Added a level for the BufferHandler

src/Monolog/Handler/BufferHandler.php

@@ -30,10 +30,12 @@ class BufferHandler extends AbstractHandler
     /**
      * @param HandlerInterface $handler Handler.
      * @param integer $bufferSize How many entries should be buffered at most, beyond that the oldest items are removed from the buffer.
+     * @param integer $level The minimum logging level at which this handler will be triggered
      * @param Boolean $bubble Whether the messages that are handled can bubble up the stack or not
      */
-    public function __construct(HandlerInterface $handler, $bufferSize = 0, $bubble = false)
+    public function __construct(HandlerInterface $handler, $bufferSize = 0, $level = Logger::DEBUG, $bubble = false)
     {
+        parent::__construct($level, $bubble);
         $this->handler = $handler;
         $this->bufferSize = $bufferSize;
         $this->bubble = $bubble;
@@ -44,6 +46,10 @@ class BufferHandler extends AbstractHandler
      */
     public function handle(array $record)
     {
+        if ($record['level'] < $this->level) {
+            return false;
+        }
+
         $this->buffer[] = $record;
         if ($this->bufferSize > 0 && count($this->buffer) > $this->bufferSize) {
             array_shift($this->buffer);

tests/Monolog/Handler/BufferHandlerTest.php

@@ -53,4 +53,18 @@ class BufferHandlerTest extends TestCase
         $this->assertTrue($test->hasInfoRecords());
         $this->assertFalse($test->hasDebugRecords());
     }
+
+    public function testHandleLevel()
+    {
+        $test = new TestHandler();
+        $handler = new BufferHandler($test, 0, Logger::INFO);
+        $handler->handle($this->getRecord(Logger::DEBUG));
+        $handler->handle($this->getRecord(Logger::INFO));
+        $handler->handle($this->getRecord(Logger::WARNING));
+        $handler->handle($this->getRecord(Logger::DEBUG));
+        $handler->close();
+        $this->assertTrue($test->hasWarningRecords());
+        $this->assertTrue($test->hasInfoRecords());
+        $this->assertFalse($test->hasDebugRecords());
+    }
 }