Viewing file: msaccess.php (8.32 KB) -rw-rw-rw- Select action/file-type: (+) | (+) | (+) | Code (+) | Session (+) | (+) | SDB (+) | (+) | (+) | (+) | (+) | (+) |
<?php /*************************************************************************** * msaccess.php * ------------------- * begin : Saturday, Feb 13, 2001 * copyright : (C) 2001 The phpBB Group * email : support@phpbb.com * * $Id: msaccess.php,v 1.8.2.2 2002/09/28 12:50:59 psotfx Exp $ * ***************************************************************************/
/*************************************************************************** * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * ***************************************************************************/
if(!defined("SQL_LAYER")) {
define("SQL_LAYER","msaccess");
class sql_db {
var $db_connect_id; var $result_ids = array(); var $result;
var $next_id;
var $num_rows = array(); var $current_row = array(); var $field_names = array(); var $field_types = array(); var $result_rowset = array();
var $num_queries = 0;
// // Constructor // function sql_db($sqlserver, $sqluser, $sqlpassword, $database, $persistency = true) { $this->persistency = $persistency; $this->server = $sqlserver; $this->user = $sqluser; $this->password = $sqlpassword; $this->dbname = $database;
$this->db_connect_id = ($this->persistency) ? odbc_pconnect($this->server, $this->user, $this->password) : odbc_connect($this->server, $this->user, $this->password);
return ( $this->db_connect_id ) ? $this->db_connect_id : false; } // // Other base methods // function sql_close() { if($this->db_connect_id) { if( $this->in_transaction ) { @odbc_commit($this->db_connect_id); }
if( count($this->result_rowset) ) { unset($this->result_rowset); unset($this->field_names); unset($this->field_types); unset($this->num_rows); unset($this->current_row); }
return @odbc_close($this->db_connect_id); } else { return false; } }
// // Query method // function sql_query($query = "", $transaction = FALSE) { if( $query != "" ) { $this->num_queries++;
if( $transaction == BEGIN_TRANSACTION && !$this->in_transaction ) { if( !odbc_autocommit($this->db_connect_id, false) ) { return false; } $this->in_transaction = TRUE; }
$query = str_replace("LOWER(", "LCASE(", $query);
if( preg_match("/^SELECT(.*?)(LIMIT ([0-9]+)[, ]*([0-9]+)*)?$/s", $query, $limits) ) { $query = $limits[1];
if( !empty($limits[2]) ) { $row_offset = ( $limits[4] ) ? $limits[3] : ""; $num_rows = ( $limits[4] ) ? $limits[4] : $limits[3];
$query = "TOP " . ( $row_offset + $num_rows ) . $query; }
$this->result = odbc_exec($this->db_connect_id, "SELECT $query");
if( $this->result ) { if( empty($this->field_names[$this->result]) ) { for($i = 1; $i < odbc_num_fields($this->result) + 1; $i++) { $this->field_names[$this->result][] = odbc_field_name($this->result, $i); $this->field_types[$this->result][] = odbc_field_type($this->result, $i); } }
$this->current_row[$this->result] = 0; $this->result_rowset[$this->result] = array();
$row_outer = ( isset($row_offset) ) ? $row_offset + 1 : 1; $row_outer_max = ( isset($num_rows) ) ? $row_offset + $num_rows + 1 : 1E9; $row_inner = 0;
while( odbc_fetch_row($this->result, $row_outer) && $row_outer < $row_outer_max ) { for($j = 0; $j < count($this->field_names[$this->result]); $j++) { $this->result_rowset[$this->result][$row_inner][$this->field_names[$this->result][$j]] = stripslashes(odbc_result($this->result, $j + 1)); }
$row_outer++; $row_inner++; }
$this->num_rows[$this->result] = count($this->result_rowset[$this->result]);
odbc_free_result($this->result); }
} else if( eregi("^INSERT ", $query) ) { $this->result = odbc_exec($this->db_connect_id, $query);
