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 ($m, $x, $y) = @_;

   return 0;
   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) = @_;

   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 && !safe_spot $m, $x, $y) {
      if ($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#

         ($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) = @_;

   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:
***
*** 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 {
      $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?\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 0.2;
         }

         $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 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 };

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

$SCHEDULER->prio (1);

Revision:	1.78
Committed:	Mon Jan 7 01:55:19 2008 UTC (16 years, 5 months ago) by root
Branch:	MAIN
Changes since 1.77:	+5 -0 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 ($m, $x, $y) = @_;
59
60	return 0;
61	warn join ":", $m->at ($x, $y);#d#
62	warn "FOO$m { ".scalar ($m->at ($x, $y))." }\n";
63	return 0;
64
65	scalar grep $_->type == cf::SAVEBED, $m->at ($x, $y)
66	}
67
68	sub enter_map {
69	my ($pl) = @_;
70
71	my $ob = $pl->ob;
72
73	my ($map, $x, $y)
74	= $ob->{_link_pos}
75	? @{delete $ob->{_link_pos}}
76	: ($pl->maplevel, $ob->x, $ob->y);
77
78	$ob->enter_link;
79
80	my $m = cf::map::find $map;
81	my $time = delete $pl->{unclean_save};
82
83	if ($time && $m && !safe_spot $m, $x, $y) {
84	if ($time < $m->{instantiate_time}) {
85	# the map was reset in the meantime
86	my $age = $cf::RUNTIME - $time;
87
88	warn $ob->name, " map reset after logout, logout age $age (>= $MAX_DISCONNECT_TIME)\n";#d#
89
90	($map, $x, $y) = $pl->savebed;
91
92	if ($age >= $MAX_DISCONNECT_TIME) {
93	$ob->message (
94	"You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
95	. "Unfortunately, nobody was near to help you when the monsters arrived to eat you. "
96	. "Maybe you can find comfort in the thought that your body was quite satisfying in taste... "
97	. "H<You disconnected too long without having used a savebed.>",
98	cf::NDI_RED
99	);
100	# kill them.
101	# reminds me of the famous badness 10000 syndrome...
102	$ob->stats->hp (-10000); #] if they survive this they deserved to live
103	$pl->killer ("a cave-in");
104	} else {
105	$ob->message (
106	"You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
107	. "Fortunately, some friendly dwellers found you, checked your passport, and brought you to safety. "
108	. "Better use a savebed next time, much worse things could have happened... "
109	. "H<You disconnected without having used a savebed. When you do that for too long, you might die.>",
110	cf::NDI_RED
111	);
112	}
113	} else {
114	$ob->message (
115	"You didn't use a bed to reality to leave this realm. This is very dangerous, "
116	. "as lots of things could happen when you leave by other means, such as cave-ins, "
117	. "or monsters suddenly snapping your body. Better use a savebed next time. "
118	. "H<Always apply a bed of reality to disconnect from the server.>",
119	cf::NDI_RED
120	);
121	}
122	}
123
124	$ob->goto ($map, $x, $y);
125	}
126
127	# delete a player directory, be non-blocking AND synchronous...
128	# (thats hard, so we crap out and fork).
129	sub nuke_playerdir {
130	my ($user) = @_;
131
132	my $temp = "$PLAYERDIR/~$Coro::current~deleting~";
133
134	cf::fork_call {
135	rename "$PLAYERDIR/$user", $temp;
136	system "rm", "-rf", $temp;
137	};
138	}
139
140	cf::client->attach (on_addme => sub {
141	my ($ns) = @_;
142
143	if (!$ns->facecache)
144	{
145	$ns->send_drawinfo (<<EOF, cf::NDI_RED);
146
147
148	***
