--- a/agent.pl	Sat Nov 01 05:05:15 2008 +0800
+++ b/agent.pl	Sat Nov 01 05:09:02 2008 +0800
@@ -117,6 +117,11 @@
     return (defined($self->{'ikariam'}->{research}->{1040}) ?  1 : 0);
 }
 
+sub is_greekfire_researched {
+    my ($self) = @_;
+    return (defined($self->{'ikariam'}->{research}->{1060}) ?  1 : 0);
+}
+
 sub is_wealth_researched {
     my ($self) = @_;
     return (defined($self->{'ikariam'}->{research}->{2030}) ?  1 : 0);
@@ -142,6 +147,11 @@
     return (defined($self->{'ikariam'}->{research}->{3040}) ?  1 : 0);
 }
 
+sub is_culturalexchange_researched {
+    my ($self) = @_;
+    return (defined($self->{'ikariam'}->{research}->{3060}) ?  1 : 0);
+}
+
 sub is_professionalarmy_researched {
     my ($self) = @_;
     return (defined($self->{'ikariam'}->{research}->{4030}) ?  1 : 0);
@@ -152,10 +162,6 @@
     return (defined($self->{'ikariam'}->{research}->{4010}) ?  1 : 0);
 }
 
-sub is_greekfire_researched {
-    my ($self) = @_;
-    return (defined($self->{'ikariam'}->{research}->{6077}) ?  1 : 0);
-}
 
 sub is_barracks_level_enough {
     my ($self, $city) = @_;

--- a/overall.yaml	Sat Nov 01 05:05:15 2008 +0800
+++ b/overall.yaml	Sat Nov 01 05:09:02 2008 +0800
@@ -28,5 +28,9 @@
      # 希臘火, 建造噴火船
      - is_greekfire_researched:
         0: research_seafaring
+     # 文化交流, 建造博物館
+     - is_culturalexchange_researched:
+        0: research_knowledge
+        
    1: run_defence
    # we are being attacked!!!!!!!!!!!!!

--- a/warfare.pl	Sat Nov 01 05:05:15 2008 +0800
+++ b/warfare.pl	Sat Nov 01 05:09:02 2008 +0800
@@ -60,12 +60,16 @@
 
 sub locateVictim {
     my ($self, $city, $x, $y, $tradegood) = @_;
+
+    my $user = Ikariam::User->search('name' => $::user);
+
     my @cities = Ikariam::Cities->search_sheeps(($x + 6), ($x - 6), ($y + 6), ($y - 6));
-
     foreach my $city (@cities) {
         my $sheep = $city->user;
         my $island = $city->island;
 
+        # we don't fight with members in same ally.
+        next if($sheep->allyId == $user->allyId);
         # we fight for island which ownes differnet trade goods.
         next if($island->tradegood == $tradegood);
         # Ignore the user in vacation which we can not attack.