eventespresso / event-espresso-core

core/db_classes/EE_Question.class.php

Indentation +661 added lines, -661 removed lines

@@ -14,665 +14,665 @@
 class EE_Question extends EE_Soft_Delete_Base_Class implements EEI_Duplicatable
 {
 
-    /**
-     *
-     * @param array  $props_n_values          incoming values
-     * @param string $timezone                incoming timezone (if not set the timezone set for the website will be
-     *                                        used.)
-     * @param array  $date_formats            incoming date_formats in an array where the first value is the
-     *                                        date_format and the second value is the time format
-     * @return EE_Question
-     */
-    public static function new_instance($props_n_values = array(), $timezone = null, $date_formats = array())
-    {
-        $has_object = parent::_check_for_object($props_n_values, __CLASS__, $timezone, $date_formats);
-        return $has_object ? $has_object : new self($props_n_values, false, $timezone, $date_formats);
-    }
-
-
-    /**
-     * @param array  $props_n_values  incoming values from the database
-     * @param string $timezone        incoming timezone as set by the model.  If not set the timezone for
-     *                                the website will be used.
-     * @return EE_Question
-     */
-    public static function new_instance_from_db($props_n_values = array(), $timezone = null)
-    {
-        return new self($props_n_values, true, $timezone);
-    }
-
-
-    /**
-     *        Set    Question display text
-     *
-     * @access        public
-     * @param string $QST_display_text
-     */
-    public function set_display_text($QST_display_text = '')
-    {
-        $this->set('QST_display_text', $QST_display_text);
-    }
-
-
-    /**
-     *        Set    Question admin text
-     *
-     * @access        public
-     * @param        string $QST_admin_label
-     */
-    public function set_admin_label($QST_admin_label = '')
-    {
-        $this->set('QST_admin_label', $QST_admin_label);
-    }
-
-
-    /**
-     *        Set    system name
-     *
-     * @access        public
-     * @param        mixed $QST_system
-     */
-    public function set_system_ID($QST_system = '')
-    {
-        $this->set('QST_system', $QST_system);
-    }
-
-
-    /**
-     *        Set    question's type
-     *
-     * @access        public
-     * @param        string $QST_type
-     */
-    public function set_question_type($QST_type = '')
-    {
-        $this->set('QST_type', $QST_type);
-    }
-
-
-    /**
-     *        Sets whether this question must be answered when presented in a form
-     *
-     * @access        public
-     * @param        bool $QST_required
-     */
-    public function set_required($QST_required = false)
-    {
-        $this->set('QST_required', $QST_required);
-    }
-
-
-    /**
-     *        Set    Question display text
-     *
-     * @access        public
-     * @param        string $QST_required_text
-     */
-    public function set_required_text($QST_required_text = '')
-    {
-        $this->set('QST_required_text', $QST_required_text);
-    }
-
-
-    /**
-     *        Sets the order of this question when placed in a sequence of questions
-     *
-     * @access        public
-     * @param        int $QST_order
-     */
-    public function set_order($QST_order = 0)
-    {
-        $this->set('QST_order', $QST_order);
-    }
-
-
-    /**
-     *        Sets whether the question is admin-only
-     *
-     * @access        public
-     * @param        bool $QST_admin_only
-     */
-    public function set_admin_only($QST_admin_only = false)
-    {
-        $this->set('QST_admin_only', $QST_admin_only);
-    }
-
-
-    /**
-     *        Sets the wordpress user ID on the question
-     *
-     * @access        public
-     * @param        int $QST_wp_user
-     */
-    public function set_wp_user($QST_wp_user = 1)
-    {
-        $this->set('QST_wp_user', $QST_wp_user);
-    }
-
-
-    /**
-     *        Sets whether the question has been deleted
-     *        (we use this boolean instead of actually
-     *        deleting it because when users delete this question
-     *        they really want to remove the question from future
-     *        forms, BUT keep their old answers which depend
-     *        on this record actually existing.
-     *
-     * @access        public
-     * @param    bool $QST_deleted
-     */
-    public function set_deleted($QST_deleted = false)
-    {
-        $this->set('QST_deleted', $QST_deleted);
-    }
-
-
-    /**
-     * returns the text for displaying the question to users
-     *
-     * @access public
-     * @return string
-     */
-    public function display_text()
-    {
-        return $this->get('QST_display_text');
-    }
-
-
-    /**
-     * returns the text for the administrative label
-     *
-     * @access public
-     * @return string
-     */
-    public function admin_label()
-    {
-        return $this->get('QST_admin_label');
-    }
-
-
-    /**
-     * returns the attendee column name for this question
-     *
-     * @access public
-     * @return string
-     */
-    public function system_ID()
-    {
-        return $this->get('QST_system');
-    }
-
-
-    /**
-     * returns either a string of 'text', 'textfield', etc.
