You can now attach a string to coins using cable coil (remove with wirecutters). With a string attached you have a chance to recover the coin when buying an item from a vending machine that requires a coin.

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@2212 316c924e-a436-60f5-8080-3fe189b3f50e

code/modules/mining/ores_materials_coins.dm

@@ -98,6 +98,7 @@
 	force = 0.0
 	throwforce = 0.0
 	w_class = 1.0
+	var/string_attached
 
 /obj/item/weapon/coin/New()
 	pixel_x = rand(0,16)-8
@@ -135,6 +136,34 @@
 	name = "Adamantine coin"
 	icon_state = "coin_adamantine"
 
+/obj/item/weapon/coin/attackby(obj/item/weapon/W as obj, mob/user as mob)
+	if(istype(W,/obj/item/weapon/cable_coil) )
+		var/obj/item/weapon/cable_coil/CC = W
+		if(string_attached)
+			user << "\blue There already is a string attached to this coin."
+			return
+
+		if(CC.amount <= 0)
+			user << "\blue This cable coil appears to be empty."
+			del(CC)
+			return
+
+		overlays += image('items.dmi',"coin_string_overlay")
+		string_attached = 1
+		user << "\blue You attach a string to the coin."
+		CC.use(1)
+	else if(istype(W,/obj/item/weapon/wirecutters) )
+		if(!string_attached)
+			..()
+			return
+
+		var/obj/item/weapon/cable_coil/CC = new/obj/item/weapon/cable_coil(user.loc)
+		CC.amount = 1
+		CC.updateicon()
+		overlays = list()
+		string_attached = null
+		user << "\blue You detach the string from the coin."
+	else ..()
 
 /******************************Materials****************************/