Erikmitk / kitodo-presentation

common/class.tx_dlf_document.php

Indentation +1834 added lines, -1834 removed lines

@@ -20,2666 +20,2666 @@
  */
 final class tx_dlf_document {
 
-    /**
-     * This holds the whole XML file as string for serialization purposes
-     * @see __sleep() / __wakeup()
-     *
-     * @var	string
-     * @access protected
-     */
-    protected $asXML = '';
-
-    /**
-     * This holds the PID for the configuration
-     *
-     * @var	integer
-     * @access protected
-     */
-    protected $cPid = 0;
-
-    /**
-     * This holds the XML file's dmdSec parts with their IDs as array key
-     *
-     * @var	array
-     * @access protected
-     */
-    protected $dmdSec = array ();
-
-    /**
-     * Are the METS file's dmdSecs loaded?
-     * @see $dmdSec
-     *
-     * @var	boolean
-     * @access protected
-     */
-    protected $dmdSecLoaded = FALSE;
-
-    /**
-     * The extension key
-     *
-     * @var	string
-     * @access public
-     */
-    public static $extKey = 'dlf';
-
-    /**
-     * This holds the file ID -> USE concordance
-     * @see _getFileGrps()
-     *
-     * @var	array
-     * @access protected
-     */
-    protected $fileGrps = array ();
-
-    /**
-     * Are the file groups loaded?
-     * @see $fileGrps
-     *
-     * @var	boolean
-     * @access protected
-     */
-    protected $fileGrpsLoaded = FALSE;
-
-    /**
-     * This holds the configuration for all supported metadata encodings
-     * @see loadFormats()
-     *
-     * @var	array
-     * @access protected
-     */
-    protected $formats = array (
-        'OAI' => array (
-            'rootElement' => 'OAI-PMH',
-            'namespaceURI' => 'http://www.openarchives.org/OAI/2.0/',
-        ),
-        'METS' => array (
-            'rootElement' => 'mets',
-            'namespaceURI' => 'http://www.loc.gov/METS/',
-        ),
-        'XLINK' => array (
-            'rootElement' => 'xlink',
-            'namespaceURI' => 'http://www.w3.org/1999/xlink',
-        )
-    );
-
-    /**
-     * Are the available metadata formats loaded?
-     * @see $formats
-     *
-     * @var	boolean
-     * @access protected
-     */
-    protected $formatsLoaded = FALSE;
-
-    /**
-     * Are there any fulltext files available?
-     *
-     * @var boolean
-     * @access protected
-     */
-    protected $hasFulltext = FALSE;
-
-    /**
-     * Last searched logical and physical page
-     *
-     * @var	array
-     * @access protected
-     */
-    protected $lastSearchedPhysicalPage = array ('logicalPage' => NULL, 'physicalPage' => NULL);
-
-    /**
-     * This holds the documents location
-     *
-     * @var	string
-     * @access protected
-     */
-    protected $location = '';
-
-    /**
-     * This holds the logical units
-     *
-     * @var	array
-     * @access protected
-     */
-    protected $logicalUnits = array ();
-
-    /**
-     * This holds the documents' parsed metadata array with their corresponding structMap//div's ID as array key
-     *
-     * @var	array
-     * @access protected
-     */
-    protected $metadataArray = array ();
-
-    /**
-     * Is the metadata array loaded?
-     * @see $metadataArray
-     *
-     * @var	boolean
-     * @access protected
-     */
-    protected $metadataArrayLoaded = FALSE;
-
-    /**
-     * This holds the XML file's METS part as SimpleXMLElement object
-     *
-     * @var	SimpleXMLElement
-     * @access protected
-     */
-    protected $mets;
-
-    /**
-     * The holds the total number of pages
-     *
-     * @var	integer
-     * @access protected
-     */
-    protected $numPages = 0;
-
-    /**
-     * This holds the UID of the parent document or zero if not multi-volumed
-     *
-     * @var	integer
-     * @access protected
-     */
-    protected $parentId = 0;
-
-    /**
-     * This holds the physical structure
-     *
-     * @var	array
-     * @access protected
-     */
-    protected $physicalStructure = array ();
-
-    /**
-     * This holds the physical structure metadata
-     *
-     * @var	array
-     * @access protected
-     */
-    protected $physicalStructureInfo = array ();
-
-    /**
-     * Is the physical structure loaded?
-     * @see $physicalStructure
-     *
-     * @var	boolean
-     * @access protected
-     */
-    protected $physicalStructureLoaded = FALSE;
-
-    /**
-     * This holds the PID of the document or zero if not in database
-     *
-     * @var	integer
-     * @access protected
-     */
-    protected $pid = 0;
-
-    /**
-     * Is the document instantiated successfully?
-     *
-     * @var	boolean
-     * @access protected
-     */
-    protected $ready = FALSE;
-
-    /**
-     * The METS file's record identifier
-     *
-     * @var	string
-     * @access protected
-     */
-    protected $recordId;
-
-    /**
-     * This holds the singleton object of the document
-     *
-     * @var	array (tx_dlf_document)
-     * @access protected
-     */
-    protected static $registry = array ();
-
-    /**
-     * This holds the UID of the root document or zero if not multi-volumed
-     *
-     * @var	integer
-     * @access protected
-     */
-    protected $rootId = 0;
-
-    /**
-     * Is the root id loaded?
-     * @see $rootId
-     *
-     * @var	boolean
-     * @access protected
-     */
-    protected $rootIdLoaded = FALSE;
-
-    /**
-     * This holds the smLinks between logical and physical structMap
-     *
-     * @var	array
-     * @access protected
-     */
-    protected $smLinks = array ('l2p' => array (), 'p2l' => array ());
-
-    /**
-     * Are the smLinks loaded?
-     * @see $smLinks
-     *
-     * @var	boolean
-     * @access protected
-     */
-    protected $smLinksLoaded = FALSE;
-
-    /**
-     * This holds the logical structure
-     *
-     * @var	array
-     * @access protected
-     */
-    protected $tableOfContents = array ();
-
-    /**
-     * Is the table of contents loaded?
-     * @see $tableOfContents
-     *
-     * @var	boolean
-     * @access protected
-     */
-    protected $tableOfContentsLoaded = FALSE;
-
-    /**
-     * This holds the document's thumbnail location.
-     *
-     * @var	string
-     * @access protected
-     */
-    protected $thumbnail = '';
-
-    /**
-     * Is the document's thumbnail location loaded?
-     * @see $thumbnail
-     *
-     * @var	boolean
-     * @access protected
-     */
-    protected $thumbnailLoaded = FALSE;
-
-    /**
-     * This holds the toplevel structure's @ID
-     *
-     * @var	string
-     * @access protected
-     */
-    protected $toplevelId = '';
-
-    /**
-     * This holds the UID or the URL of the document
-     *
-     * @var	mixed
-     * @access protected
-     */
-    protected $uid = 0;
-
-    /**
-     * This holds the whole XML file as SimpleXMLElement object
-     *
-     * @var	SimpleXMLElement
-     * @access protected
-     */
-    protected $xml;
-
-    /**
-     * This clears the static registry to prevent memory exhaustion
-     *
-     * @access	public
-     *
-     * @return	void
-     */
-    public static function clearRegistry() {
-
-        // Reset registry array.
-        self::$registry = array ();
-
-    }
-
-    /**
-     * This gets the location of a file representing a physical page or track
-     *
-     * @access	public
-     *
-     * @param	string		$id: The @ID attribute of the file node
-     *
-     * @return	string		The file's location as URL
-     */
-    public function getFileLocation($id) {
+	/**
+	 * This holds the whole XML file as string for serialization purposes
+	 * @see __sleep() / __wakeup()
+	 *
+	 * @var	string
+	 * @access protected
+	 */
+	protected $asXML = '';
+
+	/**
+	 * This holds the PID for the configuration
+	 *
+	 * @var	integer
+	 * @access protected
+	 */
+	protected $cPid = 0;
+
+	/**
+	 * This holds the XML file's dmdSec parts with their IDs as array key
+	 *
+	 * @var	array
+	 * @access protected
+	 */
+	protected $dmdSec = array ();
+
+	/**
+	 * Are the METS file's dmdSecs loaded?
+	 * @see $dmdSec
+	 *
+	 * @var	boolean
+	 * @access protected
+	 */
+	protected $dmdSecLoaded = FALSE;
+
+	/**
+	 * The extension key
+	 *
+	 * @var	string
+	 * @access public
+	 */
+	public static $extKey = 'dlf';
+
+	/**
+	 * This holds the file ID -> USE concordance
+	 * @see _getFileGrps()
+	 *
+	 * @var	array
+	 * @access protected
+	 */
+	protected $fileGrps = array ();
+
+	/**
+	 * Are the file groups loaded?
+	 * @see $fileGrps
+	 *
+	 * @var	boolean
+	 * @access protected
+	 */
+	protected $fileGrpsLoaded = FALSE;
+
+	/**
+	 * This holds the configuration for all supported metadata encodings
+	 * @see loadFormats()
+	 *
+	 * @var	array
+	 * @access protected
+	 */
+	protected $formats = array (
+		'OAI' => array (
+			'rootElement' => 'OAI-PMH',
+			'namespaceURI' => 'http://www.openarchives.org/OAI/2.0/',
+		),
+		'METS' => array (
+			'rootElement' => 'mets',
+			'namespaceURI' => 'http://www.loc.gov/METS/',
+		),
+		'XLINK' => array (
+			'rootElement' => 'xlink',
+			'namespaceURI' => 'http://www.w3.org/1999/xlink',
+		)
+	);
+
+	/**
+	 * Are the available metadata formats loaded?
+	 * @see $formats
+	 *
+	 * @var	boolean
+	 * @access protected
+	 */
+	protected $formatsLoaded = FALSE;
+
+	/**
+	 * Are there any fulltext files available?
+	 *
+	 * @var boolean
+	 * @access protected
+	 */
+	protected $hasFulltext = FALSE;
+
+	/**
+	 * Last searched logical and physical page
+	 *
+	 * @var	array
+	 * @access protected
+	 */
+	protected $lastSearchedPhysicalPage = array ('logicalPage' => NULL, 'physicalPage' => NULL);
+
+	/**
+	 * This holds the documents location
+	 *
+	 * @var	string
+	 * @access protected
+	 */
+	protected $location = '';
+
+	/**
+	 * This holds the logical units
+	 *
+	 * @var	array
+	 * @access protected
+	 */
+	protected $logicalUnits = array ();
+
+	/**
+	 * This holds the documents' parsed metadata array with their corresponding structMap//div's ID as array key
+	 *
+	 * @var	array
+	 * @access protected
+	 */
+	protected $metadataArray = array ();
+
+	/**
+	 * Is the metadata array loaded?
+	 * @see $metadataArray
+	 *
+	 * @var	boolean
+	 * @access protected
+	 */
+	protected $metadataArrayLoaded = FALSE;
+
+	/**
+	 * This holds the XML file's METS part as SimpleXMLElement object
+	 *
+	 * @var	SimpleXMLElement
+	 * @access protected
+	 */
+	protected $mets;
+
+	/**
+	 * The holds the total number of pages
+	 *
+	 * @var	integer
+	 * @access protected
+	 */
+	protected $numPages = 0;
+
+	/**
+	 * This holds the UID of the parent document or zero if not multi-volumed
+	 *
+	 * @var	integer
+	 * @access protected
+	 */
+	protected $parentId = 0;
+
+	/**
+	 * This holds the physical structure
+	 *
+	 * @var	array
+	 * @access protected
+	 */
+	protected $physicalStructure = array ();
+
+	/**
+	 * This holds the physical structure metadata
+	 *
+	 * @var	array
+	 * @access protected
+	 */
+	protected $physicalStructureInfo = array ();
+
+	/**
+	 * Is the physical structure loaded?
+	 * @see $physicalStructure
+	 *
+	 * @var	boolean
+	 * @access protected
+	 */
+	protected $physicalStructureLoaded = FALSE;
+
+	/**
+	 * This holds the PID of the document or zero if not in database
+	 *
+	 * @var	integer
+	 * @access protected
+	 */
+	protected $pid = 0;
+
+	/**
+	 * Is the document instantiated successfully?
+	 *
+	 * @var	boolean
+	 * @access protected
+	 */
+	protected $ready = FALSE;
+
+	/**
+	 * The METS file's record identifier
+	 *
+	 * @var	string
+	 * @access protected
+	 */
+	protected $recordId;
+
+	/**
+	 * This holds the singleton object of the document
+	 *
+	 * @var	array (tx_dlf_document)
+	 * @access protected
+	 */
+	protected static $registry = array ();
+
+	/**
+	 * This holds the UID of the root document or zero if not multi-volumed
+	 *
+	 * @var	integer
+	 * @access protected
+	 */
+	protected $rootId = 0;
+
+	/**
+	 * Is the root id loaded?
+	 * @see $rootId
+	 *
+	 * @var	boolean
+	 * @access protected
+	 */
+	protected $rootIdLoaded = FALSE;
+
+	/**
+	 * This holds the smLinks between logical and physical structMap
+	 *
+	 * @var	array
+	 * @access protected
+	 */
+	protected $smLinks = array ('l2p' => array (), 'p2l' => array ());
+
+	/**
+	 * Are the smLinks loaded?
+	 * @see $smLinks
+	 *
+	 * @var	boolean
+	 * @access protected
+	 */
+	protected $smLinksLoaded = FALSE;
+
+	/**
+	 * This holds the logical structure
+	 *
+	 * @var	array
+	 * @access protected
+	 */
+	protected $tableOfContents = array ();
+
+	/**
+	 * Is the table of contents loaded?
+	 * @see $tableOfContents
+	 *
+	 * @var	boolean
+	 * @access protected
+	 */
+	protected $tableOfContentsLoaded = FALSE;
+
+	/**
+	 * This holds the document's thumbnail location.
+	 *
+	 * @var	string
+	 * @access protected
+	 */
+	protected $thumbnail = '';
+
+	/**
+	 * Is the document's thumbnail location loaded?
+	 * @see $thumbnail
+	 *
+	 * @var	boolean
+	 * @access protected
+	 */
+	protected $thumbnailLoaded = FALSE;
+
+	/**
+	 * This holds the toplevel structure's @ID
+	 *
+	 * @var	string
+	 * @access protected
+	 */
+	protected $toplevelId = '';
+
+	/**
+	 * This holds the UID or the URL of the document
+	 *
+	 * @var	mixed
+	 * @access protected
+	 */
+	protected $uid = 0;
+
+	/**
+	 * This holds the whole XML file as SimpleXMLElement object
+	 *
+	 * @var	SimpleXMLElement
+	 * @access protected
+	 */
+	protected $xml;
+
+	/**
+	 * This clears the static registry to prevent memory exhaustion
+	 *
+	 * @access	public
+	 *
+	 * @return	void
+	 */
+	public static function clearRegistry() {
+
+		// Reset registry array.
+		self::$registry = array ();
+
+	}
+
+	/**
+	 * This gets the location of a file representing a physical page or track
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$id: The @ID attribute of the file node
+	 *
+	 * @return	string		The file's location as URL
+	 */
+	public function getFileLocation($id) {
 
-        if (!empty($id) && ($location = $this->mets->xpath('./mets:fileSec/mets:fileGrp/mets:file[@ID="'.$id.'"]/mets:FLocat[@LOCTYPE="URL"]'))) {
+		if (!empty($id) && ($location = $this->mets->xpath('./mets:fileSec/mets:fileGrp/mets:file[@ID="'.$id.'"]/mets:FLocat[@LOCTYPE="URL"]'))) {
 
-            return (string) $location[0]->attributes('http://www.w3.org/1999/xlink')->href;
+			return (string) $location[0]->attributes('http://www.w3.org/1999/xlink')->href;
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->getFileLocation('.$id.')] There is no file node with @ID "'.$id.'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->getFileLocation('.$id.')] There is no file node with @ID "'.$id.'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-            }
+			}
 
-            return '';
+			return '';
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * This gets the MIME type of a file representing a physical page or track
-     *
-     * @access	public
-     *
-     * @param	string		$id: The @ID attribute of the file node
-     *
-     * @return	string		The file's MIME type
-     */
-    public function getFileMimeType($id) {
+	/**
+	 * This gets the MIME type of a file representing a physical page or track
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$id: The @ID attribute of the file node
+	 *
+	 * @return	string		The file's MIME type
+	 */
+	public function getFileMimeType($id) {
 
-        if (!empty($id) && ($mimetype = $this->mets->xpath('./mets:fileSec/mets:fileGrp/mets:file[@ID="'.$id.'"]/@MIMETYPE'))) {
+		if (!empty($id) && ($mimetype = $this->mets->xpath('./mets:fileSec/mets:fileGrp/mets:file[@ID="'.$id.'"]/@MIMETYPE'))) {
 
-            return (string) $mimetype[0];
+			return (string) $mimetype[0];
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->getFileMimeType('.$id.')] There is no file node with @ID "'.$id.'" or no MIME type specified', self::$extKey, SYSLOG_SEVERITY_WARNING);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->getFileMimeType('.$id.')] There is no file node with @ID "'.$id.'" or no MIME type specified', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-            }
+			}
 
-            return '';
+			return '';
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * This is a singleton class, thus an instance must be created by this method
-     *
-     * @access	public
-     *
-     * @param	mixed		$uid: The unique identifier of the document to parse or URL of XML file
-     * @param	integer		$pid: If > 0, then only document with this PID gets loaded
-     * @param	boolean		$forceReload: Force reloading the document instead of returning the cached instance
-     *
-     * @return	&tx_dlf_document		Instance of this class
-     */
-    public static function &getInstance($uid, $pid = 0, $forceReload = FALSE) {
+	/**
+	 * This is a singleton class, thus an instance must be created by this method
+	 *
+	 * @access	public
+	 *
+	 * @param	mixed		$uid: The unique identifier of the document to parse or URL of XML file
+	 * @param	integer		$pid: If > 0, then only document with this PID gets loaded
+	 * @param	boolean		$forceReload: Force reloading the document instead of returning the cached instance
+	 *
+	 * @return	&tx_dlf_document		Instance of this class
+	 */
+	public static function &getInstance($uid, $pid = 0, $forceReload = FALSE) {
 
-        // Sanitize input.
-        $pid = max(intval($pid), 0);
+		// Sanitize input.
+		$pid = max(intval($pid), 0);
 
-        if (!$forceReload) {
+		if (!$forceReload) {
 
-            $regObj = md5($uid);
+			$regObj = md5($uid);
 
-            if (is_object(self::$registry[$regObj]) && self::$registry[$regObj] instanceof self) {
+			if (is_object(self::$registry[$regObj]) && self::$registry[$regObj] instanceof self) {
 
-                // Check if instance has given PID.
-                if (!$pid || !self::$registry[$regObj]->pid || $pid == self::$registry[$regObj]->pid) {
+				// Check if instance has given PID.
+				if (!$pid || !self::$registry[$regObj]->pid || $pid == self::$registry[$regObj]->pid) {
 
-                    // Return singleton instance if available.
-                    return self::$registry[$regObj];
+					// Return singleton instance if available.
+					return self::$registry[$regObj];
 
-                }
+				}
 
-            } else {
+			} else {
 
-                // Check the user's session...
-                $sessionData = tx_dlf_helper::loadFromSession(get_called_class());
+				// Check the user's session...
+				$sessionData = tx_dlf_helper::loadFromSession(get_called_class());
 
-                if (is_object($sessionData[$regObj]) && $sessionData[$regObj] instanceof self) {
+				if (is_object($sessionData[$regObj]) && $sessionData[$regObj] instanceof self) {
 
-                    // Check if instance has given PID.
-                    if (!$pid || !$sessionData[$regObj]->pid || $pid == $sessionData[$regObj]->pid) {
+					// Check if instance has given PID.
+					if (!$pid || !$sessionData[$regObj]->pid || $pid == $sessionData[$regObj]->pid) {
 
-                        // ...and restore registry.
-                        self::$registry[$regObj] = $sessionData[$regObj];
+						// ...and restore registry.
+						self::$registry[$regObj] = $sessionData[$regObj];
 
-                        return self::$registry[$regObj];
+						return self::$registry[$regObj];
 
-                    }
+					}
 
-                }
+				}
 
-            }
+			}
 
-        }
+		}
 
-        // Create new instance...
-        $instance = new self($uid, $pid);
+		// Create new instance...
+		$instance = new self($uid, $pid);
 
-        // ...and save it to registry.
-        if ($instance->ready) {
+		// ...and save it to registry.
+		if ($instance->ready) {
 
-            self::$registry[md5($instance->uid)] = $instance;
+			self::$registry[md5($instance->uid)] = $instance;
 
-            if ($instance->uid != $instance->location) {
+			if ($instance->uid != $instance->location) {
 
-                self::$registry[md5($instance->location)] = $instance;
+				self::$registry[md5($instance->location)] = $instance;
 
-            }
+			}
 
-            // Load extension configuration
-            $extConf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf']['dlf']);
+			// Load extension configuration
+			$extConf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf']['dlf']);
 
-            // Save registry to session if caching is enabled.
-            if (!empty($extConf['caching'])) {
+			// Save registry to session if caching is enabled.
+			if (!empty($extConf['caching'])) {
 
-                tx_dlf_helper::saveToSession(self::$registry, get_class($instance));
+				tx_dlf_helper::saveToSession(self::$registry, get_class($instance));
 
-            }
+			}
 
-        }
+		}
 
-        // Return new instance.
-        return $instance;
+		// Return new instance.
+		return $instance;
 
-    }
+	}
 
-    /**
-     * This gets details about a logical structure element
-     *
-     * @access	public
-     *
-     * @param	string		$id: The @ID attribute of the logical structure node
-     * @param	boolean		$recursive: Whether to include the child elements
-     *
-     * @return	array		Array of the element's id, label, type and physical page indexes/mptr link
-     */
-    public function getLogicalStructure($id, $recursive = FALSE) {
+	/**
+	 * This gets details about a logical structure element
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$id: The @ID attribute of the logical structure node
+	 * @param	boolean		$recursive: Whether to include the child elements
+	 *
+	 * @return	array		Array of the element's id, label, type and physical page indexes/mptr link
+	 */
+	public function getLogicalStructure($id, $recursive = FALSE) {
 
-        $details = array ();
+		$details = array ();
 
-        // Is the requested logical unit already loaded?
-        if (!$recursive && !empty($this->logicalUnits[$id])) {
+		// Is the requested logical unit already loaded?
+		if (!$recursive && !empty($this->logicalUnits[$id])) {
 
-            // Yes. Return it.
-            return $this->logicalUnits[$id];
+			// Yes. Return it.
+			return $this->logicalUnits[$id];
 
-        } elseif (!empty($id)) {
+		} elseif (!empty($id)) {
 
-            // Get specified logical unit.
-            $divs = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]//mets:div[@ID="'.$id.'"]');
+			// Get specified logical unit.
+			$divs = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]//mets:div[@ID="'.$id.'"]');
 
-        } else {
+		} else {
 
-            // Get all logical units at top level.
-            $divs = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]/mets:div');
+			// Get all logical units at top level.
+			$divs = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]/mets:div');
 
-        }
+		}
 
-        if (!empty($divs)) {
+		if (!empty($divs)) {
 
-            if (!$recursive) {
+			if (!$recursive) {
 
-                // Get the details for the first xpath hit.
-                $details = $this->getLogicalStructureInfo($divs[0]);
+				// Get the details for the first xpath hit.
+				$details = $this->getLogicalStructureInfo($divs[0]);
 
-            } else {
+			} else {
 
-                // Walk the logical structure recursively and fill the whole table of contents.
-                foreach ($divs as $div) {
+				// Walk the logical structure recursively and fill the whole table of contents.
+				foreach ($divs as $div) {
 
-                    $this->tableOfContents[] = $this->getLogicalStructureInfo($div, TRUE);
+					$this->tableOfContents[] = $this->getLogicalStructureInfo($div, TRUE);
 
-                }
+				}
 
-            }
+			}
 
-        }
+		}
 
-        return $details;
+		return $details;
 
-    }
+	}
 
-    /**
-     * This gets details about a logical structure element
-     *
-     * @access	protected
-     *
-     * @param	SimpleXMLElement		$structure: The logical structure node
-     * @param	boolean		$recursive: Whether to include the child elements
-     *
-     * @return	array		Array of the element's id, label, type and physical page indexes/mptr link
-     */
-    protected function getLogicalStructureInfo(SimpleXMLElement $structure, $recursive = FALSE) {
+	/**
+	 * This gets details about a logical structure element
+	 *
+	 * @access	protected
+	 *
+	 * @param	SimpleXMLElement		$structure: The logical structure node
+	 * @param	boolean		$recursive: Whether to include the child elements
+	 *
+	 * @return	array		Array of the element's id, label, type and physical page indexes/mptr link
+	 */
+	protected function getLogicalStructureInfo(SimpleXMLElement $structure, $recursive = FALSE) {
 
-        // Get attributes.
-        foreach ($structure->attributes() as $attribute => $value) {
+		// Get attributes.
+		foreach ($structure->attributes() as $attribute => $value) {
 
-            $attributes[$attribute] = (string) $value;
+			$attributes[$attribute] = (string) $value;
 
-        }
+		}
 
-        // Load plugin configuration.
-        $extConf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][self::$extKey]);
+		// Load plugin configuration.
+		$extConf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][self::$extKey]);
 
-        // Extract identity information.
-        $details = array ();
+		// Extract identity information.
+		$details = array ();
 
-        $details['id'] = $attributes['ID'];
+		$details['id'] = $attributes['ID'];
 
-        $details['dmdId'] = (isset($attributes['DMDID']) ? $attributes['DMDID'] : '');
+		$details['dmdId'] = (isset($attributes['DMDID']) ? $attributes['DMDID'] : '');
 
-        $details['label'] = (isset($attributes['LABEL']) ? $attributes['LABEL'] : '');
+		$details['label'] = (isset($attributes['LABEL']) ? $attributes['LABEL'] : '');
 
-        $details['orderlabel'] = (isset($attributes['ORDERLABEL']) ? $attributes['ORDERLABEL'] : '');
+		$details['orderlabel'] = (isset($attributes['ORDERLABEL']) ? $attributes['ORDERLABEL'] : '');
 
-        $details['contentIds'] = (isset($attributes['CONTENTIDS']) ? $attributes['CONTENTIDS'] : '');
+		$details['contentIds'] = (isset($attributes['CONTENTIDS']) ? $attributes['CONTENTIDS'] : '');
 
-        $details['volume'] = '';
+		$details['volume'] = '';
 
-        // Set volume information only if no label is set and this is the toplevel structure element.
-        if (empty($details['label']) && $details['id'] == $this->_getToplevelId()) {
+		// Set volume information only if no label is set and this is the toplevel structure element.
+		if (empty($details['label']) && $details['id'] == $this->_getToplevelId()) {
 
-            $metadata = $this->getMetadata($details['id']);
+			$metadata = $this->getMetadata($details['id']);
 
-            if (!empty($metadata['volume'][0])) {
+			if (!empty($metadata['volume'][0])) {
 
-                $details['volume'] = $metadata['volume'][0];
+				$details['volume'] = $metadata['volume'][0];
 
-            }
+			}
 
-        }
+		}
 
-        $details['pagination'] = '';
+		$details['pagination'] = '';
 
-        $details['type'] = $attributes['TYPE'];
+		$details['type'] = $attributes['TYPE'];
 
-        $details['thumbnailId'] = '';
+		$details['thumbnailId'] = '';
 
-        // Load smLinks.
-        $this->_getSmLinks();
+		// Load smLinks.
+		$this->_getSmLinks();
 
-        // Load physical structure.
-        $this->_getPhysicalStructure();
+		// Load physical structure.
+		$this->_getPhysicalStructure();
 
-        // Get the physical page or external file this structure element is pointing at.
-        $details['points'] = '';
+		// Get the physical page or external file this structure element is pointing at.
+		$details['points'] = '';
 
-        // Is there a mptr node?
-        if (count($structure->children('http://www.loc.gov/METS/')->mptr)) {
+		// Is there a mptr node?
+		if (count($structure->children('http://www.loc.gov/METS/')->mptr)) {
 
-            // Yes. Get the file reference.
-            $details['points'] = (string) $structure->children('http://www.loc.gov/METS/')->mptr[0]->attributes('http://www.w3.org/1999/xlink')->href;
+			// Yes. Get the file reference.
+			$details['points'] = (string) $structure->children('http://www.loc.gov/METS/')->mptr[0]->attributes('http://www.w3.org/1999/xlink')->href;
 
-        // Are there any physical elements and is this logical unit linked to at least one of them?
-        } elseif (!empty($this->physicalStructure) && array_key_exists($details['id'], $this->smLinks['l2p'])) {
+		// Are there any physical elements and is this logical unit linked to at least one of them?
+		} elseif (!empty($this->physicalStructure) && array_key_exists($details['id'], $this->smLinks['l2p'])) {
 
-            $details['points'] = max(intval(array_search($this->smLinks['l2p'][$details['id']][0], $this->physicalStructure, TRUE)), 1);
+			$details['points'] = max(intval(array_search($this->smLinks['l2p'][$details['id']][0], $this->physicalStructure, TRUE)), 1);
 
-            if (!empty($this->physicalStructureInfo[$this->smLinks['l2p'][$details['id']][0]]['files'][$extConf['fileGrpThumbs']])) {
+			if (!empty($this->physicalStructureInfo[$this->smLinks['l2p'][$details['id']][0]]['files'][$extConf['fileGrpThumbs']])) {
 
-                $details['thumbnailId'] = $this->physicalStructureInfo[$this->smLinks['l2p'][$details['id']][0]]['files'][$extConf['fileGrpThumbs']];
+				$details['thumbnailId'] = $this->physicalStructureInfo[$this->smLinks['l2p'][$details['id']][0]]['files'][$extConf['fileGrpThumbs']];
 
-            }
+			}
 
-            // Get page/track number of the first page/track related to this structure element.
-            $details['pagination'] = $this->physicalStructureInfo[$this->smLinks['l2p'][$details['id']][0]]['orderlabel'];
+			// Get page/track number of the first page/track related to this structure element.
+			$details['pagination'] = $this->physicalStructureInfo[$this->smLinks['l2p'][$details['id']][0]]['orderlabel'];
 
-        // Is this the toplevel structure element?
-        } elseif ($details['id'] == $this->_getToplevelId()) {
+		// Is this the toplevel structure element?
+		} elseif ($details['id'] == $this->_getToplevelId()) {
 
-            // Yes. Point to itself.
-            $details['points'] = 1;
+			// Yes. Point to itself.
+			$details['points'] = 1;
 
-            if (!empty($this->physicalStructure) && !empty($this->physicalStructureInfo[$this->physicalStructure[1]]['files'][$extConf['fileGrpThumbs']])) {
+			if (!empty($this->physicalStructure) && !empty($this->physicalStructureInfo[$this->physicalStructure[1]]['files'][$extConf['fileGrpThumbs']])) {
 
-                $details['thumbnailId'] = $this->physicalStructureInfo[$this->physicalStructure[1]]['files'][$extConf['fileGrpThumbs']];
+				$details['thumbnailId'] = $this->physicalStructureInfo[$this->physicalStructure[1]]['files'][$extConf['fileGrpThumbs']];
 
-            }
+			}
 
-        }
+		}
 
-        // Get the files this structure element is pointing at.
-        $details['files'] = array ();
+		// Get the files this structure element is pointing at.
+		$details['files'] = array ();
 
-        $fileUse = $this->_getFileGrps();
+		$fileUse = $this->_getFileGrps();
 
-        // Get the file representations from fileSec node.
-        foreach ($structure->children('http://www.loc.gov/METS/')->fptr as $fptr) {
+		// Get the file representations from fileSec node.
+		foreach ($structure->children('http://www.loc.gov/METS/')->fptr as $fptr) {
 
-            // Check if file has valid @USE attribute.
-            if (!empty($fileUse[(string) $fptr->attributes()->FILEID])) {
+			// Check if file has valid @USE attribute.
+			if (!empty($fileUse[(string) $fptr->attributes()->FILEID])) {
 
-                $details['files'][$fileUse[(string) $fptr->attributes()->FILEID]] = (string) $fptr->attributes()->FILEID;
+				$details['files'][$fileUse[(string) $fptr->attributes()->FILEID]] = (string) $fptr->attributes()->FILEID;
 
-            }
+			}
 
-        }
+		}
 
-        // Keep for later usage.
-        $this->logicalUnits[$details['id']] = $details;
+		// Keep for later usage.
+		$this->logicalUnits[$details['id']] = $details;
 
-        // Walk the structure recursively? And are there any children of the current element?
-        if ($recursive && count($structure->children('http://www.loc.gov/METS/')->div)) {
+		// Walk the structure recursively? And are there any children of the current element?
+		if ($recursive && count($structure->children('http://www.loc.gov/METS/')->div)) {
 
-            $details['children'] = array ();
+			$details['children'] = array ();
 
-            foreach ($structure->children('http://www.loc.gov/METS/')->div as $child) {
+			foreach ($structure->children('http://www.loc.gov/METS/')->div as $child) {
 
-                // Repeat for all children.
-                $details['children'][] = $this->getLogicalStructureInfo($child, TRUE);
+				// Repeat for all children.
+				$details['children'][] = $this->getLogicalStructureInfo($child, TRUE);
 
-            }
+			}
 
-        }
+		}
 
-        return $details;
+		return $details;
 
-    }
+	}
 
-    /**
-     * This extracts all the metadata for a logical structure node
-     *
-     * @access	public
-     *
-     * @param	string		$id: The @ID attribute of the logical structure node
-     * @param	integer		$cPid: The PID for the metadata definitions
-     * 						(defaults to $this->cPid or $this->pid)
-     *
-     * @return	array		The logical structure node's parsed metadata array
-     */
-    public function getMetadata($id, $cPid = 0) {
+	/**
+	 * This extracts all the metadata for a logical structure node
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$id: The @ID attribute of the logical structure node
+	 * @param	integer		$cPid: The PID for the metadata definitions
+	 * 						(defaults to $this->cPid or $this->pid)
+	 *
+	 * @return	array		The logical structure node's parsed metadata array
+	 */
+	public function getMetadata($id, $cPid = 0) {
 
-        // Save parameter for logging purposes.
-        $_cPid = $cPid;
+		// Save parameter for logging purposes.
+		$_cPid = $cPid;
 
-        // Make sure $cPid is a non-negative integer.
-        $cPid = max(intval($cPid), 0);
+		// Make sure $cPid is a non-negative integer.
+		$cPid = max(intval($cPid), 0);
 
-        // If $cPid is not given, try to get it elsewhere.
-        if (!$cPid && ($this->cPid || $this->pid)) {
+		// If $cPid is not given, try to get it elsewhere.
+		if (!$cPid && ($this->cPid || $this->pid)) {
 
-            // Retain current PID.
-            $cPid = ($this->cPid ? $this->cPid : $this->pid);
+			// Retain current PID.
+			$cPid = ($this->cPid ? $this->cPid : $this->pid);
 
-        } elseif (!$cPid) {
+		} elseif (!$cPid) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->getMetadata('.$id.', '.$_cPid.')] Invalid PID "'.$cPid.'" for metadata definitions', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->getMetadata('.$id.', '.$_cPid.')] Invalid PID "'.$cPid.'" for metadata definitions', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return array ();
+			return array ();
 
-        }
+		}
 
-        // Get metadata from parsed metadata array if available.
-        if (!empty($this->metadataArray[$id]) && $this->metadataArray[0] == $cPid) {
+		// Get metadata from parsed metadata array if available.
+		if (!empty($this->metadataArray[$id]) && $this->metadataArray[0] == $cPid) {
 
-            return $this->metadataArray[$id];
+			return $this->metadataArray[$id];
 
-        }
+		}
 
-        // Initialize metadata array with empty values.
-        $metadata = array (
-            'title' => array (),
-            'title_sorting' => array (),
-            'author' => array (),
-            'place' => array (),
-            'year' => array (),
-            'prod_id' => array (),
-            'record_id' => array (),
-            'opac_id' => array (),
-            'union_id' => array (),
-            'urn' => array (),
-            'purl' => array (),
-            'type' => array (),
-            'volume' => array (),
-            'volume_sorting' => array (),
-            'collection' => array (),
-            'owner' => array (),
-        );
+		// Initialize metadata array with empty values.
+		$metadata = array (
+			'title' => array (),
+			'title_sorting' => array (),
+			'author' => array (),
+			'place' => array (),
+			'year' => array (),
+			'prod_id' => array (),
+			'record_id' => array (),
+			'opac_id' => array (),
+			'union_id' => array (),
+			'urn' => array (),
+			'purl' => array (),
+			'type' => array (),
+			'volume' => array (),
+			'volume_sorting' => array (),
+			'collection' => array (),
+			'owner' => array (),
+		);
 
-        // Get the logical structure node's DMDID.
-        if (!empty($this->logicalUnits[$id])) {
+		// Get the logical structure node's DMDID.
+		if (!empty($this->logicalUnits[$id])) {
 
-            $dmdId = $this->logicalUnits[$id]['dmdId'];
+			$dmdId = $this->logicalUnits[$id]['dmdId'];
 
-        } else {
+		} else {
 
-            $dmdId = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]//mets:div[@ID="'.$id.'"]/@DMDID');
+			$dmdId = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]//mets:div[@ID="'.$id.'"]/@DMDID');
 
-            $dmdId = (string) $dmdId[0];
+			$dmdId = (string) $dmdId[0];
 
-        }
+		}
 
-        if (!empty($dmdId)) {
+		if (!empty($dmdId)) {
 
-            // Load available metadata formats and dmdSecs.
-            $this->loadFormats();
+			// Load available metadata formats and dmdSecs.
+			$this->loadFormats();
 
