server/ext/login.ext

#! perl # mandatory

# login handling

use Fcntl;
use Coro::AIO;

our $MAX_DISCONNECT_TIME = $cf::CFG{max_disconnect_time} || 3600;

# paranoia function to overwrite a string-in-place
sub nuke_str {
   substr $_[0], 0, (length $_[0]), "x" x length $_[0]
}

sub query {
   my ($ns, $flags, $text) = @_;

   my $current = $Coro::current;
   $ns->query ($flags, $text, sub { $current->ready; $current = $_[0] });
   Coro::schedule while ref $current;

   $current
}

sub can_cleanup {
   my ($pl, $mtime) = @_;

   my $age = time - $mtime;
   my $level = $pl->ob->level;

   ($level <= 3 && $age > 7 * 86400)            # 7 days for level 0..3
   || ($level <= 9 && $age > 90 * 86400)        # 3 months for level 4..9
   || ($level <= 20 && $age > 180 * 86400)      # 6 months for level 10..20
   || $age > 700 * 86400                        # 2 years for everybody else
}

sub check_playing {
   my ($ns, $user) = @_;

   return unless cf::player::find_active $user;

   $ns->send_drawinfo (
      "That player is already logged in on this server. "
    . "If you want to create a new player, choose another name. "
    . "If you have already a registered, make sure nobody "
    . "else is using your account at this time. If you lost your connection "
    . "then the server will likely timeout within a minute. If you still "
    . "cannot log-in after a minute, you are still logged in. Make sure "
    . "you do not have another client running. If you use windows, reboot, "
    . "this will fix anything.",
      cf::NDI_RED
   );

   1
}

sub safe_spot($) {
   my ($pl) = @_;
   
   my $ob = $pl->ob;

   my $m = $ob->map
      or return;
   my $x = $ob->x;
   my $y = $ob->y;

#   return 0;#d#
#   warn join ":", $m->at ($x, $y);#d#
#   warn "FOO$m { ".scalar ($m->at ($x, $y))." }\n";
#   return 0;

   scalar grep $_->type == cf::SAVEBED, $m->at ($x, $y)
}

sub enter_map {
   my ($pl) = @_;

   warn $pl->ob->name, ": enter map 1\n";#d#
   my $ob = $pl->ob;

   my ($map, $x, $y)
      = $ob->{_link_pos}
        ? @{delete $ob->{_link_pos}}
        : ($pl->maplevel, $ob->x, $ob->y);

   warn $pl->ob->name, ": enter map 2\n";#d#
   $ob->enter_link;
   warn $pl->ob->name, ": enter map 3\n";#d#

   my $m = cf::map::find $map;
   my $time = delete $pl->{unclean_save};
   warn $pl->ob->name, ": enter map 4\n";#d#

   if ($time && $m) {
      if ($time < $m->{instantiate_time}) {
         # the map was reset in the meantime
         my $age = $cf::RUNTIME - $time;

         warn $ob->name, " map reset after logout, logout age $age (>= $MAX_DISCONNECT_TIME)\n";#d#

         if ($age >= $MAX_DISCONNECT_TIME) {
            $ob->message (
               "You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
             . "Unfortunately, nobody was near to help you when the monsters arrived to eat you. "
             . "Maybe you can find comfort in the thought that your body was quite satisfying in taste... "
             . "H<You disconnected too long without having used a savebed.>",
               cf::NDI_RED
            );
            # kill them.
            # reminds me of the famous badness 10000 syndrome...
            $ob->stats->hp (-10000); #] if they survive this they deserved to live
            my $killer = cf::arch::get "killer_login"; $pl->killer ($killer); $killer->destroy;
         } else {
            ($map, $x, $y) = $pl->savebed;

            $ob->message (
               "You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
             . "Fortunately, some friendly dwellers found you, checked your passport, and brought you to safety. "
             . "Better use a savebed next time, much worse things could have happened... "
             . "H<You disconnected without having used a savebed. When you do that for too long, you might die.>",
               cf::NDI_RED
            );
         }
      } else {
         $ob->message (
            "You didn't use a bed to reality to leave this realm. This is very dangerous, "
          . "as lots of things could happen when you leave by other means, such as cave-ins, "
          . "or monsters suddenly snapping your body. Better use a savebed next time. "
          . "H<Always apply a bed of reality to disconnect from the server.>",
            cf::NDI_RED
         );
      }
   }

   warn $pl->ob->name, ": enter map 5\n";#d#
   #$ob->goto ($map, $x, $y);
   $ob->goto ($map, $x, $y, sub {
      warn $pl->ob->name, ": enter map check\n";#d#
      $_[0]
   }, sub {
      warn $pl->ob->name, ": enter map done\n";#d#
   });
   warn $pl->ob->name, ": enter map 6\n";#d#

