class.InvitationsManager.php

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<?php

namespace ILIAS\Survey\Participants;

/* Copyright (c) 1998-2019 ILIAS open source, Extended GPL, see docs/LICENSE */

use ILIAS\Survey\Execution;
use ILIAS\Survey\Settings;

class InvitationsManager
{
    protected $repo;

    protected $run_repo;

    protected $set_repo;

    public function __construct(
        InvitationsDBRepository $repo = null,
        Execution\RunDBRepository $run_repo = null,
        Settings\SettingsDBRepository $set_repo = null
    ) {
        $this->repo = (is_null($repo))
            ? new InvitationsDBRepository()
            : $repo;

        $this->run_repo = (is_null($run_repo))
            ? new Execution\RunDBRepository()
            : $run_repo;

        $this->set_repo = (is_null($set_repo))
            ? new Settings\SettingsDBRepository()
            : $set_repo;
    }


    public function remove(int $survey_id, int $user_id)
    {
        $this->repo->remove($survey_id, $user_id);
    }
    
    
    public function add(int $survey_id, int $user_id)
    {
        $this->repo->add($survey_id, $user_id);
    }

    public function getAllForSurvey(int $survey_id) : array
    {
        return $this->repo->getAllForSurvey($survey_id);
    }

    public function getOpenInvitationsOfUser(int $user_id)
    {
        // get all invitations
        $survey_ids = $this->repo->getAllForUser($user_id);

        // check if user started already
        $finished_surveys = $this->run_repo->getFinishedSurveysOfUser($user_id);

        $open_surveys = array_filter($survey_ids, function ($i) use ($finished_surveys) {
            return !in_array($i, $finished_surveys);
        });

        // filter all surveys that have ended
        $has_ended = $this->set_repo->hasEnded($open_surveys);
        $open_surveys = array_filter($open_surveys, function ($i) use ($has_ended) {
            return !$has_ended[$i];
        });

        return $open_surveys;
    }
}