Use elseif instead of else if

Signed-off-by: Christoph Wurst <christoph@winzerhof-wurst.at>

15 files changed, 53 insertions, 53 deletions

diff --git a/apps/dav/lib/AppInfo/Application.php b/apps/dav/lib/AppInfo/Application.php
index 64a1f738a70..caad7bf040b 100644
--- a/apps/dav/lib/AppInfo/Application.php
+++ b/apps/dav/lib/AppInfo/Application.php
@@ -224,7 +224,7 @@ class Application extends App {
 			$subject = Event::SUBJECT_OBJECT_ADD;
 			if ($eventName === '\OCA\DAV\CalDAV\CalDavBackend::updateCalendarObject') {
 				$subject = Event::SUBJECT_OBJECT_UPDATE;
-			} else if ($eventName === '\OCA\DAV\CalDAV\CalDavBackend::deleteCalendarObject') {
+			} elseif ($eventName === '\OCA\DAV\CalDAV\CalDavBackend::deleteCalendarObject') {
 				$subject = Event::SUBJECT_OBJECT_DELETE;
 			}
 			$backend->onTouchCalendarObject(
diff --git a/apps/dav/lib/CalDAV/Activity/Backend.php b/apps/dav/lib/CalDAV/Activity/Backend.php
index d0232cde1b1..804b88d0322 100644
--- a/apps/dav/lib/CalDAV/Activity/Backend.php
+++ b/apps/dav/lib/CalDAV/Activity/Backend.php
@@ -216,7 +216,7 @@ class Backend {
 
 					if ($owner === $event->getAuthor()) {
 						$subject = Calendar::SUBJECT_UNSHARE_USER . '_you';
-					} else if ($principal[2] === $event->getAuthor()) {
+					} elseif ($principal[2] === $event->getAuthor()) {
 						$subject = Calendar::SUBJECT_UNSHARE_USER . '_self';
 					} else {
 						$event->setAffectedUser($event->getAuthor())
@@ -230,7 +230,7 @@ class Backend {
 						->setSubject($subject, $parameters);
 					$this->activityManager->publish($event);
 				}
-			} else if ($principal[1] === 'groups') {
+			} elseif ($principal[1] === 'groups') {
 				$this->triggerActivityGroup($principal[2], $event, $calendarData, Calendar::SUBJECT_UNSHARE_USER);
 
 				$parameters = [
@@ -299,7 +299,7 @@ class Backend {
 						->setSubject($subject, $parameters);
 					$this->activityManager->publish($event);
 				}
-			} else if ($principal[1] === 'groups') {
+			} elseif ($principal[1] === 'groups') {
 				$this->triggerActivityGroup($principal[2], $event, $calendarData, Calendar::SUBJECT_SHARE_USER);
 
 				$parameters = [
@@ -422,7 +422,7 @@ class Backend {
 
 		if ($object['type'] === 'todo' && strpos($action, Event::SUBJECT_OBJECT_UPDATE) === 0 && $object['status'] === 'COMPLETED') {
 			$action .= '_completed';
-		} else if ($object['type'] === 'todo' && strpos($action, Event::SUBJECT_OBJECT_UPDATE) === 0 && $object['status'] === 'NEEDS-ACTION') {
+		} elseif ($object['type'] === 'todo' && strpos($action, Event::SUBJECT_OBJECT_UPDATE) === 0 && $object['status'] === 'NEEDS-ACTION') {
 			$action .= '_needs_action';
 		}
 
