--- deliantra/server/ext/schmorplog.ext	2010/04/11 04:52:07	1.25
+++ deliantra/server/ext/schmorplog.ext	2015/08/11 02:20:13	1.35
@@ -1,11 +1,20 @@
-#! perl # depends=irc mandatory
+#! perl # depends=irc depends=commands mandatory
 
 # statistics-package
 
 use Fcntl;
 use Coro::AIO;
 
-our $UPDATE_LOGINS = AE::idle sub {
+CONF EXPORT_RECENTLOG          = undef
+CONF EXPORT_RECENTLOG_INTERVAL = 300
+
+#############################################################################
+# stuffs
+
+our %PLAYERSEEN;
+
+# EV, because we call ->start
+our $UPDATE_LOGINS = EV::idle sub {
    $_[0]->stop;
 
    cf::async {
@@ -45,6 +54,7 @@
 cf::player->attach (
    on_login => sub {
       my ($pl) = @_;
+
       $pl->ob->kv_set (schmorplog_last_login => time);
 
       $pl->ob->kv_set (schmorplog_login_count =>
@@ -52,39 +62,42 @@
 
       $pl->ob->kv_set (schmorplog_client => $pl->ns->{who_version});
 
-      ext::irc::do_notice (sprintf "%s logged in", $pl->ob->name);
+      my $name = $pl->ob->name;
 
+      ext::irc::do_notice $name . " logged in";
+
+      undef $PLAYERSEEN{$name};
       $UPDATE_LOGINS->start;
 
-      warn "LOGIN: ", $pl->ob->name, " from ", $pl->ns->host;
+      cf::trace "LOGIN: ", $pl->ob->name, " from ", $pl->ns->host;
    },
    on_logout => sub {
       my ($pl, $cleanly) = @_;
       $pl->ob->kv_set (schmorplog_last_logout => time);
-      ext::irc::do_notice (sprintf "%s left", $pl->ob->name);
+      ext::irc::do_notice $pl->ob->name . " left";
 
       $UPDATE_LOGINS->start;
 
-      warn "LOGOUT: ", $pl->ob->name, " from ", $pl->ns->host, " ($cleanly)";
+      cf::trace "LOGOUT: ", $pl->ob->name, " from ", $pl->ns->host, " ($cleanly)";
    },
    on_birth => sub {
       my ($pl) = @_;
-      ext::irc::do_notice (sprintf "%s was just born", $pl->ob->name);
       $pl->ob->kv_set (schmorplog_birthdate => time);
+      ext::irc::do_notice $pl->ob->name . " was just born";
 
-      warn "BIRTH: ", $pl->ob->name, " from ", $pl->ns->host;
+      cf::trace "BIRTH: ", $pl->ob->name, " from ", $pl->ns->host;
    },
    on_quit => sub {
       my ($pl) = @_;
-      ext::irc::do_notice (sprintf "%s quit the game", $pl->ob->name);
+      ext::irc::do_notice $pl->ob->name . " quit the game";
 
-      warn "QUIT: ", $pl->ob->name, " from ", $pl->ns->host;
+      cf::trace "QUIT: ", $pl->ob->name, " from ", $pl->ns->host;
    },
    on_death => sub {
       my ($pl) = @_;
 
-      my $msg = $pl->expand_cfpod (sprintf "%s was killed by %s.", $pl->ob->name, $pl->killer_name);
-      ext::irc::do_notice ($msg);
+      my $msg = $pl->expand_cfpod ($pl->ob->name . " was killed by " . $pl->killer_name . ".");
+      ext::irc::do_notice $msg;
 
       ++$pl->ob->{stats_death}{$pl->killer_name};
 
@@ -163,8 +176,154 @@
    $msg =~ y/\x0a\x20-\x7f//cd;
    $msg =~ s/\s+$//;
 
-   warn sprintf "clientlog [%s/%s]: %s\n", $ns->host, $name, $msg;
+   cf::error sprintf "clientlog [%s/%s]: %s\n", $ns->host, $name, $msg;
 
    ()
 };
 
