d582054c77
git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@1 b3834d28-1941-0410-a4f8-b48e95affb8f
576 lines
No EOL
16 KiB
PHP
576 lines
No EOL
16 KiB
PHP
<?php
|
|
/**
|
|
*
|
|
* @package dbal_odbc_mssql
|
|
* @version $Id: mssql-odbc.php,v 1.2 2005/06/10 08:52:03 devalley Exp $
|
|
* @copyright (c) 2005 phpBB Group
|
|
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* @ignore
|
|
*/
|
|
if (!defined('SQL_LAYER'))
|
|
{
|
|
|
|
define('SQL_LAYER', 'mssql-odbc');
|
|
|
|
/**
|
|
* @package dbal_odbc_mssql
|
|
* MSSQL ODBC Database Abstraction Layer for MSSQL
|
|
* Minimum Requirement is Version 2000+
|
|
*/
|
|
class sql_db
|
|
{
|
|
var $db_connect_id;
|
|
var $query_result;
|
|
var $return_on_error = false;
|
|
var $transaction = false;
|
|
var $sql_time = 0;
|
|
var $num_queries = 0;
|
|
var $open_queries = array();
|
|
|
|
var $result_rowset = array();
|
|
var $field_names = array();
|
|
var $field_types = array();
|
|
var $num_rows = array();
|
|
var $current_row = array();
|
|
|
|
function sql_connect($sqlserver, $sqluser, $sqlpassword, $database, $port = false, $persistency = false)
|
|
{
|
|
$this->persistency = $persistency;
|
|
$this->user = $sqluser;
|
|
$this->server = $sqlserver . (($port) ? ':' . $port : '');
|
|
$this->dbname = $database;
|
|
|
|
$this->db_connect_id = ($this->persistency) ? @odbc_pconnect($this->server, $this->user, $sqlpassword) : @odbc_connect($this->server, $this->user, $sqlpassword);
|
|
|
|
return ($this->db_connect_id) ? $this->db_connect_id : $this->sql_error('');
|
|
}
|
|
|
|
//
|
|
// Other base methods
|
|
//
|
|
function sql_close()
|
|
{
|
|
if (!$this->db_connect_id)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
if ($this->transaction)
|
|
{
|
|
@odbc_commit($this->db_connect_id);
|
|
}
|
|
|
|
if (sizeof($this->result_rowset))
|
|
{
|
|
unset($this->result_rowset);
|
|
unset($this->field_names);
|
|
unset($this->field_types);
|
|
unset($this->num_rows);
|
|
unset($this->current_row);
|
|
}
|
|
|
|
if (sizeof($this->open_queries))
|
|
{
|
|
foreach ($this->open_queries as $i_query_id => $query_id)
|
|
{
|
|
@odbc_free_result($query_id);
|
|
}
|
|
}
|
|
|
|
return @odbc_close($this->db_connect_id);
|
|
}
|
|
|
|
function sql_return_on_error($fail = false)
|
|
{
|
|
$this->return_on_error = $fail;
|
|
}
|
|
|
|
function sql_num_queries()
|
|
{
|
|
return $this->num_queries;
|
|
}
|
|
|
|
function sql_transaction($status = 'begin')
|
|
{
|
|
switch ($status)
|
|
{
|
|
case 'begin':
|
|
$result = @odbc_autocommit($this->db_connect_id, false);
|
|
$this->transaction = true;
|
|
break;
|
|
|
|
case 'commit':
|
|
$result = @odbc_commit($this->db_connect_id);
|
|
@odbc_autocommit($this->db_connect_id, true);
|
|
$this->transaction = false;
|
|
|
|
if (!$result)
|
|
{
|
|
@odbc_rollback($this->db_connect_id);
|
|
@odbc_autocommit($this->db_connect_id, true);
|
|
}
|
|
break;
|
|
|
|
case 'rollback':
|
|
$result = @odbc_rollback($this->db_connect_id);
|
|
@odbc_autocommit($this->db_connect_id, true);
|
|
$this->transaction = false;
|
|
break;
|
|
|
|
default:
|
|
$result = true;
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
// Base query method
|
|
function sql_query($query = '', $cache_ttl = 0)
|
|
{
|
|
if ($query != '')
|
|
{
|
|