@@ -499,7 +499,7 @@ class Backend {
 			$prinical = explode('/', $share['{http://owncloud.org/ns}principal']);
 			if ($prinical[1] === 'users') {
 				$users[] = $prinical[2];
-			} else if ($prinical[1] === 'groups') {
+			} elseif ($prinical[1] === 'groups') {
 				$groups[] = $prinical[2];
 			}
 		}
diff --git a/apps/dav/lib/CalDAV/Activity/Provider/Calendar.php b/apps/dav/lib/CalDAV/Activity/Provider/Calendar.php
index 68814e88bcb..0a070810bdb 100644
--- a/apps/dav/lib/CalDAV/Activity/Provider/Calendar.php
+++ b/apps/dav/lib/CalDAV/Activity/Provider/Calendar.php
@@ -101,44 +101,44 @@ class Calendar extends Base {
 
 		if ($event->getSubject() === self::SUBJECT_ADD) {
 			$subject = $this->l->t('{actor} created calendar {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_ADD . '_self') {
+		} elseif ($event->getSubject() === self::SUBJECT_ADD . '_self') {
 			$subject = $this->l->t('You created calendar {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_DELETE) {
+		} elseif ($event->getSubject() === self::SUBJECT_DELETE) {
 			$subject = $this->l->t('{actor} deleted calendar {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_DELETE . '_self') {
+		} elseif ($event->getSubject() === self::SUBJECT_DELETE . '_self') {
 			$subject = $this->l->t('You deleted calendar {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_UPDATE) {
+		} elseif ($event->getSubject() === self::SUBJECT_UPDATE) {
 			$subject = $this->l->t('{actor} updated calendar {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_UPDATE . '_self') {
+		} elseif ($event->getSubject() === self::SUBJECT_UPDATE . '_self') {
 			$subject = $this->l->t('You updated calendar {calendar}');
 
-		} else if ($event->getSubject() === self::SUBJECT_PUBLISH . '_self') {
+		} elseif ($event->getSubject() === self::SUBJECT_PUBLISH . '_self') {
 			$subject = $this->l->t('You shared calendar {calendar} as public link');
-		} else if ($event->getSubject() === self::SUBJECT_UNPUBLISH . '_self') {
+		} elseif ($event->getSubject() === self::SUBJECT_UNPUBLISH . '_self') {
 			$subject = $this->l->t('You removed public link for calendar {calendar}');
 
-		} else if ($event->getSubject() === self::SUBJECT_SHARE_USER) {
+		} elseif ($event->getSubject() === self::SUBJECT_SHARE_USER) {
 			$subject = $this->l->t('{actor} shared calendar {calendar} with you');
-		} else if ($event->getSubject() === self::SUBJECT_SHARE_USER . '_you') {
+		} elseif ($event->getSubject() === self::SUBJECT_SHARE_USER . '_you') {
 			$subject = $this->l->t('You shared calendar {calendar} with {user}');
-		} else if ($event->getSubject() === self::SUBJECT_SHARE_USER . '_by') {
+		} elseif ($event->getSubject() === self::SUBJECT_SHARE_USER . '_by') {
 			$subject = $this->l->t('{actor} shared calendar {calendar} with {user}');
-		} else if ($event->getSubject() === self::SUBJECT_UNSHARE_USER) {
+		} elseif ($event->getSubject() === self::SUBJECT_UNSHARE_USER) {
 			$subject = $this->l->t('{actor} unshared calendar {calendar} from you');
-		} else if ($event->getSubject() === self::SUBJECT_UNSHARE_USER . '_you') {
+		} elseif ($event->getSubject() === self::SUBJECT_UNSHARE_USER . '_you') {
 			$subject = $this->l->t('You unshared calendar {calendar} from {user}');
-		} else if ($event->getSubject() === self::SUBJECT_UNSHARE_USER . '_by') {
+		} elseif ($event->getSubject() === self::SUBJECT_UNSHARE_USER . '_by') {
 			$subject = $this->l->t('{actor} unshared calendar {calendar} from {user}');
-		} else if ($event->getSubject() === self::SUBJECT_UNSHARE_USER . '_self') {
+		} elseif ($event->getSubject() === self::SUBJECT_UNSHARE_USER . '_self') {
 			$subject = $this->l->t('{actor} unshared calendar {calendar} from themselves');
 
