private void updateSiteIdentity(Tab tab, EnumSet<UpdateFlags> flags) {
final SiteIdentity siteIdentity;
if (tab == null) {
siteIdentity = null;
} else {
siteIdentity = tab.getSiteIdentity();
}
mSiteIdentityPopup.setSiteIdentity(siteIdentity);
final SecurityMode securityMode;
final MixedMode activeMixedMode;
final MixedMode displayMixedMode;
final TrackingMode trackingMode;
if (siteIdentity == null) {
securityMode = SecurityMode.UNKNOWN;
activeMixedMode = MixedMode.UNKNOWN;
displayMixedMode = MixedMode.UNKNOWN;
trackingMode = TrackingMode.UNKNOWN;
} else {
securityMode = siteIdentity.getSecurityMode();
activeMixedMode = siteIdentity.getMixedModeActive();
displayMixedMode = siteIdentity.getMixedModeDisplay();
trackingMode = siteIdentity.getTrackingMode();
}
// This is a bit tricky, but we have one icon and three potential indicators.
// Default to the identity level
int imageLevel = securityMode.ordinal();
// Check to see if any protection was overridden first
if (trackingMode == TrackingMode.TRACKING_CONTENT_LOADED) {
imageLevel = LEVEL_SHIELD_DISABLED;
} else if (trackingMode == TrackingMode.TRACKING_CONTENT_BLOCKED) {
imageLevel = LEVEL_SHIELD_ENABLED;
} else if (activeMixedMode == MixedMode.MIXED_CONTENT_LOADED) {
imageLevel = LEVEL_LOCK_DISABLED;
} else if (displayMixedMode == MixedMode.MIXED_CONTENT_LOADED) {
imageLevel = LEVEL_WARNING_MINOR;
}
if (mSecurityImageLevel != imageLevel) {
mSecurityImageLevel = imageLevel;
mSiteSecurity.setImageLevel(mSecurityImageLevel);
updatePageActions(flags);
}
mTrackingProtectionEnabled = trackingMode == TrackingMode.TRACKING_CONTENT_BLOCKED;
}