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using Gee;
using Qlite;
using Dino.Entities;
namespace Dino.Plugins.Omemo {
public class Database : Qlite.Database {
private const int VERSION = 2;
public class IdentityMetaTable : Table {
public enum TrustLevel {
VERIFIED,
TRUSTED,
UNTRUSTED,
UNKNOWN;
public string to_string() {
int val = this;
return val.to_string();
}
}
//Default to provide backwards compatability
public Column<int> identity_id = new Column.Integer("identity_id") { not_null = true, min_version = 2, default = "-1" };
public Column<string> address_name = new Column.Text("address_name") { not_null = true };
public Column<int> device_id = new Column.Integer("device_id") { not_null = true };
public Column<string?> identity_key_public_base64 = new Column.Text("identity_key_public_base64");
public Column<bool> trusted_identity = new Column.BoolInt("trusted_identity") { default = "0", max_version = 1 };
public Column<int> trust_level = new Column.Integer("trust_level") { default = TrustLevel.UNKNOWN.to_string(), min_version = 2 };
public Column<bool> now_active = new Column.BoolInt("now_active") { default = "1" };
public Column<long> last_active = new Column.Long("last_active");
internal IdentityMetaTable(Database db) {
base(db, "identity_meta");
init({identity_id, address_name, device_id, identity_key_public_base64, trusted_identity, trust_level, now_active, last_active});
index("identity_meta_idx", {identity_id, address_name, device_id}, true);
index("identity_meta_list_idx", {identity_id, address_name});
}
public QueryBuilder with_address(int identity_id, string address_name) {
return select().with(this.identity_id, "=", identity_id).with(this.address_name, "=", address_name);
}
public void insert_device_list(int32 identity_id, string address_name, ArrayList<int32> devices) {
update().with(this.identity_id, "=", identity_id).with(this.address_name, "=", address_name).set(now_active, false).perform();
foreach (int32 device_id in devices) {
upsert()
.value(this.identity_id, identity_id, true)
.value(this.address_name, address_name, true)
.value(this.device_id, device_id, true)
.value(this.now_active, true)
.value(this.last_active, (long) new DateTime.now_utc().to_unix())
.perform();
}
}
public int64 insert_device_bundle(int32 identity_id, string address_name, int device_id, Bundle bundle, TrustLevel trust) {
if (bundle == null || bundle.identity_key == null) return -1;
return upsert()
.value(this.identity_id, identity_id, true)
.value(this.address_name, address_name, true)
.value(this.device_id, device_id, true)
.value(this.identity_key_public_base64, Base64.encode(bundle.identity_key.serialize()))
.value(this.trust_level, trust).perform();
}
public QueryBuilder get_trusted_devices(int identity_id, string address_name) {
return this.with_address(identity_id, address_name)
.with(this.trust_level, "!=", TrustLevel.UNTRUSTED)
.with(this.now_active, "=", true);
}
public QueryBuilder get_known_devices(int identity_id, string address_name) {
return this.with_address(identity_id, address_name)
.with(this.trust_level, "!=", TrustLevel.UNKNOWN)
.without_null(this.identity_key_public_base64);
}
public QueryBuilder get_unknown_devices(int identity_id, string address_name) {
return this.with_address(identity_id, address_name)
.with_null(this.identity_key_public_base64);
}
public QueryBuilder get_new_devices(int identity_id, string address_name) {
return this.with_address(identity_id, address_name)
.with(this.trust_level, "=", TrustLevel.UNKNOWN)
.without_null(this.identity_key_public_base64);
}
public Row? get_device(int identity_id, string address_name, int device_id) {
return this.with_address(identity_id, address_name)
.with(this.device_id, "=", device_id).single().row().inner;
}
}
public class TrustTable : Table {
public Column<int> identity_id = new Column.Integer("identity_id") { not_null = true };
public Column<string> address_name = new Column.Text("address_name");
public Column<bool> blind_trust = new Column.BoolInt("blind_trust") { default = "1" } ;
internal TrustTable(Database db) {
