From c2bcb464a8d148957f1f82b372a008a6c9a01d33 Mon Sep 17 00:00:00 2001
From: Marcel Werk <burntime@woltlab.com>
Date: Thu, 24 Oct 2013 16:52:54 +0200
Subject: [PATCH] Removed obsolete code

---
 .../files/lib/acp/action/UserQuickSearchAction.class.php     | 1 -
 wcfsetup/install/files/lib/acp/form/BBCodeAddForm.class.php  | 1 -
 wcfsetup/install/files/lib/acp/form/BBCodeEditForm.class.php | 1 -
 wcfsetup/install/files/lib/acp/form/LabelAddForm.class.php   | 1 -
 wcfsetup/install/files/lib/acp/form/LabelEditForm.class.php  | 1 -
 .../install/files/lib/acp/form/LanguageAddForm.class.php     | 1 -
 .../install/files/lib/acp/form/LanguageExportForm.class.php  | 1 -
 .../install/files/lib/acp/form/MasterPasswordForm.class.php  | 1 -
 .../files/lib/acp/form/MasterPasswordInitForm.class.php      | 1 -
 .../files/lib/acp/form/PackageStartInstallForm.class.php     | 1 -
 wcfsetup/install/files/lib/acp/form/SmileyEditForm.class.php | 1 -
 .../files/lib/acp/form/UserBulkProcessingForm.class.php      | 1 -
 .../install/files/lib/acp/form/UserRankEditForm.class.php    | 1 -
 wcfsetup/install/files/lib/acp/page/CacheListPage.class.php  | 1 -
 .../install/files/lib/acp/page/PackageUpdatePage.class.php   | 3 ---
 .../files/lib/action/GravatarDownloadAction.class.php        | 1 -
 .../acp/search/provider/ACPSearchProviderAction.class.php    | 2 --
 .../media/provider/BBCodeMediaProviderAction.class.php       | 3 ---
 .../install/files/lib/data/comment/CommentAction.class.php   | 1 -
 .../install/files/lib/data/language/LanguageAction.class.php | 1 -
 .../queue/ModerationQueueActivationAction.class.php          | 2 --
 wcfsetup/install/files/lib/data/package/Package.class.php    | 1 -
 .../install/files/lib/data/package/PackageAction.class.php   | 2 --
 .../lib/data/search/keyword/SearchKeywordAction.class.php    | 1 -
 wcfsetup/install/files/lib/data/style/StyleAction.class.php  | 1 -
 .../files/lib/data/user/UserRegistrationAction.class.php     | 2 --
 .../data/user/notification/UserNotificationAction.class.php  | 1 -
 .../install/files/lib/form/AccountManagementForm.class.php   | 2 +-
 wcfsetup/install/files/lib/form/DisclaimerForm.class.php     | 1 -
 .../install/files/lib/form/RegisterActivationForm.class.php  | 1 -
 wcfsetup/install/files/lib/page/MembersListPage.class.php    | 1 -
 wcfsetup/install/files/lib/system/CLIWCF.class.php           | 1 -
 wcfsetup/install/files/lib/system/WCFACP.class.php           | 1 -
 .../install/files/lib/system/bbcode/BBCodeParser.class.php   | 1 -
 wcfsetup/install/files/lib/system/bbcode/PreParser.class.php | 1 -
 .../install/files/lib/system/bbcode/TableBBCode.class.php    | 1 -
 .../install/files/lib/system/breadcrumb/Breadcrumb.class.php | 1 -
 .../cache/builder/MostLikedMembersCacheBuilder.class.php     | 1 -
 .../files/lib/system/cli/command/CronjobCLICommand.class.php | 1 -
 .../files/lib/system/cli/command/PackageCLICommand.class.php | 3 ---
 .../files/lib/system/cronjob/HourlyCleanUpCronjob.class.php  | 1 -
 .../lib/system/cronjob/RefreshSearchRobotsCronjob.class.php  | 1 -
 .../lib/system/database/editor/MySQLDatabaseEditor.class.php | 1 -
 .../system/event/listener/PreParserAtUserListener.class.php  | 1 -
 .../lib/system/exception/ValidateActionException.class.php   | 1 -
 .../install/files/lib/system/importer/UserImporter.class.php | 2 --
 .../files/lib/system/option/FileSizeOptionType.class.php     | 1 -
 .../files/lib/system/option/SelectOptionType.class.php       | 1 -
 .../option/user/SelectOptionsUserOptionOutput.class.php      | 1 -
 .../package/plugin/SQLPackageInstallationPlugin.class.php    | 5 -----
 .../package/plugin/ScriptPackageInstallationPlugin.class.php | 1 -
 .../UserGroupOptionPackageInstallationPlugin.class.php       | 1 -
 .../install/files/lib/system/search/SearchEngine.class.php   | 1 -
 wcfsetup/install/files/lib/system/setup/Installer.class.php  | 1 -
 .../install/files/lib/system/tagging/TagEngine.class.php     | 1 -
 .../install/files/lib/system/upload/UploadFile.class.php     | 1 -
 .../install/files/lib/system/worker/MailWorker.class.php     | 1 -
 57 files changed, 1 insertion(+), 72 deletions(-)