-            $this->_getDmdSec();
+			$this->_getDmdSec();
 
-            // Is this metadata format supported?
-            if (!empty($this->formats[$this->dmdSec[$dmdId]['type']])) {
+			// Is this metadata format supported?
+			if (!empty($this->formats[$this->dmdSec[$dmdId]['type']])) {
 
-                if (!empty($this->formats[$this->dmdSec[$dmdId]['type']]['class'])) {
+				if (!empty($this->formats[$this->dmdSec[$dmdId]['type']]['class'])) {
 
-                    $class = $this->formats[$this->dmdSec[$dmdId]['type']]['class'];
+					$class = $this->formats[$this->dmdSec[$dmdId]['type']]['class'];
 
-                    // Get the metadata from class.
-                    if (class_exists($class) && ($obj = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance($class)) instanceof tx_dlf_format) {
+					// Get the metadata from class.
+					if (class_exists($class) && ($obj = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance($class)) instanceof tx_dlf_format) {
 
-                        $obj->extractMetadata($this->dmdSec[$dmdId]['xml'], $metadata);
+						$obj->extractMetadata($this->dmdSec[$dmdId]['xml'], $metadata);
 
-                    } else {
+					} else {
 
-                        if (TYPO3_DLOG) {
+						if (TYPO3_DLOG) {
 
-                            \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->getMetadata('.$id.', '.$_cPid.')] Invalid class/method "'.$class.'->extractMetadata()" for metadata format "'.$this->dmdSec[$dmdId]['type'].'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
+							\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->getMetadata('.$id.', '.$_cPid.')] Invalid class/method "'.$class.'->extractMetadata()" for metadata format "'.$this->dmdSec[$dmdId]['type'].'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-                        }
+						}
 
-                    }
+					}
 
-                }
+				}
 
-            } else {
+			} else {
 
-                if (TYPO3_DLOG) {
+				if (TYPO3_DLOG) {
 
-                    \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->getMetadata('.$id.', '.$_cPid.')] Unsupported metadata format "'.$this->dmdSec[$dmdId]['type'].'" in dmdSec with @ID "'.$dmdId.'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
+					\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->getMetadata('.$id.', '.$_cPid.')] Unsupported metadata format "'.$this->dmdSec[$dmdId]['type'].'" in dmdSec with @ID "'.$dmdId.'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-                }
+				}
 
-                return array ();
+				return array ();
 
-            }
+			}
 
-            // Get the structure's type.
-            if (!empty($this->logicalUnits[$id])) {
+			// Get the structure's type.
+			if (!empty($this->logicalUnits[$id])) {
 
-                $metadata['type'] = array ($this->logicalUnits[$id]['type']);
+				$metadata['type'] = array ($this->logicalUnits[$id]['type']);
 
-            } else {
+			} else {
 
-                $struct = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]//mets:div[@ID="'.$id.'"]/@TYPE');
+				$struct = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]//mets:div[@ID="'.$id.'"]/@TYPE');
 
-                $metadata['type'] = array ((string) $struct[0]);
+				$metadata['type'] = array ((string) $struct[0]);
 
-            }
+			}
 
-            // Get the additional metadata from database.
-            $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-                'tx_dlf_metadata.index_name AS index_name,tx_dlf_metadataformat.xpath AS xpath,tx_dlf_metadataformat.xpath_sorting AS xpath_sorting,tx_dlf_metadata.is_sortable AS is_sortable,tx_dlf_metadata.default_value AS default_value,tx_dlf_metadata.format AS format',
-                'tx_dlf_metadata,tx_dlf_metadataformat,tx_dlf_formats',
-                'tx_dlf_metadata.pid='.$cPid.' AND tx_dlf_metadataformat.pid='.$cPid.' AND ((tx_dlf_metadata.uid=tx_dlf_metadataformat.parent_id AND tx_dlf_metadataformat.encoded=tx_dlf_formats.uid AND tx_dlf_formats.type='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->dmdSec[$dmdId]['type'], 'tx_dlf_formats').') OR tx_dlf_metadata.format=0)'.tx_dlf_helper::whereClause('tx_dlf_metadata', TRUE).tx_dlf_helper::whereClause('tx_dlf_metadataformat').tx_dlf_helper::whereClause('tx_dlf_formats'),
-                '',
-                '',
-                ''
-            );
+			// Get the additional metadata from database.
+			$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+				'tx_dlf_metadata.index_name AS index_name,tx_dlf_metadataformat.xpath AS xpath,tx_dlf_metadataformat.xpath_sorting AS xpath_sorting,tx_dlf_metadata.is_sortable AS is_sortable,tx_dlf_metadata.default_value AS default_value,tx_dlf_metadata.format AS format',
+				'tx_dlf_metadata,tx_dlf_metadataformat,tx_dlf_formats',
+				'tx_dlf_metadata.pid='.$cPid.' AND tx_dlf_metadataformat.pid='.$cPid.' AND ((tx_dlf_metadata.uid=tx_dlf_metadataformat.parent_id AND tx_dlf_metadataformat.encoded=tx_dlf_formats.uid AND tx_dlf_formats.type='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->dmdSec[$dmdId]['type'], 'tx_dlf_formats').') OR tx_dlf_metadata.format=0)'.tx_dlf_helper::whereClause('tx_dlf_metadata', TRUE).tx_dlf_helper::whereClause('tx_dlf_metadataformat').tx_dlf_helper::whereClause('tx_dlf_formats'),
+				'',
+				'',
+				''
+			);
 
-            // We need a DOMDocument here, because SimpleXML doesn't support XPath functions properly.
-            $domNode = dom_import_simplexml($this->dmdSec[$dmdId]['xml']);
+			// We need a DOMDocument here, because SimpleXML doesn't support XPath functions properly.
+			$domNode = dom_import_simplexml($this->dmdSec[$dmdId]['xml']);
 
-            $domXPath = new DOMXPath($domNode->ownerDocument);
+			$domXPath = new DOMXPath($domNode->ownerDocument);
 
-            $this->registerNamespaces($domXPath);
+			$this->registerNamespaces($domXPath);
 
-            // OK, now make the XPath queries.
-            while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
+			// OK, now make the XPath queries.
+			while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
 
-                // Set metadata field's value(s).
-                if ($resArray['format'] > 0 && !empty($resArray['xpath']) && ($values = $domXPath->evaluate($resArray['xpath'], $domNode))) {
+				// Set metadata field's value(s).
+				if ($resArray['format'] > 0 && !empty($resArray['xpath']) && ($values = $domXPath->evaluate($resArray['xpath'], $domNode))) {
 
-                    if ($values instanceof DOMNodeList && $values->length > 0) {
+					if ($values instanceof DOMNodeList && $values->length > 0) {
 
-                        $metadata[$resArray['index_name']] = array ();
+						$metadata[$resArray['index_name']] = array ();
 
-                        foreach ($values as $value) {
+						foreach ($values as $value) {
 
-                            $metadata[$resArray['index_name']][] = trim((string) $value->nodeValue);
+							$metadata[$resArray['index_name']][] = trim((string) $value->nodeValue);
 
-                        }
+						}
 
-                    } elseif (!($values instanceof DOMNodeList)) {
+					} elseif (!($values instanceof DOMNodeList)) {
 
-                        $metadata[$resArray['index_name']] = array (trim((string) $values));
+						$metadata[$resArray['index_name']] = array (trim((string) $values));
 
-                    }
+					}
 
-                }
+				}
 
-                // Set default value if applicable.
-                if (empty($metadata[$resArray['index_name']][0])) {
+				// Set default value if applicable.
+				if (empty($metadata[$resArray['index_name']][0])) {
 
-                    $metadata[$resArray['index_name']] = array ($resArray['default_value']);
+					$metadata[$resArray['index_name']] = array ($resArray['default_value']);
 
-                }
+				}
 
-                // Set sorting value if applicable.
-                if (!empty($metadata[$resArray['index_name']]) && $resArray['is_sortable']) {
+				// Set sorting value if applicable.
+				if (!empty($metadata[$resArray['index_name']]) && $resArray['is_sortable']) {
 
-                    if ($resArray['format'] > 0 && !empty($resArray['xpath_sorting']) && ($values = $domXPath->evaluate($resArray['xpath_sorting'], $domNode))) {
+					if ($resArray['format'] > 0 && !empty($resArray['xpath_sorting']) && ($values = $domXPath->evaluate($resArray['xpath_sorting'], $domNode))) {
 
-                        if ($values instanceof DOMNodeList && $values->length > 0) {
+						if ($values instanceof DOMNodeList && $values->length > 0) {
 
-                            $metadata[$resArray['index_name'].'_sorting'][0] = trim((string) $values->item(0)->nodeValue);
+							$metadata[$resArray['index_name'].'_sorting'][0] = trim((string) $values->item(0)->nodeValue);
 
-                        } elseif (!($values instanceof DOMNodeList)) {
+						} elseif (!($values instanceof DOMNodeList)) {
 
-                            $metadata[$resArray['index_name'].'_sorting'][0] = trim((string) $values);
+							$metadata[$resArray['index_name'].'_sorting'][0] = trim((string) $values);
 
-                        }
+						}
 
-                    }
+					}
 
-                    if (empty($metadata[$resArray['index_name'].'_sorting'][0])) {
+					if (empty($metadata[$resArray['index_name'].'_sorting'][0])) {
 
-                        $metadata[$resArray['index_name'].'_sorting'][0] = $metadata[$resArray['index_name']][0];
+						$metadata[$resArray['index_name'].'_sorting'][0] = $metadata[$resArray['index_name']][0];
 
-                    }
+					}
 
-                }
+				}
 
-            }
+			}
 
-            // Set title to empty string if not present.
-            if (empty($metadata['title'][0])) {
+			// Set title to empty string if not present.
+			if (empty($metadata['title'][0])) {
 
-                $metadata['title'][0] = '';
+				$metadata['title'][0] = '';
 
-                $metadata['title_sorting'][0] = '';
+				$metadata['title_sorting'][0] = '';
 
-            }
+			}
 
-        } else {
+		} else {
 
-            // There is no dmdSec for this structure node.
-            return array ();
+			// There is no dmdSec for this structure node.
+			return array ();
 
-        }
+		}
 
-        return $metadata;
+		return $metadata;
 
-    }
+	}
 
-    /**
-     * This returns the first corresponding physical page number of a given logical page label
-     *
-     * @access	public
-     *
-     * @param	string		$logicalPage: The label (or a part of the label) of the logical page
-     *
-     * @return	integer		The physical page number
-     */
-    public function getPhysicalPage($logicalPage) {
+	/**
+	 * This returns the first corresponding physical page number of a given logical page label
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$logicalPage: The label (or a part of the label) of the logical page
+	 *
+	 * @return	integer		The physical page number
+	 */
+	public function getPhysicalPage($logicalPage) {
 
-        if (!empty($this->lastSearchedPhysicalPage['logicalPage']) && $this->lastSearchedPhysicalPage['logicalPage'] == $logicalPage) {
+		if (!empty($this->lastSearchedPhysicalPage['logicalPage']) && $this->lastSearchedPhysicalPage['logicalPage'] == $logicalPage) {
 
-            return $this->lastSearchedPhysicalPage['physicalPage'];
+			return $this->lastSearchedPhysicalPage['physicalPage'];
 
-        } else {
+		} else {
 
-            $physicalPage = 0;
+			$physicalPage = 0;
 
-            foreach ($this->physicalStructureInfo as $page) {
+			foreach ($this->physicalStructureInfo as $page) {
 
-                if (strpos($page['orderlabel'], $logicalPage) !== FALSE) {
+				if (strpos($page['orderlabel'], $logicalPage) !== FALSE) {
 
-                    $this->lastSearchedPhysicalPage['logicalPage'] = $logicalPage;
-                    $this->lastSearchedPhysicalPage['physicalPage'] = $physicalPage;
+					$this->lastSearchedPhysicalPage['logicalPage'] = $logicalPage;
+					$this->lastSearchedPhysicalPage['physicalPage'] = $physicalPage;
 
-                    return $physicalPage;
+					return $physicalPage;
 
-                }
+				}
 
-                $physicalPage++;
+				$physicalPage++;
 
-            }
+			}
 
-        }
+		}
 
-        return 1;
+		return 1;
 
-    }
+	}
 
-    /**
-     * This determines a title for the given document
-     *
-     * @access	public
-     *
-     * @param	integer		$uid: The UID of the document
-     * @param	boolean		$recursive: Search superior documents for a title, too?
-     *
-     * @return	string		The title of the document itself or a parent document
-     */
-    public static function getTitle($uid, $recursive = FALSE) {
+	/**
+	 * This determines a title for the given document
+	 *
+	 * @access	public
+	 *
+	 * @param	integer		$uid: The UID of the document
+	 * @param	boolean		$recursive: Search superior documents for a title, too?
+	 *
+	 * @return	string		The title of the document itself or a parent document
+	 */
+	public static function getTitle($uid, $recursive = FALSE) {
 
-        // Save parameter for logging purposes.
-        $_uid = $uid;
+		// Save parameter for logging purposes.
+		$_uid = $uid;
 
-        $title = '';
+		$title = '';
 
-        // Sanitize input.
-        $uid = max(intval($uid), 0);
+		// Sanitize input.
+		$uid = max(intval($uid), 0);
 
-        if ($uid) {
+		if ($uid) {
 
-            $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-                'tx_dlf_documents.title,tx_dlf_documents.partof',
-                'tx_dlf_documents',
-                'tx_dlf_documents.uid='.$uid.tx_dlf_helper::whereClause('tx_dlf_documents'),
-                '',
-                '',
-                '1'
-            );
+			$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+				'tx_dlf_documents.title,tx_dlf_documents.partof',
+				'tx_dlf_documents',
+				'tx_dlf_documents.uid='.$uid.tx_dlf_helper::whereClause('tx_dlf_documents'),
+				'',
+				'',
+				'1'
+			);
 
-            if ($GLOBALS['TYPO3_DB']->sql_num_rows($result)) {
+			if ($GLOBALS['TYPO3_DB']->sql_num_rows($result)) {
 
-                // Get title information.
-                list ($title, $partof) = $GLOBALS['TYPO3_DB']->sql_fetch_row($result);
+				// Get title information.
+				list ($title, $partof) = $GLOBALS['TYPO3_DB']->sql_fetch_row($result);
 
-                // Search parent documents recursively for a title?
-                if ($recursive && empty($title) && intval($partof) && $partof != $uid) {
+				// Search parent documents recursively for a title?
+				if ($recursive && empty($title) && intval($partof) && $partof != $uid) {
 
-                    $title = self::getTitle($partof, TRUE);
+					$title = self::getTitle($partof, TRUE);
 
-                }
+				}
 
-            } else {
+			} else {
 
-                if (TYPO3_DLOG) {
+				if (TYPO3_DLOG) {
 
-                    \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->getTitle('.$_uid.', ['.($recursive ? 'TRUE' : 'FALSE').'])] No document with UID "'.$uid.'" found or document not accessible', self::$extKey, SYSLOG_SEVERITY_WARNING);
+					\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->getTitle('.$_uid.', ['.($recursive ? 'TRUE' : 'FALSE').'])] No document with UID "'.$uid.'" found or document not accessible', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-                }
+				}
 
-            }
+			}
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->getTitle('.$_uid.', ['.($recursive ? 'TRUE' : 'FALSE').'])] Invalid UID "'.$uid.'" for document', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->getTitle('.$_uid.', ['.($recursive ? 'TRUE' : 'FALSE').'])] Invalid UID "'.$uid.'" for document', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-        }
+		}
 
-        return $title;
+		return $title;
 
-    }
+	}
 
-    /**
-     * This extracts all the metadata for the toplevel logical structure node
-     *
-     * @access	public
-     *
-     * @param	integer		$cPid: The PID for the metadata definitions
-     *
-     * @return	array		The logical structure node's parsed metadata array
-     */
-    public function getTitledata($cPid = 0) {
+	/**
+	 * This extracts all the metadata for the toplevel logical structure node
+	 *
+	 * @access	public
+	 *
+	 * @param	integer		$cPid: The PID for the metadata definitions
+	 *
+	 * @return	array		The logical structure node's parsed metadata array
+	 */
+	public function getTitledata($cPid = 0) {
 
-        $titledata = $this->getMetadata($this->_getToplevelId(), $cPid);
+		$titledata = $this->getMetadata($this->_getToplevelId(), $cPid);
 
-        // Set record identifier for METS file if not present.
-        if (is_array($titledata) && array_key_exists('record_id', $titledata)) {
+		// Set record identifier for METS file if not present.
+		if (is_array($titledata) && array_key_exists('record_id', $titledata)) {
 
-            if (!empty($this->recordId) && !in_array($this->recordId, $titledata['record_id'])) {
+			if (!empty($this->recordId) && !in_array($this->recordId, $titledata['record_id'])) {
 
-                array_unshift($titledata['record_id'], $this->recordId);
+				array_unshift($titledata['record_id'], $this->recordId);
 
-            }
+			}
 
-        };
+		};
 
-        return $titledata;
+		return $titledata;
 
-    }
+	}
 
-    /**
-     * This sets some basic class properties
-     *
-     * @access	protected
-     *
-     * @return	void
-     */
-    protected function init() {
+	/**
+	 * This sets some basic class properties
+	 *
+	 * @access	protected
+	 *
+	 * @return	void
+	 */
+	protected function init() {
 
-        // Get METS node from XML file.
-        $this->registerNamespaces($this->xml);
+		// Get METS node from XML file.
+		$this->registerNamespaces($this->xml);
 
-        $mets = $this->xml->xpath('//mets:mets');
+		$mets = $this->xml->xpath('//mets:mets');
 
-        if ($mets) {
+		if ($mets) {
 
-            $this->mets = $mets[0];
+			$this->mets = $mets[0];
 
-            // Register namespaces.
-            $this->registerNamespaces($this->mets);
+			// Register namespaces.
+			$this->registerNamespaces($this->mets);
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->init()] No METS part found in document with UID "'.$this->uid.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->init()] No METS part found in document with UID "'.$this->uid.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * Load XML file from URL
-     *
-     * @access	protected
-     *
-     * @param	string		$location: The URL of the file to load
-     *
-     * @return	boolean		TRUE on success or FALSE on failure
-     */
-    protected function load($location) {
+	/**
+	 * Load XML file from URL
+	 *
+	 * @access	protected
+	 *
+	 * @param	string		$location: The URL of the file to load
+	 *
+	 * @return	boolean		TRUE on success or FALSE on failure
+	 */
+	protected function load($location) {
 
-        // Load XML file.
-        if (\TYPO3\CMS\Core\Utility\GeneralUtility::isValidUrl($location)) {
+		// Load XML file.
+		if (\TYPO3\CMS\Core\Utility\GeneralUtility::isValidUrl($location)) {
 
-            // Load extension configuration
-            $extConf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf']['dlf']);
+			// Load extension configuration
+			$extConf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf']['dlf']);
 
-            // Set user-agent to identify self when fetching XML data.
-            if (!empty($extConf['useragent'])) {
+			// Set user-agent to identify self when fetching XML data.
+			if (!empty($extConf['useragent'])) {
 
-                @ini_set('user_agent', $extConf['useragent']);
+				@ini_set('user_agent', $extConf['useragent']);
 
-            }
+			}
 
-            // Turn off libxml's error logging.
-            $libxmlErrors = libxml_use_internal_errors(TRUE);
+			// Turn off libxml's error logging.
+			$libxmlErrors = libxml_use_internal_errors(TRUE);
 
-            // Disables the functionality to allow external entities to be loaded when parsing the XML, must be kept
-            $previousValueOfEntityLoader = libxml_disable_entity_loader(TRUE);
+			// Disables the functionality to allow external entities to be loaded when parsing the XML, must be kept
+			$previousValueOfEntityLoader = libxml_disable_entity_loader(TRUE);
 
-            // Load XML from file.
-            $xml = simplexml_load_string(\TYPO3\CMS\Core\Utility\GeneralUtility::getUrl($location));
+			// Load XML from file.
+			$xml = simplexml_load_string(\TYPO3\CMS\Core\Utility\GeneralUtility::getUrl($location));
 
-            // reset entity loader setting
-            libxml_disable_entity_loader($previousValueOfEntityLoader);
+			// reset entity loader setting
+			libxml_disable_entity_loader($previousValueOfEntityLoader);
 
-            // Reset libxml's error logging.
-            libxml_use_internal_errors($libxmlErrors);
+			// Reset libxml's error logging.
+			libxml_use_internal_errors($libxmlErrors);
 
-            // Set some basic properties.
-            if ($xml !== FALSE) {
+			// Set some basic properties.
+			if ($xml !== FALSE) {
 
-                $this->xml = $xml;
+				$this->xml = $xml;
 
-                return TRUE;
+				return TRUE;
 
-            } else {
+			} else {
 
-                if (TYPO3_DLOG) {
+				if (TYPO3_DLOG) {
 
-                    \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->load('.$location.')] Could not load XML file from "'.$location.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
+					\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->load('.$location.')] Could not load XML file from "'.$location.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-                }
+				}
 
-            }
+			}
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->load('.$location.')] Invalid file location "'.$location.'" for document loading', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->load('.$location.')] Invalid file location "'.$location.'" for document loading', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-        }
+		}
 
-        return FALSE;
+		return FALSE;
 
-    }
+	}
 
-    /**
-     * Register all available data formats
-     *
-     * @access	protected
-     *
-     * @return	void
-     */
-    protected function loadFormats() {
+	/**
+	 * Register all available data formats
+	 *
+	 * @access	protected
+	 *
+	 * @return	void
+	 */
+	protected function loadFormats() {
 
-        if (!$this->formatsLoaded) {
+		if (!$this->formatsLoaded) {
 
-            // Get available data formats from database.
-            $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-                'tx_dlf_formats.type AS type,tx_dlf_formats.root AS root,tx_dlf_formats.namespace AS namespace,tx_dlf_formats.class AS class',
-                'tx_dlf_formats',
-                'tx_dlf_formats.pid=0'.tx_dlf_helper::whereClause('tx_dlf_formats'),
-                '',
-                '',
-                ''
-            );
+			// Get available data formats from database.
+			$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+				'tx_dlf_formats.type AS type,tx_dlf_formats.root AS root,tx_dlf_formats.namespace AS namespace,tx_dlf_formats.class AS class',
+				'tx_dlf_formats',
+				'tx_dlf_formats.pid=0'.tx_dlf_helper::whereClause('tx_dlf_formats'),
+				'',
+				'',
+				''
+			);
 
-            while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
+			while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
 
-                // Update format registry.
-                $this->formats[$resArray['type']] = array (
-                    'rootElement' => $resArray['root'],
-                    'namespaceURI' => $resArray['namespace'],
-                    'class' => $resArray['class']
-                );
+				// Update format registry.
+				$this->formats[$resArray['type']] = array (
+					'rootElement' => $resArray['root'],
+					'namespaceURI' => $resArray['namespace'],
+					'class' => $resArray['class']
+				);
 
-            }
+			}
 
-            $this->formatsLoaded = TRUE;
+			$this->formatsLoaded = TRUE;
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * Register all available namespaces for a SimpleXMLElement object
-     *
-     * @access	public
-     *
-     * @param	SimpleXMLElement|DOMXPath		&$obj: SimpleXMLElement or DOMXPath object
-     *
-     * @return	void
-     */
-    public function registerNamespaces(&$obj) {
+	/**
+	 * Register all available namespaces for a SimpleXMLElement object
+	 *
+	 * @access	public
+	 *
+	 * @param	SimpleXMLElement|DOMXPath		&$obj: SimpleXMLElement or DOMXPath object
+	 *
+	 * @return	void
+	 */
+	public function registerNamespaces(&$obj) {
 
-        $this->loadFormats();
+		$this->loadFormats();
 
-        // Do we have a SimpleXMLElement or DOMXPath object?
-        if ($obj instanceof SimpleXMLElement) {
+		// Do we have a SimpleXMLElement or DOMXPath object?
+		if ($obj instanceof SimpleXMLElement) {
 
-            $method = 'registerXPathNamespace';
+			$method = 'registerXPathNamespace';
 
-        } elseif ($obj instanceof DOMXPath) {
+		} elseif ($obj instanceof DOMXPath) {
 
-            $method = 'registerNamespace';
+			$method = 'registerNamespace';
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->registerNamespaces(['.get_class($obj).'])] Given object is neither a SimpleXMLElement nor a DOMXPath instance', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->registerNamespaces(['.get_class($obj).'])] Given object is neither a SimpleXMLElement nor a DOMXPath instance', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return;
+			return;
 
-        }
+		}
 
-        // Register metadata format's namespaces.
-        foreach ($this->formats as $enc => $conf) {
+		// Register metadata format's namespaces.
+		foreach ($this->formats as $enc => $conf) {
 
-            $obj->$method(strtolower($enc), $conf['namespaceURI']);
+			$obj->$method(strtolower($enc), $conf['namespaceURI']);
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * This saves the document to the database and index
-     *
-     * @access	public
-     *
-     * @param	integer		$pid: The PID of the saved record
-     * @param	integer		$core: The UID of the Solr core for indexing
-     *
-     * @return	boolean		TRUE on success or FALSE on failure
-     */
-    public function save($pid = 0, $core = 0) {
+	/**
+	 * This saves the document to the database and index
+	 *
+	 * @access	public
+	 *
+	 * @param	integer		$pid: The PID of the saved record
+	 * @param	integer		$core: The UID of the Solr core for indexing
+	 *
+	 * @return	boolean		TRUE on success or FALSE on failure
+	 */
+	public function save($pid = 0, $core = 0) {
 
-        // Save parameters for logging purposes.
-        $_pid = $pid;
+		// Save parameters for logging purposes.
+		$_pid = $pid;
 
-        $_core = $core;
+		$_core = $core;
 
-        if (TYPO3_MODE !== 'BE') {
+		if (TYPO3_MODE !== 'BE') {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->save('.$_pid.', '.$_core.')] Saving a document is only allowed in the backend', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->save('.$_pid.', '.$_core.')] Saving a document is only allowed in the backend', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return FALSE;
+			return FALSE;
 
-        }
+		}
 
-        // Make sure $pid is a non-negative integer.
-        $pid = max(intval($pid), 0);
+		// Make sure $pid is a non-negative integer.
+		$pid = max(intval($pid), 0);
 
-        // Make sure $core is a non-negative integer.
-        $core = max(intval($core), 0);
+		// Make sure $core is a non-negative integer.
+		$core = max(intval($core), 0);
 
-        // If $pid is not given, try to get it elsewhere.
-        if (!$pid && $this->pid) {
+		// If $pid is not given, try to get it elsewhere.
+		if (!$pid && $this->pid) {
 
-            // Retain current PID.
-            $pid = $this->pid;
+			// Retain current PID.
+			$pid = $this->pid;
 
-        } elseif (!$pid) {
+		} elseif (!$pid) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->save('.$_pid.', '.$_core.')] Invalid PID "'.$pid.'" for document saving', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->save('.$_pid.', '.$_core.')] Invalid PID "'.$pid.'" for document saving', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return FALSE;
+			return FALSE;
 
-        }
+		}
 
-        // Set PID for metadata definitions.
-        $this->cPid = $pid;
+		// Set PID for metadata definitions.
+		$this->cPid = $pid;
 
-        // Set UID placeholder if not updating existing record.
-        if ($pid != $this->pid) {
+		// Set UID placeholder if not updating existing record.
+		if ($pid != $this->pid) {
 
-            $this->uid = uniqid('NEW');
+			$this->uid = uniqid('NEW');
 
-        }
+		}
 
-        // Get metadata array.
-        $metadata = $this->getTitledata($pid);
+		// Get metadata array.
+		$metadata = $this->getTitledata($pid);
 
-        // Check for record identifier.
-        if (empty($metadata['record_id'][0])) {
+		// Check for record identifier.
+		if (empty($metadata['record_id'][0])) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->save('.$_pid.', '.$_core.')] No record identifier found to avoid duplication', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->save('.$_pid.', '.$_core.')] No record identifier found to avoid duplication', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return FALSE;
+			return FALSE;
 
-        }
+		}
 
-        // Load plugin configuration.
-        $conf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][self::$extKey]);
+		// Load plugin configuration.
+		$conf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][self::$extKey]);
 
-        // Get UID for user "_cli_dlf".
-        $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-            'be_users.uid AS uid',
-            'be_users',
-            'username='.$GLOBALS['TYPO3_DB']->fullQuoteStr('_cli_dlf', 'be_users').\TYPO3\CMS\Backend\Utility\BackendUtility::BEenableFields('be_users').\TYPO3\CMS\Backend\Utility\BackendUtility::deleteClause('be_users'),
-            '',
-            '',
-            '1'
-        );
+		// Get UID for user "_cli_dlf".
+		$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+			'be_users.uid AS uid',
+			'be_users',
+			'username='.$GLOBALS['TYPO3_DB']->fullQuoteStr('_cli_dlf', 'be_users').\TYPO3\CMS\Backend\Utility\BackendUtility::BEenableFields('be_users').\TYPO3\CMS\Backend\Utility\BackendUtility::deleteClause('be_users'),
+			'',
+			'',
+			'1'
+		);
 
-        if ($GLOBALS['TYPO3_DB']->sql_num_rows($result)) {
+		if ($GLOBALS['TYPO3_DB']->sql_num_rows($result)) {
 
-            list ($be_user) = $GLOBALS['TYPO3_DB']->sql_fetch_row($result);
+			list ($be_user) = $GLOBALS['TYPO3_DB']->sql_fetch_row($result);
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->save('.$_pid.', '.$_core.')] Backend user "_cli_dlf" not found or disabled', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->save('.$_pid.', '.$_core.')] Backend user "_cli_dlf" not found or disabled', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return FALSE;
+			return FALSE;
 
-        }
+		}
 
-        // Get UID for structure type.
-        $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-            'tx_dlf_structures.uid AS uid',
-            'tx_dlf_structures',
-            'tx_dlf_structures.pid='.intval($pid).' AND tx_dlf_structures.index_name='.$GLOBALS['TYPO3_DB']->fullQuoteStr($metadata['type'][0], 'tx_dlf_structures').tx_dlf_helper::whereClause('tx_dlf_structures'),
-            '',
-            '',
-            '1'
-        );
+		// Get UID for structure type.
+		$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+			'tx_dlf_structures.uid AS uid',
+			'tx_dlf_structures',
+			'tx_dlf_structures.pid='.intval($pid).' AND tx_dlf_structures.index_name='.$GLOBALS['TYPO3_DB']->fullQuoteStr($metadata['type'][0], 'tx_dlf_structures').tx_dlf_helper::whereClause('tx_dlf_structures'),
+			'',
+			'',
+			'1'
+		);
 
-        if ($GLOBALS['TYPO3_DB']->sql_num_rows($result)) {
+		if ($GLOBALS['TYPO3_DB']->sql_num_rows($result)) {
 
-            list ($structure) = $GLOBALS['TYPO3_DB']->sql_fetch_row($result);
+			list ($structure) = $GLOBALS['TYPO3_DB']->sql_fetch_row($result);
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->save('.$_pid.', '.$_core.')] Could not identify document/structure type '.$GLOBALS['TYPO3_DB']->fullQuoteStr($metadata['type'][0], 'tx_dlf_structures'),
-                                            self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->save('.$_pid.', '.$_core.')] Could not identify document/structure type '.$GLOBALS['TYPO3_DB']->fullQuoteStr($metadata['type'][0], 'tx_dlf_structures'),
+											self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return FALSE;
+			return FALSE;
 
-        }
+		}
 
-        $metadata['type'][0] = $structure;
+		$metadata['type'][0] = $structure;
 
-        // Get UIDs for collections.
-        $collections = array ();
+		// Get UIDs for collections.
+		$collections = array ();
 
-        $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-            'tx_dlf_collections.index_name AS index_name,tx_dlf_collections.uid AS uid',
-            'tx_dlf_collections',
-            'tx_dlf_collections.pid='.intval($pid).' AND tx_dlf_collections.cruser_id='.intval($be_user).' AND tx_dlf_collections.fe_cruser_id=0'.tx_dlf_helper::whereClause('tx_dlf_collections'),
-            '',
-            '',
-            ''
-        );
+		$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+			'tx_dlf_collections.index_name AS index_name,tx_dlf_collections.uid AS uid',
+			'tx_dlf_collections',
+			'tx_dlf_collections.pid='.intval($pid).' AND tx_dlf_collections.cruser_id='.intval($be_user).' AND tx_dlf_collections.fe_cruser_id=0'.tx_dlf_helper::whereClause('tx_dlf_collections'),
+			'',
+			'',
+			''
+		);
 
-        for ($i = 0, $j = $GLOBALS['TYPO3_DB']->sql_num_rows($result); $i < $j; $i++) {
+		for ($i = 0, $j = $GLOBALS['TYPO3_DB']->sql_num_rows($result); $i < $j; $i++) {
 
-            $resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result);
+			$resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result);
 
-            $collUid[$resArray['index_name']] = $resArray['uid'];
+			$collUid[$resArray['index_name']] = $resArray['uid'];
 
-        }
+		}
 
-        foreach ($metadata['collection'] as $collection) {
+		foreach ($metadata['collection'] as $collection) {
 
-            if (!empty($collUid[$collection])) {
+			if (!empty($collUid[$collection])) {
 
-                // Add existing collection's UID.
-                $collections[] = $collUid[$collection];
+				// Add existing collection's UID.
+				$collections[] = $collUid[$collection];
 
-            } else {
+			} else {
 
-                // Insert new collection.
-                $collNewUid = uniqid('NEW');
+				// Insert new collection.
+				$collNewUid = uniqid('NEW');
 
-                $collData['tx_dlf_collections'][$collNewUid] = array (
-                    'pid' => $pid,
-                    'label' => $collection,
-                    'index_name' => $collection,
-                    'oai_name' => (!empty($conf['publishNewCollections']) ? $collection : ''),
-                    'description' => '',
-                    'documents' => 0,
-                    'owner' => 0,
-                    'status' => 0,
-                );
+				$collData['tx_dlf_collections'][$collNewUid] = array (
+					'pid' => $pid,
+					'label' => $collection,
+					'index_name' => $collection,
+					'oai_name' => (!empty($conf['publishNewCollections']) ? $collection : ''),
+					'description' => '',
+					'documents' => 0,
+					'owner' => 0,
+					'status' => 0,
+				);
 
-                $substUid = tx_dlf_helper::processDB($collData);
+				$substUid = tx_dlf_helper::processDB($collData);
 
-                // Prevent double insertion.
-                unset ($collData);
+				// Prevent double insertion.
+				unset ($collData);
 
-                // Add new collection's UID.
-                $collections[] = $substUid[$collNewUid];
+				// Add new collection's UID.
+				$collections[] = $substUid[$collNewUid];
 
-                if (!defined('TYPO3_cliMode')) {
+				if (!defined('TYPO3_cliMode')) {
 
-                    $message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
-                        'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
-                        htmlspecialchars(sprintf(tx_dlf_helper::getLL('flash.newCollection'), $collection, $substUid[$collNewUid])),
-                        tx_dlf_helper::getLL('flash.attention', TRUE),
-                        \TYPO3\CMS\Core\Messaging\FlashMessage::INFO,
-                        TRUE
-                    );
+					$message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
+						'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
+						htmlspecialchars(sprintf(tx_dlf_helper::getLL('flash.newCollection'), $collection, $substUid[$collNewUid])),
+						tx_dlf_helper::getLL('flash.attention', TRUE),
+						\TYPO3\CMS\Core\Messaging\FlashMessage::INFO,
+						TRUE
+					);
 
-                    tx_dlf_helper::addMessage($message);
+					tx_dlf_helper::addMessage($message);
 
-                }
+				}
 
-            }
+			}
 
-        }
+		}
 
-        // Preserve user-defined collections.
-        $result = $GLOBALS['TYPO3_DB']->exec_SELECT_mm_query(
-            'tx_dlf_collections.uid AS uid',
-            'tx_dlf_documents',
-            'tx_dlf_relations',
-            'tx_dlf_collections',
-            'AND tx_dlf_documents.pid='.intval($pid).' AND tx_dlf_collections.pid='.intval($pid).' AND tx_dlf_documents.uid='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->uid, 'tx_dlf_documents').' AND NOT (tx_dlf_collections.cruser_id='.intval($be_user).' AND tx_dlf_collections.fe_cruser_id=0) AND tx_dlf_relations.ident='.$GLOBALS['TYPO3_DB']->fullQuoteStr('docs_colls', 'tx_dlf_relations'),
-            '',
-            '',
-            ''
-        );
+		// Preserve user-defined collections.
+		$result = $GLOBALS['TYPO3_DB']->exec_SELECT_mm_query(
+			'tx_dlf_collections.uid AS uid',
+			'tx_dlf_documents',
+			'tx_dlf_relations',
+			'tx_dlf_collections',
+			'AND tx_dlf_documents.pid='.intval($pid).' AND tx_dlf_collections.pid='.intval($pid).' AND tx_dlf_documents.uid='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->uid, 'tx_dlf_documents').' AND NOT (tx_dlf_collections.cruser_id='.intval($be_user).' AND tx_dlf_collections.fe_cruser_id=0) AND tx_dlf_relations.ident='.$GLOBALS['TYPO3_DB']->fullQuoteStr('docs_colls', 'tx_dlf_relations'),
+			'',
+			'',
+			''
+		);
 
-        for ($i = 0, $j = $GLOBALS['TYPO3_DB']->sql_num_rows($result); $i < $j; $i++) {
+		for ($i = 0, $j = $GLOBALS['TYPO3_DB']->sql_num_rows($result); $i < $j; $i++) {
 
-            list ($collections[]) = $GLOBALS['TYPO3_DB']->sql_fetch_row($result);
+			list ($collections[]) = $GLOBALS['TYPO3_DB']->sql_fetch_row($result);
 
