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<?php |
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/* |
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* This file is part of the feed-io package. |
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* |
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* (c) Alexandre Debril <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace FeedIo; |
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use FeedIo\Feed\NodeInterface; |
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abstract class RuleAbstract |
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{ |
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const NODE_NAME = 'node'; |
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/** |
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* @var string |
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*/ |
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protected $nodeName; |
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/** |
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* @param string $nodeName |
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*/ |
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public function __construct($nodeName = null) |
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{ |
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$this->nodeName = is_null($nodeName) ? static::NODE_NAME : $nodeName; |
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} |
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/** |
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* @return string |
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*/ |
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public function getNodeName() |
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{ |
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return $this->nodeName; |
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} |
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/** |
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* @param \DOMElement $element |
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* @param string $name |
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* @return string|null |
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*/ |
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public function getAttributeValue(\DOMElement $element, $name) |
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{ |
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if ($element->hasAttribute($name)) { |
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return $element->getAttribute($name); |
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} |
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return; |
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} |
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/** |
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* @param \DOMElement $element |
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* @param string $name |
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* @return string|null |
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*/ |
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public function getChildValue(\DOMElement $element, $name) |
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{ |
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$list = $element->getElementsByTagName($name); |
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if ( $list->length > 0 ) { |
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return $list->item(0)->nodeValue; |
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} |
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return; |
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} |
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/** |
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* Sets the accurate $item property according to the DomElement content |
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* |
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* @param NodeInterface $node |
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* @param \DOMElement $element |
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* @return mixed |
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*/ |
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abstract public function setProperty(NodeInterface $node, \DOMElement $element); |
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/** |
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* creates the accurate DomElement content according to the $item's property |
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* |
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* @param \DomDocument $document |
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* @param NodeInterface $node |
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* @return \DomElement |
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*/ |
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abstract public function createElement(\DomDocument $document, NodeInterface $node); |
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} |
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alexdebril /
feed-io
