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profileinfo.php
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<!--
Show profiling data.
Copyright 2005 Kate Turner.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
-->
<html>
<head>
<title>Profiling data</title>
<style type="text/css">
th {
text-align: left;
border-bottom: solid 1px black;
}
th, td {
padding-left: 0.5em;
padding-right: 0.5em;
}
td.time, td.count {
text-align: right;
}
</style>
</head>
<body>
<?php
$wgDBadminuser = $wgDBadminpassword = $wgDBserver = $wgDBname = $wgEnableProfileInfo = false;
define( 'MW_NO_SETUP', 1 );
require_once( './includes/WebStart.php' );
require_once("./AdminSettings.php");
if (!$wgEnableProfileInfo) {
echo "disabled\n";
exit( 1 );
}
foreach (array("wgDBadminuser", "wgDBadminpassword", "wgDBserver", "wgDBname") as $var)
if ($$var === false) {
echo "AdminSettings.php not correct\n";
exit( 1 );
}
$expand = array();
if (isset($_REQUEST['expand']))
foreach(explode(",", $_REQUEST['expand']) as $f)
$expand[$f] = true;
class profile_point {
var $name;
var $count;
var $time;
var $children;
function profile_point($name, $count, $time) {
$this->name = $name;
$this->count = $count;
$this->time = $time;
$this->children = array();
}
function add_child($child) {
$this->children[] = $child;
}
function display($indent = 0.0) {
global $expand;
usort($this->children, "compare_point");
$extet = '';
if (isset($expand[$this->name()]))
$ex = true;
else $ex = false;
if (!$ex) {
if (count($this->children)) {
$url = makeurl(false, false, $expand + array($this->name() => true));
$extet = " <a href=\"$url\">[+]</a>";
} else $extet = '';
} else {
$e = array();
foreach ($expand as $name => $ep)
if ($name != $this->name())
$e += array($name => $ep);
$extet = " <a href=\"" . makeurl(false, false, $e) . "\">[–]</a>";
}
?>
<tr>
<td class="time"><tt><?php echo $this->fmttime() ?></tt></td>
<td class="count"><?php echo $this->count() ?></td>
<td class="name" style="padding-left: <?php echo $indent ?>em">
<?php echo htmlspecialchars($this->name()) . $extet ?>
</td>
</tr>
<?php
if ($ex)
foreach ($this->children as $child)
$child->display($indent + 2);
}
function name() {
return $this->name;
}
function count() {
return $this->count;
}
function time() {
return $this->time;
}
function fmttime() {
return sprintf("%5.02f", $this->time);
}
};
function compare_point($a, $b) {
global $sort;
switch ($sort) {
case "name":
return strcmp($a->name(), $b->name());
case "time":
return $a->time() > $b->time() ? -1 : 1;
case "count":
return $a->count() > $b->count() ? -1 : 1;
}
}
$sorts = array("time", "count", "name");
$sort = 'time';
if (isset($_REQUEST['sort']) && in_array($_REQUEST['sort'], $sorts))
$sort = $_REQUEST['sort'];
$dbh = mysql_connect($wgDBserver, $wgDBadminuser, $wgDBadminpassword)
or die("mysql server failed: " . mysql_error());
mysql_select_db($wgDBname, $dbh) or die(mysql_error($dbh));
$res = mysql_query("
SELECT pf_count, pf_time, pf_name
FROM profiling
ORDER BY pf_name ASC
", $dbh) or die("query failed: " . mysql_error());
if (isset($_REQUEST['filter']))
$filter = $_REQUEST['filter'];
else $filter = '';
?>
<form method="profiling.php">
<p>
<input type="text" name="filter" value="<?php echo htmlspecialchars($filter)?>"/>
<input type="hidden" name="sort" value="<?php echo htmlspecialchars($sort)?>"/>
<input type="hidden" name="expand" value="<?php echo htmlspecialchars(implode(",", array_keys($expand)))?>"/>
<input type="submit" value="Filter" />
</p>
</form>
<table cellspacing="0">
<tr id="top">
<th><a href="<?php echo makeurl(false, "time") ?>">Time</a></th>
<th><a href="<?php echo makeurl(false, "count") ?>">Count</a></th>
<th><a href="<?php echo makeurl(false, "name") ?>">Name</a></th>
</tr>
<?php
$totaltime = 0.0;
function makeurl($_filter = false, $_sort = false, $_expand = false) {
global $filter, $sort, $expand;
if ($_expand === false)
$_expand = $expand;
$nfilter = $_filter ? $_filter : $filter;
$nsort = $_sort ? $_sort : $sort;
$exp = urlencode(implode(',', array_keys($_expand)));
return "?filter=$nfilter&sort=$nsort&expand=$exp";
}
$points = array();
$queries = array();
$sqltotal = 0.0;
$last = false;
while (($o = mysql_fetch_object($res)) !== false) {
$next = new profile_point($o->pf_name, $o->pf_count, $o->pf_time);
$totaltime += $next->time();
if ($last !== false) {
if (preg_match("/^".preg_quote($last->name(), "/")."/", $next->name())) {
$last->add_child($next);
continue;
}
}
$last = $next;
if (preg_match("/^query: /", $next->name())) {
$sqltotal += $next->time();
$queries[] = $next;
} else {
$points[] = $next;
}
}
$s = new profile_point("SQL Queries", 0, $sqltotal);
foreach ($queries as $q)
$s->add_child($q);
$points[] = $s;
usort($points, "compare_point");
foreach ($points as $point) {
if (strlen($filter) && !strstr($point->name(), $filter))
continue;
$point->display();
}
?>
</table>
<p>Total time: <tt><?php printf("%5.02f", $totaltime) ?></p>
<?php
mysql_free_result($res);
mysql_close($dbh);
?>
</body>
</html>