# Copyright 2002-2007 Interchange Development Group and others
# 
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.  See the LICENSE file for details.

UserTag list-keys Order    table
UserTag list-keys addAttr
UserTag list-keys Version  1.5
UserTag list-keys Routine  <<EOR
sub {
	my $table = shift;
#::logDebug("list-keys $table");
	$table = $::Values->{mv_data_table}
		unless $table;
#::logDebug("list-keys $table");
	my @keys;
	my $record;
	if(! ($record = $Vend::UI_entry) ) {
		$record =  ui_acl_enabled();
	}

	my $acl;
	my $keys;
	if($record) {
#::logDebug("list_keys: record=$record");
		$acl = get_ui_table_acl($table);
#::logDebug("list_keys table=$table: acl=$acl");
		if($acl and $acl->{yes_keys}) {
#::logDebug("list_keys table=$table: yes.keys enabled");
			@keys = grep /\S/, split /\s+/, $acl->{yes_keys};
		}
	}
	unless (@keys) {
		my $db = Vend::Data::database_exists_ref($table);
		return '' unless $db;
		$db = $db->ref() unless $Vend::Interpolate::Db{$table};
		my $keyname = $db->config('KEY');
		if($db->config('LARGE')) {
			return ::errmsg('--not listed, too large--');
		}
		my $query = "select $keyname from $table order by $keyname";
#::logDebug("list_keys: query=$query");
		$keys = $db->query(
						{
							query => $query,
							ml => $::Variable->{UI_ACCESS_KEY_LIMIT} || 500,
							st => 'db',
						}
					);
		if(defined $keys) {
			@keys = map {$_->[0]} @$keys;
		}
		else {
			my $k;
			while (($k) = $db->each_record()) {
				push(@keys, $k);
			}
			if( $db->numeric($db->config('KEY')) ) {
				@keys = sort { $a <=> $b } @keys;
			}
			else {
				@keys = sort @keys;
			}
		}
#::logDebug("list_keys: query=returned " . ::uneval(\@keys));
	}
	if($acl) {
#::logDebug("list_keys acl: ". ::uneval($acl));
		@keys = UI::Primitive::ui_acl_grep( $acl, 'keys', @keys);
	}
	return @keys if wantarray;
	return join("\n", @keys);
}
EOR