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PhabricatorXHProfProfileTopLevelView.php
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Mon, Sep 30, 14:38

PhabricatorXHProfProfileTopLevelView.php
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<?php
/*
* Copyright 2012 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @phutil-external-symbol function xhprof_compute_flat_info
*/
final class PhabricatorXHProfProfileTopLevelView
extends PhabricatorXHProfProfileView {
private $profileData;
private $limit;
public function setProfileData(array $data) {
$this->profileData = $data;
return $this;
}
public function setLimit($limit) {
$this->limit = $limit;
return $this;
}
public function render() {
DarkConsoleXHProfPluginAPI::includeXHProfLib();
$GLOBALS['display_calls'] = true;
$totals = array();
$flat = xhprof_compute_flat_info($this->profileData, $totals);
unset($GLOBALS['display_calls']);
$aggregated = array();
foreach ($flat as $call => $counters) {
$parts = explode('@', $call, 2);
$agg_call = reset($parts);
if (empty($aggregated[$agg_call])) {
$aggregated[$agg_call] = $counters;
} else {
foreach ($aggregated[$agg_call] as $key => $val) {
if ($key != 'wt') {
$aggregated[$agg_call][$key] += $counters[$key];
}
}
}
}
$flat = $aggregated;
$flat = isort($flat, 'wt');
$flat = array_reverse($flat);
$rows = array();
$rows[] = array(
'Total',
number_format($totals['ct']),
number_format($totals['wt']).' us',
'100.0%',
number_format($totals['wt']).' us',
'100.0%',
);
if ($this->limit) {
$flat = array_slice($flat, 0, $this->limit);
}
foreach ($flat as $call => $counters) {
$rows[] = array(
$this->renderSymbolLink($call),
number_format($counters['ct']),
number_format($counters['wt']).' us',
sprintf('%.1f%%', 100 * $counters['wt'] / $totals['wt']),
number_format($counters['excl_wt']).' us',
sprintf('%.1f%%', 100 * $counters['excl_wt'] / $totals['wt']),
);
}
$table = new AphrontTableView($rows);
$table->setHeaders(
array(
'Symbol',
'Count',
'Incl Wall Time',
'%',
'Excl Wall Time',
'%',
));
$table->setColumnClasses(
array(
'wide pri',
'n',
'n',
'n',
'n',
'n',
));
$panel = new AphrontPanelView();
$panel->setHeader('XHProf Profile');
$panel->appendChild($table);
return $panel->render();
}
}

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