michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: package org.mozilla.gecko.sync;
michael@0: import java.net.URI;
michael@0: import java.net.URISyntaxException;
michael@0: 
michael@0: import org.mozilla.gecko.sync.delegates.NodeAssignmentCallback;
michael@0: 
michael@0: import android.content.SharedPreferences;
michael@0: import android.content.SharedPreferences.Editor;
michael@0: 
michael@0: public class SharedPreferencesNodeAssignmentCallback implements NodeAssignmentCallback {
michael@0:   protected final SharedPreferences sharedPreferences;
michael@0:   protected final String nodeWeaveURL;
michael@0: 
michael@0:   public SharedPreferencesNodeAssignmentCallback(SharedPreferences sharedPreferences, String nodeWeaveURL)
michael@0:       throws SyncConfigurationException {
michael@0:     this.sharedPreferences = sharedPreferences;
michael@0:     if (nodeWeaveURL == null) {
michael@0:       throw new IllegalArgumentException("nodeWeaveURL must not be null");
michael@0:     }
michael@0:     try {
michael@0:       new URI(nodeWeaveURL);
michael@0:     } catch (URISyntaxException e) {
michael@0:       throw new SyncConfigurationException();
michael@0:     }
michael@0:     this.nodeWeaveURL = nodeWeaveURL;
michael@0:   }
michael@0: 
michael@0:   public synchronized boolean getClusterURLIsStale() {
michael@0:     return sharedPreferences.getBoolean(SyncConfiguration.PREF_CLUSTER_URL_IS_STALE, false);
michael@0:   }
michael@0: 
michael@0:   public synchronized void setClusterURLIsStale(boolean clusterURLIsStale) {
michael@0:     Editor edit = sharedPreferences.edit();
michael@0:     edit.putBoolean(SyncConfiguration.PREF_CLUSTER_URL_IS_STALE, clusterURLIsStale);
michael@0:     edit.commit();
michael@0:   }
michael@0: 
michael@0:   @Override
michael@0:   public boolean wantNodeAssignment() {
michael@0:     return getClusterURLIsStale();
michael@0:   }
michael@0: 
michael@0:   @Override
michael@0:   public void informNodeAuthenticationFailed(GlobalSession session, URI failedClusterURL) {
michael@0:     // TODO: communicate to the user interface that we need a new user password!
michael@0:     // TODO: only freshen the cluster URL (better yet, forget the cluster URL) after the user has provided new credentials.
michael@0:     setClusterURLIsStale(false);
michael@0:   }
michael@0: 
michael@0:   @Override
michael@0:   public void informNodeAssigned(GlobalSession session, URI oldClusterURL, URI newClusterURL) {
michael@0:     setClusterURLIsStale(false);
michael@0:   }
michael@0: 
michael@0:   @Override
michael@0:   public String nodeWeaveURL() {
michael@0:     return this.nodeWeaveURL;
michael@0:   }
michael@0: }