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<?php |
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namespace kalanis\kw_mapper\Storage\Database\Dialects; |
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use kalanis\kw_mapper\Interfaces\IQueryBuilder; |
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use kalanis\kw_mapper\MapperException; |
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use kalanis\kw_mapper\Storage\Shared\QueryBuilder; |
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/** |
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* Class MySQL |
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* @package kalanis\kw_mapper\Storage\Database\Dialects |
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* Create queries for MySQL / MariaDB / Percona servers |
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*/ |
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class MySQL extends ADialect |
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{ |
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use TEscapedDialect; |
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public function insert(QueryBuilder $builder) |
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{ |
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return sprintf('INSERT INTO `%s` SET %s;', |
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$builder->getBaseTable(), |
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$this->makeProperty($builder->getProperties()) |
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); |
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} |
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public function select(QueryBuilder $builder) |
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{ |
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return sprintf('SELECT %s FROM `%s` %s %s%s%s%s%s;', |
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$this->makeFullColumns($builder->getColumns()), |
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$builder->getBaseTable(), |
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$this->makeJoin($builder->getJoins()), |
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$this->makeFullConditions($builder->getConditions(), $builder->getRelation()), |
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$this->makeFullGrouping($builder->getGrouping()), |
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$this->makeFullHaving($builder->getHavingCondition(), $builder->getRelation()), |
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$this->makeFullOrdering($builder->getOrdering()), |
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$this->makeLimits($builder->getLimit(), $builder->getOffset()) |
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); |
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} |
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public function update(QueryBuilder $builder) |
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{ |
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return sprintf('UPDATE `%s` SET %s%s%s;', |
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$builder->getBaseTable(), |
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$this->makeProperty($builder->getProperties()), |
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$this->makeFullConditions($builder->getConditions(), $builder->getRelation()), |
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$this->makeLimits($builder->getOffset(), null) |
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); |
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} |
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public function delete(QueryBuilder $builder) |
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{ |
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return sprintf('DELETE FROM `%s`%s%s;', |
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$builder->getBaseTable(), |
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$this->makeFullConditions($builder->getConditions(), $builder->getRelation()), |
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$this->makeLimits($builder->getLimit(), null) |
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); |
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} |
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public function describe(QueryBuilder $builder) |
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{ |
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return sprintf('DESCRIBE `%s`;', $builder->getBaseTable() ); |
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} |
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/** |
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* @param string $operation |
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* @throws MapperException |
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* @return string |
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* @codeCoverageIgnore too many options |
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*/ |
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public function translateOperation(string $operation): string |
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{ |
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switch ($operation) { |
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case IQueryBuilder::OPERATION_NULL: |
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return 'IS NULL'; |
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case IQueryBuilder::OPERATION_NNULL: |
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return 'IS NOT NULL'; |
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case IQueryBuilder::OPERATION_EQ: |
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return '<=>'; |
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case IQueryBuilder::OPERATION_NEQ: |
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return '!='; |
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case IQueryBuilder::OPERATION_GT: |
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return '>'; |
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case IQueryBuilder::OPERATION_GTE: |
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return '>='; |
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case IQueryBuilder::OPERATION_LT: |
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return '<'; |
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case IQueryBuilder::OPERATION_LTE: |
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return '<='; |
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case IQueryBuilder::OPERATION_LIKE: |
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return 'LIKE'; |
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case IQueryBuilder::OPERATION_NLIKE: |
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return 'NOT LIKE'; |
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case IQueryBuilder::OPERATION_REXP: |
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return 'REGEX'; |
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case IQueryBuilder::OPERATION_IN: |
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return 'IN'; |
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case IQueryBuilder::OPERATION_NIN: |
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return 'NOT IN'; |
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default: |
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throw new MapperException(sprintf('Unknown operation *%s*', $operation)); |
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} |
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} |
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protected function makeLimits(?int $limit, ?int $offset): string |
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{ |
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return is_null($limit) |
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? '' |
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: (is_null($offset) |
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? sprintf(' LIMIT %d', $limit) |
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: sprintf(' LIMIT %d,%d', $offset, $limit) |
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) |
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; |
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} |
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public function availableJoins(): array |
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{ |
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return [ |
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IQueryBuilder::JOIN_BASIC, |
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IQueryBuilder::JOIN_INNER, |
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IQueryBuilder::JOIN_CROSS, |
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IQueryBuilder::JOIN_LEFT, |
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IQueryBuilder::JOIN_RIGHT, |
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]; |
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} |
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} |
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alex-kalanis /
kw_mapper