diff --git a/wcfsetup/install/files/lib/acp/action/UserQuickSearchAction.class.php b/wcfsetup/install/files/lib/acp/action/UserQuickSearchAction.class.php
index 5990ab3fef..36c7826e1f 100644
--- a/wcfsetup/install/files/lib/acp/action/UserQuickSearchAction.class.php
+++ b/wcfsetup/install/files/lib/acp/action/UserQuickSearchAction.class.php
@@ -2,7 +2,6 @@
 namespace wcf\acp\action;
 use wcf\data\search\SearchEditor;
 use wcf\action\AbstractAction;
-use wcf\system\exception\IllegalLinkException;
 use wcf\system\exception\NamedUserException;
 use wcf\system\menu\acp\ACPMenu;
 use wcf\system\request\LinkHandler;
diff --git a/wcfsetup/install/files/lib/acp/form/BBCodeAddForm.class.php b/wcfsetup/install/files/lib/acp/form/BBCodeAddForm.class.php
index 275dcfbbca..e7f8c18636 100644
--- a/wcfsetup/install/files/lib/acp/form/BBCodeAddForm.class.php
+++ b/wcfsetup/install/files/lib/acp/form/BBCodeAddForm.class.php
@@ -4,7 +4,6 @@ use wcf\data\bbcode\attribute\BBCodeAttributeAction;
 use wcf\data\bbcode\BBCode;
 use wcf\data\bbcode\BBCodeAction;
 use wcf\data\bbcode\BBCodeEditor;
-use wcf\data\package\PackageCache;
 use wcf\form\AbstractForm;
 use wcf\system\exception\UserInputException;
 use wcf\system\language\I18nHandler;
diff --git a/wcfsetup/install/files/lib/acp/form/BBCodeEditForm.class.php b/wcfsetup/install/files/lib/acp/form/BBCodeEditForm.class.php
index ea45a17634..7ba672203c 100644
--- a/wcfsetup/install/files/lib/acp/form/BBCodeEditForm.class.php
+++ b/wcfsetup/install/files/lib/acp/form/BBCodeEditForm.class.php
@@ -4,7 +4,6 @@ use wcf\data\bbcode\attribute\BBCodeAttribute;
 use wcf\data\bbcode\attribute\BBCodeAttributeAction;
 use wcf\data\bbcode\BBCode;
 use wcf\data\bbcode\BBCodeAction;
-use wcf\data\package\PackageCache;
 use wcf\form\AbstractForm;
 use wcf\system\exception\IllegalLinkException;
 use wcf\system\language\I18nHandler;
diff --git a/wcfsetup/install/files/lib/acp/form/LabelAddForm.class.php b/wcfsetup/install/files/lib/acp/form/LabelAddForm.class.php
index e6f8ed2b15..0b3222350d 100644
--- a/wcfsetup/install/files/lib/acp/form/LabelAddForm.class.php
+++ b/wcfsetup/install/files/lib/acp/form/LabelAddForm.class.php
@@ -4,7 +4,6 @@ use wcf\data\label\group\LabelGroupList;
 use wcf\data\label\LabelAction;
 use wcf\data\label\LabelEditor;
 use wcf\data\object\type\ObjectTypeCache;
-use wcf\data\package\PackageCache;
 use wcf\form\AbstractForm;
 use wcf\system\exception\UserInputException;
 use wcf\system\language\I18nHandler;
diff --git a/wcfsetup/install/files/lib/acp/form/LabelEditForm.class.php b/wcfsetup/install/files/lib/acp/form/LabelEditForm.class.php
index e0e9e87342..29a7cfdd71 100644
--- a/wcfsetup/install/files/lib/acp/form/LabelEditForm.class.php
+++ b/wcfsetup/install/files/lib/acp/form/LabelEditForm.class.php
@@ -3,7 +3,6 @@ namespace wcf\acp\form;
 use wcf\data\label\Label;
 use wcf\data\label\LabelAction;
 use wcf\data\object\type\ObjectTypeCache;
-use wcf\data\package\PackageCache;
 use wcf\form\AbstractForm;
 use wcf\system\exception\IllegalLinkException;
 use wcf\system\language\I18nHandler;
diff --git a/wcfsetup/install/files/lib/acp/form/LanguageAddForm.class.php b/wcfsetup/install/files/lib/acp/form/LanguageAddForm.class.php
index d5f1229189..5719078a03 100644
--- a/wcfsetup/install/files/lib/acp/form/LanguageAddForm.class.php
+++ b/wcfsetup/install/files/lib/acp/form/LanguageAddForm.class.php
@@ -6,7 +6,6 @@ use wcf\system\exception\UserInputException;
 use wcf\system\language\LanguageFactory;
 use wcf\system\WCF;
 use wcf\util\StringUtil;
-use wcf\util\XML;
 
 /**
  * Shows the language add form.
diff --git a/wcfsetup/install/files/lib/acp/form/LanguageExportForm.class.php b/wcfsetup/install/files/lib/acp/form/LanguageExportForm.class.php
index f62a279790..ba9e907787 100644
--- a/wcfsetup/install/files/lib/acp/form/LanguageExportForm.class.php
+++ b/wcfsetup/install/files/lib/acp/form/LanguageExportForm.class.php
@@ -7,7 +7,6 @@ use wcf\system\exception\IllegalLinkException;
 use wcf\system\language\LanguageFactory;
 use wcf\system\WCF;
 use wcf\util\ArrayUtil;
-use wcf\util\StringUtil;
 
 /**
  * Shows the language export form.
diff --git a/wcfsetup/install/files/lib/acp/form/MasterPasswordForm.class.php b/wcfsetup/install/files/lib/acp/form/MasterPasswordForm.class.php
index 6ee875c1ad..2b5ccf61c8 100755
--- a/wcfsetup/install/files/lib/acp/form/MasterPasswordForm.class.php
+++ b/wcfsetup/install/files/lib/acp/form/MasterPasswordForm.class.php
@@ -6,7 +6,6 @@ use wcf\system\request\LinkHandler;
 use wcf\system\WCF;
 use wcf\util\HeaderUtil;
 use wcf\util\PasswordUtil;
-use wcf\util\StringUtil;
 
 /**
  * Shows the master password form.
diff --git a/wcfsetup/install/files/lib/acp/form/MasterPasswordInitForm.class.php b/wcfsetup/install/files/lib/acp/form/MasterPasswordInitForm.class.php
index 6519700706..ebbf150930 100755
--- a/wcfsetup/install/files/lib/acp/form/MasterPasswordInitForm.class.php
+++ b/wcfsetup/install/files/lib/acp/form/MasterPasswordInitForm.class.php
@@ -8,7 +8,6 @@ use wcf\system\Regex;
 use wcf\system\WCF;
 use wcf\util\FileUtil;
 use wcf\util\PasswordUtil;
-use wcf\util\StringUtil;
 
