#!/usr/bin/perl
#
use strict;
use warnings;
use AN::Tools;
use Data::Dumper;

my $THIS_FILE           =  ($0 =~ /^.*\/(.*)$/)[0];
my $running_directory   =  ($0 =~ /^(.*?)\/$THIS_FILE$/)[0];
if (($running_directory =~ /^\./) && ($ENV{PWD}))
{
	$running_directory =~ s/^\./$ENV{PWD}/;
}

my $an = AN::Tools->new();

# Print the html headers, with a new line to break the header from the body.
print $an->Template->get({file => "shared.html", name => "http_headers"})."\n";

# Set the log level to 2
$an->Log->level({set => 2});

# Read in our words file.
$an->Words->read({file => $an->data->{path}{directories}{'cgi-bin'}."/words.xml"});

# Turn off buffering so that the pinwheel will display while waiting for the SSH call(s) to complete.
$| = 1;

# Read in any CGI variables, if needed.
$an->Get->cgi();

$an->data->{skin}{url} = $an->data->{path}{urls}{skins}."/".$an->Template->skin;
my $header = $an->Template->get({file => "main.html", name => "header", variables => { language => $an->Words->language }});
my $body   = "";
# This will be true when the dashboard is unconfigured.
if (not $an->data->{cgi}{step}{value})
{
	$body = config_step1($an);
}
elsif ($an->data->{cgi}{step}{value} eq "step1")
{
	# Sanity check step1.
	my $sane = sanity_check_step1($an);
	$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { sane => $sane }});
	if ($sane)
	{
		# Step 1 was sanem show step 2.
		$body = config_step2($an);
	}
	else
	{
		# No good
		$body = config_step1($an);
	}
}
else
{
	$body = get_network_details($an);
}
my $buttons = $an->Template->get({file => "main.html", name => "button_bar"});
my $footer  = $an->Template->get({file => "main.html", name => "footer"});

# Display the page.
my $template = $an->Template->get({file => "main.html", name => "master", variables => {
	header            => $header,
	skin_url          => $an->data->{path}{urls}{skins}."/".$an->Template->skin,
	left_top_bar      => " ",
	center_top_bar    => " ",
	right_top_bar     => $buttons,
	center_body       => $body,
	left_bottom_bar   => " ",
	center_bottom_bar => " ",
	right_bottom_bar  => " ",
	footer            => $footer,
}});

print $template;

exit(0);

#############################################################################################################
# Functions                                                                                                 #
#############################################################################################################

# This is step2 where the user maps their network.
sub config_step2
{
	my ($an) = @_;
	
	my $step2_body = $an->Template->get({file => "main.html", name => "config_step2", variables => {
		step1_welcome_title_id   => "",
		step1_welcome_message_id => "",
		organization             => $an->data->{cgi}{organization}{value},
		prefix                   => $an->data->{cgi}{prefix}{value},
		domain                   => $an->data->{cgi}{domain}{value},
		sequence                 => $an->data->{cgi}{sequence}{value},
		ifn_count                => $an->data->{cgi}{ifn_count}{value},
		hostname_form            => "",
		cgi_list                 => "hostname",
	}});
	$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { step2_body => $step2_body }});
	
	return($step2_body);
}

# This sanity-checks step 1 and returns '1' if there was a problem.
sub sanity_check_step1
{
	my ($an) = @_;
	
	# This will flip if we run into a problem.
	my $sane = 1;
	
	# Organization just needs *something*
	if ((not defined $an->data->{cgi}{organization}{value}) or (not $an->data->{cgi}{organization}{value}))
	{
		$an->data->{cgi}{organization}{alert} = 1;
		$sane                                 = 0;
		$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 1, list => { sane => $sane, "cgi::organization::alert" => $an->data->{cgi}{organization}{alert} }});
	}
	
	# The prefix needs to be alphanumeric and be between 1 ~ 5 chatacters.
	if ((not $an->Validate->is_alphanumeric({string => $an->data->{cgi}{prefix}{value}})) or (length($an->data->{cgi}{prefix}{value}) > 5))
	{
		$an->data->{cgi}{prefix}{alert} = 1;
		$sane                           = 0;
		$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 1, list => { sane => $sane, "cgi::prefix::alert" => $an->data->{cgi}{prefix}{alert} }});
	}
	
	# We can use Validate to check the domain.
	if (not $an->Validate->is_domain_name({name => $an->data->{cgi}{domain}{value}}))
	{
		$an->data->{cgi}{domain}{alert} = 1;
		$sane                           = 0;
		$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 1, list => { sane => $sane, "cgi::domain::alert" => $an->data->{cgi}{domain}{alert} }});
	}
	
	# The sequence and IFN count need to be integers.
	if (not $an->Validate->is_positive_integer({number => $an->data->{cgi}{sequence}{value}}))
	{
		$an->data->{cgi}{sequence}{alert} = 1;
		$sane                             = 0;
		$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 1, list => { sane => $sane, "cgi::sequence::alert" => $an->data->{cgi}{sequence}{alert} }});
	}
	if (not $an->Validate->is_positive_integer({number => $an->data->{cgi}{ifn_count}{value}}))
	{
		$an->data->{cgi}{ifn_count}{alert} = 1;
		$sane                              = 0;
		$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 1, list => { sane => $sane, "cgi::ifn_count::alert" => $an->data->{cgi}{ifn_count}{alert} }});
	}
	
	$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { sane => $sane }});
	return($sane);
}

