summaryrefslogtreecommitdiff
path: root/app/src/main/java/se/leap/bitmaskclient/ProviderCredentialsBaseActivity.java
blob: d41be5125d873fe5b540eb6908636ccc5356f4ea (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
package se.leap.bitmaskclient;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Build;
import android.os.Build.VERSION_CODES;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.annotation.StringRes;
import android.support.design.widget.TextInputEditText;
import android.support.design.widget.TextInputLayout;
import android.support.v4.content.LocalBroadcastManager;
import android.support.v7.widget.AppCompatButton;
import android.support.v7.widget.AppCompatTextView;
import android.text.Editable;
import android.text.Html;
import android.text.TextWatcher;
import android.text.method.LinkMovementMethod;
import android.text.util.Linkify;
import android.util.Log;
import android.view.KeyEvent;
import android.view.inputmethod.InputMethodManager;
import android.widget.TextView;

import org.json.JSONArray;
import org.json.JSONException;

import butterknife.InjectView;
import butterknife.OnClick;
import se.leap.bitmaskclient.Constants.CREDENTIAL_ERRORS;
import se.leap.bitmaskclient.userstatus.User;

import static android.view.View.GONE;
import static android.view.View.VISIBLE;
import static android.view.inputmethod.EditorInfo.IME_ACTION_DONE;
import static se.leap.bitmaskclient.Constants.BROADCAST_PROVIDER_API_EVENT;
import static se.leap.bitmaskclient.Constants.BROADCAST_RESULT_CODE;
import static se.leap.bitmaskclient.Constants.BROADCAST_RESULT_KEY;
import static se.leap.bitmaskclient.Constants.CREDENTIALS_PASSWORD;
import static se.leap.bitmaskclient.Constants.CREDENTIALS_USERNAME;
import static se.leap.bitmaskclient.Constants.PROVIDER_KEY;
import static se.leap.bitmaskclient.ProviderAPI.DOWNLOAD_VPN_CERTIFICATE;
import static se.leap.bitmaskclient.ProviderAPI.LOG_IN;
import static se.leap.bitmaskclient.ProviderAPI.SIGN_UP;

/**
 * Base Activity for activities concerning a provider interaction
 *
 * Created by fupduck on 09.01.18.
 */

public abstract class ProviderCredentialsBaseActivity extends ConfigWizardBaseActivity {

    final protected static String TAG = ProviderCredentialsBaseActivity.class.getName();

    final private static String ACTIVITY_STATE = "ACTIVITY STATE";

    final private static String SHOWING_FORM = "SHOWING_FORM";
    final private static String PERFORMING_ACTION = "PERFORMING_ACTION";
    final public static String USER_MESSAGE = "USER_MESSAGE";
    final private static String USERNAME_ERROR = "USERNAME_ERROR";
    final private static String PASSWORD_ERROR = "PASSWORD_ERROR";
    final private static String PASSWORD_VERIFICATION_ERROR = "PASSWORD_VERIFICATION_ERROR";

    protected Intent mConfigState = new Intent(SHOWING_FORM);
    protected ProviderAPIBroadcastReceiver providerAPIBroadcastReceiver;

    @InjectView(R.id.provider_credentials_user_message)
    AppCompatTextView userMessage;

    @InjectView(R.id.provider_credentials_username)
    TextInputEditText usernameField;

    @InjectView(R.id.provider_credentials_password)
    TextInputEditText passwordField;

    @InjectView(R.id.provider_credentials_password_verification)
    TextInputEditText passwordVerificationField;

    @InjectView(R.id.provider_credentials_username_error)
    TextInputLayout usernameError;

    @InjectView(R.id.provider_credentials_password_error)
    TextInputLayout passwordError;

    @InjectView(R.id.provider_credentials_password_verification_error)
    TextInputLayout passwordVerificationError;

    @InjectView(R.id.button)
    AppCompatButton button;

    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.a_provider_credentials);
        providerAPIBroadcastReceiver = new ProviderAPIBroadcastReceiver();

        IntentFilter updateIntentFilter = new IntentFilter(BROADCAST_PROVIDER_API_EVENT);
        updateIntentFilter.addCategory(Intent.CATEGORY_DEFAULT);
        LocalBroadcastManager.getInstance(this).registerReceiver(providerAPIBroadcastReceiver, updateIntentFilter);

        setUpListeners();
        restoreState(savedInstanceState);

        String userMessageString = getIntent().getStringExtra(USER_MESSAGE);
        if (userMessageString != null) {
            userMessage.setText(userMessageString);
            userMessage.setVisibility(VISIBLE);
        }
    }

    @Override
    protected void onResume() {
        super.onResume();

