kitodo / 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 +7 added lines, -7 removed lines

@@ -568,7 +568,7 @@ 
 
 		$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'] : '');
 
@@ -917,7 +917,7 @@ 
 	 */
 	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'];
 
@@ -925,9 +925,9 @@ 
 
 			$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;
@@ -1351,7 +1351,7 @@ 
 
 			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'),
+				\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);
 
 			}
@@ -1522,7 +1522,7 @@ 
 
 			if ($parentLocation != $this->location) {
 
-				$parentDoc =& tx_dlf_document::getInstance($parentLocation, $pid);
+				$parentDoc = & tx_dlf_document::getInstance($parentLocation, $pid);
 
 				if ($parentDoc->ready) {
 
@@ -2436,7 +2436,7 @@ 
 					$hookObjects = tx_dlf_helper::getHookObjects('common/class.tx_dlf_document.php');
 
 					// Apply hooks.
-					foreach($hookObjects as $hookObj) {
+					foreach ($hookObjects as $hookObj) {
 
 						if (method_exists($hookObj, 'construct_postProcessRecordId')) {
 

Braces +1 added lines, -1 removed lines

@@ -927,7 +927,7 @@
 
 			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;

Upper-Lower-Casing +1 added lines, -1 removed lines

@@ -927,7 +927,7 @@
 
 			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;

common/class.tx_dlf_indexing.php

Indentation +553 added lines, -553 removed lines

@@ -19,860 +19,860 @@
  */
 class tx_dlf_indexing {
 
-	/**
-	 * The extension key
-	 *
-	 * @var	string
-	 * @access public
-	 */
-	public static $extKey = 'dlf';
-
-	/**
-	 * Array of metadata fields' configuration
-	 * @see loadIndexConf()
-	 *
-	 * @var	array
-	 * @access protected
-	 */
-	protected static $fields = array (
-		'autocomplete' => array (),
-		'facets' => array (),
-		'sortables' => array (),
-		'indexed' => array (),
-		'stored' => array (),
-		'tokenized' => array (),
-		'fieldboost' => array ()
-	);
+    /**
+     * The extension key
+     *
+     * @var	string
+     * @access public
+     */
+    public static $extKey = 'dlf';
+
+    /**
+     * Array of metadata fields' configuration
+     * @see loadIndexConf()
+     *
+     * @var	array
+     * @access protected
+     */
+    protected static $fields = array (
+        'autocomplete' => array (),
+        'facets' => array (),
+        'sortables' => array (),
+        'indexed' => array (),
+        'stored' => array (),
+        'tokenized' => array (),
+        'fieldboost' => array ()
+    );
 
-	/**
-	 * Is the index configuration loaded?
-	 * @see $fields
-	 *
-	 * @var	boolean
-	 * @access protected
-	 */
-	protected static $fieldsLoaded = FALSE;
+    /**
+     * Is the index configuration loaded?
+     * @see $fields
+     *
+     * @var	boolean
+     * @access protected
+     */
+    protected static $fieldsLoaded = FALSE;
 
-	/**
-	 * List of already processed documents
-	 *
-	 * @var	array
-	 * @access protected
-	 */
-	protected static $processedDocs = array ();
+    /**
+     * List of already processed documents
+     *
+     * @var	array
+     * @access protected
+     */
+    protected static $processedDocs = array ();
 
-	/**
-	 * Instance of Apache_Solr_Service class
-	 *
-	 * @var	Apache_Solr_Service
-	 * @access protected
-	 */
-	protected static $solr;
+    /**
+     * Instance of Apache_Solr_Service class
+     *
+     * @var	Apache_Solr_Service
+     * @access protected
+     */
+    protected static $solr;
 
-	/**
-	 * Array of toplevel structure elements
-	 * @see loadIndexConf()
-	 *
-	 * @var	array
-	 * @access protected
-	 */
-	protected static $toplevel = array ();
+    /**
+     * Array of toplevel structure elements
+     * @see loadIndexConf()
+     *
+     * @var	array
+     * @access protected
+     */
+    protected static $toplevel = array ();
 
-	/**
-	 * Insert given document into Solr index
-	 *
-	 * @access	public
-	 *
-	 * @param	tx_dlf_document		&$doc: The document to add
-	 * @param	integer		$core: UID of the Solr core to use
-	 *
-	 * @return	integer		0 on success or 1 on failure
-	 */
-	public static function add(tx_dlf_document &$doc, $core = 0) {
+    /**
+     * Insert given document into Solr index
+     *
+     * @access	public
+     *
+     * @param	tx_dlf_document		&$doc: The document to add
+     * @param	integer		$core: UID of the Solr core to use
+     *
+     * @return	integer		0 on success or 1 on failure
+     */
+    public static function add(tx_dlf_document &$doc, $core = 0) {
 
-		if (in_array($doc->uid, self::$processedDocs)) {
+        if (in_array($doc->uid, self::$processedDocs)) {
 
-			return 0;
+            return 0;
 
-		} elseif (self::solrConnect($core, $doc->pid)) {
+        } elseif (self::solrConnect($core, $doc->pid)) {
 
-			$errors = 0;
+            $errors = 0;
 
-			// Handle multi-volume documents.
-			if ($doc->parentId) {
+            // Handle multi-volume documents.
+            if ($doc->parentId) {
 
-				$parent =& tx_dlf_document::getInstance($doc->parentId, 0, TRUE);
+                $parent =& tx_dlf_document::getInstance($doc->parentId, 0, TRUE);
 
-				if ($parent->ready) {
+                if ($parent->ready) {
 
-					$errors = self::add($parent, $core);
+                    $errors = self::add($parent, $core);
 
-				} else {
+                } else {
 
-					if (TYPO3_DLOG) {
+                    if (TYPO3_DLOG) {
 
-						\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_indexing->add(['.$doc->uid.'], '.$core.')] Could not load parent document with UID "'.$doc->parentId.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
+                        \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_indexing->add(['.$doc->uid.'], '.$core.')] Could not load parent document with UID "'.$doc->parentId.'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-					}
+                    }
 
-					return 1;
+                    return 1;
 
-				}
+                }
 
-			}
+            }
 
-			try {
+            try {
 
-				// Add document to list of processed documents.
-				self::$processedDocs[] = $doc->uid;
+                // Add document to list of processed documents.
+                self::$processedDocs[] = $doc->uid;
 
-				// Delete old Solr documents.
-				self::$solr->service->deleteByQuery('uid:'.$doc->uid);
+                // Delete old Solr documents.
+                self::$solr->service->deleteByQuery('uid:'.$doc->uid);
 
-				// Index every logical unit as separate Solr document.
-				foreach ($doc->tableOfContents as $logicalUnit) {
+                // Index every logical unit as separate Solr document.
+                foreach ($doc->tableOfContents as $logicalUnit) {
 
-					if (!$errors) {
+                    if (!$errors) {
 
-						$errors = self::processLogical($doc, $logicalUnit);
+                        $errors = self::processLogical($doc, $logicalUnit);
 
-					} else {
+                    } else {
 
-						break;
+                        break;
 
-					}
+                    }
 
-				}
+                }
 
-				// Index fulltext files if available.
-				if ($doc->hasFulltext) {
+                // Index fulltext files if available.
+                if ($doc->hasFulltext) {
 
-					foreach ($doc->physicalStructure as $pageNumber => $xmlId) {
+                    foreach ($doc->physicalStructure as $pageNumber => $xmlId) {
 
-						if (!$errors) {
+                        if (!$errors) {
 
-							$errors = self::processPhysical($doc, $pageNumber, $doc->physicalStructureInfo[$xmlId]);
+                            $errors = self::processPhysical($doc, $pageNumber, $doc->physicalStructureInfo[$xmlId]);
 
-						} else {
+                        } else {
 
-							break;
+                            break;
 
-						}
+                        }
 
-					}
+                    }
 
-				}
+                }
 
-				self::$solr->service->commit();
+                self::$solr->service->commit();
 
-				// Get document title from database.
-				$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-					'tx_dlf_documents.title AS title',
-					'tx_dlf_documents',
-					'tx_dlf_documents.uid='.intval($doc->uid).tx_dlf_helper::whereClause('tx_dlf_documents'),
-					'',
-					'',
-					'1'
-				);
+                // Get document title from database.
+                $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+                    'tx_dlf_documents.title AS title',
+                    'tx_dlf_documents',
+                    'tx_dlf_documents.uid='.intval($doc->uid).tx_dlf_helper::whereClause('tx_dlf_documents'),
+                    '',
+                    '',
+                    '1'
+                );
 
-				$resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result);
+                $resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result);
 
-				if (!defined('TYPO3_cliMode')) {
+                if (!defined('TYPO3_cliMode')) {
 
-					if (!$errors) {
+                    if (!$errors) {
 
-						$message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
-							'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
-							htmlspecialchars(sprintf(tx_dlf_helper::getLL('flash.documentIndexed'), $resArray['title'], $doc->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.documentIndexed'), $resArray['title'], $doc->uid)),
+                            tx_dlf_helper::getLL('flash.done', TRUE),
+                            \TYPO3\CMS\Core\Messaging\FlashMessage::OK,
+                            TRUE
+                        );
 
-					} else {
+                    } else {
 
-						$message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
-							'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
-							htmlspecialchars(sprintf(tx_dlf_helper::getLL('flash.documentNotIndexed'), $resArray['title'], $doc->uid)),
-							tx_dlf_helper::getLL('flash.error', TRUE),
-							\TYPO3\CMS\Core\Messaging\FlashMessage::ERROR,
-							TRUE
-						);
+                        $message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
+                            'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
+                            htmlspecialchars(sprintf(tx_dlf_helper::getLL('flash.documentNotIndexed'), $resArray['title'], $doc->uid)),
+                            tx_dlf_helper::getLL('flash.error', TRUE),
+                            \TYPO3\CMS\Core\Messaging\FlashMessage::ERROR,
+                            TRUE
+                        );
 
-					}
+                    }
 
-					tx_dlf_helper::addMessage($message);
+                    tx_dlf_helper::addMessage($message);
 
-				}
+                }
 
-				return $errors;
+                return $errors;
 
-			} catch (Exception $e) {
+            } catch (Exception $e) {
 
-				if (!defined('TYPO3_cliMode')) {
+                if (!defined('TYPO3_cliMode')) {
 
-					$message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
-						'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
-						tx_dlf_helper::getLL('flash.solrException', TRUE).'<br />'.htmlspecialchars($e->getMessage()),
-						tx_dlf_helper::getLL('flash.error', TRUE),
-						\TYPO3\CMS\Core\Messaging\FlashMessage::ERROR,
-						TRUE
-					);
+                    $message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
+                        'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
+                        tx_dlf_helper::getLL('flash.solrException', TRUE).'<br />'.htmlspecialchars($e->getMessage()),
+                        tx_dlf_helper::getLL('flash.error', TRUE),
+                        \TYPO3\CMS\Core\Messaging\FlashMessage::ERROR,
+                        TRUE
+                    );
 
-					tx_dlf_helper::addMessage($message);
+                    tx_dlf_helper::addMessage($message);
 
-				}
+                }
 
-				if (TYPO3_DLOG) {
+                if (TYPO3_DLOG) {
 
-					\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_indexing->add(['.$doc->uid.'], '.$core.')] Apache Solr threw exception: "'.$e->getMessage().'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
+                    \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_indexing->add(['.$doc->uid.'], '.$core.')] Apache Solr threw exception: "'.$e->getMessage().'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-				}
+                }
 
-				return 1;
+                return 1;
 
-			}
+            }
 
-		} else {
+        } else {
 
-			if (!defined('TYPO3_cliMode')) {
+            if (!defined('TYPO3_cliMode')) {
 
-				$message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
-					'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
-					tx_dlf_helper::getLL('flash.solrNoConnection', TRUE),
-					tx_dlf_helper::getLL('flash.warning', TRUE),
-					\TYPO3\CMS\Core\Messaging\FlashMessage::WARNING,
-					TRUE
-				);
+                $message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
+                    'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
+                    tx_dlf_helper::getLL('flash.solrNoConnection', TRUE),
+                    tx_dlf_helper::getLL('flash.warning', TRUE),
+                    \TYPO3\CMS\Core\Messaging\FlashMessage::WARNING,
+                    TRUE
+                );
 
-				tx_dlf_helper::addMessage($message);
+                tx_dlf_helper::addMessage($message);
 
-			}
+            }
 
-			if (TYPO3_DLOG) {
+            if (TYPO3_DLOG) {
 
-				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_indexing->add(['.$doc->uid.'], '.$core.')] Could not connect to Apache Solr server', self::$extKey, SYSLOG_SEVERITY_ERROR);
+                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_indexing->add(['.$doc->uid.'], '.$core.')] Could not connect to Apache Solr server', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-			}
+            }
 
