Script: Add the ^class* system variable

CHANGELOG

@@ -26,6 +26,7 @@ Modding:
 * Added support for having more than 20 spells active
 * Added the ^angleto_… system variable returning the the direction to another entity
 * Added the ^caster* system variable to get the caster of the given spell or summoned entity
+* Added the ^class* system variable to get the class name of the given entity or spell
 * Added the ^hover system variable returning the entity under the mouse cursor
 * Added the ^onscreen* and ^offscreen* system variables to determine if an entity is shown on screen (feature request #1593)
 * Added the ^spell* system variable to get the ID of the newest active spell cast by the given entity

src/script/Script.cpp

@@ -994,6 +994,16 @@ ValueType getSystemVar(const script::Context & context, std::string_view name,
 				return TYPE_TEXT;
 			}
 
+			if(name == "^class") {
+				txtcontent = context.getEntity() ? context.getEntity()->className() : "";
+				return TYPE_TEXT;
+			}
+
+			if(name == "^class" || boost::starts_with(name, "^class_")) {
+				txtcontent = EntityId(name.substr(7)).className();
+				return TYPE_TEXT;
+			}
+
 			break;
 		}