global $cache;
|
|
|
|
// EXPLAIN only in extra debug mode
|
|
if (defined('DEBUG_EXTRA'))
|
|
{
|
|
$this->sql_report('start', $query);
|
|
}
|
|
|
|
$this->query_result = ($cache_ttl && method_exists($cache, 'sql_load')) ? $cache->sql_load($query) : false;
|
|
|
|
if (!$this->query_result)
|
|
{
|
|
$this->num_queries++;
|
|
|
|
if (($this->query_result = $this->_odbc_execute_query($query)) === false)
|
|
{
|
|
$this->sql_error($query);
|
|
}
|
|
|
|
if (defined('DEBUG_EXTRA'))
|
|
{
|
|
$this->sql_report('stop', $query);
|
|
}
|
|
|
|
if ($cache_ttl && method_exists($cache, 'sql_save'))
|
|
{
|
|
$this->open_queries[(int) $this->query_result] = $this->query_result;
|
|
$cache->sql_save($query, $this->query_result, $cache_ttl);
|
|
// odbc_free_result called within sql_save()
|
|
}
|
|
else if (strpos($query, 'SELECT') !== false && $this->query_result)
|
|
{
|
|
$this->open_queries[(int) $this->query_result] = $this->query_result;
|
|
}
|
|
}
|
|
else if (defined('DEBUG_EXTRA'))
|
|
{
|
|
$this->sql_report('fromcache', $query);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
|
|
return ($this->query_result) ? $this->query_result : false;
|
|
}
|
|
|
|
function _odbc_execute_query($query)
|
|
{
|
|
$result = false;
|
|
|
|
if (eregi("^SELECT ", $query))
|
|
{
|
|
$result = @odbc_exec($this->db_connect_id, $query);
|
|
|
|
if ($result)
|
|
{
|
|
if (empty($this->field_names[$result]))
|
|
{
|
|
for ($i = 1, $j = @odbc_num_fields($result) + 1; $i < $j; $i++)
|
|
{
|
|
$this->field_names[$result][] = @odbc_field_name($result, $i);
|
|
$this->field_types[$result][] = @odbc_field_type($result, $i);
|
|
}
|
|
}
|
|
|
|
$this->current_row[$result] = 0;
|
|
$this->result_rowset[$result] = array();
|
|
|
|
$row_outer = (isset($row_offset)) ? $row_offset + 1 : 1;
|
|
$row_outer_max = (isset($num_rows)) ? $row_offset + $num_rows + 1 : 1E9;
|
|
$row_inner = 0;
|
|
|
|
while (@odbc_fetch_row($result, $row_outer) && $row_outer < $row_outer_max)
|
|
{
|
|
for ($i = 0, $j = sizeof($this->field_names[$result]); $i < $j; $i++)
|
|
{
|
|
$this->result_rowset[$result][$row_inner][$this->field_names[$result][$i]] = stripslashes(@odbc_result($result, $i + 1));
|
|
}
|
|
|
|
$row_outer++;
|
|
$row_inner++;
|
|
}
|
|
|
|
$this->num_rows[$result] = sizeof($this->result_rowset[$result]);
|
|
}
|
|
}
|
|
else if (eregi("^INSERT ", $query))
|
|
{
|
|
$result = @odbc_exec($this->db_connect_id, $query);
|
|
|
|
if ($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($result);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$result = @odbc_exec($this->db_connect_id, $query);
|
|
|
|
if ($result)
|
|
{
|
|
$this->affected_rows[$this->db_connect_id] = @odbc_num_rows($result);
|
|
}
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
function sql_query_limit($query, $total, $offset = 0, $cache_ttl = 0)
|
|
{
|
|
if ($query != '')
|
|
{
|
|
$this->query_result = false;
|
|
|
|
// if $total is set to 0 we do not want to limit the number of rows
|
|
if ($total == 0)
|
|
{
|
|
$total = -1;
|
|
}
|
|
|
|
$row_offset = ($total) ? $offset : '';
|
|
$num_rows = ($total) ? $total : $offset;
|
|
|
|
$query = 'SELECT TOP ' . ($row_offset + $num_rows) . ' ' . substr($query, 6);
|
|
|
|
return $this->sql_query($query, $cache_ttl);
