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package org.wordpress.android.networking;
import com.android.volley.VolleyError;
import com.wordpress.rest.Oauth;
import com.wordpress.rest.RestClient;
import com.wordpress.rest.RestRequest;
import com.wordpress.rest.RestRequest.ErrorListener;
/**
* Encapsulates the behaviour for asking the Authenticator for an access token. This
* allows the request maker to disregard the authentication state when making requests.
*/
public class AuthenticatorRequest {
private RestRequest mRequest;
private RestRequest.ErrorListener mListener;
private RestClient mRestClient;
private Authenticator mAuthenticator;
protected AuthenticatorRequest(RestRequest request, ErrorListener listener, RestClient restClient,
Authenticator authenticator) {
mRequest = request;
mListener = listener;
mRestClient = restClient;
mAuthenticator = authenticator;
}
public String getSiteId() {
return extractSiteIdFromUrl(mRestClient.getEndpointURL(), mRequest.getUrl());
}
/**
* Parse out the site ID from an URL.
* Note: For batch REST API calls, only the first siteID is returned
*
* @return The site ID
*/
public static String extractSiteIdFromUrl(String restEndpointUrl, String url) {
if (url == null) {
return null;
}
final String sitePrefix = restEndpointUrl.endsWith("/") ? restEndpointUrl + "sites/" : restEndpointUrl + "/sites/";
final String batchCallPrefix = restEndpointUrl.endsWith("/") ? restEndpointUrl + "batch/?urls%5B%5D=%2Fsites%2F"
: restEndpointUrl + "/batch/?urls%5B%5D=%2Fsites%2F";
if (url.startsWith(sitePrefix) && !sitePrefix.equals(url)) {
int marker = sitePrefix.length();
if (url.indexOf("/", marker) < marker) {
return null;
}
return url.substring(marker, url.indexOf("/", marker));
} else if (url.startsWith(batchCallPrefix) && !batchCallPrefix.equals(url)) {
int marker = batchCallPrefix.length();
if (url.indexOf("%2F", marker) < marker) {
return null;
}
return url.substring(marker, url.indexOf("%2F", marker));
}
// not a sites/$siteId request or a batch request
return null;
}
/**
* Attempt to send the request, checks to see if we have an access token and if not
* asks the Authenticator to authenticate the request.
*
* If no Authenticator is provided the request is always sent.
*/
protected void send(){
if (mAuthenticator == null) {
mRestClient.send(mRequest);
} else {
mAuthenticator.authenticate(this);
}
}
public void sendWithAccessToken(String token){
mRequest.setAccessToken(token);
mRestClient.send(mRequest);
}
public void sendWithAccessToken(Oauth.Token token){
sendWithAccessToken(token.toString());
}
/**
* If an access token cannot be obtained the request can be aborted and the
* handler's onFailure method is called
*/
public void abort(VolleyError error){
if (mListener != null) {
mListener.onErrorResponse(error);
}
}
}
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