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
|
package de.danoeh.antennapod.preferences;
import android.content.Context;
import android.content.SharedPreferences;
import android.util.Log;
import de.danoeh.antennapod.BuildConfig;
import de.danoeh.antennapod.PodcastApp;
import de.danoeh.antennapod.gpoddernet.GpodnetService;
import de.danoeh.antennapod.service.GpodnetSyncService;
import java.util.Collection;
import java.util.HashSet;
import java.util.Set;
import java.util.concurrent.locks.ReentrantLock;
/**
* Manages preferences for accessing gpodder.net service
*/
public class GpodnetPreferences {
private static final String TAG = "GpodnetPreferences";
private static final String PREF_NAME = "gpodder.net";
public static final String PREF_GPODNET_USERNAME = "de.danoeh.antennapod.preferences.gpoddernet.username";
public static final String PREF_GPODNET_PASSWORD = "de.danoeh.antennapod.preferences.gpoddernet.password";
public static final String PREF_GPODNET_DEVICEID = "de.danoeh.antennapod.preferences.gpoddernet.deviceID";
public static final String PREF_GPODNET_HOSTNAME = "prefGpodnetHostname";
public static final String PREF_LAST_SYNC_TIMESTAMP = "de.danoeh.antennapod.preferences.gpoddernet.last_sync_timestamp";
public static final String PREF_SYNC_ADDED = "de.danoeh.antennapod.preferences.gpoddernet.sync_added";
public static final String PREF_SYNC_REMOVED = "de.danoeh.antennapod.preferences.gpoddernet.sync_removed";
private static String username;
private static String password;
private static String deviceID;
private static String hostname;
private static ReentrantLock feedListLock = new ReentrantLock();
private static Set<String> addedFeeds;
private static Set<String> removedFeeds;
/**
* Last value returned by getSubscriptionChanges call. Will be used for all subsequent calls of getSubscriptionChanges.
*/
private static long lastSyncTimestamp;
private static boolean preferencesLoaded = false;
private static SharedPreferences getPreferences() {
return PodcastApp.getInstance().getSharedPreferences(PREF_NAME, Context.MODE_PRIVATE);
}
private static synchronized void ensurePreferencesLoaded() {
if (!preferencesLoaded) {
SharedPreferences prefs = getPreferences();
username = prefs.getString(PREF_GPODNET_USERNAME, null);
password = prefs.getString(PREF_GPODNET_PASSWORD, null);
deviceID = prefs.getString(PREF_GPODNET_DEVICEID, null);
lastSyncTimestamp = prefs.getLong(PREF_LAST_SYNC_TIMESTAMP, 0);
addedFeeds = readListFromString(prefs.getString(PREF_SYNC_ADDED, ""));
removedFeeds = readListFromString(prefs.getString(PREF_SYNC_REMOVED, ""));
hostname = checkGpodnetHostname(prefs.getString(PREF_GPODNET_HOSTNAME, GpodnetService.DEFAULT_BASE_HOST));
preferencesLoaded = true;
}
}
private static void writePreference(String key, String value) {
SharedPreferences.Editor editor = getPreferences().edit();
editor.putString(key, value);
editor.commit();
}
private static void writePreference(String key, long value) {
SharedPreferences.Editor editor = getPreferences().edit();
editor.putLong(key, value);
editor.commit();
}
private static void writePreference(String key, Collection<String> value) {
SharedPreferences.Editor editor = getPreferences().edit();
editor.putString(key, writeListToString(value));
editor.commit();
}
public static String getUsername() {
ensurePreferencesLoaded();
return username;
}
public static void setUsername(String username) {
GpodnetPreferences.username = username;
writePreference(PREF_GPODNET_USERNAME, username);
}
public static String getPassword() {
ensurePreferencesLoaded();
return password;
}
