On iOS 9 sometimes they do not bother using names.

[winterboard.git] / Settings.mm

diff --git a/Settings.mm b/Settings.mm
index 89231a0fe229e313c61390ee326b213f8bcc6ee7..1f011fa10593dfec02ba79842dc8b5246f92c48d 100644 (file)
--- a/Settings.mm
+++ b/Settings.mm
@@ -1,39 +1,23 @@
 /* WinterBoard - Theme Manager for the iPhone
 /* WinterBoard - Theme Manager for the iPhone

- * Copyright (C) 2009-2010  Jay Freeman (saurik)
+ * Copyright (C) 2008-2014  Jay Freeman (saurik)

 */
 
 */
 

+/* GNU Lesser General Public License, Version 3 {{{ */

 /*
 /*

- *        Redistribution and use in source and binary
- * forms, with or without modification, are permitted
- * provided that the following conditions are met:
+ * WinterBoard is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU Lesser General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or (at your
+ * option) any later version.

  *
  *

- * 1. Redistributions of source code must retain the
- *    above copyright notice, this list of conditions
- *    and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the
- *    above copyright notice, this list of conditions
- *    and the following disclaimer in the documentation
- *    and/or other materials provided with the
- *    distribution.
- * 3. The name of the author may not be used to endorse
- *    or promote products derived from this software
- *    without specific prior written permission.
+ * WinterBoard is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
+ * License for more details.

  *
  *

- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
- * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with WinterBoard.  If not, see <http://www.gnu.org/licenses/>.
+**/
+/* }}} */

 
 #import <Foundation/Foundation.h>
 #import <UIKit/UIKit.h>
 
 #import <Foundation/Foundation.h>
 #import <UIKit/UIKit.h>


@@ -44,15 +28,10 @@
 #import <Preferences/PSTableCell.h>
 #import <UIKit/UINavigationButton.h>
 
 #import <Preferences/PSTableCell.h>
 #import <UIKit/UINavigationButton.h>
 

+#include <cmath>

 #include <dlfcn.h>
 #include <objc/runtime.h>
 
 #include <dlfcn.h>
 #include <objc/runtime.h>
 

-static BOOL (*IsIconHiddenDisplayId)(NSString *);
-static BOOL (*HideIconViaDisplayId)(NSString *);
-static BOOL (*UnHideIconViaDisplayId)(NSString *);
-
-static const NSString *WinterBoardDisplayID = @"com.saurik.WinterBoard";
-

 extern NSString *PSTableCellKey;
 extern "C" UIImage *_UIImageWithName(NSString *);
 
 extern NSString *PSTableCellKey;
 extern "C" UIImage *_UIImageWithName(NSString *);
 


@@ -63,6 +42,67 @@ static BOOL settingsChanged;
 static NSMutableDictionary *_settings;
 static NSString *_plist;
 
 static NSMutableDictionary *_settings;
 static NSString *_plist;
 

+void AddThemes(NSMutableArray *themesOnDisk, NSString *folder) {
+    NSArray *themes([[NSFileManager defaultManager] contentsOfDirectoryAtPath:folder error:NULL]);
+    for (NSString *theme in themes) {
+        if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:[NSString stringWithFormat:@"%@/%@/Info.plist", folder, theme]]) {
+            if (NSArray *version = [info objectForKey:@"CoreFoundationVersion"]) {
+                size_t count([version count]);
+                if (count == 0 || count > 2)
+                    continue;
+
+                double lower([[version objectAtIndex:0] doubleValue]);
+                if (kCFCoreFoundationVersionNumber < lower)
+                    continue;
+
+                if (count != 1) {
+                    double upper([[version objectAtIndex:1] doubleValue]);
+                    if (upper <= kCFCoreFoundationVersionNumber)
+                        continue;
+                }
+            }
+        }
+
+        [themesOnDisk addObject:theme];
+    }
+}
+
+static void RestartSpringBoard() {
+    unlink("/User/Library/Caches/com.apple.springboard-imagecache-icons");
+    unlink("/User/Library/Caches/com.apple.springboard-imagecache-icons.plist");
+    unlink("/User/Library/Caches/com.apple.springboard-imagecache-smallicons");
+    unlink("/User/Library/Caches/com.apple.springboard-imagecache-smallicons.plist");
+
+    unlink("/User/Library/Caches/com.apple.SpringBoard.folderSwitcherLinen");
+    unlink("/User/Library/Caches/com.apple.SpringBoard.notificationCenterLinen");
+
+    unlink("/User/Library/Caches/com.apple.SpringBoard.folderSwitcherLinen.0");
+    unlink("/User/Library/Caches/com.apple.SpringBoard.folderSwitcherLinen.1");
+    unlink("/User/Library/Caches/com.apple.SpringBoard.folderSwitcherLinen.2");
+    unlink("/User/Library/Caches/com.apple.SpringBoard.folderSwitcherLinen.3");
+
+    system("rm -rf /User/Library/Caches/SpringBoardIconCache");
+    system("rm -rf /User/Library/Caches/SpringBoardIconCache-small");
+    system("rm -rf /User/Library/Caches/com.apple.IconsCache");
+    system("rm -rf /User/Library/Caches/com.apple.newsstand");
+    system("rm -rf /User/Library/Caches/com.apple.springboard.sharedimagecache");
+    system("rm -rf /User/Library/Caches/com.apple.UIStatusBar");
+
+    system("rm -rf /User/Library/Caches/BarDialer");
+    system("rm -rf /User/Library/Caches/BarDialer_selected");
+    system("rm -rf /User/Library/Caches/BarRecents");
+    system("rm -rf /User/Library/Caches/BarRecents_selected");
+    system("rm -rf /User/Library/Caches/BarVM");
+    system("rm -rf /User/Library/Caches/BarVM_selected");
+
+    system("killall -9 lsd");
+
+    if (kCFCoreFoundationVersionNumber > 700) // XXX: iOS 6.x
+        system("killall backboardd");
+    else
+        system("killall SpringBoard");
+}
+