-        }
+		}
 
-        $metadata['collection'] = $collections;
+		$metadata['collection'] = $collections;
 
-        // Get UID for owner.
-        $owner = !empty($metadata['owner'][0]) ? $metadata['owner'][0] : 'default';
+		// Get UID for owner.
+		$owner = !empty($metadata['owner'][0]) ? $metadata['owner'][0] : 'default';
 
-        $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-            'tx_dlf_libraries.uid AS uid',
-            'tx_dlf_libraries',
-            'tx_dlf_libraries.pid='.intval($pid).' AND tx_dlf_libraries.index_name='.$GLOBALS['TYPO3_DB']->fullQuoteStr($owner, 'tx_dlf_libraries').tx_dlf_helper::whereClause('tx_dlf_libraries'),
-            '',
-            '',
-            '1'
-        );
+		$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+			'tx_dlf_libraries.uid AS uid',
+			'tx_dlf_libraries',
+			'tx_dlf_libraries.pid='.intval($pid).' AND tx_dlf_libraries.index_name='.$GLOBALS['TYPO3_DB']->fullQuoteStr($owner, 'tx_dlf_libraries').tx_dlf_helper::whereClause('tx_dlf_libraries'),
+			'',
+			'',
+			'1'
+		);
 
-        if ($GLOBALS['TYPO3_DB']->sql_num_rows($result)) {
+		if ($GLOBALS['TYPO3_DB']->sql_num_rows($result)) {
 
-            list ($ownerUid) = $GLOBALS['TYPO3_DB']->sql_fetch_row($result);
+			list ($ownerUid) = $GLOBALS['TYPO3_DB']->sql_fetch_row($result);
 
-        } else {
+		} else {
 
-            // Insert new library.
-            $libNewUid = uniqid('NEW');
+			// Insert new library.
+			$libNewUid = uniqid('NEW');
 
-            $libData['tx_dlf_libraries'][$libNewUid] = array (
-                'pid' => $pid,
-                'label' => $owner,
-                'index_name' => $owner,
-                'website' => '',
-                'contact' => '',
-                'image' => '',
-                'oai_label' => '',
-                'oai_base' => '',
-                'opac_label' => '',
-                'opac_base' => '',
-                'union_label' => '',
-                'union_base' => '',
-            );
+			$libData['tx_dlf_libraries'][$libNewUid] = array (
+				'pid' => $pid,
+				'label' => $owner,
+				'index_name' => $owner,
+				'website' => '',
+				'contact' => '',
+				'image' => '',
+				'oai_label' => '',
+				'oai_base' => '',
+				'opac_label' => '',
+				'opac_base' => '',
+				'union_label' => '',
+				'union_base' => '',
+			);
 
-            $substUid = tx_dlf_helper::processDB($libData);
+			$substUid = tx_dlf_helper::processDB($libData);
 
-            // Add new library's UID.
-            $ownerUid = $substUid[$libNewUid];
+			// Add new library's UID.
+			$ownerUid = $substUid[$libNewUid];
 
-            if (!defined('TYPO3_cliMode')) {
+			if (!defined('TYPO3_cliMode')) {
 
-                $message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
-                    'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
-                    htmlspecialchars(sprintf(tx_dlf_helper::getLL('flash.newLibrary'), $owner, $ownerUid)),
-                    tx_dlf_helper::getLL('flash.attention', TRUE),
-                    \TYPO3\CMS\Core\Messaging\FlashMessage::INFO,
-                    TRUE
-                );
+				$message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
+					'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
+					htmlspecialchars(sprintf(tx_dlf_helper::getLL('flash.newLibrary'), $owner, $ownerUid)),
+					tx_dlf_helper::getLL('flash.attention', TRUE),
+					\TYPO3\CMS\Core\Messaging\FlashMessage::INFO,
+					TRUE
+				);
 
-                tx_dlf_helper::addMessage($message);
+				tx_dlf_helper::addMessage($message);
 
-            }
+			}
 
-        }
+		}
 
-        $metadata['owner'][0] = $ownerUid;
+		$metadata['owner'][0] = $ownerUid;
 
-        // Get UID of parent document.
-        $partof = 0;
+		// Get UID of parent document.
+		$partof = 0;
 
-        // Get the closest ancestor of the current document which has a MPTR child.
-        $parentMptr = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]//mets:div[@ID="'.$this->_getToplevelId().'"]/ancestor::mets:div[./mets:mptr][1]/mets:mptr');
+		// Get the closest ancestor of the current document which has a MPTR child.
+		$parentMptr = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]//mets:div[@ID="'.$this->_getToplevelId().'"]/ancestor::mets:div[./mets:mptr][1]/mets:mptr');
 
-        if (!empty($parentMptr[0])) {
+		if (!empty($parentMptr[0])) {
 
-            $parentLocation = (string) $parentMptr[0]->attributes('http://www.w3.org/1999/xlink')->href;
+			$parentLocation = (string) $parentMptr[0]->attributes('http://www.w3.org/1999/xlink')->href;
 
-            if ($parentLocation != $this->location) {
+			if ($parentLocation != $this->location) {
 
-                $parentDoc =& tx_dlf_document::getInstance($parentLocation, $pid);
+				$parentDoc =& tx_dlf_document::getInstance($parentLocation, $pid);
 
-                if ($parentDoc->ready) {
+				if ($parentDoc->ready) {
 
-                    if ($parentDoc->pid != $pid) {
+					if ($parentDoc->pid != $pid) {
 
-                        $parentDoc->save($pid, $core);
+						$parentDoc->save($pid, $core);
 
-                    }
+					}
 
-                    $partof = $parentDoc->uid;
+					$partof = $parentDoc->uid;
 
-                }
+				}
 
-            }
+			}
 
-        }
+		}
 
-        // Use the date of publication or title as alternative sorting metric for parts of multi-part works.
-        if (!empty($partof)) {
+		// Use the date of publication or title as alternative sorting metric for parts of multi-part works.
+		if (!empty($partof)) {
 
-            if (empty($metadata['volume'][0]) && !empty($metadata['year'][0])) {
+			if (empty($metadata['volume'][0]) && !empty($metadata['year'][0])) {
 
-                $metadata['volume'] = $metadata['year'];
+				$metadata['volume'] = $metadata['year'];
 
-            }
+			}
 
-            if (empty($metadata['volume_sorting'][0])) {
+			if (empty($metadata['volume_sorting'][0])) {
 
-                if (!empty($metadata['year_sorting'][0])) {
+				if (!empty($metadata['year_sorting'][0])) {
 
-                    $metadata['volume_sorting'][0] = $metadata['year_sorting'][0];
+					$metadata['volume_sorting'][0] = $metadata['year_sorting'][0];
 
-                } elseif (!empty($metadata['year'][0])) {
+				} elseif (!empty($metadata['year'][0])) {
 
-                    $metadata['volume_sorting'][0] = $metadata['year'][0];
+					$metadata['volume_sorting'][0] = $metadata['year'][0];
 
-                }
+				}
 
-            }
+			}
 
-            // If volume_sorting is still empty, try to use title_sorting finally (workaround for newspapers)
-            if (empty($metadata['volume_sorting'][0])) {
+			// If volume_sorting is still empty, try to use title_sorting finally (workaround for newspapers)
+			if (empty($metadata['volume_sorting'][0])) {
 
-                if (!empty($metadata['title_sorting'][0])) {
+				if (!empty($metadata['title_sorting'][0])) {
 
-                    $metadata['volume_sorting'][0] = $metadata['title_sorting'][0];
+					$metadata['volume_sorting'][0] = $metadata['title_sorting'][0];
 
-                }
-            }
+				}
+			}
 
-        }
+		}
 
-        // Get metadata for lists and sorting.
-        $listed = array ();
+		// Get metadata for lists and sorting.
+		$listed = array ();
 
-        $sortable = array ();
+		$sortable = array ();
 
-        $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-            'tx_dlf_metadata.index_name AS index_name,tx_dlf_metadata.is_listed AS is_listed,tx_dlf_metadata.is_sortable AS is_sortable',
-            'tx_dlf_metadata',
-            '(tx_dlf_metadata.is_listed=1 OR tx_dlf_metadata.is_sortable=1) AND tx_dlf_metadata.pid='.intval($pid).tx_dlf_helper::whereClause('tx_dlf_metadata'),
-            '',
-            '',
-            ''
-        );
+		$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+			'tx_dlf_metadata.index_name AS index_name,tx_dlf_metadata.is_listed AS is_listed,tx_dlf_metadata.is_sortable AS is_sortable',
+			'tx_dlf_metadata',
+			'(tx_dlf_metadata.is_listed=1 OR tx_dlf_metadata.is_sortable=1) AND tx_dlf_metadata.pid='.intval($pid).tx_dlf_helper::whereClause('tx_dlf_metadata'),
+			'',
+			'',
+			''
+		);
 
-        while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
+		while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
 
-            if (!empty($metadata[$resArray['index_name']])) {
+			if (!empty($metadata[$resArray['index_name']])) {
 
-                if ($resArray['is_listed']) {
+				if ($resArray['is_listed']) {
 
-                    $listed[$resArray['index_name']] = $metadata[$resArray['index_name']];
+					$listed[$resArray['index_name']] = $metadata[$resArray['index_name']];
 
-                }
+				}
 
-                if ($resArray['is_sortable']) {
+				if ($resArray['is_sortable']) {
 
-                    $sortable[$resArray['index_name']] = $metadata[$resArray['index_name']][0];
+					$sortable[$resArray['index_name']] = $metadata[$resArray['index_name']][0];
 
-                }
+				}
 
-            }
+			}
 
-        }
+		}
 
-        // Fill data array.
-        $data['tx_dlf_documents'][$this->uid] = array (
-            'pid' => $pid,
-            $GLOBALS['TCA']['tx_dlf_documents']['ctrl']['enablecolumns']['starttime'] => 0,
-            $GLOBALS['TCA']['tx_dlf_documents']['ctrl']['enablecolumns']['endtime'] => 0,
-            'prod_id' => $metadata['prod_id'][0],
-            'location' => $this->location,
-            'record_id' => $metadata['record_id'][0],
-            'opac_id' => $metadata['opac_id'][0],
-            'union_id' => $metadata['union_id'][0],
-            'urn' => $metadata['urn'][0],
-            'purl' => $metadata['purl'][0],
-            'title' => $metadata['title'][0],
-            'title_sorting' => $metadata['title_sorting'][0],
-            'author' => implode('; ', $metadata['author']),
-            'year' => implode('; ', $metadata['year']),
-            'place' => implode('; ', $metadata['place']),
-            'thumbnail' => $this->_getThumbnail(TRUE),
-            'metadata' => serialize($listed),
-            'metadata_sorting' => serialize($sortable),
-            'structure' => $metadata['type'][0],
-            'partof' => $partof,
-            'volume' => $metadata['volume'][0],
-            'volume_sorting' => $metadata['volume_sorting'][0],
-            'collections' => $metadata['collection'],
-            'owner' => $metadata['owner'][0],
-            'solrcore' => $core,
-            'status' => 0,
-        );
+		// Fill data array.
+		$data['tx_dlf_documents'][$this->uid] = array (
+			'pid' => $pid,
+			$GLOBALS['TCA']['tx_dlf_documents']['ctrl']['enablecolumns']['starttime'] => 0,
+			$GLOBALS['TCA']['tx_dlf_documents']['ctrl']['enablecolumns']['endtime'] => 0,
+			'prod_id' => $metadata['prod_id'][0],
+			'location' => $this->location,
+			'record_id' => $metadata['record_id'][0],
+			'opac_id' => $metadata['opac_id'][0],
+			'union_id' => $metadata['union_id'][0],
+			'urn' => $metadata['urn'][0],
+			'purl' => $metadata['purl'][0],
+			'title' => $metadata['title'][0],
+			'title_sorting' => $metadata['title_sorting'][0],
+			'author' => implode('; ', $metadata['author']),
+			'year' => implode('; ', $metadata['year']),
+			'place' => implode('; ', $metadata['place']),
+			'thumbnail' => $this->_getThumbnail(TRUE),
+			'metadata' => serialize($listed),
+			'metadata_sorting' => serialize($sortable),
+			'structure' => $metadata['type'][0],
+			'partof' => $partof,
+			'volume' => $metadata['volume'][0],
+			'volume_sorting' => $metadata['volume_sorting'][0],
+			'collections' => $metadata['collection'],
+			'owner' => $metadata['owner'][0],
+			'solrcore' => $core,
+			'status' => 0,
+		);
 
-        // Unhide hidden documents.
-        if (!empty($conf['unhideOnIndex'])) {
+		// Unhide hidden documents.
+		if (!empty($conf['unhideOnIndex'])) {
 
-            $data['tx_dlf_documents'][$this->uid][$GLOBALS['TCA']['tx_dlf_documents']['ctrl']['enablecolumns']['disabled']] = 0;
+			$data['tx_dlf_documents'][$this->uid][$GLOBALS['TCA']['tx_dlf_documents']['ctrl']['enablecolumns']['disabled']] = 0;
 
-        }
+		}
 
-        // Process data.
-        $newIds = tx_dlf_helper::processDB($data);
+		// Process data.
+		$newIds = tx_dlf_helper::processDB($data);
 
-        // Replace placeholder with actual UID.
-        if (strpos($this->uid, 'NEW') === 0) {
+		// Replace placeholder with actual UID.
+		if (strpos($this->uid, 'NEW') === 0) {
 
-            $this->uid = $newIds[$this->uid];
+			$this->uid = $newIds[$this->uid];
 
-            $this->pid = $pid;
+			$this->pid = $pid;
 
-            $this->parentId = $partof;
+			$this->parentId = $partof;
 
-        }
+		}
 
-        if (!defined('TYPO3_cliMode')) {
+		if (!defined('TYPO3_cliMode')) {
 
-            $message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
-                'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
-                htmlspecialchars(sprintf(tx_dlf_helper::getLL('flash.documentSaved'), $metadata['title'][0], $this->uid)),
-                tx_dlf_helper::getLL('flash.done', TRUE),
-                \TYPO3\CMS\Core\Messaging\FlashMessage::OK,
-                TRUE
-            );
+			$message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
+				'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
+				htmlspecialchars(sprintf(tx_dlf_helper::getLL('flash.documentSaved'), $metadata['title'][0], $this->uid)),
+				tx_dlf_helper::getLL('flash.done', TRUE),
+				\TYPO3\CMS\Core\Messaging\FlashMessage::OK,
+				TRUE
+			);
 
-            tx_dlf_helper::addMessage($message);
+			tx_dlf_helper::addMessage($message);
 
-        }
+		}
 
-        // Add document to index.
-        if ($core) {
+		// Add document to index.
+		if ($core) {
 
-            tx_dlf_indexing::add($this, $core);
+			tx_dlf_indexing::add($this, $core);
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->save('.$_pid.', '.$_core.')] Invalid UID "'.$core.'" for Solr core', self::$extKey, SYSLOG_SEVERITY_NOTICE);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->save('.$_pid.', '.$_core.')] Invalid UID "'.$core.'" for Solr core', self::$extKey, SYSLOG_SEVERITY_NOTICE);
 
-            }
+			}
 
-        }
+		}
 
-        return TRUE;
+		return TRUE;
 
-    }
+	}
 
-    /**
-     * This returns $this->cPid via __get()
-     *
-     * @access	protected
-     *
-     * @return	integer		The PID of the metadata definitions
-     */
-    protected function _getCPid() {
+	/**
+	 * This returns $this->cPid via __get()
+	 *
+	 * @access	protected
+	 *
+	 * @return	integer		The PID of the metadata definitions
+	 */
+	protected function _getCPid() {
 
-        return $this->cPid;
+		return $this->cPid;
 
-    }
+	}
 
-    /**
-     * This builds an array of the document's dmdSecs
-     *
-     * @access	protected
-     *
-     * @return	array		Array of dmdSecs with their IDs as array key
-     */
-    protected function _getDmdSec() {
+	/**
+	 * This builds an array of the document's dmdSecs
+	 *
+	 * @access	protected
+	 *
+	 * @return	array		Array of dmdSecs with their IDs as array key
+	 */
+	protected function _getDmdSec() {
 
-        if (!$this->dmdSecLoaded) {
+		if (!$this->dmdSecLoaded) {
 
-            // Get available data formats.
-            $this->loadFormats();
+			// Get available data formats.
+			$this->loadFormats();
 
-            // Get dmdSec nodes from METS.
-            $dmdIds = $this->mets->xpath('./mets:dmdSec/@ID');
+			// Get dmdSec nodes from METS.
+			$dmdIds = $this->mets->xpath('./mets:dmdSec/@ID');
 
-            foreach ($dmdIds as $dmdId) {
+			foreach ($dmdIds as $dmdId) {
 
-                if ($type = $this->mets->xpath('./mets:dmdSec[@ID="'.(string) $dmdId.'"]/mets:mdWrap[not(@MDTYPE="OTHER")]/@MDTYPE')) {
+				if ($type = $this->mets->xpath('./mets:dmdSec[@ID="'.(string) $dmdId.'"]/mets:mdWrap[not(@MDTYPE="OTHER")]/@MDTYPE')) {
 
-                    if (!empty($this->formats[(string) $type[0]])) {
+					if (!empty($this->formats[(string) $type[0]])) {
 
-                        $type = (string) $type[0];
+						$type = (string) $type[0];
 
-                        $xml = $this->mets->xpath('./mets:dmdSec[@ID="'.(string) $dmdId.'"]/mets:mdWrap[@MDTYPE="'.$type.'"]/mets:xmlData/'.strtolower($type).':'.$this->formats[$type]['rootElement']);
+						$xml = $this->mets->xpath('./mets:dmdSec[@ID="'.(string) $dmdId.'"]/mets:mdWrap[@MDTYPE="'.$type.'"]/mets:xmlData/'.strtolower($type).':'.$this->formats[$type]['rootElement']);
 
-                    }
+					}
 
-                } elseif ($type = $this->mets->xpath('./mets:dmdSec[@ID="'.(string) $dmdId.'"]/mets:mdWrap[@MDTYPE="OTHER"]/@OTHERMDTYPE')) {
+				} elseif ($type = $this->mets->xpath('./mets:dmdSec[@ID="'.(string) $dmdId.'"]/mets:mdWrap[@MDTYPE="OTHER"]/@OTHERMDTYPE')) {
 
-                    if (!empty($this->formats[(string) $type[0]])) {
+					if (!empty($this->formats[(string) $type[0]])) {
 
-                        $type = (string) $type[0];
+						$type = (string) $type[0];
 
-                        $xml = $this->mets->xpath('./mets:dmdSec[@ID="'.(string) $dmdId.'"]/mets:mdWrap[@MDTYPE="OTHER"][@OTHERMDTYPE="'.$type.'"]/mets:xmlData/'.strtolower($type).':'.$this->formats[$type]['rootElement']);
+						$xml = $this->mets->xpath('./mets:dmdSec[@ID="'.(string) $dmdId.'"]/mets:mdWrap[@MDTYPE="OTHER"][@OTHERMDTYPE="'.$type.'"]/mets:xmlData/'.strtolower($type).':'.$this->formats[$type]['rootElement']);
 
-                    }
+					}
 
-                }
+				}
 
-                if ($xml) {
+				if ($xml) {
 
-                    $this->dmdSec[(string) $dmdId]['type'] = $type;
+					$this->dmdSec[(string) $dmdId]['type'] = $type;
 
-                    $this->dmdSec[(string) $dmdId]['xml'] = $xml[0];
+					$this->dmdSec[(string) $dmdId]['xml'] = $xml[0];
 
-                    $this->registerNamespaces($this->dmdSec[(string) $dmdId]['xml']);
+					$this->registerNamespaces($this->dmdSec[(string) $dmdId]['xml']);
 
-                }
+				}
 
-            }
+			}
 
-            $this->dmdSecLoaded = TRUE;
+			$this->dmdSecLoaded = TRUE;
 
-        }
+		}
 
-        return $this->dmdSec;
+		return $this->dmdSec;
 
-    }
+	}
 
-    /**
-     * This builds the file ID -> USE concordance
-     *
-     * @access	protected
-     *
-     * @return	array		Array of file use groups with file IDs
-     */
-    protected function _getFileGrps() {
+	/**
+	 * This builds the file ID -> USE concordance
+	 *
+	 * @access	protected
+	 *
+	 * @return	array		Array of file use groups with file IDs
+	 */
+	protected function _getFileGrps() {
 
-        if (!$this->fileGrpsLoaded) {
+		if (!$this->fileGrpsLoaded) {
 
-            // Get configured USE attributes.
-            $extConf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][self::$extKey]);
+			// Get configured USE attributes.
+			$extConf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][self::$extKey]);
 
-            $useGrps = \TYPO3\CMS\Core\Utility\GeneralUtility::trimExplode(',', $extConf['fileGrps']);
+			$useGrps = \TYPO3\CMS\Core\Utility\GeneralUtility::trimExplode(',', $extConf['fileGrps']);
 
-            if (!empty($extConf['fileGrpThumbs'])) {
+			if (!empty($extConf['fileGrpThumbs'])) {
 
-                $useGrps[] = $extConf['fileGrpThumbs'];
+				$useGrps[] = $extConf['fileGrpThumbs'];
 
-            }
+			}
 
-            if (!empty($extConf['fileGrpDownload'])) {
+			if (!empty($extConf['fileGrpDownload'])) {
 
-                $useGrps[] = $extConf['fileGrpDownload'];
+				$useGrps[] = $extConf['fileGrpDownload'];
 
-            }
+			}
 
-            if (!empty($extConf['fileGrpFulltext'])) {
+			if (!empty($extConf['fileGrpFulltext'])) {
 
-                $useGrps[] = $extConf['fileGrpFulltext'];
+				$useGrps[] = $extConf['fileGrpFulltext'];
 
-            }
+			}
 
-            if (!empty($extConf['fileGrpAudio'])) {
+			if (!empty($extConf['fileGrpAudio'])) {
 
-                $useGrps[] = $extConf['fileGrpAudio'];
+				$useGrps[] = $extConf['fileGrpAudio'];
 
-            }
+			}
 
-            // Get all file groups.
-            $fileGrps = $this->mets->xpath('./mets:fileSec/mets:fileGrp');
+			// Get all file groups.
+			$fileGrps = $this->mets->xpath('./mets:fileSec/mets:fileGrp');
 
-            // Build concordance for configured USE attributes.
-            foreach ($fileGrps as $fileGrp) {
+			// Build concordance for configured USE attributes.
+			foreach ($fileGrps as $fileGrp) {
 
-                if (in_array((string) $fileGrp['USE'], $useGrps)) {
+				if (in_array((string) $fileGrp['USE'], $useGrps)) {
 
-                    foreach ($fileGrp->children('http://www.loc.gov/METS/')->file as $file) {
+					foreach ($fileGrp->children('http://www.loc.gov/METS/')->file as $file) {
 
-                        $this->fileGrps[(string) $file->attributes()->ID] = (string) $fileGrp['USE'];
+						$this->fileGrps[(string) $file->attributes()->ID] = (string) $fileGrp['USE'];
 
-                    }
+					}
 
-                }
+				}
 
-            }
+			}
 
-            // Are there any fulltext files available?
-            if (!empty($extConf['fileGrpFulltext']) && in_array($extConf['fileGrpFulltext'], $this->fileGrps)) {
+			// Are there any fulltext files available?
+			if (!empty($extConf['fileGrpFulltext']) && in_array($extConf['fileGrpFulltext'], $this->fileGrps)) {
 
-                $this->hasFulltext = TRUE;
+				$this->hasFulltext = TRUE;
 
-            }
+			}
 
-            $this->fileGrpsLoaded = TRUE;
+			$this->fileGrpsLoaded = TRUE;
 
-        }
+		}
 
-        return $this->fileGrps;
+		return $this->fileGrps;
 
-    }
+	}
 
-    /**
-     * This returns $this->hasFulltext via __get()
-     *
-     * @access	protected
-     *
-     * @return	boolean		Are there any fulltext files available?
-     */
-    protected function _getHasFulltext() {
+	/**
+	 * This returns $this->hasFulltext via __get()
+	 *
+	 * @access	protected
+	 *
+	 * @return	boolean		Are there any fulltext files available?
+	 */
+	protected function _getHasFulltext() {
 
-        // Are the fileGrps already loaded?
-        if (!$this->fileGrpsLoaded) {
+		// Are the fileGrps already loaded?
+		if (!$this->fileGrpsLoaded) {
 
-            $this->_getFileGrps();
+			$this->_getFileGrps();
 
-        }
+		}
 
-        return $this->hasFulltext;
+		return $this->hasFulltext;
 
-    }
+	}
 
-    /**
-     * This returns $this->location via __get()
-     *
-     * @access	protected
-     *
-     * @return	string		The location of the document
-     */
-    protected function _getLocation() {
+	/**
+	 * This returns $this->location via __get()
+	 *
+	 * @access	protected
+	 *
+	 * @return	string		The location of the document
+	 */
+	protected function _getLocation() {
 
-        return $this->location;
+		return $this->location;
 
-    }
+	}
 
-    /**
-     * This builds an array of the document's metadata
-     *
-     * @access	protected
-     *
-     * @return	array		Array of metadata with their corresponding logical structure node ID as key
-     */
-    protected function _getMetadataArray() {
+	/**
+	 * This builds an array of the document's metadata
+	 *
+	 * @access	protected
+	 *
+	 * @return	array		Array of metadata with their corresponding logical structure node ID as key
+	 */
+	protected function _getMetadataArray() {
 
-        // Set metadata definitions' PID.
-        $cPid = ($this->cPid ? $this->cPid : $this->pid);
+		// Set metadata definitions' PID.
+		$cPid = ($this->cPid ? $this->cPid : $this->pid);
 
-        if (!$cPid) {
+		if (!$cPid) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->getMetadataArray()] Invalid PID "'.$cPid.'" for metadata definitions', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->getMetadataArray()] Invalid PID "'.$cPid.'" for metadata definitions', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return array ();
+			return array ();
 
-        }
+		}
 
-        if (!$this->metadataArrayLoaded || $this->metadataArray[0] != $cPid) {
+		if (!$this->metadataArrayLoaded || $this->metadataArray[0] != $cPid) {
 
-            // Get all logical structure nodes with metadata.
-            if (($ids = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]//mets:div[@DMDID]/@ID'))) {
+			// Get all logical structure nodes with metadata.
+			if (($ids = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]//mets:div[@DMDID]/@ID'))) {
 
-                foreach ($ids as $id) {
+				foreach ($ids as $id) {
 
-                    $this->metadataArray[(string) $id] = $this->getMetadata((string) $id, $cPid);
+					$this->metadataArray[(string) $id] = $this->getMetadata((string) $id, $cPid);
 
-                }
+				}
 
-            }
+			}
 
-            // Set current PID for metadata definitions.
-            $this->metadataArray[0] = $cPid;
+			// Set current PID for metadata definitions.
+			$this->metadataArray[0] = $cPid;
 
-            $this->metadataArrayLoaded = TRUE;
+			$this->metadataArrayLoaded = TRUE;
 
-        }
+		}
 
-        return $this->metadataArray;
+		return $this->metadataArray;
 
-    }
+	}
 
-    /**
-     * This returns $this->mets via __get()
-     *
-     * @access	protected
-     *
-     * @return	SimpleXMLElement		The XML's METS part as SimpleXMLElement object
-     */
-    protected function _getMets() {
+	/**
+	 * This returns $this->mets via __get()
+	 *
+	 * @access	protected
+	 *
+	 * @return	SimpleXMLElement		The XML's METS part as SimpleXMLElement object
+	 */
+	protected function _getMets() {
 
-        return $this->mets;
+		return $this->mets;
 
-    }
+	}
 
-    /**
-     * This returns $this->numPages via __get()
-     *
-     * @access	protected
-     *
-     * @return	integer		The total number of pages and/or tracks
-     */
-    protected function _getNumPages() {
+	/**
+	 * This returns $this->numPages via __get()
+	 *
+	 * @access	protected
+	 *
+	 * @return	integer		The total number of pages and/or tracks
+	 */
+	protected function _getNumPages() {
 
-        $this->_getPhysicalStructure();
+		$this->_getPhysicalStructure();
 
-        return $this->numPages;
+		return $this->numPages;
 
-    }
+	}
 
-    /**
-     * This returns $this->parentId via __get()
-     *
-     * @access	protected
-     *
-     * @return	integer		The UID of the parent document or zero if not applicable
-     */
-    protected function _getParentId() {
+	/**
+	 * This returns $this->parentId via __get()
+	 *
+	 * @access	protected
+	 *
+	 * @return	integer		The UID of the parent document or zero if not applicable
+	 */
+	protected function _getParentId() {
 
-        return $this->parentId;
+		return $this->parentId;
 
-    }
+	}
 
-    /**
-     * This builds an array of the document's physical structure
-     *
-     * @access	protected
-     *
-     * @return	array		Array of physical elements' id, type, label and file representations ordered by @ORDER attribute
-     */
-    protected function _getPhysicalStructure() {
+	/**
+	 * This builds an array of the document's physical structure
+	 *
+	 * @access	protected
+	 *
+	 * @return	array		Array of physical elements' id, type, label and file representations ordered by @ORDER attribute
+	 */
+	protected function _getPhysicalStructure() {
 
-        // Is there no physical structure array yet?
-        if (!$this->physicalStructureLoaded) {
+		// Is there no physical structure array yet?
+		if (!$this->physicalStructureLoaded) {
 
-            // Does the document have a structMap node of type "PHYSICAL"?
-            $elementNodes = $this->mets->xpath('./mets:structMap[@TYPE="PHYSICAL"]/mets:div[@TYPE="physSequence"]/mets:div');
+			// Does the document have a structMap node of type "PHYSICAL"?
+			$elementNodes = $this->mets->xpath('./mets:structMap[@TYPE="PHYSICAL"]/mets:div[@TYPE="physSequence"]/mets:div');
 
-            if ($elementNodes) {
+			if ($elementNodes) {
 
-                // Get file groups.
-                $fileUse = $this->_getFileGrps();
+				// Get file groups.
+				$fileUse = $this->_getFileGrps();
 
-                // Get the physical sequence's metadata.
-                $physNode = $this->mets->xpath('./mets:structMap[@TYPE="PHYSICAL"]/mets:div[@TYPE="physSequence"]');
+				// Get the physical sequence's metadata.
+				$physNode = $this->mets->xpath('./mets:structMap[@TYPE="PHYSICAL"]/mets:div[@TYPE="physSequence"]');
 
-                $physSeq[0] = (string) $physNode[0]['ID'];
+				$physSeq[0] = (string) $physNode[0]['ID'];
 
-                $this->physicalStructureInfo[$physSeq[0]]['id'] = $physNode[0]['ID'];
+				$this->physicalStructureInfo[$physSeq[0]]['id'] = $physNode[0]['ID'];
 
-                $this->physicalStructureInfo[$physSeq[0]]['dmdId'] = (isset($physNode[0]['DMDID']) ? (string) $physNode[0]['DMDID'] : '');
+				$this->physicalStructureInfo[$physSeq[0]]['dmdId'] = (isset($physNode[0]['DMDID']) ? (string) $physNode[0]['DMDID'] : '');
 
-                $this->physicalStructureInfo[$physSeq[0]]['label'] = (isset($physNode[0]['LABEL']) ? (string) $physNode[0]['LABEL'] : '');
+				$this->physicalStructureInfo[$physSeq[0]]['label'] = (isset($physNode[0]['LABEL']) ? (string) $physNode[0]['LABEL'] : '');
 
-                $this->physicalStructureInfo[$physSeq[0]]['orderlabel'] = (isset($physNode[0]['ORDERLABEL']) ? (string) $physNode[0]['ORDERLABEL'] : '');
+				$this->physicalStructureInfo[$physSeq[0]]['orderlabel'] = (isset($physNode[0]['ORDERLABEL']) ? (string) $physNode[0]['ORDERLABEL'] : '');
 
-                $this->physicalStructureInfo[$physSeq[0]]['type'] = (string) $physNode[0]['TYPE'];
+				$this->physicalStructureInfo[$physSeq[0]]['type'] = (string) $physNode[0]['TYPE'];
 
-                $this->physicalStructureInfo[$physSeq[0]]['contentIds'] = (isset($physNode[0]['CONTENTIDS']) ? (string) $physNode[0]['CONTENTIDS'] : '');
+				$this->physicalStructureInfo[$physSeq[0]]['contentIds'] = (isset($physNode[0]['CONTENTIDS']) ? (string) $physNode[0]['CONTENTIDS'] : '');
 
-                // Get the file representations from fileSec node.
-                foreach ($physNode[0]->children('http://www.loc.gov/METS/')->fptr as $fptr) {
+				// Get the file representations from fileSec node.
+				foreach ($physNode[0]->children('http://www.loc.gov/METS/')->fptr as $fptr) {
 
-                    // Check if file has valid @USE attribute.
-                    if (!empty($fileUse[(string) $fptr->attributes()->FILEID])) {
+					// Check if file has valid @USE attribute.
+					if (!empty($fileUse[(string) $fptr->attributes()->FILEID])) {
 
-                        $this->physicalStructureInfo[$physSeq[0]]['files'][$fileUse[(string) $fptr->attributes()->FILEID]] = (string) $fptr->attributes()->FILEID;
+						$this->physicalStructureInfo[$physSeq[0]]['files'][$fileUse[(string) $fptr->attributes()->FILEID]] = (string) $fptr->attributes()->FILEID;
 
-                    }
+					}
 
-                }
+				}
 
-                // Build the physical elements' array from the physical structMap node.
-                foreach ($elementNodes as $elementNode) {
+				// Build the physical elements' array from the physical structMap node.
+				foreach ($elementNodes as $elementNode) {
 
-                    $elements[(int) $elementNode['ORDER']] = (string) $elementNode['ID'];
+					$elements[(int) $elementNode['ORDER']] = (string) $elementNode['ID'];
 
-                    $this->physicalStructureInfo[$elements[(int) $elementNode['ORDER']]]['id'] = $elementNode['ID'];
+					$this->physicalStructureInfo[$elements[(int) $elementNode['ORDER']]]['id'] = $elementNode['ID'];
 
-                    $this->physicalStructureInfo[$elements[(int) $elementNode['ORDER']]]['dmdId'] = (isset($elementNode['DMDID']) ? (string) $elementNode['DMDID'] : '');
+					$this->physicalStructureInfo[$elements[(int) $elementNode['ORDER']]]['dmdId'] = (isset($elementNode['DMDID']) ? (string) $elementNode['DMDID'] : '');
 
-                    $this->physicalStructureInfo[$elements[(int) $elementNode['ORDER']]]['label'] = (isset($elementNode['LABEL']) ? (string) $elementNode['LABEL'] : '');
+					$this->physicalStructureInfo[$elements[(int) $elementNode['ORDER']]]['label'] = (isset($elementNode['LABEL']) ? (string) $elementNode['LABEL'] : '');
 
-                    $this->physicalStructureInfo[$elements[(int) $elementNode['ORDER']]]['orderlabel'] = (isset($elementNode['ORDERLABEL']) ? (string) $elementNode['ORDERLABEL'] : '');
+					$this->physicalStructureInfo[$elements[(int) $elementNode['ORDER']]]['orderlabel'] = (isset($elementNode['ORDERLABEL']) ? (string) $elementNode['ORDERLABEL'] : '');
 
-                    $this->physicalStructureInfo[$elements[(int) $elementNode['ORDER']]]['type'] = (string) $elementNode['TYPE'];
+					$this->physicalStructureInfo[$elements[(int) $elementNode['ORDER']]]['type'] = (string) $elementNode['TYPE'];
 
-                    $this->physicalStructureInfo[$elements[(int) $elementNode['ORDER']]]['contentIds'] = (isset($elementNode['CONTENTIDS']) ? (string) $elementNode['CONTENTIDS'] : '');
+					$this->physicalStructureInfo[$elements[(int) $elementNode['ORDER']]]['contentIds'] = (isset($elementNode['CONTENTIDS']) ? (string) $elementNode['CONTENTIDS'] : '');
 
-                    // Get the file representations from fileSec node.
-                    foreach ($elementNode->children('http://www.loc.gov/METS/')->fptr as $fptr) {
+					// Get the file representations from fileSec node.
+					foreach ($elementNode->children('http://www.loc.gov/METS/')->fptr as $fptr) {
 
-                        // Check if file has valid @USE attribute.
-                        if (!empty($fileUse[(string) $fptr->attributes()->FILEID])) {
+						// Check if file has valid @USE attribute.
+						if (!empty($fileUse[(string) $fptr->attributes()->FILEID])) {
 
-                            $this->physicalStructureInfo[$elements[(int) $elementNode['ORDER']]]['files'][$fileUse[(string) $fptr->attributes()->FILEID]] = (string) $fptr->attributes()->FILEID;
+							$this->physicalStructureInfo[$elements[(int) $elementNode['ORDER']]]['files'][$fileUse[(string) $fptr->attributes()->FILEID]] = (string) $fptr->attributes()->FILEID;
 
-                        }
+						}
 
-                    }
+					}
 
-                }
+				}
 
-                // Sort array by keys (= @ORDER).
-                if (ksort($elements)) {
+				// Sort array by keys (= @ORDER).
+				if (ksort($elements)) {
 
-                    // Set total number of pages/tracks.
-                    $this->numPages = count($elements);
+					// Set total number of pages/tracks.
+					$this->numPages = count($elements);
 
-                    // Merge and re-index the array to get nice numeric indexes.
-                    $this->physicalStructure = array_merge($physSeq, $elements);
+					// Merge and re-index the array to get nice numeric indexes.
+					$this->physicalStructure = array_merge($physSeq, $elements);
 
