(AutoIt) Outlook Send HTML Email with Embedded Images

This example sends an HTML email with embedded images. Other examples exist for:

Sending plain-text email.
Sending email with attachments.
Sending HTML email with embedded images and attachments.

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

; 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.

$oHttp = ObjCreate("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).

$oHttp.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.)
; 

; This example will send HTML email containing the following HTML body.
; After the 

; 	<html>
; 	<head>
; 	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
; 	<meta content="text/html; charset=utf-8">
; 	</head>
; 	<body bgcolor="#FFFFFF">
; 	<font face="Calibri">This is a test <b>HTML email with embedded images</b>.<br>
; 	<br>
; 	<img alt="" src="cid:starfish"><br>
; 	<img alt="" src="cid:hedgehogs"><br>
; 	</font>
; 	</body>
; 	</html>

; Build the HTML body...
Local $bCrlf = True
$oSbHtmlBody = ObjCreate("Chilkat.StringBuilder")
$oSbHtmlBody.AppendLine("<html>",$bCrlf)
$oSbHtmlBody.AppendLine("<head>",$bCrlf)
$oSbHtmlBody.AppendLine("<meta http-equiv=""Content-Type"" content=""text/html; charset=utf-8"">",$bCrlf)
$oSbHtmlBody.AppendLine("<meta content=""text/html; charset=utf-8"">",$bCrlf)
$oSbHtmlBody.AppendLine("</head>",$bCrlf)
$oSbHtmlBody.AppendLine("<body bgcolor=""#FFFFFF"">",$bCrlf)
$oSbHtmlBody.AppendLine("<font face=""Calibri"">This is a test <b>HTML email with embedded images</b>.<br>",$bCrlf)
$oSbHtmlBody.AppendLine("<br>",$bCrlf)
$oSbHtmlBody.AppendLine("<img alt="""" src=""cid:starfish""><br>",$bCrlf)
$oSbHtmlBody.AppendLine("<img alt="""" src=""cid:hedgehogs""><br>",$bCrlf)
$oSbHtmlBody.AppendLine("</font>",$bCrlf)
$oSbHtmlBody.AppendLine("</body>",$bCrlf)
$oSbHtmlBody.AppendLine("</html>",$bCrlf)

; Load the image files.
$oJpgStarfish = ObjCreate("Chilkat.BinData")
$oJpgStarfish.LoadFile("qa_data/jpg/starfish.jpg")
$oJpgHedgeHogs = ObjCreate("Chilkat.BinData")
$oJpgHedgeHogs.LoadFile("qa_data/jpg/hedgehogs.jpg")

; The body of the POST request contains JSON that specifies the email subject, body,
; recipients, etc.  This example will build the following JSON HTML email:
; 

; 	{
; 	  "message": {
; 	    "subject": "Sample HTML Email with Embedded Images",
; 	    "body": {
; 	      "contentType": "html",
; 	      "content": "The HTML body goes here..."
; 	    },
; 	    "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": "starfish.jpg",
; 	         "contentType": "image/jpeg",
; 	         "size": 6497,
; 	         "isInline": true,
; 	         "contentId": "starfish",
; 	         "contentLocation": null,
; 	         "contentBytes": "base64_data_here"
; 	       },
; 	       {
; 	         "@odata.type": "#microsoft.graph.fileAttachment",
; 	         "name": "hedgehogs.jpg",
; 	         "contentType": "image/jpeg",
; 	         "size": 48845,
; 	         "isInline": true,
; 	         "contentId": "hedgehogs",
; 	         "contentLocation": null,
; 	         "contentBytes": "base64_data_here"
; 	       }
; 	    ]
; 	  },
; 	  "saveToSentItems": true
; 	}
; 
; Build the above JSON.
$oJson = ObjCreate("Chilkat.JsonObject")
$oJson.UpdateString("message.subject","Sample HTML Email with Embedded Images")
$oJson.UpdateString("message.body.contentType","html")
$oJson.UpdateString("message.body.content",$oSbHtmlBody.GetAsString())

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

$oJson.UpdateString("message.attachments[0].""@odata.type""","#microsoft.graph.fileAttachment")
$oJson.UpdateString("message.attachments[0].name","starfish.jpg")
$oJson.UpdateString("message.attachments[0].contentType","image/jpeg")
$oJson.UpdateInt("message.attachments[0].size",$oJpgStarfish.NumBytes)
$oJson.UpdateBool("message.attachments[0].isInline",True)
; This contentId must match the "cid:" in the HTML
$oJson.UpdateString("message.attachments[0].contentId","starfish")
$oJson.UpdateNull("message.attachments[0].contentLocation")
$oJson.UpdateBd("message.attachments[0].contentBytes","base64",$oJpgStarfish)

$oJson.UpdateString("message.attachments[1].""@odata.type""","#microsoft.graph.fileAttachment")
$oJson.UpdateString("message.attachments[1].name","hedgehogs.jpg")
$oJson.UpdateString("message.attachments[1].contentType","image/jpeg")
$oJson.UpdateInt("message.attachments[1].size",$oJpgHedgeHogs.NumBytes)
$oJson.UpdateBool("message.attachments[1].isInline",True)
; This contentId must match the "cid:" in the HTML
$oJson.UpdateString("message.attachments[1].contentId","hedgehogs")
$oJson.UpdateNull("message.attachments[1].contentLocation")
$oJson.UpdateBd("message.attachments[1].contentBytes","base64",$oJpgHedgeHogs)

$oJson.UpdateBool("saveToSentItems",True)

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

; Send the HTTP POST (i.e. send the HTML email)
Local $oResp = $oHttp.PostJson3("https://graph.microsoft.com/v1.0/me/sendMail","application/json",$oJson)
If ($oHttp.LastMethodSuccess <> True) Then
    ConsoleWrite($oHttp.LastErrorText & @CRLF)
    Exit
EndIf

; 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 ($oResp.StatusCode <> 202) Then
    $oJson.Load($oResp.BodyStr)
    $oJson.EmitCompact = False
    ConsoleWrite($oJson.Emit() & @CRLF)
    ConsoleWrite("Failed, response status code = " & $oResp.StatusCode & @CRLF)
Else
    ConsoleWrite("Outlook HTML Mail Sent." & @CRLF)
EndIf