… | |
… | |
15 | package CFPlus; |
15 | package CFPlus; |
16 | |
16 | |
17 | use Carp (); |
17 | use Carp (); |
18 | |
18 | |
19 | BEGIN { |
19 | BEGIN { |
20 | $VERSION = '0.52'; |
20 | $VERSION = '0.97'; |
21 | |
21 | |
22 | use XSLoader; |
22 | use XSLoader; |
23 | XSLoader::load "CFPlus", $VERSION; |
23 | XSLoader::load "CFPlus", $VERSION; |
24 | } |
24 | } |
25 | |
25 | |
|
|
26 | use utf8; |
|
|
27 | |
|
|
28 | use AnyEvent (); |
|
|
29 | use Pod::POM (); |
|
|
30 | use File::Path (); |
|
|
31 | use Storable (); # finally |
|
|
32 | use Fcntl (); |
|
|
33 | |
26 | BEGIN { |
34 | BEGIN { |
27 | $SIG{__DIE__} = sub { |
35 | use Crossfire::Protocol::Base (); |
28 | return if CFPlus::in_destruct; |
36 | *to_json = \&Crossfire::Protocol::Base::to_json; |
29 | #CFPlus::fatal $_[0];#d# |
37 | *from_json = \&Crossfire::Protocol::Base::from_json; |
30 | CFPlus::error Carp::longmess $_[0];#d# |
|
|
31 | die;#d# |
|
|
32 | }; |
|
|
33 | } |
38 | } |
34 | |
|
|
35 | use utf8; |
|
|
36 | |
|
|
37 | use AnyEvent (); |
|
|
38 | use BerkeleyDB; |
|
|
39 | use Pod::POM (); |
|
|
40 | use Scalar::Util (); |
|
|
41 | use Storable (); # finally |
|
|
42 | |
39 | |
43 | =item guard { BLOCK } |
40 | =item guard { BLOCK } |
44 | |
41 | |
45 | Returns an object that executes the given block as soon as it is destroyed. |
42 | Returns an object that executes the given block as soon as it is destroyed. |
46 | |
43 | |
… | |
… | |
50 | bless \(my $cb = $_[0]), "CFPlus::Guard" |
47 | bless \(my $cb = $_[0]), "CFPlus::Guard" |
51 | } |
48 | } |
52 | |
49 | |
53 | sub CFPlus::Guard::DESTROY { |
50 | sub CFPlus::Guard::DESTROY { |
54 | ${$_[0]}->() |
51 | ${$_[0]}->() |
|
|
52 | } |
|
|
53 | |
|
|
54 | =item shorten $string[, $maxlength] |
|
|
55 | |
|
|
56 | =cut |
|
|
57 | |
|
|
58 | sub shorten($;$) { |
|
|
59 | my ($str, $len) = @_; |
|
|
60 | substr $str, $len, (length $str), "..." if $len + 3 <= length $str; |
|
|
61 | $str |
55 | } |
62 | } |
56 | |
63 | |
57 | sub asxml($) { |
64 | sub asxml($) { |
58 | local $_ = $_[0]; |
65 | local $_ = $_[0]; |
59 | |
66 | |
… | |
… | |
64 | $_ |
71 | $_ |
65 | } |
72 | } |
66 | |
73 | |
67 | sub socketpipe() { |
74 | sub socketpipe() { |
68 | socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC |
75 | socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC |
69 | or die "cannot establish bidiretcional pipe: $!\n"; |
76 | or die "cannot establish bidirectional pipe: $!\n"; |
70 | |
77 | |
71 | ($fh1, $fh2) |
78 | ($fh1, $fh2) |
72 | } |
79 | } |
73 | |
80 | |
74 | sub background(&) { |
81 | sub background(&;&) { |
75 | my ($cb) = @_; |
82 | my ($bg, $cb) = @_; |
76 | |
83 | |
77 | my ($fh_r, $fh_w) = CFPlus::socketpipe; |
84 | my ($fh_r, $fh_w) = CFPlus::socketpipe; |
78 | |
85 | |
79 | my $pid = fork; |
86 | my $pid = fork; |
80 | |
87 | |
81 | if (defined $pid && !$pid) { |
88 | if (defined $pid && !$pid) { |
82 | $SIG{__DIE__} = sub { |
89 | local $SIG{__DIE__}; |
83 | my $msg = $_[0]; |
|
|
84 | $msg =~ s/\n+/\n/; |
|
|
85 | warn "FATAL: $msg"; |
|
|
86 | CFPlus::_exit 99; |
|
|
87 | }; |
|
|
88 | |
90 | |
89 | open STDOUT, ">&", $fh_w; |
91 | open STDOUT, ">&", $fh_w; |
90 | open STDERR, ">&", $fh_w; |
92 | open STDERR, ">&", $fh_w; |
91 | close $fh_r; |
93 | close $fh_r; |
92 | close $fh_w; |
94 | close $fh_w; |
