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- another try to break things. :)

Browse Source 
- adjusted the dbal a little bit
- removed db2 support


git-svn-id: file:///svn/phpbb/trunk@5263 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
Meik Sievertsen
2005-10-07 23:00:41 +00:00
parent 8d72671cc1
commit 913c38768a
12 changed files with 914 additions and 1584 deletions
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249
phpBB/includes/db/firebird.php
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@@ -26,6 +26,9 @@ class dbal_firebird extends dbal
{
var $last_query_text = '';
/**
* Connect to server
*/
function sql_connect($sqlserver, $sqluser, $sqlpassword, $database, $port = false, $persistency = false)
{
$this->persistency = $persistency;
@@ -38,32 +41,9 @@ class dbal_firebird extends dbal
return ($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 ($this->transaction)
{
@ibase_commit($this->db_connect_id);
}
if (sizeof($this->open_queries))
{
foreach ($this->open_queries as $i_query_id => $query_id)
{
@ibase_free_query($query_id);
}
}
return @ibase_close($this->db_connect_id);
}
/**
* sql transaction
*/
function sql_transaction($status = 'begin')
{
switch ($status)
@@ -94,7 +74,9 @@ class dbal_firebird extends dbal
return $result;
}
// Base query method
/**
* Base query method
*/
function sql_query($query = '', $cache_ttl = 0)
{
if ($query != '')
@@ -121,8 +103,13 @@ class dbal_firebird extends dbal
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, $cache_ttl);
}
else if (strpos($query, 'SELECT') !== false && $this->query_result)
{
$this->open_queries[(int) $this->query_result] = $this->query_result;
}
}
}
else
@@ -133,6 +120,9 @@ class dbal_firebird extends dbal
return ($this->query_result) ? $this->query_result : false;
}
/**
* Build LIMIT query
*/
function sql_query_limit($query, $total, $offset = 0, $cache_ttl = 0)
{
if ($query != '')
@@ -149,21 +139,34 @@ class dbal_firebird extends dbal
}
}
// Other query methods
//
// NOTE :: Want to remove _ALL_ reliance on sql_numrows from core code ...
// don't want this here by a middle Milestone
/**
* Return number of rows
* Not used within core code
*/
function sql_numrows($query_id = false)
{
return false;
}
/**
* Return number of affected rows
*/
function sql_affectedrows()
{
// TODO: hmm, maybe doing something similar as in mssql_odbc.php?
return ($this->query_result) ? true : false;
// PHP 5+ function
if (function_exists('ibase_affected_rows'))
{
return ($this->query_result) ? @ibase_affected_rows($this->query_result) : false;
}
else
{
return ($this->query_result) ? true : false;
}
}
/**
* Fetch current row
*/
function sql_fetchrow($query_id = false)
{
global $cache;
@@ -190,10 +193,15 @@ class dbal_firebird extends dbal
{
$row[strtolower($key)] = trim(str_replace("\\0", "\0", str_replace("\\n", "\n", $value)));
}
return ($query_id) ? $row : false;
return (sizeof($row)) ? $row : false;
}
function sql_fetchrowset($query_id = false)
/**
* Fetch field
* if rownum is false, the current row is used, else it is pointing to the row (zero-based)
*/
function sql_fetchfield($field, $rownum = false, $query_id = false)
{
if (!$query_id)
{
@@ -202,80 +210,41 @@ class dbal_firebird extends dbal
if ($query_id)
{
unset($this->rowset[$query_id]);
unset($this->row[$query_id]);
$result = array();
while ($this->rowset[$query_id] = get_object_vars(@ibase_fetch_object($query_id, IBASE_TEXT)))
if ($rownum !== false)
{
$result[] = $this->rowset[$query_id];
$this->sql_rowseek($rownum, $query_id);
}
$row = $this->sql_fetchrow($query_id);
return isset($row[$field]) ? $row[$field] : false;
}
return $result;
}
else
{
return false;
}
return false;
}
function sql_fetchfield($field, $rownum = -1, $query_id = 0)
/**
* Seek to given row number
* rownum is zero-based
*/
function sql_rowseek($rownum, $query_id = false)
{
if (!$query_id)
{
$query_id = $this->query_result;
}
if ($query_id)
{
if ($rownum > -1)
{
// erm... ok, my bad, we always use zero. :/
for ($i = 0; $i <= $rownum; $i++)
