server/ext/login.ext

#! perl # mandatory depends=highscore

# login handling

use Fcntl;
use Coro::AIO;
use Deliantra::Util ();

CONF MAX_DISCONNECT_TIME = 3600;

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

   $ns->query ($flags, $text, Coro::rouse_cb);
   Coro::rouse_wait
}

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;

   # never happens normally, but helps when shell users make mistakes
   $m->linkable
      or return 1;

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

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

   my $ob = $pl->ob;

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

   $ob->enter_link;

   my $m = cf::map::find $map;
   my $time = delete $pl->{unclean_save};

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

         cf::info $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
         );
      }
   }

   $ob->goto ($map, $x, $y);
}

sub encode_password($) {
   "!" . unpack "H*", $_[0]
}

sub compare_password($$) {
   my ($pass, $token) = @_;

   if ($token =~ /!!(.*)/) {
      return +(substr $pass, 0, 8) eq pack "H*", $1;
   } elsif ($token =~ /!(.*)/) {
      return $pass eq pack "H*", $1;
   } else {
      return $token eq crypt $pass, $token;
   }
}

# delete a player directory
sub nuke_playerdir {
   my ($user) = @_;

   my $lock = cf::lock_acquire "ext::login::nuke_playerdir";

   my $temp = "$PLAYERDIR/~$Coro::current~deleting~";
   aio_rename "$PLAYERDIR/$user", $temp;
   IO::AIO::aio_rmtree $temp;
}

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

   if (0 < Coro::AIO::aio_load "$cf::CONFDIR/motd", my $motd) {
      $pl->ns->send_msg ("c/motd" => $motd, cf::NDI_CLEAR);
   }
}

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

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

   # just to make sure nothing is left over
   # normally, nothing is there.
   nuke_playerdir $user;

   my $pl = cf::player::new $user;
   $pl->password (encode_password $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 0.05;
   }

   # 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 0.05;
   }

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

   # XXX: Workaround for delayed client ext protocol handshake
   $pl->esrv_new_player;

   delete $pl->{deny_save};
}

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

   $ns->{addme}++ 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\-_]{2,19}\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 20 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 $token = $pl->password;

            if ($cf::CFG{ext_login_nocheck} or compare_password $pass, $token) {
               # player exists and passwords match - we can proceed

               # password matches, wonderful
               my $pl = cf::player::find $user or next;
               $pl->connect ($ns);
               enter_map $pl;
               login_done $pl;
               return;
            } 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
               );

               (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 {
               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 whether 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;
            }
         }

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

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

         last;
      }

      # lock again, too layz to make this nicer
      local $cf::LOGIN_LOCK{$user} = 1;

      chargen $ns, $user, $pass;
      login_done $ns->pl;
   });
});

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

      $ns->{nonces} = [map { join "", map { chr rand 256 } 0..63  } 1..2];
      $ns->ext_msg (nonces => @{ $ns->{nonces} });
   },
);

#cf::register_async_exticmd create_login => sub {
#   my ($ns, $reply, $user, $pass) = @_;
#
#  $ns->{addme}++ and return $ns->destroy;
#};

cf::register_async_exticmd login => sub {
   my ($ns, $reply, $user, $hash) = @_;

   $ns->{addme}++ and return $ns->destroy;

   $ns->async (sub {
      local $cf::LOGIN_LOCK{$user} = 1;

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

      my $fail = sub {
         $reply->(0, $_[0]);
         $ns->flush; # does not ensure that the data reaches the client - TODO
         # need to do this in another thread, as this one gets canceled
         Coro::async_pool {
            Coro::AnyEvent::sleep 0.1; # TODO, see above, extra hack
            $ns->destroy;
         };
         Coro::schedule; # do the destroy, should not return
      };

      # try to read the user file and check the password
      my $pl = cf::player::find $user
         or return $fail->("User '$user' does not exist - wrong spelling?");

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

      my $mtime = (stat _)[9];
      my $token = $pl->password;

      $token = $token =~ /^!/
               ? Deliantra::Util::hash_pw pack "H*", substr $token, 1
               : pack "H*", $token;

