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<?php |
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namespace WebComplete\core\condition; |
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use Doctrine\DBAL\Query\QueryBuilder; |
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class ConditionDbParser |
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{ |
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/** @var array */ |
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protected $map = []; |
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/** |
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* @param QueryBuilder $queryBuilder |
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* @param Condition|null $condition |
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* @param array|null $map |
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*/ |
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public function parse(QueryBuilder $queryBuilder, Condition $condition = null, array $map = null) |
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{ |
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if ($condition === null) { |
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return; |
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} |
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if ($map) { |
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$this->map = \array_flip($map); |
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} |
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$this->parseConditions($queryBuilder, $condition); |
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foreach ($condition->getSort() as $field => $direction) { |
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$queryBuilder->orderBy($this->mapField($field), $direction === \SORT_DESC ? 'desc' : 'asc'); |
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} |
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if ($offset = (int)$condition->getOffset()) { |
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$queryBuilder->setFirstResult($offset); |
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} |
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if ($limit = (int)$condition->getLimit()) { |
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$queryBuilder->setMaxResults($limit); |
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} |
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} |
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/** |
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* @param QueryBuilder $queryBuilder |
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* @param Condition $condition |
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*/ |
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protected function parseConditions(QueryBuilder $queryBuilder, Condition $condition) |
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{ |
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foreach ($condition->getConditions() as $cond) { |
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if (!\is_array($cond)) { |
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continue; |
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} |
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$cond = \array_values($cond); |
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$type = \array_shift($cond); |
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switch ($type) { |
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case Condition::EQUALS: |
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$this->parseSimpleCondition('=', $queryBuilder, $cond); |
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break; |
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case Condition::NOT_EQUALS: |
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$this->parseSimpleCondition('<>', $queryBuilder, $cond); |
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break; |
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case Condition::LESS_THAN: |
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$this->parseSimpleCondition('<', $queryBuilder, $cond); |
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break; |
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case Condition::GREATER_THAN: |
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$this->parseSimpleCondition('>', $queryBuilder, $cond); |
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break; |
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case Condition::LESS_OR_EQUALS: |
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$this->parseSimpleCondition('<=', $queryBuilder, $cond); |
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break; |
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case Condition::GREATER_OR_EQUALS: |
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$this->parseSimpleCondition('>=', $queryBuilder, $cond); |
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break; |
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case Condition::BETWEEN: |
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$this->parseBetweenCondition($queryBuilder, $cond); |
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break; |
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case Condition::LIKE: |
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$this->parseLikeCondition($queryBuilder, $cond); |
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break; |
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case Condition::IN: |
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$this->parseInCondition($queryBuilder, $cond); |
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break; |
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} |
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} |
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} |
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/** |
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* @param QueryBuilder $queryBuilder |
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* @param $cond |
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*/ |
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protected function parseLikeCondition(QueryBuilder $queryBuilder, $cond) |
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{ |
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$value = $cond[2] ? '%' : ''; |
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$value .= $cond[1]; |
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$value .= $cond[3] ? '%' : ''; |
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$field = $this->mapField($cond[0]); |
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$queryBuilder->andWhere("{$field} LIKE " . $queryBuilder->createNamedParameter($value)); |
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} |
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/** |
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* @param QueryBuilder $queryBuilder |
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* @param $cond |
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*/ |
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protected function parseInCondition(QueryBuilder $queryBuilder, $cond) |
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{ |
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if ($cond[1]) { |
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$isNumeric = $cond[2]; |
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$sql = ''; |
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/** @var array $values */ |
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$values = $cond[1]; |
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foreach ($values as $v) { |
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$sql .= ($isNumeric ? (float)$v : $queryBuilder->createNamedParameter($v)) . ','; |
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} |
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$field = $this->mapField($cond[0]); |
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$queryBuilder->andWhere("{$field} IN (" . \rtrim($sql, ',') . ')'); |
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} else { |
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$queryBuilder->andWhere('1 = 2'); // IN empty array is always false |
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} |
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} |
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/** |
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* @param QueryBuilder $queryBuilder |
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* @param $cond |
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*/ |
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protected function parseBetweenCondition(QueryBuilder $queryBuilder, $cond) |
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{ |
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$field = $this->mapField($cond[0]); |
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$queryBuilder->andWhere("{$field} BETWEEN " . $queryBuilder->createNamedParameter($cond[1]) |
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. ' AND ' . $queryBuilder->createNamedParameter($cond[2])); |
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} |
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/** |
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* @param string $exp |
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* @param QueryBuilder $queryBuilder |
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* @param $cond |
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*/ |
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protected function parseSimpleCondition(string $exp, QueryBuilder $queryBuilder, $cond) |
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{ |
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$field = $this->mapField($cond[0]); |
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$queryBuilder->andWhere("{$field} $exp " . $queryBuilder->createNamedParameter($cond[1])); |
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} |
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/** |
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* @param $field |
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* |
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* @return mixed |
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*/ |
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protected function mapField($field) |
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{ |
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return $this->map[$field] ?? $field; |
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} |
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} |
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web-complete /
core