-			return 1;
+            return 1;
 
-		}
+        }
 
-	}
+    }
 
-	/**
-	 * Delete document from Solr index
-	 *
-	 * @access	public
-	 *
-	 * @param	integer		$uid: UID of the document to delete
-	 *
-	 * @return	integer		0 on success or 1 on failure
-	 */
-	public static function delete($uid) {
+    /**
+     * Delete document from Solr index
+     *
+     * @access	public
+     *
+     * @param	integer		$uid: UID of the document to delete
+     *
+     * @return	integer		0 on success or 1 on failure
+     */
+    public static function delete($uid) {
 
-		// Save parameter for logging purposes.
-		$_uid = $uid;
+        // Save parameter for logging purposes.
+        $_uid = $uid;
 
-		// Sanitize input.
-		$uid = max(intval($uid), 0);
+        // Sanitize input.
+        $uid = max(intval($uid), 0);
 
-		// Get Solr core for document.
-		$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-			'tx_dlf_solrcores.uid AS uid,tx_dlf_documents.title AS title',
-			'tx_dlf_solrcores,tx_dlf_documents',
-			'tx_dlf_solrcores.uid=tx_dlf_documents.solrcore AND tx_dlf_documents.uid='.$uid.tx_dlf_helper::whereClause('tx_dlf_solrcores'),
-			'',
-			'',
-			'1'
-		);
+        // Get Solr core for document.
+        $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+            'tx_dlf_solrcores.uid AS uid,tx_dlf_documents.title AS title',
+            'tx_dlf_solrcores,tx_dlf_documents',
+            'tx_dlf_solrcores.uid=tx_dlf_documents.solrcore AND tx_dlf_documents.uid='.$uid.tx_dlf_helper::whereClause('tx_dlf_solrcores'),
+            '',
+            '',
+            '1'
+        );
 
-		if ($GLOBALS['TYPO3_DB']->sql_num_rows($result)) {
+        if ($GLOBALS['TYPO3_DB']->sql_num_rows($result)) {
 
-			list ($core, $title) = $GLOBALS['TYPO3_DB']->sql_fetch_row($result);
+            list ($core, $title) = $GLOBALS['TYPO3_DB']->sql_fetch_row($result);
 
-			// Establish Solr connection.
-			if (self::solrConnect($core)) {
+            // Establish Solr connection.
+            if (self::solrConnect($core)) {
 
-				try {
+                try {
 
-					// Delete Solr document.
-					self::$solr->service->deleteByQuery('uid:'.$uid);
+                    // Delete Solr document.
+                    self::$solr->service->deleteByQuery('uid:'.$uid);
 
-					self::$solr->service->commit();
+                    self::$solr->service->commit();
 
-				} catch (Exception $e) {
+                } catch (Exception $e) {
 
-					if (!defined('TYPO3_cliMode')) {
+                    if (!defined('TYPO3_cliMode')) {
 
-						$message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
-							'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
-							tx_dlf_helper::getLL('flash.solrException', TRUE).'<br />'.htmlspecialchars($e->getMessage()),
-							tx_dlf_helper::getLL('flash.error', TRUE),
-							\TYPO3\CMS\Core\Messaging\FlashMessage::ERROR,
-							TRUE
-						);
+                        $message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
+                            'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
+                            tx_dlf_helper::getLL('flash.solrException', TRUE).'<br />'.htmlspecialchars($e->getMessage()),
+                            tx_dlf_helper::getLL('flash.error', TRUE),
+                            \TYPO3\CMS\Core\Messaging\FlashMessage::ERROR,
+                            TRUE
+                        );
 
-						tx_dlf_helper::addMessage($message);
+                        tx_dlf_helper::addMessage($message);
 
-					}
+                    }
 
-					if (TYPO3_DLOG) {
+                    if (TYPO3_DLOG) {
 
-						\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_indexing->delete('.$_uid.')] Apache Solr threw exception: "'.$e->getMessage().'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
+                        \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_indexing->delete('.$_uid.')] Apache Solr threw exception: "'.$e->getMessage().'"', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-					}
+                    }
 
-					return 1;
+                    return 1;
 
-				}
+                }
 
-			} else {
+            } else {
 
-				if (!defined('TYPO3_cliMode')) {
+                if (!defined('TYPO3_cliMode')) {
 
-					$message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
-						'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
-						tx_dlf_helper::getLL('flash.solrNoConnection', TRUE),
-						tx_dlf_helper::getLL('flash.error', TRUE),
-						\TYPO3\CMS\Core\Messaging\FlashMessage::ERROR,
-						TRUE
-					);
+                    $message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
+                        'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
+                        tx_dlf_helper::getLL('flash.solrNoConnection', TRUE),
+                        tx_dlf_helper::getLL('flash.error', TRUE),
+                        \TYPO3\CMS\Core\Messaging\FlashMessage::ERROR,
+                        TRUE
+                    );
 
-					tx_dlf_helper::addMessage($message);
+                    tx_dlf_helper::addMessage($message);
 
-				}
+                }
 
-				if (TYPO3_DLOG) {
+                if (TYPO3_DLOG) {
 
-					\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_indexing->delete('.$_uid.')] Could not connect to Apache Solr server', self::$extKey, SYSLOG_SEVERITY_ERROR);
+                    \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_indexing->delete('.$_uid.')] Could not connect to Apache Solr server', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-				}
+                }
 
-				return 1;
+                return 1;
 
-			}
+            }
 
-			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.documentDeleted'), $title, $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.documentDeleted'), $title, $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);
 
-			}
+            }
 
-			return 0;
+            return 0;
 
-		} else {
+        } else {
 
-			if (TYPO3_DLOG) {
+            if (TYPO3_DLOG) {
 
-				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_indexing->delete('.$_uid.')] Invalid UID "'.$uid.'" for document deletion', self::$extKey, SYSLOG_SEVERITY_ERROR);
+                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_indexing->delete('.$_uid.')] Invalid UID "'.$uid.'" for document deletion', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-			}
+            }
 
-			return 1;
+            return 1;
 
-		}
+        }
 
-	}
+    }
 
-	/**
-	 * Returns the dynamic index field name for the given metadata field.
-	 *
-	 * @access	public
-	 *
-	 * @param	string		$index_name: The metadata field's name in database
-	 * @param	integer		$pid: UID of the configuration page
-	 *
-	 * @return	string		The field's dynamic index name
-	 */
-	public static function getIndexFieldName($index_name, $pid = 0) {
+    /**
+     * Returns the dynamic index field name for the given metadata field.
+     *
+     * @access	public
+     *
+     * @param	string		$index_name: The metadata field's name in database
+     * @param	integer		$pid: UID of the configuration page
+     *
+     * @return	string		The field's dynamic index name
+     */
+    public static function getIndexFieldName($index_name, $pid = 0) {
 
-		// Save parameter for logging purposes.
-		$_pid = $pid;
+        // Save parameter for logging purposes.
+        $_pid = $pid;
 
-		// 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_indexing->getIndexFieldName('.$index_name.', '.$_pid.')] Invalid PID "'.$pid.'" for metadata configuration', self::$extKey, SYSLOG_SEVERITY_ERROR);
+                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_indexing->getIndexFieldName('.$index_name.', '.$_pid.')] Invalid PID "'.$pid.'" for metadata configuration', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-			}
+            }
 
-			return '';
+            return '';
 
-		}
+        }
 
-		// Load metadata configuration.
-		self::loadIndexConf($pid);
+        // Load metadata configuration.
+        self::loadIndexConf($pid);
 
-		// Build field's suffix.
-		$suffix = (in_array($index_name, self::$fields['tokenized']) ? 't' : 'u');
+        // Build field's suffix.
+        $suffix = (in_array($index_name, self::$fields['tokenized']) ? 't' : 'u');
 
-		$suffix .= (in_array($index_name, self::$fields['stored']) ? 's' : 'u');
+        $suffix .= (in_array($index_name, self::$fields['stored']) ? 's' : 'u');
 
-		$suffix .= (in_array($index_name, self::$fields['indexed']) ? 'i' : 'u');
+        $suffix .= (in_array($index_name, self::$fields['indexed']) ? 'i' : 'u');
 
-		$index_name .= '_'.$suffix;
+        $index_name .= '_'.$suffix;
 
-		return $index_name;
+        return $index_name;
 
-	}
+    }
 
-	/**
-	 * Load indexing configuration
-	 *
-	 * @access	protected
-	 *
-	 * @param	integer		$pid: The configuration page's UID
-	 *
-	 * @return	void
-	 */
-	protected static function loadIndexConf($pid) {
+    /**
+     * Load indexing configuration
+     *
+     * @access	protected
+     *
+     * @param	integer		$pid: The configuration page's UID
+     *
+     * @return	void
+     */
+    protected static function loadIndexConf($pid) {
 
-		if (!self::$fieldsLoaded) {
+        if (!self::$fieldsLoaded) {
 
-			// Get the list of toplevel structures.
-			$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-				'tx_dlf_structures.index_name AS index_name',
-				'tx_dlf_structures',
-				'tx_dlf_structures.toplevel=1 AND tx_dlf_structures.pid='.intval($pid).tx_dlf_helper::whereClause('tx_dlf_structures'),
-				'',
-				'',
-				''
-			);
+            // Get the list of toplevel structures.
+            $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+                'tx_dlf_structures.index_name AS index_name',
+                'tx_dlf_structures',
+                'tx_dlf_structures.toplevel=1 AND tx_dlf_structures.pid='.intval($pid).tx_dlf_helper::whereClause('tx_dlf_structures'),
+                '',
+                '',
+                ''
+            );
 
-			while ($toplevel = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
+            while ($toplevel = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
 
-				self::$toplevel[] = $toplevel['index_name'];
+                self::$toplevel[] = $toplevel['index_name'];
 
-			}
+            }
 
-			// Get the metadata indexing options.
-			$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-				'tx_dlf_metadata.index_name AS index_name,tx_dlf_metadata.index_tokenized AS index_tokenized,tx_dlf_metadata.index_stored AS index_stored,tx_dlf_metadata.index_indexed AS index_indexed,tx_dlf_metadata.is_sortable AS is_sortable,tx_dlf_metadata.is_facet AS is_facet,tx_dlf_metadata.is_listed AS is_listed,tx_dlf_metadata.index_autocomplete AS index_autocomplete,tx_dlf_metadata.index_boost AS index_boost',
-				'tx_dlf_metadata',
-				'tx_dlf_metadata.pid='.intval($pid).tx_dlf_helper::whereClause('tx_dlf_metadata'),
-				'',
-				'',
-				''
-			);
+            // Get the metadata indexing options.
+            $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+                'tx_dlf_metadata.index_name AS index_name,tx_dlf_metadata.index_tokenized AS index_tokenized,tx_dlf_metadata.index_stored AS index_stored,tx_dlf_metadata.index_indexed AS index_indexed,tx_dlf_metadata.is_sortable AS is_sortable,tx_dlf_metadata.is_facet AS is_facet,tx_dlf_metadata.is_listed AS is_listed,tx_dlf_metadata.index_autocomplete AS index_autocomplete,tx_dlf_metadata.index_boost AS index_boost',
+                'tx_dlf_metadata',
+                'tx_dlf_metadata.pid='.intval($pid).tx_dlf_helper::whereClause('tx_dlf_metadata'),
+                '',
+                '',
+                ''
+            );
 
-			while ($indexing = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
+            while ($indexing = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
 
-				if ($indexing['index_tokenized']) {
+                if ($indexing['index_tokenized']) {
 
-					self::$fields['tokenized'][] = $indexing['index_name'];
+                    self::$fields['tokenized'][] = $indexing['index_name'];
 
-				}
+                }
 
-				if ($indexing['index_stored'] || $indexing['is_listed']) {
+                if ($indexing['index_stored'] || $indexing['is_listed']) {
 
-					self::$fields['stored'][] = $indexing['index_name'];
+                    self::$fields['stored'][] = $indexing['index_name'];
 
-				}
+                }
 
-				if ($indexing['index_indexed'] || $indexing['index_autocomplete']) {
+                if ($indexing['index_indexed'] || $indexing['index_autocomplete']) {
 
-					self::$fields['indexed'][] = $indexing['index_name'];
+                    self::$fields['indexed'][] = $indexing['index_name'];
 
-				}
+                }
 
-				if ($indexing['is_sortable']) {
+                if ($indexing['is_sortable']) {
 
-					self::$fields['sortables'][] = $indexing['index_name'];
+                    self::$fields['sortables'][] = $indexing['index_name'];
 
