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package org.mozilla.vrbrowser.utils;
import android.content.Context;
import android.util.Log;
import org.mozilla.geckoview.GeckoSession;
import org.mozilla.vrbrowser.browser.SettingsStore;
import org.mozilla.vrbrowser.VRBrowserActivity;
import java.lang.reflect.Constructor;
import java.lang.reflect.Method;
public class ServoUtils {
private static final String SESSION_CLASSNAME = "org.mozilla.servo.ServoSession";
private static final String ALLOWLIST_CLASSNAME = "org.mozilla.servo.ServoAllowList";
private static final String LOGTAG = "ServoUtils";
private static Object mServoAllowList = null;
private static long mVRContext;
public static boolean isServoAvailable() {
try {
Class.forName(SESSION_CLASSNAME);
return true;
} catch (ClassNotFoundException e) {
return false;
}
}
public static void setExternalContext(long aContext) {
mVRContext = aContext;
}
public static boolean isInstanceOfServoSession(Object obj) {
try {
return Class.forName(SESSION_CLASSNAME).isInstance(obj);
} catch (ClassNotFoundException e) {
return false;
}
}
public static GeckoSession createServoSession(Context context) {
boolean layersEnabled = SettingsStore.getInstance(context).getLayersEnabled();
try {
Class clazz = Class.forName(SESSION_CLASSNAME);
Constructor<?> constructor = clazz.getConstructor(Context.class, long.class, boolean.class);
return (GeckoSession) constructor.newInstance(context, mVRContext, layersEnabled);
} catch (Exception e) {
Log.e(LOGTAG, "Can't load or instanciate ServoSession: " + e);
return null;
}
}
public static boolean isUrlInServoAllowList(Context context, String url) {
if (isServoAvailable()) {
try {
Class clazz = Class.forName(ALLOWLIST_CLASSNAME);
if (mServoAllowList == null) {
Constructor<?> constructor = clazz.getConstructor(Context.class);
mServoAllowList = constructor.newInstance(context);
}
Method isAllowed = clazz.getMethod("isAllowed", String.class);
return (boolean) isAllowed.invoke(mServoAllowList, url);
} catch (Exception e) {
Log.e(LOGTAG, "Failed to call ServoAllowList::isAllowed: " + e);
return false;
}
} else {
return false;
}
}
}