<?php
/**
* Copyright 2017 Facebook, Inc.
*
* You are hereby granted a non-exclusive, worldwide, royalty-free license to
* use, copy, modify, and distribute this software in source code or binary
* form for use in connection with the web services and APIs provided by
* Facebook.
*
* As with any software that integrates with the Facebook platform, your use
* of this software is subject to the Facebook Developer Principles and
* Policies [http://developers.facebook.com/policy/]. This copyright notice
* shall be included in all copies or substantial portions of the software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
*/
namespace Facebook\GraphNodes;
use DateTime;
/**
* Birthday object to handle various Graph return formats
*
* @package Facebook
*/
class Birthday extends DateTime
{
/**
* @var bool
*/
private $hasDate = false;
/**
* @var bool
*/
private $hasYear = false;
/**
* Parses Graph birthday format to set indication flags, possible values:
*
* MM/DD/YYYY
* MM/DD
* YYYY
*
* @link https://developers.facebook.com/docs/graph-api/reference/user
*
* @param string $date
*/
public function __construct($date)
{
$parts = explode('/', $date);
$this->hasYear = count($parts) === 3 || count($parts) === 1;
$this->hasDate = count($parts) === 3 || count($parts) === 2;
parent::__construct($date);
}
/**
* Returns whether date object contains birth day and month
*
* @return bool
*/
public function hasDate()
{
return $this->hasDate;
}
/**
* Returns whether date object contains birth year
*
* @return bool
*/
public function hasYear()
{
return $this->hasYear;
}
}