Some phpstorm inspection fixes

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>

13 files changed, 179 insertions, 181 deletions

diff --git a/lib/public/AppFramework/Http/DataDisplayResponse.php b/lib/public/AppFramework/Http/DataDisplayResponse.php
index 0fc10129b8a..820e00ff963 100644
--- a/lib/public/AppFramework/Http/DataDisplayResponse.php
+++ b/lib/public/AppFramework/Http/DataDisplayResponse.php
@@ -46,7 +46,7 @@ class DataDisplayResponse extends Response {
 	 * @param array $headers additional key value based headers
 	 * @since 8.1.0
 	 */
-	public function __construct($data="", $statusCode=Http::STATUS_OK,
+	public function __construct($data='', $statusCode=Http::STATUS_OK,
 	                            $headers=[]) {
 		$this->data = $data;
 		$this->setStatus($statusCode);
diff --git a/lib/public/AppFramework/Http/ICallbackResponse.php b/lib/public/AppFramework/Http/ICallbackResponse.php
index 4bf5ce36f7e..2e23946112e 100644
--- a/lib/public/AppFramework/Http/ICallbackResponse.php
+++ b/lib/public/AppFramework/Http/ICallbackResponse.php
@@ -39,6 +39,6 @@ interface ICallbackResponse {
 	 * @param IOutput $output a small wrapper that handles output
 	 * @since 8.1.0
 	 */
-	function callback(IOutput $output);
+	public function callback(IOutput $output);
 
 }
diff --git a/lib/public/AppFramework/IApi.php b/lib/public/AppFramework/IApi.php
index 419e1782686..1c3f9419ccd 100644
--- a/lib/public/AppFramework/IApi.php
+++ b/lib/public/AppFramework/IApi.php
@@ -43,7 +43,7 @@ interface IApi {
 	 * @return string the user id of the current user
 	 * @deprecated 8.0.0 Use \OC::$server->getUserSession()->getUser()->getUID()
 	 */
-	function getUserId();
+	public function getUserId();
 
 
 	/**
@@ -53,7 +53,7 @@ interface IApi {
 	 * @param string $appName the name of the app, defaults to the current one
 	 * @return void
 	 */
-	function addScript($scriptName, $appName = null);
+	public function addScript($scriptName, $appName = null);
 
 
 	/**
@@ -63,7 +63,7 @@ interface IApi {
 	 * @param string $appName the name of the app, defaults to the current one
 	 * @return void
 	 */
-	function addStyle($styleName, $appName = null);
+	public function addStyle($styleName, $appName = null);
 
 
 	/**
@@ -72,7 +72,7 @@ interface IApi {
 	 * @param string $name the name of the file without the suffix
 	 * @return void
 	 */
-	function add3rdPartyScript($name);
+	public function add3rdPartyScript($name);
 
 
 	/**
@@ -81,7 +81,7 @@ interface IApi {
 	 * @param string $name the name of the file without the suffix
 	 * @return void
 	 */
-	function add3rdPartyStyle($name);
+	public function add3rdPartyStyle($name);
 
 
 	/**
diff --git a/lib/public/AppFramework/IAppContainer.php b/lib/public/AppFramework/IAppContainer.php
index f26afbdcd17..4aac6085d63 100644
--- a/lib/public/AppFramework/IAppContainer.php
+++ b/lib/public/AppFramework/IAppContainer.php
@@ -42,41 +42,41 @@ interface IAppContainer extends IContainer {
 	 * @return string the name of your application
 	 * @since 6.0.0
 	 */
-	function getAppName();
+	public function getAppName();
 
 	/**
 	 * @deprecated 8.0.0 implements only deprecated methods
 	 * @return IApi
 	 * @since 6.0.0
 	 */
-	function getCoreApi();
+	public function getCoreApi();
 
 	/**
 	 * @return \OCP\IServerContainer
 	 * @since 6.0.0
 	 */
-	function getServer();
+	public function getServer();
 
