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);
               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:	1.89
Committed:	Sat Aug 30 05:19:03 2008 UTC (15 years, 8 months ago) by root
Branch:	MAIN
CVS Tags:	rel-2_7
Changes since 1.88:	+1 -1 lines
Log Message:	* empty log message *
#	Content
1	#! perl # mandatory
2
3	# login handling
4
5	use Fcntl;
6	use Coro::AIO;
7
8	our $MAX_DISCONNECT_TIME = $cf::CFG{max_disconnect_time} \|\| 3600;
9
10	# paranoia function to overwrite a string-in-place
11	sub nuke_str {
12	substr $_[0], 0, (length $_[0]), "x" x length $_[0]
13	}
14
15	sub query {
16	my ($ns, $flags, $text) = @_;
17
18	my $current = $Coro::current;
19	$ns->query ($flags, $text, sub { $current->ready; $current = $_[0] });
20	Coro::schedule while ref $current;
21
22	$current
23	}
24
25	sub can_cleanup {
26	my ($pl, $mtime) = @_;
27
28	my $age = time - $mtime;
29	my $level = $pl->ob->level;
30
31	($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	return unless cf::player::find_active $user;
41
42	$ns->send_drawinfo (
43	"That player is already logged in on this server. "
44	. "If you want to create a new player, choose another name. "
45	. "If you have already a registered, make sure nobody "
46	. "else is using your account at this time. If you lost your connection "
47	. "then the server will likely timeout within a minute. If you still "
48	. "cannot log-in after a minute, you are still logged in. Make sure "
49	. "you do not have another client running. If you use windows, reboot, "
50	. "this will fix anything.",
51	cf::NDI_RED
52	);
53
54	1
55	}
56
57	sub safe_spot($) {
58	my ($pl) = @_;
59
60	my $ob = $pl->ob;
61
62	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
72	scalar grep $_->type == cf::SAVEBED, $m->at ($x, $y)
73	}
74
75	sub enter_map {
76	my ($pl) = @_;
77
78	warn $pl->ob->name, ": enter map 1\n";#d#
79	my $ob = $pl->ob;
80
81	my ($map, $x, $y)
82	= $ob->{_link_pos}
83	? @{delete $ob->{_link_pos}}
84	: ($pl->maplevel, $ob->x, $ob->y);
85
86	warn $pl->ob->name, ": enter map 2\n";#d#
87	$ob->enter_link;
88	warn $pl->ob->name, ": enter map 3\n";#d#
89
90	my $m = cf::map::find $map;
91	my $time = delete $pl->{unclean_save};
92	warn $pl->ob->name, ": enter map 4\n";#d#
93
94	if ($time && $m) {
95	if ($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	my $killer = cf::arch::get "killer_login"; $pl->killer ($killer); $killer->destroy;
113	} else {
114	($map, $x, $y) = $pl->savebed;
115
116	$ob->message (
117	"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	cf::NDI_RED
122	);
123	}
124	} 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	}
133	}
134
135	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 $pl->ob->name, ": enter map 6\n";#d#
144
145	}
146
147	# delete a player directory, be non-blocking AND synchronous...
148	# (thats hard, so we crap out and fork).
149	sub nuke_playerdir {
150	my ($user) = @_;
151
152	my $temp = "$PLAYERDIR/~$Coro::current~deleting~";
153
154	cf::fork_call {
155	rename "$PLAYERDIR/$user", $temp;
156	system "rm", "-rf", $temp;
157	};
158	}
159
160	cf::client->attach (on_addme => sub {
161	my ($ns) = @_;
162
163	if (!$ns->facecache)
164	{
165	$ns->send_drawinfo (<<EOF, cf::NDI_RED);
166
167
168	***
169	*** WARNING:
170	*** Your client does not support face/image caching,
171	*** or it has been disabled. Face caching is mandatory
172	*** so please enable it or use a newer client.
173	***
174	*** Look at your client preferences:
175	***
176	*** deliantra: all known versions automatically enable the facecache.
177	*** cfclient: use the -cache commandline option.
178	*** cfclient: map will not redraw automatically (bug).
179	*** gcfclient: use -cache commandline option, or enable
180	*** gcfclient: Client => Configure => Map & Image => Cache Images.
181	*** jcrossclient: your client is broken, use deliantra or gcfclient.