      $token = Deliantra::Util::auth_pw $token, $ns->{nonces}[0], $ns->{nonces}[1];

      $token eq $hash
         or $cf::CFG{ext_login_nocheck}
         or return $fail->("User exists, but the password doesn't match - check your spelling, NumLock/CapsLock etc.");
      
      # player exists and passwords match - we can proceed

      $pl->connect ($ns);
      enter_map $pl;
      login_done $pl;

      $reply->(1, "Success");
   });
};

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

   unless ($pl->flag (cf::FLAG_WIZ)) {
      $pl->message (
         "The password can currently only changed by a DM.",
         cf::NDI_UNIQUE | cf::NDI_REPLY);
      return;
   }

   $pl->message (#d#
      "Passwords cannot currently be changed.",#d#
      cf::NDI_UNIQUE | cf::NDI_REPLY);#d#
   return;#d#

   my (@args) = split /\s+/, $arg;
   my ($player, $new_pw) = @args;

   if ($pl->flag (cf::FLAG_WIZ) && $player eq '') {
      $pl->message (
         "Usage: password <player> [<new password>]",
         cf::NDI_UNIQUE | cf::NDI_REPLY);
      return;
   }

   if ($new_pw eq '') {
      $new_pw =
         join '',
            map { ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[(cf::rndm 64)] }
               1..9;
   }

   cf::async {
      my $plc = cf::player::find $player;
      if ($plc) {
         $plc->password (encode_password $new_pw);
         $pl->message (
            "Ok, changed password of '$player' to '$new_pw'!",
            cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
      } else {
         $pl->message (
            "Fail! Couldn't set password for '$player', "
            . "he doesn't seem to exist!",
            cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
      }
   };
};

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

   $ob->send_msg (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::NDI_REPLY);
};

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->send_msg (undef, "Ok, not not quitting then.", cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
      } else {
         $ob->send_msg (undef, "Ok, quitting, hope to see you again.", cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
         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 {
         my $killer = cf::arch::get "killer_logout"; $pl->killer ($killer); $killer->destroy;
         ext::highscore::check $ob;

         $pl->save;

         $ob->send_msg ($cf::SAY_CHANNEL => "In the future, you will wake up here when you die.", cf::NDI_DEF | cf::NDI_REPLY);

         my $ns = $pl->ns
            or return;

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

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;
      }
   },
);

