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Minor V2 open group refactoring

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pull/537/head
nielsandriesse 4 years ago
parent 21698fcba5
commit d8932416f1
10 changed files with 197 additions and 216 deletions
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2
app/src/main/java/org/thoughtcrime/securesms/database/Storage.kt
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@ -257,7 +257,7 @@ class Storage(context: Context, helper: SQLCipherOpenHelper) : Database(context,
val database = databaseHelper.readableDatabase
return database.get(LokiThreadDatabase.publicChatTable, "${LokiThreadDatabase.threadID} = ?", arrayOf(threadId)) { cursor ->
val publicChatAsJson = cursor.getString(LokiThreadDatabase.publicChat)
OpenGroupV2.fromJson(publicChatAsJson)
OpenGroupV2.fromJSON(publicChatAsJson)
}
}

2
app/src/main/java/org/thoughtcrime/securesms/loki/activities/JoinPublicChatActivity.kt
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@ -195,7 +195,7 @@ class EnterChatURLFragment : Fragment() {
chip.chipIcon = drawable
chip.text = defaultGroup.name
chip.setOnClickListener {
(requireActivity() as JoinPublicChatActivity).joinPublicChatIfPossible(defaultGroup.toJoinUrl())
(requireActivity() as JoinPublicChatActivity).joinPublicChatIfPossible(defaultGroup.joinURL)
}
defaultRoomsGridLayout.addView(chip)
}

4
app/src/main/java/org/thoughtcrime/securesms/loki/database/LokiThreadDatabase.kt
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@ -68,7 +68,7 @@ class LokiThreadDatabase(context: Context, helper: SQLCipherOpenHelper) : Databa
while (cursor != null && cursor.moveToNext()) {
val threadID = cursor.getLong(threadID)
val string = cursor.getString(publicChat)
val openGroup = OpenGroupV2.fromJson(string)
val openGroup = OpenGroupV2.fromJSON(string)
if (openGroup != null) result[threadID] = openGroup
}
} catch (e: Exception) {
@ -100,7 +100,7 @@ class LokiThreadDatabase(context: Context, helper: SQLCipherOpenHelper) : Databa
val database = databaseHelper.readableDatabase
return database.get(publicChatTable, "${Companion.threadID} = ?", arrayOf(threadID.toString())) { cursor ->
val json = cursor.getString(publicChat)
OpenGroupV2.fromJson(json)
OpenGroupV2.fromJSON(json)
}
}

7
libsession/src/main/java/org/session/libsession/messaging/file_server/FileServerAPIV2.kt
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@ -1,17 +1,14 @@
package org.session.libsession.messaging.file_server
import nl.komponents.kovenant.Promise
import nl.komponents.kovenant.functional.bind
import nl.komponents.kovenant.functional.map
import okhttp3.Headers
import okhttp3.HttpUrl
import okhttp3.MediaType
import okhttp3.RequestBody
import org.session.libsession.messaging.MessagingModuleConfiguration
import org.session.libsession.messaging.open_groups.OpenGroupAPIV2
import org.session.libsession.snode.OnionRequestAPI
import org.session.libsignal.service.loki.HTTP
import org.session.libsignal.service.loki.utilities.retryIfNeeded
import org.session.libsignal.utilities.Base64
import org.session.libsignal.utilities.JsonUtil
import org.session.libsignal.utilities.logging.Log
@ -51,7 +48,7 @@ object FileServerAPIV2 {
}
private fun send(request: Request): Promise<Map<*, *>, Exception> {
val parsed = HttpUrl.parse(DEFAULT_SERVER) ?: return Promise.ofFail(OpenGroupAPIV2.Error.INVALID_URL)
val parsed = HttpUrl.parse(DEFAULT_SERVER) ?: return Promise.ofFail(OpenGroupAPIV2.Error.InvalidURL)
val urlBuilder = HttpUrl.Builder()
.scheme(parsed.scheme())
.host(parsed.host())