-		} else if ($event->getSubject() === self::SUBJECT_SHARE_GROUP . '_you') {
+		} elseif ($event->getSubject() === self::SUBJECT_SHARE_GROUP . '_you') {
 			$subject = $this->l->t('You shared calendar {calendar} with group {group}');
-		} else if ($event->getSubject() === self::SUBJECT_SHARE_GROUP . '_by') {
+		} elseif ($event->getSubject() === self::SUBJECT_SHARE_GROUP . '_by') {
 			$subject = $this->l->t('{actor} shared calendar {calendar} with group {group}');
-		} else if ($event->getSubject() === self::SUBJECT_UNSHARE_GROUP . '_you') {
+		} elseif ($event->getSubject() === self::SUBJECT_UNSHARE_GROUP . '_you') {
 			$subject = $this->l->t('You unshared calendar {calendar} from group {group}');
-		} else if ($event->getSubject() === self::SUBJECT_UNSHARE_GROUP . '_by') {
+		} elseif ($event->getSubject() === self::SUBJECT_UNSHARE_GROUP . '_by') {
 			$subject = $this->l->t('{actor} unshared calendar {calendar} from group {group}');
 		} else {
 			throw new \InvalidArgumentException();
@@ -153,7 +153,7 @@ class Calendar extends Base {
 			if (isset($parsedParameters['user'])) {
 				// Couldn't group by calendar, maybe we can group by users
 				$event = $this->eventMerger->mergeEvents('user', $event, $previousEvent);
-			} else if (isset($parsedParameters['group'])) {
+			} elseif (isset($parsedParameters['group'])) {
 				// Couldn't group by calendar, maybe we can group by groups
 				$event = $this->eventMerger->mergeEvents('group', $event, $previousEvent);
 			}
diff --git a/apps/dav/lib/CalDAV/Activity/Provider/Event.php b/apps/dav/lib/CalDAV/Activity/Provider/Event.php
index c554b2b6d20..9a71553fd31 100644
--- a/apps/dav/lib/CalDAV/Activity/Provider/Event.php
+++ b/apps/dav/lib/CalDAV/Activity/Provider/Event.php
@@ -93,15 +93,15 @@ class Event extends Base {
 
 		if ($event->getSubject() === self::SUBJECT_OBJECT_ADD . '_event') {
 			$subject = $this->l->t('{actor} created event {event} in calendar {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_OBJECT_ADD . '_event_self') {
+		} elseif ($event->getSubject() === self::SUBJECT_OBJECT_ADD . '_event_self') {
 			$subject = $this->l->t('You created event {event} in calendar {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_OBJECT_DELETE . '_event') {
+		} elseif ($event->getSubject() === self::SUBJECT_OBJECT_DELETE . '_event') {
 			$subject = $this->l->t('{actor} deleted event {event} from calendar {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_OBJECT_DELETE . '_event_self') {
+		} elseif ($event->getSubject() === self::SUBJECT_OBJECT_DELETE . '_event_self') {
 			$subject = $this->l->t('You deleted event {event} from calendar {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_event') {
+		} elseif ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_event') {
 			$subject = $this->l->t('{actor} updated event {event} in calendar {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_event_self') {
+		} elseif ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_event_self') {
 			$subject = $this->l->t('You updated event {event} in calendar {calendar}');
 		} else {
 			throw new \InvalidArgumentException();
diff --git a/apps/dav/lib/CalDAV/Activity/Provider/Todo.php b/apps/dav/lib/CalDAV/Activity/Provider/Todo.php
index 9e0fe769628..54339566823 100644
--- a/apps/dav/lib/CalDAV/Activity/Provider/Todo.php
+++ b/apps/dav/lib/CalDAV/Activity/Provider/Todo.php
@@ -50,24 +50,24 @@ class Todo extends Event {
 
