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d4efd44fb0
git-svn-id: https://zxing.googlecode.com/svn/trunk@1202 59b500cc-1b3d-0410-9834-0bbf25fbcc57
101 lines
3.1 KiB
C#
Executable file
101 lines
3.1 KiB
C#
Executable file
/*
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* Copyright 2007 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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using System;
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using Result = com.google.zxing.Result;
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namespace com.google.zxing.client.result
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{
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/// <summary> Implements the "MATMSG" email message entry format.
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///
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/// Supported keys: TO, SUB, BODY
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///
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/// </summary>
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/// <author> Sean Owen
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/// </author>
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/// <author>www.Redivivus.in (suraj.supekar@redivivus.in) - Ported from ZXING Java Source
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/// </author>
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sealed class EmailDoCoMoResultParser:AbstractDoCoMoResultParser
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{
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//UPGRADE_NOTE: Final was removed from the declaration of 'ATEXT_SYMBOLS'. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1003'"
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private static readonly char[] ATEXT_SYMBOLS = new char[]{'@', '.', '!', '#', '$', '%', '&', '\'', '*', '+', '-', '/', '=', '?', '^', '_', '`', '{', '|', '}', '~'};
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public static EmailAddressParsedResult parse(Result result)
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{
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System.String rawText = result.Text;
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if (rawText == null || !rawText.StartsWith("MATMSG:"))
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{
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return null;
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}
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System.String[] rawTo = matchDoCoMoPrefixedField("TO:", rawText, true);
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if (rawTo == null)
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{
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return null;
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}
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System.String to = rawTo[0];
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if (!isBasicallyValidEmailAddress(to))
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{
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return null;
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}
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System.String subject = matchSingleDoCoMoPrefixedField("SUB:", rawText, false);
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System.String body = matchSingleDoCoMoPrefixedField("BODY:", rawText, false);
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return new EmailAddressParsedResult(to, subject, body, "mailto:" + to);
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}
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/// <summary> This implements only the most basic checking for an email address's validity -- that it contains
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/// an '@' contains no characters disallowed by RFC 2822. This is an overly lenient definition of
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/// validity. We want to generally be lenient here since this class is only intended to encapsulate what's
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/// in a barcode, not "judge" it.
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/// </summary>
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internal static bool isBasicallyValidEmailAddress(System.String email)
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{
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if (email == null)
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{
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return false;
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}
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bool atFound = false;
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for (int i = 0; i < email.Length; i++)
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{
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char c = email[i];
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if ((c < 'a' || c > 'z') && (c < 'A' || c > 'Z') && (c < '0' || c > '9') && !isAtextSymbol(c))
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{
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return false;
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}
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if (c == '@')
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{
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if (atFound)
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{
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return false;
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}
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atFound = true;
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}
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}
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return atFound;
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}
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private static bool isAtextSymbol(char c)
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{
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for (int i = 0; i < ATEXT_SYMBOLS.Length; i++)
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{
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if (c == ATEXT_SYMBOLS[i])
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{
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return true;
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}
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}
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return false;
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}
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}
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} |