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Code Issues Projects Releases Wiki Activity

Add toast broadcast receiver; closes #56

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This commit is contained in:
Marius Lindvall 2019-11-14 23:10:28 +01:00
parent 279d787365
commit f7b1eb929f
3 changed files with 124 additions and 14 deletions
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1
android/app/src/main/AndroidManifest.xml
View file

@ -36,6 +36,7 @@
tools:ignore="ExportedReceiver">
<intent-filter>
<action android:name="info.varden.hauk.START_ALONE_THEN_SHARE_VIA" />
<action android:name="info.varden.hauk.START_ALONE_THEN_MAKE_TOAST" />
</intent-filter>
</receiver>

93
android/app/src/main/java/info/varden/hauk/global/Receiver.java
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@ -12,6 +12,7 @@ import info.varden.hauk.global.ui.AuthorizationActivity;
import info.varden.hauk.global.ui.DisplayShareDialogListener;
import info.varden.hauk.global.ui.toast.GNSSStatusUpdateListenerImpl;
import info.varden.hauk.global.ui.toast.SessionInitiationResponseHandlerImpl;
import info.varden.hauk.global.ui.toast.ShareListenerImpl;
import info.varden.hauk.http.SessionInitiationPacket;
import info.varden.hauk.manager.SessionManager;
import info.varden.hauk.struct.AdoptabilityPreference;
@ -45,44 +46,108 @@ import info.varden.hauk.utils.TimeUtils;
*/
public final class Receiver extends BroadcastReceiver {
@SuppressWarnings("HardCodedStringLiteral")
private static final String ACTION_START_SHARING_ALONE = "info.varden.hauk.START_ALONE_THEN_SHARE_VIA";
private static final String ACTION_START_SHARING_ALONE_WITH_MENU = "info.varden.hauk.START_ALONE_THEN_SHARE_VIA";
@SuppressWarnings("HardCodedStringLiteral")
private static final String ACTION_START_SHARING_ALONE_WITH_TOAST = "info.varden.hauk.START_ALONE_THEN_MAKE_TOAST";
@Override
public void onReceive(Context context, Intent intent) {
// Ensure we have a valid broadcast.
if (!ACTION_START_SHARING_ALONE.equals(intent.getAction())) return;
if (intent.getAction() == null) return;
if (!intent.hasExtra(Constants.EXTRA_BROADCAST_AUTHORIZATION_IDENTIFIER)) return;
// Check that the broadcast is authorized.
if (!checkAuthorization(context, intent)) return;
// Handle the broadcast appropriately.
switch (intent.getAction()) {
case ACTION_START_SHARING_ALONE_WITH_MENU:
startAloneThenShareVia(context, intent);
break;
case ACTION_START_SHARING_ALONE_WITH_TOAST:
startAloneThenMakeToast(context, intent);
break;
}
}
/**
* Checks whether or not the given broadcast source is authorized to start sharing without user
* interaction, and prompts the user if this status is unknown.
*
* @param ctx Android application context.
* @param intent The broadcast intent.
* @return true if handling should continue; false otherwise.
*/
private static boolean checkAuthorization(Context ctx, Intent intent) {
// Check that the source is authorized.
String identifier = intent.getStringExtra(Constants.EXTRA_BROADCAST_AUTHORIZATION_IDENTIFIER);
SharedPreferences authPrefs = context.getSharedPreferences(Constants.SHARED_PREFS_AUTHORIZATIONS, Context.MODE_PRIVATE);
SharedPreferences authPrefs = ctx.getSharedPreferences(Constants.SHARED_PREFS_AUTHORIZATIONS, Context.MODE_PRIVATE);
if (!authPrefs.contains(identifier)) {
// If not, show the authorization dialog and abort the session initiation.
Intent authIntent = new Intent(context, AuthorizationActivity.class);
Intent authIntent = new Intent(ctx, AuthorizationActivity.class);
authIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
authIntent.putExtra(Constants.EXTRA_BROADCAST_AUTHORIZATION_IDENTIFIER, identifier);
context.startActivity(authIntent);
return;
ctx.startActivity(authIntent);
return false;
} else if (!authPrefs.getBoolean(identifier, false)) {
// Denied sources are silently ignored.
return;
return false;
} else {
// Proceed with broadcast handling.
return true;
}
}
/**
* Starts a single user sharing session and prompts the user to share the link.
*
* @param ctx Android application context.
* @param intent The broadcast intent.
*/
private static void startAloneThenShareVia(Context ctx, Intent intent) {
// Create session initiation parameters.
