sourceafButter::BasicAuthMiddleware.fan

** (Middleware) - Converts user info in the request URL to a 'BASIC' Authentication HTTP header.
** 
** Example, a HTTP request of:
** 
** pre>
** GET http://tony:fish@www.alienfactory.co.uk/secret.zip HTTP/1.1
** Host: www.alienfactory.co.uk
** <pre
** 
** is converted to:
** 
** pre>
** GET http://www.alienfactory.co.uk/secret.zip HTTP/1.1
** Host: www.alienfactory.co.uk
** Authorization: BASIC dG9ueTpmaXNo
** <pre
class BasicAuthMiddleware : ButterMiddleware {
    
    @NoDoc
    override ButterResponse sendRequest(Butter butter, ButterRequest req) {
        userInfo := req.url.userInfo
        if (userInfo != null) {
            url := ""
            if (req.url.scheme != null)
                url += req.url.scheme
            if (req.url.auth != null)
                url += req.url.auth
            if (req.url.pathStr.trimToNull != null)
                url += req.url.pathStr
            if (req.url.queryStr != null)
                url += "?" + req.url.queryStr
            if (req.url.frag != null)
                url += "#" + req.url.frag
            
            req.url = url.toUri
            req.headers.authorization = "BASIC " + userInfo.toBuf.toBase64 
        }
        
        return butter.sendRequest(req)
    }
}