@ -91,7 +88,7 @@ object FileServerAPIV2 {
val parameters = mapOf("file" to base64EncodedFile)
val request = Request(verb = HTTP.Verb.POST, endpoint = "files", parameters = parameters)
return send(request).map { json ->
json["result"] as? Long ?: throw OpenGroupAPIV2.Error.PARSING_FAILED
json["result"] as? Long ?: throw OpenGroupAPIV2.Error.ParsingFailed
}
}

2
libsession/src/main/java/org/session/libsession/messaging/messages/control/ConfigurationMessage.kt
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@ -117,7 +117,7 @@ class ConfigurationMessage(var closedGroups: List<ClosedGroup>, var openGroups:
val threadID = storage.getThreadID(group.encodedId) ?: continue
val openGroup = storage.getOpenGroup(threadID)
val openGroupV2 = storage.getV2OpenGroup(threadID)
val shareUrl = openGroup?.server ?: openGroupV2?.toJoinUrl() ?: continue
val shareUrl = openGroup?.server ?: openGroupV2?.joinURL ?: continue
openGroups.add(shareUrl)
}
}

7
libsession/src/main/java/org/session/libsession/messaging/messages/control/ExpirationTimerUpdate.kt
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@ -33,7 +33,12 @@ class ExpirationTimerUpdate() : ControlMessage() {
}
}
internal constructor(syncTarget: String? = null, duration: Int) : this() {
internal constructor(duration: Int) : this() {
this.syncTarget = null
this.duration = duration
}
internal constructor(syncTarget: String, duration: Int) : this() {
this.syncTarget = syncTarget
this.duration = duration
}

292
libsession/src/main/java/org/session/libsession/messaging/open_groups/OpenGroupAPIV2.kt
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@ -5,7 +5,6 @@ import com.fasterxml.jackson.databind.annotation.JsonNaming
import com.fasterxml.jackson.databind.type.TypeFactory
import kotlinx.coroutines.*
import kotlinx.coroutines.flow.MutableSharedFlow
import nl.komponents.kovenant.Kovenant
import nl.komponents.kovenant.Promise
import nl.komponents.kovenant.functional.bind
import nl.komponents.kovenant.functional.map
@ -14,7 +13,6 @@ import okhttp3.HttpUrl
import okhttp3.MediaType
import okhttp3.RequestBody
import org.session.libsession.messaging.MessagingModuleConfiguration
import org.session.libsession.messaging.open_groups.OpenGroupAPIV2.Error
import org.session.libsession.snode.OnionRequestAPI
import org.session.libsession.utilities.AESGCM
import org.session.libsignal.service.loki.HTTP
@ -29,62 +27,48 @@ import org.whispersystems.curve25519.Curve25519
import java.util.*
object OpenGroupAPIV2 {
private val moderators: HashMap<String, Set<String>> = hashMapOf() // Server URL to (channel ID to set of moderator IDs)
const val DEFAULT_SERVER = "http://116.203.70.33"
private const val DEFAULT_SERVER_PUBLIC_KEY = "a03c383cf63c3c4efe67acc52112a6dd734b3a946b9545f488aaa93da7991238"
private val curve = Curve25519.getInstance(Curve25519.BEST)
val defaultRooms = MutableSharedFlow<List<DefaultGroup>>(replay = 1)
private val curve = Curve25519.getInstance(Curve25519.BEST)
private const val DEFAULT_SERVER_PUBLIC_KEY = "a03c383cf63c3c4efe67acc52112a6dd734b3a946b9545f488aaa93da7991238"
const val DEFAULT_SERVER = "http://116.203.70.33"
sealed class Error : Exception() {
object GENERIC : Error()
object PARSING_FAILED : Error()
object DECRYPTION_FAILED : Error()
object SIGNING_FAILED : Error()
object INVALID_URL : Error()
object NO_PUBLIC_KEY : Error()
object Generic : Error()
object ParsingFailed : Error()
object DecryptionFailed : Error()
object SigningFailed : Error()
object InvalidURL : Error()
object NoPublicKey : Error()
fun errorDescription() = when (this) {
Error.GENERIC -> "An error occurred."
