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Added Image download functionality

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This commit is contained in:
Digital Artifex
2026-08-17 13:05:17 -04:00
parent e6d7d908b1
commit 1d5bcb9365
9 changed files with 665 additions and 180 deletions
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KomplexHubPlugin/downloadmanager.cpp
+161 -103
View File
@@ -31,6 +31,44 @@ DownloadManager::DownloadManager(QObject *parent)
this,
&DownloadManager::compileStepsChanged
);
QObject::connect
(
&m_moveProcess,
&QProcess::readyReadStandardOutput,
this,
[this]()
{
QByteArray processData = m_moveProcess.readAllStandardOutput();
if(!processData.isValidUtf8())
{
qWarning() << QStringLiteral("Process output not valid UTF8 data");
return;
}
setCompilerOutput(m_compilerOutput + processData);
}
);
QObject::connect
(
&m_moveProcess,
&QProcess::readyReadStandardError,
this,
[this]()
{
QByteArray processData = m_moveProcess.readAllStandardError();
if(!processData.isValidUtf8())
{
qWarning() << QStringLiteral("Process output not valid UTF8 data");
return;
}
setCompilerOutput(m_compilerOutput + processData);
}
);
}
/**
@@ -39,30 +77,42 @@ DownloadManager::DownloadManager(QObject *parent)
* [3] Optionally ask user if they would like to apply manipulative shader
* [4] Install locally
*/
auto DownloadManager::downloadImage(const QString &author, const QString &authorId, const QString &description, const QUrl &url) noexcept(false) -> void
auto DownloadManager::downloadImage(const QString &author, const QString &authorId, const QString &description, const QUrl &url) -> void
{
QFuture future = QtConcurrent::run
(
[this, url, author, authorId, description]()
{
// QFuture future = QtConcurrent::run
// (
// [this, url, author, authorId, description]()
// {
QNetworkRequest request(url);
QString requestUrl = request.url().toString();
QString id = QUuid::createUuidV7().toString(QUuid::WithoutBraces);
QFuture<QUrl> downloadUri = download(request, id);
setState(Downloading);
downloadUri
//QFuture<QUrl> downloadUri = download(request, id, Get);
if(m_downloadFuture.isRunning())
{
m_downloadFuture.cancelChain();
}
m_downloadFuture = download(request, id, Get);
m_downloadFuture
.then
(
[this, author, description, id](QUrl result) -> QUrl
{
setState(Installing);
ShaderPack metadata;
metadata.setAuthor(author);
metadata.setDescription(description);
metadata.setName(QStringLiteral("Pexels Image (%1)").arg(id));
metadata.setSource(QStringLiteral("./images/%1").arg(result.fileName()));
QUrl packUri
(
QStringLiteral("%1/%2").arg
QStringLiteral("file://%1/%2").arg
(
QStandardPaths::writableLocation(QStandardPaths::TempLocation),
id
@@ -71,7 +121,7 @@ auto DownloadManager::downloadImage(const QString &author, const QString &author
QUrl packImageUri
(
QStringLiteral("%1/%2/images/%3").arg
QStringLiteral("file://%1/%2/images/%3").arg
(
QStandardPaths::writableLocation(QStandardPaths::TempLocation),
id,
@@ -80,7 +130,12 @@ auto DownloadManager::downloadImage(const QString &author, const QString &author
);
QDir packDirectory(packUri.toLocalFile());
packDirectory.mkpath(packUri.toLocalFile());
if(!packDirectory.mkpath(packUri.toLocalFile()))
{
throw FileException(QStringLiteral("Could not create directory"));
}
packDirectory.mkdir(QStringLiteral("images"));
QFile::rename(result.toLocalFile(), packImageUri.toLocalFile());
@@ -99,7 +154,7 @@ auto DownloadManager::downloadImage(const QString &author, const QString &author
throw FileException(packFile.errorString());
}
QByteArray data = metadata.json().toJson(QJsonDocument::Compact);
QByteArray data = metadata.json().toJson(QJsonDocument::Indented);