182	***
183	***
184	EOF
185	if ($ns->version =~ /jcrossclient/) {
186	# let them, for now
187	} else {
188	$ns->flush;
189	return $ns->destroy;
190	}
191
192	# $ns->facecache = true;
193	}
194
195	if ($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
208	$ns->pl and return $ns->destroy;
209
210	$ns->async (sub {
211	$Coro::current->{desc} = "addme init";
212
213	my ($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	$user = query $ns, 0, "What is your name? (login names are case-sensitive)\n:";
228
229	if ($cf::LOGIN_LOCK{$user}) {
230	$ns->send_drawinfo (
231	"That username is currently used in another login session. "
232	. "Chose another, or wait till the other session has ended.",
233	cf::NDI_RED
234	);
235	} elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}\z/) {
236	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	Coro::Timer::sleep 0.4;
246	}
247
248	check_playing $ns, $user and next;
249
250	$Coro::current->{desc} = "addme($user) pass";
251
252	$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	$ns->send_drawinfo (
264	"Try to use at least three characters as your password please, "
265	. "that cannot be too much to ask for :)",
266	cf::NDI_RED
267	);
268	Coro::Timer::sleep 0.4;
269	}
270
271	# lock this username for the remainder of this login session
272	if ($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	$Coro::current->{desc} = "addme($user) check";
285
286	# try to read the user file and check the password
287	if (my $pl = cf::player::find $user) {
288	aio_stat $pl->path and next;
289	my $mtime = (stat _)[9];
290	my $hash = $pl->password;
291
292	if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) {
293	nuke_str $pass;
294	# password matches, wonderful
295	my $pl = cf::player::find $user or next;
296	$pl->connect ($ns);
297	enter_map $pl;
298	last;
299	} elsif (can_cleanup $pl, $mtime) {
300	Coro::Timer::sleep 1;
301
302	$ns->send_drawinfo (
303	"Player exists, but password does not match. If this is your account, "
304	. "please try again. If not, you can now decide to take over this account "
305	. "because it has not been in-use for some time.",
306	cf::NDI_RED
307	);
308
309	#TODO: nuke_str
310	(query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/
311	or next;
312
313	# check if the file hasn't changed
314	aio_stat cf::player::path $user and next;
315	$mtime == (stat _)[9] or next;
316
317	$pl->quit_character;
318
319	# fall through to creation
320	} else {
321	nuke_str $pass;
322
323	Coro::Timer::sleep 1;
324
325	$ns->send_drawinfo (
326	"Wrong username or password. Please try again "
327	. "(check for Numlock and other semi-obvious error sources).",
328	cf::NDI_RED
329	);
330	next;
331	}
332	} else {
333	# unable to load the playerfile:
334	# check wether the player dir exists, which means the file is corrupted or
335	# something very similar.
336	if (!aio_stat cf::player::playerdir $user) {
337	$ns->send_drawinfo (
338	"Unable to retrieve this player. It might be a locked or broken account. "
339	. "If this is your account, ask a dungeon master for assistance. "
340	. "Otherwise choose a different login name.",
341	cf::NDI_RED
342	);
343	next;
344	}
345	}
346
347	# the rest of this function is character creation
348	$Coro::current->{desc} = "addme($user) chargen";
349
350	# just to make sure nothing is left over
351	nuke_playerdir $user;
352
353	my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again.";
354
355	if ($pass2 ne $pass) {
356	nuke_str $pass;
357	nuke_str $pass2;
358	$ns->send_drawinfo (
359	"The passwords do not match, please try again.",
360	cf::NDI_RED
361	);
362	Coro::Timer::sleep 0.5;
363	next;
364	}
365
366	nuke_str $pass2;
367
368	my $pl = cf::player::new $user;
369	$pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]);
370	nuke_str $pass;
371	$pl->connect ($ns);
372	my $ob = $pl->ob;
373
374	$ob->goto ($pl->maplevel, $ob->x, $ob->y);
375
376	while () {
377	$ob->update_stats;
378	$pl->save_stats;
379
380	my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
381	"[y] to roll new stats [n] to use stats\n[1-7] [1-7] to swap stats.\nRoll again (y/n/1-7)?";
382
383	if ($res =~ /^[Nn]/) {
384	last;
385	} elsif ($res > 0 && $res <= 7) {
386	my $swap = query $ns, cf::CS_QUERY_SINGLECHAR, "Swap stat with (will not roll new stats) [1-7]?";
387
388	if ($swap > 0 && $swap <= 7) {
389	$ob->swap_stats ($res - 1, $swap - 1);
390	}
391	} else {
392	$ob->roll_stats;
393	}
394
395	Coro::Timer::sleep 0.05;
396	}
397
398	$ob->set_animation (2);
399	$ob->add_statbonus;
400
401	while () {
402	$ns->send_msg ("chargen-race-title", ucfirst $pl->title, -1);
403	my $msg = $ob->msg;
404	$msg =~ s/(?<=\S)\n(?=\S)/ /g;
405	$ns->send_msg ("chargen-race-description", $msg, cf::NDI_BLUE);
406
407	my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
