protected function prepareMessageBody()
    {
        $attachments = $this->getSectionAttachments();
        if ($attachments) {
            $this->appendHeaderFields($this->contentInfoArray('multipart/mixed'));
            if (!empty($this->_text_plain) && !empty($this->_text_html)) {
                $this->_body = $this->boundaryDelimiterLine('multipart/mixed')
                            . $this->contentInfoString('multipart/alternative')
                            . $this->getSectionMultipartAlternative()
                            . $attachments
                ;
            } elseif (!empty($this->_text_plain)) {
                $this->_body = $this->boundaryDelimiterLine('multipart/mixed')
                            . $this->contentInfoString('text/plain')
                            . $this->getSectionTextPlain()
                            . $attachments
                ;
            } elseif (!empty($this->_text_html)) {
                $this->_body = $this->boundaryDelimiterLine('multipart/mixed')
                            . $this->contentInfoString('text/html')
                            . $this->getSectionTextHtml()
                            . $attachments
                ;
            } else {
                $this->_body = $attachments;
            }
            $this->_body .= $this->finalBoundaryDelimiterLine('multipart/mixed');
        } elseif (!empty($this->_text_plain) && !empty($this->_text_html)) {
            $this->appendHeaderFields($this->contentInfoArray('multipart/alternative'));
            $this->_body = $this->getSectionMultipartAlternative();
        } elseif (!empty($this->_text_plain)) {
            $this->appendHeaderFields($this->contentInfoArray('text/plain'));
            $this->_body = $this->getSectionTextPlain();
        } elseif (!empty($this->_text_html)) {
            $this->appendHeaderFields($this->contentInfoArray('text/html'));
            $this->_body = $this->getSectionTextHtml();
        } else {
            throw new EmailGatewayException(__('No attachments or body text was set. Can not send empty email.'));
        }
    }
protected function prepareMessageBody()
    {
        $attachments = $this->getSectionAttachments();
        if ($attachments) {
            $this->appendHeaderFields($this->contentInfoArray('multipart/mixed'));
            if (!empty($this->_text_plain) && !empty($this->_text_html)) {
                $this->_body = $this->boundaryDelimiterLine('multipart/mixed')
                            . $this->contentInfoString('multipart/alternative')
                            . $this->getSectionMultipartAlternative()
                            . $attachments
                ;
            } elseif (!empty($this->_text_plain)) {
                $this->_body = $this->boundaryDelimiterLine('multipart/mixed')
                            . $this->contentInfoString('text/plain')
                            . $this->getSectionTextPlain()
                            . $attachments
                ;
            } elseif (!empty($this->_text_html)) {
                $this->_body = $this->boundaryDelimiterLine('multipart/mixed')
                            . $this->contentInfoString('text/html')
                            . $this->getSectionTextHtml()
                            . $attachments
                ;
            } else {
                $this->_body = $attachments;
            }
            $this->_body .= $this->finalBoundaryDelimiterLine('multipart/mixed');
        } elseif (!empty($this->_text_plain) && !empty($this->_text_html)) {
            $this->appendHeaderFields($this->contentInfoArray('multipart/alternative'));
            $this->_body = $this->getSectionMultipartAlternative();
        } elseif (!empty($this->_text_plain)) {
            $this->appendHeaderFields($this->contentInfoArray('text/plain'));
            $this->_body = $this->getSectionTextPlain();
        } elseif (!empty($this->_text_html)) {
            $this->appendHeaderFields($this->contentInfoArray('text/html'));
            $this->_body = $this->getSectionTextHtml();
        } else {
            throw new EmailGatewayException(__('No attachments or body text was set. Can not send empty email.'));
        }
    }
protected function prepareMessageBody ( ) { $ attachments = $ this -> getSectionAttachments ( ) ; if ( $ attachments ) { $ this -> appendHeaderFields ( $ this -> contentInfoArray ( 'multipart/mixed' ) ) ; if ( ! empty ( $ this -> _text_plain ) && ! empty ( $ this -> _text_html ) ) { $ this -> _body = $ this -> boundaryDelimiterLine ( 'multipart/mixed' ) . $ this -> contentInfoString ( 'multipart/alternative' ) . $ this -> getSectionMultipartAlternative ( ) . $ attachments ; } elseif ( ! empty ( $ this -> _text_plain ) ) { $ this -> _body = $ this -> boundaryDelimiterLine ( 'multipart/mixed' ) . $ this -> contentInfoString ( 'text/plain' ) . $ this -> getSectionTextPlain ( ) . $ attachments ; } elseif ( ! empty ( $ this -> _text_html ) ) { $ this -> _body = $ this -> boundaryDelimiterLine ( 'multipart/mixed' ) . $ this -> contentInfoString ( 'text/html' ) . $ this -> getSectionTextHtml ( ) . $ attachments ; } else { $ this -> _body = $ attachments ; } $ this -> _body .= $ this -> finalBoundaryDelimiterLine ( 'multipart/mixed' ) ; } elseif ( ! empty ( $ this -> _text_plain ) && ! empty ( $ this -> _text_html ) ) { $ this -> appendHeaderFields ( $ this -> contentInfoArray ( 'multipart/alternative' ) ) ; $ this -> _body = $ this -> getSectionMultipartAlternative ( ) ; } elseif ( ! empty ( $ this -> _text_plain ) ) { $ this -> appendHeaderFields ( $ this -> contentInfoArray ( 'text/plain' ) ) ; $ this -> _body = $ this -> getSectionTextPlain ( ) ; } elseif ( ! empty ( $ this -> _text_html ) ) { $ this -> appendHeaderFields ( $ this -> contentInfoArray ( 'text/html' ) ) ; $ this -> _body = $ this -> getSectionTextHtml ( ) ; } else { throw new EmailGatewayException ( __ ( 'No attachments or body text was set. Can not send empty email.' ) ) ; } }
Build the message body and the content-describing header fields

The result of this building is an updated body variable in the
gateway itself.

@throws EmailGatewayException
@throws Exception
@return boolean
Build the message body and the content - describing header fields