soepkiptng_show_lyrics

   1 #!/usr/bin/perl
   2 ############################################################################
   3 # soepkiptng (c) copyright 2000 Eric Lammerts <eric@lammerts.org>.
   4 ############################################################################
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License, version 2, as
   7 # published by the Free Software Foundation.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # A copy of the GNU General Public License is available on the World Wide Web
  15 # at `http://www.gnu.org/copyleft/gpl.html'.  You can also obtain it by
  16 # writing to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17 # Boston, MA 02111-1307, USA.
  18 ############################################################################
  19
  20 use integer;
  21 use Cwd 'abs_path';
  22 use DBI;
  23 use Socket;
  24 use Getopt::Std;
  25 use POSIX ":sys_wait_h";
  26
  27 # find program directory
  28 $_ = $0;
  29 while(-l) {
  30         my $l = readlink or die "readlink $_: $!\n";
  31         if($l =~ m|^/|) { $_ = $l; } else { s|[^/]*$|/$l|; }
  32 }
  33 m|(.*)/|;
  34 my $progdir = abs_path($1);
  35
  36 require "$progdir/soepkiptng.lib";
  37
  38 getopts('avnc:g');
  39
  40 read_configfile(\%conf, $opt_c);
  41
  42 $dbh = DBI->connect("DBI:$conf{db_type}:$conf{db_name}:$conf{db_host}",
  43         $conf{db_user}, $conf{db_pass}) or die "can't connect to database";
  44
  45 $pid = 0;
  46 open STDOUT, ">/dev/null";
  47 $SIG{CHLD} = sub {
  48         while(waitpid(-1,WNOHANG) > 0) {
  49                 exit 0 if $@ == 0;
  50         }
  51 };
  52 for(;;) {
  53         while((stat $conf{statusfile})[9] == $mtime) { sleep 1; }
  54         $mtime = (stat _)[9];
  55         if($pid) { kill 9, $pid; wait; }
  56         print STDERR "\n"x100;
  57         open F, $conf{statusfile} or next;
  58         chop($id = <F>);
  59         close F;
  60
  61         ($lyrics, $ar, $ti, $al, $tr) = $dbh->selectrow_array(
  62                 "SELECT lyrics.lyrics, artist.name, song.title, album.name, song.track " .
  63                 "FROM song " .
  64                 "LEFT JOIN album ON album.id=song.album_id " .
  65                 "LEFT JOIN artist ON artist.id=song.artist_id " .
  66                 "LEFT JOIN lyrics ON lyrics.id=song.id " .
  67                 "WHERE song.id=$id");
  68         $lyrics or next;
  69
  70         pipe STDIN, STDOUT;
  71         if(($pid = fork) == 0) {
  72                 open STDOUT, ">/dev/tty";
  73                 exec "less", "-c";
  74                 die "less -c: $!\n";
  75         }
  76         close STDIN;
  77         $t = "$ar - $ti ($al [$tr])";
  78         print "$t\n";
  79         print "-" x length($t);
  80         print "\n\n$lyrics\n";
  81         close STDOUT;
  82 }