408	"Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n";
409
410	last if $res =~ /[dD]/;
411
412	$pl->chargen_race_next;
413	Coro::Timer::sleep 0.2;
414	}
415
416	# create the playerdir, if necessary, as chargen_race_done did it before
417	# presumably because of unique maps
418	aio_mkdir playerdir $pl, 0770;
419	$pl->chargen_race_done;
420
421	while () {
422	my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
423	"Now choose a gender.\nPress 'f' to become female, and 'm' to become male.\n";
424
425	if ($res =~ /^[fF]/) {
426	$pl->gender (1);
427	last;
428	} elsif ($res =~ /^[mM]/) {
429	$pl->gender (0);
430	last;
431	}
432	Coro::Timer::sleep 0.2;
433	}
434
435	$ob->reply (undef, "Welcome to Deliantra!");
436
437	delete $pl->{deny_save};
438
439	last;
440	}
441	});
442	});
443
444	cf::register_command quit => sub {
445	my ($ob, $arg) = @_;
446
447	$ob->reply (undef,
448	"Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. "
449	. "If you are sure you want to do this, then use the quit_character command instead of quit.",
450	cf::NDI_UNIQUE \| cf::NDI_RED);
451	};
452
453	cf::register_command quit_character => sub {
454	my ($ob, $arg) = @_;
455
456	my $pl = $ob->contr;
457
458	$pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub {
459	if ($_[0] !~ /^[yY]/) {
460	$ob->reply (undef,
461	"Ok, not not quitting then.",
462	cf::NDI_UNIQUE \| cf::NDI_RED);
463	} else {
464	$ob->reply (undef,
465	"Ok, quitting, hope to see you again.",
466	cf::NDI_UNIQUE \| cf::NDI_RED);
467	$pl->ns->flush;
468	cf::async { $pl->quit_character };
469	}
470	});
471	};
472
473	cf::object->attach (
474	type => cf::SAVEBED,
475	on_apply => sub {
476	my ($bed, $ob) = @_;
477
478	return cf::override 0 unless $ob->type == cf::PLAYER;
479
480	my $pl = $ob->contr;
481
482	# update respawn position
483	$pl->savebed ($bed->map->path, $bed->x, $bed->y);
484	cf::async { $pl->save };
485
486	my $killer = cf::arch::get "killer_logout"; $pl->killer ($killer); $killer->destroy;
487	$ob->check_score;
488
489	$ob->reply (undef, "In the future, you will wake up here when you die.");
490
491	$pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub {
492	if ($_[0] !~ /^[yY]/) {
493	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1);
494	$pl->deactivate;
495	$pl->ns->destroy;
496	} else {
497	cf::async { $pl->save };
498	}
499	});
500	},
501	);
502
503	cf::player->attach (
504	on_login => sub {
505	my ($pl) = @_;
506	my $name = $pl->ob->name;
507
508	$_->ob->message ("$name has entered the game.", cf::NDI_DK_ORANGE \| cf::NDI_UNIQUE) for cf::player::list;
509	},
510	on_logout => sub {
511	my ($pl, $cleanly) = @_;
512	my $name = $pl->ob->name;
513
514	if ($cleanly) {
515	$_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE \| cf::NDI_UNIQUE) for cf::player::list;
516	} else {
517	$_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE \| cf::NDI_UNIQUE) for cf::player::list;
518	$pl->{unclean_save} = $cf::RUNTIME
519	unless safe_spot $pl;
520	}
521	},
522	);
523
524	#############################################################################
525
526	our $SCHEDULE_INTERVAL = $cf::CFG{player_schedule_interval} \|\| 10; # time the player scheduler sleeps between runs
527	our $SAVE_TIMEOUT = $cf::CFG{player_save_interval} \|\| 20; # save players every n seconds
528
529	our $SCHEDULER = cf::async_ext {
530	$Coro::current->{desc} = "player scheduler";
531
532	while () {
533	Coro::EV::timer_once $SCHEDULE_INTERVAL;
534
535	# this weird form of iteration over values is used because
536	# the hash changes underneath us frequently, and for
537	# keeps a direct reference to the value without (in 5.8 perls)
538	# keeping a reference, so this is prone to crashes or worse.
539	my @players = keys %cf::PLAYER;
540	for (@players) {
541	my $pl = $cf::PLAYER{$_}
542	or next;
543	$pl->valid or next;
544
545	eval {
546	if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) {
547	$pl->save;
548
549	unless ($pl->active \|\| $pl->ns) {
550	# check refcounts, this is tricky and needs to be adjusted to fit server internals
551	my $ob = $pl->ob;
552
553	my $pl_ref = $pl->refcnt_cnt;
554	my $ob_ref = $ob->refcnt_cnt;
555
556	## pl_ref == $pl + ob->contr + %cf::PLAYER
557	## ob_ref == $ob + pl->observe + simply being an object
558	if ($pl_ref == 3 && $ob_ref == 3) {
559	warn "player-scheduler destroy ", $ob->name;#d#
560
561	# remove from sight and get fresh "copies"
562	$pl = delete $cf::PLAYER{$ob->name};
563	$ob = $pl->ob;
564
565	$pl->destroy; # destroys $ob
566	} else {
567	my $a_ = $pl->refcnt;#d#
568	my $b_ = $ob->refcnt;#d#
569
570	warn "player-scheduler refcnt ", $ob->name, " pl $pl_ref/3 ob $ob_ref/3 (C pl $a_/1 ob $b_/2)\n";#d#
571	}
572	}
573	}
574	};
575	warn $@ if $@;
576	cf::cede_to_tick;
577	};
578	}
579	};
580
581	$SCHEDULER->prio (1);
582