1.30.0/php/profileinfo_8php_source.html

<?php

// This endpoint is supposed to be independent of request cookies and other

// details of the session. Log warnings for violations of the no-session

// constraint.

define( 'MW_NO_SESSION', 'warn' );


ini_set( 'zlib.output_compression', 'off' );


$wgEnableProfileInfo = false;

require __DIR__ . '/includes/WebStart.php';


header( 'Content-Type: text/html; charset=utf-8' );


?>

<!DOCTYPE html>

<html>

<head>

    <meta charset="UTF-8" />

    <title>Profiling data</title>

    <style>

        /* noc.wikimedia.org/base.css */


        * {

            margin: 0;

            padding: 0;

        }


        body {

            padding: 0.5em 1em;

            background: #fff;

            font: 14px/1.6 sans-serif;

            color: #333;

        }


        p, ul, ol, table {

            margin: 0.5em 0;

        }


        a {

            color: #0645AD;

            text-decoration: none;

        }


        a:hover {

            text-decoration: underline;

        }


        table {

            max-width: 100%;

            background-color: transparent;

            border-collapse: collapse;

            border-spacing: 0;

        }


        .table {

            width: 100%;

            margin-bottom: 20px;

        }


        .table th,

        .table td {

            padding: 0.1em;

            text-align: left;

            vertical-align: top;

            border-top: 1px solid #ddd;

        }


        .table th {

            font-weight: bold;

        }


        .table thead th {

            vertical-align: bottom;

        }


        .table thead:first-child tr:first-child th,

        .table thead:first-child tr:first-child td {

            border-top: 0;

        }


        .table tbody + tbody {

            border-top: 2px solid #ddd;

        }


        .table-condensed th,

        .table-condensed td {

            padding: 4px 5px;

        }


        .table-striped tbody tr:nth-child(odd) td,

        .table-striped tbody tr:nth-child(odd) th {

            background-color: #f9f9f9;

        }


        .table-hover tbody tr:hover td,

        .table-hover tbody tr:hover th {

            background-color: #f5f5f5;

        }


        hr {

            margin: 20px 0;

            border: 0;

            border-top: 1px solid #eee;

            border-bottom: 1px solid #fff;

        }

    </style>

</head>

<body>

<?php


if ( !$wgEnableProfileInfo ) {

    echo '<p>Disabled</p>'

        . '</body></html>';

    exit( 1 );

}


$dbr = wfGetDB( DB_REPLICA );


if ( !$dbr->tableExists( 'profiling' ) ) {

    echo '<p>No <code>profiling</code> table exists, so we can\'t show you anything.</p>'

        . '<p>If you want to log profiling data, enable <code>$wgProfiler[\'output\'] = \'db\'</code>'

        . ' in your StartProfiler.php and run <code>maintenance/update.php</code> to'

        . ' create the profiling table.'

        . '</body></html>';

    exit( 1 );

}


$expand = [];

if ( isset( $_REQUEST['expand'] ) ) {

    foreach ( explode( ',', $_REQUEST['expand'] ) as $f ) {

        $expand[$f] = true;

    }

}


// @codingStandardsIgnoreStart

class profile_point {

    // @codingStandardsIgnoreEnd


    public $name;

    public $count;

    public $time;

    public $children;


    public static $totaltime, $totalmemory, $totalcount;


    public function __construct( $name, $count, $time, $memory ) {

        $this->name = $name;

        $this->count = $count;

        $this->time = $time;

        $this->memory = $memory;

        $this->children = [];

    }


    public function add_child( $child ) {

        $this->children[] = $child;

    }


    public function display( $expand, $indent = 0.0 ) {

        usort( $this->children, 'compare_point' );


        $ex = isset( $expand[$this->name()] );


        $anchor = str_replace( '"', '', $this->name() );


        if ( !$ex ) {

            if ( count( $this->children ) ) {

                $url = getEscapedProfileUrl( false, false, $expand + [ $this->name() => true ] );

                $extet = " <a id=\"{$anchor}\" href=\"{$url}#{$anchor}\">[+]</a>";

            } else {

                $extet = '';

            }

        } else {

            $e = [];

            foreach ( $expand as $name => $ep ) {

                if ( $name != $this->name() ) {

                    $e += [ $name => $ep ];

