(C++) Example: Http.ExtractMetaRefreshUrl method

Demonstrates the ExtractMetaRefreshUrl method.

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#include <CkHttp.h>
#include <CkStringBuilder.h>

void ChilkatSample(void)
    {
    bool success = false;

    CkHttp http;

    // Sample HTML with a META refresh.

    // <!DOCTYPE html>
    // <html lang="en">
    // <head>
    //   <meta charset="utf-8" />
    //   <meta http-equiv="refresh" content="5; url=https://example.com" />
    //   <title>Meta Refresh Redirect</title>
    // </head>
    // <body>
    //   <p>Redirecting to example.com in 5 seconds�</p>
    // </body>
    // </html>

    CkStringBuilder sb;
    bool bCrlf = true;
    sb.AppendLine("<!DOCTYPE html>",bCrlf);
    sb.AppendLine("<html lang=\"en\">",bCrlf);
    sb.AppendLine("<head>",bCrlf);
    sb.AppendLine("  <meta charset=\"utf-8\" />",bCrlf);
    sb.AppendLine("  <meta http-equiv=\"refresh\" content=\"5; url=https://example.com\" />",bCrlf);
    sb.AppendLine("  <title>Meta Refresh Redirect</title>",bCrlf);
    sb.AppendLine("</head>",bCrlf);
    sb.AppendLine("<body>",bCrlf);
    sb.AppendLine("  <p>Redirecting to example.com in 5 seconds�</p>",bCrlf);
    sb.AppendLine("</body>",bCrlf);
    sb.AppendLine("</html>",bCrlf);

    const char *url = http.extractMetaRefreshUrl(sb.getAsString());
    if (http.get_LastMethodSuccess() == false) {
        std::cout << "The HTML has no META refresh tag." << "\r\n";
    }
    else {
        std::cout << "META refresh URL: " << url << "\r\n";
    }
    }