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<?php |
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namespace EWW\Dpf\Services; |
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/* |
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* This file is part of the TYPO3 CMS project. |
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* |
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* It is free software; you can redistribute it and/or modify it under |
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* the terms of the GNU General Public License, either version 2 |
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* of the License, or any later version. |
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* |
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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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* The TYPO3 project - inspiring people to share! |
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*/ |
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use EWW\Dpf\Configuration\ClientConfigurationManager; |
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use EWW\Dpf\Domain\Repository\DocumentTypeRepository; |
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use EWW\Dpf\Helper\XSLTransformator; |
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use TYPO3\CMS\Extbase\Object\ObjectManager; |
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use EWW\Dpf\Services\Transformer\DocumentTransformer; |
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/** |
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* ParserGenerator |
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*/ |
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class ParserGenerator |
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{ |
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/** |
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* clientConfigurationManager |
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* |
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* @var \EWW\Dpf\Configuration\ClientConfigurationManager |
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* |
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*/ |
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protected $clientConfigurationManager; |
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/** |
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* documentTypeRepository |
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* |
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* @var \EWW\Dpf\Domain\Repository\DocumentTypeRepository |
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*/ |
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protected $documentTypeRepository = null; |
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/** |
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* formData |
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* |
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* @var array |
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*/ |
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protected $formData = array(); |
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/** |
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* files from form |
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* @var array |
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*/ |
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protected $files = array(); |
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/** |
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* metsData |
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* |
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* @var DOMDocument |
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*/ |
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protected $metsData = ''; |
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/** |
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* xml data |
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* @var DOMDocument |
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*/ |
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protected $xmlData = ''; |
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/** |
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* xml header |
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* @var string |
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*/ |
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protected $xmlHeader = ''; |
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/** |
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* xPathXMLGenerator |
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* @var object |
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*/ |
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protected $parser = null; |
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/** |
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* ref id counter |
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*/ |
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protected $counter = 0; |
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/** |
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* namespaces as string |
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* @var string |
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*/ |
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protected $namespaceString = ''; |
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/** |
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* ParserGenerator constructor. |
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* @param int $clientPid |
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*/ |
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public function __construct($clientPid = 0) |
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{ |
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$objectManager = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(ObjectManager::class); |
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$this->clientConfigurationManager = $objectManager->get(ClientConfigurationManager::class); |
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if ($clientPid) { |
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$this->clientConfigurationManager->setConfigurationPid($clientPid); |
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} |
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$this->documentTypeRepository = $objectManager->get(DocumentTypeRepository::class); |
