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Visual FoxPro

Mailgun Send Send HTML Email with Attachments and HTML Images

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Sends an HTML email with images and attachments.

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Visual FoxPro 
LOCAL lnSuccess
LOCAL loHttp
LOCAL loReq
LOCAL loBd
LOCAL loResp
LOCAL loSbResponseBody
LOCAL loJResp
LOCAL lnRespStatusCode
LOCAL lcId
LOCAL lcMessage

lnSuccess = 0

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

loHttp = CreateObject('Chilkat.Http')

loHttp.Login = "api"
loHttp.Password = "sending_api_key"*  Replace with your actual sending API key.

loReq = CreateObject('Chilkat.HttpRequest')
loReq.HttpVerb = "POST"
loReq.Path = "/v3/YOUR_DOMAIN_NAME/messages"
loReq.ContentType = "multipart/form-data"

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

* An a attachd file
loBd = CreateObject('Chilkat.BinData')
lnSuccess = loBd.LoadFile("qa_data/hamlet.zip")
IF (lnSuccess = 0) THEN
    ? "Failed to load file attachment."
    RELEASE loHttp
    RELEASE loReq
    RELEASE loBd
    CANCEL
ENDIF

loReq.AddBdForUpload("attachment","hamlet.zip",loBd,"application/zip")

* add an image as CID
lnSuccess = loBd.LoadFile("qa_data/jpg/starfish.jpg")
IF (lnSuccess = 0) THEN
    ? "Failed to load HTML image."
    RELEASE loHttp
    RELEASE loReq
    RELEASE loBd
    CANCEL
ENDIF

loReq.AddBdForUpload("inline","cidStarfish.jpg",loBd,"image/jpeg")

loResp = CreateObject('Chilkat.HttpResponse')
lnSuccess = loHttp.HttpSReq("api.mailgun.net",443,1,loReq,loResp)
IF (lnSuccess = 0) THEN
    ? loHttp.LastErrorText
    RELEASE loHttp
    RELEASE loReq
    RELEASE loBd
    RELEASE loResp
    CANCEL
ENDIF

loSbResponseBody = CreateObject('Chilkat.StringBuilder')
loResp.GetBodySb(loSbResponseBody)
loJResp = CreateObject('Chilkat.JsonObject')
loJResp.LoadSb(loSbResponseBody)
loJResp.EmitCompact = 0

? "Response Body:"
? loJResp.Emit()

lnRespStatusCode = loResp.StatusCode
? "Response Status Code = " + STR(lnRespStatusCode)
IF (lnRespStatusCode >= 400) THEN
    ? "Response Header:"
    ? loResp.Header
    ? "Failed."
    RELEASE loHttp
    RELEASE loReq
    RELEASE loBd
    RELEASE loResp
    RELEASE loSbResponseBody
    RELEASE loJResp
    CANCEL
ENDIF

* 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

lcId = loJResp.StringOf("id")
lcMessage = loJResp.StringOf("message")

RELEASE loHttp
RELEASE loReq
RELEASE loBd
RELEASE loResp
RELEASE loSbResponseBody
RELEASE loJResp