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Code Issues Releases Wiki Activity

Use common parent for Db

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This commit is contained in:
Jakub Vrana
2025-03-27 15:28:14 +01:00
parent 0578b5c490
commit e2deed9a02
18 changed files with 167 additions and 298 deletions
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15
adminer/drivers/mssql.inc.php
View File

@@ -12,8 +12,8 @@ $drivers["mssql"] = "MS SQL";
if (isset($_GET["mssql"])) {
define('Adminer\DRIVER', "mssql");
if (extension_loaded("sqlsrv") && $_GET["ext"] != "pdo") {
class Db {
public $extension = "sqlsrv", $flavor = '', $server_info, $affected_rows, $errno, $error;
class Db extends SqlDb {
public $extension = "sqlsrv";
private $link, $result;
private function get_error() {
@@ -95,15 +95,6 @@ if (isset($_GET["mssql"])) {
function next_result() {
return $this->result ? sqlsrv_next_result($this->result) : null;
}
function result($query, $field = 0) {
$result = $this->query($query);
if (!is_object($result)) {
return false;
}
$row = $result->fetch_row();
return $row[$field];
}
}
class Result {
@@ -168,7 +159,7 @@ if (isset($_GET["mssql"])) {
}
} else {
class MssqlDb extends PdoDb {
abstract class MssqlDb extends PdoDb {
function select_db($database) {
// database selection is separated from the connection so dbname in DSN can't be used
return $this->query(use_sql($database));

83
adminer/drivers/mysql.inc.php
View File

@@ -47,7 +47,7 @@ if (!defined('Adminer\DRIVER')) {
function result($query, $field = 0) {
$result = $this->query($query);
if (!$result) {
if (!is_object($result)) {
return false;
}
$row = $result->fetch_array();
@@ -60,24 +60,9 @@ if (!defined('Adminer\DRIVER')) {
}
} elseif (extension_loaded("mysql") && !((ini_bool("sql.safe_mode") || ini_bool("mysql.allow_local_infile")) && extension_loaded("pdo_mysql"))) {
class Db {
/** @var string */ public $extension = "MySQL"; // extension name
/** @var string */ public $flavor = ''; // different vendor with the same API; e.g. MariaDB; usually stays empty
/** @var string */ public $server_info; // server version
/** @var int */ public $affected_rows; // number of affected rows
/** @var string */ public $info; // see https://php.net/mysql_info
/** @var int */ public $errno; // last error code
/** @var string */ public $error; // last error message
class Db extends SqlDb {
/** @var resource */ private $link;
/** @var \mysqli */ private $link;
/** @var Result */ private $result;
/** Connect to server
* @param string
* @param string
* @param string
* @return bool
*/
function connect($server, $username, $password) {
if (ini_bool("mysql.allow_local_infile")) {
$this->error = lang('Disable %s or enable %s or %s extensions.', "'mysql.allow_local_infile'", "MySQLi", "PDO_MySQL");
@@ -113,27 +98,14 @@ if (!defined('Adminer\DRIVER')) {
return $this->query("SET NAMES $charset");
}
/** Quote string to use in SQL
* @param string
* @return string escaped string enclosed in '
*/
function quote($string) {
return "'" . mysql_real_escape_string($string, $this->link) . "'";
}
/** Select database
* @param string
* @return bool
*/
function select_db($database) {
return mysql_select_db($database, $this->link);
}
/** Send query
* @param string
* @param bool
* @return Result|bool
*/
function query($query, $unbuffered = false) {
$result = @($unbuffered ? mysql_unbuffered_query($query, $this->link) : mysql_query($query, $this->link)); // @ - mute mysql.trace_mode
$this->error = "";
@@ -149,39 +121,6 @@ if (!defined('Adminer\DRIVER')) {
}
return new Result($result);
}
/** Send query with more resultsets
* @param string
* @return Result|bool
*/
function multi_query($query) {
return $this->result = $this->query($query);
}
/** Get current resultset
* @return Result
*/
function store_result() {
return $this->result;
}
/** Fetch next resultset
* @return bool
*/
function next_result() {
// MySQL extension doesn't support multiple results
return false;
}
/** Get single field from result
* @param string
* @param int
* @return string
*/
function result($query, $field = 0) {
$result = $this->query($query);
return ($result ? $result->fetch_column($field) : false);
}
}
class Result {
@@ -198,27 +137,19 @@ if (!defined('Adminer\DRIVER')) {
}
/** Fetch next row as associative array
* @return string[]
* @return array<?string>
*/
function fetch_assoc() {
return mysql_fetch_assoc($this->result);
}
/** Fetch next row as numbered array
* @return list<string>
* @return list<?string>
*/
function fetch_row() {
return mysql_fetch_row($this->result);
}
/** Fetch a single column
* @param int
* @return string or false if there are no rows
*/
function fetch_column($field) {
return ($this->num_rows ? mysql_result($this->result, 0, $field) : false);
}
/** Fetch next field
* @return object properties: name, type (0 number, 15 varchar, 254 char), charsetnr (63 binary); optionally: table, orgtable, orgname
*/
@@ -268,7 +199,7 @@ if (!defined('Adminer\DRIVER')) {
}
function set_charset($charset) {
$this->query("SET NAMES $charset"); // charset in DSN is ignored before PHP 5.3.6
return $this->query("SET NAMES $charset"); // charset in DSN is ignored before PHP 5.3.6
}
function select_db($database) {
@@ -1179,7 +1110,7 @@ if (!defined('Adminer\DRIVER')) {
}
/** Check whether a feature is supported
* @param string "check|comment|copy|database|descidx|drop_col|dump|event|indexes|kill|materializedview|partitioning|privileges|procedure|processlist|routine|scheme|sequence|status|table|trigger|type|variables|view|view_trigger"
* @param literal-string "check|comment|copy|database|descidx|drop_col|dump|event|indexes|kill|materializedview|partitioning|privileges|procedure|processlist|routine|scheme|sequence|status|table|trigger|type|variables|view|view_trigger"
* @return bool
*/
function support($feature) {

