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 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;

   if (my $time = delete $pl->{unclean_save}) {
      if (my $m = cf::map::find $map) {
         if ($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#

            # for now, just go back to savebed
            ($map, $x, $y) = $pl->savebed;

            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
               $pl->killer ("a cave-in");
            } else {
               $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);
}

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

   aio_rename "$PLAYERDIR/$user", "$PLAYERDIR/~$Coro::current~deleting~";
   system "rm -rf \Q$PLAYERDIR/~$Coro::current~deleting~\E &";
}

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:
***
*** CFPlus: 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 CFPlus 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;

   $ns->async (sub {
      my ($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?\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;

         $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;

         # 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

         # 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 0.2;
         }

         $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;
         }

         $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 Crossfire!");

         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 };

      $pl->killer ("left");
      $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;
      }
   },
);

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

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 {
   my $schedule_interval = Coro::Event->timer (after => 1);
   while () {
      $schedule_interval->interval ($SCHEDULE_INTERVAL);
      $schedule_interval->next;

      # 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 ob $ob_ref (C pl $a_ ob $b_)\n";#d#
                  }
               }
            }
         };
         warn $@ if $@;
         Coro::cede;
      };
   }
};

$SCHEDULER->prio (1);

Revision:	1.70
Committed:	Sun Sep 2 12:37:10 2007 UTC (16 years, 8 months ago) by root
Branch:	MAIN
Changes since 1.69:	+3 -5 lines
Log Message:	be less blocking when nuking players
#	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			$ns->send_drawinfo (
43			"That player is already logged in on this server. "
44			. "If you want to create a new player, choose another name. "
45	root	1.59	. "If you have already a registered, make sure nobody "
46			. "else is using your account at this time. If you lost your connection "
47	root	1.1	. "then the server will likely timeout within a minute. If you still "
48			. "cannot log-in after a minute, you are still logged in. Make sure "
49			. "you do not have another client running. If you use windows, reboot, "
50			. "this will fix anything.",
51			cf::NDI_RED
52			);
53
54			1
55			}
56
57	root	1.48	sub enter_map {
58	root	1.11	my ($pl) = @_;
59
60	root	1.62	my $ob = $pl->ob;
61
62	root	1.48	my ($map, $x, $y)
63	root	1.62	= $ob->{_link_pos}
64			? @{delete $ob->{_link_pos}}
65			: ($pl->maplevel, $ob->x, $ob->y);
66	root	1.48
67	root	1.62	$ob->enter_link;
68	root	1.48
69	root	1.26	if (my $time = delete $pl->{unclean_save}) {
70	root	1.48	if (my $m = cf::map::find $map) {
71	root	1.63	if ($time < $m->{instantiate_time}) {
72	root	1.48	# the map was reset in the meantime
73			my $age = $cf::RUNTIME - $time;
74	root	1.64
75			warn $ob->name, " map reset after logout, logout age $age (>= $MAX_DISCONNECT_TIME)\n";#d#
76	root	1.48
77			# for now, just go back to savebed
