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PhabricatorCacheManagementPurgeWorkflow.php
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Sun, Aug 25, 01:10

PhabricatorCacheManagementPurgeWorkflow.php
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<?php
final class PhabricatorCacheManagementPurgeWorkflow
extends PhabricatorSearchManagementWorkflow {
protected function didConstruct() {
$this
->setName('purge')
->setSynopsis('Drop data from caches.')
->setArguments(
array(
array(
'name' => 'purge-all',
'help' => 'Purge all caches.',
),
array(
'name' => 'purge-remarkup',
'help' => 'Purge the remarkup cache.',
),
array(
'name' => 'purge-changeset',
'help' => 'Purge the Differential changeset cache.',
),
array(
'name' => 'purge-general',
'help' => 'Purge the general cache.',
),
));
}
public function execute(PhutilArgumentParser $args) {
$console = PhutilConsole::getConsole();
$purge_all = $args->getArg('purge-all');
$purge = array(
'remarkup' => $purge_all || $args->getArg('purge-remarkup'),
'changeset' => $purge_all || $args->getArg('purge-changeset'),
'general' => $purge_all || $args->getArg('purge-general'),
);
if (!array_filter($purge)) {
$list = array();
foreach ($purge as $key => $ignored) {
$list[] = "'--purge-".$key."'";
}
throw new PhutilArgumentUsageException(
"Specify which cache or caches to purge, or use '--purge-all'. ".
"Available caches are: ".implode(', ', $list).". Use '--help' ".
"for more information.");
}
if ($purge['remarkup']) {
$console->writeOut("Purging remarkup cache...");
$this->purgeRemarkupCache();
$console->writeOut("done.\n");
}
if ($purge['changeset']) {
$console->writeOut("Purging changeset cache...");
$this->purgeChangesetCache();
$console->writeOut("done.\n");
}
if ($purge['general']) {
$console->writeOut("Purging general cache...");
$this->purgeGeneralCache();
$console->writeOut("done.\n");
}
}
private function purgeRemarkupCache() {
$conn_w = id(new PhabricatorMarkupCache())->establishConnection('w');
queryfx(
$conn_w,
'TRUNCATE TABLE %T',
id(new PhabricatorMarkupCache())->getTableName());
}
private function purgeChangesetCache() {
$conn_w = id(new DifferentialChangeset())->establishConnection('w');
queryfx(
$conn_w,
'TRUNCATE TABLE %T',
DifferentialChangeset::TABLE_CACHE);
}
private function purgeGeneralCache() {
$conn_w = id(new PhabricatorMarkupCache())->establishConnection('w');
queryfx(
$conn_w,
'TRUNCATE TABLE %T',
'cache_general');
}
}

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