18 files changed, 0 insertions, 1808 deletions

diff --git a/api/logic/net/ByteArraySink.h b/api/logic/net/ByteArraySink.h
deleted file mode 100644
index 20e6764c..00000000
--- a/api/logic/net/ByteArraySink.h
+++ /dev/null
@@ -1,62 +0,0 @@
-#pragma once
-
-#include "Sink.h"
-
-namespace Net {
-/*
- * Sink object for downloads that uses an external QByteArray it doesn't own as a target.
- */
-class ByteArraySink : public Sink
-{
-public:
-    ByteArraySink(QByteArray *output)
-        :m_output(output)
-    {
-        // nil
-    };
-
-    virtual ~ByteArraySink()
-    {
-        // nil
-    }
-
-public:
-    JobStatus init(QNetworkRequest & request) override
-    {
-        m_output->clear();
-        if(initAllValidators(request))
-            return Job_InProgress;
-        return Job_Failed;
-    };
-
-    JobStatus write(QByteArray & data) override
-    {
-        m_output->append(data);
-        if(writeAllValidators(data))
-            return Job_InProgress;
-        return Job_Failed;
-    }
-
-    JobStatus abort() override
-    {
-        m_output->clear();
-        failAllValidators();
-        return Job_Failed;
-    }
-
-    JobStatus finalize(QNetworkReply &reply) override
-    {
-        if(finalizeAllValidators(reply))
-            return Job_Finished;
-        return Job_Failed;
-    }
-
-    bool hasLocalData() override
-    {
-        return false;
-    }
-
-private:
-    QByteArray * m_output;
-};
-}
diff --git a/api/logic/net/ChecksumValidator.h b/api/logic/net/ChecksumValidator.h
deleted file mode 100644
index 0d6b19c2..00000000
--- a/api/logic/net/ChecksumValidator.h
+++ /dev/null
@@ -1,55 +0,0 @@
-#pragma once
-
-#include "Validator.h"
-#include <QCryptographicHash>
-#include <memory>
-#include <QFile>
-
-namespace Net {
-class ChecksumValidator: public Validator
-{
-public: /* con/des */
-    ChecksumValidator(QCryptographicHash::Algorithm algorithm, QByteArray expected = QByteArray())
-        :m_checksum(algorithm), m_expected(expected)
-    {
-    };
-    virtual ~ChecksumValidator() {};
-
-public: /* methods */
-    bool init(QNetworkRequest &) override
-    {
-        m_checksum.reset();
-        return true;
-    }
-    bool write(QByteArray & data) override
-    {
-        m_checksum.addData(data);
-        return true;
-    }
-    bool abort() override
-    {
-        return true;
-    }
-    bool validate(QNetworkReply &) override
-    {
-        if(m_expected.size() && m_expected != hash())
-        {
-            qWarning() << "Checksum mismatch, download is bad.";
-            return false;
-        }
-        return true;
-    }
-    QByteArray hash()
-    {
-        return m_checksum.result();
-    }
-    void setExpected(QByteArray expected)
-    {
-        m_expected = expected;
-    }
-
-private: /* data */
-    QCryptographicHash m_checksum;
-    QByteArray m_expected;
-};
-}
\ No newline at end of file
diff --git a/api/logic/net/Download.cpp b/api/logic/net/Download.cpp
deleted file mode 100644
index 3f183b7d..00000000
--- a/api/logic/net/Download.cpp
+++ /dev/null
@@ -1,309 +0,0 @@
-/* Copyright 2013-2021 MultiMC Contributors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "Download.h"
-
-#include "BuildConfig.h"
-#include <QFileInfo>
-#include <QDateTime>
-#include <QDebug>
-#include "Env.h"
-#include <FileSystem.h>
-#include "ChecksumValidator.h"
-#include "MetaCacheSink.h"
-#include "ByteArraySink.h"
-
-namespace Net {
-
-Download::Download():NetAction()
-{
-    m_status = Job_NotStarted;
-}
-
-Download::Ptr Download::makeCached(QUrl url, MetaEntryPtr entry, Options options)
-{
-    Download * dl = new Download();
-    dl->m_url = url;
-    dl->m_options = options;
-    auto md5Node = new ChecksumValidator(QCryptographicHash::Md5);
-    auto cachedNode = new MetaCacheSink(entry, md5Node);