 /**
  * Shows the master password init form.
diff --git a/wcfsetup/install/files/lib/acp/form/PackageStartInstallForm.class.php b/wcfsetup/install/files/lib/acp/form/PackageStartInstallForm.class.php
index aefb729df9..fe2f9e54c2 100755
--- a/wcfsetup/install/files/lib/acp/form/PackageStartInstallForm.class.php
+++ b/wcfsetup/install/files/lib/acp/form/PackageStartInstallForm.class.php
@@ -4,7 +4,6 @@ use wcf\data\package\installation\queue\PackageInstallationQueue;
 use wcf\data\package\installation\queue\PackageInstallationQueueEditor;
 use wcf\data\package\Package;
 use wcf\form\AbstractForm;
-use wcf\system\exception\IllegalLinkException;
 use wcf\system\exception\PermissionDeniedException;
 use wcf\system\exception\SystemException;
 use wcf\system\exception\UserInputException;
diff --git a/wcfsetup/install/files/lib/acp/form/SmileyEditForm.class.php b/wcfsetup/install/files/lib/acp/form/SmileyEditForm.class.php
index e8fd109f1d..e736dcbbe4 100644
--- a/wcfsetup/install/files/lib/acp/form/SmileyEditForm.class.php
+++ b/wcfsetup/install/files/lib/acp/form/SmileyEditForm.class.php
@@ -1,6 +1,5 @@
 <?php
 namespace wcf\acp\form;
-use wcf\data\package\PackageCache;
 use wcf\data\smiley\Smiley;
 use wcf\data\smiley\SmileyAction;
 use wcf\form\AbstractForm;
diff --git a/wcfsetup/install/files/lib/acp/form/UserBulkProcessingForm.class.php b/wcfsetup/install/files/lib/acp/form/UserBulkProcessingForm.class.php
index ae99203e76..07a206ae89 100644
--- a/wcfsetup/install/files/lib/acp/form/UserBulkProcessingForm.class.php
+++ b/wcfsetup/install/files/lib/acp/form/UserBulkProcessingForm.class.php
@@ -11,7 +11,6 @@ use wcf\system\exception\PermissionDeniedException;
 use wcf\system\exception\UserInputException;
 use wcf\system\language\LanguageFactory;
 use wcf\system\menu\acp\ACPMenu;
-use wcf\system\request\LinkHandler;
 use wcf\system\user\storage\UserStorageHandler;
 use wcf\system\WCF;
 use wcf\system\WCFACP;
diff --git a/wcfsetup/install/files/lib/acp/form/UserRankEditForm.class.php b/wcfsetup/install/files/lib/acp/form/UserRankEditForm.class.php
index 34ac54349d..c6d8972c9f 100644
--- a/wcfsetup/install/files/lib/acp/form/UserRankEditForm.class.php
+++ b/wcfsetup/install/files/lib/acp/form/UserRankEditForm.class.php
@@ -1,6 +1,5 @@
 <?php
 namespace wcf\acp\form;
-use wcf\data\package\PackageCache;
 use wcf\data\user\rank\UserRank;
 use wcf\data\user\rank\UserRankAction;
 use wcf\form\AbstractForm;
diff --git a/wcfsetup/install/files/lib/acp/page/CacheListPage.class.php b/wcfsetup/install/files/lib/acp/page/CacheListPage.class.php
index f64d02047a..e21f8de4b9 100755
--- a/wcfsetup/install/files/lib/acp/page/CacheListPage.class.php
+++ b/wcfsetup/install/files/lib/acp/page/CacheListPage.class.php
@@ -7,7 +7,6 @@ use wcf\system\Regex;
 use wcf\system\WCF;
 use wcf\util\DirectoryUtil;
 use wcf\util\FileUtil;
-use wcf\util\StringUtil;
 
 /**
  * Shows a list of all cache resources.
diff --git a/wcfsetup/install/files/lib/acp/page/PackageUpdatePage.class.php b/wcfsetup/install/files/lib/acp/page/PackageUpdatePage.class.php
index d122ac388a..de0726e4fa 100644
--- a/wcfsetup/install/files/lib/acp/page/PackageUpdatePage.class.php
+++ b/wcfsetup/install/files/lib/acp/page/PackageUpdatePage.class.php
@@ -1,9 +1,6 @@
 <?php
 namespace wcf\acp\page;
 use wcf\page\AbstractPage;
-use wcf\system\package\PackageInstallationDispatcher;
-use wcf\system\exception\SystemException;
-use wcf\system\exception\UserInputException;
 use wcf\system\package\PackageUpdateDispatcher;
 use wcf\system\WCF;
 use wcf\system\WCFACP;
diff --git a/wcfsetup/install/files/lib/action/GravatarDownloadAction.class.php b/wcfsetup/install/files/lib/action/GravatarDownloadAction.class.php
index 43018fb0b2..7e28eaf89a 100644
--- a/wcfsetup/install/files/lib/action/GravatarDownloadAction.class.php
+++ b/wcfsetup/install/files/lib/action/GravatarDownloadAction.class.php
@@ -6,7 +6,6 @@ use wcf\data\user\UserEditor;
 use wcf\system\exception\IllegalLinkException;
 use wcf\system\exception\SystemException;
 use wcf\util\FileUtil;
-use wcf\util\StringUtil;
 
 /**
  * Downloads and caches gravatars.
diff --git a/wcfsetup/install/files/lib/data/acp/search/provider/ACPSearchProviderAction.class.php b/wcfsetup/install/files/lib/data/acp/search/provider/ACPSearchProviderAction.class.php
index b08241a0ee..ce7da71fa8 100644
--- a/wcfsetup/install/files/lib/data/acp/search/provider/ACPSearchProviderAction.class.php
+++ b/wcfsetup/install/files/lib/data/acp/search/provider/ACPSearchProviderAction.class.php
@@ -2,9 +2,7 @@
 namespace wcf\data\acp\search\provider;
 use wcf\data\AbstractDatabaseObjectAction;
 use wcf\data\ISearchAction;
-use wcf\system\exception\UserInputException;
 use wcf\system\search\acp\ACPSearchHandler;
-use wcf\util\StringUtil;
 
