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a34258b3d7
Stopping means the client no longer cares about the download, so we should just forget about it in the server.
123 lines
5 KiB
C++
123 lines
5 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <AK/Badge.h>
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#include <AK/SharedBuffer.h>
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#include <ProtocolServer/ClientConnection.h>
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#include <ProtocolServer/Download.h>
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#include <ProtocolServer/Protocol.h>
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#include <ProtocolServer/ProtocolClientEndpoint.h>
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namespace ProtocolServer {
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static HashMap<int, RefPtr<ClientConnection>> s_connections;
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ClientConnection::ClientConnection(Core::LocalSocket& socket, int client_id)
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: IPC::ClientConnection<ProtocolServerEndpoint>(*this, socket, client_id)
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{
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s_connections.set(client_id, *this);
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}
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ClientConnection::~ClientConnection()
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{
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}
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void ClientConnection::die()
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{
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s_connections.remove(client_id());
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}
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OwnPtr<Messages::ProtocolServer::IsSupportedProtocolResponse> ClientConnection::handle(const Messages::ProtocolServer::IsSupportedProtocol& message)
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{
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bool supported = Protocol::find_by_name(message.protocol().to_lowercase());
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return make<Messages::ProtocolServer::IsSupportedProtocolResponse>(supported);
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}
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OwnPtr<Messages::ProtocolServer::StartDownloadResponse> ClientConnection::handle(const Messages::ProtocolServer::StartDownload& message)
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{
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URL url(message.url());
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if (!url.is_valid())
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return make<Messages::ProtocolServer::StartDownloadResponse>(-1);
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auto* protocol = Protocol::find_by_name(url.protocol());
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if (!protocol)
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return make<Messages::ProtocolServer::StartDownloadResponse>(-1);
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auto download = protocol->start_download(*this, url, message.request_headers().entries());
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if (!download)
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return make<Messages::ProtocolServer::StartDownloadResponse>(-1);
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auto id = download->id();
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m_downloads.set(id, move(download));
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return make<Messages::ProtocolServer::StartDownloadResponse>(id);
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}
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OwnPtr<Messages::ProtocolServer::StopDownloadResponse> ClientConnection::handle(const Messages::ProtocolServer::StopDownload& message)
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{
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auto* download = const_cast<Download*>(m_downloads.get(message.download_id()).value_or(nullptr));
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bool success = false;
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if (download) {
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download->stop();
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m_downloads.remove(message.download_id());
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success = true;
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}
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return make<Messages::ProtocolServer::StopDownloadResponse>(success);
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}
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void ClientConnection::did_finish_download(Badge<Download>, Download& download, bool success)
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{
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RefPtr<SharedBuffer> buffer;
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if (success && download.payload().size() > 0 && !download.payload().is_null()) {
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buffer = SharedBuffer::create_with_size(download.payload().size());
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memcpy(buffer->data(), download.payload().data(), download.payload().size());
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buffer->seal();
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buffer->share_with(client_pid());
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m_shared_buffers.set(buffer->shbuf_id(), buffer);
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}
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ASSERT(download.total_size().has_value());
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IPC::Dictionary response_headers;
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for (auto& it : download.response_headers())
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response_headers.add(it.key, it.value);
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post_message(Messages::ProtocolClient::DownloadFinished(download.id(), success, download.total_size().value(), buffer ? buffer->shbuf_id() : -1, response_headers));
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m_downloads.remove(download.id());
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}
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void ClientConnection::did_progress_download(Badge<Download>, Download& download)
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{
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post_message(Messages::ProtocolClient::DownloadProgress(download.id(), download.total_size(), download.downloaded_size()));
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}
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OwnPtr<Messages::ProtocolServer::GreetResponse> ClientConnection::handle(const Messages::ProtocolServer::Greet&)
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{
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return make<Messages::ProtocolServer::GreetResponse>(client_id());
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}
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OwnPtr<Messages::ProtocolServer::DisownSharedBufferResponse> ClientConnection::handle(const Messages::ProtocolServer::DisownSharedBuffer& message)
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{
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m_shared_buffers.remove(message.shbuf_id());
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return make<Messages::ProtocolServer::DisownSharedBufferResponse>();
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}
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}
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