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c9d8400936
git-svn-id: https://zxing.googlecode.com/svn/trunk@1872 59b500cc-1b3d-0410-9834-0bbf25fbcc57
58 lines
1.6 KiB
Objective-C
58 lines
1.6 KiB
Objective-C
//
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// ISBNResultParser.m
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// ZXing
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//
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// Ported to Objective-C by George Nachman on 7/29/2011
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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 "ISBNResultParser.h"
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#import "ISBNParsedResult.h"
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#import "ArrayAndStringCategories.h"
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@implementation ISBNResultParser
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+ (void)load {
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[ResultParser registerResultParserClass:self];
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}
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// Parses strings of digits that represent an ISBN
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// ISBN-13 For Dummies
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// http://www.bisg.org/isbn-13/for.dummies.html
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// Originally by jbreiden@google.com (Jeff Breidenbach)
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+ (ParsedResult *)parsedResultForString:(NSString *)rawText
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format:(BarcodeFormat)format {
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if (format != BarcodeFormat_EAN_13) {
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return nil;
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}
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if (rawText == nil) {
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return nil;
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}
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if ([rawText length] != 13) {
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return nil;
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}
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if (![rawText hasPrefix:@"978"] &&
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![rawText hasPrefix:@"979"]) {
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return nil;
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}
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ISBNParsedResult *result = [[[ISBNParsedResult alloc] init] autorelease];
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result.value = rawText;
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return result;
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}
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@end
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