-                }
+				}
 
-            }
+			}
 
-            $this->physicalStructureLoaded = TRUE;
+			$this->physicalStructureLoaded = TRUE;
 
-        }
+		}
 
-        return $this->physicalStructure;
+		return $this->physicalStructure;
 
-    }
+	}
 
-    /**
-     * This gives an array of the document's physical structure metadata
-     *
-     * @access	protected
-     *
-     * @return	array		Array of elements' type, label and file representations ordered by @ID attribute
-     */
-    protected function _getPhysicalStructureInfo() {
+	/**
+	 * This gives an array of the document's physical structure metadata
+	 *
+	 * @access	protected
+	 *
+	 * @return	array		Array of elements' type, label and file representations ordered by @ID attribute
+	 */
+	protected function _getPhysicalStructureInfo() {
 
-        // Is there no physical structure array yet?
-        if (!$this->physicalStructureLoaded) {
+		// Is there no physical structure array yet?
+		if (!$this->physicalStructureLoaded) {
 
-            // Build physical structure array.
-            $this->_getPhysicalStructure();
+			// Build physical structure array.
+			$this->_getPhysicalStructure();
 
-        }
+		}
 
-        return $this->physicalStructureInfo;
+		return $this->physicalStructureInfo;
 
-    }
+	}
 
-    /**
-     * This returns $this->pid via __get()
-     *
-     * @access	protected
-     *
-     * @return	integer		The PID of the document or zero if not in database
-     */
-    protected function _getPid() {
+	/**
+	 * This returns $this->pid via __get()
+	 *
+	 * @access	protected
+	 *
+	 * @return	integer		The PID of the document or zero if not in database
+	 */
+	protected function _getPid() {
 
-        return $this->pid;
+		return $this->pid;
 
-    }
+	}
 
-    /**
-     * This returns $this->ready via __get()
-     *
-     * @access	protected
-     *
-     * @return	boolean		Is the document instantiated successfully?
-     */
-    protected function _getReady() {
+	/**
+	 * This returns $this->ready via __get()
+	 *
+	 * @access	protected
+	 *
+	 * @return	boolean		Is the document instantiated successfully?
+	 */
+	protected function _getReady() {
 
-        return $this->ready;
+		return $this->ready;
 
-    }
+	}
 
-    /**
-     * This returns $this->recordId via __get()
-     *
-     * @access	protected
-     *
-     * @return	mixed		The METS file's record identifier
-     */
-    protected function _getRecordId() {
+	/**
+	 * This returns $this->recordId via __get()
+	 *
+	 * @access	protected
+	 *
+	 * @return	mixed		The METS file's record identifier
+	 */
+	protected function _getRecordId() {
 
-        return $this->recordId;
+		return $this->recordId;
 
-    }
+	}
 
-    /**
-     * This returns $this->rootId via __get()
-     *
-     * @access	protected
-     *
-     * @return	integer		The UID of the root document or zero if not applicable
-     */
-    protected function _getRootId() {
+	/**
+	 * This returns $this->rootId via __get()
+	 *
+	 * @access	protected
+	 *
+	 * @return	integer		The UID of the root document or zero if not applicable
+	 */
+	protected function _getRootId() {
 
-        if (!$this->rootIdLoaded) {
+		if (!$this->rootIdLoaded) {
 
-            if ($this->parentId) {
+			if ($this->parentId) {
 
-                $parent = self::getInstance($this->parentId, $this->pid);
+				$parent = self::getInstance($this->parentId, $this->pid);
 
-                $this->rootId = $parent->rootId;
+				$this->rootId = $parent->rootId;
 
-            }
+			}
 
-            $this->rootIdLoaded = TRUE;
+			$this->rootIdLoaded = TRUE;
 
-        }
+		}
 
-        return $this->rootId;
+		return $this->rootId;
 
-    }
+	}
 
-    /**
-     * This returns the smLinks between logical and physical structMap
-     *
-     * @access	protected
-     *
-     * @return	array		The links between logical and physical nodes
-     */
-    protected function _getSmLinks() {
+	/**
+	 * This returns the smLinks between logical and physical structMap
+	 *
+	 * @access	protected
+	 *
+	 * @return	array		The links between logical and physical nodes
+	 */
+	protected function _getSmLinks() {
 
-        if (!$this->smLinksLoaded) {
+		if (!$this->smLinksLoaded) {
 
-            $smLinks = $this->mets->xpath('./mets:structLink/mets:smLink');
+			$smLinks = $this->mets->xpath('./mets:structLink/mets:smLink');
 
-            foreach ($smLinks as $smLink) {
+			foreach ($smLinks as $smLink) {
 
-                $this->smLinks['l2p'][(string) $smLink->attributes('http://www.w3.org/1999/xlink')->from][] = (string) $smLink->attributes('http://www.w3.org/1999/xlink')->to;
+				$this->smLinks['l2p'][(string) $smLink->attributes('http://www.w3.org/1999/xlink')->from][] = (string) $smLink->attributes('http://www.w3.org/1999/xlink')->to;
 
-                $this->smLinks['p2l'][(string) $smLink->attributes('http://www.w3.org/1999/xlink')->to][] = (string) $smLink->attributes('http://www.w3.org/1999/xlink')->from;
+				$this->smLinks['p2l'][(string) $smLink->attributes('http://www.w3.org/1999/xlink')->to][] = (string) $smLink->attributes('http://www.w3.org/1999/xlink')->from;
 
-            }
+			}
 
-            $this->smLinksLoaded = TRUE;
+			$this->smLinksLoaded = TRUE;
 
-        }
+		}
 
-        return $this->smLinks;
+		return $this->smLinks;
 
-    }
+	}
 
-    /**
-     * This builds an array of the document's logical structure
-     *
-     * @access	protected
-     *
-     * @return	array		Array of structure nodes' id, label, type and physical page indexes/mptr link with original hierarchy preserved
-     */
-    protected function _getTableOfContents() {
+	/**
+	 * This builds an array of the document's logical structure
+	 *
+	 * @access	protected
+	 *
+	 * @return	array		Array of structure nodes' id, label, type and physical page indexes/mptr link with original hierarchy preserved
+	 */
+	protected function _getTableOfContents() {
 
-        // Is there no logical structure array yet?
-        if (!$this->tableOfContentsLoaded) {
+		// Is there no logical structure array yet?
+		if (!$this->tableOfContentsLoaded) {
 
-            // Get all logical structures.
-            $this->getLogicalStructure('', TRUE);
+			// Get all logical structures.
+			$this->getLogicalStructure('', TRUE);
 
-            $this->tableOfContentsLoaded = TRUE;
+			$this->tableOfContentsLoaded = TRUE;
 
-        }
+		}
 
-        return $this->tableOfContents;
+		return $this->tableOfContents;
 
-    }
+	}
 
-    /**
-     * This returns the document's thumbnail location
-     *
-     * @access	protected
-     *
-     * @param	boolean		$forceReload: Force reloading the thumbnail instead of returning the cached value
-     *
-     * @return	string		The document's thumbnail location
-     */
-    protected function _getThumbnail($forceReload = FALSE) {
+	/**
+	 * This returns the document's thumbnail location
+	 *
+	 * @access	protected
+	 *
+	 * @param	boolean		$forceReload: Force reloading the thumbnail instead of returning the cached value
+	 *
+	 * @return	string		The document's thumbnail location
+	 */
+	protected function _getThumbnail($forceReload = FALSE) {
 
-        if (!$this->thumbnailLoaded || $forceReload) {
+		if (!$this->thumbnailLoaded || $forceReload) {
 
-            // Retain current PID.
-            $cPid = ($this->cPid ? $this->cPid : $this->pid);
+			// Retain current PID.
+			$cPid = ($this->cPid ? $this->cPid : $this->pid);
 
-            if (!$cPid) {
+			if (!$cPid) {
 
-                if (TYPO3_DLOG) {
+				if (TYPO3_DLOG) {
 
-                    \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->_getThumbnail()] Invalid PID "'.$cPid.'" for structure definitions', self::$extKey, SYSLOG_SEVERITY_ERROR);
+					\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->_getThumbnail()] Invalid PID "'.$cPid.'" for structure definitions', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-                }
+				}
 
-                $this->thumbnailLoaded = TRUE;
+				$this->thumbnailLoaded = TRUE;
 
-                return $this->thumbnail;
+				return $this->thumbnail;
 
-            }
+			}
 
-            // Load extension configuration.
-            $extConf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][self::$extKey]);
+			// Load extension configuration.
+			$extConf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][self::$extKey]);
 
-            if (empty($extConf['fileGrpThumbs'])) {
+			if (empty($extConf['fileGrpThumbs'])) {
 
-                if (TYPO3_DLOG) {
+				if (TYPO3_DLOG) {
 
-                    \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->_getThumbnail()] No fileGrp for thumbnails specified', self::$extKey, SYSLOG_SEVERITY_WARNING);
+					\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->_getThumbnail()] No fileGrp for thumbnails specified', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-                }
+				}
 
-                $this->thumbnailLoaded = TRUE;
+				$this->thumbnailLoaded = TRUE;
 
-                return $this->thumbnail;
+				return $this->thumbnail;
 
-            }
+			}
 
-            $strctId = $this->_getToplevelId();
+			$strctId = $this->_getToplevelId();
 
-            $metadata = $this->getTitledata($cPid);
+			$metadata = $this->getTitledata($cPid);
 
-            // Get structure element to get thumbnail from.
-            $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-                'tx_dlf_structures.thumbnail AS thumbnail',
-                'tx_dlf_structures',
-                'tx_dlf_structures.pid='.intval($cPid).' AND tx_dlf_structures.index_name='.$GLOBALS['TYPO3_DB']->fullQuoteStr($metadata['type'][0], 'tx_dlf_structures').tx_dlf_helper::whereClause('tx_dlf_structures'),
-                '',
-                '',
-                '1'
-            );
+			// Get structure element to get thumbnail from.
+			$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+				'tx_dlf_structures.thumbnail AS thumbnail',
+				'tx_dlf_structures',
+				'tx_dlf_structures.pid='.intval($cPid).' AND tx_dlf_structures.index_name='.$GLOBALS['TYPO3_DB']->fullQuoteStr($metadata['type'][0], 'tx_dlf_structures').tx_dlf_helper::whereClause('tx_dlf_structures'),
+				'',
+				'',
+				'1'
+			);
 
-            if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) > 0) {
+			if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) > 0) {
 
-                $resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result);
+				$resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result);
 
-                // Get desired thumbnail structure if not the toplevel structure itself.
-                if (!empty($resArray['thumbnail'])) {
+				// Get desired thumbnail structure if not the toplevel structure itself.
+				if (!empty($resArray['thumbnail'])) {
 
-                    $strctType = tx_dlf_helper::getIndexName($resArray['thumbnail'], 'tx_dlf_structures', $cPid);
+					$strctType = tx_dlf_helper::getIndexName($resArray['thumbnail'], 'tx_dlf_structures', $cPid);
 
-                    // Check if this document has a structure element of the desired type.
-                    $strctIds = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]//mets:div[@TYPE="'.$strctType.'"]/@ID');
+					// Check if this document has a structure element of the desired type.
+					$strctIds = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]//mets:div[@TYPE="'.$strctType.'"]/@ID');
 
-                    if (!empty($strctIds)) {
+					if (!empty($strctIds)) {
 
-                        $strctId = (string) $strctIds[0];
+						$strctId = (string) $strctIds[0];
 
-                    }
+					}
 
-                }
+				}
 
-                // Load smLinks.
-                $this->_getSmLinks();
+				// Load smLinks.
+				$this->_getSmLinks();
 
-                // Get thumbnail location.
-                if ($this->_getPhysicalStructure() && !empty($this->smLinks['l2p'][$strctId])) {
+				// Get thumbnail location.
+				if ($this->_getPhysicalStructure() && !empty($this->smLinks['l2p'][$strctId])) {
 
-                    $this->thumbnail = $this->getFileLocation($this->physicalStructureInfo[$this->smLinks['l2p'][$strctId][0]]['files'][$extConf['fileGrpThumbs']]);
+					$this->thumbnail = $this->getFileLocation($this->physicalStructureInfo[$this->smLinks['l2p'][$strctId][0]]['files'][$extConf['fileGrpThumbs']]);
 
-                } else {
+				} else {
 
-                    $this->thumbnail = $this->getFileLocation($this->physicalStructureInfo[$this->physicalStructure[1]]['files'][$extConf['fileGrpThumbs']]);
+					$this->thumbnail = $this->getFileLocation($this->physicalStructureInfo[$this->physicalStructure[1]]['files'][$extConf['fileGrpThumbs']]);
 
-                }
+				}
 
-            } elseif (TYPO3_DLOG) {
+			} elseif (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->_getThumbnail()] No structure of type "'.$metadata['type'][0].'" found in database', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->_getThumbnail()] No structure of type "'.$metadata['type'][0].'" found in database', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            $this->thumbnailLoaded = TRUE;
+			$this->thumbnailLoaded = TRUE;
 
-        }
+		}
 
-        return $this->thumbnail;
+		return $this->thumbnail;
 
-    }
+	}
 
-    /**
-     * This returns the ID of the toplevel logical structure node
-     *
-     * @access	protected
-     *
-     * @return	string		The logical structure node's ID
-     */
-    protected function _getToplevelId() {
+	/**
+	 * This returns the ID of the toplevel logical structure node
+	 *
+	 * @access	protected
+	 *
+	 * @return	string		The logical structure node's ID
+	 */
+	protected function _getToplevelId() {
 
-        if (empty($this->toplevelId)) {
+		if (empty($this->toplevelId)) {
 
-            // Get all logical structure nodes with metadata, but without associated METS-Pointers.
-            if (($divs = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]//mets:div[@DMDID and not(./mets:mptr)]'))) {
+			// Get all logical structure nodes with metadata, but without associated METS-Pointers.
+			if (($divs = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]//mets:div[@DMDID and not(./mets:mptr)]'))) {
 
-                // Load smLinks.
-                $this->_getSmLinks();
+				// Load smLinks.
+				$this->_getSmLinks();
 
-                foreach ($divs as $div) {
+				foreach ($divs as $div) {
 
-                    $id = (string) $div['ID'];
+					$id = (string) $div['ID'];
 
-                    // Are there physical structure nodes for this logical structure?
-                    if (array_key_exists($id, $this->smLinks['l2p'])) {
+					// Are there physical structure nodes for this logical structure?
+					if (array_key_exists($id, $this->smLinks['l2p'])) {
 
-                        // Yes. That's what we're looking for.
-                        $this->toplevelId = $id;
+						// Yes. That's what we're looking for.
+						$this->toplevelId = $id;
 
-                        break;
+						break;
 
-                    } elseif (empty($this->toplevelId)) {
+					} elseif (empty($this->toplevelId)) {
 
-                        // No. Remember this anyway, but keep looking for a better one.
-                        $this->toplevelId = $id;
+						// No. Remember this anyway, but keep looking for a better one.
+						$this->toplevelId = $id;
 
-                    }
+					}
 
-                }
+				}
 
-            }
+			}
 
-        }
+		}
 
-        return $this->toplevelId;
+		return $this->toplevelId;
 
-    }
+	}
 
-    /**
-     * This returns $this->uid via __get()
-     *
-     * @access	protected
-     *
-     * @return	mixed		The UID or the URL of the document
-     */
-    protected function _getUid() {
+	/**
+	 * This returns $this->uid via __get()
+	 *
+	 * @access	protected
+	 *
+	 * @return	mixed		The UID or the URL of the document
+	 */
+	protected function _getUid() {
 
-        return $this->uid;
+		return $this->uid;
 
-    }
+	}
 
-    /**
-     * This sets $this->cPid via __set()
-     *
-     * @access	protected
-     *
-     * @param	integer		$value: The new PID for the metadata definitions
-     *
-     * @return	void
-     */
-    protected function _setCPid($value) {
+	/**
+	 * This sets $this->cPid via __set()
+	 *
+	 * @access	protected
+	 *
+	 * @param	integer		$value: The new PID for the metadata definitions
+	 *
+	 * @return	void
+	 */
+	protected function _setCPid($value) {
 
-        $this->cPid = max(intval($value), 0);
+		$this->cPid = max(intval($value), 0);
 
-    }
+	}
 
-    /**
-     * This magic method is invoked each time a clone is called on the object variable
-     * (This method is defined as private/protected because singleton objects should not be cloned)
-     *
-     * @access	protected
-     *
-     * @return	void
-     */
-    protected function __clone() {}
+	/**
+	 * This magic method is invoked each time a clone is called on the object variable
+	 * (This method is defined as private/protected because singleton objects should not be cloned)
+	 *
+	 * @access	protected
+	 *
+	 * @return	void
+	 */
+	protected function __clone() {}
 
-    /**
-     * This is a singleton class, thus the constructor should be private/protected
-     *
-     * @access	protected
-     *
-     * @param	integer		$uid: The UID of the document to parse or URL to XML file
-     * @param	integer		$pid: If > 0, then only document with this PID gets loaded
-     *
-     * @return	void
-     */
-    protected function __construct($uid, $pid) {
+	/**
+	 * This is a singleton class, thus the constructor should be private/protected
+	 *
+	 * @access	protected
+	 *
+	 * @param	integer		$uid: The UID of the document to parse or URL to XML file
+	 * @param	integer		$pid: If > 0, then only document with this PID gets loaded
+	 *
+	 * @return	void
+	 */
+	protected function __construct($uid, $pid) {
 
-        // Prepare to check database for the requested document.
-        if (\TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($uid)) {
+		// Prepare to check database for the requested document.
+		if (\TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($uid)) {
 
-            $whereClause = 'tx_dlf_documents.uid='.intval($uid).tx_dlf_helper::whereClause('tx_dlf_documents');
+			$whereClause = 'tx_dlf_documents.uid='.intval($uid).tx_dlf_helper::whereClause('tx_dlf_documents');
 
-        } else {
+		} else {
 
-            // Cast to string for safety reasons.
-            $location = (string) $uid;
+			// Cast to string for safety reasons.
+			$location = (string) $uid;
 
-            // Try to load METS file.
-            if (\TYPO3\CMS\Core\Utility\GeneralUtility::isValidUrl($location) && $this->load($location)) {
+			// Try to load METS file.
+			if (\TYPO3\CMS\Core\Utility\GeneralUtility::isValidUrl($location) && $this->load($location)) {
 
-                // Initialize core METS object.
-                $this->init();
+				// Initialize core METS object.
+				$this->init();
 
-                if ($this->mets !== NULL) {
+				if ($this->mets !== NULL) {
 
-                    // Check for METS object @ID.
-                    if (!empty($this->mets['OBJID'])) {
+					// Check for METS object @ID.
+					if (!empty($this->mets['OBJID'])) {
 
-                        $this->recordId = (string) $this->mets['OBJID'];
+						$this->recordId = (string) $this->mets['OBJID'];
 
-                    }
+					}
 
-                    // Get hook objects.
-                    $hookObjects = tx_dlf_helper::getHookObjects('common/class.tx_dlf_document.php');
+					// Get hook objects.
+					$hookObjects = tx_dlf_helper::getHookObjects('common/class.tx_dlf_document.php');
 
-                    // Apply hooks.
-                    foreach ($hookObjects as $hookObj) {
+					// Apply hooks.
+					foreach ($hookObjects as $hookObj) {
 
-                        if (method_exists($hookObj, 'construct_postProcessRecordId')) {
+						if (method_exists($hookObj, 'construct_postProcessRecordId')) {
 
-                            $hookObj->construct_postProcessRecordId($this->xml, $this->recordId);
+							$hookObj->construct_postProcessRecordId($this->xml, $this->recordId);
 
-                        }
+						}
 
-                    }
+					}
 
-                } else {
+				} else {
 
-                    // No METS part found.
-                    return;
+					// No METS part found.
+					return;
 
-                }
+				}
 
-            } else {
+			} else {
 
-                // Loading failed.
-                return;
+				// Loading failed.
+				return;
 
-            }
+			}
 
-            if (!empty($this->recordId)) {
+			if (!empty($this->recordId)) {
 
-                $whereClause = 'tx_dlf_documents.record_id='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->recordId, 'tx_dlf_documents').tx_dlf_helper::whereClause('tx_dlf_documents');
+				$whereClause = 'tx_dlf_documents.record_id='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->recordId, 'tx_dlf_documents').tx_dlf_helper::whereClause('tx_dlf_documents');
 
-            } else {
+			} else {
 
-                // There is no record identifier and there should be no hit in the database.
-                $whereClause = '1=-1';
+				// There is no record identifier and there should be no hit in the database.
+				$whereClause = '1=-1';
 
-            }
+			}
 
-        }
+		}
 
-        // Check for PID if needed.
-        if ($pid) {
+		// Check for PID if needed.
+		if ($pid) {
 
-            $whereClause .= ' AND tx_dlf_documents.pid='.intval($pid);
+			$whereClause .= ' AND tx_dlf_documents.pid='.intval($pid);
 
-        }
+		}
 
-        // Get document PID and location from database.
-        $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-            'tx_dlf_documents.uid AS uid,tx_dlf_documents.pid AS pid,tx_dlf_documents.record_id AS record_id,tx_dlf_documents.partof AS partof,tx_dlf_documents.thumbnail AS thumbnail,tx_dlf_documents.location AS location',
-            'tx_dlf_documents',
-            $whereClause,
-            '',
-            '',
-            '1'
-        );
+		// Get document PID and location from database.
+		$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+			'tx_dlf_documents.uid AS uid,tx_dlf_documents.pid AS pid,tx_dlf_documents.record_id AS record_id,tx_dlf_documents.partof AS partof,tx_dlf_documents.thumbnail AS thumbnail,tx_dlf_documents.location AS location',
+			'tx_dlf_documents',
+			$whereClause,
+			'',
+			'',
+			'1'
+		);
 
-        if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) > 0) {
+		if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) > 0) {
 
-            list ($this->uid, $this->pid, $this->recordId, $this->parentId, $this->thumbnail, $this->location) = $GLOBALS['TYPO3_DB']->sql_fetch_row($result);
+			list ($this->uid, $this->pid, $this->recordId, $this->parentId, $this->thumbnail, $this->location) = $GLOBALS['TYPO3_DB']->sql_fetch_row($result);
 
-            $this->thumbnailLoaded = TRUE;
+			$this->thumbnailLoaded = TRUE;
 
-            // Load XML file if necessary...
-            if ($this->mets === NULL && $this->load($this->location)) {
+			// Load XML file if necessary...
+			if ($this->mets === NULL && $this->load($this->location)) {
 
-                // ...and set some basic properties.
-                $this->init();
+				// ...and set some basic properties.
+				$this->init();
 
-            }
+			}
 
-            // Do we have a METS object now?
-            if ($this->mets !== NULL) {
+			// Do we have a METS object now?
+			if ($this->mets !== NULL) {
 
-                // Set new location if necessary.
-                if (!empty($location)) {
+				// Set new location if necessary.
+				if (!empty($location)) {
 
-                    $this->location = $location;
+					$this->location = $location;
 
-                }
+				}
 
-                // Document ready!
-                $this->ready = TRUE;
+				// Document ready!
+				$this->ready = TRUE;
 
-            }
+			}
 
-        } elseif ($this->mets !== NULL) {
+		} elseif ($this->mets !== NULL) {
 
-            // Set location as UID for documents not in database.
-            $this->uid = $location;
+			// Set location as UID for documents not in database.
+			$this->uid = $location;
 
-            $this->location = $location;
+			$this->location = $location;
 
-            // Document ready!
-            $this->ready = TRUE;
+			// Document ready!
+			$this->ready = TRUE;
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->__construct('.$uid.', '.$pid.')] No document with UID "'.$uid.'" found or document not accessible', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->__construct('.$uid.', '.$pid.')] No document with UID "'.$uid.'" found or document not accessible', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * This magic method is called each time an invisible property is referenced from the object
-     *
-     * @access	public
-     *
-     * @param	string		$var: Name of variable to get
-     *
-     * @return	mixed		Value of $this->$var
-     */
-    public function __get($var) {
+	/**
+	 * This magic method is called each time an invisible property is referenced from the object
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$var: Name of variable to get
+	 *
+	 * @return	mixed		Value of $this->$var
+	 */
+	public function __get($var) {
 
-        $method = '_get'.ucfirst($var);
+		$method = '_get'.ucfirst($var);
 
-        if (!property_exists($this, $var) || !method_exists($this, $method)) {
+		if (!property_exists($this, $var) || !method_exists($this, $method)) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->__get('.$var.')] There is no getter function for property "'.$var.'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->__get('.$var.')] There is no getter function for property "'.$var.'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-            }
+			}
 
-            return;
+			return;
 
-        } else {
+		} else {
 
-            return $this->$method();
+			return $this->$method();
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * This magic method is called each time an invisible property is referenced from the object
-     *
-     * @access	public
-     *
-     * @param	string		$var: Name of variable to set
-     * @param	mixed		$value: New value of variable
-     *
-     * @return	void
-     */
-    public function __set($var, $value) {
+	/**
+	 * This magic method is called each time an invisible property is referenced from the object
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$var: Name of variable to set
+	 * @param	mixed		$value: New value of variable
+	 *
+	 * @return	void
+	 */
+	public function __set($var, $value) {
 
-        $method = '_set'.ucfirst($var);
+		$method = '_set'.ucfirst($var);
 
-        if (!property_exists($this, $var) || !method_exists($this, $method)) {
+		if (!property_exists($this, $var) || !method_exists($this, $method)) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->__set('.$var.', '.$value.')] There is no setter function for property "'.$var.'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->__set('.$var.', '.$value.')] There is no setter function for property "'.$var.'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-            }
+			}
 
-        } else {
+		} else {
 
-            $this->$method($value);
+			$this->$method($value);
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * This magic method is executed prior to any serialization of the object
-     * @see __wakeup()
-     *
-     * @access	public
-     *
-     * @return	array		Properties to be serialized
-     */
-    public function __sleep() {
+	/**
+	 * This magic method is executed prior to any serialization of the object
+	 * @see __wakeup()
+	 *
+	 * @access	public
+	 *
+	 * @return	array		Properties to be serialized
+	 */
+	public function __sleep() {
 
-        // SimpleXMLElement objects can't be serialized, thus save the XML as string for serialization
-        $this->asXML = $this->xml->asXML();
+		// SimpleXMLElement objects can't be serialized, thus save the XML as string for serialization
+		$this->asXML = $this->xml->asXML();
 
-        return array ('uid', 'pid', 'recordId', 'parentId', 'asXML');
+		return array ('uid', 'pid', 'recordId', 'parentId', 'asXML');
 
-    }
+	}
 
-    /**
-     * This magic method is used for setting a string value for the object
-     *
-     * @access	public
-     *
-     * @return	string		String representing the METS object
-     */
-    public function __toString() {
+	/**
+	 * This magic method is used for setting a string value for the object
+	 *
+	 * @access	public
+	 *
+	 * @return	string		String representing the METS object
+	 */
+	public function __toString() {
 
-        $xml = new DOMDocument('1.0', 'utf-8');
+		$xml = new DOMDocument('1.0', 'utf-8');
 
-        $xml->appendChild($xml->importNode(dom_import_simplexml($this->mets), TRUE));
+		$xml->appendChild($xml->importNode(dom_import_simplexml($this->mets), TRUE));
 
-        $xml->formatOutput = TRUE;
+		$xml->formatOutput = TRUE;
 
-        return $xml->saveXML();
+		return $xml->saveXML();
 
-    }
+	}
 
-    /**
-     * This magic method is executed after the object is deserialized
-     * @see __sleep()
-     *
-     * @access	public
-     *
-     * @return	void
-     */
-    public function __wakeup() {
+	/**
+	 * This magic method is executed after the object is deserialized
+	 * @see __sleep()
+	 *
+	 * @access	public
+	 *
+	 * @return	void
+	 */
+	public function __wakeup() {
 
-        // Turn off libxml's error logging.
-        $libxmlErrors = libxml_use_internal_errors(TRUE);
+		// Turn off libxml's error logging.
+		$libxmlErrors = libxml_use_internal_errors(TRUE);
 
-        // Reload XML from string.
-        $xml = @simplexml_load_string($this->asXML);
+		// Reload XML from string.
+		$xml = @simplexml_load_string($this->asXML);
 
-        // Reset libxml's error logging.
-        libxml_use_internal_errors($libxmlErrors);
+		// Reset libxml's error logging.
+		libxml_use_internal_errors($libxmlErrors);
 
-        if ($xml !== FALSE) {
+		if ($xml !== FALSE) {
 
-            $this->asXML = '';
+			$this->asXML = '';
 
-            $this->xml = $xml;
+			$this->xml = $xml;
 
-            // Rebuild the unserializable properties.
-            $this->init();
+			// Rebuild the unserializable properties.
+			$this->init();
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->__wakeup()] Could not load XML after deserialization', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_document->__wakeup()] Could not load XML after deserialization', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-        }
+		}
 
-    }
+	}
 
 }

Spacing +54 added lines, -54 removed lines

@@ -43,7 +43,7 @@ 
      * @var	array
      * @access protected
      */
-    protected $dmdSec = array ();
+    protected $dmdSec = array();
 
     /**
      * Are the METS file's dmdSecs loaded?
@@ -69,7 +69,7 @@ 
      * @var	array
      * @access protected
      */
-    protected $fileGrps = array ();
+    protected $fileGrps = array();
 
     /**
      * Are the file groups loaded?
@@ -87,16 +87,16 @@ 
      * @var	array
      * @access protected
      */
-    protected $formats = array (
-        'OAI' => array (
+    protected $formats = array(
+        'OAI' => array(
             'rootElement' => 'OAI-PMH',
             'namespaceURI' => 'http://www.openarchives.org/OAI/2.0/',
         ),
-        'METS' => array (
+        'METS' => array(
             'rootElement' => 'mets',
             'namespaceURI' => 'http://www.loc.gov/METS/',
         ),
-        'XLINK' => array (
+        'XLINK' => array(
             'rootElement' => 'xlink',
             'namespaceURI' => 'http://www.w3.org/1999/xlink',
         )
@@ -125,7 +125,7 @@ 
      * @var	array
      * @access protected
      */
-    protected $lastSearchedPhysicalPage = array ('logicalPage' => NULL, 'physicalPage' => NULL);
+    protected $lastSearchedPhysicalPage = array('logicalPage' => NULL, 'physicalPage' => NULL);
 
     /**
      * This holds the documents location
@@ -141,7 +141,7 @@ 
      * @var	array
      * @access protected
      */
-    protected $logicalUnits = array ();
+    protected $logicalUnits = array();
 
     /**
      * This holds the documents' parsed metadata array with their corresponding structMap//div's ID as array key
@@ -149,7 +149,7 @@ 
      * @var	array
      * @access protected
      */
-    protected $metadataArray = array ();
+    protected $metadataArray = array();
 
     /**
      * Is the metadata array loaded?
@@ -190,7 +190,7 @@ 
      * @var	array
      * @access protected
      */
-    protected $physicalStructure = array ();
+    protected $physicalStructure = array();
 
     /**
      * This holds the physical structure metadata
@@ -198,7 +198,7 @@ 
      * @var	array
      * @access protected
      */
-    protected $physicalStructureInfo = array ();
+    protected $physicalStructureInfo = array();
 
     /**
      * Is the physical structure loaded?
@@ -239,7 +239,7 @@ 
      * @var	array (tx_dlf_document)
      * @access protected
      */
-    protected static $registry = array ();
+    protected static $registry = array();
 
     /**
      * This holds the UID of the root document or zero if not multi-volumed
@@ -264,7 +264,7 @@ 
      * @var	array
      * @access protected
      */
-    protected $smLinks = array ('l2p' => array (), 'p2l' => array ());
+    protected $smLinks = array('l2p' => array(), 'p2l' => array());
 
     /**
      * Are the smLinks loaded?
@@ -281,7 +281,7 @@ 
      * @var	array
      * @access protected
      */
-    protected $tableOfContents = array ();
+    protected $tableOfContents = array();
 
     /**
      * Is the table of contents loaded?
@@ -343,7 +343,7 @@ 
     public static function clearRegistry() {
 
         // Reset registry array.
-        self::$registry = array ();
+        self::$registry = array();
 
     }
 
@@ -501,7 +501,7 @@ 
      */
     public function getLogicalStructure($id, $recursive = FALSE) {
 
-        $details = array ();
+        $details = array();
 
         // Is the requested logical unit already loaded?
         if (!$recursive && !empty($this->logicalUnits[$id])) {
@@ -568,7 +568,7 @@ 
         $extConf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][self::$extKey]);
 
         // Extract identity information.
-        $details = array ();
+        $details = array();
 
         $details['id'] = $attributes['ID'];
 
@@ -645,7 +645,7 @@ 
         }
 
         // Get the files this structure element is pointing at.
-        $details['files'] = array ();
+        $details['files'] = array();
 
         $fileUse = $this->_getFileGrps();
 
@@ -667,7 +667,7 @@ 
         // Walk the structure recursively? And are there any children of the current element?
         if ($recursive && count($structure->children('http://www.loc.gov/METS/')->div)) {
 
-            $details['children'] = array ();
+            $details['children'] = array();
 
             foreach ($structure->children('http://www.loc.gov/METS/')->div as $child) {
 
@@ -715,7 +715,7 @@ 
 
             }
 
-            return array ();
+            return array();
 
         }
 
@@ -727,23 +727,23 @@ 
         }
 
         // Initialize metadata array with empty values.
-        $metadata = array (
-            'title' => array (),
-            'title_sorting' => array (),
-            'author' => array (),
-            'place' => array (),
-            'year' => array (),
-            'prod_id' => array (),
-            'record_id' => array (),
-            'opac_id' => array (),
-            'union_id' => array (),
-            'urn' => array (),
-            'purl' => array (),
-            'type' => array (),
-            'volume' => array (),
-            'volume_sorting' => array (),
-            'collection' => array (),
-            'owner' => array (),
+        $metadata = array(
+            'title' => array(),
+            'title_sorting' => array(),
+            'author' => array(),
+            'place' => array(),
+            'year' => array(),
+            'prod_id' => array(),
+            'record_id' => array(),
+            'opac_id' => array(),
+            'union_id' => array(),
+            'urn' => array(),
+            'purl' => array(),
+            'type' => array(),
+            'volume' => array(),
+            'volume_sorting' => array(),
+            'collection' => array(),
+            'owner' => array(),
         );
 
         // Get the logical structure node's DMDID.
@@ -798,20 +798,20 @@ 
 
                 }
 
-                return array ();
+                return array();
 
             }
 
             // Get the structure's type.
             if (!empty($this->logicalUnits[$id])) {
 
-                $metadata['type'] = array ($this->logicalUnits[$id]['type']);
+                $metadata['type'] = array($this->logicalUnits[$id]['type']);
 
             } else {
 
                 $struct = $this->mets->xpath('./mets:structMap[@TYPE="LOGICAL"]//mets:div[@ID="'.$id.'"]/@TYPE');
 
-                $metadata['type'] = array ((string) $struct[0]);
+                $metadata['type'] = array((string) $struct[0]);
 
             }
 
@@ -840,7 +840,7 @@ 
 
                     if ($values instanceof DOMNodeList && $values->length > 0) {
 
-                        $metadata[$resArray['index_name']] = array ();
+                        $metadata[$resArray['index_name']] = array();
 
                         foreach ($values as $value) {
 
@@ -850,7 +850,7 @@ 
 
                     } elseif (!($values instanceof DOMNodeList)) {
 
-                        $metadata[$resArray['index_name']] = array (trim((string) $values));
+                        $metadata[$resArray['index_name']] = array(trim((string) $values));
 
                     }
 
@@ -859,7 +859,7 @@ 
                 // Set default value if applicable.
                 if (empty($metadata[$resArray['index_name']][0])) {
 
-                    $metadata[$resArray['index_name']] = array ($resArray['default_value']);
+                    $metadata[$resArray['index_name']] = array($resArray['default_value']);
 
                 }
 
@@ -902,7 +902,7 @@ 
         } else {
 
             // There is no dmdSec for this structure node.
-            return array ();
+            return array();
 
         }
 
@@ -1172,7 +1172,7 @@ 
             while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
 
                 // Update format registry.
-                $this->formats[$resArray['type']] = array (
+                $this->formats[$resArray['type']] = array(
                     'rootElement' => $resArray['root'],
                     'namespaceURI' => $resArray['namespace'],
                     'class' => $resArray['class']
@@ -1367,7 +1367,7 @@ 
         $metadata['type'][0] = $structure;
 
         // Get UIDs for collections.
-        $collections = array ();
+        $collections = array();
 
         $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
             'tx_dlf_collections.index_name AS index_name,tx_dlf_collections.uid AS uid',
@@ -1398,7 +1398,7 @@ 
                 // Insert new collection.
                 $collNewUid = uniqid('NEW');
 
-                $collData['tx_dlf_collections'][$collNewUid] = array (
+                $collData['tx_dlf_collections'][$collNewUid] = array(
                     'pid' => $pid,
                     'label' => $collection,
                     'index_name' => $collection,
@@ -1476,7 +1476,7 @@ 
             // Insert new library.
             $libNewUid = uniqid('NEW');
 
-            $libData['tx_dlf_libraries'][$libNewUid] = array (
+            $libData['tx_dlf_libraries'][$libNewUid] = array(
                 'pid' => $pid,
                 'label' => $owner,
                 'index_name' => $owner,
@@ -1526,7 +1526,7 @@ 
 
             if ($parentLocation != $this->location) {
 
-                $parentDoc =& tx_dlf_document::getInstance($parentLocation, $pid);
+                $parentDoc = & tx_dlf_document::getInstance($parentLocation, $pid);
 
                 if ($parentDoc->ready) {
 
@@ -1580,9 +1580,9 @@ 
         }
 
         // Get metadata for lists and sorting.
-        $listed = array ();
+        $listed = array();
 
