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;
  9
 10import eu.siacs.conversations.crypto.XmppDomainVerifier;
 11import eu.siacs.conversations.xmpp.Jid;
 12import eu.siacs.conversations.xmpp.chatstate.ChatState;
 13
 14public final class Config {
 15    private static final int UNENCRYPTED = 1;
 16    private static final int OPENPGP = 2;
 17    private static final int OTR = 4;
 18    private static final int OMEMO = 8;
 19
 20    private static final int ENCRYPTION_MASK = UNENCRYPTED | OPENPGP | OTR | 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 multipleEncryptionChoices() {
 35        return (ENCRYPTION_MASK & (ENCRYPTION_MASK - 1)) != 0;
 36    }
 37
 38    public static final String LOGTAG = BuildConfig.LOGTAG;
 39
 40    public static final Jid BUG_REPORTS = Jid.of("bugs@conversations.im");
 41    public static final Uri HELP = Uri.parse("https://help.conversations.im");
 42
 43
 44    public static final String DOMAIN_LOCK = null; //only allow account creation for this domain
 45    public static final String MAGIC_CREATE_DOMAIN = "conversations.im";
 46    public static final Jid QUICKSY_DOMAIN = Jid.of("quicksy.im");
 47
 48    public static final String CHANNEL_DISCOVERY = "https://search.jabber.network";
 49
 50    public static final boolean DISALLOW_REGISTRATION_IN_UI = false; //hide the register checkbox
 51
 52    public static final boolean USE_RANDOM_RESOURCE_ON_EVERY_BIND = false;
 53
 54    public static final boolean ALLOW_NON_TLS_CONNECTIONS = false; //very dangerous. you should have a good reason to set this to true
 55
 56    public static final long CONTACT_SYNC_RETRY_INTERVAL = 1000L * 60 * 5;
 57
 58
 59    //Notification settings
 60    public static final boolean HIDE_MESSAGE_TEXT_IN_NOTIFICATION = false;
 61    public static final boolean ALWAYS_NOTIFY_BY_DEFAULT = false;
 62    public static final boolean SUPPRESS_ERROR_NOTIFICATION = false;
 63
 64
 65    public static final boolean DISABLE_BAN = false; // disables the ability to ban users from rooms
 66
 67    public static final int PING_MAX_INTERVAL = 300;
 68    public static final int IDLE_PING_INTERVAL = 600; //540 is minimum according to docs;
 69    public static final int PING_MIN_INTERVAL = 30;
 70    public static final int LOW_PING_TIMEOUT = 1; // used after push received
 71    public static final int PING_TIMEOUT = 15;
 72    public static final int SOCKET_TIMEOUT = 15;
 73    public static final int CONNECT_TIMEOUT = 90;
 74    public static final int POST_CONNECTIVITY_CHANGE_PING_INTERVAL = 30;
 75    public static final int CONNECT_DISCO_TIMEOUT = 20;
 76    public static final int MINI_GRACE_PERIOD = 750;
 77
 78    public static final boolean XEP_0392 = true; //enables XEP-0392 v0.6.0
 79
 80    public static final int AVATAR_SIZE = 192;
 81    public static final Bitmap.CompressFormat AVATAR_FORMAT = Bitmap.CompressFormat.JPEG;
 82    public static final int AVATAR_CHAR_LIMIT = 9400;
 83
 84    public static final int IMAGE_SIZE = 1920;
 85    public static final Bitmap.CompressFormat IMAGE_FORMAT = Bitmap.CompressFormat.JPEG;
 86    public static final int IMAGE_QUALITY = 75;
 87
 88    public static final int MESSAGE_MERGE_WINDOW = 20;
 89
 90    public static final int PAGE_SIZE = 50;
 91    public static final int MAX_NUM_PAGES = 3;
 92    public static final int MAX_SEARCH_RESULTS = 300;
 93
 94    public static final int REFRESH_UI_INTERVAL = 500;
 95
 96    public static final int MAX_DISPLAY_MESSAGE_CHARS = 4096;
 97    public static final int MAX_STORAGE_MESSAGE_CHARS = 2 * 1024 * 1024; //2MB
 98
 99    public static final long MILLISECONDS_IN_DAY = 24 * 60 * 60 * 1000;
100
101    //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.