149	*** WARNING:
150	*** Your client does not support face/image caching,
151	*** or it has been disabled. Face caching is mandatory
152	*** so please enable it or use a newer client.
153	***
154	*** Look at your client preferences:
155	***
156	*** CFPlus: all known versions automatically enable the facecache.
157	*** cfclient: use the -cache commandline option.
158	*** cfclient: map will not redraw automatically (bug).
159	*** gcfclient: use -cache commandline option, or enable
160	*** gcfclient: Client => Configure => Map & Image => Cache Images.
161	*** jcrossclient: your client is broken, use CFPlus or gcfclient.
162	***
163	***
164	EOF
165	if ($ns->version =~ /jcrossclient/) {
166	# let them, for now
167	} else {
168	$ns->flush;
169	return $ns->destroy;
170	}
171
172	# $ns->facecache = true;
173	}
174
175	if ($ns->mapmode < cf::Map1aCmd) {
176	$ns->send_drawinfo (<<EOF, cf::NDI_RED);
177
178
179	***
180	*** WARNING:
181	*** Your client is too old. Please upgrade to a newer version.
182	EOF
183
184	$ns->flush;
185	return $ns->destroy;
186	}
187
188	$ns->pl and return $ns->destroy;
189
190	$ns->async (sub {
191	$Coro::current->{desc} = "addme init";
192
193	my ($user, $pass);
194
195	$ns->send_packet ("addme_success");
196
197	for (;;) {
198	$ns->send_drawinfo (
199	"Please enter your username now. If you are a new user, "
200	. "make one up that describes your character best. "
201	. "Only letters and digits are allowed, though.",
202	cf::NDI_BLUE
203	);
204
205	# read username
206	while () {
207	$user = query $ns, 0, "What is your name?\n:";
208
209	if ($cf::LOGIN_LOCK{$user}) {
210	$ns->send_drawinfo (
211	"That username is currently used in another login session. "
212	. "Chose another, or wait till the other session has ended.",
213	cf::NDI_RED
214	);
215	} elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}\z/) {
216	last;
217	} else {
218	$ns->send_drawinfo (
219	"Your username contains illegal characters "
220	. "(only a-z, A-Z and 0-9 are allowed), "
221	. "or is not between 3 and 18 characters in length.",
222	cf::NDI_RED
223	);
224	}
225	Coro::Timer::sleep 0.4;
226	}
227
228	check_playing $ns, $user and next;
229
230	$Coro::current->{desc} = "addme($user) pass";
231
232	$ns->send_drawinfo (
233	"Welcome $user, please enter your password now. "
234	. "New users should now choose a password. "
235	. "Anything your client lets you enter is fine.",
236	cf::NDI_BLUE
237	);
238
239	# read password
240	while () {
241	$pass = query $ns, cf::CS_QUERY_HIDEINPUT, "What is your password?\n:";
242	last if $pass =~ /.../;
243	$ns->send_drawinfo (
244	"Try to use at least three characters as your password please, "
245	. "that cannot be too much to ask for :)",
246	cf::NDI_RED
247	);
248	Coro::Timer::sleep 0.4;
249	}
250
251	# lock this username for the remainder of this login session
252	if ($cf::LOGIN_LOCK{$user}) {
253	$ns->send_drawinfo (
254	"That username is currently used in another login session. "
255	. "Chose another, or wait till the other session has ended.",
256	cf::NDI_RED
257	);
258	next;
259	}
260	local $cf::LOGIN_LOCK{$user} = 1;
261
262	check_playing $ns, $user and next;
263
264	$Coro::current->{desc} = "addme($user) check";
265
266	# try to read the user file and check the password
267	if (my $pl = cf::player::find $user) {
268	aio_stat $pl->path and next;
269	my $mtime = (stat _)[9];
270	my $hash = $pl->password;
271
272	if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) {
273	nuke_str $pass;
274	# password matches, wonderful
275	my $pl = cf::player::find $user or next;
276	$pl->connect ($ns);
277	enter_map $pl;
278	last;
279	} elsif (can_cleanup $pl, $mtime) {
280	Coro::Timer::sleep 1;
281
282	$ns->send_drawinfo (
