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55e3c2418c
git-svn-id: https://zxing.googlecode.com/svn/trunk@1727 59b500cc-1b3d-0410-9834-0bbf25fbcc57
87 lines
2.6 KiB
Objective-C
87 lines
2.6 KiB
Objective-C
//
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// URIResultParser.m
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// ZXing
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//
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// Created by Christian Brunschen on 25/06/2008.
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/*
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* Copyright 2008 ZXing authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#import "URLResultParser.h"
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#import "URIParsedResult.h"
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@implementation NSString (ZXingURLExtensions)
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- (bool)looksLikeAURI {
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if ([self rangeOfCharacterFromSet:[NSCharacterSet whitespaceCharacterSet]].location != NSNotFound) {
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return false;
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}
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if ([self rangeOfString:@":"].location == NSNotFound) {
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return false;
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}
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return true;
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}
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- (NSString *)massagedURLString {
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NSRange colonRange = [self rangeOfString:@":"];
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if (colonRange.location == NSNotFound) {
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return [NSString stringWithFormat:@"http://%@", self];
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} else {
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NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
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NSString *part1 = [[self substringToIndex:colonRange.location] lowercaseString];
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NSString *part2 = [self substringFromIndex:colonRange.location];
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NSString *result = [[NSString alloc] initWithFormat:@"%@%@", part1,part2];
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[pool release];
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return [result autorelease];
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}
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}
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@end
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#define PREFIX @"URL:"
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@implementation URLResultParser
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+ (void)load {
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[ResultParser registerResultParserClass:self];
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}
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+ (ParsedResult *)parsedResultForString:(NSString *)s {
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NSAutoreleasePool *myPool = [[NSAutoreleasePool alloc] init];
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ParsedResult *result = nil;
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NSRange prefixRange = [s rangeOfString:PREFIX options:NSCaseInsensitiveSearch];
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if (prefixRange.location == 0) {
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int restStart = /*prefixRange.location + */ prefixRange.length;
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result = [[URIParsedResult alloc] initWithURLString:[[s substringFromIndex:restStart] massagedURLString]];
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// return [[[URIParsedResult alloc] initWithURLString:[[s substringFromIndex:restStart] massagedURLString]]
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// autorelease];
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} else if ([s looksLikeAURI]) {
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NSString *massaged = [s massagedURLString];
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NSURL *url = [[NSURL alloc] initWithString:massaged];
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if (url != nil) {
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result = [[URIParsedResult alloc] initWithURLString:massaged URL:url];
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}
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[url release];
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}
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[myPool release];
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return [result autorelease];
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}
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@end
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