                }

            }

            $url = getEscapedProfileUrl( false, false, $e );

            $extet = " <a id=\"{$anchor}\" href=\"{$url}#{$anchor}\">[–]</a>";

        }

        ?>

    <tr>

        <th>

            <div style="margin-left: <?php echo (int)$indent; ?>em;">

                <?php echo htmlspecialchars( str_replace( ',', ', ', $this->name() ) ) . $extet ?>

            </div>

        </th>

        <?php //@codingStandardsIgnoreStart ?>

        <td class="mw-profileinfo-timep"><?php echo @wfPercent( $this->time() / self::$totaltime * 100 ); ?></td>

        <td class="mw-profileinfo-memoryp"><?php echo @wfPercent( $this->memory() / self::$totalmemory * 100 ); ?></td>

        <td class="mw-profileinfo-count"><?php echo $this->count(); ?></td>

        <td class="mw-profileinfo-cpr"><?php echo round( sprintf( '%.2f', $this->callsPerRequest() ), 2 ); ?></td>

        <td class="mw-profileinfo-tpc"><?php echo round( sprintf( '%.2f', $this->timePerCall() ), 2 ); ?></td>

        <td class="mw-profileinfo-mpc"><?php echo round( sprintf( '%.2f', $this->memoryPerCall() / 1024 ), 2 ); ?></td>

        <td class="mw-profileinfo-tpr"><?php echo @round( sprintf( '%.2f', $this->time() / self::$totalcount ), 2 ); ?></td>

        <td class="mw-profileinfo-mpr"><?php echo @round( sprintf( '%.2f', $this->memory() / self::$totalcount / 1024 ), 2 ); ?></td>

        <?php //@codingStandardsIgnoreEnd ?>

    </tr>

        <?php

        if ( $ex ) {

            foreach ( $this->children as $child ) {

                $child->display( $expand, $indent + 2 );

            }

        }

    }


    public function name() {

        return $this->name;

    }


    public function count() {

        return $this->count;

    }


    public function time() {

        return $this->time;

    }


    public function memory() {

        return $this->memory;

    }


    public function timePerCall() {

        // @codingStandardsIgnoreStart

        return @( $this->time / $this->count );

        // @codingStandardsIgnoreEnd

    }


    public function memoryPerCall() {

        // @codingStandardsIgnoreStart

        return @( $this->memory / $this->count );

        // @codingStandardsIgnoreEnd

    }


    public function callsPerRequest() {

        // @codingStandardsIgnoreStart

        return @( $this->count / self::$totalcount );

        // @codingStandardsIgnoreEnd

    }


    public function timePerRequest() {

        // @codingStandardsIgnoreStart

        return @( $this->time / self::$totalcount );

        // @codingStandardsIgnoreEnd

    }


    public function memoryPerRequest() {

        // @codingStandardsIgnoreStart

        return @( $this->memory / self::$totalcount );

        // @codingStandardsIgnoreEnd

    }


    public function fmttime() {

        return sprintf( '%5.02f', $this->time );

    }

};


function compare_point( profile_point $a, profile_point $b ) {

    // @codingStandardsIgnoreStart

    global $sort;

    // @codingStandardsIgnoreEnd

    switch ( $sort ) {

        case 'name':

            return strcmp( $a->name(), $b->name() );

        case 'time':

            return $a->time() > $b->time() ? -1 : 1;

        case 'memory':

            return $a->memory() > $b->memory() ? -1 : 1;

        case 'count':

            return $a->count() > $b->count() ? -1 : 1;

        case 'time_per_call':

            return $a->timePerCall() > $b->timePerCall() ? -1 : 1;

        case 'memory_per_call':

            return $a->memoryPerCall() > $b->memoryPerCall() ? -1 : 1;

        case 'calls_per_req':

            return $a->callsPerRequest() > $b->callsPerRequest() ? -1 : 1;

        case 'time_per_req':

            return $a->timePerRequest() > $b->timePerRequest() ? -1 : 1;

        case 'memory_per_req':

            return $a->memoryPerRequest() > $b->memoryPerRequest() ? -1 : 1;

