             }
             // check for $e_reg in SERVER REQUEST
             if (isset($_REQUEST['ee'])) {
                 // rebuild $e_reg without any of the extra parameters
-                $e_reg = 'ee=' . esc_attr($_REQUEST['ee']);
+                $e_reg = 'ee='.esc_attr($_REQUEST['ee']);
             }
-            $page_visit = rtrim($http_host . $request_uri . $page_id . $e_reg, '?');
+            $page_visit = rtrim($http_host.$request_uri.$page_id.$e_reg, '?');
         }
         return $page_visit !== home_url('/wp-admin/admin-ajax.php') ? $page_visit : '';
     }
@@ -1027,7 +1027,7 @@ 
 // <span style="color:#2EA2CC">' . __CLASS__ . '</span>::<span style="color:#E76700">' . __FUNCTION__ . '( ' . $class . '::' . $function . '() )</span><br/>
 // <span style="font-size:9px;font-weight:normal;">' . __FILE__ . '</span>    <b style="font-size:10px;">  ' . __LINE__ . ' </b>
 // </h3>';
-        do_action('AHEE_log', __FILE__, __FUNCTION__, 'session cleared by : ' . $class . '::' . $function . '()');
+        do_action('AHEE_log', __FILE__, __FUNCTION__, 'session cleared by : '.$class.'::'.$function.'()');
         $this->reset_cart();
         $this->reset_checkout();
         $this->reset_transaction();
@@ -1049,7 +1049,7 @@ 
     public function reset_data($data_to_reset = array(), $show_all_notices = false)
     {
         // if $data_to_reset is not in an array, then put it in one
-        if (! is_array($data_to_reset)) {
+        if ( ! is_array($data_to_reset)) {
             $data_to_reset = array($data_to_reset);
         }
         // nothing ??? go home!
@@ -1069,11 +1069,11 @@ 
         // since $data_to_reset is an array, cycle through the values
         foreach ($data_to_reset as $reset) {
             // first check to make sure it is a valid session var
-            if (isset($this->_session_data[ $reset ])) {
+            if (isset($this->_session_data[$reset])) {
                 // then check to make sure it is not a default var
-                if (! array_key_exists($reset, $this->_default_session_vars)) {
+                if ( ! array_key_exists($reset, $this->_default_session_vars)) {
                     // remove session var
-                    unset($this->_session_data[ $reset ]);
+                    unset($this->_session_data[$reset]);
                     if ($show_all_notices) {
                         EE_Error::add_success(
                             sprintf(
@@ -1174,7 +1174,7 @@ 
             // or use that for the new transient cleanup query limit
             add_filter(
                 'FHEE__TransientCacheStorage__clearExpiredTransients__limit',
-                function () use ($expired_session_transient_delete_query_limit) {
+                function() use ($expired_session_transient_delete_query_limit) {
                     return $expired_session_transient_delete_query_limit;
                 }
             );
@@ -1192,7 +1192,7 @@ 
         $error = '<pre>';
         $data2 = preg_replace_callback(
             '!s:(\d+):"(.*?)";!',
-            function ($match) {
+            function($match) {
                 return ($match[1] === strlen($match[2]))
                     ? $match[0]
                     : 's:'
@@ -1204,13 +1204,13 @@ 
             $data1
         );
         $max = (strlen($data1) > strlen($data2)) ? strlen($data1) : strlen($data2);
-        $error .= $data1 . PHP_EOL;
-        $error .= $data2 . PHP_EOL;
+        $error .= $data1.PHP_EOL;
+        $error .= $data2.PHP_EOL;
         for ($i = 0; $i < $max; $i++) {
-            if (@$data1[ $i ] !== @$data2[ $i ]) {
-                $error .= 'Difference ' . @$data1[ $i ] . ' != ' . @$data2[ $i ] . PHP_EOL;
-                $error .= "\t-> ORD number " . ord(@$data1[ $i ]) . ' != ' . ord(@$data2[ $i ]) . PHP_EOL;
-                $error .= "\t-> Line Number = $i" . PHP_EOL;
+            if (@$data1[$i] !== @$data2[$i]) {
+                $error .= 'Difference '.@$data1[$i].' != '.@$data2[$i].PHP_EOL;
+                $error .= "\t-> ORD number ".ord(@$data1[$i]).' != '.ord(@$data2[$i]).PHP_EOL;
+                $error .= "\t-> Line Number = $i".PHP_EOL;
                 $start = ($i - 20);
                 $start = ($start < 0) ? 0 : $start;
                 $length = 40;
@@ -1225,7 +1225,7 @@ 
                 $error .= "\t-> Section Data1  = ";
                 $error .= substr_replace(
                     substr($data1, $start, $length),
-                    "<b style=\"color:green\">{$data1[ $i ]}</b>",
+                    "<b style=\"color:green\">{$data1[$i]}</b>",
                     $rpoint,
                     $rlength
                 );
@@ -1233,7 +1233,7 @@ 
                 $error .= "\t-> Section Data2  = ";
                 $error .= substr_replace(
                     substr($data2, $start, $length),
-                    "<b style=\"color:red\">{$data2[ $i ]}</b>",
+                    "<b style=\"color:red\">{$data2[$i]}</b>",
                     $rpoint,
                     $rlength
                 );
@@ -1264,7 +1264,7 @@ 
     public function garbageCollection()
     {
         // only perform during regular requests if last garbage collection was over an hour ago
-        if (! (defined('DOING_AJAX') && DOING_AJAX) && (time() - HOUR_IN_SECONDS) >= $this->_last_gc) {
+        if ( ! (defined('DOING_AJAX') && DOING_AJAX) && (time() - HOUR_IN_SECONDS) >= $this->_last_gc) {
             $this->_last_gc = time();
             $this->updateSessionSettings(array('last_gc' => $this->_last_gc));
             /** @type WPDB $wpdb */
@@ -1299,7 +1299,7 @@ 
                 // AND option_value < 1508368198 LIMIT 50
                 $expired_sessions = $wpdb->get_col($SQL);
                 // valid results?
-                if (! $expired_sessions instanceof WP_Error && ! empty($expired_sessions)) {
+                if ( ! $expired_sessions instanceof WP_Error && ! empty($expired_sessions)) {
                     $this->cache_storage->deleteMany($expired_sessions, true);
                 }
             }

core/services/session/SessionStartHandler.php

Indentation +216 added lines, -216 removed lines

@@ -27,234 +27,234 @@
  */
 class SessionStartHandler
 {
-    const OPTION_NAME_SESSION_SAVE_HANDLER_STATUS = 'ee_session_save_handler_status';
-    const REQUEST_PARAM_RETRY_SESSION = 'ee_retry_session';
-    const SESSION_SAVE_HANDLER_STATUS_FAILED = 'session_save_handler_failed';
-    const SESSION_SAVE_HANDLER_STATUS_SUCCESS = 'session_save_handler_success';
-    const SESSION_SAVE_HANDLER_STATUS_UNKNOWN = 'session_save_handler_untested';
+	const OPTION_NAME_SESSION_SAVE_HANDLER_STATUS = 'ee_session_save_handler_status';
+	const REQUEST_PARAM_RETRY_SESSION = 'ee_retry_session';
+	const SESSION_SAVE_HANDLER_STATUS_FAILED = 'session_save_handler_failed';
+	const SESSION_SAVE_HANDLER_STATUS_SUCCESS = 'session_save_handler_success';
+	const SESSION_SAVE_HANDLER_STATUS_UNKNOWN = 'session_save_handler_untested';
 
-    /**
-     * @var RequestInterface $request
-     */
-    protected $request;
+	/**
+	 * @var RequestInterface $request
+	 */
+	protected $request;
 
-    /**
-     * StartSession constructor.
-     *
-     * @param RequestInterface $request
-     */
-    public function __construct(RequestInterface $request)
-    {
-        $this->request = $request;
-    }
+	/**
+	 * StartSession constructor.
+	 *
+	 * @param RequestInterface $request
+	 */
+	public function __construct(RequestInterface $request)
+	{
+		$this->request = $request;
+	}
 
-    /**
-     * Check if a custom session save handler is in play
-     * and attempt to start the PHP session
-     *
-     * @since 4.9.68.p
-     */
-    public function startSession()
-    {
-        // check that session has started
-        if (session_id() === '') {
-            // starts a new session if one doesn't already exist, or re-initiates an existing one
-            if ($this->hasKnownCustomSessionSaveHandler()) {
-                $this->checkCustomSessionSaveHandler();
-            } else {
-                session_start();
-            }
-        }
-    }
+	/**
+	 * Check if a custom session save handler is in play
+	 * and attempt to start the PHP session
+	 *
+	 * @since 4.9.68.p
+	 */
+	public function startSession()
+	{
+		// check that session has started
+		if (session_id() === '') {
+			// starts a new session if one doesn't already exist, or re-initiates an existing one
+			if ($this->hasKnownCustomSessionSaveHandler()) {
+				$this->checkCustomSessionSaveHandler();
+			} else {
+				session_start();
+			}
+		}
+	}
 
-    /**
-     * Returns `true` if the 'session.save_handler' ini setting matches a known custom handler
-     *
-     * @since 4.9.68.p
-     * @return bool
-     */
-    private function hasKnownCustomSessionSaveHandler()
-    {
-        return in_array(
-            ini_get('session.save_handler'),
-            array(
-                'user',
-            ),
-            true
-        );
-    }
+	/**
+	 * Returns `true` if the 'session.save_handler' ini setting matches a known custom handler
+	 *
+	 * @since 4.9.68.p
+	 * @return bool
+	 */
+	private function hasKnownCustomSessionSaveHandler()
+	{
+		return in_array(
+			ini_get('session.save_handler'),
+			array(
+				'user',
+			),
+			true
+		);
+	}
 