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// Idea for this from Ikonboard
|
|
function sql_build_array($query, $assoc_ary = false)
|
|
{
|
|
if (!is_array($assoc_ary))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
$fields = array();
|
|
$values = array();
|
|
if ($query == 'INSERT')
|
|
{
|
|
foreach ($assoc_ary as $key => $var)
|
|
{
|
|
$fields[] = $key;
|
|
|
|
if (is_null($var))
|
|
{
|
|
$values[] = 'NULL';
|
|
}
|
|
elseif (is_string($var))
|
|
{
|
|
$values[] = "'" . $this->sql_escape($var) . "'";
|
|
}
|
|
else
|
|
{
|
|
$values[] = (is_bool($var)) ? intval($var) : $var;
|
|
}
|
|
}
|
|
|
|
$query = ' (' . implode(', ', $fields) . ') VALUES (' . implode(', ', $values) . ')';
|
|
}
|
|
else if ($query == 'UPDATE' || $query == 'SELECT')
|
|
{
|
|
$values = array();
|
|
foreach ($assoc_ary as $key => $var)
|
|
{
|
|
if (is_null($var))
|
|
{
|
|
$values[] = "$key = NULL";
|
|
}
|
|
elseif (is_string($var))
|
|
{
|
|
$values[] = "$key = '" . $this->sql_escape($var) . "'";
|
|
}
|
|
else
|
|
{
|
|
$values[] = (is_bool($var)) ? "$key = " . intval($var) : "$key = $var";
|
|
}
|
|
}
|
|
$query = implode(($query == 'UPDATE') ? ', ' : ' AND ', $values);
|
|
}
|
|
|
|
return $query;
|
|
}
|
|
|
|
// Other query methods
|
|
//
|
|
// NOTE :: Want to remove _ALL_ reliance on sql_numrows from core code ...
|
|
// don't want this here by a middle Milestone
|
|
function sql_numrows($query_id = false)
|
|
{
|
|
if (!$query_id)
|
|
{
|
|
$query_id = $this->query_result;
|
|
}
|
|
|
|
return ($query_id) ? @$this->num_rows($query_id) : false;
|
|
}
|
|
|
|
function sql_affectedrows()
|
|
{
|
|
return ($this->affected_rows[$this->db_connect_id]) ? $this->affected_rows[$this->db_connect_id] : false;
|
|
}
|
|
|
|
function sql_fetchrow($query_id = false)
|
|
{
|
|
global $cache;
|
|
|
|
if (!$query_id)
|
|
{
|
|
$query_id = $this->query_result;
|
|
}
|
|
|
|
if (isset($cache->sql_rowset[$query_id]))
|
|
{
|
|
return $cache->sql_fetchrow($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;
|
|
}
|
|
|
|
function sql_fetchrowset($query_id = false)
|
|
{
|
|
if (!$query_id)
|
|
{
|
|
$query_id = $this->query_result;
|
|
}
|
|
|
|
return ($this->num_rows[$query_id]) ? $this->result_rowset[$query_id] : false;
|
|
}
|
|
|
|
function sql_fetchfield($field, $rownum = -1, $query_id = false)
|
|
{
|
|
if (!$query_id)
|
|
{
|
|
$query_id = $this->query_result;
|
|
}
|
|
|
|
if ($query_id)
|
|
{
|
|
if ($rownum < $this->num_rows[$query_id])
|
|
{
|
|
$getrow = ($rownum == -1) ? $this->current_row[$query_id] - 1 : $rownum;
|
|
|
|
return $this->result_rowset[$query_id][$getrow][$this->field_names[$query_id][$field]];
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
function sql_rowseek($rownum, $query_id = false)
|
|
{
|
|
if (!$query_id)
|
|
{
|
|
$query_id = $this->query_result;
|
|
}
|
|
|
|
if (isset($this->current_row[$query_id]))
|
|
{
|
|
$this->current_row[$query_id] = $rownum;
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
function sql_nextid()
|
|
{
|
|
return ($this->next_id[$this->db_connect_id]) ? $this->next_id[$this->db_connect_id] : false;
|
|
}
|
|
|
|
function sql_freeresult($query_id = false)
|
|
{
|
|
if (!$query_id)
|
|
{
|
|
$query_id = $this->query_result;
|
|
}
|
|
|
|
