1package eu.siacs.conversations;
2
3import android.graphics.Bitmap;
4import android.net.Uri;
5import eu.siacs.conversations.crypto.XmppDomainVerifier;
6import eu.siacs.conversations.xmpp.Jid;
7import eu.siacs.conversations.xmpp.chatstate.ChatState;
8import java.util.Arrays;
9import java.util.Collections;
10import java.util.List;
11import java.util.Locale;
12
13public final class Config {
14 private static final int UNENCRYPTED = 1;
15 private static final int OPENPGP = 2;
16 private static final int OMEMO = 8;
17
18 private static final int ENCRYPTION_MASK = UNENCRYPTED | OPENPGP | OMEMO;
19
20 public static boolean supportUnencrypted() {
21 return (ENCRYPTION_MASK & UNENCRYPTED) != 0;
22 }
23
24 public static boolean supportOpenPgp() {
25 return (ENCRYPTION_MASK & OPENPGP) != 0;
26 }
27
28 public static boolean supportOmemo() {
29 return (ENCRYPTION_MASK & OMEMO) != 0;
30 }
31
32 public static boolean omemoOnly() {
33 return !multipleEncryptionChoices() && supportOmemo();
34 }
35
36 public static boolean multipleEncryptionChoices() {
37 return (ENCRYPTION_MASK & (ENCRYPTION_MASK - 1)) != 0;
38 }
39
40 public static final String LOGTAG = BuildConfig.APP_NAME.toLowerCase(Locale.US);
41
42 public static final boolean QUICK_LOG = false;
43
44 public static final Jid BUG_REPORTS = Jid.of("bugs@conversations.im");
45 public static final Uri HELP = Uri.parse("https://help.conversations.im");
46 public static final String MAGIC_CREATE_DOMAIN = "conversations.im";
47 public static final Jid QUICKSY_DOMAIN = Jid.of("quicksy.im");
48
49 public static final String CHANNEL_DISCOVERY = "https://search.jabber.network";
50
51 public static final boolean DISALLOW_REGISTRATION_IN_UI = false; // hide the register checkbox
52
53 public static final boolean USE_RANDOM_RESOURCE_ON_EVERY_BIND = false;
54
55 public static final boolean MESSAGE_DISPLAYED_SYNCHRONIZATION = true;
56
57 public static final boolean ALLOW_NON_TLS_CONNECTIONS =
58 false; // very dangerous. you should have a good reason to set this to true
59
60 public static final long CONTACT_SYNC_RETRY_INTERVAL = 1000L * 60 * 5;
61
62 public static final boolean QUICKSTART_ENABLED = true;
63
64 // Notification settings
65 public static final boolean HIDE_MESSAGE_TEXT_IN_NOTIFICATION = false;
66 public static final boolean ALWAYS_NOTIFY_BY_DEFAULT = false;
67 public static final boolean SUPPRESS_ERROR_NOTIFICATION = false;
68
69 public static final boolean DISABLE_BAN = false; // disables the ability to ban users from rooms
70
71 public static final int PING_MAX_INTERVAL = 300;
72 public static final int IDLE_PING_INTERVAL = 600; // 540 is minimum according to docs;
73 public static final int PING_MIN_INTERVAL = 30;
74 public static final int LOW_PING_TIMEOUT = 1; // used after push received
75 public static final int PING_TIMEOUT = 15;
76 public static final int SOCKET_TIMEOUT = 15;
77 public static final int CONNECT_TIMEOUT = 90;
78 public static final int POST_CONNECTIVITY_CHANGE_PING_INTERVAL = 30;
79 public static final int CONNECT_DISCO_TIMEOUT = 20;
80 public static final int MINI_GRACE_PERIOD = 750;
81
82 // media file formats. Homogenous Android or Conversations only deployments can switch to opus
83 // and webp
84 public static final int AVATAR_SIZE = 192;
85 public static final Bitmap.CompressFormat AVATAR_FORMAT = Bitmap.CompressFormat.JPEG;
86 public static final int AVATAR_CHAR_LIMIT = 9400;
87
88 public static final int IMAGE_SIZE = 1920;
89 public static final Bitmap.CompressFormat IMAGE_FORMAT = Bitmap.CompressFormat.JPEG;
90 public static final int IMAGE_QUALITY = 75;
91
92 public static final boolean USE_OPUS_VOICE_MESSAGES = false;
93
94 public static final int MESSAGE_MERGE_WINDOW = 90_000;
95
96 public static final int PAGE_SIZE = 50;
97 public static final int MAX_NUM_PAGES = 3;
98 public static final int MAX_SEARCH_RESULTS = 300;
99
100 public static final int REFRESH_UI_INTERVAL = 500;
101
102 public static final int MAX_DISPLAY_MESSAGE_CHARS = 4096;
103 public static final int MAX_STORAGE_MESSAGE_CHARS = 2 * 1024 * 1024; // 2MB
104
105 public static final long MILLISECONDS_IN_DAY = 24 * 60 * 60 * 1000;
106
107 // remove *other* omemo devices from *your* device list announcement after not seeing any
108 // activity from them for 42 days. They will automatically add themselves after coming back
109 // online.
