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<?php |
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/** |
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* @copyright Copyright (C) eZ Systems AS. All rights reserved. |
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* @license For full copyright and license information view LICENSE file distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace eZ\Publish\Core\Persistence\Legacy\Content\Query\CriterionHandler; |
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use Doctrine\DBAL\Connection; |
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use Doctrine\DBAL\ParameterType; |
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use eZ\Publish\API\Repository\Exceptions\NotImplementedException; |
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use eZ\Publish\API\Repository\Values\Content\Query\Criterion; |
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use Doctrine\DBAL\Query\QueryBuilder; |
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use eZ\Publish\Core\Persistence\Legacy\Content\Query\CriterionHandler; |
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/** |
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* Optional abstract Base with utility functions for common needs. |
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*/ |
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abstract class Base implements CriterionHandler |
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{ |
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/** |
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* Map of criterion operators to the respective function names |
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* in the DoctrineDatabase DBAL. |
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* |
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* @var array |
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*/ |
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protected const DBAL_COMPARIONS_MAP = [ |
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Criterion\Operator::EQ => 'eq', |
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Criterion\Operator::GT => 'gt', |
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Criterion\Operator::GTE => 'gte', |
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Criterion\Operator::LT => 'lt', |
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Criterion\Operator::LTE => 'lte', |
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]; |
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protected function operateInt(QueryBuilder $query, string $column, Criterion $criterion): string |
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{ |
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if ($criterion->operator === Criterion\Operator::IN) { |
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return $query->expr()->in( |
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$column, |
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$query->createNamedParameter((array)$criterion->value, Connection::PARAM_INT_ARRAY) |
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); |
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} |
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if (!isset(self::DBAL_COMPARIONS_MAP[$criterion->operator])) { |
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throw new NotImplementedException(sprintf("Operator '%s' not implemented for criterion '%s'", $criterion->operator, get_class($criterion))); |
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} |
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$functionName = self::DBAL_COMPARIONS_MAP[$criterion->operator]; |
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return $query->expr()->$functionName( |
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$column, |
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$query->createNamedParameter((array)$criterion->value, ParameterType::INTEGER) |
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); |
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} |
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protected function operateString(QueryBuilder $query, string $column, Criterion $criterion): string |
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{ |
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if ($criterion->operator === Criterion\Operator::IN) { |
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return $query->expr()->in( |
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$column, |
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$query->createNamedParameter((array)$criterion->value, Connection::PARAM_STR_ARRAY) |
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); |
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} |
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if (!isset(self::DBAL_COMPARIONS_MAP[$criterion->operator])) { |
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throw new NotImplementedException(sprintf("Operator '%s' not implemented for criterion '%s'", $criterion->operator, get_class($criterion))); |
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} |
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$functionName = self::DBAL_COMPARIONS_MAP[$criterion->operator]; |
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return $query->expr()->$functionName( |
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$column, |
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$query->createNamedParameter((array)$criterion->value, ParameterType::STRING) |
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); |
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} |
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/** |
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* Adds main location left join, if location is not already present as from OR join. |
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* |
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* @param QueryBuilder $query |
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*/ |
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protected function addMainLocationTableIfNeeded(QueryBuilder $query): void |
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{ |
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if ($this->queryPartExists($query, 'from', 'l')) { |
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return; |
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} |
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$this->addLeftJoinIfNeeded( |
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$query, |
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'content', |
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'ezcontentobject_tree', |
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'location', |
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'location.contentobject_id = content.id AND location.node_id = location.main_node_id' |
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); |
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} |
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/** |
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* Adds a inner join if needed, unique key needs to be $alias across all joins. |
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* |
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* <code> |
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* $this->addInnerJoinIfNeeded($queryBuilder, 'u', 'phonenumbers', 'p', 'p.is_primary = 1'); |
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* </code> |
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* |
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* @param QueryBuilder $query |
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* @param string $fromAlias The alias that points to a from clause. |
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* @param string $join The table name to join. |
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* @param string $alias The alias of the join table. |
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* @param string $condition The condition for the join. |
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*/ |
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protected function addInnerJoinIfNeeded(QueryBuilder $query, string $fromAlias, string $join, string $alias, string $condition = null): void |
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{ |
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if ($this->queryPartExists($query, 'join', $alias)) { |
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return; |
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} |
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$query->innerJoin($fromAlias, $join, $alias, $condition); |
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} |
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/** |
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* Adds a left "outer" join if needed, unique key needs to be $alias across all joins. |
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* |
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* Warning: Any where on joined table will be ignored if there is no matching row(s) within $condition. |
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* |
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* <code> |
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* $this->addLeftJoinIfNeeded($queryBuilder, 'u', 'phonenumbers', 'p', 'p.is_primary = 1'); |
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* </code> |
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* |
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* @param QueryBuilder $query |
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* @param string $fromAlias The alias that points to a from clause. |
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* @param string $join The table name to join. |
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* @param string $alias The alias of the join table. |
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* @param string $condition The condition for the join. |
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*/ |
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protected function addLeftJoinIfNeeded(QueryBuilder $query, string $fromAlias, string $join, string $alias, string $condition = null): void |
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{ |
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if ($this->queryPartExists($query, 'join', $alias)) { |
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return; |
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} |
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$query->leftJoin($fromAlias, $join, $alias, $condition); |
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} |
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/** |
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* @internal |
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*/ |
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private function queryPartExists(QueryBuilder $query, string $queryPartName, string $alias): bool |
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{ |
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foreach ($query->getQueryPart($queryPartName) as $part){ |
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if ($queryPartName === 'join' && isset($part['joinAlias']) && $part['joinAlias'] === $alias) { |
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return true; |
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} |
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if ($queryPartName === 'from' && isset($part['alias']) && $part['alias'] === $alias) { |
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return true; |
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} |
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} |
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return false; |
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} |
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} |
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ezsystems /
ezpublish-kernel