93 | |
95 | |
94 | $| = 1; |
96 | $| = 1; |
95 | |
97 | |
96 | $cb->(); |
98 | eval { $bg->() }; |
|
|
99 | |
|
|
100 | if ($@) { |
|
|
101 | my $msg = $@; |
|
|
102 | $msg =~ s/\n+/\n/; |
|
|
103 | warn "FATAL: $msg"; |
|
|
104 | CFPlus::_exit 1; |
|
|
105 | } |
97 | |
106 | |
98 | # win32 is fucked up, of course. exit will clean stuff up, |
107 | # win32 is fucked up, of course. exit will clean stuff up, |
99 | # which destroys our database etc. _exit will exit ALL |
108 | # which destroys our database etc. _exit will exit ALL |
100 | # forked processes, because of the dreaded fork emulation. |
109 | # forked processes, because of the dreaded fork emulation. |
101 | CFPlus::_exit 0; |
110 | CFPlus::_exit 0; |
102 | } |
111 | } |
103 | |
112 | |
104 | close $fh_w; |
113 | close $fh_w; |
105 | |
114 | |
106 | my $buffer; |
115 | my $buffer; |
107 | |
116 | |
108 | Event->io (fd => $fh_r, poll => 'r', cb => sub { |
117 | my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub { |
109 | unless (sysread $fh_r, $buffer, 4096, length $buffer) { |
118 | unless (sysread $fh_r, $buffer, 4096, length $buffer) { |
110 | $_[0]->w->cancel; |
119 | undef $w; |
111 | $buffer .= "done\n"; |
120 | $cb->(); |
|
|
121 | return; |
112 | } |
122 | } |
113 | |
123 | |
114 | while ($buffer =~ s/^(.*)\n//) { |
124 | while ($buffer =~ s/^(.*)\n//) { |
115 | my $line = $1; |
125 | my $line = $1; |
|
|
126 | $line =~ s/\s+$//; |
116 | utf8::decode $line; |
127 | utf8::decode $line; |
|
|
128 | if ($line =~ /^\x{e877}json_msg (.*)$/s) { |
|
|
129 | $cb->(JSON::XS->new->allow_nonref->decode ($1)); |
|
|
130 | } else { |
117 | ::message ({ |
131 | ::message ({ |
118 | markup => "editor($pid): " . CFPlus::asxml $line, |
132 | markup => "background($pid): " . CFPlus::asxml $line, |
|
|
133 | }); |
119 | }); |
134 | } |
120 | } |
135 | } |
121 | }); |
136 | }); |
122 | } |
137 | } |
123 | |
138 | |
124 | package CFPlus::Database; |
139 | sub background_msg { |
|
|
140 | my ($msg) = @_; |
125 | |
141 | |
126 | our @ISA = BerkeleyDB::Btree::; |
142 | $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg); |
127 | |
143 | $msg =~ s/\n//g; |
128 | sub get($$) { |
144 | utf8::encode $msg; |
129 | my $data; |
145 | print $msg, "\n"; |
130 | |
|
|
131 | $_[0]->db_get ($_[1], $data) == 0 |
|
|
132 | ? $data |
|
|
133 | : () |
|
|
134 | } |
|
|
135 | |
|
|
136 | my %DB_SYNC; |
|
|
137 | |
|
|
138 | sub put($$$) { |
|
|
139 | my ($db, $key, $data) = @_; |
|
|
140 | |
|
|
141 | my $hkey = $db + 0; |
|
|
142 | Scalar::Util::weaken $db; |
|
|
143 | $DB_SYNC{$hkey} ||= AnyEvent->timer (after => 5, cb => sub { |
|
|
144 | delete $DB_SYNC{$hkey}; |
|
|
145 | $db->db_sync if $db; |
|
|
146 | }); |
|
|
147 | |
|
|
148 | $db->db_put ($key => $data) |
|
|
149 | } |
146 | } |
150 | |
147 | |
151 | package CFPlus; |
148 | package CFPlus; |
152 | |
149 | |
153 | sub find_rcfile($) { |
150 | sub find_rcfile($) { |
… | |
… | |
157 | $path = "$_/CFPlus/resources/$_[0]"; |
154 | $path = "$_/CFPlus/resources/$_[0]"; |
158 | return $path if -r $path; |
155 | return $path if -r $path; |
159 | } |
156 | } |
160 | |
157 | |
161 | die "FATAL: can't find required file $_[0]\n"; |
158 | die "FATAL: can't find required file $_[0]\n"; |
162 | } |
|
|
163 | |
|
|
164 | BEGIN { |
|
|
165 | use Crossfire::Protocol::Base (); |