-     *
-     * @access public
-     * @return boolean
-     */
-    public function required()
-    {
-        return $this->get('QST_required');
-    }
-
-
-    /**
-     * returns the text which should be displayed when a user
-     * doesn't answer this question in a form
-     *
-     * @access public
-     * @return string
-     */
-    public function required_text()
-    {
-        return $this->get('QST_required_text');
-    }
-
-
-    /**
-     * returns the type of this question
-     *
-     * @access public
-     * @return string
-     */
-    public function type()
-    {
-        return $this->get('QST_type');
-    }
-
-
-    /**
-     * returns an integer showing where this question should
-     * be placed in a sequence of questions
-     *
-     * @access public
-     * @return int
-     */
-    public function order()
-    {
-        return $this->get('QST_order');
-    }
-
-
-    /**
-     * returns whether this question should only appears to admins,
-     * or to everyone
-     *
-     * @access public
-     * @return boolean
-     */
-    public function admin_only()
-    {
-        return $this->get('QST_admin_only');
-    }
-
-
-    /**
-     * returns the id the wordpress user who created this question
-     *
-     * @access public
-     * @return int
-     */
-    public function wp_user()
-    {
-        return $this->get('QST_wp_user');
-    }
-
-
-    /**
-     * returns whether this question has been marked as 'deleted'
-     *
-     * @access public
-     * @return boolean
-     */
-    public function deleted()
-    {
-        return $this->get('QST_deleted');
-    }
-
-
-    /**
-     * Gets an array of related EE_Answer  to this EE_Question
-     *
-     * @return EE_Answer[]
-     */
-    public function answers()
-    {
-        return $this->get_many_related('Answer');
-    }
-
-
-    /**
-     * Boolean check for if there are answers on this question in th db
-     *
-     * @return boolean true = has answers, false = no answers.
-     */
-    public function has_answers()
-    {
-        return $this->count_related('Answer') > 0 ? true : false;
-    }
-
-
-    /**
-     * gets an array of EE_Question_Group which relate to this question
-     *
-     * @return EE_Question_Group[]
-     */
-    public function question_groups()
-    {
-        return $this->get_many_related('Question_Group');
-    }
-
-
-    /**
-     * Returns all the options for this question. By default, it returns only the not-yet-deleted ones.
-     *
-     * @param boolean      $notDeletedOptionsOnly            1
-     *                                                       whether to return ALL options, or only the ones which have
-     *                                                       not yet been deleleted
-     * @param string|array $selected_value_to_always_include , when retrieving options to an ANSWERED question,
-     *                                                       we want to usually only show non-deleted options AND the
-     *                                                       value that was selected for the answer, whether it was
-     *                                                       trashed or not.
-     * @return EE_Question_Option[]
-     */
-    public function options($notDeletedOptionsOnly = true, $selected_value_to_always_include = null)
-    {
-        if (! $this->ID()) {
-            return array();
-        }
-        $query_params = array();
-        if ($selected_value_to_always_include) {
-            if (is_array($selected_value_to_always_include)) {
-                $query_params[0]['OR*options-query']['QSO_value'] = array('IN', $selected_value_to_always_include);
-            } else {
-                $query_params[0]['OR*options-query']['QSO_value'] = $selected_value_to_always_include;
-            }
-        }
-        if ($notDeletedOptionsOnly) {
-            $query_params[0]['OR*options-query']['QSO_deleted'] = false;
-        }
-        // order by QSO_order
-        $query_params['order_by'] = array('QSO_order' => 'ASC');
-        return $this->get_many_related('Question_Option', $query_params);
-    }
-
-
-    /**
-     * returns an array of EE_Question_Options which relate to this question
-     *
-     * @return \EE_Question_Option[]
-     */
-    public function temp_options()
-    {
-        return $this->_model_relations['Question_Option'];
-    }
-
-
-    /**
-     * Adds an option for this question. Note: if the option were previously associated with a different
-     * Question, that relationship will be overwritten.
-     *
-     * @param EE_Question_Option $option
-     * @return boolean success
-     */
-    public function add_option(EE_Question_Option $option)
-    {
-        return $this->_add_relation_to($option, 'Question_Option');
-    }
-
-
-    /**
-     * Adds an option directly to this question without saving to the db
-     *
-     * @param EE_Question_Option $option
-     * @return boolean success
-     */
-    public function add_temp_option(EE_Question_Option $option)
-    {
-        $this->_model_relations['Question_Option'][] = $option;
-        return true;
-    }
-
-
-    /**
-     * Marks the option as deleted.