}

# delete a player directory, be non-blocking AND synchronous...
# (thats hard, so we crap out and fork).
sub nuke_playerdir {
   my ($user) = @_;

   my $temp = "$PLAYERDIR/~$Coro::current~deleting~";

   cf::fork_call {
      rename "$PLAYERDIR/$user", $temp;
      system "rm", "-rf", $temp;
   };
}

cf::client->attach (on_addme => sub {
   my ($ns) = @_;

   if (!$ns->facecache)
     {
       $ns->send_drawinfo (<<EOF, cf::NDI_RED);


***
*** WARNING:
*** Your client does not support face/image caching,
*** or it has been disabled. Face caching is mandatory
*** so please enable it or use a newer client.
***
*** Look at your client preferences:
***
*** deliantra: all known versions automatically enable the facecache.
*** cfclient: use the -cache commandline option.
*** cfclient: map will not redraw automatically (bug).
*** gcfclient: use -cache commandline option, or enable
*** gcfclient: Client => Configure => Map & Image => Cache Images.
*** jcrossclient: your client is broken, use deliantra or gcfclient.
***
***
EOF
      if ($ns->version =~ /jcrossclient/) {
         # let them, for now
      } else {
        $ns->flush;
        return $ns->destroy;
      }

      # $ns->facecache = true;
   }

   if ($ns->mapmode < cf::Map1aCmd) {
      $ns->send_drawinfo (<<EOF, cf::NDI_RED);


***
*** WARNING:
*** Your client is too old. Please upgrade to a newer version.
EOF

      $ns->flush;
      return $ns->destroy;
   }

   $ns->pl and return $ns->destroy;

   $ns->async (sub {
      $Coro::current->{desc} = "addme init";

      my ($user, $pass);

      $ns->send_packet ("addme_success");

      for (;;) {
         $ns->send_drawinfo (
            "Please enter your username now. If you are a new user, "
          . "make one up that describes your character best. "
          . "Only letters and digits are allowed, though.",
            cf::NDI_BLUE
         );

         # read username
         while () {
            $user = query $ns, 0, "What is your name? (login names are case-sensitive)\n:";

            if ($cf::LOGIN_LOCK{$user}) {
               $ns->send_drawinfo (
                  "That username is currently used in another login session. "
                . "Chose another, or wait till the other session has ended.",
                  cf::NDI_RED
               );
            } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}\z/) {
               last;
            } else {
               $ns->send_drawinfo (
                  "Your username contains illegal characters "
                . "(only a-z, A-Z and 0-9 are allowed), "
                . "or is not between 3 and 18 characters in length.",
                  cf::NDI_RED
               );
            }
            Coro::Timer::sleep 0.4;
         }

         check_playing $ns, $user and next;

         $Coro::current->{desc} = "addme($user) pass";

         $ns->send_drawinfo (
            "Welcome $user, please enter your password now. "
          . "New users should now choose a password. "
          . "Anything your client lets you enter is fine.",
            cf::NDI_BLUE
         );

         # read password
         while () {
            $pass = query $ns, cf::CS_QUERY_HIDEINPUT, "What is your password?\n:";
            last if $pass =~ /.../;
            $ns->send_drawinfo (
               "Try to use at least three characters as your password please, "
             . "that cannot be too much to ask for :)",
               cf::NDI_RED
            );
            Coro::Timer::sleep 0.4;
         }

         # lock this username for the remainder of this login session
         if ($cf::LOGIN_LOCK{$user}) {
            $ns->send_drawinfo (
               "That username is currently used in another login session. "
             . "Chose another, or wait till the other session has ended.",
               cf::NDI_RED
            );
            next;
         }
         local $cf::LOGIN_LOCK{$user} = 1;

         check_playing $ns, $user and next;

         $Coro::current->{desc} = "addme($user) check";

         # try to read the user file and check the password
         if (my $pl = cf::player::find $user) {
            aio_stat $pl->path and next;
            my $mtime = (stat _)[9];
            my $hash = $pl->password;

            if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) {
               nuke_str $pass;
               # password matches, wonderful
               my $pl = cf::player::find $user or next;
               $pl->connect ($ns);
               $pl->ob->flag (cf::FLAG_DEBUG, 1);#d# temp
               enter_map $pl;
               last;
            } elsif (can_cleanup $pl, $mtime) {
               Coro::Timer::sleep 1;

               $ns->send_drawinfo (
                  "Player exists, but password does not match. If this is your account, "
                . "please try again. If not, you can now decide to take over this account "
                . "because it has not been in-use for some time.",
                  cf::NDI_RED
               );

               #TODO: nuke_str
               (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/
                  or next;

               # check if the file hasn't changed
               aio_stat cf::player::path $user and next;
               $mtime == (stat _)[9] or next;

               $pl->quit_character;

               # fall through to creation
            } else {
               nuke_str $pass;

               Coro::Timer::sleep 1;