-				}
+                }
 
-				if ($indexing['is_facet']) {
+                if ($indexing['is_facet']) {
 
-					self::$fields['facets'][] = $indexing['index_name'];
+                    self::$fields['facets'][] = $indexing['index_name'];
 
-				}
+                }
 
-				if ($indexing['index_autocomplete']) {
+                if ($indexing['index_autocomplete']) {
 
-					self::$fields['autocomplete'][] = $indexing['index_name'];
+                    self::$fields['autocomplete'][] = $indexing['index_name'];
 
-				}
+                }
 
-				if ($indexing['index_boost'] > 0.0) {
+                if ($indexing['index_boost'] > 0.0) {
 
-					self::$fields['fieldboost'][$indexing['index_name']] = floatval($indexing['index_boost']);
+                    self::$fields['fieldboost'][$indexing['index_name']] = floatval($indexing['index_boost']);
 
-				} else {
+                } else {
 
-					self::$fields['fieldboost'][$indexing['index_name']] = FALSE;
+                    self::$fields['fieldboost'][$indexing['index_name']] = FALSE;
 
-				}
+                }
 
-			}
+            }
 
-			self::$fieldsLoaded = TRUE;
+            self::$fieldsLoaded = TRUE;
 
-		}
+        }
 
-	}
+    }
 
-	/**
-	 * Processes a logical unit (and its children) for the Solr index
-	 *
-	 * @access	protected
-	 *
-	 * @param	tx_dlf_document		&$doc: The METS document
-	 * @param	array		$logicalUnit: Array of the logical unit to process
-	 *
-	 * @return	integer		0 on success or 1 on failure
-	 */
-	protected static function processLogical(tx_dlf_document &$doc, array $logicalUnit) {
+    /**
+     * Processes a logical unit (and its children) for the Solr index
+     *
+     * @access	protected
+     *
+     * @param	tx_dlf_document		&$doc: The METS document
+     * @param	array		$logicalUnit: Array of the logical unit to process
+     *
+     * @return	integer		0 on success or 1 on failure
+     */
+    protected static function processLogical(tx_dlf_document &$doc, array $logicalUnit) {
 
-		$errors = 0;
+        $errors = 0;
 
-		// Get metadata for logical unit.
-		$metadata = $doc->metadataArray[$logicalUnit['id']];
+        // Get metadata for logical unit.
+        $metadata = $doc->metadataArray[$logicalUnit['id']];
 
-		if (!empty($metadata)) {
+        if (!empty($metadata)) {
 
-			// Load class.
-			if (!class_exists('Apache_Solr_Document')) {
+            // Load class.
+            if (!class_exists('Apache_Solr_Document')) {
 
-				require_once(\TYPO3\CMS\Core\Utility\GeneralUtility::getFileAbsFileName('EXT:'.self::$extKey.'/lib/SolrPhpClient/Apache/Solr/Document.php'));
+                require_once(\TYPO3\CMS\Core\Utility\GeneralUtility::getFileAbsFileName('EXT:'.self::$extKey.'/lib/SolrPhpClient/Apache/Solr/Document.php'));
 
-			}
+            }
 
-			// Create new Solr document.
-			$solrDoc = new Apache_Solr_Document();
+            // Create new Solr document.
+            $solrDoc = new Apache_Solr_Document();
 
-			// Create unique identifier from document's UID and unit's XML ID.
-			$solrDoc->setField('id', $doc->uid.$logicalUnit['id']);
+            // Create unique identifier from document's UID and unit's XML ID.
+            $solrDoc->setField('id', $doc->uid.$logicalUnit['id']);
 
-			$solrDoc->setField('uid', $doc->uid);
+            $solrDoc->setField('uid', $doc->uid);
 
-			$solrDoc->setField('pid', $doc->pid);
+            $solrDoc->setField('pid', $doc->pid);
 
-			if (\TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($logicalUnit['points'])) {
+            if (\TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($logicalUnit['points'])) {
 
-				$solrDoc->setField('page', $logicalUnit['points']);
+                $solrDoc->setField('page', $logicalUnit['points']);
 
-			}
+            }
 
-			if ($logicalUnit['id'] == $doc->toplevelId) {
+            if ($logicalUnit['id'] == $doc->toplevelId) {
 
-				$solrDoc->setField('thumbnail', $doc->thumbnail);
+                $solrDoc->setField('thumbnail', $doc->thumbnail);
 
-			} elseif (!empty($logicalUnit['thumbnailId'])) {
+            } elseif (!empty($logicalUnit['thumbnailId'])) {
 
-				$solrDoc->setField('thumbnail', $doc->getFileLocation($logicalUnit['thumbnailId']));
+                $solrDoc->setField('thumbnail', $doc->getFileLocation($logicalUnit['thumbnailId']));
 
-			}
+            }
 
-			$solrDoc->setField('partof', $doc->parentId);
+            $solrDoc->setField('partof', $doc->parentId);
 
-			$solrDoc->setField('root', $doc->rootId);
+            $solrDoc->setField('root', $doc->rootId);
 
-			$solrDoc->setField('sid', $logicalUnit['id']);
+            $solrDoc->setField('sid', $logicalUnit['id']);
 
-			$solrDoc->setField('toplevel', in_array($logicalUnit['type'], self::$toplevel));
+            $solrDoc->setField('toplevel', in_array($logicalUnit['type'], self::$toplevel));
 
-			$solrDoc->setField('type', $logicalUnit['type'], self::$fields['fieldboost']['type']);
+            $solrDoc->setField('type', $logicalUnit['type'], self::$fields['fieldboost']['type']);
 
-			$solrDoc->setField('title', $metadata['title'][0], self::$fields['fieldboost']['title']);
+            $solrDoc->setField('title', $metadata['title'][0], self::$fields['fieldboost']['title']);
 
-			$solrDoc->setField('volume', $metadata['volume'][0], self::$fields['fieldboost']['volume']);
+            $solrDoc->setField('volume', $metadata['volume'][0], self::$fields['fieldboost']['volume']);
 
-			$autocomplete = array ();
+            $autocomplete = array ();
 
-			foreach ($metadata as $index_name => $data) {
+            foreach ($metadata as $index_name => $data) {
 
-				if (!empty($data) && substr($index_name, -8) !== '_sorting') {
+                if (!empty($data) && substr($index_name, -8) !== '_sorting') {
 
-					$solrDoc->setField(self::getIndexFieldName($index_name, $doc->pid), $data, self::$fields['fieldboost'][$index_name]);
+                    $solrDoc->setField(self::getIndexFieldName($index_name, $doc->pid), $data, self::$fields['fieldboost'][$index_name]);
 
-					if (in_array($index_name, self::$fields['sortables'])) {
+                    if (in_array($index_name, self::$fields['sortables'])) {
 
-						// Add sortable fields to index.
-						$solrDoc->setField($index_name.'_sorting', $metadata[$index_name.'_sorting'][0]);
+                        // Add sortable fields to index.
+                        $solrDoc->setField($index_name.'_sorting', $metadata[$index_name.'_sorting'][0]);
 
-					}
+                    }
 
-					if (in_array($index_name, self::$fields['facets'])) {
+                    if (in_array($index_name, self::$fields['facets'])) {
 
-						// Add facets to index.
-						$solrDoc->setField($index_name.'_faceting', $data);
+                        // Add facets to index.
+                        $solrDoc->setField($index_name.'_faceting', $data);
 
-					}
+                    }
 
-					if (in_array($index_name, self::$fields['autocomplete'])) {
+                    if (in_array($index_name, self::$fields['autocomplete'])) {
 
-						$autocomplete = array_merge($autocomplete, $data);
+                        $autocomplete = array_merge($autocomplete, $data);
 
-					}
+                    }
 
-				}
+                }
 
-			}
+            }
 
-			// Add autocomplete values to index.
-			if (!empty($autocomplete)) {
+            // Add autocomplete values to index.
+            if (!empty($autocomplete)) {
 
-				$solrDoc->setField('autocomplete', $autocomplete);
+                $solrDoc->setField('autocomplete', $autocomplete);
 
-			}
+            }
 
-			// Add collection information to logical sub-elements if applicable.
-			if (in_array('collection', self::$fields['facets'])
-				&& empty($metadata['collection'])
-				&& !empty($doc->metadataArray[$doc->toplevelId]['collection'])) {
+            // Add collection information to logical sub-elements if applicable.
+            if (in_array('collection', self::$fields['facets'])
+                && empty($metadata['collection'])
+                && !empty($doc->metadataArray[$doc->toplevelId]['collection'])) {
 
-				$solrDoc->setField('collection_faceting', $doc->metadataArray[$doc->toplevelId]['collection']);
+                $solrDoc->setField('collection_faceting', $doc->metadataArray[$doc->toplevelId]['collection']);
 
-			}
+            }
 
-			try {
+            try {
 
-				self::$solr->service->addDocument($solrDoc);
+                self::$solr->service->addDocument($solrDoc);
 
-			} catch (Exception $e) {
+            } catch (Exception $e) {
 
-				if (!defined('TYPO3_cliMode')) {
+                if (!defined('TYPO3_cliMode')) {
 
-					$message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
-						'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
-						tx_dlf_helper::getLL('flash.solrException', TRUE).'<br />'.htmlspecialchars($e->getMessage()),
-						tx_dlf_helper::getLL('flash.error', TRUE),
-						\TYPO3\CMS\Core\Messaging\FlashMessage::ERROR,
-						TRUE
-					);
+                    $message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
+                        'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
+                        tx_dlf_helper::getLL('flash.solrException', TRUE).'<br />'.htmlspecialchars($e->getMessage()),
+                        tx_dlf_helper::getLL('flash.error', TRUE),
+                        \TYPO3\CMS\Core\Messaging\FlashMessage::ERROR,
+                        TRUE
+                    );
 
-					tx_dlf_helper::addMessage($message);
+                    tx_dlf_helper::addMessage($message);
 
-				}
+                }
 
-				return 1;
+                return 1;
 
-			}
+            }
 
-		}
+        }
 
-		// Check for child elements...
-		if (!empty($logicalUnit['children'])) {
+        // Check for child elements...
+        if (!empty($logicalUnit['children'])) {
 
-			foreach ($logicalUnit['children'] as $child) {
+            foreach ($logicalUnit['children'] as $child) {
 
-				if (!$errors) {
+                if (!$errors) {
 
-					// ...and process them, too.
-					$errors = self::processLogical($doc, $child);
+                    // ...and process them, too.
+                    $errors = self::processLogical($doc, $child);
 
-				} else {
+                } else {
 
-					break;
+                    break;
 
-				}
+                }
 
-			}
+            }
 
-		}
+        }
 
-		return $errors;
+        return $errors;
 
-	}
+    }
 
-	/**
-	 * Processes a physical unit for the Solr index
-	 *
-	 * @access	protected
-	 *
-	 * @param	tx_dlf_document		&$doc: The METS document
-	 * @param	integer		$page: The page number
-	 * @param	array		$physicalUnit: Array of the physical unit to process
-	 *
-	 * @return	integer		0 on success or 1 on failure
-	 */
-	protected static function processPhysical(tx_dlf_document &$doc, $page, array $physicalUnit) {
+    /**
+     * Processes a physical unit for the Solr index
+     *
+     * @access	protected
+     *
+     * @param	tx_dlf_document		&$doc: The METS document
+     * @param	integer		$page: The page number
+     * @param	array		$physicalUnit: Array of the physical unit to process
+     *
+     * @return	integer		0 on success or 1 on failure
+     */
+    protected static function processPhysical(tx_dlf_document &$doc, $page, array $physicalUnit) {
 
-		$errors = 0;
+        $errors = 0;
 
-		// Read extension configuration.
-		$extConf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][self::$extKey]);
+        // Read extension configuration.
+        $extConf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][self::$extKey]);
 
-		if (!empty($physicalUnit['files'][$extConf['fileGrpFulltext']])) {
+        if (!empty($physicalUnit['files'][$extConf['fileGrpFulltext']])) {
 
-			$file = $doc->getFileLocation($physicalUnit['files'][$extConf['fileGrpFulltext']]);
+            $file = $doc->getFileLocation($physicalUnit['files'][$extConf['fileGrpFulltext']]);
 
-			// Load XML file.
-			if (\TYPO3\CMS\Core\Utility\GeneralUtility::isValidUrl($file)) {
+            // Load XML file.
+            if (\TYPO3\CMS\Core\Utility\GeneralUtility::isValidUrl($file)) {
 
-				// 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);
 
-				// disable entity loading
-				$previousValueOfEntityLoader = libxml_disable_entity_loader(TRUE);
+                // disable entity loading
+                $previousValueOfEntityLoader = libxml_disable_entity_loader(TRUE);
 
