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SQL Server

Outlook Send Email using MIME Format

See more Outlook Examples

This example sends an email using MIME format via the Microsoft Graph Outlook REST API.

Chilkat SQL Server Downloads

SQL Server
-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    -- Important: Do not use nvarchar(max).  See the warning about using nvarchar(max).
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @success int
    SELECT @success = 0

    -- This example requires the Chilkat API to have been previously unlocked.
    -- See Global Unlock Sample for sample code.

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

    -- Use your previously obtained access token here:
    -- See the following examples for getting an access token:
    --    Get Microsoft Graph OAuth2 Access Token (Azure AD v2.0 Endpoint).
    --    Get Microsoft Graph OAuth2 Access Token (Azure AD Endpoint).
    --    Refresh Access Token (Azure AD v2.0 Endpoint).
    --    Refresh Access Token (Azure AD Endpoint).

    DECLARE @jsonToken int
    EXEC @hr = sp_OACreate 'Chilkat.JsonObject', @jsonToken OUT

    EXEC sp_OAMethod @jsonToken, 'LoadFile', @success OUT, 'qa_data/tokens/microsoftGraph.json'
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @jsonToken, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @http
        EXEC @hr = sp_OADestroy @jsonToken
        RETURN
      END

    EXEC sp_OAMethod @jsonToken, 'StringOf', @sTmp0 OUT, 'access_token'
    EXEC sp_OASetProperty @http, 'AuthToken', @sTmp0

    -- To send email, we'll POST to the following endpoint:
    -- 
    -- POST /users/{id | userPrincipalName}/sendMail
    -- 
    -- (The special keyword "me" may be used in place of a principal name.)
    -- 

    -- The body of the POST request will contain the MIME source of the email in base64 format.

    -- Create a new email object
    DECLARE @email int
    EXEC @hr = sp_OACreate 'Chilkat.Email', @email OUT

    EXEC sp_OASetProperty @email, 'Subject', 'Test Outlook API to Send HTML Email with Attachments'
    EXEC sp_OASetProperty @email, 'From', 'Mary <mary@somewhere.com>'
    EXEC sp_OAMethod @email, 'AddTo', @success OUT, 'Joe', 'joe@example.com'

    -- Add a plain-text alternative body, which will likely never be seen.
    -- (It is shown if the receiving email client is incapable of displaying HTML email.)
    EXEC sp_OAMethod @email, 'AddPlainTextAlternativeBody', @success OUT, 'This is a plain-text alternative body...'

    -- Our HTML will include an image, so add the related image here.
    DECLARE @contentIdStarfish nvarchar(4000)
    EXEC sp_OAMethod @email, 'AddRelatedFile', @contentIdStarfish OUT, 'qa_data/jpg/starfish.jpg'
    EXEC sp_OAGetProperty @email, 'LastMethodSuccess', @iTmp0 OUT
    IF @iTmp0 = 0
      BEGIN
        EXEC sp_OAGetProperty @email, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @http
        EXEC @hr = sp_OADestroy @jsonToken
        EXEC @hr = sp_OADestroy @email
        RETURN
      END

    -- The src attribute for the image tag is set to the contentIdStarfish:
    DECLARE @sbHtml int
    EXEC @hr = sp_OACreate 'Chilkat.StringBuilder', @sbHtml OUT

    EXEC sp_OAMethod @sbHtml, 'Append', @success OUT, '<html><body><p>This is an HTML email with an embedded image.</p>'
    EXEC sp_OAMethod @sbHtml, 'Append', @success OUT, '<p><img src="cid:CONTENT_ID_STARFISH" /></p></body></html>'
    DECLARE @numReplacements int
    EXEC sp_OAMethod @sbHtml, 'Replace', @numReplacements OUT, 'CONTENT_ID_STARFISH', @contentIdStarfish

    EXEC sp_OAMethod @sbHtml, 'GetAsString', @sTmp0 OUT
    EXEC sp_OAMethod @email, 'AddHtmlAlternativeBody', @success OUT, @sTmp0

    -- Finally, add some attachments to the email.
    -- Add a file attachment.
    EXEC sp_OAMethod @email, 'AddFileAttachment2', @success OUT, 'qa_data/pdf/fishing.pdf', 'application/pdf'
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @email, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @http
        EXEC @hr = sp_OADestroy @jsonToken
        EXEC @hr = sp_OADestroy @email
        EXEC @hr = sp_OADestroy @sbHtml
        RETURN
      END

    -- Add an attachment where the content is contained in a string.
    DECLARE @content nvarchar(4000)
    SELECT @content = 'This is the content of the 2nd attached file.'
    EXEC sp_OAMethod @email, 'AddStringAttachment', @success OUT, 'someText.txt', @content

    -- Get the email as multi-line base64..
    DECLARE @bdMime int
    EXEC @hr = sp_OACreate 'Chilkat.BinData', @bdMime OUT

    EXEC sp_OAMethod @email, 'GetMimeBd', @success OUT, @bdMime

    -- Now get it as multi-line base64
    DECLARE @sbBase64 int
    EXEC @hr = sp_OACreate 'Chilkat.StringBuilder', @sbBase64 OUT

    EXEC sp_OAMethod @bdMime, 'GetEncodedSb', @success OUT, 'base64_mime', @sbBase64

    -- Send the HTTP POST (i.e. send the email)
    DECLARE @resp int
    EXEC @hr = sp_OACreate 'Chilkat.HttpResponse', @resp OUT

    EXEC sp_OAMethod @http, 'HttpSb', @success OUT, 'POST', 'https://graph.microsoft.com/v1.0/me/sendMail', @sbBase64, 'utf-8', 'text/plain', @resp
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @http
        EXEC @hr = sp_OADestroy @jsonToken
        EXEC @hr = sp_OADestroy @email
        EXEC @hr = sp_OADestroy @sbHtml
        EXEC @hr = sp_OADestroy @bdMime
        EXEC @hr = sp_OADestroy @sbBase64
        EXEC @hr = sp_OADestroy @resp
        RETURN
      END

    -- The send succeeded if the response status code = 202.
    -- In the success case, there is no response body.  (We just get the response code to know that it succeeded.)
    EXEC sp_OAGetProperty @resp, 'StatusCode', @iTmp0 OUT
    IF @iTmp0 <> 202
      BEGIN
        DECLARE @json int
        EXEC @hr = sp_OACreate 'Chilkat.JsonObject', @json OUT

        EXEC sp_OAGetProperty @resp, 'BodyStr', @sTmp0 OUT
        EXEC sp_OAMethod @json, 'Load', @success OUT, @sTmp0
        EXEC sp_OASetProperty @json, 'EmitCompact', 0
        EXEC sp_OAMethod @json, 'Emit', @sTmp0 OUT
        PRINT @sTmp0

        EXEC sp_OAGetProperty @resp, 'StatusCode', @iTmp0 OUT
        PRINT 'Failed, response status code = ' + @iTmp0
      END
    ELSE
      BEGIN

        PRINT 'Outlook Mail Sent.'
      END

    EXEC @hr = sp_OADestroy @http
    EXEC @hr = sp_OADestroy @jsonToken
    EXEC @hr = sp_OADestroy @email
    EXEC @hr = sp_OADestroy @sbHtml
    EXEC @hr = sp_OADestroy @bdMime
    EXEC @hr = sp_OADestroy @sbBase64
    EXEC @hr = sp_OADestroy @resp
    EXEC @hr = sp_OADestroy @json


END
GO