               $ns->send_drawinfo (
                  "Wrong username or password. Please try again "
                . "(check for Numlock and other semi-obvious error sources).",
                  cf::NDI_RED
               );
               next;
            }
         } else {
            # unable to load the playerfile:
            # check wether the player dir exists, which means the file is corrupted or
            # something very similar.
            if (!aio_stat cf::player::playerdir $user) {
               $ns->send_drawinfo (
                  "Unable to retrieve this player. It might be a locked or broken account. "
                . "If this is your account, ask a dungeon master for assistance. "
                . "Otherwise choose a different login name.",
                  cf::NDI_RED
               );
               next;
            }
         }

         # the rest of this function is character creation
         $Coro::current->{desc} = "addme($user) chargen";

         # just to make sure nothing is left over
         nuke_playerdir $user;

         my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again.";

         if ($pass2 ne $pass) {
            nuke_str $pass;
            nuke_str $pass2;
            $ns->send_drawinfo (
               "The passwords do not match, please try again.",
               cf::NDI_RED
            );
            Coro::Timer::sleep 0.5;
            next;
         }

         nuke_str $pass2;

         my $pl = cf::player::new $user;
         $pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]);
         nuke_str $pass;
         $pl->connect ($ns);
         my $ob = $pl->ob;

         $ob->goto ($pl->maplevel, $ob->x, $ob->y);

         while () {
            $ob->update_stats;
            $pl->save_stats;

            my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
                         "[y] to roll new stats [n] to use stats\n[1-7] [1-7] to swap stats.\nRoll again (y/n/1-7)?";

            if ($res =~ /^[Nn]/) {
               last;
            } elsif ($res > 0 && $res <= 7) {
               my $swap = query $ns, cf::CS_QUERY_SINGLECHAR, "Swap stat with (will not roll new stats) [1-7]?";

               if ($swap > 0 && $swap <= 7) {
                  $ob->swap_stats ($res - 1, $swap - 1);
               }
            } else {
               $ob->roll_stats;
            }

            Coro::Timer::sleep 0.05;
         }

         $ob->set_animation (2);
         $ob->add_statbonus;

         while () {
            $ns->send_msg ("chargen-race-title", ucfirst $pl->title, -1);
            my $msg = $ob->msg;
            $msg =~ s/(?<=\S)\n(?=\S)/ /g;
            $ns->send_msg ("chargen-race-description", $msg, cf::NDI_BLUE);

            my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
                         "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n";

            last if $res =~ /[dD]/;

            $pl->chargen_race_next;
            Coro::Timer::sleep 0.2;
         }

         # create the playerdir, if necessary, as chargen_race_done did it before
         # presumably because of unique maps
         aio_mkdir playerdir $pl, 0770;
         $pl->chargen_race_done;

         while () {
            my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
                         "Now choose a gender.\nPress 'f' to become female, and 'm' to become male.\n";

            if ($res =~ /^[fF]/) {
               $pl->gender (1);
               last;
            } elsif ($res =~ /^[mM]/) {
               $pl->gender (0);
               last;
            }
            Coro::Timer::sleep 0.2;
         }

         $ob->reply (undef, "Welcome to Deliantra!");

         delete $pl->{deny_save};

         last;
      }
   });
});

cf::register_command quit => sub {
   my ($ob, $arg) = @_;

   $ob->reply (undef,
               "Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. "
               . "If you are sure you want to do this, then use the quit_character command instead of quit.",
               cf::NDI_UNIQUE | cf::NDI_RED);
};

cf::register_command quit_character => sub {
   my ($ob, $arg) = @_;

   my $pl = $ob->contr;

   $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub {
      if ($_[0] !~ /^[yY]/) {
         $ob->reply (undef,
                     "Ok, not not quitting then.",
                     cf::NDI_UNIQUE | cf::NDI_RED);
      } else {
         $ob->reply (undef,
                     "Ok, quitting, hope to see you again.",
                     cf::NDI_UNIQUE | cf::NDI_RED);
         $pl->ns->flush;
         cf::async { $pl->quit_character };
      }
   });
};

cf::object->attach (
   type     => cf::SAVEBED,
   on_apply => sub {
      my ($bed, $ob) = @_;

      return cf::override 0 unless $ob->type == cf::PLAYER;

      my $pl = $ob->contr;

      # update respawn position
      $pl->savebed ($bed->map->path, $bed->x, $bed->y);
      cf::async { $pl->save };

      my $killer = cf::arch::get "killer_logout"; $pl->killer ($killer); $killer->destroy;
      $ob->check_score;

      $ob->reply (undef, "In the future, you will wake up here when you die.");

      $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub {
         if ($_[0] !~ /^[yY]/) {
            $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1);
            $pl->deactivate;
            $pl->ns->destroy;
         } else {
            cf::async { $pl->save };
         }
      });
   },
);

cf::player->attach (
   on_login  => sub {
      my ($pl) = @_;
      my $name = $pl->ob->name;

