(Xojo Plugin) Mailgun Send Send HTML Email with Attachments and HTML Images

See more Mailgun Examples

Sends an HTML email with images and attachments.

For more information, see https://documentation.mailgun.com/en/latest/api-sending.html#sending

Chilkat Xojo Plugin Download

Xojo Plugin for Windows, Linux, Mac OS X, and ARM, ARM64

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

Dim http As New Chilkat.Http
Dim success As Boolean

http.Login = "api"
http.Password = "sending_api_key"//  Replace with your actual sending API key.

Dim req As New Chilkat.HttpRequest
req.HttpVerb = "POST"
req.Path = "/v3/YOUR_DOMAIN_NAME/messages"
req.ContentType = "multipart/form-data"

// Change YOUR_DOMAIN_NAME to something like "mg.your-domain.com".
req.AddParam "from","Your Name <mailgun@YOUR_DOMAIN_NAME>"
req.AddParam "to","Joe Example <joe@example.com>"
req.AddParam "subject","Hello Joe Example"
req.AddParam "html","<html><body><b>This is the HTML body</b><br><img src=""cid:cidStarfish.jpg""></body></html>"

// An a attachd file
Dim bd As New Chilkat.BinData
success = bd.LoadFile("qa_data/hamlet.zip")
If (success = False) Then
    System.DebugLog("Failed to load file attachment.")
    Return
End If

success = req.AddBdForUpload("attachment","hamlet.zip",bd,"application/zip")

// add an image as CID
success = bd.LoadFile("qa_data/jpg/starfish.jpg")
If (success = False) Then
    System.DebugLog("Failed to load HTML image.")
    Return
End If

success = req.AddBdForUpload("inline","cidStarfish.jpg",bd,"image/jpeg")

Dim resp As Chilkat.HttpResponse
resp = http.SynchronousRequest("api.mailgun.net",443,True,req)
If (http.LastMethodSuccess = False) Then
    System.DebugLog(http.LastErrorText)
    Return
End If

Dim sbResponseBody As New Chilkat.StringBuilder
success = resp.GetBodySb(sbResponseBody)
Dim jResp As New Chilkat.JsonObject
success = jResp.LoadSb(sbResponseBody)
jResp.EmitCompact = False

System.DebugLog("Response Body:")
System.DebugLog(jResp.Emit())

Dim respStatusCode As Int32
respStatusCode = resp.StatusCode
System.DebugLog("Response Status Code = " + Str(respStatusCode))
If (respStatusCode >= 400) Then
    System.DebugLog("Response Header:")
    System.DebugLog(resp.Header)
    System.DebugLog("Failed.")

    Return
End If

// Sample JSON response:
// (Sample code for parsing the JSON response is shown below)

// {
//   "id": "<20210429234809.1.2D550E1C94D3D98F@sandbox0e542e4c577f4bbb98c8bf6b6bca727b.mailgun.org>",
//   "message": "Queued. Thank you."
// }

// Sample code for parsing the JSON response...
// Use the following online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON

Dim id As String
id = jResp.StringOf("id")
Dim message As String
message = jResp.StringOf("message")