mirror of
https://github.com/dg/dibi.git
synced 2025-08-14 01:54:08 +02:00
modified SVN properties
This commit is contained in:
David Grudl
@@ -1,411 +1,411 @@
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<?php
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/**
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* dibi - tiny'n'smart database abstraction layer
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* ----------------------------------------------
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*
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* Copyright (c) 2005, 2008 David Grudl (http://davidgrudl.com)
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*
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* This source file is subject to the "dibi license" that is bundled
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* with this package in the file license.txt.
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*
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* For more information please see http://dibiphp.com/
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*
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* @copyright Copyright (c) 2005, 2008 David Grudl
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* @license http://dibiphp.com/license dibi license
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* @link http://dibiphp.com/
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* @package dibi
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*/
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/**
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* The dibi driver for MySQL database via improved extension.
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*
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* Connection options:
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* - 'host' - the MySQL server host name
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* - 'port' - the port number to attempt to connect to the MySQL server
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* - 'socket' - the socket or named pipe
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* - 'username' (or 'user')
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* - 'password' (or 'pass')
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* - 'persistent' - try to find a persistent link?
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* - 'database' - the database name to select
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* - 'charset' - character encoding to set
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* - 'unbuffered' - sends query without fetching and buffering the result rows automatically?
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* - 'options' - driver specific constants (MYSQLI_*)
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* - 'sqlmode' - see http://dev.mysql.com/doc/refman/5.0/en/server-sql-mode.html
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* - 'lazy' - if TRUE, connection will be established only when required
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*
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* @author David Grudl
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* @copyright Copyright (c) 2005, 2008 David Grudl
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* @package dibi
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* @version $Revision$ $Date$
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*/
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class DibiMySqliDriver extends /*Nette::*/Object implements IDibiDriver
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{
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/**
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* Connection resource.
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* @var mysqli
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*/
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private $connection;
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/**
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* Resultset resource.
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* @var mysqli_result
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*/
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private $resultSet;
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/**
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* Is buffered (seekable and countable)?
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* @var bool
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*/
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private $buffered;
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/**
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* @throws DibiException
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*/
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public function __construct()
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{
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if (!extension_loaded('mysqli')) {
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throw new DibiDriverException("PHP extension 'mysqli' is not loaded.");
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}
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}
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/**
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* Connects to a database.
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*
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* @return void
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* @throws DibiException
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*/
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public function connect(array &$config)
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{
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DibiConnection::alias($config, 'username', 'user');
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DibiConnection::alias($config, 'password', 'pass');
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DibiConnection::alias($config, 'host', 'hostname');
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DibiConnection::alias($config, 'options');
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DibiConnection::alias($config, 'database');
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// default values
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if (!isset($config['username'])) $config['username'] = ini_get('mysqli.default_user');
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if (!isset($config['password'])) $config['password'] = ini_get('mysqli.default_pw');
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if (!isset($config['socket'])) $config['socket'] = ini_get('mysqli.default_socket');
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if (!isset($config['host'])) {
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$config['host'] = ini_get('mysqli.default_host');
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if (!isset($config['port'])) $config['port'] = ini_get('mysqli.default_port');
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if (!isset($config['host'])) $config['host'] = 'localhost';
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}
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$this->connection = mysqli_init();
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@mysqli_real_connect($this->connection, $config['host'], $config['username'], $config['password'], $config['database'], $config['port'], $config['socket'], $config['options']); // intentionally @
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if ($errno = mysqli_connect_errno()) {
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throw new DibiDriverException(mysqli_connect_error(), $errno);
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}
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if (isset($config['charset'])) {
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$ok = FALSE;
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if (version_compare(PHP_VERSION , '5.1.5', '>=')) {
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// affects the character set used by mysql_real_escape_string() (was added in MySQL 5.0.7 and PHP 5.0.5, fixed in PHP 5.1.5)
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$ok = @mysqli_set_charset($this->connection, $config['charset']); // intentionally @
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}
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if (!$ok) $ok = @mysqli_query($this->connection, "SET NAMES '$config[charset]'"); // intentionally @
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if (!$ok) $this->throwException();
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}
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if (isset($config['sqlmode'])) {
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if (!@mysqli_query($this->connection, "SET sql_mode='$config[sqlmode]'")) $this->throwException(); // intentionally @
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}
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$this->buffered = empty($config['unbuffered']);
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}
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/**
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* Disconnects from a database.
