mirror of
https://github.com/phpbb/phpbb.git
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447 lines
9.7 KiB
PHP
447 lines
9.7 KiB
PHP
<?php
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/***************************************************************************
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* firebird.php
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* -------------------
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* begin : Saturday, Feb 13, 2001
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* copyright :(C) 2001 The phpBB Group
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* email : support@phpbb.com
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*
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* $Id$
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*
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***************************************************************************/
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/***************************************************************************
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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***************************************************************************/
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if (!defined('SQL_LAYER'))
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{
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define('SQL_LAYER', 'firebird');
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class sql_db
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{
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var $db_connect_id;
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var $query_result;
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var $return_on_error = false;
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var $transaction = false;
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var $sql_report = '';
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var $sql_time = 0;
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function sql_connect($sqlserver, $sqluser, $sqlpassword, $database = '', $port = '', $persistency = false)
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{
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$this->open_queries = array();
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$this->num_queries = 0;
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$this->persistency = $persistency;
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$this->user = $sqluser;
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$this->password = $sqlpassword;
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$this->server = $sqlserver;
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$this->db_connect_id =($this->persistency) ? @ibase_pconnect($this->server, $this->user, $this->password) : @ibase_connect($this->server, $this->user, $this->password);
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return ($this->db_connect_id) ? $this->db_connect_id : $this->sql_error('');
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}
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// Other base methods
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function sql_close()
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{
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if (!$this->db_connect_id)
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{
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return false;
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}
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if (count($this->open_queries))
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{
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foreach($this->open_queries as $query_id)
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{
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@ibase_free_query($query_id);
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}
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}
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return @ibase_close($this->db_connect_id);
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}
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function sql_return_on_error($fail = false)
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{
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$this->return_on_error = $fail;
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}
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function sql_num_queries()
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{
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return $this->num_queries;
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}
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function sql_transaction($status = 'begin')
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{
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switch($status)
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{
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case 'begin':
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$this->transaction = true;
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break;
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case 'commit':
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$result = ibase_commit();
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$this->transaction = false;
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break;
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case 'rollback':
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$result = ibase_rollback();
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$this->transaction = false;
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break;
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default:
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$result = true;
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}
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return $result;
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}
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// Base query method
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function sql_query($query = '', $expire_time = 0)
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{
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if ($query != '')
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{
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global $cache;
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if (!$expire_time || !$cache->sql_load($query, $expire_time))
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{
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if ($expire_time)
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{
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$cache_result = true;
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}
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$this->query_result = false;
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$this->num_queries++;
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if (!empty($_GET['explain']))
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{
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global $starttime;
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$curtime = explode(' ', microtime());
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$curtime = $curtime[0] + $curtime[1] - $starttime;
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}
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if (($this->query_result = ibase_query($query, $this->db_connect_id)) === FALSE)
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{
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$this->sql_error($query);
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}
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if (!empty($_GET['explain']))
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{
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$endtime = explode(' ', microtime());
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$endtime = $endtime[0] + $endtime[1] - $starttime;
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$this->sql_report .= "<pre>Query:\t" . htmlspecialchars(preg_replace('/[\s]*[\n\r\t]+[\n\r\s\t]*/', "\n\t", $query)) . "\n\n";
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if ($this->query_result)
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{
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$this->sql_report .= "Time before: $curtime\nTime after: $endtime\nElapsed time: <b>" .($endtime - $curtime) . "</b>\n</pre>";
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}
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else
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{
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$error = $this->sql_error();
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$this->sql_report .= '<b>FAILED</b> - SQL Error ' . $error['code'] . ': ' . htmlspecialchars($error['message']) . '<br><br><pre>';
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}
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$this->sql_time += $endtime - $curtime;
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/*
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if (preg_match('/^SELECT/', $query))
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{
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$html_table = FALSE;
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if ($result = mysql_query("EXPLAIN $query", $this->db_connect_id))
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{
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while($row = mysql_fetch_assoc($result))
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{
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if (!$html_table && count($row))
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{
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$html_table = TRUE;
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$this->sql_report .= "<table width=100% border=1 cellpadding=2 cellspacing=1>\n";
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$this->sql_report .= "<tr>\n<td><b>" . implode("</b></td>\n<td><b>", array_keys($row)) . "</b></td>\n</tr>\n";
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}
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$this->sql_report .= "<tr>\n<td>" . implode(" </td>\n<td>", array_values($row)) . " </td>\n</tr>\n";
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}
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}
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if ($html_table)
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{
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$this->sql_report .= '</table><br>';
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}
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}
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*/
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$this->sql_report .= "<hr>\n";
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}
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$this->open_queries[] = $this->query_result;
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}
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$this->last_query_text[$this->query_result] = $query;
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if (!empty($cache_result))
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{
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$cache->sql_save($query, $this->query_result);
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@ibase_free_result(array_pop($this->open_queries));
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}
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}
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else
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{
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return false;
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}
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return ($this->query_result) ? $this->query_result : false;
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}
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function sql_query_limit($query, $total, $offset = 0, $expire_time = 0)
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{
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if ($query != '')
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{
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$this->query_result = false;
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$this->num_queries++;
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$query = 'SELECT FIRST ' . $total . ((!empty($offset)) ? ' SKIP ' . $offset : '') . substr($query, 6);
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return $this->sql_query($query, $expire_time);
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}
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else
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{
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return false;
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}
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}
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// Idea for this from Ikonboard
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function sql_build_array($query, $assoc_ary = false)
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{
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if (!is_array($assoc_ary))
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{
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return false;
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}
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$fields = array();
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$values = array();
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if ($query == 'INSERT')
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{
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foreach($assoc_ary as $key => $var)
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{
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$fields[] = $key;
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if (is_null($var))
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{
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$values[] = 'NULL';
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}
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elseif (is_string($var))
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{
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$values[] = "'" . $this->sql_escape($var) . "'";
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}
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else
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{
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$values[] =(is_bool($var)) ? intval($var) : $var;
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}
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}
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$query = '(' . implode(', ', $fields) . ') VALUES(' . implode(', ', $values) . ')';
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}
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else if ($query == 'UPDATE')
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{
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$values = array();
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foreach($assoc_ary as $key => $var)
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{
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if (is_null($var))
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{
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$values[] = "$key = NULL";
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}
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elseif (is_string($var))
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{
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$values[] = "$key = '" . $this->sql_escape($var) . "'";
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}
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else
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{
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$values[] =(is_bool($var)) ? "$key = " . intval($var) : "$key = $var";
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}
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}
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$query = implode(', ', $values);
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}
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return $query;
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}
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// Other query methods
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function sql_numrows($query_id = false)
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{
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return FALSE;
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}
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function sql_affectedrows()
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{
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return ($this->query_result !== FALSE) ? TRUE : FALSE; // Does this work?
