Fix to the date input year field

Create the field if no value is informed only to the maxYear and not to
the current date.

lib/Cake/Test/Case/View/Helper/FormHelperTest.php

@@ -6628,6 +6628,31 @@ public function testYearAutoExpandRange() {
 		$this->assertEquals($result, $expected);
 	}
 
+/**
+ * testInputDateMaxYear method
+ * 
+ * Let's say we want to only allow users born from
+ * 2006 to 2008 to register
+ * This beeing the first singup page, we still don't have any data
+ *
+ * @return void
+ */
+	public function testInputDateMaxYear() {
+				$this->Form->request->data = array();
+				$this->Form->create('User');
+				$result = $this->Form->input('birthday',
+						array(
+							'label' => false,
+							'div' => false,
+							'type' => 'date',
+							'dateFormat' => 'DMY',
+							'minYear' => 2006,
+							'maxYear' => 2008
+						)
+				);
+				$this->assertContains('value="2008" selected="selected"', $result);
+	}
+
 /**
  * testTextArea method
  *

lib/Cake/View/Helper/FormHelper.php

@@ -2359,7 +2359,11 @@ public function dateTime($fieldName, $dateFormat = 'DMY', $timeFormat = '12', $a
 		}
 
 		if ($attributes['value'] === null && $attributes['empty'] != true) {
-			$attributes['value'] = time();
+			if(!empty($attributes['maxYear']) && $attributes['maxYear'] < date('Y')) {
+				$attributes['value'] = strtotime(date($attributes['maxYear'] . '-m-d'));
+			} else {
+				$attributes['value'] = time();
+			}
 		}
 
 		if (!empty($attributes['value'])) {