-    dl->m_sink.reset(cachedNode);
-    dl->m_target_path = entry->getFullPath();
-    return std::shared_ptr<Download>(dl);
-}
-
-Download::Ptr Download::makeByteArray(QUrl url, QByteArray *output, Options options)
-{
-    Download * dl = new Download();
-    dl->m_url = url;
-    dl->m_options = options;
-    dl->m_sink.reset(new ByteArraySink(output));
-    return std::shared_ptr<Download>(dl);
-}
-
-Download::Ptr Download::makeFile(QUrl url, QString path, Options options)
-{
-    Download * dl = new Download();
-    dl->m_url = url;
-    dl->m_options = options;
-    dl->m_sink.reset(new FileSink(path));
-    return std::shared_ptr<Download>(dl);
-}
-
-void Download::addValidator(Validator * v)
-{
-    m_sink->addValidator(v);
-}
-
-void Download::start()
-{
-    if(m_status == Job_Aborted)
-    {
-        qWarning() << "Attempt to start an aborted Download:" << m_url.toString();
-        emit aborted(m_index_within_job);
-        return;
-    }
-    QNetworkRequest request(m_url);
-    m_status = m_sink->init(request);
-    switch(m_status)
-    {
-        case Job_Finished:
-            emit succeeded(m_index_within_job);
-            qDebug() << "Download cache hit " << m_url.toString();
-            return;
-        case Job_InProgress:
-            qDebug() << "Downloading " << m_url.toString();
-            break;
-        case Job_Failed_Proceed: // this is meaningless in this context. We do need a sink.
-        case Job_NotStarted:
-        case Job_Failed:
-            emit failed(m_index_within_job);
-            return;
-        case Job_Aborted:
-            return;
-    }
-
-    request.setHeader(QNetworkRequest::UserAgentHeader, BuildConfig.USER_AGENT);
-
-    QNetworkReply *rep =  ENV.qnam().get(request);
-
-    m_reply.reset(rep);
-    connect(rep, SIGNAL(downloadProgress(qint64, qint64)), SLOT(downloadProgress(qint64, qint64)));
-    connect(rep, SIGNAL(finished()), SLOT(downloadFinished()));
-    connect(rep, SIGNAL(error(QNetworkReply::NetworkError)), SLOT(downloadError(QNetworkReply::NetworkError)));
-    connect(rep, &QNetworkReply::sslErrors, this, &Download::sslErrors);
-    connect(rep, &QNetworkReply::readyRead, this, &Download::downloadReadyRead);
-}
-
-void Download::downloadProgress(qint64 bytesReceived, qint64 bytesTotal)
-{
-    m_total_progress = bytesTotal;
-    m_progress = bytesReceived;
-    emit netActionProgress(m_index_within_job, bytesReceived, bytesTotal);
-}
-
-void Download::downloadError(QNetworkReply::NetworkError error)
-{
-    if(error == QNetworkReply::OperationCanceledError)
-    {
-        qCritical() << "Aborted " << m_url.toString();
-        m_status = Job_Aborted;
-    }
-    else
-    {
-        if(m_options & Option::AcceptLocalFiles)
-        {
-            if(m_sink->hasLocalData())
-            {
-                m_status = Job_Failed_Proceed;
-                return;
-            }
-        }
-        // error happened during download.
-        qCritical() << "Failed " << m_url.toString() << " with reason " << error;
-        m_status = Job_Failed;
-    }
-}
-
-void Download::sslErrors(const QList<QSslError> & errors)
-{
-    int i = 1;
-    for (auto error : errors)
-    {
-        qCritical() << "Download" << m_url.toString() << "SSL Error #" << i << " : " << error.errorString();
-        auto cert = error.certificate();
-        qCritical() << "Certificate in question:\n" << cert.toText();
-        i++;
-    }
-}
-
-bool Download::handleRedirect()
-{
-    QUrl redirect = m_reply->header(QNetworkRequest::LocationHeader).toUrl();
-    if(!redirect.isValid())
-    {
-        if(!m_reply->hasRawHeader("Location"))
-        {
-            // no redirect -> it's fine to continue
-            return false;
-        }
-        // there is a Location header, but it's not correct. we need to apply some workarounds...
