EGroupware / egroupware

			$envelope = array_change_key_case($envelope,CASE_UPPER);

			//if ($decode) _debug_array($envelope);

			//error_log(__METHOD__.' ('.__LINE__.') '.array2string($envelope));

			if ($decode)

			{

				foreach ($envelope as $key => $rvV)

				{

					//try idn conversion only on 'FROM', 'TO', 'CC', 'BCC', 'SENDER', 'REPLY-TO'

					$envelope[$key]=self::decode_header($rvV,in_array($key,array('FROM', 'TO', 'CC', 'BCC', 'SENDER', 'REPLY-TO')));

				}

			}

			return $envelope;

		} else {

			$retValue['SUBJECT'] = $retValue['SUBJECT'][count($retValue['SUBJECT'])-1];

		}

		//error_log(__METHOD__.' ('.__LINE__.') '.':'.array2string($decode ? self::decode_header($retValue,true):$retValue));

		if ($decode)

		{

			foreach ($retValue as $key => $rvV)

			{

				//try idn conversion only on 'FROM', 'TO', 'CC', 'BCC', 'SENDER', 'REPLY-TO'

				$retValue[$key]=self::decode_header($rvV,in_array($key,array('FROM', 'TO', 'CC', 'BCC', 'SENDER', 'REPLY-TO')));

			}

		}

		return $retValue;

	}