-     *
-     * @param EE_Question_Option $option
-     * @return boolean success
-     */
-    public function remove_option(EE_Question_Option $option)
-    {
-        return $this->_remove_relation_to($option, 'Question_Option');
-    }
-
-
-    /**
-     * @return bool
-     */
-    public function is_system_question()
-    {
-        $system_ID = $this->get('QST_system');
-        return ! empty($system_ID) ? true : false;
-    }
-
-
-    /**
-     * The purpose of this method is set the question order this question order to be the max out of all questions
-     *
-     * @access public
-     * @return void
-     */
-    public function set_order_to_latest()
-    {
-        $latest_order = $this->get_model()->get_latest_question_order();
-        $latest_order++;
-        $this->set('QST_order', $latest_order);
-    }
-
-
-    /**
-     * Retrieves the list of allowed question types from the model.
-     *
-     * @return string[]
-     */
-    private function _allowed_question_types()
-    {
-        $questionModel = $this->get_model();
-        /* @var $questionModel EEM_Question */
-        return $questionModel->allowed_question_types();
-    }
-
-    /**
-     * Duplicates this question and its question options
-     *
-     * @return \EE_Question
-     */
-    public function duplicate($options = array())
-    {
-        $new_question = clone $this;
-        $new_question->set('QST_ID', null);
-        $new_question->set_display_text(sprintf(__('%s **Duplicate**', 'event_espresso'), $this->display_text()));
-        $new_question->set_admin_label(sprintf(__('%s **Duplicate**', 'event_espresso'), $this->admin_label()));
-        $new_question->set_system_ID(null);
-        $new_question->set_wp_user(get_current_user_id());
-        // if we're duplicating a trashed question, assume we don't want the new one to be trashed
-        $new_question->set_deleted(false);
-        $success = $new_question->save();
-        if ($success) {
-            // we don't totally want to duplicate the question options, because we want them to be for the NEW question
-            foreach ($this->options() as $question_option) {
-                $question_option->duplicate(array('QST_ID' => $new_question->ID()));
-            }
-            return $new_question;
-        } else {
-            return null;
-        }
-    }
-
-    /**
-     * Returns the question's maximum allowed response size
-     *
-     * @return int|float
-     */
-    public function max()
-    {
-        return $this->get('QST_max');
-    }
-
-    /**
-     * Sets the question's maximum allowed response size
-     *
-     * @param int|float $new_max
-     * @return void
-     */
-    public function set_max($new_max)
-    {
-        $this->set('QST_max', $new_max);
-    }
-
-
-    /**
-     * Creates a form input from this question which can be used in HTML forms
-     *
-     * @param EE_Registration $registration
-     * @param EE_Answer       $answer
-     * @param array           $input_constructor_args
-     * @return EE_Form_Input_Base
-     */
-    public function generate_form_input($registration = null, $answer = null, $input_constructor_args = array())
-    {
-        $identifier = $this->is_system_question() ? $this->system_ID() : $this->ID();
-
-        $input_constructor_args = array_merge(
-            array(
-                'required'                          => $this->required() ? true : false,
-                'html_label_text'                   => $this->display_text(),
-                'required_validation_error_message' => $this->required_text(),
-            ),
-            $input_constructor_args
-        );
-        if (! $answer instanceof EE_Answer && $registration instanceof EE_Registration) {
-            $answer = EEM_Answer::instance()->get_registration_question_answer_object($registration, $this->ID());
-        }
-        // has this question been answered ?