 /**
  * Executes ACP search provider-related actions.
diff --git a/wcfsetup/install/files/lib/data/bbcode/media/provider/BBCodeMediaProviderAction.class.php b/wcfsetup/install/files/lib/data/bbcode/media/provider/BBCodeMediaProviderAction.class.php
index 09f0377aaf..ed1a54e022 100644
--- a/wcfsetup/install/files/lib/data/bbcode/media/provider/BBCodeMediaProviderAction.class.php
+++ b/wcfsetup/install/files/lib/data/bbcode/media/provider/BBCodeMediaProviderAction.class.php
@@ -1,9 +1,6 @@
 <?php
 namespace wcf\data\bbcode\media\provider;
 use wcf\data\AbstractDatabaseObjectAction;
-use wcf\system\exception\SystemException;
-use wcf\system\Regex;
-use wcf\util\StringUtil;
 
 /**
  * Executes BBCode media provider-related actions.
diff --git a/wcfsetup/install/files/lib/data/comment/CommentAction.class.php b/wcfsetup/install/files/lib/data/comment/CommentAction.class.php
index 309c90c072..fa46587930 100644
--- a/wcfsetup/install/files/lib/data/comment/CommentAction.class.php
+++ b/wcfsetup/install/files/lib/data/comment/CommentAction.class.php
@@ -18,7 +18,6 @@ use wcf\system\user\notification\object\CommentUserNotificationObject;
 use wcf\system\user\notification\UserNotificationHandler;
 use wcf\system\WCF;
 use wcf\util\MessageUtil;
-use wcf\util\StringUtil;
 
 /**
  * Executes comment-related actions.
diff --git a/wcfsetup/install/files/lib/data/language/LanguageAction.class.php b/wcfsetup/install/files/lib/data/language/LanguageAction.class.php
index 9a9a6cb8ce..c01be8d7f3 100644
--- a/wcfsetup/install/files/lib/data/language/LanguageAction.class.php
+++ b/wcfsetup/install/files/lib/data/language/LanguageAction.class.php
@@ -1,7 +1,6 @@
 <?php
 namespace wcf\data\language;
 use wcf\data\AbstractDatabaseObjectAction;
-use wcf\system\exception\UserInputException;
 use wcf\system\WCF;
 
 /**
diff --git a/wcfsetup/install/files/lib/data/moderation/queue/ModerationQueueActivationAction.class.php b/wcfsetup/install/files/lib/data/moderation/queue/ModerationQueueActivationAction.class.php
index dbce7a3ed7..2860c05fca 100644
--- a/wcfsetup/install/files/lib/data/moderation/queue/ModerationQueueActivationAction.class.php
+++ b/wcfsetup/install/files/lib/data/moderation/queue/ModerationQueueActivationAction.class.php
@@ -1,9 +1,7 @@
 <?php
 namespace wcf\data\moderation\queue;
 use wcf\system\exception\PermissionDeniedException;
-use wcf\system\exception\UserInputException;
 use wcf\system\moderation\queue\ModerationQueueActivationManager;
-use wcf\util\StringUtil;
 
 /**
  * Executes actions for reports.
diff --git a/wcfsetup/install/files/lib/data/package/Package.class.php b/wcfsetup/install/files/lib/data/package/Package.class.php
index d299e7f5e0..214ecaf0f3 100644
--- a/wcfsetup/install/files/lib/data/package/Package.class.php
+++ b/wcfsetup/install/files/lib/data/package/Package.class.php
@@ -5,7 +5,6 @@ use wcf\system\io\File;
 use wcf\system\package\PackageInstallationDispatcher;
 use wcf\system\WCF;
 use wcf\util\FileUtil;
-use wcf\util\StringUtil;
 
 /**
  * Represents a package.
diff --git a/wcfsetup/install/files/lib/data/package/PackageAction.class.php b/wcfsetup/install/files/lib/data/package/PackageAction.class.php
index 6e92fbf947..b9e20b99bb 100644
--- a/wcfsetup/install/files/lib/data/package/PackageAction.class.php
+++ b/wcfsetup/install/files/lib/data/package/PackageAction.class.php
@@ -1,8 +1,6 @@
 <?php
 namespace wcf\data\package;
 use wcf\data\AbstractDatabaseObjectAction;
-use wcf\system\exception\PermissionDeniedException;
-use wcf\system\WCF;
 
 /**
  * Executes package-related actions.
diff --git a/wcfsetup/install/files/lib/data/search/keyword/SearchKeywordAction.class.php b/wcfsetup/install/files/lib/data/search/keyword/SearchKeywordAction.class.php
index 9df2b98067..7a15248daa 100644
--- a/wcfsetup/install/files/lib/data/search/keyword/SearchKeywordAction.class.php
+++ b/wcfsetup/install/files/lib/data/search/keyword/SearchKeywordAction.class.php
@@ -2,7 +2,6 @@
 namespace wcf\data\search\keyword;
 use wcf\data\AbstractDatabaseObjectAction;
 use wcf\data\ISearchAction;
-use wcf\system\exception\UserInputException;
 use wcf\system\WCF;
 
 /**
diff --git a/wcfsetup/install/files/lib/data/style/StyleAction.class.php b/wcfsetup/install/files/lib/data/style/StyleAction.class.php
index 97af5e303e..6ece4b954e 100644
--- a/wcfsetup/install/files/lib/data/style/StyleAction.class.php
+++ b/wcfsetup/install/files/lib/data/style/StyleAction.class.php
@@ -13,7 +13,6 @@ use wcf\system\upload\DefaultUploadFileValidationStrategy;
 use wcf\system\Regex;
 use wcf\system\WCF;
 use wcf\util\FileUtil;
-use wcf\util\StringUtil;
 
