ObjectiveCollection.php

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<?php

/* Copyright (c) 2019 Richard Klees <richard.klees@concepts-and-training.de> Extended GPL, see docs/LICENSE */

namespace ILIAS\Setup;

class ObjectiveCollection implements Objective
{
    protected $label;

    protected $is_notable;

    protected $objectives;

    public function __construct(string $label, bool $is_notable, Objective ...$objectives)
    {
        $this->label = $label;
        $this->is_notable = $is_notable;
        $this->objectives = $objectives;
    }

    public function getObjectives() : array
    {
        return $this->objectives;
    }

    public function getHash() : string
    {
        return hash(
            "sha256",
            get_class($this) .
            implode(
                array_map(
                    function ($g) {
                        return $g->getHash();
                    },
                    $this->objectives
                )
            )
        );
    }

    public function getLabel() : string
    {
        return $this->label;
    }

    public function isNotable() : bool
    {
        return $this->is_notable;
    }

    public function getPreconditions(Environment $environment) : array
    {
        return $this->objectives;
    }

    public function achieve(Environment $environment) : Environment
    {
        return $environment;
    }

    public function isApplicable(Environment $environment) : bool
    {
        return false;
    }
}