(C++) Send HTML Email with Image Downloaded from URL

Demonstrates how to compose an HTML email with an embedded image where the image data is downloaded from a URL.

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#include <CkBinData.h>
#include <CkHttp.h>
#include <CkMailMan.h>
#include <CkEmail.h>

void ChilkatSample(void)
    {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // First download the image we'll be adding to the HTML "img" tag.
    CkBinData bdJpg;
    CkHttp http;
    bool success = http.QuickGetBd("https://www.chilkatsoft.com/images/starfish.jpg",bdJpg);
    if (success == false) {
        std::cout << http.lastErrorText() << "\r\n";
        return;
    }

    CkMailMan mailman;

    // Use your SMTP server..
    mailman.put_SmtpHost("smtp.yourserver.com");
    mailman.put_SmtpPort(587);
    mailman.put_StartTLS(true);

    // Set the SMTP login/password
    mailman.put_SmtpUsername("my_login");
    mailman.put_SmtpPassword("my_password");

    // Create an HTML email.
    CkEmail email;
    email.put_Subject("HTML Email with Image");
    email.put_From("Dave <somebody@mydomain.com>");
    email.AddTo("Chilkat","info@chilkatsoft.com");

    const char *html = "<html><body><p>This is an HTML email with an embedded image.</p><p><img src=\"starfish.jpg\" /></p></body></html>";
    email.SetHtmlBody(html);

    // Note: The "starfish.jpg" here must match the name in the "img" tag's "src" attribute in the HTML above.
    success = email.AddRelatedBd2(bdJpg,"starfish.jpg");
    if (success == false) {
        std::cout << email.lastErrorText() << "\r\n";
        return;
    }

    email.SaveEml("qa_output/out.eml");

    // success = mailman.SendEmail(email);
    // if (success == ckfalse) {
    //     println mailman.LastErrorText;
    //     return;
    // }
    // 
    // ignore = mailman.CloseSmtpConnection();

    std::cout << "Success." << "\r\n";
    }