 /**
  * Executes style-related actions.
diff --git a/wcfsetup/install/files/lib/data/user/UserRegistrationAction.class.php b/wcfsetup/install/files/lib/data/user/UserRegistrationAction.class.php
index 2a69ed5e6e..69fa89f331 100644
--- a/wcfsetup/install/files/lib/data/user/UserRegistrationAction.class.php
+++ b/wcfsetup/install/files/lib/data/user/UserRegistrationAction.class.php
@@ -1,7 +1,5 @@
 <?php
 namespace wcf\data\user;
-use wcf\system\exception\UserInputException;
-use wcf\util\StringUtil;
 use wcf\util\UserRegistrationUtil;
 use wcf\util\UserUtil;
 
diff --git a/wcfsetup/install/files/lib/data/user/notification/UserNotificationAction.class.php b/wcfsetup/install/files/lib/data/user/notification/UserNotificationAction.class.php
index c208f23b8b..cf8791dc32 100644
--- a/wcfsetup/install/files/lib/data/user/notification/UserNotificationAction.class.php
+++ b/wcfsetup/install/files/lib/data/user/notification/UserNotificationAction.class.php
@@ -2,7 +2,6 @@
 namespace wcf\data\user\notification;
 use wcf\data\user\notification\UserNotificationEditor;
 use wcf\data\AbstractDatabaseObjectAction;
-use wcf\system\request\LinkHandler;
 use wcf\system\user\notification\UserNotificationHandler;
 use wcf\system\user\storage\UserStorageHandler;
 use wcf\system\WCF;
diff --git a/wcfsetup/install/files/lib/form/AccountManagementForm.class.php b/wcfsetup/install/files/lib/form/AccountManagementForm.class.php
index 09d86a27c1..d7aaa0b680 100644
--- a/wcfsetup/install/files/lib/form/AccountManagementForm.class.php
+++ b/wcfsetup/install/files/lib/form/AccountManagementForm.class.php
@@ -1,7 +1,7 @@
 <?php
 namespace wcf\form;
 use wcf\data\user\User;
-use wcf\data\user\UserEditor;
+use wcf\data\user\UserAction;
 use wcf\system\exception\UserInputException;
 use wcf\system\mail\Mail;
 use wcf\system\menu\user\UserMenu;
diff --git a/wcfsetup/install/files/lib/form/DisclaimerForm.class.php b/wcfsetup/install/files/lib/form/DisclaimerForm.class.php
index 33bcb84d8f..10984bab54 100644
--- a/wcfsetup/install/files/lib/form/DisclaimerForm.class.php
+++ b/wcfsetup/install/files/lib/form/DisclaimerForm.class.php
@@ -1,7 +1,6 @@
 <?php
 namespace wcf\form;
 use wcf\system\exception\NamedUserException;
-use wcf\system\exception\PermissionDeniedException;
 use wcf\system\exception\UserInputException;
 use wcf\system\request\LinkHandler;
 use wcf\system\WCF;
diff --git a/wcfsetup/install/files/lib/form/RegisterActivationForm.class.php b/wcfsetup/install/files/lib/form/RegisterActivationForm.class.php
index 579ad806c6..17d820cbdc 100644
--- a/wcfsetup/install/files/lib/form/RegisterActivationForm.class.php
+++ b/wcfsetup/install/files/lib/form/RegisterActivationForm.class.php
@@ -1,6 +1,5 @@
 <?php
 namespace wcf\form;
-use wcf\data\user\group\UserGroup;
 use wcf\data\user\User;
 use wcf\data\user\UserAction;
 use wcf\system\exception\IllegalLinkException;
diff --git a/wcfsetup/install/files/lib/page/MembersListPage.class.php b/wcfsetup/install/files/lib/page/MembersListPage.class.php
index b2442eb292..328edb5e52 100644
--- a/wcfsetup/install/files/lib/page/MembersListPage.class.php
+++ b/wcfsetup/install/files/lib/page/MembersListPage.class.php
@@ -6,7 +6,6 @@ use wcf\system\database\PostgreSQLDatabase;
 use wcf\system\exception\IllegalLinkException;
 use wcf\system\user\collapsible\content\UserCollapsibleContentHandler;
 use wcf\system\WCF;
-use wcf\util\StringUtil;
 
 /**
  * Shows members page.
diff --git a/wcfsetup/install/files/lib/system/CLIWCF.class.php b/wcfsetup/install/files/lib/system/CLIWCF.class.php
index ffb7db0ae2..b0b2c2f90c 100644
--- a/wcfsetup/install/files/lib/system/CLIWCF.class.php
+++ b/wcfsetup/install/files/lib/system/CLIWCF.class.php
@@ -9,7 +9,6 @@ use wcf\system\cli\DatabaseCLICommandHistory;
 use wcf\system\event\EventHandler;
 use wcf\system\exception\IllegalLinkException;
 use wcf\system\exception\PermissionDeniedException;
-use wcf\system\exception\SystemException;
 use wcf\system\exception\UserInputException;
 use wcf\system\language\LanguageFactory;
 use wcf\system\package\PackageUpdateDispatcher;
diff --git a/wcfsetup/install/files/lib/system/WCFACP.class.php b/wcfsetup/install/files/lib/system/WCFACP.class.php
index cc338ce202..4bf5a328bd 100644
--- a/wcfsetup/install/files/lib/system/WCFACP.class.php
+++ b/wcfsetup/install/files/lib/system/WCFACP.class.php
@@ -3,7 +3,6 @@ namespace wcf\system;
 use wcf\acp\form\MasterPasswordForm;
 use wcf\acp\form\MasterPasswordInitForm;
 use wcf\system\application\ApplicationHandler;
-use wcf\system\cache\builder\PackageCacheBuilder;
 use wcf\system\exception\AJAXException;
 use wcf\system\exception\PermissionDeniedException;
 use wcf\system\exception\SystemException;
diff --git a/wcfsetup/install/files/lib/system/bbcode/BBCodeParser.class.php b/wcfsetup/install/files/lib/system/bbcode/BBCodeParser.class.php
index 612e331beb..e751a49710 100644
--- a/wcfsetup/install/files/lib/system/bbcode/BBCodeParser.class.php
+++ b/wcfsetup/install/files/lib/system/bbcode/BBCodeParser.class.php
@@ -3,7 +3,6 @@ namespace wcf\system\bbcode;
 use wcf\data\bbcode\attribute\BBCodeAttribute;
 use wcf\data\bbcode\BBCodeCache;
 use wcf\system\SingletonFactory;
-use wcf\util\StringUtil;
 
