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PhabricatorConfigCacheController.php
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Mon, May 27, 17:03

PhabricatorConfigCacheController.php
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<?php
final class PhabricatorConfigCacheController
extends PhabricatorConfigController {
public function handleRequest(AphrontRequest $request) {
$viewer = $this->getViewer();
$nav = $this->buildSideNavView();
$nav->selectFilter('cache/');
$title = pht('Cache Status');
$crumbs = $this
->buildApplicationCrumbs()
->addTextCrumb(pht('Cache Status'));
$code_box = $this->renderCodeBox();
$data_box = $this->renderDataBox();
$nav->appendChild(
array(
$crumbs,
$code_box,
$data_box,
));
return $this->buildApplicationPage(
$nav,
array(
'title' => $title,
));
}
private function renderCodeBox() {
$cache = PhabricatorOpcodeCacheSpec::getActiveCacheSpec();
$properties = id(new PHUIPropertyListView());
$this->renderCommonProperties($properties, $cache);
$purge_button = id(new PHUIButtonView())
->setText(pht('Purge Caches'))
->setHref('/config/cache/purge/')
->setTag('a')
->setWorkflow(true)
->setIcon('fa-exclamation-triangle');
$header = id(new PHUIHeaderView())
->setHeader(pht('Opcode Cache'))
->addActionLink($purge_button);
return id(new PHUIObjectBoxView())
->setHeader($header)
->addPropertyList($properties);
}
private function renderDataBox() {
$cache = PhabricatorDataCacheSpec::getActiveCacheSpec();
$properties = id(new PHUIPropertyListView());
$this->renderCommonProperties($properties, $cache);
$table = null;
if ($cache->getName() !== null) {
$total_memory = $cache->getTotalMemory();
$summary = $cache->getCacheSummary();
$summary = isort($summary, 'total');
$summary = array_reverse($summary, true);
$rows = array();
foreach ($summary as $key => $info) {
$rows[] = array(
$key,
pht('%s', new PhutilNumber($info['count'])),
phutil_format_bytes($info['max']),
phutil_format_bytes($info['total']),
sprintf('%.1f%%', (100 * ($info['total'] / $total_memory))),
);
}
$table = id(new AphrontTableView($rows))
->setHeaders(
array(
pht('Pattern'),
pht('Count'),
pht('Largest'),
pht('Total'),
pht('Usage'),
))
->setColumnClasses(
array(
'wide',
'n',
'n',
'n',
'n',
));
}
return id(new PHUIObjectBoxView())
->setHeaderText(pht('Data Cache'))
->addPropertyList($properties)
->setTable($table);
}
private function renderCommonProperties(
PHUIPropertyListView $properties,
PhabricatorCacheSpec $cache) {
if ($cache->getName() !== null) {
$name = $this->renderYes($cache->getName());
} else {
$name = $this->renderNo(pht('None'));
}
$properties->addProperty(pht('Cache'), $name);
if ($cache->getIsEnabled()) {
$enabled = $this->renderYes(pht('Enabled'));
} else {
$enabled = $this->renderNo(pht('Not Enabled'));
}
$properties->addProperty(pht('Enabled'), $enabled);
$version = $cache->getVersion();
if ($version) {
$properties->addProperty(pht('Version'), $this->renderInfo($version));
}
if ($cache->getName() === null) {
return;
}
$mem_total = $cache->getTotalMemory();
$mem_used = $cache->getUsedMemory();
if ($mem_total) {
$percent = 100 * ($mem_used / $mem_total);
$properties->addProperty(
pht('Memory Usage'),
pht(
'%s of %s',
phutil_tag('strong', array(), sprintf('%.1f%%', $percent)),
phutil_format_bytes($mem_total)));
}
$entry_count = $cache->getEntryCount();
if ($entry_count !== null) {
$properties->addProperty(
pht('Cache Entries'),
pht('%s', new PhutilNumber($entry_count)));
}
}
private function renderYes($info) {
return array(
id(new PHUIIconView())->setIcon('fa-check', 'green'),
' ',
$info,
);
}
private function renderNo($info) {
return array(
id(new PHUIIconView())->setIcon('fa-times-circle', 'red'),
' ',
$info,
);
}
private function renderInfo($info) {
return array(
id(new PHUIIconView())->setIcon('fa-info-circle', 'grey'),
' ',
$info,
);
}
}

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