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<?php |
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/** |
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* PHPPgAdmin 6.1.0 |
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*/ |
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namespace PHPPgAdmin; |
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/** |
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* @file |
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* Class to represent a database connection |
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* |
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* Id: Connection.php,v 1.15 2008/02/18 21:42:47 ioguix Exp $ |
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*/ |
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class Connection |
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{ |
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use \PHPPgAdmin\Traits\HelperTrait; |
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public $conn; |
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public $platform = 'UNKNOWN'; |
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/** |
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* @var string |
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*/ |
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public $driver; |
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protected $container; |
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protected $server_info; |
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protected $version_dictionary = [ |
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'13' => 'Postgres13', |
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'12' => 'Postgres12', |
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'11' => 'Postgres11', |
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'10' => 'Postgres10', |
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'9.7' => 'Postgres96', |
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'9.6' => 'Postgres96', |
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'9.5' => 'Postgres95', |
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'9.4' => 'Postgres94', |
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'9.3' => 'Postgres93', |
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'9.2' => 'Postgres92', |
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'9.1' => 'Postgres91', |
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'9.0' => 'Postgres90', |
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]; |
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/** |
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* @var string |
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*/ |
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private $pgVersion; |
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/** |
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* @var string |
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*/ |
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private $_captured_error; |
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private $adodb_driver = 'postgres9'; |
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// The backend platform. Set to UNKNOWN by default. |
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private $_connection_result; |
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/** |
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* Creates a new connection. Will actually make a database connection. |
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* |
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* @param array $server_info |
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* @param string $database database name |
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* @param \PHPPgAdmin\ContainerUtils $container |
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* @param int $fetchMode Defaults to associative. Override for different behaviour |
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*/ |
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public function __construct($server_info, $database, $container, $fetchMode = ADODB_FETCH_ASSOC) |
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{ |
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$host = $server_info['host']; |
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$port = $server_info['port']; |
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$sslmode = $server_info['sslmode']; |
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$user = $server_info['username']; |
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$password = $server_info['password']; |
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$this->server_info = $server_info; |
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$this->container = $container; |
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$this->conn = 'pdo' === $this->adodb_driver ? |
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$this->getPDOConnection($host, $port, $sslmode, $database, $user, $password, $fetchMode) : |
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$this->getPG9Connection($host, $port, $sslmode, $database, $user, $password, $fetchMode); |
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$this->conn->setFetchMode($fetchMode); |
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//$this->prtrace($this->conn); |
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} |
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public function getVersion(): string |
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{ |
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return $this->pgVersion; |
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} |
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/** |
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* Gets the name of the correct database driver to use. As a side effect, |
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* sets the platform. |
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* |
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* @param string $description A description of the database and version (returns by reference) |
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* |
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* @return string The driver. e.g. Postgres96 |
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*/ |
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public function getDriver(&$description) |
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{ |
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if (!$this->conn->IsConnected()) { |
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return null; |
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} |
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$serverInfo = $this->conn->ServerInfo(); |
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$this->dump($serverInfo); |
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$this->pgVersion = $serverInfo['version']; |
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$description = "PostgreSQL {$this->pgVersion}"; |
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$version_parts = \explode('.', $this->pgVersion); |
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if ((int) (10 <= $version_parts[0])) { |
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$major_version = $version_parts[0]; |
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} else { |
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$major_version = \implode('.', [$version_parts[0], $version_parts[1]]); |
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} |
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// if major version is less than 9 return null, we don't support it |
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if (9 > (float) $major_version) { |
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$this->driver = null; |
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return null; |
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} |
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$this->driver = 'Postgres'; |
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//$this->prtrace(['pg_version' => pg_version($this->conn->_connectionID), 'version' => $version, 'major_version' => $major_version]); |
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// Detect version and choose appropriate database driver |
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if (\array_key_exists($major_version, $this->version_dictionary)) { |
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$this->driver = $this->version_dictionary[$major_version]; |
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} |
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// If unknown version, then default to latest driver |
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return $this->driver; |
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} |
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/** |
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* Get the last error in the connection. |
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* |
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* @return string Error string |
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*/ |
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public function getLastError() |
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{ |
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return $this->conn->ErrorMsg(); |
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} |
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private function getPG9Connection( |
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string $host, |
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int $port, |
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string $sslmode, |
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?string $database, |
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?string $user, |
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?string $password, |
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int $fetchMode = \ADODB_FETCH_ASSOC |
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): \ADODB_postgres9 { |
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$this->conn = ADONewConnection('postgres9'); |
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$this->conn->setFetchMode($fetchMode); |
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// Ignore host if null |
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if (null === $host || '' === $host) { |
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if (null !== $port && '' !== $port) { |
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$pghost = ':' . $port; |
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} else { |
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$pghost = ''; |
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} |
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} else { |
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$pghost = "{$host}:{$port}"; |
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} |
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// Add sslmode to $pghost as needed |
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if (('disable' === $sslmode) || ('allow' === $sslmode) || ('prefer' === $sslmode) || ('require' === $sslmode)) { |
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$pghost .= ':' . $sslmode; |
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} elseif ('legacy' === $sslmode) { |
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$pghost .= ' requiressl=1'; |
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} |
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\ob_start(); |
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$this->_connection_result = $this->conn->connect($pghost, $user, $password, $database); |
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$this->_captured_error = \ob_get_clean(); |
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return $this->conn; |
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} |
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private function getPDOConnection( |
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string $host, |
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int $port, |
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string $sslmode, |
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?string $database, |
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?string $user, |
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?string $password, |
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int $fetchMode = \ADODB_FETCH_ASSOC |
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): \ADODB_pdo { |
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$this->conn = ADONewConnection('pdo'); |
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$this->conn->setFetchMode($fetchMode); |
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$dsnString = \sprintf('pgsql:host=%s;port=%d;dbname=%s;sslmode=%s;application_name=PHPPgAdmin6', $host, $port, $database, $sslmode); |
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$this->conn->connect($dsnString, $user, $password); |
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return $this->conn; |
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} |
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} |
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HuasoFoundries /
phpPgAdmin6
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