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phab/src/applications/diffusion/query/filecontent/DiffusionFileContentQuery.php
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DiffusionFileContentQuery.php
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<?php
abstract class DiffusionFileContentQuery extends DiffusionQuery {
private $timeout;
private $byteLimit;
private $didHitByteLimit = false;
private $didHitTimeLimit = false;
public function setTimeout($timeout) {
$this->timeout = $timeout;
return $this;
}
public function getTimeout() {
return $this->timeout;
}
public function setByteLimit($byte_limit) {
$this->byteLimit = $byte_limit;
return $this;
}
public function getByteLimit() {
return $this->byteLimit;
}
final public static function newFromDiffusionRequest(
DiffusionRequest $request) {
return parent::newQueryObject(__CLASS__, $request);
}
final public function getExceededByteLimit() {
return $this->didHitByteLimit;
}
final public function getExceededTimeLimit() {
return $this->didHitTimeLimit;
}
abstract protected function getFileContentFuture();
abstract protected function resolveFileContentFuture(Future $future);
final protected function executeQuery() {
$future = $this->getFileContentFuture();
if ($this->getTimeout()) {
$future->setTimeout($this->getTimeout());
}
$byte_limit = $this->getByteLimit();
if ($byte_limit) {
$future->setStdoutSizeLimit($byte_limit + 1);
}
$drequest = $this->getRequest();
$name = basename($drequest->getPath());
$ttl = PhabricatorTime::getNow() + phutil_units('48 hours in seconds');
try {
$threshold = PhabricatorFileStorageEngine::getChunkThreshold();
$future->setReadBufferSize($threshold);
$source = id(new PhabricatorExecFutureFileUploadSource())
->setName($name)
->setTTL($ttl)
->setViewPolicy(PhabricatorPolicies::POLICY_NOONE)
->setExecFuture($future);
$unguarded = AphrontWriteGuard::beginScopedUnguardedWrites();
$file = $source->uploadFile();
unset($unguarded);
} catch (CommandException $ex) {
if (!$future->getWasKilledByTimeout()) {
throw $ex;
}
$this->didHitTimeLimit = true;
$file = null;
}
if ($byte_limit && ($file->getByteSize() > $byte_limit)) {
$this->didHitByteLimit = true;
$unguarded = AphrontWriteGuard::beginScopedUnguardedWrites();
id(new PhabricatorDestructionEngine())
->destroyObject($file);
unset($unguarded);
$file = null;
}
return $file;
}
}
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