 		if ($event->getSubject() === self::SUBJECT_OBJECT_ADD . '_todo') {
 			$subject = $this->l->t('{actor} created todo {todo} in list {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_OBJECT_ADD . '_todo_self') {
+		} elseif ($event->getSubject() === self::SUBJECT_OBJECT_ADD . '_todo_self') {
 			$subject = $this->l->t('You created todo {todo} in list {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_OBJECT_DELETE . '_todo') {
+		} elseif ($event->getSubject() === self::SUBJECT_OBJECT_DELETE . '_todo') {
 			$subject = $this->l->t('{actor} deleted todo {todo} from list {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_OBJECT_DELETE . '_todo_self') {
+		} elseif ($event->getSubject() === self::SUBJECT_OBJECT_DELETE . '_todo_self') {
 			$subject = $this->l->t('You deleted todo {todo} from list {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_todo') {
+		} elseif ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_todo') {
 			$subject = $this->l->t('{actor} updated todo {todo} in list {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_todo_self') {
+		} elseif ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_todo_self') {
 			$subject = $this->l->t('You updated todo {todo} in list {calendar}');
 
-		} else if ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_todo_completed') {
+		} elseif ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_todo_completed') {
 			$subject = $this->l->t('{actor} solved todo {todo} in list {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_todo_completed_self') {
+		} elseif ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_todo_completed_self') {
 			$subject = $this->l->t('You solved todo {todo} in list {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_todo_needs_action') {
+		} elseif ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_todo_needs_action') {
 			$subject = $this->l->t('{actor} reopened todo {todo} in list {calendar}');
-		} else if ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_todo_needs_action_self') {
+		} elseif ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_todo_needs_action_self') {
 			$subject = $this->l->t('You reopened todo {todo} in list {calendar}');
 		} else {
 			throw new \InvalidArgumentException();
diff --git a/apps/dav/lib/CalDAV/CalDavBackend.php b/apps/dav/lib/CalDAV/CalDavBackend.php
index a6f1cef7095..9b96a4cfaaa 100644
--- a/apps/dav/lib/CalDAV/CalDavBackend.php
+++ b/apps/dav/lib/CalDAV/CalDavBackend.php
@@ -742,7 +742,7 @@ class CalDavBackend extends AbstractBackend implements SyncSupport, Subscription
 				throw new DAV\Exception('The ' . $sccs . ' property must be of type: \Sabre\CalDAV\Property\SupportedCalendarComponentSet');
 			}
 			$values['components'] = implode(',',$properties[$sccs]->getValue());
-		} else if (isset($properties['components'])) {
+		} elseif (isset($properties['components'])) {
 			// Allow to provide components internally without having
 			// to create a SupportedCalendarComponentSet object
 			$values['components'] = $properties['components'];
diff --git a/apps/dav/lib/CalDAV/Reminder/ReminderService.php b/apps/dav/lib/CalDAV/Reminder/ReminderService.php
index 39fe4b248cb..48feaa0c589 100644
--- a/apps/dav/lib/CalDAV/Reminder/ReminderService.php
+++ b/apps/dav/lib/CalDAV/Reminder/ReminderService.php
@@ -511,7 +511,7 @@ class ReminderService {
 					$users[] = $user;
 					$userIds[] = $principal[2];
 				}
-			} else if ($principal[1] === 'groups') {
+			} elseif ($principal[1] === 'groups') {
 				$groups[] = $principal[2];
 			}
 		}
diff --git a/apps/dav/lib/CalDAV/Schedule/IMipPlugin.php b/apps/dav/lib/CalDAV/Schedule/IMipPlugin.php
index 5493eb693f9..1e7d66d0772 100644
--- a/apps/dav/lib/CalDAV/Schedule/IMipPlugin.php
+++ b/apps/dav/lib/CalDAV/Schedule/IMipPlugin.php
@@ -516,7 +516,7 @@ class IMipPlugin extends SabreIMipPlugin {
 			$template->setSubject('Cancelled: ' . $summary);
 			$template->addHeading($l10n->t('Invitation canceled'), $l10n->t('Hello %s,', [$attendeeName]));
 			$template->addBodyText($l10n->t('The meeting »%1$s« with %2$s was canceled.', [$summary, $inviteeName]));
-		} else if ($method === self::METHOD_REPLY) {
+		} elseif ($method === self::METHOD_REPLY) {
 			$template->setSubject('Re: ' . $summary);
 			$template->addHeading($l10n->t('Invitation updated'), $l10n->t('Hello %s,', [$attendeeName]));
 			$template->addBodyText($l10n->t('The meeting »%1$s« with %2$s was updated.', [$summary, $inviteeName]));
diff --git a/apps/dav/lib/CardDAV/AddressBookImpl.php b/apps/dav/lib/CardDAV/AddressBookImpl.php
index fd1cd8827aa..01ebdcd7019 100644
--- a/apps/dav/lib/CardDAV/AddressBookImpl.php
+++ b/apps/dav/lib/CardDAV/AddressBookImpl.php
@@ -262,7 +262,7 @@ class AddressBookImpl implements IAddressBook {
 
