Collaboration diagram for ilAssQuestionTypeOrderer:

Public Member Functions
	__construct ($unOrderedTypes, $orderMode=self::ORDER_MODE_ALPHA)
	Constructor. More...

	getOrderedTypes ()
	getter for ordered question types More...

	fixQuestionTypeOrderSortCallback ($a, $b)
	custom sort callback for ordering the question types More...

Data Fields
const	ORDER_MODE_FIX = 'fix'
	order mode with fixed priority for ordering More...

const	ORDER_MODE_ALPHA = 'alpha'
	order mode that orders by alphanumerical priority More...

Static Public Attributes
static	$fixQuestionTypeOrder

static	$flippedQuestionTypeOrder = null

Detailed Description

Definition at line 14 of file class.ilAssQuestionTypeOrderer.php.

Constructor & Destructor Documentation

◆ __construct()

ilAssQuestionTypeOrderer::__construct	(	$unOrderedTypes,
		$orderMode = `self::ORDER_MODE_ALPHA`
	)

Constructor.

Parameters

array	$unOrderedTypes
string	$orderMode

Exceptions

ilTestQuestionPoolException

Definition at line 70 of file class.ilAssQuestionTypeOrderer.php.

    {
        self::$flippedQuestionTypeOrder = array_flip(self::$fixQuestionTypeOrder);
        #vd($unOrderedTypes);
        $this->types = $unOrderedTypes;
        
        switch ($orderMode) {
            case self::ORDER_MODE_FIX:
                
                uasort($this->types, array($this, 'fixQuestionTypeOrderSortCallback'));
                break;
            
            case self::ORDER_MODE_ALPHA:
                
                ksort($this->types);
                break;
            
            default:
                
                throw new ilTestQuestionPoolException('invalid order mode given: ' . $orderMode);
        }
 
        #vd($this->types);
    }

References ORDER_MODE_ALPHA, and ORDER_MODE_FIX.

Member Function Documentation

◆ fixQuestionTypeOrderSortCallback()

ilAssQuestionTypeOrderer::fixQuestionTypeOrderSortCallback	(	$a,
		$b
	)

custom sort callback for ordering the question types

@access public

Parameters

array	$a
array	$b

Returns: integer

Definition at line 113 of file class.ilAssQuestionTypeOrderer.php.

    {
        if (self::$flippedQuestionTypeOrder[ $a['type_tag'] ] > self::$flippedQuestionTypeOrder[ $b['type_tag'] ]) {
            return 1;
        } elseif (!isset(self::$flippedQuestionTypeOrder[ $a['type_tag'] ])) {
            return 1;
        } elseif (self::$flippedQuestionTypeOrder[ $a['type_tag'] ] < self::$flippedQuestionTypeOrder[ $b['type_tag'] ]) {
            return -1;
        } elseif (!isset(self::$flippedQuestionTypeOrder[ $b['type_tag'] ])) {
            return -1;
        }
 
        return 0;
    }

◆ getOrderedTypes()

ilAssQuestionTypeOrderer::getOrderedTypes ( )

getter for ordered question types

Returns: array $orderedQuestionTypes

Definition at line 100 of file class.ilAssQuestionTypeOrderer.php.

    {
        return $this->types;
    }

Field Documentation

◆ $fixQuestionTypeOrder

ilAssQuestionTypeOrderer::$fixQuestionTypeOrder

static

Initial value:

= array(
        'assSingleChoice',
        'assMultipleChoice',
        'assKprimChoice',
        
        'assErrorText',
        'assImagemapQuestion',
 
        'assClozeTest',
        'assNumeric',
        'assFormulaQuestion',
        'assTextSubset',
 
        'assOrderingQuestion',
        'assOrderingHorizontal',
        'assMatchingQuestion',
 
        'assTextQuestion',
        'assFileUpload',
        'assLongMenu',
 
        'assFlashQuestion',
        'assJavaApplet',
    )