Merge pull request #150 from ryall/master

Support DateTime inputs as well as string. Add validation for require…

src/Message/RestSearchTransactionRequest.php

@@ -140,12 +140,12 @@ public function getStartDate()
  /**
  * Set the request startDate
  *
- * @param string $value
+ * @param string|DateTime $value
  * @return RestSearchTransactionRequest provides a fluent interface.
  */
  public function setStartDate($value)
  {
- return $this->setParameter('startDate', $value);
+ return $this->setParameter('startDate', is_string($value) ? new \DateTime($value) : $value);
  }
 
  /**
@@ -161,20 +161,20 @@ public function getEndDate()
  /**
  * Set the request endDate
  *
- * @param string $value
+ * @param string|DateTime $value
  * @return RestSearchTransactionRequest provides a fluent interface.
  */
  public function setEndDate($value)
  {
- return $this->setParameter('endDate', $value);
+ return $this->setParameter('endDate', is_string($value) ? new \DateTime($value) : $value);
  }
 
  public function getData()
  {
- $this->validate('agreementId');
+ $this->validate('agreementId', 'startDate', 'endDate');
  return array(
- 'start_date'  => $this->getStartDate(),
- 'end_date'  => $this->getEndDate(),
+ 'start_date' => $this->getStartDate()->format('Y-m-d'),
+ 'end_date' => $this->getEndDate()->format('Y-m-d'),
  );
  }