 				$result['PHOTO'] = 'VALUE=uri:' . $url;
 
-			} else if ($property->name === 'X-SOCIALPROFILE') {
+			} elseif ($property->name === 'X-SOCIALPROFILE') {
 				$type = $this->getTypeFromProperty($property);
 
 				// Type is the social network, when it's empty we don't need this.
@@ -274,7 +274,7 @@ class AddressBookImpl implements IAddressBook {
 				}
 
 			// The following properties can be set multiple times
-			} else if (in_array($property->name, ['CLOUD', 'EMAIL', 'IMPP', 'TEL', 'URL', 'X-ADDRESSBOOKSERVER-MEMBER'])) {
+			} elseif (in_array($property->name, ['CLOUD', 'EMAIL', 'IMPP', 'TEL', 'URL', 'X-ADDRESSBOOKSERVER-MEMBER'])) {
 				if (!isset($result[$property->name])) {
 					$result[$property->name] = [];
 				}
diff --git a/apps/dav/lib/Connector/PublicAuth.php b/apps/dav/lib/Connector/PublicAuth.php
index d92fbc68df3..59c5c0a38e6 100644
--- a/apps/dav/lib/Connector/PublicAuth.php
+++ b/apps/dav/lib/Connector/PublicAuth.php
@@ -104,7 +104,7 @@ class PublicAuth extends AbstractBasic {
 				|| $share->getShareType() === IShare::TYPE_CIRCLE) {
 				if ($this->shareManager->checkPassword($share, $password)) {
 					return true;
-				} else if ($this->session->exists('public_link_authenticated')
+				} elseif ($this->session->exists('public_link_authenticated')
 					&& $this->session->get('public_link_authenticated') === (string)$share->getId()) {
 					return true;
 				} else {
@@ -116,7 +116,7 @@ class PublicAuth extends AbstractBasic {
 					}
 					return false;
 				}
-			} else if ($share->getShareType() === IShare::TYPE_REMOTE) {
+			} elseif ($share->getShareType() === IShare::TYPE_REMOTE) {
 				return true;
 			} else {
 				return false;
diff --git a/apps/dav/lib/Connector/Sabre/File.php b/apps/dav/lib/Connector/Sabre/File.php
index 125935fce5e..d025ba2aaca 100644
--- a/apps/dav/lib/Connector/Sabre/File.php
+++ b/apps/dav/lib/Connector/Sabre/File.php
@@ -328,7 +328,7 @@ class File extends Node implements IFile {
 				$checksum = trim($this->request->server['HTTP_OC_CHECKSUM']);
 				$this->fileView->putFileInfo($this->path, ['checksum' => $checksum]);
 				$this->refreshInfo();
-			} else if ($this->getChecksum() !== null && $this->getChecksum() !== '') {
+			} elseif ($this->getChecksum() !== null && $this->getChecksum() !== '') {
 				$this->fileView->putFileInfo($this->path, ['checksum' => '']);
 				$this->refreshInfo();
 			}
@@ -592,7 +592,7 @@ class File extends Node implements IFile {
 				if (isset($this->request->server['HTTP_OC_CHECKSUM'])) {
 					$checksum = trim($this->request->server['HTTP_OC_CHECKSUM']);
 					$this->fileView->putFileInfo($targetPath, ['checksum' => $checksum]);
-				} else if ($info->getChecksum() !== null && $info->getChecksum() !== '') {
+				} elseif ($info->getChecksum() !== null && $info->getChecksum() !== '') {
 					$this->fileView->putFileInfo($this->path, ['checksum' => '']);
 				}
 