Revision:	1.124
Committed:	Sat Nov 17 06:41:16 2012 UTC (11 years, 6 months ago) by root
Branch:	MAIN
Changes since 1.123:	+5 -1 lines
Log Message:	cough
#	User	Rev	Content
1	root	1.102	#! perl # mandatory depends=highscore
2	root	1.1
3			# login handling
4
5			use Fcntl;
6			use Coro::AIO;
7	root	1.120	use Deliantra::Util ();
8	root	1.53
9	root	1.117	CONF MAX_DISCONNECT_TIME = 3600;
10	root	1.64
11	root	1.1	sub query {
12			my ($ns, $flags, $text) = @_;
13
14	root	1.94	$ns->query ($flags, $text, Coro::rouse_cb);
15			Coro::rouse_wait
16	root	1.1	}
17
18			sub can_cleanup {
19	root	1.19	my ($pl, $mtime) = @_;
20	root	1.1
21			my $age = time - $mtime;
22	root	1.19	my $level = $pl->ob->level;
23	root	1.1
24			($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3
25			\|\| ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9
26			\|\| ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20
27			\|\| $age > 700 * 86400 # 2 years for everybody else
28			}
29
30			sub check_playing {
31			my ($ns, $user) = @_;
32
33	root	1.11	return unless cf::player::find_active $user;
34	root	1.1
35			$ns->send_drawinfo (
36			"That player is already logged in on this server. "
37			. "If you want to create a new player, choose another name. "
38	root	1.59	. "If you have already a registered, make sure nobody "
39			. "else is using your account at this time. If you lost your connection "
40	root	1.1	. "then the server will likely timeout within a minute. If you still "
41			. "cannot log-in after a minute, you are still logged in. Make sure "
42			. "you do not have another client running. If you use windows, reboot, "
43			. "this will fix anything.",
44			cf::NDI_RED
45			);
46
47			1
48			}
49
50	root	1.79	sub safe_spot($) {
51			my ($pl) = @_;
52
53			my $ob = $pl->ob;
54	root	1.76
55	root	1.79	my $m = $ob->map
56			or return;
57			my $x = $ob->x;
58			my $y = $ob->y;
59
60	root	1.113	# never happens normally, but helps when shell users make mistakes
61	root	1.116	$m->linkable
62	root	1.113	or return 1;
63
64	root	1.76	scalar grep $_->type == cf::SAVEBED, $m->at ($x, $y)
65			}
66
67	root	1.48	sub enter_map {
68	root	1.11	my ($pl) = @_;
69
70	root	1.62	my $ob = $pl->ob;
71
72	root	1.48	my ($map, $x, $y)
73	root	1.62	= $ob->{_link_pos}
74			? @{delete $ob->{_link_pos}}
75			: ($pl->maplevel, $ob->x, $ob->y);
76	root	1.48
77	root	1.62	$ob->enter_link;
78	root	1.48
79	root	1.77	my $m = cf::map::find $map;
80			my $time = delete $pl->{unclean_save};
81
82	root	1.79	if ($time && $m) {
83	root	1.77	if ($time < $m->{instantiate_time}) {
84			# the map was reset in the meantime
85			my $age = $cf::RUNTIME - $time;
86
87	root	1.107	cf::info $ob->name, " map reset after logout, logout age $age (>= $MAX_DISCONNECT_TIME)\n";#d#
88	root	1.77
89			if ($age >= $MAX_DISCONNECT_TIME) {
90			$ob->message (
91			"You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
92			. "Unfortunately, nobody was near to help you when the monsters arrived to eat you. "
93			. "Maybe you can find comfort in the thought that your body was quite satisfying in taste... "
94			. "H<You disconnected too long without having used a savebed.>",
95			cf::NDI_RED
96			);
97			# kill them.
98			# reminds me of the famous badness 10000 syndrome...
99			$ob->stats->hp (-10000); #] if they survive this they deserved to live
100	root	1.86	my $killer = cf::arch::get "killer_login"; $pl->killer ($killer); $killer->destroy;
101	root	1.48	} else {
102	root	1.81	($map, $x, $y) = $pl->savebed;
103
104	root	1.64	$ob->message (
105	root	1.77	"You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
106			. "Fortunately, some friendly dwellers found you, checked your passport, and brought you to safety. "
107			. "Better use a savebed next time, much worse things could have happened... "