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*
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* @return void
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*/
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public function disconnect()
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{
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mysqli_close($this->connection);
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}
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/**
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* Executes the SQL query.
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*
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* @param string SQL statement.
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* @return IDibiDriver|NULL
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* @throws DibiDriverException
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*/
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public function query($sql)
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{
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$this->resultSet = @mysqli_query($this->connection, $sql, $this->buffered ? MYSQLI_STORE_RESULT : MYSQLI_USE_RESULT); // intentionally @
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if (mysqli_errno($this->connection)) {
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$this->throwException($sql);
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}
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return is_object($this->resultSet) ? clone $this : NULL;
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}
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/**
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* Gets the number of affected rows by the last INSERT, UPDATE or DELETE query.
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*
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* @return int|FALSE number of rows or FALSE on error
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*/
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public function affectedRows()
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{
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return mysqli_affected_rows($this->connection);
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}
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/**
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* Retrieves the ID generated for an AUTO_INCREMENT column by the previous INSERT query.
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*
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* @return int|FALSE int on success or FALSE on failure
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*/
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public function insertId($sequence)
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{
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return mysqli_insert_id($this->connection);
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}
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/**
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* Begins a transaction (if supported).
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* @return void
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* @throws DibiDriverException
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*/
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public function begin()
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{
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$this->query('START TRANSACTION');
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}
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/**
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* Commits statements in a transaction.
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* @return void
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* @throws DibiDriverException
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*/
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public function commit()
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{
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$this->query('COMMIT');
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}
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||||
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/**
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* Rollback changes in a transaction.
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* @return void
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* @throws DibiDriverException
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*/
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public function rollback()
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{
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$this->query('ROLLBACK');
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}
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/**
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* Encodes data for use in an SQL statement.
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*
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* @param string value
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* @param string type (dibi::FIELD_TEXT, dibi::FIELD_BOOL, ...)
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* @return string encoded value
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* @throws InvalidArgumentException
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*/
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public function escape($value, $type)
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{
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switch ($type) {
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case dibi::FIELD_TEXT:
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case dibi::FIELD_BINARY:
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return "'" . mysqli_real_escape_string($this->connection, $value) . "'";
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case dibi::IDENTIFIER:
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return '`' . str_replace('.', '`.`', $value) . '`';
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case dibi::FIELD_BOOL:
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return $value ? 1 : 0;
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case dibi::FIELD_DATE:
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return date("'Y-m-d'", $value);
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case dibi::FIELD_DATETIME:
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return date("'Y-m-d H:i:s'", $value);
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default:
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throw new InvalidArgumentException('Unsupported type.');
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}
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}
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||||
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||||
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/**
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* Decodes data from result set.
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*
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* @param string value
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* @param string type (dibi::FIELD_BINARY)
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* @return string decoded value
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* @throws InvalidArgumentException
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*/
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public function unescape($value, $type)
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{
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throw new InvalidArgumentException('Unsupported type.');
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}
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||||
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||||
/**
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||||
* Injects LIMIT/OFFSET to the SQL query.
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*
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* @param string &$sql The SQL query that will be modified.
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* @param int $limit
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* @param int $offset
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* @return void
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*/
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public function applyLimit(&$sql, $limit, $offset)
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{
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if ($limit < 0 && $offset < 1) return;
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// see http://dev.mysql.com/doc/refman/5.0/en/select.html
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$sql .= ' LIMIT ' . ($limit < 0 ? '18446744073709551615' : (int) $limit)
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. ($offset > 0 ? ' OFFSET ' . (int) $offset : '');
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}
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||||
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||||
|
||||
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||||
/**
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* Returns the number of rows in a result set.
