#!/usr/local/bin/perl
# Save SMTP authentication options

require './postfix-lib.pl';

&ReadParse();

$access{'client'} || &error($text{'opts_ecannot'});

&error_setup($text{'client_err'});

&lock_postfix_files();

if ($in{'client_def'}) {
	# Reset to default
	&set_current_value("smtpd_client_restrictions",
			   "__DEFAULT_VALUE_IE_NOT_IN_CONFIG_FILE__");
	}
else {
	# Save client options
	@opts = split(/[\s,]+/,&get_current_value("smtpd_client_restrictions"));
	%oldopts = map { $_, 1 } @opts;
	%newopts = map { $_, 1 } split(/\0/, $in{'client'});

	# Save boolean options
	foreach $o (&list_client_restrictions()) {
		if ($newopts{$o} && !$oldopts{$o}) {
			push(@opts, $o);
			}
		elsif (!$newopts{$o} && $oldopts{$o}) {
			@opts = grep { $_ ne $o } @opts;
			}
		}

	# Save options with values
	foreach $o (&list_multi_client_restrictions()) {
		$idx = &indexof($o, @opts);
		if ($newopts{$o}) {
			$in{"value_$o"} =~ /^\S+$/ ||
			    &error(&text('client_evalue', $text{'sasl_'.$o}));
			}
		if ($newopts{$o} && !$oldopts{$o}) {
			# Add to end
			push(@opts, $o, $in{"value_$o"});
			}
		elsif ($newopts{$o} && $oldopts{$o}) {
			# Update value
			$opts[$idx+1] = $in{"value_$o"};
			}
		elsif (!$newopts{$o} && $oldopts{$o}) {
			# Remove and value
			splice(@opts, $idx, 2);
			}
		}

	&set_current_value("smtpd_client_restrictions",
			   join(" ", &unique(@opts)));
	}

&unlock_postfix_files();

&reload_postfix();

&webmin_log("client");
&redirect("");