src/core/framework/core/3rdparty/ezcomponents/Mail/src/mail.php
public function generateHeaders()
    {
        // set our headers first.
        if ( $this->from !== null )
        {
            $this->setHeader( "From", ezcMailTools::composeEmailAddress( $this->from ) );
        }

        if ( $this->to !== null )
        {
            $this->setHeader( "To", ezcMailTools::composeEmailAddresses( $this->to ) );
        }
        if ( count( $this->cc ) )
        {
            $this->setHeader( "Cc", ezcMailTools::composeEmailAddresses( $this->cc ) );
        }
        if ( count( $this->bcc ) && $this->options->stripBccHeader === false )
        {
            $this->setHeader( "Bcc", ezcMailTools::composeEmailAddresses( $this->bcc ) );
        }

        $this->setHeader( 'Subject', $this->subject, $this->subjectCharset );

        $this->setHeader( 'MIME-Version', '1.0' );
        $this->setHeader( 'User-Agent', 'eZ Components' );
        $this->setHeader( 'Date', date( 'r' ) );
        $idhost = $this->from != null && $this->from->email != '' ? $this->from->email : 'localhost';
        if ( is_null( $this->messageId ) )
        {
            $this->setHeader( 'Message-Id', '<' . ezcMailTools::generateMessageId( $idhost ) . '>' );
        }
        else
        {
            $this->setHeader( 'Message-Id', $this->messageID );
        }

        // if we have a body part, include the headers of the body
        if ( is_subclass_of( $this->body, "ezcMailPart" ) )
        {
            return parent::generateHeaders() . $this->body->generateHeaders();
        }
        return parent::generateHeaders();
    }
public function generateHeaders()
    {
        // set our headers first.
        if ( $this->from !== null )
        {
            $this->setHeader( "From", ezcMailTools::composeEmailAddress( $this->from ) );
        }

        if ( $this->to !== null )
        {
            $this->setHeader( "To", ezcMailTools::composeEmailAddresses( $this->to ) );
        }
        if ( count( $this->cc ) )
        {
            $this->setHeader( "Cc", ezcMailTools::composeEmailAddresses( $this->cc ) );
        }
        if ( count( $this->bcc ) && $this->options->stripBccHeader === false )
        {
            $this->setHeader( "Bcc", ezcMailTools::composeEmailAddresses( $this->bcc ) );
        }

        $this->setHeader( 'Subject', $this->subject, $this->subjectCharset );

        $this->setHeader( 'MIME-Version', '1.0' );
        $this->setHeader( 'User-Agent', 'eZ Components' );
        $this->setHeader( 'Date', date( 'r' ) );
        $idhost = $this->from != null && $this->from->email != '' ? $this->from->email : 'localhost';
        if ( is_null( $this->messageId ) )
        {
            $this->setHeader( 'Message-Id', '<' . ezcMailTools::generateMessageId( $idhost ) . '>' );
        }
        else
        {
            $this->setHeader( 'Message-Id', $this->messageID );
        }

        // if we have a body part, include the headers of the body
        if ( is_subclass_of( $this->body, "ezcMailPart" ) )
        {
            return parent::generateHeaders() . $this->body->generateHeaders();
        }
        return parent::generateHeaders();
    }
public function generateHeaders ( ) { // set our headers first. if ( $ this -> from !== null ) { $ this -> setHeader ( "From" , ezcMailTools :: composeEmailAddress ( $ this -> from ) ) ; } if ( $ this -> to !== null ) { $ this -> setHeader ( "To" , ezcMailTools :: composeEmailAddresses ( $ this -> to ) ) ; } if ( count ( $ this -> cc ) ) { $ this -> setHeader ( "Cc" , ezcMailTools :: composeEmailAddresses ( $ this -> cc ) ) ; } if ( count ( $ this -> bcc ) && $ this -> options -> stripBccHeader === false ) { $ this -> setHeader ( "Bcc" , ezcMailTools :: composeEmailAddresses ( $ this -> bcc ) ) ; } $ this -> setHeader ( 'Subject' , $ this -> subject , $ this -> subjectCharset ) ; $ this -> setHeader ( 'MIME-Version' , '1.0' ) ; $ this -> setHeader ( 'User-Agent' , 'eZ Components' ) ; $ this -> setHeader ( 'Date' , date ( 'r' ) ) ; $ idhost = $ this -> from != null && $ this -> from -> email != '' ? $ this -> from -> email : 'localhost' ; if ( is_null ( $ this -> messageId ) ) { $ this -> setHeader ( 'Message-Id' , '<' . ezcMailTools :: generateMessageId ( $ idhost ) . '>' ) ; } else { $ this -> setHeader ( 'Message-Id' , $ this -> messageID ) ; } // if we have a body part, include the headers of the body if ( is_subclass_of ( $ this -> body , "ezcMailPart" ) ) { return parent :: generateHeaders ( ) . $ this -> body -> generateHeaders ( ) ; } return parent :: generateHeaders ( ) ; }
Returns the generated headers for the mail.

This method is called automatically when the mail message is built.
You can re-implement this method in subclasses if you wish to set
different mail headers than ezcMail.

@return string
Returns the generated headers for the mail .