if(packFile.write(data) != data.length())
{
@@ -113,10 +168,18 @@ auto DownloadManager::downloadImage(const QString &author, const QString &author
}
)
.then
(
[this](QUrl result) -> QUrl
{
return install(result);
}
)
.then
(
[this](QUrl result)
{
install(result);
setLastInstalledFile(result.toLocalFile());
setState(Complete);
}
)
.onCanceled
@@ -127,17 +190,36 @@ auto DownloadManager::downloadImage(const QString &author, const QString &author
}
)
.onFailed
(
[this] (const NetworkException &e)
{
reset();
setError(QStringLiteral("Network Exception %1").arg(QString::number(e.errorCode)), e.message);
}
)
.onFailed
(
[this] (const FileException &e)
{
reset();
setError(QStringLiteral("File Exception %1").arg(QString::number(e.errorCode)), e.message);
}
)
.onFailed
(
[this] ()
{
reset();
setError(QStringLiteral("Unknown Exception"), QString());
}
);
}
);
// downloadUri.waitForFinished();
// }
// );
}
auto DownloadManager::downloadVideo(const QString &author, const QString &authorId, const QString &description, const QUrl &url) noexcept(false) -> void
auto DownloadManager::downloadVideo(const QString &author, const QString &authorId, const QString &description, const QUrl &url) -> void
{
QFuture future = QtConcurrent::run
(
@@ -236,7 +318,7 @@ auto DownloadManager::downloadVideo(const QString &author, const QString &author
);
}
auto DownloadManager::downloadPack(const QString &id) noexcept(false) -> void
auto DownloadManager::downloadPack(const QString &id) -> void
{
QFuture aether = QtConcurrent::run
(
@@ -267,9 +349,16 @@ auto DownloadManager::downloadPack(const QString &id) noexcept(false) -> void
)
.then
(
[this](QUrl result)
[this](QUrl result) -> QUrl
{
install(result);
return install(result);
}
)
.then
(
[this] (QUrl result)
{
setState(Complete);
}
)
.onFailed
@@ -337,6 +426,8 @@ auto DownloadManager::setError(const QString &title, const QString &message) ->
m_errorMessage = std::move(message);
m_errorTitle = std::move(title);
Q_EMIT errorChanged();
setState(Error);
}
void DownloadManager::setCompilerOutput(const QString &compilerOutput)
@@ -383,89 +474,45 @@ auto DownloadManager::install(const QUrl &uri) noexcept(false) -> QUrl
QDir tempDirectory(uri.toLocalFile());
QString installLocation = QStringLiteral("%1/.local/share/komplex/packs/%2").arg
QUrl installLocation = QStringLiteral("%1/.local/share/komplex/packs/%2").arg
(
QStandardPaths::writableLocation(QStandardPaths::HomeLocation),
tempDirectory.dirName()
);
QDir installDirectory(installLocation);
QDir installDirectory(installLocation.toLocalFile());
if(installDirectory.exists())
installDirectory.removeRecursively();
QProcess process;
QObject::connect
(
&process,
&QProcess::readyReadStandardOutput,
this,
[this, &process]()
{
QByteArray processData = process.readAllStandardOutput();
if(!processData.isValidUtf8())
{
qWarning() << QStringLiteral("Process output not valid UTF8 data");
return;
}
setCompilerOutput(m_compilerOutput + processData);
}
);
QObject::connect
(
&process,
&QProcess::readyReadStandardError,
this,
[this, &process]()
{
QByteArray processData = process.readAllStandardError();
if(!processData.isValidUtf8())
{
qWarning() << QStringLiteral("Process output not valid UTF8 data");
return;
}
setCompilerOutput(m_compilerOutput + processData);
}
);
QStringList arguments = QStringList
{
QStringLiteral("-R"),
uri.toLocalFile(),
installLocation
installLocation.toLocalFile()
};
process.start(QStringLiteral("cp"), arguments);
m_moveProcess.start(QStringLiteral("mv"), arguments);
if(!process.waitForStarted(3000))
if(!m_moveProcess.waitForStarted(3000))
{
qWarning() << QStringLiteral("Could not start copy process: %1").arg(process.readAllStandardError());