 	/**
 	 * @param string $middleWare
 	 * @return boolean
 	 * @since 6.0.0
 	 */
-	function registerMiddleWare($middleWare);
+	public function registerMiddleWare($middleWare);
 
 	/**
 	 * @deprecated 8.0.0 use IUserSession->isLoggedIn()
 	 * @return boolean
 	 * @since 6.0.0
 	 */
-	function isLoggedIn();
+	public function isLoggedIn();
 
 	/**
 	 * @deprecated 8.0.0 use IGroupManager->isAdmin($userId)
 	 * @return boolean
 	 * @since 6.0.0
 	 */
-	function isAdminUser();
+	public function isAdminUser();
 
 	/**
 	 * @deprecated 8.0.0 use the ILogger instead
@@ -85,7 +85,7 @@ interface IAppContainer extends IContainer {
 	 * @return mixed
 	 * @since 6.0.0
 	 */
-	function log($message, $level);
+	public function log($message, $level);
 
 	/**
 	 * Register a capability
diff --git a/lib/public/Contacts/IManager.php b/lib/public/Contacts/IManager.php
index 328b40931d7..117d28525fb 100644
--- a/lib/public/Contacts/IManager.php
+++ b/lib/public/Contacts/IManager.php
@@ -32,140 +32,139 @@
 
 // use OCP namespace for all classes that are considered public.
 // This means that they should be used by apps instead of the internal ownCloud classes
-namespace OCP\Contacts {
+namespace OCP\Contacts;
+
+/**
+ * This class provides access to the contacts app. Use this class exclusively if you want to access contacts.
+ *
+ * Contacts in general will be expressed as an array of key-value-pairs.
+ * The keys will match the property names defined in https://tools.ietf.org/html/rfc2426#section-1
+ *
+ * Proposed workflow for working with contacts:
+ *  - search for the contacts
+ *  - manipulate the results array
+ *  - createOrUpdate will save the given contacts overwriting the existing data
+ *
+ * For updating it is mandatory to keep the id.
+ * Without an id a new contact will be created.
+ *
+ * @since 6.0.0
+ */
+interface IManager {
 
