From 68774532e13eec0346104e2c05e6198b71c6b7a1 Mon Sep 17 00:00:00 2001
From: Sergey Tsalkov <stsalkov@gmail.com>
Date: Fri, 22 Apr 2011 23:15:14 -0400
Subject: [PATCH] add delete() function -- mostly for completeness with
 insert(), update(), etc

---
 db.class.php             |  9 +++++++++
 simpletest/BasicTest.php | 18 ++++++++++++++++++
 2 files changed, 27 insertions(+)

diff --git a/db.class.php b/db.class.php
index 6f24801..b0023b3 100644
--- a/db.class.php
+++ b/db.class.php
@@ -172,6 +172,15 @@ class DB
     return DB::insertOrReplace('REPLACE', $table, $data);
   }
   
+  public static function delete() {
+    $args = func_get_args();
+    $table = self::formatTableName(array_shift($args));
+    $where = array_shift($args);
+    $buildquery = "DELETE FROM $table WHERE $where";
+    array_unshift($args, $buildquery);
+    call_user_func_array('DB::queryNull', $args);
+  }
+  
   public static function sqleval($text) {
     return new MeekroDBEval($text);
   }
diff --git a/simpletest/BasicTest.php b/simpletest/BasicTest.php
index bb4cc8e..3e83fdc 100644
--- a/simpletest/BasicTest.php
+++ b/simpletest/BasicTest.php
@@ -155,6 +155,24 @@ class BasicTest extends SimpleTest {
     $this->assert(DB::affectedRows() === 1);
   }
   
+  function test_4_2_delete() {
+    DB::insert('accounts', array(
+      'username' => 'gonesoon',
+      'password' => 'something',
+      'age' => 61,
+      'height' => 199.194
+    ));
+    
+    $ct = DB::queryFirstField("SELECT COUNT(*) FROM accounts WHERE username=%s AND height=%d", 'gonesoon', 199.194);
+    $this->assert(intval($ct) === 1);
+    
+    DB::delete('accounts', 'username=%s AND age=%i AND height=%d', 'gonesoon', '61', '199.194');
+    $this->assert(DB::affectedRows() === 1);
+    
+    $ct = DB::queryFirstField("SELECT COUNT(*) FROM accounts WHERE username=%s AND height=%d", 'gonesoon', '199.194');
+    $this->assert(intval($ct) === 0);
+  }
+  
   function test_5_error_handler() {
     global $error_callback_worked;