Дозаливка
This commit is contained in:
@@ -0,0 +1,570 @@
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<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* Interface to the classic MySQL extension
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*
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* @package PhpMyAdmin-DBI
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* @subpackage MySQL
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*/
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if (! defined('PHPMYADMIN')) {
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exit;
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}
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require_once './libraries/logging.lib.php';
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require_once './libraries/dbi/DBIExtension.int.php';
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/**
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* MySQL client API
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*/
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if (! defined('PMA_MYSQL_CLIENT_API')) {
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$client_api = explode('.', mysql_get_client_info());
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define(
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'PMA_MYSQL_CLIENT_API',
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(int)sprintf(
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'%d%02d%02d',
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$client_api[0], $client_api[1], intval($client_api[2])
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)
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);
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unset($client_api);
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}
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/**
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* Interface to the classic MySQL extension
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*
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* @package PhpMyAdmin-DBI
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* @subpackage MySQL
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*/
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class PMA_DBI_Mysql implements PMA_DBI_Extension
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{
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/**
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* Helper function for connecting to the database server
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*
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* @param array $server host/port/socket
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* @param string $user mysql user name
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* @param string $password mysql user password
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* @param int $client_flags client flags of connection
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* @param bool $persistent whether to use peristent connection
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*
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* @return mixed false on error or a mysql connection resource on success
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*/
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private function _realConnect($server, $user, $password, $client_flags,
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$persistent = false
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) {
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global $cfg;
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if (empty($client_flags)) {
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if ($cfg['PersistentConnections'] || $persistent) {
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$link = @mysql_pconnect($server, $user, $password);
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} else {
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$link = @mysql_connect($server, $user, $password);
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}
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} else {
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if ($cfg['PersistentConnections'] || $persistent) {
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$link = @mysql_pconnect($server, $user, $password, $client_flags);
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} else {
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$link = @mysql_connect(
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$server, $user, $password, false, $client_flags
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);
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}
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}
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return $link;
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}
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/**
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* Run the multi query and output the results
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*
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* @param mysqli $link mysqli object
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* @param string $query multi query statement to execute
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*
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* @return boolean false always false since mysql extention not support
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* for multi query executions
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*/
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public function realMultiQuery($link, $query)
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{
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// N.B.: PHP's 'mysql' extension does not support
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// multi_queries so this function will always
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// return false. Use the 'mysqli' extension, if
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// you need support for multi_queries.
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return false;
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}
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/**
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* connects to the database server
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*
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* @param string $user mysql user name
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* @param string $password mysql user password
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* @param bool $is_controluser whether this is a control user connection
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* @param array $server host/port/socket/persistent
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* @param bool $auxiliary_connection (when true, don't go back to login if
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* connection fails)
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*
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* @return mixed false on error or a mysqli object on success
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*/
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public function connect(
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$user, $password, $is_controluser = false, $server = null,
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$auxiliary_connection = false
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) {
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global $cfg;
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if ($server) {
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$server_port = (empty($server['port']))
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? ''
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: ':' . (int)$server['port'];
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$server_socket = (empty($server['socket']))
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? ''
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: ':' . $server['socket'];
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} else {
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$server_port = (empty($cfg['Server']['port']))
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? ''
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: ':' . (int)$cfg['Server']['port'];
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$server_socket = (empty($cfg['Server']['socket']))
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? ''
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: ':' . $cfg['Server']['socket'];
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}
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$client_flags = 0;
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// always use CLIENT_LOCAL_FILES as defined in mysql_com.h
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// for the case where the client library was not compiled
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// with --enable-local-infile
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$client_flags |= 128;
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/* Optionally compress connection */
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if (defined('MYSQL_CLIENT_COMPRESS') && $cfg['Server']['compress']) {
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$client_flags |= MYSQL_CLIENT_COMPRESS;
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}
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/* Optionally enable SSL */
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if (defined('MYSQL_CLIENT_SSL') && $cfg['Server']['ssl']) {
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$client_flags |= MYSQL_CLIENT_SSL;
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}
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if (! $server) {
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$link = $this->_realConnect(
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$cfg['Server']['host'] . $server_port . $server_socket,
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$user, $password, empty($client_flags) ? null : $client_flags
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);
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// Retry with empty password if we're allowed to
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if (empty($link) && $cfg['Server']['nopassword'] && ! $is_controluser) {
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$link = $this->_realConnect(
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$cfg['Server']['host'] . $server_port . $server_socket,
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$user, '', empty($client_flags) ? null : $client_flags
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);
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}
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} else {
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if (!isset($server['host'])) {
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$link = $this->_realConnect($server_socket, $user, $password, null);
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} else {
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$link = $this->_realConnect(
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$server['host'] . $server_port . $server_socket,
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$user, $password, null
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);
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}
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}
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if (empty($link)) {
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if ($is_controluser) {
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trigger_error(
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__(
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'Connection for controluser as defined'
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. ' in your configuration failed.'
