158 lines
3.6 KiB
PHP
158 lines
3.6 KiB
PHP
<?php
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/**
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* SimplePie
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*
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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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*
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* Copyright (c) 2004-2012, Ryan Parman, Geoffrey Sneddon, Ryan McCue, and contributors
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* All rights reserved.
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*
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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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*
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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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*
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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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*
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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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*
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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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*
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* @package SimplePie
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* @version 1.3.1
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* @copyright 2004-2012 Ryan Parman, Geoffrey Sneddon, Ryan McCue
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* @author Ryan Parman
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* @author Geoffrey 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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/**
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* Manages all category-related data
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*
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* Used by {@see SimplePie_Item::get_category()} and {@see SimplePie_Item::get_categories()}
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*
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* This class can be overloaded with {@see SimplePie::set_category_class()}
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*
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* @package SimplePie
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* @subpackage API
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*/
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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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*
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* @var string
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* @see get_term
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*/
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var $term;
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/**
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* Categorization scheme identifier
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*
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* @var string
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* @see get_scheme()
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*/
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var $scheme;
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/**
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* Human readable label
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*
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* @var string
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* @see get_label()
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*/
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var $label;
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/**
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* Constructor, used to input the data
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*
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* @param string $term
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* @param string $scheme
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* @param string $label
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*/
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public function __construct($term = null, $scheme = null, $label = null)
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{
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$this->term = $term;
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$this->scheme = $scheme;
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$this->label = $label;
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}
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/**
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* String-ified version
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*
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* @return string
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*/
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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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*
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* @return string|null
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*/
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public function get_term()
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{
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if ($this->term !== null)
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{
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return $this->term;
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}
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else
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{
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return null;
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}
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}
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/**
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* Get the categorization scheme identifier
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*
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* @return string|null
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*/
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public function get_scheme()
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{
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if ($this->scheme !== null)
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{
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return $this->scheme;
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}
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else
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{
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return null;
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}
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}
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/**
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* Get the human readable label
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*
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* @return string|null
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*/
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public function get_label()
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{
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if ($this->label !== null)
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{
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return $this->label;
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}
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else
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{
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return $this->get_term();
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}
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}
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}
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