|
|
166 | *to_json = \&Crossfire::Protocol::Base::to_json; |
|
|
167 | *from_json = \&Crossfire::Protocol::Base::from_json; |
|
|
168 | } |
159 | } |
169 | |
160 | |
170 | sub read_cfg { |
161 | sub read_cfg { |
171 | my ($file) = @_; |
162 | my ($file) = @_; |
172 | |
163 | |
… | |
… | |
214 | or return; |
205 | or return; |
215 | |
206 | |
216 | $ENV{http_proxy} = $proxy; |
207 | $ENV{http_proxy} = $proxy; |
217 | } |
208 | } |
218 | |
209 | |
219 | our $DB_ENV; |
210 | sub lwp_useragent { |
220 | our $DB_STATE; |
211 | require LWP::UserAgent; |
|
|
212 | |
|
|
213 | CFPlus::set_proxy; |
221 | |
214 | |
222 | sub db_table($) { |
215 | my $ua = LWP::UserAgent->new ( |
|
|
216 | agent => "cfplus $VERSION", |
|
|
217 | keep_alive => 1, |
|
|
218 | env_proxy => 1, |
|
|
219 | timeout => 30, |
|
|
220 | ); |
|
|
221 | } |
|
|
222 | |
|
|
223 | sub lwp_check($) { |
223 | my ($table) = @_; |
224 | my ($res) = @_; |
224 | |
225 | |
225 | $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge; |
226 | $res->is_error |
|
|
227 | and die $res->status_line; |
226 | |
228 | |
227 | new CFPlus::Database |
229 | $res |
228 | -Env => $DB_ENV, |
|
|
229 | -Filename => $table, |
|
|
230 | # -Filename => "database", |
|
|
231 | # -Subname => $table, |
|
|
232 | -Property => DB_CHKSUM, |
|
|
233 | -Flags => DB_CREATE | DB_UPGRADE, |
|
|
234 | or die "unable to create/open database table $_[0]: $BerkeleyDB::Error" |
|
|
235 | } |
230 | } |
236 | |
231 | |
237 | { |
232 | sub fh_nonblocking($$) { |
238 | use strict; |
233 | my ($fh, $nb) = @_; |
239 | |
234 | |
240 | mkdir "$Crossfire::VARDIR/cfplus", 0777; |
235 | if ($^O eq "MSWin32") { |
241 | my $recover = $BerkeleyDB::db_version >= 4.4 |
236 | $nb = (! ! $nb) + 0; |
242 | ? eval "DB_REGISTER | DB_RECOVER" |
237 | ioctl $fh, 0x8004667e, $nb; # FIONBIO |
243 | : 0; |
238 | } else { |
|
|
239 | fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0; |
|
|
240 | } |
244 | |
241 | |
245 | $DB_ENV = new BerkeleyDB::Env |
|
|
246 | -Home => "$Crossfire::VARDIR/cfplus", |
|
|
247 | -Cachesize => 1_000_000, |
|
|
248 | -ErrFile => "$Crossfire::VARDIR/cfplus/errorlog.txt", |
|
|
249 | # -ErrPrefix => "DATABASE", |
|
|
250 | -Verbose => 1, |
|
|
251 | -Flags => DB_CREATE | DB_RECOVER | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN | $recover, |
|
|
252 | -SetFlags => DB_AUTO_COMMIT | DB_LOG_AUTOREMOVE, |
|
|
253 | or die "unable to create/open database home $Crossfire::VARDIR/cfplus: $BerkeleyDB::Error"; |
|
|
254 | |
|
|
255 | $DB_STATE = db_table "state"; |
|
|
256 | } |
242 | } |
257 | |
243 | |
258 | package CFPlus::Layout; |
244 | package CFPlus::Layout; |
259 | |
245 | |
260 | $CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub { |
246 | $CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub { |
261 | reset_glyph_cache; |
247 | reset_glyph_cache; |
262 | }; |
248 | }; |
263 | |
249 | |
264 | package CFPlus::Item; |
|
|
265 | |
|
|
266 | use strict; |
|
|
267 | use Crossfire::Protocol::Constants; |
|
|
268 | |
|
|
269 | my $last_enter_count = 1; |
|
|
270 | |
|
|
271 | sub desc_string { |
|
|
272 | my ($self) = @_; |
|
|
273 | |
|
|
274 | my $desc = |
|
|
275 | $self->{nrof} < 2 |
|
|
276 | ? $self->{name} |
|
|
277 | : "$self->{nrof} × $self->{name_pl}"; |
|
|
278 | |
|
|