 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 @interface NSObject (wb$yieldToSelector)
 - (id) wb$yieldToSelector:(SEL)selector withObject:(id)object;
 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 @interface NSObject (wb$yieldToSelector)
 - (id) wb$yieldToSelector:(SEL)selector withObject:(id)object;


@@ -135,6 +175,60 @@ static NSString *_plist;
 /* }}} */
 
 /* Theme Settings Controller {{{ */
 /* }}} */
 
 /* Theme Settings Controller {{{ */

+@interface WBSThemesTableViewCell : UITableViewCell {
+    UIImageView *checkmark_;
+    UIImageView *icon_;
+    UILabel *name_;
+}
+
+@end
+
+@implementation WBSThemesTableViewCell
+
+- (void) dealloc {
+    [checkmark_ release];
+    [icon_ release];
+    [name_ release];
+    [super dealloc];
+}
+
+- (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuse {
+    if ((self = [super initWithFrame:frame reuseIdentifier:reuse]) != nil) {
+        CGFloat border(48), check(40), icon(64);
+        UIView *content([self contentView]);
+        CGSize size([content frame].size);
+
+        checkmark_ = [[UIImageView alloc] initWithFrame:CGRectMake(std::floor((border - check) / 2), 0, check, size.height)];
+        [checkmark_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
+        [content addSubview:checkmark_];
+
+        name_ = [[UILabel alloc] initWithFrame:CGRectMake(border, 0, 0, size.height)];
+        [name_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
+        [content addSubview:name_];
+
+        icon_ = [[UIImageView alloc] initWithFrame:CGRectMake(size.width - icon - 48, 0, icon, icon)];
+        [content addSubview:icon_];
+    } return self;
+}
+
+- (void) setCheck:(bool)inactive {
+    [self setImage:(inactive ? uncheckedImage : checkImage)];
+}
+
+- (void) setTheme:(NSDictionary *)theme {
+    [name_ setText:[theme objectForKey:@"Name"]];
+
+    NSNumber *active([theme objectForKey:@"Active"]);
+    BOOL inactive(active == nil || ![active boolValue]);
+    [self setCheck:inactive];
+
+    CGRect area([name_ frame]);
+    area.size.width = ([icon_ image] == nil ? self.contentView.frame.size.width : icon_.frame.origin.x) - area.origin.x - 9;
+    [name_ setFrame:area];
+}
+
+@end
+

 @interface WBSThemesController: PSViewController <UITableViewDelegate, UITableViewDataSource> {
     UITableView *_tableView;
     NSMutableArray *_themes;
 @interface WBSThemesController: PSViewController <UITableViewDelegate, UITableViewDataSource> {
     UITableView *_tableView;
     NSMutableArray *_themes;


@@ -142,8 +236,6 @@ static NSString *_plist;
 
 @property (nonatomic, retain) NSMutableArray *themes;
 
 
 @property (nonatomic, retain) NSMutableArray *themes;
 

-+ (void) load;
-

 - (id) initForContentSize:(CGSize)size;
 - (id) view;
 - (id) navigationTitle;
 - (id) initForContentSize:(CGSize)size;
 - (id) view;
 - (id) navigationTitle;