Error.PARSING_FAILED -> "Invalid response."
Error.DECRYPTION_FAILED -> "Couldn't decrypt response."
Error.SIGNING_FAILED -> "Couldn't sign message."
Error.INVALID_URL -> "Invalid URL."
Error.NO_PUBLIC_KEY -> "Couldn't find server public key."
Error.Generic -> "An error occurred."
Error.ParsingFailed -> "Invalid response."
Error.DecryptionFailed -> "Couldn't decrypt response."
Error.SigningFailed -> "Couldn't sign message."
Error.InvalidURL -> "Invalid URL."
Error.NoPublicKey -> "Couldn't find server public key."
}
}
data class DefaultGroup(val id: String,
val name: String,
val image: ByteArray?) {
fun toJoinUrl(): String = "$DEFAULT_SERVER/$id?public_key=$DEFAULT_SERVER_PUBLIC_KEY"
data class DefaultGroup(val id: String, val name: String, val image: ByteArray?) {
val joinURL: String get() = "$DEFAULT_SERVER/$id?public_key=$DEFAULT_SERVER_PUBLIC_KEY"
}
data class Info(
val id: String,
val name: String,
val imageID: String?
)
data class Info(val id: String, val name: String, val imageID: String?)
@JsonNaming(PropertyNamingStrategy.SnakeCaseStrategy::class)
data class CompactPollRequest(val roomId: String,
val authToken: String,
val fromDeletionServerId: Long?,
val fromMessageServerId: Long?
)
data class CompactPollResult(val messages: List<OpenGroupMessageV2>,
val deletions: List<Long>,
val moderators: List<String>
)
data class CompactPollRequest(val roomID: String, val authToken: String, val fromDeletionServerID: Long?, val fromMessageServerID: Long?)
data class CompactPollResult(val messages: List<OpenGroupMessageV2>, val deletions: List<Long>, val moderators: List<String>)
@JsonNaming(PropertyNamingStrategy.SnakeCaseStrategy::class)
data class MessageDeletion @JvmOverloads constructor(val id: Long = 0,
val deletedMessageId: Long = 0
data class MessageDeletion
@JvmOverloads constructor(val id: Long = 0, val deletedMessageId: Long = 0
) {
companion object {
val EMPTY = MessageDeletion()
}
@ -99,38 +83,37 @@ object OpenGroupAPIV2 {
val parameters: Any? = null,
val headers: Map<String, String> = mapOf(),
val isAuthRequired: Boolean = true,
// Always `true` under normal circumstances. You might want to disable
// this when running over Lokinet.
/**
* Always `true` under normal circumstances. You might want to disable
* this when running over Lokinet.
*/
val useOnionRouting: Boolean = true
)
private fun createBody(parameters: Any?): RequestBody? {
if (parameters == null) return null
val parametersAsJSON = JsonUtil.toJson(parameters)
return RequestBody.create(MediaType.get("application/json"), parametersAsJSON)
}
private fun send(request: Request, isJsonRequired: Boolean = true): Promise<Map<*, *>, Exception> {
val parsed = HttpUrl.parse(request.server) ?: return Promise.ofFail(Error.INVALID_URL)
val url = HttpUrl.parse(request.server) ?: return Promise.ofFail(Error.InvalidURL)
val urlBuilder = HttpUrl.Builder()
.scheme(parsed.scheme())
.host(parsed.host())
.port(parsed.port())
.addPathSegments(request.endpoint)
.scheme(url.scheme())
.host(url.host())
.port(url.port())
.addPathSegments(request.endpoint)
if (request.verb == GET) {
for ((key, value) in request.queryParameters) {
urlBuilder.addQueryParameter(key, value)
}
}
fun execute(token: String?): Promise<Map<*, *>, Exception> {
val requestBuilder = okhttp3.Request.Builder()
.url(urlBuilder.build())
.headers(Headers.of(request.headers))
.url(urlBuilder.build())
.headers(Headers.of(request.headers))
if (request.isAuthRequired) {
if (token.isNullOrEmpty()) throw IllegalStateException("No auth token for request")
if (token.isNullOrEmpty()) throw IllegalStateException("No auth token for request.")
requestBuilder.header("Authorization", token)
}
when (request.verb) {
@ -139,25 +122,25 @@ object OpenGroupAPIV2 {
POST -> requestBuilder.post(createBody(request.parameters)!!)
