136 lines
3.3 KiB
C++
136 lines
3.3 KiB
C++
#include "DownloadJob.h"
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#include "pathutils.h"
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#include "MultiMC.h"
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#include "FileDownload.h"
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#include "ByteArrayDownload.h"
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#include "CacheDownload.h"
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#include <logger/QsLog.h>
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ByteArrayDownloadPtr DownloadJob::addByteArrayDownload(QUrl url)
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{
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ByteArrayDownloadPtr ptr(new ByteArrayDownload(url));
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ptr->index_within_job = downloads.size();
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downloads.append(ptr);
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parts_progress.append(part_info());
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total_progress++;
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return ptr;
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}
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FileDownloadPtr DownloadJob::addFileDownload(QUrl url, QString rel_target_path)
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{
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FileDownloadPtr ptr(new FileDownload(url, rel_target_path));
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ptr->index_within_job = downloads.size();
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downloads.append(ptr);
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parts_progress.append(part_info());
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total_progress++;
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return ptr;
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}
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CacheDownloadPtr DownloadJob::addCacheDownload(QUrl url, MetaEntryPtr entry)
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{
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CacheDownloadPtr ptr(new CacheDownload(url, entry));
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ptr->index_within_job = downloads.size();
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downloads.append(ptr);
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parts_progress.append(part_info());
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total_progress++;
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return ptr;
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}
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ForgeXzDownloadPtr DownloadJob::addForgeXzDownload(QUrl url, MetaEntryPtr entry)
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{
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ForgeXzDownloadPtr ptr(new ForgeXzDownload(url, entry));
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ptr->index_within_job = downloads.size();
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downloads.append(ptr);
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parts_progress.append(part_info());
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total_progress++;
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return ptr;
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}
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void DownloadJob::partSucceeded(int index)
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{
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// do progress. all slots are 1 in size at least
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auto &slot = parts_progress[index];
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partProgress(index, slot.total_progress, slot.total_progress);
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num_succeeded++;
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QLOG_INFO() << m_job_name.toLocal8Bit() << "progress:" << num_succeeded << "/"
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<< downloads.size();
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if (num_failed + num_succeeded == downloads.size())
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{
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if (num_failed)
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{
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QLOG_ERROR() << m_job_name.toLocal8Bit() << "failed.";
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emit failed();
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}
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else
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{
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QLOG_INFO() << m_job_name.toLocal8Bit() << "succeeded.";
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emit succeeded();
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}
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}
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}
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void DownloadJob::partFailed(int index)
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{
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auto &slot = parts_progress[index];
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if (slot.failures == 3)
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{
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QLOG_ERROR() << "Part" << index << "failed 3 times (" << downloads[index]->m_url << ")";
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num_failed++;
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if (num_failed + num_succeeded == downloads.size())
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{
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QLOG_ERROR() << m_job_name.toLocal8Bit() << "failed.";
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emit failed();
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}
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}
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else
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{
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QLOG_ERROR() << "Part" << index << "failed, restarting (" << downloads[index]->m_url
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<< ")";
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// restart the job
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slot.failures++;
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downloads[index]->start();
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}
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}
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void DownloadJob::partProgress(int index, qint64 bytesReceived, qint64 bytesTotal)
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{
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auto &slot = parts_progress[index];
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current_progress -= slot.current_progress;
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slot.current_progress = bytesReceived;
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current_progress += slot.current_progress;
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total_progress -= slot.total_progress;
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slot.total_progress = bytesTotal;
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total_progress += slot.total_progress;
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emit progress(current_progress, total_progress);
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}
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void DownloadJob::start()
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{
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QLOG_INFO() << m_job_name.toLocal8Bit() << " started.";
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for (auto iter : downloads)
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{
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connect(iter.get(), SIGNAL(succeeded(int)), SLOT(partSucceeded(int)));
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connect(iter.get(), SIGNAL(failed(int)), SLOT(partFailed(int)));
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connect(iter.get(), SIGNAL(progress(int, qint64, qint64)),
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SLOT(partProgress(int, qint64, qint64)));
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iter->start();
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}
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}
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QStringList DownloadJob::getFailedFiles()
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{
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QStringList failed;
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for (auto download : downloads)
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{
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if (download->m_status == Job_Failed)
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{
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failed.push_back(download->m_url.toString());
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}
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}
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return failed;
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}
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