-    /**
-     * Attempt to start the PHP session when a custom Session Save Handler is known to be set.
-     *
-     * @since 4.9.68.p
-     */
-    private function checkCustomSessionSaveHandler()
-    {
-        // If we've already successfully tested the session save handler
-        // on a previous request then just start the session
-        if ($this->sessionSaveHandlerIsValid()) {
-            session_start();
-            return;
-        }
-        // If not, then attempt to deal with any errors,
-        // otherwise, try to hobble along without the session
-        if (! $this->handleSessionSaveHandlerErrors()) {
-            return;
-        }
-        // there is no record of a fatal error while trying to start the session
-        // so let's see if there's a custom session save handler. Proceed with caution
-        $this->initializeSessionSaveHandlerStatus();
-        // hold your breath, the custom session save handler might cause a fatal here...
-        session_start();
-        // phew! we made it! the custom session handler is a-ok
-        $this->setSessionSaveHandlerStatusToValid();
-    }
+	/**
+	 * Attempt to start the PHP session when a custom Session Save Handler is known to be set.
+	 *
+	 * @since 4.9.68.p
+	 */
+	private function checkCustomSessionSaveHandler()
+	{
+		// If we've already successfully tested the session save handler
+		// on a previous request then just start the session
+		if ($this->sessionSaveHandlerIsValid()) {
+			session_start();
+			return;
+		}
+		// If not, then attempt to deal with any errors,
+		// otherwise, try to hobble along without the session
+		if (! $this->handleSessionSaveHandlerErrors()) {
+			return;
+		}
+		// there is no record of a fatal error while trying to start the session
+		// so let's see if there's a custom session save handler. Proceed with caution
+		$this->initializeSessionSaveHandlerStatus();
+		// hold your breath, the custom session save handler might cause a fatal here...
+		session_start();
+		// phew! we made it! the custom session handler is a-ok
+		$this->setSessionSaveHandlerStatusToValid();
+	}
 
 
-    /**
-     * retrieves the value for the 'ee_session_save_handler_status' WP option.
-     * default value = 'session_save_handler_untested'
-     *
-     * @since 4.9.68.p
-     * @return string
-     */
-    private function getSessionSaveHandlerStatus()
-    {
-        return get_option(
-            SessionStartHandler::OPTION_NAME_SESSION_SAVE_HANDLER_STATUS,
-            SessionStartHandler::SESSION_SAVE_HANDLER_STATUS_UNKNOWN
-        );
-    }
+	/**
+	 * retrieves the value for the 'ee_session_save_handler_status' WP option.
+	 * default value = 'session_save_handler_untested'
+	 *
+	 * @since 4.9.68.p
+	 * @return string
+	 */
+	private function getSessionSaveHandlerStatus()
+	{
+		return get_option(
+			SessionStartHandler::OPTION_NAME_SESSION_SAVE_HANDLER_STATUS,
+			SessionStartHandler::SESSION_SAVE_HANDLER_STATUS_UNKNOWN
+		);
+	}
 
-    /**
-     * Sets the 'ee_session_save_handler_status' WP option value to 'session_save_handler_failed'
-     * which can then be upgraded is everything works correctly
-     *
-     * @since 4.9.68.p
-     * @return bool
-     */
-    private function initializeSessionSaveHandlerStatus()
-    {
-        return update_option(
-            SessionStartHandler::OPTION_NAME_SESSION_SAVE_HANDLER_STATUS,
-            SessionStartHandler::SESSION_SAVE_HANDLER_STATUS_FAILED
-        );
-    }
+	/**
+	 * Sets the 'ee_session_save_handler_status' WP option value to 'session_save_handler_failed'
+	 * which can then be upgraded is everything works correctly
+	 *
+	 * @since 4.9.68.p
+	 * @return bool
+	 */
+	private function initializeSessionSaveHandlerStatus()
+	{
+		return update_option(
+			SessionStartHandler::OPTION_NAME_SESSION_SAVE_HANDLER_STATUS,
+			SessionStartHandler::SESSION_SAVE_HANDLER_STATUS_FAILED
+		);
+	}
 
-    /**
-     * Sets the 'ee_session_save_handler_status' WP option value to 'session_save_handler_success'
-     *
-     * @since 4.9.68.p
-     * @return bool
-     */
-    private function setSessionSaveHandlerStatusToValid()
-    {
-        return update_option(
-            SessionStartHandler::OPTION_NAME_SESSION_SAVE_HANDLER_STATUS,
-            SessionStartHandler::SESSION_SAVE_HANDLER_STATUS_SUCCESS
-        );
-    }
+	/**
+	 * Sets the 'ee_session_save_handler_status' WP option value to 'session_save_handler_success'
+	 *
+	 * @since 4.9.68.p
+	 * @return bool
+	 */
+	private function setSessionSaveHandlerStatusToValid()
+	{
+		return update_option(
+			SessionStartHandler::OPTION_NAME_SESSION_SAVE_HANDLER_STATUS,
+			SessionStartHandler::SESSION_SAVE_HANDLER_STATUS_SUCCESS
+		);
+	}
 
-    /**
-     * Sets the 'ee_session_save_handler_status' WP option value to 'session_save_handler_untested'
-     *
-     * @since 4.9.68.p
-     * @return bool
-     */
-    private function resetSessionSaveHandlerStatus()
-    {
-        return update_option(
-            SessionStartHandler::OPTION_NAME_SESSION_SAVE_HANDLER_STATUS,
-            SessionStartHandler::SESSION_SAVE_HANDLER_STATUS_UNKNOWN
-        );
-    }
+	/**
+	 * Sets the 'ee_session_save_handler_status' WP option value to 'session_save_handler_untested'
+	 *
+	 * @since 4.9.68.p
+	 * @return bool
+	 */
+	private function resetSessionSaveHandlerStatus()
+	{
+		return update_option(
+			SessionStartHandler::OPTION_NAME_SESSION_SAVE_HANDLER_STATUS,
+			SessionStartHandler::SESSION_SAVE_HANDLER_STATUS_UNKNOWN
+		);
+	}
 
-    /**
-     * Returns `true` if the 'ee_session_save_handler_status' WP option value
-     * is equal to 'session_save_handler_success'
-     *
-     * @since 4.9.68.p
-     * @return bool
-     */
-    private function sessionSaveHandlerIsValid()
-    {
-        return $this->getSessionSaveHandlerStatus() === SessionStartHandler::SESSION_SAVE_HANDLER_STATUS_SUCCESS;
-    }
+	/**
+	 * Returns `true` if the 'ee_session_save_handler_status' WP option value
+	 * is equal to 'session_save_handler_success'
+	 *
+	 * @since 4.9.68.p
+	 * @return bool
+	 */
+	private function sessionSaveHandlerIsValid()
+	{
+		return $this->getSessionSaveHandlerStatus() === SessionStartHandler::SESSION_SAVE_HANDLER_STATUS_SUCCESS;
+	}
 
-    /**
-     * Returns `true` if the 'ee_session_save_handler_status' WP option value
-     * is equal to 'session_save_handler_failed'
-     *
-     * @since 4.9.68.p
-     * @return bool
-     */
-    private function sessionSaveHandlerFailed()
-    {
-        return $this->getSessionSaveHandlerStatus() === SessionStartHandler::SESSION_SAVE_HANDLER_STATUS_FAILED;
-    }
+	/**
+	 * Returns `true` if the 'ee_session_save_handler_status' WP option value
+	 * is equal to 'session_save_handler_failed'
+	 *
+	 * @since 4.9.68.p
+	 * @return bool
+	 */
+	private function sessionSaveHandlerFailed()
+	{
+		return $this->getSessionSaveHandlerStatus() === SessionStartHandler::SESSION_SAVE_HANDLER_STATUS_FAILED;
+	}
 
-    /**
-     * Returns `true` if no errors were detected with the session save handler,
-     * otherwise attempts to work notify the appropriate authorities
-     * with a suggestion for how to fix the issue, and returns `false`.
-     *
-     *
-     * @since 4.9.68.p
-     * @return bool
-     */
-    private function handleSessionSaveHandlerErrors()
-    {
-        // Check if we had a fatal error last time while trying to start the session
-        if ($this->sessionSaveHandlerFailed()) {
-            // apparently, last time we tried using the custom session save handler there was a fatal
-            if ($this->request->requestParamIsSet(SessionStartHandler::REQUEST_PARAM_RETRY_SESSION)) {
-                $this->resetSessionSaveHandlerStatus();
-                // remove "ee_retry_session", otherwise if the problem still isn't fixed,
-                // we'll just keep getting the fatal error over and over.
-                // Better to remove it and redirect, and try on the next request
-                EEH_URL::safeRedirectAndExit(
-                    remove_query_arg(
-                        array(SessionStartHandler::REQUEST_PARAM_RETRY_SESSION),
-                        EEH_URL::current_url()
-                    )
-                );
-            }
-            // so the session is broken, don't try it again,
-            // just show a message to users that can fix it
-            $this->displaySessionSaveHandlerErrorNotice();
-            return false;
-        }
-        return true;
-    }
+	/**
+	 * Returns `true` if no errors were detected with the session save handler,
+	 * otherwise attempts to work notify the appropriate authorities
+	 * with a suggestion for how to fix the issue, and returns `false`.
+	 *
+	 *
+	 * @since 4.9.68.p
+	 * @return bool
+	 */
+	private function handleSessionSaveHandlerErrors()
+	{
+		// Check if we had a fatal error last time while trying to start the session
+		if ($this->sessionSaveHandlerFailed()) {
+			// apparently, last time we tried using the custom session save handler there was a fatal
+			if ($this->request->requestParamIsSet(SessionStartHandler::REQUEST_PARAM_RETRY_SESSION)) {
+				$this->resetSessionSaveHandlerStatus();
+				// remove "ee_retry_session", otherwise if the problem still isn't fixed,
+				// we'll just keep getting the fatal error over and over.
+				// Better to remove it and redirect, and try on the next request
+				EEH_URL::safeRedirectAndExit(
+					remove_query_arg(
+						array(SessionStartHandler::REQUEST_PARAM_RETRY_SESSION),
+						EEH_URL::current_url()
+					)
+				);
+			}
+			// so the session is broken, don't try it again,
+			// just show a message to users that can fix it
+			$this->displaySessionSaveHandlerErrorNotice();
+			return false;
+		}
+		return true;
+	}
 