-				// Load XML from file.
-				$xml = simplexml_load_string(\TYPO3\CMS\Core\Utility\GeneralUtility::getUrl($file));
+                // Load XML from file.
+                $xml = simplexml_load_string(\TYPO3\CMS\Core\Utility\GeneralUtility::getUrl($file));
 
-				// 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);
 
-				if ($xml === FALSE) {
+                if ($xml === FALSE) {
 
-					return 1;
+                    return 1;
 
-				}
+                }
 
-			} else {
+            } else {
 
-				return 1;
+                return 1;
 
-			}
+            }
 
-			// Load class.
-			if (!class_exists('Apache_Solr_Document')) {
+            // Load class.
+            if (!class_exists('Apache_Solr_Document')) {
 
-				require_once(\TYPO3\CMS\Core\Utility\GeneralUtility::getFileAbsFileName('EXT:'.self::$extKey.'/lib/SolrPhpClient/Apache/Solr/Document.php'));
+                require_once(\TYPO3\CMS\Core\Utility\GeneralUtility::getFileAbsFileName('EXT:'.self::$extKey.'/lib/SolrPhpClient/Apache/Solr/Document.php'));
 
-			}
+            }
 
-			// Create new Solr document.
-			$solrDoc = new Apache_Solr_Document();
+            // Create new Solr document.
+            $solrDoc = new Apache_Solr_Document();
 
-			// Create unique identifier from document's UID and unit's XML ID.
-			$solrDoc->setField('id', $doc->uid.$physicalUnit['id']);
+            // Create unique identifier from document's UID and unit's XML ID.
+            $solrDoc->setField('id', $doc->uid.$physicalUnit['id']);
 
-			$solrDoc->setField('uid', $doc->uid);
+            $solrDoc->setField('uid', $doc->uid);
 
-			$solrDoc->setField('pid', $doc->pid);
+            $solrDoc->setField('pid', $doc->pid);
 
-			$solrDoc->setField('page', $page);
+            $solrDoc->setField('page', $page);
 
-			if (!empty($physicalUnit['files'][$extConf['fileGrpThumbs']])) {
+            if (!empty($physicalUnit['files'][$extConf['fileGrpThumbs']])) {
 
-				$solrDoc->setField('thumbnail', $doc->getFileLocation($physicalUnit['files'][$extConf['fileGrpThumbs']]));
+                $solrDoc->setField('thumbnail', $doc->getFileLocation($physicalUnit['files'][$extConf['fileGrpThumbs']]));
 
-			}
+            }
 
-			$solrDoc->setField('partof', $doc->parentId);
+            $solrDoc->setField('partof', $doc->parentId);
 
-			$solrDoc->setField('root', $doc->rootId);
+            $solrDoc->setField('root', $doc->rootId);
 
-			$solrDoc->setField('sid', $physicalUnit['id']);
+            $solrDoc->setField('sid', $physicalUnit['id']);
 
-			$solrDoc->setField('toplevel', FALSE);
+            $solrDoc->setField('toplevel', FALSE);
 
-			$solrDoc->setField('type', $physicalUnit['type'], self::$fields['fieldboost']['type']);
+            $solrDoc->setField('type', $physicalUnit['type'], self::$fields['fieldboost']['type']);
 
-			$solrDoc->setField('fulltext', tx_dlf_alto::getRawText($xml));
+            $solrDoc->setField('fulltext', tx_dlf_alto::getRawText($xml));
 
-			// Add faceting information to physical sub-elements if applicable.
-			foreach ($doc->metadataArray[$doc->toplevelId] as $index_name => $data) {
+            // Add faceting information to physical sub-elements if applicable.
+            foreach ($doc->metadataArray[$doc->toplevelId] as $index_name => $data) {
 
-				if (!empty($data) && substr($index_name, -8) !== '_sorting') {
+                if (!empty($data) && substr($index_name, -8) !== '_sorting') {
 
-					if (in_array($index_name, self::$fields['facets'])) {
+                    if (in_array($index_name, self::$fields['facets'])) {
 
-						// Add facets to index.
-						$solrDoc->setField($index_name.'_faceting', $data);
+                        // Add facets to index.
+                        $solrDoc->setField($index_name.'_faceting', $data);
 
-					}
+                    }
 
-				}
+                }
 
-			}
+            }
 
-			try {
+            try {
 
-				self::$solr->service->addDocument($solrDoc);
+                self::$solr->service->addDocument($solrDoc);
 
-			} catch (Exception $e) {
+            } catch (Exception $e) {
 
-				if (!defined('TYPO3_cliMode')) {
+                if (!defined('TYPO3_cliMode')) {
 
-					$message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
-						'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
-						tx_dlf_helper::getLL('flash.solrException', TRUE).'<br />'.htmlspecialchars($e->getMessage()),
-						tx_dlf_helper::getLL('flash.error', TRUE),
-						\TYPO3\CMS\Core\Messaging\FlashMessage::ERROR,
-						TRUE
-					);
+                    $message = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
+                        'TYPO3\\CMS\\Core\\Messaging\\FlashMessage',
+                        tx_dlf_helper::getLL('flash.solrException', TRUE).'<br />'.htmlspecialchars($e->getMessage()),
+                        tx_dlf_helper::getLL('flash.error', TRUE),
+                        \TYPO3\CMS\Core\Messaging\FlashMessage::ERROR,
+                        TRUE
+                    );
 
-					tx_dlf_helper::addMessage($message);
+                    tx_dlf_helper::addMessage($message);
 
-				}
+                }
 
-				return 1;
+                return 1;
 
-			}
+            }
 
-		}
+        }
 
-		return $errors;
+        return $errors;
 
-	}
+    }
 
-	/**
-	 * Connects to Solr server.
-	 *
-	 * @access	protected
-	 *
-	 * @param	integer		$core: UID of the Solr core
-	 * @param	integer		$pid: UID of the configuration page
-	 *
-	 * @return	boolean		TRUE on success or FALSE on failure
-	 */
-	protected static function solrConnect($core, $pid = 0) {
+    /**
+     * Connects to Solr server.
+     *
+     * @access	protected
+     *
+     * @param	integer		$core: UID of the Solr core
+     * @param	integer		$pid: UID of the configuration page
+     *
+     * @return	boolean		TRUE on success or FALSE on failure
+     */
+    protected static function solrConnect($core, $pid = 0) {
 
-		// Get Solr instance.
-		if (!self::$solr) {
+        // Get Solr instance.
+        if (!self::$solr) {
 
-			// Connect to Solr server.
-			if (self::$solr = tx_dlf_solr::getInstance($core)) {
+            // Connect to Solr server.
+            if (self::$solr = tx_dlf_solr::getInstance($core)) {
 
-				// Load indexing configuration if needed.
-				if ($pid) {
+                // Load indexing configuration if needed.
+                if ($pid) {
 
-					self::loadIndexConf($pid);
+                    self::loadIndexConf($pid);
 
-				}
+                }
 
-			} else {
+            } else {
 
-				return FALSE;
+                return FALSE;
 
-			}
+            }
 
-		}
+        }
 
-		return TRUE;
+        return TRUE;
 
-	}
+    }
 
-	/**
-	 * 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 +4 added lines, -4 removed lines

@@ -88,7 +88,7 @@ 
 	 *
 	 * @return	integer		0 on success or 1 on failure
 	 */
-	public static function add(tx_dlf_document &$doc, $core = 0) {
+	public static function add(tx_dlf_document & $doc, $core = 0) {
 
 		if (in_array($doc->uid, self::$processedDocs)) {
 
@@ -101,7 +101,7 @@ 
 			// Handle multi-volume documents.
 			if ($doc->parentId) {
 
-				$parent =& tx_dlf_document::getInstance($doc->parentId, 0, TRUE);
+				$parent = & tx_dlf_document::getInstance($doc->parentId, 0, TRUE);
 
 				if ($parent->ready) {
 
@@ -535,7 +535,7 @@ 
 	 *
 	 * @return	integer		0 on success or 1 on failure
 	 */
-	protected static function processLogical(tx_dlf_document &$doc, array $logicalUnit) {
+	protected static function processLogical(tx_dlf_document & $doc, array $logicalUnit) {
 
 		$errors = 0;
 
@@ -700,7 +700,7 @@ 
 	 *
 	 * @return	integer		0 on success or 1 on failure
 	 */
-	protected static function processPhysical(tx_dlf_document &$doc, $page, array $physicalUnit) {
+	protected static function processPhysical(tx_dlf_document & $doc, $page, array $physicalUnit) {
 
 		$errors = 0;
 

common/class.tx_dlf_solr.php

Indentation +514 added lines, -514 removed lines

@@ -20,711 +20,711 @@
  */
 class tx_dlf_solr {
 
-	/**
-	 * This holds the core name
-	 *
-	 * @var	string
-	 * @access protected
-	 */
-	protected $core = '';
-
-	/**
-	 * This holds the PID for the configuration
-	 *
-	 * @var	integer
-	 * @access protected
-	 */
-	protected $cPid = 0;
-
-	/**
-	 * The extension key
-	 *
-	 * @var	string
-	 * @access public
-	 */
-	public static $extKey = 'dlf';
-
-	/**
-	 * This holds the max results
-	 *
-	 * @var	integer
-	 * @access protected
-	 */
-	protected $limit = 50000;
-
-	/**
-	 * This holds the number of hits for last search
-	 *
-	 * @var	integer
-	 * @access protected
-	 */
-	protected $numberOfHits = 0;
-
-	/**
-	 * This holds the additional query parameters
-	 *
-	 * @var	array
-	 * @access protected
-	 */
-	protected $params = array ();
-
-	/**
-	 * Is the search instantiated successfully?
-	 *
-	 * @var	boolean
-	 * @access protected
-	 */
-	protected $ready = FALSE;
-
-	/**
-	 * This holds the singleton search objects with their core as array key
-	 *
-	 * @var	array(tx_dlf_solr)
-	 * @access protected
-	 */
-	protected static $registry = array ();
-
-	/**
-	 * This holds the Solr service object
-	 *
-	 * @var	Apache_Solr_Service
-	 * @access protected
-	 */
-	protected $service;
-
-	/**
-	 * Escape all special characters in a query string
-	 *
-	 * @access	public
-	 *
-	 * @param	string		$query: The query string
-	 *
-	 * @return	string		The escaped query string
-	 */
-	public static function escapeQuery($query) {
-
-		// Load class.
-		if (!class_exists('Apache_Solr_Service')) {
-
-			require_once(\TYPO3\CMS\Core\Utility\GeneralUtility::getFileAbsFileName('EXT:'.self::$extKey.'/lib/SolrPhpClient/Apache/Solr/Service.php'));
-
-		}
-
-		// Escape query phrase or term.
-		if (preg_match('/^".*"$/', $query)) {
-
-			return '"'.Apache_Solr_Service::escapePhrase(trim($query, '"')).'"';
+    /**
+     * This holds the core name
+     *
+     * @var	string
+     * @access protected
+     */
+    protected $core = '';
+
+    /**
+     * This holds the PID for the configuration
+     *
+     * @var	integer
+     * @access protected
+     */
+    protected $cPid = 0;
+
+    /**
+     * The extension key
+     *
+     * @var	string
+     * @access public
+     */
+    public static $extKey = 'dlf';
+
+    /**
+     * This holds the max results
+     *
+     * @var	integer
+     * @access protected
+     */
+    protected $limit = 50000;
+
+    /**
+     * This holds the number of hits for last search
+     *
+     * @var	integer
+     * @access protected
+     */
+    protected $numberOfHits = 0;
+
+    /**
+     * This holds the additional query parameters
+     *
+     * @var	array
+     * @access protected
+     */
+    protected $params = array ();
+
+    /**
+     * Is the search instantiated successfully?
+     *
+     * @var	boolean
+     * @access protected
+     */
+    protected $ready = FALSE;
+
+    /**
+     * This holds the singleton search objects with their core as array key
+     *
+     * @var	array(tx_dlf_solr)
+     * @access protected
+     */
+    protected static $registry = array ();
+
+    /**
+     * This holds the Solr service object
+     *
+     * @var	Apache_Solr_Service
+     * @access protected
+     */
+    protected $service;
+
+    /**
+     * Escape all special characters in a query string
+     *
+     * @access	public
+     *
+     * @param	string		$query: The query string
+     *
+     * @return	string		The escaped query string
+     */
+    public static function escapeQuery($query) {
+
+        // Load class.
+        if (!class_exists('Apache_Solr_Service')) {
+
+            require_once(\TYPO3\CMS\Core\Utility\GeneralUtility::getFileAbsFileName('EXT:'.self::$extKey.'/lib/SolrPhpClient/Apache/Solr/Service.php'));
+
+        }
+
+        // Escape query phrase or term.
+        if (preg_match('/^".*"$/', $query)) {
+
+            return '"'.Apache_Solr_Service::escapePhrase(trim($query, '"')).'"';
 