@@ -165,7 +257,7 @@ static NSString *_plist;
 
 @synthesize themes = _themes;
 
 
 @synthesize themes = _themes;
 

-+ (void) load {
++ (void) initialize {

     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
     checkImage = [_UIImageWithName(@"UIPreferencesBlueCheck.png") retain];
     uncheckedImage = [[UIImage imageWithContentsOfFile:@"/System/Library/PreferenceBundles/WinterBoardSettings.bundle/SearchResultsCheckmarkClear.png"] retain];
     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
     checkImage = [_UIImageWithName(@"UIPreferencesBlueCheck.png") retain];
     uncheckedImage = [[UIImage imageWithContentsOfFile:@"/System/Library/PreferenceBundles/WinterBoardSettings.bundle/SearchResultsCheckmarkClear.png"] retain];


@@ -189,16 +281,8 @@ static NSString *_plist;
         }
 
         NSMutableArray *themesOnDisk([NSMutableArray array]);
         }
 
         NSMutableArray *themesOnDisk([NSMutableArray array]);

-
-        [themesOnDisk
-            addObjectsFromArray:[[NSFileManager defaultManager]
-            contentsOfDirectoryAtPath:@"/Library/Themes" error:NULL]
-        ];
-
-        [themesOnDisk addObjectsFromArray:[[NSFileManager defaultManager]
-            contentsOfDirectoryAtPath:[NSString stringWithFormat:@"%@/Library/SummerBoard/Themes", NSHomeDirectory()]
-            error:NULL
-        ]];
+        AddThemes(themesOnDisk, @"/Library/Themes");
+        AddThemes(themesOnDisk, [NSString stringWithFormat:@"%@/Library/SummerBoard/Themes", NSHomeDirectory()]);

 
         for (int i = 0, count = [themesOnDisk count]; i < count; i++) {
             NSString *theme = [themesOnDisk objectAtIndex:i];
 
         for (int i = 0, count = [themesOnDisk count]; i < count; i++) {
             NSString *theme = [themesOnDisk objectAtIndex:i];


@@ -232,7 +316,8 @@ static NSString *_plist;
             nil] atIndex:0];
         }
 
             nil] atIndex:0];
         }
 

-        _tableView = [[UITableView alloc] initWithFrame:CGRectMake(0, 0, 320, 480-64) style:UITableViewStyleGrouped];
+        _tableView = [[UITableView alloc] initWithFrame:CGRectMake(0, 0, 320, 480-64) style:UITableViewStylePlain];
+        [_tableView setRowHeight:48];

         [_tableView setDataSource:self];
         [_tableView setDelegate:self];
         [_tableView setEditing:YES];
         [_tableView setDataSource:self];
         [_tableView setDelegate:self];
         [_tableView setEditing:YES];


@@ -275,18 +360,14 @@ static NSString *_plist;
 }
 
 - (id) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
 }
 
 - (id) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {

-    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"ThemeCell"];
+    WBSThemesTableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"ThemeCell"];

     if (!cell) {
     if (!cell) {

-        cell = [[[UITableViewCell alloc] initWithFrame:CGRectMake(0, 0, 100, 100) reuseIdentifier:@"ThemeCell"] autorelease];
+        cell = [[[WBSThemesTableViewCell alloc] initWithFrame:CGRectMake(0, 0, 100, 100) reuseIdentifier:@"ThemeCell"] autorelease];

         //[cell setTableViewStyle:UITableViewCellStyleDefault];
     }
 
     NSDictionary *theme([_themes objectAtIndex:indexPath.row]);
         //[cell setTableViewStyle:UITableViewCellStyleDefault];
     }
 
     NSDictionary *theme([_themes objectAtIndex:indexPath.row]);

-    cell.text = [theme objectForKey:@"Name"];
-    cell.hidesAccessoryWhenEditing = NO;
-    NSNumber *active([theme objectForKey:@"Active"]);
-    BOOL inactive(active == nil || ![active boolValue]);
-    [cell setImage:(inactive ? uncheckedImage : checkImage)];
+    [cell setTheme:theme];

     return cell;
 }
 
     return cell;
 }
 


@@ -366,23 +447,26 @@ static NSString *_plist;
     return plistValue;
 }
 
     return plistValue;
 }
 

+- (void) restartSpringBoard {
+    RestartSpringBoard();
+}
+

 - (void) __optimizeThemes {
     system("/usr/libexec/winterboard/Optimize");
 }
 
 - (void) optimizeThemes {
 - (void) __optimizeThemes {
     system("/usr/libexec/winterboard/Optimize");
 }
 