      $_->ob->message ("$name has entered the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
   },
   on_logout => sub {
      my ($pl, $cleanly) = @_;
      my $name = $pl->ob->name;

      if ($cleanly) {
         $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
      } else {
         $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
         $pl->{unclean_save} = $cf::RUNTIME
            unless safe_spot $pl;
      }
   },
);

#############################################################################

our $SCHEDULE_INTERVAL  = $cf::CFG{player_schedule_interval} || 10; # time the player scheduler sleeps between runs
our $SAVE_TIMEOUT       = $cf::CFG{player_save_interval}     || 20; # save players every n seconds

our $SCHEDULER = cf::async_ext {
   $Coro::current->{desc} = "player scheduler";

   while () {
      Coro::EV::timer_once $SCHEDULE_INTERVAL;

      # this weird form of iteration over values is used because
      # the hash changes underneath us frequently, and for
      # keeps a direct reference to the value without (in 5.8 perls)
      # keeping a reference, so this is prone to crashes or worse.
      my @players = keys %cf::PLAYER;
      for (@players) {
         my $pl = $cf::PLAYER{$_}
            or next;
         $pl->valid or next;

         eval {
            if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) {
               $pl->save;

               unless ($pl->active || $pl->ns) {
                  # check refcounts, this is tricky and needs to be adjusted to fit server internals
                  my $ob = $pl->ob;

                  my $pl_ref = $pl->refcnt_cnt;
                  my $ob_ref = $ob->refcnt_cnt;

                  ## pl_ref == $pl + ob->contr   + %cf::PLAYER
                  ## ob_ref == $ob + pl->observe + simply being an object
                  if ($pl_ref == 3 && $ob_ref == 3) {
                     warn "player-scheduler destroy ", $ob->name;#d#

                     # remove from sight and get fresh "copies"
                     $pl = delete $cf::PLAYER{$ob->name};
                     $ob = $pl->ob;

                     $pl->destroy; # destroys $ob
                  } else {
                     my $a_ = $pl->refcnt;#d#
                     my $b_ = $ob->refcnt;#d#

                     warn "player-scheduler refcnt ", $ob->name, " pl $pl_ref/3 ob $ob_ref/3 (C pl $a_/1 ob $b_/2)\n";#d#
                  }
               }
            }
         };
         warn $@ if $@;
         cf::cede_to_tick;
      };
   }
};

$SCHEDULER->prio (1);