-		} else {
+        } else {
 
-			return Apache_Solr_Service::escape($query);
+            return Apache_Solr_Service::escape($query);
 
-		}
+        }
 
-	}
+    }
 
-	/**
-	 * Escape all special characters in a query string while retaining valid field queries
-	 *
-	 * @access	public
-	 *
-	 * @param	string		$query: The query string
-	 * @param	integer		$pid: The PID for the field configuration
-	 *
-	 * @return	string		The escaped query string
-	 */
-	public static function escapeQueryKeepField($query, $pid) {
+    /**
+     * Escape all special characters in a query string while retaining valid field queries
+     *
+     * @access	public
+     *
+     * @param	string		$query: The query string
+     * @param	integer		$pid: The PID for the field configuration
+     *
+     * @return	string		The escaped query string
+     */
+    public static function escapeQueryKeepField($query, $pid) {
 
-		// Is there a field query?
-		if (preg_match('/^[[:alnum:]]+_[tu][su]i:\(.*\)$/', $query)) {
+        // Is there a field query?
+        if (preg_match('/^[[:alnum:]]+_[tu][su]i:\(.*\)$/', $query)) {
 
-			// Get all indexed fields.
-			$fields = array();
+            // Get all indexed fields.
+            $fields = array();
 
-			$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-				'tx_dlf_metadata.index_name,tx_dlf_metadata.index_tokenized,tx_dlf_metadata.index_stored',
-				'tx_dlf_metadata',
-				'tx_dlf_metadata.index_indexed=1 AND tx_dlf_metadata.pid=' . intval($pid) . ' AND (tx_dlf_metadata.sys_language_uid IN (-1,0) OR tx_dlf_metadata.l18n_parent=0)' . tx_dlf_helper::whereClause('tx_dlf_metadata'),
-				'',
-				'',
-				''
-			);
+            $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+                'tx_dlf_metadata.index_name,tx_dlf_metadata.index_tokenized,tx_dlf_metadata.index_stored',
+                'tx_dlf_metadata',
+                'tx_dlf_metadata.index_indexed=1 AND tx_dlf_metadata.pid=' . intval($pid) . ' AND (tx_dlf_metadata.sys_language_uid IN (-1,0) OR tx_dlf_metadata.l18n_parent=0)' . tx_dlf_helper::whereClause('tx_dlf_metadata'),
+                '',
+                '',
+                ''
+            );
 
-			if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) > 0) {
+            if ($GLOBALS['TYPO3_DB']->sql_num_rows($result) > 0) {
 
-				while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_row($result)) {
+                while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_row($result)) {
 
-					$fields[] = $resArray[0].'_'.($resArray[1] ? 't' : 'u').($resArray[2] ? 's' : 'u').'i';
+                    $fields[] = $resArray[0].'_'.($resArray[1] ? 't' : 'u').($resArray[2] ? 's' : 'u').'i';
 
-				}
+                }
 
-			}
+            }
 
-			// Check if queried field is valid.
-			$splitQuery = explode(':', $query, 2);
+            // Check if queried field is valid.
+            $splitQuery = explode(':', $query, 2);
 
-			if (in_array($splitQuery[0], $fields)) {
+            if (in_array($splitQuery[0], $fields)) {
 
-				$query = $splitQuery[0].':('.self::escapeQuery(trim($splitQuery[1], '()')).')';
+                $query = $splitQuery[0].':('.self::escapeQuery(trim($splitQuery[1], '()')).')';
 
-			} else {
+            } else {
 
-				$query = self::escapeQuery($query);
+                $query = self::escapeQuery($query);
 
-			}
+            }
 
-		} elseif (!empty($query) && $query !== '*') {
+        } elseif (!empty($query) && $query !== '*') {
 
-			// Don't escape plain asterisk search.
-			$query = self::escapeQuery($query);
+            // Don't escape plain asterisk search.
+            $query = self::escapeQuery($query);
 
-		}
+        }
 
-		return $query;
+        return $query;
 
-	}
+    }
 
-	/**
-	 * This is a singleton class, thus instances must be created by this method
-	 *
-	 * @access	public
-	 *
-	 * @param	mixed		$core: Name or UID of the core to load
-	 *
-	 * @return	tx_dlf_solr		Instance of this class
-	 */
-	public static function getInstance($core) {
+    /**
+     * This is a singleton class, thus instances must be created by this method
+     *
+     * @access	public
+     *
+     * @param	mixed		$core: Name or UID of the core to load
+     *
+     * @return	tx_dlf_solr		Instance of this class
+     */
+    public static function getInstance($core) {
 
-		// Save parameter for logging purposes.
-		$_core = $core;
+        // Save parameter for logging purposes.
+        $_core = $core;
 
-		// Get core name if UID is given.
-		if (\TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($core)) {
+        // Get core name if UID is given.
+        if (\TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($core)) {
 
-			$core = tx_dlf_helper::getIndexName($core, 'tx_dlf_solrcores');
+            $core = tx_dlf_helper::getIndexName($core, 'tx_dlf_solrcores');
 
-		}
+        }
 
-		// Check if core is set.
-		if (empty($core)) {
+        // Check if core is set.
+        if (empty($core)) {
 
-			if (TYPO3_DLOG) {
+            if (TYPO3_DLOG) {
 
-				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_solr->getInstance('.$_core.')] Invalid core name "'.$core.'" for Apache Solr', self::$extKey, SYSLOG_SEVERITY_ERROR);
+                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_solr->getInstance('.$_core.')] Invalid core name "'.$core.'" for Apache Solr', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-			}
+            }
 
-			return;
+            return;
 
-		}
+        }
 
-		// Check if there is an instance in the registry already.
-		if (is_object(self::$registry[$core]) && self::$registry[$core] instanceof self) {
+        // Check if there is an instance in the registry already.
+        if (is_object(self::$registry[$core]) && self::$registry[$core] instanceof self) {
 
-			// Return singleton instance if available.
-			return self::$registry[$core];
+            // Return singleton instance if available.
+            return self::$registry[$core];
 
-		}
+        }
 
-		// Create new instance...
-		$instance = new self($core);
+        // Create new instance...
+        $instance = new self($core);
 
-		// ...and save it to registry.
-		if ($instance->ready) {
+        // ...and save it to registry.
+        if ($instance->ready) {
 
-			self::$registry[$core] = $instance;
+            self::$registry[$core] = $instance;
 
-			// Return new instance.
-			return $instance;
+            // Return new instance.
+            return $instance;
 
-		} else {
+        } else {
 
-			if (TYPO3_DLOG) {
+            if (TYPO3_DLOG) {
 
-				\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_solr->getInstance('.$_core.')] Could not connect to Apache Solr server', self::$extKey, SYSLOG_SEVERITY_ERROR);
+                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_solr->getInstance('.$_core.')] Could not connect to Apache Solr server', self::$extKey, SYSLOG_SEVERITY_ERROR);
 
-			}
+            }
 
-			return;
+            return;
 
-		}
+        }
 
-	}
+    }
 
-	/**
-	 * Returns the connection information a specific Solr core
-	 *
-	 * @access	public
-	 *
-	 * @param	string		$core: Name of the core to load
-	 *
-	 * @return	string		The connection parameters for a specific Solr core
-	 */
-	public static function getSolrConnectionInfo($core = '') {
+    /**
+     * Returns the connection information a specific Solr core
+     *
+     * @access	public
+     *
+     * @param	string		$core: Name of the core to load
+     *
+     * @return	string		The connection parameters for a specific Solr core
+     */
+    public static function getSolrConnectionInfo($core = '') {
 
-		$solrInfo = array ();
+        $solrInfo = array ();
 
-		// Extract extension configuration.
-		$conf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][self::$extKey]);
+        // Extract extension configuration.
+        $conf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][self::$extKey]);
 
-		// Derive Solr host name.
-		$solrInfo['host'] = ($conf['solrHost'] ? $conf['solrHost'] : '127.0.0.1');
+        // Derive Solr host name.
+        $solrInfo['host'] = ($conf['solrHost'] ? $conf['solrHost'] : '127.0.0.1');
 
-		// Prepend username and password to hostname.
-		if ($conf['solrUser'] && $conf['solrPass']) {
+        // Prepend username and password to hostname.
+        if ($conf['solrUser'] && $conf['solrPass']) {
 
-			$solrInfo['host'] = $conf['solrUser'].':'.$conf['solrPass'].'@'.$solrInfo['host'];
+            $solrInfo['host'] = $conf['solrUser'].':'.$conf['solrPass'].'@'.$solrInfo['host'];
 
-		}
+        }
 
-		// Set port if not set.
-		$solrInfo['port'] = \TYPO3\CMS\Core\Utility\MathUtility::forceIntegerInRange($conf['solrPort'], 1, 65535, 8180);
+        // Set port if not set.
+        $solrInfo['port'] = \TYPO3\CMS\Core\Utility\MathUtility::forceIntegerInRange($conf['solrPort'], 1, 65535, 8180);
 
-		// Append core name to path.
-		$solrInfo['path'] = trim($conf['solrPath'], '/').'/'.$core;
+        // Append core name to path.
+        $solrInfo['path'] = trim($conf['solrPath'], '/').'/'.$core;
 
-		return $solrInfo;
+        return $solrInfo;
 
-	}
+    }
 
-	/**
-	 * Returns the request URL for a specific Solr core
-	 *
-	 * @access	public
-	 *
-	 * @param	string		$core: Name of the core to load
-	 *
-	 * @return	string		The request URL for a specific Solr core
-	 */
-	public static function getSolrUrl($core = '') {
+    /**
+     * Returns the request URL for a specific Solr core
+     *
+     * @access	public
+     *
+     * @param	string		$core: Name of the core to load
+     *
+     * @return	string		The request URL for a specific Solr core
+     */
+    public static function getSolrUrl($core = '') {
 
-		// Get Solr connection information.
-		$solrInfo = self::getSolrConnectionInfo($core);
+        // Get Solr connection information.
+        $solrInfo = self::getSolrConnectionInfo($core);
 
-		// Return entire request URL.
-		return 'http://'.$solrInfo['host'].':'.$solrInfo['port'].'/'.$solrInfo['path'];
+        // Return entire request URL.
+        return 'http://'.$solrInfo['host'].':'.$solrInfo['port'].'/'.$solrInfo['path'];
 
-	}
+    }
 
-	/**
-	 * Get next unused Solr core number
-	 *
-	 * @access	public
-	 *
-	 * @param	integer		$start: Number to start with
-	 *
-	 * @return	integer		First unused core number found
-	 */
-	public static function solrGetCoreNumber($start = 0) {
+    /**
+     * Get next unused Solr core number
+     *
+     * @access	public
+     *
+     * @param	integer		$start: Number to start with
+     *
+     * @return	integer		First unused core number found
+     */
+    public static function solrGetCoreNumber($start = 0) {
 
-		$start = max(intval($start), 0);
+        $start = max(intval($start), 0);
 
-		// Check if core already exists.
-		if (self::getInstance('dlfCore'.$start) === NULL) {
+        // Check if core already exists.
+        if (self::getInstance('dlfCore'.$start) === NULL) {
 
-			return $start;
+            return $start;
 
-		} else {
+        } else {
 
-			return self::solrGetCoreNumber($start + 1);
+            return self::solrGetCoreNumber($start + 1);
 
-		}
+        }
 
-	}
+    }
 
-	/**
-	 * Processes a search request.
-	 *
-	 * @access	public
-	 *
-	 * @param	string		$query: The search query
-	 *
-	 * @return	tx_dlf_list		The result list
-	 */
-	public function search($query = '') {
+    /**
+     * Processes a search request.
+     *
+     * @access	public
+     *
+     * @param	string		$query: The search query
+     *
+     * @return	tx_dlf_list		The result list
+     */
+    public function search($query = '') {
 
-		// Perform search.
-		$results = $this->service->search((string) $query, 0, $this->limit, $this->params);
+        // Perform search.
+        $results = $this->service->search((string) $query, 0, $this->limit, $this->params);
 
-		$this->numberOfHits = count($results->response->docs);
+        $this->numberOfHits = count($results->response->docs);
 
-		$toplevel = array ();
+        $toplevel = array ();
 
-		$checks = array ();
+        $checks = array ();
 