PreferenceManager prefs = new PreferenceManager(context);
PreferenceManager prefs = new PreferenceManager(ctx);
SessionInitiationPacket.InitParameters initParams = buildSessionParams(intent, prefs);
boolean adoptable = intent.hasExtra(Constants.EXTRA_SESSION_ALLOW_ADOPT) ? intent.getBooleanExtra(Constants.EXTRA_SESSION_ALLOW_ADOPT, true) : prefs.get(Constants.PREF_ALLOW_ADOPTION);
SessionManager manager = new BroadcastSessionManager(context);
manager.attachShareListener(new DisplayShareDialogListener(context));
manager.attachStatusListener(new GNSSStatusUpdateListenerImpl(context));
SessionManager manager = new BroadcastSessionManager(ctx);
manager.attachShareListener(new DisplayShareDialogListener(ctx));
manager.attachStatusListener(new GNSSStatusUpdateListenerImpl(ctx));
try {
manager.shareLocation(initParams, new SessionInitiationResponseHandlerImpl(context), adoptable ? AdoptabilityPreference.ALLOW_ADOPTION : AdoptabilityPreference.DISALLOW_ADOPTION);
manager.shareLocation(initParams, new SessionInitiationResponseHandlerImpl(ctx), adoptable ? AdoptabilityPreference.ALLOW_ADOPTION : AdoptabilityPreference.DISALLOW_ADOPTION);
} catch (LocationPermissionsNotGrantedException e) {
Toast.makeText(context, R.string.err_missing_perms, Toast.LENGTH_LONG).show();
Toast.makeText(ctx, R.string.err_missing_perms, Toast.LENGTH_LONG).show();
} catch (LocationServicesDisabledException e) {
Toast.makeText(context, R.string.err_location_disabled, Toast.LENGTH_LONG).show();
Toast.makeText(ctx, R.string.err_location_disabled, Toast.LENGTH_LONG).show();
}
}
/**
* Starts a single user sharing session and displays the sharing link in a toast notification.
*
* @param ctx Android application context.
* @param intent The broadcast intent.
*/
private static void startAloneThenMakeToast(Context ctx, Intent intent) {
// Require a custom link ID for this broadcast.
if (!intent.hasExtra(Constants.EXTRA_SESSION_CUSTOM_ID)) return;
// Create session initiation parameters.
PreferenceManager prefs = new PreferenceManager(ctx);
SessionInitiationPacket.InitParameters initParams = buildSessionParams(intent, prefs);
boolean adoptable = intent.hasExtra(Constants.EXTRA_SESSION_ALLOW_ADOPT) ? intent.getBooleanExtra(Constants.EXTRA_SESSION_ALLOW_ADOPT, true) : prefs.get(Constants.PREF_ALLOW_ADOPTION);
SessionManager manager = new BroadcastSessionManager(ctx);
manager.attachShareListener(new ShareListenerImpl(ctx));
manager.attachStatusListener(new GNSSStatusUpdateListenerImpl(ctx));
try {
manager.shareLocation(initParams, new SessionInitiationResponseHandlerImpl(ctx), adoptable ? AdoptabilityPreference.ALLOW_ADOPTION : AdoptabilityPreference.DISALLOW_ADOPTION);
} catch (LocationPermissionsNotGrantedException e) {
Toast.makeText(ctx, R.string.err_missing_perms, Toast.LENGTH_LONG).show();
} catch (LocationServicesDisabledException e) {
Toast.makeText(ctx, R.string.err_location_disabled, Toast.LENGTH_LONG).show();
}
}

44
android/app/src/main/java/info/varden/hauk/global/ui/toast/ShareListenerImpl.java Normal file
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@ -0,0 +1,44 @@
package info.varden.hauk.global.ui.toast;
import android.content.Context;
import android.widget.Toast;
import info.varden.hauk.R;
import info.varden.hauk.manager.ShareListener;
import info.varden.hauk.struct.Share;
/**
* Share listener that opens a toast with the first sharing link received from the server.
*
* @author Marius Lindvall
*/
public class ShareListenerImpl implements ShareListener {
/**
* Android application context.
*/
private final Context ctx;
/**
* Whether or not the sharing dialog should be displayed.
*/
private boolean enabled = true;
public ShareListenerImpl(Context ctx) {
this.ctx = ctx;
}
@Override
public void onShareJoined(Share share) {
// Ensure that the toast is only displayed for the first link. The user could otherwise end
// up having multiple toasts displayed if the share is adopted and a new sharing link is
// added that way.
if (this.enabled) {
this.enabled = false;
Toast.makeText(this.ctx, String.format(this.ctx.getString(R.string.notify_body), share.getViewURL()), Toast.LENGTH_LONG).show();
}
}
@Override
public void onShareParted(Share share) {
}
}