Revision:	1.90
Committed:	Tue Sep 16 16:03:02 2008 UTC (15 years, 8 months ago) by root
Branch:	MAIN
Changes since 1.89:	+1 -0 lines
Log Message:	instrument login problem
#	User	Rev	Content
1	root	1.53	#! perl # mandatory
2	root	1.1
3			# login handling
4
5			use Fcntl;
6			use Coro::AIO;
7	root	1.53
8	root	1.64	our $MAX_DISCONNECT_TIME = $cf::CFG{max_disconnect_time} \|\| 3600;
9
10	root	1.9	# paranoia function to overwrite a string-in-place
11			sub nuke_str {
12			substr $_[0], 0, (length $_[0]), "x" x length $_[0]
13			}
14	root	1.1
15			sub query {
16			my ($ns, $flags, $text) = @_;
17
18			my $current = $Coro::current;
19	root	1.38	$ns->query ($flags, $text, sub { $current->ready; $current = $_[0] });
20	root	1.1	Coro::schedule while ref $current;
21
22			$current
23			}
24
25			sub can_cleanup {
26	root	1.19	my ($pl, $mtime) = @_;
27	root	1.1
28			my $age = time - $mtime;
29	root	1.19	my $level = $pl->ob->level;
30	root	1.1
31			($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3
32			\|\| ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9
33			\|\| ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20
34			\|\| $age > 700 * 86400 # 2 years for everybody else
35			}
36
37			sub check_playing {
38			my ($ns, $user) = @_;
39
40	root	1.11	return unless cf::player::find_active $user;
41	root	1.1
42			$ns->send_drawinfo (
43			"That player is already logged in on this server. "
44			. "If you want to create a new player, choose another name. "
45	root	1.59	. "If you have already a registered, make sure nobody "
46			. "else is using your account at this time. If you lost your connection "
47	root	1.1	. "then the server will likely timeout within a minute. If you still "
48			. "cannot log-in after a minute, you are still logged in. Make sure "
49			. "you do not have another client running. If you use windows, reboot, "
50			. "this will fix anything.",
51			cf::NDI_RED
52			);
53
54			1
55			}
56
57	root	1.79	sub safe_spot($) {
58			my ($pl) = @_;
59
60			my $ob = $pl->ob;
61	root	1.76
62	root	1.79	my $m = $ob->map
63			or return;
64			my $x = $ob->x;
65			my $y = $ob->y;
66
67			# return 0;#d#
68			# warn join ":", $m->at ($x, $y);#d#
69			# warn "FOO$m { ".scalar ($m->at ($x, $y))." }\n";
70			# return 0;
71	root	1.78
72	root	1.76	scalar grep $_->type == cf::SAVEBED, $m->at ($x, $y)
73			}
74
75	root	1.48	sub enter_map {
76	root	1.11	my ($pl) = @_;
77
78	root	1.88	warn $pl->ob->name, ": enter map 1\n";#d#
79	root	1.62	my $ob = $pl->ob;
80
81	root	1.48	my ($map, $x, $y)
82	root	1.62	= $ob->{_link_pos}
83			? @{delete $ob->{_link_pos}}
84			: ($pl->maplevel, $ob->x, $ob->y);
85	root	1.48
86	root	1.88	warn $pl->ob->name, ": enter map 2\n";#d#
87	root	1.62	$ob->enter_link;
88	root	1.88	warn $pl->ob->name, ": enter map 3\n";#d#
89	root	1.48
90	root	1.77	my $m = cf::map::find $map;
91			my $time = delete $pl->{unclean_save};
92	root	1.88	warn $pl->ob->name, ": enter map 4\n";#d#
93	root	1.77
94	root	1.79	if ($time && $m) {
95	root	1.77	if ($time < $m->{instantiate_time}) {
96			# the map was reset in the meantime
97			my $age = $cf::RUNTIME - $time;
98
99			warn $ob->name, " map reset after logout, logout age $age (>= $MAX_DISCONNECT_TIME)\n";#d#
100
101			if ($age >= $MAX_DISCONNECT_TIME) {
102			$ob->message (
103			"You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
104			. "Unfortunately, nobody was near to help you when the monsters arrived to eat you. "
105			. "Maybe you can find comfort in the thought that your body was quite satisfying in taste... "
106			. "H<You disconnected too long without having used a savebed.>",
107			cf::NDI_RED
108			);
109			# kill them.
110			# reminds me of the famous badness 10000 syndrome...
111			$ob->stats->hp (-10000); #] if they survive this they deserved to live
112	root	1.86	my $killer = cf::arch::get "killer_login"; $pl->killer ($killer); $killer->destroy;
113	root	1.48	} else {
114	root	1.81	($map, $x, $y) = $pl->savebed;
115
116	root	1.64	$ob->message (
117	root	1.77	"You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
118			. "Fortunately, some friendly dwellers found you, checked your passport, and brought you to safety. "
119			. "Better use a savebed next time, much worse things could have happened... "
120			. "H<You disconnected without having used a savebed. When you do that for too long, you might die.>",
121	root	1.48	cf::NDI_RED
122			);
123			}
124	root	1.77	} else {
125			$ob->message (
126			"You didn't use a bed to reality to leave this realm. This is very dangerous, "
127			. "as lots of things could happen when you leave by other means, such as cave-ins, "
128			. "or monsters suddenly snapping your body. Better use a savebed next time. "
129			. "H<Always apply a bed of reality to disconnect from the server.>",