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||||
*
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||||
* @return int
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||||
*/
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||||
public function rowCount()
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{
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if (!$this->buffered) {
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throw new DibiDriverException('Row count is not available for unbuffered queries.');
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}
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return mysqli_num_rows($this->resultSet);
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}
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||||
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||||
|
||||
/**
|
||||
* Fetches the row at current position and moves the internal cursor to the next position.
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||||
* internal usage only
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||||
*
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||||
* @param bool TRUE for associative array, FALSE for numeric
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* @return array array on success, nonarray if no next record
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||||
*/
|
||||
public function fetch($type)
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{
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return mysqli_fetch_array($this->resultSet, $type ? MYSQLI_ASSOC : MYSQLI_NUM);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Moves cursor position without fetching row.
|
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*
|
||||
* @param int the 0-based cursor pos to seek to
|
||||
* @return boolean TRUE on success, FALSE if unable to seek to specified record
|
||||
* @throws DibiException
|
||||
*/
|
||||
public function seek($row)
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{
|
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if (!$this->buffered) {
|
||||
throw new DibiDriverException('Cannot seek an unbuffered result set.');
|
||||
}
|
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return mysqli_data_seek($this->resultSet, $row);
|
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}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Frees the resources allocated for this result set.
|
||||
*
|
||||
* @return void
|
||||
*/
|
||||
public function free()
|
||||
{
|
||||
mysqli_free_result($this->resultSet);
|
||||
$this->resultSet = NULL;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Returns metadata for all columns in a result set.
|
||||
*
|
||||
* @return array
|
||||
*/
|
||||
public function getColumnsMeta()
|
||||
{
|
||||
$count = mysqli_num_fields($this->resultSet);
|
||||
$meta = array();
|
||||
for ($i = 0; $i < $count; $i++) {
|
||||
// items 'name' and 'table' are required
|
||||
$meta[] = (array) mysqli_fetch_field_direct($this->resultSet, $i);
|
||||
}
|
||||
return $meta;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Converts database error to DibiDriverException.
|
||||
*
|
||||
* @throws DibiDriverException
|
||||
*/
|
||||
protected function throwException($sql = NULL)
|
||||
{
|
||||
throw new DibiDriverException(mysqli_error($this->connection), mysqli_errno($this->connection), $sql);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Returns the connection resource.
|
||||
*
|
||||
* @return mysqli
|
||||
*/
|
||||
public function getResource()
|
||||
{
|
||||
return $this->connection;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Returns the result set resource.
|
||||
*
|
||||
* @return mysqli_result
|
||||
*/
|
||||
public function getResultResource()
|
||||
{
|
||||
return $this->resultSet;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Gets a information of the current database.
|
||||
*
|
||||
* @return DibiReflection
|
||||
*/
|
||||
function getDibiReflection()
|
||||
{}
|
||||
|
||||
}
|
||||
<?php
|
||||
|
||||
/**
|
||||
* dibi - tiny'n'smart database abstraction layer
|
||||
* ----------------------------------------------
|
||||
*
|
||||
* Copyright (c) 2005, 2008 David Grudl (http://davidgrudl.com)
|
||||
*
|
||||
* This source file is subject to the "dibi license" that is bundled
|
||||
* with this package in the file license.txt.
|
||||
*
|
||||
* For more information please see http://dibiphp.com
|
||||
*
|
||||
* @copyright Copyright (c) 2005, 2008 David Grudl
|
||||
* @license http://dibiphp.com/license dibi license
|
||||
* @link http://dibiphp.com
|
||||
* @package dibi
|
||||
* @version $Id$
|
||||
*/
|
||||
|
||||
|
||||
/**
|
||||
* The dibi driver for MySQL database via improved extension.