-        if ($answer instanceof EE_Answer
-            && $answer->value() !== ''
-        ) {
-            // answer gets htmlspecialchars called on it, undo that please
-            // because the form input's display strategy may call esc_attr too
-            // which also does html special characters
-            $values_with_html_special_chars = $answer->value();
-            if (is_array($values_with_html_special_chars)) {
-                $default_value = array_map('htmlspecialchars_decode', $values_with_html_special_chars);
-            } else {
-                $default_value = htmlspecialchars_decode($values_with_html_special_chars);
-            }
-            $input_constructor_args['default'] = $default_value;
-        }
-        $max_max_for_question = EEM_Question::instance()->absolute_max_for_system_question($this->system_ID());
-        if (in_array(
-            $this->type(),
-            EEM_Question::instance()->questionTypesWithMaxLength(),
-            true
-        )) {
-            $input_constructor_args['validation_strategies'][] = new EE_Max_Length_Validation_Strategy(
-                null,
-                min($max_max_for_question, $this->max())
-            );
-        }
-        $input_constructor_args = apply_filters(
-            'FHEE__EE_SPCO_Reg_Step_Attendee_Information___generate_question_input__input_constructor_args',
-            $input_constructor_args,
-            $registration,
-            $this,
-            $answer
-        );
-
-        $result = null;
-        switch ($this->type()) {
-            // Text
-            case EEM_Question::QST_type_text:
-                $result = new EE_Text_Input($input_constructor_args);
-                break;
-            // Textarea
-            case EEM_Question::QST_type_textarea:
-                $result = new EE_Text_Area_Input($input_constructor_args);
-                break;
-            // Radio Buttons
-            case EEM_Question::QST_type_radio:
-                $result = new EE_Radio_Button_Input($this->options(), $input_constructor_args);
-                break;
-            // Dropdown
-            case EEM_Question::QST_type_dropdown:
-                $result = new EE_Select_Input($this->options(), $input_constructor_args);
-                break;
-            // State Dropdown
-            case EEM_Question::QST_type_state:
-                $state_options = apply_filters(
-                    'FHEE__EE_Question__generate_form_input__state_options',
-                    null,
-                    $this,
-                    $registration,
-                    $answer
-                );
-                $result = new EE_State_Select_Input($state_options, $input_constructor_args);
-                break;
-            // Country Dropdown
-            case EEM_Question::QST_type_country:
-                $country_options = apply_filters(
-                    'FHEE__EE_Question__generate_form_input__country_options',
-                    null,
-                    $this,
-                    $registration,
-                    $answer
-                );
-                $result = new EE_Country_Select_Input($country_options, $input_constructor_args);
-                break;
-            // Checkboxes
-            case EEM_Question::QST_type_checkbox:
-                $result = new EE_Checkbox_Multi_Input($this->options(), $input_constructor_args);
-                break;
-            // Date
-            case EEM_Question::QST_type_date:
-                $result = new EE_Datepicker_Input($input_constructor_args);
-                break;
-            case EEM_Question::QST_type_html_textarea:
-                $input_constructor_args['validation_strategies'][] = new EE_Simple_HTML_Validation_Strategy();
-                $result = new EE_Text_Area_Input($input_constructor_args);
-                $result->remove_validation_strategy('EE_Plaintext_Validation_Strategy');
-                break;
-            case EEM_Question::QST_type_email:
-                    $result = new EE_Email_Input($input_constructor_args);
-                break;
-            // Email confirm
-            case EEM_Question::QST_type_email_confirm:
-                $result = new EE_Email_Confirm_Input($input_constructor_args);
-                break;
-            case EEM_Question::QST_type_us_phone:
-                $result = new EE_Phone_Input($input_constructor_args);
-                break;
-            case EEM_Question::QST_type_int:
-                $result = new EE_Integer_Input($input_constructor_args);
-                break;
-            case EEM_Question::QST_type_decimal:
-                $result = new EE_Float_Input($input_constructor_args);
-                break;
-            case EEM_Question::QST_type_url:
-                $input_constructor_args['validation_strategies'][] = LoaderFactory::getLoader()->getNew('EE_URL_Validation_Strategy');
-                $result = new EE_Text_Input($input_constructor_args);
-                break;
-            case EEM_Question::QST_type_year:
-                $result = new EE_Year_Input(
-                    $input_constructor_args,
-                    apply_filters(
-                        'FHEE__EE_SPCO_Reg_Step_Attendee_Information___generate_question_input__year_question__four_digit',
-                        true,
-                        $this
-                    ),
-                    apply_filters(
-                        'FHEE__EE_SPCO_Reg_Step_Attendee_Information___generate_question_input__year_question__early_range',
-                        100,
-                        $this
-                    ),
-                    apply_filters(
-                        'FHEE__EE_SPCO_Reg_Step_Attendee_Information___generate_question_input__year_question__end_range',
-                        100,
-                        $this
-                    )
-                );
-                break;
-            case EEM_Question::QST_type_multi_select:
-                $result = new EE_Select_Multiple_Input($this->options(), $input_constructor_args);
-                break;
-            // fallback
-            default:
-                $default_input = apply_filters(
-                    'FHEE__EE_SPCO_Reg_Step_Attendee_Information___generate_question_input__default',
-                    null,
-                    $this->type(),
-                    $this,
-                    $input_constructor_args
-                );
-                if (! $default_input) {
-                    $default_input = new EE_Text_Input($input_constructor_args);
-                }
-                $result = $default_input;
-        }
-        return apply_filters('FHEE__EE_Question__generate_form_input__return', $result, $registration, $this, $answer);
-    }
-
-
-    /**
-     * Returns whether or not this question type should have question option entries
-     *
-     * @return bool
-     */
-    public function should_have_question_options()
-    {
-        return in_array(
-            $this->type(),
-            $this->_model->question_types_with_options(),
-            true
-        );
-    }
+	/**
+	 *
+	 * @param array  $props_n_values          incoming values
+	 * @param string $timezone                incoming timezone (if not set the timezone set for the website will be
+	 *                                        used.)
