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<?php
// SPDX-FileCopyrightText: 2004-2023 Ryan Parman, Sam Sneddon, Ryan McCue
// SPDX-License-Identifier: BSD-3-Clause
declare(strict_types=1);
namespace SimplePie;
/**
* Manages all category-related data
*
* Used by {@see \SimplePie\Item::get_category()} and {@see \SimplePie\Item::get_categories()}
*
* This class can be overloaded with {@see \SimplePie\SimplePie::set_category_class()}
*/
class Category
{
/**
* Category identifier
*
* @var string|null
* @see get_term
*/
public $term;
/**
* Categorization scheme identifier
*
* @var string|null
* @see get_scheme()
*/
public $scheme;
/**
* Human readable label
*
* @var string|null
* @see get_label()
*/
public $label;
/**
* Category type
*
* category for <category>
* subject for <dc:subject>
*
* @var string|null
* @see get_type()
*/
public $type;
/**
* Constructor, used to input the data
*
* @param string|null $term
* @param string|null $scheme
* @param string|null $label
* @param string|null $type
*/
public function __construct(?string $term = null, ?string $scheme = null, ?string $label = null, ?string $type = null)
{
$this->term = $term;
$this->scheme = $scheme;
$this->label = $label;
$this->type = $type;
}
/**
* String-ified version
*
* @return string
*/
public function __toString()
{
// There is no $this->data here
return md5(serialize($this));
}
/**
* Get the category identifier
*
* @return string|null
*/
public function get_term()
{
return $this->term;
}
/**
* Get the categorization scheme identifier
*
* @return string|null
*/
public function get_scheme()
{
return $this->scheme;
}
/**
* Get the human readable label
*
* @param bool $strict
* @return string|null
*/
public function get_label(bool $strict = false)
{
if ($this->label === null && $strict !== true) {
return $this->get_term();
}
return $this->label;
}
/**
* Get the category type
*
* @return string|null
*/
public function get_type()
{
return $this->type;
}
}
class_alias('SimplePie\Category', 'SimplePie_Category');
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