1package eu.siacs.conversations;
2
3import android.graphics.Bitmap;
4import android.net.Uri;
5
6import eu.siacs.conversations.crypto.XmppDomainVerifier;
7import eu.siacs.conversations.xmpp.Jid;
8import eu.siacs.conversations.xmpp.chatstate.ChatState;
9
10import java.util.Arrays;
11import java.util.Collections;
12import java.util.List;
13import java.util.Locale;
14
15public final class Config {
16 private static final int UNENCRYPTED = 1;
17 private static final int OPENPGP = 2;
18 private static final int OMEMO = 8;
19
20 private static final int ENCRYPTION_MASK = UNENCRYPTED | OPENPGP | OMEMO;
21
22 public static boolean supportUnencrypted() {
23 return (ENCRYPTION_MASK & UNENCRYPTED) != 0;
24 }
25
26 public static boolean supportOpenPgp() {
27 return (ENCRYPTION_MASK & OPENPGP) != 0;
28 }
29
30 public static boolean supportOmemo() {
31 return (ENCRYPTION_MASK & OMEMO) != 0;
32 }
33
34 public static boolean omemoOnly() {
35 return !multipleEncryptionChoices() && supportOmemo();
36 }
37
38 public static boolean multipleEncryptionChoices() {
39 return (ENCRYPTION_MASK & (ENCRYPTION_MASK - 1)) != 0;
40 }
41
42 public static final String LOGTAG = BuildConfig.APP_NAME.toLowerCase(Locale.US);
43
44 public static final boolean QUICK_LOG = false;
45
46 public static final Jid BUG_REPORTS = Jid.of("bugs@conversations.im");
47 public static final Uri HELP = Uri.parse("https://help.conversations.im");
48
49 public static final String DOMAIN_LOCK = null; // only allow account creation for this domain
50 public static final String MAGIC_CREATE_DOMAIN = "conversations.im";
51 public static final Jid QUICKSY_DOMAIN = Jid.of("quicksy.im");
52
53 public static final String CHANNEL_DISCOVERY = "https://search.jabber.network";
54
55 public static final boolean DISALLOW_REGISTRATION_IN_UI = false; // hide the register checkbox
56
57 public static final boolean USE_RANDOM_RESOURCE_ON_EVERY_BIND = false;
58
59 public static final boolean MESSAGE_DISPLAYED_SYNCHRONIZATION = false;
60
61 public static final boolean ALLOW_NON_TLS_CONNECTIONS =
62 false; // very dangerous. you should have a good reason to set this to true
63
64 public static final long CONTACT_SYNC_RETRY_INTERVAL = 1000L * 60 * 5;
65
66 public static final boolean QUICKSTART_ENABLED = true;
67
68 // Notification settings
69 public static final boolean HIDE_MESSAGE_TEXT_IN_NOTIFICATION = false;
70 public static final boolean ALWAYS_NOTIFY_BY_DEFAULT = false;
71 public static final boolean SUPPRESS_ERROR_NOTIFICATION = false;
72
73 public static final boolean DISABLE_BAN = false; // disables the ability to ban users from rooms
74
75 public static final int PING_MAX_INTERVAL = 300;
76 public static final int IDLE_PING_INTERVAL = 600; // 540 is minimum according to docs;
77 public static final int PING_MIN_INTERVAL = 30;
78 public static final int LOW_PING_TIMEOUT = 1; // used after push received
79 public static final int PING_TIMEOUT = 15;
80 public static final int SOCKET_TIMEOUT = 15;
81 public static final int CONNECT_TIMEOUT = 90;
82 public static final int POST_CONNECTIVITY_CHANGE_PING_INTERVAL = 30;
83 public static final int CONNECT_DISCO_TIMEOUT = 20;
84 public static final int MINI_GRACE_PERIOD = 750;
85
86 public static final boolean XEP_0392 = true; // enables XEP-0392 v0.6.0
87
88 // media file formats. Homogenous Android or Conversations only deployments can switch to opus
89 // and webp
90 public static final int AVATAR_SIZE = 192;
91 public static final Bitmap.CompressFormat AVATAR_FORMAT = Bitmap.CompressFormat.JPEG;
92 public static final int AVATAR_CHAR_LIMIT = 9400;
93
94 public static final int IMAGE_SIZE = 1920;
95 public static final Bitmap.CompressFormat IMAGE_FORMAT = Bitmap.CompressFormat.JPEG;
96 public static final int IMAGE_QUALITY = 75;
97
98 public static final boolean USE_OPUS_VOICE_MESSAGES = false;
99
100 public static final int MESSAGE_MERGE_WINDOW = 20;
101
102 public static final int PAGE_SIZE = 50;
103 public static final int MAX_NUM_PAGES = 3;
104 public static final int MAX_SEARCH_RESULTS = 300;
105
106 public static final int REFRESH_UI_INTERVAL = 500;
107
108 public static final int MAX_DISPLAY_MESSAGE_CHARS = 4096;
109 public static final int MAX_STORAGE_MESSAGE_CHARS = 2 * 1024 * 1024; // 2MB
110
111 public static final long MILLISECONDS_IN_DAY = 24 * 60 * 60 * 1000;
112
113 // remove *other* omemo devices from *your* device list announcement after not seeing any
114 // activity from them for 42 days. They will automatically add themselves after coming back
115 // online.