-        $sortable = array ();
+        $sortable = array();
 
         $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
             'tx_dlf_metadata.index_name AS index_name,tx_dlf_metadata.is_listed AS is_listed,tx_dlf_metadata.is_sortable AS is_sortable',
@@ -1614,7 +1614,7 @@ 
         }
 
         // Fill data array.
-        $data['tx_dlf_documents'][$this->uid] = array (
+        $data['tx_dlf_documents'][$this->uid] = array(
             'pid' => $pid,
             $GLOBALS['TCA']['tx_dlf_documents']['ctrl']['enablecolumns']['starttime'] => 0,
             $GLOBALS['TCA']['tx_dlf_documents']['ctrl']['enablecolumns']['endtime'] => 0,
@@ -1897,7 +1897,7 @@ 
 
             }
 
-            return array ();
+            return array();
 
         }
 
@@ -2619,7 +2619,7 @@ 
         // SimpleXMLElement objects can't be serialized, thus save the XML as string for serialization
         $this->asXML = $this->xml->asXML();
 
-        return array ('uid', 'pid', 'recordId', 'parentId', 'asXML');
+        return array('uid', 'pid', 'recordId', 'parentId', 'asXML');
 
     }
 

common/class.tx_dlf_fulltext.php

Indentation +10 added lines, -10 removed lines

@@ -20,15 +20,15 @@
  */
 interface tx_dlf_fulltext {
 
-    /**
-     * This extracts raw fulltext data from XML
-     *
-     * @access	public
-     *
-     * @param	SimpleXMLElement		$xml: The XML to extract the metadata from
-     *
-     * @return	string			The raw unformatted fulltext
-     */
-    public static function getRawText(SimpleXMLElement $xml);
+	/**
+	 * This extracts raw fulltext data from XML
+	 *
+	 * @access	public
+	 *
+	 * @param	SimpleXMLElement		$xml: The XML to extract the metadata from
+	 *
+	 * @return	string			The raw unformatted fulltext
+	 */
+	public static function getRawText(SimpleXMLElement $xml);
 
 }

common/class.tx_dlf_helper.php

Indentation +837 added lines, -837 removed lines

@@ -20,1318 +20,1318 @@
  */
 class tx_dlf_helper {
 
-    /**
-     * The extension key
-     *
-     * @var	string
-     * @access public
-     */
-    public static $extKey = 'dlf';
-
-    /**
-     * The locallang array for common use
-     *
-     * @var	array
-     * @access protected
-     */
-    protected static $locallang = array ();
+	/**
+	 * The extension key
+	 *
+	 * @var	string
+	 * @access public
+	 */
+	public static $extKey = 'dlf';
+
+	/**
+	 * The locallang array for common use
+	 *
+	 * @var	array
+	 * @access protected
+	 */
+	protected static $locallang = array ();
 
-    /**
-     * Adds a message to the message queue.
-     *
-     * @access	public
-     *
-     * @param	\TYPO3\CMS\Core\Messaging\FlashMessage		$message: Instance of \TYPO3\CMS\Core\Messaging\FlashMessage
-     *
-     * @return	void
-     */
-    public static function addMessage($message) {
+	/**
+	 * Adds a message to the message queue.
+	 *
+	 * @access	public
+	 *
+	 * @param	\TYPO3\CMS\Core\Messaging\FlashMessage		$message: Instance of \TYPO3\CMS\Core\Messaging\FlashMessage
+	 *
+	 * @return	void
+	 */
+	public static function addMessage($message) {
 
-        $flashMessageService = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\Messaging\\FlashMessageService');
+		$flashMessageService = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\Messaging\\FlashMessageService');
 
-        $flashMessageService->getMessageQueueByIdentifier()->enqueue($message);
+		$flashMessageService->getMessageQueueByIdentifier()->enqueue($message);
 
-    }
+	}
 
-    /**
-     * Implements array_merge_recursive_overrule() in a cross-version way
-     * This code is a copy from realurl, written by Dmitry Dulepov <dmitry.dulepov@gmail.com>.
-     *
-     * @access	public
-     *
-     * @param	array		$array1: First array
-     * @param	array		$array2: Second array
-     *
-     * @return	array		Merged array with second array overruling first one
-     */
-    static public function array_merge_recursive_overrule($array1, $array2) {
+	/**
+	 * Implements array_merge_recursive_overrule() in a cross-version way
+	 * This code is a copy from realurl, written by Dmitry Dulepov <dmitry.dulepov@gmail.com>.
+	 *
+	 * @access	public
+	 *
+	 * @param	array		$array1: First array
+	 * @param	array		$array2: Second array
+	 *
+	 * @return	array		Merged array with second array overruling first one
+	 */
+	static public function array_merge_recursive_overrule($array1, $array2) {
 
-        if (class_exists('\\TYPO3\\CMS\\Core\\Utility\\ArrayUtility')) {
+		if (class_exists('\\TYPO3\\CMS\\Core\\Utility\\ArrayUtility')) {
 
-            \TYPO3\CMS\Core\Utility\ArrayUtility::mergeRecursiveWithOverrule($array1, $array2);
+			\TYPO3\CMS\Core\Utility\ArrayUtility::mergeRecursiveWithOverrule($array1, $array2);
 
-        } else {
+		} else {
 
-            $array1 = \TYPO3\CMS\Core\Utility\GeneralUtility::array_merge_recursive_overrule($array1, $array2);
+			$array1 = \TYPO3\CMS\Core\Utility\GeneralUtility::array_merge_recursive_overrule($array1, $array2);
 
-        }
+		}
 
-        return $array1;
+		return $array1;
 
-    }
+	}
 
-    /**
-     * Searches the array recursively for a given value and returns the corresponding key if successful
-     * @see http://php.net/array_search
-     *
-     * @access	public
-     *
-     * @param	mixed		$needle: The searched value
-     * @param	array		$haystack: The array to search in
-     * @param	boolean		$strict: Check needle's type, too?
-     *
-     * @return	mixed		Returns the needle's key if found and FALSE otherwise
-     *
-     * @deprecated because of its inefficiency
-     */
-    public static function array_search_recursive($needle, $haystack, $strict = FALSE) {
+	/**
+	 * Searches the array recursively for a given value and returns the corresponding key if successful
+	 * @see http://php.net/array_search
+	 *
+	 * @access	public
+	 *
+	 * @param	mixed		$needle: The searched value
+	 * @param	array		$haystack: The array to search in
+	 * @param	boolean		$strict: Check needle's type, too?
+	 *
+	 * @return	mixed		Returns the needle's key if found and FALSE otherwise
+	 *
+	 * @deprecated because of its inefficiency
+	 */
+	public static function array_search_recursive($needle, $haystack, $strict = FALSE) {
 
-        foreach ($haystack as $key => $value) {
+		foreach ($haystack as $key => $value) {
 
-            if (($strict && $value === $needle) || (!$strict && $value == $needle) || (is_array($value) && self::array_search_recursive($needle, $value, $strict) !== FALSE)) {
+			if (($strict && $value === $needle) || (!$strict && $value == $needle) || (is_array($value) && self::array_search_recursive($needle, $value, $strict) !== FALSE)) {
 
-                return $key;
+				return $key;
 
-            }
+			}
 
-        }
+		}
 
-        return FALSE;
+		return FALSE;
 
-    }
+	}
 
-    /**
-     * Check if given identifier is a valid identifier of the German National Library
-     * @see	http://support.d-nb.de/iltis/onlineRoutinen/Pruefziffernberechnung.htm
-     *
-     * @access	public
-     *
-     * @param	string		$id: The identifier to check
-     * @param	string		$type: What type is the identifier supposed to be?
-     * 						Possible values: PPN, IDN, PND, ZDB, SWD, GKD
-     *
-     * @return	boolean		Is $id a valid GNL identifier of the given $type?
-     */
-    public static function checkIdentifier($id, $type) {
+	/**
+	 * Check if given identifier is a valid identifier of the German National Library
+	 * @see	http://support.d-nb.de/iltis/onlineRoutinen/Pruefziffernberechnung.htm
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$id: The identifier to check
+	 * @param	string		$type: What type is the identifier supposed to be?
+	 * 						Possible values: PPN, IDN, PND, ZDB, SWD, GKD
+	 *
+	 * @return	boolean		Is $id a valid GNL identifier of the given $type?
+	 */
+	public static function checkIdentifier($id, $type) {
 
-        $digits = substr($id, 0, 8);
+		$digits = substr($id, 0, 8);
 
-        $checksum = 0;
+		$checksum = 0;
 
-        for ($i = 0, $j = strlen($digits); $i < $j; $i++) {
+		for ($i = 0, $j = strlen($digits); $i < $j; $i++) {
 
-            $checksum += (9 - $i) * intval(substr($digits, $i, 1));
+			$checksum += (9 - $i) * intval(substr($digits, $i, 1));
 
-        }
+		}
 
-        $checksum = (11 - ($checksum % 11)) % 11;
+		$checksum = (11 - ($checksum % 11)) % 11;
 
-        switch (strtoupper($type)) {
+		switch (strtoupper($type)) {
 
-            case 'PPN':
-            case 'IDN':
-            case 'PND':
+			case 'PPN':
+			case 'IDN':
+			case 'PND':
 
-                if ($checksum == 10) {
+				if ($checksum == 10) {
 
-                    $checksum = 'X';
+					$checksum = 'X';
 
-                }
+				}
 
-                if (!preg_match('/[0-9]{8}[0-9X]{1}/i', $id)) {
+				if (!preg_match('/[0-9]{8}[0-9X]{1}/i', $id)) {
 
-                    return FALSE;
+					return FALSE;
 
-                } elseif (strtoupper(substr($id, -1, 1)) != $checksum) {
+				} elseif (strtoupper(substr($id, -1, 1)) != $checksum) {
 
-                    return FALSE;
+					return FALSE;
 
-                }
+				}
 
-                break;
+				break;
 
-            case 'ZDB':
+			case 'ZDB':
 
-                if ($checksum == 10) {
+				if ($checksum == 10) {
 
-                    $checksum = 'X';
+					$checksum = 'X';
 
-                }
+				}
 
-                if (!preg_match('/[0-9]{8}-[0-9X]{1}/i', $id)) {
+				if (!preg_match('/[0-9]{8}-[0-9X]{1}/i', $id)) {
 
-                    return FALSE;
+					return FALSE;
 
-                } elseif (strtoupper(substr($id, -1, 1)) != $checksum) {
+				} elseif (strtoupper(substr($id, -1, 1)) != $checksum) {
 
-                    return FALSE;
+					return FALSE;
 
-                }
+				}
 
-                break;
+				break;
 
-            case 'SWD':
+			case 'SWD':
 
-                $checksum = 11 - $checksum;
+				$checksum = 11 - $checksum;
 
-                if (!preg_match('/[0-9]{8}-[0-9]{1}/i', $id)) {
+				if (!preg_match('/[0-9]{8}-[0-9]{1}/i', $id)) {
 
-                    return FALSE;
+					return FALSE;
 
-                } elseif ($checksum == 10) {
+				} elseif ($checksum == 10) {
 
-                    return self::checkIdentifier(($digits + 1).substr($id, -2, 2), 'SWD');
+					return self::checkIdentifier(($digits + 1).substr($id, -2, 2), 'SWD');
 
-                } elseif (substr($id, -1, 1) != $checksum) {
+				} elseif (substr($id, -1, 1) != $checksum) {
 
-                    return FALSE;
+					return FALSE;
 
-                }
+				}
 
-                break;
+				break;
 
-            case 'GKD':
+			case 'GKD':
 
-                $checksum = 11 - $checksum;
+				$checksum = 11 - $checksum;
 
-                if ($checksum == 10) {
+				if ($checksum == 10) {
 
-                    $checksum = 'X';
+					$checksum = 'X';
 
-                }
+				}
 
-                if (!preg_match('/[0-9]{8}-[0-9X]{1}/i', $id)) {
+				if (!preg_match('/[0-9]{8}-[0-9X]{1}/i', $id)) {
 
-                    return FALSE;
+					return FALSE;
 
-                } elseif (strtoupper(substr($id, -1, 1)) != $checksum) {
+				} elseif (strtoupper(substr($id, -1, 1)) != $checksum) {
 
-                    return FALSE;
+					return FALSE;
 
-                }
+				}
 
-                break;
+				break;
 
-        }
+		}
 
-        return TRUE;
+		return TRUE;
 
-    }
+	}
 
-    /**
-     * Decrypt encrypted value with given control hash
-     * @see http://yavkata.co.uk/weblog/php/securing-html-hidden-input-fields-using-encryption-and-hashing/
-     *
-     * @access	public
-     *
-     * @param	string		$encrypted: The encrypted value to decrypt
-     * @param	string		$hash: The control hash for decrypting
-     *
-     * @return	mixed		The decrypted value or NULL on error
-     */
-    public static function decrypt($encrypted, $hash) {
+	/**
+	 * Decrypt encrypted value with given control hash
+	 * @see http://yavkata.co.uk/weblog/php/securing-html-hidden-input-fields-using-encryption-and-hashing/
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$encrypted: The encrypted value to decrypt
+	 * @param	string		$hash: The control hash for decrypting
+	 *
+	 * @return	mixed		The decrypted value or NULL on error
+	 */
+	public static function decrypt($encrypted, $hash) {
 
-        $decrypted = NULL;
+		$decrypted = NULL;
 
-        // Check for PHP extension "mcrypt".
-        if (!extension_loaded('mcrypt')) {
+		// Check for PHP extension "mcrypt".
+		if (!extension_loaded('mcrypt')) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->decrypt('.$encrypted.', '.$hash.')] PHP extension "mcrypt" not available', self::$extKey, SYSLOG_SEVERITY_WARNING);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->decrypt('.$encrypted.', '.$hash.')] PHP extension "mcrypt" not available', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-            }
+			}
 
-            return;
+			return;
 
-        }
+		}
 
-        if (empty($encrypted) || empty($hash)) {
+		if (empty($encrypted) || empty($hash)) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->decrypt('.$encrypted.', '.$hash.')] Invalid parameters given for decryption', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->decrypt('.$encrypted.', '.$hash.')] Invalid parameters given for decryption', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return;
+			return;
 
-        }
+		}
 
-        if (empty($GLOBALS['TYPO3_CONF_VARS']['SYS']['encryptionKey'])) {
+		if (empty($GLOBALS['TYPO3_CONF_VARS']['SYS']['encryptionKey'])) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->decrypt('.$encrypted.', '.$hash.')] No encryption key set in TYPO3 configuration', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->decrypt('.$encrypted.', '.$hash.')] No encryption key set in TYPO3 configuration', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return;
+			return;
 
-        }
+		}
 
-        $iv = substr(md5($GLOBALS['TYPO3_CONF_VARS']['SYS']['encryptionKey']), 0, mcrypt_get_iv_size(MCRYPT_BLOWFISH, MCRYPT_MODE_CFB));
+		$iv = substr(md5($GLOBALS['TYPO3_CONF_VARS']['SYS']['encryptionKey']), 0, mcrypt_get_iv_size(MCRYPT_BLOWFISH, MCRYPT_MODE_CFB));
 
-        $decrypted = mcrypt_decrypt(MCRYPT_BLOWFISH, substr($GLOBALS['TYPO3_CONF_VARS']['SYS']['encryptionKey'], 0, 56), base64_decode($encrypted), MCRYPT_MODE_CFB, $iv);
+		$decrypted = mcrypt_decrypt(MCRYPT_BLOWFISH, substr($GLOBALS['TYPO3_CONF_VARS']['SYS']['encryptionKey'], 0, 56), base64_decode($encrypted), MCRYPT_MODE_CFB, $iv);
 
-        $salt = substr($hash, 0, 10);
+		$salt = substr($hash, 0, 10);
 
-        $hashed = $salt.substr(sha1($salt.$decrypted), -10);
+		$hashed = $salt.substr(sha1($salt.$decrypted), -10);
 
-        if ($hashed !== $hash) {
+		if ($hashed !== $hash) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->decrypt('.$encrypted.', '.$hash.')] Invalid hash "'.$hash.'" given for decryption', self::$extKey, SYSLOG_SEVERITY_WARNING);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->decrypt('.$encrypted.', '.$hash.')] Invalid hash "'.$hash.'" given for decryption', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-            }
+			}
 
-            return;
+			return;
 
-        }
+		}
 
-        return $decrypted;
+		return $decrypted;
 
-    }
+	}
 
-    /**
-     * Encrypt the given string
-     * @see http://yavkata.co.uk/weblog/php/securing-html-hidden-input-fields-using-encryption-and-hashing/
-     *
-     * @access	public
-     *
-     * @param	string		$string: The string to encrypt
-     *
-     * @return	array		Array with encrypted string and control hash
-     */
-    public static function encrypt($string) {
+	/**
+	 * Encrypt the given string
+	 * @see http://yavkata.co.uk/weblog/php/securing-html-hidden-input-fields-using-encryption-and-hashing/
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$string: The string to encrypt
+	 *
+	 * @return	array		Array with encrypted string and control hash
+	 */
+	public static function encrypt($string) {
 
-        // Check for PHP extension "mcrypt".
-        if (!extension_loaded('mcrypt')) {
+		// Check for PHP extension "mcrypt".
+		if (!extension_loaded('mcrypt')) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->encrypt('.$string.')] PHP extension "mcrypt" not available', self::$extKey, SYSLOG_SEVERITY_WARNING);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->encrypt('.$string.')] PHP extension "mcrypt" not available', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-            }
+			}
 
-            return;
+			return;
 
-        }
+		}
 
-        if (empty($GLOBALS['TYPO3_CONF_VARS']['SYS']['encryptionKey'])) {
+		if (empty($GLOBALS['TYPO3_CONF_VARS']['SYS']['encryptionKey'])) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->encrypt('.$string.')] No encryption key set in TYPO3 configuration', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->encrypt('.$string.')] No encryption key set in TYPO3 configuration', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return;
+			return;
 
-        }
+		}
 
-        $iv = substr(md5($GLOBALS['TYPO3_CONF_VARS']['SYS']['encryptionKey']), 0, mcrypt_get_iv_size(MCRYPT_BLOWFISH, MCRYPT_MODE_CFB));
+		$iv = substr(md5($GLOBALS['TYPO3_CONF_VARS']['SYS']['encryptionKey']), 0, mcrypt_get_iv_size(MCRYPT_BLOWFISH, MCRYPT_MODE_CFB));
 
-        $encrypted = base64_encode(mcrypt_encrypt(MCRYPT_BLOWFISH, substr($GLOBALS['TYPO3_CONF_VARS']['SYS']['encryptionKey'], 0, 56), $string, MCRYPT_MODE_CFB, $iv));
+		$encrypted = base64_encode(mcrypt_encrypt(MCRYPT_BLOWFISH, substr($GLOBALS['TYPO3_CONF_VARS']['SYS']['encryptionKey'], 0, 56), $string, MCRYPT_MODE_CFB, $iv));
 
-        $salt = substr(md5(uniqid(rand(), TRUE)), 0, 10);
+		$salt = substr(md5(uniqid(rand(), TRUE)), 0, 10);
 
-        $hash = $salt.substr(sha1($salt.$string), -10);
+		$hash = $salt.substr(sha1($salt.$string), -10);
 
-        return array ('encrypted' => $encrypted, 'hash' => $hash);
+		return array ('encrypted' => $encrypted, 'hash' => $hash);
 
-    }
+	}
 
-    /**
-     * Get a backend user object (even in frontend mode)
-     *
-     * @access	public
-     *
-     * @return	\TYPO3\CMS\Core\Authentication\BackendUserAuthentication		Instance of \TYPO3\CMS\Core\Authentication\BackendUserAuthentication or NULL on failure
-     */
-    public static function getBeUser() {
+	/**
+	 * Get a backend user object (even in frontend mode)
+	 *
+	 * @access	public
+	 *
+	 * @return	\TYPO3\CMS\Core\Authentication\BackendUserAuthentication		Instance of \TYPO3\CMS\Core\Authentication\BackendUserAuthentication or NULL on failure
+	 */
+	public static function getBeUser() {
 
-        if (TYPO3_MODE === 'FE' || TYPO3_MODE === 'BE') {
+		if (TYPO3_MODE === 'FE' || TYPO3_MODE === 'BE') {
 
-            // Initialize backend session with CLI user's rights.
-            $userObj = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\Authentication\\BackendUserAuthentication');
+			// Initialize backend session with CLI user's rights.
+			$userObj = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\Authentication\\BackendUserAuthentication');
 
-            $userObj->dontSetCookie = TRUE;
+			$userObj->dontSetCookie = TRUE;
 
-            $userObj->start();
+			$userObj->start();
 
-            $userObj->setBeUserByName('_cli_dlf');
+			$userObj->setBeUserByName('_cli_dlf');
 
-            $userObj->backendCheckLogin();
+			$userObj->backendCheckLogin();
 
-            return $userObj;
+			return $userObj;
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getBeUser()] Unexpected TYPO3_MODE "'.TYPO3_MODE.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getBeUser()] Unexpected TYPO3_MODE "'.TYPO3_MODE.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return;
+			return;
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * Get the current frontend user object
-     *
-     * @access	public
-     *
-     * @return	\TYPO3\CMS\Frontend\Authentication\FrontendUserAuthentication		Instance of \TYPO3\CMS\Frontend\Authentication\FrontendUserAuthentication or NULL on failure
-     */
-    public static function getFeUser() {
+	/**
+	 * Get the current frontend user object
+	 *
+	 * @access	public
+	 *
+	 * @return	\TYPO3\CMS\Frontend\Authentication\FrontendUserAuthentication		Instance of \TYPO3\CMS\Frontend\Authentication\FrontendUserAuthentication or NULL on failure
+	 */
+	public static function getFeUser() {
 
-        if (TYPO3_MODE === 'FE') {
+		if (TYPO3_MODE === 'FE') {
 
-            // Check if a user is currently logged in.
-            if (!empty($GLOBALS['TSFE']->loginUser)) {
+			// Check if a user is currently logged in.
+			if (!empty($GLOBALS['TSFE']->loginUser)) {
 
-                return $GLOBALS['TSFE']->fe_user;
+				return $GLOBALS['TSFE']->fe_user;
 
-            } elseif (\TYPO3\CMS\Core\Utility\GeneralUtility::_GP('eID') !== NULL) {
+			} elseif (\TYPO3\CMS\Core\Utility\GeneralUtility::_GP('eID') !== NULL) {
 
-                return \TYPO3\CMS\Frontend\Utility\EidUtility::initFeUser();
+				return \TYPO3\CMS\Frontend\Utility\EidUtility::initFeUser();
 
-            }
+			}
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getFeUser()] Unexpected TYPO3_MODE "'.TYPO3_MODE.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getFeUser()] Unexpected TYPO3_MODE "'.TYPO3_MODE.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-        }
+		}
 
-        return;
+		return;
 
-    }
+	}
 
-    /**
-     * Get the registered hook objects for a class
-     *
-     * @access	public
-     *
-     * @param	string		$scriptRelPath: The path to the class file
-     *
-     * @return	array		Array of hook objects for the class
-     */
-    public static function getHookObjects($scriptRelPath) {
+	/**
+	 * Get the registered hook objects for a class
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$scriptRelPath: The path to the class file
+	 *
+	 * @return	array		Array of hook objects for the class
+	 */
+	public static function getHookObjects($scriptRelPath) {
 
-        $hookObjects = array ();
+		$hookObjects = array ();
 
-        if (is_array($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS'][self::$extKey.'/'.$scriptRelPath]['hookClass'])) {
+		if (is_array($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS'][self::$extKey.'/'.$scriptRelPath]['hookClass'])) {
 
-            foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS'][self::$extKey.'/'.$scriptRelPath]['hookClass'] as $classRef) {
+			foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS'][self::$extKey.'/'.$scriptRelPath]['hookClass'] as $classRef) {
 
-                $hookObjects[] = &\TYPO3\CMS\Core\Utility\GeneralUtility::getUserObj($classRef);
+				$hookObjects[] = &\TYPO3\CMS\Core\Utility\GeneralUtility::getUserObj($classRef);
 
-            }
+			}
 
-        }
+		}
 
-        return $hookObjects;
+		return $hookObjects;
 
-    }
+	}
 
-    /**
-     * Get the "index_name" for an UID
-     *
-     * @access	public
-     *
-     * @param	integer		$uid: The UID of the record
-     * @param	string		$table: Get the "index_name" from this table
-     * @param	integer		$pid: Get the "index_name" from this page
-     *
-     * @return	string		"index_name" for the given UID
-     */
-    public static function getIndexName($uid, $table, $pid = -1) {
+	/**
+	 * Get the "index_name" for an UID
+	 *
+	 * @access	public
+	 *
+	 * @param	integer		$uid: The UID of the record
+	 * @param	string		$table: Get the "index_name" from this table
+	 * @param	integer		$pid: Get the "index_name" from this page
+	 *
+	 * @return	string		"index_name" for the given UID
+	 */
+	public static function getIndexName($uid, $table, $pid = -1) {
 
-        // Save parameters for logging purposes.
-        $_uid = $uid;
+		// Save parameters for logging purposes.
+		$_uid = $uid;
 
-        $_pid = $pid;
+		$_pid = $pid;
 
-        // Sanitize input.
-        $uid = max(intval($uid), 0);
+		// Sanitize input.
+		$uid = max(intval($uid), 0);
 
-        if (!$uid || !in_array($table, array ('tx_dlf_collections', 'tx_dlf_libraries', 'tx_dlf_metadata', 'tx_dlf_structures', 'tx_dlf_solrcores'))) {
+		if (!$uid || !in_array($table, array ('tx_dlf_collections', 'tx_dlf_libraries', 'tx_dlf_metadata', 'tx_dlf_structures', 'tx_dlf_solrcores'))) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getIndexName('.$_uid.', '.$table.', '.$_pid.')] Invalid UID "'.$uid.'" or table "'.$table.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getIndexName('.$_uid.', '.$table.', '.$_pid.')] Invalid UID "'.$uid.'" or table "'.$table.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return '';
+			return '';
 
-        }
+		}
 
-        $where = '';
+		$where = '';
 
-        // Should we check for a specific PID, too?
-        if ($pid !== -1) {
+		// Should we check for a specific PID, too?
+		if ($pid !== -1) {
 
-            $pid = max(intval($pid), 0);
+			$pid = max(intval($pid), 0);
 
-            $where = ' AND '.$table.'.pid='.$pid;
+			$where = ' AND '.$table.'.pid='.$pid;
 
-        }
+		}
 
-        // Get index_name from database.
-        $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-            $table.'.index_name AS index_name',
-            $table,
-            $table.'.uid='.$uid.$where.self::whereClause($table),
-            '',
-            '',
-            '1'
-        );
+		// Get index_name from database.
+		$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+			$table.'.index_name AS index_name',
+			$table,
+			$table.'.uid='.$uid.$where.self::whereClause($table),
+			'',
+			'',
+			'1'
+		);
 
-        if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) > 0) {
+		if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) > 0) {
 
-            $resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result);
+			$resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result);
 
-            return $resArray['index_name'];
+			return $resArray['index_name'];
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getIndexName('.$_uid.', '.$table.', '.$_pid.')] No "index_name" with UID "'.$uid.'" and PID "'.$pid.'" found in table "'.$table.'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getIndexName('.$_uid.', '.$table.', '.$_pid.')] No "index_name" with UID "'.$uid.'" and PID "'.$pid.'" found in table "'.$table.'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-            }
+			}
 
-            return '';
+			return '';
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * Get the UID for a given "index_name"
-     *
-     * @access	public
-     *
-     * @param	integer		$index_name: The index_name of the record
-     * @param	string		$table: Get the "index_name" from this table
-     * @param	integer		$pid: Get the "index_name" from this page
-     *
-     * @return	string		"uid" for the given index_name
-     */
-    public static function getIdFromIndexName($index_name, $table, $pid = -1) {
+	/**
+	 * Get the UID for a given "index_name"
+	 *
+	 * @access	public
+	 *
+	 * @param	integer		$index_name: The index_name of the record
+	 * @param	string		$table: Get the "index_name" from this table
+	 * @param	integer		$pid: Get the "index_name" from this page
+	 *
+	 * @return	string		"uid" for the given index_name
+	 */
+	public static function getIdFromIndexName($index_name, $table, $pid = -1) {
 
-        // Save parameters for logging purposes.
-        $_index_name = $index_name;
+		// Save parameters for logging purposes.
+		$_index_name = $index_name;
 
-        $_pid = $pid;
+		$_pid = $pid;
 
-        if (!$index_name || !in_array($table, array ('tx_dlf_collections', 'tx_dlf_libraries', 'tx_dlf_metadata', 'tx_dlf_structures', 'tx_dlf_solrcores'))) {
+		if (!$index_name || !in_array($table, array ('tx_dlf_collections', 'tx_dlf_libraries', 'tx_dlf_metadata', 'tx_dlf_structures', 'tx_dlf_solrcores'))) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getIdFromIndexName('.$_index_name.', '.$table.', '.$_pid.')] Invalid UID "'.$index_name.'" or table "'.$table.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getIdFromIndexName('.$_index_name.', '.$table.', '.$_pid.')] Invalid UID "'.$index_name.'" or table "'.$table.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return '';
+			return '';
 
-        }
+		}
 
-        $where = '';
+		$where = '';
 
-        // Should we check for a specific PID, too?
-        if ($pid !== -1) {
+		// Should we check for a specific PID, too?
+		if ($pid !== -1) {
 
-            $pid = max(intval($pid), 0);
+			$pid = max(intval($pid), 0);
 
-            $where = ' AND '.$table.'.pid='.$pid;
+			$where = ' AND '.$table.'.pid='.$pid;
 
-        }
+		}
 
-        // Get index_name from database.
-        $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-            $table.'.uid AS uid',
-            $table,
-            $table.'.index_name="'.$index_name.'"'.$where.self::whereClause($table),
-            '',
-            '',
-            '1'
-        );
+		// Get index_name from database.
+		$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+			$table.'.uid AS uid',
+			$table,
+			$table.'.index_name="'.$index_name.'"'.$where.self::whereClause($table),
+			'',
+			'',
+			'1'
+		);
 
-        if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) > 0) {
+		if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) > 0) {
 
-            $resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result);
+			$resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result);
 
-            return $resArray['uid'];
+			return $resArray['uid'];
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getIdFromIndexName('.$_index_name.', '.$table.', '.$_pid.')] No UID for given "index_name" "'.$index_name.'" and PID "'.$pid.'" found in table "'.$table.'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getIdFromIndexName('.$_index_name.', '.$table.', '.$_pid.')] No UID for given "index_name" "'.$index_name.'" and PID "'.$pid.'" found in table "'.$table.'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-            }
+			}
 
-            return '';
+			return '';
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * Get language name from ISO code
-     *
-     * @access	public
-     *
-     * @param	string		$code: ISO 639-1 or ISO 639-2/B language code
-     *
-     * @return	string		Localized full name of language or unchanged input
-     */
-    public static function getLanguageName($code) {
+	/**
+	 * Get language name from ISO code
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$code: ISO 639-1 or ISO 639-2/B language code
+	 *
+	 * @return	string		Localized full name of language or unchanged input
+	 */
+	public static function getLanguageName($code) {
 
-        // Analyze code and set appropriate ISO table.
-        $isoCode = strtolower(trim($code));
+		// Analyze code and set appropriate ISO table.
+		$isoCode = strtolower(trim($code));
 
-        if (preg_match('/^[a-z]{3}$/', $isoCode)) {
+		if (preg_match('/^[a-z]{3}$/', $isoCode)) {
 
-            $file = \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extPath(self::$extKey).'lib/ISO-639/iso-639-2b.xml';
+			$file = \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extPath(self::$extKey).'lib/ISO-639/iso-639-2b.xml';
 
-        } elseif (preg_match('/^[a-z]{2}$/', $isoCode)) {
+		} elseif (preg_match('/^[a-z]{2}$/', $isoCode)) {
 
-            $file = \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extPath(self::$extKey).'lib/ISO-639/iso-639-1.xml';
+			$file = \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extPath(self::$extKey).'lib/ISO-639/iso-639-1.xml';
 
-        } else {
+		} else {
 
-            // No ISO code, return unchanged.
-            return $code;
+			// No ISO code, return unchanged.
+			return $code;
 
-        }
+		}
 
-        // Load ISO table and get localized full name of language.
-        if (TYPO3_MODE === 'FE') {
+		// Load ISO table and get localized full name of language.
+		if (TYPO3_MODE === 'FE') {
 
-            $iso639 = $GLOBALS['TSFE']->readLLfile($file);
+			$iso639 = $GLOBALS['TSFE']->readLLfile($file);
 
-            if (!empty($iso639['default'][$isoCode])) {
+			if (!empty($iso639['default'][$isoCode])) {
 
-                $lang = $GLOBALS['TSFE']->getLLL($isoCode, $iso639);
+				$lang = $GLOBALS['TSFE']->getLLL($isoCode, $iso639);
 
-            }
+			}
 
-        } elseif (TYPO3_MODE === 'BE') {
+		} elseif (TYPO3_MODE === 'BE') {
 
-            $iso639 = $GLOBALS['LANG']->includeLLFile($file, FALSE, TRUE);
+			$iso639 = $GLOBALS['LANG']->includeLLFile($file, FALSE, TRUE);
 
-            if (!empty($iso639['default'][$isoCode])) {
+			if (!empty($iso639['default'][$isoCode])) {
 
-                $lang = $GLOBALS['LANG']->getLLL($isoCode, $iso639, FALSE);
+				$lang = $GLOBALS['LANG']->getLLL($isoCode, $iso639, FALSE);
 
-            }
+			}
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getLanguageName('.$code.')] Unexpected TYPO3_MODE "'.TYPO3_MODE.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getLanguageName('.$code.')] Unexpected TYPO3_MODE "'.TYPO3_MODE.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return $code;
+			return $code;
 
-        }
+		}
 
-        if (!empty($lang)) {
+		if (!empty($lang)) {
 
-            return $lang;
+			return $lang;
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getLanguageName('.$code.')] Language code "'.$code.'" not found in ISO-639 table', self::$extKey, SYSLOG_SEVERITY_NOTICE);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getLanguageName('.$code.')] Language code "'.$code.'" not found in ISO-639 table', self::$extKey, SYSLOG_SEVERITY_NOTICE);
 
-            }
+			}
 
-            return $code;
+			return $code;
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * Wrapper function for getting localizations in frontend and backend
-     *
-     * @param	string		$key: The locallang key to translate
-     * @param	boolean		$hsc: Should the result be htmlspecialchar()'ed?
-     * @param	string		$default: Default return value if no translation is available
-     *
-     * @return	string		The translated string or the given key on failure
-     */
-    public static function getLL($key, $hsc = FALSE, $default = '') {
+	/**
+	 * Wrapper function for getting localizations in frontend and backend
+	 *
+	 * @param	string		$key: The locallang key to translate
+	 * @param	boolean		$hsc: Should the result be htmlspecialchar()'ed?
+	 * @param	string		$default: Default return value if no translation is available
+	 *
+	 * @return	string		The translated string or the given key on failure
+	 */
+	public static function getLL($key, $hsc = FALSE, $default = '') {
 
-        // Set initial output to default value.
-        $translated = (string) $default;
+		// Set initial output to default value.
+		$translated = (string) $default;
 
-        // Load common locallang file.
-        if (empty(self::$locallang)) {
+		// Load common locallang file.
+		if (empty(self::$locallang)) {
 
-            $file = \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extPath(self::$extKey, 'common/locallang.xml');
+			$file = \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extPath(self::$extKey, 'common/locallang.xml');
 
-            if (TYPO3_MODE === 'FE') {
+			if (TYPO3_MODE === 'FE') {
 
-                self::$locallang = $GLOBALS['TSFE']->readLLfile($file);
+				self::$locallang = $GLOBALS['TSFE']->readLLfile($file);
 
-            } elseif (TYPO3_MODE === 'BE') {
+			} elseif (TYPO3_MODE === 'BE') {
 
-                self::$locallang = $GLOBALS['LANG']->includeLLFile($file, FALSE, TRUE);
+				self::$locallang = $GLOBALS['LANG']->includeLLFile($file, FALSE, TRUE);
 
-            } elseif (TYPO3_DLOG) {
+			} elseif (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getLL('.$key.', '.$default.', ['.($hsc ? 'TRUE' : 'FALSE').'])] Unexpected TYPO3_MODE "'.TYPO3_MODE.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getLL('.$key.', '.$default.', ['.($hsc ? 'TRUE' : 'FALSE').'])] Unexpected TYPO3_MODE "'.TYPO3_MODE.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-        }
+		}
 
-        // Get translation.
-        if (!empty(self::$locallang['default'][$key])) {
+		// Get translation.
+		if (!empty(self::$locallang['default'][$key])) {
 
-            if (TYPO3_MODE === 'FE') {
+			if (TYPO3_MODE === 'FE') {
 
-                $translated = $GLOBALS['TSFE']->getLLL($key, self::$locallang);
+				$translated = $GLOBALS['TSFE']->getLLL($key, self::$locallang);
 
-            } elseif (TYPO3_MODE === 'BE') {
+			} elseif (TYPO3_MODE === 'BE') {
 
-                $translated = $GLOBALS['LANG']->getLLL($key, self::$locallang, FALSE);
+				$translated = $GLOBALS['LANG']->getLLL($key, self::$locallang, FALSE);
 
-            } elseif (TYPO3_DLOG) {
+			} elseif (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getLL('.$key.', '.$default.', ['.($hsc ? 'TRUE' : 'FALSE').'])] Unexpected TYPO3_MODE "'.TYPO3_MODE.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getLL('.$key.', '.$default.', ['.($hsc ? 'TRUE' : 'FALSE').'])] Unexpected TYPO3_MODE "'.TYPO3_MODE.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-        }
+		}
 