130			cf::NDI_RED
131			);
132	root	1.48	}
133	root	1.11	}
134	root	1.48
135	root	1.88	warn $pl->ob->name, ": enter map 5\n";#d#
136			#$ob->goto ($map, $x, $y);
137			$ob->goto ($map, $x, $y, sub {
138			warn $pl->ob->name, ": enter map check\n";#d#
139			$_[0]
140			}, sub {
141			warn $pl->ob->name, ": enter map done\n";#d#
142			});
143			warn $pl->ob->name, ": enter map 6\n";#d#
144
145	root	1.11	}
146
147	root	1.1	# delete a player directory, be non-blocking AND synchronous...
148			# (thats hard, so we crap out and fork).
149			sub nuke_playerdir {
150			my ($user) = @_;
151
152	root	1.71	my $temp = "$PLAYERDIR/~$Coro::current~deleting~";
153
154			cf::fork_call {
155			rename "$PLAYERDIR/$user", $temp;
156			system "rm", "-rf", $temp;
157			};
158	root	1.1	}
159
160	root	1.60	cf::client->attach (on_addme => sub {
161	root	1.1	my ($ns) = @_;
162
163	root	1.60	if (!$ns->facecache)
164			{
165			$ns->send_drawinfo (<<EOF, cf::NDI_RED);
166	root	1.32
167
168			***
169			*** WARNING:
170			*** Your client does not support face/image caching,
171			*** or it has been disabled. Face caching is mandatory
172			*** so please enable it or use a newer client.
173			***
174			*** Look at your client preferences:
175			***
176	root	1.79	*** deliantra: all known versions automatically enable the facecache.
177	root	1.32	*** cfclient: use the -cache commandline option.
178			*** cfclient: map will not redraw automatically (bug).
179			*** gcfclient: use -cache commandline option, or enable
180	root	1.70	*** gcfclient: Client => Configure => Map & Image => Cache Images.
181	root	1.79	*** jcrossclient: your client is broken, use deliantra or gcfclient.
182	root	1.32	***
183			***
184			EOF
185			if ($ns->version =~ /jcrossclient/) {
186			# let them, for now
187			} else {
188			$ns->flush;
189			return $ns->destroy;
190			}
191
192			# $ns->facecache = true;
193	root	1.33	}
194
195			if ($ns->mapmode < cf::Map1aCmd) {
196			$ns->send_drawinfo (<<EOF, cf::NDI_RED);
197
198
199			***
200			*** WARNING:
201			*** Your client is too old. Please upgrade to a newer version.
202			EOF
203
204			$ns->flush;
205			return $ns->destroy;
206			}
207	root	1.32
208			$ns->pl and return $ns->destroy;
209	root	1.1
210	root	1.10	$ns->async (sub {
211	root	1.72	$Coro::current->{desc} = "addme init";
212
213	root	1.1	my ($user, $pass);
214
215			$ns->send_packet ("addme_success");
216
217			for (;;) {
218			$ns->send_drawinfo (
219			"Please enter your username now. If you are a new user, "
220			. "make one up that describes your character best. "
221			. "Only letters and digits are allowed, though.",
222			cf::NDI_BLUE
223			);
224
225			# read username
226			while () {
227	root	1.89	$user = query $ns, 0, "What is your name? (login names are case-sensitive)\n:";
228	root	1.3
229			if ($cf::LOGIN_LOCK{$user}) {
230			$ns->send_drawinfo (
231			"That username is currently used in another login session. "
232			. "Chose another, or wait till the other session has ended.",
233			cf::NDI_RED
234			);
235	root	1.30	} elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}\z/) {
236	root	1.3	last;
237			} else {
238			$ns->send_drawinfo (
239			"Your username contains illegal characters "
240			. "(only a-z, A-Z and 0-9 are allowed), "
241			. "or is not between 3 and 18 characters in length.",
242			cf::NDI_RED
243			);
244			}
245	root	1.61	Coro::Timer::sleep 0.4;
246	root	1.1	}
247
248			check_playing $ns, $user and next;
249
250	root	1.72	$Coro::current->{desc} = "addme($user) pass";
251
252	root	1.1	$ns->send_drawinfo (
253			"Welcome $user, please enter your password now. "
254			. "New users should now choose a password. "
255			. "Anything your client lets you enter is fine.",
256			cf::NDI_BLUE
257			);
258
259			# read password
260			while () {
261			$pass = query $ns, cf::CS_QUERY_HIDEINPUT, "What is your password?\n:";
262			last if $pass =~ /.../;
263			$ns->send_drawinfo (
264			"Try to use at least three characters as your password please, "
265			. "that cannot be too much to ask for :)",
266			cf::NDI_RED
267			);
268	root	1.61	Coro::Timer::sleep 0.4;
269	root	1.1	}
270
271	root	1.3	# lock this username for the remainder of this login session
272			if ($cf::LOGIN_LOCK{$user}) {
273			$ns->send_drawinfo (
274			"That username is currently used in another login session. "
275			. "Chose another, or wait till the other session has ended.",
276			cf::NDI_RED
277			);
278			next;
279			}
280			local $cf::LOGIN_LOCK{$user} = 1;
281
282			check_playing $ns, $user and next;
283
284	root	1.72	$Coro::current->{desc} = "addme($user) check";
285
286	root	1.1	# try to read the user file and check the password
287	root	1.19	if (my $pl = cf::player::find $user) {