-        QByteArray redirectBA = m_reply->rawHeader("Location");
-        if(redirectBA.size() == 0)
-        {
-            // empty, yet present redirect header? WTF?
-            return false;
-        }
-        QString redirectStr = QString::fromUtf8(redirectBA);
-
-        if(redirectStr.startsWith("//"))
-        {
-            /*
-             * IF the URL begins with //, we need to insert the URL scheme.
-             * See: https://bugreports.qt.io/browse/QTBUG-41061
-             * See: http://tools.ietf.org/html/rfc3986#section-4.2
-             */
-            redirectStr = m_reply->url().scheme() + ":" + redirectStr;
-        }
-        else if(redirectStr.startsWith("/"))
-        {
-            /*
-             * IF the URL begins with /, we need to process it as a relative URL
-             */
-            auto url = m_reply->url();
-            url.setPath(redirectStr, QUrl::TolerantMode);
-            redirectStr = url.toString();
-        }
-
-        /*
-         * Next, make sure the URL is parsed in tolerant mode. Qt doesn't parse the location header in tolerant mode, which causes issues.
-         * FIXME: report Qt bug for this
-         */
-        redirect = QUrl(redirectStr, QUrl::TolerantMode);
-        if(!redirect.isValid())
-        {
-            qWarning() << "Failed to parse redirect URL:" << redirectStr;
-            downloadError(QNetworkReply::ProtocolFailure);
-            return false;
-        }
-        qDebug() << "Fixed location header:" << redirect;
-    }
-    else
-    {
-        qDebug() << "Location header:" << redirect;
-    }
-
-    m_url = QUrl(redirect.toString());
-    qDebug() << "Following redirect to " << m_url.toString();
-    start();
-    return true;
-}
-
-
-void Download::downloadFinished()
-{
-    // handle HTTP redirection first
-    if(handleRedirect())
-    {
-        qDebug() << "Download redirected:" << m_url.toString();
-        return;
-    }
-
-    // if the download failed before this point ...
-    if (m_status == Job_Failed_Proceed)
-    {
-        qDebug() << "Download failed but we are allowed to proceed:" << m_url.toString();
-        m_sink->abort();
-        m_reply.reset();
-        emit succeeded(m_index_within_job);
-        return;
-    }
-    else if (m_status == Job_Failed)
-    {
-        qDebug() << "Download failed in previous step:" << m_url.toString();
-        m_sink->abort();
-        m_reply.reset();
-        emit failed(m_index_within_job);
-        return;
-    }
-    else if(m_status == Job_Aborted)
-    {
-        qDebug() << "Download aborted in previous step:" << m_url.toString();
-        m_sink->abort();
-        m_reply.reset();
-        emit aborted(m_index_within_job);
-        return;
-    }
-
-    // make sure we got all the remaining data, if any
-    auto data = m_reply->readAll();
-    if(data.size())
-    {
-        qDebug() << "Writing extra" << data.size() << "bytes to" << m_target_path;
-        m_status = m_sink->write(data);
-    }
-
-    // otherwise, finalize the whole graph
-    m_status = m_sink->finalize(*m_reply.get());
-    if (m_status != Job_Finished)
-    {
-        qDebug() << "Download failed to finalize:" << m_url.toString();
-        m_sink->abort();
-        m_reply.reset();
-        emit failed(m_index_within_job);
-        return;
-    }
-    m_reply.reset();
-    qDebug() << "Download succeeded:" << m_url.toString();
-    emit succeeded(m_index_within_job);
-}
-
-void Download::downloadReadyRead()
-{
-    if(m_status == Job_InProgress)
-    {
-        auto data = m_reply->readAll();
-        m_status = m_sink->write(data);
-        if(m_status == Job_Failed)
-        {
-            qCritical() << "Failed to process response chunk for " << m_target_path;
-        }
-        // qDebug() << "Download" << m_url.toString() << "gained" << data.size() << "bytes";
-    }
-    else
-    {
-        qCritical() << "Cannot write to " << m_target_path << ", illegal status" << m_status;
-    }
-}
-
-}
-
-bool Net::Download::abort()
-{
-    if(m_reply)
-    {
-        m_reply->abort();
-    }
-    else
-    {
-        m_status = Job_Aborted;
-    }
-    return true;
-}
-
-bool Net::Download::canAbort()
-{