279 | $self->{flags} & F_OPEN |
|
|
280 | and $desc .= " (open)"; |
|
|
281 | $self->{flags} & F_APPLIED |
|
|
282 | and $desc .= " (applied)"; |
|
|
283 | $self->{flags} & F_UNPAID |
|
|
284 | and $desc .= " (unpaid)"; |
|
|
285 | $self->{flags} & F_MAGIC |
|
|
286 | and $desc .= " (magic)"; |
|
|
287 | $self->{flags} & F_CURSED |
|
|
288 | and $desc .= " (cursed)"; |
|
|
289 | $self->{flags} & F_DAMNED |
|
|
290 | and $desc .= " (damned)"; |
|
|
291 | $self->{flags} & F_LOCKED |
|
|
292 | and $desc .= " *"; |
|
|
293 | |
|
|
294 | $desc |
|
|
295 | } |
|
|
296 | |
|
|
297 | sub weight_string { |
|
|
298 | my ($self) = @_; |
|
|
299 | |
|
|
300 | my $weight = ($self->{nrof} || 1) * $self->{weight}; |
|
|
301 | |
|
|
302 | $weight < 0 ? "?" : $weight * 0.001 |
|
|
303 | } |
|
|
304 | |
|
|
305 | sub do_n_dialog { |
|
|
306 | my ($cb) = @_; |
|
|
307 | |
|
|
308 | my $w = new CFPlus::UI::Toplevel |
|
|
309 | on_delete => sub { $_[0]->destroy; 1 }, |
|
|
310 | has_close_button => 1, |
|
|
311 | ; |
|
|
312 | |
|
|
313 | $w->add (my $vb = new CFPlus::UI::VBox x => "center", y => "center"); |
|
|
314 | $vb->add (new CFPlus::UI::Label text => "Enter item count:"); |
|
|
315 | $vb->add (my $entry = new CFPlus::UI::Entry |
|
|
316 | text => $last_enter_count, |
|
|
317 | on_activate => sub { |
|
|
318 | my ($entry) = @_; |
|
|
319 | $last_enter_count = $entry->get_text; |
|
|
320 | $cb->($last_enter_count); |
|
|
321 | $w->hide; |
|
|
322 | $w->destroy; |
|
|
323 | |
|
|
324 | 0 |
|
|
325 | }, |
|
|
326 | on_escape => sub { $w->destroy; 1 }, |
|
|
327 | ); |
|
|
328 | $entry->grab_focus; |
|
|
329 | $w->show; |
|
|
330 | } |
|
|
331 | |
|
|
332 | sub update_widgets { |
|
|
333 | my ($self) = @_; |
|
|
334 | |
|
|
335 | # necessary to avoid cyclic references |
|
|
336 | Scalar::Util::weaken $self; |
|
|
337 | |
|
|
338 | my $button_cb = sub { |
|
|
339 | my (undef, $ev, $x, $y) = @_; |
|
|
340 | |
|
|
341 | my $targ = $::CONN->{player}{tag}; |
|
|
342 | |
|
|
343 | if ($self->{container} == $::CONN->{player}{tag}) { |
|
|
344 | $targ = $::CONN->{open_container}; |
|
|
345 | } |
|
|
346 | |
|
|
347 | if (($ev->{mod} & CFPlus::KMOD_SHIFT) && $ev->{button} == 1) { |
|
|
348 | $::CONN->send ("move $targ $self->{tag} 0") |
|
|
349 | if $targ || !($self->{flags} & F_LOCKED); |
|
|
350 | } elsif (($ev->{mod} & CFPlus::KMOD_SHIFT) && $ev->{button} == 2) { |
|
|
351 | $self->{flags} & F_LOCKED |
|
|
352 | ? $::CONN->send ("lock " . pack "CN", 0, $self->{tag}) |
|
|
353 | : $::CONN->send ("lock " . pack "CN", 1, $self->{tag}) |
|
|
354 | } elsif ($ev->{button} == 1) { |
|
|
355 | $::CONN->send ("examine $self->{tag}"); |
|
|
356 | } elsif ($ev->{button} == 2) { |
|
|
357 | $::CONN->send ("apply $self->{tag}"); |
|
|
358 | } elsif ($ev->{button} == 3) { |
|
|
359 | my $move_prefix = $::CONN->{open_container} ? 'put' : 'drop'; |
|
|
360 | if ($self->{container} == $::CONN->{open_container}) { |
|
|
361 | $move_prefix = "take"; |
|
|
362 | } |
|
|
363 | |
|
|
364 | my @menu_items = ( |
|
|
365 | ["examine", sub { $::CONN->send ("examine $self->{tag}") }], |
|
|
366 | ["mark", sub { $::CONN->send ("mark ". pack "N", $self->{tag}) }], |
|
|
367 | ["ignite/thaw", # first try of an easier use of flint&steel |
|
|
368 | sub { |
|
|
369 | $::CONN->send ("mark ". pack "N", $self->{tag}); |
