eventespresso / event-espresso-core

        $fieldValues = is_array($fieldValues) ? $fieldValues : array($fieldValues);

        // verify client code has not passed any invalid field names

        foreach ($fieldValues as $field_name => $field_value) {

            if (! isset($model_fields[ $field_name ])) {

                throw new EE_Error(

                    sprintf(

                        esc_html__(

                            'Invalid field (%s) passed to constructor of %s. Allowed fields are :%s',

                            'event_espresso'

                        ),

                        $field_name,

                        get_class($this),

                        implode(', ', array_keys($model_fields))

                    )

                );

            }

        }

        $this->_timezone = EEH_DTT_Helper::get_valid_timezone_string($timezone);

        if (! empty($date_formats) && is_array($date_formats)) {

    public function validate_context($context)

    {

        $contexts = $this->contexts_config();

        if (! isset($contexts[ $context ])) {

            throw new InvalidIdentifierException(

                '',

                '',

                sprintf(

                    esc_html__(

                        'An invalid string identifying a context was provided.  "%1$s" was received, and one of "%2$s" was expected.',

                        'event_espresso'

                    ),

                    $context,

                    implode(',', array_keys($contexts))

                )

            );

        }

    }

}