Files
rxing/src/client/result/ISBNResultParser.rs
2022-10-17 10:50:18 -05:00

54 lines
1.7 KiB
Rust

/*
* Copyright 2008 ZXing authors
*
* 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.
*/
// package com.google.zxing.client.result;
// import com.google.zxing.BarcodeFormat;
// import com.google.zxing.RXingResult;
use crate::BarcodeFormat;
use super::{ ResultParser, ISBNParsedRXingResult, ParsedClientResult};
/**
* Parses strings of digits that represent a ISBN.
*
* @author jbreiden@google.com (Jeff Breidenbach)
*/
// pub struct ISBNRXingResultParser {}
// impl RXingResultParser for ISBNRXingResultParser {
/**
* See <a href="http://www.bisg.org/isbn-13/for.dummies.html">ISBN-13 For Dummies</a>
*/
pub fn parse(theRXingResult: &crate::RXingResult) -> Option<super::ParsedClientResult> {
let format = theRXingResult.getBarcodeFormat();
if *format != BarcodeFormat::EAN_13 {
return None;
}
let rawText = ResultParser::getMassagedText(theRXingResult);
let length = rawText.len();
if length != 13 {
return None;
}
if !rawText.starts_with("978") && !rawText.starts_with("979") {
return None;
}
Some(ParsedClientResult::ISBNResult(ISBNParsedRXingResult::new(rawText)))
}
// }