-    return true;
-}
diff --git a/api/logic/net/Download.h b/api/logic/net/Download.h
deleted file mode 100644
index 2c436032..00000000
--- a/api/logic/net/Download.h
+++ /dev/null
@@ -1,76 +0,0 @@
-/* Copyright 2013-2021 MultiMC Contributors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include "NetAction.h"
-#include "HttpMetaCache.h"
-#include "Validator.h"
-#include "Sink.h"
-
-#include "multimc_logic_export.h"
-namespace Net {
-class MULTIMC_LOGIC_EXPORT Download : public NetAction
-{
-    Q_OBJECT
-
-public: /* types */
-    typedef std::shared_ptr<class Download> Ptr;
-    enum class Option
-    {
-        NoOptions = 0,
-        AcceptLocalFiles = 1
-    };
-    Q_DECLARE_FLAGS(Options, Option)
-
-protected: /* con/des */
-    explicit Download();
-public:
-    virtual ~Download(){};
-    static Download::Ptr makeCached(QUrl url, MetaEntryPtr entry, Options options = Option::NoOptions);
-    static Download::Ptr makeByteArray(QUrl url, QByteArray *output, Options options = Option::NoOptions);
-    static Download::Ptr makeFile(QUrl url, QString path, Options options = Option::NoOptions);
-
-public: /* methods */
-    QString getTargetFilepath()
-    {
-        return m_target_path;
-    }
-    void addValidator(Validator * v);
-    bool abort() override;
-    bool canAbort() override;
-
-private: /* methods */
-    bool handleRedirect();
-
-protected slots:
-    void downloadProgress(qint64 bytesReceived, qint64 bytesTotal) override;
-    void downloadError(QNetworkReply::NetworkError error) override;
-    void sslErrors(const QList<QSslError> & errors);
-    void downloadFinished() override;
-    void downloadReadyRead() override;
-
-public slots:
-    void start() override;
-
-private: /* data */
-    // FIXME: remove this, it has no business being here.
-    QString m_target_path;
-    std::unique_ptr<Sink> m_sink;
-    Options m_options;
-};
-}
-
-Q_DECLARE_OPERATORS_FOR_FLAGS(Net::Download::Options)
diff --git a/api/logic/net/FileSink.cpp b/api/logic/net/FileSink.cpp
deleted file mode 100644
index 8b3e917d..00000000
--- a/api/logic/net/FileSink.cpp
+++ /dev/null
@@ -1,115 +0,0 @@
-#include "FileSink.h"
-#include <QFile>
-#include <QFileInfo>
-#include "Env.h"
-#include "FileSystem.h"
-
-namespace Net {
-
-FileSink::FileSink(QString filename)
-    :m_filename(filename)
-{
-    // nil
-}
-
-FileSink::~FileSink()
-{
-    // nil
-}
-
-JobStatus FileSink::init(QNetworkRequest& request)
-{
-    auto result = initCache(request);
-    if(result != Job_InProgress)
-    {
-        return result;
-    }
-    // create a new save file and open it for writing
-    if (!FS::ensureFilePathExists(m_filename))
-    {
-        qCritical() << "Could not create folder for " + m_filename;
-        return Job_Failed;
-    }
-    wroteAnyData = false;
-    m_output_file.reset(new QSaveFile(m_filename));
-    if (!m_output_file->open(QIODevice::WriteOnly))
-    {
-        qCritical() << "Could not open " + m_filename + " for writing";
-        return Job_Failed;
-    }
-
-    if(initAllValidators(request))
-        return Job_InProgress;
-    return Job_Failed;
-}
-
-JobStatus FileSink::initCache(QNetworkRequest &)
-{
-    return Job_InProgress;
-}
-
-JobStatus FileSink::write(QByteArray& data)
-{
-    if (!writeAllValidators(data) || m_output_file->write(data) != data.size())
-    {
-        qCritical() << "Failed writing into " + m_filename;
-        m_output_file->cancelWriting();
-        m_output_file.reset();
-        wroteAnyData = false;
-        return Job_Failed;
-    }
-    wroteAnyData = true;
-    return Job_InProgress;
-}
-
-JobStatus FileSink::abort()
-{
-    m_output_file->cancelWriting();
-    failAllValidators();
-    return Job_Failed;
-}
-
-JobStatus FileSink::finalize(QNetworkReply& reply)
-{
-    bool gotFile = false;
-    QVariant statusCodeV = reply.attribute(QNetworkRequest::HttpStatusCodeAttribute);
-    bool validStatus = false;
-    int statusCode = statusCodeV.toInt(&validStatus);
-    if(validStatus)
-    {
-        // this leaves out 304 Not Modified
-        gotFile = statusCode == 200 || statusCode == 203;
-    }
-    // if we wrote any data to the save file, we try to commit the data to the real file.
