+++ /dev/null
-<?php
-/***************************************************************************
- * db2.php
- * -------------------
- * begin : Saturday, Feb 13, 2001
- * copyright : (C) 2001 The phpBB Group
- * email : support@phpbb.com
- *
- * $Id: db2.php,v 1.2 2002/01/28 17:24:45 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","db2");
-
-class sql_db
-{
-
- var $db_connect_id;
- var $query_result;
- var $query_resultset;
- var $query_numrows;
- var $next_id;
- var $row = array();
- var $rowset = array();
- var $row_index;
- var $num_queries = 0;
-
- //
- // Constructor
- //
- function sql_db($sqlserver, $sqluser, $sqlpassword, $database, $persistency = true)
- {
- $this->persistency = $persistency;
- $this->user = $sqluser;
- $this->password = $sqlpassword;
- $this->dbname = $database;
-
- $this->server = $sqlserver;
-
- if($this->persistency)
- {
- $this->db_connect_id = odbc_pconnect($this->server, "", "");
- }
- else
- {
- $this->db_connect_id = odbc_connect($this->server, "", "");
- }
-
- if($this->db_connect_id)
- {
- @odbc_autocommit($this->db_connect_id, off);
-
- return $this->db_connect_id;
- }
- else
- {
- return false;
- }
- }
- //
- // Other base methods
- //
- function sql_close()
- {
- if($this->db_connect_id)
- {
- if($this->query_result)
- {
- @odbc_free_result($this->query_result);
- }
- $result = @odbc_close($this->db_connect_id);
- return $result;
- }
- else
- {
- return false;
- }
- }
-
-
- //
- // Query method
- //
- function sql_query($query = "", $transaction = FALSE)
- {
- //
- // Remove any pre-existing queries
- //
- unset($this->query_result);
- unset($this->row);
- if($query != "")
- {
- $this->num_queries++;
-
- if(!eregi("^INSERT ",$query))
- {
- if(eregi("LIMIT", $query))
- {
- preg_match("/^(.*)LIMIT ([0-9]+)[, ]*([0-9]+)*/s", $query, $limits);
-
- $query = $limits[1];
- if($limits[3])
- {
- $row_offset = $limits[2];
- $num_rows = $limits[3];
- }
- else
- {
- $row_offset = 0;
- $num_rows = $limits[2];
- }
-
- $query .= " FETCH FIRST ".($row_offset+$num_rows)." ROWS ONLY OPTIMIZE FOR ".($row_offset+$num_rows)." ROWS";
-
- $this->query_result = odbc_exec($this->db_connect_id, $query);
-
- $query_limit_offset = $row_offset;
- $this->result_numrows[$this->query_result] = $num_rows;
- }
- else
- {
- $this->query_result = odbc_exec($this->db_connect_id, $query);
-
- $row_offset = 0;
- $this->result_numrows[$this->query_result] = 5E6;
- }
-
- $result_id = $this->query_result;
- if($this->query_result && eregi("^SELECT", $query))
- {
-
- for($i = 1; $i < odbc_num_fields($result_id)+1; $i++)
- {
- $this->result_field_names[$result_id][] = odbc_field_name($result_id, $i);
- }
-
- $i = $row_offset + 1;
- $k = 0;
- while(odbc_fetch_row($result_id, $i) && $k < $this->result_numrows[$result_id])
- {
-
- for($j = 1; $j < count($this->result_field_names[$result_id])+1; $j++)
- {
- $this->result_rowset[$result_id][$k][$this->result_field_names[$result_id][$j-1]] = odbc_result($result_id, $j);
- }
- $i++;
- $k++;
- }
-
- $this->result_numrows[$result_id] = $k;
- $this->row_index[$result_id] = 0;
- }
- else
- {
- $this->result_numrows[$result_id] = @odbc_num_rows($result_id);
- $this->row_index[$result_id] = 0;
- }
- }
- else
- {
- if(eregi("^(INSERT|UPDATE) ", $query))
- {
- $query = preg_replace("/\\\'/s", "''", $query);
- }
-
- $this->query_result = odbc_exec($this->db_connect_id, $query);
-
- if($this->query_result)
- {
- $sql_id = "VALUES(IDENTITY_VAL_LOCAL())";
-
- $id_result = odbc_exec($this->db_connect_id, $sql_id);
- if($id_result)
- {
