Config.java

  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("+14169938000@cheogram.com");
 47    public static final Uri HELP = Uri.parse("https://cheogram.com");
 48    public static final String MAGIC_CREATE_DOMAIN = "chatterboxtown.us";
 49    public static final Jid QUICKSY_DOMAIN = Jid.of("cheogram.com");
 50    public static final Jid ONBOARDING_DOMAIN = Jid.of("onboarding.cheogram.com");
 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 MESSAGE_DISPLAYED_SYNCHRONIZATION = true;
 59
 60    public static final boolean ALLOW_NON_TLS_CONNECTIONS =
 61            false; // very dangerous. you should have a good reason to set this to true
 62
 63    public static final long CONTACT_SYNC_RETRY_INTERVAL = 1000L * 60 * 5;
 64
 65    public static final boolean QUICKSTART_ENABLED = true;
 66
 67    // Notification settings
 68    public static final boolean HIDE_MESSAGE_TEXT_IN_NOTIFICATION = false;
 69    public static final boolean ALWAYS_NOTIFY_BY_DEFAULT = false;
 70    public static final boolean SUPPRESS_ERROR_NOTIFICATION = false;
 71
 72    public static final boolean DISABLE_BAN = false; // disables the ability to ban users from rooms
 73
 74    public static final int PING_MAX_INTERVAL = 300;
 75    public static final int IDLE_PING_INTERVAL = 600; // 540 is minimum according to docs;
 76    public static final int PING_MIN_INTERVAL = 30;
 77    public static final int LOW_PING_TIMEOUT = 1; // used after push received
 78    public static final int PING_TIMEOUT = 15;
 79    public static final int SOCKET_TIMEOUT = 15;
 80    public static final int CONNECT_TIMEOUT = 90;
 81    public static final int POST_CONNECTIVITY_CHANGE_PING_INTERVAL = 30;
 82    public static final int CONNECT_DISCO_TIMEOUT = 20;
 83    public static final int MINI_GRACE_PERIOD = 750;
 84
 85
 86    // media file formats. Homogenous Android or Conversations only deployments can switch to opus
 87    // 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 = true;
 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 = 10000;
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
112    // activity from them for 42 days. They will automatically add themselves after coming back
113    // online.
114    public static final long OMEMO_AUTO_EXPIRY = 42 * MILLISECONDS_IN_DAY;
115
116    public static final boolean REMOVE_BROKEN_DEVICES = false;
117    public static final boolean OMEMO_PADDING = false;
118    public static final boolean PUT_AUTH_TAG_INTO_KEY = true;
119    public static final boolean AUTOMATICALLY_COMPLETE_SESSIONS = true;
120    public static final boolean DISABLE_PROXY_LOOKUP =
121            false; // disables STUN/TURN and Proxy65 look up (useful to debug IBB fallback)
122    public static final boolean USE_DIRECT_JINGLE_CANDIDATES = true;
123    public static final boolean USE_JINGLE_MESSAGE_INIT = true;
124
125    public static final boolean JINGLE_MESSAGE_INIT_STRICT_OFFLINE_CHECK = false;
126    public static final boolean DISABLE_HTTP_UPLOAD = false;
127    public static final boolean EXTENDED_SM_LOGGING = true; // log stanza counts
128    public static final boolean BACKGROUND_STANZA_LOGGING =
129            false; // log all stanzas that were received while the app is in background
130    public static final boolean RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE =
131            true; // setting to true might increase power consumption
132
133    public static final boolean ENCRYPT_ON_HTTP_UPLOADED = false;
134
135    public static final boolean X509_VERIFICATION =
136            false; // use x509 certificates to verify OMEMO keys
137    public static final boolean REQUIRE_RTP_VERIFICATION =
138            false; // require a/v calls to be verified with OMEMO
139
140    public static final boolean ONLY_INTERNAL_STORAGE =
141            false; // use internal storage instead of sdcard to save attachments
142
143    public static final boolean IGNORE_ID_REWRITE_IN_MUC = true;
144    public static final boolean MUC_LEAVE_BEFORE_JOIN = false;
145
146    public static final boolean USE_LMC_VERSION_1_1 = true;
147
148    public static final long MAM_MAX_CATCHUP = MILLISECONDS_IN_DAY * 5;
149    public static final int MAM_MAX_MESSAGES = 750;
150
151    public static final ChatState DEFAULT_CHAT_STATE = ChatState.ACTIVE;
152    public static final int TYPING_TIMEOUT = 8;
153
154    public static final int EXPIRY_INTERVAL = 30 * 60 * 1000; // 30 minutes
155
156    public static final String[] ENABLED_CIPHERS = {
157        "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256",
158        "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA384",
159        "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA256",
160        "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384",
161        "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA",
162        "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA",
163        "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256",
164        "TLS_DHE_RSA_WITH_AES_128_GCM_SHA384",
165        "TLS_DHE_RSA_WITH_AES_256_GCM_SHA256",
166        "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384",
167        "TLS_DHE_RSA_WITH_CAMELLIA_256_SHA",
168
169        // Fallback.
