Third-Party Resource Challenges

Third-Party Resource Challenges

Third-party resources complicate mixed content fixes when external services lack HTTPS support. Evaluate each third-party dependency for HTTPS availability. Consider proxying HTTP-only resources through your HTTPS server or finding alternative providers.

For stubborn HTTP-only resources:

// PHP proxy for HTTP resources
function proxyHttpResource($url) {
    $ch = curl_init($url);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
    $content = curl_exec($ch);
    $contentType = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
    curl_close($ch);
    
    header('Content-Type: ' . $contentType);
    header('Cache-Control: public, max-age=86400');
    echo $content;
}