(MFC) Mailgun Send Simple Email

See more Mailgun Examples

Send a simple email using Mailgun.

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

Chilkat C/C++ Library Downloads MS Visual C/C++ Libs

See Also: Using MFC CString in Chilkat

#include <CkHttp.h>
#include <CkHttpRequest.h>
#include <CkHttpResponse.h>
#include <CkStringBuilder.h>
#include <CkJsonObject.h>

void ChilkatSample(void)
    {
    CkString strOut;

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

    CkHttp http;
    bool success;

    // Implements the following CURL command:

    // curl -s --user 'api:500edc...' 
    // 	 https://api.mailgun.net/v3/sandbox0e542e4c577f4bbb98c8bf6b6bca727b.mailgun.org/messages 
    // 	 -F from='Mailgun Sandbox <postmaster@sandbox0e542e4c577f4bbb98c8bf6b6bca727b.mailgun.org>' 
    // 	 -F to='Joe Example <joe@example.com>' 
    // 	 -F subject='Hello Joe Example' 
    // 	 -F text='Congratulations Joe Example, you just sent an email with Mailgun!  You are truly awesome!'

    // Use the following online tool to generate HTTP code from a CURL command
    // Convert a cURL Command to HTTP Source Code

    http.put_Login("api");
    http.put_Password("api_password");    //  500edc...

    CkHttpRequest req;
    req.put_HttpVerb("POST");
    req.put_Path("/v3/sandbox0e542e4c577f4bbb98c8bf6b6bca727b.mailgun.org/messages");
    req.put_ContentType("multipart/form-data");

    req.AddParam("from","Mailgun Sandbox <postmaster@sandbox0e542e4c577f4bbb98c8bf6b6bca727b.mailgun.org>");
    req.AddParam("to","Joe Example <joe@example.com>");
    req.AddParam("subject","Hello Joe Example");
    req.AddParam("text","Congratulations Joe Example, you just sent an email with Mailgun!  You are truly awesome!");

    CkHttpResponse *resp = http.SynchronousRequest("api.mailgun.net",443,true,req);
    if (http.get_LastMethodSuccess() == false) {
        strOut.append(http.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    CkStringBuilder sbResponseBody;
    resp->GetBodySb(sbResponseBody);
    CkJsonObject jResp;
    jResp.LoadSb(sbResponseBody);
    jResp.put_EmitCompact(false);

    strOut.append("Response Body:");
    strOut.append("\r\n");
    strOut.append(jResp.emit());
    strOut.append("\r\n");

    int respStatusCode = resp->get_StatusCode();
    strOut.append("Response Status Code = ");
    strOut.appendInt(respStatusCode);
    strOut.append("\r\n");
    if (respStatusCode >= 400) {
        strOut.append("Response Header:");
        strOut.append("\r\n");
        strOut.append(resp->header());
        strOut.append("\r\n");
        strOut.append("Failed.");
        strOut.append("\r\n");
        delete resp;
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    delete resp;

    // 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

    const char *id = jResp.stringOf("id");
    const char *message = jResp.stringOf("message");


    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());

    }