-    /**
-     * Generates an EE_Error notice regarding the current session woes
-     * but only if the current user is an admin with permission to 'install_plugins'.
-     *
-     * @since 4.9.68.p
-     */
-    private function displaySessionSaveHandlerErrorNotice()
-    {
-        if (current_user_can('install_plugins')) {
-            $retry_session_url = add_query_arg(
-                array(SessionStartHandler::REQUEST_PARAM_RETRY_SESSION => true),
-                EEH_URL::current_url()
-            );
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        'It appears there was a fatal error while starting the session, so Event Espresso is not able to process registrations normally. Some hosting companies, like Pantheon, require an extra plugin for Event Espresso to work. Please install the %1$sWordPress Native PHP Sessions plugin%2$s, then %3$sclick here to check if the problem is resolved.%2$s',
-                        'event_espresso'
-                    ),
-                    '<a href="https://wordpress.org/plugins/wp-native-php-sessions/">',
-                    '</a>',
-                    '<a href="' . $retry_session_url . '">'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-    }
+	/**
+	 * Generates an EE_Error notice regarding the current session woes
+	 * but only if the current user is an admin with permission to 'install_plugins'.
+	 *
+	 * @since 4.9.68.p
+	 */
+	private function displaySessionSaveHandlerErrorNotice()
+	{
+		if (current_user_can('install_plugins')) {
+			$retry_session_url = add_query_arg(
+				array(SessionStartHandler::REQUEST_PARAM_RETRY_SESSION => true),
+				EEH_URL::current_url()
+			);
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						'It appears there was a fatal error while starting the session, so Event Espresso is not able to process registrations normally. Some hosting companies, like Pantheon, require an extra plugin for Event Espresso to work. Please install the %1$sWordPress Native PHP Sessions plugin%2$s, then %3$sclick here to check if the problem is resolved.%2$s',
+						'event_espresso'
+					),
+					'<a href="https://wordpress.org/plugins/wp-native-php-sessions/">',
+					'</a>',
+					'<a href="' . $retry_session_url . '">'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+	}
 }

core/services/validators/URLValidator.php

Indentation +10 added lines, -10 removed lines

@@ -16,16 +16,16 @@
  */
 class URLValidator
 {
-    /**
-     * Returns whether or not the URL is valid
-     * @since 4.9.68.p
-     * @param $url
-     * @return boolean
-     */
-    public function isValid($url)
-    {
-        return  esc_url_raw($url) === $url;
-    }
+	/**
+	 * Returns whether or not the URL is valid
+	 * @since 4.9.68.p
+	 * @param $url
+	 * @return boolean
+	 */
+	public function isValid($url)
+	{
+		return  esc_url_raw($url) === $url;
+	}
 }
 // End of file URLValidator.php
 // Location: ${NAMESPACE}/URLValidator.php

core/libraries/rest_api/calculations/Registration.php

Indentation +100 added lines, -100 removed lines

@@ -24,108 +24,108 @@
  */
 class Registration extends RegistrationCalculationBase
 {
-    /**
-     * @var EEM_Registration
-     */
-    protected $registration_model;
+	/**
+	 * @var EEM_Registration
+	 */
+	protected $registration_model;
 
-    /**
-     * Registration constructor.
-     * @param EEM_Registration $registration_model
-     */
-    public function __construct(EEM_Registration $registration_model)
-    {
-        $this->registration_model = $registration_model;
-    }
+	/**
+	 * Registration constructor.
+	 * @param EEM_Registration $registration_model
+	 */
+	public function __construct(EEM_Registration $registration_model)
+	{
+		$this->registration_model = $registration_model;
+	}
 
-    /**
-     * Calculates the checkin status for each datetime this registration has access to
-     *
-     * @param array            $wpdb_row
-     * @param WP_REST_Request $request
-     * @param RegistrationControllerBase $controller
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws InvalidArgumentException
-     */
-    public function datetimeCheckinStati($wpdb_row, $request, $controller)
-    {
-        if (is_array($wpdb_row) && isset($wpdb_row['Registration.REG_ID'])) {
-            $reg = $this->registration_model->get_one_by_ID($wpdb_row['Registration.REG_ID']);
-        } else {
-            $reg = null;
-        }
-        if (! $reg instanceof EE_Registration
-        ) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                    // @codingStandardsIgnoreStart
-                        'Cannot calculate datetime_checkin_stati because the registration with ID %1$s (from database row %2$s) was not found',
-                        // @codingStandardsIgnoreEnd
-                        'event_espresso'
-                    ),
-                    $wpdb_row['Registration.REG_ID'],
-                    print_r($wpdb_row, true)
-                )
-            );
-        }
-        $datetime_ids = EEM_Datetime::instance()->get_col(
-            [
-                [
-                    'Ticket.TKT_ID' => $reg->ticket_ID(),
-                ],
-                'default_where_conditions' => EEM_Base::default_where_conditions_minimum_all,
-            ]
-        );
-        $checkin_stati = array();
-        foreach ($datetime_ids as $datetime_id) {
-            $status = $reg->check_in_status_for_datetime($datetime_id);
-            switch ($status) {
-                case EE_Checkin::status_checked_out:
-                    $status_pretty = 'OUT';
-                    break;
-                case EE_Checkin::status_checked_in:
-                    $status_pretty = 'IN';
-                    break;
-                case EE_Checkin::status_checked_never:
-                default:
-                    $status_pretty = 'NEVER';
-                    break;
-            }
-            $checkin_stati[ $datetime_id ] = $status_pretty;
-        }
-        return $checkin_stati;
-    }
+	/**
+	 * Calculates the checkin status for each datetime this registration has access to
+	 *
+	 * @param array            $wpdb_row
+	 * @param WP_REST_Request $request
+	 * @param RegistrationControllerBase $controller
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidArgumentException
+	 */
+	public function datetimeCheckinStati($wpdb_row, $request, $controller)
+	{
+		if (is_array($wpdb_row) && isset($wpdb_row['Registration.REG_ID'])) {
+			$reg = $this->registration_model->get_one_by_ID($wpdb_row['Registration.REG_ID']);
+		} else {
+			$reg = null;
+		}
+		if (! $reg instanceof EE_Registration
+		) {
+			throw new EE_Error(
+				sprintf(
+					__(
+					// @codingStandardsIgnoreStart
+						'Cannot calculate datetime_checkin_stati because the registration with ID %1$s (from database row %2$s) was not found',
+						// @codingStandardsIgnoreEnd
+						'event_espresso'
+					),
+					$wpdb_row['Registration.REG_ID'],
+					print_r($wpdb_row, true)
+				)
+			);
+		}
+		$datetime_ids = EEM_Datetime::instance()->get_col(
+			[
+				[
+					'Ticket.TKT_ID' => $reg->ticket_ID(),
+				],
+				'default_where_conditions' => EEM_Base::default_where_conditions_minimum_all,
+			]
+		);
+		$checkin_stati = array();
+		foreach ($datetime_ids as $datetime_id) {
+			$status = $reg->check_in_status_for_datetime($datetime_id);
+			switch ($status) {
+				case EE_Checkin::status_checked_out:
+					$status_pretty = 'OUT';
+					break;
+				case EE_Checkin::status_checked_in:
+					$status_pretty = 'IN';
+					break;
+				case EE_Checkin::status_checked_never:
+				default:
+					$status_pretty = 'NEVER';
+					break;
+			}
+			$checkin_stati[ $datetime_id ] = $status_pretty;
+		}
+		return $checkin_stati;
+	}
 
 
-    /**
-     * Provides an array for all the calculations possible that outlines a json schema for those calculations.
-     * Array is indexed by calculation (snake case) and value is the schema for that calculation.
-     *
-     * @since 4.9.68.p
-     * @return array
-     */
-    public function schemaForCalculations()
-    {
-        return array(
-            'datetime_checkin_stati' => array(
-                'description' => esc_html__(
-                    'Returns the checkin status for each datetime this registration has access to.',
-                    'event_espresso'
-                ),
-                'type' => 'object',
-                'properties' => array(),
-                'additionalProperties' => array(
-                    'description' => esc_html(
-                        'Keys are date-time ids and values are the check-in status',
-                        'event_espresso'
-                    ),
-                    'type' => 'string'
-                ),
-            ),
-        );
-    }
+	/**
+	 * Provides an array for all the calculations possible that outlines a json schema for those calculations.
+	 * Array is indexed by calculation (snake case) and value is the schema for that calculation.
+	 *
+	 * @since 4.9.68.p
+	 * @return array
+	 */
+	public function schemaForCalculations()
+	{
+		return array(
+			'datetime_checkin_stati' => array(
+				'description' => esc_html__(
+					'Returns the checkin status for each datetime this registration has access to.',
+					'event_espresso'
+				),
+				'type' => 'object',
+				'properties' => array(),
+				'additionalProperties' => array(
+					'description' => esc_html(
+						'Keys are date-time ids and values are the check-in status',
+						'event_espresso'
+					),
+					'type' => 'string'
+				),
+			),
+		);
+	}
 }

core/libraries/rest_api/calculations/Base.php

Indentation +57 added lines, -57 removed lines

@@ -16,65 +16,65 @@
 class Base
 {
 
-    /**
-     * @param $required_permission
-     * @param $attempted_calculation
-     * @throws RestException
-     */
-    protected function verifyCurrentUserCan($required_permission, $attempted_calculation)
-    {
-        if (! current_user_can($required_permission)) {
-            throw new RestException(
-                'permission_denied',
-                sprintf(
-                    __(
-                    // @codingStandardsIgnoreStart
-                        'Permission denied, you cannot calculate %1$s on %2$s because you do not have the capability "%3$s"',
-                        // @codingStandardsIgnoreEnd
-                        'event_espresso'
-                    ),
-                    $attempted_calculation,
-                    EEH_Inflector::pluralize_and_lower($this->getResourceName()),
-                    $required_permission
-                )
-            );
-        }
-    }
+	/**
+	 * @param $required_permission
+	 * @param $attempted_calculation
+	 * @throws RestException
+	 */
+	protected function verifyCurrentUserCan($required_permission, $attempted_calculation)
+	{
+		if (! current_user_can($required_permission)) {
+			throw new RestException(
+				'permission_denied',
+				sprintf(
+					__(
+					// @codingStandardsIgnoreStart
+						'Permission denied, you cannot calculate %1$s on %2$s because you do not have the capability "%3$s"',
+						// @codingStandardsIgnoreEnd
+						'event_espresso'
+					),
+					$attempted_calculation,
+					EEH_Inflector::pluralize_and_lower($this->getResourceName()),
+					$required_permission
+				)
+			);
+		}
+	}
 
 
-    /**
-     * Gets the name of the resource of the called class
-     *
-     * @return string
-     */
-    public function getResourceName()
-    {
-        return substr(__CLASS__, strrpos(__CLASS__, '\\') + 1);
-    }
+	/**
+	 * Gets the name of the resource of the called class
+	 *
+	 * @return string
+	 */
+	public function getResourceName()
+	{
+		return substr(__CLASS__, strrpos(__CLASS__, '\\') + 1);
+	}
 
-    /**
-     * Returns an array to be used for the schema for the calculated fields.
-     * @since 4.9.68.p
-     * @return array keys are calculated field names (eg "optimum_sales_at_start") values are arrays {
-     * @type string $description
-     * @type string $type, eg "string", "int", "boolean", "object", "array", etc
-     * }
-     */
-    public function schemaForCalculations()
-    {
-        return array();
-    }
+	/**
+	 * Returns an array to be used for the schema for the calculated fields.
+	 * @since 4.9.68.p
+	 * @return array keys are calculated field names (eg "optimum_sales_at_start") values are arrays {
+	 * @type string $description
+	 * @type string $type, eg "string", "int", "boolean", "object", "array", etc
+	 * }
+	 */
+	public function schemaForCalculations()
+	{
+		return array();
+	}
 
