class.ilAdvancedMDFieldDefinitionFloat.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */
 
require_once "Services/AdvancedMetaData/classes/Types/class.ilAdvancedMDFieldDefinitionInteger.php";
 
class ilAdvancedMDFieldDefinitionFloat extends ilAdvancedMDFieldDefinitionInteger
{
    protected $decimals; // [integer]
    
    //
    // generic types
    //
    
    public function getType()
    {
        return self::TYPE_FLOAT;
    }
    
    protected function init()
    {
        parent::init();
        $this->setDecimals(2);
    }
    
    public function isFilterSupported()
    {
        return false;
    }
    
    
    //
    // ADT
    //
    
    protected function initADTDefinition()
    {
        $def = ilADTFactory::getInstance()->getDefinitionInstanceByType("Float");
 
        $def->setMin($this->getMin());
        $def->setMax($this->getMax());
        $def->setDecimals($this->getDecimals());
        $def->setSuffix($this->getSuffix());
    
        return $def;
    }
    
        
    //
    // properties
    //
    
    public function setDecimals($a_value)
    {
        $this->decimals = max(1, abs((int) $a_value));
    }
 
    public function getDecimals()
    {
        return $this->decimals;
    }
    
    
    //
    // definition (NOT ADT-based)
    //
    
    protected function importFieldDefinition(array $a_def)
    {
        parent::importFieldDefinition($a_def);
        $this->setDecimals($a_def["decimals"]);
    }
    
    protected function getFieldDefinition()
    {
        $def = parent::getFieldDefinition();
        $def["decimals"] = $this->getDecimals();
        return $def;
    }
    
    public function getFieldDefinitionForTableGUI()
    {
        global $lng;
    
        $res = parent::getFieldDefinitionForTableGUI();
        $res[$lng->txt("md_adv_number_decimals")] = $this->getDecimals();
        return $res;
    }
    
    public function addCustomFieldToDefinitionForm(ilPropertyFormGUI $a_form, $a_disabled = false)
    {
        global $lng;
        
        // #32
        parent::addCustomFieldToDefinitionForm($a_form, $a_disabled);
        
        $decimals = new ilNumberInputGUI($lng->txt("md_adv_number_decimals"), "dec");
        $decimals->setRequired(true);
        $decimals->setValue($this->getDecimals());
        $decimals->setSize(5);
        $a_form->addItem($decimals);
        
        if ($a_disabled) {
            $decimals->setDisabled(true);
        }
    }
    
    public function importCustomDefinitionFormPostValues(ilPropertyFormGUI $a_form)
    {
        parent::importCustomDefinitionFormPostValues($a_form);
        
        $this->setDecimals($a_form->getInput("dec"));
    }
    
    
    //
    // export/import
    //
    
    protected function addPropertiesToXML(ilXmlWriter $a_writer)
    {
        parent::addPropertiesToXML($a_writer);
        
        $a_writer->xmlElement('FieldValue', array("id"=>"decimals"), $this->getDecimals());
    }
    
    public function importXMLProperty($a_key, $a_value)
    {
        if ($a_key == "decimals") {
            $this->setDecimals($a_value != "" ? $a_value : null);
        }
        
        parent::importXMLProperty($a_key, $a_value);
    }
}