/**
* process subselects of query
*
* @param SelectStatement $AST
* @param AclConditionStorage $aclCondition
*/
protected function processSubRequests(SelectStatement $AST, AclConditionStorage $aclCondition)
{
if (!is_null($aclCondition->getSubRequests())) {
$subRequests = $aclCondition->getSubRequests();
foreach ($subRequests as $subRequest) {
/** @var SubRequestAclConditionStorage $subRequest */
$conditionalExpression = $AST->whereClause->conditionalExpression;
if (isset($conditionalExpression->conditionalFactors)) {
$subselect = $conditionalExpression->conditionalFactors[$subRequest->getFactorId()]->simpleConditionalExpression->subselect;
} elseif (isset($conditionalExpression->conditionalTerms)) {
$subselect = $conditionalExpression->conditionalTerms[$subRequest->getFactorId()]->simpleConditionalExpression->subselect;
} else {
$subselect = $conditionalExpression->simpleConditionalExpression->subselect;
}
$whereConditions = $subRequest->getWhereConditions();
if (!is_null($whereConditions) && count($whereConditions)) {
$this->addAclToWhereClause($subselect, $whereConditions);
}
$joinConditions = $subRequest->getJoinConditions();
if (!is_null($joinConditions) && count($joinConditions)) {
$this->addAclToJoinClause($subselect, $joinConditions);
}
}
}
}
/**
* Check subrequests for acl access level
*
* @param SelectStatement $ast
* @param AclConditionStorage $storage
* @param $permission
*/
protected function processSubselects(SelectStatement $ast, AclConditionStorage $storage, $permission)
{
$conditionalExpression = $ast->whereClause->conditionalExpression;
if ($conditionalExpression instanceof ConditionalPrimary) {
// we have request with only one where condition
$expression = $conditionalExpression->simpleConditionalExpression;
if (isset($expression->subselect) && $expression->subselect instanceof Subselect) {
$subRequestAclStorage = $this->processSubselect($expression->subselect, $permission);
if (!$subRequestAclStorage->isEmpty()) {
$subRequestAclStorage->setFactorId(0);
$storage->addSubRequests($subRequestAclStorage);
}
}
} else {
// we have request with only many where conditions
$subQueryAcl = [];
if (isset($conditionalExpression->conditionalFactors)) {
$factors = $conditionalExpression->conditionalFactors;
} else {
$factors = $conditionalExpression->conditionalTerms;
}
foreach ($factors as $factorId => $expression) {
if (isset($expression->simpleConditionalExpression->subselect) && $expression->simpleConditionalExpression->subselect instanceof Subselect) {
$subRequestAclStorage = $this->processSubselect($expression->simpleConditionalExpression->subselect, $permission);
if (!$subRequestAclStorage->isEmpty()) {
$subRequestAclStorage->setFactorId($factorId);
$subQueryAcl[] = $subRequestAclStorage;
}
}
}
if (!empty($subQueryAcl)) {
$storage->setSubRequests($subQueryAcl);
}
}
}
/**
* process subselects of query
*
* @param SelectStatement $AST
* @param AclConditionStorage $aclCondition
*/
protected function processSubRequests(SelectStatement $AST, AclConditionStorage $aclCondition)
{
if (!is_null($aclCondition->getSubRequests())) {
$subRequests = $aclCondition->getSubRequests();
foreach ($subRequests as $subRequest) {
/** @var SubRequestAclConditionStorage $subRequest */
$conditionalExpression = $AST->whereClause->conditionalExpression;
if (isset($conditionalExpression->conditionalFactors)) {
$factorId = $subRequest->getFactorId();
foreach ($conditionalExpression->conditionalFactors as $factor) {
$subSelect = $this->getSubSelectFromFactor($factor, $factorId);
if ($subSelect) {
$this->addRequestConditions($subSelect, $subRequest);
}
}
} elseif (isset($conditionalExpression->simpleConditionalExpression)) {
$subSelect = $conditionalExpression->simpleConditionalExpression->subselect;
$this->addRequestConditions($subSelect, $subRequest);
}
}
}
}
public function testStorage()
{
$whereConditions = [new AclCondition('test', 'id', [])];
$joinConditions = [new JoinAclCondition('testJoin', 'id', [])];
$subRequests = [new SubRequestAclConditionStorage([], [])];
$storage = new AclConditionStorage([], []);
$this->assertTrue($storage->isEmpty());
$storage->setJoinConditions($joinConditions);
$this->assertFalse($storage->isEmpty());
$storage->setJoinConditions([]);
$storage->setWhereConditions($whereConditions);
$this->assertFalse($storage->isEmpty());
$storage->setWhereConditions([]);
$storage->setSubRequests($subRequests);
$this->assertFalse($storage->isEmpty());
$storage->setWhereConditions($whereConditions);
$storage->setJoinConditions($joinConditions);
$this->assertEquals($whereConditions, $storage->getWhereConditions());
$this->assertEquals($joinConditions, $storage->getJoinConditions());
$this->assertEquals($subRequests, $storage->getSubRequests());
}