 - (void) optimizeThemes {

-    UIActionSheet *sheet([[[UIActionSheet alloc]
+    UIAlertView *alert([[[UIAlertView alloc]

         initWithTitle:@"Optimize Themes"
         initWithTitle:@"Optimize Themes"

-        buttons:[NSArray arrayWithObjects:@"Optimize", @"Cancel", nil]
-        defaultButtonIndex:1
+        message:@"Please note that this setting /replaces/ the PNG files that came with the theme. PNG files that have been iPhone-optimized cannot be viewed on a normal computer unless they are first deoptimized. You can use Cydia to reinstall themes that have been optimized in order to revert to the original PNG files."

         delegate:self
         delegate:self

-        context:@"optimize"
+        cancelButtonTitle:@"Cancel"
+        otherButtonTitles:@"Optimize", nil

     ] autorelease]);
 
     ] autorelease]);
 

-    [sheet setBodyText:@"Please note that this setting /replaces/ the PNG files that came with the theme. PNG files that have been iPhone-optimized cannot be viewed on a normal computer unless they are first deoptimized. You can use Cydia to reinstall themes that have been optimized in order to revert to the original PNG files."];
-    [sheet setNumberOfRows:1];
-    [sheet setDestructiveButtonIndex:0];
-    [sheet popupAlertAnimated:YES];
+    [alert setContext:@"optimize"];
+    [alert setNumberOfRows:1];
+    [alert show];

 }
 
 - (void) _optimizeThemes {
 }
 
 - (void) _optimizeThemes {


@@ -404,20 +488,18 @@ static NSString *_plist;
     [self settingsChanged];
 }
 
     [self settingsChanged];
 }
 

-- (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
-    NSString *context([sheet context]);
+- (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
+    NSString *context([alert context]);

 
     if ([context isEqualToString:@"optimize"]) {
 
     if ([context isEqualToString:@"optimize"]) {

-        switch (button) {
-            case 1:
-                [self performSelector:@selector(_optimizeThemes) withObject:nil afterDelay:0];
-            break;
+        if (button == [alert firstOtherButtonIndex]) {
+            [self performSelector:@selector(_optimizeThemes) withObject:nil afterDelay:0];

         }
 
         }
 

-        [sheet dismiss];
-    } else
-        [super alertSheet:sheet buttonClicked:button];
-
+        [alert dismissWithClickedButtonIndex:-1 animated:YES];
+    }
+    /*else if ([super respondsToSelector:@selector(alertView:clickedButtonAtIndex:)])
+        [super alertView:alert clickedButtonAtIndex:button];*/

 }
 
 @end
 }
 
 @end


@@ -441,19 +523,27 @@ static NSString *_plist;
 
 @implementation WBSettingsController
 
 
 @implementation WBSettingsController
 

-+ (void) load {
-    void *libhide(dlopen("/usr/lib/hide.dylib", RTLD_LAZY));
-    IsIconHiddenDisplayId = reinterpret_cast<BOOL (*)(NSString *)>(dlsym(libhide, "IsIconHiddenDisplayId"));
-    HideIconViaDisplayId = reinterpret_cast<BOOL (*)(NSString *)>(dlsym(libhide, "HideIconViaDisplayId"));
-    UnHideIconViaDisplayId = reinterpret_cast<BOOL (*)(NSString *)>(dlsym(libhide, "UnHideIconViaDisplayId"));
+- (void) _wb$loadSettings {
+    _plist = [[NSString stringWithFormat:@"%@/Library/Preferences/com.saurik.WinterBoard.plist", NSHomeDirectory()] retain];
+    _settings = [NSMutableDictionary dictionaryWithContentsOfFile:_plist];
+
+    bool set;
+    if (_settings != nil)
+        set = true;
+    else {
+        set = false;
+        _settings = [NSMutableDictionary dictionary];
+    }
+
+    _settings = [_settings retain];
+
+    if ([_settings objectForKey:@"SummerBoard"] == nil)
+        [_settings setObject:[NSNumber numberWithBool:set] forKey:@"SummerBoard"];

 }
 
 - (id) initForContentSize:(CGSize)size {
     if ((self = [super initForContentSize:size]) != nil) {
 }
 
 - (id) initForContentSize:(CGSize)size {
     if ((self = [super initForContentSize:size]) != nil) {

-        _plist = [[NSString stringWithFormat:@"%@/Library/Preferences/com.saurik.WinterBoard.plist", NSHomeDirectory()] retain];
-        _settings = [([NSMutableDictionary dictionaryWithContentsOfFile:_plist] ?: [NSMutableDictionary dictionary]) retain];
-
-        [_settings setObject:[NSNumber numberWithBool:IsIconHiddenDisplayId(WinterBoardDisplayID)] forKey:@"IconHidden"];
+        [self _wb$loadSettings];