 /**
  * Parses bbcode tags in text.
diff --git a/wcfsetup/install/files/lib/system/bbcode/PreParser.class.php b/wcfsetup/install/files/lib/system/bbcode/PreParser.class.php
index 706d92d4ad..ac8770386b 100644
--- a/wcfsetup/install/files/lib/system/bbcode/PreParser.class.php
+++ b/wcfsetup/install/files/lib/system/bbcode/PreParser.class.php
@@ -8,7 +8,6 @@ use wcf\system\Callback;
 use wcf\system\Regex;
 use wcf\system\SingletonFactory;
 use wcf\util\StringStack;
-use wcf\util\StringUtil;
 
 /**
  * Parses message before inserting them into the database.
diff --git a/wcfsetup/install/files/lib/system/bbcode/TableBBCode.class.php b/wcfsetup/install/files/lib/system/bbcode/TableBBCode.class.php
index 95b83a33bd..f9af8d4af4 100644
--- a/wcfsetup/install/files/lib/system/bbcode/TableBBCode.class.php
+++ b/wcfsetup/install/files/lib/system/bbcode/TableBBCode.class.php
@@ -1,7 +1,6 @@
 <?php
 namespace wcf\system\bbcode;
 use wcf\system\Regex;
-use wcf\util\StringUtil;
 
 /**
  * Parses the [table] bbcode tag.
diff --git a/wcfsetup/install/files/lib/system/breadcrumb/Breadcrumb.class.php b/wcfsetup/install/files/lib/system/breadcrumb/Breadcrumb.class.php
index 78327fd82a..d7785d3c49 100644
--- a/wcfsetup/install/files/lib/system/breadcrumb/Breadcrumb.class.php
+++ b/wcfsetup/install/files/lib/system/breadcrumb/Breadcrumb.class.php
@@ -1,6 +1,5 @@
 <?php
 namespace wcf\system\breadcrumb;
-use wcf\util\StringUtil;
 
 /**
  * Represents a breadcrumb.
diff --git a/wcfsetup/install/files/lib/system/cache/builder/MostLikedMembersCacheBuilder.class.php b/wcfsetup/install/files/lib/system/cache/builder/MostLikedMembersCacheBuilder.class.php
index 3f0f49da59..566d485563 100644
--- a/wcfsetup/install/files/lib/system/cache/builder/MostLikedMembersCacheBuilder.class.php
+++ b/wcfsetup/install/files/lib/system/cache/builder/MostLikedMembersCacheBuilder.class.php
@@ -1,7 +1,6 @@
 <?php
 namespace wcf\system\cache\builder;
 use wcf\data\user\UserList;
-use wcf\system\WCF;
 
 /**
  * Caches a list of the most liked members.
diff --git a/wcfsetup/install/files/lib/system/cli/command/CronjobCLICommand.class.php b/wcfsetup/install/files/lib/system/cli/command/CronjobCLICommand.class.php
index 9bee7a1ec0..82ac169a67 100644
--- a/wcfsetup/install/files/lib/system/cli/command/CronjobCLICommand.class.php
+++ b/wcfsetup/install/files/lib/system/cli/command/CronjobCLICommand.class.php
@@ -1,7 +1,6 @@
 <?php
 namespace wcf\system\cli\command;
 use wcf\system\cronjob\CronjobScheduler;
-use wcf\system\CLIWCF;
 use Zend\Console\Exception\RuntimeException as ArgvException;
 use Zend\Console\Getopt as ArgvParser;
 
diff --git a/wcfsetup/install/files/lib/system/cli/command/PackageCLICommand.class.php b/wcfsetup/install/files/lib/system/cli/command/PackageCLICommand.class.php
index b833569230..265d2100bb 100644
--- a/wcfsetup/install/files/lib/system/cli/command/PackageCLICommand.class.php
+++ b/wcfsetup/install/files/lib/system/cli/command/PackageCLICommand.class.php
@@ -8,15 +8,12 @@ use wcf\data\package\PackageCache;
 use wcf\system\cache\CacheHandler;
 use wcf\system\database\util\PreparedStatementConditionBuilder;
 use wcf\system\exception\SystemException;
-use wcf\system\exception\UserInputException;
 use wcf\system\package\PackageArchive;
 use wcf\system\package\PackageInstallationDispatcher;
 use wcf\system\package\PackageUninstallationDispatcher;
 use wcf\system\CLIWCF;
-use wcf\util\CLIUtil;
 use wcf\util\FileUtil;
 use wcf\util\JSON;
-use wcf\util\StringUtil;
 use Zend\Console\Exception\RuntimeException as ArgvException;
 use Zend\Console\Getopt as ArgvParser;
 use Zend\ProgressBar\Adapter\Console as ConsoleProgressBar;
diff --git a/wcfsetup/install/files/lib/system/cronjob/HourlyCleanUpCronjob.class.php b/wcfsetup/install/files/lib/system/cronjob/HourlyCleanUpCronjob.class.php
index 186ab4069b..cfed77f42f 100644
--- a/wcfsetup/install/files/lib/system/cronjob/HourlyCleanUpCronjob.class.php
+++ b/wcfsetup/install/files/lib/system/cronjob/HourlyCleanUpCronjob.class.php
@@ -1,6 +1,5 @@
 <?php
 namespace wcf\system\cronjob;
-use wcf\data\cronjob\Cronjob;
 
