1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 <?php
namespace Tev\Field\Model;
use WP_Post;
use Tev\Post\Factory as PostFactory;
/**
* Post field.
*
* Returns a single Post object or array of Post objects.
*/
class PostField extends AbstractField
{
/**
* Post factory.
*
* @var \Tev\Post\Factory
*/
private $postFactory;
/**
* Constructor.
*
* @param array $base Base field data
* @param \Tev\Post\Factory $postFactory Post factory
* @return void
*/
public function __construct(array $base, PostFactory $postFactory)
{
parent::__construct($base);
$this->postFactory = $postFactory;
}
/**
* Get a single post object or array of post objects.
*
* If no posts are configured, returned will result will be an empty array
* if this is a mutli-select, or null if not.
*
* @return \Tev\Post\Model\Post|\Tev\Post\Model\Post[]|null
*/
public function getValue()
{
$val = $this->base['value'];
if (is_array($val)) {
$posts = array();
foreach ($val as $p) {
$posts[] = $this->postFactory->create($this->getPostObject($p));
}
return $posts;
} elseif (strlen($val)) {
return $this->postFactory->create($this->getPostObject($val));
} else {
if (isset($this->base['multiple']) && $this->base['multiple']) {
return array();
} else {
return null;
}
}
}
/**
* Get a string representation of this field.
*
* Post title or titles, comma-space separated.
*
* @return string
*/
public function __toString()
{
$post = $this->getValue();
if (is_array($post)) {
return array_reduce($post, function ($string, $p) {
return $string . (strlen($string) ? ', ' : '') . $p->getTitle();
}, '');
} elseif ($post !== null) {
return $post->getTitle();
} else {
return '';
}
}
/**
* If given $post is an ID, get a WP_Post object from it.
*
* @param int|\WP_Post $post Post ID or object
* @return \WP_Post Post object
*/
private function getPostObject($post)
{
if (!($post instanceof WP_Post)) {
return get_post($post);
}
return $post;
}
}