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package org.sufficientlysecure.keychain.ui.linked;
import java.io.IOException;
import android.content.Context;
import android.content.Intent;
import android.os.AsyncTask;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v7.widget.CardView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.ViewAnimator;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.operations.results.LinkedVerifyResult;
import org.sufficientlysecure.keychain.pgp.linked.LinkedCookieResource;
import org.sufficientlysecure.keychain.pgp.linked.LinkedIdentity;
import org.sufficientlysecure.keychain.pgp.linked.LinkedResource;
import org.sufficientlysecure.keychain.pgp.linked.RawLinkedIdentity;
import org.sufficientlysecure.keychain.provider.KeychainContract.Certs;
import org.sufficientlysecure.keychain.ui.adapter.LinkedIdsAdapter.ViewHolder;
import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils.State;
import org.sufficientlysecure.keychain.ui.util.Notify;
import org.sufficientlysecure.keychain.ui.util.Notify.Style;
public class LinkedIdViewFragment extends Fragment {
private static final String ARG_ENCODED_LID = "encoded_lid";
private static final String ARG_VERIFIED = "verified";
private static final String ARG_FINGERPRINT = "fingerprint";
private RawLinkedIdentity mLinkedId;
private LinkedCookieResource mLinkedResource;
private Integer mVerified;
private CardView vLinkedIdsCard;
private Context mContext;
private byte[] mFingerprint;
private LayoutInflater mInflater;
private LinearLayout vLinkedCerts;
private View mCurrentCert;
private boolean mInProgress;
private ViewAnimator mButtonSwitcher;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Bundle args = getArguments();
byte[] data = args.getByteArray(ARG_ENCODED_LID);
try {
mLinkedId = LinkedIdentity.fromAttributeData(data);
} catch (IOException e) {
// TODO um…
e.printStackTrace();
throw new AssertionError("reconstruction of user attribute must succeed!");
}
if (mLinkedId instanceof LinkedIdentity) {
LinkedResource res = ((LinkedIdentity) mLinkedId).mResource;
mLinkedResource = (LinkedCookieResource) res;
}
mVerified = args.containsKey(ARG_VERIFIED) ? args.getInt(ARG_VERIFIED) : null;
mFingerprint = args.getByteArray(ARG_FINGERPRINT);
mContext = getActivity();
mInflater = getLayoutInflater(savedInstanceState);
}
public static Fragment newInstance(RawLinkedIdentity id,
Integer isVerified, byte[] fingerprint) throws IOException {
LinkedIdViewFragment frag = new LinkedIdViewFragment();
Bundle args = new Bundle();
args.putByteArray(ARG_ENCODED_LID, id.toUserAttribute().getEncoded());
if (isVerified != null) {
args.putInt(ARG_VERIFIED, isVerified);
}
args.putByteArray(ARG_FINGERPRINT, fingerprint);
frag.setArguments(args);
return frag;
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup superContainer, Bundle savedInstanceState) {
View root = inflater.inflate(R.layout.linked_id_view_fragment, null);
vLinkedIdsCard = (CardView) root.findViewById(R.id.card_linked_ids);
vLinkedCerts = (LinearLayout) root.findViewById(R.id.linked_id_certs);
View back = root.findViewById(R.id.back_button);
back.setClickable(true);
back.findViewById(R.id.back_button).setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
getFragmentManager().popBackStack();
}
});
ViewHolder holder = new ViewHolder(root);
if (mVerified != null) {
holder.vVerified.setVisibility(View.VISIBLE);
switch (mVerified) {
case Certs.VERIFIED_SECRET:
KeyFormattingUtils.setStatusImage(mContext, holder.vVerified,
null, State.VERIFIED, KeyFormattingUtils.DEFAULT_COLOR);
break;
case Certs.VERIFIED_SELF:
KeyFormattingUtils.setStatusImage(mContext, holder.vVerified,
null, State.UNVERIFIED, KeyFormattingUtils.DEFAULT_COLOR);
break;
default:
KeyFormattingUtils.setStatusImage(mContext, holder.vVerified,
null, State.INVALID, KeyFormattingUtils.DEFAULT_COLOR);
break;
}
} else {
holder.vVerified.setVisibility(View.GONE);
}
holder.setData(mContext, mLinkedId);
// no resource, nothing further we can do…
if (mLinkedResource == null) {
root.findViewById(R.id.button_view).setVisibility(View.GONE);
root.findViewById(R.id.button_verify).setVisibility(View.GONE);
return root;
}
View button_view = root.findViewById(R.id.button_view);
if (mLinkedResource.isViewable()) {
button_view.setVisibility(View.VISIBLE);
button_view.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = mLinkedResource.getViewIntent();
if (intent == null) {
return;
}
getActivity().startActivity(intent);
}
});
} else {
button_view.setVisibility(View.GONE);
}
mButtonSwitcher = (ViewAnimator) root.findViewById(R.id.button_animator);
View button_verify = root.findViewById(R.id.button_verify);
button_verify.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
verifyResource();
}
});
View button_retry = root.findViewById(R.id.button_retry);
button_retry.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
verifyResource();
}
});
View button_confirm = root.findViewById(R.id.button_confirm);
button_confirm.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Notify.createNotify(getActivity(), "confirmed!", Notify.LENGTH_LONG, Style.INFO).show();
}
});
return root;
}
static class ViewHolderCert {
final ViewAnimator vProgress;
final ImageView vIcon;
final TextView vText;
ViewHolderCert(View view) {
vProgress = (ViewAnimator) view.findViewById(R.id.linked_cert_progress);
vIcon = (ImageView) view.findViewById(R.id.linked_cert_icon);
vText = (TextView) view.findViewById(R.id.linked_cert_text);
}
void setShowProgress(boolean show) {
vProgress.setDisplayedChild(show ? 0 : 1);
}
}
void showButton(int which) {
if (mButtonSwitcher.getDisplayedChild() == which) {
return;
}
mButtonSwitcher.setDisplayedChild(which);
}
void verifyResource() {
// only one at a time
synchronized (this) {
if (mInProgress) {
return;
}
mInProgress = true;
}
// is there a current certification? if not create a new one
final ViewHolderCert holder;
if (mCurrentCert == null) {
mCurrentCert = mInflater.inflate(R.layout.linked_id_cert, null);
holder = new ViewHolderCert(mCurrentCert);
mCurrentCert.setTag(holder);
vLinkedCerts.addView(mCurrentCert);
} else {
holder = (ViewHolderCert) mCurrentCert.getTag();
}
holder.setShowProgress(true);
holder.vText.setText("Verifying…");
new AsyncTask<Void,Void,LinkedVerifyResult>() {
@Override
protected LinkedVerifyResult doInBackground(Void... params) {
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
// nvm
}
return mLinkedResource.verify(mFingerprint, mLinkedId.mNonce);
}
@Override
protected void onPostExecute(LinkedVerifyResult result) {
holder.setShowProgress(false);
if (result.success()) {
showButton(2);
holder.vText.setText("Ok");
} else {
showButton(1);
holder.vText.setText("Error");
}
mInProgress = false;
}
}.execute();
}
}
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