--- trunk2/lib/WebPAC.pm	2004/06/16 13:41:54	356
+++ trunk2/lib/WebPAC.pm	2004/06/16 16:50:30	362
@@ -4,6 +4,8 @@
 use Text::Iconv;
 use Config::IniFiles;
 
+use Data::Dumper;
+
 =head1 NAME
 
 WebPAC - base class for WebPAC
@@ -129,6 +131,8 @@
 
 	my $maxmfn = OpenIsis::maxRowid( $isis_db ) || 1;
 
+	$maxmfn = $self->{limit_mfn} if ($self->{limit_mfn});
+
 	# read database
 	for (my $mfn = 1; $mfn <= $maxmfn; $mfn++) {
 
@@ -161,10 +165,34 @@
 
 	}
 
+	$self->{'current_mfn'} = 1;
+
 	# store max mfn and return it.
 	return $self->{'max_mfn'} = $maxmfn;
 }
 
+=head2 fetch_rec
+
+Fetch next record from database. It will also display progress bar (once
+it's implemented, that is).
+
+ my $rec = $webpac->fetch_rec;
+
+=cut
+
+sub fetch_rec {
+	my $self = shift;
+
+	my $mfn = $self->{'current_mfn'}++ || confess "it seems that you didn't load database!";
+
+	if ($mfn > $self->{'max_mfn'}) {
+		$self->{'current_mfn'} = $self->{'max_mfn'};
+		return;
+	}
+
+	return $self->{'data'}->{$mfn};
+}
+
 =head2 create_lookup
 
 Create lookup from record using lookup definition.
@@ -264,10 +292,18 @@
 
 	my $found = 0;
 
+	my $eval_code;
+	# remove eval{...} from beginning
+	$eval_code = $1 if ($format =~ s/^eval{([^}]+)}//s);
+
 	# do actual replacement of placeholders
 	$format =~ s/v(\d+)(?:\^(\w))*/$self->get_data(\$rec,$1,$2,$i,\$found)/ges;
 
 	if ($found) {
+		if ($eval_code) {
+			my $eval = $self->fill_in($rec,$eval_code,$i);
+			return if (! eval $eval);
+		}
 		# do we have lookups?
 		if ($format =~ /\[[^\[\]]+\]/o) {
 			return $self->lookup($format);
@@ -338,31 +374,49 @@
 
 	my ($rec, $format, $i) = @_;
 
+	confess("need HASH as first argument!") if ($rec !~ /HASH/o);
+
+	$i = 0 if (! $i);
+
 	my @out;
 
 	my $eval_code;
 	# remove eval{...} from beginning
 	$eval_code = $1 if ($format =~ s/^eval{([^}]+)}//s);
 
-	my $prefix = '';
-	$prefix = $1 if ($format =~ s/^(.+)(v\d+(?:\^\w)*)/$2/s);
+	my $prefix;
+	my $all_found=0;
+
+#print "## $format\n";
+	while ($format =~ s/^(.*?)v(\d+)(?:\^(\w))*//s) {
+#print "## [ $1 | $2 | $3 ] $format\n";
+
+		my $del = $1 || '';
+		$prefix ||= $del if ($all_found == 0);
 
-	sub f_sf_del {
-		my ($self,$rec,$out,$f,$sf,$del,$i) = @_;
+		my $found = 0;
+		my $tmp = $self->get_data(\$rec,$2,$3,$i,\$found);
 
-		my $found=0;
-		my $tmp = $self->get_data($rec,$f,$sf,$i,\$found);
 		if ($found) {
-			push @{$$out}, $tmp;
-			push @{$$out}, $del;
+			push @out, $del;
+			push @out, $tmp;
+			$all_found += $found;
 		}
-		return '';
 	}
 
-	#$format =~ s/(.*)v(\d+)(?:\^(\w))*/f_sf_del($self,\$rec,\@out,$2,$3,$1,$i/ges;
+	return if (! $all_found);
+
+	my $out = join('',@out) . $format;
 
-	print Dumper(@out);
+	# add prefix if not there
+	$out = $prefix . $out if ($out !~ m/^\Q$prefix\E/);
+	
+	if ($eval_code) {
+		my $eval = $self->fill_in($rec,$eval_code,$i);
+		return if (! eval $eval);
+	}
 
+	return $out;
 }
 
 1;