public void DecodeStringTest1()
{
string quoted = $"1=0D=0AFirmenstra=C3=9Fe=0D=0AOrt Firma, Bundesland Firma PLZFirma=0D=0ALand={Environment.NewLine} Firma";
string?s = QuotedPrintableConverter.Decode(quoted);
Assert.IsNotNull(s);
StringAssert.Contains(s, "Firmenstraße");
StringAssert.EndsWith(s, " Firma");
}
/// <summary>
/// Dekodiert Quoted-Printable kodierten Text, der sich in <see cref="Value"/> befindet, wenn
/// <see cref="VCards.Models.PropertyParts.ParameterSection.Encoding"/>
/// gleich <see cref="VCdEncoding.QuotedPrintable"/> ist.
/// </summary>
internal void DecodeQuotedPrintable()
{
if (this.Parameters.Encoding == VCdEncoding.QuotedPrintable && !_quotedPrintableDecoded)
{
this.Value = QuotedPrintableConverter.Decode(this.Value, // null-Prüfung nicht erforderlich
TextEncodingConverter.GetEncoding(this.Parameters.Charset)); // null-Prüfung nicht erforderlich
_quotedPrintableDecoded = true; // Encoding nicht 2x durchführen
}
}
public void QuotedPrintableConverter_Decode()
{
var qc = new QuotedPrintableConverter(2000, QuotedPrintableConvertMode.Default);
qc.InsertNewline = true;
var text = "=1B$B5@1`@:<K$N>b$N@<=1B(B=0D=0A=1B$B=3Dt9TL5>o$N6A$-$\"$j=1B(B=0D=0A=1B$B:=" + Environment.NewLine
+ ";MeAP<y$N2V$N?'=1B(B=0D=0A=1B$B@9<TI,?j$NM}$r$\"$i$o$9=1B(B=0D=0A";
var bb = qc.Decode(Encoding.UTF8.GetBytes(text));
var decodedText = Encoding.GetEncoding("Iso-2022-JP").GetString(bb);
Assert.AreEqual(BodyText, decodedText);
}
public void QuotedPrintableConverter_Decode_1()
{
Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);
var qc = new QuotedPrintableConverter(2000, QuotedPrintableConvertMode.Default);
qc.InsertNewline = true;
var text = "https://join.slack.com/t/team/invite/MjM1ODAzMTM3MDc2LTE1MDQ0OTk3NDItODMzYmU4MWEwOQ?x=x-39652798756-2358031371";
var bb = qc.Decode(Encoding.UTF8.GetBytes(text));
var decodedText = Encoding.GetEncoding("iso-2022-JP").GetString(bb);
Assert.AreEqual("https://join.slack.com/t/team/invite/MjM1ODAzMTM3MDc2LTE1MDQ0OTk3NDItODMzYmU4MWEwOQ?x=x-39652798756-2358031371", decodedText);
}
public void QuotedPrintableConverter_Encode_InsertNewline()
{
Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);
var qc = new QuotedPrintableConverter(2000, QuotedPrintableConvertMode.Default);
qc.InsertNewline = true;
var bb = qc.Encode(Encoding.GetEncoding("Iso-2022-JP").GetBytes(BodyText));
var encodedText = Encoding.UTF8.GetString(bb);
Assert.AreEqual("=1B$B5@1`@:<K$N>b$N@<=1B(B=0D=0A=1B$B=3Dt9TL5>o$N6A$-$\"$j=1B(B=0D=0A=1B$B:=" + Environment.NewLine
+ ";MeAP<y$N2V$N?'=1B(B=0D=0A=1B$B@9<TI,?j$NM}$r$\"$i$o$9=1B(B=0D=0A", encodedText);
}
public MimeWriter(Stream stream)
{
_Stream = stream;
_Base64HeaderConverter = new Base64Converter(200);
_Base64HeaderConverter.InsertNewline = false;
_Base64BodyConverter = new Base64Converter(12000);
_Base64BodyConverter.InsertNewline = true;
_QuotedPrintableHeaderConverter = new QuotedPrintableConverter(200, QuotedPrintableConvertMode.Header);
_QuotedPrintableHeaderConverter.InsertNewline = false;
_QuotedPrintableBodyConverter = new QuotedPrintableConverter(2000, QuotedPrintableConvertMode.Default);
this.HeaderEncoding = Default.HeaderEncoding;
this.HeaderRfc2047Encoding = Default.HeaderRfc2047Encoding;
this.FileNameEncoding = Default.FileNameEncoding;
this.MimeHeaderParameterEncoding = Default.MimeHeaderParameterEncoding;
if (_Initialize != null)
{
_Initialize(this);