DELETE -> requestBuilder.delete(createBody(request.parameters))
}
if (!request.room.isNullOrEmpty()) {
requestBuilder.header("Room", request.room)
}
if (request.useOnionRouting) {
val publicKey = MessagingModuleConfiguration.shared.storage.getOpenGroupPublicKey(request.server)
?: return Promise.ofFail(Error.NO_PUBLIC_KEY)
return OnionRequestAPI.sendOnionRequest(requestBuilder.build(), request.server, publicKey, isJSONRequired = isJsonRequired)
.fail { e ->
if (e is OnionRequestAPI.HTTPRequestFailedAtDestinationException && e.statusCode == 401) {
val storage = MessagingModuleConfiguration.shared.storage
if (request.room != null) {
storage.removeAuthToken("${request.server}.${request.room}")
} else {
storage.removeAuthToken(request.server)
}
}
?: return Promise.ofFail(Error.NoPublicKey)
return OnionRequestAPI.sendOnionRequest(requestBuilder.build(), request.server, publicKey, isJSONRequired = isJsonRequired).fail { e ->
// A 401 means that we didn't provide a (valid) auth token for a route that required one. We use this as an
// indication that the token we're using has expired. Note that a 403 has a different meaning; it means that
// we provided a valid token but it doesn't have a high enough permission level for the route in question.
if (e is OnionRequestAPI.HTTPRequestFailedAtDestinationException && e.statusCode == 401) {
val storage = MessagingModuleConfiguration.shared.storage
if (request.room != null) {
storage.removeAuthToken("${request.server}.${request.room}")
} else {
storage.removeAuthToken(request.server)
}
}
}
} else {
return Promise.ofFail(IllegalStateException("It's currently not allowed to send non onion routed requests."))
}
@ -172,52 +155,51 @@ object OpenGroupAPIV2 {
fun downloadOpenGroupProfilePicture(roomID: String, server: String): Promise<ByteArray, Exception> {
val request = Request(verb = GET, room = roomID, server = server, endpoint = "rooms/$roomID/image", isAuthRequired = false)
return send(request).map { json ->
val result = json["result"] as? String ?: throw Error.PARSING_FAILED
val result = json["result"] as? String ?: throw Error.ParsingFailed
decode(result)
}
}
// region Authorization
fun getAuthToken(room: String, server: String): Promise<String, Exception> {
val storage = MessagingModuleConfiguration.shared.storage
return storage.getAuthToken(room, server)?.let {
Promise.of(it)
} ?: run {
requestNewAuthToken(room, server)
.bind { claimAuthToken(it, room, server) }
.success { authToken ->
storage.setAuthToken(room, server, authToken)
}
.bind { claimAuthToken(it, room, server) }
.success { authToken ->
storage.setAuthToken(room, server, authToken)
}
}
}
fun requestNewAuthToken(room: String, server: String): Promise<String, Exception> {
val (publicKey, privateKey) = MessagingModuleConfiguration.shared.storage.getUserKeyPair()
?: return Promise.ofFail(Error.GENERIC)
val queryParameters = mutableMapOf("public_key" to publicKey)
?: return Promise.ofFail(Error.Generic)
val queryParameters = mutableMapOf( "public_key" to publicKey )
val request = Request(GET, room, server, "auth_token_challenge", queryParameters, isAuthRequired = false, parameters = null)
return send(request).map { json ->
val challenge = json["challenge"] as? Map<*, *> ?: throw Error.PARSING_FAILED
