/**
* Processes a physical unit for the Solr index
*
* @access protected
*
* @param tx_dlf_document &$doc: The METS document
* @param integer $page: The page number
* @param array $physicalUnit: Array of the physical unit to process
*
* @return integer 0 on success or 1 on failure
*/
protected static function processPhysical(tx_dlf_document &$doc, $page, array $physicalUnit)
{
$errors = 0;
// Read extension configuration.
$extConf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][self::$extKey]);
if (!empty($physicalUnit['files'][$extConf['fileGrpFulltext']])) {
$file = $doc->getFileLocation($physicalUnit['files'][$extConf['fileGrpFulltext']]);
// Load XML file.
if (\TYPO3\CMS\Core\Utility\GeneralUtility::isValidUrl($file) || version_compare(phpversion(), '5.3.3', '<')) {
// Set user-agent to identify self when fetching XML data.
if (!empty($extConf['useragent'])) {
@ini_set('user_agent', $extConf['useragent']);
}
// Turn off libxml's error logging.
$libxmlErrors = libxml_use_internal_errors(TRUE);
// disable entity loading
$previousValueOfEntityLoader = libxml_disable_entity_loader(TRUE);
// Load XML from file.
$xml = simplexml_load_string(file_get_contents($file));
// reset entity loader setting
libxml_disable_entity_loader($previousValueOfEntityLoader);
// Reset libxml's error logging.
libxml_use_internal_errors($libxmlErrors);
if ($xml === FALSE) {
return 1;
}
} else {
return 1;
}
// Load class.
if (!class_exists('Apache_Solr_Document')) {
require_once \TYPO3\CMS\Core\Utility\GeneralUtility::getFileAbsFileName('EXT:' . self::$extKey . '/lib/SolrPhpClient/Apache/Solr/Document.php');
}
// Create new Solr document.
$solrDoc = new Apache_Solr_Document();
// Create unique identifier from document's UID and unit's XML ID.
$solrDoc->setField('id', $doc->uid . $physicalUnit['id']);
$solrDoc->setField('uid', $doc->uid);
$solrDoc->setField('pid', $doc->pid);
$solrDoc->setField('page', $page);
if (!empty($physicalUnit['files'][$extConf['fileGrpThumbs']])) {
$solrDoc->setField('thumbnail', $doc->getFileLocation($physicalUnit['files'][$extConf['fileGrpThumbs']]));
}
$solrDoc->setField('partof', $doc->parentId);
$solrDoc->setField('root', $doc->rootId);
$solrDoc->setField('sid', $physicalUnit['id']);
$solrDoc->setField('toplevel', FALSE);
$solrDoc->setField('type', $physicalUnit['type'], self::$fields['fieldboost']['type']);
$solrDoc->setField('fulltext', tx_dlf_alto::getRawText($xml));
try {
self::$solr->service->addDocument($solrDoc);
} catch (Exception $e) {
if (!defined('TYPO3_cliMode')) {
$message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\Messaging\\FlashMessage', tx_dlf_helper::getLL('flash.solrException', TRUE) . '<br />' . htmlspecialchars($e->getMessage()), tx_dlf_helper::getLL('flash.error', TRUE), \TYPO3\CMS\Core\Messaging\FlashMessage::ERROR, TRUE);
tx_dlf_helper::addMessage($message);
}
return 1;
}
}
return $errors;
}
/**
* Processes a logical unit (and its children) for the Solr index
*
* @access protected
*
* @param tx_dlf_document &$doc: The METS document
* @param array $logicalUnit: Array of the logical unit to process
*
* @return integer 0 on success or 1 on failure
*/
protected static function process(tx_dlf_document &$doc, array $logicalUnit)
{
$errors = 0;
// Get metadata for logical unit.
$metadata = $doc->metadataArray[$logicalUnit['id']];
if (!empty($metadata)) {
// Load class.
if (!class_exists('Apache_Solr_Document')) {
require_once t3lib_div::getFileAbsFileName('EXT:' . self::$extKey . '/lib/SolrPhpClient/Apache/Solr/Document.php');
}
// Create new Solr document.
$solrDoc = new Apache_Solr_Document();
// Create unique identifier from document's UID and unit's XML ID.
$solrDoc->setField('id', $doc->uid . $logicalUnit['id']);
$solrDoc->setField('uid', $doc->uid);
$solrDoc->setField('pid', $doc->pid);
if (tx_dlf_helper::testInt($logicalUnit['points'])) {
$solrDoc->setField('page', $logicalUnit['points']);
}
if ($logicalUnit['id'] == $doc->toplevelId) {
$solrDoc->setField('thumbnail', $doc->thumbnail);
} elseif (!empty($logicalUnit['thumbnailId'])) {
$solrDoc->setField('thumbnail', $doc->getFileLocation($logicalUnit['thumbnailId']));
}
$solrDoc->setField('partof', $doc->parentId);
$solrDoc->setField('sid', $logicalUnit['id']);
$solrDoc->setField('toplevel', in_array($logicalUnit['type'], self::$toplevel));
$solrDoc->setField('type', $logicalUnit['type'], self::$fields['fieldboost']['type']);
$solrDoc->setField('title', $metadata['title'][0], self::$fields['fieldboost']['title']);
$solrDoc->setField('volume', $metadata['volume'][0], self::$fields['fieldboost']['volume']);
$autocomplete = array();
foreach ($metadata as $index_name => $data) {
if (!empty($data) && substr($index_name, -8) !== '_sorting') {
$solrDoc->setField(self::getIndexFieldName($index_name, $doc->pid), $data, self::$fields['fieldboost'][$index_name]);
if (in_array($index_name, self::$fields['sortables'])) {
// Add sortable fields to index.
$solrDoc->setField($index_name . '_sorting', $metadata[$index_name . '_sorting'][0]);
}
if (in_array($index_name, self::$fields['facets'])) {
// Add facets to index.
$solrDoc->setField($index_name . '_faceting', $data);
}
if (in_array($index_name, self::$fields['autocompleted'])) {
$autocomplete = array_merge($autocomplete, $data);
}
}
}
// Add autocomplete values to index.
if (!empty($autocomplete)) {
$solrDoc->setField('autocomplete', $autocomplete);
}
try {
self::$solr->service->addDocument($solrDoc);
} catch (Exception $e) {
if (!defined('TYPO3_cliMode')) {
$message = t3lib_div::makeInstance('t3lib_FlashMessage', tx_dlf_helper::getLL('flash.solrException', TRUE) . '<br />' . htmlspecialchars($e->getMessage()), tx_dlf_helper::getLL('flash.error', TRUE), t3lib_FlashMessage::ERROR, TRUE);
t3lib_FlashMessageQueue::addMessage($message);
}
return 1;
}
}
// Check for child elements...
if (!empty($logicalUnit['children'])) {
foreach ($logicalUnit['children'] as $child) {
if (!$errors) {
// ...and process them, too.
$errors = self::process($doc, $child);
} else {
break;
}
}
}
return $errors;
}