Dedup LDAP aliases in zimbraNotes

zmldapsync/zmldapsync.pl

@@ -9,6 +9,7 @@ use Getopt::Long;
 use Data::UUID;
 use String::ShellQuote qw(shell_quote);
 use Array::Diff;
+use List::MoreUtils qw(uniq);
 use Hash::Merge::Simple qw(merge);
 use Text::Unidecode;
 use Email::MIME;
@@ -295,8 +296,7 @@ DOMAIN: foreach my $domain ( keys $conf->{domains} ) {
 
   log_verbose( "Comparing the accounts" );
 
-  my $single = map { $conf->{domains}->{$domain}->{users}->{attr_map}->{$_} }
-               keys $conf->{domains}->{$domain}->{users}->{attr_map};
+  my @single = keys $conf->{domains}->{$domain}->{users}->{attr_map};
   push @single, $conf->{domains}->{$domain}->{users}->{mail_attr};
   my $ext_users = ldap2hashref(
     $ext_user_search,
@@ -389,7 +389,7 @@ DOMAIN: foreach my $domain ( keys $conf->{domains} ) {
              @{ $ext_users->{$user}->{$conf->{domains}->{$domain}->{users}->{$mail_attr}} };
     }
 
-    @ext_aliases = sort @ext_aliases;
+    @ext_aliases = sort uniq @ext_aliases;
 
     foreach my $alias ( @ext_aliases ) {
       next if ( not alias_matches_domain( $alias, $domain_entry ) );
@@ -502,8 +502,7 @@ DOMAIN: foreach my $domain ( keys $conf->{domains} ) {
 	         " distribution list(s) in Zimbra" );
     log_verbose( "Comparing groups with distribution lists" );
 
-    my @single = map { $conf->{domains}->{$domain}->{groups}->{attr_map}->{$_} }
-            keys $conf->{domains}->{$domain}->{groups}->{attr_map};
+    my @single = keys $conf->{domains}->{$domain}->{groups}->{attr_map};
     push @single, $conf->{domains}->{$domain}->{groups}->{mail_attr};
 
     my $ext_groups = ldap2hashref(
@@ -632,6 +631,7 @@ DOMAIN: foreach my $domain ( keys $conf->{domains} ) {
         push @ext_aliases,
                @{ $ext_groups->{$group}->{$conf->{domains}->{$domain}->{groups}->{$mail_attr}} };
       }
+      @ext_aliases = sort uniq @ext_aliases;
       foreach my $alias ( @ext_aliases ) {
         next if ( not alias_matches_domain( $alias, $domain_entry ) );
         next if ( grep { $alias eq $_ } @{ $zim_dl->{$group}->{mail} } );