diff options
Diffstat (limited to 'OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/KeyEditor.java')
| -rw-r--r-- | OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/KeyEditor.java | 377 |
1 files changed, 377 insertions, 0 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/KeyEditor.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/KeyEditor.java new file mode 100644 index 000000000..c7bd1c987 --- /dev/null +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/KeyEditor.java @@ -0,0 +1,377 @@ +/* + * Copyright (C) 2010 Thialfihar <thi@thialfihar.org> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.sufficientlysecure.keychain.ui.widget; + +import android.annotation.TargetApi; +import android.app.DatePickerDialog; +import android.app.Dialog; +import android.content.Context; +import android.content.DialogInterface; +import android.text.format.DateUtils; +import android.util.AttributeSet; +import android.view.View; +import android.view.View.OnClickListener; +import android.view.ViewGroup; +import android.widget.CheckBox; +import android.widget.CompoundButton; +import android.widget.DatePicker; +import android.widget.LinearLayout; +import android.widget.TableLayout; +import android.widget.TableRow; +import android.widget.TextView; + +import com.beardedhen.androidbootstrap.BootstrapButton; + +import org.spongycastle.bcpg.sig.KeyFlags; +import org.spongycastle.openpgp.PGPPublicKey; +import org.spongycastle.openpgp.PGPSecretKey; + +import org.sufficientlysecure.keychain.R; +import org.sufficientlysecure.keychain.pgp.PgpKeyHelper; +import org.sufficientlysecure.keychain.util.Choice; + +import java.text.DateFormat; +import java.util.Calendar; +import java.util.Date; +import java.util.GregorianCalendar; +import java.util.TimeZone; +import java.util.Vector; + +public class KeyEditor extends LinearLayout implements Editor, OnClickListener { + private PGPSecretKey mKey; + + private EditorListener mEditorListener = null; + + private boolean mIsMasterKey; + BootstrapButton mDeleteButton; + TextView mAlgorithm; + TextView mKeyId; + TextView mCreationDate; + BootstrapButton mExpiryDateButton; + GregorianCalendar mCreatedDate; + GregorianCalendar mExpiryDate; + GregorianCalendar mOriginalExpiryDate = null; + CheckBox mChkCertify; + CheckBox mChkSign; + CheckBox mChkEncrypt; + CheckBox mChkAuthenticate; + int mUsage; + int mOriginalUsage; + boolean mIsNewKey; + + private CheckBox.OnCheckedChangeListener mCheckChanged = new CheckBox.OnCheckedChangeListener() + { + @Override + public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) + { + if (mEditorListener != null) { + mEditorListener.onEdited(); + } + } + }; + + + private int mDatePickerResultCount = 0; + private DatePickerDialog.OnDateSetListener mExpiryDateSetListener = + new DatePickerDialog.OnDateSetListener() { + public void onDateSet(DatePicker view, int year, int monthOfYear, int dayOfMonth) { + // Note: Ignore results after the first one - android sends multiples. + if (mDatePickerResultCount++ == 0) { + GregorianCalendar date = new GregorianCalendar(TimeZone.getTimeZone("UTC")); + date.set(year, monthOfYear, dayOfMonth); + if (mOriginalExpiryDate != null) { + long numDays = (date.getTimeInMillis() / 86400000) - + (mOriginalExpiryDate.getTimeInMillis() / 86400000); + if (numDays == 0) { + setExpiryDate(mOriginalExpiryDate); + } else { + setExpiryDate(date); + } + } else { + setExpiryDate(date); + } + if (mEditorListener != null) { + mEditorListener.onEdited(); + } + } + } + }; + + public KeyEditor(Context context) { + super(context); + } + + public KeyEditor(Context context, AttributeSet attrs) { + super(context, attrs); + } + + @Override + protected void onFinishInflate() { + setDrawingCacheEnabled(true); + setAlwaysDrawnWithCacheEnabled(true); + + mAlgorithm = (TextView) findViewById(R.id.algorithm); + mKeyId = (TextView) findViewById(R.id.keyId); + mCreationDate = (TextView) findViewById(R.id.creation); + mExpiryDateButton = (BootstrapButton) findViewById(R.id.expiry); + + mDeleteButton = (BootstrapButton) findViewById(R.id.delete); + mDeleteButton.setOnClickListener(this); + mChkCertify = (CheckBox) findViewById(R.id.chkCertify); + mChkCertify.setOnCheckedChangeListener(mCheckChanged); + mChkSign = (CheckBox) findViewById(R.id.chkSign); + mChkSign.setOnCheckedChangeListener(mCheckChanged); + mChkEncrypt = (CheckBox) findViewById(R.id.chkEncrypt); + mChkEncrypt.setOnCheckedChangeListener(mCheckChanged); + mChkAuthenticate = (CheckBox) findViewById(R.id.chkAuthenticate); + mChkAuthenticate.setOnCheckedChangeListener(mCheckChanged); + + setExpiryDate(null); + + mExpiryDateButton.setOnClickListener(new OnClickListener() { + @TargetApi(11) + public void onClick(View v) { + GregorianCalendar date = mExpiryDate; + if (date == null) { + date = new GregorianCalendar(TimeZone.getTimeZone("UTC")); + } + /* + * Using custom DatePickerDialog which overrides the setTitle because + * the DatePickerDialog title is buggy (unix warparound bug). + * See: https://code.google.com/p/android/issues/detail?id=49066 + */ + DatePickerDialog dialog = new ExpiryDatePickerDialog(getContext(), + mExpiryDateSetListener, date.get(Calendar.YEAR), date.get(Calendar.MONTH), + date.get(Calendar.DAY_OF_MONTH)); + mDatePickerResultCount = 0; + dialog.setCancelable(true); + dialog.setButton(Dialog.BUTTON_NEGATIVE, + getContext().getString(R.string.btn_no_date), + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + // Note: Ignore results after the first one - android sends multiples. + if (mDatePickerResultCount++ == 0) { + setExpiryDate(null); + if (mEditorListener != null) { + mEditorListener.onEdited(); + } + } + } + }); + + // setCalendarViewShown() is supported from API 11 onwards. + if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB) { + // Hide calendarView in tablets because of the unix warparound bug. + dialog.getDatePicker().setCalendarViewShown(false); + } + if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB) { + if (dialog != null && mCreatedDate != null) { + dialog.getDatePicker() + .setMinDate( + mCreatedDate.getTime().getTime() + DateUtils.DAY_IN_MILLIS); + } else { + //When created date isn't available + dialog.getDatePicker().setMinDate(date.getTime().getTime() + DateUtils.DAY_IN_MILLIS); + } + } + + dialog.show(); + } + }); + + super.onFinishInflate(); + } + + public void setCanBeEdited(boolean canBeEdited) { + if (!canBeEdited) { + mDeleteButton.setVisibility(View.INVISIBLE); + mExpiryDateButton.setEnabled(false); + mChkSign.setEnabled(false); //certify is always disabled + mChkEncrypt.setEnabled(false); + mChkAuthenticate.setEnabled(false); + } + } + + public void setValue(PGPSecretKey key, boolean isMasterKey, int usage, boolean isNewKey) { + mKey = key; + + mIsMasterKey = isMasterKey; + if (mIsMasterKey) { + mDeleteButton.setVisibility(View.INVISIBLE); + } + + mAlgorithm.setText(PgpKeyHelper.getAlgorithmInfo(key)); + String keyIdStr = PgpKeyHelper.convertKeyIdToHex(key.getKeyID()); + mKeyId.setText(keyIdStr); + + Vector<Choice> choices = new Vector<Choice>(); + boolean isElGamalKey = (key.getPublicKey().getAlgorithm() == PGPPublicKey.ELGAMAL_ENCRYPT); + boolean isDSAKey = (key.getPublicKey().getAlgorithm() == PGPPublicKey.DSA); + if (isElGamalKey) { + mChkSign.setVisibility(View.INVISIBLE); + TableLayout table = (TableLayout) findViewById(R.id.table_keylayout); + TableRow row = (TableRow) findViewById(R.id.row_sign); + table.removeView(row); + } + if (isDSAKey) { + mChkEncrypt.setVisibility(View.INVISIBLE); + TableLayout table = (TableLayout) findViewById(R.id.table_keylayout); + TableRow row = (TableRow) findViewById(R.id.row_encrypt); + table.removeView(row); + } + if (!mIsMasterKey) { + mChkCertify.setVisibility(View.INVISIBLE); + TableLayout table = (TableLayout) findViewById(R.id.table_keylayout); + TableRow row = (TableRow) findViewById(R.id.row_certify); + table.removeView(row); + } else { + TextView mLabelUsage2 = (TextView) findViewById(R.id.label_usage2); + mLabelUsage2.setVisibility(View.INVISIBLE); + } + + int selectId = 0; + mIsNewKey = isNewKey; + if (isNewKey) { + mUsage = usage; + mChkCertify.setChecked((usage & KeyFlags.CERTIFY_OTHER) == KeyFlags.CERTIFY_OTHER); + mChkSign.setChecked((usage & KeyFlags.SIGN_DATA) == KeyFlags.SIGN_DATA); + mChkEncrypt.setChecked(((usage & KeyFlags.ENCRYPT_COMMS) == KeyFlags.ENCRYPT_COMMS) || + ((usage & KeyFlags.ENCRYPT_STORAGE) == KeyFlags.ENCRYPT_STORAGE)); + mChkAuthenticate.setChecked((usage & KeyFlags.AUTHENTICATION) == KeyFlags.AUTHENTICATION); + } else { + mUsage = PgpKeyHelper.getKeyUsage(key); + mOriginalUsage = mUsage; + if (key.isMasterKey()) { + mChkCertify.setChecked(PgpKeyHelper.isCertificationKey(key)); + } + mChkSign.setChecked(PgpKeyHelper.isSigningKey(key)); + mChkEncrypt.setChecked(PgpKeyHelper.isEncryptionKey(key)); + mChkAuthenticate.setChecked(PgpKeyHelper.isAuthenticationKey(key)); + } + + GregorianCalendar cal = new GregorianCalendar(TimeZone.getTimeZone("UTC")); + cal.setTime(PgpKeyHelper.getCreationDate(key)); + setCreatedDate(cal); + cal = new GregorianCalendar(TimeZone.getTimeZone("UTC")); + Date expiryDate = PgpKeyHelper.getExpiryDate(key); + if (expiryDate == null) { + setExpiryDate(null); + } else { + cal.setTime(PgpKeyHelper.getExpiryDate(key)); + setExpiryDate(cal); + mOriginalExpiryDate = cal; + } + + } + + public PGPSecretKey getValue() { + return mKey; + } + + public void onClick(View v) { + final ViewGroup parent = (ViewGroup) getParent(); + if (v == mDeleteButton) { + parent.removeView(this); + if (mEditorListener != null) { + mEditorListener.onDeleted(this, mIsNewKey); + } + } + } + + public void setEditorListener(EditorListener listener) { + mEditorListener = listener; + } + + private void setCreatedDate(GregorianCalendar date) { + mCreatedDate = date; + if (date == null) { + mCreationDate.setText(getContext().getString(R.string.none)); + } else { + mCreationDate.setText(DateFormat.getDateInstance().format(date.getTime())); + } + } + + private void setExpiryDate(GregorianCalendar date) { + mExpiryDate = date; + if (date == null) { + mExpiryDateButton.setText(getContext().getString(R.string.none)); + } else { + mExpiryDateButton.setText(DateFormat.getDateInstance().format(date.getTime())); + } + } + + public GregorianCalendar getExpiryDate() { + return mExpiryDate; + } + + public int getUsage() { + mUsage = (mUsage & ~KeyFlags.CERTIFY_OTHER) | + (mChkCertify.isChecked() ? KeyFlags.CERTIFY_OTHER : 0); + mUsage = (mUsage & ~KeyFlags.SIGN_DATA) | + (mChkSign.isChecked() ? KeyFlags.SIGN_DATA : 0); + mUsage = (mUsage & ~KeyFlags.ENCRYPT_COMMS) | + (mChkEncrypt.isChecked() ? KeyFlags.ENCRYPT_COMMS : 0); + mUsage = (mUsage & ~KeyFlags.ENCRYPT_STORAGE) | + (mChkEncrypt.isChecked() ? KeyFlags.ENCRYPT_STORAGE : 0); + mUsage = (mUsage & ~KeyFlags.AUTHENTICATION) | + (mChkAuthenticate.isChecked() ? KeyFlags.AUTHENTICATION : 0); + + return mUsage; + } + + public boolean needsSaving() { + if (mIsNewKey) { + return true; + } + + boolean retval = (getUsage() != mOriginalUsage); + + boolean dateChanged; + boolean mOEDNull = (mOriginalExpiryDate == null); + boolean mEDNull = (mExpiryDate == null); + if (mOEDNull != mEDNull) { + dateChanged = true; + } else { + if (mOEDNull) { + //both null, no change + dateChanged = false; + } else { + dateChanged = ((mExpiryDate.compareTo(mOriginalExpiryDate)) != 0); + } + } + retval |= dateChanged; + + return retval; + } + + public boolean getIsNewKey() { + return mIsNewKey; + } +} + +class ExpiryDatePickerDialog extends DatePickerDialog { + + public ExpiryDatePickerDialog(Context context, OnDateSetListener callBack, + int year, int monthOfYear, int dayOfMonth) { + super(context, callBack, year, monthOfYear, dayOfMonth); + } + + //Set permanent title. + public void setTitle(CharSequence title) { + super.setTitle(getContext().getString(R.string.expiry_date_dialog_title)); + } +} |