1 files changed, 36 insertions, 0 deletions
diff --git a/extensions/Example/Extension.pm b/extensions/Example/Extension.pm
index d7b892cfa..3208d701a 100644
--- a/extensions/Example/Extension.pm
+++ b/extensions/Example/Extension.pm
@@ -168,6 +168,42 @@ sub bug_end_of_create_validators {
     # $bug_params->{cc} = [];
 }
 
+sub bug_start_of_update {
+    my ($self, $args) = @_;
+
+    # This code doesn't actually *do* anything, it's just here to show you
+    # how to use this hook.
+    my ($bug, $old_bug, $timestamp, $changes) = 
+        @$args{qw(bug old_bug timestamp changes)};
+
+    foreach my $field (keys %$changes) {
+        my $used_to_be = $changes->{$field}->[0];
+        my $now_it_is  = $changes->{$field}->[1];
+    }
+
+    my $old_summary = $old_bug->short_desc;
+
+    my $status_message;
+    if (my $status_change = $changes->{'bug_status'}) {
+        my $old_status = new Bugzilla::Status({ name => $status_change->[0] });
+        my $new_status = new Bugzilla::Status({ name => $status_change->[1] });
+        if ($new_status->is_open && !$old_status->is_open) {
+            $status_message = "Bug re-opened!";
+        }
+        if (!$new_status->is_open && $old_status->is_open) {
+            $status_message = "Bug closed!";
+        }
+    }
+
+    my $bug_id = $bug->id;
+    my $num_changes = scalar keys %$changes;
+    my $result = "There were $num_changes changes to fields on bug $bug_id"
+                 . " at $timestamp.";
+    # Uncomment this line to see $result in your webserver's error log whenever
+    # you update a bug.
+    # warn $result;
+}
+
 sub bug_end_of_update {
     my ($self, $args) = @_;