Inheritance diagram for ILIAS\MetaData\Vocabularies\Slots\ElementHelper:

Collaboration diagram for ILIAS\MetaData\Vocabularies\Slots\ElementHelper:

Public Member Functions
	__construct (HandlerInterface $slot_handler, PathFactory $path_factory, NavigatorFactoryInterface $navigator_factory, ConditionChecker $condition_checker)

	slotForElement (ElementInterface $element)

	slotsForElementWithoutCondition (ElementInterface $element)

	potentialSlotForElementByCondition (ElementInterface $element, ElementInterface $element_in_condition, string $value)

	findElementOfCondition (Identifier $slot, ElementInterface $element, ElementInterface ... $all_elements)

	slotForElement (ElementInterface $element)

	slotsForElementWithoutCondition (ElementInterface $element)
	Does not check the condition of the slots, so can return multiple slots per element. More...

	potentialSlotForElementByCondition (ElementInterface $element, ElementInterface $element_in_condition, string $value)

	findElementOfCondition (Identifier $slot, ElementInterface $element, ElementInterface ... $all_elements)

Protected Attributes
HandlerInterface	$slot_handler

PathFactory	$path_factory

NavigatorFactoryInterface	$navigator_factory

ConditionChecker	$condition_checker

Detailed Description

Definition at line 28 of file ElementHelper.php.

Constructor & Destructor Documentation

◆ __construct()

ILIAS\MetaData\Vocabularies\Slots\ElementHelper::__construct	(	HandlerInterface	$slot_handler,
		PathFactory	$path_factory,
		NavigatorFactoryInterface	$navigator_factory,
		ConditionChecker	$condition_checker
	)

Definition at line 35 of file ElementHelper.php.

      {
        $this->slot_handler = $slot_handler;
        $this->path_factory = $path_factory;
        $this->navigator_factory = $navigator_factory;
        $this->condition_checker = $condition_checker;
    }

References ILIAS\MetaData\Vocabularies\Slots\ElementHelper\$condition_checker, ILIAS\MetaData\Vocabularies\Slots\ElementHelper\$navigator_factory, ILIAS\MetaData\Vocabularies\Slots\ElementHelper\$path_factory, and ILIAS\MetaData\Vocabularies\Slots\ElementHelper\$slot_handler.

Member Function Documentation

◆ findElementOfCondition()

ILIAS\MetaData\Vocabularies\Slots\ElementHelper::findElementOfCondition	(	Identifier	$slot,
		ElementInterface	$element,
		ElementInterface ...	$all_elements
	)

Implements ILIAS\MetaData\Vocabularies\Slots\ElementHelperInterface.

Definition at line 77 of file ElementHelper.php.

     : ?ElementInterface {
        if (!$this->slot_handler->isSlotConditional($slot)) {
            return null;
        }
 
        $condition_path = $this->slot_handler->conditionForSlot($slot)->path();
        $potential_result = $this->navigator_factory->navigator($condition_path, $element)
                                                    ->lastElementAtFinalStep();
 
        return in_array($potential_result, $all_elements, true) ? $potential_result : null;
    }

◆ potentialSlotForElementByCondition()

ILIAS\MetaData\Vocabularies\Slots\ElementHelper::potentialSlotForElementByCondition	(	ElementInterface	$element,
		ElementInterface	$element_in_condition,
		string	$value
	)

Implements ILIAS\MetaData\Vocabularies\Slots\ElementHelperInterface.

Definition at line 65 of file ElementHelper.php.

     : Identifier {
        return $this->slot_handler->identiferFromPathAndCondition(
            $this->path_factory->toElement($element),
            $this->path_factory->betweenElements($element, $element_in_condition),
            $value,
        );
    }

◆ slotForElement()

ILIAS\MetaData\Vocabularies\Slots\ElementHelper::slotForElement ( ElementInterface $element )

Implements ILIAS\MetaData\Vocabularies\Slots\ElementHelperInterface.

Definition at line 47 of file ElementHelper.php.

                                                             : Identifier
    {
        foreach ($this->slotsForElementWithoutCondition($element) as $slot) {
            if ($this->condition_checker->doesElementFitSlot($element, $slot)) {
                return $slot;
            }
        }
        return Identifier::NULL;
    }

References ILIAS\Data\Description\NULL, and ILIAS\MetaData\Vocabularies\Slots\ElementHelper\slotsForElementWithoutCondition().

Here is the call graph for this function:

◆ slotsForElementWithoutCondition()

ILIAS\MetaData\Vocabularies\Slots\ElementHelper::slotsForElementWithoutCondition ( ElementInterface $element )

Returns: Identifier[]

Implements ILIAS\MetaData\Vocabularies\Slots\ElementHelperInterface.

Definition at line 60 of file ElementHelper.php.

                                                                              : \Generator
    {
        yield from $this->slot_handler->allSlotsForPath($this->path_factory->toElement($element));
    }