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
|
package it.niedermann.owncloud.notes.android.activity;
import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.drawable.Drawable;
import android.os.AsyncTask;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;
import android.text.Editable;
import android.text.TextWatcher;
import android.util.Log;
import android.view.KeyEvent;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;
import it.niedermann.owncloud.notes.R;
import it.niedermann.owncloud.notes.util.NotesClientUtil;
import it.niedermann.owncloud.notes.util.NotesClientUtil.LoginStatus;
/**
* Allows to set Settings like URL, Username and Password for Server-Synchronization
* Created by stefan on 22.09.15.
*/
public class SettingsActivity extends AppCompatActivity {
public static final String SETTINGS_FIRST_RUN = "firstRun";
public static final String SETTINGS_URL = "settingsUrl";
public static final String SETTINGS_USERNAME = "settingsUsername";
public static final String SETTINGS_PASSWORD = "settingsPassword";
public static final String DEFAULT_SETTINGS = "";
public static final int CREDENTIALS_CHANGED = 3;
private SharedPreferences preferences = null;
private EditText field_url = null;
private EditText field_username = null;
private EditText field_password = null;
private Button btn_submit = null;
private boolean first_run = false;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_settings);
preferences = PreferenceManager
.getDefaultSharedPreferences(getApplicationContext());
if (preferences.getBoolean(SettingsActivity.SETTINGS_FIRST_RUN, true)) {
first_run = true;
if (getSupportActionBar() != null) {
getSupportActionBar().setDisplayHomeAsUpEnabled(false);
}
}
field_url = (EditText) findViewById(R.id.settings_url);
field_username = (EditText) findViewById(R.id.settings_username);
field_password = (EditText) findViewById(R.id.settings_password);
btn_submit = (Button) findViewById(R.id.settings_submit);
field_url.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) {
String url = field_url.getText().toString();
if (!url.endsWith("/")) {
url += "/";
}
if (!url.startsWith("http://") && !url.startsWith("https://")) {
url = "https://" + url;
}
new URLValidatorAsyncTask().execute(url);
if (NotesClientUtil.isHttp(url)) {
findViewById(R.id.settings_url_warn_http).setVisibility(View.VISIBLE);
} else {
findViewById(R.id.settings_url_warn_http).setVisibility(View.GONE);
}
handleSubmitButtonEnabled(field_url.getText(), field_username.getText());
}
@Override
public void afterTextChanged(Editable s) {
}
});
field_username.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) {
handleSubmitButtonEnabled(field_url.getText(), field_username.getText());
}
@Override
public void afterTextChanged(Editable s) {
}
});
// Load current Preferences
field_url.setText(preferences.getString(SETTINGS_URL, DEFAULT_SETTINGS));
field_username.setText(preferences.getString(SETTINGS_USERNAME, DEFAULT_SETTINGS));
field_password.setText(preferences.getString(SETTINGS_PASSWORD, DEFAULT_SETTINGS));
field_password.setOnEditorActionListener(new TextView.OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
login();
return true;
}
});
btn_submit.setEnabled(false);
btn_submit.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
login();
}
});
}
/**
* Prevent pressing back button on first run
*/
@Override
public void onBackPressed() {
if (!first_run) {
super.onBackPressed();
}
}
private void login() {
String url = field_url.getText().toString();
String username = field_username.getText().toString();
String password = field_password.getText().toString();
if (!url.endsWith("/")) {
url += "/";
}
if (!url.startsWith("http://") && !url.startsWith("https://")) {
url = "https://" + url;
}
new LoginValidatorAsyncTask().execute(url, username, password);
}
private void handleSubmitButtonEnabled(Editable url, Editable username) {
if (field_username.getText().length() > 0 && field_url.getText().length() > 0) {
btn_submit.setEnabled(true);
} else {
btn_submit.setEnabled(false);
}
}
/************************************ Async Tasks ************************************/
/**
* Checks if the given URL returns a valid status code and sets the Check next to the URL-Input Field to visible.
* Created by stefan on 23.09.15.
*/
private class URLValidatorAsyncTask extends AsyncTask<String, Void, Boolean> {
@Override
protected void onPreExecute() {
((EditText) findViewById(R.id.settings_url)).setCompoundDrawables(null, null, null, null);
}
@Override
protected Boolean doInBackground(String... params) {
return NotesClientUtil.isValidURL(params[0]);
}
@Override
protected void onPostExecute(Boolean o) {
if (o) {
Drawable actionDoneDark = ContextCompat.getDrawable(getApplicationContext(), R.drawable.ic_action_done_dark);
actionDoneDark.setBounds(0, 0, 50, 50);
((EditText) findViewById(R.id.settings_url)).setCompoundDrawables(null, null, actionDoneDark, null);
} else {
((EditText) findViewById(R.id.settings_url)).setCompoundDrawables(null, null, null, null);
}
}
}
/**
* If Log-In-Credentials are correct, save Credentials to Shared Preferences and finish First Run Wizard.
*/
private class LoginValidatorAsyncTask extends AsyncTask<String, Void, LoginStatus> {
String url, username, password;
@Override
protected void onPreExecute() {
setInputsEnabled(false);
btn_submit.setText(R.string.settings_submitting);
}
/**
* @param params url, username and password
* @return isValidLogin Boolean
*/
@Override
protected LoginStatus doInBackground(String... params) {
url = params[0];
username = params[1];
password = params[2];
return NotesClientUtil.isValidLogin(url, username, password);
}
@Override
protected void onPostExecute(LoginStatus status) {
if (LoginStatus.OK.equals(status)) {
SharedPreferences.Editor editor = preferences.edit();
editor.putString(SETTINGS_URL, url);
editor.putString(SETTINGS_USERNAME, username);
editor.putString(SETTINGS_PASSWORD, password);
// Now it is no more First Run
editor.putBoolean(SETTINGS_FIRST_RUN, false);
editor.apply();
//NoteSQLiteOpenHelper db = new NoteSQLiteOpenHelper(getApplicationContext());
//db.synchronizeWithServer();
final Intent data = new Intent();
//FIXME send correct note back to NotesListView
data.putExtra(NotesListViewActivity.CREDENTIALS_CHANGED, CREDENTIALS_CHANGED);
setResult(RESULT_OK, data);
finish();
} else {
Log.e("Note", "invalid login");
btn_submit.setText(R.string.settings_submit);
setInputsEnabled(true);
Toast.makeText(getApplicationContext(), getString(R.string.error_invalid_login, getString(status.str)), Toast.LENGTH_LONG).show();
}
}
/**
* Sets all Input-Fields and Buttons to enabled or disabled depending on the given boolean.
*
* @param enabled - boolean
*/
private void setInputsEnabled(boolean enabled) {
btn_submit.setEnabled(enabled);
field_url.setEnabled(enabled);
field_username.setEnabled(enabled);
field_password.setEnabled(enabled);
}
}
}
|