|
|
370 | $::CONN->send ("command apply flint and steel"); |
|
|
371 | } |
|
|
372 | ], |
|
|
373 | ["inscribe", # first try of an easier use of flint&steel |
|
|
374 | sub { |
|
|
375 | &::open_string_query ("Text to inscribe", sub { |
|
|
376 | my ($entry, $txt) = @_; |
|
|
377 | $::CONN->send ("mark ". pack "N", $self->{tag}); |
|
|
378 | $::CONN->send ("command use_skill inscription $txt"); |
|
|
379 | }); |
|
|
380 | } |
|
|
381 | ], |
|
|
382 | ["rename", # first try of an easier use of flint&steel |
|
|
383 | sub { |
|
|
384 | &::open_string_query ("Rename item to:", sub { |
|
|
385 | my ($entry, $txt) = @_; |
|
|
386 | $::CONN->send ("mark ". pack "N", $self->{tag}); |
|
|
387 | $::CONN->send ("command rename to <$txt>"); |
|
|
388 | }, $self->{name}, |
|
|
389 | "If you input no name or erase the current custom name, the custom name will be unset"); |
|
|
390 | } |
|
|
391 | ], |
|
|
392 | ["apply", sub { $::CONN->send ("apply $self->{tag}") }], |
|
|
393 | ( |
|
|
394 | $self->{flags} & F_LOCKED |
|
|
395 | ? ( |
|
|
396 | ["unlock", sub { $::CONN->send ("lock " . pack "CN", 0, $self->{tag}) }], |
|
|
397 | ) |
|
|
398 | : ( |
|
|
399 | ["lock", sub { $::CONN->send ("lock " . pack "CN", 1, $self->{tag}) }], |
|
|
400 | ["$move_prefix all", sub { $::CONN->send ("move $targ $self->{tag} 0") }], |
|
|
401 | ["$move_prefix <n>", |
|
|
402 | sub { |
|
|
403 | do_n_dialog (sub { $::CONN->send ("move $targ $self->{tag} $_[0]") }) |
|
|
404 | } |
|
|
405 | ] |
|
|
406 | ) |
|
|
407 | ), |
|
|
408 | ); |
|
|
409 | |
|
|
410 | CFPlus::UI::Menu->new (items => \@menu_items)->popup ($ev); |
|
|
411 | } |
|
|
412 | |
|
|
413 | 1 |
|
|
414 | }; |
|
|
415 | |
|
|
416 | my $tooltip_std = "<small>" |
|
|
417 | . "Left click - examine item\n" |
|
|
418 | . "Shift-Left click - " . ($self->{container} ? "move or drop" : "take") . " item\n" |
|
|
419 | . "Middle click - apply\n" |
|
|
420 | . "Shift-Middle click - lock/unlock\n" |
|
|
421 | . "Right click - further options" |
|
|
422 | . "</small>\n"; |
|
|
423 | |
|
|
424 | my $bg = $self->{flags} & F_CURSED ? [1 , 0 , 0, 0.5] |
|
|
425 | : $self->{flags} & F_MAGIC ? [0.2, 0.2, 1, 0.5] |
|
|
426 | : undef; |
|
|
427 | |
|
|
428 | $self->{face_widget} ||= new CFPlus::UI::Face |
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429 | can_events => 1, |
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430 | can_hover => 1, |
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431 | anim => $self->{anim}, |
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432 | animspeed => $self->{animspeed}, # TODO# must be set at creation time |
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433 | on_button_down => $button_cb, |
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434 | ; |
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435 | $self->{face_widget}{bg} = $bg; |
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436 | $self->{face_widget}{face} = $self->{face}; |
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437 | $self->{face_widget}{anim} = $self->{anim}; |
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438 | $self->{face_widget}{animspeed} = $self->{animspeed}; |
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439 | $self->{face_widget}->set_tooltip ( |
