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<?php
namespace p3k\XRay;
class PostType {
// Takes an XRay format post and runs post-type-discovery, returning a single string
// https://www.w3.org/TR/post-type-discovery/
public static function discover($post) {
// A few of the post types are defined as the same as their microformats h-* types
if(in_array($post['type'], ['event','recipe','review']))
return $post['type'];
if(isset($post['rsvp']))
return 'rsvp';
if(isset($post['repost-of']))
return 'repost';
if(isset($post['like-of']))
return 'like';
if(isset($post['in-reply-to']))
return 'reply';
if(isset($post['bookmark-of']))
return 'bookmark';
if(isset($post['follow-of']))
return 'follow';
if(isset($post['checkin']))
return 'checkin';
if(isset($post['video']))
return 'video';
if(isset($post['audio']))
return 'audio';
if(isset($post['photo']))
return 'photo';
$content = '';
if(isset($post['content']))
$content = $post['content']['text'];
elseif(isset($post['summary']))
$content = $post['summary'];
if(!isset($post['name']) || !trim($post['name']))
return 'note';
// Trim all leading/trailing whitespace
$name = trim($post['name']);
// Collapse all sequences of internal whitespace to a single space (0x20) character each
$name = preg_replace('/\s+/', ' ', $name);
$content = preg_replace('/\s+/', ' ', $content);
// If this processed "name" property value is NOT a prefix of the
// processed "content" property, then it is an article post.
if(strpos($content, $name) === false) {
return 'article';
}
return 'note';
}
}