    }

}


$sorts = [ 'time', 'memory', 'count', 'calls_per_req', 'name',

    'time_per_call', 'memory_per_call', 'time_per_req', 'memory_per_req' ];

$sort = 'time';

if ( isset( $_REQUEST['sort'] ) && in_array( $_REQUEST['sort'], $sorts ) ) {

    $sort = $_REQUEST['sort'];

}


$res = $dbr->select(

    'profiling',

    '*',

    [],

    'profileinfo.php',

    [ 'ORDER BY' => 'pf_name ASC' ]

);


if ( isset( $_REQUEST['filter'] ) ) {

    $filter = $_REQUEST['filter'];

} else {

    $filter = '';

}


?>

<form method="get" action="profileinfo.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 class="mw-profileinfo-table table table-striped table-hover">

    <thead>

    <tr>

        <th><a href="<?php

            echo getEscapedProfileUrl( false, 'name' );

        ?>">Name</a></th>

        <th><a href="<?php

            echo getEscapedProfileUrl( false, 'time' );

        ?>">Time (%)</a></th>

        <th><a href="<?php

            echo getEscapedProfileUrl( false, 'memory' );

        ?>">Memory (%)</a></th>

        <th><a href="<?php

            echo getEscapedProfileUrl( false, 'count' );

        ?>">Count</a></th>

        <th><a href="<?php

            echo getEscapedProfileUrl( false, 'calls_per_req' );

        ?>">Calls/req</a></th>

        <th><a href="<?php

            echo getEscapedProfileUrl( false, 'time_per_call' );

        ?>">ms/call</a></th>

        <th><a href="<?php

            echo getEscapedProfileUrl( false, 'memory_per_call' );

        ?>">kb/call</a></th>

        <th><a href="<?php

            echo getEscapedProfileUrl( false, 'time_per_req' );

        ?>">ms/req</a></th>

        <th><a href="<?php

            echo getEscapedProfileUrl( false, 'memory_per_req' );

        ?>">kb/req</a></th>

    </tr>

    </thead>

    <tbody>

    <?php

    profile_point::$totaltime = 0.0;

    profile_point::$totalcount = 0;

    profile_point::$totalmemory = 0.0;


    function getEscapedProfileUrl( $_filter = false, $_sort = false, $_expand = false ) {

        // @codingStandardsIgnoreStart

        global $filter, $sort, $expand;

        // @codingStandardsIgnoreEnd


        if ( $_expand === false ) {

            $_expand = $expand;

        }


        return htmlspecialchars(

            '?' .

                wfArrayToCgi( [

                    'filter' => $_filter ? $_filter : $filter,

                    'sort' => $_sort ? $_sort : $sort,

                    'expand' => implode( ',', array_keys( $_expand ) )

                ] )

        );

    }


    $points = [];

    $queries = [];

    $sqltotal = 0.0;


    $last = false;

    foreach ( $res as $o ) {

        $next = new profile_point( $o->pf_name, $o->pf_count, $o->pf_time, $o->pf_memory );

        if ( $next->name() == '-total' || $next->name() == 'main()' ) {

            profile_point::$totaltime = $next->time();

            profile_point::$totalcount = $next->count();

            profile_point::$totalmemory = $next->memory();

        }

        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() ) || preg_match( '/^query-m: /', $next->name() ) ) {

            $sqltotal += $next->time();

            $queries[] = $next;

        } else {

            $points[] = $next;

        }

    }


    $s = new profile_point( 'SQL Queries', 0, $sqltotal, 0, 0 );

    foreach ( $queries as $q ) {

        $s->add_child( $q );

    }

    $points[] = $s;


    // @codingStandardsIgnoreStart

    @usort( $points, 'compare_point' );

    // @codingStandardsIgnoreEnd


    foreach ( $points as $point ) {

        if ( strlen( $filter ) && !strstr( $point->name(), $filter ) ) {

            continue;

        }


        $point->display( $expand );

    }

    ?>

    </tbody>

</table>

<hr />

<p>Total time: <code><?php printf( '%5.02f', profile_point::$totaltime ); ?></code></p>


<p>Total memory: <code><?php printf( '%5.02f', profile_point::$totalmemory / 1024 ); ?></code></p>

<hr />

</body>

</html>