decision_tree_question_type_select.inc

<?php
require_once SQ_PACKAGES_PATH.'/cms/page_templates/page_decision_tree/decision_tree_question/decision_tree_question.inc';


class Decision_Tree_Question_Type_Select extends Decision_Tree_Question
{


    function __construct($assetid=0)
    {
        parent::__construct($assetid);

    }//end constructor


    function _getAllowedLinks()
    {
        $page_links = parent::_getAllowedLinks();
        return $page_links;

    }//end _getAllowedLinks()

    
    function getHtmlField(){
        
        if ($this->attr('style') == 'DROP_DOWN') {
            $replacement =  $this->getHtmlSelectField();
        } else {
            $replacement =  $this->getHtmlRadioField();
        }   
        return $replacement;
        
    }
    
    function getHtmlSelectField()
    {
        $name = 'q'.$this->id;

        // prepare a valid value for the field id
        $extras = 'id="'.str_replace(':', '_', $name).'" '.$this->attr('extra');
        $extras .= ' onChange="get_next_step(this.value,'.$this->id.')"';
        
        $default_value = $this->attr('empty_key');
        // If the default value is NULL on some configuration, make it empty string to prevent infinite loop.
        if (is_null($default_value)) {
            $default_value = '';
        }//end if
        
        ob_start();
        combo_box($name, $this->getOptions(), FALSE, $default_value, 0, $extras);
        $html = ob_get_contents();
        ob_end_clean();
        return $html;
        
    }//end getHtmlSelectField()
    
    
    function getHtmlRadioField()
    {
        $name = 'q'.$this->id;
        // prepare a valid value for the field id
        
        $default_value = $this->attr('empty_key');
        // If the default value is NULL on some configuration, make it empty string to prevent infinite loop.
        if (is_null($default_value)) {
            $default_value = '';
        }//end if
        
        $options = $this->getOptions();
        $onclick = 'get_next_step(this.value,'.$this->id.')';
        
        ob_start();
        echo "<ul>";
        $i = 0;
        foreach ($options as $value => $title){
            if ($value === $default_value) continue;
            $for = htmlspecialchars($name.'_'.$i);
            $extras = 'id="'.$name.'_'.$i.'" '.$this->attr('extra');
            if ($i == 0) {
                //special treatment for the first radio box so the javascript can identify this question.
                $extras = 'id="'.$name.'" '.$this->attr('extra');
                $for = $name;
            }
            echo "<li>";
            radio_button($this->attr('name'), $value, FALSE, $onclick, $extras);
            label($title, $for);
            echo "</li>";
            $i++;
        }
        echo "</ul>";   
        $html = ob_get_contents();
        ob_end_clean();
        return $html;
        
    }//end getHtmlRadioField()
    

    function getOptions()
    {
        $options = $this->attr('options');
        
        if (count($options) > 0) {
            $decoded_options = Array();
            $decoded_options[$this->attr('empty_key')] = $this->attr('empty_text'); 
            // remove empty options
            foreach (array_keys($options) as $k) {
                if ($options[$k] != '') {
                    $decoded_options[html_entity_decode($k, ENT_COMPAT, SQ_CONF_DEFAULT_CHARACTER_SET)] = html_entity_decode($options[$k], ENT_COMPAT, SQ_CONF_DEFAULT_CHARACTER_SET);
                }
            }
            $options = $decoded_options;    
        }
        
        return $options;

    }//end getOptions()


}//end class
?>