        String action = mConfigState.getAction();
        if (action == null) {
            return;
        }

        if(action.equalsIgnoreCase(PERFORMING_ACTION)) {
            showProgressBar();
        }
    }

    protected void restoreState(Bundle savedInstance) {
        super.restoreState(savedInstance);
        if (savedInstance == null) {
            return;
        }
        if (savedInstance.getString(USER_MESSAGE) != null) {
            userMessage.setText(savedInstance.getString(USER_MESSAGE));
            userMessage.setVisibility(VISIBLE);
        }
        usernameError.setError(savedInstance.getString(USERNAME_ERROR));
        passwordError.setError(savedInstance.getString(PASSWORD_ERROR));
        passwordVerificationError.setError(savedInstance.getString(PASSWORD_VERIFICATION_ERROR));
        if (savedInstance.getString(ACTIVITY_STATE) != null) {
            mConfigState.setAction(savedInstance.getString(ACTIVITY_STATE));
        }
    }

    @Override
    public void onSaveInstanceState(Bundle outState) {
        outState.putString(ACTIVITY_STATE, mConfigState.getAction());
        if (userMessage.getText() != null && userMessage.getVisibility() == VISIBLE) {
            outState.putString(USER_MESSAGE, userMessage.getText().toString());
        }
        if (usernameError.getError() != null) {
            outState.putString(USERNAME_ERROR, usernameError.getError().toString());
        }
        if (passwordError.getError() != null) {
            outState.putString(PASSWORD_ERROR, passwordError.getError().toString());
        }
        if (passwordVerificationError.getError() != null) {
            outState.putString(PASSWORD_VERIFICATION_ERROR, passwordVerificationError.getError().toString());
        }

        super.onSaveInstanceState(outState);
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        if (providerAPIBroadcastReceiver != null)
            LocalBroadcastManager.getInstance(this).unregisterReceiver(providerAPIBroadcastReceiver);
    }

    @OnClick(R.id.button)
    void handleButton() {
        mConfigState.setAction(PERFORMING_ACTION);
        hideKeyboard();
        showProgressBar();
    }

    protected void setButtonText(@StringRes int buttonText) {
        button.setText(buttonText);
    }

    String getUsername() {
        String username = usernameField.getText().toString();
        String providerDomain = provider.getDomain();
        if (username.endsWith(providerDomain)) {
            return username.split("@" + providerDomain)[0];
        }
        return username;
    }

    String getPassword() {
        return passwordField.getText().toString();
    }

    String getPasswordVerification() {
        return passwordVerificationField.getText().toString();
    }

    void login(String username, String password) {
        User.setUserName(username);

        Bundle parameters = bundleUsernameAndPassword(username, password);
        ProviderAPICommand.execute(this, LOG_IN, parameters, provider);
    }

    public void signUp(String username, String password) {
        User.setUserName(username);

        Bundle parameters = bundleUsernameAndPassword(username, password);
        ProviderAPICommand.execute(this, SIGN_UP, parameters, provider);
    }

    void downloadVpnCertificate(Provider handledProvider) {
        provider = handledProvider;
        ProviderAPICommand.execute(this, DOWNLOAD_VPN_CERTIFICATE, provider);
    }

    protected Bundle bundleUsernameAndPassword(String username, String password) {
        Bundle parameters = new Bundle();
        if (!username.isEmpty())
            parameters.putString(CREDENTIALS_USERNAME, username);
        if (!password.isEmpty())
            parameters.putString(CREDENTIALS_PASSWORD, password);
        return parameters;
    }

    private void setUpListeners() {
        usernameField.addTextChangedListener(new TextWatcher() {
            @Override
            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
            }

            @Override
            public void onTextChanged(CharSequence s, int start, int before, int count) {
            }

            @Override
            public void afterTextChanged(Editable s) {
                if (getUsername().equalsIgnoreCase("")) {
                    usernameError.setError(getString(R.string.username_ask));
                } else {
                    usernameError.setError(null);
                }
            }
        });
        usernameField.setOnEditorActionListener(new TextView.OnEditorActionListener() {
            @Override
            public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
                if (actionId == IME_ACTION_DONE
                        || event != null && event.getAction() == KeyEvent.ACTION_DOWN
                        && event.getKeyCode() == KeyEvent.KEYCODE_ENTER) {
                    passwordField.requestFocus();
                    return true;
                }
                return false;
            }
        });

        passwordField.addTextChangedListener(new TextWatcher() {
            @Override
            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
            }

            @Override
            public void onTextChanged(CharSequence s, int start, int before, int count) {
            }

            @Override
            public void afterTextChanged(Editable s) {
                if(getPassword().length() < 8) {
                    passwordError.setError(getString(R.string.error_not_valid_password_user_message));
                } else {
                    passwordError.setError(null);
                }
            }
        });
        passwordField.setOnEditorActionListener(new TextView.OnEditorActionListener() {
            @Override
            public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
                if (actionId == IME_ACTION_DONE
                        || event != null && event.getAction() == KeyEvent.ACTION_DOWN
                        && event.getKeyCode() == KeyEvent.KEYCODE_ENTER) {
                    if (passwordVerificationField.getVisibility() == VISIBLE) {
                        passwordVerificationField.requestFocus();
                    } else {
                        button.performClick();
                    }
                    return true;
                }
                return false;
            }
        });

        passwordVerificationField.addTextChangedListener(new TextWatcher() {
            @Override
            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
            }

