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<?php
namespace LimeSurvey\Models\Services;
use Permission;
use Question;
use Survey;
use CDbConnection;
use LimeSurvey\Models\Services\{
QuestionAggregateService\SaveService,
QuestionAggregateService\DeleteService,
Exception\PersistErrorException,
Exception\NotFoundException,
Exception\PermissionDeniedException
};
/**
* Question Aggregate Service
*
* Service class for editing question data.
*
* Dependencies are injected to enable mocking.
*/
class QuestionAggregateService
{
private SaveService $saveService;
private DeleteService $deleteService;
private Permission $modelPermission;
private Survey $modelSurvey;
private CDbConnection $yiiDb;
public function __construct(
SaveService $saveService,
DeleteService $deleteService,
Permission $modelPermission,
Survey $modelSurvey,
CDbConnection $yiiDb
) {
$this->saveService = $saveService;
$this->deleteService = $deleteService;
$this->modelPermission = $modelPermission;
$this->modelSurvey = $modelSurvey;
$this->yiiDb = $yiiDb;
}
/**
* Based on QuestionAdministrationController::actionSaveQuestionData()
*
* @param int $surveyId
* @param array {
* sid: int,
* ?question: array{
* ?qid: int,
* ?sid: int,
* ?gid: int,
* ?type: string,
* ?other: string,
* ?mandatory: string,
* ?relevance: int,
* ?group_name: string,
* ?modulename: string,
* ?encrypted: string,
* ?subqestions: array,
* ?save_as_default: string,
* ?clear_default: string,
* ...<array-key, mixed>
* },
* ?questionL10N: array{
* ...<array-key, array{
* question: string,
* help: string,
* ?language: string,
* ?script: string
* }>
* },
* ?subquestions: array{
* ...<array-key, mixed>
* },
* ?answeroptions: array{
* ...<array-key, mixed>
* },
* ?advancedSettings: array{
* ?logic: array{
* ?min_answers: int,
* ?max_answers: int,
* ?array_filter_style: int,
* ?array_filter: string,
* ?array_filter_exclude: string,
* ?exclude_all_others: int,
* ?random_group: string,
* ?em_validation_q: string,
* ?em_validation_q_tip: array{
* ?en: string,
* ?de: string,
* ...<array-key, mixed>
* },
* ...<array-key, mixed>
* },
* ?display: array{
* ...<array-key, mixed>
* },
* ?statistics: array{
* ...<array-key, mixed>
* },
* ...<array-key, mixed>
* }
* } $input
* @return Question
* @throws NotFoundException
* @throws PermissionDeniedException
* @throws PersistErrorException
* @throws \CException
*/
public function save($surveyId, $input)
{
$this->checkUpdatePermission($surveyId);
$transaction = $this->yiiDb->beginTransaction();
try {
$question = $this->saveService->save(
$surveyId,
$input
);
$transaction->commit();
} catch (\Exception $e) {
$transaction->rollback();
throw $e;
}
return $question;
}
/**
* @param $surveyId
* @param $questionId
* @return void
* @throws Exception\QuestionHasConditionsException
* @throws PermissionDeniedException
* @throws PersistErrorException
* @throws \CDbException
* @throws \CException
*/
public function delete($surveyId, $questionId)
{
$this->deleteMany($surveyId, [$questionId]);
}
/**
* @param $surveyId
* @param $questionIds
* @return void
* @throws Exception\QuestionHasConditionsException
* @throws PermissionDeniedException
* @throws PersistErrorException
* @throws \CDbException
* @throws \CException
*/
public function deleteMany($surveyId, $questionIds)
{
$this->checkDeletePermission($surveyId);
$transaction = $this->yiiDb->beginTransaction();
try {
foreach ($questionIds as $questionId) {
$this->deleteService->delete($surveyId, $questionId);
}
$transaction->commit();
} catch (\Exception $e) {
$transaction->rollback();
throw $e;
}
}
/**
* @param $surveyId
* @return void
* @throws PermissionDeniedException
*/
public function checkUpdatePermission($surveyId): void
{
if (
!$this->modelPermission->hasSurveyPermission(
$surveyId,
'surveycontent',
'update'
)
) {
throw new PermissionDeniedException(
'Access denied'
);
}
}
/**
* @param $surveyId
* @return void
* @throws PermissionDeniedException
*/
public function checkDeletePermission($surveyId): void
{
$survey = $this->modelSurvey->findByPk($surveyId);
if (
$survey->isActive ||
!$this->modelPermission->hasSurveyPermission(
$surveyId,
'surveycontent',
'delete'
)
) {
throw new PermissionDeniedException(
'Access denied'
);
}
}
/**
* Delete answer from a question.
* All language entries for this answer will be deleted.
* @param $surveyId
* @param $answerId
* @return void
*/
public function deleteAnswer($surveyId, $answerId)
{
$this->checkDeletePermission($surveyId);
$transaction = $this->yiiDb->beginTransaction();
try {
$this->deleteService->deleteAnswer($answerId);
$transaction->commit();
} catch (\Exception $e) {
$transaction->rollback();
throw $e;
}
}
}