/**
* {@inheritdoc}
*/
public function transfer()
{
while (!$this->stopped && !$this->source->isConsumed()) {
if ($this->source->getContentLength() && $this->source->isSeekable()) {
// If the stream is seekable and the Content-Length known, then stream from the data source
$body = new ReadLimitEntityBody($this->source, $this->partSize, $this->source->ftell());
} else {
// We need to read the data source into a temporary buffer before streaming
$body = EntityBody::factory();
while ($body->getContentLength() < $this->partSize && $body->write($this->source->read(max(1, min(10 * Size::KB, $this->partSize - $body->getContentLength()))))) {
}
}
// @codeCoverageIgnoreStart
if ($body->getContentLength() == 0) {
break;
}
// @codeCoverageIgnoreEnd
$params = $this->state->getUploadId()->toParams();
$command = $this->client->getCommand('UploadPart', array_replace($params, array('PartNumber' => count($this->state) + 1, 'Body' => $body, 'ContentMD5' => (bool) $this->options['part_md5'], Ua::OPTION => Ua::MULTIPART_UPLOAD)));
// Notify observers that the part is about to be uploaded
$eventData = $this->getEventData();
$eventData['command'] = $command;
$this->dispatch(self::BEFORE_PART_UPLOAD, $eventData);
// Allow listeners to stop the transfer if needed
if ($this->stopped) {
break;
}
$response = $command->getResponse();
$this->state->addPart(UploadPart::fromArray(array('PartNumber' => count($this->state) + 1, 'ETag' => $response->getEtag(), 'Size' => $body->getContentLength(), 'LastModified' => gmdate(DateFormat::RFC2822))));
// Notify observers that the part was uploaded
$this->dispatch(self::AFTER_PART_UPLOAD, $eventData);
}
}
/**
* {@inheritdoc}
*/
public static function fromUploadId(AwsClientInterface $client, UploadIdInterface $uploadId)
{
$transferState = new self($uploadId);
foreach ($client->getIterator('ListParts', $uploadId->toParams()) as $part) {
$transferState->addPart(UploadPart::fromArray($part));
}
return $transferState;
}
/**
* {@inheritdoc}
*/
public function transfer()
{
$totalParts = (int) ceil($this->source->getContentLength() / $this->partSize);
// $totalParts = (int) ceil($size / $this->partSize);
$concurrency = min($totalParts, $this->options['concurrency']);
$partsToSend = $this->prepareParts($concurrency);
$eventData = $this->getEventData();
$n = count($this->state);
while (!$this->stopped && count($this->state) < $totalParts + $n) {
$currentTotal = count($this->state);
$commands = array();
for ($i = 0; $i < $concurrency && $i + $currentTotal < $totalParts + $n; $i++) {
// Move the offset to the correct position
$partsToSend[$i]->setOffset(($currentTotal - $n + $i) * $this->partSize);
// @codeCoverageIgnoreStart
if ($partsToSend[$i]->getContentLength() == 0) {
break;
}
// @codeCoverageIgnoreEnd
$params = $this->state->getUploadId()->toParams();
$eventData['command'] = $this->client->getCommand('UploadPart', array_replace($params, array('PartNumber' => count($this->state) + 1 + $i, 'Body' => $partsToSend[$i], 'ContentMD5' => (bool) $this->options['part_md5'], Ua::OPTION => Ua::MULTIPART_UPLOAD)));
$commands[] = $eventData['command'];
// Notify any listeners of the part upload
$this->dispatch(self::BEFORE_PART_UPLOAD, $eventData);
}
// Allow listeners to stop the transfer if needed
if ($this->stopped) {
break;
}
// Execute each command, iterate over the results, and add to the transfer state
/** @var $command \Guzzle\Service\Command\OperationCommand */
foreach ($this->client->execute($commands) as $command) {
$this->state->addPart(UploadPart::fromArray(array('PartNumber' => count($this->state) + 1, 'ETag' => $command->getResponse()->getEtag(), 'Size' => (int) $command->getResponse()->getContentLength(), 'LastModified' => gmdate(DateFormat::RFC2822))));
$eventData['command'] = $command;
// Notify any listeners the the part was uploaded
$this->dispatch(self::AFTER_PART_UPLOAD, $eventData);
}
}
}