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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Db\Pgsql\Schema; |
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use Yiisoft\Db\Expression\ArrayExpression; |
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use Yiisoft\Db\Expression\ExpressionInterface; |
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use Yiisoft\Db\Expression\JsonExpression; |
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use Yiisoft\Db\Pgsql\Query\ArrayParser; |
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use Yiisoft\Db\Schema\ColumnSchema; |
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use function array_walk_recursive; |
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use function in_array; |
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use function is_array; |
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use function is_string; |
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use function json_decode; |
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use function strtolower; |
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final class PgsqlColumnSchema extends ColumnSchema |
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{ |
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/** |
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* @var int the dimension of array. Defaults to 0, means this column is not an array. |
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*/ |
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private int $dimension = 0; |
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/** |
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* @var string name of associated sequence if column is auto-incremental. |
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*/ |
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private ?string $sequenceName = null; |
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/** |
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* Converts the input value according to {@see type} and {@see dbType} for use in a db query. |
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* |
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* If the value is null or an {@see Expression}, it will not be converted. |
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* |
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* @param mixed $value input value |
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* |
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* @return mixed converted value. This may also be an array containing the value as the first element and the PDO |
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* type as the second element. |
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*/ |
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public function dbTypecast($value) |
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{ |
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if ($value === null) { |
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return $value; |
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} |
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if ($value instanceof ExpressionInterface) { |
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return $value; |
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} |
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if ($this->dimension > 0) { |
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return new ArrayExpression($value, $this->getDbType(), $this->dimension); |
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} |
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if (in_array($this->getDbType(), [PgsqlSchema::TYPE_JSON, PgsqlSchema::TYPE_JSONB], true)) { |
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return new JsonExpression($value, $this->getDbType()); |
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} |
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return $this->typecast($value); |
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} |
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/** |
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* Converts the input value according to {@see phpType} after retrieval from the database. |
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* |
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* If the value is null or an {@see Expression}, it will not be converted. |
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* |
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* @param mixed $value input value |
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* |
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* @return mixed converted value |
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*/ |
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public function phpTypecast($value) |
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{ |
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if ($this->dimension > 0) { |
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if (!is_array($value)) { |
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$value = $this->getArrayParser()->parse($value); |
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} |
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if (is_array($value)) { |
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array_walk_recursive($value, function (&$val) { |
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$val = $this->phpTypecastValue($val); |
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}); |
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} elseif ($value === null) { |
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return null; |
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} |
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return $value; |
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} |
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return $this->phpTypecastValue($value); |
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} |
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/** |
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* Casts $value after retrieving from the DBMS to PHP representation. |
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* |
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* @param string|int|null $value |
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* |
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* @return bool|mixed|null |
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*/ |
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protected function phpTypecastValue($value) |
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{ |
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if ($value === null) { |
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return null; |
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} |
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switch ($this->getType()) { |
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case PgsqlSchema::TYPE_BOOLEAN: |
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$value = is_string($value) ? strtolower($value) : $value; |
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switch ($value) { |
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case 't': |
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case 'true': |
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return true; |
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case 'f': |
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case 'false': |
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return false; |
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} |
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return (bool) $value; |
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case PgsqlSchema::TYPE_JSON: |
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return json_decode($value, true, 512, JSON_THROW_ON_ERROR); |
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} |
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return parent::phpTypecast($value); |
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} |
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/** |
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* Creates instance of ArrayParser. |
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* |
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* @return ArrayParser |
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*/ |
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protected function getArrayParser(): ArrayParser |
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{ |
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static $parser = null; |
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if ($parser === null) { |
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$parser = new ArrayParser(); |
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} |
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return $parser; |
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} |
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public function getDimension(): int |
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{ |
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return $this->dimension; |
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} |
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public function getSequenceName(): ?string |
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{ |
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return $this->sequenceName; |
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} |
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public function dimension(int $dimension): void |
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{ |
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$this->dimension = $dimension; |
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} |
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public function sequenceName(?string $sequenceName): void |
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{ |
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$this->sequenceName = $sequenceName; |
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} |
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} |
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yiisoft /
db-pgsql
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