}
}
/// <summary>
/// Get decoded BodyData by ContentTransferEncoding
/// </summary>
/// <returns></returns>
public Byte[] GetDecodedData()
{
Byte[] bb = this.BodyData;
if (bb == null)
{
throw new InvalidOperationException("BodyData is not loaded.Please ensure to set MimeParser.Filter.LoadContentBodyData = true when you download mail.");
}
if (this.ContentTransferEncoding == TransferEncoding.Base64)
{
var cv = new Base64Converter(9000);
bb = cv.Decode(bb);
}
else if (this.ContentTransferEncoding == TransferEncoding.QuotedPrintable)
{
var cv = new QuotedPrintableConverter(9000, QuotedPrintableConvertMode.Default);
bb = cv.Decode(bb);
}
return(bb);
}
public void Decode()
{
string quoted = $"1=0D=0AFirmenstra=C3=9Fe=0D=0AOrt Firma, Bundesland Firma PLZFirma=0D=0ALand={Environment.NewLine} Firma";
_ = QuotedPrintableConverter.Decode(quoted);
}
private void Write(Stream stream, SmtpContent content)
{
var ct = content;
ThrowExceptionIfValueIsNull(this.HeaderEncoding, "You must set HeaderEncoding property of SmtpContent object.");
ThrowExceptionIfValueIsNull(ct.ContentDisposition, "You must set ContentDisposition property of SmtpContent object.");
ThrowExceptionIfValueIsNull(ct.ContentType, "You must set ContentType property of SmtpContent object.");
ThrowExceptionIfValueIsNull(ct.ContentType.CharsetEncoding, "You must set CharsetEncoding property of ContentType property of SmtpContent object.");
foreach (var header in ct.Headers)
{
this.WriteHeader(stream, header.Key, header.Value);
}
if (ct.ContentType.IsMultipart == true && String.IsNullOrEmpty(ct.ContentType.Boundary) == true)
{
ct.ContentType.Boundary = MimeWriter.GenerateBoundary();
}
this.WriteEncodedHeader(stream, ct.ContentType);
this.WriteEncodedHeader(stream, ct.ContentDisposition);
stream.Write(ByteData.NewLine);
if (ct.ContentType.IsMultipart == true)
{
var boundary = ct.ContentType.CharsetEncoding.GetBytes("--" + ct.ContentType.Boundary + "\r\n");
for (int i = 0; i < ct.Contents.Count; i++)
{
stream.Write(boundary);
Write(stream, ct.Contents[i]);
}
stream.Write(ct.ContentType.CharsetEncoding.GetBytes("--" + ct.ContentType.Boundary + "--\r\n"));
}
else
{
if (ct.ContentType.IsText == true && String.IsNullOrEmpty(ct.BodyText) == false)
{
this.WriteEncodedBodyText(stream, ct.BodyText, ct.ContentTransferEncoding, ct.ContentType.CharsetEncoding, 74);
}
else if (ct.BodyData != null)
{
Byte[] bb = null;
switch (ct.ContentTransferEncoding)
{
case TransferEncoding.Base64:
{
var converter = new Base64Converter(ct.BodyData.Length);
bb = converter.Encode(ct.BodyData);
}
break;
case TransferEncoding.QuotedPrintable:
{
var converter = new QuotedPrintableConverter(ct.BodyData.Length, QuotedPrintableConvertMode.Default);
bb = converter.Encode(ct.BodyData);
}
break;
case TransferEncoding.None:
case TransferEncoding.SevenBit:
case TransferEncoding.EightBit:
case TransferEncoding.Binary:
default: throw new InvalidOperationException();
}
stream.Write(bb, 0, bb.Length);
stream.Write(ByteData.NewLine);
}
}
}
public void EncodeStringTest1(string?quoted) => Assert.AreEqual(string.Empty, QuotedPrintableConverter.Encode(quoted, 0));
public void DecodeDataTest1(string?quoted)
{
byte[] data = QuotedPrintableConverter.DecodeData(quoted);
Assert.IsNotNull(data);
Assert.AreEqual(0, data.Length);
}
public void DecodeStringTest2(string?quoted) => Assert.IsNull(QuotedPrintableConverter.Decode(quoted));