-        // Escape HTML characters if applicable.
-        if ($hsc) {
+		// Escape HTML characters if applicable.
+		if ($hsc) {
 
-            $translated = htmlspecialchars($translated);
+			$translated = htmlspecialchars($translated);
 
-        }
+		}
 
-        return $translated;
+		return $translated;
 
-    }
+	}
 
-    /**
-     * Get the URN of an object
-     * @see	http://www.persistent-identifier.de/?link=316
-     *
-     * @access	public
-     *
-     * @param	string		$base: The namespace and base URN
-     * @param	string		$id: The object's identifier
-     *
-     * @return	string		Uniform Resource Name as string
-     */
-    public static function getURN($base, $id) {
+	/**
+	 * Get the URN of an object
+	 * @see	http://www.persistent-identifier.de/?link=316
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$base: The namespace and base URN
+	 * @param	string		$id: The object's identifier
+	 *
+	 * @return	string		Uniform Resource Name as string
+	 */
+	public static function getURN($base, $id) {
 
-        $concordance = array (
-            '0' => 1,
-            '1' => 2,
-            '2' => 3,
-            '3' => 4,
-            '4' => 5,
-            '5' => 6,
-            '6' => 7,
-            '7' => 8,
-            '8' => 9,
-            '9' => 41,
-            'a' => 18,
-            'b' => 14,
-            'c' => 19,
-            'd' => 15,
-            'e' => 16,
-            'f' => 21,
-            'g' => 22,
-            'h' => 23,
-            'i' => 24,
-            'j' => 25,
-            'k' => 42,
-            'l' => 26,
-            'm' => 27,
-            'n' => 13,
-            'o' => 28,
-            'p' => 29,
-            'q' => 31,
-            'r' => 12,
-            's' => 32,
-            't' => 33,
-            'u' => 11,
-            'v' => 34,
-            'w' => 35,
-            'x' => 36,
-            'y' => 37,
-            'z' => 38,
-            '-' => 39,
-            ':' => 17,
-        );
+		$concordance = array (
+			'0' => 1,
+			'1' => 2,
+			'2' => 3,
+			'3' => 4,
+			'4' => 5,
+			'5' => 6,
+			'6' => 7,
+			'7' => 8,
+			'8' => 9,
+			'9' => 41,
+			'a' => 18,
+			'b' => 14,
+			'c' => 19,
+			'd' => 15,
+			'e' => 16,
+			'f' => 21,
+			'g' => 22,
+			'h' => 23,
+			'i' => 24,
+			'j' => 25,
+			'k' => 42,
+			'l' => 26,
+			'm' => 27,
+			'n' => 13,
+			'o' => 28,
+			'p' => 29,
+			'q' => 31,
+			'r' => 12,
+			's' => 32,
+			't' => 33,
+			'u' => 11,
+			'v' => 34,
+			'w' => 35,
+			'x' => 36,
+			'y' => 37,
+			'z' => 38,
+			'-' => 39,
+			':' => 17,
+		);
 
-        $urn = strtolower($base.$id);
+		$urn = strtolower($base.$id);
 
-        if (preg_match('/[^a-z0-9:-]/', $urn)) {
+		if (preg_match('/[^a-z0-9:-]/', $urn)) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getURN('.$base.', '.$id.')] Invalid chars in given parameters', self::$extKey, SYSLOG_SEVERITY_WARNING);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->getURN('.$base.', '.$id.')] Invalid chars in given parameters', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-            }
+			}
 
-            return '';
+			return '';
 
-        }
+		}
 
-        $digits = '';
+		$digits = '';
 
-        for ($i = 0, $j = strlen($urn); $i < $j; $i++) {
+		for ($i = 0, $j = strlen($urn); $i < $j; $i++) {
 
-            $digits .= $concordance[substr($urn, $i, 1)];
+			$digits .= $concordance[substr($urn, $i, 1)];
 
-        }
+		}
 
-        $checksum = 0;
+		$checksum = 0;
 
-        for ($i = 0, $j = strlen($digits); $i < $j; $i++) {
+		for ($i = 0, $j = strlen($digits); $i < $j; $i++) {
 
-            $checksum += ($i + 1) * intval(substr($digits, $i, 1));
+			$checksum += ($i + 1) * intval(substr($digits, $i, 1));
 
-        }
+		}
 
-        $checksum = substr(intval($checksum / intval(substr($digits, -1, 1))), -1, 1);
+		$checksum = substr(intval($checksum / intval(substr($digits, -1, 1))), -1, 1);
 
-        return $base.$id.$checksum;
+		return $base.$id.$checksum;
 
-    }
+	}
 
-    /**
-     * Check if given ID is a valid Pica Production Number (PPN)
-     *
-     * @access	public
-     *
-     * @param	string		$ppn: The identifier to check
-     *
-     * @return	boolean		Is $id a valid PPN?
-     */
-    public static function isPPN($id) {
+	/**
+	 * Check if given ID is a valid Pica Production Number (PPN)
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$ppn: The identifier to check
+	 *
+	 * @return	boolean		Is $id a valid PPN?
+	 */
+	public static function isPPN($id) {
 
-        return self::checkIdentifier($id, 'PPN');
+		return self::checkIdentifier($id, 'PPN');
 
-    }
+	}
 
-    /**
-     * Load value from user's session.
-     *
-     * @access	public
-     *
-     * @param	string		$key: Session data key for retrieval
-     *
-     * @return	mixed		Session value for given key or NULL on failure
-     */
-    public static function loadFromSession($key) {
+	/**
+	 * Load value from user's session.
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$key: Session data key for retrieval
+	 *
+	 * @return	mixed		Session value for given key or NULL on failure
+	 */
+	public static function loadFromSession($key) {
 
-        // Save parameter for logging purposes.
-        $_key = $key;
+		// Save parameter for logging purposes.
+		$_key = $key;
 
-        // Cast to string for security reasons.
-        $key = (string) $key;
+		// Cast to string for security reasons.
+		$key = (string) $key;
 
-        if (!$key) {
+		if (!$key) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->loadFromSession('.$_key.')] Invalid key "'.$key.'" for session data retrieval', self::$extKey, SYSLOG_SEVERITY_WARNING);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->loadFromSession('.$_key.')] Invalid key "'.$key.'" for session data retrieval', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-            }
+			}
 
-            return;
+			return;
 
-        }
+		}
 
-        // Get the session data.
-        if (TYPO3_MODE === 'FE') {
+		// Get the session data.
+		if (TYPO3_MODE === 'FE') {
 
-            return $GLOBALS['TSFE']->fe_user->getKey('ses', $key);
+			return $GLOBALS['TSFE']->fe_user->getKey('ses', $key);
 
-        } elseif (TYPO3_MODE === 'BE') {
+		} elseif (TYPO3_MODE === 'BE') {
 
-            return $GLOBALS['BE_USER']->getSessionData($key);
+			return $GLOBALS['BE_USER']->getSessionData($key);
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->loadFromSession('.$_key.')] Unexpected TYPO3_MODE "'.TYPO3_MODE.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->loadFromSession('.$_key.')] Unexpected TYPO3_MODE "'.TYPO3_MODE.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return;
+			return;
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * Process a data and/or command map with TYPO3 core engine.
-     *
-     * @access	public
-     *
-     * @param	array		$data: Data map
-     * @param	array		$cmd: Command map
-     * @param	boolean		$reverseOrder: Should the command map be processed first?
-     * @param	boolean		$be_user: Use current backend user's rights for processing?
-     *
-     * @return	array		Array of substituted "NEW..." identifiers and their actual UIDs.
-     */
-    public static function processDB(array $data = array (), array $cmd = array (), $reverseOrder = FALSE, $be_user = FALSE) {
+	/**
+	 * Process a data and/or command map with TYPO3 core engine.
+	 *
+	 * @access	public
+	 *
+	 * @param	array		$data: Data map
+	 * @param	array		$cmd: Command map
+	 * @param	boolean		$reverseOrder: Should the command map be processed first?
+	 * @param	boolean		$be_user: Use current backend user's rights for processing?
+	 *
+	 * @return	array		Array of substituted "NEW..." identifiers and their actual UIDs.
+	 */
+	public static function processDB(array $data = array (), array $cmd = array (), $reverseOrder = FALSE, $be_user = FALSE) {
 
-        // Instantiate TYPO3 core engine.
-        $tce = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\DataHandling\\DataHandler');
+		// Instantiate TYPO3 core engine.
+		$tce = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\DataHandling\\DataHandler');
 
-        // Set some configuration variables.
-        $tce->stripslashes_values = FALSE;
+		// Set some configuration variables.
+		$tce->stripslashes_values = FALSE;
 
-        // Get backend user for processing.
-        if ($be_user && isset($GLOBALS['BE_USER'])) {
+		// Get backend user for processing.
+		if ($be_user && isset($GLOBALS['BE_USER'])) {
 
-            $user = $GLOBALS['BE_USER'];
+			$user = $GLOBALS['BE_USER'];
 
-        } else {
+		} else {
 
-            $user = self::getBeUser();
+			$user = self::getBeUser();
 
-        }
+		}
 
-        // Load data and command arrays.
-        $tce->start($data, $cmd, $user);
+		// Load data and command arrays.
+		$tce->start($data, $cmd, $user);
 
-        // Process command map first if default order is reversed.
-        if ($cmd && $reverseOrder) {
+		// Process command map first if default order is reversed.
+		if ($cmd && $reverseOrder) {
 
-            $tce->process_cmdmap();
+			$tce->process_cmdmap();
 
-        }
+		}
 
-        // Process data map.
-        if ($data) {
+		// Process data map.
+		if ($data) {
 
-            $tce->process_datamap();
+			$tce->process_datamap();
 
-        }
+		}
 
-        // Process command map if processing order is not reversed.
-        if ($cmd && !$reverseOrder) {
+		// Process command map if processing order is not reversed.
+		if ($cmd && !$reverseOrder) {
 
-            $tce->process_cmdmap();
+			$tce->process_cmdmap();
 
-        }
+		}
 
-        return $tce->substNEWwithIDs;
+		return $tce->substNEWwithIDs;
 
-    }
+	}
 
-    /**
-     * Process a data and/or command map with TYPO3 core engine as admin.
-     *
-     * @access	public
-     *
-     * @param	array		$data: Data map
-     * @param	array		$cmd: Command map
-     * @param	boolean		$reverseOrder: Should the command map be processed first?
-     *
-     * @return	array		Array of substituted "NEW..." identifiers and their actual UIDs.
-     */
-    public static function processDBasAdmin(array $data = array (), array $cmd = array (), $reverseOrder = FALSE) {
+	/**
+	 * Process a data and/or command map with TYPO3 core engine as admin.
+	 *
+	 * @access	public
+	 *
+	 * @param	array		$data: Data map
+	 * @param	array		$cmd: Command map
+	 * @param	boolean		$reverseOrder: Should the command map be processed first?
+	 *
+	 * @return	array		Array of substituted "NEW..." identifiers and their actual UIDs.
+	 */
+	public static function processDBasAdmin(array $data = array (), array $cmd = array (), $reverseOrder = FALSE) {
 
-        if (TYPO3_MODE === 'BE' && $GLOBALS['BE_USER']->isAdmin()) {
+		if (TYPO3_MODE === 'BE' && $GLOBALS['BE_USER']->isAdmin()) {
 
-            return self::processDB($data, $cmd, $reverseOrder, TRUE);
+			return self::processDB($data, $cmd, $reverseOrder, TRUE);
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->processDBasAdmin([data->data], [data->cmd], ['.($reverseOrder ? 'TRUE' : 'FALSE').'])] Current backend user has no admin privileges', self::$extKey, SYSLOG_SEVERITY_ERROR, array ('data' => $data, 'cmd' => $cmd));
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->processDBasAdmin([data->data], [data->cmd], ['.($reverseOrder ? 'TRUE' : 'FALSE').'])] Current backend user has no admin privileges', self::$extKey, SYSLOG_SEVERITY_ERROR, array ('data' => $data, 'cmd' => $cmd));
 
-            }
+			}
 
-            return array ();
+			return array ();
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * Fetches and renders all available flash messages from the queue.
-     *
-     * @return	string		All flash messages in the queue rendered as HTML.
-     */
-    public static function renderFlashMessages() {
+	/**
+	 * Fetches and renders all available flash messages from the queue.
+	 *
+	 * @return	string		All flash messages in the queue rendered as HTML.
+	 */
+	public static function renderFlashMessages() {
 
-        $flashMessageService = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\Messaging\\FlashMessageService');
+		$flashMessageService = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\Messaging\\FlashMessageService');
 
-        $content = '';
+		$content = '';
 
-        if (version_compare(TYPO3_branch, '7.4', '<')) {
+		if (version_compare(TYPO3_branch, '7.4', '<')) {
 
-            // For TYPO3 6.2 - 7.3, we can use the existing method.
-            $content .= $flashMessageService->getMessageQueueByIdentifier()->renderFlashMessages();
+			// For TYPO3 6.2 - 7.3, we can use the existing method.
+			$content .= $flashMessageService->getMessageQueueByIdentifier()->renderFlashMessages();
 
-        } else {
+		} else {
 
-            // Since TYPO3 7.4.0, \TYPO3\CMS\Core\Messaging\FlashMessageQueue::renderFlashMessages
-            // uses htmlspecialchars on all texts, but we have message text with HTML tags.
-            // Therefore we copy the implementation from 7.4.0, but remove the htmlspecialchars call.
-            $flashMessages = $flashMessageService->getMessageQueueByIdentifier()->getAllMessagesAndFlush();
+			// Since TYPO3 7.4.0, \TYPO3\CMS\Core\Messaging\FlashMessageQueue::renderFlashMessages
+			// uses htmlspecialchars on all texts, but we have message text with HTML tags.
+			// Therefore we copy the implementation from 7.4.0, but remove the htmlspecialchars call.
+			$flashMessages = $flashMessageService->getMessageQueueByIdentifier()->getAllMessagesAndFlush();
 
-            if (!empty($flashMessages)) {
+			if (!empty($flashMessages)) {
 
-                $content .= '<ul class="typo3-messages">';
+				$content .= '<ul class="typo3-messages">';
 
-                foreach ($flashMessages as $flashMessage) {
+				foreach ($flashMessages as $flashMessage) {
 
-                    $severityClass = sprintf('alert %s', $flashMessage->getClass());
+					$severityClass = sprintf('alert %s', $flashMessage->getClass());
 
-                    //~ $messageContent = htmlspecialchars($flashMessage->getMessage());
+					//~ $messageContent = htmlspecialchars($flashMessage->getMessage());
 
-                    $messageContent = $flashMessage->getMessage();
+					$messageContent = $flashMessage->getMessage();
 
-                    if ($flashMessage->getTitle() !== '') {
+					if ($flashMessage->getTitle() !== '') {
 
-                        $messageContent = sprintf('<h4>%s</h4>', htmlspecialchars($flashMessage->getTitle())).$messageContent;
+						$messageContent = sprintf('<h4>%s</h4>', htmlspecialchars($flashMessage->getTitle())).$messageContent;
 
-                    }
+					}
 
-                    $content .= sprintf('<li class="%s">%s</li>', htmlspecialchars($severityClass), $messageContent);
+					$content .= sprintf('<li class="%s">%s</li>', htmlspecialchars($severityClass), $messageContent);
 
-                }
+				}
 
-                $content .= '</ul>';
+				$content .= '</ul>';
 
-            }
+			}
 
-        }
+		}
 
-        return $content;
+		return $content;
 
-    }
+	}
 
-    /**
-     * Save given value to user's session.
-     *
-     * @access	public
-     *
-     * @param	mixed		$value: Value to save
-     * @param	string		$key: Session data key for saving
-     *
-     * @return	boolean		TRUE on success, FALSE on failure
-     */
-    public static function saveToSession($value, $key) {
+	/**
+	 * Save given value to user's session.
+	 *
+	 * @access	public
+	 *
+	 * @param	mixed		$value: Value to save
+	 * @param	string		$key: Session data key for saving
+	 *
+	 * @return	boolean		TRUE on success, FALSE on failure
+	 */
+	public static function saveToSession($value, $key) {
 
-        // Save parameter for logging purposes.
-        $_key = $key;
+		// Save parameter for logging purposes.
+		$_key = $key;
 
-        // Cast to string for security reasons.
-        $key = (string) $key;
+		// Cast to string for security reasons.
+		$key = (string) $key;
 
-        if (!$key) {
+		if (!$key) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->saveToSession([data], '.$_key.')] Invalid key "'.$key.'" for session data saving', self::$extKey, SYSLOG_SEVERITY_WARNING, $value);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->saveToSession([data], '.$_key.')] Invalid key "'.$key.'" for session data saving', self::$extKey, SYSLOG_SEVERITY_WARNING, $value);
 
-            }
+			}
 
-            return FALSE;
+			return FALSE;
 
-        }
+		}
 
-        // Save value in session data.
-        if (TYPO3_MODE === 'FE') {
+		// Save value in session data.
+		if (TYPO3_MODE === 'FE') {
 
-            $GLOBALS['TSFE']->fe_user->setKey('ses', $key, $value);
+			$GLOBALS['TSFE']->fe_user->setKey('ses', $key, $value);
 
-            $GLOBALS['TSFE']->fe_user->storeSessionData();
+			$GLOBALS['TSFE']->fe_user->storeSessionData();
 
-            return TRUE;
+			return TRUE;
 
-        } elseif (TYPO3_MODE === 'BE') {
+		} elseif (TYPO3_MODE === 'BE') {
 
-            $GLOBALS['BE_USER']->setAndSaveSessionData($key, $value);
+			$GLOBALS['BE_USER']->setAndSaveSessionData($key, $value);
 
-            return TRUE;
+			return TRUE;
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->saveToSession([data], '.$_key.')] Unexpected TYPO3_MODE "'.TYPO3_MODE.'"', self::$extKey, SYSLOG_SEVERITY_ERROR, $data);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->saveToSession([data], '.$_key.')] Unexpected TYPO3_MODE "'.TYPO3_MODE.'"', self::$extKey, SYSLOG_SEVERITY_ERROR, $data);
 
-            }
+			}
 
-            return FALSE;
+			return FALSE;
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * This translates an internal "index_name"
-     *
-     * @access	public
-     *
-     * @param	string		$index_name: The internal "index_name" to translate
-     * @param	string		$table: Get the translation from this table
-     * @param	string		$pid: Get the translation from this page
-     *
-     * @return	string		Localized label for $index_name
-     */
-    public static function translate($index_name, $table, $pid) {
+	/**
+	 * This translates an internal "index_name"
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$index_name: The internal "index_name" to translate
+	 * @param	string		$table: Get the translation from this table
+	 * @param	string		$pid: Get the translation from this page
+	 *
+	 * @return	string		Localized label for $index_name
+	 */
+	public static function translate($index_name, $table, $pid) {
 
-        // Save parameters for logging purposes.
-        $_index_name = $index_name;
+		// Save parameters for logging purposes.
+		$_index_name = $index_name;
 
-        $_pid = $pid;
+		$_pid = $pid;
 
-        // Load labels into static variable for future use.
-        static $labels = array ();
+		// Load labels into static variable for future use.
+		static $labels = array ();
 
-        // Sanitize input.
-        $pid = max(intval($pid), 0);
+		// Sanitize input.
+		$pid = max(intval($pid), 0);
 
-        if (!$pid) {
+		if (!$pid) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->translate('.$_index_name.', '.$table.', '.$_pid.')] Invalid PID "'.$pid.'" for translation', self::$extKey, SYSLOG_SEVERITY_WARNING);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->translate('.$_index_name.', '.$table.', '.$_pid.')] Invalid PID "'.$pid.'" for translation', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-            }
+			}
 
-            return $index_name;
+			return $index_name;
 
-        }
+		}
 
-        // Check if "index_name" is an UID.
-        if (\TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($index_name)) {
+		// Check if "index_name" is an UID.
+		if (\TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($index_name)) {
 
-            $index_name = self::getIndexName($index_name, $table, $pid);
+			$index_name = self::getIndexName($index_name, $table, $pid);
 
-        }
+		}
 
-        /* $labels already contains the translated content element, but with the index_name of the translated content element itself
+		/* $labels already contains the translated content element, but with the index_name of the translated content element itself
 		 * and not with the $index_name of the original that we receive here. So we have to determine the index_name of the
 		 * associated translated content element. E.g. $labels['title0'] != $index_name = title. */
 
-        // First fetch the uid of the received index_name
-        $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-                'uid, l18n_parent',
-                $table,
-                'pid='.$pid.' AND index_name="'.$index_name.'"'.self::whereClause($table, TRUE),
-                '',
-                '',
-                ''
-        );
+		// First fetch the uid of the received index_name
+		$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+				'uid, l18n_parent',
+				$table,
+				'pid='.$pid.' AND index_name="'.$index_name.'"'.self::whereClause($table, TRUE),
+				'',
+				'',
+				''
+		);
 
-        if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) > 0) {
+		if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) > 0) {
 
-            // Now we use the uid of the l18_parent to fetch the index_name of the translated content element.
-            $resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result);
+			// Now we use the uid of the l18_parent to fetch the index_name of the translated content element.
+			$resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result);
 
-            $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-                    'index_name',
-                    $table,
-                    'pid='.$pid.' AND uid='.$resArray['l18n_parent'].' AND sys_language_uid='.intval($GLOBALS['TSFE']->sys_language_content).self::whereClause($table, TRUE),
-                    '',
-                    '',
-                    ''
-            );
+			$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+					'index_name',
+					$table,
+					'pid='.$pid.' AND uid='.$resArray['l18n_parent'].' AND sys_language_uid='.intval($GLOBALS['TSFE']->sys_language_content).self::whereClause($table, TRUE),
+					'',
+					'',
+					''
+			);
 
-            if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) > 0) {
+			if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) > 0) {
 
-                // If there is an translated content element, overwrite the received $index_name.
-                $resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result);
+				// If there is an translated content element, overwrite the received $index_name.
+				$resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result);
 
-                $index_name = $resArray['index_name'];
+				$index_name = $resArray['index_name'];
 
-            }
+			}
 
-        }
+		}
 
-        // Check if we already got a translation.
-        if (empty($labels[$table][$pid][$GLOBALS['TSFE']->sys_language_content][$index_name])) {
+		// Check if we already got a translation.
+		if (empty($labels[$table][$pid][$GLOBALS['TSFE']->sys_language_content][$index_name])) {
 
-            // Check if this table is allowed for translation.
-            if (in_array($table, array ('tx_dlf_collections', 'tx_dlf_libraries', 'tx_dlf_metadata', 'tx_dlf_structures'))) {
+			// Check if this table is allowed for translation.
+			if (in_array($table, array ('tx_dlf_collections', 'tx_dlf_libraries', 'tx_dlf_metadata', 'tx_dlf_structures'))) {
 
-                $additionalWhere = ' AND sys_language_uid IN (-1,0)';
+				$additionalWhere = ' AND sys_language_uid IN (-1,0)';
 
-                if ($GLOBALS['TSFE']->sys_language_content > 0) {
+				if ($GLOBALS['TSFE']->sys_language_content > 0) {
 
-                    $additionalWhere = ' AND (sys_language_uid IN (-1,0) OR (sys_language_uid='.intval($GLOBALS['TSFE']->sys_language_content).' AND l18n_parent=0))';
+					$additionalWhere = ' AND (sys_language_uid IN (-1,0) OR (sys_language_uid='.intval($GLOBALS['TSFE']->sys_language_content).' AND l18n_parent=0))';
 
-                }
+				}
 
-                // Get labels from database.
-                $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-                    '*',
-                    $table,
-                    'pid='.$pid.$additionalWhere.self::whereClause($table, TRUE),
-                    '',
-                    '',
-                    ''
-                );
+				// Get labels from database.
+				$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+					'*',
+					$table,
+					'pid='.$pid.$additionalWhere.self::whereClause($table, TRUE),
+					'',
+					'',
+					''
+				);
 
-                if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) > 0) {
+				if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) > 0) {
 
-                    while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
+					while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
 
-                        // Overlay localized labels if available.
-                        if ($GLOBALS['TSFE']->sys_language_content > 0) {
+						// Overlay localized labels if available.
+						if ($GLOBALS['TSFE']->sys_language_content > 0) {
 
-                            $resArray = $GLOBALS['TSFE']->sys_page->getRecordOverlay($table, $resArray, $GLOBALS['TSFE']->sys_language_content, $GLOBALS['TSFE']->sys_language_contentOL);
+							$resArray = $GLOBALS['TSFE']->sys_page->getRecordOverlay($table, $resArray, $GLOBALS['TSFE']->sys_language_content, $GLOBALS['TSFE']->sys_language_contentOL);
 
-                        }
+						}
 
-                        if ($resArray) {
+						if ($resArray) {
 
-                            $labels[$table][$pid][$GLOBALS['TSFE']->sys_language_content][$resArray['index_name']] = $resArray['label'];
+							$labels[$table][$pid][$GLOBALS['TSFE']->sys_language_content][$resArray['index_name']] = $resArray['label'];
 
-                        }
+						}
 
-                    }
+					}
 
-                } else {
+				} else {
 
-                    if (TYPO3_DLOG) {
+					if (TYPO3_DLOG) {
 
-                        \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->translate('.$_index_name.', '.$table.', '.$_pid.')] No translation with PID "'.$pid.'" available in table "'.$table.'" or translation not accessible', self::extKey, SYSLOG_SEVERITY_NOTICE);
+						\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->translate('.$_index_name.', '.$table.', '.$_pid.')] No translation with PID "'.$pid.'" available in table "'.$table.'" or translation not accessible', self::extKey, SYSLOG_SEVERITY_NOTICE);
 
-                    }
+					}
 
-                }
+				}
 
-            } else {
+			} else {
 
-                if (TYPO3_DLOG) {
+				if (TYPO3_DLOG) {
 
-                    \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->translate('.$_index_name.', '.$table.', '.$_pid.')] No translations available for table "'.$table.'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
+					\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->translate('.$_index_name.', '.$table.', '.$_pid.')] No translations available for table "'.$table.'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
 
-                }
+				}
 
-            }
+			}
 
-        }
+		}
 
-        if (!empty($labels[$table][$pid][$GLOBALS['TSFE']->sys_language_content][$index_name])) {
+		if (!empty($labels[$table][$pid][$GLOBALS['TSFE']->sys_language_content][$index_name])) {
 
-            return $labels[$table][$pid][$GLOBALS['TSFE']->sys_language_content][$index_name];
+			return $labels[$table][$pid][$GLOBALS['TSFE']->sys_language_content][$index_name];
 
-        } else {
+		} else {
 
-            return $index_name;
+			return $index_name;
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * This returns the additional WHERE clause of a table based on its TCA configuration
-     *
-     * @access	public
-     *
-     * @param	string		$table: Table name as defined in TCA
-     * @param	boolean		$showHidden: Ignore the hidden flag?
-     *
-     * @return	string		Additional WHERE clause
-     */
-    public static function whereClause($table, $showHidden = FALSE) {
+	/**
+	 * This returns the additional WHERE clause of a table based on its TCA configuration
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$table: Table name as defined in TCA
+	 * @param	boolean		$showHidden: Ignore the hidden flag?
+	 *
+	 * @return	string		Additional WHERE clause
+	 */
+	public static function whereClause($table, $showHidden = FALSE) {
 
-        if (TYPO3_MODE === 'FE') {
+		if (TYPO3_MODE === 'FE') {
 
-            // Table "tx_dlf_formats" always has PID 0.
-            if ($table == 'tx_dlf_formats') {
+			// Table "tx_dlf_formats" always has PID 0.
+			if ($table == 'tx_dlf_formats') {
 
-                return \TYPO3\CMS\Backend\Utility\BackendUtility::deleteClause($table);
+				return \TYPO3\CMS\Backend\Utility\BackendUtility::deleteClause($table);
 
-            }
+			}
 
-            // Should we ignore the record's hidden flag?
-            $ignoreHide = -1;
+			// Should we ignore the record's hidden flag?
+			$ignoreHide = -1;
 
-            if ($showHidden) {
+			if ($showHidden) {
 
-                $ignoreHide = 1;
+				$ignoreHide = 1;
 
-            }
+			}
 
-            // $GLOBALS['TSFE']->sys_page is not always available in frontend.
-            if (is_object($GLOBALS['TSFE']->sys_page)) {
+			// $GLOBALS['TSFE']->sys_page is not always available in frontend.
+			if (is_object($GLOBALS['TSFE']->sys_page)) {
 
-                return $GLOBALS['TSFE']->sys_page->enableFields($table, $ignoreHide);
+				return $GLOBALS['TSFE']->sys_page->enableFields($table, $ignoreHide);
 
-            } else {
+			} else {
 
-                $pageRepository = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Frontend\\Page\\PageRepository');
+				$pageRepository = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Frontend\\Page\\PageRepository');
 
-                $GLOBALS['TSFE']->includeTCA();
+				$GLOBALS['TSFE']->includeTCA();
 
-                return $pageRepository->enableFields($table, $ignoreHide);
+				return $pageRepository->enableFields($table, $ignoreHide);
 
-            }
+			}
 
-        } elseif (TYPO3_MODE === 'BE') {
+		} elseif (TYPO3_MODE === 'BE') {
 
-            return \TYPO3\CMS\Backend\Utility\BackendUtility::deleteClause($table);
+			return \TYPO3\CMS\Backend\Utility\BackendUtility::deleteClause($table);
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->whereClause('.$table.', ['.($showHidden ? 'TRUE' : 'FALSE').'])] Unexpected TYPO3_MODE "'.TYPO3_MODE.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->whereClause('.$table.', ['.($showHidden ? 'TRUE' : 'FALSE').'])] Unexpected TYPO3_MODE "'.TYPO3_MODE.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-            return ' AND 1=-1';
+			return ' AND 1=-1';
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * This is a static class, thus no instances should be created
-     *
-     * @access private
-     */
-    private function __construct() {}
+	/**
+	 * This is a static class, thus no instances should be created
+	 *
+	 * @access private
+	 */
+	private function __construct() {}
 
 }

Spacing +12 added lines, -12 removed lines

@@ -34,7 +34,7 @@ 
      * @var	array
      * @access protected
      */
-    protected static $locallang = array ();
+    protected static $locallang = array();
 
     /**
      * Adds a message to the message queue.
@@ -349,7 +349,7 @@ 
 
         $hash = $salt.substr(sha1($salt.$string), -10);
 
-        return array ('encrypted' => $encrypted, 'hash' => $hash);
+        return array('encrypted' => $encrypted, 'hash' => $hash);
 
     }
 
@@ -438,7 +438,7 @@ 
      */
     public static function getHookObjects($scriptRelPath) {
 
-        $hookObjects = array ();
+        $hookObjects = array();
 
         if (is_array($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS'][self::$extKey.'/'.$scriptRelPath]['hookClass'])) {
 
@@ -475,7 +475,7 @@ 
         // Sanitize input.
         $uid = max(intval($uid), 0);
 
-        if (!$uid || !in_array($table, array ('tx_dlf_collections', 'tx_dlf_libraries', 'tx_dlf_metadata', 'tx_dlf_structures', 'tx_dlf_solrcores'))) {
+        if (!$uid || !in_array($table, array('tx_dlf_collections', 'tx_dlf_libraries', 'tx_dlf_metadata', 'tx_dlf_structures', 'tx_dlf_solrcores'))) {
 
             if (TYPO3_DLOG) {
 
@@ -546,7 +546,7 @@ 
 
         $_pid = $pid;
 
-        if (!$index_name || !in_array($table, array ('tx_dlf_collections', 'tx_dlf_libraries', 'tx_dlf_metadata', 'tx_dlf_structures', 'tx_dlf_solrcores'))) {
+        if (!$index_name || !in_array($table, array('tx_dlf_collections', 'tx_dlf_libraries', 'tx_dlf_metadata', 'tx_dlf_structures', 'tx_dlf_solrcores'))) {
 
             if (TYPO3_DLOG) {
 
@@ -757,7 +757,7 @@ 
      */
     public static function getURN($base, $id) {
 
-        $concordance = array (
+        $concordance = array(
             '0' => 1,
             '1' => 2,
             '2' => 3,
@@ -913,7 +913,7 @@ 
      *
      * @return	array		Array of substituted "NEW..." identifiers and their actual UIDs.
      */
-    public static function processDB(array $data = array (), array $cmd = array (), $reverseOrder = FALSE, $be_user = FALSE) {
+    public static function processDB(array $data = array(), array $cmd = array(), $reverseOrder = FALSE, $be_user = FALSE) {
 
         // Instantiate TYPO3 core engine.
         $tce = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\DataHandling\\DataHandler');
@@ -971,7 +971,7 @@ 
      *
      * @return	array		Array of substituted "NEW..." identifiers and their actual UIDs.
      */
-    public static function processDBasAdmin(array $data = array (), array $cmd = array (), $reverseOrder = FALSE) {
+    public static function processDBasAdmin(array $data = array(), array $cmd = array(), $reverseOrder = FALSE) {
 
         if (TYPO3_MODE === 'BE' && $GLOBALS['BE_USER']->isAdmin()) {
 
@@ -981,11 +981,11 @@ 
 
             if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->processDBasAdmin([data->data], [data->cmd], ['.($reverseOrder ? 'TRUE' : 'FALSE').'])] Current backend user has no admin privileges', self::$extKey, SYSLOG_SEVERITY_ERROR, array ('data' => $data, 'cmd' => $cmd));
+                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_helper->processDBasAdmin([data->data], [data->cmd], ['.($reverseOrder ? 'TRUE' : 'FALSE').'])] Current backend user has no admin privileges', self::$extKey, SYSLOG_SEVERITY_ERROR, array('data' => $data, 'cmd' => $cmd));
 
             }
 
-            return array ();
+            return array();
 
         }
 
@@ -1124,7 +1124,7 @@ 
         $_pid = $pid;
 
         // Load labels into static variable for future use.
-        static $labels = array ();
+        static $labels = array();
 
         // Sanitize input.
         $pid = max(intval($pid), 0);
@@ -1191,7 +1191,7 @@ 
         if (empty($labels[$table][$pid][$GLOBALS['TSFE']->sys_language_content][$index_name])) {
 
             // Check if this table is allowed for translation.
-            if (in_array($table, array ('tx_dlf_collections', 'tx_dlf_libraries', 'tx_dlf_metadata', 'tx_dlf_structures'))) {
+            if (in_array($table, array('tx_dlf_collections', 'tx_dlf_libraries', 'tx_dlf_metadata', 'tx_dlf_structures'))) {
 
                 $additionalWhere = ' AND sys_language_uid IN (-1,0)';
 

common/class.tx_dlf_alto.php

Indentation +15 added lines, -15 removed lines

@@ -19,24 +19,24 @@
  */
 class tx_dlf_alto implements tx_dlf_fulltext {
 
-    /**
-     * This extracts the fulltext data from ALTO XML
-     *
-     * @access	public
-     *
-     * @param	SimpleXMLElement		$xml: The XML to extract the metadata from
-     *
-     * @return	string			The raw unformatted fulltext
-     */
-    public static function getRawText(SimpleXMLElement $xml) {
+	/**
+	 * This extracts the fulltext data from ALTO XML
+	 *
+	 * @access	public
+	 *
+	 * @param	SimpleXMLElement		$xml: The XML to extract the metadata from
+	 *
+	 * @return	string			The raw unformatted fulltext
+	 */
+	public static function getRawText(SimpleXMLElement $xml) {
 
-        $xml->registerXPathNamespace('alto', 'http://www.loc.gov/standards/alto/ns-v2#');
+		$xml->registerXPathNamespace('alto', 'http://www.loc.gov/standards/alto/ns-v2#');
 
-        // Get all (presumed) words of the text.
-        $words = $xml->xpath('./alto:Layout/alto:Page/alto:PrintSpace//alto:TextBlock/alto:TextLine/alto:String/@CONTENT');
+		// Get all (presumed) words of the text.
+		$words = $xml->xpath('./alto:Layout/alto:Page/alto:PrintSpace//alto:TextBlock/alto:TextLine/alto:String/@CONTENT');
 
-        return implode(' ', $words);
+		return implode(' ', $words);
 
-    }
+	}
 
 }

common/class.tx_dlf_plugin.php

Indentation +212 added lines, -212 removed lines

@@ -20,320 +20,320 @@
  */
 abstract class tx_dlf_plugin extends \TYPO3\CMS\Frontend\Plugin\AbstractPlugin {
 
-    public $extKey = 'dlf';
+	public $extKey = 'dlf';
 
-    public $prefixId = 'tx_dlf';
+	public $prefixId = 'tx_dlf';
 
-    public $scriptRelPath = 'common/class.tx_dlf_plugin.php';
+	public $scriptRelPath = 'common/class.tx_dlf_plugin.php';
 
-    // Plugins are cached by default (@see setCache()).
-    public $pi_USER_INT_obj = FALSE;
+	// Plugins are cached by default (@see setCache()).
+	public $pi_USER_INT_obj = FALSE;
 
-    public $pi_checkCHash = TRUE;
+	public $pi_checkCHash = TRUE;
 
-    /**
-     * This holds the current document
-     *
-     * @var	tx_dlf_document
-     * @access protected
-     */
-    protected $doc;
+	/**
+	 * This holds the current document
+	 *
+	 * @var	tx_dlf_document
+	 * @access protected
+	 */
+	protected $doc;
 
-    /**
-     * This holds the plugin's parsed template
-     *
-     * @var	string
-     * @access protected
-     */
-    protected $template = '';
+	/**
+	 * This holds the plugin's parsed template
+	 *
+	 * @var	string
+	 * @access protected
+	 */
+	protected $template = '';
 
