<?php
/**
* This file contains the CssParserFilterClass class.
*
* PHP Version 5.3
*
* @category Css
* @package CssParser
* @author Gonzalo Chumillas <gonzalo@soloproyectos.com>
* @license https://raw2.github.com/soloproyectos/php.common-libs/master/LICENSE BSD 2-Clause License
* @link https://github.com/soloproyectos/php.common-libs
*/
namespace com\soloproyectos\common\css\parser\filter;
use \DOMElement;
use com\soloproyectos\common\css\parser\filter\CssParserFilter;
/**
* Class CssParserFilterClass.
*
* This class represents the class filter.
*
* @category Css
* @package CssParser
* @author Gonzalo Chumillas <gonzalo@soloproyectos.com>
* @license https://raw2.github.com/soloproyectos/php.common-libs/master/LICENSE BSD 2-Clause License
* @link https://github.com/soloproyectos/php.common-libs
*/
class CssParserFilterClass extends CssParserFilter
{
/**
* Class name.
* @var string
*/
private $_className;
/**
* Constructor.
*
* @param string $className Class name
*/
public function __construct($className)
{
$this->_className = $className;
}
/**
* Is a class name in a given list?
*
* @param string $class Class name
* @param string $classes List of classes
*
* @return boolean
*/
private function _isClassInList($class, $classes)
{
$items = explode(" ", trim($classes));
if (count($items) > 0) {
foreach ($items as $item) {
if (strcasecmp($class, trim($item)) == 0) {
return true;
}
}
}
return false;
}
/**
* Does the node match?
*
* @param DOMElement $node DOMElement object
* @param integer $position Node position
* @param array $items List of nodes
*
* @return boolean
*/
public function match($node, $position, $items)
{
return $this->_isClassInList(
$this->_className,
$node->getAttribute("class")
);
}
}
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