--- a/punbb/include/dblayer/sqlite.php Sun Sep 02 11:00:57 2007 -0400
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,253 +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 SQLite
-if (!function_exists('sqlite_open'))
- exit('This PHP environment doesn\'t have SQLite support built in. SQLite support is required if you want to use a SQLite database to run this forum. Consult the PHP documentation for further assistance.');
-
-
-class DBLayer
-{
- var $prefix;
- var $link_id;
- var $query_result;
- 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)
- {
- // Prepend $db_name with the path to the forum root directory
- $db_name = PUN_ROOT.$db_name;
-
- $this->prefix = $db_prefix;
-
- if (!file_exists($db_name))
- {
- @touch($db_name);
- @chmod($db_name, 0666);
- if (!file_exists($db_name))
- error('Unable to create new database \''.$db_name.'\'. Permission denied', __FILE__, __LINE__);
- }
-
- if (!is_readable($db_name))
- error('Unable to open database \''.$db_name.'\' for reading. Permission denied', __FILE__, __LINE__);
-
- if (!is_writable($db_name))
- error('Unable to open database \''.$db_name.'\' for writing. Permission denied', __FILE__, __LINE__);
-
- if ($p_connect)
- $this->link_id = @sqlite_popen($db_name, 0666, $sqlite_error);
- else
- $this->link_id = @sqlite_open($db_name, 0666, $sqlite_error);
-
- if (!$this->link_id)
- error('Unable to open database \''.$db_name.'\'. SQLite reported: '.$sqlite_error, __FILE__, __LINE__);
- else
- return $this->link_id;
- }
-
-
- function start_transaction()
- {
- ++$this->in_transaction;
-
- return (@sqlite_query($this->link_id, 'BEGIN')) ? true : false;
- }
-
-
- function end_transaction()
- {
- --$this->in_transaction;
-
- if (@sqlite_query($this->link_id, 'COMMIT'))
- return true;
- else
- {
- @sqlite_query($this->link_id, 'ROLLBACK');
- return false;
- }
- }
-
-
- function query($sql, $unbuffered = false)
- {
- if (defined('PUN_SHOW_QUERIES'))
- $q_start = get_microtime();
-
- if ($unbuffered)
- $this->query_result = @sqlite_unbuffered_query($this->link_id, $sql);
- else
- $this->query_result = @sqlite_query($this->link_id, $sql);
-
- if ($this->query_result)
- {
- if (defined('PUN_SHOW_QUERIES'))
- $this->saved_queries[] = array($sql, sprintf('%.5f', get_microtime() - $q_start));
-
- ++$this->num_queries;
-
- return $this->query_result;
- }
- else
- {
- if (defined('PUN_SHOW_QUERIES'))
- $this->saved_queries[] = array($sql, 0);
-
- $this->error_no = @sqlite_last_error($this->link_id);
- $this->error_msg = @sqlite_error_string($this->error_no);
-
- if ($this->in_transaction)
- @sqlite_query($this->link_id, 'ROLLBACK');
-
- --$this->in_transaction;
-
- return false;
- }
- }
-
-
- function result($query_id = 0, $row = 0)
- {
- if ($query_id)
- {
- if ($row != 0)
- @sqlite_seek($query_id, $row);
-
- return @current(@sqlite_current($query_id));
- }
- else
- return false;
- }
-
-
- function fetch_assoc($query_id = 0)
- {
- if ($query_id)
- {
- $cur_row = @sqlite_fetch_array($query_id, SQLITE_ASSOC);
- if ($cur_row)
- {
- // Horrible hack to get rid of table names and table aliases from the array keys
- while (list($key, $value) = @each($cur_row))
- {
- $dot_spot = strpos($key, '.');
- if ($dot_spot !== false)
- {
- unset($cur_row[$key]);
- $key = substr($key, $dot_spot+1);
- $cur_row[$key] = $value;
- }
- }
- }
-
- return $cur_row;
- }
- else
- return false;
- }
-
-
- function fetch_row($query_id = 0)
- {
- return ($query_id) ? @sqlite_fetch_array($query_id, SQLITE_NUM) : false;
- }
-
-
- function num_rows($query_id = 0)
- {
- return ($query_id) ? @sqlite_num_rows($query_id) : false;
- }
-
-
- function affected_rows()
- {
- return ($this->query_result) ? @sqlite_changes($this->query_result) : false;
- }
-
-
- function insert_id()
- {
- return ($this->link_id) ? @sqlite_last_insert_rowid($this->link_id) : false;
- }
-
-
- function get_num_queries()
- {
- return $this->num_queries;
- }
-
-
- function get_saved_queries()
- {
- return $this->saved_queries;
- }
-
-
- function free_result($query_id = false)
- {
- return true;
- }
-
-
- function escape($str)
- {
- return is_array($str) ? '' : sqlite_escape_string($str);
- }
-
-
- function error()
- {
- $result['error_sql'] = @current(@end($this->saved_queries));
- $result['error_no'] = $this->error_no;
- $result['error_msg'] = $this->error_msg;
-
- return $result;
- }
-
-
- function close()
- {
- if ($this->link_id)
- {
- if ($this->in_transaction)
- {
- if (defined('PUN_SHOW_QUERIES'))
- $this->saved_queries[] = array('COMMIT', 0);
-
- @sqlite_query($this->link_id, 'COMMIT');
- }
-
- return @sqlite_close($this->link_id);
- }
- else
- return false;
- }
-}