 	/**
-	 * This class provides access to the contacts app. Use this class exclusively if you want to access contacts.
+	 * This function is used to search and find contacts within the users address books.
+	 * In case $pattern is empty all contacts will be returned.
+	 *
+	 * Example:
+	 *  Following function shows how to search for contacts for the name and the email address.
+	 *
+	 *		public static function getMatchingRecipient($term) {
+	 *			$cm = \OC::$server->getContactsManager();
+	 *			// The API is not active -> nothing to do
+	 *			if (!$cm->isEnabled()) {
+	 *				return array();
+	 *			}
 	 *
-	 * Contacts in general will be expressed as an array of key-value-pairs.
-	 * The keys will match the property names defined in https://tools.ietf.org/html/rfc2426#section-1
+	 *			$result = $cm->search($term, array('FN', 'EMAIL'));
+	 *			$receivers = array();
+	 *			foreach ($result as $r) {
+	 *				$id = $r['id'];
+	 *				$fn = $r['FN'];
+	 *				$email = $r['EMAIL'];
+	 *				if (!is_array($email)) {
+	 *					$email = array($email);
+	 *				}
 	 *
-	 * Proposed workflow for working with contacts:
-	 *  - search for the contacts
-	 *  - manipulate the results array
-	 *  - createOrUpdate will save the given contacts overwriting the existing data
+	 *				// loop through all email addresses of this contact
+	 *				foreach ($email as $e) {
+	 *				$displayName = $fn . " <$e>";
+	 *				$receivers[] = array(
+	 *					'id'    => $id,
+	 *					'label' => $displayName,
+	 *					'value' => $displayName);
+	 *				}
+	 *			}
 	 *
-	 * For updating it is mandatory to keep the id.
-	 * Without an id a new contact will be created.
+	 *			return $receivers;
+	 *		}
 	 *
+	 *
+	 * @param string $pattern which should match within the $searchProperties
+	 * @param array $searchProperties defines the properties within the query pattern should match
+	 * @param array $options - for future use. One should always have options!
+	 * @return array an array of contacts which are arrays of key-value-pairs
 	 * @since 6.0.0
 	 */
-	interface IManager {
-
-		/**
-		 * This function is used to search and find contacts within the users address books.
-		 * In case $pattern is empty all contacts will be returned.
-		 *
-		 * Example:
-		 *  Following function shows how to search for contacts for the name and the email address.
-		 *
-		 *		public static function getMatchingRecipient($term) {
-		 *			$cm = \OC::$server->getContactsManager();
-		 *			// The API is not active -> nothing to do
-		 *			if (!$cm->isEnabled()) {
-		 *				return array();
-		 *			}
-		 *
-		 *			$result = $cm->search($term, array('FN', 'EMAIL'));
-		 *			$receivers = array();
-		 *			foreach ($result as $r) {
-		 *				$id = $r['id'];
-		 *				$fn = $r['FN'];
-		 *				$email = $r['EMAIL'];
-		 *				if (!is_array($email)) {
-		 *					$email = array($email);
-		 *				}
-		 *
-		 *				// loop through all email addresses of this contact
-		 *				foreach ($email as $e) {
-		 *				$displayName = $fn . " <$e>";
-		 *				$receivers[] = array(
-		 *					'id'    => $id,
-		 *					'label' => $displayName,
-		 *					'value' => $displayName);
-		 *				}
-		 *			}
-		 *
-		 *			return $receivers;
-		 *		}
-		 *
-		 *
-		 * @param string $pattern which should match within the $searchProperties
-		 * @param array $searchProperties defines the properties within the query pattern should match
-		 * @param array $options - for future use. One should always have options!
-		 * @return array an array of contacts which are arrays of key-value-pairs
-		 * @since 6.0.0
-		 */
-		function search($pattern, $searchProperties = array(), $options = array());
+	public function search($pattern, $searchProperties = array(), $options = array());
 
-		/**
-		 * This function can be used to delete the contact identified by the given id
-		 *
-		 * @param object $id the unique identifier to a contact
-		 * @param string $address_book_key identifier of the address book in which the contact shall be deleted
-		 * @return bool successful or not
-		 * @since 6.0.0
-		 */
-		function delete($id, $address_book_key);
+	/**
+	 * This function can be used to delete the contact identified by the given id
+	 *
+	 * @param object $id the unique identifier to a contact
+	 * @param string $address_book_key identifier of the address book in which the contact shall be deleted
+	 * @return bool successful or not
+	 * @since 6.0.0
+	 */
+	public function delete($id, $address_book_key);
 
-		/**
-		 * This function is used to create a new contact if 'id' is not given or not present.
-		 * Otherwise the contact will be updated by replacing the entire data set.
-		 *
-		 * @param array $properties this array if key-value-pairs defines a contact
-		 * @param string $address_book_key identifier of the address book in which the contact shall be created or updated
-		 * @return array an array representing the contact just created or updated
-		 * @since 6.0.0
-		 */
-		function createOrUpdate($properties, $address_book_key);
+	/**
+	 * This function is used to create a new contact if 'id' is not given or not present.
+	 * Otherwise the contact will be updated by replacing the entire data set.
+	 *
+	 * @param array $properties this array if key-value-pairs defines a contact
+	 * @param string $address_book_key identifier of the address book in which the contact shall be created or updated
+	 * @return array an array representing the contact just created or updated
+	 * @since 6.0.0
+	 */
+	public function createOrUpdate($properties, $address_book_key);
 
-		/**
-		 * Check if contacts are available (e.g. contacts app enabled)
-		 *
-		 * @return bool true if enabled, false if not
-		 * @since 6.0.0
-		 */
-		function isEnabled();
+	/**
+	 * Check if contacts are available (e.g. contacts app enabled)
+	 *
+	 * @return bool true if enabled, false if not
+	 * @since 6.0.0
+	 */
+	public function isEnabled();
 
