class.ilAdvancedMDPermissionHelper.php

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<?php

declare(strict_types=1);

class ilAdvancedMDPermissionHelper extends ilClaimingPermissionHelper
{
    public const CONTEXT_MD = 1;
    public const CONTEXT_RECORD = 2;
    public const CONTEXT_FIELD = 3;
    public const CONTEXT_SUBSTITUTION = 4;
    public const CONTEXT_SUBSTITUTION_COURSE = 5;
    public const CONTEXT_SUBSTITUTION_CATEGORY = 6;
    public const CONTEXT_SUBSTITUTION_SESSION = 7;
    public const CONTEXT_SUBSTITUTION_IASS = 8;
    public const CONTEXT_SUBSTITUTION_GROUP = 9;
    public const CONTEXT_SUBSTITUTION_EXERCISE = 10;
    public const CONTEXT_SUBSTITUTION_PRG = 11;
    public const CONTEXT_SUBSTITUTION_ORG_UNIT = 12;

    public const ACTION_MD_CREATE_RECORD = 1;
    public const ACTION_MD_IMPORT_RECORDS = 2;

    public const ACTION_RECORD_EDIT = 5;
    public const ACTION_RECORD_DELETE = 6;
    public const ACTION_RECORD_EXPORT = 7;
    public const ACTION_RECORD_TOGGLE_ACTIVATION = 8;
    public const ACTION_RECORD_EDIT_PROPERTY = 9;
    public const ACTION_RECORD_EDIT_FIELDS = 10;
    public const ACTION_RECORD_CREATE_FIELD = 11;
    public const ACTION_RECORD_FIELD_POSITIONS = 12;

    public const ACTION_FIELD_EDIT = 13;
    public const ACTION_FIELD_DELETE = 14;
    public const ACTION_FIELD_EDIT_PROPERTY = 15;

    public const ACTION_SUBSTITUTION_SHOW_DESCRIPTION = 16;
    public const ACTION_SUBSTITUTION_SHOW_FIELDNAMES = 17;
    public const ACTION_SUBSTITUTION_FIELD_POSITIONS = 18;

    public const ACTION_SUBSTITUTION_COURSE_SHOW_FIELD = 19;
    public const ACTION_SUBSTITUTION_COURSE_EDIT_FIELD_PROPERTY = 20;

    public const ACTION_SUBSTITUTION_CATEGORY_SHOW_FIELD = 21;
    public const ACTION_SUBSTITUTION_CATEGORY_EDIT_FIELD_PROPERTY = 22;

    public const ACTION_SUBSTITUTION_SESSION_SHOW_FIELD = 23;
    public const ACTION_SUBSTITUTION_SESSION_EDIT_FIELD_PROPERTY = 24;

    public const ACTION_SUBSTITUTION_GROUP_SHOW_FIELD = 25;
    public const ACTION_SUBSTITUTION_GROUP_EDIT_FIELD_PROPERTY = 26;

    public const ACTION_SUBSTITUTION_IASS_SHOW_FIELD = 27;
    public const ACTION_SUBSTITUTION_IASS_EDIT_FIELD_PROPERTY = 28;

    public const ACTION_SUBSTITUTION_EXERCISE_SHOW_FIELD = 29;
    public const ACTION_SUBSTITUTION_EXERCISE_EDIT_FIELD_PROPERTY = 30;

    public const ACTION_SUBSTITUTION_PRG_SHOW_FIELD = 31;
    public const ACTION_SUBSTITUTION_PRG_EDIT_FIELD_PROPERTY = 32;

    public const ACTION_SUBSTITUTION_ORG_UNIT_SHOW_FIELD = 35;
    public const ACTION_SUBSTITUTION_ORG_UNIT_EDIT_FIELD_PROPERTY = 36;

    public const SUBACTION_UNDEFINED = 0;
    public const SUBACTION_RECORD_TITLE = 1;
    public const SUBACTION_RECORD_DESCRIPTION = 2;
    public const SUBACTION_RECORD_OBJECT_TYPES = 3;

    public const SUBACTION_FIELD_TITLE = 4;
    public const SUBACTION_FIELD_DESCRIPTION = 5;
    public const SUBACTION_FIELD_SEARCHABLE = 6;
    public const SUBACTION_FIELD_PROPERTIES = 7;

    public const SUBACTION_SUBSTITUTION_BOLD = 8;
    public const SUBACTION_SUBSTITUTION_NEWLINE = 9;

    protected function readContextIds(int $a_context_type): array
    {
        global $DIC;

