class.ilObjUserAccess.php

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<?php

class ilObjUserAccess extends ilObjectAccess implements ilWACCheckingClass
{
    public static function _getCommands(): array
    {
        throw new ilException("_getCommands must not be called on user object.");
    }

    public function _checkAccess(string $cmd, string $permission, int $ref_id, int $obj_id, ?int $user_id = null): bool
    {
        throw new ilException("_checkAccess must not be called on user object.");
    }

    public static function _checkGoto(string $target): bool
    {
        global $DIC;
        $main_tpl = $DIC->ui()->mainTemplate();
        $settings = isset($GLOBALS['DIC']) ? $GLOBALS['DIC']->settings() : $GLOBALS['DIC']['ilSetting'];

        if ('usr_registration' == $target) {
            $regSeetings = new ilRegistrationSettings();
            if ($regSeetings->getRegistrationType() == ilRegistrationSettings::IL_REG_DISABLED) {
                $GLOBALS['DIC']->language()->loadLanguageModule('registration');
                $main_tpl->setOnScreenMessage('failure', sprintf($GLOBALS['DIC']->language()->txt('registration_disabled_no_access'), $settings->get('admin_email')), true);
                return false;
            }
        } elseif ('usr_nameassist' == $target) {
            if (!$settings->get('password_assistance')) {
                $GLOBALS['DIC']->language()->loadLanguageModule('pwassist');
                $main_tpl->setOnScreenMessage('failure', sprintf($GLOBALS['DIC']->language()->txt('unassist_disabled_no_access'), $settings->get('admin_email')), true);
                return false;
            }
        } elseif ('usr_pwassist' == $target) {
            if (!$settings->get('password_assistance')) {
                $GLOBALS['DIC']->language()->loadLanguageModule('pwassist');
                $main_tpl->setOnScreenMessage('failure', sprintf($GLOBALS['DIC']->language()->txt('pwassist_disabled_no_access'), $settings->get('admin_email')), true);
                return false;
            }
        }

        return true;
    }

    public function canBeDelivered(ilWACPath $ilWACPath): bool
    {
        global $DIC;

        $ilUser = $DIC['ilUser'];
        $ilSetting = $DIC['ilSetting'];

        preg_match("/usr_(\\d*).*/ui", $ilWACPath->getFileName(), $matches);
        $usr_id = $matches[1];

        // check if own image is viewed
        if ($usr_id == $ilUser->getId()) {
            return true;
        }

        // check if image is in the public profile
        $public_upload = ilObjUser::_lookupPref($usr_id, 'public_upload');
        if ($public_upload != 'y') {
            return false;
        }

        // check the publication status of the profile
        $public_profile = ilObjUser::_lookupPref($usr_id, 'public_profile');

        if ($public_profile == 'g' and $ilSetting->get('enable_global_profiles') and $ilSetting->get('pub_section')) {
            // globally public
            return true;
        } elseif (($public_profile == 'y' or $public_profile == 'g') and $ilUser->getId() != ANONYMOUS_USER_ID && $ilUser->getId() != 0) {
            // public for logged in users
            return true;
        } else {
            // not public
            return false;
        }
    }
}