78			($map, $x, $y) = $pl->savebed;
79
80	root	1.64	if ($age >= $MAX_DISCONNECT_TIME) {
81			$ob->message (
82			"You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
83			. "Unfortunately, nobody was near to help you when the monsters arrived to eat you. "
84			. "Maybe you can find comfort in the thought that your body was quite satisfying in taste... "
85			. "H<You disconnected too long without having used a savebed.>",
86			cf::NDI_RED
87			);
88			# kill them.
89			# reminds me of the famous badness 10000 syndrome...
90			$ob->stats->hp (-10000); #] if they survive this they deserved to live
91	root	1.66	$pl->killer ("a cave-in");
92	root	1.64	} else {
93			$ob->message (
94			"You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
95			. "Fortunately, some friendly dwellers found you, checked your passport, and brought you to safety. "
96			. "Better use a savebed next time, much worse things could have happened... "
97			. "H<You disconnected without having used a savebed. When you do that for too long, you might die.>",
98			cf::NDI_RED
99			);
100			}
101	root	1.48	} else {
102	root	1.64	$ob->message (
103	root	1.48	"You didn't use a bed to reality to leave this realm. This is very dangerous, "
104			. "as lots of things could happen when you leave by other means, such as cave-ins, "
105	root	1.64	. "or monsters suddenly snapping your body. Better use a savebed next time. "
106			. "H<Always apply a bed of reality to disconnect from the server.>",
107	root	1.48	cf::NDI_RED
108			);
109			}
110			}
111	root	1.11	}
112	root	1.48
113	root	1.62	$ob->goto ($map, $x, $y);
114	root	1.11	}
115
116	root	1.1	# delete a player directory, be non-blocking AND synchronous...
117			# (thats hard, so we crap out and fork).
118			sub nuke_playerdir {
119			my ($user) = @_;
120
121	root	1.70	aio_rename "$PLAYERDIR/$user", "$PLAYERDIR/~$Coro::current~deleting~";
122			system "rm -rf \Q$PLAYERDIR/~$Coro::current~deleting~\E &";
123	root	1.1	}
124
125	root	1.60	cf::client->attach (on_addme => sub {
126	root	1.1	my ($ns) = @_;
127
128	root	1.60	if (!$ns->facecache)
129			{
130			$ns->send_drawinfo (<<EOF, cf::NDI_RED);
131	root	1.32
132
133			***
134			*** WARNING:
135			*** Your client does not support face/image caching,
136			*** or it has been disabled. Face caching is mandatory
137			*** so please enable it or use a newer client.
138			***
139			*** Look at your client preferences:
140			***
141			*** CFPlus: all known versions automatically enable the facecache.
142			*** cfclient: use the -cache commandline option.
143			*** cfclient: map will not redraw automatically (bug).
144			*** gcfclient: use -cache commandline option, or enable
145	root	1.70	*** gcfclient: Client => Configure => Map & Image => Cache Images.
146	root	1.32	*** jcrossclient: your client is broken, use CFPlus or gcfclient.
147			***
148			***
149			EOF
150			if ($ns->version =~ /jcrossclient/) {
151			# let them, for now
152			} else {
153			$ns->flush;
154			return $ns->destroy;
155			}
156
157			# $ns->facecache = true;
158	root	1.33	}
159
160			if ($ns->mapmode < cf::Map1aCmd) {
161			$ns->send_drawinfo (<<EOF, cf::NDI_RED);
162
163
164			***
165			*** WARNING:
166			*** Your client is too old. Please upgrade to a newer version.
167			EOF
168
169			$ns->flush;
170			return $ns->destroy;
171			}
172	root	1.32
173			$ns->pl and return $ns->destroy;
174	root	1.1
175	root	1.10	$ns->async (sub {
176	root	1.1	my ($user, $pass);
177
178			$ns->send_packet ("addme_success");
179
180			for (;;) {
181			$ns->send_drawinfo (
182			"Please enter your username now. If you are a new user, "
183			. "make one up that describes your character best. "