            @Override
            public void onTextChanged(CharSequence s, int start, int before, int count) {
            }

            @Override
            public void afterTextChanged(Editable s) {
                if(getPassword().equals(getPasswordVerification())) {
                    passwordVerificationError.setError(null);
                } else {
                    passwordVerificationError.setError(getString(R.string.password_mismatch));
                }
            }
        });
        passwordVerificationField.setOnEditorActionListener(new TextView.OnEditorActionListener() {
            @Override
            public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
                if (actionId == IME_ACTION_DONE
                        || event != null &&  event.getAction() == KeyEvent.ACTION_DOWN
                        && event.getKeyCode() == KeyEvent.KEYCODE_ENTER) {
                    button.performClick();
                    return true;
                }
                return false;
            }
        });
    }

    private void hideKeyboard() {
        InputMethodManager imm = (InputMethodManager)getSystemService(Context.INPUT_METHOD_SERVICE);
        if (imm != null) {
            imm.hideSoftInputFromWindow(passwordField.getWindowToken(), 0);
        }
    }

    private void handleReceivedErrors(Bundle arguments) {
        if (arguments.containsKey(CREDENTIAL_ERRORS.PASSWORD_INVALID_LENGTH.toString()))
            passwordError.setError(getString(R.string.error_not_valid_password_user_message));
        else if (arguments.containsKey(CREDENTIAL_ERRORS.RISEUP_WARNING.toString())) {
            userMessage.setVisibility(VISIBLE);
            userMessage.setText(R.string.login_riseup_warning);
        }
        if (arguments.containsKey(CREDENTIALS_USERNAME)) {
            String username = arguments.getString(CREDENTIALS_USERNAME);
            usernameField.setText(username);
        }
        if (arguments.containsKey(CREDENTIAL_ERRORS.USERNAME_MISSING.toString())) {
            usernameError.setError(getString(R.string.username_ask));
        }
        if (arguments.containsKey(getString(R.string.user_message))) {
            String userMessageString = arguments.getString(getString(R.string.user_message));
            try {
                 userMessageString = new JSONArray(userMessageString).getString(0);
            } catch (JSONException e) {
                e.printStackTrace();
            }

            if (Build.VERSION.SDK_INT >= VERSION_CODES.N) {
                userMessage.setText(Html.fromHtml(userMessageString, Html.FROM_HTML_MODE_LEGACY));
            } else {
                userMessage.setText(Html.fromHtml(userMessageString));
            }
            Linkify.addLinks(userMessage, Linkify.ALL);
            userMessage.setMovementMethod(LinkMovementMethod.getInstance());
            userMessage.setVisibility(VISIBLE);
        } else if (userMessage.getVisibility() != GONE) {
            userMessage.setVisibility(GONE);
        }

        if (!usernameField.getText().toString().isEmpty() && passwordField.isFocusable())
            passwordField.requestFocus();

        mConfigState.setAction(SHOWING_FORM);
        hideProgressBar();
    }

    private void successfullyFinished(Provider handledProvider) {
        provider = handledProvider;
        Intent resultData = new Intent();
        resultData.putExtra(Provider.KEY, provider);
        setResult(RESULT_OK, resultData);
        finish();
    }

    public class ProviderAPIBroadcastReceiver extends BroadcastReceiver {
        @Override
        public void onReceive(Context context, Intent intent) {
            Log.d(TAG, "received Broadcast");

            String action = intent.getAction();
            if (action == null || !action.equalsIgnoreCase(BROADCAST_PROVIDER_API_EVENT)) {
                return;
            }

            int resultCode = intent.getIntExtra(BROADCAST_RESULT_CODE, RESULT_CANCELED);
            Bundle resultData = intent.getParcelableExtra(BROADCAST_RESULT_KEY);
            Provider handledProvider = resultData.getParcelable(PROVIDER_KEY);

            switch (resultCode) {
                case ProviderAPI.SUCCESSFUL_SIGNUP:
                case ProviderAPI.SUCCESSFUL_LOGIN:
                    downloadVpnCertificate(handledProvider);
                    break;
                case ProviderAPI.FAILED_LOGIN:
                case ProviderAPI.FAILED_SIGNUP:
                    handleReceivedErrors((Bundle) intent.getParcelableExtra(BROADCAST_RESULT_KEY));
                    break;

                case ProviderAPI.CORRECTLY_DOWNLOADED_VPN_CERTIFICATE:
                    successfullyFinished(handledProvider);
                    break;
                case ProviderAPI.INCORRECTLY_DOWNLOADED_VPN_CERTIFICATE:
                    // TODO activity.setResult(RESULT_CANCELED);
                    break;
            }
        }
    }
}