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<?php

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/**

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* SimplePie

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* A PHP-Based RSS and Atom Feed Framework.

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* Takes the hard work out of managing a complete RSS/Atom solution.

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* Redistribution and use in source and binary forms, with or without modification, are

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* permitted provided that the following conditions are met:

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* * Redistributions of source code must retain the above copyright notice, this list of

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* conditions and the following disclaimer.

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* * Redistributions in binary form must reproduce the above copyright notice, this list

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* of conditions and the following disclaimer in the documentation and/or other materials

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* provided with the distribution.

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* * Neither the name of the SimplePie Team nor the names of its contributors may be used

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* to endorse or promote products derived from this software without specific prior

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* written permission.

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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS

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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY

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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS

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* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR

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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

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* POSSIBILITY OF SUCH DAMAGE.

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* @package SimplePie

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* @author Ryan Parman

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* @author Sam Sneddon

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* @author Ryan McCue

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* @link http://simplepie.org/ SimplePie

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* @license http://www.opensource.org/licenses/bsd-license.php BSD License

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/**

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* Manages all category-related data

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* Used by {@see SimplePie_Item::get_category()} and {@see SimplePie_Item::get_categories()}

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* This class can be overloaded with {@see SimplePie::set_category_class()}

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* @package SimplePie

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* @subpackage API

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class SimplePie_Category

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{

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/**

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* Category identifier

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* @var string|null

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* @see get_term

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var $term;

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/**

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* Categorization scheme identifier

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* @var string|null

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* @see get_scheme()

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var $scheme;

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/**

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* Human readable label

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* @var string|null

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* @see get_label()

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var $label;

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/**

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* Category type

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* category for <category>

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* subject for <dc:subject>

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* @var string|null

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* @see get_type()

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var $type;

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/**

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* Constructor, used to input the data

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* @param string|null $term

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* @param string|null $scheme

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* @param string|null $label

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* @param string|null $type

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public function __construct($term = null, $scheme = null, $label = null, $type = null)

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{

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$this->term = $term;

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$this->scheme = $scheme;

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$this->label = $label;

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$this->type = $type;

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}

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/**

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* String-ified version

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* @return string

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public function __toString()

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{

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// There is no $this->data here

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return md5(serialize($this));

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}

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/**

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* Get the category identifier

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* @return string|null

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public function get_term()

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{

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return $this->term;

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}

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/**

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* Get the categorization scheme identifier

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* @return string|null

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public function get_scheme()

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{

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return $this->scheme;

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}

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/**

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* Get the human readable label

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* @param bool $strict

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* @return string|null

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public function get_label($strict = false)

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{

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if ($this->label === null && $strict !== true)

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{

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return $this->get_term();

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}

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return $this->label;

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}

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/**

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* Get the category type

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* @return string|null

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public function get_type()

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{

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return $this->type;

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}

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}

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