Do not email global watchers if the single change is about the CC list (mga#13379)

1 files changed, 11 insertions, 0 deletions

diff --git a/extensions/Mageia/Extension.pm b/extensions/Mageia/Extension.pm
index 19d579c63..819838b95 100644
--- a/extensions/Mageia/Extension.pm
+++ b/extensions/Mageia/Extension.pm
@@ -13,6 +13,7 @@ use warnings;
 
 use parent qw(Bugzilla::Extension);
 
+use Bugzilla::Constants qw(EVT_CC REL_GLOBAL_WATCHER);
 use Bugzilla::Bug qw(LogActivityEntry);
 use Bugzilla::Field qw(get_field_id);
 use Bugzilla::User qw();
@@ -117,4 +118,14 @@ sub mailer_before_send {
     }
 }
 
+sub user_wants_mail {
+    my ($self, $args) = @_;
+    return unless $args->{relationship} == REL_GLOBAL_WATCHER;
+
+    my $wants_mail = $args->{wants_mail};
+    my @events = @{ $args->{events} };
+    # Do not email global watchers if the single change is about the CC list.
+    $$wants_mail = (scalar(@events) == 1 && $events[0] == EVT_CC) ? 0 : 1;
+}
+
 __PACKAGE__->NAME;