 /**
  * Cronjob for a hourly system cleanup.
diff --git a/wcfsetup/install/files/lib/system/cronjob/RefreshSearchRobotsCronjob.class.php b/wcfsetup/install/files/lib/system/cronjob/RefreshSearchRobotsCronjob.class.php
index 1a39ea2a46..f1caa2d88c 100644
--- a/wcfsetup/install/files/lib/system/cronjob/RefreshSearchRobotsCronjob.class.php
+++ b/wcfsetup/install/files/lib/system/cronjob/RefreshSearchRobotsCronjob.class.php
@@ -4,7 +4,6 @@ use wcf\data\cronjob\Cronjob;
 use wcf\system\cache\builder\SpiderCacheBuilder;
 use wcf\system\WCF;
 use wcf\util\FileUtil;
-use wcf\util\StringUtil;
 use wcf\util\XML;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/database/editor/MySQLDatabaseEditor.class.php b/wcfsetup/install/files/lib/system/database/editor/MySQLDatabaseEditor.class.php
index a0b7605e79..85e407e774 100644
--- a/wcfsetup/install/files/lib/system/database/editor/MySQLDatabaseEditor.class.php
+++ b/wcfsetup/install/files/lib/system/database/editor/MySQLDatabaseEditor.class.php
@@ -1,6 +1,5 @@
 <?php
 namespace wcf\system\database\editor;
-use wcf\system\database\util\PreparedStatementConditionBuilder;
 use wcf\system\Regex;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/event/listener/PreParserAtUserListener.class.php b/wcfsetup/install/files/lib/system/event/listener/PreParserAtUserListener.class.php
index 722c43153c..e7e2e018b0 100644
--- a/wcfsetup/install/files/lib/system/event/listener/PreParserAtUserListener.class.php
+++ b/wcfsetup/install/files/lib/system/event/listener/PreParserAtUserListener.class.php
@@ -7,7 +7,6 @@ use wcf\system\request\LinkHandler;
 use wcf\system\Callback;
 use wcf\system\Regex;
 use wcf\util\StringStack;
-use wcf\util\StringUtil;
 
 /**
  * Parses @user mentions.
diff --git a/wcfsetup/install/files/lib/system/exception/ValidateActionException.class.php b/wcfsetup/install/files/lib/system/exception/ValidateActionException.class.php
index 9036a5910d..1af35fbf07 100644
--- a/wcfsetup/install/files/lib/system/exception/ValidateActionException.class.php
+++ b/wcfsetup/install/files/lib/system/exception/ValidateActionException.class.php
@@ -1,7 +1,6 @@
 <?php
 namespace wcf\system\exception;
 use wcf\system\WCF;
-use wcf\util\StringUtil;
 
 /**
  * Simple exception for AJAX-driven requests.
diff --git a/wcfsetup/install/files/lib/system/importer/UserImporter.class.php b/wcfsetup/install/files/lib/system/importer/UserImporter.class.php
index 1e9e3d9781..be5c534a34 100644
--- a/wcfsetup/install/files/lib/system/importer/UserImporter.class.php
+++ b/wcfsetup/install/files/lib/system/importer/UserImporter.class.php
@@ -4,10 +4,8 @@ use wcf\data\user\group\UserGroup;
 use wcf\data\user\option\UserOptionList;
 use wcf\data\user\User;
 use wcf\data\user\UserEditor;
-use wcf\system\database\DatabaseException;
 use wcf\system\language\LanguageFactory;
 use wcf\system\WCF;
-use wcf\util\StringUtil;
 
 /**
  * Imports users.
diff --git a/wcfsetup/install/files/lib/system/option/FileSizeOptionType.class.php b/wcfsetup/install/files/lib/system/option/FileSizeOptionType.class.php
index 0b27953a2d..034f94c721 100644
--- a/wcfsetup/install/files/lib/system/option/FileSizeOptionType.class.php
+++ b/wcfsetup/install/files/lib/system/option/FileSizeOptionType.class.php
@@ -3,7 +3,6 @@ namespace wcf\system\option;
 use wcf\data\option\Option;
 use wcf\system\WCF;
 use wcf\util\FileUtil;
-use wcf\util\StringUtil;
 
 /**
  * Option type implementation for file sizes.
diff --git a/wcfsetup/install/files/lib/system/option/SelectOptionType.class.php b/wcfsetup/install/files/lib/system/option/SelectOptionType.class.php
index d9726db41e..420a52e3e7 100644
--- a/wcfsetup/install/files/lib/system/option/SelectOptionType.class.php
+++ b/wcfsetup/install/files/lib/system/option/SelectOptionType.class.php
@@ -2,7 +2,6 @@
 namespace wcf\system\option;
 use wcf\data\option\Option;
 use wcf\system\WCF;
-use wcf\util\StringUtil;
 
 /**
  * Option type implementation for select lists.
diff --git a/wcfsetup/install/files/lib/system/option/user/SelectOptionsUserOptionOutput.class.php b/wcfsetup/install/files/lib/system/option/user/SelectOptionsUserOptionOutput.class.php
index dfc6a657e6..4d4131ce8b 100644
--- a/wcfsetup/install/files/lib/system/option/user/SelectOptionsUserOptionOutput.class.php
+++ b/wcfsetup/install/files/lib/system/option/user/SelectOptionsUserOptionOutput.class.php
@@ -4,7 +4,6 @@ use wcf\data\user\option\UserOption;
 use wcf\data\user\User;
 use wcf\system\WCF;
 use wcf\util\OptionUtil;
-use wcf\util\StringUtil;
 