108			. "H<You disconnected without having used a savebed. When you do that for too long, you might die.>",
109	root	1.48	cf::NDI_RED
110			);
111			}
112	root	1.77	} else {
113			$ob->message (
114			"You didn't use a bed to reality to leave this realm. This is very dangerous, "
115			. "as lots of things could happen when you leave by other means, such as cave-ins, "
116			. "or monsters suddenly snapping your body. Better use a savebed next time. "
117			. "H<Always apply a bed of reality to disconnect from the server.>",
118			cf::NDI_RED
119			);
120	root	1.48	}
121	root	1.11	}
122	root	1.48
123	root	1.100	$ob->goto ($map, $x, $y);
124	root	1.11	}
125
126	root	1.110	sub encode_password($) {
127			"!" . unpack "H*", $_[0]
128			}
129
130			sub compare_password($$) {
131			my ($pass, $token) = @_;
132
133	root	1.118	if ($token =~ /!!(.*)/) {
134			return +(substr $pass, 0, 8) eq pack "H*", $1;
135			} elsif ($token =~ /!(.*)/) {
136	root	1.110	return $pass eq pack "H*", $1;
137			} else {
138			return $token eq crypt $pass, $token;
139			}
140	elmex	1.106	}
141
142	root	1.111	# delete a player directory
143	root	1.1	sub nuke_playerdir {
144			my ($user) = @_;
145
146	root	1.111	my $lock = cf::lock_acquire "ext::login::nuke_playerdir";
147
148	root	1.71	my $temp = "$PLAYERDIR/~$Coro::current~deleting~";
149	root	1.111	aio_rename "$PLAYERDIR/$user", $temp;
150			IO::AIO::aio_rmtree $temp;
151	root	1.1	}
152
153	root	1.119	sub login_done {
154			my ($pl) = @_;
155
156			if (0 < Coro::AIO::aio_load "$cf::CONFDIR/motd", my $motd) {
157			$pl->ns->send_msg ("c/motd" => $motd, cf::NDI_CLEAR);
158			}
159			}
160
161			sub chargen {
162			my ($ns, $user, $pass) = @_;
163
164			# the rest of this function is character creation
165			$Coro::current->{desc} = "addme($user) chargen";
166
167			# just to make sure nothing is left over
168			# normally, nothing is there.
169			nuke_playerdir $user;
170
171			my $pl = cf::player::new $user;
172			$pl->password (encode_password $pass);
173			$pl->connect ($ns);
174			my $ob = $pl->ob;
175
176			$ob->goto ($pl->maplevel, $ob->x, $ob->y);
177
178			while () {
179			$ob->update_stats;
180			$pl->save_stats;
181
182			my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
183			"[y] to roll new stats [n] to use stats\n[1-7] [1-7] to swap stats.\nRoll again (y/n/1-7)?";
184
185			if ($res =~ /^[Nn]/) {
186			last;
187			} elsif ($res > 0 && $res <= 7) {
188			my $swap = query $ns, cf::CS_QUERY_SINGLECHAR, "Swap stat with (will not roll new stats) [1-7]?";
189
190			if ($swap > 0 && $swap <= 7) {
191			$ob->swap_stats ($res - 1, $swap - 1);
192			}
193			} else {
194			$ob->roll_stats;
195			}
196
197			Coro::Timer::sleep 0.05;
198			}
199
200			$ob->set_animation (2);
201			$ob->add_statbonus;
202
203			while () {
204			$ns->send_msg ("chargen-race-title", ucfirst $pl->title, -1);
205			my $msg = $ob->msg;
206			$msg =~ s/(?<=\S)\n(?=\S)/ /g;
207			$ns->send_msg ("chargen-race-description", $msg, cf::NDI_BLUE);
208
209			my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
210			"Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n";
211
212			last if $res =~ /[dD]/;
213
214			$pl->chargen_race_next;
215			Coro::Timer::sleep 0.05;
216			}
217
218			# create the playerdir, if necessary, as chargen_race_done did it before
219			# presumably because of unique maps
220			aio_mkdir playerdir $pl, 0770;
221			$pl->chargen_race_done;
222
223			while () {
224			my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
225			"Now choose a gender.\nPress 'f' to become female, and 'm' to become male.\n";
226
227			if ($res =~ /^[fF]/) {
228			$pl->gender (1);
229			last;
230			} elsif ($res =~ /^[mM]/) {
231			$pl->gender (0);
232			last;
233			}
234			Coro::Timer::sleep 0.05;
235			}
236
237			$ob->reply (undef, "Welcome to Deliantra!");