-		/**
-		 * Registers an address book
-		 *
-		 * @param \OCP\IAddressBook $address_book
-		 * @return void
-		 * @since 6.0.0
-		 */
-		function registerAddressBook(\OCP\IAddressBook $address_book);
+	/**
+	 * Registers an address book
+	 *
+	 * @param \OCP\IAddressBook $address_book
+	 * @return void
+	 * @since 6.0.0
+	 */
+	public function registerAddressBook(\OCP\IAddressBook $address_book);
 
-		/**
-		 * Unregisters an address book
-		 *
-		 * @param \OCP\IAddressBook $address_book
-		 * @return void
-		 * @since 6.0.0
-		 */
-		function unregisterAddressBook(\OCP\IAddressBook $address_book);
+	/**
+	 * Unregisters an address book
+	 *
+	 * @param \OCP\IAddressBook $address_book
+	 * @return void
+	 * @since 6.0.0
+	 */
+	public function unregisterAddressBook(\OCP\IAddressBook $address_book);
 
-		/**
-		 * In order to improve lazy loading a closure can be registered which will be called in case
-		 * address books are actually requested
-		 *
-		 * @param \Closure $callable
-		 * @return void
-		 * @since 6.0.0
-		 */
-		function register(\Closure $callable);
+	/**
+	 * In order to improve lazy loading a closure can be registered which will be called in case
+	 * address books are actually requested
+	 *
+	 * @param \Closure $callable
+	 * @return void
+	 * @since 6.0.0
+	 */
+	public function register(\Closure $callable);
 
-		/**
-		 * @return array
-		 * @since 6.0.0
-		 */
-		function getAddressBooks();
+	/**
+	 * @return array
+	 * @since 6.0.0
+	 */
+	public function getAddressBooks();
 
-		/**
-		 * removes all registered address book instances
-		 * @return void
-		 * @since 6.0.0
-		 */
-		function clear();
-	}
+	/**
+	 * removes all registered address book instances
+	 * @return void
+	 * @since 6.0.0
+	 */
+	public function clear();
 }
diff --git a/lib/public/DB.php b/lib/public/DB.php
index d22da39d9c2..5018392f650 100644
--- a/lib/public/DB.php
+++ b/lib/public/DB.php
@@ -57,7 +57,7 @@ class DB {
 	 * @since 4.5.0
 	 */
 	static public function prepare( $query, $limit=null, $offset=null ) {
-		return(\OC_DB::prepare($query, $limit, $offset));
+		return \OC_DB::prepare($query, $limit, $offset);
 	}
 
 	/**
@@ -117,7 +117,7 @@ class DB {
 	 * @since 8.0.0
 	 */
 	public static function rollback() {
-		\OC::$server->getDatabaseConnection()->rollback();
+		\OC::$server->getDatabaseConnection()->rollBack();
 	}
 
 	/**
diff --git a/lib/public/Files.php b/lib/public/Files.php
index 08fcbe0bbeb..3b924ea6a29 100644
--- a/lib/public/Files.php
+++ b/lib/public/Files.php
@@ -50,7 +50,7 @@ class Files {
 	 * @return bool
 	 * @since 5.0.0
 	 */
-	static function rmdirr( $dir ) {
+	static public function rmdirr( $dir ) {
 		return \OC_Helper::rmdirr( $dir );
 	}
 
@@ -61,7 +61,7 @@ class Files {
 	 * does NOT work for ownClouds filesystem, use OC_FileSystem::getMimeType instead
 	 * @since 5.0.0
 	 */
-	static function getMimeType( $path ) {
+	static public function getMimeType( $path ) {
 		return \OC::$server->getMimeTypeDetector()->detect($path);
 	}
 
@@ -71,8 +71,8 @@ class Files {
 	 * @return array
 	 * @since 6.0.0
 	 */
-	static public function searchByMime( $mimetype ) {
-		return(\OC\Files\Filesystem::searchByMime( $mimetype ));
+	static public function searchByMime($mimetype) {
+		return \OC\Files\Filesystem::searchByMime($mimetype);
 	}
 