-    /**
-     * Returns the json schema for the given calculation index.
-     *
-     * @since 4.9.68.p
-     * @param $calculation_index
-     * @return array
-     */
-    public function schemaForCalculation($calculation_index)
-    {
-        $schema_map = $this->schemaForCalculations();
-        return isset($schema_map[ $calculation_index ]) ? $schema_map[ $calculation_index ] : array();
-    }
+	/**
+	 * Returns the json schema for the given calculation index.
+	 *
+	 * @since 4.9.68.p
+	 * @param $calculation_index
+	 * @return array
+	 */
+	public function schemaForCalculation($calculation_index)
+	{
+		$schema_map = $this->schemaForCalculations();
+		return isset($schema_map[ $calculation_index ]) ? $schema_map[ $calculation_index ] : array();
+	}
 }

core/libraries/rest_api/calculations/Event.php

Indentation +560 added lines, -560 removed lines

@@ -26,564 +26,564 @@
  */
 class Event extends EventCalculationBase
 {
-    /**
-     * @var EEM_Event
-     */
-    protected $event_model;
-
-    /**
-     * @var EEM_Registration
-     */
-    protected $registration_model;
-    public function __construct(EEM_Event $event_model, EEM_Registration $registration_model)
-    {
-        $this->event_model = $event_model;
-        $this->registration_model = $registration_model;
-    }
-
-    /**
-     * Calculates the total spaces on the event (not subtracting sales, but taking
-     * sales into account; so this is the optimum sales that CAN still be achieved)
-     * See EE_Event::total_available_spaces( true );
-     *
-     * @param array               $wpdb_row
-     * @param WP_REST_Request     $request
-     * @param EventControllerBase $controller
-     * @return int
-     * @throws EE_Error
-     * @throws DomainException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws UnexpectedEntityException
-     * @throws InvalidArgumentException
-     */
-    public function optimumSalesAtStart($wpdb_row, $request, $controller)
-    {
-        $event_obj = null;
-        if (Event::wpdbRowHasEventId($wpdb_row)) {
-            $event_obj = $this->event_model->get_one_by_ID($wpdb_row['Event_CPT.ID']);
-        }
-        if ($event_obj instanceof EE_Event) {
-            return $event_obj->total_available_spaces();
-        }
-        throw new EE_Error(
-            sprintf(
-                __(
-                // @codingStandardsIgnoreStart
-                    'Cannot calculate optimum_sales_at_start because the event with ID %1$s (from database row %2$s) was not found',
-                    // @codingStandardsIgnoreEnd
-                    'event_espresso'
-                ),
-                $wpdb_row['Event_CPT.ID'],
-                print_r($wpdb_row, true)
-            )
-        );
-    }
-
-
-    /**
-     * Calculates the total spaces on the event (ignoring all sales; so this is the optimum
-     * sales that COULD have been achieved)
-     * See EE_Event::total_available_spaces( true );
-     *
-     * @param array               $wpdb_row
-     * @param WP_REST_Request     $request
-     * @param EventControllerBase $controller
-     * @return int
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws UnexpectedEntityException
-     */
-    public function optimumSalesNow($wpdb_row, $request, $controller)
-    {
-        $event_obj = null;
-        if (Event::wpdbRowHasEventId($wpdb_row)) {
-            $event_obj = $this->event_model->get_one_by_ID($wpdb_row['Event_CPT.ID']);
-        }
-        if ($event_obj instanceof EE_Event) {
-            return $event_obj->total_available_spaces(true);
-        }
-        throw new EE_Error(
-            sprintf(
-                __(
-                // @codingStandardsIgnoreStart
-                    'Cannot calculate optimum_sales_now because the event with ID %1$s (from database row %2$s) was not found',
-                    // @codingStandardsIgnoreEnd
-                    'event_espresso'
-                ),
-                $wpdb_row['Event_CPT.ID'],
-                print_r($wpdb_row, true)
-            )
-        );
-    }
-
-
-    /**
-     * Like optimum_sales_now, but minus total sales so far.
-     * See EE_Event::spaces_remaining_for_sale( true );
-     *
-     * @param array               $wpdb_row
-     * @param WP_REST_Request     $request
-     * @param EventControllerBase $controller
-     * @return int
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws UnexpectedEntityException
-     */
-    public function spacesRemaining($wpdb_row, $request, $controller)
-    {
-        $event_obj = null;
-        if (Event::wpdbRowHasEventId($wpdb_row)) {
-            $event_obj = $this->event_model->get_one_by_ID($wpdb_row['Event_CPT.ID']);
-        }
-        if ($event_obj instanceof EE_Event) {
-            return $event_obj->spaces_remaining_for_sale();
-        }
-        throw new EE_Error(
-            sprintf(
-                __(
-                // @codingStandardsIgnoreStart
-                    'Cannot calculate spaces_remaining because the event with ID %1$s (from database row %2$s) was not found',
-                    // @codingStandardsIgnoreEnd
-                    'event_espresso'
-                ),
-                $wpdb_row['Event_CPT.ID'],
-                print_r($wpdb_row, true)
-            )
-        );
-    }
-
-
-    /**
-     * Counts the number of approved registrations for this event (regardless
-     * of how many datetimes each registrations' ticket purchase is for)
-     *
-     * @param array               $wpdb_row
-     * @param WP_REST_Request     $request
-     * @param EventControllerBase $controller
-     * @return int
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function spotsTaken($wpdb_row, $request, $controller)
-    {
-        if (! Event::wpdbRowHasEventId($wpdb_row)) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                    // @codingStandardsIgnoreStart
-                        'Cannot calculate spots_taken because the database row %1$s does not have a valid entry for "Event_CPT.ID"',
-                        // @codingStandardsIgnoreEnd
-                        'event_espresso'
-                    ),
-                    print_r($wpdb_row, true)
-                )
-            );
-        }
-        return $this->registration_model->count(
-            array(
-                array(
-                    'EVT_ID' => $wpdb_row['Event_CPT.ID'],
-                    'STS_ID' => EEM_Registration::status_id_approved,
-                ),
-            ),
-            'REG_ID',
-            true
-        );
-    }
-
-
-    /**
-     * Counts the number of pending-payment registrations for this event (regardless
-     * of how many datetimes each registrations' ticket purchase is for)
-     *
-     * @param array               $wpdb_row
-     * @param WP_REST_Request     $request
-     * @param EventControllerBase $controller
-     * @return int
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws RestException
-     */
-    public function spotsTakenPendingPayment($wpdb_row, $request, $controller)
-    {
-        if (! Event::wpdbRowHasEventId($wpdb_row)) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                    // @codingStandardsIgnoreStart
-                        'Cannot calculate spots_taken_pending_payment because the database row %1$s does not have an entry for "Event_CPT.ID"',
-                        // @codingStandardsIgnoreEnd
-                        'event_espresso'
-                    ),
-                    print_r($wpdb_row, true)
-                )
-            );
-        }
-        $this->verifyCurrentUserCan('ee_read_registrations', 'spots_taken_pending_payment');
-        return $this->registration_model->count(
-            array(
-                array(
-                    'EVT_ID' => $wpdb_row['Event_CPT.ID'],
-                    'STS_ID' => EEM_Registration::status_id_pending_payment,
-                ),
-            ),
-            'REG_ID',
-            true
-        );
-    }
-
-
-    /**
-     * Counts all the registrations who have checked into one of this events' datetimes
-     * See EE_Event::total_available_spaces( false );
-     *
-     * @param array               $wpdb_row
-     * @param WP_REST_Request     $request
-     * @param EventControllerBase $controller
-     * @return int|null if permission denied
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws RestException
-     */
-    public function registrationsCheckedInCount($wpdb_row, $request, $controller)
-    {
-        if (! Event::wpdbRowHasEventId($wpdb_row)) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                    // @codingStandardsIgnoreStart
-                        'Cannot calculate registrations_checked_in_count because the database row %1$s does not have an entry for "Event_CPT.ID"',
-                        // @codingStandardsIgnoreEnd
-                        'event_espresso'
-                    ),
-                    print_r($wpdb_row, true)
-                )
-            );
-        }
-        $this->verifyCurrentUserCan('ee_read_checkins', 'registrations_checked_in_count');
-        return $this->registration_model->count_registrations_checked_into_event($wpdb_row['Event_CPT.ID'], true);
-    }
-
-
-    /**
-     * Counts all the registrations who have checked out of one of this events' datetimes
-     * See EE_Event::total_available_spaces( false );
-     *
-     * @param array               $wpdb_row
-     * @param WP_REST_Request     $request
-     * @param EventControllerBase $controller
-     * @return int
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws RestException
-     */
-    public function registrationsCheckedOutCount($wpdb_row, $request, $controller)
-    {
-        if (! Event::wpdbRowHasEventId($wpdb_row)) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                    // @codingStandardsIgnoreStart
-                        'Cannot calculate registrations_checked_out_count because the database row %1$s does not have an entry for "Event_CPT.ID"',
-                        // @codingStandardsIgnoreEnd
-                        'event_espresso'
-                    ),
-                    print_r($wpdb_row, true)
-                )
-            );
-        }
-        $this->verifyCurrentUserCan('ee_read_checkins', 'registrations_checked_out_count');
-        return $this->registration_model->count_registrations_checked_into_event($wpdb_row['Event_CPT.ID'], false);
-    }
-
-
-    /**
-     * Gets the thumbnail image
-     *
-     * @param array               $wpdb_row
-     * @param WP_REST_Request     $request
-     * @param EventControllerBase $controller
-     * @return array
-     * @throws EE_Error
-     */
-    public function imageThumbnail($wpdb_row, $request, $controller)
-    {
-        return self::calculateImageData($wpdb_row, 'thumbnail');
-    }
-
-
-    /**
-     * Gets the medium image
-     *
-     * @param array               $wpdb_row
-     * @param WP_REST_Request     $request
-     * @param EventControllerBase $controller
-     * @return array
-     * @throws EE_Error
-     */
-    public function imageMedium($wpdb_row, $request, $controller)
-    {
-        return self::calculateImageData($wpdb_row, 'medium');
-    }
-
-
-    /**
-     * Gets the medium-large image
-     *
-     * @param array               $wpdb_row
-     * @param WP_REST_Request     $request
-     * @param EventControllerBase $controller
-     * @return array
-     * @throws EE_Error
-     */
-    public function imageMediumLarge($wpdb_row, $request, $controller)
-    {
-        return self::calculateImageData($wpdb_row, 'medium_large');
-    }
-
-
-    /**
-     * Gets the large image
-     *
-     * @param array               $wpdb_row
-     * @param WP_REST_Request     $request
-     * @param EventControllerBase $controller
-     * @return array
-     * @throws EE_Error
-     */
-    public function imageLarge($wpdb_row, $request, $controller)
-    {
-        return self::calculateImageData($wpdb_row, 'large');
-    }
-
-
-    /**
-     * Gets the post-thumbnail image
-     *