238
239			# XXX: Workaround for delayed client ext protocol handshake
240			$pl->esrv_new_player;
241
242			delete $pl->{deny_save};
243			}
244
245	root	1.60	cf::client->attach (on_addme => sub {
246	root	1.1	my ($ns) = @_;
247
248	root	1.123	$ns->{addme}++ and return $ns->destroy;
249	root	1.1
250	root	1.10	$ns->async (sub {
251	root	1.72	$Coro::current->{desc} = "addme init";
252
253	root	1.1	my ($user, $pass);
254
255			$ns->send_packet ("addme_success");
256
257			for (;;) {
258			$ns->send_drawinfo (
259			"Please enter your username now. If you are a new user, "
260			. "make one up that describes your character best. "
261			. "Only letters and digits are allowed, though.",
262			cf::NDI_BLUE
263			);
264
265			# read username
266			while () {
267	root	1.89	$user = query $ns, 0, "What is your name? (login names are case-sensitive)\n:";
268	root	1.3
269			if ($cf::LOGIN_LOCK{$user}) {
270			$ns->send_drawinfo (
271			"That username is currently used in another login session. "
272			. "Chose another, or wait till the other session has ended.",
273			cf::NDI_RED
274			);
275	root	1.92	} elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,19}\z/) {
276	root	1.3	last;
277			} else {
278			$ns->send_drawinfo (
279			"Your username contains illegal characters "
280			. "(only a-z, A-Z and 0-9 are allowed), "
281	root	1.92	. "or is not between 3 and 20 characters in length.",
282	root	1.3	cf::NDI_RED
283			);
284			}
285	root	1.61	Coro::Timer::sleep 0.4;
286	root	1.1	}
287
288			check_playing $ns, $user and next;
289
290	root	1.72	$Coro::current->{desc} = "addme($user) pass";
291
292	root	1.1	$ns->send_drawinfo (
293			"Welcome $user, please enter your password now. "
294			. "New users should now choose a password. "
295			. "Anything your client lets you enter is fine.",
296			cf::NDI_BLUE
297			);
298
299			# read password
300			while () {
301			$pass = query $ns, cf::CS_QUERY_HIDEINPUT, "What is your password?\n:";
302			last if $pass =~ /.../;
303			$ns->send_drawinfo (
304			"Try to use at least three characters as your password please, "
305			. "that cannot be too much to ask for :)",
306			cf::NDI_RED
307			);
308	root	1.61	Coro::Timer::sleep 0.4;
309	root	1.1	}
310
311	root	1.3	# lock this username for the remainder of this login session
312			if ($cf::LOGIN_LOCK{$user}) {
313			$ns->send_drawinfo (
314			"That username is currently used in another login session. "
315			. "Chose another, or wait till the other session has ended.",
316			cf::NDI_RED
317			);
318			next;
319			}
320			local $cf::LOGIN_LOCK{$user} = 1;
321
322			check_playing $ns, $user and next;
323
324	root	1.72	$Coro::current->{desc} = "addme($user) check";
325
326	root	1.1	# try to read the user file and check the password
327	root	1.19	if (my $pl = cf::player::find $user) {
328			aio_stat $pl->path and next;
329			my $mtime = (stat _)[9];
330	root	1.110	my $token = $pl->password;
331	root	1.1
332	root	1.110	if ($cf::CFG{ext_login_nocheck} or compare_password $pass, $token) {
333	root	1.119	# player exists and passwords match - we can proceed
334
335	root	1.1	# password matches, wonderful
336	root	1.11	my $pl = cf::player::find $user or next;
337	root	1.1	$pl->connect ($ns);
338	root	1.48	enter_map $pl;
339	root	1.119	login_done $pl;
340			return;
341	root	1.19	} elsif (can_cleanup $pl, $mtime) {
342	root	1.1	Coro::Timer::sleep 1;
343
344			$ns->send_drawinfo (
345	root	1.3	"Player exists, but password does not match. If this is your account, "
346			. "please try again. If not, you can now decide to take over this account "
347	root	1.1	. "because it has not been in-use for some time.",
348			cf::NDI_RED
349			);
350
351			(query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/
352			or next;
353
354			# check if the file hasn't changed
