wordEncoder Class Reference

Public Types
enum	Encoding { ENCODING_AUTO, ENCODING_QP, ENCODING_B64 }

Public Member Functions
	wordEncoder (const string &buffer, const charset &charset, const Encoding encoding=ENCODING_AUTO)
const string	getNextChunk (const size_t maxLength)
Encoding	getEncoding () const

Static Public Member Functions
static bool	isEncodingNeeded (const generationContext &ctx, const string &buffer, const charset &charset, const string &lang)
static Encoding	guessBestEncoding (const string &buffer, const charset &charset)

Detailed Description

Encodes words following RFC-2047.

Member Enumeration Documentation

enum Encoding

Available encodings for RFC-2047.

Enumerator
ENCODING_AUTO
ENCODING_QP
ENCODING_B64

Constructor & Destructor Documentation

wordEncoder	(	const string &	buffer,
		const charset &	charset,
		const Encoding	encoding = ENCODING_AUTO
	)

References charset::convert(), wordEncoder::ENCODING_AUTO, wordEncoder::ENCODING_B64, wordEncoder::guessBestEncoding(), and vmime::charsets::UTF_8.

Member Function Documentation

wordEncoder::Encoding getEncoding

(

)

const

Return the encoding used.

Returns

encoding

const string getNextChunk

(

const size_t

maxLength

)

Return the next chunk in the word.

Parameters

maxLength

maximal length of the chunk

Returns

next chunk, of maximal length 'maxLength' if possible

References charsetConverter::create(), wordEncoder::ENCODING_B64, vmime::lineLengthLimits::max, qpEncoder::RFC2047_getEncodedLength(), and vmime::charsets::UTF_8.

wordEncoder::Encoding guessBestEncoding ( const string &  buffer, const charset &  charset  )

static

Guess the best RFC-2047 encoding to use for the specified buffer.

Parameters

buffer	buffer to analyze
charset	charset of the buffer

Returns

RFC-2047 encoding

References stringUtils::countASCIIchars(), charset::getRecommendedEncoding(), and vmime::encodingTypes::QUOTED_PRINTABLE.

Referenced by wordEncoder::wordEncoder().

bool isEncodingNeeded ( const generationContext &  ctx, const string &  buffer, const charset &  charset, const string &  lang  )

static

Test whether RFC-2047 encoding is needed.

Parameters

ctx	generation context
buffer	buffer to analyze
charset	charset of the buffer
lang	language code, in the format specified by RFC-1766

Returns

true if encoding is needed, false otherwise.

References stringUtils::findFirstNonASCIIchar(), context::getInternationalizedEmailSupport(), charset::getRecommendedEncoding(), and vmime::npos.

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The documentation for this class was generated from the following files:

• wordEncoder.hpp
• wordEncoder.cpp