(C++) 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
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#include <CkHttp.h>
#include <CkHttpRequest.h>
#include <CkHttpResponse.h>
#include <CkStringBuilder.h>
#include <CkJsonObject.h>

void ChilkatSample(void)
    {
    // 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:SENDING_API_KEY' 
    // 	 https://api.mailgun.net/v3/YOUR_DOMAIN_NAME/messages 
    // 	 -F from='Your Name <mailgun@YOUR_DOMAIN_NAME>' 
    // 	 -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("sending_api_key");    //  Replace with your actual sending API key.

    CkHttpRequest req;
    req.put_HttpVerb("POST");
    req.put_Path("/v3/YOUR_DOMAIN_NAME/messages");
    req.put_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("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) {
        std::cout << http.lastErrorText() << "\r\n";
        return;
    }

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

    std::cout << "Response Body:" << "\r\n";
    std::cout << jResp.emit() << "\r\n";

    int respStatusCode = resp->get_StatusCode();
    std::cout << "Response Status Code = " << respStatusCode << "\r\n";
    if (respStatusCode >= 400) {
        std::cout << "Response Header:" << "\r\n";
        std::cout << resp->header() << "\r\n";
        std::cout << "Failed." << "\r\n";
        delete resp;
        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");
    }