62 lines
1.4 KiB
C++
62 lines
1.4 KiB
C++
#pragma once
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// hyperion
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#include <db/DBManager.h>
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// qt
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#include <QDateTime>
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#include <QUuid>
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#include <QNetworkInterface>
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#include <QCryptographicHash>
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///
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/// @brief meta table specific database interface
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///
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class MetaTable : public DBManager
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{
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public:
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/// construct wrapper with plugins table and columns
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MetaTable(QObject* parent = nullptr)
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: DBManager(parent)
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{
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setTable("meta");
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createTable(QStringList()<<"uuid TEXT"<<"created_at TEXT");
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};
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///
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/// @brief Get the uuid, if the uuid is not set it will be created
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/// @return The uuid
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///
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inline QString getUUID() const
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{
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QVector<QVariantMap> results;
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getRecords(results, QStringList() << "uuid");
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for(const auto & entry : results)
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{
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if(!entry["uuid"].toString().isEmpty())
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return entry["uuid"].toString();
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}
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// create new uuidv5 based on net adapter MAC, save to db and return
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QString hash;
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foreach(QNetworkInterface interface, QNetworkInterface::allInterfaces())
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{
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if (!(interface.flags() & QNetworkInterface::IsLoopBack))
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{
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hash = QCryptographicHash::hash(interface.hardwareAddress().toLocal8Bit(),QCryptographicHash::Sha1).toHex();
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break;
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}
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}
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const QString newUuid = QUuid::createUuidV5(QUuid(), hash).toString().mid(1, 36);
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VectorPair cond;
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cond.append(CPair("uuid",newUuid));
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QVariantMap map;
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map["created_at"] = QDateTime::currentDateTimeUtc().toString(Qt::ISODate);
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createRecord(cond, map);
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return newUuid;
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}
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};
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