119 lines
2.9 KiB
C++
119 lines
2.9 KiB
C++
#include "Env.h"
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#include "ForgeMirrors.h"
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#include <QDebug>
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#include <algorithm>
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#include <random>
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ForgeMirrors::ForgeMirrors(QList<ForgeXzDownloadPtr> &libs, NetJobPtr parent_job,
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QString mirrorlist)
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{
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m_libs = libs;
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m_parent_job = parent_job;
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m_url = QUrl(mirrorlist);
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m_status = Job_NotStarted;
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}
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void ForgeMirrors::start()
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{
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qDebug() << "Downloading " << m_url.toString();
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QNetworkRequest request(m_url);
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request.setHeader(QNetworkRequest::UserAgentHeader, "MultiMC/5.0 (Uncached)");
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auto worker = ENV.qnam();
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QNetworkReply *rep = worker->get(request);
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m_reply.reset(rep);
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connect(rep, SIGNAL(downloadProgress(qint64, qint64)),
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SLOT(downloadProgress(qint64, qint64)));
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connect(rep, SIGNAL(finished()), SLOT(downloadFinished()));
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connect(rep, SIGNAL(error(QNetworkReply::NetworkError)),
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SLOT(downloadError(QNetworkReply::NetworkError)));
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connect(rep, SIGNAL(readyRead()), SLOT(downloadReadyRead()));
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}
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void ForgeMirrors::downloadError(QNetworkReply::NetworkError error)
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{
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// error happened during download.
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qCritical() << "Error getting URL:" << m_url.toString().toLocal8Bit()
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<< "Network error: " << error;
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m_status = Job_Failed;
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}
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void ForgeMirrors::downloadFinished()
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{
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// if the download succeeded
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if (m_status != Job_Failed)
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{
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// nothing went wrong... ?
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parseMirrorList();
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return;
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}
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// else the download failed, we use a fixed list
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else
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{
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m_status = Job_Finished;
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m_reply.reset();
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deferToFixedList();
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return;
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}
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}
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void ForgeMirrors::deferToFixedList()
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{
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m_mirrors.clear();
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m_mirrors.append(
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{"Minecraft Forge", "http://files.minecraftforge.net/forge_logo.png",
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"http://files.minecraftforge.net/", "http://files.minecraftforge.net/maven/"});
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m_mirrors.append({"Creeper Host",
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"http://files.minecraftforge.net/forge_logo.png",
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"https://www.creeperhost.net/link.php?id=1",
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"http://new.creeperrepo.net/forge/maven/"});
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injectDownloads();
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emit succeeded(m_index_within_job);
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}
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void ForgeMirrors::parseMirrorList()
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{
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m_status = Job_Finished;
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auto data = m_reply->readAll();
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m_reply.reset();
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auto dataLines = data.split('\n');
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for(auto line: dataLines)
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{
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auto elements = line.split('!');
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if (elements.size() == 4)
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{
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m_mirrors.append({elements[0],elements[1],elements[2],elements[3]});
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}
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}
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if(!m_mirrors.size())
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deferToFixedList();
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injectDownloads();
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emit succeeded(m_index_within_job);
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}
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void ForgeMirrors::injectDownloads()
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{
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// shuffle the mirrors randomly
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std::random_device rd;
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std::mt19937 rng(rd());
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std::shuffle(m_mirrors.begin(), m_mirrors.end(), rng);
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// tell parent to download the libs
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for(auto lib: m_libs)
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{
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lib->setMirrors(m_mirrors);
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m_parent_job->addNetAction(lib);
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}
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}
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void ForgeMirrors::downloadProgress(qint64 bytesReceived, qint64 bytesTotal)
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{
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m_total_progress = bytesTotal;
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m_progress = bytesReceived;
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emit netActionProgress(m_index_within_job, bytesReceived, bytesTotal);
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}
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void ForgeMirrors::downloadReadyRead()
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{
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}
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