[tools] testbot/web: Simplify the users deletion code.

[Francois Gouget]

Use CollectionPage's per-item action methods.
Also make sure the actions report all failures.

Signed-off-by: Francois Gouget 
---
 testbot/web/admin/UsersList.pl | 37 +++++++++++-----------------------
 1 file changed, 12 insertions(+), 25 deletions(-)

diff --git a/testbot/web/admin/UsersList.pl b/testbot/web/admin/UsersList.pl
index 2799070413..3621702a4b 100644
--- a/testbot/web/admin/UsersList.pl
+++ b/testbot/web/admin/UsersList.pl
@@ -102,43 +102,30 @@ sub GenerateDataCell($$$$$)
   }
 }

-sub GetActions($$)
+sub GetItemActions($$)
 {
   my ($self, $CollectionBlock) = @_;

-  if (defined($LDAPServer))
-  {
-    # LDAP accounts cannot be deleted
-    return [];
-  }
-
-  return $self->SUPER::GetActions($CollectionBlock);
+  # LDAP accounts cannot be deleted
+  return defined $LDAPServer ? [] : ["Delete"];
 }

-sub OnAction($$$)
+sub OnItemAction($$$$)
 {
-  my ($self, $CollectionBlock, $Action) = @_;
+  my ($self, $CollectionBlock, $Item, $Action) = @_;

if ($Action eq "Delete")
   {
-    foreach my $UserName (@{$self->{Collection}->GetKeys()})
-    {
-      next if (!defined $self->GetParam($CollectionBlock->SelName($UserName)));
-      my $User = $self->{Collection}->GetItem($UserName);
-      $User->Status('deleted');
-      my ($ErrProperty, $ErrMessage) = $User->Save();
-      if (defined $ErrMessage)
-      {
-        $self->{ErrMessage} = $ErrMessage;
-        return !1;
-      }
-      # Forcefully log out that user by deleting his web sessions
-      DeleteSessions($User);
-    }
+    $Item->Status('deleted');
+    (my $ErrProperty, $self->{ErrMessage}) = $Item->Save();
+    return 0 if (defined $self->{ErrMessage});
+
+    # Forcefully log out that user by deleting the web sessions
+    DeleteSessions($Item);
     return 1;
   }

-  return $self->SUPER::OnAction($CollectionBlock, $Action);
+  return $self->SUPER::OnItemAction($CollectionBlock, $Item, $Action);
 }