110 public static final long OMEMO_AUTO_EXPIRY = 42 * MILLISECONDS_IN_DAY;
111
112 public static final boolean REMOVE_BROKEN_DEVICES = false;
113 public static final boolean OMEMO_PADDING = false;
114 public static final boolean PUT_AUTH_TAG_INTO_KEY = true;
115 public static final boolean AUTOMATICALLY_COMPLETE_SESSIONS = true;
116 public static final boolean DISABLE_PROXY_LOOKUP =
117 false; // disables STUN/TURN and Proxy65 look up (useful to debug IBB fallback)
118 public static final boolean USE_DIRECT_JINGLE_CANDIDATES = true;
119 public static final boolean USE_JINGLE_MESSAGE_INIT = true;
120
121 public static final boolean DISABLE_HTTP_UPLOAD = false;
122 public static final boolean EXTENDED_SM_LOGGING = false; // log stanza counts
123 public static final boolean BACKGROUND_STANZA_LOGGING =
124 false; // log all stanzas that were received while the app is in background
125 public static final boolean RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE =
126 true; // setting to true might increase power consumption
127
128 public static final boolean ENCRYPT_ON_HTTP_UPLOADED = false;
129
130 public static final boolean X509_VERIFICATION =
131 false; // use x509 certificates to verify OMEMO keys
132 public static final boolean REQUIRE_RTP_VERIFICATION =
133 false; // require a/v calls to be verified with OMEMO
134 public static final boolean JINGLE_MESSAGE_INIT_STRICT_OFFLINE_CHECK = false;
135 public static final boolean JINGLE_MESSAGE_INIT_STRICT_DEVICE_TIMEOUT = false;
136 public static final long DEVICE_DISCOVERY_TIMEOUT = 6000; // in milliseconds
137
138 public static final boolean ONLY_INTERNAL_STORAGE =
139 false; // use internal storage instead of sdcard to save attachments
140
141 public static final boolean IGNORE_ID_REWRITE_IN_MUC = true;
142 public static final boolean MUC_LEAVE_BEFORE_JOIN = false;
143
144 public static final long MAM_MAX_CATCHUP = MILLISECONDS_IN_DAY * 5;
145 public static final int MAM_MAX_MESSAGES = 750;
146
147 public static final ChatState DEFAULT_CHAT_STATE = ChatState.ACTIVE;
148 public static final int TYPING_TIMEOUT = 8;
149
150 public static final int EXPIRY_INTERVAL = 30 * 60 * 1000; // 30 minutes
151
152 public static final String[] ENABLED_CIPHERS = {
153 "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256",
154 "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA384",
155 "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA256",
156 "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384",
157 "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA",
158 "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA",
159 "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256",
160 "TLS_DHE_RSA_WITH_AES_128_GCM_SHA384",
161 "TLS_DHE_RSA_WITH_AES_256_GCM_SHA256",
162 "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384",
163 "TLS_DHE_RSA_WITH_CAMELLIA_256_SHA",
164
165 // Fallback.
166 "TLS_RSA_WITH_AES_128_GCM_SHA256",
167 "TLS_RSA_WITH_AES_128_GCM_SHA384",
168 "TLS_RSA_WITH_AES_256_GCM_SHA256",
169 "TLS_RSA_WITH_AES_256_GCM_SHA384",
170 "TLS_RSA_WITH_AES_128_CBC_SHA256",
171 "TLS_RSA_WITH_AES_128_CBC_SHA384",
172 "TLS_RSA_WITH_AES_256_CBC_SHA256",
173 "TLS_RSA_WITH_AES_256_CBC_SHA384",
174 "TLS_RSA_WITH_AES_128_CBC_SHA",
175 "TLS_RSA_WITH_AES_256_CBC_SHA",
176 };
177
178 public static final String[] WEAK_CIPHER_PATTERNS = {
179 "_NULL_", "_EXPORT_", "_anon_", "_RC4_", "_DES_", "_MD5",
180 };
181
182 public static class OMEMO_EXCEPTIONS {
183 // if the own account matches one of the following domains OMEMO won’t be turned on
184 // automatically
185 public static final List<String> ACCOUNT_DOMAINS = Collections.singletonList("s.ms");
186
187 // if the contacts domain matches one of the following domains OMEMO won’t be turned on
188 // automatically
189 // can be used for well known, widely used gateways
190 private static final List<String> CONTACT_DOMAINS =
191 Arrays.asList("cheogram.com", "*.covid.monal.im");
192
193 public static boolean matchesContactDomain(final String domain) {
194 return XmppDomainVerifier.matchDomain(domain, CONTACT_DOMAINS);
195 }
196 }
197
198 private Config() {}
199
200 public static final class Map {
201 public static final double INITIAL_ZOOM_LEVEL = 4;
202 public static final double FINAL_ZOOM_LEVEL = 15;
203 public static final int MY_LOCATION_INDICATOR_SIZE = 10;
204 public static final int MY_LOCATION_INDICATOR_OUTLINE_SIZE = 3;
205 public static final long LOCATION_FIX_TIME_DELTA = 1000 * 10; // ms
206 public static final float LOCATION_FIX_SPACE_DELTA = 10; // m
207 public static final int LOCATION_FIX_SIGNIFICANT_TIME_DELTA = 1000 * 60 * 2; // ms
208 }
209
210 // How deep nested quotes should be displayed. '2' means one quote nested in another.
211 public static final int QUOTE_MAX_DEPTH = 7;
212 // How deep nested quotes should be created on quoting a message.
213 public static final int QUOTING_MAX_DEPTH = 2;
214}