1 files changed, 132 insertions, 0 deletions
diff --git a/api/logic/meta/tasks/RemoteLoadTask.cpp b/api/logic/meta/tasks/RemoteLoadTask.cpp
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+++ b/api/logic/meta/tasks/RemoteLoadTask.cpp
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+/* Copyright 2015-2017 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 "RemoteLoadTask.h"
+
+#include "net/Download.h"
+#include "net/HttpMetaCache.h"
+#include "net/NetJob.h"
+#include "meta/format/Format.h"
+#include "meta/Util.h"
+#include "meta/Index.h"
+#include "meta/Version.h"
+#include "meta/VersionList.h"
+#include "Env.h"
+#include "Json.h"
+
+namespace Meta
+{
+
+RemoteLoadTask::RemoteLoadTask(BaseEntity *entity, QObject *parent)
+	: Task(parent), m_entity(entity)
+{
+}
+
+void RemoteLoadTask::executeTask()
+{
+	NetJob *job = new NetJob(name());
+
+	auto entry = ENV.metacache()->resolveEntry("meta", url().toString());
+	entry->setStale(true);
+	m_dl = Net::Download::makeCached(url(), entry);
+	job->addNetAction(m_dl);
+	connect(job, &NetJob::failed, this, &RemoteLoadTask::emitFailed);
+	connect(job, &NetJob::succeeded, this, &RemoteLoadTask::networkFinished);
+	connect(job, &NetJob::status, this, &RemoteLoadTask::setStatus);
+	connect(job, &NetJob::progress, this, &RemoteLoadTask::setProgress);
+	job->start();
+}
+
+void RemoteLoadTask::networkFinished()
+{
+	setStatus(tr("Parsing..."));
+	setProgress(0, 0);
+
+	try
+	{
+		parse(Json::requireObject(Json::requireDocument(m_dl->getTargetFilepath(), name()), name()));
+		m_entity->notifyRemoteLoadComplete();
+		emitSucceeded();
+	}
+	catch (Exception &e)
+	{
+		emitFailed(tr("Unable to parse response: %1").arg(e.cause()));
+	}
+}
+
+// INDEX
+IndexRemoteLoadTask::IndexRemoteLoadTask(Index *index, QObject *parent)
+	: RemoteLoadTask(index, parent)
+{
+}
+QUrl IndexRemoteLoadTask::url() const
+{
+	return Meta::indexUrl();
+}
+QString IndexRemoteLoadTask::name() const
+{
+	return tr("Metadata Index");
+}
+void IndexRemoteLoadTask::parse(const QJsonObject &obj) const
+{
+	Format::parseIndex(obj, dynamic_cast<Index *>(entity()));
+}
+
+
+// VERSION LIST
+VersionListRemoteLoadTask::VersionListRemoteLoadTask(VersionList *list, QObject *parent)
+	: RemoteLoadTask(list, parent)
+{
+}
+QUrl VersionListRemoteLoadTask::url() const
+{
+	return Meta::versionListUrl(list()->uid());
+}
+QString VersionListRemoteLoadTask::name() const
+{
+	return tr("Version List for %1").arg(list()->humanReadable());
+}
+void VersionListRemoteLoadTask::parse(const QJsonObject &obj) const
+{
+	Format::parseVersionList(obj, list());
+}
+VersionList* Meta::VersionListRemoteLoadTask::list() const
+{
+	return dynamic_cast<VersionList *>(entity());
+}
+
+
+// VERSION
+VersionRemoteLoadTask::VersionRemoteLoadTask(Version *version, QObject *parent)
+	: RemoteLoadTask(version, parent)
+{
+}
+QUrl VersionRemoteLoadTask::url() const
+{
+	return Meta::versionUrl(version()->uid(), version()->version());
+}
+QString VersionRemoteLoadTask::name() const
+{
+	return tr("Meta Version for %1").arg(version()->name());
+}
+void VersionRemoteLoadTask::parse(const QJsonObject &obj) const
+{
+	Format::parseVersion(obj, version());
+}
+Version *VersionRemoteLoadTask::version() const
+{
+	return dynamic_cast<Version *>(entity());
+}
+}