116 public static final long OMEMO_AUTO_EXPIRY = 42 * MILLISECONDS_IN_DAY;
117
118 public static final boolean REMOVE_BROKEN_DEVICES = false;
119 public static final boolean OMEMO_PADDING = false;
120 public static final boolean PUT_AUTH_TAG_INTO_KEY = true;
121 public static final boolean AUTOMATICALLY_COMPLETE_SESSIONS = true;
122 public static final boolean DISABLE_PROXY_LOOKUP =
123 false; // disables STUN/TURN and Proxy65 look up (useful to debug IBB fallback)
124 public static final boolean USE_DIRECT_JINGLE_CANDIDATES = true;
125 public static final boolean USE_JINGLE_MESSAGE_INIT = true;
126
127 public static final boolean JINGLE_MESSAGE_INIT_STRICT_OFFLINE_CHECK = false;
128 public static final boolean DISABLE_HTTP_UPLOAD = false;
129 public static final boolean EXTENDED_SM_LOGGING = false; // log stanza counts
130 public static final boolean BACKGROUND_STANZA_LOGGING =
131 false; // log all stanzas that were received while the app is in background
132 public static final boolean RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE =
133 true; // setting to true might increase power consumption
134
135 public static final boolean ENCRYPT_ON_HTTP_UPLOADED = false;
136
137 public static final boolean X509_VERIFICATION =
138 false; // use x509 certificates to verify OMEMO keys
139 public static final boolean REQUIRE_RTP_VERIFICATION =
140 false; // require a/v calls to be verified with OMEMO
141
142 public static final boolean ONLY_INTERNAL_STORAGE =
143 false; // use internal storage instead of sdcard to save attachments
144
145 public static final boolean IGNORE_ID_REWRITE_IN_MUC = true;
146 public static final boolean MUC_LEAVE_BEFORE_JOIN = false;
147
148 public static final boolean USE_LMC_VERSION_1_1 = true;
149
150 public static final long MAM_MAX_CATCHUP = MILLISECONDS_IN_DAY * 5;
151 public static final int MAM_MAX_MESSAGES = 750;
152
153 public static final ChatState DEFAULT_CHAT_STATE = ChatState.ACTIVE;
154 public static final int TYPING_TIMEOUT = 8;
155
156 public static final int EXPIRY_INTERVAL = 30 * 60 * 1000; // 30 minutes
157
158 public static final String[] ENABLED_CIPHERS = {
159 "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256",
160 "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA384",
161 "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA256",
162 "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384",
163 "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA",
164 "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA",
165 "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256",
166 "TLS_DHE_RSA_WITH_AES_128_GCM_SHA384",
167 "TLS_DHE_RSA_WITH_AES_256_GCM_SHA256",
168 "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384",
169 "TLS_DHE_RSA_WITH_CAMELLIA_256_SHA",
170
171 // Fallback.
172 "TLS_RSA_WITH_AES_128_GCM_SHA256",
173 "TLS_RSA_WITH_AES_128_GCM_SHA384",
174 "TLS_RSA_WITH_AES_256_GCM_SHA256",
175 "TLS_RSA_WITH_AES_256_GCM_SHA384",
176 "TLS_RSA_WITH_AES_128_CBC_SHA256",
177 "TLS_RSA_WITH_AES_128_CBC_SHA384",
178 "TLS_RSA_WITH_AES_256_CBC_SHA256",
179 "TLS_RSA_WITH_AES_256_CBC_SHA384",
180 "TLS_RSA_WITH_AES_128_CBC_SHA",
181 "TLS_RSA_WITH_AES_256_CBC_SHA",
182 };
183
184 public static final String[] WEAK_CIPHER_PATTERNS = {
185 "_NULL_", "_EXPORT_", "_anon_", "_RC4_", "_DES_", "_MD5",
186 };
187
188 public static class OMEMO_EXCEPTIONS {
189 // if the own account matches one of the following domains OMEMO won’t be turned on
190 // automatically
191 public static final List<String> ACCOUNT_DOMAINS = Collections.singletonList("s.ms");
192
193 // if the contacts domain matches one of the following domains OMEMO won’t be turned on
194 // automatically
195 // can be used for well known, widely used gateways
196 private static final List<String> CONTACT_DOMAINS =
197 Arrays.asList("cheogram.com", "*.covid.monal.im");
198
199 public static boolean matchesContactDomain(final String domain) {
200 return XmppDomainVerifier.matchDomain(domain, CONTACT_DOMAINS);
201 }
202 }
203
204 private Config() {}
205
206 public static final class Map {
207 public static final double INITIAL_ZOOM_LEVEL = 4;
208 public static final double FINAL_ZOOM_LEVEL = 15;
209 public static final int MY_LOCATION_INDICATOR_SIZE = 10;
210 public static final int MY_LOCATION_INDICATOR_OUTLINE_SIZE = 3;
211 public static final long LOCATION_FIX_TIME_DELTA = 1000 * 10; // ms
212 public static final float LOCATION_FIX_SPACE_DELTA = 10; // m
213 public static final int LOCATION_FIX_SIGNIFICANT_TIME_DELTA = 1000 * 60 * 2; // ms
214 }
215
216 // How deep nested quotes should be displayed. '2' means one quote nested in another.
217 public static final int QUOTE_MAX_DEPTH = 7;
218 // How deep nested quotes should be created on quoting a message.
219 public static final int QUOTING_MAX_DEPTH = 2;
220}