-     * @param array               $wpdb_row
-     * @param WP_REST_Request     $request
-     * @param EventControllerBase $controller
-     * @return array
-     * @throws EE_Error
-     */
-    public function imagePostThumbnail($wpdb_row, $request, $controller)
-    {
-        return self::calculateImageData($wpdb_row, 'post-thumbnail');
-    }
-
-
-    /**
-     * Gets the full size image
-     *
-     * @param array               $wpdb_row
-     * @param WP_REST_Request     $request
-     * @param EventControllerBase $controller
-     * @return array
-     * @throws EE_Error
-     */
-    public function imageFull($wpdb_row, $request, $controller)
-    {
-        return self::calculateImageData($wpdb_row, 'full');
-    }
-
-
-    /**
-     * Gets image specs and formats them for the display in the API,
-     * according to the image size requested
-     *
-     * @param array  $wpdb_row
-     * @param string $image_size one of these: thumbnail, medium, medium_large, large, post-thumbnail, full
-     * @return array|false if no such image exists. If array it will have keys 'url', 'width', 'height' and 'original'
-     * @throws EE_Error
-     */
-    protected function calculateImageData($wpdb_row, $image_size)
-    {
-        if (! Event::wpdbRowHasEventId($wpdb_row)) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                    // @codingStandardsIgnoreStart
-                        'Cannot calculate image because the database row %1$s does not have an entry for "Event_CPT.ID"',
-                        // @codingStandardsIgnoreEnd
-                        'event_espresso'
-                    ),
-                    print_r($wpdb_row, true)
-                )
-            );
-        }
-        $EVT_ID = $wpdb_row['Event_CPT.ID'];
-        $attachment_id = get_post_thumbnail_id($EVT_ID);
-        $data = wp_get_attachment_image_src($attachment_id, $image_size);
-        if (! $data) {
-            return null;
-        }
-        $generated = true;
-        if (isset($data[3])) {
-            $generated = $data[3];
-        }
-        return array(
-            'url'       => $data[0],
-            'width'     => $data[1],
-            'height'    => $data[2],
-            'generated' => $generated,
-        );
-    }
-
-
-    /**
-     * Returns true if the array of data contains 'Event_CPT.ID'. False otherwise
-     *
-     * @param array $wpdb_row
-     * @return bool
-     */
-    protected function wpdbRowHasEventId($wpdb_row)
-    {
-        return (is_array($wpdb_row) && isset($wpdb_row['Event_CPT.ID']) && absint($wpdb_row['Event_CPT.ID']));
-    }
-
-
-    /**
-     * Provides an array for all the calculations possible that outlines a json schema for those calculations.
-     * Array is indexed by calculation (snake case) and value is the schema for that calculation.
-     *
-     * @since 4.9.68.p
-     * @return array
-     */
-    public function schemaForCalculations()
-    {
-        $image_object_properties = array(
-            'url'       => array(
-                'type' => 'string',
-            ),
-            'width'     => array(
-                'type' => 'number',
-            ),
-            'height'    => array(
-                'type' => 'number',
-            ),
-            'generated' => array(
-                'type' => 'boolean',
-            ),
-        );
-        return array(
-            'optimum_sales_at_start'          => array(
-                'description' => esc_html__(
-                    'The total spaces on the event (not subtracting sales, but taking sales into account; so this is the optimum sales that CAN still be achieved.',
-                    'event_espresso'
-                ),
-                'type'        => 'number',
-            ),
-            'optimum_sales_now'               => array(
-                'description' => esc_html__(
-                    'The total spaces on the event (ignoring all sales; so this is the optimum sales that could have been achieved.',
-                    'event_espresso'
-                ),
-                'type'        => 'number',
-            ),
-            'spaces_remaining'                => array(
-                'description' => esc_html__(
-                    'The optimum_sales_number result, minus total sales so far.',
-                    'event_espresso'
-                ),
-                'type'        => 'number',
-            ),
-            'spots_taken'                     => array(
-                'description' => esc_html__(
-                    'The number of approved registrations for this event (regardless of how many datetimes each registration\'s ticket purchase is for)',
-                    'event_espresso'
-                ),
-                'type'        => 'number',
-            ),
-            'spots_taken_pending_payment'     => array(
-                'description' => esc_html__(
-                    'The number of pending-payment registrations for this event (regardless of how many datetimes each registration\'s ticket purchase is for)',
-                    'event_espresso'
-                ),
-                'type'        => 'number',
-            ),
-            'registrations_checked_in_count'  => array(
-                'description' => esc_html__(
-                    'The count of all the registrations who have checked into one of this event\'s datetimes.',
-                    'event_espresso'
-                ),
-                'type'        => 'number',
-            ),
-            'registrations_checked_out_count' => array(
-                'description' => esc_html__(
-                    'The count of all registrations who have checked out of one of this event\'s datetimes.',
-                    'event_espresso'
-                ),
-                'type'        => 'number',
-            ),
-            'image_thumbnail'                 => array(
-                'description'          => esc_html__(
-                    'The thumbnail image data.',
-                    'event_espresso'
-                ),
-                'type'                 => 'object',
-                'properties'           => $image_object_properties,
-                'additionalProperties' => false,
-            ),
-            'image_medium'                    => array(
-                'description'          => esc_html__(
-                    'The medium image data.',
-                    'event_espresso'
-                ),
-                'type'                 => 'object',
-                'properties'           => $image_object_properties,
-                'additionalProperties' => false,
-            ),
-            'image_medium_large'              => array(
-                'description'          => esc_html__(
-                    'The medium-large image data.',
-                    'event_espresso'
-                ),
-                'type'                 => 'object',
-                'properties'           => $image_object_properties,
-                'additionalProperties' => false,
-            ),
-            'image_large'                     => array(
-                'description'          => esc_html__(
-                    'The large image data.',
-                    'event_espresso'
-                ),
-                'type'                 => 'object',
-                'properties'           => $image_object_properties,
-                'additionalProperties' => false,
-            ),
-            'image_post_thumbnail'            => array(
-                'description'          => esc_html__(
-                    'The post-thumbnail image data.',
-                    'event_espresso'
-                ),
-                'type'                 => 'object',
-                'properties'           => $image_object_properties,
-                'additionalProperties' => false,
-            ),
-            'image_full'                      => array(
-                'description'          => esc_html__(
-                    'The full size image data',
-                    'event_espresso'
-                ),
-                'type'                 => 'object',
-                'properties'           => $image_object_properties,
-                'additionalProperties' => false,
-            ),
-        );
-    }
+	/**
+	 * @var EEM_Event
+	 */
+	protected $event_model;
+
+	/**
+	 * @var EEM_Registration
+	 */
+	protected $registration_model;
+	public function __construct(EEM_Event $event_model, EEM_Registration $registration_model)
+	{
+		$this->event_model = $event_model;
+		$this->registration_model = $registration_model;
+	}
+
+	/**
+	 * Calculates the total spaces on the event (not subtracting sales, but taking
+	 * sales into account; so this is the optimum sales that CAN still be achieved)
+	 * See EE_Event::total_available_spaces( true );
+	 *
+	 * @param array               $wpdb_row
+	 * @param WP_REST_Request     $request
+	 * @param EventControllerBase $controller
+	 * @return int
+	 * @throws EE_Error
+	 * @throws DomainException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws UnexpectedEntityException
+	 * @throws InvalidArgumentException
+	 */
+	public function optimumSalesAtStart($wpdb_row, $request, $controller)
+	{
+		$event_obj = null;
+		if (Event::wpdbRowHasEventId($wpdb_row)) {
+			$event_obj = $this->event_model->get_one_by_ID($wpdb_row['Event_CPT.ID']);
+		}
+		if ($event_obj instanceof EE_Event) {
+			return $event_obj->total_available_spaces();
+		}
+		throw new EE_Error(
+			sprintf(
+				__(
+				// @codingStandardsIgnoreStart
+					'Cannot calculate optimum_sales_at_start because the event with ID %1$s (from database row %2$s) was not found',
+					// @codingStandardsIgnoreEnd
+					'event_espresso'
+				),
+				$wpdb_row['Event_CPT.ID'],
+				print_r($wpdb_row, true)
+			)
+		);
+	}
+
+
+	/**
+	 * Calculates the total spaces on the event (ignoring all sales; so this is the optimum
+	 * sales that COULD have been achieved)
+	 * See EE_Event::total_available_spaces( true );
+	 *
+	 * @param array               $wpdb_row
+	 * @param WP_REST_Request     $request
+	 * @param EventControllerBase $controller
+	 * @return int
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws UnexpectedEntityException
+	 */
+	public function optimumSalesNow($wpdb_row, $request, $controller)
+	{
+		$event_obj = null;
+		if (Event::wpdbRowHasEventId($wpdb_row)) {
+			$event_obj = $this->event_model->get_one_by_ID($wpdb_row['Event_CPT.ID']);
+		}
+		if ($event_obj instanceof EE_Event) {
+			return $event_obj->total_available_spaces(true);
+		}
+		throw new EE_Error(
+			sprintf(
+				__(
+				// @codingStandardsIgnoreStart
+					'Cannot calculate optimum_sales_now because the event with ID %1$s (from database row %2$s) was not found',
+					// @codingStandardsIgnoreEnd
+					'event_espresso'
+				),
+				$wpdb_row['Event_CPT.ID'],
+				print_r($wpdb_row, true)
+			)
+		);
+	}
+
+
+	/**
+	 * Like optimum_sales_now, but minus total sales so far.
+	 * See EE_Event::spaces_remaining_for_sale( true );
+	 *
+	 * @param array               $wpdb_row
+	 * @param WP_REST_Request     $request
+	 * @param EventControllerBase $controller
+	 * @return int
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws UnexpectedEntityException
+	 */
+	public function spacesRemaining($wpdb_row, $request, $controller)
+	{
+		$event_obj = null;
+		if (Event::wpdbRowHasEventId($wpdb_row)) {
+			$event_obj = $this->event_model->get_one_by_ID($wpdb_row['Event_CPT.ID']);
+		}
+		if ($event_obj instanceof EE_Event) {
+			return $event_obj->spaces_remaining_for_sale();
+		}
+		throw new EE_Error(
+			sprintf(
+				__(
+				// @codingStandardsIgnoreStart
+					'Cannot calculate spaces_remaining because the event with ID %1$s (from database row %2$s) was not found',
+					// @codingStandardsIgnoreEnd
+					'event_espresso'
+				),
+				$wpdb_row['Event_CPT.ID'],
+				print_r($wpdb_row, true)
+			)
+		);
+	}
+
+
+	/**
+	 * Counts the number of approved registrations for this event (regardless
+	 * of how many datetimes each registrations' ticket purchase is for)
