use strict;
use English;
+my $remove=(@ARGV && $ARGV[0] eq '-r');
+
my $username=getpwuid($REAL_USER_ID);
if (! defined $username || ! length $username) {
die "unable to determine user name for UID $REAL_USER_ID\n";
die "$wikilist does not exist\n";
}
-my $removed=0;
+my $changed=0;
+my $seen=0;
my @lines;
open (my $list, "<$wikilist") || die "read $wikilist: $!";
while (<$list>) {
if (/^\s*([^\s]+)\s*$/) {
my $user=$1;
if ($user eq $username) {
- $removed=1;
+ if (! $remove) {
+ $seen=1;
+ push @lines, $_;
+ }
}
else {
push @lines, $_;
push @lines, $_;
}
}
-close $list || die "error reading $list: $!";
-open ($list, ">$wikilist") || die "write $wikilist: $!";
-foreach (@lines) {
- print $list "$_\n";
+if (! $seen && ! $remove) {
+ push @lines, $username;
+ $changed=1;
}
-if ($removed) {
- print "removed user $username from $wikilist\n";
+if ($changed) {
+ close $list || die "ikiwiki-update-wikilist: error reading $list: $!\n";
+ open ($list, ">$wikilist") || die "ikiwiki-update-wikilist: cannot write to $wikilist\n";
+ foreach (@lines) {
+ print $list "$_\n";
+ }
+ if ($remove) {
+ print "ikiwiki-update-wikilist: removed user $username from $wikilist\n";
+ }
+ else {
+ print "ikiwiki-update-wikilist: added user $username to $wikilist\n";
+ }
+ close $list || die "ikiwiki-update-wikilist: error writing $wikilist: $!\n";
}
else {
- print $list "$username\n";
- print "added user $username to $wikilist\n";
+ print "ikiwiki-update-wikilist: no changes need to be made\n";
}
-close $list || die "error writing $list: $!";