27
adminer/drivers/oracle.inc.php
View File

@@ -6,10 +6,10 @@ $drivers["oracle"] = "Oracle (beta)";
if (isset($_GET["oracle"])) {
define('Adminer\DRIVER', "oracle");
if (extension_loaded("oci8") && $_GET["ext"] != "pdo") {
class Db {
public $extension = "oci8", $flavor = '', $server_info, $affected_rows, $errno, $error;
class Db extends SqlDb {
public $extension = "oci8";
public $_current_db;
private $link, $result;
private $link;
function _error($errno, $error) {
if (ini_bool("html_errors")) {
@@ -60,23 +60,6 @@ if (isset($_GET["oracle"])) {
}
return $return;
}
function multi_query($query) {
return $this->result = $this->query($query);
}
function store_result() {
return $this->result;
}
function next_result() {
return false;
}
function result($query, $field = 0) {
$result = $this->query($query);
return (is_object($result) ? $result->fetch_column($field) : false);
}
}
class Result {
@@ -104,10 +87,6 @@ if (isset($_GET["oracle"])) {
return $this->convert(oci_fetch_row($this->result));
}
function fetch_column($field) {
return (oci_fetch($this->result) ? oci_result($this->result, $field + 1) : false);
}
function fetch_field() {
$column = $this->offset++;
$return = new \stdClass;

32
adminer/drivers/pgsql.inc.php
View File

@@ -6,9 +6,9 @@ $drivers["pgsql"] = "PostgreSQL";
if (isset($_GET["pgsql"])) {
define('Adminer\DRIVER', "pgsql");
if (extension_loaded("pgsql") && $_GET["ext"] != "pdo") {
class Db {
public $extension = "PgSQL", $flavor = '', $server_info, $affected_rows, $error, $timeout;
private $link, $result, $string, $database = true;
class Db extends SqlDb {
public $extension = "PgSQL", $timeout;
private $link, $string, $database = true;
function _error($errno, $error) {
if (ini_bool("html_errors")) {
@@ -86,24 +86,6 @@ if (isset($_GET["pgsql"])) {
return $return;
}
function multi_query($query) {
return $this->result = $this->query($query);
}
function store_result() {
return $this->result;
}
function next_result() {
// PgSQL extension doesn't support multiple results
return false;
}
function result($query, $field = 0) {
$result = $this->query($query);
return ($result ? $result->fetch_column($field) : false);
}
function warnings() {
return h(pg_last_notice($this->link)); // second parameter is available since PHP 7.1.0
}
@@ -126,10 +108,6 @@ if (isset($_GET["pgsql"])) {
return pg_fetch_row($this->result);
}
function fetch_column($field) {
return ($this->num_rows ? pg_fetch_result($this->result, 0, $field) : false);
}
function fetch_field() {
$column = $this->offset++;
$return = new \stdClass;
@@ -176,7 +154,9 @@ if (isset($_GET["pgsql"])) {
return $return;
}
// warnings() not implemented in PDO_PgSQL as of PHP 7.2.1
function warnings() {
// not implemented in PDO_PgSQL as of PHP 7.2.1
}
function close() {
}