+	 *
+	 * @param array               $wpdb_row
+	 * @param WP_REST_Request     $request
+	 * @param EventControllerBase $controller
+	 * @return int
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function spotsTaken($wpdb_row, $request, $controller)
+	{
+		if (! Event::wpdbRowHasEventId($wpdb_row)) {
+			throw new EE_Error(
+				sprintf(
+					__(
+					// @codingStandardsIgnoreStart
+						'Cannot calculate spots_taken because the database row %1$s does not have a valid entry for "Event_CPT.ID"',
+						// @codingStandardsIgnoreEnd
+						'event_espresso'
+					),
+					print_r($wpdb_row, true)
+				)
+			);
+		}
+		return $this->registration_model->count(
+			array(
+				array(
+					'EVT_ID' => $wpdb_row['Event_CPT.ID'],
+					'STS_ID' => EEM_Registration::status_id_approved,
+				),
+			),
+			'REG_ID',
+			true
+		);
+	}
+
+
+	/**
+	 * Counts the number of pending-payment registrations for this event (regardless
+	 * of how many datetimes each registrations' ticket purchase is for)
+	 *
+	 * @param array               $wpdb_row
+	 * @param WP_REST_Request     $request
+	 * @param EventControllerBase $controller
+	 * @return int
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws RestException
+	 */
+	public function spotsTakenPendingPayment($wpdb_row, $request, $controller)
+	{
+		if (! Event::wpdbRowHasEventId($wpdb_row)) {
+			throw new EE_Error(
+				sprintf(
+					__(
+					// @codingStandardsIgnoreStart
+						'Cannot calculate spots_taken_pending_payment because the database row %1$s does not have an entry for "Event_CPT.ID"',
+						// @codingStandardsIgnoreEnd
+						'event_espresso'
+					),
+					print_r($wpdb_row, true)
+				)
+			);
+		}
+		$this->verifyCurrentUserCan('ee_read_registrations', 'spots_taken_pending_payment');
+		return $this->registration_model->count(
+			array(
+				array(
+					'EVT_ID' => $wpdb_row['Event_CPT.ID'],
+					'STS_ID' => EEM_Registration::status_id_pending_payment,
+				),
+			),
+			'REG_ID',
+			true
+		);
+	}
+
+
+	/**
+	 * Counts all the registrations who have checked into one of this events' datetimes
+	 * See EE_Event::total_available_spaces( false );
+	 *
+	 * @param array               $wpdb_row
+	 * @param WP_REST_Request     $request
+	 * @param EventControllerBase $controller
+	 * @return int|null if permission denied
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws RestException
+	 */
+	public function registrationsCheckedInCount($wpdb_row, $request, $controller)
+	{
+		if (! Event::wpdbRowHasEventId($wpdb_row)) {
+			throw new EE_Error(
+				sprintf(
+					__(
+					// @codingStandardsIgnoreStart
+						'Cannot calculate registrations_checked_in_count because the database row %1$s does not have an entry for "Event_CPT.ID"',
+						// @codingStandardsIgnoreEnd
+						'event_espresso'
+					),
+					print_r($wpdb_row, true)
+				)
+			);
+		}
+		$this->verifyCurrentUserCan('ee_read_checkins', 'registrations_checked_in_count');
+		return $this->registration_model->count_registrations_checked_into_event($wpdb_row['Event_CPT.ID'], true);
+	}
+
+
+	/**
+	 * Counts all the registrations who have checked out of one of this events' datetimes
+	 * See EE_Event::total_available_spaces( false );
+	 *
+	 * @param array               $wpdb_row
+	 * @param WP_REST_Request     $request
+	 * @param EventControllerBase $controller
+	 * @return int
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws RestException
+	 */
+	public function registrationsCheckedOutCount($wpdb_row, $request, $controller)
+	{
+		if (! Event::wpdbRowHasEventId($wpdb_row)) {
+			throw new EE_Error(
+				sprintf(
+					__(
+					// @codingStandardsIgnoreStart
+						'Cannot calculate registrations_checked_out_count because the database row %1$s does not have an entry for "Event_CPT.ID"',
+						// @codingStandardsIgnoreEnd
+						'event_espresso'
+					),
+					print_r($wpdb_row, true)
+				)
+			);
+		}
+		$this->verifyCurrentUserCan('ee_read_checkins', 'registrations_checked_out_count');
+		return $this->registration_model->count_registrations_checked_into_event($wpdb_row['Event_CPT.ID'], false);
+	}
+
+
+	/**
+	 * Gets the thumbnail image
+	 *
+	 * @param array               $wpdb_row
+	 * @param WP_REST_Request     $request
+	 * @param EventControllerBase $controller
+	 * @return array
+	 * @throws EE_Error
+	 */
+	public function imageThumbnail($wpdb_row, $request, $controller)
+	{
+		return self::calculateImageData($wpdb_row, 'thumbnail');
+	}
+
+
+	/**
+	 * Gets the medium image
+	 *
+	 * @param array               $wpdb_row
+	 * @param WP_REST_Request     $request
+	 * @param EventControllerBase $controller
+	 * @return array
+	 * @throws EE_Error
+	 */
+	public function imageMedium($wpdb_row, $request, $controller)
+	{
+		return self::calculateImageData($wpdb_row, 'medium');
+	}
+
+
+	/**
+	 * Gets the medium-large image
+	 *
+	 * @param array               $wpdb_row
+	 * @param WP_REST_Request     $request
+	 * @param EventControllerBase $controller
+	 * @return array
+	 * @throws EE_Error
+	 */
+	public function imageMediumLarge($wpdb_row, $request, $controller)
+	{
+		return self::calculateImageData($wpdb_row, 'medium_large');
+	}
+
+
+	/**
+	 * Gets the large image
+	 *
+	 * @param array               $wpdb_row
+	 * @param WP_REST_Request     $request
+	 * @param EventControllerBase $controller
+	 * @return array
+	 * @throws EE_Error
+	 */
+	public function imageLarge($wpdb_row, $request, $controller)
+	{
+		return self::calculateImageData($wpdb_row, 'large');
+	}
+
+
+	/**
+	 * Gets the post-thumbnail image
+	 *
+	 * @param array               $wpdb_row
+	 * @param WP_REST_Request     $request
+	 * @param EventControllerBase $controller
+	 * @return array
+	 * @throws EE_Error
+	 */
+	public function imagePostThumbnail($wpdb_row, $request, $controller)
+	{
+		return self::calculateImageData($wpdb_row, 'post-thumbnail');
+	}
+
+
+	/**
+	 * Gets the full size image
+	 *
+	 * @param array               $wpdb_row
+	 * @param WP_REST_Request     $request
+	 * @param EventControllerBase $controller
+	 * @return array
+	 * @throws EE_Error
+	 */
+	public function imageFull($wpdb_row, $request, $controller)
+	{
+		return self::calculateImageData($wpdb_row, 'full');
+	}
+
+
+	/**
+	 * Gets image specs and formats them for the display in the API,
+	 * according to the image size requested
+	 *
+	 * @param array  $wpdb_row
+	 * @param string $image_size one of these: thumbnail, medium, medium_large, large, post-thumbnail, full
+	 * @return array|false if no such image exists. If array it will have keys 'url', 'width', 'height' and 'original'
+	 * @throws EE_Error
+	 */
+	protected function calculateImageData($wpdb_row, $image_size)
+	{
+		if (! Event::wpdbRowHasEventId($wpdb_row)) {
+			throw new EE_Error(
+				sprintf(
+					__(
+					// @codingStandardsIgnoreStart
+						'Cannot calculate image because the database row %1$s does not have an entry for "Event_CPT.ID"',
+						// @codingStandardsIgnoreEnd
+						'event_espresso'
+					),
+					print_r($wpdb_row, true)
+				)
+			);
+		}
+		$EVT_ID = $wpdb_row['Event_CPT.ID'];
+		$attachment_id = get_post_thumbnail_id($EVT_ID);
+		$data = wp_get_attachment_image_src($attachment_id, $image_size);
+		if (! $data) {
+			return null;
+		}
+		$generated = true;
+		if (isset($data[3])) {
+			$generated = $data[3];
+		}
+		return array(
+			'url'       => $data[0],
+			'width'     => $data[1],
+			'height'    => $data[2],
+			'generated' => $generated,
+		);
+	}
+
+
+	/**
+	 * Returns true if the array of data contains 'Event_CPT.ID'. False otherwise
+	 *
+	 * @param array $wpdb_row
+	 * @return bool
+	 */
+	protected function wpdbRowHasEventId($wpdb_row)
+	{
+		return (is_array($wpdb_row) && isset($wpdb_row['Event_CPT.ID']) && absint($wpdb_row['Event_CPT.ID']));
+	}
+
+
+	/**
+	 * Provides an array for all the calculations possible that outlines a json schema for those calculations.
+	 * Array is indexed by calculation (snake case) and value is the schema for that calculation.
+	 *
+	 * @since 4.9.68.p
+	 * @return array
+	 */
+	public function schemaForCalculations()
+	{
+		$image_object_properties = array(
+			'url'       => array(
+				'type' => 'string',
+			),
+			'width'     => array(
+				'type' => 'number',
+			),
+			'height'    => array(
+				'type' => 'number',
+			),
+			'generated' => array(
+				'type' => 'boolean',
+			),
+		);
+		return array(
+			'optimum_sales_at_start'          => array(
+				'description' => esc_html__(
+					'The total spaces on the event (not subtracting sales, but taking sales into account; so this is the optimum sales that CAN still be achieved.',
+					'event_espresso'
+				),
+				'type'        => 'number',
+			),
+			'optimum_sales_now'               => array(
+				'description' => esc_html__(
+					'The total spaces on the event (ignoring all sales; so this is the optimum sales that could have been achieved.',
+					'event_espresso'
+				),
+				'type'        => 'number',
+			),
+			'spaces_remaining'                => array(
+				'description' => esc_html__(
+					'The optimum_sales_number result, minus total sales so far.',
+					'event_espresso'
+				),
+				'type'        => 'number',
+			),
+			'spots_taken'                     => array(
+				'description' => esc_html__(
+					'The number of approved registrations for this event (regardless of how many datetimes each registration\'s ticket purchase is for)',
+					'event_espresso'
+				),
+				'type'        => 'number',
+			),
+			'spots_taken_pending_payment'     => array(
+				'description' => esc_html__(
+					'The number of pending-payment registrations for this event (regardless of how many datetimes each registration\'s ticket purchase is for)',
+					'event_espresso'
+				),
+				'type'        => 'number',
+			),
+			'registrations_checked_in_count'  => array(
+				'description' => esc_html__(
+					'The count of all the registrations who have checked into one of this event\'s datetimes.',
+					'event_espresso'
+				),
+				'type'        => 'number',
+			),
+			'registrations_checked_out_count' => array(
+				'description' => esc_html__(
+					'The count of all registrations who have checked out of one of this event\'s datetimes.',
+					'event_espresso'
+				),
+				'type'        => 'number',
+			),
+			'image_thumbnail'                 => array(
+				'description'          => esc_html__(
+					'The thumbnail image data.',
+					'event_espresso'
+				),
+				'type'                 => 'object',
+				'properties'           => $image_object_properties,
+				'additionalProperties' => false,
+			),
+			'image_medium'                    => array(
+				'description'          => esc_html__(
+					'The medium image data.',
+					'event_espresso'
+				),
+				'type'                 => 'object',
+				'properties'           => $image_object_properties,
+				'additionalProperties' => false,
+			),
+			'image_medium_large'              => array(
+				'description'          => esc_html__(
+					'The medium-large image data.',
+					'event_espresso'
+				),
+				'type'                 => 'object',
+				'properties'           => $image_object_properties,
+				'additionalProperties' => false,
+			),
+			'image_large'                     => array(
+				'description'          => esc_html__(
+					'The large image data.',
+					'event_espresso'
+				),
+				'type'                 => 'object',
+				'properties'           => $image_object_properties,
+				'additionalProperties' => false,
+			),
+			'image_post_thumbnail'            => array(
+				'description'          => esc_html__(
+					'The post-thumbnail image data.',
+					'event_espresso'
+				),
+				'type'                 => 'object',
+				'properties'           => $image_object_properties,
+				'additionalProperties' => false,
+			),
+			'image_full'                      => array(
+				'description'          => esc_html__(
+					'The full size image data',
+					'event_espresso'
+				),
+				'type'                 => 'object',
+				'properties'           => $image_object_properties,
+				'additionalProperties' => false,
+			),
+		);
+	}
 }

