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|
#! /usr/bin/perl
package PerlACE::ConfigList;
use strict;
use FileHandle;
@PerlACE::ConfigList::Configs = ();
@PerlACE::ConfigList::Excludes = ();
my @new_argv = ();
for(my $i = 0; $i <= $#ARGV; ++$i) {
if ($ARGV[$i] eq '-Config') {
if (defined $ARGV[$i + 1]) {
push @PerlACE::ConfigList::Configs, $ARGV[++$i];
}
else {
print STDERR "You must pass a configuration with -Config\n";
exit(1);
}
}
elsif ($ARGV[$i] eq '-Exclude') {
if (defined $ARGV[$i + 1]) {
push @PerlACE::ConfigList::Excludes, $ARGV[++$i];
}
else {
print STDERR "You must pass an exclude pattern with -Exclude\n";
exit(1);
}
}
else {
push @new_argv, $ARGV[$i];
}
}
@ARGV = @new_argv;
sub new ()
{
my $self = {};
@{$self->{MY_CONFIGS}} = @PerlACE::ConfigList::Configs;
bless $self;
return $self;
}
sub my_config_list
{
my $self = shift;
if (@_) { @{$self->{MY_CONFIGS}} = @_; }
return @{$self->{MY_CONFIGS}};
}
sub add_one_config ($)
{
my $self = shift;
my $newconfig = shift;
push @{$self->{MY_CONFIGS}}, $newconfig;
}
sub check_config (@)
{
my $self = shift;
my @testconfigs = @_;
my $the_config_allows_this = 1; # default case is true
# Go though each ID on the line in turn...
foreach my $config (@testconfigs) {
my $required_found = !($config =~ /^\w/);
foreach my $myconfig (@{$self->{MY_CONFIGS}}) {
if ($config eq "!$myconfig") { $the_config_allows_this = 0; }
if ($config eq $myconfig) { $required_found = 1; }
}
if (!$required_found) { $the_config_allows_this = 0; }
}
return $the_config_allows_this;
}
sub load ($)
{
my $self = shift;
my $filename = shift;
my $fh = new FileHandle;
if (!$fh->open ("< $filename")) {
print STDERR "Could not open $filename: $!\n";
exit (1);
}
while (<$fh>) {
chomp;
if (/^\s*$/ || /^#/) {
next;
}
# compress white space
s/\s+/ /g;
my $entry = '';
my $configs = '';
($entry, $configs) = split /:/;
# remove trailing white spaces
$entry =~ s/\s+$//;
push @{$self->{ENTRIES}}, $entry;
if (defined $configs) {
@{$self->{CONFIGS}->{$entry}} = split (" ", $configs);
}
}
$fh->close ();
}
sub valid_entries ()
{
my $self = shift;
my @entries = ();
my $exclude = 0;
foreach my $entry (@{$self->{ENTRIES}}) {
$exclude = 0;
foreach my $expat (@PerlACE::ConfigList::Excludes) {
if ($entry =~ /$expat/) {
$exclude = 1;
last;
}
}
if (!$exclude && $self->check_config (@{$self->{CONFIGS}->{$entry}})) {
push @entries, $entry;
}
}
return @entries;
}
sub list_configs ()
{
my $self = shift;
my %allconfigs = {};
my $list = '';
foreach my $entry (@{$self->{ENTRIES}}) {
foreach my $config (@{$self->{CONFIGS}->{$entry}}) {
$config =~ s/!//g;
if ($allconfigs{$config} != 1) {
$list .= $config.' ';
$allconfigs{$config} = 1;
}
}
}
return $list;
}
sub dump ()
{
my $self = shift;
print "============================================================\n";
print "Config\n";
foreach my $config (@{$self->{MY_CONFIGS}}) {
print $config, "\n";
}
print "\n";
print "Entries\n";
foreach my $entry (@{$self->{ENTRIES}}) {
print "- ", $entry, ": ";
foreach my $config (@{$self->{CONFIGS}->{$entry}}) {
print $config, " ";
}
print "\n";
}
print "============================================================\n";
}
1;
|