66
adminer/drivers/sqlite.inc.php
View File

@@ -7,17 +7,18 @@ if (isset($_GET["sqlite"])) {
define('Adminer\DRIVER', "sqlite");
if (class_exists("SQLite3") && $_GET["ext"] != "pdo") {
class SqliteDb {
public $extension = "SQLite3", $flavor = '', $server_info, $affected_rows, $errno, $error;
private $link, $result;
abstract class SqliteDb extends SqlDb {
public $extension = "SQLite3";
private $link;
function __construct($filename) {
function connect($filename, $username = '', $password = '') {
$this->link = new \SQLite3($filename);
$version = $this->link->version();
$this->server_info = $version["versionString"];
return true;
}
function query($query) {
function query($query, $unbuffered = false) {
$result = @$this->link->query($query);
$this->error = "";
if (!$result) {
@@ -37,28 +38,6 @@ if (isset($_GET["sqlite"])) {
: "x'" . first(unpack('H*', $string)) . "'"
);
}
function multi_query($query) {
return $this->result = $this->query($query);
}
function store_result() {
return $this->result;
}
function next_result() {
return false;
}
function result($query, $field = 0) {
$result = $this->query($query);
if (!is_object($result)) {
return false;
}
$row = $result->fetch_row();
return $row ? $row[$field] : false;
}
}
class Result {
@@ -93,15 +72,14 @@ if (isset($_GET["sqlite"])) {
}
} elseif (extension_loaded("pdo_sqlite")) {
class SqliteDb extends PdoDb {
abstract class SqliteDb extends PdoDb {
public $extension = "PDO_SQLite";
function __construct($filename) {
function connect($filename, $username = '', $password = '') {
$this->dsn(DRIVER . ":$filename", "", "");
}
function select_db($db) {
return false;
$this->query("PRAGMA foreign_keys = 1");
$this->query("PRAGMA busy_timeout = 500");
return true;
}
}
@@ -109,17 +87,16 @@ if (isset($_GET["sqlite"])) {
if (class_exists('Adminer\SqliteDb')) {
class Db extends SqliteDb {
function __construct() {
parent::__construct(":memory:");
function connect($filename, $username = '', $password = '') {
parent::connect($filename);
$this->query("PRAGMA foreign_keys = 1");
$this->query("PRAGMA busy_timeout = 500");
return true;
}
function select_db($filename) {
if (is_readable($filename) && $this->query("ATTACH " . $this->quote(preg_match("~(^[/\\\\]|:)~", $filename) ? $filename : dirname($_SERVER["SCRIPT_FILENAME"]) . "/$filename") . " AS a")) { // is_readable - SQLite 3
parent::__construct($filename);
$this->query("PRAGMA foreign_keys = 1");
$this->query("PRAGMA busy_timeout = 500");
return true;
if (is_readable($filename) && $this->query("ATTACH " . $this->quote(preg_match("~(^[/\\\\]|:)~", $filename) ? $filename : dirname($_SERVER["SCRIPT_FILENAME"]) . "/$filename") . " AS a")) {
return self::connect($filename);
}
return false;
}
@@ -197,7 +174,9 @@ if (isset($_GET["sqlite"])) {
if ($password != "") {
return lang('Database does not support password.');
}
return new Db;
$connection = new Db;
$connection->connect(":memory:", "", "");
return $connection;
}
function get_databases($flush) {
@@ -392,7 +371,8 @@ if (isset($_GET["sqlite"])) {
return false;
}
try {
$link = new SqliteDb($db);
$link = new Db();
$link->connect($db);
} catch (\Exception $ex) {
$connection->error = $ex->getMessage();
return false;
@@ -476,7 +456,7 @@ if (isset($_GET["sqlite"])) {
* @param string new name
* @param list<list<string>> [process_field()], empty to preserve
* @param string[] [$original => idf_escape($new_column)], empty to preserve
* @param string [format_foreign_key()], empty to preserve
* @param string[] [format_foreign_key()], empty to preserve
* @param int set auto_increment to this value, 0 to preserve
* @param list<array{string, string, list<string>|'DROP'}> [[$type, $name, $columns]], empty to preserve
* @param string CHECK constraint to drop