-    // if it actually got a proper file, we write it even if it was empty
-    if (gotFile || wroteAnyData)
-    {
-        // ask validators for data consistency
-        // we only do this for actual downloads, not 'your data is still the same' cache hits
-        if(!finalizeAllValidators(reply))
-            return Job_Failed;
-        // nothing went wrong...
-        if (!m_output_file->commit())
-        {
-            qCritical() << "Failed to commit changes to " << m_filename;
-            m_output_file->cancelWriting();
-            return Job_Failed;
-        }
-    }
-    // then get rid of the save file
-    m_output_file.reset();
-
-    return finalizeCache(reply);
-}
-
-JobStatus FileSink::finalizeCache(QNetworkReply &)
-{
-    return Job_Finished;
-}
-
-bool FileSink::hasLocalData()
-{
-    QFileInfo info(m_filename);
-    return info.exists() && info.size() != 0;
-}
-}
diff --git a/api/logic/net/FileSink.h b/api/logic/net/FileSink.h
deleted file mode 100644
index 875fe511..00000000
--- a/api/logic/net/FileSink.h
+++ /dev/null
@@ -1,28 +0,0 @@
-#pragma once
-#include "Sink.h"
-#include <QSaveFile>
-
-namespace Net {
-class FileSink : public Sink
-{
-public: /* con/des */
-    FileSink(QString filename);
-    virtual ~FileSink();
-
-public: /* methods */
-    JobStatus init(QNetworkRequest & request) override;
-    JobStatus write(QByteArray & data) override;
-    JobStatus abort() override;
-    JobStatus finalize(QNetworkReply & reply) override;
-    bool hasLocalData() override;
-
-protected: /* methods */
-    virtual JobStatus initCache(QNetworkRequest &);
-    virtual JobStatus finalizeCache(QNetworkReply &reply);
-
-protected: /* data */
-    QString m_filename;
-    bool wroteAnyData = false;
-    std::unique_ptr<QSaveFile> m_output_file;
-};
-}
diff --git a/api/logic/net/HttpMetaCache.cpp b/api/logic/net/HttpMetaCache.cpp
deleted file mode 100644
index 4bc8fbc8..00000000
--- a/api/logic/net/HttpMetaCache.cpp
+++ /dev/null
@@ -1,273 +0,0 @@
-/* Copyright 2013-2021 MultiMC Contributors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "Env.h"
-#include "HttpMetaCache.h"
-#include "FileSystem.h"
-
-#include <QFileInfo>
-#include <QFile>
-#include <QDateTime>
-#include <QCryptographicHash>
-
-#include <QDebug>
-
-#include <QJsonDocument>
-#include <QJsonArray>
-#include <QJsonObject>
-
-QString MetaEntry::getFullPath()
-{
-    // FIXME: make local?
