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authorPetr Mrázek <peterix@gmail.com>2016-04-10 15:53:05 +0200
committerPetr Mrázek <peterix@gmail.com>2016-05-01 00:00:14 +0200
commitb6d455a02bd338e9dc0faa09d4d8177ecd8d569a (patch)
tree41982bca1ede50049f2f8c7109dd18edeefde6d0 /api/logic/status
parent47e37635f50c09b4f9a9ee7699e3120bab3e4088 (diff)
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NOISSUE reorganize and document libraries
Diffstat (limited to 'api/logic/status')
-rw-r--r--api/logic/status/StatusChecker.cpp153
-rw-r--r--api/logic/status/StatusChecker.h60
2 files changed, 213 insertions, 0 deletions
diff --git a/api/logic/status/StatusChecker.cpp b/api/logic/status/StatusChecker.cpp
new file mode 100644
index 00000000..13cac037
--- /dev/null
+++ b/api/logic/status/StatusChecker.cpp
@@ -0,0 +1,153 @@
+/* Copyright 2013-2015 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 "StatusChecker.h"
+
+#include <net/URLConstants.h>
+
+#include <QByteArray>
+
+#include <QDebug>
+
+StatusChecker::StatusChecker()
+{
+
+}
+
+void StatusChecker::timerEvent(QTimerEvent *e)
+{
+ QObject::timerEvent(e);
+ reloadStatus();
+}
+
+void StatusChecker::reloadStatus()
+{
+ if (isLoadingStatus())
+ {
+ // qDebug() << "Ignored request to reload status. Currently reloading already.";
+ return;
+ }
+
+ // qDebug() << "Reloading status.";
+
+ NetJob* job = new NetJob("Status JSON");
+ job->addNetAction(ByteArrayDownload::make(URLConstants::MOJANG_STATUS_URL));
+ QObject::connect(job, &NetJob::succeeded, this, &StatusChecker::statusDownloadFinished);
+ QObject::connect(job, &NetJob::failed, this, &StatusChecker::statusDownloadFailed);
+ m_statusNetJob.reset(job);
+ emit statusLoading(true);
+ job->start();
+}
+
+void StatusChecker::statusDownloadFinished()
+{
+ qDebug() << "Finished loading status JSON.";
+ m_statusEntries.clear();
+ QByteArray data;
+ {
+ ByteArrayDownloadPtr dl = std::dynamic_pointer_cast<ByteArrayDownload>(m_statusNetJob->first());
+ data = dl->m_data;
+ m_statusNetJob.reset();
+ }
+
+ QJsonParseError jsonError;
+ QJsonDocument jsonDoc = QJsonDocument::fromJson(data, &jsonError);
+
+ if (jsonError.error != QJsonParseError::NoError)
+ {
+ fail("Error parsing status JSON:" + jsonError.errorString());
+ return;
+ }
+
+ if (!jsonDoc.isArray())
+ {
+ fail("Error parsing status JSON: JSON root is not an array");
+ return;
+ }
+
+ QJsonArray root = jsonDoc.array();
+
+ for(auto status = root.begin(); status != root.end(); ++status)
+ {
+ QVariantMap map = (*status).toObject().toVariantMap();
+
+ for (QVariantMap::const_iterator iter = map.begin(); iter != map.end(); ++iter)
+ {
+ QString key = iter.key();
+ QVariant value = iter.value();
+
+ if(value.type() == QVariant::Type::String)
+ {
+ m_statusEntries.insert(key, value.toString());
+ //qDebug() << "Status JSON object: " << key << m_statusEntries[key];
+ }
+ else
+ {
+ fail("Malformed status JSON: expected status type to be a string.");
+ return;
+ }
+ }
+ }
+
+ succeed();
+}
+
+void StatusChecker::statusDownloadFailed(QString reason)
+{
+ fail(tr("Failed to load status JSON:\n%1").arg(reason));
+}
+
+
+QMap<QString, QString> StatusChecker::getStatusEntries() const
+{
+ return m_statusEntries;
+}
+
+bool StatusChecker::isLoadingStatus() const
+{
+ return m_statusNetJob.get() != nullptr;
+}
+
+QString StatusChecker::getLastLoadErrorMsg() const
+{
+ return m_lastLoadError;
+}
+
+void StatusChecker::succeed()
+{
+ if(m_prevEntries != m_statusEntries)
+ {
+ emit statusChanged(m_statusEntries);
+ m_prevEntries = m_statusEntries;
+ }
+ m_lastLoadError = "";
+ qDebug() << "Status loading succeeded.";
+ m_statusNetJob.reset();
+ emit statusLoading(false);
+}
+
+void StatusChecker::fail(const QString& errorMsg)
+{
+ if(m_prevEntries != m_statusEntries)
+ {
+ emit statusChanged(m_statusEntries);
+ m_prevEntries = m_statusEntries;
+ }
+ m_lastLoadError = errorMsg;
+ qDebug() << "Failed to load status:" << errorMsg;
+ m_statusNetJob.reset();
+ emit statusLoading(false);
+}
+
diff --git a/api/logic/status/StatusChecker.h b/api/logic/status/StatusChecker.h
new file mode 100644
index 00000000..c1a54dba
--- /dev/null
+++ b/api/logic/status/StatusChecker.h
@@ -0,0 +1,60 @@
+/* Copyright 2013-2015 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 <QObject>
+#include <QString>
+#include <QList>
+
+#include <net/NetJob.h>
+
+#include "multimc_logic_export.h"
+
+class MULTIMC_LOGIC_EXPORT StatusChecker : public QObject
+{
+ Q_OBJECT
+public:
+ StatusChecker();
+
+ QString getLastLoadErrorMsg() const;
+
+ bool isLoadingStatus() const;
+
+ QMap<QString, QString> getStatusEntries() const;
+
+ void Q_SLOT reloadStatus();
+
+protected:
+ virtual void timerEvent(QTimerEvent *);
+
+signals:
+ void statusLoading(bool loading);
+ void statusChanged(QMap<QString, QString> newStatus);
+
+protected slots:
+ void statusDownloadFinished();
+ void statusDownloadFailed(QString reason);
+
+protected:
+ QMap<QString, QString> m_prevEntries;
+ QMap<QString, QString> m_statusEntries;
+ NetJobPtr m_statusNetJob;
+ QString m_lastLoadError;
+
+ void Q_SLOT succeed();
+ void Q_SLOT fail(const QString& errorMsg);
+};
+