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N°2272 - OQL performance (testability)

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Eric
2019-09-05 09:37:28 +02:00
parent 3fde778c0c
commit aac6ab0fc6
18 changed files with 4335 additions and 861 deletions
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186
core/querybuilderexpressions.class.inc.php Normal file
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<?php
class QueryBuilderExpressions
{
/**
* @var Expression
*/
protected $m_oConditionExpr;
/**
* @var Expression[]
*/
protected $m_aSelectExpr;
/**
* @var Expression[]
*/
protected $m_aGroupByExpr;
/**
* @var Expression[]
*/
protected $m_aJoinFields;
/**
* @var string[]
*/
protected $m_aClassIds;
public function __construct(DBObjectSearch $oSearch, $aGroupByExpr = null, $aSelectExpr = null)
{
$this->m_oConditionExpr = $oSearch->GetCriteria();
if (!$oSearch->GetShowObsoleteData())
{
foreach ($oSearch->GetSelectedClasses() as $sAlias => $sClass)
{
if (MetaModel::IsObsoletable($sClass))
{
$oNotObsolete = new BinaryExpression(new FieldExpression('obsolescence_flag', $sAlias), '=', new ScalarExpression(0));
$this->m_oConditionExpr = $this->m_oConditionExpr->LogAnd($oNotObsolete);
}
}
}
$this->m_aSelectExpr = is_null($aSelectExpr) ? array() : $aSelectExpr;
$this->m_aGroupByExpr = $aGroupByExpr;
$this->m_aJoinFields = array();
$this->m_aClassIds = array();
foreach ($oSearch->GetJoinedClasses() as $sClassAlias => $sClass)
{
$this->m_aClassIds[$sClassAlias] = new FieldExpression('id', $sClassAlias);
}
}
public function GetSelect()
{
return $this->m_aSelectExpr;
}
public function GetGroupBy()
{
return $this->m_aGroupByExpr;
}
public function GetCondition()
{
return $this->m_oConditionExpr;
}
/**
* @return Expression|mixed
*/
public function PopJoinField()
{
return array_pop($this->m_aJoinFields);
}
/**
* @param string $sAttAlias
* @param Expression $oExpression
*/
public function AddSelect($sAttAlias, Expression $oExpression)
{
$this->m_aSelectExpr[$sAttAlias] = $oExpression;
}
/**
* @param Expression $oExpression
*/
public function AddCondition(Expression $oExpression)
{
$this->m_oConditionExpr = $this->m_oConditionExpr->LogAnd($oExpression);
}
/**
* @param Expression $oExpression
*/
public function PushJoinField(Expression $oExpression)
{
array_push($this->m_aJoinFields, $oExpression);
}
/**
* Get tables representing the queried objects
* Could be further optimized: when the first join is an outer join, then the rest can be omitted
*
* @param array $aTables
*
* @return array
*/
public function GetMandatoryTables(&$aTables = null)
{
if (is_null($aTables))
{
$aTables = array();
}
foreach ($this->m_aClassIds as $sClass => $oExpression)
{
$oExpression->CollectUsedParents($aTables);
}
return $aTables;
}
public function GetUnresolvedFields($sAlias, &$aUnresolved)
{
$this->m_oConditionExpr->GetUnresolvedFields($sAlias, $aUnresolved);
foreach ($this->m_aSelectExpr as $sColAlias => $oExpr)
{
$oExpr->GetUnresolvedFields($sAlias, $aUnresolved);
}
if ($this->m_aGroupByExpr)
{
foreach ($this->m_aGroupByExpr as $sColAlias => $oExpr)
{
$oExpr->GetUnresolvedFields($sAlias, $aUnresolved);
}
}
foreach ($this->m_aJoinFields as $oExpression)
{
$oExpression->GetUnresolvedFields($sAlias, $aUnresolved);
}
}
public function Translate($aTranslationData, $bMatchAll = true, $bMarkFieldsAsResolved = true)
{
$this->m_oConditionExpr = $this->m_oConditionExpr->Translate($aTranslationData, $bMatchAll, $bMarkFieldsAsResolved);
foreach ($this->m_aSelectExpr as $sColAlias => $oExpr)
{
$this->m_aSelectExpr[$sColAlias] = $oExpr->Translate($aTranslationData, $bMatchAll, $bMarkFieldsAsResolved);
}
if ($this->m_aGroupByExpr)
{
foreach ($this->m_aGroupByExpr as $sColAlias => $oExpr)
{
$this->m_aGroupByExpr[$sColAlias] = $oExpr->Translate($aTranslationData, $bMatchAll, $bMarkFieldsAsResolved);
}
}
foreach ($this->m_aJoinFields as $index => $oExpression)
{
$this->m_aJoinFields[$index] = $oExpression->Translate($aTranslationData, $bMatchAll, $bMarkFieldsAsResolved);
}
foreach ($this->m_aClassIds as $sClass => $oExpression)
{
$this->m_aClassIds[$sClass] = $oExpression->Translate($aTranslationData, $bMatchAll, $bMarkFieldsAsResolved);
}
}
public function RenameParam($sOldName, $sNewName)
{
$this->m_oConditionExpr->RenameParam($sOldName, $sNewName);
foreach ($this->m_aSelectExpr as $sColAlias => $oExpr)
{
$this->m_aSelectExpr[$sColAlias] = $oExpr->RenameParam($sOldName, $sNewName);
}
if ($this->m_aGroupByExpr)
{
foreach ($this->m_aGroupByExpr as $sColAlias => $oExpr)
{
$this->m_aGroupByExpr[$sColAlias] = $oExpr->RenameParam($sOldName, $sNewName);
}
}
foreach ($this->m_aJoinFields as $index => $oExpression)
{
$this->m_aJoinFields[$index] = $oExpression->RenameParam($sOldName, $sNewName);
}
}
}