2 # Misc.pl: Miscellaneous stuff.
5 # NOTE: Based on code by Kevin Lenzo & Patrick Cole (c) 1997
8 if (&IsParam("useStrict")) { use strict; }
12 my $file = $bot_misc_dir."/blootbot.help";
15 # crude hack for pSReply() to work as expected.
16 $msgType = "private" if ($msgType eq "public");
18 if (!open(FILE, $file)) {
19 &ERROR("FAILED loadHelp ($file): $!");
23 while (defined(my $help = <FILE>)) {
24 $help =~ s/^[\# ].*//;
27 my ($key, $val) = split(/:/, $help, 2);
30 $val =~ s/^D:/\002 Desc\002:/;
31 $val =~ s/^E:/\002Example\002:/;
32 $val =~ s/^N:/\002 NOTE\002:/;
33 $val =~ s/^U:/\002 Usage\002:/;
38 $help{$key} = "" if (!exists $help{$key});
39 $help{$key} .= $val."\n";
43 if (!defined $topic or $topic eq "") {
44 &msg($who, $help{'main'});
48 my $count = scalar(keys %help);
50 foreach (sort keys %help) {
52 $reply = scalar(@array) ." topics: ".
53 join("\002,\002 ", @array);
56 if (length $reply > 400 or $count == $i) {
65 $topic = &fixString(lc $topic);
67 if (exists $help{$topic}) {
68 foreach (split /\n/, $help{$topic}) {
69 &performStrictReply($_);
72 &pSReply("no help on $topic. Use 'help' without arguments.");
81 ### TODO: gotta hate an if statement.
82 if ($pathnfile =~ /(.*)\/(.*?)$/) {
90 if ($no_timehires) { # fallback.
92 } else { # the real thing.
93 return [gettimeofday()];
98 my($start_time) = shift;
100 if ($no_timehires) { # fallback.
101 return time() - $start_time;
102 } else { # the real thing.
103 return tv_interval ($start_time);
112 # Usage; &formListReply($rand, $prefix, @list);
114 my($rand, $prefix, @list) = @_;
115 my $total = scalar @list;
116 my $maxshow = $param{'maxListReplyCount'} || 10;
117 my $maxlen = $param{'maxListReplyLength'} || 400;
121 return $prefix ."returned no results." unless ($total);
126 foreach (&makeRandom($total)) {
127 push(@rand, $list[$_]);
128 last if (scalar @rand == $maxshow);
131 } elsif ($total > $maxshow) {
132 &status("formListReply: truncating list.");
134 @list = @list[0..$maxshow-1];
139 $reply = $prefix ."(\002". scalar(@list). "\002 shown";
140 $reply .= "; \002$total\002 total" if ($total != scalar @list);
141 $reply .= "): ". join(" \002;;\002 ",@list) .".";
143 last if (length($reply) < $maxlen and scalar(@list) <= $maxshow);
144 last if (scalar(@list) == 1);
152 ### Intelligence joining of arrays.
153 # Usage: &IJoin(@array);
157 } elsif (scalar @_ == 1) {
160 return join(', ',@{_}[0..$#_-1]) . " and $_[$#_]";
165 # Usage: &Time2String(seconds);
170 return("NULL s") if (!defined $time or $time !~ /\d+/);
178 my $s = int($time) % 60;
179 my $m = int($time / 60) % 60;
180 my $h = int($time / 3600) % 24;
181 my $d = int($time / 86400);
184 push(@data, sprintf("\002%d\002d", $d)) if ($d != 0);
185 push(@data, sprintf("\002%d\002h", $h)) if ($h != 0);
186 push(@data, sprintf("\002%d\002m", $m)) if ($m != 0);
187 push(@data, sprintf("\002%d\002s", $s)) if ($s != 0 or !@data);
189 return $prefix.join(' ', @data);
196 # Usage: &fixFileList(@files);
201 # generate a hash list.
203 if (/^(.*\/)(.*?)$/) {
207 @files = (); # reuse the array.
209 # sort the hash list appropriately.
210 foreach (sort keys %files) {
212 my @keys = sort keys %{ $files{$file} };
213 my $i = scalar(@keys);
216 $file .= "\002{\002". join("\002|\002", @keys) ."\002}\002";
227 # Usage: &fixString($str);
229 my ($str, $level) = @_;
231 &WARN("fixString: str == NULL.");
236 s/^\s+//; # remove start whitespaces.
