add get_coverart

diff --git a/get_coverart b/get_coverart
new file mode 100755 (executable)
index 0000000..6633e8e
--- /dev/null
+++ b/get_coverart
@@ -0,0 +1,123 @@
+#! /usr/bin/perl
+# get_coverart downloads coverart, and is released
+# under the terms of the GPL version 2, or any later version, at your
+# option. See the file README and COPYING for more information.
+# Copyright 2011 by Don Armstrong <don@donarmstrong.com>.
+
+
+use warnings;
+use strict;
+
+use Getopt::Long;
+use Pod::Usage;
+
+=head1 NAME
+
+get_coverart -- download coverart
+
+=head1 SYNOPSIS
+
+get_coverart --asin B000NIIUX8 --cover cover.jpg [options]
+
+ Options:
+  --asin Amazon image ID
+  --cover file name to save cover to
+  --debug, -d debugging level (Default 0)
+  --help, -h display this help
+  --man, -m display manual
+
+=head1 OPTIONS
+
+=over
+
+=item B<--debug, -d>
+
+Debug verbosity. (Default 0)
+
+=item B<--help, -h>
+
+Display brief usage information.
+
+=item B<--man, -m>
+
+Display this manual.
+
+=back
+
+=head1 EXAMPLES
+
+get_coverart --asin B000NIIUX8 --cover cover.jpg
+get_coverart --asin B000NIIUX8 > cover.jpg
+
+=cut
+
+
+use URI::Escape;
+use WWW::Mechanize;
+use HTTP::Cookies;
+use IO::Dir;
+use IO::File;
+use vars qw($DEBUG);
+
+my %options = (debug           => 0,
+              help            => 0,
+              man             => 0,
+              );
+
+GetOptions(\%options,
+          'asin=s',
+          'cover=s',
+          'debug|d+','help|h|?','man|m');
+
+pod2usage() if $options{help};
+pod2usage({verbose=>2}) if $options{man};
+
+$DEBUG = $options{debug};
+
+my @USAGE_ERRORS;
+if (not exists $options{asin}) {
+    push @USAGE_ERRORS,"You must give an ASIN.";
+}
+
+pod2usage(join("\n",@USAGE_ERRORS)) if @USAGE_ERRORS;
+
+
+my $wfh = \*STDOUT;
+if (exists $options{cover}) {
+    $wfh = IO::File->new($options{cover},O_WRONLY|O_CREAT|O_EXCL) or die "Unable to create file: $options{cover}: $!";
+}
+
+my $m = WWW::Mechanize->new();
+
+mm_get($m,"http://www.amazon.com/gp/product/$options{asin}");
+if ($m->status() != 200) {
+    print STDERR "Unable to get product for asin $options{asin}";
+    exit 1;
+}
+my $content = $m->content();
+my $parser = HTML::TokeParser->new(\$content);
+my $image;
+while (my $token = $parser->get_tag('img')) {
+    if (exists $token->[1]{id} and $token->[1]{id} eq 'prodImage') {
+       $image = $token->[1]{src};
+    }
+}
+mm_get($m,$image);
+print {$wfh} $m->content;
+
+
+sub mm_get{
+    my ($m,$url) = @_;
+    my $rerun = 8;
+    my $return;
+    do {
+       eval {
+           $return = $m->get($url);
+       };
+    } while ($@ and
+            ($rerun-- > 0) and sleep 5);
+    return $return;
+}
+
+
+__END__