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$namespaceConfigurationString = $this->clientConfigurationManager->getNamespaces(); |
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if (!empty($namespaceConfigurationString)) { |
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$namespaceConfiguration = explode(";", $namespaceConfigurationString); |
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foreach ($namespaceConfiguration as $value) { |
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$namespace = explode("=", $value); |
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$this->namespaceString .= ' xmlns:' . $namespace[0] . '="' . $namespace[1] . '"'; |
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} |
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} |
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$this->xmlHeader = '<data' . $this->namespaceString . '></data>'; |
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$this->xmlData = new \DOMDocument(); |
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$this->xmlData->loadXML($this->xmlHeader); |
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// Parser |
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include_once 'XPathXMLGenerator.php'; |
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$this->parser = new XPathXMLGenerator(); |
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} |
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/** |
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* returns the mods xml string |
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* @return string mods xml |
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*/ |
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public function getXMLData() |
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{ |
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$xml = $this->xmlData->saveXML(); |
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$xml = preg_replace("/eww=\"\d-\d-\d\"/", '${1}${2}${3}', $xml); |
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return $xml; |
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} |
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/** |
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* build mods from form array |
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* @param array $array structured form data array |
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*/ |
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public function buildXmlFromForm($array) |
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{ |
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$fedoraNamespace = $this->clientConfigurationManager->getFedoraNamespace(); |
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$this->xmlData = $this->xmlData; |
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// Build xml mods from form fields |
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// loop each group |
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foreach ($array['metadata'] as $key => $group) { |
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//groups |
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$mapping = $group['mapping']; |
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$values = $group['values']; |
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$attributes = $group['attributes']; |
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$attributeXPath = ''; |
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$extensionAttribute = ''; |
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foreach ($attributes as $attribute) { |
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if (!$attribute["modsExtension"]) { |
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$attributeXPath .= '[' . $attribute['mapping'] . '="' . $attribute['value'] . '"]'; |
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} else { |
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$extensionAttribute .= '[' . $attribute['mapping'] . '="' . $attribute['value'] . '"]'; |
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} |
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} |
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// mods extension |
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if ($group['modsExtensionMapping']) { |
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$counter = sprintf("%'03d", $this->counter); |
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$attributeXPath .= '[@ID="'.$fedoraNamespace.'_' . $counter . '"]'; |
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} |
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$existsExtensionFlag = false; |
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$i = 0; |
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// loop each object |
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if (!empty($values)) { |
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//$values = empty($values)? [] : $values; |
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foreach ($values as $value) { |
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if ($value['modsExtension']) { |
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$existsExtensionFlag = true; |
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// mods extension |
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$counter = sprintf("%'03d", $this->counter); |
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$referenceAttribute = $extensionAttribute . '[@' . $group['modsExtensionReference'] . '="' . $fedoraNamespace . '_' . $counter . '"]'; |
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$path = $group['modsExtensionMapping'] . $referenceAttribute . '%/' . $value['mapping']; |
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$xml = $this->customXPath($path, false, $value['value']); |
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} else { |
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$path = $mapping . $attributeXPath . '%/' . $value['mapping']; |
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if ($i == 0) { |
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$newGroupFlag = true; |
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} else { |
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$newGroupFlag = false; |
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} |
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$this->customXPath($path, $newGroupFlag, $value['value']); |
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$i++; |
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} |
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} |
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} else { |