355	root	1.11	aio_stat cf::player::path $user and next;
356	root	1.1	$mtime == (stat _)[9] or next;
357
358	root	1.19	$pl->quit_character;
359	root	1.1
360			# fall through to creation
361			} else {
362			Coro::Timer::sleep 1;
363
364			$ns->send_drawinfo (
365			"Wrong username or password. Please try again "
366			. "(check for Numlock and other semi-obvious error sources).",
367			cf::NDI_RED
368			);
369			next;
370			}
371	root	1.37	} else {
372			# unable to load the playerfile:
373	root	1.114	# check whether the player dir exists, which means the file is corrupted or
374	root	1.37	# something very similar.
375			if (!aio_stat cf::player::playerdir $user) {
376			$ns->send_drawinfo (
377			"Unable to retrieve this player. It might be a locked or broken account. "
378			. "If this is your account, ask a dungeon master for assistance. "
379			. "Otherwise choose a different login name.",
380			cf::NDI_RED
381			);
382			next;
383			}
384	root	1.1	}
385
386	root	1.120	my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again.";
387
388			if ($pass2 ne $pass) {
389			$ns->send_drawinfo (
390			"The passwords do not match, please try again.",
391			cf::NDI_RED
392			);
393			Coro::Timer::sleep 0.5;
394			next;
395			}
396
397	root	1.1	last;
398			}
399	root	1.101
400	root	1.119	# lock again, too layz to make this nicer
401			local $cf::LOGIN_LOCK{$user} = 1;
402	root	1.120
403	root	1.119	chargen $ns, $user, $pass;
404			login_done $ns->pl;
405	root	1.1	});
406	root	1.60	});
407	root	1.1
408	root	1.121	cf::client->attach (
409			on_version => sub {
410			my ($ns, $arg) = @_;
411
412	root	1.123	$ns->{nonces} = [map { join "", map { chr rand 256 } 0..63 } 1..2];
413			$ns->ext_msg (nonces => @{ $ns->{nonces} });
414	root	1.121	},
415			);
416
417			#cf::register_async_exticmd create_login => sub {
418			# my ($ns, $reply, $user, $pass) = @_;
419			#
420	root	1.123	# $ns->{addme}++ and return $ns->destroy;
421	root	1.121	#};
422
423			cf::register_async_exticmd login => sub {
424			my ($ns, $reply, $user, $hash) = @_;
425
426	root	1.123	$ns->{addme}++ and return $ns->destroy;
427
428			$ns->async (sub {
429			local $cf::LOGIN_LOCK{$user} = 1;
430
431			$Coro::current->{desc} = "login($user) check";
432
433			my $fail = sub {
434			$reply->(0, $_[0]);
435			$ns->flush; # does not ensure that the data reaches the client - TODO
436			# need to do this in another thread, as this one gets canceled
437			Coro::async_pool {
438			Coro::AnyEvent::sleep 0.1; # TODO, see above, extra hack
439			$ns->destroy;
440			};
441			Coro::schedule; # do the destroy, should not return
442			};
443
444			# try to read the user file and check the password
445			my $pl = cf::player::find $user
446			or return $fail->("User '$user' does not exist - wrong spelling?");
447
448			aio_stat $pl->path
449			and return $ns->destroy;
450
451			my $mtime = (stat _)[9];
452			my $token = $pl->password;
453
454			$token = $token =~ /^!/
455			? Deliantra::Util::hash_pw pack "H*", substr $token, 1
456			: pack "H*", $token;
457
458			$token = Deliantra::Util::auth_pw $token, $ns->{nonces}[0], $ns->{nonces}[1];
459
460			$token eq $hash
461			or $cf::CFG{ext_login_nocheck}
462			or return $fail->("User exists, but the password doesn't match - check your spelling, NumLock/CapsLock etc.");
463
464			# player exists and passwords match - we can proceed
465
466			$pl->connect ($ns);
467			enter_map $pl;
468			login_done $pl;
469
470			$reply->(1, "Success");
471			});
472	root	1.121	};
473
474	elmex	1.106	cf::register_command password => sub {
475			my ($pl, $arg) = @_;
476
477	elmex	1.112	unless ($pl->flag (cf::FLAG_WIZ)) {
478			$pl->message (
479			"The password can currently only changed by a DM.",
480			cf::NDI_UNIQUE \| cf::NDI_REPLY);
481			return;
482			}
483
