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phorge-phorge/resources/sql/autopatches/20170316.rawfiles.01.php

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<?php
// Previously, files generated by "View Raw File" were written as permanent
// files with excessively wide view permissions. This destroys these files
// so they are recreated as temporary files with correct permissions when
// next accessed.
$table = new DifferentialChangeset();
$conn = $table->establishConnection('w');
$viewer = PhabricatorUser::getOmnipotentUser();
$iterator = new LiskRawMigrationIterator(
$conn,
$table->getTableName());
echo tsprintf(
"%s\n",
pht('Purging old raw changeset file caches...'));
$keys = array(
'raw:new:phid',
'raw:old:phid',
);
foreach ($iterator as $changeset) {
try {
$metadata = phutil_json_decode($changeset['metadata']);
$phids = array();
foreach ($keys as $key) {
if (isset($metadata[$key])) {
$phids[] = $metadata[$key];
}
}
foreach ($phids as $phid) {
$file = id(new PhabricatorFileQuery())
->setViewer($viewer)
->withPHIDs(array($phid))
->executeOne();
if ($file) {
id(new PhabricatorDestructionEngine())
->destroyObject($file);
}
}
// NOTE: We don't bother updating the changeset record itself: we already
// regenerate the cache properly if the stored value isn't valid.
} catch (Exception $ex) {
// Just move on if we run into trouble.
}
}