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<?php |
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namespace ORM\Dbal; |
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use ORM\Exception; |
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use ORM\QueryBuilder\QueryBuilder; |
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use PDO; |
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/** |
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* Database abstraction for PostgreSQL databases |
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* |
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* @package ORM\Dbal |
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* @author Thomas Flori <[email protected]> |
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*/ |
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class Pgsql extends Dbal |
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{ |
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protected static $typeMapping = [ |
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'integer' => Type\Number::class, |
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'smallint' => Type\Number::class, |
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'bigint' => Type\Number::class, |
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'numeric' => Type\Number::class, |
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'real' => Type\Number::class, |
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'double precision' => Type\Number::class, |
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'money' => Type\Number::class, |
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'character varying' => Type\VarChar::class, |
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'character' => Type\VarChar::class, |
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'text' => Type\Text::class, |
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'date' => Type\DateTime::class, |
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'timestamp without time zone' => Type\DateTime::class, |
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'timestamp with time zone' => Type\DateTime::class, |
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'time without time zone' => Type\Time::class, |
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'time with time zone' => Type\Time::class, |
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'json' => Type\Json::class, |
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'boolean' => Type\Boolean::class, |
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]; |
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protected $booleanTrue = 'true'; |
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protected $booleanFalse = 'false'; |
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public function insert($entity, $useAutoIncrement = true) |
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{ |
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$statement = $this->buildInsertStatement($entity); |
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$pdo = $this->entityManager->getConnection(); |
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if ($useAutoIncrement && $entity::isAutoIncremented()) { |
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$statement .= ' RETURNING ' . $entity::getColumnName($entity::getPrimaryKeyVars()[0]); |
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$result = $pdo->query($statement); |
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return $result->fetchColumn(); |
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} |
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$pdo->query($statement); |
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$this->entityManager->sync($entity, true); |
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return true; |
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} |
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public function describe($schemaTable) |
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{ |
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$table = explode($this->identifierDivider, $schemaTable); |
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list($schema, $table) = count($table) === 2 ? $table : ['public', $table[0]]; |
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$query = new QueryBuilder('INFORMATION_SCHEMA.COLUMNS', '', $this->entityManager); |
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$query->where('table_name', $table)->andWhere('table_schema', $schema); |
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$query->columns([ |
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'column_name', 'column_default', 'data_type', 'is_nullable', 'character_maximum_length', |
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'datetime_precision' |
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]); |
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$result = $this->entityManager->getConnection()->query($query->getQuery()); |
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$rawColumns = $result->fetchAll(PDO::FETCH_ASSOC); |
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if (count($rawColumns) === 0) { |
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throw new Exception('Unknown table ' . $schemaTable); |
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} |
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$cols = array_map(function ($columnDefinition) { |
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if (isset(static::$typeMapping[$columnDefinition['data_type']])) { |
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$columnDefinition['type'] = static::$typeMapping[$columnDefinition['data_type']]; |
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} |
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return new Column($this, $columnDefinition); |
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}, $rawColumns); |
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return new Table($cols); |
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} |
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} |
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tflori /
orm