if( $this->result ) { $result_id = odbc_exec($this->db_connect_id, "SELECT @@IDENTITY"); if( $result_id ) { if( odbc_fetch_row($result_id) ) { $this->next_id[$this->db_connect_id] = odbc_result($result_id, 1); $this->affected_rows[$this->db_connect_id] = odbc_num_rows($this->result); } } } } else { $this->result = odbc_exec($this->db_connect_id, $query);
if( $this->result ) { $this->affected_rows[$this->db_connect_id] = odbc_num_rows($this->result); } }
if( !$this->result ) { if( $this->in_transaction ) { odbc_rollback($this->db_connect_id); odbc_autocommit($this->db_connect_id, true); $this->in_transaction = FALSE; }
return false; }
if( $transaction == END_TRANSACTION && $this->in_transaction ) { $this->in_transaction = FALSE;
if ( !@odbc_commit($this->db_connect_id) ) { odbc_rollback($this->db_connect_id); odbc_autocommit($this->db_connect_id, true); return false; } odbc_autocommit($this->db_connect_id, true); }
return $this->result; } else { if( $transaction == END_TRANSACTION && $this->in_transaction ) { $this->in_transaction = FALSE;
if ( !@odbc_commit($this->db_connect_id) ) { odbc_rollback($this->db_connect_id); odbc_autocommit($this->db_connect_id, true); return false; } odbc_autocommit($this->db_connect_id, true); }
return true; } }
// // Other query methods // function sql_numrows($query_id = 0) { if( !$query_id ) { $query_id = $this->result; }
return ( $query_id ) ? $this->num_rows[$query_id] : false; }
function sql_numfields($query_id = 0) { if( !$query_id ) { $query_id = $this->result; }
return ( $query_id ) ? count($this->field_names[$query_id]) : false; }
function sql_fieldname($offset, $query_id = 0) { if( !$query_id ) { $query_id = $this->result; }
return ( $query_id ) ? $this->field_names[$query_id][$offset] : false; }
function sql_fieldtype($offset, $query_id = 0) { if( !$query_id ) { $query_id = $this->result; }
return ( $query_id ) ? $this->field_types[$query_id][$offset] : false; }
function sql_fetchrow($query_id = 0) { if( !$query_id ) { $query_id = $this->result; }
if( $query_id ) { return ( $this->num_rows[$query_id] && $this->current_row[$query_id] < $this->num_rows[$query_id] ) ? $this->result_rowset[$query_id][$this->current_row[$query_id]++] : false; } else { return false; } }
function sql_fetchrowset($query_id = 0) { if( !$query_id ) { $query_id = $this->result; }
if( $query_id ) { return ( $this->num_rows[$query_id] ) ? $this->result_rowset[$query_id] : false; } else { return false; } }
function sql_fetchfield($field, $row = -1, $query_id = 0) { if( !$query_id ) { $query_id = $this->result; }
if( $query_id ) { if( $row < $this->num_rows[$query_id] ) { $getrow = ($row == -1) ? $this->current_row[$query_id] - 1 : $row;
return $this->result_rowset[$query_id][$getrow][$this->field_names[$query_id][$field]]; } else { return false; } } else { return false; } }
function sql_rowseek($offset, $query_id = 0) { if( !$query_id ) { $query_id = $this->result; }
if( $query_id ) { $this->current_row[$query_id] = $offset - 1; return true; } else { return false; } }
function sql_nextid() { return ( $this->next_id[$this->db_connect_id] ) ? $this->next_id[$this->db_connect_id] : false; }
function sql_affectedrows() { return ( $this->affected_rows[$this->db_connect_id] ) ? $this->affected_rows[$this->db_connect_id] : false; }
function sql_freeresult($query_id = 0) { if( !$query_id ) { $query_id = $this->result; }
unset($this->num_rows[$query_id]); unset($this->current_row[$query_id]); unset($this->result_rowset[$query_id]); unset($this->field_names[$query_id]); unset($this->field_types[$query_id]);
return true; }
function sql_error() { $error['code'] = "";//odbc_error($this->db_connect_id); $error['message'] = "Error";//odbc_errormsg($this->db_connect_id);
return $error; }
} // class sql_db
} // if ... define
?>
|