170        "TLS_RSA_WITH_AES_128_GCM_SHA256",
171        "TLS_RSA_WITH_AES_128_GCM_SHA384",
172        "TLS_RSA_WITH_AES_256_GCM_SHA256",
173        "TLS_RSA_WITH_AES_256_GCM_SHA384",
174        "TLS_RSA_WITH_AES_128_CBC_SHA256",
175        "TLS_RSA_WITH_AES_128_CBC_SHA384",
176        "TLS_RSA_WITH_AES_256_CBC_SHA256",
177        "TLS_RSA_WITH_AES_256_CBC_SHA384",
178        "TLS_RSA_WITH_AES_128_CBC_SHA",
179        "TLS_RSA_WITH_AES_256_CBC_SHA",
180    };
181
182    public static final String[] WEAK_CIPHER_PATTERNS = {
183        "_NULL_", "_EXPORT_", "_anon_", "_RC4_", "_DES_", "_MD5",
184    };
185
186    public static class OMEMO_EXCEPTIONS {
187        // if the own account matches one of the following domains OMEMO won’t be turned on
188        // automatically
189        public static final List<String> ACCOUNT_DOMAINS = Collections.singletonList("s.ms");
190
191        //if the contacts domain matches one of the following domains OMEMO won’t be turned on automatically
192        //can be used for well known, widely used gateways
193        private static final List<String> CONTACT_DOMAINS = Arrays.asList(
194                "sip.cheogram.com",
195                "irc.cheogram.com",
196                "smtp.cheogram.com",
197                "cheogram.com",
198                "aria-net.org",
199                "matrix.org",
200                "*.covid.monal.im"
201        );
202
203        public static boolean matchesContactDomain(final String domain) {
204            return XmppDomainVerifier.matchDomain(domain, CONTACT_DOMAINS);
205        }
206    }
207
208    private Config() {}
209
210    public static final class Map {
211        public static final double INITIAL_ZOOM_LEVEL = 4;
212        public static final double FINAL_ZOOM_LEVEL = 15;
213        public static final int MY_LOCATION_INDICATOR_SIZE = 10;
214        public static final int MY_LOCATION_INDICATOR_OUTLINE_SIZE = 3;
215        public static final long LOCATION_FIX_TIME_DELTA = 1000 * 10; // ms
216        public static final float LOCATION_FIX_SPACE_DELTA = 10; // m
217        public static final int LOCATION_FIX_SIGNIFICANT_TIME_DELTA = 1000 * 60 * 2; // ms
218    }
219
220    // How deep nested quotes should be displayed. '2' means one quote nested in another.
221    public static final int QUOTE_MAX_DEPTH = 7;
222    // How deep nested quotes should be created on quoting a message.
223    public static final int QUOTING_MAX_DEPTH = 2;
224}