# phpman > perldoc > Mail::Message::Convert ## NAME [Mail::Message::Convert](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert/markdown) - conversions between message types ## INHERITANCE [Mail::Message::Convert](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert/markdown) is a [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown) [Mail::Message::Convert](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert/markdown) is extended by [Mail::Message::Convert::EmailSimple](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert%3A%3AEmailSimple/markdown) [Mail::Message::Convert::Html](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert%3A%3AHtml/markdown) [Mail::Message::Convert::HtmlFormatPS](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert%3A%3AHtmlFormatPS/markdown) [Mail::Message::Convert::HtmlFormatText](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert%3A%3AHtmlFormatText/markdown) [Mail::Message::Convert::MailInternet](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert%3A%3AMailInternet/markdown) [Mail::Message::Convert::MimeEntity](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert%3A%3AMimeEntity/markdown) [Mail::Message::Convert::TextAutoformat](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert%3A%3ATextAutoformat/markdown) ## SYNOPSIS Available methods are very converter-specific. ## DESCRIPTION This class is the base for various message (and message parts) converters. Extends "DESCRIPTION" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown). ### Converters between message objects Internally, the [Mail::Message::coerce](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3Acoerce/markdown)() is called when foreign objects are used where message objects are expected. That method will automatically create the converting objects, and re-use them. * [Mail::Message::Convert::MailInternet](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert%3A%3AMailInternet/markdown) Converts the simple [Mail::Internet](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AInternet/markdown) messages into [Mail::Message](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage/markdown) objects. * [Mail::Message::Convert::MimeEntity](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert%3A%3AMimeEntity/markdown) Converts the more complicated [MIME::Entity](https://www.chedong.com/phpMan.php/perldoc/MIME%3A%3AEntity/markdown) messages into [Mail::Message](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage/markdown) objects. * [Mail::Message::Convert::EmailSimple](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert%3A%3AEmailSimple/markdown) Converts [Email::Simple](https://www.chedong.com/phpMan.php/perldoc/Email%3A%3ASimple/markdown) messages into [Mail::Message](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage/markdown) objects. ### Other converters * [Mail::Message::Convert::Html](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert%3A%3AHtml/markdown) Plays tricks with HTML/XMHTML without help of external modules. * [Mail::Message::Convert::HtmlFormatText](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert%3A%3AHtmlFormatText/markdown) Converts HTML body objects to plain text objects using the [HTML::FormatText](https://www.chedong.com/phpMan.php/perldoc/HTML%3A%3AFormatText/markdown) module. * [Mail::Message::Convert::HtmlFormatPS](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert%3A%3AHtmlFormatPS/markdown) Converts HTML body objects to Postscript objects using the [HTML::FormatPS](https://www.chedong.com/phpMan.php/perldoc/HTML%3A%3AFormatPS/markdown) module. * [Mail::Message::Convert::TextAutoformat](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert%3A%3ATextAutoformat/markdown) Converts a text message into text using [Text::Autoformat](https://www.chedong.com/phpMan.php/perldoc/Text%3A%3AAutoformat/markdown). ## METHODS Extends "METHODS" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown). ### Constructors Extends "Constructors" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown). [Mail::Message::Convert](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert/markdown)->new(%options) -Option--Defined in --Default fields log [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown) 'WARNINGS' trace [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown) 'WARNINGS' fields => NAMES|ARRAY-OF-NAMES|REGEXS Select the fields of a header which are to be handled. Other fields will not be used. The value of this option is passed to [Mail::Message::Head::Complete::grepNames](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AHead%3A%3AComplete%3A%3AgrepNames/markdown)() whenever converters feel a need for header line selection. By default, the "To", "From", "Cc", "Bcc", "Date", "Subject", and their "Resent-" counterparts will be selected. Specify an empty list to get all fields. log => LEVEL trace => LEVEL ### Converting $obj->selectedFields($head) Returns a list of fields to be included in the format. The list is an ordered selection of the fields in the actual header, and filtered through the information as specified with new(fields). ### Error handling Extends "Error handling" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown). $obj->AUTOLOAD() Inherited, see "Error handling" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown) $obj->addReport($object) Inherited, see "Error handling" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown) $obj->defaultTrace( [$level]|[$loglevel, $tracelevel]|[$level, $callback] ) [Mail::Message::Convert](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert/markdown)->defaultTrace( [$level]|[$loglevel, $tracelevel]|[$level, $callback] ) Inherited, see "Error handling" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown) $obj->errors() Inherited, see "Error handling" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown) $obj->log( [$level, [$strings]] ) [Mail::Message::Convert](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert/markdown)->log( [$level, [$strings]] ) Inherited, see "Error handling" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown) $obj->logPriority($level) [Mail::Message::Convert](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AMessage%3A%3AConvert/markdown)->logPriority($level) Inherited, see "Error handling" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown) $obj->logSettings() Inherited, see "Error handling" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown) $obj->notImplemented() Inherited, see "Error handling" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown) $obj->report( [$level] ) Inherited, see "Error handling" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown) $obj->reportAll( [$level] ) Inherited, see "Error handling" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown) $obj->trace( [$level] ) Inherited, see "Error handling" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown) $obj->warnings() Inherited, see "Error handling" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown) ### Cleanup Extends "Cleanup" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown). $obj->DESTROY() Inherited, see "Cleanup" in [Mail::Reporter](https://www.chedong.com/phpMan.php/perldoc/Mail%3A%3AReporter/markdown) ## DIAGNOSTICS Error: Package $package does not implement $method. Fatal error: the specific package (or one of its superclasses) does not implement this method where it should. This message means that some other related classes do implement this method however the class at hand does not. Probably you should investigate this and probably inform the author of the package. ## SEE ALSO This module is part of Mail-Message distribution version 3.012, built on February 11, 2022. Website: ## LICENSE Copyrights 2001-2022 by [Mark Overmeer <>]. For other contributors see ChangeLog. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself. See