val base64EncodedCiphertext = challenge["ciphertext"] as? String
?: throw Error.PARSING_FAILED
val base64EncodedEphemeralPublicKey = challenge["ephemeral_public_key"] as? String
?: throw Error.PARSING_FAILED
val challenge = json["challenge"] as? Map<*, *> ?: throw Error.ParsingFailed
val base64EncodedCiphertext = challenge["ciphertext"] as? String ?: throw Error.ParsingFailed
val base64EncodedEphemeralPublicKey = challenge["ephemeral_public_key"] as? String ?: throw Error.ParsingFailed
val ciphertext = decode(base64EncodedCiphertext)
val ephemeralPublicKey = decode(base64EncodedEphemeralPublicKey)
val symmetricKey = AESGCM.generateSymmetricKey(ephemeralPublicKey, privateKey)
val tokenAsData = try {
AESGCM.decrypt(ciphertext, symmetricKey)
} catch (e: Exception) {
throw Error.DECRYPTION_FAILED
throw Error.DecryptionFailed
}
tokenAsData.toHexString()
}
}
fun claimAuthToken(authToken: String, room: String, server: String): Promise<String, Exception> {
val parameters = mapOf("public_key" to MessagingModuleConfiguration.shared.storage.getUserPublicKey()!!)
val headers = mapOf("Authorization" to authToken)
val parameters = mapOf( "public_key" to MessagingModuleConfiguration.shared.storage.getUserPublicKey()!! )
val headers = mapOf( "Authorization" to authToken )
val request = Request(verb = POST, room = room, server = server, endpoint = "claim_auth_token",
parameters = parameters, headers = headers, isAuthRequired = false)
parameters = parameters, headers = headers, isAuthRequired = false)
return send(request).map { authToken }
}
@ -227,33 +209,36 @@ object OpenGroupAPIV2 {
MessagingModuleConfiguration.shared.storage.removeAuthToken(room, server)
}
}
// endregion
// region Sending
// region Upload/Download
fun upload(file: ByteArray, room: String, server: String): Promise<Long, Exception> {
val base64EncodedFile = encodeBytes(file)
val parameters = mapOf("file" to base64EncodedFile)
val parameters = mapOf( "file" to base64EncodedFile )
val request = Request(verb = POST, room = room, server = server, endpoint = "files", parameters = parameters)
return send(request).map { json ->
json["result"] as? Long ?: throw Error.PARSING_FAILED
json["result"] as? Long ?: throw Error.ParsingFailed
}
}
fun download(file: Long, room: String, server: String): Promise<ByteArray, Exception> {
val request = Request(verb = GET, room = room, server = server, endpoint = "files/$file")
return send(request).map { json ->
val base64EncodedFile = json["result"] as? String ?: throw Error.PARSING_FAILED
decode(base64EncodedFile) ?: throw Error.PARSING_FAILED
val base64EncodedFile = json["result"] as? String ?: throw Error.ParsingFailed
decode(base64EncodedFile) ?: throw Error.ParsingFailed
}
}
// endregion
// region Sending
fun send(message: OpenGroupMessageV2, room: String, server: String): Promise<OpenGroupMessageV2, Exception> {
val signedMessage = message.sign() ?: return Promise.ofFail(Error.SIGNING_FAILED)
val signedMessage = message.sign() ?: return Promise.ofFail(Error.SigningFailed)
val jsonMessage = signedMessage.toJSON()
val request = Request(verb = POST, room = room, server = server, endpoint = "messages", parameters = jsonMessage)
return send(request).map { json ->
@Suppress("UNCHECKED_CAST") val rawMessage = json["message"] as? Map<String, Any>
?: throw Error.PARSING_FAILED
