FileUploadChunkConduitAPIMethod.php
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	<?php

	final class FileUploadChunkConduitAPIMethod
	extends FileConduitAPIMethod {

	public function getAPIMethodName() {
	return 'file.uploadchunk';
	}

	public function getMethodDescription() {
	return pht('Upload a chunk of file data to the server.');
	}

	protected function defineParamTypes() {
	return array(
	'filePHID' => 'phid',
	'byteStart' => 'int',
	'data' => 'string',
	'dataEncoding' => 'string',
	);
	}

	protected function defineReturnType() {
	return 'void';
	}

	protected function execute(ConduitAPIRequest $request) {
	$viewer = $request->getUser();

	$file_phid = $request->getValue('filePHID');
	$file = $this->loadFileByPHID($viewer, $file_phid);

	$start = $request->getValue('byteStart');

	$data = $request->getValue('data');
	$encoding = $request->getValue('dataEncoding');
	switch ($encoding) {
	case 'base64':
	$data = $this->decodeBase64($data);
	break;
	case null:
	break;
	default:
	throw new Exception(pht('Unsupported data encoding.'));
	}
	$length = strlen($data);

	$chunk = $this->loadFileChunkForUpload(
	$viewer,
	$file,
	$start,
	$start + $length);

	// NOTE: These files have a view policy which prevents normal access. They
	// are only accessed through the storage engine.
	$chunk_data = PhabricatorFile::newFromFileData(
	$data,
	array(
	'name' => $file->getMonogram().'.chunk-'.$chunk->getID(),
	'viewPolicy' => PhabricatorPolicies::POLICY_NOONE,
	));

	$chunk->setDataFilePHID($chunk_data->getPHID())->save();

	$missing = $this->loadAnyMissingChunk($viewer, $file);
	if (!$missing) {
	$file->setIsPartial(0)->save();
	}

	return null;
	}

	}