45 lines
1.2 KiB
PHP
45 lines
1.2 KiB
PHP
<?php
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namespace Kitodo\Dlf\Formats;
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/**
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* (c) Kitodo. Key to digital objects e.V. <contact@kitodo.org>
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*
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* This file is part of the Kitodo and TYPO3 projects.
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*
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* @license GNU General Public License version 3 or later.
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* For the full copyright and license information, please read the
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* LICENSE.txt file that was distributed with this source code.
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*/
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/**
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* Fulltext ALTO format class for the 'dlf' extension.
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*
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* @author Sebastian Meyer <sebastian.meyer@slub-dresden.de>
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* @package TYPO3
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* @subpackage dlf
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* @access public
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*/
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class Alto implements \Kitodo\Dlf\Common\FulltextInterface {
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/**
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* This extracts the fulltext data from ALTO XML
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*
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* @access public
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*
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* @param \SimpleXMLElement $xml: The XML to extract the raw text from
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*
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* @return string The raw unformatted fulltext
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*/
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public function getRawText(\SimpleXMLElement $xml) {
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$xml->registerXPathNamespace('alto', 'http://www.loc.gov/standards/alto/ns-v2#');
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// Get all (presumed) words of the text.
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$words = $xml->xpath('./alto:Layout/alto:Page/alto:PrintSpace//alto:TextBlock/alto:TextLine/alto:String/@CONTENT');
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return implode(' ', $words);
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}
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}
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