 	/**
@@ -119,8 +119,8 @@ class Files {
 	 * @return string
 	 * @since 5.0.0
 	 */
-	public static function buildNotExistingFileName( $path, $filename ) {
-		return(\OC_Helper::buildNotExistingFileName( $path, $filename ));
+	public static function buildNotExistingFileName($path, $filename) {
+		return \OC_Helper::buildNotExistingFileName($path, $filename);
 	}
 
 	/**
@@ -130,7 +130,7 @@ class Files {
 	 * @return \OC\Files\View
 	 * @since 5.0.0
 	 */
-	public static function getStorage( $app ) {
+	public static function getStorage($app) {
 		return \OC_App::getStorage( $app );
 	}
 }
diff --git a/lib/public/Files/ObjectStore/IObjectStore.php b/lib/public/Files/ObjectStore/IObjectStore.php
index 7ae34ce1bc0..3126791d873 100644
--- a/lib/public/Files/ObjectStore/IObjectStore.php
+++ b/lib/public/Files/ObjectStore/IObjectStore.php
@@ -34,7 +34,7 @@ interface IObjectStore {
 	 * @return string the container or bucket name where objects are stored
 	 * @since 7.0.0
 	 */
-	function getStorageId();
+	public function getStorageId();
 
 	/**
 	 * @param string $urn the unified resource name used to identify the object
@@ -42,7 +42,7 @@ interface IObjectStore {
 	 * @throws \Exception when something goes wrong, message will be logged
 	 * @since 7.0.0
 	 */
-	function readObject($urn);
+	public function readObject($urn);
 
 	/**
 	 * @param string $urn the unified resource name used to identify the object
@@ -50,7 +50,7 @@ interface IObjectStore {
 	 * @throws \Exception when something goes wrong, message will be logged
 	 * @since 7.0.0
 	 */
-	function writeObject($urn, $stream);
+	public function writeObject($urn, $stream);
 
 	/**
 	 * @param string $urn the unified resource name used to identify the object
@@ -58,6 +58,5 @@ interface IObjectStore {
 	 * @throws \Exception when something goes wrong, message will be logged
 	 * @since 7.0.0
 	 */
-	 function deleteObject($urn);
-
+	public function deleteObject($urn);
 }
diff --git a/lib/public/JSON.php b/lib/public/JSON.php
index 02c515e863e..7db61ff1571 100644
--- a/lib/public/JSON.php
+++ b/lib/public/JSON.php
@@ -95,7 +95,7 @@ class JSON {
 	 * Send json success msg
 	 *
 	 * Return a json success message with optional extra data.
-	 * @see OCP\JSON::error()		for the format to use.
+	 * @see \OCP\JSON::error()		for the format to use.
 	 *
 	 * @param array $data The data to use
 	 * @return string json formatted string.
diff --git a/lib/public/Search/PagedProvider.php b/lib/public/Search/PagedProvider.php
index 43d8c316652..3bd5b75cc2d 100644
--- a/lib/public/Search/PagedProvider.php
+++ b/lib/public/Search/PagedProvider.php
@@ -42,7 +42,7 @@ abstract class PagedProvider extends Provider {
 	 * @since 8.0.0
 	 */
 	public function __construct($options) {
-		$this->options = $options;
+		parent::__construct($options);
 	}
 
 	/**
diff --git a/lib/public/Security/ISecureRandom.php b/lib/public/Security/ISecureRandom.php
index 14190639f44..2f74a003f51 100644
--- a/lib/public/Security/ISecureRandom.php
+++ b/lib/public/Security/ISecureRandom.php
@@ -49,7 +49,7 @@ interface ISecureRandom {
 	 * generate human readable random strings. Lower- and upper-case characters and digits 
 	 * are included. Characters which are ambiguous are excluded, such as I, l, and 1 and so on.
 	 */
-	const CHAR_HUMAN_READABLE = "abcdefgijkmnopqrstwxyzABCDEFGHJKLMNPQRSTWXYZ23456789";
+	const CHAR_HUMAN_READABLE = 'abcdefgijkmnopqrstwxyzABCDEFGHJKLMNPQRSTWXYZ23456789';
 