237 s/\s+$//; # remove end whitespaces.
238 s/\s+/ /g; # remove excessive whitespaces.
240 next unless (defined $level);
241 if (s/[\cA-\c_]//ig) { # remove control characters.
242 &DEBUG("stripped control chars");
249 # Usage: &fixPlural($str,$int);
254 &WARN("fixPlural: str == NULL.");
258 if (!defined $int or $int =~ /^\D+$/) {
259 &WARN("fixPlural: int != defined or int");
264 $str = "have" if ($int > 1);
265 } elsif ($str eq "is") {
266 $str = "are" if ($int > 1);
267 } elsif ($str eq "was") {
268 $str = "were" if ($int > 1);
269 } elsif ($str eq "this") {
270 $str = "these" if ($int > 1);
271 } elsif ($str =~ /y$/) {
274 $str .= "s"; # eg: "money" => "moneys".
280 $str .= "s" if ($int != 1);
292 sub getRandomLineFromFile {
296 &WARN("gRLfF: file '$file' does not exist.");
300 if (open(IN,$file)) {
303 if (!scalar @lines) {
304 &ERROR("GRLF: nothing loaded?");
308 while (my $line = &getRandom(@lines)) {
311 next if ($line =~ /^\#/);
312 next if ($line =~ /^\s*$/);
317 &WARN("gRLfF: could not open file '$file'.");
322 sub getLineFromFile {
323 my($file,$lineno) = @_;
326 &ERROR("getLineFromFile: file '$file' does not exist.");
330 if (open(IN,$file)) {
334 if ($lineno > scalar @lines) {
335 &ERROR("getLineFromFile: lineno exceeds line count from file.");
339 my $line = $lines[$lineno-1];
343 &ERROR("getLineFromFile: could not open file '$file'.");
348 # Usage: &getRandom(@array);
353 return $array[int(rand(scalar @array))];
356 # Usage: &getRandomInt("30-60");
361 &WARN("gRI: str == NULL.");
367 if ($str =~ /^(\d+(\.\d+)?)$/) {
369 my $fuzzy = int(rand 5);
374 return ($i - $fuzzy)*60;
376 return ($i + $fuzzy)*60;
378 } elsif ($str =~ /^(\d+)-(\d+)$/) {
379 return ($2 - $1)*int(rand $1)*60;
381 return $str; # hope we're safe.
384 &ERROR("getRandomInt: invalid arg '$str'.");
393 my ($left,$right) = @_;
394 return 0 unless defined $right;
395 return 0 unless defined $left;
396 return 1 if ($left =~ /^\Q$right$/i);
400 my $retval = &iseq(@_);
401 return 1 unless ($retval);
405 # Usage: &IsHostMatch($nuh);
410 if ($nuh =~ /^(\S+)!(\S+)@(\S+)/) {
411 $local{'nick'} = lc $1;
412 $local{'user'} = lc $2;
413 $local{'host'} = &makeHostMask(lc $3);
416 if ($thisnuh =~ /^(\S+)!(\S+)@(\S+)/) {
417 $this{'nick'} = lc $1;
418 $this{'user'} = lc $2;
419 $this{'host'} = &makeHostMask(lc $3);
421 &WARN("IHM: thisnuh is invalid '$thisnuh'.");
422 return 1 if ($thisnuh eq "");
426 # auth if 1) user and host match 2) user and nick match.
427 # this may change in the future.