if (isset($this->open_queries[(int) $query_id]))
|
|
{
|
|
unset($this->open_queries[(int) $query_id]);
|
|
unset($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[$query_id]);
|
|
|
|
return @odbc_free_result($query_id);
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
function sql_escape($msg)
|
|
{
|
|
return str_replace("'", "''", str_replace('\\', '\\\\', $msg));
|
|
}
|
|
|
|
function sql_error($sql = '')
|
|
{
|
|
if (!$this->return_on_error)
|
|
{
|
|
$this_page = (isset($_SERVER['PHP_SELF']) && !empty($_SERVER['PHP_SELF'])) ? $_SERVER['PHP_SELF'] : $_ENV['PHP_SELF'];
|
|
$this_page .= '&' . ((isset($_SERVER['QUERY_STRING']) && !empty($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : (isset($_ENV['QUERY_STRING']) ? $_ENV['QUERY_STRING'] : ''));
|
|
|
|
$message = '<u>SQL ERROR</u> [ ' . SQL_LAYER . ' ]<br /><br />' . @odbc_errormsg() . '<br /><br /><u>CALLING PAGE</u><br /><br />' . htmlspecialchars($this_page) . (($sql != '') ? '<br /><br /><u>SQL</u><br /><br />' . $sql : '') . '<br />';
|
|
|
|
if ($this->transaction)
|
|
{
|
|
$this->sql_transaction('rollback');
|
|
}
|
|
|
|
trigger_error($message, E_USER_ERROR);
|
|
}
|
|
|
|
$result = array(
|
|
'message' => @odbc_errormsg(),
|
|
'code' => @odbc_error()
|
|
);
|
|
|
|
return $result;
|
|
}
|
|
|
|
function sql_report($mode, $query = '')
|
|
{
|
|
if (empty($_GET['explain']))
|
|
{
|
|
return;
|
|
}
|
|
|
|
global $cache, $starttime, $phpbb_root_path;
|
|
static $curtime, $query_hold, $html_hold;
|
|
static $sql_report = '';
|
|
static $cache_num_queries = 0;
|
|
|
|
if (!$query && !empty($query_hold))
|
|
{
|
|
$query = $query_hold;
|
|
}
|
|
|
|
switch ($mode)
|
|
{
|
|
case 'display':
|
|
if (!empty($cache))
|
|
{
|
|
$cache->unload();
|
|
}
|
|
$this->sql_close();
|
|
|
|
$mtime = explode(' ', microtime());
|
|
$totaltime = $mtime[0] + $mtime[1] - $starttime;
|
|
|
|
echo '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html; charset=iso-8869-1"><meta http-equiv="Content-Style-Type" content="text/css"><link rel="stylesheet" href="' . $phpbb_root_path . 'adm/subSilver.css" type="text/css"><style type="text/css">' . "\n";
|
|
echo 'th { background-image: url(\'' . $phpbb_root_path . 'adm/images/cellpic3.gif\') }' . "\n";
|
|
echo 'td.cat { background-image: url(\'' . $phpbb_root_path . 'adm/images/cellpic1.gif\') }' . "\n";
|
|
echo '</style><title>' . $msg_title . '</title></head><body>';
|
|
echo '<table width="100%" cellspacing="0" cellpadding="0" border="0"><tr><td><a href="' . htmlspecialchars(preg_replace('/&explain=([^&]*)/', '', $_SERVER['REQUEST_URI'])) . '"><img src="' . $phpbb_root_path . 'adm/images/header_left.jpg" width="200" height="60" alt="phpBB Logo" title="phpBB Logo" border="0"/></a></td><td width="100%" background="' . $phpbb_root_path . 'adm/images/header_bg.jpg" height="60" align="right" nowrap="nowrap"><span class="maintitle">SQL Report</span> </td></tr></table><br clear="all"/><table width="95%" cellspacing="1" cellpadding="4" border="0" align="center"><tr><td height="40" align="center" valign="middle"><b>Page generated in ' . round($totaltime, 4) . " seconds with {$this->num_queries} queries" . (($cache_num_queries) ? " + $cache_num_queries " . (($cache_num_queries == 1) ? 'query' : 'queries') . ' returning data from cache' : '') . '</b></td></tr><tr><td align="center" nowrap="nowrap">Time spent on MySQL queries: <b>' . round($this->sql_time, 5) . 's</b> | Time spent on PHP: <b>' . round($totaltime - $this->sql_time, 5) . 's</b></td></tr></table><table width="95%" cellspacing="1" cellpadding="4" border="0" align="center"><tr><td>';