 	/**
 	 * Convenience method to get a low strength random number generator.
diff --git a/lib/public/Template.php b/lib/public/Template.php
index 590f430e24c..85c60cfb0a2 100644
--- a/lib/public/Template.php
+++ b/lib/public/Template.php
@@ -49,8 +49,8 @@ namespace OCP;
  * @see \OCP\IURLGenerator::imagePath
  * @deprecated 8.0.0 Use \OCP\Template::image_path() instead
  */
-function image_path( $app, $image ) {
-	return(\image_path( $app, $image ));
+function image_path($app, $image) {
+	return \image_path($app, $image);
 }
 
 
@@ -60,8 +60,8 @@ function image_path( $app, $image ) {
  * @return string to the image of this file type.
  * @deprecated 8.0.0 Use \OCP\Template::mimetype_icon() instead
  */
-function mimetype_icon( $mimetype ) {
-	return(\mimetype_icon( $mimetype ));
+function mimetype_icon($mimetype) {
+	return \mimetype_icon($mimetype);
 }
 
 /**
@@ -70,8 +70,8 @@ function mimetype_icon( $mimetype ) {
  * @return string to the preview of the image
  * @deprecated 8.0.0 Use \OCP\Template::preview_icon() instead
  */
-function preview_icon( $path ) {
-	return(\preview_icon( $path ));
+function preview_icon($path) {
+	return \preview_icon($path);
 }
 
 /**
@@ -82,8 +82,8 @@ function preview_icon( $path ) {
  * @return string link to the preview
  * @deprecated 8.0.0 Use \OCP\Template::publicPreview_icon() instead
  */
-function publicPreview_icon ( $path, $token ) {
-	return(\publicPreview_icon( $path, $token ));
+function publicPreview_icon($path, $token) {
+	return \publicPreview_icon($path, $token);
 }
 
 /**
@@ -93,8 +93,8 @@ function publicPreview_icon ( $path, $token ) {
  * @return string size as string
  * @deprecated 8.0.0 Use \OCP\Template::human_file_size() instead
  */
-function human_file_size( $bytes ) {
-	return(\human_file_size( $bytes ));
+function human_file_size($bytes) {
+	return \human_file_size($bytes);
 }
 
 
@@ -106,8 +106,8 @@ function human_file_size( $bytes ) {
  *
  * @deprecated 8.0.0 Use \OCP\Template::relative_modified_date() instead
  */
-function relative_modified_date( $timestamp, $dateOnly = false ) {
-	return(\relative_modified_date($timestamp, null, $dateOnly));
+function relative_modified_date($timestamp, $dateOnly = false) {
+	return \relative_modified_date($timestamp, null, $dateOnly);
 }
 
 
@@ -118,7 +118,7 @@ function relative_modified_date( $timestamp, $dateOnly = false ) {
  * @deprecated 8.0.0 Use \OCP\Template::human_file_size() instead
  */
 function simple_file_size($bytes) {
-	return(\human_file_size($bytes));
+	return \human_file_size($bytes);
 }
 
 
@@ -131,7 +131,7 @@ function simple_file_size($bytes) {
  * @deprecated 8.0.0 Use \OCP\Template::html_select_options() instead
  */
 function html_select_options($options, $selected, $params=array()) {
-	return(\html_select_options($options, $selected, $params));
+	return \html_select_options($options, $selected, $params);
 }
 
 
diff --git a/lib/public/Util.php b/lib/public/Util.php
index 02b59c370a0..6f2e455c3e4 100644
--- a/lib/public/Util.php
+++ b/lib/public/Util.php
@@ -73,7 +73,7 @@ class Util {
 	 * @since 4.0.0
 	 */
 	public static function getVersion() {
-		return(\OC_Util::getVersion());
+		return \OC_Util::getVersion();
 	}
 	