-		// Get metadata configuration.
-		if ($this->numberOfHits > 0) {
+        // Get metadata configuration.
+        if ($this->numberOfHits > 0) {
 
-			$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-				'tx_dlf_metadata.index_name AS index_name',
-				'tx_dlf_metadata',
-				'tx_dlf_metadata.is_sortable=1 AND tx_dlf_metadata.pid='.intval($this->cPid).tx_dlf_helper::whereClause('tx_dlf_metadata'),
-				'',
-				'',
-				''
-			);
+            $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+                'tx_dlf_metadata.index_name AS index_name',
+                'tx_dlf_metadata',
+                'tx_dlf_metadata.is_sortable=1 AND tx_dlf_metadata.pid='.intval($this->cPid).tx_dlf_helper::whereClause('tx_dlf_metadata'),
+                '',
+                '',
+                ''
+            );
 
-			$sorting = array ();
+            $sorting = array ();
 
-			while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
+            while ($resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result)) {
 
-				$sorting[$resArray['index_name']] = $resArray['index_name'].'_sorting';
+                $sorting[$resArray['index_name']] = $resArray['index_name'].'_sorting';
 
-			}
+            }
 
-		}
+        }
 
-		// Keep track of relevance.
-		$i = 0;
+        // Keep track of relevance.
+        $i = 0;
 
-		// Process results.
-		foreach ($results->response->docs as $doc) {
+        // Process results.
+        foreach ($results->response->docs as $doc) {
 
-			// Split toplevel documents from subparts.
-			if ($doc->toplevel == 1) {
+            // Split toplevel documents from subparts.
+            if ($doc->toplevel == 1) {
 
-				// Prepare document's metadata for sorting.
-				$docSorting = array ();
+                // Prepare document's metadata for sorting.
+                $docSorting = array ();
 
-				foreach ($sorting as $index_name => $solr_name) {
+                foreach ($sorting as $index_name => $solr_name) {
 
-					if (!empty($doc->$solr_name)) {
+                    if (!empty($doc->$solr_name)) {
 
-						$docSorting[$index_name] = (is_array($doc->$solr_name) ? $doc->$solr_name[0] : $doc->$solr_name);
+                        $docSorting[$index_name] = (is_array($doc->$solr_name) ? $doc->$solr_name[0] : $doc->$solr_name);
 
-					}
+                    }
 
-				}
+                }
 
-				// Preserve relevance ranking.
-				if (!empty($toplevel[$doc->uid]['s']['relevance'])) {
+                // Preserve relevance ranking.
+                if (!empty($toplevel[$doc->uid]['s']['relevance'])) {
 
-					$docSorting['relevance'] = $toplevel[$doc->uid]['s']['relevance'];
+                    $docSorting['relevance'] = $toplevel[$doc->uid]['s']['relevance'];
 
-				}
+                }
 
-				$toplevel[$doc->uid] = array (
-					'u' => $doc->uid,
-					'h' => '',
-					's' => $docSorting,
-					'p' => (!empty($toplevel[$doc->uid]['p']) ? $toplevel[$doc->uid]['p'] : array ())
-				);
+                $toplevel[$doc->uid] = array (
+                    'u' => $doc->uid,
+                    'h' => '',
+                    's' => $docSorting,
+                    'p' => (!empty($toplevel[$doc->uid]['p']) ? $toplevel[$doc->uid]['p'] : array ())
+                );
 
-			} else {
+            } else {
 
-				$toplevel[$doc->uid]['p'][] = array (
-					'u' => $doc->id,
-					'h' => (!empty($results->highlighting->{$doc->id}->fulltext) ? $results->highlighting->{$doc->id}->fulltext[0] : '')
-				);
+                $toplevel[$doc->uid]['p'][] = array (
+                    'u' => $doc->id,
+                    'h' => (!empty($results->highlighting->{$doc->id}->fulltext) ? $results->highlighting->{$doc->id}->fulltext[0] : '')
+                );
 
-				if (!in_array($doc->uid, $checks)) {
+                if (!in_array($doc->uid, $checks)) {
 
-					$checks[] = $doc->uid;
+                    $checks[] = $doc->uid;
 
-				}
+                }
 
-			}
+            }
 
-			// Add relevance to sorting values.
-			if (empty($toplevel[$doc->uid]['s']['relevance'])) {
+            // Add relevance to sorting values.
+            if (empty($toplevel[$doc->uid]['s']['relevance'])) {
 
-				$toplevel[$doc->uid]['s']['relevance'] = str_pad($i, 6, '0', STR_PAD_LEFT);
+                $toplevel[$doc->uid]['s']['relevance'] = str_pad($i, 6, '0', STR_PAD_LEFT);
 
-			}
+            }
 
-			$i++;
+            $i++;
 
-		}
+        }
 
-		// Check if the toplevel documents have metadata.
-		foreach ($checks as $check) {
+        // Check if the toplevel documents have metadata.
+        foreach ($checks as $check) {
 
-			if (empty($toplevel[$check]['u'])) {
+            if (empty($toplevel[$check]['u'])) {
 
-				// Get information for toplevel document.
-				$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
-					'tx_dlf_documents.uid AS uid,tx_dlf_documents.metadata_sorting AS metadata_sorting',
-					'tx_dlf_documents',
-					'tx_dlf_documents.uid='.intval($check).tx_dlf_helper::whereClause('tx_dlf_documents'),
-					'',
-					'',
-					'1'
-				);
+                // Get information for toplevel document.
+                $result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
+                    'tx_dlf_documents.uid AS uid,tx_dlf_documents.metadata_sorting AS metadata_sorting',
+                    'tx_dlf_documents',
+                    'tx_dlf_documents.uid='.intval($check).tx_dlf_helper::whereClause('tx_dlf_documents'),
+                    '',
+                    '',
+                    '1'
+                );
 
-				// Process results.
-				if ($GLOBALS['TYPO3_DB']->sql_num_rows($result)) {
+                // Process results.
+                if ($GLOBALS['TYPO3_DB']->sql_num_rows($result)) {
 
-					$resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result);
+                    $resArray = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($result);
 
-					// Prepare document's metadata for sorting.
-					$sorting = unserialize($resArray['metadata_sorting']);
+                    // Prepare document's metadata for sorting.
+                    $sorting = unserialize($resArray['metadata_sorting']);
 
-					if (!empty($sorting['type']) && \TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($sorting['type'])) {
+                    if (!empty($sorting['type']) && \TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($sorting['type'])) {
 
-						$sorting['type'] = tx_dlf_helper::getIndexName($sorting['type'], 'tx_dlf_structures', $this->cPid);
+                        $sorting['type'] = tx_dlf_helper::getIndexName($sorting['type'], 'tx_dlf_structures', $this->cPid);
 
-					}
+                    }
 
-					if (!empty($sorting['owner']) && \TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($sorting['owner'])) {
+                    if (!empty($sorting['owner']) && \TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($sorting['owner'])) {
 
-						$sorting['owner'] = tx_dlf_helper::getIndexName($sorting['owner'], 'tx_dlf_libraries', $this->cPid);
+                        $sorting['owner'] = tx_dlf_helper::getIndexName($sorting['owner'], 'tx_dlf_libraries', $this->cPid);
 
-					}
+                    }
 
-					if (!empty($sorting['collection']) && \TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($sorting['collection'])) {
+                    if (!empty($sorting['collection']) && \TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($sorting['collection'])) {
 
-						$sorting['collection'] = tx_dlf_helper::getIndexName($sorting['collection'], 'tx_dlf_collections', $this->cPid);
+                        $sorting['collection'] = tx_dlf_helper::getIndexName($sorting['collection'], 'tx_dlf_collections', $this->cPid);
 
-					}
+                    }
 
-					// Preserve relevance ranking.
-					if (!empty($toplevel[$check]['s']['relevance'])) {
+                    // Preserve relevance ranking.
+                    if (!empty($toplevel[$check]['s']['relevance'])) {
 
-						$sorting['relevance'] = $toplevel[$check]['s']['relevance'];
+                        $sorting['relevance'] = $toplevel[$check]['s']['relevance'];
 
-					}
+                    }
 
-					$toplevel[$check] = array (
-						'u' => $resArray['uid'],
-						'h' => '',
-						's' => $sorting,
-						'p' => $toplevel[$check]['p']
-					);
+                    $toplevel[$check] = array (
+                        'u' => $resArray['uid'],
+                        'h' => '',
+                        's' => $sorting,
+                        'p' => $toplevel[$check]['p']
+                    );
 
-				} else {
+                } else {
 
-					// Clear entry if there is no (accessible) toplevel document.
-					unset ($toplevel[$check]);
+                    // Clear entry if there is no (accessible) toplevel document.
+                    unset ($toplevel[$check]);
 
-				}
+                }
 
-			}
+            }
 
-		}
+        }
 
-		// Save list of documents.
-		$list = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('tx_dlf_list');
+        // Save list of documents.
+        $list = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('tx_dlf_list');
 
-		$list->reset();
+        $list->reset();
 
-		$list->add(array_values($toplevel));
+        $list->add(array_values($toplevel));
 
-		// Set metadata for search.
-		$list->metadata = array (
-			'label' => '',
-			'description' => '',
-			'options' => array (
-				'source' => 'search',
-				'engine' => 'solr',
-				'select' => $query,
-				'userid' => 0,
-				'params' => $this->params,
-				'core' => $this->core,
-				'pid' => $this->cPid,
-				'order' => 'relevance',
-				'order.asc' => TRUE,
-			)
-		);
+        // Set metadata for search.
+        $list->metadata = array (
+            'label' => '',
+            'description' => '',
+            'options' => array (
+                'source' => 'search',
+                'engine' => 'solr',
+                'select' => $query,
+                'userid' => 0,
+                'params' => $this->params,
+                'core' => $this->core,
+                'pid' => $this->cPid,
+                'order' => 'relevance',
+                'order.asc' => TRUE,
+            )
+        );
 
-		return $list;
+        return $list;
 
-	}
+    }
 
-	/**
-	 * This returns $this->limit via __get()
-	 *
-	 * @access	protected
-	 *
-	 * @return	integer		The max number of results
-	 */
-	protected function _getLimit() {
+    /**
+     * This returns $this->limit via __get()
+     *
+     * @access	protected
+     *
+     * @return	integer		The max number of results
+     */
+    protected function _getLimit() {
 
-		return $this->limit;
+        return $this->limit;
 
-	}
+    }
 
-	/**
-	 * This returns $this->numberOfHits via __get()
-	 *
-	 * @access	protected
-	 *
-	 * @return	integer		Total number of hits for last search
-	 */
-	protected function _getNumberOfHits() {
+    /**
+     * This returns $this->numberOfHits via __get()
+     *
+     * @access	protected
+     *
+     * @return	integer		Total number of hits for last search
+     */
+    protected function _getNumberOfHits() {
 
-		return $this->numberOfHits;
+        return $this->numberOfHits;
 
-	}
+    }
 
-	/**
-	 * This returns $this->ready via __get()
-	 *
-	 * @access	protected
-	 *
-	 * @return	boolean		Is the search instantiated successfully?
-	 */
-	protected function _getReady() {
+    /**
+     * This returns $this->ready via __get()
+     *
+     * @access	protected
+     *
+     * @return	boolean		Is the search instantiated successfully?
+     */
+    protected function _getReady() {
 
-		return $this->ready;
+        return $this->ready;
 
-	}
+    }
 
-	/**
-	 * This returns $this->service via __get()
-	 *
-	 * @access	protected
-	 *
-	 * @return	Apache_Solr_Service		Apache Solr service object
-	 */
-	protected function _getService() {
+    /**
+     * This returns $this->service via __get()
+     *
+     * @access	protected
+     *
+     * @return	Apache_Solr_Service		Apache Solr service object
+     */
+    protected function _getService() {
 
-		return $this->service;
+        return $this->service;
 
-	}
+    }
 
-	/**
-	 * 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 sets $this->limit via __set()
-	 *
-	 * @access	protected
-	 *
-	 * @param	integer		$value: The max number of results
-	 *
-	 * @return	void
-	 */
-	protected function _setLimit($value) {
+    /**
+     * This sets $this->limit via __set()
+     *
+     * @access	protected
+     *
+     * @param	integer		$value: The max number of results
+     *
+     * @return	void
+     */
+    protected function _setLimit($value) {
 
-		$this->limit = max(intval($value), 0);
+        $this->limit = max(intval($value), 0);
 
-	}
+    }
 
-	/**
-	 * This sets $this->params via __set()
-	 *
-	 * @access	protected
-	 *
-	 * @param	array		$value: The query parameters
-	 *
-	 * @return	void
-	 */
-	protected function _setParams(array $value) {
+    /**
+     * This sets $this->params via __set()
+     *
+     * @access	protected
+     *
+     * @param	array		$value: The query parameters
+     *
+     * @return	void
+     */
+    protected function _setParams(array $value) {
 