|
||||
*
|
||||
* Connection options:
|
||||
* - 'host' - the MySQL server host name
|
||||
* - 'port' - the port number to attempt to connect to the MySQL server
|
||||
* - 'socket' - the socket or named pipe
|
||||
* - 'username' (or 'user')
|
||||
* - 'password' (or 'pass')
|
||||
* - 'persistent' - try to find a persistent link?
|
||||
* - 'database' - the database name to select
|
||||
* - 'charset' - character encoding to set
|
||||
* - 'unbuffered' - sends query without fetching and buffering the result rows automatically?
|
||||
* - 'options' - driver specific constants (MYSQLI_*)
|
||||
* - 'sqlmode' - see http://dev.mysql.com/doc/refman/5.0/en/server-sql-mode.html
|
||||
* - 'lazy' - if TRUE, connection will be established only when required
|
||||
*
|
||||
* @author David Grudl
|
||||
* @copyright Copyright (c) 2005, 2008 David Grudl
|
||||
* @package dibi
|
||||
*/
|
||||
class DibiMySqliDriver extends /*Nette::*/Object implements IDibiDriver
|
||||
{
|
||||
|
||||
/**
|
||||
* Connection resource.
|
||||
* @var mysqli
|
||||
*/
|
||||
private $connection;
|
||||
|
||||
|
||||
/**
|
||||
* Resultset resource.
|
||||
* @var mysqli_result
|
||||
*/
|
||||
private $resultSet;
|
||||
|
||||
|
||||
/**
|
||||
* Is buffered (seekable and countable)?
|
||||
* @var bool
|
||||
*/
|
||||
private $buffered;
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* @throws DibiException
|
||||
*/
|
||||
public function __construct()
|
||||
{
|
||||
if (!extension_loaded('mysqli')) {
|
||||
throw new DibiDriverException("PHP extension 'mysqli' is not loaded.");
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Connects to a database.
|
||||
*
|
||||
* @return void
|
||||
* @throws DibiException
|
||||
*/
|
||||
public function connect(array &$config)
|
||||
{
|
||||
DibiConnection::alias($config, 'username', 'user');
|
||||
DibiConnection::alias($config, 'password', 'pass');
|
||||
DibiConnection::alias($config, 'host', 'hostname');
|
||||
DibiConnection::alias($config, 'options');
|
||||
DibiConnection::alias($config, 'database');
|
||||
|
||||
// default values
|
||||
if (!isset($config['username'])) $config['username'] = ini_get('mysqli.default_user');
|
||||
if (!isset($config['password'])) $config['password'] = ini_get('mysqli.default_pw');
|
||||
if (!isset($config['socket'])) $config['socket'] = ini_get('mysqli.default_socket');
|
||||
if (!isset($config['host'])) {
|
||||
$config['host'] = ini_get('mysqli.default_host');
|
||||
if (!isset($config['port'])) $config['port'] = ini_get('mysqli.default_port');
|
||||
if (!isset($config['host'])) $config['host'] = 'localhost';
|
||||
}
|
||||
|
||||
$this->connection = mysqli_init();
|
||||
@mysqli_real_connect($this->connection, $config['host'], $config['username'], $config['password'], $config['database'], $config['port'], $config['socket'], $config['options']); // intentionally @
|
||||
|
||||
if ($errno = mysqli_connect_errno()) {
|
||||
throw new DibiDriverException(mysqli_connect_error(), $errno);
|
||||
}
|
||||
|
||||
if (isset($config['charset'])) {
|
||||
$ok = FALSE;
|
||||
if (version_compare(PHP_VERSION , '5.1.5', '>=')) {
|
||||
// affects the character set used by mysql_real_escape_string() (was added in MySQL 5.0.7 and PHP 5.0.5, fixed in PHP 5.1.5)
|
||||
$ok = @mysqli_set_charset($this->connection, $config['charset']); // intentionally @
|
||||
}
|
||||
if (!$ok) $ok = @mysqli_query($this->connection, "SET NAMES '$config[charset]'"); // intentionally @
|
||||
if (!$ok) $this->throwException();
|
||||
}
|
||||
|
||||
if (isset($config['sqlmode'])) {
|
||||
if (!@mysqli_query($this->connection, "SET sql_mode='$config[sqlmode]'")) $this->throwException(); // intentionally @
|
||||
}
|
||||
|
||||
$this->buffered = empty($config['unbuffered']);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Disconnects from a database.