-    return FS::PathCombine(basePath, relativePath);
-}
-
-HttpMetaCache::HttpMetaCache(QString path) : QObject()
-{
-    m_index_file = path;
-    saveBatchingTimer.setSingleShot(true);
-    saveBatchingTimer.setTimerType(Qt::VeryCoarseTimer);
-    connect(&saveBatchingTimer, SIGNAL(timeout()), SLOT(SaveNow()));
-}
-
-HttpMetaCache::~HttpMetaCache()
-{
-    saveBatchingTimer.stop();
-    SaveNow();
-}
-
-MetaEntryPtr HttpMetaCache::getEntry(QString base, QString resource_path)
-{
-    // no base. no base path. can't store
-    if (!m_entries.contains(base))
-    {
-        // TODO: log problem
-        return MetaEntryPtr();
-    }
-    EntryMap &map = m_entries[base];
-    if (map.entry_list.contains(resource_path))
-    {
-        return map.entry_list[resource_path];
-    }
-    return MetaEntryPtr();
-}
-
-MetaEntryPtr HttpMetaCache::resolveEntry(QString base, QString resource_path, QString expected_etag)
-{
-    auto entry = getEntry(base, resource_path);
-    // it's not present? generate a default stale entry
-    if (!entry)
-    {
-        return staleEntry(base, resource_path);
-    }
-
-    auto &selected_base = m_entries[base];
-    QString real_path = FS::PathCombine(selected_base.base_path, resource_path);
-    QFileInfo finfo(real_path);
-
-    // is the file really there? if not -> stale
-    if (!finfo.isFile() || !finfo.isReadable())
-    {
-        // if the file doesn't exist, we disown the entry
-        selected_base.entry_list.remove(resource_path);
-        return staleEntry(base, resource_path);
-    }
-
-    if (!expected_etag.isEmpty() && expected_etag != entry->etag)
-    {
-        // if the etag doesn't match expected, we disown the entry
-        selected_base.entry_list.remove(resource_path);
-        return staleEntry(base, resource_path);
-    }
-
-    // if the file changed, check md5sum
-    qint64 file_last_changed = finfo.lastModified().toUTC().toMSecsSinceEpoch();
-    if (file_last_changed != entry->local_changed_timestamp)
-    {
-        QFile input(real_path);
-        input.open(QIODevice::ReadOnly);
-        QString md5sum = QCryptographicHash::hash(input.readAll(), QCryptographicHash::Md5)
-                             .toHex()
-                             .constData();
-        if (entry->md5sum != md5sum)
-        {
-            selected_base.entry_list.remove(resource_path);
-            return staleEntry(base, resource_path);
-        }
-        // md5sums matched... keep entry and save the new state to file
-        entry->local_changed_timestamp = file_last_changed;
-        SaveEventually();
-    }
-
-    // entry passed all the checks we cared about.
-    entry->basePath = getBasePath(base);
-    return entry;
-}
-
-bool HttpMetaCache::updateEntry(MetaEntryPtr stale_entry)
-{
-    if (!m_entries.contains(stale_entry->baseId))
-    {
-        qCritical() << "Cannot add entry with unknown base: "
-                     << stale_entry->baseId.toLocal8Bit();
-        return false;
-    }
-    if (stale_entry->stale)
-    {
-        qCritical() << "Cannot add stale entry: " << stale_entry->getFullPath().toLocal8Bit();
-        return false;
-    }
-    m_entries[stale_entry->baseId].entry_list[stale_entry->relativePath] = stale_entry;
-    SaveEventually();
-    return true;
-}
-
-bool HttpMetaCache::evictEntry(MetaEntryPtr entry)
-{
-    if(entry)
-    {
-        entry->stale = true;
-        SaveEventually();
-        return true;
-    }
-    return false;
-}
-
-MetaEntryPtr HttpMetaCache::staleEntry(QString base, QString resource_path)
-{
-    auto foo = new MetaEntry();
-    foo->baseId = base;
-    foo->basePath = getBasePath(base);
-    foo->relativePath = resource_path;
-    foo->stale = true;
-    return MetaEntryPtr(foo);
-}
-
-void HttpMetaCache::addBase(QString base, QString base_root)
-{
-    // TODO: report error
-    if (m_entries.contains(base))
-        return;
-    // TODO: check if the base path is valid
-    EntryMap foo;
-    foo.base_path = base_root;
-    m_entries[base] = foo;
-}
-
-QString HttpMetaCache::getBasePath(QString base)
-{
-    if (m_entries.contains(base))
-    {
-        return m_entries[base].base_path;
-    }
-    return QString();
-}
-
-void HttpMetaCache::Load()
-{
-    if(m_index_file.isNull())
-        return;