|
|
echo $sql_report;
|
|
echo '</td></tr></table><br /></body></html>';
|
|
exit;
|
|
break;
|
|
|
|
case 'start':
|
|
$query_hold = $query;
|
|
$html_hold = '';
|
|
|
|
$curtime = explode(' ', microtime());
|
|
$curtime = $curtime[0] + $curtime[1];
|
|
break;
|
|
|
|
case 'fromcache':
|
|
$endtime = explode(' ', microtime());
|
|
$endtime = $endtime[0] + $endtime[1];
|
|
|
|
$result = $this->_odbc_execute_query($query);
|
|
|
|
$splittime = explode(' ', microtime());
|
|
$splittime = $splittime[0] + $splittime[1];
|
|
|
|
$time_cache = $endtime - $curtime;
|
|
$time_db = $splittime - $endtime;
|
|
$color = ($time_db > $time_cache) ? 'green' : 'red';
|
|
|
|
$sql_report .= '<hr width="100%"/><br /><table class="bg" width="100%" cellspacing="1" cellpadding="4" border="0"><tr><th>Query results obtained from the cache</th></tr><tr><td class="row1"><textarea style="font-family:\'Courier New\',monospace;width:100%" rows="5">' . preg_replace('/\t(AND|OR)(\W)/', "\$1\$2", htmlspecialchars(preg_replace('/[\s]*[\n\r\t]+[\n\r\s\t]*/', "\n", $query))) . '</textarea></td></tr></table><p align="center">';
|
|
|
|
$sql_report .= 'Before: ' . sprintf('%.5f', $curtime - $starttime) . 's | After: ' . sprintf('%.5f', $endtime - $starttime) . 's | Elapsed [cache]: <b style="color: ' . $color . '">' . sprintf('%.5f', ($time_cache)) . 's</b> | Elapsed [db]: <b>' . sprintf('%.5f', $time_db) . 's</b></p>';
|
|
|
|
// Pad the start time to not interfere with page timing
|
|
$starttime += $time_db;
|
|
|
|
@odbc_free_result($result);
|
|
$cache_num_queries++;
|
|
break;
|
|
|
|
case 'stop':
|
|
$endtime = explode(' ', microtime());
|
|
$endtime = $endtime[0] + $endtime[1];
|
|
|
|
$sql_report .= '<hr width="100%"/><br /><table class="bg" width="100%" cellspacing="1" cellpadding="4" border="0"><tr><th>Query #' . $this->num_queries . '</th></tr><tr><td class="row1"><textarea style="font-family:\'Courier New\',monospace;width:100%" rows="5">' . preg_replace('/\t(AND|OR)(\W)/', "\$1\$2", htmlspecialchars(preg_replace('/[\s]*[\n\r\t]+[\n\r\s\t]*/', "\n", $query))) . '</textarea></td></tr></table> ' . $html_hold . '<p align="center">';
|
|
|
|
if ($this->query_result)
|
|
{
|
|
if (preg_match('/^(UPDATE|DELETE|REPLACE)/', $query))
|
|
{
|
|
$sql_report .= "Affected rows: <b>" . $this->sql_affectedrows($this->query_result) . '</b> | ';
|
|
}
|
|
$sql_report .= 'Before: ' . sprintf('%.5f', $curtime - $starttime) . 's | After: ' . sprintf('%.5f', $endtime - $starttime) . 's | Elapsed: <b>' . sprintf('%.5f', $endtime - $curtime) . 's</b>';
|
|
}
|
|
else
|
|
{
|
|
$error = $this->sql_error();
|
|
$sql_report .= '<b style="color: red">FAILED</b> - ' . SQL_LAYER . ' Error ' . $error['code'] . ': ' . htmlspecialchars($error['message']);
|
|
}
|
|
|
|
$sql_report .= '</p>';
|
|
|
|
$this->sql_time += $endtime - $curtime;
|
|
break;
|
|
}
|
|
}
|
|
|
|
} // class sql_db
|
|
|
|
} // if ... define
|
|
|
|
?>
|