SQL Server

Force Quoted-Printable Encoding for Email

See more Email Object Examples

Demonstrates how to force the quoted-printable encoding for email. SQL Server

--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @success int
    SELECT @success = 0

    DECLARE @email int
    EXEC @hr = sp_OACreate 'Chilkat.Email', @email OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    EXEC sp_OASetProperty @email, 'Subject', 'test'
    EXEC sp_OASetProperty @email, 'From', 'bob@example.com'
    EXEC sp_OAMethod @email, 'AddTo', @success OUT, 'Mary', 'mary@example.com'

    --  Add plain-text and HTML alternative bodies.
    --  Include some "=" chars so we can see the quoted-printable encoding when used..
    EXEC sp_OAMethod @email, 'AddPlainTextAlternativeBody', @success OUT, 'This is a test == Hello World!'
    EXEC sp_OAMethod @email, 'AddHtmlAlternativeBody', @success OUT, '<html><body>This is a test == Hello World!</body></html>'

    --  Examine the MIME of the email to see that it does not use quoted-printable.
    --  (If the email contained non-usascii chars, it would automatically use quoted-printable.)
    DECLARE @mailman int
    EXEC @hr = sp_OACreate 'Chilkat.MailMan', @mailman OUT

    EXEC sp_OAMethod @mailman, 'RenderToMime', @sTmp0 OUT, @email
    PRINT @sTmp0

    --  Here is the MIME before forcing quoted-printable.
    --  Notice the Content-Transfer-Encoding is "7bit" (not "quoted-printable")

    --  MIME-Version: 1.0
    --  Date: Tue, 29 Sep 2020 12:26:52 -0500
    --  Message-ID: <CF274FC0A2F82B98A05B7507DF7DFB966A2C0EB8@CHILKATSLICE>
    --  Content-Type: multipart/alternative;
    --   boundary="------------080901080902080000030208"
    --  X-Priority: 3 (Normal)
    --  Subject: test
    --  From: bob@example.com
    --  To: Mary <mary@example.com>
    --  
    --  --------------080901080902080000030208
    --  Content-Transfer-Encoding: 7bit
    --  Content-Type: text/plain; charset=us-ascii; format=flowed
    --  
    --  This is a test == Hello World!
    --  --------------080901080902080000030208
    --  Content-Transfer-Encoding: 7bit
    --  Content-Type: text/html; charset=us-ascii
    --  
    --  <html><body>This is a test == Hello World!</body></html>
    --  --------------080901080902080000030208--


    PRINT '----'

    --  To force quoted-printable, set the Content-Transfer-Encoding header.
    --  It will automatically propagate as needed to the MIME sub-parts.
    EXEC sp_OAMethod @email, 'AddHeaderField', NULL, 'Content-Transfer-Encoding', 'quoted-printable'
    EXEC sp_OAMethod @mailman, 'RenderToMime', @sTmp0 OUT, @email
    PRINT @sTmp0

    --  MIME-Version: 1.0
    --  Date: Tue, 29 Sep 2020 12:26:52 -0500
    --  Message-ID: <F36B276E3A720FE5111D15CE9142C8909E1F5AB9@CHILKATSLICE>
    --  Content-Type: multipart/alternative;
    --   boundary="------------080901080902080000030208"
    --  X-Priority: 3 (Normal)
    --  Subject: test
    --  From: bob@example.com
    --  To: Mary <mary@example.com>
    --  
    --  --------------080901080902080000030208
    --  Content-Transfer-Encoding: quoted-printable
    --  Content-Type: text/plain; charset=us-ascii; format=flowed
    --  
    --  This is a test =3D=3D Hello World!
    --  --------------080901080902080000030208
    --  Content-Transfer-Encoding: quoted-printable
    --  Content-Type: text/html; charset=us-ascii
    --  
    --  <html><body>This is a test =3D=3D Hello World!</body></html>
    --  --------------080901080902080000030208--

    EXEC @hr = sp_OADestroy @email
    EXEC @hr = sp_OADestroy @mailman


END
GO