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}
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function sql_fetchrow($query_id = 0)
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{
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global $cache;
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if (!$query_id)
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{
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$query_id = $this->query_result;
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}
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if ($cache->sql_exists($query_id))
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{
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return $cache->sql_fetchrow($query_id);
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}
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$row = array();
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foreach (get_object_vars(ibase_fetch_object($query_id, IBASE_TEXT)) as $key => $value)
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{
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$row[strtolower($key)] = trim(str_replace("\\0", "\0", str_replace("\\n", "\n", $value)));
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}
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return ($query_id) ? $row : false;
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}
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function sql_fetchrowset($query_id = 0)
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{
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if (!$query_id)
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{
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$query_id = $this->query_result;
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}
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if ($query_id)
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{
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unset($this->rowset[$query_id]);
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unset($this->row[$query_id]);
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while($this->rowset[$query_id] = get_object_vars(@ibase_fetch_object($query_id, IBASE_TEXT )))
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{
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$result[] = $this->rowset[$query_id];
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}
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return $result;
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}
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else
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{
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return false;
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}
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}
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function sql_fetchfield($field, $rownum = -1, $query_id = 0)
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{
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if (!$query_id)
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{
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$query_id = $this->query_result;
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}
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if ($query_id)
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{
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if ($rownum > -1)
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{
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$result = @mysql_result($query_id, $rownum, $field);
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}
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else
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{
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if (empty($this->row[$query_id]) && empty($this->rowset[$query_id]))
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{
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if ($this->sql_fetchrow())
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{
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$result = $this->row[$query_id][$field];
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}
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}
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else
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{
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if ($this->rowset[$query_id])
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{
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$result = $this->rowset[$query_id][$field];
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}
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else if ($this->row[$query_id])
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{
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$result = $this->row[$query_id][$field];
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}
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}
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}
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return $result;
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}
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else
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{
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return false;
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}
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}
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function sql_rowseek($rownum, $query_id = 0)
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{
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if (!$query_id)
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{
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$query_id = $this->query_result;
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}
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for($i = 1; $i < $rownum; $i++)
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{
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if (!$this->sql_fetchrow($query_id))
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{
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return false;
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}
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}
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return true;
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}
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function sql_nextid()
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{
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if ($this->query_result && preg_match('#^INSERT[\t\n ]+INTO[\t\n ]+([a-z0-9\_\-]+)#is', $this->last_query_text[$query_id], $tablename))
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{
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$query = "SELECT GEN_ID('" . $tablename[1] . "_gen', 0) AS new_id
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FROM RDB\$DATABASE";
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if (!($temp_q_id = @ibase_query($this->db_connect_id, $query)))
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{
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return false;
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}
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$temp_result = @ibase_fetch_object($temp_q_id);
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$this->sql_freeresult($temp_q_id);
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return ($temp_result) ? $temp_result->last_value : false;
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}
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}
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function sql_freeresult($query_id = false)
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{
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if (!$query_id)
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{
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$query_id = $this->query_result;
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}
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return ($query_id) ? @ibase_free_result($query_id) : false;
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}
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function sql_escape($msg)
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{
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return (@ini_get('magic_quotes_sybase') || strtoupper(@ini_get('magic_quotes_sybase')) == 'ON') ? str_replace('\\\'', '\'', addslashes($msg)) : str_replace('\\\'', '\'\'', $msg);
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}
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function sql_error($sql = '')
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{
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if (!$this->return_on_error)
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{
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if ($this->transaction)
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{
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$this->sql_transaction('rollback');
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}
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$this_page =(!empty($_SERVER['PHP_SELF'])) ? $_SERVER['PHP_SELF'] : $_ENV['PHP_SELF'];
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$this_page .= '&' .((!empty($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : $_ENV['QUERY_STRING']);
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$message = '<u>SQL ERROR</u> [ ' . SQL_LAYER . ' ]<br /><br />' . @ibase_errmsg() . '<br /><br /><u>CALLING PAGE</u><br /><br />' . $this_page .(($sql != '') ? '<br /><br /><u>SQL</u><br /><br />' . $sql : '') . '<br />';
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trigger_error($message, E_USER_ERROR);
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}
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$result['message'] = @ibase_errmsg();
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$result['code'] = '';
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return $result;
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}
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} // class sql_db
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} // if ... define
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?>
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