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- <?php
- //
- // +----------------------------------------------------------------------+
- // | PHP version 4.0 |
- // +----------------------------------------------------------------------+
- // | Copyright (c) 1997-2001 The PHP Group |
- // +----------------------------------------------------------------------+
- // | This source file is subject to version 2.02 of the PHP license, |
- // | that is bundled with this package in the file LICENSE, and is |
- // | available at through the world-wide-web at |
- // | http://www.php.net/license/2_02.txt. |
- // | If you did not receive a copy of the PHP license and are unable to |
- // | obtain it through the world-wide-web, please send a note to |
- // | license@php.net so we can mail you a copy immediately. |
- // +----------------------------------------------------------------------+
- // | Authors: Sterling Hughes <sterling@php.net> |
- // +----------------------------------------------------------------------+
- //
- // $Id: sybase.php,v 1.15 2001/02/19 12:22:26 ssb Exp $
- //
- // Database independent query interface definition for PHP's Sybase
- // extension.
- //
-
- require_once 'DB/common.php';
-
- class DB_sybase extends DB_common
- {
- // {{{ properties
-
- var $connection;
- var $phptype, $dbsyntax;
- var $prepare_tokens = array();
- var $prepare_types = array();
-
- // }}}
- // {{{ constructor
-
- function DB_sybase()
- {
- $this->DB_common();
- $this->phptype = 'sybase';
- $this->dbsyntax = 'sybase';
- $this->features = array(
- 'prepare' => false,
- 'pconnect' => true,
- 'transactions' => false
- );
- }
-
- // }}}
- // {{{ connect()
-
- function connect($dsn, $persistent = false)
- {
- if (is_array($dsn)) {
- $dsninfo = &$dsn;
- } else {
- $dsninfo = DB::parseDSN($dsn);
- }
- if (!$dsninfo || !$dsninfo['phptype']) {
- return $this->raiseError();
- }
- $this->dsn = $dsninfo;
- $dbhost = $dsninfo['hostspec'] ? $dsninfo['hostspec'] : 'localhost';
- $connect_function = $persistent ? 'sybase_pconnect' : 'sybase_connect';
- $conn = $dbhost ? $connect_function($dbhost) : false;
- $dsninfo['database'] && @sybase_select_db($dsninfo['database'], $conn);
- $this->connection = $conn;
- return DB_OK;
- }
-
- // }}}
- // {{{ disconnect()
-
- function disconnect()
- {
- return @sybase_close($this->connection);
- }
-
- // }}}
- // {{{ simpleQuery()
-
- function simpleQuery($query)
- {
- $this->last_query = $query;
- $query = $this->modifyQuery($query);
- $result = @sybase_query($query, $this->connection);
- if (!$result) {
- return $this->raiseError();
- }
- // Determine which queries that should return data, and which
- // should return an error code only.
- return DB::isManip($query) ? DB_OK : $result;
- }
-
- // }}}
- // {{{ fetchRow()
- function &fetchRow($result, $fetchmode = DB_FETCHMODE_DEFAULT)
- {
- if ($fetchmode == DB_FETCHMODE_DEFAULT) {
- $fetchmode = $this->fetchmode;
- }
- $row = ($fetchmode & DB_FETCHMODE_ASSOC) ? @sybase_fetch_array($result) : @sybase_fetch_row($result);
- if (!$row) {
- if ($errmsg = sybase_get_last_message()) {
- return $this->raiseError($errmsg);
- } else {
- return null;
- }
- }
-
- return $row;
- }
-
- // }}}
- // {{{ fetchInto()
-
- function fetchInto($result, &$ar, $fetchmode=DB_FETCHMODE_DEFAULT)
- {
- if ($fetchmode == DB_FETCHMODE_DEFAULT) {
- $fetchmode = $this->fetchmode;
- }
- $ar = ($fetchmode & DB_FETCHMODE_ASSOC) ? @sybase_fetch_array($result) : @sybase_fetch_row($result);
- if (!$ar) {
- return $this->raiseError();
- }
- return DB_OK;
- }
-
- // }}}
- // {{{ freeResult()
-
- function freeResult($result)
- {
- if (is_resource($result)) {
- return @sybase_free_result($result);
- }
- if (!isset($this->prepare_tokens[$result])) {
- return false;
- }
- unset($this->prepare_tokens[$result]);
- unset($this->prepare_types[$result]);
- return true;
- }
-
- // }}}
- // {{{ numCols()
-
- function numCols($result)
- {
- $cols = @sybase_num_fields($result);
- if (!$cols) {
- return $this->raiseError();
- }
- return $cols;
- }
-
- // }}}
- }
-
- /*
- * Local variables:
- * tab-width: 4
- * c-basic-offset: 4
- * End:
- */
- ?>
-