Added new NSDictionary utils.

Delicious Client.xcode/buzz.pbxuser

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Delicious Client.xcode/project.pbxproj

@@ -889,15 +889,17 @@
 			fileEncoding = 4;
 			isa = PBXFileReference;
 			lastKnownFileType = sourcecode.c.h;
-			path = "NSDictionary+SFHFUtils.h";
+			name = "NSDictionary+SFHFUtils.h";
+			path = "Utilities/NSDictionary+SFHFUtils.h";
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-			path = "NSDictionary+SFHFUtils.m";
+			name = "NSDictionary+SFHFUtils.m";
+			path = "Utilities/NSDictionary+SFHFUtils.m";
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Utilities/NSDictionary+SFHFUtils.h

@@ -0,0 +1,16 @@
+//
+//  NSDictionary+SFHFUtils.h
+//  Delicious Client
+//
+//  Created by Laurence Andersen on Thu May 05 2005.
+//  Copyright (c) 2005 __MyCompanyName__. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+
+
+@interface NSDictionary (SFHFUtils)
+
+- (id) initWithObjects: (NSArray *) objects keyName: (NSString *) keyName;
+
+@end

Utilities/NSDictionary+SFHFUtils.m

@@ -0,0 +1,36 @@
+//
+//  NSDictionary+SFHFUtils.m
+//  Delicious Client
+//
+//  Created by Laurence Andersen on Thu May 05 2005.
+//  Copyright (c) 2005 Sci-Fi Hi-Fi. All rights reserved.
+//
+
+#import "NSDictionary+SFHFUtils.h"
+
+
+@implementation NSDictionary (SFHFUtils)
+
+- (id) initWithObjects: (NSArray *) objects keyName: (NSString *) keyName {
+	if (self = [super init]) {
+		NSEnumerator *objectEnumerator = [objects objectEnumerator];
+		id currentKey;
+		id currentValue;
+		NSMutableArray *keys = [[NSMutableArray alloc] init];
+		NSMutableArray *values = [[NSMutableArray alloc] init];
+
+		while ((currentValue = [objectEnumerator nextObject]) != nil) {
+			if ((currentKey = [currentValue valueForKey: keyName]) != nil) {
+				[keys addObject: currentKey];
+				[values addObject: currentValue];
+			}
+		}
+
+		return [self initWithObjects: [values autorelease] forKeys: [keys autorelease]];
+	}
+	else {
+		return nil;
+	}
+}
+
+@end