+	 * @param array  $date_formats            incoming date_formats in an array where the first value is the
+	 *                                        date_format and the second value is the time format
+	 * @return EE_Question
+	 */
+	public static function new_instance($props_n_values = array(), $timezone = null, $date_formats = array())
+	{
+		$has_object = parent::_check_for_object($props_n_values, __CLASS__, $timezone, $date_formats);
+		return $has_object ? $has_object : new self($props_n_values, false, $timezone, $date_formats);
+	}
+
+
+	/**
+	 * @param array  $props_n_values  incoming values from the database
+	 * @param string $timezone        incoming timezone as set by the model.  If not set the timezone for
+	 *                                the website will be used.
+	 * @return EE_Question
+	 */
+	public static function new_instance_from_db($props_n_values = array(), $timezone = null)
+	{
+		return new self($props_n_values, true, $timezone);
+	}
+
+
+	/**
+	 *        Set    Question display text
+	 *
+	 * @access        public
+	 * @param string $QST_display_text
+	 */
+	public function set_display_text($QST_display_text = '')
+	{
+		$this->set('QST_display_text', $QST_display_text);
+	}
+
+
+	/**
+	 *        Set    Question admin text
+	 *
+	 * @access        public
+	 * @param        string $QST_admin_label
+	 */
+	public function set_admin_label($QST_admin_label = '')
+	{
+		$this->set('QST_admin_label', $QST_admin_label);
+	}
+
+
+	/**
+	 *        Set    system name
+	 *
+	 * @access        public
+	 * @param        mixed $QST_system
+	 */
+	public function set_system_ID($QST_system = '')
+	{
+		$this->set('QST_system', $QST_system);
+	}
+
+
+	/**
+	 *        Set    question's type
+	 *
+	 * @access        public
+	 * @param        string $QST_type
+	 */
+	public function set_question_type($QST_type = '')
+	{
+		$this->set('QST_type', $QST_type);
+	}
+
+
+	/**
+	 *        Sets whether this question must be answered when presented in a form
+	 *
+	 * @access        public
+	 * @param        bool $QST_required
+	 */
+	public function set_required($QST_required = false)
+	{
+		$this->set('QST_required', $QST_required);
+	}
+
+
+	/**
+	 *        Set    Question display text
+	 *
+	 * @access        public
+	 * @param        string $QST_required_text
+	 */
+	public function set_required_text($QST_required_text = '')
+	{
+		$this->set('QST_required_text', $QST_required_text);
+	}
+
+
+	/**
+	 *        Sets the order of this question when placed in a sequence of questions
+	 *
+	 * @access        public
+	 * @param        int $QST_order
+	 */
+	public function set_order($QST_order = 0)
+	{
+		$this->set('QST_order', $QST_order);
+	}
+
+
+	/**
+	 *        Sets whether the question is admin-only
+	 *
+	 * @access        public
+	 * @param        bool $QST_admin_only
+	 */
+	public function set_admin_only($QST_admin_only = false)
+	{
+		$this->set('QST_admin_only', $QST_admin_only);
+	}
+
+
+	/**
+	 *        Sets the wordpress user ID on the question
+	 *
+	 * @access        public
+	 * @param        int $QST_wp_user
+	 */
+	public function set_wp_user($QST_wp_user = 1)
+	{
+		$this->set('QST_wp_user', $QST_wp_user);
+	}
+
+
+	/**
+	 *        Sets whether the question has been deleted
+	 *        (we use this boolean instead of actually
+	 *        deleting it because when users delete this question
+	 *        they really want to remove the question from future
+	 *        forms, BUT keep their old answers which depend
+	 *        on this record actually existing.
+	 *
+	 * @access        public
+	 * @param    bool $QST_deleted
+	 */
+	public function set_deleted($QST_deleted = false)
+	{
+		$this->set('QST_deleted', $QST_deleted);
+	}
+
+
+	/**
+	 * returns the text for displaying the question to users
+	 *
+	 * @access public
+	 * @return string
+	 */
+	public function display_text()
+	{
+		return $this->get('QST_display_text');
+	}
+
+
+	/**
+	 * returns the text for the administrative label
+	 *
+	 * @access public
+	 * @return string
+	 */
+	public function admin_label()
+	{
+		return $this->get('QST_admin_label');
+	}
+
+
+	/**
+	 * returns the attendee column name for this question
+	 *
+	 * @access public
+	 * @return string
+	 */
+	public function system_ID()
+	{
+		return $this->get('QST_system');
+	}
+
+
+	/**
+	 * returns either a string of 'text', 'textfield', etc.