-		$this->params = $value;
+        $this->params = $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 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_solr->__get('.$var.')] There is no getter function for property "'.$var.'"', self::$extKey, SYSLOG_SEVERITY_WARNING);
+                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_solr->__get('.$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_solr->__set('.$var.', [data])] There is no setter function for property "'.$var.'"', self::$extKey, SYSLOG_SEVERITY_WARNING, $value);
+                \TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_solr->__set('.$var.', [data])] There is no setter function for property "'.$var.'"', self::$extKey, SYSLOG_SEVERITY_WARNING, $value);
 
-			}
+            }
 
-		} else {
+        } else {
 
-			$this->$method($value);
+            $this->$method($value);
 
-		}
+        }
 
-	}
+    }
 
-	/**
-	 * This is a singleton class, thus the constructor should be private/protected
-	 *
-	 * @access	protected
-	 *
-	 * @param	string		$core: The name of the core to use
-	 *
-	 * @return	void
-	 */
-	protected function __construct($core) {
+    /**
+     * This is a singleton class, thus the constructor should be private/protected
+     *
+     * @access	protected
+     *
+     * @param	string		$core: The name of the core to use
+     *
+     * @return	void
+     */
+    protected function __construct($core) {
 
-		// Load class.
-		if (!class_exists('Apache_Solr_Service')) {
+        // Load class.
+        if (!class_exists('Apache_Solr_Service')) {
 
-			require_once(\TYPO3\CMS\Core\Utility\GeneralUtility::getFileAbsFileName('EXT:'.self::$extKey.'/lib/SolrPhpClient/Apache/Solr/Service.php'));
+            require_once(\TYPO3\CMS\Core\Utility\GeneralUtility::getFileAbsFileName('EXT:'.self::$extKey.'/lib/SolrPhpClient/Apache/Solr/Service.php'));
 
-		}
+        }
 
-		$solrInfo = self::getSolrConnectionInfo($core);
+        $solrInfo = self::getSolrConnectionInfo($core);
 
-		// Instantiate Apache_Solr_Service class.
-		$this->service = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('Apache_Solr_Service', $solrInfo['host'], $solrInfo['port'], $solrInfo['path']);
+        // Instantiate Apache_Solr_Service class.
+        $this->service = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('Apache_Solr_Service', $solrInfo['host'], $solrInfo['port'], $solrInfo['path']);
 
-		// Check if connection is established.
-		if ($this->service->ping() !== FALSE) {
+        // Check if connection is established.
+        if ($this->service->ping() !== FALSE) {
 
-			// Do not collapse single value arrays.
-			$this->service->setCollapseSingleValueArrays = FALSE;
+            // Do not collapse single value arrays.
+            $this->service->setCollapseSingleValueArrays = FALSE;
 
-			// Set core name.
-			$this->core = $core;
+            // Set core name.
+            $this->core = $core;
 
-			// Instantiation successful!
-			$this->ready = TRUE;
+            // Instantiation successful!
+            $this->ready = TRUE;
 
-		}
+        }
 
-	}
+    }
 
 }

Spacing +2 added lines, -2 removed lines

@@ -139,12 +139,12 @@
 		if (preg_match('/^[[:alnum:]]+_[tu][su]i:\(.*\)$/', $query)) {
 
 			// Get all indexed fields.
-			$fields = array();
+			$fields = array ();
 
 			$result = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
 				'tx_dlf_metadata.index_name,tx_dlf_metadata.index_tokenized,tx_dlf_metadata.index_stored',
 				'tx_dlf_metadata',
-				'tx_dlf_metadata.index_indexed=1 AND tx_dlf_metadata.pid=' . intval($pid) . ' AND (tx_dlf_metadata.sys_language_uid IN (-1,0) OR tx_dlf_metadata.l18n_parent=0)' . tx_dlf_helper::whereClause('tx_dlf_metadata'),
+				'tx_dlf_metadata.index_indexed=1 AND tx_dlf_metadata.pid='.intval($pid).' AND (tx_dlf_metadata.sys_language_uid IN (-1,0) OR tx_dlf_metadata.l18n_parent=0)'.tx_dlf_helper::whereClause('tx_dlf_metadata'),
 				'',
 				'',
 				''

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_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 +2 added lines, -2 removed lines

@@ -1028,7 +1028,7 @@ 
 
 					if ($flashMessage->getTitle() !== '') {
 
-						$messageContent = sprintf('<h4>%s</h4>', htmlspecialchars($flashMessage->getTitle())) . $messageContent;
+						$messageContent = sprintf('<h4>%s</h4>', htmlspecialchars($flashMessage->getTitle())).$messageContent;
 
 					}
 
@@ -1218,7 +1218,7 @@ 
 						// 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);
 
 						}
 

common/class.tx_dlf_module.php

Indentation +154 added lines, -154 removed lines

@@ -20,115 +20,115 @@ 
  */
 abstract class tx_dlf_module extends \TYPO3\CMS\Backend\Module\BaseScriptClass {
 
-	public $extKey = 'dlf';
-
-	public $prefixId = 'tx_dlf';
-
-	/**
-	 * Holds the path to this module relative to 'EXT:dlf/modules/' and with trailing slash
-	 *
-	 * @var	string
-	 * @access protected
-	 */
-	protected $modPath = '';
-
-	/**
-	 * Holds the page record if access granted or FALSE if access denied
-	 *
-	 * @var	mixed
-	 * @access protected
-	 */
-	protected $pageInfo;
-
-	/**
-	 * Holds the module's button array
-	 *
-	 * @var	array
-	 * @access protected
-	 */
-	protected $buttonArray = array ();
-
-	/**
-	 * Holds the module's marker array
-	 *
-	 * @var	array
-	 * @access protected
-	 */
-	protected $markerArray = array ();
-
-	/**
-	 * Holds the module's subpart array
-	 *
-	 * @var	array
-	 * @access protected
-	 */
-	protected $subpartArray = array ();
-
-	/**
-	 * Holds the TYPO3_CONF_VARS array of this extension
-	 *
-	 * @var	array
-	 * @access protected
-	 */
-	protected $conf = array ();
-
-	/**
-	 * Holds the submitted form's data
-	 *
-	 * @var	array
-	 * @access protected
-	 */
-	protected $data;
-
-	/**
-	 * Initializes the backend module by setting internal variables, initializing the menu.
-	 *
-	 * @access public
-	 *
-	 * @return	void
-	 */
-	public function __construct() {
-
-		$GLOBALS['BE_USER']->modAccess($GLOBALS['MCONF'], 1);
-
-		$GLOBALS['LANG']->includeLLFile('EXT:'.$this->extKey.'/modules/'.$this->modPath.'locallang.xml');
-
-		$this->setMOD_MENU();
-
-		parent::init();
-
-		$this->conf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][$this->extKey]);
-
-		$this->pageInfo = \TYPO3\CMS\Backend\Utility\BackendUtility::readPageAccess($this->id, $this->perms_clause);
-
-		$this->doc = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Backend\\Template\\DocumentTemplate');
-
-		$this->doc->setModuleTemplate('EXT:'.$this->extKey.'/modules/'.$this->modPath.'template.tmpl');
-
-		$this->doc->getPageRenderer()->addCssFile(\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extRelPath($this->extKey) . 'res/backend.css');
-
-		$this->doc->backPath = $GLOBALS['BACK_PATH'];
-
-		$this->doc->bodyTagAdditions = 'class="ext-'.$this->extKey.'-modules"';
-
-		$this->doc->form = '<form action="" method="post" enctype="multipart/form-data">';
-
-		$this->data = \TYPO3\CMS\Core\Utility\GeneralUtility::_GPmerged($this->prefixId);
-
-	}
-
-	/**
-	 * Sets the module's MOD_MENU configuration.
-	 *
-	 * @access	protected
-	 *
-	 * @return	void
-	 */
-	protected function setMOD_MENU() {
-
-		// Set $this->MOD_MENU array here or leave empty.
-
-		/* Example code:
+    public $extKey = 'dlf';
+
+    public $prefixId = 'tx_dlf';
+
+    /**
+     * Holds the path to this module relative to 'EXT:dlf/modules/' and with trailing slash
+     *
+     * @var	string
+     * @access protected
+     */
+    protected $modPath = '';
+
+    /**
+     * Holds the page record if access granted or FALSE if access denied
+     *
+     * @var	mixed
+     * @access protected
+     */
+    protected $pageInfo;
+
+    /**
+     * Holds the module's button array
+     *
+     * @var	array
+     * @access protected
+     */
+    protected $buttonArray = array ();
+
+    /**
+     * Holds the module's marker array
+     *
+     * @var	array
+     * @access protected
+     */
+    protected $markerArray = array ();
+
+    /**
+     * Holds the module's subpart array
+     *
+     * @var	array
+     * @access protected
+     */
+    protected $subpartArray = array ();
+
+    /**
+     * Holds the TYPO3_CONF_VARS array of this extension
+     *
+     * @var	array
+     * @access protected
+     */
+    protected $conf = array ();
+
+    /**
+     * Holds the submitted form's data
+     *
+     * @var	array
+     * @access protected
+     */
+    protected $data;
+
+    /**
+     * Initializes the backend module by setting internal variables, initializing the menu.
+     *
+     * @access public
+     *
+     * @return	void
+     */
+    public function __construct() {
+
+        $GLOBALS['BE_USER']->modAccess($GLOBALS['MCONF'], 1);
+
+        $GLOBALS['LANG']->includeLLFile('EXT:'.$this->extKey.'/modules/'.$this->modPath.'locallang.xml');
+
+        $this->setMOD_MENU();
+
+        parent::init();
+
+        $this->conf = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf'][$this->extKey]);
+
+        $this->pageInfo = \TYPO3\CMS\Backend\Utility\BackendUtility::readPageAccess($this->id, $this->perms_clause);
+
+        $this->doc = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Backend\\Template\\DocumentTemplate');
+
+        $this->doc->setModuleTemplate('EXT:'.$this->extKey.'/modules/'.$this->modPath.'template.tmpl');
+
+        $this->doc->getPageRenderer()->addCssFile(\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extRelPath($this->extKey) . 'res/backend.css');
+
+        $this->doc->backPath = $GLOBALS['BACK_PATH'];
+
+        $this->doc->bodyTagAdditions = 'class="ext-'.$this->extKey.'-modules"';
+
+        $this->doc->form = '<form action="" method="post" enctype="multipart/form-data">';
+
+        $this->data = \TYPO3\CMS\Core\Utility\GeneralUtility::_GPmerged($this->prefixId);
+
+    }
+
+    /**
+     * Sets the module's MOD_MENU configuration.
+     *
+     * @access	protected
+     *
+     * @return	void
+     */
+    protected function setMOD_MENU() {
+
+        // Set $this->MOD_MENU array here or leave empty.
+
+        /* Example code:
 		$this->MOD_MENU = array (
 			'function' => array (
 				'1' => $GLOBALS['LANG']->getLL('function1'),
@@ -137,30 +137,30 @@ 
 			)
 		); */
 
-	}
-
-	/**
-	 * Main function of the module.
-	 *
-	 * @access	public
-	 *
-	 * @abstract
-	 *
-	 * @return	void
-	 */
-	abstract public function main();
-
-	/**
-	 * Outputs all contents.
-	 *
-	 * @access	protected
-	 *
-	 * @return	void
-	 */
-	protected function printContent() {
-
-		// Add Javascript for function menu.
-		$this->doc->JScode .= '
+    }
+
+    /**
+     * Main function of the module.
+     *
+     * @access	public
+     *
+     * @abstract
+     *
+     * @return	void
+     */
+    abstract public function main();
+
+    /**
+     * Outputs all contents.
+     *
+     * @access	protected
+     *
+     * @return	void
+     */
+    protected function printContent() {
+
+        // Add Javascript for function menu.
+        $this->doc->JScode .= '
 		<script type="text/javascript">
 		script_ended = 0;
 		function jumpToUrl(URL)	{
@@ -168,46 +168,46 @@ 
 		}
 		</script>';
 
-		// Add Javascript for convenient module switch.
-		$this->doc->postCode .= '
+        // Add Javascript for convenient module switch.
+        $this->doc->postCode .= '
 		<script type="text/javascript">
 		script_ended = 1;
 		</script>';
 
-		// Render output.
-		$this->content .= $this->doc->startPage($GLOBALS['LANG']->getLL('title'));
+        // Render output.
+        $this->content .= $this->doc->startPage($GLOBALS['LANG']->getLL('title'));
 