283	"Player exists, but password does not match. If this is your account, "
284	. "please try again. If not, you can now decide to take over this account "
285	. "because it has not been in-use for some time.",
286	cf::NDI_RED
287	);
288
289	#TODO: nuke_str
290	(query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/
291	or next;
292
293	# check if the file hasn't changed
294	aio_stat cf::player::path $user and next;
295	$mtime == (stat _)[9] or next;
296
297	$pl->quit_character;
298
299	# fall through to creation
300	} else {
301	nuke_str $pass;
302
303	Coro::Timer::sleep 1;
304
305	$ns->send_drawinfo (
306	"Wrong username or password. Please try again "
307	. "(check for Numlock and other semi-obvious error sources).",
308	cf::NDI_RED
309	);
310	next;
311	}
312	} else {
313	# unable to load the playerfile:
314	# check wether the player dir exists, which means the file is corrupted or
315	# something very similar.
316	if (!aio_stat cf::player::playerdir $user) {
317	$ns->send_drawinfo (
318	"Unable to retrieve this player. It might be a locked or broken account. "
319	. "If this is your account, ask a dungeon master for assistance. "
320	. "Otherwise choose a different login name.",
321	cf::NDI_RED
322	);
323	next;
324	}
325	}
326
327	# the rest of this function is character creation
328	$Coro::current->{desc} = "addme($user) chargen";
329
330	# just to make sure nothing is left over
331	nuke_playerdir $user;
332
333	my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again.";
334
335	if ($pass2 ne $pass) {
336	nuke_str $pass;
337	nuke_str $pass2;
338	$ns->send_drawinfo (
339	"The passwords do not match, please try again.",
340	cf::NDI_RED
341	);
342	Coro::Timer::sleep 0.5;
343	next;
344	}
345
346	nuke_str $pass2;
347
348	my $pl = cf::player::new $user;
349	$pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]);
350	nuke_str $pass;
351	$pl->connect ($ns);
352	my $ob = $pl->ob;
353
354	$ob->goto ($pl->maplevel, $ob->x, $ob->y);
355
356	while () {
357	$ob->update_stats;
358	$pl->save_stats;
359
360	my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
361	"[y] to roll new stats [n] to use stats\n[1-7] [1-7] to swap stats.\nRoll again (y/n/1-7)?";
362
363	if ($res =~ /^[Nn]/) {
364	last;
365	} elsif ($res > 0 && $res <= 7) {
366	my $swap = query $ns, cf::CS_QUERY_SINGLECHAR, "Swap stat with (will not roll new stats) [1-7]?";
367
368	if ($swap > 0 && $swap <= 7) {
369	$ob->swap_stats ($res - 1, $swap - 1);
370	}
371	} else {
372	$ob->roll_stats;
373	}
374
375	Coro::Timer::sleep 0.2;
376	}
377
378	$ob->set_animation (2);
379	$ob->add_statbonus;
380
381	while () {
382	$ns->send_msg ("chargen-race-title", ucfirst $pl->title, -1);
383	my $msg = $ob->msg;
384	$msg =~ s/(?<=\S)\n(?=\S)/ /g;
385	$ns->send_msg ("chargen-race-description", $msg, cf::NDI_BLUE);
386
387	my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
388	"Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n";
389
390	last if $res =~ /[dD]/;
391
392	$pl->chargen_race_next;
393	Coro::Timer::sleep 0.2;
394	}
395
396	$pl->chargen_race_done;
397
398	while () {
399	my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
400	"Now choose a gender.\nPress 'f' to become female, and 'm' to become male.\n";
401
402	if ($res =~ /^[fF]/) {
403	$pl->gender (1);
404	last;
405	} elsif ($res =~ /^[mM]/) {
406	$pl->gender (0);
407	last;
408	}
409	Coro::Timer::sleep 0.2;
410	}
411
412	$ob->reply (undef, "Welcome to Deliantra!");
413
414	delete $pl->{deny_save};
415
416	last;
417	}
418	});
419	});
420
421	cf::register_command quit => sub {
422	my ($ob, $arg) = @_;
423
424	$ob->reply (undef,
425	"Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. "
