Fixed bug where filter SQL was invalid.

symphonists · Oct 1, 2009 · 5e2cbeb · 5e2cbeb
1 parent d22e261
commit 5e2cbeb
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/fields/field.expression.php b/fields/field.expression.php
@@ -210,6 +210,8 @@ public function prepareTableValue($data, XMLElement $link = null) {
 	-------------------------------------------------------------------------*/
 
 		public function buildDSRetrivalSQL($data, &$joins, &$where, $and = false) {
+			header('content-type: text/plain');
+
 			if (is_array($data)) {
 				if ($and) $data = implode('+', $data);
 				else $data = implode(',', $data);
@@ -232,6 +234,8 @@ public function buildDSRetrivalSQL($data, &$joins, &$where, $and = false) {
 				$entries[] = $row['entry_id'];
 			}
 
+			if (empty($entries)) return false;
+
 			$this->_key++;
 			$data = implode(", ", $entries);
 			$joins .= "