ilTestLegacyFormsHelper.php

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<?php
 
namespace ILIAS\TestQuestionPool;
 
use ILIAS\Refinery\ConstraintViolationException;
use ILIAS\Refinery\Factory as Refinery;
use ILIAS\Refinery\Transformation;
 
class ilTestLegacyFormsHelper
{
    protected Refinery $refinery;
 
    public function __construct(
 
    ) {
        global $DIC;
        $this->refinery = $DIC['refinery'];
    }
 
    public function checkPointsInput($data, bool $required, string $key = 'points'): string|array
    {
        if (!is_array($data) || !$this->inArray($data, $key)) {
            return $required ? 'msg_input_is_required' : [];
        }
 
        try {
            $points = $this->refinery->to()->listOf($this->refinery->kindlyTo()->float())->transform($data[$key]);
        } catch (ConstraintViolationException $e) {
            return 'form_msg_numeric_value_required';
        }
 
        if (count($points) === 0) {
            return $required ? 'msg_input_is_required' : [];
        }
 
        return $points;
    }
 
    public function checkPointsInputEnoughPositive($data, bool $required, string $key = 'points'): string|array
    {
        $points = $this->checkPointsInput($data, $required, $key);
        if (!is_array($points)) {
            return $points;
        }
 
        return max($points) <= 0 ? 'enter_enough_positive_points' : $points;
    }
 
    public function transformArray($data, string $key, Transformation $transformation): array
    {
        if (!$this->inArray($data, $key)) {
            return [];
        }
 
        return $this->refinery->byTrying([
            $this->refinery->kindlyTo()->listOf($transformation),
            $this->refinery->always([])
        ])->transform($data[$key]);
    }
 
    public function transformPoints($data, string $key = 'points'): array
    {
        if (!$this->inArray($data, $key)) {
            return [];
        }
 
        return array_map(
            fn($v): ?float => $this->refinery->byTrying([$this->refinery->kindlyTo()->float(), $this->refinery->always(null)])->transform($v),
            $data[$key]
        );
    }
 
    public function inArray($array, $key): bool
    {
        return is_array($array)
            && array_key_exists($key, $array)
            && $array[$key] !== null
            && $array[$key] !== false
            && $array[$key] !== ''
            && $array[$key] !== []
            && $array[$key] !== 0
            && $array[$key] !== 0.0;
    }
}