+	 *
+	 * @access public
+	 * @return boolean
+	 */
+	public function required()
+	{
+		return $this->get('QST_required');
+	}
+
+
+	/**
+	 * returns the text which should be displayed when a user
+	 * doesn't answer this question in a form
+	 *
+	 * @access public
+	 * @return string
+	 */
+	public function required_text()
+	{
+		return $this->get('QST_required_text');
+	}
+
+
+	/**
+	 * returns the type of this question
+	 *
+	 * @access public
+	 * @return string
+	 */
+	public function type()
+	{
+		return $this->get('QST_type');
+	}
+
+
+	/**
+	 * returns an integer showing where this question should
+	 * be placed in a sequence of questions
+	 *
+	 * @access public
+	 * @return int
+	 */
+	public function order()
+	{
+		return $this->get('QST_order');
+	}
+
+
+	/**
+	 * returns whether this question should only appears to admins,
+	 * or to everyone
+	 *
+	 * @access public
+	 * @return boolean
+	 */
+	public function admin_only()
+	{
+		return $this->get('QST_admin_only');
+	}
+
+
+	/**
+	 * returns the id the wordpress user who created this question
+	 *
+	 * @access public
+	 * @return int
+	 */
+	public function wp_user()
+	{
+		return $this->get('QST_wp_user');
+	}
+
+
+	/**
+	 * returns whether this question has been marked as 'deleted'
+	 *
+	 * @access public
+	 * @return boolean
+	 */
+	public function deleted()
+	{
+		return $this->get('QST_deleted');
+	}
+
+
+	/**
+	 * Gets an array of related EE_Answer  to this EE_Question
+	 *
+	 * @return EE_Answer[]
+	 */
+	public function answers()
+	{
+		return $this->get_many_related('Answer');
+	}
+
+
+	/**
+	 * Boolean check for if there are answers on this question in th db
+	 *
+	 * @return boolean true = has answers, false = no answers.
+	 */
+	public function has_answers()
+	{
+		return $this->count_related('Answer') > 0 ? true : false;
+	}
+
+
+	/**
+	 * gets an array of EE_Question_Group which relate to this question
+	 *
+	 * @return EE_Question_Group[]
+	 */
+	public function question_groups()
+	{
+		return $this->get_many_related('Question_Group');
+	}
+
+
+	/**
+	 * Returns all the options for this question. By default, it returns only the not-yet-deleted ones.
+	 *
+	 * @param boolean      $notDeletedOptionsOnly            1
+	 *                                                       whether to return ALL options, or only the ones which have
+	 *                                                       not yet been deleleted
+	 * @param string|array $selected_value_to_always_include , when retrieving options to an ANSWERED question,
+	 *                                                       we want to usually only show non-deleted options AND the
+	 *                                                       value that was selected for the answer, whether it was
+	 *                                                       trashed or not.
+	 * @return EE_Question_Option[]
+	 */
+	public function options($notDeletedOptionsOnly = true, $selected_value_to_always_include = null)
+	{
+		if (! $this->ID()) {
+			return array();
+		}
+		$query_params = array();
+		if ($selected_value_to_always_include) {
+			if (is_array($selected_value_to_always_include)) {
+				$query_params[0]['OR*options-query']['QSO_value'] = array('IN', $selected_value_to_always_include);
+			} else {
+				$query_params[0]['OR*options-query']['QSO_value'] = $selected_value_to_always_include;
+			}
+		}
+		if ($notDeletedOptionsOnly) {
+			$query_params[0]['OR*options-query']['QSO_deleted'] = false;
+		}
+		// order by QSO_order
+		$query_params['order_by'] = array('QSO_order' => 'ASC');
+		return $this->get_many_related('Question_Option', $query_params);
+	}
+
+
+	/**
+	 * returns an array of EE_Question_Options which relate to this question
+	 *
+	 * @return \EE_Question_Option[]
+	 */
+	public function temp_options()
+	{
+		return $this->_model_relations['Question_Option'];
+	}
+
+
+	/**
+	 * Adds an option for this question. Note: if the option were previously associated with a different
+	 * Question, that relationship will be overwritten.
+	 *
+	 * @param EE_Question_Option $option
+	 * @return boolean success
+	 */
+	public function add_option(EE_Question_Option $option)
+	{
+		return $this->_add_relation_to($option, 'Question_Option');
+	}
+
+
+	/**
+	 * Adds an option directly to this question without saving to the db
+	 *
+	 * @param EE_Question_Option $option
+	 * @return boolean success
+	 */
+	public function add_temp_option(EE_Question_Option $option)
+	{
+		$this->_model_relations['Question_Option'][] = $option;
+		return true;
+	}
+
+
+	/**
+	 * Marks the option as deleted.