- $row_result = odbc_fetch_row($id_result);
- if($row_result)
- {
- $this->next_id[$this->query_result] = odbc_result($id_result, 1);
- }
- }
- }
-
- odbc_commit($this->db_connect_id);
-
- $this->query_limit_offset[$this->query_result] = 0;
- $this->result_numrows[$this->query_result] = 0;
- }
-
- return $this->query_result;
- }
- else
- {
- return false;
- }
- }
-
- //
- // Other query methods
- //
- function sql_numrows($query_id = 0)
- {
- if(!$query_id)
- {
- $query_id = $this->query_result;
- }
- if($query_id)
- {
- return $this->result_numrows[$query_id];
- }
- else
- {
- return false;
- }
- }
- function sql_affectedrows($query_id = 0)
- {
- if(!$query_id)
- {
- $query_id = $this->query_result;
- }
- if($query_id)
- {
- return $this->result_numrows[$query_id];
- }
- else
- {
- return false;
- }
- }
- function sql_numfields($query_id = 0)
- {
- if(!$query_id)
- {
- $query_id = $this->query_result;
- }
- if($query_id)
- {
- $result = count($this->result_field_names[$query_id]);
- return $result;
- }
- else
- {
- return false;
- }
- }
- function sql_fieldname($offset, $query_id = 0)
- {
- if(!$query_id)
- {
- $query_id = $this->query_result;
- }
- if($query_id)
- {
- $result = $this->result_field_names[$query_id][$offset];
- return $result;
- }
- else
- {
- return false;
- }
- }
- function sql_fieldtype($offset, $query_id = 0)
- {
- if(!$query_id)
- {
- $query_id = $this->query_result;
- }
- if($query_id)
- {
- $result = @odbc_field_type($query_id, $offset);
- return $result;
- }
- else
- {
- return false;
- }
- }
- function sql_fetchrow($query_id = 0)
- {
- if(!$query_id)
- {
- $query_id = $this->query_result;
- }
- if($query_id)
- {
- if($this->row_index[$query_id] < $this->result_numrows[$query_id])
- {
- $result = $this->result_rowset[$query_id][$this->row_index[$query_id]];
- $this->row_index[$query_id]++;
- return $result;
- }
- else
- {
- return false;
- }
- }
- else
- {
- return false;
- }
- }
- function sql_fetchrowset($query_id = 0)
- {
- if(!$query_id)
- {
- $query_id = $this->query_result;
- }
- if($query_id)
- {
- $this->row_index[$query_id] = $this->result_numrows[$query_id];
- return $this->result_rowset[$query_id];
- }
- else
- {
- return false;
- }
- }
- function sql_fetchfield($field, $row = -1, $query_id = 0)
- {
- if(!$query_id)
- {
- $query_id = $this->query_result;
- }
- if($query_id)
- {
- if($row < $this->result_numrows[$query_id])
- {
- if($row == -1)
- {
- $getrow = $this->row_index[$query_id]-1;
- }
- else
- {
- $getrow = $row;
- }
-
- return $this->result_rowset[$query_id][$getrow][$this->result_field_names[$query_id][$field]];
-
- }
- else
- {
- return false;
- }
- }
- else
- {
- return false;
- }
- }
- function sql_rowseek($offset, $query_id = 0)
- {
- if(!$query_id)
- {
- $query_id = $this->query_result;
- }
- if($query_id)
- {
- $this->row_index[$query_id] = 0;
- return true;
- }
- else
- {
- return false;
- }
- }
- function sql_nextid($query_id = 0)
- {
- if(!$query_id)
- {
- $query_id = $this->query_result;
- }
- if($query_id)
- {
- return $this->next_id[$query_id];
- }
- else
- {
- return false;
- }
- }
- function sql_freeresult($query_id = 0)
- {
- if(!$query_id)
- {
- $query_id = $this->query_result;
- }
- if($query_id)
- {
- $result = @odbc_free_result($query_id);
- return $result;
- }
- else
- {
- return false;
- }
- }
- function sql_error($query_id = 0)
- {
-// $result['code'] = @odbc_error($this->db_connect_id);
-// $result['message'] = @odbc_errormsg($this->db_connect_id);
-
- return "";
- }
-
-} // class sql_db
-
-} // if ... define
-
-?>
\ No newline at end of file