Classic ASP
Yahoo Mail Send using OAuth2 Access Token

Demonstrates how to send email using Yahoo and OAuth2 authentication. This example assumes an OAuth2 access token was previously obtained.
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Classic ASP
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<%
success = 0

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

' See Get Yahoo Mail OAuth2 Access Token for Desktop App 
' for sample code showing how to obtain a Yahoo Mail access token.

' In this example, our access token was previously saved to the following file which contains JSON like this:
' {
'   "access_token": "kCVQdnOdul...LHucA--",
'   "refresh_token": "AIenVXETSo0jklFBVkPS8vVm8E.Ej9ToRG.xDbDYmZ65WIs5t6CZhDrD",
'   "expires_in": 3600,
'   "token_type": "bearer",
'   "xoauth_yahoo_guid": "HGDQCVF5JB4YDOWHITQJFBHCWA"
' }

set json = Server.CreateObject("Chilkat.JsonObject")
success = json.LoadFile("qa_data/tokens/yahooMail.json")
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( "Failed to load Yahoo access token file.") & "</pre>"
    Response.End
End If

accessToken = json.StringOf("access_token")

set mailman = Server.CreateObject("Chilkat.MailMan")

' Set the properties for the Yahoo SMTP server:
mailman.SmtpHost = "smtp.mail.yahoo.com"
mailman.SmtpPort = 465
mailman.SmtpSsl = 1

' The SMTP username should be the Yahoo email address of the user's account that authorized your app to send email.
mailman.SmtpUsername = "user@yahoo.com"
mailman.OAuth2AccessToken = accessToken

' Create a new email object
set email = Server.CreateObject("Chilkat.Email")

email.Subject = "This is a test"
email.Body = "This is a test"
email.From = "Joe User <user@yahoo.com>"
success = email.AddTo("Chilkat Admin","admin@chilkatsoft.com")
' To add more recipients, call AddTo, AddCC, or AddBcc once per recipient.

' Call SendEmail to connect to the SMTP server and send.
' The connection (i.e. session) to the SMTP server remains
' open so that subsequent SendEmail calls may use the
' same connection.  
success = mailman.SendEmail(email)
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( mailman.LastErrorText) & "</pre>"
    Response.End
End If

' You may close the connection here.  If the connection is kept open, 
' the next call to mailman.SendEmail will continue using the already-established connection
' (and automatically re-connect if needed).
success = mailman.CloseSmtpConnection()
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( "Connection to SMTP server not closed cleanly.") & "</pre>"
End If

Response.Write "<pre>" & Server.HTMLEncode( "Email Sent via Yahoo with OAuth2 authentication.") & "</pre>"

%>
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