184			. "Only letters and digits are allowed, though.",
185			cf::NDI_BLUE
186			);
187
188			# read username
189			while () {
190			$user = query $ns, 0, "What is your name?\n:";
191	root	1.3
192			if ($cf::LOGIN_LOCK{$user}) {
193			$ns->send_drawinfo (
194			"That username is currently used in another login session. "
195			. "Chose another, or wait till the other session has ended.",
196			cf::NDI_RED
197			);
198	root	1.30	} elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}\z/) {
199	root	1.3	last;
200			} else {
201			$ns->send_drawinfo (
202			"Your username contains illegal characters "
203			. "(only a-z, A-Z and 0-9 are allowed), "
204			. "or is not between 3 and 18 characters in length.",
205			cf::NDI_RED
206			);
207			}
208	root	1.61	Coro::Timer::sleep 0.4;
209	root	1.1	}
210
211			check_playing $ns, $user and next;
212
213			$ns->send_drawinfo (
214			"Welcome $user, please enter your password now. "
215			. "New users should now choose a password. "
216			. "Anything your client lets you enter is fine.",
217			cf::NDI_BLUE
218			);
219
220			# read password
221			while () {
222			$pass = query $ns, cf::CS_QUERY_HIDEINPUT, "What is your password?\n:";
223			last if $pass =~ /.../;
224			$ns->send_drawinfo (
225			"Try to use at least three characters as your password please, "
226			. "that cannot be too much to ask for :)",
227			cf::NDI_RED
228			);
229	root	1.61	Coro::Timer::sleep 0.4;
230	root	1.1	}
231
232	root	1.3	# lock this username for the remainder of this login session
233			if ($cf::LOGIN_LOCK{$user}) {
234			$ns->send_drawinfo (
235			"That username is currently used in another login session. "
236			. "Chose another, or wait till the other session has ended.",
237			cf::NDI_RED
238			);
239			next;
240			}
241			local $cf::LOGIN_LOCK{$user} = 1;
242
243			check_playing $ns, $user and next;
244
245	root	1.1	# try to read the user file and check the password
246	root	1.19	if (my $pl = cf::player::find $user) {
247			aio_stat $pl->path and next;
248			my $mtime = (stat _)[9];
249			my $hash = $pl->password;
250	root	1.1
251	root	1.19	if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) {
252	root	1.9	nuke_str $pass;
253	root	1.1	# password matches, wonderful
254	root	1.11	my $pl = cf::player::find $user or next;
255	root	1.1	$pl->connect ($ns);
256	root	1.48	enter_map $pl;
257	root	1.1	last;
258	root	1.19	} elsif (can_cleanup $pl, $mtime) {
259	root	1.1	Coro::Timer::sleep 1;
260
261			$ns->send_drawinfo (
262	root	1.3	"Player exists, but password does not match. If this is your account, "
263			. "please try again. If not, you can now decide to take over this account "
264	root	1.1	. "because it has not been in-use for some time.",
265			cf::NDI_RED
266			);
267
268	root	1.9	#TODO: nuke_str
269	root	1.1	(query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/
270			or next;
271
272			# check if the file hasn't changed
273	root	1.11	aio_stat cf::player::path $user and next;
274	root	1.1	$mtime == (stat _)[9] or next;
275
276	root	1.19	$pl->quit_character;
277	root	1.1
278			# fall through to creation
279			} else {
280	root	1.9	nuke_str $pass;
281
282	root	1.1	Coro::Timer::sleep 1;
283
284			$ns->send_drawinfo (
285			"Wrong username or password. Please try again "
286			. "(check for Numlock and other semi-obvious error sources).",
287			cf::NDI_RED
288			);
289			next;
290			}
291	root	1.37	} else {
292			# unable to load the playerfile:
293			# check wether the player dir exists, which means the file is corrupted or
294			# something very similar.
295			if (!aio_stat cf::player::playerdir $user) {
296			$ns->send_drawinfo (
297			"Unable to retrieve this player. It might be a locked or broken account. "