-    /**
-     * All the needed configuration values are stored in class variables
-     * Priority: Flexforms > TS-Templates > Extension Configuration > ext_localconf.php
-     *
-     * @access	protected
-     *
-     * @param	array		$conf: configuration array from TS-Template
-     *
-     * @return	void
-     */
-    protected function init(array $conf) {
+	/**
+	 * All the needed configuration values are stored in class variables
+	 * Priority: Flexforms > TS-Templates > Extension Configuration > ext_localconf.php
+	 *
+	 * @access	protected
+	 *
+	 * @param	array		$conf: configuration array from TS-Template
+	 *
+	 * @return	void
+	 */
+	protected function init(array $conf) {
 
-        // Read FlexForm configuration.
-        $flexFormConf = array ();
+		// Read FlexForm configuration.
+		$flexFormConf = array ();
 
-        $this->cObj->readFlexformIntoConf($this->cObj->data['pi_flexform'], $flexFormConf);
+		$this->cObj->readFlexformIntoConf($this->cObj->data['pi_flexform'], $flexFormConf);
 
-        if (!empty($flexFormConf)) {
+		if (!empty($flexFormConf)) {
 
-            $conf = tx_dlf_helper::array_merge_recursive_overrule($flexFormConf, $conf);
+			$conf = tx_dlf_helper::array_merge_recursive_overrule($flexFormConf, $conf);
 
-        }
+		}
 
-        // Read plugin TS configuration.
-        $pluginConf = $GLOBALS['TSFE']->tmpl->setup['plugin.'][get_class($this).'.'];
+		// Read plugin TS configuration.
+		$pluginConf = $GLOBALS['TSFE']->tmpl->setup['plugin.'][get_class($this).'.'];
 
-        if (is_array($pluginConf)) {
+		if (is_array($pluginConf)) {
 
-            $conf = tx_dlf_helper::array_merge_recursive_overrule($pluginConf, $conf);
+			$conf = tx_dlf_helper::array_merge_recursive_overrule($pluginConf, $conf);
 
-        }
+		}
 
-        // Read general TS configuration.
-        $generalConf = $GLOBALS['TSFE']->tmpl->setup['plugin.'][$this->prefixId.'.'];
+		// Read general TS configuration.
+		$generalConf = $GLOBALS['TSFE']->tmpl->setup['plugin.'][$this->prefixId.'.'];
 
-        if (is_array($generalConf)) {
+		if (is_array($generalConf)) {
 
-            $conf = tx_dlf_helper::array_merge_recursive_overrule($generalConf, $conf);
+			$conf = tx_dlf_helper::array_merge_recursive_overrule($generalConf, $conf);
 
-        }
+		}
 
-        // Read extension configuration.
-        $extConf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][$this->extKey]);
+		// Read extension configuration.
+		$extConf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][$this->extKey]);
 
-        if (is_array($extConf)) {
+		if (is_array($extConf)) {
 
-            $conf = tx_dlf_helper::array_merge_recursive_overrule($extConf, $conf);
+			$conf = tx_dlf_helper::array_merge_recursive_overrule($extConf, $conf);
 
-        }
+		}
 
-        // Read TYPO3_CONF_VARS configuration.
-        $varsConf = $GLOBALS['TYPO3_CONF_VARS']['EXTCONF'][$this->extKey];
+		// Read TYPO3_CONF_VARS configuration.
+		$varsConf = $GLOBALS['TYPO3_CONF_VARS']['EXTCONF'][$this->extKey];
 
-        if (is_array($varsConf)) {
+		if (is_array($varsConf)) {
 
-            $conf = tx_dlf_helper::array_merge_recursive_overrule($varsConf, $conf);
+			$conf = tx_dlf_helper::array_merge_recursive_overrule($varsConf, $conf);
 
-        }
+		}
 
-        $this->conf = $conf;
+		$this->conf = $conf;
 
-        // Set default plugin variables.
-        $this->pi_setPiVarDefaults();
+		// Set default plugin variables.
+		$this->pi_setPiVarDefaults();
 
-        // Load translation files.
-        $this->pi_loadLL();
+		// Load translation files.
+		$this->pi_loadLL();
 
-    }
+	}
 
-    /**
-     * Loads the current document into $this->doc
-     *
-     * @access	protected
-     *
-     * @return	void
-     */
-    protected function loadDocument() {
+	/**
+	 * Loads the current document into $this->doc
+	 *
+	 * @access	protected
+	 *
+	 * @return	void
+	 */
+	protected function loadDocument() {
 
-        // Check for required variable.
-        if (!empty($this->piVars['id']) && !empty($this->conf['pages'])) {
+		// Check for required variable.
+		if (!empty($this->piVars['id']) && !empty($this->conf['pages'])) {
 
-            // Should we exclude documents from other pages than $this->conf['pages']?
-            $pid = (!empty($this->conf['excludeOther']) ? intval($this->conf['pages']) : 0);
+			// Should we exclude documents from other pages than $this->conf['pages']?
+			$pid = (!empty($this->conf['excludeOther']) ? intval($this->conf['pages']) : 0);
 
-            // Get instance of tx_dlf_document.
-            $this->doc =& tx_dlf_document::getInstance($this->piVars['id'], $pid);
+			// Get instance of tx_dlf_document.
+			$this->doc =& tx_dlf_document::getInstance($this->piVars['id'], $pid);
 
-            if (!$this->doc->ready) {
+			if (!$this->doc->ready) {
 
-                // Destroy the incomplete object.
-                $this->doc = NULL;
+				// Destroy the incomplete object.
+				$this->doc = NULL;
 
-                if (TYPO3_DLOG) {
+				if (TYPO3_DLOG) {
 
-                    \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_plugin->loadDocument()] Failed to load document with UID "'.$this->piVars['id'].'"', $this->extKey, SYSLOG_SEVERITY_ERROR);
+					\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_plugin->loadDocument()] Failed to load document with UID "'.$this->piVars['id'].'"', $this->extKey, SYSLOG_SEVERITY_ERROR);
 
-                }
+				}
 
-            } else {
+			} else {
 
-                // Set configuration PID.
-                $this->doc->cPid = $this->conf['pages'];
+				// Set configuration PID.
+				$this->doc->cPid = $this->conf['pages'];
 
-            }
+			}
 
-        } elseif (!empty($this->piVars['recordId'])) {
+		} elseif (!empty($this->piVars['recordId'])) {
 
-            // Get UID of document with given record identifier.
-            $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-                'tx_dlf_documents.uid',
-                'tx_dlf_documents',
-                'tx_dlf_documents.record_id='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->piVars['recordId'], 'tx_dlf_documents').tx_dlf_helper::whereClause('tx_dlf_documents'),
-                '',
-                '',
-                '1'
-            );
+			// Get UID of document with given record identifier.
+			$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+				'tx_dlf_documents.uid',
+				'tx_dlf_documents',
+				'tx_dlf_documents.record_id='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->piVars['recordId'], 'tx_dlf_documents').tx_dlf_helper::whereClause('tx_dlf_documents'),
+				'',
+				'',
+				'1'
+			);
 
-            if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) == 1) {
+			if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) == 1) {
 
-                list ($this->piVars['id']) = $GLOBALS['TYPO3_DB']->sql_fetch_row($result);
+				list ($this->piVars['id']) = $GLOBALS['TYPO3_DB']->sql_fetch_row($result);
 
-                // Set superglobal $_GET array.
-                $_GET[$this->prefixId]['id'] = $this->piVars['id'];
+				// Set superglobal $_GET array.
+				$_GET[$this->prefixId]['id'] = $this->piVars['id'];
 
-                // Unset variable to avoid infinite looping.
-                unset ($this->piVars['recordId'], $_GET[$this->prefixId]['recordId']);
+				// Unset variable to avoid infinite looping.
+				unset ($this->piVars['recordId'], $_GET[$this->prefixId]['recordId']);
 
-                // Try to load document.
-                $this->loadDocument();
+				// Try to load document.
+				$this->loadDocument();
 
-            } else {
+			} else {
 
-                if (TYPO3_DLOG) {
+				if (TYPO3_DLOG) {
 
-                    \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_plugin->loadDocument()] Failed to load document with record ID "'.$this->piVars['recordId'].'"', $this->extKey, SYSLOG_SEVERITY_ERROR);
+					\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_plugin->loadDocument()] Failed to load document with record ID "'.$this->piVars['recordId'].'"', $this->extKey, SYSLOG_SEVERITY_ERROR);
 
-                }
+				}
 
-            }
+			}
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_plugin->loadDocument()] Invalid UID "'.$this->piVars['id'].'" or PID "'.$this->conf['pages'].'" for document loading', $this->extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_plugin->loadDocument()] Invalid UID "'.$this->piVars['id'].'" or PID "'.$this->conf['pages'].'" for document loading', $this->extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * The main method of the PlugIn
-     *
-     * @access	public
-     *
-     * @param	string		$content: The PlugIn content
-     * @param	array		$conf: The PlugIn configuration
-     *
-     * @abstract
-     *
-     * @return	string		The content that is displayed on the website
-     */
-    abstract public function main($content, $conf);
+	/**
+	 * The main method of the PlugIn
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$content: The PlugIn content
+	 * @param	array		$conf: The PlugIn configuration
+	 *
+	 * @abstract
+	 *
+	 * @return	string		The content that is displayed on the website
+	 */
+	abstract public function main($content, $conf);
 
-    /**
-     * Sets default plugin variables from Typoscript
-     * (stdWrap backport from TYPO3 6.2)
-     * @see http://forge.typo3.org/issues/22045
-     *
-     * @access	public
-     *
-     * @return	void
-     */
-    public function pi_setPiVarDefaults() {
+	/**
+	 * Sets default plugin variables from Typoscript
+	 * (stdWrap backport from TYPO3 6.2)
+	 * @see http://forge.typo3.org/issues/22045
+	 *
+	 * @access	public
+	 *
+	 * @return	void
+	 */
+	public function pi_setPiVarDefaults() {
 
-        if (is_array($this->conf['_DEFAULT_PI_VARS.'])) {
+		if (is_array($this->conf['_DEFAULT_PI_VARS.'])) {
 
-            foreach ($this->conf['_DEFAULT_PI_VARS.'] as $GPkey => $GPval) {
+			foreach ($this->conf['_DEFAULT_PI_VARS.'] as $GPkey => $GPval) {
 
-                if (strpos($GPkey, '.')) {
+				if (strpos($GPkey, '.')) {
 
-                    $GPkey = substr($GPkey, 0, -1);
+					$GPkey = substr($GPkey, 0, -1);
 
-                }
+				}
 
-                if (is_array($this->conf['_DEFAULT_PI_VARS.'][$GPkey.'.']['stdWrap.'])) {
+				if (is_array($this->conf['_DEFAULT_PI_VARS.'][$GPkey.'.']['stdWrap.'])) {
 
-                    $GPval = $GPval ? $GPval : '';
+					$GPval = $GPval ? $GPval : '';
 
-                    $this->conf['_DEFAULT_PI_VARS.'][$GPkey] = $this->cObj->stdWrap($GPval, $this->conf['_DEFAULT_PI_VARS.'][$GPkey.'.']['stdWrap.']);
+					$this->conf['_DEFAULT_PI_VARS.'][$GPkey] = $this->cObj->stdWrap($GPval, $this->conf['_DEFAULT_PI_VARS.'][$GPkey.'.']['stdWrap.']);
 
-                    unset ($this->conf['_DEFAULT_PI_VARS.'][$GPkey.'.']['stdWrap.']);
+					unset ($this->conf['_DEFAULT_PI_VARS.'][$GPkey.'.']['stdWrap.']);
 
-                }
+				}
 
-            }
+			}
 
-            $this->piVars = tx_dlf_helper::array_merge_recursive_overrule($this->conf['_DEFAULT_PI_VARS.'], is_array($this->piVars) ? $this->piVars : array ());
+			$this->piVars = tx_dlf_helper::array_merge_recursive_overrule($this->conf['_DEFAULT_PI_VARS.'], is_array($this->piVars) ? $this->piVars : array ());
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * Wraps the input string in a tag with the class attribute set to the class name
-     *
-     * @access	public
-     *
-     * @param	string		$content: HTML content to wrap in the div-tags with the "main class" of the plugin
-     *
-     * @return	string		HTML content wrapped, ready to return to the parent object.
-     */
-    public function pi_wrapInBaseClass($content) {
+	/**
+	 * Wraps the input string in a tag with the class attribute set to the class name
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$content: HTML content to wrap in the div-tags with the "main class" of the plugin
+	 *
+	 * @return	string		HTML content wrapped, ready to return to the parent object.
+	 */
+	public function pi_wrapInBaseClass($content) {
 
-        if (!$GLOBALS['TSFE']->config['config']['disableWrapInBaseClass']) {
-            // Use get_class($this) instead of $this->prefixId for content wrapping because $this->prefixId is the same for all plugins.
-            $content = '<div class="'.str_replace('_', '-', get_class($this)).'">'.$content.'</div>';
+		if (!$GLOBALS['TSFE']->config['config']['disableWrapInBaseClass']) {
+			// Use get_class($this) instead of $this->prefixId for content wrapping because $this->prefixId is the same for all plugins.
+			$content = '<div class="'.str_replace('_', '-', get_class($this)).'">'.$content.'</div>';
 
-            if (!$GLOBALS['TSFE']->config['config']['disablePrefixComment']) {
+			if (!$GLOBALS['TSFE']->config['config']['disablePrefixComment']) {
 
-                $content = "\n\n<!-- BEGIN: Content of extension '".$this->extKey."', plugin '".get_class($this)."' -->\n\n".$content."\n\n<!-- END: Content of extension '".$this->extKey."', plugin '".get_class($this)."' -->\n\n";
+				$content = "\n\n<!-- BEGIN: Content of extension '".$this->extKey."', plugin '".get_class($this)."' -->\n\n".$content."\n\n<!-- END: Content of extension '".$this->extKey."', plugin '".get_class($this)."' -->\n\n";
 
-            }
-        }
+			}
+		}
 
-        return $content;
+		return $content;
 
-    }
+	}
 
-    /**
-     * Parses a string into a Typoscript array
-     *
-     * @access	protected
-     *
-     * @param	string		$string: The string to parse
-     *
-     * @return	array		The resulting typoscript array
-     */
-    protected function parseTS($string = '') {
+	/**
+	 * Parses a string into a Typoscript array
+	 *
+	 * @access	protected
+	 *
+	 * @param	string		$string: The string to parse
+	 *
+	 * @return	array		The resulting typoscript array
+	 */
+	protected function parseTS($string = '') {
 
-        $parser = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\TypoScript\\Parser\\TypoScriptParser');
+		$parser = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\TypoScript\\Parser\\TypoScriptParser');
 
-        $parser->parse($string);
+		$parser->parse($string);
 
-        return $parser->setup;
+		return $parser->setup;
 
-    }
+	}
 
-    /**
-     * Sets some configuration variables if the plugin is cached.
-     *
-     * @access	protected
-     *
-     * @param	boolean		$cache: Should the plugin be cached?
-     *
-     * @return	void
-     */
-    protected function setCache($cache = TRUE) {
+	/**
+	 * Sets some configuration variables if the plugin is cached.
+	 *
+	 * @access	protected
+	 *
+	 * @param	boolean		$cache: Should the plugin be cached?
+	 *
+	 * @return	void
+	 */
+	protected function setCache($cache = TRUE) {
 
-        if ($cache) {
+		if ($cache) {
 
-            // Set cObject type to "USER" (default).
-            $this->pi_USER_INT_obj = FALSE;
+			// Set cObject type to "USER" (default).
+			$this->pi_USER_INT_obj = FALSE;
 
-            $this->pi_checkCHash = TRUE;
+			$this->pi_checkCHash = TRUE;
 
-            if (count($this->piVars)) {
+			if (count($this->piVars)) {
 
-                // Check cHash or disable caching.
-                $GLOBALS['TSFE']->reqCHash();
+				// Check cHash or disable caching.
+				$GLOBALS['TSFE']->reqCHash();
 
-            }
+			}
 
-        } else {
+		} else {
 
-            // Set cObject type to "USER_INT".
-            $this->pi_USER_INT_obj = TRUE;
+			// Set cObject type to "USER_INT".
+			$this->pi_USER_INT_obj = TRUE;
 
-            $this->pi_checkCHash = FALSE;
+			$this->pi_checkCHash = FALSE;
 
-            // Plugins are of type "USER" by default, so convert it to "USER_INT".
-            $this->cObj->convertToUserIntObject();
+			// Plugins are of type "USER" by default, so convert it to "USER_INT".
+			$this->cObj->convertToUserIntObject();
 
-        }
+		}
 
-    }
+	}
 
 }

Spacing +3 added lines, -3 removed lines

@@ -60,7 +60,7 @@ 
     protected function init(array $conf) {
 
         // Read FlexForm configuration.
-        $flexFormConf = array ();
+        $flexFormConf = array();
 
         $this->cObj->readFlexformIntoConf($this->cObj->data['pi_flexform'], $flexFormConf);
 
@@ -132,7 +132,7 @@ 
             $pid = (!empty($this->conf['excludeOther']) ? intval($this->conf['pages']) : 0);
 
             // Get instance of tx_dlf_document.
-            $this->doc =& tx_dlf_document::getInstance($this->piVars['id'], $pid);
+            $this->doc = & tx_dlf_document::getInstance($this->piVars['id'], $pid);
 
             if (!$this->doc->ready) {
 
@@ -246,7 +246,7 @@ 
 
             }
 
-            $this->piVars = tx_dlf_helper::array_merge_recursive_overrule($this->conf['_DEFAULT_PI_VARS.'], is_array($this->piVars) ? $this->piVars : array ());
+            $this->piVars = tx_dlf_helper::array_merge_recursive_overrule($this->conf['_DEFAULT_PI_VARS.'], is_array($this->piVars) ? $this->piVars : array());
 
         }
 

common/class.tx_dlf_format.php

Indentation +11 added lines, -11 removed lines

@@ -20,16 +20,16 @@
  */
 interface tx_dlf_format {
 
-    /**
-     * This extracts metadata from XML
-     *
-     * @access	public
-     *
-     * @param	SimpleXMLElement		$xml: The XML to extract the metadata from
-     * @param	array		&$metadata: The metadata array to fill
-     *
-     * @return	void
-     */
-    public function extractMetadata(SimpleXMLElement $xml, array &$metadata);
+	/**
+	 * This extracts metadata from XML
+	 *
+	 * @access	public
+	 *
+	 * @param	SimpleXMLElement		$xml: The XML to extract the metadata from
+	 * @param	array		&$metadata: The metadata array to fill
+	 *
+	 * @return	void
+	 */
+	public function extractMetadata(SimpleXMLElement $xml, array &$metadata);
 
 }

common/class.tx_dlf_list.php

Indentation +659 added lines, -659 removed lines

@@ -19,928 +19,928 @@
  */
 class tx_dlf_list implements ArrayAccess, Countable, Iterator, \TYPO3\CMS\Core\SingletonInterface {
 
-    /**
-     * This holds the number of documents in the list
-     * @see Countable
-     *
-     * @var	integer
-     * @access protected
-     */
-    protected $count = 0;
-
-    /**
-     * This holds the list entries in sorted order
-     * @see ArrayAccess
-     *
-     * @var	array()
-     * @access protected
-     */
-    protected $elements = array ();
-
-    /**
-     * This holds the list's metadata
-     *
-     * @var	array
-     * @access protected
-     */
-    protected $metadata = array ();
-
-    /**
-     * This holds the current list position
-     * @see Iterator
-     *
-     * @var	integer
-     * @access protected
-     */
-    protected $position = 0;
-
-    /**
-     * This holds the full records of already processed list elements
-     *
-     * @var	array()
-     * @access protected
-     */
-    protected $records = array ();
-
-    /**
-     * Instance of Apache_Solr_Service class
-     *
-     * @var	Apache_Solr_Service
-     * @access protected
-     */
-    protected $solr;
-
-    /**
-     * This holds the Solr metadata configuration
-     *
-     * @var	array
-     * @access protected
-     */
-    protected $solrConfig = array ();
-
-    /**
-     * This adds an array of elements at the given position to the list
-     *
-     * @access	public
-     *
-     * @param	array		$elements: Array of elements to add to list
-     * @param	integer		$position: Numeric position for including
-     *
-     * @return	void
-     */
-    public function add(array $elements, $position = -1) {
-
-        $position = \TYPO3\CMS\Core\Utility\MathUtility::forceIntegerInRange($position, 0, $this->count, $this->count);
-
-        if (!empty($elements)) {
-
-            array_splice($this->elements, $position, 0, $elements);
-
-            $this->count = count($this->elements);
-
-        }
-
-    }
-
-    /**
-     * This counts the elements
-     * @see Countable::count()
-     *
-     * @access	public
-     *
-     * @return	integer		The number of elements in the list
-     */
-    public function count() {
+	/**
+	 * This holds the number of documents in the list
+	 * @see Countable
+	 *
+	 * @var	integer
+	 * @access protected
+	 */
+	protected $count = 0;
+
+	/**
+	 * This holds the list entries in sorted order
+	 * @see ArrayAccess
+	 *
+	 * @var	array()
+	 * @access protected
+	 */
+	protected $elements = array ();
+
+	/**
+	 * This holds the list's metadata
+	 *
+	 * @var	array
+	 * @access protected
+	 */
+	protected $metadata = array ();
+
+	/**
+	 * This holds the current list position
+	 * @see Iterator
+	 *
+	 * @var	integer
+	 * @access protected
+	 */
+	protected $position = 0;
+
+	/**
+	 * This holds the full records of already processed list elements
+	 *
+	 * @var	array()
+	 * @access protected
+	 */
+	protected $records = array ();
+
+	/**
+	 * Instance of Apache_Solr_Service class
+	 *
+	 * @var	Apache_Solr_Service
+	 * @access protected
+	 */
+	protected $solr;
+
+	/**
+	 * This holds the Solr metadata configuration
+	 *
+	 * @var	array
+	 * @access protected
+	 */
+	protected $solrConfig = array ();
+
+	/**
+	 * This adds an array of elements at the given position to the list
+	 *
+	 * @access	public
+	 *
+	 * @param	array		$elements: Array of elements to add to list
+	 * @param	integer		$position: Numeric position for including
+	 *
+	 * @return	void
+	 */
+	public function add(array $elements, $position = -1) {
+
+		$position = \TYPO3\CMS\Core\Utility\MathUtility::forceIntegerInRange($position, 0, $this->count, $this->count);
+
+		if (!empty($elements)) {
+
+			array_splice($this->elements, $position, 0, $elements);
+
+			$this->count = count($this->elements);
+
+		}
+
+	}
+
+	/**
+	 * This counts the elements
+	 * @see Countable::count()
+	 *
+	 * @access	public
+	 *
+	 * @return	integer		The number of elements in the list
+	 */
+	public function count() {
 
-        return $this->count;
+		return $this->count;
 
-    }
+	}
 
-    /**
-     * This returns the current element
-     * @see Iterator::current()
-     *
-     * @access	public
-     *
-     * @return	array		The current element
-     */
-    public function current() {
+	/**
+	 * This returns the current element
+	 * @see Iterator::current()
+	 *
+	 * @access	public
+	 *
+	 * @return	array		The current element
+	 */
+	public function current() {
 
-        if ($this->valid()) {
+		if ($this->valid()) {
 
-            return $this->getRecord($this->elements[$this->position]);
+			return $this->getRecord($this->elements[$this->position]);
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->current()] Invalid position "'.$this->position.'" for list element', $this->extKey, SYSLOG_SEVERITY_NOTICE);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->current()] Invalid position "'.$this->position.'" for list element', $this->extKey, SYSLOG_SEVERITY_NOTICE);
 
-            }
+			}
 
-            return;
+			return;
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * This returns the full record of any list element
-     *
-     * @access	protected
-     *
-     * @param	mixed		$element: The list element
-     *
-     * @return	mixed		The element's full record
-     */
-    protected function getRecord($element) {
+	/**
+	 * This returns the full record of any list element
+	 *
+	 * @access	protected
+	 *
+	 * @param	mixed		$element: The list element
+	 *
+	 * @return	mixed		The element's full record
+	 */
+	protected function getRecord($element) {
 
-        if (is_array($element) && array_keys($element) == array ('u', 'h', 's', 'p')) {
+		if (is_array($element) && array_keys($element) == array ('u', 'h', 's', 'p')) {
 
-            // Return already processed record if possible.
-            if (!empty($this->records[$element['u']])) {
+			// Return already processed record if possible.
+			if (!empty($this->records[$element['u']])) {
 
-                return $this->records[$element['u']];
+				return $this->records[$element['u']];
 
-            }
+			}
 
-            $record = array (
-                'uid' => $element['u'],
-                'page' => 1,
-                'preview' => '',
-                'subparts' => $element['p']
-            );
+			$record = array (
+				'uid' => $element['u'],
+				'page' => 1,
+				'preview' => '',
+				'subparts' => $element['p']
+			);
 
-            // Check if it's a list of database records or Solr documents.
-            if (!empty($this->metadata['options']['source']) && $this->metadata['options']['source'] == 'collection') {
+			// Check if it's a list of database records or Solr documents.
+			if (!empty($this->metadata['options']['source']) && $this->metadata['options']['source'] == 'collection') {
 
-                // Get document's thumbnail and metadata from database.
-                $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-                    'tx_dlf_documents.uid AS uid,tx_dlf_documents.thumbnail AS thumbnail,tx_dlf_documents.metadata AS metadata',
-                    'tx_dlf_documents',
-                    '(tx_dlf_documents.uid='.intval($record['uid']).' OR tx_dlf_documents.partof='.intval($record['uid']).')'.tx_dlf_helper::whereClause('tx_dlf_documents'),
-                    '',
-                    '',
-                    ''
-                );
+				// Get document's thumbnail and metadata from database.
+				$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+					'tx_dlf_documents.uid AS uid,tx_dlf_documents.thumbnail AS thumbnail,tx_dlf_documents.metadata AS metadata',
+					'tx_dlf_documents',
+					'(tx_dlf_documents.uid='.intval($record['uid']).' OR tx_dlf_documents.partof='.intval($record['uid']).')'.tx_dlf_helper::whereClause('tx_dlf_documents'),
+					'',
+					'',
+					''
+				);
 
-                // Process results.
-                while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
+				// Process results.
+				while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
 
-                    // Prepare document's metadata.
-                    $metadata = unserialize($resArray['metadata']);
+					// Prepare document's metadata.
+					$metadata = unserialize($resArray['metadata']);
 
-                    if (!empty($metadata['type'][0]) && \TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($metadata['type'][0])) {
+					if (!empty($metadata['type'][0]) && \TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($metadata['type'][0])) {
 
-                        $metadata['type'][0] = tx_dlf_helper::getIndexName($metadata['type'][0], 'tx_dlf_structures', $this->metadata['options']['pid']);
+						$metadata['type'][0] = tx_dlf_helper::getIndexName($metadata['type'][0], 'tx_dlf_structures', $this->metadata['options']['pid']);
 
-                    }
+					}
 
-                    if (!empty($metadata['owner'][0]) && \TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($metadata['owner'][0])) {
+					if (!empty($metadata['owner'][0]) && \TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($metadata['owner'][0])) {
 
-                        $metadata['owner'][0] = tx_dlf_helper::getIndexName($metadata['owner'][0], 'tx_dlf_libraries', $this->metadata['options']['pid']);
+						$metadata['owner'][0] = tx_dlf_helper::getIndexName($metadata['owner'][0], 'tx_dlf_libraries', $this->metadata['options']['pid']);
 
-                    }
+					}
 
-                    if (!empty($metadata['collection']) && is_array($metadata['collection'])) {
+					if (!empty($metadata['collection']) && is_array($metadata['collection'])) {
 
-                        foreach ($metadata['collection'] as $i => $collection) {
+						foreach ($metadata['collection'] as $i => $collection) {
 
-                            if (\TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($collection)) {
+							if (\TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($collection)) {
 
-                                $metadata['collection'][$i] = tx_dlf_helper::getIndexName($metadata['collection'][$i], 'tx_dlf_collections', $this->metadata['options']['pid']);
+								$metadata['collection'][$i] = tx_dlf_helper::getIndexName($metadata['collection'][$i], 'tx_dlf_collections', $this->metadata['options']['pid']);
 
-                            }
+							}
 
-                        }
+						}
 
-                    }
+					}
 
-                    // Add metadata to list element.
-                    if ($resArray['uid'] == $record['uid']) {
+					// Add metadata to list element.
+					if ($resArray['uid'] == $record['uid']) {
 
-                        $record['thumbnail'] = $resArray['thumbnail'];
+						$record['thumbnail'] = $resArray['thumbnail'];
 
-                        $record['metadata'] = $metadata;
+						$record['metadata'] = $metadata;
 
-                    } elseif (($key = tx_dlf_helper::array_search_recursive($resArray['uid'], $record['subparts'], TRUE)) !== FALSE) {
+					} elseif (($key = tx_dlf_helper::array_search_recursive($resArray['uid'], $record['subparts'], TRUE)) !== FALSE) {
 
-                        $record['subparts'][$key] = array (
-                            'uid' => $resArray['uid'],
-                            'page' => 1,
-                            'preview' => (!empty($record['subparts'][$key]['h']) ? $record['subparts'][$key]['h'] : ''),
-                            'thumbnail' => $resArray['thumbnail'],
-                            'metadata' => $metadata
-                        );
+						$record['subparts'][$key] = array (
+							'uid' => $resArray['uid'],
+							'page' => 1,
+							'preview' => (!empty($record['subparts'][$key]['h']) ? $record['subparts'][$key]['h'] : ''),
+							'thumbnail' => $resArray['thumbnail'],
+							'metadata' => $metadata
+						);
 
-                    }
+					}
 
-                }
+				}
 
-            } elseif (!empty($this->metadata['options']['source']) && $this->metadata['options']['source'] == 'search') {
+			} elseif (!empty($this->metadata['options']['source']) && $this->metadata['options']['source'] == 'search') {
 
-                if ($this->solrConnect()) {
+				if ($this->solrConnect()) {
 
-                    // Get document's thumbnail and metadata from Solr index.
-                    $result = $this->solr->service->search('uid:'.tx_dlf_solr::escapeQuery($record['uid']), 0, $this->solr->limit);
+					// Get document's thumbnail and metadata from Solr index.
+					$result = $this->solr->service->search('uid:'.tx_dlf_solr::escapeQuery($record['uid']), 0, $this->solr->limit);
 
-                    // Process results.
-                    foreach ($result->response->docs as $resArray) {
+					// Process results.
+					foreach ($result->response->docs as $resArray) {
 
-                        // Prepare document's metadata.
-                        $metadata = array ();
+						// Prepare document's metadata.
+						$metadata = array ();
 
-                        foreach ($this->solrConfig as $index_name => $solr_name) {
+						foreach ($this->solrConfig as $index_name => $solr_name) {
 
-                            if (!empty($resArray->$solr_name)) {
+							if (!empty($resArray->$solr_name)) {
 
-                                $metadata[$index_name] = (is_array($resArray->$solr_name) ? $resArray->$solr_name : array ($resArray->$solr_name));
+								$metadata[$index_name] = (is_array($resArray->$solr_name) ? $resArray->$solr_name : array ($resArray->$solr_name));
 
-                            }
+							}
 
-                        }
+						}
 
-                        // Add metadata to list elements.
-                        if ($resArray->toplevel) {
+						// Add metadata to list elements.
+						if ($resArray->toplevel) {
 
-                            $record['thumbnail'] = $resArray->thumbnail;
+							$record['thumbnail'] = $resArray->thumbnail;
 
-                            $record['metadata'] = $metadata;
+							$record['metadata'] = $metadata;
 
-                        } elseif (($key = tx_dlf_helper::array_search_recursive($resArray->id, $record['subparts'], TRUE)) !== FALSE) {
+						} elseif (($key = tx_dlf_helper::array_search_recursive($resArray->id, $record['subparts'], TRUE)) !== FALSE) {
 
-                            $record['subparts'][$key] = array (
-                                'uid' => $resArray->uid,
-                                'page' => $resArray->page,
-                                'preview' => (!empty($record['subparts'][$key]['h']) ? $record['subparts'][$key]['h'] : ''),
-                                'thumbnail' => $resArray->thumbnail,
-                                'metadata' => $metadata
-                            );
+							$record['subparts'][$key] = array (
+								'uid' => $resArray->uid,
+								'page' => $resArray->page,
+								'preview' => (!empty($record['subparts'][$key]['h']) ? $record['subparts'][$key]['h'] : ''),
+								'thumbnail' => $resArray->thumbnail,
+								'metadata' => $metadata
+							);
 
-                        }
+						}
 
-                    }
+					}
 
-                }
+				}
 
-            }
+			}
 
-            // Save record for later usage.
-            $this->records[$element['u']] = $record;
+			// Save record for later usage.
+			$this->records[$element['u']] = $record;
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->getRecord([data])] No UID of list element to fetch full record', $this->extKey, SYSLOG_SEVERITY_NOTICE, $element);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->getRecord([data])] No UID of list element to fetch full record', $this->extKey, SYSLOG_SEVERITY_NOTICE, $element);
 
-            }
+			}
 
-            $record = $element;
+			$record = $element;
 
-        }
+		}
 
-        return $record;
+		return $record;
 
-    }
+	}
 
-    /**
-     * This returns the current position
-     * @see Iterator::key()
-     *
-     * @access	public
-     *
-     * @return	integer		The current position
-     */
-    public function key() {
+	/**
+	 * This returns the current position
+	 * @see Iterator::key()
+	 *
+	 * @access	public
+	 *
+	 * @return	integer		The current position
+	 */
+	public function key() {
 
-        return $this->position;
+		return $this->position;
 
-    }
+	}
 
 
 
-    /**
-     * This moves the element at the given position up or down
-     *
-     * @access	public
-     *
-     * @param	integer		$position: Numeric position for moving
-     * @param	integer		$steps: Amount of steps to move up or down
-     *
-     * @return	void
-     */
-    public function move($position, $steps) {
+	/**
+	 * This moves the element at the given position up or down
+	 *
+	 * @access	public
+	 *
+	 * @param	integer		$position: Numeric position for moving
+	 * @param	integer		$steps: Amount of steps to move up or down
+	 *
+	 * @return	void
+	 */
+	public function move($position, $steps) {
 
-        // Save parameters for logging purposes.
-        $_position = $position;
+		// Save parameters for logging purposes.
+		$_position = $position;
 
-        $_steps = $steps;
+		$_steps = $steps;
 
-        $position = intval($position);
+		$position = intval($position);
 
-        // Check if list position is valid.
-        if ($position < 0 || $position >= $this->count) {
+		// Check if list position is valid.
+		if ($position < 0 || $position >= $this->count) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->move('.$_position.', '.$_steps.')] Invalid position "'.$position.'" for element moving', $this->extKey, SYSLOG_SEVERITY_WARNING);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->move('.$_position.', '.$_steps.')] Invalid position "'.$position.'" for element moving', $this->extKey, SYSLOG_SEVERITY_WARNING);
 
-            }
+			}
 
-            return;
+			return;
 
-        }
+		}
 
-        $steps = intval($steps);
+		$steps = intval($steps);
 
-        // Check if moving given amount of steps is possible.
-        if (($position + $steps) < 0 || ($position + $steps) >= $this->count) {
+		// Check if moving given amount of steps is possible.
+		if (($position + $steps) < 0 || ($position + $steps) >= $this->count) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->move('.$_position.', '.$_steps.')] Invalid steps "'.$steps.'" for moving element at position "'.$position.'"', $this->extKey, SYSLOG_SEVERITY_WARNING);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->move('.$_position.', '.$_steps.')] Invalid steps "'.$steps.'" for moving element at position "'.$position.'"', $this->extKey, SYSLOG_SEVERITY_WARNING);
 
-            }
+			}
 
-            return;
+			return;
 
-        }
+		}
 
-        $element = $this->remove($position);
+		$element = $this->remove($position);
 
-        $this->add(array ($element), $position + $steps);
+		$this->add(array ($element), $position + $steps);
 
-    }
+	}
 
-    /**
-     * This moves the element at the given position up
-     *
-     * @access	public
-     *
-     * @param	integer		$position: Numeric position for moving
-     *
-     * @return	void
-     */
-    public function moveUp($position) {
+	/**
+	 * This moves the element at the given position up
+	 *
+	 * @access	public
+	 *
+	 * @param	integer		$position: Numeric position for moving
+	 *
+	 * @return	void
+	 */
+	public function moveUp($position) {
 
-        $this->move($position, -1);
+		$this->move($position, -1);
 
-    }
+	}
 
-    /**
-     * This moves the element at the given position down
-     *
-     * @access	public
-     *
-     * @param	integer		$position: Numeric position for moving
-     *
-     * @return	void
-     */
-    public function moveDown($position) {
+	/**
+	 * This moves the element at the given position down
+	 *
+	 * @access	public
+	 *
+	 * @param	integer		$position: Numeric position for moving
+	 *
+	 * @return	void
+	 */
+	public function moveDown($position) {
 
-        $this->move($position, 1);
+		$this->move($position, 1);
 
-    }
+	}
 
-    /**
-     * This increments the current list position
-     * @see Iterator::next()
-     *
-     * @access	public
-     *
-     * @return	void
-     */
-    public function next() {
+	/**
+	 * This increments the current list position
+	 * @see Iterator::next()
+	 *
+	 * @access	public
+	 *
+	 * @return	void
+	 */
+	public function next() {
 
-        $this->position++;
+		$this->position++;
 
