Xojo Plugin
Outlook Send Email with Attachments

This example sends a plain-text email with attachments. Other examples exist for:
Sending plain-text email.
Sending HTML email.
Sending HTML email with embedded images.
Sending HTML email with embedded images and attachments.
Chilkat Xojo Plugin Downloads

Xojo Plugin
Dim success As Boolean
success = False

// Important: This example requires Chilkat v9.5.0.68 or greater.

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

Dim http As New Chilkat.Http

// 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).

http.AuthToken = "MICROSOFT_GRAPH_ACCESS_TOKEN"

// To send mail, 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.)
// 

// Load the files to be attached.
Dim attach1 As New Chilkat.BinData
success = attach1.LoadFile("qa_data/pdf/fishing.pdf")
Dim attach2 As New Chilkat.BinData
success = attach2.LoadFile("qa_data/msword/sample.docx")

// The body of the POST request contains JSON that specifies the email subject, body,
// recipients, etc.  This example will build the following JSON plain-text email:
// 

// 	{
// 	  "message": {
// 	    "subject": "Sample Email with Attachments",
// 	    "body": {
// 	      "contentType": "Text",
// 	      "content": "This is the plain-text body..."
// 	    },
// 	    "toRecipients": [
// 	      {
// 	        "emailAddress": {
// 		  "name": "Chilkat Software",
// 	          "address": "admin@chilkat.io"
// 	        }
// 	      },
// 	      {
// 	        "emailAddress": {
// 	          "address": "chilkat.support@gmail.com"
// 	        }
// 	      }
// 	    ],
// 	    "ccRecipients": [
// 	      {
// 	        "emailAddress": {
// 		  "name": "Chilkat Blog",
// 		  "address": "admin@cknotes.com"
// 	        }
// 	      }
// 	    ],
// 	    "attachments": [
// 	       {
// 	         "@odata.type": "#microsoft.graph.fileAttachment",
// 	         "name": "fishing.pdf",
// 	         "contentType": "application/pdf",
// 	         "size": <theActualSize>,
// 	         "isInline": false,
// 	         "contentBytes": "base64_data_here"
// 	       },
// 	       {
// 	         "@odata.type": "#microsoft.graph.fileAttachment",
// 	         "name": "sample.docx",
// 	         "contentType": "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
// 	         "size": <theActualSize>,
// 	         "isInline": false,
// 	         "contentBytes": "base64_data_here"
// 	       }
// 	    ]
// 	  },
// 	  "saveToSentItems": true
// 	}
// 
// Build the above JSON.
Dim json As New Chilkat.JsonObject
success = json.UpdateString("message.subject","Sample Email with Attachments")
success = json.UpdateString("message.body.contentType","Text")
success = json.UpdateString("message.body.content","This is the plain-text body...")

success = json.UpdateString("message.toRecipients[0].emailAddress.name","Chilkat Software")
success = json.UpdateString("message.toRecipients[0].emailAddress.address","admin@chilkat.io")
success = json.UpdateString("message.toRecipients[1].emailAddress.address","chilkat.support@gmail.com")
success = json.UpdateString("message.ccRecipients[0].emailAddress.name","Chilkat Blog")
success = json.UpdateString("message.ccRecipients[0].emailAddress.address","admin@cknotes.com")

success = json.UpdateString("message.attachments[0].""@odata.type""","#microsoft.graph.fileAttachment")
success = json.UpdateString("message.attachments[0].name","fishing.pdf")
success = json.UpdateString("message.attachments[0].contentType","application/pdf")
success = json.UpdateInt("message.attachments[0].size",attach1.NumBytes)
success = json.UpdateBool("message.attachments[0].isInline",False)
success = json.UpdateBd("message.attachments[0].contentBytes","base64",attach1)

success = json.UpdateString("message.attachments[1].""@odata.type""","#microsoft.graph.fileAttachment")
success = json.UpdateString("message.attachments[1].name","sample.docx")
success = json.UpdateString("message.attachments[1].contentType","application/vnd.openxmlformats-officedocument.wordprocessingml.document")
success = json.UpdateInt("message.attachments[1].size",attach2.NumBytes)
success = json.UpdateBool("message.attachments[1].isInline",False)
success = json.UpdateBd("message.attachments[1].contentBytes","base64",attach2)

success = json.UpdateBool("saveToSentItems",True)

// -------------------------------------------------------------
// Important: This example requires Chilkat v9.5.0.68 or greater.
// -------------------------------------------------------------

// Send the HTTP POST (i.e. send the HTML email)
Dim resp As New Chilkat.HttpResponse
success = http.HttpJson("POST","https://graph.microsoft.com/v1.0/me/sendMail",json,"application/json",resp)
If (success = False) Then
    System.DebugLog(http.LastErrorText)
    Return
End If

// 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.)
If (resp.StatusCode <> 202) Then
    success = json.Load(resp.BodyStr)
    json.EmitCompact = False
    System.DebugLog(json.Emit())
    System.DebugLog("Failed, response status code = " + Str(resp.StatusCode))
Else
    System.DebugLog("Outlook Mail with Attachments Sent.")
End If