#!/usr/bin/perl -w
#
# Copyright (c) 2008 University of Utah and the Flux Group.
# 
# {{{EMULAB-LICENSE
# 
# This file is part of the Emulab network testbed software.
# 
# This file is free software: you can redistribute it and/or modify it
# under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or (at
# your option) any later version.
# 
# This file is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public
# License for more details.
# 
# You should have received a copy of the GNU Affero General Public License
# along with this file.  If not, see <http://www.gnu.org/licenses/>.
# 
# }}}
#
use English;
use Getopt::Std;
use File::Basename;
use File::Find;

sub usage {
    print STDERR "Usage: installwikidocs <sourcedir>\n";
    exit(-1);
}
my $optlist     = "";
my $TB          = "@prefix@";
my $WIKIDOCS    = "$TB/www/wikidocs";
my $HTMLINSTALL = "$TB/sbin/htmlinstall";

# Protos
sub FindCallBack();

# un-taint path
$ENV{'PATH'} = '/bin:/usr/bin:/usr/local/bin';
delete @ENV{'IFS', 'CDPATH', 'ENV', 'BASH_ENV'};

# Turn off line buffering on output
$| = 1;

usage()
    if (@ARGV != 1);

my $sourcedir = $ARGV[0];

if (! chdir($sourcedir)) {
    die("Could not chdir to $sourcedir: $!\n");
}
if (!-e $WIKIDOCS) {
    if (! mkdir("$WIKIDOCS", 0771)) {
	die("Could not make directory $WIKIDOCS: $!\n");
    }
}

system("rsync -a --delete $sourcedir/ $WIKIDOCS") == 0
    or die("Could not rsync  $sourcedir/ to $WIKIDOCS");

find({'wanted' => \&FindCallBack, 'untaint' => 1}, $sourcedir);

unlink("$WIKIDOCS/robots.txt")
    if (-e "$WIKIDOCS/robots.txt");
unlink("$WIKIDOCS/.htaccess")
    if (-e "$WIKIDOCS/.htaccess");

exit(0);

sub FindCallBack()
{
    my $name = $_;

    return
	if ($name eq "." || $name eq "..");

    my $fullpath = "$File::Find::dir/$name";

    my $tmp = `file -i $name`;
    if ($tmp =~ /text\/plain/ ||
	$tmp =~ /text\/html/) {
	print "$name, $WIKIDOCS/$fullpath\n";
    }
}