Config.java

  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("+14169938000@cheogram.com");
 45    public static final Uri HELP = Uri.parse("https://cheogram.com");
 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 = "chatterboxtown.us";
 50    public static final Jid QUICKSY_DOMAIN = Jid.of("cheogram.com");
 51    public static final Jid ONBOARDING_DOMAIN = Jid.of("onboarding.cheogram.com");
 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 ALLOW_NON_TLS_CONNECTIONS = false; //very dangerous. you should have a good reason to set this to true
 60
 61    public static final long CONTACT_SYNC_RETRY_INTERVAL = 1000L * 60 * 5;
 62
 63
 64    public static final boolean QUICKSTART_ENABLED = true;
 65
 66    //Notification settings
 67    public static final boolean HIDE_MESSAGE_TEXT_IN_NOTIFICATION = false;
 68    public static final boolean ALWAYS_NOTIFY_BY_DEFAULT = false;
 69    public static final boolean SUPPRESS_ERROR_NOTIFICATION = false;
 70
 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    public static final boolean XEP_0392 = true; //enables XEP-0392 v0.6.0
 86
 87
 88    // media file formats. Homogenous Android or Conversations only deployments can switch to opus and webp
 89    public static final int AVATAR_SIZE = 192;
 90    public static final Bitmap.CompressFormat AVATAR_FORMAT = Bitmap.CompressFormat.JPEG;
 91    public static final int AVATAR_CHAR_LIMIT = 9400;
 92
 93    public static final int IMAGE_SIZE = 1920;
 94    public static final Bitmap.CompressFormat IMAGE_FORMAT = Bitmap.CompressFormat.JPEG;
 95    public static final int IMAGE_QUALITY = 75;
 96
 97    public static final boolean USE_OPUS_VOICE_MESSAGES = true;
 98
 99    public static final int MESSAGE_MERGE_WINDOW = 20;
100
101    public static final int PAGE_SIZE = 50;
102    public static final int MAX_NUM_PAGES = 3;
103    public static final int MAX_SEARCH_RESULTS = 300;
104
105    public static final int REFRESH_UI_INTERVAL = 500;
106
107    public static final int MAX_DISPLAY_MESSAGE_CHARS = 10000;
108    public static final int MAX_STORAGE_MESSAGE_CHARS = 2 * 1024 * 1024; //2MB
109
110    public static final long MILLISECONDS_IN_DAY = 24 * 60 * 60 * 1000;
111
112    //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.
113    public static final long OMEMO_AUTO_EXPIRY = 42 * MILLISECONDS_IN_DAY;
114
115    public static final boolean REMOVE_BROKEN_DEVICES = false;
116    public static final boolean OMEMO_PADDING = false;
117    public static final boolean PUT_AUTH_TAG_INTO_KEY = true;
118    public static final boolean AUTOMATICALLY_COMPLETE_SESSIONS = true;
119
120    public static final boolean USE_BOOKMARKS2 = false;
121
122    public static final boolean DISABLE_PROXY_LOOKUP = false; //useful to debug ibb
123    public static final boolean USE_DIRECT_JINGLE_CANDIDATES = true;
124    public static final boolean DISABLE_HTTP_UPLOAD = false;
125    public static final boolean EXTENDED_SM_LOGGING = false; // log stanza counts
126    public static final boolean BACKGROUND_STANZA_LOGGING = false; //log all stanzas that were received while the app is in background
127    public static final boolean RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE = true; //setting to true might increase power consumption
128
129    public static final boolean ENCRYPT_ON_HTTP_UPLOADED = false;
130
131    public static final boolean X509_VERIFICATION = false; //use x509 certificates to verify OMEMO keys
132    public static final boolean REQUIRE_RTP_VERIFICATION = false; //require a/v calls to be verified with OMEMO
133
134    public static final boolean ONLY_INTERNAL_STORAGE = false; //use internal storage instead of sdcard to save attachments
135
136    public static final boolean IGNORE_ID_REWRITE_IN_MUC = true;
137    public static final boolean MUC_LEAVE_BEFORE_JOIN = false;
138
139    public static final boolean USE_LMC_VERSION_1_1 = true;
140
141    public static final long MAM_MAX_CATCHUP = MILLISECONDS_IN_DAY * 5;
142    public static final int MAM_MAX_MESSAGES = 750;
143
144    public static final ChatState DEFAULT_CHAT_STATE = ChatState.ACTIVE;
145    public static final int TYPING_TIMEOUT = 8;
146
147    public static final int EXPIRY_INTERVAL = 30 * 60 * 1000; // 30 minutes
148
149    public static final String[] ENABLED_CIPHERS = {
150            "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256",
151            "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA384",
152            "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA256",
153            "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384",
154            "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA",
155            "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA",
156
157            "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256",
158            "TLS_DHE_RSA_WITH_AES_128_GCM_SHA384",
159            "TLS_DHE_RSA_WITH_AES_256_GCM_SHA256",
160            "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384",
161
162            "TLS_DHE_RSA_WITH_CAMELLIA_256_SHA",
163
164            // Fallback.
165            "TLS_RSA_WITH_AES_128_GCM_SHA256",
166            "TLS_RSA_WITH_AES_128_GCM_SHA384",
167            "TLS_RSA_WITH_AES_256_GCM_SHA256",
168            "TLS_RSA_WITH_AES_256_GCM_SHA384",
169            "TLS_RSA_WITH_AES_128_CBC_SHA256",
170            "TLS_RSA_WITH_AES_128_CBC_SHA384",
171            "TLS_RSA_WITH_AES_256_CBC_SHA256",
172            "TLS_RSA_WITH_AES_256_CBC_SHA384",
173            "TLS_RSA_WITH_AES_128_CBC_SHA",
174            "TLS_RSA_WITH_AES_256_CBC_SHA",
175    };
176
177    public static final String[] WEAK_CIPHER_PATTERNS = {
178            "_NULL_",
179            "_EXPORT_",
180            "_anon_",
181            "_RC4_",
182            "_DES_",
183            "_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 automatically
188        public static final List<String> ACCOUNT_DOMAINS = Collections.singletonList("s.ms");
189
190        //if the contacts domain matches one of the following domains OMEMO won’t be turned on automatically
191        //can be used for well known, widely used gateways
192        private static final List<String> CONTACT_DOMAINS = Arrays.asList(
193                "sip.cheogram.com",
194                "irc.cheogram.com",
195                "smtp.cheogram.com",
196                "cheogram.com",
197                "aria-net.org",
198                "matrix.org",
199                "*.covid.monal.im"
200        );
201
202        public static boolean matchesContactDomain(final String domain) {
203            return XmppDomainVerifier.matchDomain(domain, CONTACT_DOMAINS);
204        }
205    }
206
207    private Config() {
208    }
209
210    public static final class Map {
211        public final static double INITIAL_ZOOM_LEVEL = 4;
212        public final static double FINAL_ZOOM_LEVEL = 15;
213        public final static int MY_LOCATION_INDICATOR_SIZE = 10;
214        public final static int MY_LOCATION_INDICATOR_OUTLINE_SIZE = 3;
215        public final static long LOCATION_FIX_TIME_DELTA = 1000 * 10; // ms
216        public final static float LOCATION_FIX_SPACE_DELTA = 10; // m
217        public final static 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}