Add script command getInventorySize.

This command allow read current max inventory size.

2 files changed, 20 insertions, 0 deletions

diff --git a/doc/script_commands.txt b/doc/script_commands.txt
index 5a9894217..5171d65f3 100644
--- a/doc/script_commands.txt
+++ b/doc/script_commands.txt
@@ -10303,5 +10303,14 @@ Maximum inventory size is MAX_INVENTORY.
 Minimum inventory size is FIXED_INVENTORY_SIZE.
 For supported clients it send inventory change packet. For old clients,
 this change is silent.
+Current max inventory size can be read by function getInventorySize().
+
+---------------------------------------
+
+*getInventorySize()
+
+Return current player max inventory size.
+This value always smaller or equal to MAX_INVENTORY.
+Size can be changed by group of functions expandInventory*
 
 ---------------------------------------
diff --git a/src/map/script.c b/src/map/script.c
index 8dadf6d57..3d3fba867 100644
--- a/src/map/script.c
+++ b/src/map/script.c
@@ -24894,6 +24894,16 @@ static BUILDIN(expandInventory)
 	return true;
 }
 
+// return current player inventory size
+static BUILDIN(getInventorySize)
+{
+	struct map_session_data *sd = script_rid2sd(st);
+	if (sd == NULL)
+		return false;
+	script_pushint(st, sd->status.inventorySize);
+	return true;
+}
+
 /**
  * Adds a built-in script function.
  *
@@ -25637,6 +25647,7 @@ static void script_parse_builtin(void)
 		BUILDIN_DEF(expandInventoryAck, "i?"),
 		BUILDIN_DEF(expandInventoryResult, "i"),
 		BUILDIN_DEF(expandInventory, "i"),
+		BUILDIN_DEF(getInventorySize, ""),
 	};
 	int i, len = ARRAYLENGTH(BUILDIN);
 	RECREATE(script->buildin, char *, script->buildin_count + len); // Pre-alloc to speed up