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),
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E_USER_WARNING
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);
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return false;
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}
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// we could be calling $GLOBALS['dbi']->connect() to connect to another
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// server, for example in the Synchronize feature, so do not
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// go back to main login if it fails
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if (! $auxiliary_connection) {
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PMA_logUser($user, 'mysql-denied');
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global $auth_plugin;
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$auth_plugin->authFails();
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} else {
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return false;
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}
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} // end if
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if (! $server) {
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$GLOBALS['dbi']->postConnect($link, $is_controluser);
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}
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return $link;
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}
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/**
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* selects given database
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*
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* @param string $dbname name of db to select
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* @param resource $link mysql link resource
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*
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* @return bool
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*/
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public function selectDb($dbname, $link = null)
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{
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if (empty($link)) {
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if (isset($GLOBALS['userlink'])) {
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$link = $GLOBALS['userlink'];
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} else {
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return false;
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}
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}
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return mysql_select_db($dbname, $link);
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}
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/**
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* runs a query and returns the result
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*
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* @param string $query query to run
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* @param resource $link mysql link resource
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* @param int $options query options
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*
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* @return mixed
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*/
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public function realQuery($query, $link, $options)
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{
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if ($options == ($options | PMA_DatabaseInterface::QUERY_STORE)) {
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return mysql_query($query, $link);
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} elseif ($options == ($options | PMA_DatabaseInterface::QUERY_UNBUFFERED)) {
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return mysql_unbuffered_query($query, $link);
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} else {
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return mysql_query($query, $link);
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}
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}
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/**
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* returns array of rows with associative and numeric keys from $result
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*
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* @param resource $result result MySQL result
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*
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* @return array
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*/
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public function fetchArray($result)
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{
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return mysql_fetch_array($result, MYSQL_BOTH);
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}
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/**
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* returns array of rows with associative keys from $result
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*
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* @param resource $result MySQL result
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*
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* @return array
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*/
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public function fetchAssoc($result)
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{
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return mysql_fetch_array($result, MYSQL_ASSOC);
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}
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/**
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* returns array of rows with numeric keys from $result
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*
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* @param resource $result MySQL result
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*
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* @return array
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*/
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public function fetchRow($result)
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{
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return mysql_fetch_array($result, MYSQL_NUM);
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}
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/**
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* Adjusts the result pointer to an arbitrary row in the result
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*
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* @param resource $result database result
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* @param integer $offset offset to seek
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*
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* @return bool true on success, false on failure
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*/
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public function dataSeek($result, $offset)
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{
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return mysql_data_seek($result, $offset);
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}
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/**
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* Frees memory associated with the result
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*
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* @param resource $result database result
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*
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* @return void
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*/
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public function freeResult($result)
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{
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if (is_resource($result) && get_resource_type($result) === 'mysql result') {
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mysql_free_result($result);
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}
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}
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/**
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* Check if there are any more query results from a multi query
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*
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* @param object $link the connection object
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*
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* @return bool false
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*/
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public function moreResults($link = null)
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{
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// N.B.: PHP's 'mysql' extension does not support
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// multi_queries so this function will always
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// return false. Use the 'mysqli' extension, if
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// you need support for multi_queries.
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return false;
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}
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/**
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* Prepare next result from multi_query
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*
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* @param object $link the connection object
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*
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* @return boolean false
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*/
