Bug 880315: Fix malformed sql generated by the fix for bug 879055

1 files changed, 4 insertions, 4 deletions

diff --git a/Bugzilla/Search.pm b/Bugzilla/Search.pm
index d393a9918..f19497454 100644
--- a/Bugzilla/Search.pm
+++ b/Bugzilla/Search.pm
@@ -2944,14 +2944,14 @@ sub _anywordsubstr {
     my ($self, $args) = @_;
 
     my @terms = $self->_substring_terms($args);
-    $args->{term} = '(' . join("\n\tOR ", @terms) . ')';
+    $args->{term} = @terms ? '(' . join("\n\tOR ", @terms) . ')' : '';
 }
 
 sub _allwordssubstr {
     my ($self, $args) = @_;
 
     my @terms = $self->_substring_terms($args);
-    $args->{term} = '(' . join("\n\tAND ", @terms) . ')';
+    $args->{term} = @terms ? '(' . join("\n\tAND ", @terms) . ')' : '';
 }
 
 sub _nowordssubstr {
@@ -2968,14 +2968,14 @@ sub _anywords {
     # Because _word_terms uses AND, we need to parenthesize its terms
     # if there are more than one.
     @terms = map("($_)", @terms) if scalar(@terms) > 1;
-    $args->{term} = '(' . join("\n\tOR ", @terms) . ')';
+    $args->{term} = @terms ? '(' . join("\n\tOR ", @terms) . ')' : '';
 }
 
 sub _allwords {
     my ($self, $args) = @_;
 
     my @terms = $self->_word_terms($args);
-    $args->{term} = '(' . join("\n\tAND ", @terms) . ')';
+    $args->{term} = @terms ? '(' . join("\n\tAND ", @terms) . ')' : '';
 }
 
 sub _nowords {