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cvsjoko | 
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<?php | 
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// +----------------------------------------------------------------------+ | 
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// | PHP Version 4                                                        | | 
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// +----------------------------------------------------------------------+ | 
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// | Copyright (c) 1997-2002 The PHP Group                                | | 
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// +----------------------------------------------------------------------+ | 
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// | This source file is subject to version 2.02 of the PHP license,      | | 
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// | that is bundled with this package in the file LICENSE, and is        | | 
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// | available at through the world-wide-web at                           | | 
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// | http://www.php.net/license/2_02.txt.                                 | | 
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// | If you did not receive a copy of the PHP license and are unable to   | | 
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// | obtain it through the world-wide-web, please send a note to          | | 
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// | license@php.net so we can mail you a copy immediately.               | | 
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// +----------------------------------------------------------------------+ | 
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// | Author: Sterling Hughes <sterling@php.net>                           | | 
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// +----------------------------------------------------------------------+ | 
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// | 
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// $Id: msql.php,v 1.25 2002/02/28 08:27:10 sebastian Exp $ | 
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// | 
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// Database independent query interface definition for PHP's Mini-SQL | 
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// extension. | 
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// | 
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require_once 'DB/common.php'; | 
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class DB_msql extends DB_common | 
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{ | 
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    var $connection; | 
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    var $phptype, $dbsyntax; | 
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    var $prepare_tokens = array(); | 
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    var $prepare_types = array(); | 
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    function DB_msql() | 
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    { | 
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        $this->DB_common(); | 
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        $this->phptype = 'msql'; | 
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        $this->dbsyntax = 'msql'; | 
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        $this->features = array( | 
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            'prepare' => false, | 
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            'pconnect' => true, | 
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            'transactions' => false, | 
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            'limit' => 'emulate' | 
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        ); | 
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    } | 
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    function connect($dsninfo, $persistent = false) | 
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    { | 
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        if (!DB::assertExtension('msql')) | 
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            return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND); | 
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        $this->dsn = $dsninfo; | 
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        $user = $dsninfo['username']; | 
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        $pw = $dsninfo['password']; | 
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        $dbhost = $dsninfo['hostspec'] ? $dsninfo['hostspec'] : 'localhost'; | 
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        $connect_function = $persistent ? 'msql_pconnect' : 'msql_connect'; | 
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        if ($dbhost && $user && $pw) { | 
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            $conn = $connect_function($dbhost, $user, $pw); | 
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        } elseif ($dbhost && $user) { | 
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            $conn = $connect_function($dbhost,$user); | 
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        } else { | 
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            $conn = $connect_function($dbhost); | 
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        } | 
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        if (!$conn) { | 
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            $this->raiseError(DB_ERROR_CONNECT_FAILED); | 
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        } | 
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        if (!@msql_select_db($dsninfo['database'], $conn)){ | 
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            return $this->raiseError(DB_ERROR_NODBSELECTED); | 
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        } | 
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        $this->connection = $conn; | 
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        return DB_OK; | 
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    } | 
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    function disconnect() | 
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    { | 
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        $ret = @msql_close($this->connection); | 
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        $this->connection = null; | 
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        return $ret; | 
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    } | 
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    function simpleQuery($query) | 
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    { | 
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        $this->last_query = $query; | 
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        $query = $this->modifyQuery($query); | 
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        $result = @msql_query($query, $this->connection); | 
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        if (!$result) { | 
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            return $this->raiseError(); | 
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        } | 
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        // Determine which queries that should return data, and which | 
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        // should return an error code only. | 
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        return DB::isManip($query) ? DB_OK : $result; | 
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    } | 
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    // {{{ nextResult() | 
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    /** | 
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     * Move the internal msql result pointer to the next available result | 
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     * | 
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     * @param a valid fbsql result resource | 
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     * | 
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     * @access public | 
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     * | 
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     * @return true if a result is available otherwise return false | 
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     */ | 
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    function nextResult($result) | 
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    { | 
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        return false; | 
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    } | 
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    // }}} | 
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    function fetchRow($result, $fetchmode = DB_FETCHMODE_DEFAULT, $rownum=null) | 
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    { | 
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        if ($fetchmode == DB_FETCHMODE_DEFAULT) { | 
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            $fetchmode = $this->fetchmode; | 
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        } | 
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        $res = $this->fetchInto ($result, $arr, $fetchmode, $rownum); | 
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        if ($res !== DB_OK) { | 
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            return $res; | 
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        } | 
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        return $arr; | 
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    } | 
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    function fetchInto($result, &$ar, $fetchmode, $rownum=null) | 
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    { | 
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        if ($rownum !== null) { | 
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            if (!@msql_data_seek($result, $rownum)) { | 
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                return null; | 
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            } | 
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        } | 
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        if ($fetchmode & DB_FETCHMODE_ASSOC) { | 
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            $ar = @msql_fetch_array($result, MSQL_ASSOC); | 
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        } else { | 
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            $ar = @msql_fetch_row($result); | 
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        } | 
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        if (!$ar) { | 
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            if ($error = msql_error()) { | 
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                return $this->raiseError($error); | 
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            } else { | 
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                return null; | 
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            } | 
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        } | 
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        return DB_OK; | 
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    } | 
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    function freeResult($result) | 
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    { | 
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        if (is_resource($result)) { | 
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            return @msql_free_result($result); | 
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        } | 
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        if (!isset($this->prepare_tokens[$result])) { | 
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            return false; | 
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        } | 
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        unset($this->prepare_tokens[$result]); | 
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        unset($this->prepare_types[$result]); | 
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        return true; | 
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    } | 
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    function numCols($result) | 
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    { | 
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        $cols = @msql_num_fields($result); | 
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        if (!$cols) { | 
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            return $this->raiseError(); | 
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        } | 
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        return $cols; | 
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    } | 
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    function numRows($result) | 
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    { | 
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        $rows = @msql_num_rows($result); | 
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        if (!$rows) { | 
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            return $this->raiseError(); | 
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        } | 
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        return $rows; | 
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    } | 
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    /** | 
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     * Gets the number of rows affected by a query. | 
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     * | 
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     * @return number of rows affected by the last query | 
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     */ | 
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    function affectedRows() | 
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    { | 
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        return @msql_affected_rows($this->connection); | 
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    } | 
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    // {{{ getSpecialQuery() | 
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    /** | 
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    * Returns the query needed to get some backend info | 
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    * @param string $type What kind of info you want to retrieve | 
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    * @return string The SQL query string | 
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    */ | 
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    function getSpecialQuery($type) | 
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    { | 
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        switch ($type) { | 
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            case 'tables': | 
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            default: | 
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                return null; | 
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        } | 
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        return $sql; | 
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    } | 
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    // }}} | 
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} | 
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?> |