public static function WriteDiskFileToResponse($ownerTypeID, $ownerID, $fileID, &$errors, $options = array())
{
$ownerTypeID = (int) $ownerTypeID;
$ownerTypeName = CCrmOwnerType::ResolveName($ownerTypeID);
$ownerID = (int) $ownerID;
$fileID = (int) $fileID;
$options = is_array($options) ? $options : array();
if (!CCrmOwnerType::IsDefined($ownerTypeID) || $ownerID <= 0 || $fileID <= 0) {
$errors[] = 'Invalid data ownerTypeID = ' . $ownerTypeID . ', ownerID = ' . $ownerID . ', fileID = ' . $fileID;
return false;
}
if ($ownerTypeID !== CCrmOwnerType::Activity) {
$errors[] = "The owner type '{$ownerTypeName}' is not supported in current context";
return false;
}
$authToken = isset($options['oauth_token']) ? $options['oauth_token'] : '';
if ($authToken !== '') {
$authData = array();
if (!(CModule::IncludeModule('rest') && CRestUtil::checkAuth($authToken, CCrmRestService::SCOPE_NAME, $authData) && CRestUtil::makeAuth($authData))) {
$errors[] = 'Access denied.';
return false;
}
}
if (!CCrmActivity::CheckStorageElementExists($ownerID, CCrmActivityStorageType::Disk, $fileID)) {
$errors[] = 'File not found';
return false;
}
$isPermitted = false;
if (CCrmPerms::IsAdmin()) {
$isPermitted = true;
} else {
$userPermissions = CCrmPerms::GetCurrentUserPermissions();
$bindings = CCrmActivity::GetBindings($ownerID);
foreach ($bindings as $binding) {
if (CCrmAuthorizationHelper::CheckReadPermission($binding['OWNER_TYPE_ID'], $binding['OWNER_ID'], $userPermissions)) {
$isPermitted = true;
break;
}
}
}
if (!$isPermitted) {
$errors[] = 'Access denied.';
return false;
}
Bitrix\Crm\Integration\DiskManager::writeFileToResponse($fileID);
return true;
}