-    }
+	}
 
-    /**
-     * This checks if an offset exists
-     * @see ArrayAccess::offsetExists()
-     *
-     * @access	public
-     *
-     * @param	mixed		$offset: The offset to check
-     *
-     * @return	boolean		Does the given offset exist?
-     */
-    public function offsetExists($offset) {
+	/**
+	 * This checks if an offset exists
+	 * @see ArrayAccess::offsetExists()
+	 *
+	 * @access	public
+	 *
+	 * @param	mixed		$offset: The offset to check
+	 *
+	 * @return	boolean		Does the given offset exist?
+	 */
+	public function offsetExists($offset) {
 
-        return isset($this->elements[$offset]);
+		return isset($this->elements[$offset]);
 
-    }
+	}
 
-    /**
-     * This returns the element at the given offset
-     * @see ArrayAccess::offsetGet()
-     *
-     * @access	public
-     *
-     * @param	mixed		$offset: The offset to return
-     *
-     * @return	array		The element at the given offset
-     */
-    public function offsetGet($offset) {
+	/**
+	 * This returns the element at the given offset
+	 * @see ArrayAccess::offsetGet()
+	 *
+	 * @access	public
+	 *
+	 * @param	mixed		$offset: The offset to return
+	 *
+	 * @return	array		The element at the given offset
+	 */
+	public function offsetGet($offset) {
 
-        if ($this->offsetExists($offset)) {
+		if ($this->offsetExists($offset)) {
 
-            return $this->getRecord($this->elements[$offset]);
+			return $this->getRecord($this->elements[$offset]);
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->offsetGet('.$offset.')] Invalid offset "'.$offset.'" for list element', $this->extKey, SYSLOG_SEVERITY_NOTICE);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->offsetGet('.$offset.')] Invalid offset "'.$offset.'" for list element', $this->extKey, SYSLOG_SEVERITY_NOTICE);
 
-            }
+			}
 
-            return;
+			return;
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * This sets the element at the given offset
-     * @see ArrayAccess::offsetSet()
-     *
-     * @access	public
-     *
-     * @param	mixed		$offset: The offset to set (non-integer offsets will be appended)
-     * @param	mixed		$value: The value to set
-     *
-     * @return	void
-     */
-    public function offsetSet($offset, $value) {
+	/**
+	 * This sets the element at the given offset
+	 * @see ArrayAccess::offsetSet()
+	 *
+	 * @access	public
+	 *
+	 * @param	mixed		$offset: The offset to set (non-integer offsets will be appended)
+	 * @param	mixed		$value: The value to set
+	 *
+	 * @return	void
+	 */
+	public function offsetSet($offset, $value) {
 
-        if (\TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($offset)) {
+		if (\TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($offset)) {
 
-            $this->elements[$offset] = $value;
+			$this->elements[$offset] = $value;
 
-        } else {
+		} else {
 
-            $this->elements[] = $value;
+			$this->elements[] = $value;
 
-        }
+		}
 
-        // Re-number the elements.
-        $this->elements = array_values($this->elements);
+		// Re-number the elements.
+		$this->elements = array_values($this->elements);
 
-        $this->count = count($this->elements);
+		$this->count = count($this->elements);
 
-    }
+	}
 
-    /**
-     * This removes the element at the given position from the list
-     *
-     * @access	public
-     *
-     * @param	integer		$position: Numeric position for removing
-     *
-     * @return	array		The removed element
-     */
-    public function remove($position) {
+	/**
+	 * This removes the element at the given position from the list
+	 *
+	 * @access	public
+	 *
+	 * @param	integer		$position: Numeric position for removing
+	 *
+	 * @return	array		The removed element
+	 */
+	public function remove($position) {
 
-        // Save parameter for logging purposes.
-        $_position = $position;
+		// Save parameter for logging purposes.
+		$_position = $position;
 
-        $position = intval($position);
+		$position = intval($position);
 
-        if ($position < 0 || $position >= $this->count) {
+		if ($position < 0 || $position >= $this->count) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->remove('.$_position.')] Invalid position "'.$position.'" for element removing', $this->extKey, SYSLOG_SEVERITY_WARNING);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->remove('.$_position.')] Invalid position "'.$position.'" for element removing', $this->extKey, SYSLOG_SEVERITY_WARNING);
 
-            }
+			}
 
-            return;
+			return;
 
-        }
+		}
 
-        $removed = array_splice($this->elements, $position, 1);
+		$removed = array_splice($this->elements, $position, 1);
 
-        $this->count = count($this->elements);
+		$this->count = count($this->elements);
 
-        return $this->getRecord($removed[0]);
+		return $this->getRecord($removed[0]);
 
-    }
+	}
 
-    /**
-     * This removes elements at the given range from the list
-     *
-     * @access	public
-     *
-     * @param	integer		$position: Numeric position for start of range
-     *
-     * @param	integer		$length: Numeric position for length of range
-     *
-     * @return	array		The indizes of the removed elements
-     */
-    public function removeRange($position, $length) {
+	/**
+	 * This removes elements at the given range from the list
+	 *
+	 * @access	public
+	 *
+	 * @param	integer		$position: Numeric position for start of range
+	 *
+	 * @param	integer		$length: Numeric position for length of range
+	 *
+	 * @return	array		The indizes of the removed elements
+	 */
+	public function removeRange($position, $length) {
 
-        // Save parameter for logging purposes.
-        $_position = $position;
+		// Save parameter for logging purposes.
+		$_position = $position;
 
-        $position = intval($position);
+		$position = intval($position);
 
-        if ($position < 0 || $position >= $this->count) {
+		if ($position < 0 || $position >= $this->count) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->remove('.$_position.')] Invalid position "'.$position.'" for element removing', $this->extKey, SYSLOG_SEVERITY_WARNING);
-            }
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->remove('.$_position.')] Invalid position "'.$position.'" for element removing', $this->extKey, SYSLOG_SEVERITY_WARNING);
+			}
 
-            return;
-        }
+			return;
+		}
 
-        $removed = array_splice($this->elements, $position, $length);
+		$removed = array_splice($this->elements, $position, $length);
 
-        $this->count = count($this->elements);
+		$this->count = count($this->elements);
 
-        return $removed;
-    }
+		return $removed;
+	}
 
-    /**
-     * This clears the current list
-     *
-     * @access	public
-     *
-     * @return	void
-     */
-    public function reset() {
+	/**
+	 * This clears the current list
+	 *
+	 * @access	public
+	 *
+	 * @return	void
+	 */
+	public function reset() {
 
-        $this->elements = array ();
+		$this->elements = array ();
 
-        $this->records = array ();
+		$this->records = array ();
 
-        $this->metadata = array ();
+		$this->metadata = array ();
 
-        $this->count = 0;
+		$this->count = 0;
 
-        $this->position = 0;
+		$this->position = 0;
 
-    }
+	}
 
-    /**
-     * This resets the list position
-     * @see Iterator::rewind()
-     *
-     * @access	public
-     *
-     * @return	void
-     */
-    public function rewind() {
+	/**
+	 * This resets the list position
+	 * @see Iterator::rewind()
+	 *
+	 * @access	public
+	 *
+	 * @return	void
+	 */
+	public function rewind() {
 
-        $this->position = 0;
+		$this->position = 0;
 
-    }
+	}
 
-    /**
-     * This saves the current list
-     *
-     * @access	public
-     *
-     * @param	integer		$pid: PID for saving in database
-     *
-     * @return	void
-     */
-    public function save($pid = 0) {
+	/**
+	 * This saves the current list
+	 *
+	 * @access	public
+	 *
+	 * @param	integer		$pid: PID for saving in database
+	 *
+	 * @return	void
+	 */
+	public function save($pid = 0) {
 
-        $pid = max(intval($pid), 0);
+		$pid = max(intval($pid), 0);
 
-        // If no PID is given, save to the user's session instead
-        if ($pid > 0) {
+		// If no PID is given, save to the user's session instead
+		if ($pid > 0) {
 
-            // TODO: Liste in Datenbank speichern (inkl. Sichtbarkeit, Beschreibung, etc.)
+			// TODO: Liste in Datenbank speichern (inkl. Sichtbarkeit, Beschreibung, etc.)
 
-        } else {
+		} else {
 
-            tx_dlf_helper::saveToSession(array ($this->elements, $this->metadata), get_class($this));
+			tx_dlf_helper::saveToSession(array ($this->elements, $this->metadata), get_class($this));
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * Connects to Solr server.
-     *
-     * @access	protected
-     *
-     * @return	boolean		TRUE on success or FALSE on failure
-     */
-    protected function solrConnect() {
+	/**
+	 * Connects to Solr server.
+	 *
+	 * @access	protected
+	 *
+	 * @return	boolean		TRUE on success or FALSE on failure
+	 */
+	protected function solrConnect() {
 
-        // Get Solr instance.
-        if (!$this->solr) {
+		// Get Solr instance.
+		if (!$this->solr) {
 
-            // Connect to Solr server.
-            if ($this->solr = tx_dlf_solr::getInstance($this->metadata['options']['core'])) {
+			// Connect to Solr server.
+			if ($this->solr = tx_dlf_solr::getInstance($this->metadata['options']['core'])) {
 
-                // Load index configuration.
-                $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-                        'tx_dlf_metadata.index_name AS index_name,tx_dlf_metadata.index_tokenized AS index_tokenized,tx_dlf_metadata.index_indexed AS index_indexed',
-                        'tx_dlf_metadata',
-                        'tx_dlf_metadata.is_listed=1 AND tx_dlf_metadata.pid='.intval($this->metadata['options']['pid']).tx_dlf_helper::whereClause('tx_dlf_metadata'),
-                        '',
-                        'tx_dlf_metadata.sorting ASC',
-                        ''
-                );
+				// Load index configuration.
+				$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+						'tx_dlf_metadata.index_name AS index_name,tx_dlf_metadata.index_tokenized AS index_tokenized,tx_dlf_metadata.index_indexed AS index_indexed',
+						'tx_dlf_metadata',
+						'tx_dlf_metadata.is_listed=1 AND tx_dlf_metadata.pid='.intval($this->metadata['options']['pid']).tx_dlf_helper::whereClause('tx_dlf_metadata'),
+						'',
+						'tx_dlf_metadata.sorting ASC',
+						''
+				);
 
-                while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
+				while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
 
-                    $this->solrConfig[$resArray['index_name']] = $resArray['index_name'].'_'.($resArray['index_tokenized'] ? 't' : 'u').'s'.($resArray['index_indexed'] ? 'i' : 'u');
+					$this->solrConfig[$resArray['index_name']] = $resArray['index_name'].'_'.($resArray['index_tokenized'] ? 't' : 'u').'s'.($resArray['index_indexed'] ? 'i' : 'u');
 
-                }
+				}
 
-                // Add static fields.
-                $this->solrConfig['type'] = 'type';
+				// Add static fields.
+				$this->solrConfig['type'] = 'type';
 
-            } else {
+			} else {
 
-                return FALSE;
+				return FALSE;
 
-            }
+			}
 
-        }
+		}
 
-        return TRUE;
+		return TRUE;
 
-    }
+	}
 
-    /**
-     * This sorts the current list by the given field
-     *
-     * @access	public
-     *
-     * @param	string		$by: Sort the list by this field
-     * @param	boolean		$asc: Sort ascending?
-     *
-     * @return	void
-     */
-    public function sort($by, $asc = TRUE) {
+	/**
+	 * This sorts the current list by the given field
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$by: Sort the list by this field
+	 * @param	boolean		$asc: Sort ascending?
+	 *
+	 * @return	void
+	 */
+	public function sort($by, $asc = TRUE) {
 
-        $newOrder = array ();
+		$newOrder = array ();
 
-        $nonSortable = array ();
+		$nonSortable = array ();
 
-        foreach ($this->elements as $num => $element) {
+		foreach ($this->elements as $num => $element) {
 
-            // Is this element sortable?
-            if (!empty($element['s'][$by])) {
+			// Is this element sortable?
+			if (!empty($element['s'][$by])) {
 
-                $newOrder[$element['s'][$by].str_pad($num, 6, '0', STR_PAD_LEFT)] = $element;
+				$newOrder[$element['s'][$by].str_pad($num, 6, '0', STR_PAD_LEFT)] = $element;
 
-            } else {
+			} else {
 
-                $nonSortable[] = $element;
+				$nonSortable[] = $element;
 
-            }
+			}
 
-        }
+		}
 
-        // Reorder elements.
-        if ($asc) {
+		// Reorder elements.
+		if ($asc) {
 
-            ksort($newOrder, SORT_LOCALE_STRING);
+			ksort($newOrder, SORT_LOCALE_STRING);
 
-        } else {
+		} else {
 
-            krsort($newOrder, SORT_LOCALE_STRING);
+			krsort($newOrder, SORT_LOCALE_STRING);
 
-        }
+		}
 
-        // Add non sortable elements to the end of the list.
-        $newOrder = array_merge(array_values($newOrder), $nonSortable);
+		// Add non sortable elements to the end of the list.
+		$newOrder = array_merge(array_values($newOrder), $nonSortable);
 
-        // Check if something is missing.
-        if ($this->count == count($newOrder)) {
+		// Check if something is missing.
+		if ($this->count == count($newOrder)) {
 
-            $this->elements = $newOrder;
+			$this->elements = $newOrder;
 
-        } else {
+		} else {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->sort('.$by.', ['.($asc ? 'TRUE' : 'FALSE').'])] Sorted list elements do not match unsorted elements', $this->extKey, SYSLOG_SEVERITY_ERROR);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->sort('.$by.', ['.($asc ? 'TRUE' : 'FALSE').'])] Sorted list elements do not match unsorted elements', $this->extKey, SYSLOG_SEVERITY_ERROR);
 
-            }
+			}
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * This unsets the element at the given offset
-     * @see ArrayAccess::offsetUnset()
-     *
-     * @access	public
-     *
-     * @param	mixed		$offset: The offset to unset
-     *
-     * @return	void
-     */
-    public function offsetUnset($offset) {
+	/**
+	 * This unsets the element at the given offset
+	 * @see ArrayAccess::offsetUnset()
+	 *
+	 * @access	public
+	 *
+	 * @param	mixed		$offset: The offset to unset
+	 *
+	 * @return	void
+	 */
+	public function offsetUnset($offset) {
 
-        unset ($this->elements[$offset]);
+		unset ($this->elements[$offset]);
 
-        // Re-number the elements.
-        $this->elements = array_values($this->elements);
+		// Re-number the elements.
+		$this->elements = array_values($this->elements);
 
-        $this->count = count($this->elements);
+		$this->count = count($this->elements);
 
-    }
+	}
 
-    /**
-     * This checks if the current list position is valid
-     * @see Iterator::valid()
-     *
-     * @access	public
-     *
-     * @return	boolean		Is the current list position valid?
-     */
-    public function valid() {
+	/**
+	 * This checks if the current list position is valid
+	 * @see Iterator::valid()
+	 *
+	 * @access	public
+	 *
+	 * @return	boolean		Is the current list position valid?
+	 */
+	public function valid() {
 
-        return isset($this->elements[$this->position]);
+		return isset($this->elements[$this->position]);
 
-    }
+	}
 
-    /**
-     * This returns $this->metadata via __get()
-     *
-     * @access	protected
-     *
-     * @return	array		The list's metadata
-     */
-    protected function _getMetadata() {
+	/**
+	 * This returns $this->metadata via __get()
+	 *
+	 * @access	protected
+	 *
+	 * @return	array		The list's metadata
+	 */
+	protected function _getMetadata() {
 
-        return $this->metadata;
+		return $this->metadata;
 
-    }
+	}
 
-    /**
-     * This sets $this->metadata via __set()
-     *
-     * @access	protected
-     *
-     * @param	array		$metadata: Array of new metadata
-     *
-     * @return	void
-     */
-    protected function _setMetadata(array $metadata = array ()) {
+	/**
+	 * This sets $this->metadata via __set()
+	 *
+	 * @access	protected
+	 *
+	 * @param	array		$metadata: Array of new metadata
+	 *
+	 * @return	void
+	 */
+	protected function _setMetadata(array $metadata = array ()) {
 
-        $this->metadata = $metadata;
+		$this->metadata = $metadata;
 
-    }
+	}
 
-    /**
-     * This is the constructor
-     *
-     * @access	public
-     *
-     * @param	array		$elements: Array of documents initially setting up the list
-     * @param	array		$metadata: Array of initial metadata
-     *
-     * @return	void
-     */
-    public function __construct(array $elements = array (), array $metadata = array ()) {
+	/**
+	 * This is the constructor
+	 *
+	 * @access	public
+	 *
+	 * @param	array		$elements: Array of documents initially setting up the list
+	 * @param	array		$metadata: Array of initial metadata
+	 *
+	 * @return	void
+	 */
+	public function __construct(array $elements = array (), array $metadata = array ()) {
 
-        if (empty($elements) && empty($metadata)) {
+		if (empty($elements) && empty($metadata)) {
 
-            // Let's check the user's session.
-            $sessionData = tx_dlf_helper::loadFromSession(get_class($this));
+			// Let's check the user's session.
+			$sessionData = tx_dlf_helper::loadFromSession(get_class($this));
 
-            // Restore list from session data.
-            if (is_array($sessionData)) {
+			// Restore list from session data.
+			if (is_array($sessionData)) {
 
-                if (is_array($sessionData[0])) {
+				if (is_array($sessionData[0])) {
 
-                    $this->elements = $sessionData[0];
+					$this->elements = $sessionData[0];
 
-                }
+				}
 
-                if (is_array($sessionData[1])) {
+				if (is_array($sessionData[1])) {
 
-                    $this->metadata = $sessionData[1];
+					$this->metadata = $sessionData[1];
 
-                }
+				}
 
-            }
+			}
 
-        } else {
+		} else {
 
-            // Add metadata to the list.
-            $this->metadata = $metadata;
+			// Add metadata to the list.
+			$this->metadata = $metadata;
 
-            // Add initial set of elements to the list.
-            $this->elements = $elements;
+			// Add initial set of elements to the list.
+			$this->elements = $elements;
 
-        }
+		}
 
-        $this->count = count($this->elements);
+		$this->count = count($this->elements);
 
-    }
+	}
 
-    /**
-     * This magic method is invoked each time a clone is called on the object variable
-     * (This method is defined as private/protected because singleton objects should not be cloned)
-     *
-     * @access	protected
-     *
-     * @return	void
-     */
-    protected function __clone() {}
+	/**
+	 * This magic method is invoked each time a clone is called on the object variable
+	 * (This method is defined as private/protected because singleton objects should not be cloned)
+	 *
+	 * @access	protected
+	 *
+	 * @return	void
+	 */
+	protected function __clone() {}
 
-    /**
-     * This magic method is called each time an invisible property is referenced from the object
-     *
-     * @access	public
-     *
-     * @param	string		$var: Name of variable to get
-     *
-     * @return	mixed		Value of $this->$var
-     */
-    public function __get($var) {
+	/**
+	 * This magic method is called each time an invisible property is referenced from the object
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$var: Name of variable to get
+	 *
+	 * @return	mixed		Value of $this->$var
+	 */
+	public function __get($var) {
 
-        $method = '_get'.ucfirst($var);
+		$method = '_get'.ucfirst($var);
 
-        if (!property_exists($this, $var) || !method_exists($this, $method)) {
+		if (!property_exists($this, $var) || !method_exists($this, $method)) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->__get('.$var.')] There is no getter function for property "'.$var.'"', $this->extKey, SYSLOG_SEVERITY_WARNING);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->__get('.$var.')] There is no getter function for property "'.$var.'"', $this->extKey, SYSLOG_SEVERITY_WARNING);
 
-            }
+			}
 
-            return;
+			return;
 
-        } else {
+		} else {
 
-            return $this->$method();
+			return $this->$method();
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * This magic method is called each time an invisible property is referenced from the object
-     *
-     * @access	public
-     *
-     * @param	string		$var: Name of variable to set
-     * @param	mixed		$value: New value of variable
-     *
-     * @return	void
-     */
-    public function __set($var, $value) {
+	/**
+	 * This magic method is called each time an invisible property is referenced from the object
+	 *
+	 * @access	public
+	 *
+	 * @param	string		$var: Name of variable to set
+	 * @param	mixed		$value: New value of variable
+	 *
+	 * @return	void
+	 */
+	public function __set($var, $value) {
 
-        $method = '_set'.ucfirst($var);
+		$method = '_set'.ucfirst($var);
 
-        if (!property_exists($this, $var) || !method_exists($this, $method)) {
+		if (!property_exists($this, $var) || !method_exists($this, $method)) {
 
-            if (TYPO3_DLOG) {
+			if (TYPO3_DLOG) {
 
-                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->__set('.$var.', [data])] There is no setter function for property "'.$var.'"', $this->extKey, SYSLOG_SEVERITY_WARNING, $value);
+				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_list->__set('.$var.', [data])] There is no setter function for property "'.$var.'"', $this->extKey, SYSLOG_SEVERITY_WARNING, $value);
 
-            }
+			}
 
-        } else {
+		} else {
 
-            $this->$method($value);
+			$this->$method($value);
 
-        }
+		}
 
-    }
+	}
 
-    /**
-     * This magic method is executed prior to any serialization of the object
-     * @see __wakeup()
-     *
-     * @access	public
-     *
-     * @return	array		Properties to be serialized
-     */
-    public function __sleep() {
+	/**
+	 * This magic method is executed prior to any serialization of the object
+	 * @see __wakeup()
+	 *
+	 * @access	public
+	 *
+	 * @return	array		Properties to be serialized
+	 */
+	public function __sleep() {
 
-        return array ('elements', 'metadata');
+		return array ('elements', 'metadata');
 
-    }
+	}
 
-    /**
-     * This magic method is executed after the object is deserialized
-     * @see __sleep()
-     *
-     * @access	public
-     *
-     * @return	void
-     */
-    public function __wakeup() {
+	/**
+	 * This magic method is executed after the object is deserialized
+	 * @see __sleep()
+	 *
+	 * @access	public
+	 *
+	 * @return	void
+	 */
+	public function __wakeup() {
 
-        $this->count = count($this->elements);
+		$this->count = count($this->elements);
 
-    }
+	}
 
 }

Spacing +20 added lines, -20 removed lines

@@ -35,7 +35,7 @@ 
      * @var	array()
      * @access protected
      */
-    protected $elements = array ();
+    protected $elements = array();
 
     /**
      * This holds the list's metadata
@@ -43,7 +43,7 @@ 
      * @var	array
      * @access protected
      */
-    protected $metadata = array ();
+    protected $metadata = array();
 
     /**
      * This holds the current list position
@@ -60,7 +60,7 @@ 
      * @var	array()
      * @access protected
      */
-    protected $records = array ();
+    protected $records = array();
 
     /**
      * Instance of Apache_Solr_Service class
@@ -76,7 +76,7 @@ 
      * @var	array
      * @access protected
      */
-    protected $solrConfig = array ();
+    protected $solrConfig = array();
 
     /**
      * This adds an array of elements at the given position to the list
@@ -155,7 +155,7 @@ 
      */
     protected function getRecord($element) {
 
-        if (is_array($element) && array_keys($element) == array ('u', 'h', 's', 'p')) {
+        if (is_array($element) && array_keys($element) == array('u', 'h', 's', 'p')) {
 
             // Return already processed record if possible.
             if (!empty($this->records[$element['u']])) {
@@ -164,7 +164,7 @@ 
 
             }
 
-            $record = array (
+            $record = array(
                 'uid' => $element['u'],
                 'page' => 1,
                 'preview' => '',
@@ -225,7 +225,7 @@ 
 
                     } elseif (($key = tx_dlf_helper::array_search_recursive($resArray['uid'], $record['subparts'], TRUE)) !== FALSE) {
 
-                        $record['subparts'][$key] = array (
+                        $record['subparts'][$key] = array(
                             'uid' => $resArray['uid'],
                             'page' => 1,
                             'preview' => (!empty($record['subparts'][$key]['h']) ? $record['subparts'][$key]['h'] : ''),
@@ -248,13 +248,13 @@ 
                     foreach ($result->response->docs as $resArray) {
 
                         // Prepare document's metadata.
-                        $metadata = array ();
+                        $metadata = array();
 
                         foreach ($this->solrConfig as $index_name => $solr_name) {
 
                             if (!empty($resArray->$solr_name)) {
 
-                                $metadata[$index_name] = (is_array($resArray->$solr_name) ? $resArray->$solr_name : array ($resArray->$solr_name));
+                                $metadata[$index_name] = (is_array($resArray->$solr_name) ? $resArray->$solr_name : array($resArray->$solr_name));
 
                             }
 
@@ -269,7 +269,7 @@ 
 
                         } elseif (($key = tx_dlf_helper::array_search_recursive($resArray->id, $record['subparts'], TRUE)) !== FALSE) {
 
-                            $record['subparts'][$key] = array (
+                            $record['subparts'][$key] = array(
                                 'uid' => $resArray->uid,
                                 'page' => $resArray->page,
                                 'preview' => (!empty($record['subparts'][$key]['h']) ? $record['subparts'][$key]['h'] : ''),
@@ -369,7 +369,7 @@ 
 
         $element = $this->remove($position);
 
-        $this->add(array ($element), $position + $steps);
+        $this->add(array($element), $position + $steps);
 
     }
 
@@ -573,11 +573,11 @@ 
      */
     public function reset() {
 
-        $this->elements = array ();
+        $this->elements = array();
 
-        $this->records = array ();
+        $this->records = array();
 
-        $this->metadata = array ();
+        $this->metadata = array();
 
         $this->count = 0;
 
@@ -619,7 +619,7 @@ 
 
         } else {
 
-            tx_dlf_helper::saveToSession(array ($this->elements, $this->metadata), get_class($this));
+            tx_dlf_helper::saveToSession(array($this->elements, $this->metadata), get_class($this));
 
         }
 
@@ -683,9 +683,9 @@ 
      */
     public function sort($by, $asc = TRUE) {
 
-        $newOrder = array ();
+        $newOrder = array();
 
-        $nonSortable = array ();
+        $nonSortable = array();
 
         foreach ($this->elements as $num => $element) {
 
@@ -790,7 +790,7 @@ 
      *
      * @return	void
      */
-    protected function _setMetadata(array $metadata = array ()) {
+    protected function _setMetadata(array $metadata = array()) {
 
         $this->metadata = $metadata;
 
@@ -806,7 +806,7 @@ 
      *
      * @return	void
      */
-    public function __construct(array $elements = array (), array $metadata = array ()) {
+    public function __construct(array $elements = array(), array $metadata = array()) {
 
         if (empty($elements) && empty($metadata)) {
 
@@ -925,7 +925,7 @@ 
      */
     public function __sleep() {
 
-        return array ('elements', 'metadata');
+        return array('elements', 'metadata');
 
     }
 

ext_emconf.php

Indentation +28 added lines, -28 removed lines

@@ -10,32 +10,32 @@
  */
 
 $EM_CONF[$_EXTKEY] = array (
-    'title' => 'Kitodo.Presentation',
-    'description' => 'Base plugins, modules, services and API of the Digital Library Framework. It is part of the community-based Kitodo Digitization Suite.',
-    'category' => 'fe',
-    'author' => 'Kitodo. Key to digital objects e.V.',
-    'author_email' => 'contact@kitodo.org',
-    'author_company' => '<br /><a href="http://www.kitodo.org/" target="_blank">Kitodo.org</a><br /><a href="https://github.com/kitodo" target="_blank">Kitodo on GitHub</a>',
-    'shy' => '',
-    'priority' => '',
-    'module' => '',
-    'state' => 'stable',
-    'internal' => '',
-    'uploadfolder' => TRUE,
-    'createDirs' => '',
-    'modify_tables' => '',
-    'clearCacheOnLoad' => FALSE,
-    'lockType' => '',
-    'version' => '2.1.0',
-    'constraints' => array (
-        'depends' => array (
-            'php' => '5.3.7-',
-            'typo3' => '6.2.0-7.9.99',
-        ),
-        'conflicts' => array (
-        ),
-        'suggests' => array (
-        ),
-    ),
-    '_md5_values_when_last_written' => '',
+	'title' => 'Kitodo.Presentation',
+	'description' => 'Base plugins, modules, services and API of the Digital Library Framework. It is part of the community-based Kitodo Digitization Suite.',
+	'category' => 'fe',
+	'author' => 'Kitodo. Key to digital objects e.V.',
+	'author_email' => 'contact@kitodo.org',
+	'author_company' => '<br /><a href="http://www.kitodo.org/" target="_blank">Kitodo.org</a><br /><a href="https://github.com/kitodo" target="_blank">Kitodo on GitHub</a>',
+	'shy' => '',
+	'priority' => '',
+	'module' => '',
+	'state' => 'stable',
+	'internal' => '',
+	'uploadfolder' => TRUE,
+	'createDirs' => '',
+	'modify_tables' => '',
+	'clearCacheOnLoad' => FALSE,
+	'lockType' => '',
+	'version' => '2.1.0',
+	'constraints' => array (
+		'depends' => array (
+			'php' => '5.3.7-',
+			'typo3' => '6.2.0-7.9.99',
+		),
+		'conflicts' => array (
+		),
+		'suggests' => array (
+		),
+	),
+	'_md5_values_when_last_written' => '',
 );

Spacing +5 added lines, -5 removed lines

@@ -9,7 +9,7 @@ 
  * LICENSE.txt file that was distributed with this source code.
  */
 
-$EM_CONF[$_EXTKEY] = array (
+$EM_CONF[$_EXTKEY] = array(
     'title' => 'Kitodo.Presentation',
     'description' => 'Base plugins, modules, services and API of the Digital Library Framework. It is part of the community-based Kitodo Digitization Suite.',
     'category' => 'fe',
@@ -27,14 +27,14 @@ 
     'clearCacheOnLoad' => FALSE,
     'lockType' => '',
     'version' => '2.1.0',
-    'constraints' => array (
-        'depends' => array (
+    'constraints' => array(
+        'depends' => array(
             'php' => '5.3.7-',
             'typo3' => '6.2.0-7.9.99',
         ),
-        'conflicts' => array (
+        'conflicts' => array(
         ),
-        'suggests' => array (
+        'suggests' => array(
         ),
     ),
     '_md5_values_when_last_written' => '',

Configuration/TCA/tx_dlf_metadataformat.php

Indentation +74 added lines, -74 removed lines

@@ -10,78 +10,78 @@
  */
 
 return array (
-    'ctrl' => array (
-        'title'     => 'LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat',
-        'label'     => 'encoded',
-        'tstamp'    => 'tstamp',
-        'crdate'    => 'crdate',
-        'cruser_id' => 'cruser_id',
-        'default_sortby' => 'ORDER BY encoded',
-        'delete'	=> 'deleted',
-        'iconfile'	=> \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extRelPath('dlf').'res/icons/txdlfmetadata.png',
-        'rootLevel'	=> 0,
-        'dividers2tabs' => 2,
-        'searchFields' => 'encoded',
-        'hideTable'	=> 1,
-    ),
-    'feInterface' => array (
-        'fe_admin_fieldList' => '',
-    ),
-    'interface' => array (
-        'showRecordFieldList' => 'parent_id,encoded,xpath,xpath_sorting',
-    ),
-    'columns' => array (
-        'parent_id' => array (
-            'config' => array (
-                'type' => 'passthrough',
-            ),
-        ),
-        'encoded' => array (
-            'exclude' => 1,
-            'label' => 'LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat.encoded',
-            'config' => array (
-                'type' => 'select',
-                'renderType' => 'selectSingle',
-                'foreign_table' => 'tx_dlf_formats',
-                'foreign_table_where' => 'ORDER BY tx_dlf_formats.type',
-                'size' => 1,
-                'minitems' => 1,
-                'maxitems' => 1,
-            ),
-        ),
-        'xpath' => array (
-            'exclude' => 1,
-            'label' => 'LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat.xpath',
-            'config' => array (
-                'type' => 'input',
-                'size' => 30,
-                'max' => 1024,
-                'eval' => 'required,trim',
-            ),
-        ),
-        'xpath_sorting' => array (
-            'exclude' => 1,
-            'label' => 'LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat.xpath_sorting',
-            'config' => array (
-                'type' => 'input',
-                'size' => 30,
-                'max' => 1024,
-                'eval' => 'trim',
-            ),
-        ),
-        'mandatory' => array (
-            'exclude' => 1,
-            'label' => 'LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat.mandatory',
-            'config' => array (
-                'type' => 'check',
-                'default' => 0,
-            ),
-        ),
-    ),
-    'types' => array (
-        '0' => array ('showitem' => '--div--;LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat.tab1, encoded;;;;1-1-1, xpath;;;;2-2-2, xpath_sorting, mandatory;;;;3-3-3'),
-    ),
-    'palettes' => array (
-        '1' => array ('showitem' => ''),
-    ),
+	'ctrl' => array (
+		'title'     => 'LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat',
+		'label'     => 'encoded',
+		'tstamp'    => 'tstamp',
+		'crdate'    => 'crdate',
+		'cruser_id' => 'cruser_id',
+		'default_sortby' => 'ORDER BY encoded',
+		'delete'	=> 'deleted',
+		'iconfile'	=> \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extRelPath('dlf').'res/icons/txdlfmetadata.png',
+		'rootLevel'	=> 0,
+		'dividers2tabs' => 2,
+		'searchFields' => 'encoded',
+		'hideTable'	=> 1,
+	),
+	'feInterface' => array (
+		'fe_admin_fieldList' => '',
+	),
+	'interface' => array (
+		'showRecordFieldList' => 'parent_id,encoded,xpath,xpath_sorting',
+	),
+	'columns' => array (
+		'parent_id' => array (
+			'config' => array (
+				'type' => 'passthrough',
+			),
+		),
+		'encoded' => array (
+			'exclude' => 1,
+			'label' => 'LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat.encoded',
+			'config' => array (
+				'type' => 'select',
+				'renderType' => 'selectSingle',
+				'foreign_table' => 'tx_dlf_formats',
+				'foreign_table_where' => 'ORDER BY tx_dlf_formats.type',
+				'size' => 1,
+				'minitems' => 1,
+				'maxitems' => 1,
+			),
+		),
+		'xpath' => array (
+			'exclude' => 1,
+			'label' => 'LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat.xpath',
+			'config' => array (
+				'type' => 'input',
+				'size' => 30,
+				'max' => 1024,
+				'eval' => 'required,trim',
+			),
+		),
+		'xpath_sorting' => array (
+			'exclude' => 1,
+			'label' => 'LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat.xpath_sorting',
+			'config' => array (
+				'type' => 'input',
+				'size' => 30,
+				'max' => 1024,
+				'eval' => 'trim',
+			),
+		),
+		'mandatory' => array (
+			'exclude' => 1,
+			'label' => 'LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat.mandatory',
+			'config' => array (
+				'type' => 'check',
+				'default' => 0,
+			),
+		),
+	),
+	'types' => array (
+		'0' => array ('showitem' => '--div--;LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat.tab1, encoded;;;;1-1-1, xpath;;;;2-2-2, xpath_sorting, mandatory;;;;3-3-3'),
+	),
+	'palettes' => array (
+		'1' => array ('showitem' => ''),
+	),
 );

Spacing +19 added lines, -19 removed lines

@@ -9,8 +9,8 @@ 
  * LICENSE.txt file that was distributed with this source code.
  */
 
-return array (
-    'ctrl' => array (
+return array(
+    'ctrl' => array(
         'title'     => 'LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat',
         'label'     => 'encoded',
         'tstamp'    => 'tstamp',
@@ -24,22 +24,22 @@ 
         'searchFields' => 'encoded',
         'hideTable'	=> 1,
     ),
-    'feInterface' => array (
+    'feInterface' => array(
         'fe_admin_fieldList' => '',
     ),
-    'interface' => array (
+    'interface' => array(
         'showRecordFieldList' => 'parent_id,encoded,xpath,xpath_sorting',
     ),
-    'columns' => array (
-        'parent_id' => array (
-            'config' => array (
+    'columns' => array(
+        'parent_id' => array(
+            'config' => array(
                 'type' => 'passthrough',
             ),
         ),
-        'encoded' => array (
+        'encoded' => array(
             'exclude' => 1,
             'label' => 'LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat.encoded',
-            'config' => array (
+            'config' => array(
                 'type' => 'select',
                 'renderType' => 'selectSingle',
                 'foreign_table' => 'tx_dlf_formats',
@@ -49,39 +49,39 @@ 
                 'maxitems' => 1,
             ),
         ),
-        'xpath' => array (
+        'xpath' => array(
             'exclude' => 1,
             'label' => 'LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat.xpath',
-            'config' => array (
+            'config' => array(
                 'type' => 'input',
                 'size' => 30,
                 'max' => 1024,
                 'eval' => 'required,trim',
             ),
         ),
-        'xpath_sorting' => array (
+        'xpath_sorting' => array(
             'exclude' => 1,
             'label' => 'LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat.xpath_sorting',
-            'config' => array (
+            'config' => array(
                 'type' => 'input',
                 'size' => 30,
                 'max' => 1024,
                 'eval' => 'trim',
             ),
         ),
-        'mandatory' => array (
+        'mandatory' => array(
             'exclude' => 1,
             'label' => 'LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat.mandatory',
-            'config' => array (
+            'config' => array(
                 'type' => 'check',
                 'default' => 0,
             ),
         ),
     ),
-    'types' => array (
-        '0' => array ('showitem' => '--div--;LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat.tab1, encoded;;;;1-1-1, xpath;;;;2-2-2, xpath_sorting, mandatory;;;;3-3-3'),
+    'types' => array(
+        '0' => array('showitem' => '--div--;LLL:EXT:dlf/locallang.xml:tx_dlf_metadataformat.tab1, encoded;;;;1-1-1, xpath;;;;2-2-2, xpath_sorting, mandatory;;;;3-3-3'),
     ),
-    'palettes' => array (
-        '1' => array ('showitem' => ''),
+    'palettes' => array(
+        '1' => array('showitem' => ''),
     ),
 );