#!/usr/bin/perl -w

# This little program takes a directory as its argument and
# builds an html frame page with all of the image names in one
# frame and a target frame for image viewing.  It leaves the
# three html pages in the argument directory.

print "Enter the directory with the images -- n
make sure it is an absolute path (include a trailing slash):n";
$target_dir = <STDIN>;
chomp $target_dir;

@jpgs = glob("$target_dir*.jpg");
@gifs = glob("$target_dir*.gif");
@both = (@jpgs,@gifs);
@pics = sort(@both);

foreach $pic_name (@pics) {
    $pic_name =~ s/^$target_dir//;

open(MAIN, ">$target_dir"."index.html") or die "Can\'t create index.html: $!n";
open(LEFT, ">$target_dir"."left.html") or die "Can\'t create left.html: $!n";
open(RIGHT, ">$target_dir"."rght.html") or die "Can\'t create rght.html: $!n";

$index_html = "<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Frameset//EN""DTD/xhtml1-frameset.dtd">n<html xmlns="http://www.w3.org/1999/xhtml">n<head>n<title>Image Index</title>n</head>n<frameset cols="20%,80%" frameborder="1" border="1">n<frame src="left.html" name="left">n<frame src="rght.html" name="right">n</frameset>n</html>n";

$right_html = "<!DOCTYPE html public "-//W3C//dtD XHTML 1.0 Transitional//EN""DTD/xhtml1-transitional.dtd">n<html xmlns="http://www.w3.org/1999/xhtml">n<head>n<title>Right</title>n</head>n<body></body>n</html>n";

$left_top = "<!DOCTYPE html public "-//W3C//dtD XHTML 1.0 Transitional//EN""DTD/xhtml1-transitional.dtd">n<html xmlns="http://www.w3.org/1999/xhtml">n<head>n<title>Left</title>n</head>n<body>n<dl>nn";

foreach $pic_name (@pics) {
    $pic_name = "<dt><a href = "$pic_name" target = "right">" . $pic_name . "</a></dt>n";

$list = "@pics";

$left_bottom = "nn</dl>n</head>n<body>n";

$left_html = $left_top . $list . $left_bottom;

print MAIN $index_html;
print RIGHT $right_html;
print LEFT $left_html;

close(MAIN) or die "Can\'t close index.html: $!n";
close(LEFT) or die "Can\'t close left.html: $!n";
close(RIGHT) or die "Can\'t close rght.html: $!n";