 	/**
@@ -119,11 +119,11 @@ class Util {
 		$message->setPlainBody($mailtext);
 		$message->setFrom([$fromaddress => $fromname]);
 		if($html === 1) {
-			$message->setHTMLBody($altbody);
+			$message->setHtmlBody($altbody);
 		}
 
 		if($altbody === '') {
-			$message->setHTMLBody($mailtext);
+			$message->setHtmlBody($mailtext);
 			$message->setPlainBody('');
 		} else {
 			$message->setHtmlBody($mailtext);
@@ -254,7 +254,7 @@ class Util {
 	 * @since 4.0.0
 	 */
 	public static function formatDate($timestamp, $dateOnly=false, $timeZone = null) {
-		return(\OC_Util::formatDate($timestamp, $dateOnly, $timeZone));
+		return \OC_Util::formatDate($timestamp, $dateOnly, $timeZone);
 	}
 
 	/**
@@ -440,8 +440,8 @@ class Util {
 	 * @return string a human readable file size
 	 * @since 4.0.0
 	 */
-	public static function humanFileSize( $bytes ) {
-		return(\OC_Helper::humanFileSize( $bytes ));
+	public static function humanFileSize($bytes) {
+		return \OC_Helper::humanFileSize($bytes);
 	}
 
 	/**
@@ -452,8 +452,8 @@ class Util {
 	 * Inspired by: http://www.php.net/manual/en/function.filesize.php#92418
 	 * @since 4.0.0
 	 */
-	public static function computerFileSize( $str ) {
-		return(\OC_Helper::computerFileSize( $str ));
+	public static function computerFileSize($str) {
+		return \OC_Helper::computerFileSize($str);
 	}
 
 	/**
@@ -470,8 +470,8 @@ class Util {
 	 * TODO: write example
 	 * @since 4.0.0
 	 */
-	static public function connectHook($signalClass, $signalName, $slotClass, $slotName ) {
-		return(\OC_Hook::connect($signalClass, $signalName, $slotClass, $slotName ));
+	static public function connectHook($signalClass, $signalName, $slotClass, $slotName) {
+		return \OC_Hook::connect($signalClass, $signalName, $slotClass, $slotName);
 	}
 
 	/**
@@ -484,8 +484,8 @@ class Util {
 	 * TODO: write example
 	 * @since 4.0.0
 	 */
-	static public function emitHook( $signalclass, $signalname, $params = array()) {
-		return(\OC_Hook::emit( $signalclass, $signalname, $params ));
+	static public function emitHook($signalclass, $signalname, $params = array()) {
+		return \OC_Hook::emit($signalclass, $signalname, $params);
 	}
 
 	/**
@@ -518,7 +518,7 @@ class Util {
 			exit();
 		}
 
-		if (!(\OC::$server->getRequest()->passesCSRFCheck())) {
+		if (!\OC::$server->getRequest()->passesCSRFCheck()) {
 			exit();
 		}
 	}
@@ -549,7 +549,7 @@ class Util {
 	 * @since 6.0.0
 	 */
 	public static function encodePath($component) {
-		return(\OC_Util::encodePath($component));
+		return \OC_Util::encodePath($component);
 	}
 
 	/**
@@ -562,7 +562,7 @@ class Util {
 	 * @since 4.5.0
 	 */
 	public static function mb_array_change_key_case($input, $case = MB_CASE_LOWER, $encoding = 'UTF-8') {
-		return(\OC_Helper::mb_array_change_key_case($input, $case, $encoding));
+		return \OC_Helper::mb_array_change_key_case($input, $case, $encoding);
 	}
 
 	/**
@@ -607,7 +607,7 @@ class Util {
 	 * @since 4.5.0
 	 */
 	public static function recursiveArraySearch($haystack, $needle, $index = null) {
-		return(\OC_Helper::recursiveArraySearch($haystack, $needle, $index));
+		return \OC_Helper::recursiveArraySearch($haystack, $needle, $index);
 	}
 
 	/**