qWarning() << QStringLiteral("Could not start copy process: %1").arg(m_moveProcess.readAllStandardError());
throw FileException(QStringLiteral("Could not start install process"));
}
if(!process.waitForFinished())
if(!m_moveProcess.waitForFinished())
{
qWarning() << QStringLiteral("Copy process took longer than expected (>30s)");
throw FileException(QStringLiteral("Install process took longer than expected (>30s)"));
}
QUrl installUri(installLocation);
installUri.setScheme(QStringLiteral("file://"));
return installUri;
return installLocation;
}
auto DownloadManager::download(const QNetworkRequest &request, const QString &id, RequestType type) -> QFuture<QUrl>
{
return QtConcurrent::run
(
[this, request, id]() -> QUrl
[this, request, id, type]() -> QUrl
{
QEventLoop loop;
QString filename = id;
@@ -475,10 +522,10 @@ auto DownloadManager::download(const QNetworkRequest &request, const QString &id
filename = QUuid::createUuidV7().toString();
}
QUrl downloadUri = QStringLiteral("%1/%2").arg
QUrl downloadUri = QStringLiteral("file://%1/%2").arg
(
QStandardPaths::writableLocation(QStandardPaths::TempLocation),
filename
request.url().fileName()
);
auto manager = CoreServices::networkAccessManager().toStrongRef();
@@ -493,20 +540,23 @@ auto DownloadManager::download(const QNetworkRequest &request, const QString &id
QFile downloadFile(downloadUri.toLocalFile());
if(!downloadFile.open(QFile::ReadWrite))
if(downloadFile.exists() && !downloadFile.remove())
{
throw FileException(QStringLiteral("Could not open temp file location"));
throw FileException(downloadFile.errorString());
}
QNetworkReply *reply = manager->post(request, nullptr);
QNetworkReply *reply = nullptr;
QObject::connect
(
reply,
&QNetworkReply::finished,
&loop,
&QEventLoop::quit
);
switch(type)
{
case Post:
reply = manager->post(request, nullptr);
break;
default:
case Get:
reply = manager->get(request, nullptr);
break;
}
QObject::connect
(
@@ -545,40 +595,35 @@ auto DownloadManager::download(const QNetworkRequest &request, const QString &id
reply,
&QNetworkReply::readyRead,
this,
[this, &downloadFile, &reply]()
[this, downloadUri, reply]()
{
if(!downloadFile.isOpen())
QFile downloadFile(downloadUri.toLocalFile());
if(!downloadFile.open(QFile::ReadWrite | QFile::Append))
{
return;
throw FileException(QStringLiteral("Could not open temp file location"));
}
quint64 bytes = reply->bytesAvailable();
quint64 bytesWritten = downloadFile.write(reply->read(bytes));
quint64 bytesWritten = downloadFile.write(reply->readAll()/*bytes)*/);
if(bytesWritten != bytes)
{
throw FileException(QStringLiteral("Could not write temp file data"));
}
downloadFile.close();
}
);
QObject::connect
(
reply,
&QNetworkReply::finished,
&loop,
&QEventLoop::quit
);
if(!reply->isFinished())
{
loop.exec();
}
if(reply->bytesAvailable() > 0)
{
quint64 bytes = reply->bytesAvailable();
quint64 bytesWritten = downloadFile.write(reply->read(bytes));
if(bytesWritten != bytes)
{
throw FileException(QStringLiteral("Could not write temp file data"));
}
}
downloadFile.close();
manager.clear();
return downloadUri;
@@ -717,6 +762,19 @@ auto DownloadManager::readShaderToyEntry(const QUrl &uri) noexcept(false) -> Sha
return std::move(entry);
}
auto DownloadManager::lastInstalledFile() const -> const QString &
{
return m_lastInstalledFile;
}
auto DownloadManager::setLastInstalledFile(const QString &lastInstalledFile) -> void
{
if (m_lastInstalledFile == lastInstalledFile)
return;
m_lastInstalledFile = lastInstalledFile;
emit lastInstalledFileChanged();
}
auto DownloadManager::setDownloadedBytes(qint64 downloadedBytes) -> void
{
if (m_downloadedBytes == downloadedBytes)