-
-    QFile index(m_index_file);
-    if (!index.open(QIODevice::ReadOnly))
-        return;
-
-    QJsonDocument json = QJsonDocument::fromJson(index.readAll());
-    if (!json.isObject())
-        return;
-    auto root = json.object();
-    // check file version first
-    auto version_val = root.value("version");
-    if (!version_val.isString())
-        return;
-    if (version_val.toString() != "1")
-        return;
-
-    // read the entry array
-    auto entries_val = root.value("entries");
-    if (!entries_val.isArray())
-        return;
-    QJsonArray array = entries_val.toArray();
-    for (auto element : array)
-    {
-        if (!element.isObject())
-            return;
-        auto element_obj = element.toObject();
-        QString base = element_obj.value("base").toString();
-        if (!m_entries.contains(base))
-            continue;
-        auto &entrymap = m_entries[base];
-        auto foo = new MetaEntry();
-        foo->baseId = base;
-        QString path = foo->relativePath = element_obj.value("path").toString();
-        foo->md5sum = element_obj.value("md5sum").toString();
-        foo->etag = element_obj.value("etag").toString();
-        foo->local_changed_timestamp = element_obj.value("last_changed_timestamp").toDouble();
-        foo->remote_changed_timestamp =
-            element_obj.value("remote_changed_timestamp").toString();
-        // presumed innocent until closer examination
-        foo->stale = false;
-        entrymap.entry_list[path] = MetaEntryPtr(foo);
-    }
-}
-
-void HttpMetaCache::SaveEventually()
-{
-    // reset the save timer
-    saveBatchingTimer.stop();
-    saveBatchingTimer.start(30000);
-}
-
-void HttpMetaCache::SaveNow()
-{
-    if(m_index_file.isNull())
-        return;
-    QJsonObject toplevel;
-    toplevel.insert("version", QJsonValue(QString("1")));
-    QJsonArray entriesArr;
-    for (auto group : m_entries)
-    {
-        for (auto entry : group.entry_list)
-        {
-            // do not save stale entries. they are dead.
-            if(entry->stale)
-            {
-                continue;
-            }
-            QJsonObject entryObj;
-            entryObj.insert("base", QJsonValue(entry->baseId));
-            entryObj.insert("path", QJsonValue(entry->relativePath));
-            entryObj.insert("md5sum", QJsonValue(entry->md5sum));
-            entryObj.insert("etag", QJsonValue(entry->etag));
-            entryObj.insert("last_changed_timestamp",
-                            QJsonValue(double(entry->local_changed_timestamp)));
-            if (!entry->remote_changed_timestamp.isEmpty())
-                entryObj.insert("remote_changed_timestamp",
-                                QJsonValue(entry->remote_changed_timestamp));
-            entriesArr.append(entryObj);
-        }
-    }
-    toplevel.insert("entries", entriesArr);
-
-    QJsonDocument doc(toplevel);
-    try
-    {
-        FS::write(m_index_file, doc.toJson());
-    }
-    catch (const Exception &e)
-    {
-        qWarning() << e.what();
-    }
-}
diff --git a/api/logic/net/HttpMetaCache.h b/api/logic/net/HttpMetaCache.h
deleted file mode 100644
index c3248793..00000000
--- a/api/logic/net/HttpMetaCache.h
+++ /dev/null
@@ -1,125 +0,0 @@
-/* Copyright 2013-2021 MultiMC Contributors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-#include <QString>
-#include <QMap>
-#include <qtimer.h>
-#include <memory>
-
-#include "multimc_logic_export.h"
-
-class HttpMetaCache;
-
-class MULTIMC_LOGIC_EXPORT MetaEntry
-{
-friend class HttpMetaCache;
-protected:
-    MetaEntry() {}
-public:
-    bool isStale()
-    {
-        return stale;
-    }
-    void setStale(bool stale)
-    {
-        this->stale = stale;
-    }
-    QString getFullPath();
-    QString getRemoteChangedTimestamp()
-    {
-        return remote_changed_timestamp;
-    }
-    void setRemoteChangedTimestamp(QString remote_changed_timestamp)
-    {
-        this->remote_changed_timestamp = remote_changed_timestamp;
-    }
-    void setLocalChangedTimestamp(qint64 timestamp)
-    {
-        local_changed_timestamp = timestamp;
-    }
-    QString getETag()
-    {
-        return etag;
-    }
-    void setETag(QString etag)
-    {
-        this->etag = etag;
-    }
-    QString getMD5