Bug 398075: Bugzilla should be able to display the "shutdownhtml" message even…

Bugzilla.pm

@@ -139,7 +139,13 @@ sub init_page {
 
         # For security reasons, log out users when Bugzilla is down.
         # Bugzilla->login() is required to catch the logincookie, if any.
-        my $user = Bugzilla->login(LOGIN_OPTIONAL);
+        my $user;
+        eval { $user = Bugzilla->login(LOGIN_OPTIONAL); };
+        if ($@) {
+            # The DB is not accessible. Use the default user object.
+            $user = Bugzilla->user;
+            $user->{settings} = {};
+        }
         my $userid = $user->id;
         Bugzilla->logout();
 

template/en/default/global/common-links.html.tmpl

@@ -39,7 +39,7 @@
   <li><span class="separator">| </span><a href="report.cgi">Reports</a></li>
 
   <li>
-    [% IF Bugzilla.has_flags %]
+    [% IF Param('shutdownhtml') || Bugzilla.has_flags %]
       <span class="separator">| </span>
       [% IF user.id %]
         <a href="request.cgi?requester=[% user.login FILTER url_quote %]&amp;requestee=

template/en/default/global/field-descs.none.tmpl

@@ -91,10 +91,12 @@
     database. If you want to override this for your language
     or your installation, just use a hook. %]
 
-[% USE Bugzilla %]
-[% FOREACH bz_field = Bugzilla.get_fields() %]
-  [% SET field_descs.${bz_field.name} = bz_field.description
-     IF !field_descs.${bz_field.name}.defined %]
+[% UNLESS Param('shutdownhtml') %]
+  [% USE Bugzilla %]
+  [% FOREACH bz_field = Bugzilla.get_fields() %]
+    [% SET field_descs.${bz_field.name} = bz_field.description
+       IF !field_descs.${bz_field.name}.defined %]
+  [% END %]
 [% END %]
 
 [% field_types = { ${constants.FIELD_TYPE_UNKNOWN}       => "Unknown Type",