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<?php |
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namespace Lagdo\DbAdmin\Driver\Db\Pdo; |
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use Exception; |
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use Lagdo\DbAdmin\Driver\Db\Connection as AbstractConnection; |
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use Lagdo\DbAdmin\Driver\Db\Pdo\Statement; |
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use Lagdo\DbAdmin\Driver\Exception\AuthException; |
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use PDO; |
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use function count; |
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abstract class Connection extends AbstractConnection |
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{ |
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/** |
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* Create a PDO connection |
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* |
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* @param string $dsn |
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* @param string $username |
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* @param string $password |
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* @param array $options |
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* |
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* @return void |
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*/ |
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public function dsn(string $dsn, string $username, string $password, array $options = []) |
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{ |
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try { |
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$this->client = new PDO($dsn, $username, $password, $options); |
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} catch (Exception $ex) { |
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// auth_error(h($ex->getMessage())); |
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throw new AuthException($this->utils->str->html($ex->getMessage())); |
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} |
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$this->client->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_WARNING); |
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$this->client->setAttribute(PDO::ATTR_STATEMENT_CLASS, array(Statement::class)); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function serverInfo() |
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{ |
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return @$this->client->getAttribute(PDO::ATTR_SERVER_VERSION); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function quote(string $string) |
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{ |
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return $this->client->quote($string); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function query(string $query, bool $unbuffered = false) |
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{ |
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$statement = $this->client->query($query); |
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$this->driver->setError(); |
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if (!$statement) { |
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list(, $errno, $error) = $this->client->errorInfo(); |
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$this->driver->setErrno($errno); |
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$this->driver->setError(($error) ? $error : $this->utils->trans->lang('Unknown error.')); |
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return false; |
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} |
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// rowCount() is not guaranteed to work with all drivers |
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if (($statement->numRows = $statement->rowCount()) > 0) { |
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$this->setAffectedRows($statement->numRows); |
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} |
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return $statement; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function multiQuery(string $query) |
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{ |
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$this->statement = $this->driver->execute($query); |
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return $this->statement !== false; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function storedResult() |
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{ |
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if (!$this->statement) { |
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return null; |
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} |
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// rowCount() is not guaranteed to work with all drivers |
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if ($this->statement->rowCount() > 0) { |
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$this->setAffectedRows($this->statement->rowCount()); |
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} |
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return $this->statement; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function nextResult() |
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{ |
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if (!$this->statement) { |
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return false; |
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} |
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$this->statement->offset = 0; |
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return $this->statement->nextRowset(); // @ - PDO_PgSQL doesn't support it |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function result(string $query, int $field = -1) |
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{ |
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if ($field < 0) { |
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$field = $this->defaultField(); |
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} |
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if (!($statement = $this->driver->execute($query))) { |
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return null; |
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} |
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if (!($row = $statement->fetchRow())) { |
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return null; |
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} |
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return count($row) > $field ? $row[$field] : null; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function close() |
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{ |
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$this->client = null; |
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} |
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} |
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lagdo /
dbadmin-driver