        $ilDB = $DIC->database();

        switch ($a_context_type) {
            case self::CONTEXT_MD:
                return array($this->ref_id);

            case self::CONTEXT_RECORD:
                $set = $ilDB->query("SELECT record_id id" .
                    " FROM adv_md_record");
                break;

            case self::CONTEXT_FIELD:
            case self::CONTEXT_SUBSTITUTION_COURSE:
            case self::CONTEXT_SUBSTITUTION_GROUP:
            case self::CONTEXT_SUBSTITUTION_SESSION:
            case self::CONTEXT_SUBSTITUTION_CATEGORY:
            case self::CONTEXT_SUBSTITUTION_IASS:
            case self::CONTEXT_SUBSTITUTION_EXERCISE:
            case self::CONTEXT_SUBSTITUTION_PRG:
            case self::CONTEXT_SUBSTITUTION_ORG_UNIT:
                $set = $ilDB->query("SELECT field_id id" .
                    " FROM adv_mdf_definition");
                break;

            case self::CONTEXT_SUBSTITUTION:
                return $this->getAllowedObjectTypes();

            default:
                return array();
        }

        $res = array();
        while ($row = $ilDB->fetchAssoc($set)) {
            $res[] = (int) $row["id"];
        }
        return $res;
    }

    // permissions

    protected function buildPermissionMap(): array
    {
        return array(
            self::CONTEXT_MD => array(
                "actions" => array(
                    self::ACTION_MD_CREATE_RECORD
                    ,
                    self::ACTION_MD_IMPORT_RECORDS
                )
            ),
            self::CONTEXT_RECORD => array(
                "actions" => array(
                    self::ACTION_RECORD_EDIT
                    ,
                    self::ACTION_RECORD_DELETE
                    ,
                    self::ACTION_RECORD_EXPORT
                    ,
                    self::ACTION_RECORD_TOGGLE_ACTIVATION
                    ,
                    self::ACTION_RECORD_EDIT_FIELDS
                    ,
                    self::ACTION_RECORD_FIELD_POSITIONS
                    ,
                    self::ACTION_RECORD_CREATE_FIELD
                ),
                "subactions" => array(
                    self::ACTION_RECORD_EDIT_PROPERTY =>
                        array(
                            self::SUBACTION_RECORD_TITLE
                            ,
                            self::SUBACTION_RECORD_DESCRIPTION
                            ,
                            self::SUBACTION_RECORD_OBJECT_TYPES
                        )
                )
            ),
            self::CONTEXT_FIELD => array(
                "actions" => array(
                    self::ACTION_FIELD_EDIT,
                    self::ACTION_FIELD_DELETE
                ),
                "subactions" => array(
                    self::ACTION_FIELD_EDIT_PROPERTY =>
                        array(
                            self::SUBACTION_FIELD_TITLE
                            ,
                            self::SUBACTION_FIELD_DESCRIPTION
                            ,
                            self::SUBACTION_FIELD_SEARCHABLE
                            ,
                            self::SUBACTION_FIELD_PROPERTIES
                        )
                )
            ),
            self::CONTEXT_SUBSTITUTION => array(
                "actions" => array(
                    self::ACTION_SUBSTITUTION_SHOW_DESCRIPTION
                    ,
                    self::ACTION_SUBSTITUTION_SHOW_FIELDNAMES
                    ,
                    self::ACTION_SUBSTITUTION_FIELD_POSITIONS
                )
            ),
            self::CONTEXT_SUBSTITUTION_COURSE => array(
                "actions" => array(
                    self::ACTION_SUBSTITUTION_COURSE_SHOW_FIELD
                ),
                "subactions" => array(
                    self::ACTION_SUBSTITUTION_COURSE_EDIT_FIELD_PROPERTY =>
                        array(
                            self::SUBACTION_SUBSTITUTION_BOLD
                            ,
                            self::SUBACTION_SUBSTITUTION_NEWLINE
                        )
                )
            ),
            self::CONTEXT_SUBSTITUTION_CATEGORY => array(
                "actions" => array(
                    self::ACTION_SUBSTITUTION_CATEGORY_SHOW_FIELD
                ),
                "subactions" => array(
                    self::ACTION_SUBSTITUTION_CATEGORY_EDIT_FIELD_PROPERTY =>
