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package org.sufficientlysecure.keychain.ui.linked;
import android.graphics.PorterDuff;
import android.os.AsyncTask;
import android.os.Bundle;
import android.os.Parcelable;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.ViewAnimator;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.linked.LinkedAttribute;
import org.sufficientlysecure.keychain.linked.LinkedTokenResource;
import org.sufficientlysecure.keychain.operations.results.LinkedVerifyResult;
import org.sufficientlysecure.keychain.operations.results.OperationResult;
import org.sufficientlysecure.keychain.operations.results.OperationResult.OperationLog;
import org.sufficientlysecure.keychain.pgp.WrappedUserAttribute;
import org.sufficientlysecure.keychain.service.SaveKeyringParcel;
import org.sufficientlysecure.keychain.service.input.CryptoInputParcel;
import org.sufficientlysecure.keychain.ui.base.CryptoOperationFragment;
import org.sufficientlysecure.keychain.ui.util.Notify;
public abstract class LinkedIdCreateFinalFragment extends CryptoOperationFragment {
protected LinkedIdWizard mLinkedIdWizard;
private ImageView mVerifyImage;
private TextView mVerifyStatus;
private ViewAnimator mVerifyAnimator;
// This is a resource, set AFTER it has been verified
LinkedTokenResource mVerifiedResource = null;
private ViewAnimator mVerifyButtonAnimator;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mLinkedIdWizard = (LinkedIdWizard) getActivity();
}
protected abstract View newView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState);
@Override @NonNull
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
final View view = newView(inflater, container, savedInstanceState);
View nextButton = view.findViewById(R.id.next_button);
if (nextButton != null) {
nextButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
cryptoOperation();
}
});
}
view.findViewById(R.id.back_button).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mLinkedIdWizard.loadFragment(null, null, LinkedIdWizard.FRAG_ACTION_TO_LEFT);
}
});
mVerifyAnimator = (ViewAnimator) view.findViewById(R.id.verify_progress);
mVerifyImage = (ImageView) view.findViewById(R.id.verify_image);
mVerifyStatus = (TextView) view.findViewById(R.id.verify_status);
mVerifyButtonAnimator = (ViewAnimator) view.findViewById(R.id.verify_buttons);
view.findViewById(R.id.button_verify).setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
proofVerify();
}
});
view.findViewById(R.id.button_retry).setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
proofVerify();
}
});
setVerifyProgress(false, null);
mVerifyStatus.setText(R.string.linked_verify_pending);
return view;
}
abstract LinkedTokenResource getResource(OperationLog log);
private void setVerifyProgress(boolean on, Boolean success) {
if (success == null) {
mVerifyStatus.setText(R.string.linked_verifying);
displayButton(on ? 2 : 0);
} else if (success) {
mVerifyStatus.setText(R.string.linked_verify_success);
mVerifyImage.setImageResource(R.drawable.status_signature_verified_cutout_24dp);
mVerifyImage.setColorFilter(getResources().getColor(R.color.android_green_dark),
PorterDuff.Mode.SRC_IN);
displayButton(2);
} else {
mVerifyStatus.setText(R.string.linked_verify_error);
mVerifyImage.setImageResource(R.drawable.status_signature_unknown_cutout_24dp);
mVerifyImage.setColorFilter(getResources().getColor(R.color.android_red_dark),
PorterDuff.Mode.SRC_IN);
displayButton(1);
}
mVerifyAnimator.setDisplayedChild(on ? 1 : 0);
}
public void displayButton(int button) {
if (mVerifyButtonAnimator.getDisplayedChild() == button) {
return;
}
mVerifyButtonAnimator.setDisplayedChild(button);
}
protected void proofVerify() {
setVerifyProgress(true, null);
new AsyncTask<Void,Void,LinkedVerifyResult>() {
@Override
protected LinkedVerifyResult doInBackground(Void... params) {
long timer = System.currentTimeMillis();
OperationLog log = new OperationLog();
LinkedTokenResource resource = getResource(log);
if (resource == null) {
return new LinkedVerifyResult(LinkedVerifyResult.RESULT_ERROR, log);
}
LinkedVerifyResult result = resource.verify(getActivity(), mLinkedIdWizard.mFingerprint);
// ux flow: this operation should take at last a second
timer = System.currentTimeMillis() -timer;
if (timer < 1000) try {
Thread.sleep(1000 -timer);
} catch (InterruptedException e) {
// never mind
}
if (result.success()) {
mVerifiedResource = resource;
}
return result;
}
@Override
protected void onPostExecute(LinkedVerifyResult result) {
super.onPostExecute(result);
if (result.success()) {
setVerifyProgress(false, true);
} else {
setVerifyProgress(false, false);
// on error, show error message
result.createNotify(getActivity()).show(LinkedIdCreateFinalFragment.this);
}
}
}.execute();
}
@Override
protected void cryptoOperation() {
if (mVerifiedResource == null) {
Notify.create(getActivity(), R.string.linked_need_verify, Notify.Style.ERROR)
.show(LinkedIdCreateFinalFragment.this);
return;
}
super.cryptoOperation();
}
@Override
protected void cryptoOperation(CryptoInputParcel cryptoInput) {
if (mVerifiedResource == null) {
Notify.create(getActivity(), R.string.linked_need_verify, Notify.Style.ERROR)
.show(LinkedIdCreateFinalFragment.this);
return;
}
super.cryptoOperation(cryptoInput);
}
@Nullable
@Override
public Parcelable createOperationInput() {
SaveKeyringParcel skp =
new SaveKeyringParcel(mLinkedIdWizard.mMasterKeyId, mLinkedIdWizard.mFingerprint);
WrappedUserAttribute ua =
LinkedAttribute.fromResource(mVerifiedResource).toUserAttribute();
skp.mAddUserAttribute.add(ua);
return skp;
}
@Override
public void onCryptoOperationSuccess(OperationResult result) {
getActivity().finish();
}
@Override
public void onCryptoOperationError(OperationResult result) {
result.createNotify(getActivity()).show(this);
}
}
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