+	 *
+	 * @param EE_Question_Option $option
+	 * @return boolean success
+	 */
+	public function remove_option(EE_Question_Option $option)
+	{
+		return $this->_remove_relation_to($option, 'Question_Option');
+	}
+
+
+	/**
+	 * @return bool
+	 */
+	public function is_system_question()
+	{
+		$system_ID = $this->get('QST_system');
+		return ! empty($system_ID) ? true : false;
+	}
+
+
+	/**
+	 * The purpose of this method is set the question order this question order to be the max out of all questions
+	 *
+	 * @access public
+	 * @return void
+	 */
+	public function set_order_to_latest()
+	{
+		$latest_order = $this->get_model()->get_latest_question_order();
+		$latest_order++;
+		$this->set('QST_order', $latest_order);
+	}
+
+
+	/**
+	 * Retrieves the list of allowed question types from the model.
+	 *
+	 * @return string[]
+	 */
+	private function _allowed_question_types()
+	{
+		$questionModel = $this->get_model();
+		/* @var $questionModel EEM_Question */
+		return $questionModel->allowed_question_types();
+	}
+
+	/**
+	 * Duplicates this question and its question options
+	 *
+	 * @return \EE_Question
+	 */
+	public function duplicate($options = array())
+	{
+		$new_question = clone $this;
+		$new_question->set('QST_ID', null);
+		$new_question->set_display_text(sprintf(__('%s **Duplicate**', 'event_espresso'), $this->display_text()));
+		$new_question->set_admin_label(sprintf(__('%s **Duplicate**', 'event_espresso'), $this->admin_label()));
+		$new_question->set_system_ID(null);
+		$new_question->set_wp_user(get_current_user_id());
+		// if we're duplicating a trashed question, assume we don't want the new one to be trashed
+		$new_question->set_deleted(false);
+		$success = $new_question->save();
+		if ($success) {
+			// we don't totally want to duplicate the question options, because we want them to be for the NEW question
+			foreach ($this->options() as $question_option) {
+				$question_option->duplicate(array('QST_ID' => $new_question->ID()));
+			}
+			return $new_question;
+		} else {
+			return null;
+		}
+	}
+
+	/**
+	 * Returns the question's maximum allowed response size
+	 *
+	 * @return int|float
+	 */
+	public function max()
+	{
+		return $this->get('QST_max');
+	}
+
+	/**
+	 * Sets the question's maximum allowed response size
+	 *
+	 * @param int|float $new_max
+	 * @return void
+	 */
+	public function set_max($new_max)
+	{
+		$this->set('QST_max', $new_max);
+	}
+
+
+	/**
+	 * Creates a form input from this question which can be used in HTML forms
+	 *
+	 * @param EE_Registration $registration
+	 * @param EE_Answer       $answer
+	 * @param array           $input_constructor_args
+	 * @return EE_Form_Input_Base
+	 */
+	public function generate_form_input($registration = null, $answer = null, $input_constructor_args = array())
+	{
+		$identifier = $this->is_system_question() ? $this->system_ID() : $this->ID();
+
+		$input_constructor_args = array_merge(
+			array(
+				'required'                          => $this->required() ? true : false,
+				'html_label_text'                   => $this->display_text(),
+				'required_validation_error_message' => $this->required_text(),
+			),
+			$input_constructor_args
+		);
+		if (! $answer instanceof EE_Answer && $registration instanceof EE_Registration) {
+			$answer = EEM_Answer::instance()->get_registration_question_answer_object($registration, $this->ID());
+		}
+		// has this question been answered ?