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440 | "<b>Face/Animation.</b>\n" |
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441 | . "Item uses face #$self->{face}. " |
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442 | . ($self->{animspeed} ? "Item uses animation #$self->{anim} at " . (1 / $self->{animspeed}) . "fps. " : "Item is not animated. ") |
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443 | . "\n\n$tooltip_std" |
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444 | ); |
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445 | |
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446 | $self->{desc_widget} ||= new CFPlus::UI::Label |
|
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447 | can_events => 1, |
|
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448 | can_hover => 1, |
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449 | ellipsise => 2, |
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450 | align => -1, |
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451 | on_button_down => $button_cb, |
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452 | ; |
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453 | my $desc = CFPlus::Item::desc_string $self; |
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454 | $self->{desc_widget}{bg} = $bg; |
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455 | $self->{desc_widget}->set_text ($desc); |
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456 | $self->{desc_widget}->set_tooltip ("<b>$desc</b>.\n$tooltip_std"); |
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457 | |
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458 | $self->{weight_widget} ||= new CFPlus::UI::Label |
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459 | can_events => 1, |
|
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460 | can_hover => 1, |
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461 | ellipsise => 0, |
|
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462 | align => 0, |
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463 | on_button_down => $button_cb, |
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464 | ; |
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465 | $self->{weight_widget}{bg} = $bg; |
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466 | $self->{weight_widget}->set_text (CFPlus::Item::weight_string $self); |
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467 | $self->{weight_widget}->set_tooltip ( |
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468 | "<b>Weight</b>.\n" |
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469 | . ($self->{weight} >= 0 ? "One item weighs $self->{weight}g. " : "You have no idea how much this weighs. ") |
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470 | . ($self->{nrof} ? "You have $self->{nrof} of it. " : "Item cannot stack with others of it's kind. ") |
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471 | . "\n\n$tooltip_std" |
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472 | ); |
|
|
473 | } |
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474 | |
|
|
475 | 1; |
250 | 1; |
476 | |
251 | |
477 | =back |
252 | =back |
478 | |
253 | |
479 | =head1 AUTHOR |
254 | =head1 AUTHOR |