298			. "If this is your account, ask a dungeon master for assistance. "
299			. "Otherwise choose a different login name.",
300			cf::NDI_RED
301			);
302			next;
303			}
304	root	1.1	}
305
306			# the rest of this function is character creation
307
308	root	1.3	# just to make sure nothing is left over
309	root	1.1	nuke_playerdir $user;
310
311	root	1.3	my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again.";
312
313			if ($pass2 ne $pass) {
314	root	1.9	nuke_str $pass;
315			nuke_str $pass2;
316	root	1.3	$ns->send_drawinfo (
317			"The passwords do not match, please try again.",
318			cf::NDI_RED
319			);
320	root	1.61	Coro::Timer::sleep 0.5;
321	root	1.3	next;
322			}
323
324	root	1.9	nuke_str $pass2;
325
326	root	1.11	my $pl = cf::player::new $user;
327	root	1.1	$pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]);
328	root	1.9	nuke_str $pass;
329	root	1.1	$pl->connect ($ns);
330	root	1.48	my $ob = $pl->ob;
331	root	1.3
332	root	1.48	$ob->goto ($pl->maplevel, $ob->x, $ob->y);
333	root	1.1
334			while () {
335			$ob->update_stats;
336			$pl->save_stats;
337
338			my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
339			"[y] to roll new stats [n] to use stats\n[1-7] [1-7] to swap stats.\nRoll again (y/n/1-7)?";
340
341			if ($res =~ /^[Nn]/) {
342			last;
343			} elsif ($res > 0 && $res <= 7) {
344			my $swap = query $ns, cf::CS_QUERY_SINGLECHAR, "Swap stat with (will not roll new stats) [1-7]?";
345
346			if ($swap > 0 && $swap <= 7) {
347			$ob->swap_stats ($res - 1, $swap - 1);
348			}
349			} else {
350			$ob->roll_stats;
351			}
352	root	1.61
353			Coro::Timer::sleep 0.2;
354	root	1.1	}
355
356			$ob->set_animation (2);
357			$ob->add_statbonus;
358
359	root	1.45	while () {
360	root	1.67	$ns->send_msg ("chargen-race-title", ucfirst $pl->title, -1);
361	root	1.45	my $msg = $ob->msg;
362	root	1.46	$msg =~ s/(?<=\S)\n(?=\S)/ /g;
363	root	1.67	$ns->send_msg ("chargen-race-description", $msg, cf::NDI_BLUE);
364	root	1.45
365			my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
366			"Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n";
367
368			last if $res =~ /[dD]/;
369
370			$pl->chargen_race_next;
371	root	1.61	Coro::Timer::sleep 0.2;
372	root	1.45	}
373
374			$pl->chargen_race_done;
375	root	1.1
376	root	1.55	while () {
377			my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
378			"Now choose a gender.\nPress 'f' to become female, and 'm' to become male.\n";
379
380			if ($res =~ /^[fF]/) {
381			$pl->gender (1);
382			last;
383			} elsif ($res =~ /^[mM]/) {
384			$pl->gender (0);
385			last;
386			}
387	root	1.61	Coro::Timer::sleep 0.2;
388	root	1.55	}
389
390			$ob->reply (undef, "Welcome to Crossfire!");
391
392	root	1.45	delete $pl->{deny_save};
393	root	1.1
394			last;
395			}
396			});
397	root	1.60	});
398	root	1.1
399	root	1.12	cf::register_command quit => sub {
400			my ($ob, $arg) = @_;
401
402			$ob->reply (undef,
403			"Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. "
404			. "If you are sure you want to do this, then use the quit_character command instead of quit.",
405			cf::NDI_UNIQUE \| cf::NDI_RED);
406			};
407
408			cf::register_command quit_character => sub {
409			my ($ob, $arg) = @_;
410
411			my $pl = $ob->contr;
412
413			$pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub {
414			if ($_[0] !~ /^[yY]/) {
415			$ob->reply (undef,
416			"Ok, not not quitting then.",
417			cf::NDI_UNIQUE \| cf::NDI_RED);
418			} else {
419			$ob->reply (undef,
420			"Ok, quitting, hope to see you again.",
421			cf::NDI_UNIQUE \| cf::NDI_RED);
422			$pl->ns->flush;
423	root	1.31	cf::async { $pl->quit_character };
424	root	1.12	}
425			});
426			};