                        array(
                            self::SUBACTION_SUBSTITUTION_BOLD
                            ,
                            self::SUBACTION_SUBSTITUTION_NEWLINE
                        )
                )
            ),
            self::CONTEXT_SUBSTITUTION_SESSION => array(
                "actions" => array(
                    self::ACTION_SUBSTITUTION_SESSION_SHOW_FIELD
                ),
                "subactions" => array(
                    self::ACTION_SUBSTITUTION_SESSION_EDIT_FIELD_PROPERTY =>
                        array(
                            self::SUBACTION_SUBSTITUTION_BOLD
                            ,
                            self::SUBACTION_SUBSTITUTION_NEWLINE
                        )
                )
            ),
            self::CONTEXT_SUBSTITUTION_GROUP => array(
                "actions" => array(
                    self::ACTION_SUBSTITUTION_GROUP_SHOW_FIELD
                ),
                "subactions" => array(
                    self::ACTION_SUBSTITUTION_GROUP_EDIT_FIELD_PROPERTY =>
                        array(
                            self::SUBACTION_SUBSTITUTION_BOLD
                            ,
                            self::SUBACTION_SUBSTITUTION_NEWLINE
                        )
                )
            ),
            self::CONTEXT_SUBSTITUTION_IASS => array(
                "actions" => array(
                    self::ACTION_SUBSTITUTION_IASS_SHOW_FIELD
                ),
                "subactions" => array(
                    self::ACTION_SUBSTITUTION_IASS_EDIT_FIELD_PROPERTY =>
                        array(
                            self::SUBACTION_SUBSTITUTION_BOLD
                            ,
                            self::SUBACTION_SUBSTITUTION_NEWLINE
                        )
                )
            ),
            self::CONTEXT_SUBSTITUTION_EXERCISE => array(
                "actions" => array(
                    self::ACTION_SUBSTITUTION_EXERCISE_SHOW_FIELD
                ),
                "subactions" => array(
                    self::ACTION_SUBSTITUTION_EXERCISE_EDIT_FIELD_PROPERTY =>
                        array(
                            self::SUBACTION_SUBSTITUTION_BOLD
                            ,
                            self::SUBACTION_SUBSTITUTION_NEWLINE
                        )
                )
            ),
            self::CONTEXT_SUBSTITUTION_PRG => array(
                "actions" => array(
                    self::ACTION_SUBSTITUTION_PRG_SHOW_FIELD
                ),
                "subactions" => array(
                    self::ACTION_SUBSTITUTION_PRG_EDIT_FIELD_PROPERTY =>
                        array(
                            self::SUBACTION_SUBSTITUTION_BOLD
                            ,
                            self::SUBACTION_SUBSTITUTION_NEWLINE
                        )
                )
            ),
            self::CONTEXT_SUBSTITUTION_ORG_UNIT => [
                "actions" => [
                    self::ACTION_SUBSTITUTION_ORG_UNIT_SHOW_FIELD
                ],
                "subactions" => [
                    self::ACTION_SUBSTITUTION_ORG_UNIT_EDIT_FIELD_PROPERTY =>
                        [
                            self::SUBACTION_SUBSTITUTION_BOLD
                            ,
                            self::SUBACTION_SUBSTITUTION_NEWLINE
                        ]
                ]
            ]
        );
    }

    // plugins

    protected function getActivePlugins(): Generator
    {
        global $DIC;

        $component_factory = $DIC['component.factory'];
        yield from $component_factory->getActivePluginsInSlot("amdc");
    }

    protected function checkPermission(
        int $a_context_type,
        string $a_context_id,
        int $a_action_id,
        ?int $a_action_sub_id = null
    ): bool {
        global $DIC;

        $ilAccess = $DIC['ilAccess'];

        if (!$this->checkPlugins($a_context_type, $a_context_id, $a_action_id, $a_action_sub_id)) {
            return false;
        }

        // export is considered read-action
        if ($a_context_type == ilAdvancedMDPermissionHelper::CONTEXT_RECORD &&
            $a_action_id == ilAdvancedMDPermissionHelper::ACTION_RECORD_EXPORT) {
            return $ilAccess->checkAccessOfUser($this->getUserId(), "read", "", $this->getRefId());
        }

        return $this->checkRBAC();
    }
}