From 4c0772f2ce11d86f4663b5ffb0a6c661018abedd Mon Sep 17 00:00:00 2001
From: Victor Dubiniuk <victor.dubiniuk@gmail.com>
Date: Tue, 15 Oct 2013 21:12:50 +0300
Subject: [PATCH] Do not handle empty collections

---
 lib/db.php | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/lib/db.php b/lib/db.php
index 823b76c8..c1a799c4 100644
--- a/lib/db.php
+++ b/lib/db.php
@@ -98,7 +98,10 @@ abstract class Db {
 		if (!is_array($value)){
 			$value = array($value);
 		}
-		if (count($value)===1){
+		$count = count($value);
+		if ($count===0){
+			return 0;
+		} elseif ($count===1){
 			$result = $this->execute('DELETE FROM ' . $this->tableName . ' WHERE `'. $field .'` =?', $value);
 		} else {
 			$stmt = $this->buildInQuery($field, $value);
@@ -129,7 +132,10 @@ abstract class Db {
 		if (!is_array($value)){
 			$value = array($value);
 		}
-		if (count($value)===1){
+		$count = count($value);
+		if ($count===0){
+			return array();
+		} elseif ($count===1){
 			$result = $this->execute('SELECT * FROM ' . $this->tableName . ' WHERE `'. $field .'` =?', $value);
 		} else {
 			$stmt = $this->buildInQuery($field, $value);