# This is step 1 in asking the user how to configure Striker.
sub config_step1
{
	my ($an) = @_;
	
	# TODO: Later, this will be a check to see if we've configured this Striker before and, if so, offer
	#       an option to restore.
	my $reload_old_config = "";
	if (1)
	{
		### TODO: ...
		# Old config exists. Load the detail and present the option to reload.
	}
	
	my $organization_class = $an->data->{cgi}{organization}{alert} ? "input_alert" : "input_clear";
	my $say_organization   = $an->Template->get({file => "main.html", name => "input_text_form", variables => {
		name        => "organization",
		id          => "organization",
		field       => "#!string!striker_0003!#",
		description => "#!string!striker_0004!#",
		value       => defined $an->data->{cgi}{organization}{value} ? $an->data->{cgi}{organization}{value} : "",
		class       => $organization_class,
		extra       => "",
	}});
	$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { say_organization => $say_organization }});
	my $prefix_class = $an->data->{cgi}{prefix}{alert} ? "input_alert" : "input_clear";
	my $say_prefix   = $an->Template->get({file => "main.html", name => "input_text_form", variables => {
		name        => "prefix",
		id          => "prefix",
		field       => "#!string!striker_0005!#",
		description => "#!string!striker_0006!#",
		value       => defined $an->data->{cgi}{prefix}{value} ? $an->data->{cgi}{prefix}{value} : "",
		class       => $prefix_class,
		extra       => "maxlength=\"5\"",
	}});
	$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { say_prefix => $say_prefix }});
	my $domain_class = $an->data->{cgi}{domain}{alert} ? "input_alert" : "input_clear";
	my $say_domain   = $an->Template->get({file => "main.html", name => "input_text_form", variables => {
		name        => "domain",
		id          => "domain",
		field       => "#!string!striker_0007!#",
		description => "#!string!striker_0008!#",
		value       => defined $an->data->{cgi}{domain}{value} ? $an->data->{cgi}{domain}{value} : "",
		class       => $domain_class,
		extra       => "maxlength=\"255\"",
	}});
	$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { say_domain => $say_domain }});
	my $sequence_class = $an->data->{cgi}{sequence}{alert} ? "input_alert" : "input_clear";
	my $say_sequence   = $an->Template->get({file => "main.html", name => "input_number_form", variables => {
		name        => "sequence",
		id          => "sequence",
		field       => "#!string!striker_0009!#",
		description => "#!string!striker_0010!#",
		value       => defined $an->data->{cgi}{sequence}{value} ? $an->data->{cgi}{sequence}{value} : "",
		class       => $sequence_class,
		extra       => "maxlength=\"2\"",
	}});
	$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { say_domain => $say_domain }});
	my $ifn_count_class = $an->data->{cgi}{ifn_count}{alert} ? "input_alert" : "input_clear";
	my $say_ifn_count   = $an->Template->get({file => "main.html", name => "input_number_form", variables => {
		name        => "ifn_count",
		id          => "ifn_count",
		field       => "#!string!striker_0011!#",
		description => "#!string!striker_0012!#",
		value       => defined $an->data->{cgi}{ifn_count}{value} ? $an->data->{cgi}{ifn_count}{value} : "",
		class       => $ifn_count_class,
		extra       => "maxlength=\"2\"",
	}});
	$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { say_ifn_count => $say_ifn_count }});
	
	my $step1_body = $an->Template->get({file => "main.html", name => "config_step1", variables => {
		step1_welcome_title_id   => "",
		step1_welcome_message_id => "",
		organization_form        => $say_organization,
		prefix_form              => $say_prefix,
		domain_form              => $say_domain,
		sequence_form            => $say_sequence,
		ifn_count_form           => $say_ifn_count,
		cgi_list                 => "organization,prefix,domain,sequence,ifn_count",
	}});
	$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { step1_body => $step1_body }});
	
	return($step1_body);
}

# This reads the network status XML file and creates the template body.
sub get_network_details
{
	my ($an) = @_;
	
	my $file    = $an->data->{path}{directories}{html}."/status/network.xml";
	$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { file => $file }});
	my $xml     = XML::Simple->new();
	my $data    = "";
	my $network = "";
	eval { $data = $xml->XMLin($file, KeyAttr => { interface => 'name', key => 'name' }, ForceArray => [ 'interface', 'key' ]) };
	if ($@)
	{
		chomp $@;
		my $error =  "[ Error ] - The was a problem reading: [$file]. The error was:\n";
		   $error .= "===========================================================\n";
		   $error .= $@."\n";
		   $error .= "===========================================================\n";
		$an->Log->entry({source => $THIS_FILE, line => __LINE__, level => 0, priority => "err", raw => $error});
	}
	else
	{
		my $interface_list = "";
		   $network        = $an->Template->get({file => "main.html", name => "network_header"});
		foreach my $interface (sort {$a cmp $b} keys %{$data->{interface}})
		{
			$interface_list .= "$interface,";
			$network .= $an->Template->get({file => "main.html", name => "network_entry", variables => {
				#mac            => $data->{interface}{$interface}{mac},
				mac            => "",
				mac_id         => $interface."_mac",
				name           => $interface,
				name_id        => $interface."_name",
				#speed          => $data->{interface}{$interface}{speed},
				speed          => "",
				speed_id       => $interface."_speed",
				#'link'         => $data->{interface}{$interface}{'link'},
				'link'         => "",
				link_id        => $interface."_link",
			}});
		}
		$interface_list =~ s/,$//;
		$network        .= $an->Template->get({file => "main.html", name => "network_footer", variables => { interface_list => $interface_list }});
	}
	
	$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { network => $network }});
	return($network);
}