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if (!empty($attributeXPath)) { |
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$path = $mapping . $attributeXPath; |
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$this->customXPath($path, true, '', true); |
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} |
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} |
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if (!$existsExtensionFlag && $group['modsExtensionMapping']) { |
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$xPath = $group['modsExtensionMapping'] . $extensionAttribute . '[@' . $group['modsExtensionReference'] . '="'.$fedoraNamespace.'_' . $counter . '"]'; |
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$xml = $this->customXPath($xPath, true, '', true); |
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} |
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if ($group['modsExtensionMapping']) { |
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$this->counter++; |
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} |
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} |
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} |
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/** |
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* get xml from xpath |
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* @param xpath $xPath xPath expression |
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* @return xml |
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*/ |
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public function parseXPath($xPath) |
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{ |
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$this->parser->generateXmlFromXPath($xPath); |
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$xml = $this->parser->getXML(); |
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return $xml; |
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} |
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public function parseXPathWrapped($xPath) |
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{ |
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$this->parser->generateXmlFromXPath($xPath); |
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$xml = $this->parser->getXML(); |
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$xml = '<data' . $this->namespaceString . '>' . $xml . '</data>'; |
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return $xml; |
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} |
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/** |
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* Customized xPath parser |
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* @param xpath $xPath xpath expression |
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* @param string $value form value |
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* @return xml created xml |
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*/ |
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public function customXPath($xPath, $newGroupFlag = false, $value = '', $attributeOnly = false) |
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{ |
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if (!$attributeOnly) { |
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// Explode xPath |
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$newPath = explode('%', $xPath); |
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$praedicateFlag = false; |
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$explodedXPath = explode('[', $newPath[0]); |
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if (count($explodedXPath) > 1) { |
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// praedicate is given |
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if (substr($explodedXPath[1], 0, 1) == "@") { |
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// attribute |
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$path = $newPath[0]; |
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} else { |
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// path |
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$path = $explodedXPath[0]; |
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} |
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$praedicateFlag = true; |
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} else { |
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$path = $newPath[0]; |
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} |
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if (isset($value) === true && $value !== '') { |
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$newPath[1] = $newPath[1] . '="' . $value . '"'; |
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} |
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$modsDataXPath = \EWW\Dpf\Helper\XPath::create($this->xmlData); |
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if (!$newGroupFlag && $modsDataXPath->query('/data/' . $newPath[0])->length > 0) { |
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// first xpath path exist |
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// build xml from second xpath part |
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$xml = $this->parseXPath($newPath[1]); |
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// check if xpath [] are nested |
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$search = '/(\/\w*:\w*)\[(.*)\]/'; |
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preg_match($search, $newPath[1], $match); |
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preg_match($search, $match[2], $secondMatch); |
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// first part nested xpath |
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if ($match[2] && $secondMatch[2]) { |
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$nested = $match[2]; |
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$nestedXml = $this->parseXPath($nested); |
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// object xpath without nested element [] |
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$newPath[1] = str_replace('['.$match[2].']', '', $newPath[1]); |
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$xml = $this->parseXPath($newPath[1]); |
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} |
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// FIXME: XPATHXmlGenerator XPATH does not generate any namespaces, |
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// which DOMDocument cannot cope with. Actually, namespaces should not be necessary here, |
