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| import java.io.InputStream;
import java.util.Properties;
import com.oreilly.android.otweet.R;
import twitter4j.Twitter;
import twitter4j.http.AccessToken;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
public class OAuthHelper {
private static final String APPLICATION_PREFERENCES = "app_prefs";
private static final String AUTH_KEY = "auth_key";
private static final String AUTH_SEKRET_KEY = "auth_secret_key";
private SharedPreferences prefs;
private AccessToken accessToken;
private String consumerSecretKey;
private String consumerKey;
private Context context;
public OAuthHelper(Context context) {
this.context = context;
prefs = context.getSharedPreferences(APPLICATION_PREFERENCES, Context.MODE_PRIVATE);
loadConsumerKeys();
accessToken = loadAccessToken();
}
public void configureOAuth(Twitter twitter) {
twitter.setOAuthConsumer(consumerKey, consumerSecretKey);
twitter.setOAuthAccessToken(accessToken);
}
public boolean hasAccessToken() {
return null != accessToken;
}
public void storeAccessToken(AccessToken accessToken) {
Editor editor = prefs.edit();
editor.putString(AUTH_KEY, accessToken.getToken());
editor.putString(AUTH_SEKRET_KEY, accessToken.getTokenSecret());
editor.commit();
this.accessToken = accessToken;
}
private AccessToken loadAccessToken() {
String token = prefs.getString(AUTH_KEY, null);
String tokenSecret = prefs.getString(AUTH_SEKRET_KEY, null);
if (null != token && null != tokenSecret) {
return new AccessToken(token, tokenSecret);
} else {
return null;
}
}
private void loadConsumerKeys() {
try {
Properties props = new Properties();
InputStream stream = context.getResources().openRawResource(R.raw.oauth);
props.load(stream);
consumerKey = (String)props.get("consumer_key");
consumerSecretKey = (String)props.get("consumer_secret_key");
} catch (Exception e) {
throw new RuntimeException("Unable to load consumer keys from oauth.properties", e);
}
}
} |