core/libraries/rest_api/calculations/Datetime.php

Indentation +196 added lines, -196 removed lines

@@ -17,210 +17,210 @@
 
 class Datetime extends DatetimeCalculationBase
 {
-    /**
-     * @var EEM_Datetime
-     */
-    protected $datetime_model;
+	/**
+	 * @var EEM_Datetime
+	 */
+	protected $datetime_model;
 
-    /**
-     * @var EEM_Registration
-     */
-    protected $registration_model;
-    public function __construct(EEM_Datetime $datetime_model, EEM_Registration $registration_model)
-    {
-        $this->datetime_model = $datetime_model;
-        $this->registration_model = $registration_model;
-    }
+	/**
+	 * @var EEM_Registration
+	 */
+	protected $registration_model;
+	public function __construct(EEM_Datetime $datetime_model, EEM_Registration $registration_model)
+	{
+		$this->datetime_model = $datetime_model;
+		$this->registration_model = $registration_model;
+	}
 
-    /**
-     * Calculates the total spaces available on the datetime, taking into account
-     * ticket limits too.
-     *
-     * @see EE_Datetime::spaces_remaining( true )
-     * @param array            $wpdb_row
-     * @param WP_REST_Request $request
-     * @param DatetimeControllerBase  $controller
-     * @return int
-     * @throws EE_Error
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     */
-    public function spacesRemainingConsideringTickets($wpdb_row, $request, $controller)
-    {
-        if (is_array($wpdb_row) && isset($wpdb_row['Datetime.DTT_ID'])) {
-            $dtt_obj = $this->datetime_model->get_one_by_ID($wpdb_row['Datetime.DTT_ID']);
-        } else {
-            $dtt_obj = null;
-        }
-        if ($dtt_obj instanceof EE_Datetime) {
-            return $dtt_obj->spaces_remaining(true);
-        }
-        throw new EE_Error(
-            sprintf(
-                __(
-                // @codingStandardsIgnoreStart
-                    'Cannot calculate spaces_remaining_considering_tickets because the datetime with ID %1$s (from database row %2$s) was not found',
-                    // @codingStandardsIgnoreEnd
-                    'event_espresso'
-                ),
-                $wpdb_row['Datetime.DTT_ID'],
-                print_r($wpdb_row, true)
-            )
-        );
-    }
+	/**
+	 * Calculates the total spaces available on the datetime, taking into account
+	 * ticket limits too.
+	 *
+	 * @see EE_Datetime::spaces_remaining( true )
+	 * @param array            $wpdb_row
+	 * @param WP_REST_Request $request
+	 * @param DatetimeControllerBase  $controller
+	 * @return int
+	 * @throws EE_Error
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 */
+	public function spacesRemainingConsideringTickets($wpdb_row, $request, $controller)
+	{
+		if (is_array($wpdb_row) && isset($wpdb_row['Datetime.DTT_ID'])) {
+			$dtt_obj = $this->datetime_model->get_one_by_ID($wpdb_row['Datetime.DTT_ID']);
+		} else {
+			$dtt_obj = null;
+		}
+		if ($dtt_obj instanceof EE_Datetime) {
+			return $dtt_obj->spaces_remaining(true);
+		}
+		throw new EE_Error(
+			sprintf(
+				__(
+				// @codingStandardsIgnoreStart
+					'Cannot calculate spaces_remaining_considering_tickets because the datetime with ID %1$s (from database row %2$s) was not found',
+					// @codingStandardsIgnoreEnd
+					'event_espresso'
+				),
+				$wpdb_row['Datetime.DTT_ID'],
+				print_r($wpdb_row, true)
+			)
+		);
+	}
 
 
-    /**
-     * Counts registrations who have checked into this datetime
-     *
-     * @param array           $wpdb_row
-     * @param WP_REST_Request $request
-     * @param DatetimeControllerBase $controller
-     * @return int
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws RestException
-     */
-    public function registrationsCheckedInCount($wpdb_row, $request, $controller)
-    {
-        if (! is_array($wpdb_row) || ! isset($wpdb_row['Datetime.DTT_ID'])) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                    // @codingStandardsIgnoreStart
-                        'Cannot calculate registrations_checked_in_count because the database row %1$s does not have an entry for "Datetime.DTT_ID"',
-                        // @codingStandardsIgnoreEnd
-                        'event_espresso'
-                    ),
-                    print_r($wpdb_row, true)
-                )
-            );
-        }
-        $this->verifyCurrentUserCan('ee_read_checkins', 'registrations_checked_in_count');
-        return $this->registration_model
-                               ->count_registrations_checked_into_datetime($wpdb_row['Datetime.DTT_ID'], true);
-    }
+	/**
+	 * Counts registrations who have checked into this datetime
+	 *
+	 * @param array           $wpdb_row
+	 * @param WP_REST_Request $request
+	 * @param DatetimeControllerBase $controller
+	 * @return int
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws RestException
+	 */
+	public function registrationsCheckedInCount($wpdb_row, $request, $controller)
+	{
+		if (! is_array($wpdb_row) || ! isset($wpdb_row['Datetime.DTT_ID'])) {
+			throw new EE_Error(
+				sprintf(
+					__(
+					// @codingStandardsIgnoreStart
+						'Cannot calculate registrations_checked_in_count because the database row %1$s does not have an entry for "Datetime.DTT_ID"',
+						// @codingStandardsIgnoreEnd
+						'event_espresso'
+					),
+					print_r($wpdb_row, true)
+				)
+			);
+		}
+		$this->verifyCurrentUserCan('ee_read_checkins', 'registrations_checked_in_count');
+		return $this->registration_model
+							   ->count_registrations_checked_into_datetime($wpdb_row['Datetime.DTT_ID'], true);
+	}
 
 
-    /**
-     * Counts registrations who have checked out of this datetime
-     *
-     * @param array           $wpdb_row
-     * @param WP_REST_Request $request
-     * @param DatetimeControllerBase $controller
-     * @return int
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws RestException
-     */
-    public function registrationsCheckedOutCount($wpdb_row, $request, $controller)
-    {
-        if (! is_array($wpdb_row) || ! isset($wpdb_row['Datetime.DTT_ID'])) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                    // @codingStandardsIgnoreStart
-                        'Cannot calculate registrations_checked_out_count because the database row %1$s does not have an entry for "Datetime.DTT_ID"',
-                        // @codingStandardsIgnoreEnd
-                        'event_espresso'
-                    ),
-                    print_r($wpdb_row, true)
-                )
-            );
-        }
-        $this->verifyCurrentUserCan('ee_read_checkins', 'registrations_checked_out_count');
-        return $this->registration_model
-                               ->count_registrations_checked_into_datetime($wpdb_row['Datetime.DTT_ID'], false);
-    }
+	/**
+	 * Counts registrations who have checked out of this datetime
+	 *
+	 * @param array           $wpdb_row
+	 * @param WP_REST_Request $request
+	 * @param DatetimeControllerBase $controller
+	 * @return int
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws RestException
+	 */
+	public function registrationsCheckedOutCount($wpdb_row, $request, $controller)
+	{
+		if (! is_array($wpdb_row) || ! isset($wpdb_row['Datetime.DTT_ID'])) {
+			throw new EE_Error(
+				sprintf(
+					__(
+					// @codingStandardsIgnoreStart
+						'Cannot calculate registrations_checked_out_count because the database row %1$s does not have an entry for "Datetime.DTT_ID"',
+						// @codingStandardsIgnoreEnd
+						'event_espresso'
+					),
+					print_r($wpdb_row, true)
+				)
+			);
+		}
+		$this->verifyCurrentUserCan('ee_read_checkins', 'registrations_checked_out_count');
+		return $this->registration_model
+							   ->count_registrations_checked_into_datetime($wpdb_row['Datetime.DTT_ID'], false);
+	}
 