+#############################################################################
+# log max playercount every minute
+
+our $STATSDIR = "$LOCALDIR/maxplayers";
+
+mkdir $STATSDIR;
+
+our $WRITE_MAXPLAYERS = EV::periodic 0, 60, undef, sub {
+   my $now = AE::now;
+   my $cnt = scalar keys %PLAYERSEEN;
+   
+   %PLAYERSEEN = map +($_->ob->name => undef), grep $_->ns, cf::player::list;
+
+   my @time = gmtime $now;
+
+   my $path = sprintf "%s/%04d-%02d-%02d", $STATSDIR, $time[5] + 1900, $time[4] + 1, $time[3];
+   my $offs = $time [2] * 60 + $time [1];
+   
+   $cnt++;
+   $cnt = 254 if $cnt > 254;
+   $cnt = chr $cnt;
+
+   IO::AIO::aio_open $path, O_WRONLY | O_CREAT, 0666, sub {
+      my $fh = shift
+         or return;
+
+      # the truncate is 1440 extra syscalls, but saves 1439
+      # slow metadata updates.
+      IO::AIO::aio_truncate $fh, 1440, sub {
+         IO::AIO::aio_write $fh, $offs, 1, $cnt, 0, sub {
+            IO::AIO::aio_close $fh;
+         };
+      };
+   };
+};
+
+#############################################################################
+#  export recentlog
+
+our %RECENT;
+our $EXPORT_RECENTLOG_GRACE = 120;
+
+our $update_w;
+our %need_update;
+
+sub _update_login {
+   my ($login) = @_;
+
+   my $path = (cf::player::playerdir $login) . "/playerdata";
+
+   if (0 >= aio_load $path, my $data) {
+      delete $RECENT{$login};
+   } else {
+      local $_ = $data;
+
+      my $birthdate   = /^schmorplog_birthdate (\S+)$/m   ? $1 : undef;
+      my $login_count = /^schmorplog_login_count (\S+)$/m ? $1 : 0;
+      my $death_count = /^schmorplog_death_count (\S+)$/m ? $1 : 0;
+      my $last_save   = /^schmorplog_last_save (\S+)$/m   ? $1 : undef;
+      my $last_login  = /^schmorplog_last_login (\S+)$/m  ? $1 : undef;
+      my $last_logout = /^schmorplog_last_logout (\S+)$/m ? $1 : undef;
+      my $client      = /^schmorplog_client (.*)$/m       ? $1 : "?";
+      my $map         = /^map (.*)$/m                     ? $1 : "?";
+
+      return delete $RECENT{$login} unless $last_login;
+
+      $last_logout = $last_save if $last_save > $last_logout && $last_login > $last_logout && $last_save < $NOW - 10 * 60;
+      $last_logout = undef if $last_logout < $last_login;
+
+      return delete $RECENT{$login} unless $last_login > $NOW - 86400 * ($login_count * 7 + 10);
+
+#      next if $count < 3 && $login < $NOW - 86400*2;
+      $RECENT{$login} = [$login, $birthdate, $last_login, $login_count, $last_logout, $client, $death_count, $map];
+   }
+}
+
+sub _update {
+   cf::async_ext {
+      $Coro::current->nice (1);
+      $Coro::current->{desc} = "recentlog updater";
+
+      my $lock = cf::lock_acquire "export_recentlog";
+
+      my @logins = keys %need_update; %need_update = ();
+      undef $update_w;
+
+      Coro::AnyEvent::sleep $EXPORT_RECENTLOG_GRACE; # grace time to allow file-saves
+
+      my $t0 = EV::now;
+
+      _update_login $_
+         for @logins;
+
+      cf::get_slot 0.1, 0, "recentlog serialise";
+
+      my $NOW = $cf::NOW;
+
+      cf::replace_file $EXPORT_RECENTLOG, cf::encode_json {
+         version => 1,
+         date    => $NOW,
+         data    => [
+            sort { ($b->[4] || $NOW) <=> ($a->[4] || $NOW) }
+               values %RECENT
+         ],
+      } or warn "$EXPORT_RECENTLOG: $!";
+
+      cf::trace "recentlog updated (", EV::now - $t0, "s).\n";
+   };
+}
+
+sub update {
+   return unless defined $EXPORT_RECENTLOG;
+
+   $update_w ||= AE::timer $EXPORT_RECENTLOG_INTERVAL - $EXPORT_RECENTLOG_GRACE, 0, \&_update;
+}
+
+sub reload {
+   return unless defined $EXPORT_RECENTLOG;
+
+   my $lock = cf::lock_acquire "export_recentlog";
+
+   cf::async_ext {
+      $lock;
+
+      $Coro::current->{desc} = "recentlog reloader";
+
+      undef $need_update{$_}
+         for @{ +cf::player::list_logins };
+
+      _update;
+   };
+}
+
+cf::player->attach (
+   on_login  => sub { undef $need_update{$_[0]->ob->name}; update },
+   on_logout => sub { undef $need_update{$_[0]->ob->name}; update },
+   on_birth  => sub { undef $need_update{$_[0]->ob->name}; update },
+   on_death  => sub { undef $need_update{$_[0]->ob->name}; update },
+#   on_load   => sub { undef $need_update{$_[0]->ob->name}; update },
+   on_save   => sub { undef $need_update{$_[0]->ob->name}; update },
+);
+
+cf::post_init {
+   reload;
+};
+