     } return self;
 }
 
     } return self;
 }
 


@@ -473,37 +563,15 @@ static NSString *_plist;
     if (![data writeToFile:_plist options:NSAtomicWrite error:NULL])
         return;
 
     if (![data writeToFile:_plist options:NSAtomicWrite error:NULL])
         return;
 

-    ([[_settings objectForKey:@"IconHidden"] boolValue] ? HideIconViaDisplayId : UnHideIconViaDisplayId)(WinterBoardDisplayID);
-
-    unlink("/User/Library/Caches/com.apple.springboard-imagecache-icons");
-    unlink("/User/Library/Caches/com.apple.springboard-imagecache-icons.plist");
-    unlink("/User/Library/Caches/com.apple.springboard-imagecache-smallicons");
-    unlink("/User/Library/Caches/com.apple.springboard-imagecache-smallicons.plist");
-
-    unlink("/User/Library/Caches/com.apple.SpringBoard.folderSwitcherLinen");
-    unlink("/User/Library/Caches/com.apple.SpringBoard.notificationCenterLinen");
-
-    unlink("/User/Library/Caches/com.apple.SpringBoard.folderSwitcherLinen.0");
-    unlink("/User/Library/Caches/com.apple.SpringBoard.folderSwitcherLinen.1");
-    unlink("/User/Library/Caches/com.apple.SpringBoard.folderSwitcherLinen.2");
-    unlink("/User/Library/Caches/com.apple.SpringBoard.folderSwitcherLinen.3");
-
-    system("rm -rf /User/Library/Caches/SpringBoardIconCache");
-    system("rm -rf /User/Library/Caches/SpringBoardIconCache-small");
-    system("rm -rf /User/Library/Caches/com.apple.IconsCache");
-    system("rm -rf /User/Library/Caches/com.apple.newsstand");
-    system("rm -rf /User/Library/Caches/com.apple.springboard.sharedimagecache");
-
-    system("killall lsd SpringBoard");
+    RestartSpringBoard();

 }
 
 - (void) cancelChanges {
     [_settings release];
     [_plist release];
 }
 
 - (void) cancelChanges {
     [_settings release];
     [_plist release];

-    _plist = [[NSString stringWithFormat:@"%@/Library/Preferences/com.saurik.WinterBoard.plist", NSHomeDirectory()] retain];
-    _settings = [([NSMutableDictionary dictionaryWithContentsOfFile:_plist] ?: [NSMutableDictionary dictionary]) retain];

 
 

-    [_settings setObject:[NSNumber numberWithBool:IsIconHiddenDisplayId(WinterBoardDisplayID)] forKey:@"IconHidden"];
+    [self _wb$loadSettings];
+

     [self reloadSpecifiers];
     if (![[PSViewController class] instancesRespondToSelector:@selector(showLeftButton:withStyle:rightButton:withStyle:)]) {
         [[self navigationItem] setLeftBarButtonItem:nil];
     [self reloadSpecifiers];
     if (![[PSViewController class] instancesRespondToSelector:@selector(showLeftButton:withStyle:rightButton:withStyle:)]) {
         [[self navigationItem] setLeftBarButtonItem:nil];


@@ -552,8 +620,28 @@ static NSString *_plist;
 }
 
 - (id) specifiers {
 }
 
 - (id) specifiers {

-    if (!_specifiers)
-        _specifiers = [[self loadSpecifiersFromPlistName:@"WinterBoard" target:self] retain];
+    if (!_specifiers) {
+        NSMutableArray *specifiers([NSMutableArray array]);
+        for (PSSpecifier *specifier in [self loadSpecifiersFromPlistName:@"WinterBoard" target:self]) {
+            if (NSArray *version = [specifier propertyForKey:@"wb$filter"]) {
+                size_t count([version count]);
+                if (count == 0 || count > 2)
+                    continue;
+
+                double lower([[version objectAtIndex:0] doubleValue]);
+                if (kCFCoreFoundationVersionNumber < lower)
+                    continue;
+
+                if (count != 1) {
+                    double upper([[version objectAtIndex:1] doubleValue]);
+                    if (upper <= kCFCoreFoundationVersionNumber)
+                        continue;
+                }
+            }
+            [specifiers addObject:specifier];
+        }
+        _specifiers = [specifiers retain];
+    }

     return _specifiers;
 }
 
     return _specifiers;
 }