CocoaShare/Classes/Dropbox/DropboxSDK/MPOAuth/NSString+URLEscapingAdditions.m
2011-02-01 10:19:26 -06:00

61 lines
1.9 KiB
Objective-C

//
// NSString+URLEscapingAdditions.m
// MPOAuthConnection
//
// Created by Karl Adam on 08.12.07.
// Copyright 2008 matrixPointer. All rights reserved.
//
#import "NSString+URLEscapingAdditions.h"
@implementation NSString (MPURLEscapingAdditions)
- (BOOL)isIPAddress {
BOOL isIPAddress = NO;
NSArray *components = [self componentsSeparatedByString:@"."];
NSCharacterSet *invalidCharacters = [[NSCharacterSet characterSetWithCharactersInString:@"1234567890"] invertedSet];
if ([components count] == 4) {
NSString *part1 = [components objectAtIndex:0];
NSString *part2 = [components objectAtIndex:1];
NSString *part3 = [components objectAtIndex:2];
NSString *part4 = [components objectAtIndex:3];
if ([part1 rangeOfCharacterFromSet:invalidCharacters].location == NSNotFound &&
[part2 rangeOfCharacterFromSet:invalidCharacters].location == NSNotFound &&
[part3 rangeOfCharacterFromSet:invalidCharacters].location == NSNotFound &&
[part4 rangeOfCharacterFromSet:invalidCharacters].location == NSNotFound ) {
if ([part1 intValue] < 255 &&
[part2 intValue] < 255 &&
[part3 intValue] < 255 &&
[part4 intValue] < 255) {
isIPAddress = YES;
}
}
}
return isIPAddress;
}
- (NSString *)stringByAddingURIPercentEscapesUsingEncoding:(NSStringEncoding)inEncoding {
NSString *escapedString = (NSString *)CFURLCreateStringByAddingPercentEscapes(kCFAllocatorDefault,
(CFStringRef)self,
NULL,
(CFStringRef)@":/?=,!$&'()*+;[]@#",
CFStringConvertNSStringEncodingToEncoding(inEncoding));
return [escapedString autorelease];
}
@end
@implementation NSURL (MPURLEscapingAdditions)
- (NSString *)stringByAddingURIPercentEscapesUsingEncoding:(NSStringEncoding)inEncoding {
return [[self absoluteString] stringByAddingURIPercentEscapesUsingEncoding:inEncoding];
}
@end