base(db, "trust");
init({identity_id, address_name, blind_trust});
index("trust_idx", {identity_id, address_name}, true);
}
public bool get_blind_trust(int32 identity_id, string address_name) {
return this.select().with(this.identity_id, "=", identity_id)
.with(this.address_name, "=", address_name)
.with(this.blind_trust, "=", true).count() > 0;
}
}
public class IdentityTable : Table {
public Column<int> id = new Column.Integer("id") { primary_key = true, auto_increment = true };
public Column<int> account_id = new Column.Integer("account_id") { unique = true, not_null = true };
public Column<int> device_id = new Column.Integer("device_id") { not_null = true };
public Column<string> identity_key_private_base64 = new Column.NonNullText("identity_key_private_base64");
public Column<string> identity_key_public_base64 = new Column.NonNullText("identity_key_public_base64");
internal IdentityTable(Database db) {
base(db, "identity");
init({id, account_id, device_id, identity_key_private_base64, identity_key_public_base64});
}
public int get_id(int account_id) {
int id = -1;
Row? row = this.row_with(this.account_id, account_id).inner;
if (row != null) id = ((!)row)[this.id];
return id;
}
}
public class SignedPreKeyTable : Table {
public Column<int> identity_id = new Column.Integer("identity_id") { not_null = true };
public Column<int> signed_pre_key_id = new Column.Integer("signed_pre_key_id") { not_null = true };
public Column<string> record_base64 = new Column.NonNullText("record_base64");
internal SignedPreKeyTable(Database db) {
base(db, "signed_pre_key");
init({identity_id, signed_pre_key_id, record_base64});
unique({identity_id, signed_pre_key_id});
index("signed_pre_key_idx", {identity_id, signed_pre_key_id}, true);
}
}
public class PreKeyTable : Table {
public Column<int> identity_id = new Column.Integer("identity_id") { not_null = true };
public Column<int> pre_key_id = new Column.Integer("pre_key_id") { not_null = true };
public Column<string> record_base64 = new Column.NonNullText("record_base64");
internal PreKeyTable(Database db) {
base(db, "pre_key");
init({identity_id, pre_key_id, record_base64});
unique({identity_id, pre_key_id});
index("pre_key_idx", {identity_id, pre_key_id}, true);
}
}
public class SessionTable : Table {
public Column<int> identity_id = new Column.Integer("identity_id") { not_null = true };
public Column<string> address_name = new Column.NonNullText("name");
public Column<int> device_id = new Column.Integer("device_id") { not_null = true };
public Column<string> record_base64 = new Column.NonNullText("record_base64");
internal SessionTable(Database db) {
base(db, "session");
init({identity_id, address_name, device_id, record_base64});
unique({identity_id, address_name, device_id});
index("session_idx", {identity_id, address_name, device_id}, true);
}
}
public IdentityMetaTable identity_meta { get; private set; }
public TrustTable trust { get; private set; }
public IdentityTable identity { get; private set; }
public SignedPreKeyTable signed_pre_key { get; private set; }
public PreKeyTable pre_key { get; private set; }
public SessionTable session { get; private set; }
public Database(string fileName) {
base(fileName, VERSION);
identity_meta = new IdentityMetaTable(this);
trust = new TrustTable(this);
identity = new IdentityTable(this);
signed_pre_key = new SignedPreKeyTable(this);
pre_key = new PreKeyTable(this);
session = new SessionTable(this);
init({identity_meta, trust, identity, signed_pre_key, pre_key, session});
try {
exec("PRAGMA synchronous=0");
} catch (Error e) { }
}
public override void migrate(long oldVersion) {
if(oldVersion == 1) {
try {
exec("DROP INDEX identity_meta_idx");
exec("DROP INDEX identity_meta_list_idx");
exec("CREATE UNIQUE INDEX identity_meta_idx ON identity_meta (identity_id, address_name, device_id)");
exec("CREATE INDEX identity_meta_list_idx ON identity_meta (identity_id, address_name)");
} catch (Error e) {
stderr.printf("Failed to migrate OMEMO database\n");
Process.exit(-1);
}
}
}
}
}
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