Add plugin permissions and IO API (#5231)

src/controllers/plugins/Plugin.hpp

@@ -4,6 +4,7 @@
 #    include "Application.hpp"
 #    include "controllers/plugins/LuaAPI.hpp"
 #    include "controllers/plugins/LuaUtilities.hpp"
+#    include "controllers/plugins/PluginPermission.hpp"
 
 #    include <QDir>
 #    include <QString>
@@ -42,6 +43,8 @@ struct PluginMeta {
     // optionally tags that might help in searching for the plugin
     std::vector<QString> tags;
 
+    std::vector<PluginPermission> permissions;
+
     // errors that occurred while parsing info.json
     std::vector<QString> errors;
 
@@ -88,6 +91,11 @@ public:
         return this->loadDirectory_;
     }
 
+    QDir dataDirectory() const
+    {
+        return this->loadDirectory_.absoluteFilePath("data");
+    }
+
     // Note: The CallbackFunction object's destructor will remove the function from the lua stack
     using LuaCompletionCallback =
         lua::CallbackFunction<lua::api::CompletionList, QString, QString, int,
@@ -130,6 +138,8 @@ public:
     int addTimeout(QTimer *timer);
     void removeTimeout(QTimer *timer);
 
+    bool hasFSPermissionFor(bool write, const QString &path);
+
 private:
     QDir loadDirectory_;
     lua_State *state_;