102    public static final long OMEMO_AUTO_EXPIRY = 42 * MILLISECONDS_IN_DAY;
103
104    public static final boolean REMOVE_BROKEN_DEVICES = false;
105    public static final boolean OMEMO_PADDING = false;
106    public static final boolean PUT_AUTH_TAG_INTO_KEY = true;
107    public static final boolean AUTOMATICALLY_COMPLETE_SESSIONS = true;
108
109    public static final boolean USE_BOOKMARKS2 = false;
110
111    public static final boolean PROCESS_EXTMAP_ALLOW_MIXED = false;
112    public static final boolean DISABLE_PROXY_LOOKUP = false; //useful to debug ibb
113    public static final boolean USE_DIRECT_JINGLE_CANDIDATES = true;
114    public static final boolean DISABLE_HTTP_UPLOAD = false;
115    public static final boolean EXTENDED_SM_LOGGING = false; // log stanza counts
116    public static final boolean BACKGROUND_STANZA_LOGGING = false; //log all stanzas that were received while the app is in background
117    public static final boolean RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE = true; //setting to true might increase power consumption
118
119    public static final boolean ENCRYPT_ON_HTTP_UPLOADED = false;
120
121    public static final boolean X509_VERIFICATION = false; //use x509 certificates to verify OMEMO keys
122
123    public static final boolean ONLY_INTERNAL_STORAGE = false; //use internal storage instead of sdcard to save attachments
124
125    public static final boolean IGNORE_ID_REWRITE_IN_MUC = true;
126    public static final boolean MUC_LEAVE_BEFORE_JOIN = false;
127
128    public static final boolean USE_LMC_VERSION_1_1 = true;
129
130    public static final long MAM_MAX_CATCHUP = MILLISECONDS_IN_DAY * 5;
131    public static final int MAM_MAX_MESSAGES = 750;
132
133    public static final ChatState DEFAULT_CHAT_STATE = ChatState.ACTIVE;
134    public static final int TYPING_TIMEOUT = 8;
135
136    public static final int EXPIRY_INTERVAL = 30 * 60 * 1000; // 30 minutes
137
138    public static final String[] ENABLED_CIPHERS = {
139            "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256",
140            "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA384",
141            "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA256",
142            "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384",
143            "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA",
144            "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA",
145
146            "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256",
147            "TLS_DHE_RSA_WITH_AES_128_GCM_SHA384",
148            "TLS_DHE_RSA_WITH_AES_256_GCM_SHA256",
149            "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384",
150
151            "TLS_DHE_RSA_WITH_CAMELLIA_256_SHA",
152
153            // Fallback.
154            "TLS_RSA_WITH_AES_128_GCM_SHA256",
155            "TLS_RSA_WITH_AES_128_GCM_SHA384",
156            "TLS_RSA_WITH_AES_256_GCM_SHA256",
157            "TLS_RSA_WITH_AES_256_GCM_SHA384",
158            "TLS_RSA_WITH_AES_128_CBC_SHA256",
159            "TLS_RSA_WITH_AES_128_CBC_SHA384",
160            "TLS_RSA_WITH_AES_256_CBC_SHA256",
161            "TLS_RSA_WITH_AES_256_CBC_SHA384",
162            "TLS_RSA_WITH_AES_128_CBC_SHA",
163            "TLS_RSA_WITH_AES_256_CBC_SHA",
164    };
165
166    public static final String[] WEAK_CIPHER_PATTERNS = {
167            "_NULL_",
168            "_EXPORT_",
169            "_anon_",
170            "_RC4_",
171            "_DES_",
172            "_MD5",
173    };
174
175    public static class OMEMO_EXCEPTIONS {
176        //if the own account matches one of the following domains OMEMO won’t be turned on automatically
177        public static final List<String> ACCOUNT_DOMAINS = Collections.singletonList("s.ms");
178
179        //if the contacts domain matches one of the following domains OMEMO won’t be turned on automatically
180        //can be used for well known, widely used gateways
181        private static final List<String> CONTACT_DOMAINS = Arrays.asList(
182                "cheogram.com",
183                "*.covid.monal.im"
184        );
185
186        public static boolean matchesContactDomain(final String domain) {
187            return XmppDomainVerifier.matchDomain(domain, CONTACT_DOMAINS);
188        }
189    }
190
191    private Config() {
192    }
193
194    public static final class Map {
195        public final static double INITIAL_ZOOM_LEVEL = 4;
196        public final static double FINAL_ZOOM_LEVEL = 15;
197        public final static int MY_LOCATION_INDICATOR_SIZE = 10;
198        public final static int MY_LOCATION_INDICATOR_OUTLINE_SIZE = 3;
199        public final static long LOCATION_FIX_TIME_DELTA = 1000 * 10; // ms
200        public final static float LOCATION_FIX_SPACE_DELTA = 10; // m
201        public final static int LOCATION_FIX_SIGNIFICANT_TIME_DELTA = 1000 * 60 * 2; // ms
202    }
203}