|
||||
*
|
||||
* @return void
|
||||
*/
|
||||
public function disconnect()
|
||||
{
|
||||
mysqli_close($this->connection);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Executes the SQL query.
|
||||
*
|
||||
* @param string SQL statement.
|
||||
* @return IDibiDriver|NULL
|
||||
* @throws DibiDriverException
|
||||
*/
|
||||
public function query($sql)
|
||||
{
|
||||
$this->resultSet = @mysqli_query($this->connection, $sql, $this->buffered ? MYSQLI_STORE_RESULT : MYSQLI_USE_RESULT); // intentionally @
|
||||
|
||||
if (mysqli_errno($this->connection)) {
|
||||
$this->throwException($sql);
|
||||
}
|
||||
|
||||
return is_object($this->resultSet) ? clone $this : NULL;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Gets the number of affected rows by the last INSERT, UPDATE or DELETE query.
|
||||
*
|
||||
* @return int|FALSE number of rows or FALSE on error
|
||||
*/
|
||||
public function affectedRows()
|
||||
{
|
||||
return mysqli_affected_rows($this->connection);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Retrieves the ID generated for an AUTO_INCREMENT column by the previous INSERT query.
|
||||
*
|
||||
* @return int|FALSE int on success or FALSE on failure
|
||||
*/
|
||||
public function insertId($sequence)
|
||||
{
|
||||
return mysqli_insert_id($this->connection);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Begins a transaction (if supported).
|
||||
* @return void
|
||||
* @throws DibiDriverException
|
||||
*/
|
||||
public function begin()
|
||||
{
|
||||
$this->query('START TRANSACTION');
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Commits statements in a transaction.
|
||||
* @return void
|
||||
* @throws DibiDriverException
|
||||
*/
|
||||
public function commit()
|
||||
{
|
||||
$this->query('COMMIT');
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Rollback changes in a transaction.
|
||||
* @return void
|
||||
* @throws DibiDriverException
|
||||
*/
|
||||
public function rollback()
|
||||
{
|
||||
$this->query('ROLLBACK');
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Encodes data for use in an SQL statement.
|
||||
*
|
||||
* @param string value
|
||||
* @param string type (dibi::FIELD_TEXT, dibi::FIELD_BOOL, ...)
|
||||
* @return string encoded value
|
||||
* @throws InvalidArgumentException
|
||||
*/
|
||||
public function escape($value, $type)
|
||||
{
|
||||
switch ($type) {
|
||||
case dibi::FIELD_TEXT:
|
||||
case dibi::FIELD_BINARY:
|
||||
return "'" . mysqli_real_escape_string($this->connection, $value) . "'";
|
||||
|
||||
case dibi::IDENTIFIER:
|
||||
return '`' . str_replace('.', '`.`', $value) . '`';
|
||||
|
||||
case dibi::FIELD_BOOL:
|
||||
return $value ? 1 : 0;
|
||||
|
||||
case dibi::FIELD_DATE:
|
||||
return date("'Y-m-d'", $value);
|
||||
|
||||
case dibi::FIELD_DATETIME:
|
||||
return date("'Y-m-d H:i:s'", $value);
|
||||
|
||||
default:
|
||||
throw new InvalidArgumentException('Unsupported type.');
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Decodes data from result set.