 /**
  * User option output implementation for the output of select options.
diff --git a/wcfsetup/install/files/lib/system/package/plugin/SQLPackageInstallationPlugin.class.php b/wcfsetup/install/files/lib/system/package/plugin/SQLPackageInstallationPlugin.class.php
index edbd7a9eab..fb6224e0ee 100644
--- a/wcfsetup/install/files/lib/system/package/plugin/SQLPackageInstallationPlugin.class.php
+++ b/wcfsetup/install/files/lib/system/package/plugin/SQLPackageInstallationPlugin.class.php
@@ -3,13 +3,8 @@ namespace wcf\system\package\plugin;
 use wcf\data\package\Package;
 use wcf\data\package\PackageList;
 use wcf\system\exception\SystemException;
-use wcf\system\form\container\GroupFormElementContainer;
-use wcf\system\form\element\LabelFormElement;
-use wcf\system\form\FormDocument;
-use wcf\system\package\PackageInstallationFormManager;
 use wcf\system\package\PackageInstallationSQLParser;
 use wcf\system\WCF;
-use wcf\util\StringUtil;
 
 /**
  * Executes the delivered sql file.
diff --git a/wcfsetup/install/files/lib/system/package/plugin/ScriptPackageInstallationPlugin.class.php b/wcfsetup/install/files/lib/system/package/plugin/ScriptPackageInstallationPlugin.class.php
index 36abd12bc2..72be782b8d 100644
--- a/wcfsetup/install/files/lib/system/package/plugin/ScriptPackageInstallationPlugin.class.php
+++ b/wcfsetup/install/files/lib/system/package/plugin/ScriptPackageInstallationPlugin.class.php
@@ -4,7 +4,6 @@ use wcf\data\package\Package;
 use wcf\system\cache\CacheHandler;
 use wcf\system\exception\SystemException;
 use wcf\system\WCF;
-use wcf\util\FileUtil;
 
 /**
  * Executes individual PHP scripts during installation.
diff --git a/wcfsetup/install/files/lib/system/package/plugin/UserGroupOptionPackageInstallationPlugin.class.php b/wcfsetup/install/files/lib/system/package/plugin/UserGroupOptionPackageInstallationPlugin.class.php
index 57f91f6045..9256e45166 100644
--- a/wcfsetup/install/files/lib/system/package/plugin/UserGroupOptionPackageInstallationPlugin.class.php
+++ b/wcfsetup/install/files/lib/system/package/plugin/UserGroupOptionPackageInstallationPlugin.class.php
@@ -3,7 +3,6 @@ namespace wcf\system\package\plugin;
 use wcf\data\user\group\option\UserGroupOption;
 use wcf\data\user\group\option\UserGroupOptionEditor;
 use wcf\data\user\group\UserGroup;
-use wcf\data\user\group\UserGroupList;
 use wcf\system\WCF;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/search/SearchEngine.class.php b/wcfsetup/install/files/lib/system/search/SearchEngine.class.php
index 51807cb229..235da9ba1e 100644
--- a/wcfsetup/install/files/lib/system/search/SearchEngine.class.php
+++ b/wcfsetup/install/files/lib/system/search/SearchEngine.class.php
@@ -5,7 +5,6 @@ use wcf\system\database\util\PreparedStatementConditionBuilder;
 use wcf\system\exception\SystemException;
 use wcf\system\SingletonFactory;
 use wcf\system\WCF;
-use wcf\util\StringUtil;
 
 /**
  * SearchEngine searches for given query in the selected object types.
diff --git a/wcfsetup/install/files/lib/system/setup/Installer.class.php b/wcfsetup/install/files/lib/system/setup/Installer.class.php
index 8a41218a7d..b956406422 100644
--- a/wcfsetup/install/files/lib/system/setup/Installer.class.php
+++ b/wcfsetup/install/files/lib/system/setup/Installer.class.php
@@ -3,7 +3,6 @@ namespace wcf\system\setup;
 use wcf\system\exception\SystemException;
 use wcf\system\io\Tar;
 use wcf\util\FileUtil;
-use wcf\util\StringUtil;
 
 /**
  * Extracts files and directories from a tar archive.
diff --git a/wcfsetup/install/files/lib/system/tagging/TagEngine.class.php b/wcfsetup/install/files/lib/system/tagging/TagEngine.class.php
index cd2176b297..43f3f5f13d 100644
--- a/wcfsetup/install/files/lib/system/tagging/TagEngine.class.php
+++ b/wcfsetup/install/files/lib/system/tagging/TagEngine.class.php
@@ -7,7 +7,6 @@ use wcf\system\database\util\PreparedStatementConditionBuilder;
 use wcf\system\exception\SystemException;
 use wcf\system\SingletonFactory;
 use wcf\system\WCF;
-use wcf\util\StringUtil;
 
 /**
  * Manages the tagging of objects.
diff --git a/wcfsetup/install/files/lib/system/upload/UploadFile.class.php b/wcfsetup/install/files/lib/system/upload/UploadFile.class.php
index 4abed6f235..d428f58eb2 100644
--- a/wcfsetup/install/files/lib/system/upload/UploadFile.class.php
+++ b/wcfsetup/install/files/lib/system/upload/UploadFile.class.php
@@ -1,6 +1,5 @@
 <?php
 namespace wcf\system\upload;
-use wcf\util\StringUtil;
 
 /**
  * Represents a file upload.
diff --git a/wcfsetup/install/files/lib/system/worker/MailWorker.class.php b/wcfsetup/install/files/lib/system/worker/MailWorker.class.php
index 63d716675b..2541763e9d 100644
--- a/wcfsetup/install/files/lib/system/worker/MailWorker.class.php
+++ b/wcfsetup/install/files/lib/system/worker/MailWorker.class.php
@@ -7,7 +7,6 @@ use wcf\system\exception\SystemException;
 use wcf\system\mail\Mail;
 use wcf\system\request\LinkHandler;
 use wcf\system\WCF;
-use wcf\util\StringUtil;
 
 /**
  * Worker implementation for sending mails.
-- 
2.20.1