288			aio_stat $pl->path and next;
289			my $mtime = (stat _)[9];
290			my $hash = $pl->password;
291	root	1.1
292	root	1.19	if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) {
293	root	1.9	nuke_str $pass;
294	root	1.1	# password matches, wonderful
295	root	1.11	my $pl = cf::player::find $user or next;
296	root	1.1	$pl->connect ($ns);
297	root	1.90	$pl->ob->flag (cf::FLAG_DEBUG, 1);#d# temp
298	root	1.48	enter_map $pl;
299	root	1.1	last;
300	root	1.19	} elsif (can_cleanup $pl, $mtime) {
301	root	1.1	Coro::Timer::sleep 1;
302
303			$ns->send_drawinfo (
304	root	1.3	"Player exists, but password does not match. If this is your account, "
305			. "please try again. If not, you can now decide to take over this account "
306	root	1.1	. "because it has not been in-use for some time.",
307			cf::NDI_RED
308			);
309
310	root	1.9	#TODO: nuke_str
311	root	1.1	(query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/
312			or next;
313
314			# check if the file hasn't changed
315	root	1.11	aio_stat cf::player::path $user and next;
316	root	1.1	$mtime == (stat _)[9] or next;
317
318	root	1.19	$pl->quit_character;
319	root	1.1
320			# fall through to creation
321			} else {
322	root	1.9	nuke_str $pass;
323
324	root	1.1	Coro::Timer::sleep 1;
325
326			$ns->send_drawinfo (
327			"Wrong username or password. Please try again "
328			. "(check for Numlock and other semi-obvious error sources).",
329			cf::NDI_RED
330			);
331			next;
332			}
333	root	1.37	} else {
334			# unable to load the playerfile:
335			# check wether the player dir exists, which means the file is corrupted or
336			# something very similar.
337			if (!aio_stat cf::player::playerdir $user) {
338			$ns->send_drawinfo (
339			"Unable to retrieve this player. It might be a locked or broken account. "
340			. "If this is your account, ask a dungeon master for assistance. "
341			. "Otherwise choose a different login name.",
342			cf::NDI_RED
343			);
344			next;
345			}
346	root	1.1	}
347
348			# the rest of this function is character creation
349	root	1.72	$Coro::current->{desc} = "addme($user) chargen";
350	root	1.1
351	root	1.3	# just to make sure nothing is left over
352	root	1.1	nuke_playerdir $user;
353
354	root	1.3	my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again.";
355
356			if ($pass2 ne $pass) {
357	root	1.9	nuke_str $pass;
358			nuke_str $pass2;
359	root	1.3	$ns->send_drawinfo (
360			"The passwords do not match, please try again.",
361			cf::NDI_RED
362			);
363	root	1.61	Coro::Timer::sleep 0.5;
364	root	1.3	next;
365			}
366
367	root	1.9	nuke_str $pass2;
368
369	root	1.11	my $pl = cf::player::new $user;
370	root	1.1	$pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]);
371	root	1.9	nuke_str $pass;
372	root	1.1	$pl->connect ($ns);
373	root	1.48	my $ob = $pl->ob;
374	root	1.3
375	root	1.48	$ob->goto ($pl->maplevel, $ob->x, $ob->y);
376	root	1.1
377			while () {
378			$ob->update_stats;
379			$pl->save_stats;
380
381			my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
382			"[y] to roll new stats [n] to use stats\n[1-7] [1-7] to swap stats.\nRoll again (y/n/1-7)?";
383
384			if ($res =~ /^[Nn]/) {
385			last;
386			} elsif ($res > 0 && $res <= 7) {
387			my $swap = query $ns, cf::CS_QUERY_SINGLECHAR, "Swap stat with (will not roll new stats) [1-7]?";
388
389			if ($swap > 0 && $swap <= 7) {
390			$ob->swap_stats ($res - 1, $swap - 1);
391			}
392			} else {
393			$ob->roll_stats;
394			}
395	root	1.61
396	root	1.87	Coro::Timer::sleep 0.05;
397	root	1.1	}
398
399			$ob->set_animation (2);
400			$ob->add_statbonus;
401
402	root	1.45	while () {
403	root	1.67	$ns->send_msg ("chargen-race-title", ucfirst $pl->title, -1);
404	root	1.45	my $msg = $ob->msg;
405	root	1.46	$msg =~ s/(?<=\S)\n(?=\S)/ /g;
406	root	1.67	$ns->send_msg ("chargen-race-description", $msg, cf::NDI_BLUE);
407	root	1.45
408			my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
409			"Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n";
410
411			last if $res =~ /[dD]/;
412
413			$pl->chargen_race_next;
414	root	1.61	Coro::Timer::sleep 0.2;
415	root	1.45	}
416
417	root	1.85	# create the playerdir, if necessary, as chargen_race_done did it before
418			# presumably because of unique maps
419			aio_mkdir playerdir $pl, 0770;
420	root	1.45	$pl->chargen_race_done;
421	root	1.1
422	root	1.55	while () {
423			my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
424			"Now choose a gender.\nPress 'f' to become female, and 'm' to become male.\n";
425
426			if ($res =~ /^[fF]/) {
427			$pl->gender (1);
428			last;
429			} elsif ($res =~ /^[mM]/) {
430			$pl->gender (0);
431			last;
432			}
433	root	1.61	Coro::Timer::sleep 0.2;
434	root	1.55	}
435
436	root	1.75	$ob->reply (undef, "Welcome to Deliantra!");
