package URPM;
use strict;
# Olivier Thauvin <
[email protected]>
# This package extend URPM functions to permit
# URPM low level query on rpm header
# $Id: Query.pm,v 1.7 2004/08/02 00:03:20 rgarciasuarez Exp $
# tag2id
# INPUT array of rpm tag name
# Return an array of ID tag
sub tag2id {
my @l = @_;
my %taglist = URPM::list_rpm_tag();
map { $taglist{uc($_)} || undef } @l;
}
sub query_pkg {
my (undef, $pkg, $query) = @_;
my @tags = map {
[ $pkg->get_tag(tag2id($_)) ]
} $query =~ m/\%\{([^{}]*)\}*/g;
$query =~ s/\%\{[^{}]*\}/%s/g;
$query =~ s/\\n/\n/g;
$query =~ s/\\t/\t/g;
my ($max, @res) = 0;
foreach (@tags) { $max < $#{$_} and $max = $#{$_} };
foreach my $i (0 .. $max) {
push(@res, sprintf($query, map { ${$_}[ $#{$_} < $i ? $#{$_} : $i ] } @tags));
}
@res
}
1;
