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