class.ilAwarenessUserProviderCurrentCourse.php

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<?php

/* Copyright (c) 1998-2014 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once("./Services/Awareness/classes/class.ilAwarenessUserProvider.php");

class ilAwarenessUserProviderCurrentCourse extends ilAwarenessUserProvider
{
    protected $tree;

    protected $access;


    public function __construct()
    {
        global $DIC;

        parent::__construct();

        $this->db = $DIC->database();
        $this->tree = $DIC->repositoryTree();
        $this->access = $DIC->access();
        $this->rbac = $DIC->rbac();
    }

    public function getProviderId()
    {
        return "crs_current";
    }

    public function getTitle()
    {
        $this->lng->loadLanguageModule("crs");
        return $this->lng->txt("crs_awrn_current_course");
    }

    public function getInfo()
    {
        $this->lng->loadLanguageModule("crs");
        return $this->lng->txt("crs_awrn_current_course_info");
    }

    public function getInitialUserSet()
    {
        $ilDB = $this->db;
        $tree = $this->tree;
        $ilAccess = $this->access;
        $rbacreview = $this->rbac->review();

        $ub = array();

        $awrn_logger = ilLoggerFactory::getLogger('awrn');

        if ($this->getRefId() > 0) {
            $path = $tree->getPathFull($this->getRefId());
            if (is_array($path)) {
                foreach ($path as $p) {
                    include_once("./Modules/Course/classes/class.ilObjCourse.php");
                    if ($p["type"] == "crs" &&
                        ($ilAccess->checkAccess("write", "", $p["child"]) ||
                            (ilObjCourse::lookupShowMembersEnabled($p["obj_id"]) && $ilAccess->checkAccess("read", "", $p["child"])))) {
                        $lrol = $rbacreview->getRolesOfRoleFolder($p["child"], false);
                        $set = $ilDB->query('SELECT DISTINCT(usr_id) FROM rbac_ua ' .
                            'WHERE ' . $ilDB->in('rol_id', $lrol, false, 'integer'));

                        //$set = $ilDB->query($q = "SELECT DISTINCT usr_id FROM obj_members ".
                        //      " WHERE obj_id = ".$ilDB->quote($p["obj_id"], "integer"));
                        $ub = array();
                        while ($rec = $ilDB->fetchAssoc($set)) {
                            $ub[] = $rec["usr_id"];

                            $awrn_logger->debug("ilAwarenessUserProviderCurrentCourse: obj_id: " . $p["obj_id"] . ", " .
                                "Collected User: " . $rec["usr_id"]);
                        }
                    }
                }
            }
        }
        return $ub;
    }
}