public static void setPassword(String password) {
GpodnetPreferences.password = password;
writePreference(PREF_GPODNET_PASSWORD, password);
}
public static String getDeviceID() {
ensurePreferencesLoaded();
return deviceID;
}
public static void setDeviceID(String deviceID) {
GpodnetPreferences.deviceID = deviceID;
writePreference(PREF_GPODNET_DEVICEID, deviceID);
}
public static long getLastSyncTimestamp() {
ensurePreferencesLoaded();
return lastSyncTimestamp;
}
public static void setLastSyncTimestamp(long lastSyncTimestamp) {
GpodnetPreferences.lastSyncTimestamp = lastSyncTimestamp;
writePreference(PREF_LAST_SYNC_TIMESTAMP, lastSyncTimestamp);
}
public static String getHostname() {
ensurePreferencesLoaded();
return hostname;
}
public static void setHostname(String value) {
value = checkGpodnetHostname(value);
if (!value.equals(hostname)) {
logout();
writePreference(PREF_GPODNET_HOSTNAME, value);
hostname = value;
}
}
public static void addAddedFeed(String feed) {
ensurePreferencesLoaded();
feedListLock.lock();
if (addedFeeds.add(feed)) {
writePreference(PREF_SYNC_ADDED, addedFeeds);
}
if (removedFeeds.remove(feed)) {
writePreference(PREF_SYNC_REMOVED, removedFeeds);
}
feedListLock.unlock();
GpodnetSyncService.sendSyncIntent(PodcastApp.getInstance());
}
public static void addRemovedFeed(String feed) {
ensurePreferencesLoaded();
feedListLock.lock();
if (removedFeeds.add(feed)) {
writePreference(PREF_SYNC_REMOVED, removedFeeds);
}
if (addedFeeds.remove(feed)) {
writePreference(PREF_SYNC_ADDED, addedFeeds);
}
feedListLock.unlock();
GpodnetSyncService.sendSyncIntent(PodcastApp.getInstance());
}
public static Set<String> getAddedFeedsCopy() {
ensurePreferencesLoaded();
Set<String> copy = new HashSet<String>();
feedListLock.lock();
copy.addAll(addedFeeds);
feedListLock.unlock();
return copy;
}
public static void removeAddedFeeds(Collection<String> removed) {
ensurePreferencesLoaded();
feedListLock.lock();
addedFeeds.removeAll(removed);
writePreference(PREF_SYNC_ADDED, addedFeeds);
feedListLock.unlock();
}
public static Set<String> getRemovedFeedsCopy() {
ensurePreferencesLoaded();
Set<String> copy = new HashSet<String>();
feedListLock.lock();
copy.addAll(removedFeeds);
feedListLock.unlock();
return copy;
}
public static void removeRemovedFeeds(Collection<String> removed) {
ensurePreferencesLoaded();
removedFeeds.removeAll(removed);
writePreference(PREF_SYNC_REMOVED, removedFeeds);
}
/**
* Returns true if device ID, username and password have a non-null value
*/
public static boolean loggedIn() {
ensurePreferencesLoaded();
return deviceID != null && username != null && password != null;
}
public static synchronized void logout() {
if (BuildConfig.DEBUG) Log.d(TAG, "Logout: Clearing preferences");
setUsername(null);
setPassword(null);
setDeviceID(null);
addedFeeds.clear();
writePreference(PREF_SYNC_ADDED, addedFeeds);
removedFeeds.clear();
writePreference(PREF_SYNC_REMOVED, removedFeeds);
setLastSyncTimestamp(0);
}
private static Set<String> readListFromString(String s) {
Set<String> result = new HashSet<String>();
for (String item : s.split(" ")) {
result.add(item);
}
return result;
}
private static String writeListToString(Collection<String> c) {
StringBuilder result = new StringBuilder();
for (String item : c) {
result.append(item);
result.append(" ");
}
return result.toString().trim();
}
private static String checkGpodnetHostname(String value) {
int startIndex = 0;
if (value.startsWith("http://")) {
startIndex = "http://".length();
} else if (value.startsWith("https://")) {
startIndex = "https://".length();
}
return value.substring(startIndex);
}
}
|