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// since it is about child elements that are then added to the overall XML. |
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libxml_use_internal_errors(true); |
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$docXML = new \DOMDocument(); |
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$docXML->loadXML($xml); |
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libxml_use_internal_errors(false); |
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$domXPath = \EWW\Dpf\Helper\XPath::create($this->xmlData); |
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// second part nested xpath |
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if ($match[2] && $secondMatch[2]) { |
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// import node from nested |
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// FIXME: XPATHXmlGenerator XPATH does not generate any namespaces, |
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// which DOMDocument cannot cope with. Actually, namespaces should not be necessary here, |
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// since it is about child elements that are then added to the overall XML. |
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libxml_use_internal_errors(true); |
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$docXMLNested = new \DOMDocument(); |
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$docXMLNested->loadXML($nestedXml); |
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libxml_use_internal_errors(false); |
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$xPath = \EWW\Dpf\Helper\XPath::create($docXML); |
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$nodeList = $xPath->query($match[1]); |
|
328
|
|
|
$node = $nodeList->item(0); |
|
329
|
|
|
|
|
330
|
|
|
$importNode = $docXML->importNode($docXMLNested->getElementsByTagName("mods")->item(0)->firstChild, true); |
|
|
|
|
|
|
331
|
|
|
|
|
332
|
|
|
$node->appendChild($importNode); |
|
333
|
|
|
} |
|
334
|
|
|
|
|
335
|
|
|
$domNode = $domXPath->query('/data/' . $path); |
|
336
|
|
|
$node = $docXML->documentElement; |
|
337
|
|
|
|
|
338
|
|
|
$nodeAppendModsData = $this->xmlData->importNode($node, true); |
|
339
|
|
|
$domNode->item($domNode->length - 1)->appendChild($nodeAppendModsData); |
|
340
|
|
|
} else { |
|
341
|
|
|
// first xpath doesn't exist |
|
342
|
|
|
// parse first xpath part |
|
343
|
|
|
$xml1 = $this->parseXPathWrapped($newPath[0]); |
|
344
|
|
|
|
|
345
|
|
|
$doc1 = new \DOMDocument(); |
|
346
|
|
|
$doc1->loadXML($xml1); |
|
347
|
|
|
|
|
348
|
|
|
$domXPath = \EWW\Dpf\Helper\XPath::create($doc1); |
|
349
|
|
|
|
|
350
|
|
|
$domNode = $domXPath->query('//' . $path); |
|
351
|
|
|
|
|
352
|
|
|
// parse second xpath part |
|
353
|
|
|
$xml2 = $this->parseXPathWrapped($path . $newPath[1]); |
|
354
|
|
|
|
|
355
|
|
|
// check if xpath [] are nested |
|
356
|
|
|
$search = '/(\/\w*:?\w*)\[(.*)\]/'; |
|
357
|
|
|
preg_match($search, $newPath[1], $match); |
|
358
|
|
|
preg_match($search, $match[2], $secondMatch); |
|
359
|
|
|
|
|
360
|
|
|
// first part nested xpath |
|
361
|
|
|
if ($match[2] && $secondMatch[2]) { |
|
362
|
|
|
$nested = $match[2]; |
|
363
|
|
|
|
|
364
|
|
|
$nestedXml = $this->parseXPathWrapped($nested); |
|
365
|
|
|
|
|
366
|
|
|
// object xpath without nested element [] |
|
367
|
|
|
$newPath[1] = str_replace('['.$match[2].']', '', $newPath[1]); |
|
368
|
|
|
|
|
369
|
|
|
$xml2 = $this->parseXPathWrapped($path . $newPath[1]); |
|
370
|
|
|
} |
|
371
|
|
|
|
|
372
|
|
|
$doc2 = new \DOMDocument(); |
|
373
|
|
|
$doc2->loadXML($xml2); |
|
374
|
|
|
|
|
375
|
|
|
$domXPath2 = \EWW\Dpf\Helper\XPath::create($doc2); |
|
376
|
|
|
|
|
377
|
|
|
// second part nested xpath |
|
378
|
|
|
if ($match[2] && $secondMatch[2]) { |
|
379
|
|
|
// import node from nested |
|
380
|
|
|
$docXMLNested = new \DOMDocument(); |
|
381
|
|
|
$docXMLNested->loadXML($nestedXml); |
|
382
|
|
|
|
|
383
|
|
|
$xPath = \EWW\Dpf\Helper\XPath::create($doc2); |
|
384
|
|
|
$nodeList = $xPath->query('//' . $path . $match[1]); |
|
385
|
|
|
$node = $nodeList->item(0); |
|
386
|
|
|
|
|
387
|
|
|
$importNode = $doc2->importNode($docXMLNested->documentElement, true); |
|
388
|
|
|
|
|
389
|
|
|
$node->appendChild($importNode); |
|
390
|
|
|
} |
|
391
|
|
|
$domNode2 = $domXPath2->query('//' . $path)->item(0)->childNodes->item(0); |
|
392
|
|
|
|
|
393
|
|
|
// merge xml nodes |
|
394
|
|
|
$nodeToBeAppended = $doc1->importNode($domNode2, true); |
|
395
|
|
|
$domNode->item(0)->appendChild($nodeToBeAppended); |
|
396
|
|
|
|
|
397
|
|
|
// add to modsData (merge not required) |
|
398
|
|
|
// get mods tag |
|
399
|
|
|
foreach ($this->xmlData->childNodes as $childNode) { |
|
400
|
|
|
// Skip comments inside the xml. |
|
401
|
|
|
if ($childNode instanceof \DOMElement) { |
|
402
|
|
|
$firstChild = $childNode; |
|
403
|
|
|
break; |
|
404
|
|
|
} |
|
405
|
|
|
} |
|
406
|
|
|
//$firstChild = $this->xmlData->childNodes->item(0); |
|
407
|
|
|
$firstItem = $doc1->documentElement->firstChild; |
|
408
|
|
|
$nodeAppendModsData = $this->xmlData->importNode($firstItem, true); |
|
409
|
|
|
$firstChild->appendChild($nodeAppendModsData); |
|
|
|
|
|
|
410
|
|
|
|
|
411
|
|
|
return $doc1->saveXML(); |
|
|
|
|
|
|
412
|
|
|
} |
|
413
|
|
|
} else { |
|
414
|
|
|
// attribute only |
|
415
|
|
|
$xml = $this->parseXPath($xPath); |
|
416
|
|
|
|
|
417
|
|
|
// FIXME: XPATHXmlGenerator XPATH does not generate any namespaces, |
|
418
|
|
|
// which DOMDocument cannot cope with. Actually, namespaces should not be necessary here, |
|
419
|
|
|
// since it is about child elements that are then added to the overall XML. |
|
420
|
|
|
libxml_use_internal_errors(true); |
|
421
|
|
|
$docXML = new \DOMDocument(); |
|
422
|
|
|
$docXML->loadXML($xml); |
|
423
|
|
|
libxml_use_internal_errors(false); |
|
424
|
|
|
|
|
425
|
|
|
$domXPath = \EWW\Dpf\Helper\XPath::create($this->xmlData); |
|
426
|
|
|
$domNode = $domXPath->query('/data'); |
|
427
|
|
|
|
|
428
|
|
|
$node = $docXML->documentElement; |
|
429
|
|
|
|
|
430
|
|
|
$nodeAppendModsData = $this->xmlData->importNode($node, true); |
|
431
|
|
|
$domNode->item($domNode->length - 1)->appendChild($nodeAppendModsData); |
|
432
|
|
|
|
|
433
|
|
|
return $docXML->saveXML(); |
|
|
|
|
|
|
434
|
|
|
} |
|
435
|
|
|
|
|
436
|
|
|
return $this->xmlData->saveXML(); |
|
437
|
|
|
} |
|
438
|
|
|
|
|
439
|
|
|
public function setXML($value = '') { |
|
440
|
|
|
$domDocument = new \DOMDocument(); |
|
441
|
|
|
if (is_null(@$domDocument->loadXML($value))) { |
|
442
|
|
|
throw new \Exception("Couldn't load MODS data"); |
|
443
|
|
|
} |
|
444
|
|
|
$this->xmlData = $domDocument; |
|
|
|
|
|
|
445
|
|
|
} |
|
446
|
|
|
} |
|
447
|
|
|
|