#!perl -w
# rss2html - converts an RSS file to HTML
# It take one argument, either a file on the local system,
# or an HTTP URL like http://slashdot.org/slashdot.rdf
# by Jonathan Eisenzopf. v1.0 19990901
# See http://www.webreference.com/perl for more information
# modified for use as BBEdit include.

# INCLUDES
use strict;
use XML::RSS;
use LWP::Simple;

# Declare variables
my $content;
my $file;

# get the arguments
my $thisfile = shift @ARGV;
my %args = @ARGV;

# report filenames of target and source files
print '<!-- ', $thisfile, ' -->', "\n";
print '<!-- ', "URL/rss_file: $args{val1}", ' -->', "\n";

my $arg = $args{val1};

# create new instance of XML::RSS
my $rss = new XML::RSS;

# argument is a URL
if ($arg =~ /http:/i) {
    $content = get($arg);
    die "Could not retrieve $arg" unless $content;
    # parse the RSS content
    $rss->parse($content);

# argument is a file
} else {
    $file = $arg;
    die "File \"$file\" does't exist.\n" unless -e $file;
    # parse the RSS file
    $rss->parsefile($file);
}

# print the HTML channel
&print_html($rss);

# SUBROUTINES
sub print_html {
    my $rss = shift;
    print <<HTML;
<table border="0" width="184">
<tr>
<td bgcolor="#000000">
<table cellspacing="1" cellpadding="8" border=0 width="100%">
<tr>
<td valign="middle" align="center" bgcolor="#cccccc">
<font face="Arial,Helvetica">
<b><a 
href="$rss->{'channel'}->{'link'}">$rss->{'channel'}->{'title'}</a></b>
</font>
</td>
</tr>
<tr>
<td bgcolor="#ffffff">
HTML

    # print channel image
    if ($rss->{'image'}->{'link'}) {
        print <<HTML;
<center>
<p><a href="$rss->{'image'}->{'link'}"><img 
src="$rss->{'image'}->{'url'}" alt="$rss->{'image'}->{'title'}" border="0"
HTML
        print " width=\"$rss->{'image'}->{'width'}\""
            if $rss->{'image'}->{'width'};
        print " height=\"$rss->{'image'}->{'height'}\""
            if $rss->{'image'}->{'height'};
        print "></a></center><p>\n";
    }

    # print the channel items
    foreach my $item (@{$rss->{'items'}}) {
        next unless defined($item->{'title'}) && defined($item->{'link'});
        print "<font size='-1'><a 
href=\"$item->{'link'}\">$item->{'title'}</a><br><br></font>\n";
    }

    # if there's a textinput element
    if ($rss->{'textinput'}->{'title'}) {
        print <<HTML;
<form method="get" action="$rss->{'textinput'}->{'link'}">
$rss->{'textinput'}->{'description'}<br> 
<input type="text" name="$rss->{'textinput'}->{'name'}"><br>
<input type="submit" value="$rss->{'textinput'}->{'title'}">
</form>
HTML
    }

    # if there's a copyright element
    if ($rss->{'channel'}->{'copyright'}) {
        print <<HTML;
<p align="right">
<sub>$rss->{'channel'}->{'copyright'}</sub>
</p>
HTML
    }

    print <<HTML;
</td>
</tr>
</table>
</td>
</tr>
</table>
HTML
}

__END__