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//
// GTMNSString+URLArguments.m
//
// Copyright 2006-2008 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy
// of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.
//
#import "GTMNSString+URLArguments.h"
#import "GTMGarbageCollection.h"
@implementation NSString (GTMNSStringURLArgumentsAdditions)
- (NSString*)gtm_stringByEscapingForURLArgument {
// Encode all the reserved characters, per RFC 3986
// (<http://www.ietf.org/rfc/rfc3986.txt>)
CFStringRef escaped =
CFURLCreateStringByAddingPercentEscapes(kCFAllocatorDefault,
(CFStringRef)self,
NULL,
(CFStringRef)@"!*'();:@&=+$,/?%#[]",
kCFStringEncodingUTF8);
return GTMCFAutorelease(escaped);
}
- (NSString*)gtm_stringByUnescapingFromURLArgument {
NSMutableString *resultString = [NSMutableString stringWithString:self];
[resultString replaceOccurrencesOfString:@"+"
withString:@" "
options:NSLiteralSearch
range:NSMakeRange(0, [resultString length])];
return [resultString stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
}
@end
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