Add player:get_meta(), deprecate player attributes (#7202)

* Add player:get_meta(), deprecate player attributes

1 files changed, 6 insertions, 1 deletions

diff --git a/src/metadata.h b/src/metadata.h
index d95a0ed5d..5333f8a9d 100644
--- a/src/metadata.h
+++ b/src/metadata.h
@@ -26,6 +26,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 class Metadata
 {
+	bool m_modified = false;
 public:
 	virtual ~Metadata() = default;
 
@@ -45,14 +46,18 @@ public:
 	size_t size() const;
 	bool contains(const std::string &name) const;
 	const std::string &getString(const std::string &name, u16 recursion = 0) const;
+	bool getStringToRef(const std::string &name, std::string &str, u16 recursion = 0) const;
 	virtual bool setString(const std::string &name, const std::string &var);
+	inline bool removeString(const std::string &name) { return setString(name, ""); }
 	const StringMap &getStrings() const
 	{
 		return m_stringvars;
 	}
 	// Add support for variable names in values
 	const std::string &resolveString(const std::string &str, u16 recursion = 0) const;
+
+	inline bool isModified() const  { return m_modified; }
+	inline void setModified(bool v) { m_modified = v; }
 protected:
 	StringMap m_stringvars;
-
 };