--- a/punbb/include/dblayer/pgsql.php Sun Sep 02 11:00:57 2007 -0400
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,264 +0,0 @@
-<?php
-/***********************************************************************
-
- Copyright (C) 2002-2005 Rickard Andersson (rickard@punbb.org)
-
- This file is part of PunBB.
-
- PunBB 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.
-
- PunBB is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- MA 02111-1307 USA
-
-************************************************************************/
-
-
-// Make sure we have built in support for PostgreSQL
-if (!function_exists('pg_connect'))
- exit('This PHP environment doesn\'t have PostgreSQL support built in. PostgreSQL support is required if you want to use a PostgreSQL database to run this forum. Consult the PHP documentation for further assistance.');
-
-
-class DBLayer
-{
- var $prefix;
- var $link_id;
- var $query_result;
- var $last_query_text = array();
- var $in_transaction = 0;
-
- var $saved_queries = array();
- var $num_queries = 0;
-
- var $error_no = false;
- var $error_msg = 'Unknown';
-
-
- function DBLayer($db_host, $db_username, $db_password, $db_name, $db_prefix, $p_connect)
- {
- $this->prefix = $db_prefix;
-
- if ($db_host != '')
- {
- if (strpos($db_host, ':') !== false)
- {
- list($db_host, $dbport) = explode(':', $db_host);
- $connect_str[] = 'host='.$db_host.' port='.$dbport;
- }
- else
- {
- if ($db_host != 'localhost')
- $connect_str[] = 'host='.$db_host;
- }
- }
-
- if ($db_name)
- $connect_str[] = 'dbname='.$db_name;
-
- if ($db_username != '')
- $connect_str[] = 'user='.$db_username;
-
- if ($db_password != '')
- $connect_str[] = 'password='.$db_password;
-
- if ($p_connect)
- $this->link_id = @pg_pconnect(implode(' ', $connect_str));
- else
- $this->link_id = @pg_connect(implode(' ', $connect_str));
-
- if (!$this->link_id)
- error('Unable to connect to PostgreSQL server', __FILE__, __LINE__);
- else
- return $this->link_id;
- }
-
-
- function start_transaction()
- {
- ++$this->in_transaction;
-
- return (@pg_query($this->link_id, 'BEGIN')) ? true : false;
- }
-
-
- function end_transaction()
- {
- --$this->in_transaction;
-
- if (@pg_query($this->link_id, 'COMMIT'))
- return true;
- else
- {
- @pg_query($this->link_id, 'ROLLBACK');
- return false;
- }
- }
-
-
- function query($sql, $unbuffered = false) // $unbuffered is ignored since there is no pgsql_unbuffered_query()
- {
- if (strrpos($sql, 'LIMIT') !== false)
- $sql = preg_replace('#LIMIT ([0-9]+),([ 0-9]+)#', 'LIMIT \\2 OFFSET \\1', $sql);
-
- if (defined('PUN_SHOW_QUERIES'))
- $q_start = get_microtime();
-
- @pg_send_query($this->link_id, $sql);
- $this->query_result = @pg_get_result($this->link_id);
-
- if (pg_result_status($this->query_result) != PGSQL_FATAL_ERROR)
- {
- if (defined('PUN_SHOW_QUERIES'))
- $this->saved_queries[] = array($sql, sprintf('%.5f', get_microtime() - $q_start));
-
- ++$this->num_queries;
-
- $this->last_query_text[$this->query_result] = $sql;
-
- return $this->query_result;
- }
- else
- {
- if (defined('PUN_SHOW_QUERIES'))
- $this->saved_queries[] = array($sql, 0);
-
- $this->error_msg = @pg_result_error($this->query_result);
-
- if ($this->in_transaction)
- @pg_query($this->link_id, 'ROLLBACK');
-
- --$this->in_transaction;
-
- return false;
- }
- }
-
-
- function result($query_id = 0, $row = 0)
- {
- return ($query_id) ? @pg_fetch_result($query_id, $row, 0) : false;
- }
-
-
- function fetch_assoc($query_id = 0)
- {
- return ($query_id) ? @pg_fetch_assoc($query_id) : false;
- }
-
-
- function fetch_row($query_id = 0)
- {
- return ($query_id) ? @pg_fetch_row($query_id) : false;
- }
-
-
- function num_rows($query_id = 0)
- {
- return ($query_id) ? @pg_num_rows($query_id) : false;
- }
-
-
- function affected_rows()
- {
- return ($this->query_result) ? @pg_affected_rows($this->query_result) : false;
- }
-
-
- function insert_id()
- {
- $query_id = $this->query_result;
-
- if ($query_id && $this->last_query_text[$query_id] != '')
- {
- if (preg_match('/^INSERT INTO ([a-z0-9\_\-]+)/is', $this->last_query_text[$query_id], $table_name))
- {
- // Hack (don't ask)
- if (substr($table_name[1], -6) == 'groups')
- $table_name[1] .= '_g';
-
- $temp_q_id = @pg_query($this->link_id, 'SELECT currval(\''.$table_name[1].'_id_seq\')');
- return ($temp_q_id) ? intval(@pg_fetch_result($temp_q_id, 0)) : false;
- }
- }
-
- return false;
- }
-
-
- function get_num_queries()
- {
- return $this->num_queries;
- }
-
-
- function get_saved_queries()
- {
- return $this->saved_queries;
- }
-
-
- function free_result($query_id = false)
- {
- if (!$query_id)
- $query_id = $this->query_result;
-
- return ($query_id) ? @pg_free_result($query_id) : false;
- }
-
-
- function escape($str)
- {
- return is_array($str) ? '' : pg_escape_string($str);
- }
-
-
- function error()
- {
- $result['error_sql'] = @current(@end($this->saved_queries));
- $result['error_no'] = false;
-/*
- if (!empty($this->query_result))
- {
- $result['error_msg'] = trim(@pg_result_error($this->query_result));
- if ($result['error_msg'] != '')
- return $result;
- }
-
- $result['error_msg'] = (!empty($this->link_id)) ? trim(@pg_last_error($this->link_id)) : trim(@pg_last_error());
-*/
- $result['error_msg'] = $this->error_msg;
-
- return $result;
- }
-
-
- function close()
- {
- if ($this->link_id)
- {
- if ($this->in_transaction)
- {
- if (defined('PUN_SHOW_QUERIES'))
- $this->saved_queries[] = array('COMMIT', 0);
-
- @pg_query($this->link_id, 'COMMIT');
- }
-
- if ($this->query_result)
- @pg_free_result($this->query_result);
-
- return @pg_close($this->link_id);
- }
- else
- return false;
- }
-}