--- a/Ikariam.pm	Fri Oct 10 05:15:40 2008 +0800
+++ b/Ikariam.pm	Fri Oct 10 05:24:04 2008 +0800
@@ -265,6 +265,10 @@
         my ($elem) = $html->getElementsByAttribute("class", "city");
         $self->{'cities'}->{$cityId}->{name} = $elem->innerText();
 
+        my ($elem) = $html->getElementsByAttribute("class", 'constructionSite');
+        $self->{'cities'}->{$cityId}->{construction} = 0;
+        $self->{'cities'}->{$cityId}->{construction} = 1 if(defined($elem));
+
         # check goods
         foreach my $good (qw/wood wine marble crystal sulfur/) {
             my ($elem) = $html->getElementsByAttribute("id", "value_" . $good);

--- a/inference.pl	Fri Oct 10 05:15:40 2008 +0800
+++ b/inference.pl	Fri Oct 10 05:24:04 2008 +0800
@@ -47,12 +47,25 @@
 
     # 城鎮跟圍牆
     if($cities->{$cityId}->{buildings}->{wall} < $cities->{$cityId}->{buildings}->{townHall}) {
-        Warn($cityId, sprintf("Wall level (%d) is lower then twon hall (%d)!",
+        Warn($cityId, sprintf("Wall level (%d) is lower then town hall (%d)!",
                 $cities->{$cityId}->{buildings}->{wall},
                 $cities->{$cityId}->{buildings}->{townHall}
             ));
     }
+}
 
+sub rule_space
+{
+    my $cityId = shift;
+
+    if($cities->{$cityId}->{space}->{total} == $cities->{$cityId}->{space}->{occupied})
+    {
+        Warn($cityId, sprintf("your space is full, upgraded the hall")) if($cities->{$cityId}->{construction} != 1)
+    }
+}
+
+sub rule_engagement
+{
 }
 
 # 貪腐
@@ -67,7 +80,7 @@
 
 # space
 # Checking rules
-foreach my $procedure (qw/rule_happiness rule_corruption rule_building rule_resource/) {
+foreach my $procedure (qw/rule_happiness rule_corruption rule_building rule_space rule_resource/) {
     foreach my $id (keys(%$cities)) {
         eval(sprintf("%s(%s);", $procedure, $id));
     }