Kitodo\Dlf\Plugin\OaiPmh::main()

Complexity

Conditions	13
Paths	112

Size

Total Lines	83
Code Lines	60

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
    public function main($content, $conf)
    {
        // Initialize plugin.
        $this->init($conf);
        // Turn cache off.
        $this->setCache(false);
        // Get GET and POST variables.
        $this->getUrlParams();
        // Delete expired resumption tokens.
        $this->deleteExpiredTokens();
        // Create XML document.
        $this->oai = new \DOMDocument('1.0', 'UTF-8');
        // Add processing instruction (aka XSL stylesheet).
        if (!empty($this->conf['stylesheet'])) {
            // Resolve "EXT:" prefix in file path.
            if (substr($this->conf['stylesheet'], 0, 4) == 'EXT:') {
                list($extKey, $filePath) = explode('/', substr($this->conf['stylesheet'], 4), 2);
                if (\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::isLoaded($extKey)) {
                    $this->conf['stylesheet'] = \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($extKey) . $filePath;

The function TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath() has been deprecated: use extPath() or GeneralUtility::getFileAbsFileName() together with PathUtility::getAbsoluteWebPath() instead.

The property conf does not exist. Although not strictly required by PHP, it is generally a best practice to declare properties explicitly.

                }
            }
            $stylesheet = \TYPO3\CMS\Core\Utility\GeneralUtility::locationHeaderUrl($this->conf['stylesheet']);
        } else {
            // Use default stylesheet if no custom stylesheet is given.
            $stylesheet = \TYPO3\CMS\Core\Utility\GeneralUtility::locationHeaderUrl(\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($this->extKey) . 'Resources/Public/Stylesheets/OaiPmh.xsl');

The function TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath() has been deprecated: use extPath() or GeneralUtility::getFileAbsFileName() together with PathUtility::getAbsoluteWebPath() instead.

        }
        $this->oai->appendChild($this->oai->createProcessingInstruction('xml-stylesheet', 'type="text/xsl" href="' . htmlspecialchars($stylesheet, ENT_NOQUOTES, 'UTF-8') . '"'));
        // Create root element.
        $root = $this->oai->createElementNS('http://www.openarchives.org/OAI/2.0/', 'OAI-PMH');
        $root->setAttributeNS('http://www.w3.org/2000/xmlns/', 'xmlns:xsi', 'http://www.w3.org/2001/XMLSchema-instance');
        $root->setAttributeNS('http://www.w3.org/2001/XMLSchema-instance', 'xsi:schemaLocation', 'http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd');
        // Add response date.
        $root->appendChild($this->oai->createElementNS('http://www.openarchives.org/OAI/2.0/', 'responseDate', gmdate('Y-m-d\TH:i:s\Z', $GLOBALS['EXEC_TIME'])));
        // Get response data.
        switch ($this->piVars['verb']) {
            case 'GetRecord':
                $response = $this->verbGetRecord();
                break;
            case 'Identify':
                $response = $this->verbIdentify();
                break;
            case 'ListIdentifiers':
                $response = $this->verbListIdentifiers();
                break;
            case 'ListMetadataFormats':
                $response = $this->verbListMetadataFormats();
                break;
            case 'ListRecords':
                $response = $this->verbListRecords();
                break;
            case 'ListSets':
                $response = $this->verbListSets();
                break;
            default:
                $response = $this->error('badVerb');
        }
        // Add request.
        $linkConf = [
            'parameter' => $GLOBALS['TSFE']->id,
            'forceAbsoluteUrl' => 1,
            'forceAbsoluteUrl.' => ['scheme' => !empty($this->conf['forceAbsoluteUrlHttps']) ? 'https' : 'http']
        ];
        $request = $this->oai->createElementNS('http://www.openarchives.org/OAI/2.0/', 'request', htmlspecialchars($this->cObj->typoLink_URL($linkConf), ENT_NOQUOTES, 'UTF-8'));
        if (!$this->error) {
            foreach ($this->piVars as $key => $value) {
                $request->setAttribute($key, htmlspecialchars($value, ENT_NOQUOTES, 'UTF-8'));
            }
        }
        $root->appendChild($request);
        $root->appendChild($response);
        $this->oai->appendChild($root);
        $content = $this->oai->saveXML();
        // Clean output buffer.
        ob_end_clean();
        // Send headers.
        header('HTTP/1.1 200 OK');
        header('Cache-Control: no-cache');
        header('Content-Length: ' . strlen($content));
        header('Content-Type: text/xml; charset=utf-8');
        header('Date: ' . date('r', $GLOBALS['EXEC_TIME']));
        header('Expires: ' . date('r', $GLOBALS['EXEC_TIME'] + $this->conf['expired']));
        echo $content;
        exit;
    }