# HG changeset patch
# User smatz <smatz@openttd.org>
# Date 1207321854 0
# Node ID d89ac2583e59332275c4d120699468fe161312ff
# Parent  eb3b487b80a466b4e75cd1fd136c0b1b31f0ccfc
(svn r12561) -Fix: do not affect town rating change by the order in which we examine stations

diff --git a/src/town_cmd.cpp b/src/town_cmd.cpp
--- a/src/town_cmd.cpp
+++ b/src/town_cmd.cpp
@@ -2261,16 +2261,23 @@
 			if (st->time_since_load <= 20 || st->time_since_unload <= 20) {
 				n++;
 				if (IsValidPlayer(st->owner)) {
-					t->ratings[st->owner] = min((int)RATING_MAXIMUM, t->ratings[st->owner] + RATING_STATION_UP_STEP);
+					int new_rating = t->ratings[st->owner] + RATING_STATION_UP_STEP;
+					t->ratings[st->owner] = min(new_rating, INT16_MAX); // do not let it overflow
 				}
 			} else {
 				if (IsValidPlayer(st->owner)) {
-					t->ratings[st->owner] = max((int)RATING_MINIMUM, t->ratings[st->owner] + RATING_STATION_DOWN_STEP);
+					int new_rating = t->ratings[st->owner] + RATING_STATION_DOWN_STEP;
+					t->ratings[st->owner] = max(new_rating, INT16_MIN);
 				}
 			}
 		}
 	}
 
+	/* clamp all ratings to valid values */
+	for (uint i = 0; i < MAX_PLAYERS; i++) {
+		t->ratings[i] = Clamp(t->ratings[i], RATING_MINIMUM, RATING_MAXIMUM);
+	}
+
 	ClrBit(t->flags12, TOWN_IS_FUNDED);
 	if (_patches.town_growth_rate == 0 && t->fund_buildings_months == 0) return;