Synnefo » Pithos MacOS Client

//

//  UsingSizeTransformer.m

//  pithos-macos

//

// Copyright 2011 GRNET S.A. All rights reserved.

//

// Redistribution and use in source and binary forms, with or

// without modification, are permitted provided that the following

// conditions are met:

// 

//   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.

// 

// THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``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 GRNET S.A OR

// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

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#import "UsingSizeTransformer.h"

#import "ASIPithosAccount.h"

#import "BytesSizeTransformer.h"

@implementation UsingSizeTransformer

+ (Class)transformedValueClass {

	return [NSString class];

}

+ (BOOL)allowsReverseTransformation {

	return NO;

}

- (id)transformedValue:(id)value {

    if (value == nil)

		return @"Using -";

    ASIPithosAccount *account = (ASIPithosAccount *)value;

    long long policyQuota = (account.policy ? [[account.policy objectForKey:@"quota"] longLongValue] : 0);

    BytesSizeTransformer *bytesSizeTransformer = [[BytesSizeTransformer alloc] init];

    if (policyQuota > 0)

        return [NSString stringWithFormat:@"Using %@ of %@", 

                [bytesSizeTransformer transformedValue:[NSNumber numberWithUnsignedInteger:account.bytesUsed]], 

                [bytesSizeTransformer transformedValue:[NSNumber numberWithLongLong:policyQuota]]];

    else

        return [NSString stringWithFormat:@"Using %@", 

                [bytesSizeTransformer transformedValue:[NSNumber numberWithUnsignedInteger:account.bytesUsed]]];        

}

+ (void)initialize {

    [[self class] setValueTransformer:[self new] forName:@"UsingSizeTransformer"];

}

@end