OpenGroupMessageV2.fromJSON(rawMessage) ?: throw Error.PARSING_FAILED
?: throw Error.ParsingFailed
OpenGroupMessageV2.fromJSON(rawMessage) ?: throw Error.ParsingFailed
}
}
// endregion
@ -268,10 +253,9 @@ object OpenGroupAPIV2 {
val request = Request(verb = GET, room = room, server = server, endpoint = "messages", queryParameters = queryParameters)
return send(request).map { jsonList ->
@Suppress("UNCHECKED_CAST") val rawMessages = jsonList["messages"] as? List<Map<String, Any>>
?: throw Error.PARSING_FAILED
val lastMessageServerId = storage.getLastMessageServerId(room, server) ?: 0
var currentMax = lastMessageServerId
?: throw Error.ParsingFailed
val lastMessageServerID = storage.getLastMessageServerId(room, server) ?: 0
var currentLastMessageServerID = lastMessageServerID
val messages = rawMessages.mapNotNull { json ->
try {
val message = OpenGroupMessageV2.fromJSON(json) ?: return@mapNotNull null
@ -285,15 +269,15 @@ object OpenGroupAPIV2 {
Log.d("Loki", "Ignoring message with invalid signature")
return@mapNotNull null
}
if (message.serverID > lastMessageServerId) {
currentMax = message.serverID
if (message.serverID > lastMessageServerID) {
currentLastMessageServerID = message.serverID
}
message
} catch (e: Exception) {
null
}
}
storage.setLastMessageServerId(room, server, currentMax)
storage.setLastMessageServerId(room, server, currentLastMessageServerID)
messages
}
}
@ -304,7 +288,7 @@ object OpenGroupAPIV2 {
fun deleteMessage(serverID: Long, room: String, server: String): Promise<Unit, Exception> {
val request = Request(verb = DELETE, room = room, server = server, endpoint = "messages/$serverID")
return send(request).map {
Log.d("Loki", "Deleted server message")
Log.d("Loki", "Message deletion successful.")
}
}
@ -318,7 +302,7 @@ object OpenGroupAPIV2 {
return send(request).map { json ->
val type = TypeFactory.defaultInstance().constructCollectionType(List::class.java, MessageDeletion::class.java)
val idsAsString = JsonUtil.toJson(json["ids"])
val serverIDs = JsonUtil.fromJson<List<MessageDeletion>>(idsAsString, type) ?: throw Error.PARSING_FAILED
val serverIDs = JsonUtil.fromJson<List<MessageDeletion>>(idsAsString, type) ?: throw Error.ParsingFailed
val lastMessageServerId = storage.getLastDeletionServerId(room, server) ?: 0
val serverID = serverIDs.maxByOrNull {it.id } ?: MessageDeletion.EMPTY
if (serverID.id > lastMessageServerId) {
@ -338,7 +322,7 @@ object OpenGroupAPIV2 {
val request = Request(verb = GET, room = room, server = server, endpoint = "moderators")
return send(request).map { json ->
@Suppress("UNCHECKED_CAST") val moderatorsJson = json["moderators"] as? List<String>
?: throw Error.PARSING_FAILED
?: throw Error.ParsingFailed
val id = "$server.$room"
handleModerators(id, moderatorsJson)
moderatorsJson
@ -347,90 +331,86 @@ object OpenGroupAPIV2 {
@JvmStatic
fun ban(publicKey: String, room: String, server: String): Promise<Unit, Exception> {
val parameters = mapOf("public_key" to publicKey)
val parameters = mapOf( "public_key" to publicKey )
val request = Request(verb = POST, room = room, server = server, endpoint = "block_list", parameters = parameters)
return send(request).map {
Log.d("Loki", "Banned user $publicKey from $server.$room")
Log.d("Loki", "Banned user: $publicKey from: $server.$room.")