484	root	1.124	$pl->message (#d#
485			"Passwords cannot currently be changed.",#d#
486			cf::NDI_UNIQUE \| cf::NDI_REPLY);#d#
487			return;#d#
488
489	elmex	1.106	my (@args) = split /\s+/, $arg;
490	elmex	1.112	my ($player, $new_pw) = @args;
491	elmex	1.106
492			if ($pl->flag (cf::FLAG_WIZ) && $player eq '') {
493			$pl->message (
494			"Usage: password <player> [<new password>]",
495			cf::NDI_UNIQUE \| cf::NDI_REPLY);
496			return;
497			}
498
499	elmex	1.112	if ($new_pw eq '') {
500			$new_pw =
501			join '',
502			map { ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[(cf::rndm 64)] }
503			1..9;
504			}
505	elmex	1.106
506	elmex	1.112	cf::async {
507			my $plc = cf::player::find $player;
508			if ($plc) {
509			$plc->password (encode_password $new_pw);
510	elmex	1.106	$pl->message (
511	elmex	1.112	"Ok, changed password of '$player' to '$new_pw'!",
512	elmex	1.106	cf::NDI_UNIQUE \| cf::NDI_RED \| cf::NDI_REPLY);
513			} else {
514			$pl->message (
515	elmex	1.112	"Fail! Couldn't set password for '$player', "
516			. "he doesn't seem to exist!",
517	elmex	1.106	cf::NDI_UNIQUE \| cf::NDI_RED \| cf::NDI_REPLY);
518			}
519	elmex	1.112	};
520	elmex	1.106	};
521
522	root	1.12	cf::register_command quit => sub {
523			my ($ob, $arg) = @_;
524
525	root	1.95	$ob->send_msg (undef,
526			"Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. "
527			. "If you are sure you want to do this, then use the quit_character command instead of quit.",
528			cf::NDI_UNIQUE \| cf::NDI_RED \| cf::NDI_REPLY);
529	root	1.12	};
530
531			cf::register_command quit_character => sub {
532			my ($ob, $arg) = @_;
533
534			my $pl = $ob->contr;
535
536			$pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub {
537			if ($_[0] !~ /^[yY]/) {
538	root	1.95	$ob->send_msg (undef, "Ok, not not quitting then.", cf::NDI_UNIQUE \| cf::NDI_RED \| cf::NDI_REPLY);
539	root	1.12	} else {
540	root	1.95	$ob->send_msg (undef, "Ok, quitting, hope to see you again.", cf::NDI_UNIQUE \| cf::NDI_RED \| cf::NDI_REPLY);
541	root	1.105	cf::async {
542			$pl->quit_character;
543			};
544	root	1.12	}
545			});
546			};
547	root	1.11
548	root	1.1	cf::object->attach (
549			type => cf::SAVEBED,
550			on_apply => sub {
551			my ($bed, $ob) = @_;
552
553			return cf::override 0 unless $ob->type == cf::PLAYER;
554
555	root	1.15	my $pl = $ob->contr;
556	root	1.11
557	root	1.1	# update respawn position
558	root	1.11	$pl->savebed ($bed->map->path, $bed->x, $bed->y);
559	root	1.1
560	root	1.111	cf::async {
561			my $killer = cf::arch::get "killer_logout"; $pl->killer ($killer); $killer->destroy;
562			ext::highscore::check $ob;
563
564			$pl->save;
565	root	1.1
566	root	1.111	$ob->send_msg ($cf::SAY_CHANNEL => "In the future, you will wake up here when you die.", cf::NDI_DEF \| cf::NDI_REPLY);
567	root	1.1
568	root	1.115	my $ns = $pl->ns
569			or return;
570
571			$ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub {
572	root	1.111	if ($_[0] !~ /^[yY]/) {
573			$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1);
574			$pl->deactivate;
575			$pl->ns->destroy;
576			}
577			});
578			};
579	root	1.1	},
580			);
581
582	root	1.8	cf::player->attach (
583			on_login => sub {
584			my ($pl) = @_;
585			my $name = $pl->ob->name;
586
587			$_->ob->message ("$name has entered the game.", cf::NDI_DK_ORANGE \| cf::NDI_UNIQUE) for cf::player::list;
588			},
589			on_logout => sub {
590			my ($pl, $cleanly) = @_;
591			my $name = $pl->ob->name;
592
593			if ($cleanly) {
594			$_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE \| cf::NDI_UNIQUE) for cf::player::list;
595			} else {
596			$_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE \| cf::NDI_UNIQUE) for cf::player::list;
597	root	1.79	$pl->{unclean_save} = $cf::RUNTIME
598			unless safe_spot $pl;
599	root	1.8	}
600			},
601			);
602