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public function nextResult($link = null)
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{
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// N.B.: PHP's 'mysql' extension does not support
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// multi_queries so this function will always
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// return false. Use the 'mysqli' extension, if
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// you need support for multi_queries.
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return false;
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}
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/**
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* Returns a string representing the type of connection used
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*
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* @param resource $link mysql link
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*
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* @return string type of connection used
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*/
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public function getHostInfo($link = null)
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{
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if (null === $link) {
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if (isset($GLOBALS['userlink'])) {
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$link = $GLOBALS['userlink'];
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} else {
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return false;
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}
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}
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return mysql_get_host_info($link);
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}
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/**
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* Returns the version of the MySQL protocol used
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*
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* @param resource $link mysql link
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*
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* @return int version of the MySQL protocol used
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*/
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public function getProtoInfo($link = null)
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{
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if (null === $link) {
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if (isset($GLOBALS['userlink'])) {
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$link = $GLOBALS['userlink'];
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} else {
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return false;
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}
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}
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return mysql_get_proto_info($link);
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}
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|
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/**
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* returns a string that represents the client library version
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*
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* @return string MySQL client library version
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||||
*/
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public function getClientInfo()
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{
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return mysql_get_client_info();
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}
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|
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/**
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* returns last error message or false if no errors occurred
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*
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* @param resource $link mysql link
|
||||
*
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* @return string|bool $error or false
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*/
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public function getError($link = null)
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||||
{
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$GLOBALS['errno'] = 0;
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||||
|
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/* Treat false same as null because of controllink */
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if ($link === false) {
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$link = null;
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||||
}
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if (null === $link && isset($GLOBALS['userlink'])) {
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$link =& $GLOBALS['userlink'];
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||||
|
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// Do not stop now. On the initial connection, we don't have a $link,
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// we don't have a $GLOBALS['userlink'], but we can catch the error code
|
||||
// } else {
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||||
// return false;
|
||||
}
|
||||
|
||||
if (null !== $link && false !== $link) {
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||||
$error_number = mysql_errno($link);
|
||||
$error_message = mysql_error($link);
|
||||
} else {
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||||
$error_number = mysql_errno();
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||||
$error_message = mysql_error();
|
||||
}
|
||||
if (0 == $error_number) {
|
||||
return false;
|
||||
}
|
||||
|
||||
// keep the error number for further check after
|
||||
// the call to getError()
|
||||
$GLOBALS['errno'] = $error_number;
|
||||
|
||||
return $GLOBALS['dbi']->formatError($error_number, $error_message);
|
||||
}
|
||||
|
||||
/**
|
||||
* returns the number of rows returned by last query
|
||||
*
|
||||
* @param resource $result MySQL result
|
||||
*
|
||||
* @return string|int
|
||||
*/
|
||||
public function numRows($result)
|
||||
{
|
||||
if (!is_bool($result)) {
|
||||
return mysql_num_rows($result);
|
||||
} else {
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* returns last inserted auto_increment id for given $link
|
||||
* or $GLOBALS['userlink']
|
||||
*
|
||||
* @param resource $link the mysql object
|
||||
*
|
||||
* @return string|int
|
||||
*/
|
||||
public function insertId($link = null)
|
||||
{
|
||||
if (empty($link)) {
|
||||
if (isset($GLOBALS['userlink'])) {
|
||||
$link = $GLOBALS['userlink'];
|
||||
} else {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
// If the primary key is BIGINT we get an incorrect result
|
||||
// (sometimes negative, sometimes positive)
|
||||
// and in the present function we don't know if the PK is BIGINT
|
||||
// so better play safe and use LAST_INSERT_ID()
|
||||
//
|
||||
return $GLOBALS['dbi']->fetchValue('SELECT LAST_INSERT_ID();', 0, 0, $link);
|
||||
}
|
||||
|
||||
/**
|
||||
* returns the number of rows affected by last query
|
||||
*
|
||||
* @param resource $link the mysql object
|
||||
* @param bool $get_from_cache whether to retrieve from cache
|
||||
*
|
||||
* @return string|int
|
||||
*/
|
||||
public function affectedRows($link = null, $get_from_cache = true)
|
||||
{
|
||||
if (empty($link)) {
|
||||
if (isset($GLOBALS['userlink'])) {
|
||||
$link = $GLOBALS['userlink'];
|
||||
} else {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
if ($get_from_cache) {
|
||||
return $GLOBALS['cached_affected_rows'];
|
||||
} else {
|
||||
return mysql_affected_rows($link);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* returns metainfo for fields in $result
|
||||
*
|
||||
* @param resource $result MySQL result
|
||||
*
|
||||
* @return array meta info for fields in $result
|
||||
*
|
||||
* @todo add missing keys like in mysqli_query (decimals)
|
||||
*/
|
||||
public function getFieldsMeta($result)
|
||||
{
|
||||
$fields = array();
|
||||
$num_fields = mysql_num_fields($result);
|
||||
for ($i = 0; $i < $num_fields; $i++) {
|
||||
$field = mysql_fetch_field($result, $i);
|
||||
$field->flags = mysql_field_flags($result, $i);
|
||||
$field->orgtable = mysql_field_table($result, $i);
|
||||
$field->orgname = mysql_field_name($result, $i);
|
||||
$fields[] = $field;
|
||||
}
|
||||
return $fields;
|
||||
}
|
||||
|
||||
/**
|
||||
* return number of fields in given $result
|
||||
*
|
||||
* @param resource $result MySQL result
|
||||
*
|
||||
* @return int field count
|
||||
*/
|
||||
public function numFields($result)
|
||||
{
|
||||
return mysql_num_fields($result);
|
||||
}
|
||||
|
||||
/**
|
||||
* returns the length of the given field $i in $result
|
||||
*
|
||||
* @param resource $result MySQL result
|
||||
* @param int $i field
|
||||
*
|
||||
* @return int length of field
|
||||
*/
|
||||
public function fieldLen($result, $i)
|
||||
{
|
||||
return mysql_field_len($result, $i);
|
||||
}
|
||||
|
||||
/**
|
||||
* returns name of $i. field in $result
|
||||
*
|
||||
* @param resource $result MySQL result
|
||||
* @param int $i field
|
||||
*
|
||||
* @return string name of $i. field in $result
|
||||
*/
|
||||
public function fieldName($result, $i)
|
||||
{
|
||||
return mysql_field_name($result, $i);
|
||||
}
|
||||
|
||||
/**
|
||||
* returns concatenated string of human readable field flags
|
||||
*
|
||||
* @param resource $result MySQL result
|
||||
* @param int $i field
|
||||
*
|
||||
* @return string field flags
|
||||
*/
|
||||
public function fieldFlags($result, $i)
|
||||
{
|
||||
return mysql_field_flags($result, $i);
|
||||
}
|
||||
|
||||
/**
|
||||
* Store the result returned from multi query
|
||||
*
|
||||
* @return false
|
||||
*/
|
||||
public function storeResult()
|
||||
{
|
||||
return false;
|
||||
}
|
||||
}
|
||||
?>
|
||||
Reference in New Issue
Block a user