437	root	1.55
438	root	1.45	delete $pl->{deny_save};
439	root	1.1
440			last;
441			}
442			});
443	root	1.60	});
444	root	1.1
445	root	1.12	cf::register_command quit => sub {
446			my ($ob, $arg) = @_;
447
448			$ob->reply (undef,
449			"Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. "
450			. "If you are sure you want to do this, then use the quit_character command instead of quit.",
451			cf::NDI_UNIQUE \| cf::NDI_RED);
452			};
453
454			cf::register_command quit_character => sub {
455			my ($ob, $arg) = @_;
456
457			my $pl = $ob->contr;
458
459			$pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub {
460			if ($_[0] !~ /^[yY]/) {
461			$ob->reply (undef,
462			"Ok, not not quitting then.",
463			cf::NDI_UNIQUE \| cf::NDI_RED);
464			} else {
465			$ob->reply (undef,
466			"Ok, quitting, hope to see you again.",
467			cf::NDI_UNIQUE \| cf::NDI_RED);
468			$pl->ns->flush;
469	root	1.31	cf::async { $pl->quit_character };
470	root	1.12	}
471			});
472			};
473	root	1.11
474	root	1.1	cf::object->attach (
475			type => cf::SAVEBED,
476			on_apply => sub {
477			my ($bed, $ob) = @_;
478
479			return cf::override 0 unless $ob->type == cf::PLAYER;
480
481	root	1.15	my $pl = $ob->contr;
482	root	1.11
483	root	1.1	# update respawn position
484	root	1.11	$pl->savebed ($bed->map->path, $bed->x, $bed->y);
485	root	1.22	cf::async { $pl->save };
486	root	1.1
487	root	1.86	my $killer = cf::arch::get "killer_logout"; $pl->killer ($killer); $killer->destroy;
488	root	1.5	$ob->check_score;
489	root	1.1
490			$ob->reply (undef, "In the future, you will wake up here when you die.");
491
492	root	1.11	$pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub {
493	root	1.6	if ($_[0] !~ /^[yY]/) {
494	root	1.11	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1);
495			$pl->deactivate;
496			$pl->ns->destroy;
497	root	1.7	} else {
498	root	1.13	cf::async { $pl->save };
499	root	1.6	}
500	root	1.1	});
501			},
502			);
503
504	root	1.8	cf::player->attach (
505			on_login => sub {
506			my ($pl) = @_;
507			my $name = $pl->ob->name;
508
509			$_->ob->message ("$name has entered the game.", cf::NDI_DK_ORANGE \| cf::NDI_UNIQUE) for cf::player::list;
510			},
511			on_logout => sub {
512			my ($pl, $cleanly) = @_;
513			my $name = $pl->ob->name;
514
515			if ($cleanly) {
516			$_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE \| cf::NDI_UNIQUE) for cf::player::list;
517			} else {
518			$_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE \| cf::NDI_UNIQUE) for cf::player::list;
519	root	1.79	$pl->{unclean_save} = $cf::RUNTIME
520			unless safe_spot $pl;
521	root	1.8	}
522			},
523			);
524
525	root	1.11	#############################################################################
526
527	root	1.69	our $SCHEDULE_INTERVAL = $cf::CFG{player_schedule_interval} \|\| 10; # time the player scheduler sleeps between runs
528			our $SAVE_TIMEOUT = $cf::CFG{player_save_interval} \|\| 20; # save players every n seconds
529	root	1.11
530			our $SCHEDULER = cf::async_ext {
531	root	1.72	$Coro::current->{desc} = "player scheduler";
532
533	root	1.11	while () {
534	root	1.74	Coro::EV::timer_once $SCHEDULE_INTERVAL;
535	root	1.11
536			# this weird form of iteration over values is used because
537			# the hash changes underneath us frequently, and for
538			# keeps a direct reference to the value without (in 5.8 perls)
539			# keeping a reference, so this is prone to crashes or worse.
540			my @players = keys %cf::PLAYER;
541			for (@players) {
542			my $pl = $cf::PLAYER{$_}
543			or next;
544			$pl->valid or next;
545
546			eval {
547			if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) {
548			$pl->save;
549	root	1.17
550	root	1.49	unless ($pl->active \|\| $pl->ns) {
551	root	1.21	# check refcounts, this is tricky and needs to be adjusted to fit server internals
552			my $ob = $pl->ob;
553	root	1.50
554	root	1.21	my $pl_ref = $pl->refcnt_cnt;
555			my $ob_ref = $ob->refcnt_cnt;
556
557	root	1.51	## pl_ref == $pl + ob->contr + %cf::PLAYER
558			## ob_ref == $ob + pl->observe + simply being an object
559	root	1.50	if ($pl_ref == 3 && $ob_ref == 3) {
560	root	1.21	warn "player-scheduler destroy ", $ob->name;#d#
561
562			# remove from sight and get fresh "copies"
563			$pl = delete $cf::PLAYER{$ob->name};
564			$ob = $pl->ob;
565
566	root	1.54	$pl->destroy; # destroys $ob
567	root	1.21	} else {
568	root	1.50	my $a_ = $pl->refcnt;#d#
569			my $b_ = $ob->refcnt;#d#
570
571	root	1.83	warn "player-scheduler refcnt ", $ob->name, " pl $pl_ref/3 ob $ob_ref/3 (C pl $a_/1 ob $b_/2)\n";#d#
572	root	1.21	}
573	root	1.17	}
574			}
575	root	1.11	};
576			warn $@ if $@;
577	root	1.82	cf::cede_to_tick;
578	root	1.11	};
579			}
580			};
581
582			$SCHEDULER->prio (1);
583