429 if ($this{'user'} =~ /^\Q$local{'user'}\E$/i) {
430 return 2 if ($this{'host'} eq $local{'host'});
431 return 1 if ($this{'nick'} eq $local{'nick'});
437 # Usage: &isStale($file, $age);
439 my ($file, $age) = @_;
442 &WARN("isStale: age == NULL.");
446 if (!defined $file) {
447 &WARN("isStale: file == NULL.");
451 &DEBUG("!exist $file") if (! -f $file);
453 return 1 unless ( -f $file);
454 if ($file =~ /idx/) {
455 my $age2 = time() - (stat($file))[9];
456 &DEBUG("stale: $age2. (". &Time2String($age2) .")");
458 $age *= 60*60*24 if ($age >= 0 and $age < 30);
460 return 1 if (time() - (stat($file))[9] > $age);
468 # Usage: &makeHostMask($host);
472 if ($host =~ /^$mask{ip}$/) {
476 my @array = split(/\./, $host);
477 return $host if (scalar @array <= 3);
478 return "*.".join('.',@{array}[1..$#array]);
481 # Usage: &makeRandom(int);
487 if ($max =~ /^\D+$/) {
488 &ERROR("makeRandom: arg ($max) is not integer.");
493 &ERROR("makeRandom: arg ($max) is not positive.");
498 while (scalar keys %done < $max) {
499 my $rand = int(rand $max);
500 next if (exists $done{$rand});
511 return unless (&IsParam("minLengthBeforePrivate"));
512 return if ($force_public_reply);
514 if (length $reply > $param{'minLengthBeforePrivate'}) {
515 &status("Reply: len reply > minLBP ($param{'minLengthBeforePrivate'}); msgType now private.");
516 $msgType = 'private';
524 # Usage: &validExec($string);
528 if ($str =~ /[\'\"\|]/) { # invalid.
535 # Usage: &validFactoid($lhs,$rhs);
541 # allow the following only if they have been made on purpose.
542 if ($rhs ne "" and $rhs !~ /^</) {
543 / \Q$ident$/i and last; # someone said i'm something.
545 /^(it|that|there|what)('s)?(\s+|$)/ and last;
546 /^you('re)?(\s+|$)/ and last;
548 /^(where|who|why|when|how)(\s+|$)/ and last;
549 /^(this|that|these|those|they)(\s+|$)/ and last;
550 /^(every(one|body)|we) / and last;
556 /^add topic / and last; # topic management.
557 /( add$| add |^add )/ and last; # borked teach statement.
558 /^learn / and last; # teach. damn morons.
559 /^tell (\S+) about / and last; # tell.
560 /\=\~/ and last; # substituition.
561 /^\S+ to \S+ \S+/ and last; # babelfish.
563 /^\=/ and last; # botnick = heh is.
564 /wants you to know/ and last;
572 /\=\>/ and last; # '=>'.
573 /\;\;/ and last; # ';;'.
574 /\|\|/ and last; # '||'.
576 /^\Q$ident\E[\'\,\: ]/ and last;# dupe addressed.
578 /\\$/ and last; # forgot shift for '?'.
583 /^because / and last;
585 /^h(is|er) / and last;
592 /^supposedly/ and last;
597 # nasty bug I introduced _somehow_, probably by fixMySQLBug().
601 # weird/special stuff. also old blootbot or stock infobot bugs.
602 $rhs =~ /( \Q$ident\E's|\Q$ident\E's )/i and last; # ownership.
605 $rhs =~ /^\Q$lhs /i and last;
606 last if ($rhs =~ /^is /i and / is$/);
614 # Usage: &hasProfanity($string);
621 /dick|dildo/ and last;
622 /shit|turd|crap/ and last;
623 /pussy|[ck]unt/ and last;
624 /wh[0o]re|bitch|slut/ and last;
635 if (&IsChanConf($param) or &IsParam($param)) {
638 ### TODO: specific reason why it failed.
639 &msg($who, "unfortunately, \002$param\002 is disabled in my configuration") unless ($addrchar);
645 my ($label, $code) = @_;
649 &VERB("double fork detected; not forking.",2) if ($$ != $bot_pid);
651 if (&IsParam("forking") and $$ == $bot_pid) {
652 return unless &addForked($label);
654 $SIG{CHLD} = 'IGNORE';
655 $pid = eval { fork() };
656 return if $pid; # parent does nothing
658 select(undef, undef, undef, 0.2);
659 # &status("fork starting for '$label', PID == $$.");
660 &status("--- fork starting for '$label', PID == $$ ---");
661 &shmWrite($shm,"SET FORKPID $label $$");
666 ### TODO: use AUTOLOAD
668 if ($label !~ /-/ and !&loadMyModule($myModules{$label})) {
669 &DEBUG("Forker: failed?");
674 $code->(); # weird, hey?
676 &WARN("Forker: code not defined!");
683 return 1 unless (exists $file{PID});
684 return 1 unless ( -f $file{PID});
685 return 1 if (unlink $file{PID});
686 return 0 if ( -f $file{PID});
691 my $salt = join '',('.','/',0..9,'A'..'Z','a'..'z')[rand 64, rand 64];
693 return crypt($str, $salt);