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