|
||||
*
|
||||
* @param string value
|
||||
* @param string type (dibi::FIELD_BINARY)
|
||||
* @return string decoded value
|
||||
* @throws InvalidArgumentException
|
||||
*/
|
||||
public function unescape($value, $type)
|
||||
{
|
||||
throw new InvalidArgumentException('Unsupported type.');
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Injects LIMIT/OFFSET to the SQL query.
|
||||
*
|
||||
* @param string &$sql The SQL query that will be modified.
|
||||
* @param int $limit
|
||||
* @param int $offset
|
||||
* @return void
|
||||
*/
|
||||
public function applyLimit(&$sql, $limit, $offset)
|
||||
{
|
||||
if ($limit < 0 && $offset < 1) return;
|
||||
|
||||
// see http://dev.mysql.com/doc/refman/5.0/en/select.html
|
||||
$sql .= ' LIMIT ' . ($limit < 0 ? '18446744073709551615' : (int) $limit)
|
||||
. ($offset > 0 ? ' OFFSET ' . (int) $offset : '');
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Returns the number of rows in a result set.
|
||||
*
|
||||
* @return int
|
||||
*/
|
||||
public function rowCount()
|
||||
{
|
||||
if (!$this->buffered) {
|
||||
throw new DibiDriverException('Row count is not available for unbuffered queries.');
|
||||
}
|
||||
return mysqli_num_rows($this->resultSet);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Fetches the row at current position and moves the internal cursor to the next position.
|
||||
* internal usage only
|
||||
*
|
||||
* @param bool TRUE for associative array, FALSE for numeric
|
||||
* @return array array on success, nonarray if no next record
|
||||
*/
|
||||
public function fetch($type)
|
||||
{
|
||||
return mysqli_fetch_array($this->resultSet, $type ? MYSQLI_ASSOC : MYSQLI_NUM);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Moves cursor position without fetching row.
|
||||
*
|
||||
* @param int the 0-based cursor pos to seek to
|
||||
* @return boolean TRUE on success, FALSE if unable to seek to specified record
|
||||
* @throws DibiException
|
||||
*/
|
||||
public function seek($row)
|
||||
{
|
||||
if (!$this->buffered) {
|
||||
throw new DibiDriverException('Cannot seek an unbuffered result set.');
|
||||
}
|
||||
return mysqli_data_seek($this->resultSet, $row);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Frees the resources allocated for this result set.
|
||||
*
|
||||
* @return void
|
||||
*/
|
||||
public function free()
|
||||
{
|
||||
mysqli_free_result($this->resultSet);
|
||||
$this->resultSet = NULL;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Returns metadata for all columns in a result set.
|
||||
*
|
||||
* @return array
|
||||
*/
|
||||
public function getColumnsMeta()
|
||||
{
|
||||
$count = mysqli_num_fields($this->resultSet);
|
||||
$meta = array();
|
||||
for ($i = 0; $i < $count; $i++) {
|
||||
// items 'name' and 'table' are required
|
||||
$meta[] = (array) mysqli_fetch_field_direct($this->resultSet, $i);
|
||||
}
|
||||
return $meta;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Converts database error to DibiDriverException.
|
||||
*
|
||||
* @throws DibiDriverException
|
||||
*/
|
||||
protected function throwException($sql = NULL)
|
||||
{
|
||||
throw new DibiDriverException(mysqli_error($this->connection), mysqli_errno($this->connection), $sql);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Returns the connection resource.
|
||||
*
|
||||
* @return mysqli
|
||||
*/
|
||||
public function getResource()
|
||||
{
|
||||
return $this->connection;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Returns the result set resource.
|
||||
*
|
||||
* @return mysqli_result
|
||||
*/
|
||||
public function getResultResource()
|
||||
{
|
||||
return $this->resultSet;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Gets a information of the current database.
|
||||
*
|
||||
* @return DibiReflection
|
||||
*/
|
||||
function getDibiReflection()
|
||||
{}
|
||||
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user