427	root	1.11
428	root	1.1	cf::object->attach (
429			type => cf::SAVEBED,
430			on_apply => sub {
431			my ($bed, $ob) = @_;
432
433			return cf::override 0 unless $ob->type == cf::PLAYER;
434
435	root	1.15	my $pl = $ob->contr;
436	root	1.11
437	root	1.1	# update respawn position
438	root	1.11	$pl->savebed ($bed->map->path, $bed->x, $bed->y);
439	root	1.22	cf::async { $pl->save };
440	root	1.1
441	root	1.11	$pl->killer ("left");
442	root	1.5	$ob->check_score;
443	root	1.1
444			$ob->reply (undef, "In the future, you will wake up here when you die.");
445
446	root	1.11	$pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub {
447	root	1.6	if ($_[0] !~ /^[yY]/) {
448	root	1.11	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1);
449			$pl->deactivate;
450			$pl->ns->destroy;
451	root	1.7	} else {
452	root	1.13	cf::async { $pl->save };
453	root	1.6	}
454	root	1.1	});
455			},
456			);
457
458	root	1.8	cf::player->attach (
459			on_login => sub {
460			my ($pl) = @_;
461			my $name = $pl->ob->name;
462
463			$_->ob->message ("$name has entered the game.", cf::NDI_DK_ORANGE \| cf::NDI_UNIQUE) for cf::player::list;
464			},
465			on_logout => sub {
466			my ($pl, $cleanly) = @_;
467			my $name = $pl->ob->name;
468
469			if ($cleanly) {
470			$_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE \| cf::NDI_UNIQUE) for cf::player::list;
471			} else {
472			$_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE \| cf::NDI_UNIQUE) for cf::player::list;
473	root	1.26	$pl->{unclean_save} = $cf::RUNTIME;
474	root	1.8	}
475			},
476			);
477
478	root	1.11	#############################################################################
479
480	root	1.69	our $SCHEDULE_INTERVAL = $cf::CFG{player_schedule_interval} \|\| 10; # time the player scheduler sleeps between runs
481			our $SAVE_TIMEOUT = $cf::CFG{player_save_interval} \|\| 20; # save players every n seconds
482	root	1.11
483			our $SCHEDULER = cf::async_ext {
484	root	1.68	my $schedule_interval = Coro::Event->timer (after => 1);
485	root	1.11	while () {
486	root	1.68	$schedule_interval->interval ($SCHEDULE_INTERVAL);
487	root	1.27	$schedule_interval->next;
488	root	1.11
489			# this weird form of iteration over values is used because
490			# the hash changes underneath us frequently, and for
491			# keeps a direct reference to the value without (in 5.8 perls)
492			# keeping a reference, so this is prone to crashes or worse.
493			my @players = keys %cf::PLAYER;
494			for (@players) {
495			my $pl = $cf::PLAYER{$_}
496			or next;
497			$pl->valid or next;
498
499			eval {
500			if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) {
501			$pl->save;
502	root	1.17
503	root	1.49	unless ($pl->active \|\| $pl->ns) {
504	root	1.21	# check refcounts, this is tricky and needs to be adjusted to fit server internals
505			my $ob = $pl->ob;
506	root	1.50
507	root	1.21	my $pl_ref = $pl->refcnt_cnt;
508			my $ob_ref = $ob->refcnt_cnt;
509
510	root	1.51	## pl_ref == $pl + ob->contr + %cf::PLAYER
511			## ob_ref == $ob + pl->observe + simply being an object
512	root	1.50	if ($pl_ref == 3 && $ob_ref == 3) {
513	root	1.21	warn "player-scheduler destroy ", $ob->name;#d#
514
515			# remove from sight and get fresh "copies"
516			$pl = delete $cf::PLAYER{$ob->name};
517			$ob = $pl->ob;
518
519	root	1.54	$pl->destroy; # destroys $ob
520	root	1.21	} else {
521	root	1.50	my $a_ = $pl->refcnt;#d#
522			my $b_ = $ob->refcnt;#d#
523
524	root	1.52	warn "player-scheduler refcnt ", $ob->name, " pl $pl_ref ob $ob_ref (C pl $a_ ob $b_)\n";#d#
525	root	1.21	}
526	root	1.17	}
527			}
528	root	1.11	};
529			warn $@ if $@;
530			Coro::cede;
531			};
532			}
533			};
534
535			$SCHEDULER->prio (1);
536