{
$row = $this->sql_fetchrow($query_id);
}
/*
$this->sql_freeresult($query_id);
$query_id = $this->sql_query($this->last_query_text);
return $row[$field];
}
else
{
if (empty($this->row[$query_id]) && empty($this->rowset[$query_id]))
{
if ($this->row[$query_id] = $this->sql_fetchrow($query_id))
{
$result = $this->row[$query_id][$field];
}
}
else
{
if ($this->rowset[$query_id])
{
$result = $this->rowset[$query_id][$field];
}
else if ($this->row[$query_id])
{
$result = $this->row[$query_id][$field];
}
}
}
return $result;
}
else
if (!$query_id)
{
return false;
}
}
*/
function sql_rowseek($rownum, $query_id = 0)
{
if (!$query_id)
{
$query_id = $this->query_result;
}
for($i = 1; $i < $rownum; $i++)
// We do not fetch the row for rownum == 0 because then the next resultset would be the second row
for ($i = 0; $i < $rownum; $i++)
{
if (!$this->sql_fetchrow($query_id))
{
@@ -286,24 +255,37 @@ class dbal_firebird extends dbal
return true;
}
/**
* Get last inserted id after insert statement
*/
function sql_nextid()
{
if ($this->query_result && preg_match('#^INSERT[\t\n ]+INTO[\t\n ]+([a-z0-9\_\-]+)#is', $this->last_query_text, $tablename))
$query_id = $this->query_result;
if ($query_id && $this->last_query_text != '')
{
$query = "SELECT GEN_ID('" . $tablename[1] . "_gen', 0) AS new_id
FROM RDB\$DATABASE";
if (!($temp_q_id = @ibase_query($this->db_connect_id, $query)))
if ($this->query_result && preg_match('#^INSERT[\t\n ]+INTO[\t\n ]+([a-z0-9\_\-]+)#is', $this->last_query_text, $tablename))
{
return false;
$query = "SELECT GEN_ID('" . $tablename[1] . "_gen', 0) AS new_id
FROM RDB\$DATABASE";
if (!($temp_q_id = @ibase_query($this->db_connect_id, $query)))
{
return false;
}
$temp_result = @ibase_fetch_object($temp_q_id);
@ibase_free_result($temp_q_id);
return ($temp_result) ? $temp_result->last_value : false;
}
$temp_result = @ibase_fetch_object($temp_q_id);
$this->sql_freeresult($temp_q_id);
return ($temp_result) ? $temp_result->last_value : false;
}
return false;
}
/**
* Free sql result
*/
function sql_freeresult($query_id = false)
{
if (!$query_id)
@@ -313,18 +295,31 @@ class dbal_firebird extends dbal
if (!$this->transaction && $query_id)
{
@ibase_commit();
$this->sql_transaction('commit');
}
return ($query_id) ? @ibase_free_result($query_id) : false;
if (isset($this->open_queries[(int) $query_id]))
{
unset($this->open_queries[(int) $query_id]);
return @ibase_free_result($query_id);
}
return false;
}
/**
* Escape string used in sql query
*/
function sql_escape($msg)
{
return (@ini_get('magic_quotes_sybase') || strtolower(@ini_get('magic_quotes_sybase')) == 'on') ? str_replace('\\\'', '\'', addslashes($msg)) : str_replace('\'', '\'\'', stripslashes($msg));
}
function db_sql_error()
/**
* return sql error array
* @private
*/
function _sql_error()
{
return array(
'message' => @ibase_errmsg(),
@@ -332,22 +327,25 @@ class dbal_firebird extends dbal
);
}
/**
* Close sql connection
* @private
*/
function _sql_close()
{
return @ibase_close($this->db_connect_id);
}
/**
* Build db-specific report
* @private
*/
function _sql_report($mode, $query = '')
{
global $cache, $starttime, $phpbb_root_path;
static $curtime, $query_hold, $html_hold;
static $sql_report = '';
static $cache_num_queries = 0;
switch ($mode)
{
case 'start':
$query_hold = $query;
$html_hold = '';
$curtime = explode(' ', microtime());
$curtime = $curtime[0] + $curtime[1];
break;
break;
case 'fromcache':
$endtime = explode(' ', microtime());
@@ -358,23 +356,14 @@ class dbal_firebird extends dbal
{
// Take the time spent on parsing rows into account
}
@ibase_freeresult($result);
$splittime = explode(' ', microtime());
$splittime = $splittime[0] + $splittime[1];
$time_cache = $endtime - $curtime;
$time_db = $splittime - $endtime;
$color = ($time_db > $time_cache) ? 'green' : 'red';
$this->sql_report('record_fromcache', $query, $endtime, $splittime);
$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 += $time_db;
@ibase_freeresult($result);
$cache_num_queries++;
break;
break;
}
}