 
-    /**
-     * Counts the number of pending-payment registrations for this event (regardless
-     * of how many datetimes each registrations' ticket purchase is for)
-     *
-     * @param array           $wpdb_row
-     * @param WP_REST_Request $request
-     * @param DatetimeControllerBase $controller
-     * @return int
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws RestException
-     */
-    public function spotsTakenPendingPayment($wpdb_row, $request, $controller)
-    {
-        if (! is_array($wpdb_row) || ! isset($wpdb_row['Datetime.DTT_ID'])) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                    // @codingStandardsIgnoreStart
-                        'Cannot calculate spots_taken_pending_payment because the database row %1$s does not have an entry for "Datetime.DTT_ID"',
-                        // @codingStandardsIgnoreEnd
-                        'event_espresso'
-                    ),
-                    print_r($wpdb_row, true)
-                )
-            );
-        }
-        $this->verifyCurrentUserCan('ee_read_registrations', 'spots_taken_pending_payment');
-        return $this->registration_model->count(
-            array(
-                array(
-                    'Ticket.Datetime.DTT_ID' => $wpdb_row['Datetime.DTT_ID'],
-                    'STS_ID'                 => EEM_Registration::status_id_pending_payment,
-                ),
-            ),
-            'REG_ID',
-            true
-        );
-    }
+	/**
+	 * Counts the number of pending-payment registrations for this event (regardless
+	 * of how many datetimes each registrations' ticket purchase is for)
+	 *
+	 * @param array           $wpdb_row
+	 * @param WP_REST_Request $request
+	 * @param DatetimeControllerBase $controller
+	 * @return int
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws RestException
+	 */
+	public function spotsTakenPendingPayment($wpdb_row, $request, $controller)
+	{
+		if (! is_array($wpdb_row) || ! isset($wpdb_row['Datetime.DTT_ID'])) {
+			throw new EE_Error(
+				sprintf(
+					__(
+					// @codingStandardsIgnoreStart
+						'Cannot calculate spots_taken_pending_payment because the database row %1$s does not have an entry for "Datetime.DTT_ID"',
+						// @codingStandardsIgnoreEnd
+						'event_espresso'
+					),
+					print_r($wpdb_row, true)
+				)
+			);
+		}
+		$this->verifyCurrentUserCan('ee_read_registrations', 'spots_taken_pending_payment');
+		return $this->registration_model->count(
+			array(
+				array(
+					'Ticket.Datetime.DTT_ID' => $wpdb_row['Datetime.DTT_ID'],
+					'STS_ID'                 => EEM_Registration::status_id_pending_payment,
+				),
+			),
+			'REG_ID',
+			true
+		);
+	}
 
 
-    /**
-     * Provides an array for all the calculations possible that outlines a json schema for those calculations.
-     * Array is indexed by calculation (snake case) and value is the schema for that calculation.
-     *
-     * @since 4.9.68.p
-     * @return array
-     */
-    public function schemaForCalculations()
-    {
-        return array(
-            'spaces_remaining_considering_tickets' => array(
-                'description' => esc_html__(
-                    'Calculates the total spaces available on the datetime, taking into account ticket limits too.',
-                    'event_espresso'
-                ),
-                'type' => 'number'
-            ),
-            'registrations_checked_in_count' => array(
-                'description' => esc_html__(
-                    'Counts registrations who have checked into this datetime.',
-                    'event_espresso'
-                ),
-                'type' => 'number'
-            ),
-            'registrations_checked_out_count' => array(
-                'description' => esc_html__(
-                    'Counts registrations who have checked out of this datetime.',
-                    'event_espresso'
-                ),
-                'type' => 'number'
-            ),
-            'spots_taken_pending_payment' => array(
-                'description' => esc_html__(
-                    'The count of pending-payment registrations for this event (regardless of how many datetimes each registration\'s ticket purchase is for',
-                    'event_espresso'
-                ),
-                'type' => 'number'
-            ),
-        );
-    }
+	/**
+	 * Provides an array for all the calculations possible that outlines a json schema for those calculations.
+	 * Array is indexed by calculation (snake case) and value is the schema for that calculation.
+	 *
+	 * @since 4.9.68.p
+	 * @return array
+	 */
+	public function schemaForCalculations()
+	{
+		return array(
+			'spaces_remaining_considering_tickets' => array(
+				'description' => esc_html__(
+					'Calculates the total spaces available on the datetime, taking into account ticket limits too.',
+					'event_espresso'
+				),
+				'type' => 'number'
+			),
+			'registrations_checked_in_count' => array(
+				'description' => esc_html__(
+					'Counts registrations who have checked into this datetime.',
+					'event_espresso'
+				),
+				'type' => 'number'
+			),
+			'registrations_checked_out_count' => array(
+				'description' => esc_html__(
+					'Counts registrations who have checked out of this datetime.',
+					'event_espresso'
+				),
+				'type' => 'number'
+			),
+			'spots_taken_pending_payment' => array(
+				'description' => esc_html__(
+					'The count of pending-payment registrations for this event (regardless of how many datetimes each registration\'s ticket purchase is for',
+					'event_espresso'
+				),
+				'type' => 'number'
+			),
+		);
+	}
 }

core/libraries/rest_api/calculations/CalculatedModelFieldsFactory.php

Indentation +37 added lines, -37 removed lines

@@ -18,46 +18,46 @@
  */
 class CalculatedModelFieldsFactory
 {
-    private $loader;
+	private $loader;
 
-    /**
-     * CalculatedModelFieldsFactory constructor.
-     * @param LoaderInterface $loader
-     */
-    public function __construct(LoaderInterface $loader)
-    {
-        $this->loader = $loader;
-    }
+	/**
+	 * CalculatedModelFieldsFactory constructor.
+	 * @param LoaderInterface $loader
+	 */
+	public function __construct(LoaderInterface $loader)
+	{
+		$this->loader = $loader;
+	}
 
-    /**
-     * Creates the calculator class that corresponds to that particular model
-     * @since 4.9.68.p
-     * @param string $model_name
-     * @return Base
-     * @throws UnexpectedEntityException
-     */
-    public function createFromModel($model_name)
-    {
-        return $this->createFromClassname('EventEspresso\core\libraries\rest_api\calculations\\' . $model_name);
-    }
+	/**
+	 * Creates the calculator class that corresponds to that particular model
+	 * @since 4.9.68.p
+	 * @param string $model_name
+	 * @return Base
+	 * @throws UnexpectedEntityException
+	 */
+	public function createFromModel($model_name)
+	{
+		return $this->createFromClassname('EventEspresso\core\libraries\rest_api\calculations\\' . $model_name);
+	}
 
-    /**
-     * Creates the calculator class that corresponds to that classname and verifies it's of the correct type
-     * @param string $calculator_classname
-     * @return Base
-     * @throws UnexpectedEntityException
-     */
-    public function createFromClassname($calculator_classname)
-    {
-        $calculator = $this->loader->getShared($calculator_classname);
-        if (!$calculator instanceof Base) {
-            throw new UnexpectedEntityException(
-                $calculator_classname,
-                'EventEspresso\core\libraries\rest_api\calculations\Base'
-            );
-        }
-        return $calculator;
-    }
+	/**
+	 * Creates the calculator class that corresponds to that classname and verifies it's of the correct type
+	 * @param string $calculator_classname
+	 * @return Base
+	 * @throws UnexpectedEntityException
+	 */
+	public function createFromClassname($calculator_classname)
+	{
+		$calculator = $this->loader->getShared($calculator_classname);
+		if (!$calculator instanceof Base) {
+			throw new UnexpectedEntityException(
+				$calculator_classname,
+				'EventEspresso\core\libraries\rest_api\calculations\Base'
+			);
+		}
+		return $calculator;
+	}
 }
 // End of file CalculationsFactory.php
 // Location: EventEspresso\core\libraries\rest_api\calculations/CalculationsFactory.php

core/libraries/rest_api/calculations/Attendee.php

Indentation +37 added lines, -37 removed lines

@@ -17,43 +17,43 @@
 class Attendee extends AttendeeCalculationsBase
 {
 
-    /**
-     * @param array                  $wpdb_row
-     * @param WP_REST_Request        $request
-     * @param AttendeeControllerBase $controller
-     * @since 4.9.66.p
-     * @return string
-     */
-    public function userAvatar(array $wpdb_row, WP_REST_Request $request, AttendeeControllerBase $controller)
-    {
-        if (is_array($wpdb_row) && isset($wpdb_row['Attendee_Meta.ATT_email'])) {
-            $email_address = $wpdb_row['Attendee_Meta.ATT_email'];
-        }
-        if (empty($email_address)) {
-            return '';
-        }
-        $avatar = get_avatar_url($email_address);
-        return $avatar ? $avatar : '';
-    }
+	/**
+	 * @param array                  $wpdb_row
+	 * @param WP_REST_Request        $request
+	 * @param AttendeeControllerBase $controller
+	 * @since 4.9.66.p
+	 * @return string
+	 */
+	public function userAvatar(array $wpdb_row, WP_REST_Request $request, AttendeeControllerBase $controller)
+	{
+		if (is_array($wpdb_row) && isset($wpdb_row['Attendee_Meta.ATT_email'])) {
+			$email_address = $wpdb_row['Attendee_Meta.ATT_email'];
+		}
+		if (empty($email_address)) {
+			return '';
+		}
+		$avatar = get_avatar_url($email_address);
+		return $avatar ? $avatar : '';
+	}
 
 
-    /**
-     * Provides an array for all the calculations possible that outlines a json schema for those calculations.
-     * Array is indexed by calculation (snake case) and value is the schema for that calculation.
-     *
-     * @since 4.9.68.p
-     * @return array
-     */
-    public function schemaForCalculations()
-    {
-        return array(
-            'user_avatar' => array(
-                'description' => esc_html__(
-                    'The avatar url for the attendee (if available).',
-                    'event_espresso'
-                ),
-                'type'        => 'string',
-            ),
-        );
-    }
+	/**
+	 * Provides an array for all the calculations possible that outlines a json schema for those calculations.
+	 * Array is indexed by calculation (snake case) and value is the schema for that calculation.
+	 *
+	 * @since 4.9.68.p
+	 * @return array
+	 */
+	public function schemaForCalculations()
+	{
+		return array(
+			'user_avatar' => array(
+				'description' => esc_html__(
+					'The avatar url for the attendee (if available).',
+					'event_espresso'
+				),
+				'type'        => 'string',
+			),
+		);
+	}
 }