-		// Set defaults for buttons and menu.
-		if (empty($this->buttonArray['RELOAD'])) {
+        // Set defaults for buttons and menu.
+        if (empty($this->buttonArray['RELOAD'])) {
 
-			$this->buttonArray['RELOAD'] = '<a href="'.$GLOBALS['MCONF']['_'].'" title="'.$GLOBALS['LANG']->sL('LLL:EXT:lang/locallang_core.php:labels.reload', TRUE).'">'.\TYPO3\CMS\Backend\Utility\IconUtility::getSpriteIcon('actions-system-refresh').'</a>';
+            $this->buttonArray['RELOAD'] = '<a href="'.$GLOBALS['MCONF']['_'].'" title="'.$GLOBALS['LANG']->sL('LLL:EXT:lang/locallang_core.php:labels.reload', TRUE).'">'.\TYPO3\CMS\Backend\Utility\IconUtility::getSpriteIcon('actions-system-refresh').'</a>';
 
-		}
+        }
 
-		if (empty($this->buttonArray['SHORTCUT'])) {
+        if (empty($this->buttonArray['SHORTCUT'])) {
 
-			$this->buttonArray['SHORTCUT'] = $this->doc->makeShortcutIcon('id', implode(',', array_keys($this->MOD_MENU)), $this->MCONF['name']);
+            $this->buttonArray['SHORTCUT'] = $this->doc->makeShortcutIcon('id', implode(',', array_keys($this->MOD_MENU)), $this->MCONF['name']);
 
-		}
+        }
 
-		if (empty($this->markerArray['CSH'])) {
+        if (empty($this->markerArray['CSH'])) {
 
-			$this->markerArray['CSH'] = \TYPO3\CMS\Backend\Utility\BackendUtility::cshItem('_MOD_'.$GLOBALS['MCONF']['name'], 'csh', $GLOBALS['BACK_PATH'], '', TRUE);
+            $this->markerArray['CSH'] = \TYPO3\CMS\Backend\Utility\BackendUtility::cshItem('_MOD_'.$GLOBALS['MCONF']['name'], 'csh', $GLOBALS['BACK_PATH'], '', TRUE);
 
-		}
+        }
 
-		if (empty($this->markerArray['MOD_MENU'])) {
+        if (empty($this->markerArray['MOD_MENU'])) {
 
-			$this->markerArray['MOD_MENU'] = \TYPO3\CMS\Backend\Utility\BackendUtility::getFuncMenu($this->id, 'SET[function]', $this->MOD_SETTINGS['function'], $this->MOD_MENU['function']);
+            $this->markerArray['MOD_MENU'] = \TYPO3\CMS\Backend\Utility\BackendUtility::getFuncMenu($this->id, 'SET[function]', $this->MOD_SETTINGS['function'], $this->MOD_MENU['function']);
 
-		}
+        }
 
-		$this->content .= $this->doc->moduleBody($this->pageInfo, $this->buttonArray, $this->markerArray, $this->subpartArray);
+        $this->content .= $this->doc->moduleBody($this->pageInfo, $this->buttonArray, $this->markerArray, $this->subpartArray);
 
-		$this->content .= $this->doc->endPage();
+        $this->content .= $this->doc->endPage();
 
-		echo $this->content;
+        echo $this->content;
 
-	}
+    }
 
 }

Spacing +1 added lines, -1 removed lines

@@ -105,7 +105,7 @@
 
 		$this->doc->setModuleTemplate('EXT:'.$this->extKey.'/modules/'.$this->modPath.'template.tmpl');
 
-		$this->doc->getPageRenderer()->addCssFile(\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extRelPath($this->extKey) . 'res/backend.css');
+		$this->doc->getPageRenderer()->addCssFile(\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extRelPath($this->extKey).'res/backend.css');
 
 		$this->doc->backPath = $GLOBALS['BACK_PATH'];
 

common/class.tx_dlf_mods.php

Indentation +88 added lines, -88 removed lines

@@ -19,159 +19,159 @@
  */
 class tx_dlf_mods implements tx_dlf_format {
 
-	/**
-	 * This extracts the essential MODS 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 the essential MODS 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) {
 
-		$xml->registerXPathNamespace('mods', 'http://www.loc.gov/mods/v3');
+        $xml->registerXPathNamespace('mods', 'http://www.loc.gov/mods/v3');
 
-		// Get "author" and "author_sorting".
-		$authors = $xml->xpath('./mods:name[./mods:role/mods:roleTerm[@type="code" and @authority="marcrelator"]="aut"]');
+        // Get "author" and "author_sorting".
+        $authors = $xml->xpath('./mods:name[./mods:role/mods:roleTerm[@type="code" and @authority="marcrelator"]="aut"]');
 
-		// Get "author" and "author_sorting" again if that was to sophisticated.
-		if (!$authors) {
+        // Get "author" and "author_sorting" again if that was to sophisticated.
+        if (!$authors) {
 
-			// Get all names which do not have any role term assigned and assume these are authors.
-			$authors = $xml->xpath('./mods:name[not(./mods:role)]');
+            // Get all names which do not have any role term assigned and assume these are authors.
+            $authors = $xml->xpath('./mods:name[not(./mods:role)]');
 
-		}
+        }
 
-		if (is_array($authors)) {
+        if (is_array($authors)) {
 
-			for ($i = 0, $j = count($authors); $i < $j; $i++) {
+            for ($i = 0, $j = count($authors); $i < $j; $i++) {
 
-				$authors[$i]->registerXPathNamespace('mods', 'http://www.loc.gov/mods/v3');
+                $authors[$i]->registerXPathNamespace('mods', 'http://www.loc.gov/mods/v3');
 
-				// Check if there is a display form.
-				if (($displayForm = $authors[$i]->xpath('./mods:displayForm'))) {
+                // Check if there is a display form.
+                if (($displayForm = $authors[$i]->xpath('./mods:displayForm'))) {
 
-					$metadata['author'][$i] = (string) $displayForm[0];
+                    $metadata['author'][$i] = (string) $displayForm[0];
 
-				} elseif (($nameParts = $authors[$i]->xpath('./mods:namePart'))) {
+                } elseif (($nameParts = $authors[$i]->xpath('./mods:namePart'))) {
 
-					$name = array ();
+                    $name = array ();
 
-					$k = 4;
+                    $k = 4;
 
-					foreach ($nameParts as $namePart) {
+                    foreach ($nameParts as $namePart) {
 
-						if (isset($namePart['type']) && (string) $namePart['type'] == 'family') {
+                        if (isset($namePart['type']) && (string) $namePart['type'] == 'family') {
 
-							$name[0] = (string) $namePart;
+                            $name[0] = (string) $namePart;
 
-						} elseif (isset($namePart['type']) && (string) $namePart['type'] == 'given') {
+                        } elseif (isset($namePart['type']) && (string) $namePart['type'] == 'given') {
 
-							$name[1] = (string) $namePart;
+                            $name[1] = (string) $namePart;
 
-						} elseif (isset($namePart['type']) && (string) $namePart['type'] == 'termsOfAddress') {
+                        } elseif (isset($namePart['type']) && (string) $namePart['type'] == 'termsOfAddress') {
 
-							$name[2] = (string) $namePart;
+                            $name[2] = (string) $namePart;
 
-						} elseif (isset($namePart['type']) && (string) $namePart['type'] == 'date') {
+                        } elseif (isset($namePart['type']) && (string) $namePart['type'] == 'date') {
 
-							$name[3] = (string) $namePart;
+                            $name[3] = (string) $namePart;
 
-						} else {
+                        } else {
 
-							$name[$k] = (string) $namePart;
+                            $name[$k] = (string) $namePart;
 
-						}
+                        }
 
-						$k++;
+                        $k++;
 
-					}
+                    }
 
-					ksort($name);
+                    ksort($name);
 
-					$metadata['author'][$i] = trim(implode(', ', $name));
+                    $metadata['author'][$i] = trim(implode(', ', $name));
 
-				}
+                }
 
-			}
+            }
 
-		}
+        }
 
-		// Get "place" and "place_sorting".
-		$places = $xml->xpath('./mods:originInfo[not(./mods:edition="[Electronic ed.]")]/mods:place/mods:placeTerm');
+        // Get "place" and "place_sorting".
+        $places = $xml->xpath('./mods:originInfo[not(./mods:edition="[Electronic ed.]")]/mods:place/mods:placeTerm');
 
-		// Get "place" and "place_sorting" again if that was to sophisticated.
-		if (!$places) {
+        // Get "place" and "place_sorting" again if that was to sophisticated.
+        if (!$places) {
 
-			// Get all places and assume these are places of publication.
-			$places = $xml->xpath('./mods:originInfo/mods:place/mods:placeTerm');
+            // Get all places and assume these are places of publication.
+            $places = $xml->xpath('./mods:originInfo/mods:place/mods:placeTerm');
 
-		}
+        }
 
-		if (is_array($places)) {
+        if (is_array($places)) {
 
-			foreach ($places as $place) {
+            foreach ($places as $place) {
 
-				$metadata['place'][] = (string) $place;
+                $metadata['place'][] = (string) $place;
 
-				if (!$metadata['place_sorting'][0]) {
+                if (!$metadata['place_sorting'][0]) {
 
-					$metadata['place_sorting'][0] = preg_replace('/[[:punct:]]/', '', (string) $place);
+                    $metadata['place_sorting'][0] = preg_replace('/[[:punct:]]/', '', (string) $place);
 
-				}
+                }
 
-			}
+            }
 
-		}
+        }
 
-		// Get "year_sorting".
-		if (($years_sorting = $xml->xpath('./mods:originInfo[not(./mods:edition="[Electronic ed.]")]/mods:dateOther[@type="order" and @encoding="w3cdtf"]'))) {
+        // Get "year_sorting".
+        if (($years_sorting = $xml->xpath('./mods:originInfo[not(./mods:edition="[Electronic ed.]")]/mods:dateOther[@type="order" and @encoding="w3cdtf"]'))) {
 
-			foreach ($years_sorting as $year_sorting) {
+            foreach ($years_sorting as $year_sorting) {
 
-				$metadata['year_sorting'][0] = intval($year_sorting);
+                $metadata['year_sorting'][0] = intval($year_sorting);
 
-			}
+            }
 
-		}
+        }
 
-		// Get "year" and "year_sorting" if not specified separately.
-		$years = $xml->xpath('./mods:originInfo[not(./mods:edition="[Electronic ed.]")]/mods:dateIssued[@keyDate="yes"]');
+        // Get "year" and "year_sorting" if not specified separately.
+        $years = $xml->xpath('./mods:originInfo[not(./mods:edition="[Electronic ed.]")]/mods:dateIssued[@keyDate="yes"]');
 
-		// Get "year" and "year_sorting" again if that was to sophisticated.
-		if (!$years) {
+        // Get "year" and "year_sorting" again if that was to sophisticated.
+        if (!$years) {
 
-			// Get all dates and assume these are dates of publication.
-			$years = $xml->xpath('./mods:originInfo/mods:dateIssued');
+            // Get all dates and assume these are dates of publication.
+            $years = $xml->xpath('./mods:originInfo/mods:dateIssued');
 
-		}
+        }
 
-		if (is_array($years)) {
+        if (is_array($years)) {
 
-			foreach ($years as $year) {
+            foreach ($years as $year) {
 
-				$metadata['year'][] = (string) $year;
+                $metadata['year'][] = (string) $year;
 
-				if (!$metadata['year_sorting'][0]) {
+                if (!$metadata['year_sorting'][0]) {
 
-					$year_sorting = str_ireplace('x', '5', preg_replace('/[^\d.x]/i', '', (string) $year));
+                    $year_sorting = str_ireplace('x', '5', preg_replace('/[^\d.x]/i', '', (string) $year));
 
-					if (strpos($year_sorting, '.') || strlen($year_sorting) < 3) {
+                    if (strpos($year_sorting, '.') || strlen($year_sorting) < 3) {
 
-						$year_sorting = ((intval(trim($year_sorting, '.')) - 1) * 100) + 50;
+                        $year_sorting = ((intval(trim($year_sorting, '.')) - 1) * 100) + 50;
 
-					}
+                    }
 
-					$metadata['year_sorting'][0] = intval($year_sorting);
+                    $metadata['year_sorting'][0] = intval($year_sorting);
 
-				}
+                }
 
-			}
+            }
 
-		}
+        }
 
-	}
+    }
 
 }

common/class.tx_dlf_list.php

Indentation +634 added lines, -634 removed lines

@@ -19,893 +19,893 @@
  */
 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 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);
 
-	}
+    }
 
 }

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);
 
 }