getValue() for MonthSelect, DateSelect and DateTimeSelect Form Elements

library/Zend/Form/Element/DateSelect.php

@@ -114,6 +114,18 @@ public function setValue($value)
         $this->dayElement->setValue($value['day']);
     }
 
+    /**
+     * @return String
+     */
+    public function getValue()
+    {
+        return sprintf('%s-%s-%s',
+            $this->getYearElement()->getValue(),
+            $this->getMonthElement()->getValue(),
+            $this->getDayElement()->getValue()
+        );
+    }
+
     /**
      * Prepare the form element (mostly used for rendering purposes)
      *

library/Zend/Form/Element/DateTimeSelect.php

@@ -243,6 +243,21 @@ public function setValue($value)
         $this->secondElement->setValue($value['second']);
     }
 
+    /**
+     * @return String
+     */
+    public function getValue()
+    {
+        return sprintf('%s-%s-%s %s:%s:%s',
+            $this->getYearElement()->getValue(),
+            $this->getMonthElement()->getValue(),
+            $this->getDayElement()->getValue(),
+            $this->getHourElement()->getValue(),
+            $this->getMinuteElement()->getValue(),
+            $this->getSecondElement()->getValue()
+        );
+    }
+
     /**
      * Prepare the form element (mostly used for rendering purposes)
      *

library/Zend/Form/Element/MonthSelect.php

@@ -276,6 +276,17 @@ public function setValue($value)
         $this->monthElement->setValue($value['month']);
     }
 
+    /**
+     * @return String
+     */
+    public function getValue()
+    {
+        return sprintf('%s-%s',
+            $this->getYearElement()->getValue(),
+            $this->getMonthElement()->getValue()
+        );
+    }
+
     /**
      * Prepare the form element (mostly used for rendering purposes)
      *

tests/ZendTest/Form/Element/DateSelectTest.php

@@ -62,6 +62,14 @@ public function testCanSetDateFromString()
         $this->assertEquals('24', $element->getDayElement()->getValue());
     }
 
+    public function testCanGetValue()
+    {
+        $element  = new DateSelectElement();
+        $element->setValue(new DateTime('2012-09-24'));
+
+        $this->assertEquals('2012-09-24', $element->getValue());
+    }
+
     /**
      * @expectedException \Zend\Form\Exception\InvalidArgumentException
      */

tests/ZendTest/Form/Element/DateTimeSelectTest.php

@@ -88,6 +88,14 @@ public function testCanSetDateFromString()
         $this->assertEquals('05', $element->getSecondElement()->getValue());
     }
 
+    public function testCanGetValue()
+    {
+        $element  = new DateTimeSelectElement();
+        $element->setValue(new DateTime('2012-09-24 03:04:05'));
+
+        $this->assertEquals('2012-09-24 03:04:05', $element->getValue());
+    }
+
     /**
      * @expectedException \Zend\Form\Exception\InvalidArgumentException
      */

tests/ZendTest/Form/Element/MonthSelectTest.php

@@ -81,4 +81,11 @@ public function testCanSetMonthFromDateTime()
         $this->assertEquals('2012', $element->getYearElement()->getValue());
         $this->assertEquals('09', $element->getMonthElement()->getValue());
     }
+
+    public function testCanGetValue()
+    {
+        $element  = new MonthSelectElement();
+        $element->setValue(new DateTime('2012-09'));
+        $this->assertEquals('2012-09', $element->getValue());
+    }
 }