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 67 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);
         }

Member Function Documentation

◆ fixQuestionTypeOrderSortCallback()

ilAssQuestionTypeOrderer::fixQuestionTypeOrderSortCallback	(	$a,
		$b
	)

custom sort callback for ordering the question types

public

Parameters

array	$a
array	$b

Returns: integer

Definition at line 111 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 98 of file class.ilAssQuestionTypeOrderer.php.

         {
                 return $this->types;
         }

Field Documentation

◆ $fixQuestionTypeOrder

ilAssQuestionTypeOrderer::$fixQuestionTypeOrder

static

Initial value:

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