Annotation of mp3/bin/showplaylist.pl, Revision 1.1
1.1 ! andrew 1: #!/usr/bin/perl -w
! 2: ########################################################################
! 3: # ShowPlaylist.pl *** Displays our current playlist on a web page
! 4: #
! 5: # 04-14-00
! 6: # Written by andrew fresh <andrew@mad-techies.org>
! 7: ########################################################################
! 8: use strict;
! 9: use diagnostics;
! 10:
! 11: #use MP3::Info;
! 12: #my qw/ $list @playlist $maplay $filename $basedir $htmldir $add /;
! 13:
! 14: my $args = shift;
! 15:
! 16: my ($listfile,$add);
! 17: if ($args) {
! 18: ($listfile,$add) = split /\\&/, $args;
! 19: }
! 20: $listfile ||= 'playlist.lst';
! 21:
! 22: my $list = '/var/www/mp3/playlist/' . $listfile;
! 23:
! 24: my $playlist = '/var/www/mp3/playlist/playlist.lst';
! 25:
! 26: my $exe = 'removemp3playlist.pl';
! 27: unless ($listfile eq 'playlist.lst') {
! 28: $exe = 'addmp3playlist.pl';
! 29: } else {
! 30: $add = undef;
! 31: }
! 32:
! 33: #######################################################################
! 34: # *** MAIN ***
! 35: #######################################################################
! 36:
! 37: my @playlist = get_playlist($list);
! 38:
! 39: print "Content-Type: text/html\n\n";
! 40: print "\n\n<html>\n<head>\n\t<meta HTTP-EQUIV='Pragma' CONTENT='no-cache'> <title>$listfile</title>\n";
! 41: print "<meta HTTP-EQUIV=\"REFRESH\" CONTENT=\"300\">\n";
! 42: print "<body>\n\n";
! 43:
! 44: use CGI::Carp qw/ fatalsToBrowser /;
! 45:
! 46: #Print_Nav();
! 47: #print "args: $args\n";
! 48: if ($listfile eq 'playlist.lst') {
! 49: print '<a href="deleteplaylist.pl">Delete Playlist</a>';
! 50: }
! 51:
! 52:
! 53:
! 54:
! 55: unless ($add) {
! 56: print "<h1>Currently in $listfile as of " . GetTime() . "</h1><hr>\n";
! 57: my $file = $0;
! 58: $file =~ s#^.*[//]##;
! 59: print "<a href='$file?$listfile\&ADD'>Add All</A><br>\n";
! 60: } else {
! 61: print "<h1>Added to playlist from $listfile as of " . GetTime() . "</h1><hr>\n";
! 62: }
! 63:
! 64:
! 65:
! 66: if (@playlist) {
! 67: my $counter;
! 68:
! 69: foreach my $filename (@playlist) {
! 70: if ($add) {
! 71: AddSong($filename);
! 72: } else {
! 73: print "\t<li><a href=\"$exe\?" . EncodeURL($filename) . "\" target=\"bottom\">$filename</a></li>\n";
! 74: }
! 75: $counter++;
! 76: }
! 77: print "<H3>Total displayed: $counter</h3>\n";
! 78: } else {
! 79: print "\t<li>Nothing in list</li>\n";
! 80: }
! 81: print "</UL>\n</body>\n</head>\n</html>\n";
! 82:
! 83:
! 84:
! 85:
! 86:
! 87:
! 88:
! 89:
! 90:
! 91:
! 92:
! 93:
! 94:
! 95:
! 96:
! 97:
! 98: #########################################################################
! 99: # GetTime
! 100: sub GetTime {
! 101: my $hours = shift;
! 102: my ($sec,$min,$hour,$mday,$mon,$year,,,) = localtime(); # 86400 seconds is one day
! 103:
! 104: if ($min < 10) { $min = "0$min"}
! 105: if ($sec < 10) { $sec = "0$sec"}
! 106: if ($hour < 10) { $hour = "0$hour"}
! 107: if ($mday < 10) { $mday = "0$mday"}
! 108: if ($mon < 10) { $mon = "0$mon"}
! 109:
! 110: my $time = ($year + 1900) . '-' . ++$mon . '-' . $mday . ' ' . $hour . ':' . $min . ':' . $sec;
! 111: return $time;
! 112: }
! 113: #########################################################################
! 114:
! 115:
! 116:
! 117:
! 118:
! 119: #######################################################################
! 120: # read in the Playlist
! 121: sub get_playlist {
! 122: my $FILE = shift;
! 123: my @lines;
! 124: if (-e $FILE) {
! 125: open (FILE, $FILE) || bail ("Couldn\'t open $FILE: $!");
! 126: chomp (@lines = <FILE>);
! 127: close (FILE) || bail ("Couldn't close $FILE: $!");
! 128: }
! 129: return @lines;
! 130: }
! 131:
! 132:
! 133:
! 134:
! 135: ########################################################################
! 136: # *** EncodeURL: %encodes the parameters of the URL
! 137: sub EncodeURL {
! 138: my $strURL = shift;
! 139: $strURL =~ s/(\W)/sprintf("%%%x", ord($1))/eg;
! 140: return $strURL;
! 141: }
! 142:
! 143:
! 144:
! 145:
! 146: #######################################################################
! 147: # Bail: this subrouting dies and displays the error to the browser.
! 148: # gotten from the example in the O'Reilly
! 149: # _Learning_Perl_on_Win32_Systems_
! 150: sub bail {
! 151: my $error = "@_";
! 152: print "Unexpected Error: $error";
! 153: exit;
! 154: }
! 155:
! 156:
! 157: sub Print_Nav
! 158: {
! 159: open FILE, 'nav.inc' or die "\n\ncouldn't open FILE nav.inc: $!";
! 160: while (<FILE>) {
! 161: print;
! 162: }
! 163: close FILE;
! 164: }
! 165: sub AddSong
! 166: {
! 167: my $filename = shift;
! 168: $filename =~ s/%(..)/pack("c",hex($1))/ge;
! 169:
! 170: if ($filename) {
! 171: open PLAYLIST, ">>$playlist" or bail("unable to open PLAYLIST: $!");
! 172: print PLAYLIST "$filename\n";
! 173: close PLAYLIST or bail("unable to close PLAYLIST: $!");
! 174: print "Added $filename<br>\n";
! 175: } else {
! 176: print "<h1>You need to pass a song</h1>";
! 177: }
! 178: }
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