(svn r17804) -Codechange: move the CargoPacket 'invalidation' when stations get removed to CargoPacket.

src/cargopacket.cpp

@@ -62,6 +62,18 @@ CargoPacket::CargoPacket(uint16 count, byte days_in_transit, Money feeder_share,
 	}
 }
 
+/**
+ * Invalidates (sets source to INVALID_STATION) all cargo packets from given station
+ * @param sid the station that gets removed
+ */
+/* static */ void CargoPacket::InvalidateAllFrom(StationID sid)
+{
+	CargoPacket *cp;
+	FOR_ALL_CARGOPACKETS(cp) {
+		if (cp->source == sid) cp->source_id = INVALID_SOURCE;
+	}
+}
+
 /*
  *
  * Cargo list implementation

src/cargopacket.h

@@ -116,6 +116,7 @@ public:
 
 
 	static void InvalidateAllFrom(SourceType src_type, SourceID src);
+	static void InvalidateAllFrom(StationID sid);
 };
 
 /**

src/station.cpp

@@ -97,11 +97,7 @@ Station::~Station()
 		this->goods[c].cargo.Truncate(0);
 	}
 
-	CargoPacket *cp;
-	FOR_ALL_CARGOPACKETS(cp) {
-		/* Don't allow cargo packets with invalid source station */
-		if (cp->source == this->index) cp->source = INVALID_STATION;
-	}
+	CargoPacket::InvalidateAllFrom(this->index);
 }