diff --git a/apps/dav/lib/Connector/Sabre/FilesReportPlugin.php b/apps/dav/lib/Connector/Sabre/FilesReportPlugin.php
index 1f7c78a5530..4c7c689bde3 100644
--- a/apps/dav/lib/Connector/Sabre/FilesReportPlugin.php
+++ b/apps/dav/lib/Connector/Sabre/FilesReportPlugin.php
@@ -196,7 +196,7 @@ class FilesReportPlugin extends ServerPlugin {
 			$name = $reportProps['name'];
 			if ($name === $ns . 'filter-rules') {
 				$filterRules = $reportProps['value'];
-			} else if ($name === '{DAV:}prop') {
+			} elseif ($name === '{DAV:}prop') {
 				// propfind properties
 				foreach ($reportProps['value'] as $propVal) {
 					$requestedProps[] = $propVal['name'];
@@ -422,7 +422,7 @@ class FilesReportPlugin extends ServerPlugin {
 				$entry = current($entry);
 				if ($entry instanceof \OCP\Files\File) {
 					$results[] = new File($this->fileView, $entry);
-				} else if ($entry instanceof \OCP\Files\Folder) {
+				} elseif ($entry instanceof \OCP\Files\Folder) {
 					$results[] = new Directory($this->fileView, $entry);
 				}
 			}
diff --git a/apps/dav/lib/Connector/Sabre/Principal.php b/apps/dav/lib/Connector/Sabre/Principal.php
index 73ebabdc48f..2acc783eecf 100644
--- a/apps/dav/lib/Connector/Sabre/Principal.php
+++ b/apps/dav/lib/Connector/Sabre/Principal.php
@@ -172,7 +172,7 @@ class Principal implements BackendInterface {
 			if ($user !== null) {
 				return $this->userToPrincipal($user);
 			}
-		} else if ($prefix === 'principals/circles') {
+		} elseif ($prefix === 'principals/circles') {
 			try {
 				return $this->circleToPrincipal($name);
 			} catch (QueryException $e) {
diff --git a/apps/dav/lib/DAV/Sharing/Backend.php b/apps/dav/lib/DAV/Sharing/Backend.php
index 1a813daa2e7..bb04918716e 100644
--- a/apps/dav/lib/DAV/Sharing/Backend.php
+++ b/apps/dav/lib/DAV/Sharing/Backend.php
@@ -232,7 +232,7 @@ class Backend {
 					'principal' => $share['{' . \OCA\DAV\DAV\Sharing\Plugin::NS_OWNCLOUD . '}principal'],
 					'protected' => true,
 				];
-			} else if ($this->resourceType === 'calendar') {
+			} elseif ($this->resourceType === 'calendar') {
 				// Allow changing the properties of read only calendars,
 				// so users can change the visibility.
 				$acl[] = [
diff --git a/apps/dav/lib/Upload/AssemblyStream.php b/apps/dav/lib/Upload/AssemblyStream.php
index c17fe81bef7..560fc7c07bc 100644
--- a/apps/dav/lib/Upload/AssemblyStream.php
+++ b/apps/dav/lib/Upload/AssemblyStream.php
@@ -91,7 +91,7 @@ class AssemblyStream implements \Icewind\Streams\File {
 	public function stream_seek($offset, $whence = SEEK_SET) {
 		if ($whence === SEEK_CUR) {
 			$offset = $this->stream_tell() + $offset;
-		} else if ($whence === SEEK_END) {
+		} elseif ($whence === SEEK_END) {
 			$offset = $this->size + $offset;
 		}