145 lines
3.5 KiB
Perl
Executable File
145 lines
3.5 KiB
Perl
Executable File
#!/usr/bin/perl
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#
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# finger server.
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#
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# accepts two optional arguments, host and port.
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# doesn't daemonize.
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#
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#
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# <LJDEP>
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# lib: Socket::, Text::Wrap, cgi-bin/ljlib.pl
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# </LJDEP>
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my $bindhost = shift @ARGV;
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my $port = shift @ARGV;
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unless ($bindhost) {
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$bindhost = "0.0.0.0";
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}
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require "$ENV{'LJHOME'}/cgi-bin/ljlib.pl";
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use Socket;
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use Text::Wrap;
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$SIG{'INT'} = sub {
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print "Interrupt caught!\n";
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close FH;
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close CL;
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exit;
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};
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my $proto = getprotobyname('tcp');
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socket(FH, PF_INET, SOCK_STREAM, $proto) || die $!;
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$port ||= 79;
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my $localaddr = inet_aton($bindhost);
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my $sin = sockaddr_in($port, $localaddr);
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setsockopt (FH,SOL_SOCKET,SO_REUSEADDR,1) or
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die "setsockopt() failed: $!\n";
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bind (FH, $sin) || die $!;
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listen(FH, 10);
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while (LJ::start_request())
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{
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accept(CL, FH) || die $!;
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my $line = <CL>;
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chomp $line;
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$line =~ s/\0//g;
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$line =~ s/\s//g;
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if ($line eq "") {
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print CL "Welcome to the $LJ::SITENAME finger server!
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You can make queries in the following form:
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\@$LJ::DOMAIN - this help message
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user\@$LJ::DOMAIN - their userinfo
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";
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close CL;
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next;
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}
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my $dbr = LJ::get_dbh("slave", "master");
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if ($line =~ /^(\w{1,15})$/) {
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# userinfo!
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my $user = $1;
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my $quser = $dbr->quote($user);
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my $sth = $dbr->prepare("SELECT user, has_bio, caps, userid, name, email, bdate, allow_infoshow FROM user WHERE user=$quser");
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$sth->execute;
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my $u = $sth->fetchrow_hashref;
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unless ($u) {
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print CL "\nUnknown user ($user)\n";
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close CL;
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next;
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}
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my $bio;
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if ($u->{'has_bio'} eq "Y") {
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$sth = $dbr->prepare("SELECT bio FROM userbio WHERE userid=$u->{'userid'}");
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$sth->execute;
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($bio) = $sth->fetchrow_array;
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}
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delete $u->{'has_bio'};
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$u->{'accttype'} = LJ::name_caps($u->{'caps'});
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if ($u->{'allow_infoshow'} eq "Y") {
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LJ::load_user_props($dbr, $u, "opt_whatemailshow",
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"country", "state", "city", "zip",
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"aolim", "icq", "url", "urlname",
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"yahoo", "msn");
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} else {
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$u->{'opt_whatemailshow'} = "N";
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}
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delete $u->{'allow_infoshow'};
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if ($u->{'opt_whatemailshow'} eq "L") {
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delete $u->{'email'};
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}
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if ($LJ::USER_EMAIL && LJ::get_cap($u, "useremail")) {
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if ($u->{'email'}) { $u->{'email'} .= ", "; }
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$u->{'email'} .= "$user\@$LJ::USER_DOMAIN";
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}
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if ($u->{'opt_whatemailshow'} eq "N") {
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delete $u->{'email'};
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}
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delete $u->{'opt_whatemailshow'};
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my $max = 1;
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foreach (keys %$u) {
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if (length($_) > $max) { $max = length($_); }
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}
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$max++;
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delete $u->{'caps'};
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print CL "\nUserinfo for $user...\n\n";
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foreach my $k (sort keys %$u) {
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printf CL "%${max}s : %s\n", $k, $u->{$k};
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}
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if ($bio) {
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$bio =~ s/^\s+//;
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$bio =~ s/\s+$//;
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print CL "\nBio:\n\n";
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$Text::Wrap::columns = 77;
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print CL Text::Wrap::wrap(" ", " ", $bio);
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}
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print CL "\n\n";
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close CL;
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next;
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}
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print CL "Unsupported/unimplemented query type: $line\n";
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print CL "length: ", length($line), "\n";
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close CL;
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next;
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}
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