+		if ($answer instanceof EE_Answer
+			&& $answer->value() !== ''
+		) {
+			// answer gets htmlspecialchars called on it, undo that please
+			// because the form input's display strategy may call esc_attr too
+			// which also does html special characters
+			$values_with_html_special_chars = $answer->value();
+			if (is_array($values_with_html_special_chars)) {
+				$default_value = array_map('htmlspecialchars_decode', $values_with_html_special_chars);
+			} else {
+				$default_value = htmlspecialchars_decode($values_with_html_special_chars);
+			}
+			$input_constructor_args['default'] = $default_value;
+		}
+		$max_max_for_question = EEM_Question::instance()->absolute_max_for_system_question($this->system_ID());
+		if (in_array(
+			$this->type(),
+			EEM_Question::instance()->questionTypesWithMaxLength(),
+			true
+		)) {
+			$input_constructor_args['validation_strategies'][] = new EE_Max_Length_Validation_Strategy(
+				null,
+				min($max_max_for_question, $this->max())
+			);
+		}
+		$input_constructor_args = apply_filters(
+			'FHEE__EE_SPCO_Reg_Step_Attendee_Information___generate_question_input__input_constructor_args',
+			$input_constructor_args,
+			$registration,
+			$this,
+			$answer
+		);
+
+		$result = null;
+		switch ($this->type()) {
+			// Text
+			case EEM_Question::QST_type_text:
+				$result = new EE_Text_Input($input_constructor_args);
+				break;
+			// Textarea
+			case EEM_Question::QST_type_textarea:
+				$result = new EE_Text_Area_Input($input_constructor_args);
+				break;
+			// Radio Buttons
+			case EEM_Question::QST_type_radio:
+				$result = new EE_Radio_Button_Input($this->options(), $input_constructor_args);
+				break;
+			// Dropdown
+			case EEM_Question::QST_type_dropdown:
+				$result = new EE_Select_Input($this->options(), $input_constructor_args);
+				break;
+			// State Dropdown
+			case EEM_Question::QST_type_state:
+				$state_options = apply_filters(
+					'FHEE__EE_Question__generate_form_input__state_options',
+					null,
+					$this,
+					$registration,
+					$answer
+				);
+				$result = new EE_State_Select_Input($state_options, $input_constructor_args);
+				break;
+			// Country Dropdown
+			case EEM_Question::QST_type_country:
+				$country_options = apply_filters(
+					'FHEE__EE_Question__generate_form_input__country_options',
+					null,
+					$this,
+					$registration,
+					$answer
+				);
+				$result = new EE_Country_Select_Input($country_options, $input_constructor_args);
+				break;
+			// Checkboxes
+			case EEM_Question::QST_type_checkbox:
+				$result = new EE_Checkbox_Multi_Input($this->options(), $input_constructor_args);
+				break;
+			// Date
+			case EEM_Question::QST_type_date:
+				$result = new EE_Datepicker_Input($input_constructor_args);
+				break;
+			case EEM_Question::QST_type_html_textarea:
+				$input_constructor_args['validation_strategies'][] = new EE_Simple_HTML_Validation_Strategy();
+				$result = new EE_Text_Area_Input($input_constructor_args);
+				$result->remove_validation_strategy('EE_Plaintext_Validation_Strategy');
+				break;
+			case EEM_Question::QST_type_email:
+					$result = new EE_Email_Input($input_constructor_args);
+				break;
+			// Email confirm
+			case EEM_Question::QST_type_email_confirm:
+				$result = new EE_Email_Confirm_Input($input_constructor_args);
+				break;
+			case EEM_Question::QST_type_us_phone:
+				$result = new EE_Phone_Input($input_constructor_args);
+				break;
+			case EEM_Question::QST_type_int:
+				$result = new EE_Integer_Input($input_constructor_args);
+				break;
+			case EEM_Question::QST_type_decimal:
+				$result = new EE_Float_Input($input_constructor_args);
+				break;
+			case EEM_Question::QST_type_url:
+				$input_constructor_args['validation_strategies'][] = LoaderFactory::getLoader()->getNew('EE_URL_Validation_Strategy');
+				$result = new EE_Text_Input($input_constructor_args);
+				break;
+			case EEM_Question::QST_type_year:
+				$result = new EE_Year_Input(
+					$input_constructor_args,
+					apply_filters(
+						'FHEE__EE_SPCO_Reg_Step_Attendee_Information___generate_question_input__year_question__four_digit',
+						true,
+						$this
+					),
+					apply_filters(
+						'FHEE__EE_SPCO_Reg_Step_Attendee_Information___generate_question_input__year_question__early_range',
+						100,
+						$this
+					),
+					apply_filters(
+						'FHEE__EE_SPCO_Reg_Step_Attendee_Information___generate_question_input__year_question__end_range',
+						100,
+						$this
+					)
+				);
+				break;
+			case EEM_Question::QST_type_multi_select:
+				$result = new EE_Select_Multiple_Input($this->options(), $input_constructor_args);
+				break;
+			// fallback
+			default:
+				$default_input = apply_filters(
+					'FHEE__EE_SPCO_Reg_Step_Attendee_Information___generate_question_input__default',
+					null,
+					$this->type(),
+					$this,
+					$input_constructor_args
+				);
+				if (! $default_input) {
+					$default_input = new EE_Text_Input($input_constructor_args);
+				}
+				$result = $default_input;
+		}
+		return apply_filters('FHEE__EE_Question__generate_form_input__return', $result, $registration, $this, $answer);
+	}
+
+
+	/**
+	 * Returns whether or not this question type should have question option entries
+	 *
+	 * @return bool
+	 */
+	public function should_have_question_options()
+	{
+		return in_array(
+			$this->type(),
+			$this->_model->question_types_with_options(),
+			true
+		);
+	}
 }