//
//  SharingNameFormatter.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,
// 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
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#import "SharingNameFormatter.h"

@implementation SharingNameFormatter

- (NSString *)stringForObjectValue:(id)anObject {
	if (anObject != nil)
		return [NSString stringWithString:anObject];
	return nil;
}

- (BOOL)getObjectValue:(id *)anObject forString:(NSString *)string errorDescription:(NSString **)error {
	*anObject = [NSString stringWithString:string];
	return YES;
}

- (BOOL)isPartialStringValid:(NSString *)partialString newEditingString:(NSString **)newString errorDescription:(NSString **)error {
	if ([partialString length] == 0) {
        *newString = nil;
        return NO;
    }
    
	unichar aChar;
	for (int i = 0; i < [partialString length]; i++) {
		aChar = [partialString characterAtIndex:i];
		if ((aChar == ' ') || (aChar == '=') || (aChar == ',') || (aChar == ';')) {
			*newString = nil;
			return NO;
		}
	}
    
    return YES;
}

@end