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<?php |
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/** |
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* (c) Kitodo. Key to digital objects e.V. <[email protected]> |
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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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namespace Kitodo\Dlf\Common\Document; |
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use Kitodo\Dlf\Common\Helper; |
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use TYPO3\CMS\Core\Database\ConnectionPool; |
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use TYPO3\CMS\Core\Utility\GeneralUtility; |
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trait XMLDocument |
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{ |
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/** |
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* Register all available data formats |
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* |
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* @access protected |
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* |
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* @return void |
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*/ |
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protected function loadFormats() |
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{ |
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if (!$this->formatsLoaded) { |
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$queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class) |
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->getQueryBuilderForTable('tx_dlf_formats'); |
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// Get available data formats from database. |
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$result = $queryBuilder |
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->select( |
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'tx_dlf_formats.type AS type', |
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'tx_dlf_formats.root AS root', |
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'tx_dlf_formats.namespace AS namespace', |
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'tx_dlf_formats.class AS class' |
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) |
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->from('tx_dlf_formats') |
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->where( |
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$queryBuilder->expr()->eq('tx_dlf_formats.pid', 0) |
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) |
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->execute(); |
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while ($resArray = $result->fetch()) { |
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// Update format registry. |
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$this->formats[$resArray['type']] = [ |
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'rootElement' => $resArray['root'], |
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'namespaceURI' => $resArray['namespace'], |
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'class' => $resArray['class'] |
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]; |
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} |
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$this->formatsLoaded = true; |
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} |
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} |
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/** |
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* XML specific part of loading a location |
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* |
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* @access protected |
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* |
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* @param string $location: The URL of the file to load |
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* |
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* @return string|bool string on success or false on failure |
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* |
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* @see Document::loadLocation($location) |
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*/ |
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protected function loadXMLLocation($location) { |
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$fileResource = GeneralUtility::getUrl($location); |
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if ($fileResource !== false) { |
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$xml = Helper::getXmlFileAsString($fileResource); |
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if ($xml !== false) { |
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return $xml; |
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} |
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} |
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$this->logger->error('Could not load XML file from "' . $location . '"'); |
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return false; |
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} |
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/** |
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* Register all available namespaces for a \SimpleXMLElement object |
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* |
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* @access public |
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* |
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* @param \SimpleXMLElement|\DOMXPath &$obj: \SimpleXMLElement or \DOMXPath object |
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* |
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* @return void |
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*/ |
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protected function registerNamespaces(&$obj) |
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{ |
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// TODO Check usage, because it is public and may be used by extensions |
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// TODO XML specific method does not seem to be used anywhere outside this class within the project |
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// Changed to protected while moved to trait |
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$this->loadFormats(); |
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// Do we have a \SimpleXMLElement or \DOMXPath object? |
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if ($obj instanceof \SimpleXMLElement) { |
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$method = 'registerXPathNamespace'; |
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} elseif ($obj instanceof \DOMXPath) { |
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$method = 'registerNamespace'; |
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} else { |
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$this->logger->error('Given object is neither a SimpleXMLElement nor a DOMXPath instance'); |
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return; |
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} |
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// Register metadata format's namespaces. |
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foreach ($this->formats as $enc => $conf) { |
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$obj->$method(strtolower($enc), $conf['namespaceURI']); |
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} |
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} |
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} |
kitodo /
kitodo-presentation
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