Imported Upstream version 2.99.6upstream/2.99.6

1 files changed, 72 insertions, 0 deletions

diff --git a/SQLiteStudio3/coreSQLiteStudio/plugins/scriptingqt.h b/SQLiteStudio3/coreSQLiteStudio/plugins/scriptingqt.h
new file mode 100644
index 0000000..125789a
--- /dev/null
+++ b/SQLiteStudio3/coreSQLiteStudio/plugins/scriptingqt.h
@@ -0,0 +1,72 @@
+#ifndef SCRIPTINGQT_H
+#define SCRIPTINGQT_H
+
+#include "builtinplugin.h"
+#include "scriptingplugin.h"
+#include <QHash>
+#include <QVariant>
+#include <QCache>
+#include <QScriptValue>
+#include <QScriptProgram>
+
+class QScriptEngine;
+class QMutex;
+class QScriptContext;
+class ScriptingQtDbProxy;
+
+class ScriptingQt : public BuiltInPlugin, public DbAwareScriptingPlugin
+{
+    Q_OBJECT
+
+    SQLITESTUDIO_PLUGIN_TITLE("Qt scripting")
+    SQLITESTUDIO_PLUGIN_DESC("Qt scripting support.")
+    SQLITESTUDIO_PLUGIN_VERSION(10000)
+    SQLITESTUDIO_PLUGIN_AUTHOR("sqlitestudio.pl")
+
+    public:
+        ScriptingQt();
+        ~ScriptingQt();
+
+        QString getLanguage() const;
+        Context* createContext();
+        void releaseContext(Context* context);
+        void resetContext(Context* context);
+        QVariant evaluate(const QString& code, const QList<QVariant>& args, Db* db, bool locking = false, QString* errorMessage = nullptr);
+        QVariant evaluate(Context* context, const QString& code, const QList<QVariant>& args, Db* db, bool locking = false);
+        void setVariable(Context* context, const QString& name, const QVariant& value);
+        QVariant getVariable(Context* context, const QString& name);
+        bool hasError(Context* context) const;
+        QString getErrorMessage(Context* context) const;
+        QString getIconPath() const;
+        bool init();
+        void deinit();
+
+    private:
+        using DbAwareScriptingPlugin::evaluate;
+
+        class ContextQt : public ScriptingPlugin::Context
+        {
+            public:
+                ContextQt();
+                ~ContextQt();
+
+                QScriptEngine* engine = nullptr;
+                QCache<QString,QScriptProgram> scriptCache;
+                QString error;
+                ScriptingQtDbProxy* dbProxy = nullptr;
+                QScriptValue dbProxyScriptValue;
+        };
+
+        ContextQt* getContext(ScriptingPlugin::Context* context) const;
+        QScriptValue getFunctionValue(ContextQt* ctx, const QString& code);
+        QVariant evaluate(ContextQt* ctx, QScriptContext* engineContext, const QString& code, const QList<QVariant>& args, Db* db, bool locking);
+        QVariant convertVariant(const QVariant& value, bool wrapStrings = false);
+
+        static const constexpr int cacheSize = 5;
+
+        ContextQt* mainContext = nullptr;
+        QList<Context*> contexts;
+        QMutex* mainEngineMutex = nullptr;
+};
+
+#endif // SCRIPTINGQT_H