From 0f98b3ff434e87bb63ff4ac75ea78cf5e684c445 Mon Sep 17 00:00:00 2001
From: Marko Lindqvist <cazfi74@gmail.com>
Date: Sun, 11 Feb 2024 23:23:51 +0200
Subject: [PATCH 44/44] Add World Peace victory

See osdn #48664

Signed-off-by: Marko Lindqvist <cazfi74@gmail.com>
---
 common/fc_types.h |  3 ++-
 common/game.h     |  4 +++-
 server/settings.c |  7 +++++--
 server/srv_main.c | 35 ++++++++++++++++++++++++++++++++++-
 4 files changed, 44 insertions(+), 5 deletions(-)

diff --git a/common/fc_types.h b/common/fc_types.h
index 322e3c4b96..871550d858 100644
--- a/common/fc_types.h
+++ b/common/fc_types.h
@@ -1278,7 +1278,8 @@ enum victory_condition_type
 {
   VC_SPACERACE = 0,
   VC_ALLIED,
-  VC_CULTURE
+  VC_CULTURE,
+  VC_WORLDPEACE
 };
 
 enum environment_upset_type
diff --git a/common/game.h b/common/game.h
index df8ae0c7f2..22a2bdd8a1 100644
--- a/common/game.h
+++ b/common/game.h
@@ -754,7 +754,9 @@ static inline bool is_ruleset_compat_mode(void)
 /* Max number of recursive transports. */
 #define GAME_TRANSPORT_MAX_RECURSIVE 5
 
-/* ruleset settings */
+#define WORLD_PEACE_TURNS 20
+
+/* Ruleset settings */
 
 #define RS_MAX_VALUE                             1000000
 
diff --git a/server/settings.c b/server/settings.c
index a0287c9ee8..60ff1ad62d 100644
--- a/server/settings.c
+++ b/server/settings.c
@@ -376,9 +376,10 @@ static const struct sset_val_name *victory_conditions_name(int condition_bit)
   NAME_CASE(VC_SPACERACE, "SPACERACE", N_("Spacerace"));
   NAME_CASE(VC_ALLIED, "ALLIED", N_("Allied victory"));
   NAME_CASE(VC_CULTURE, "CULTURE", N_("Culture victory"));
+  NAME_CASE(VC_WORLDPEACE, "WORLDPEACE", N_("World Peace victory"));
   };
 
-  return NULL;
+  return nullptr;
 }
 
 /************************************************************************//**
@@ -2662,7 +2663,9 @@ static struct setting settings[] = {
                  "- \"Allied\" (ALLIED): After defeating enemies, all remaining "
                  "players are allied.\n"
                  "- \"Culture\" (CULTURE): Player meets ruleset defined cultural "
-                 "domination criteria.\n"),
+                 "domination criteria.\n"
+                 "- \"World Peace\" (WORLDPEACE): There's no wars in the world for "
+                 "the specified amount of turns.\n"),
               NULL, NULL, victory_conditions_name, GAME_DEFAULT_VICTORY_CONDITIONS)
 
   GEN_BOOL("endspaceship", game.server.endspaceship, SSET_RULES_FLEXIBLE,
diff --git a/server/srv_main.c b/server/srv_main.c
index 7edf693839..55fcec3a14 100644
--- a/server/srv_main.c
+++ b/server/srv_main.c
@@ -403,7 +403,7 @@ bool check_for_game_over(void)
   candidates = 0;
   defeated = 0;
   victor = NULL;
-  /* Do not use player_iterate_alive here - dead player must be counted as
+  /* Do not use player_iterate_alive() here - dead player must be counted as
    * defeated to end the game with a victory. */
   players_iterate(pplayer) {
     if (is_barbarian(pplayer)) {
@@ -521,6 +521,39 @@ bool check_for_game_over(void)
       }
     }
 
+    /* Check for World Peace victory. */
+    if (1 < candidates && victory_enabled(VC_WORLDPEACE)) {
+      if (game.info.turn - game.server.world_peace_start >= WORLD_PEACE_TURNS) {
+        bool first = TRUE;
+
+        astr_init(&str);
+
+        players_iterate_alive(pplayer) {
+          if (first) {
+            /* TRANS: Beginning of the winners list ("the French") */
+            astr_add(&str, Q_("?winners:the %s"),
+                     nation_plural_for_player(pplayer));
+            first = FALSE;
+          } else {
+            /* TRANS: Another entry in winners list (", the Tibetans") */
+            astr_add(&str, Q_("?winners:, the %s"),
+                     nation_plural_for_player(pplayer));
+          }
+
+          pplayer->is_winner = TRUE;
+
+        } players_iterate_alive_end;
+
+        notify_conn(game.est_connections, NULL, E_GAME_END, ftc_server,
+                    /* TRANS: There can be several winners listed */
+                    _("World Peace victory to %s."), astr_str(&str));
+        log_normal(_("World Peace victory to %s."), astr_str(&str));
+        astr_free(&str);
+
+        return TRUE;
+      }
+    }
+
     /* Check for single player victory. */
     if (1 == candidates && NULL != victor) {
       bool found = FALSE; /* We need at least one enemy defeated. */
-- 
2.43.0