426	. "If you are sure you want to do this, then use the quit_character command instead of quit.",
427	cf::NDI_UNIQUE \| cf::NDI_RED);
428	};
429
430	cf::register_command quit_character => sub {
431	my ($ob, $arg) = @_;
432
433	my $pl = $ob->contr;
434
435	$pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub {
436	if ($_[0] !~ /^[yY]/) {
437	$ob->reply (undef,
438	"Ok, not not quitting then.",
439	cf::NDI_UNIQUE \| cf::NDI_RED);
440	} else {
441	$ob->reply (undef,
442	"Ok, quitting, hope to see you again.",
443	cf::NDI_UNIQUE \| cf::NDI_RED);
444	$pl->ns->flush;
445	cf::async { $pl->quit_character };
446	}
447	});
448	};
449
450	cf::object->attach (
451	type => cf::SAVEBED,
452	on_apply => sub {
453	my ($bed, $ob) = @_;
454
455	return cf::override 0 unless $ob->type == cf::PLAYER;
456
457	my $pl = $ob->contr;
458
459	# update respawn position
460	$pl->savebed ($bed->map->path, $bed->x, $bed->y);
461	cf::async { $pl->save };
462
463	$pl->killer ("left");
464	$ob->check_score;
465
466	$ob->reply (undef, "In the future, you will wake up here when you die.");
467
468	$pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub {
469	if ($_[0] !~ /^[yY]/) {
470	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1);
471	$pl->deactivate;
472	$pl->ns->destroy;
473	} else {
474	cf::async { $pl->save };
475	}
476	});
477	},
478	);
479
480	cf::player->attach (
481	on_login => sub {
482	my ($pl) = @_;
483	my $name = $pl->ob->name;
484
485	$_->ob->message ("$name has entered the game.", cf::NDI_DK_ORANGE \| cf::NDI_UNIQUE) for cf::player::list;
486	},
487	on_logout => sub {
488	my ($pl, $cleanly) = @_;
489	my $name = $pl->ob->name;
490
491	if ($cleanly) {
492	$_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE \| cf::NDI_UNIQUE) for cf::player::list;
493	} else {
494	$_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE \| cf::NDI_UNIQUE) for cf::player::list;
495	$pl->{unclean_save} = $cf::RUNTIME;
496	}
497	},
498	);
499
500	#############################################################################
501
502	our $SCHEDULE_INTERVAL = $cf::CFG{player_schedule_interval} \|\| 10; # time the player scheduler sleeps between runs
503	our $SAVE_TIMEOUT = $cf::CFG{player_save_interval} \|\| 20; # save players every n seconds
504
505	our $SCHEDULER = cf::async_ext {
506	$Coro::current->{desc} = "player scheduler";
507
508	while () {
509	Coro::EV::timer_once $SCHEDULE_INTERVAL;
510
511	# this weird form of iteration over values is used because
512	# the hash changes underneath us frequently, and for
513	# keeps a direct reference to the value without (in 5.8 perls)
514	# keeping a reference, so this is prone to crashes or worse.
515	my @players = keys %cf::PLAYER;
516	for (@players) {
517	my $pl = $cf::PLAYER{$_}
518	or next;
519	$pl->valid or next;
520
521	eval {
522	if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) {
523	$pl->save;
524
525	unless ($pl->active \|\| $pl->ns) {
526	# check refcounts, this is tricky and needs to be adjusted to fit server internals
527	my $ob = $pl->ob;
528
529	my $pl_ref = $pl->refcnt_cnt;
530	my $ob_ref = $ob->refcnt_cnt;
531
532	## pl_ref == $pl + ob->contr + %cf::PLAYER
533	## ob_ref == $ob + pl->observe + simply being an object
534	if ($pl_ref == 3 && $ob_ref == 3) {
535	warn "player-scheduler destroy ", $ob->name;#d#
536
537	# remove from sight and get fresh "copies"
538	$pl = delete $cf::PLAYER{$ob->name};
539	$ob = $pl->ob;
540
541	$pl->destroy; # destroys $ob
542	} else {
543	my $a_ = $pl->refcnt;#d#
544	my $b_ = $ob->refcnt;#d#
545
546	warn "player-scheduler refcnt ", $ob->name, " pl $pl_ref ob $ob_ref (C pl $a_ ob $b_)\n";#d#
547	}
548	}
549	}
550	};
551	warn $@ if $@;
552	Coro::cede;
553	};
554	}
555	};
556
557	$SCHEDULER->prio (1);
558