}
}
fun unban(publicKey: String, room: String, server: String): Promise<Unit, Exception> {
val request = Request(verb = DELETE, room = room, server = server, endpoint = "block_list/$publicKey")
return send(request).map {
Log.d("Loki", "Unbanned user $publicKey from $server.$room")
Log.d("Loki", "Unbanned user: $publicKey from: $server.$room")
}
}
@JvmStatic
fun isUserModerator(publicKey: String, room: String, server: String): Boolean =
moderators["$server.$room"]?.contains(publicKey) ?: false
moderators["$server.$room"]?.contains(publicKey) ?: false
// endregion
// region General
@Suppress("UNCHECKED_CAST")
fun getCompactPoll(rooms: List<String>, server: String): Promise<Map<String, CompactPollResult>, Exception> {
val requestAuths = rooms.associateWith { room -> getAuthToken(room, server) }
val authTokenRequests = rooms.associateWith { room -> getAuthToken(room, server) }
val storage = MessagingModuleConfiguration.shared.storage
val requests = rooms.mapNotNull { room ->
val authToken = try {
requestAuths[room]?.get()
authTokenRequests[room]?.get()
} catch (e: Exception) {
Log.e("Loki", "Failed to get auth token for $room", e)
Log.e("Loki", "Failed to get auth token for $room.", e)
null
} ?: return@mapNotNull null
CompactPollRequest(roomId = room,
authToken = authToken,
fromDeletionServerId = storage.getLastDeletionServerId(room, server),
fromMessageServerId = storage.getLastMessageServerId(room, server)
CompactPollRequest(
roomID = room,
authToken = authToken,
fromDeletionServerID = storage.getLastDeletionServerId(room, server),
fromMessageServerID = storage.getLastMessageServerId(room, server)
)
}
val request = Request(verb = POST, room = null, server = server, endpoint = "compact_poll", isAuthRequired = false, parameters = mapOf("requests" to requests))
// build a request for all rooms
val request = Request(verb = POST, room = null, server = server, endpoint = "compact_poll", isAuthRequired = false, parameters = mapOf( "requests" to requests ))
return send(request = request).map { json ->
val results = json["results"] as? List<*> ?: throw Error.PARSING_FAILED
results.mapNotNull { roomJson ->
if (roomJson !is Map<*,*>) return@mapNotNull null
val roomId = roomJson["room_id"] as? String ?: return@mapNotNull null
// check the status was fine
val statusCode = roomJson["status_code"] as? Int ?: return@mapNotNull null
val results = json["results"] as? List<*> ?: throw Error.ParsingFailed
results.mapNotNull { json ->
if (json !is Map<*,*>) return@mapNotNull null
val roomID = json["room_id"] as? String ?: return@mapNotNull null
// A 401 means that we didn't provide a (valid) auth token for a route that required one. We use this as an
// indication that the token we're using has expired. Note that a 403 has a different meaning; it means that
// we provided a valid token but it doesn't have a high enough permission level for the route in question.
val statusCode = json["status_code"] as? Int ?: return@mapNotNull null
if (statusCode == 401) {
// delete auth token and return null
storage.removeAuthToken(roomId, server)
storage.removeAuthToken(roomID, server)
}
// check and store mods
val moderators = roomJson["moderators"] as? List<String> ?: return@mapNotNull null
handleModerators("$server.$roomId", moderators)
// get deletions
// Moderators
val moderators = json["moderators"] as? List<String> ?: return@mapNotNull null
handleModerators("$server.$roomID", moderators)
// Deletions
val type = TypeFactory.defaultInstance().constructCollectionType(List::class.java, MessageDeletion::class.java)
val idsAsString = JsonUtil.toJson(roomJson["deletions"])
val deletedServerIDs = JsonUtil.fromJson<List<MessageDeletion>>(idsAsString, type) ?: throw Error.PARSING_FAILED
val lastDeletionServerId = storage.getLastDeletionServerId(roomId, server) ?: 0
val idsAsString = JsonUtil.toJson(json["deletions"])
val deletedServerIDs = JsonUtil.fromJson<List<MessageDeletion>>(idsAsString, type) ?: throw Error.ParsingFailed
val lastDeletionServerID = storage.getLastDeletionServerId(roomID, server) ?: 0
val serverID = deletedServerIDs.maxByOrNull {it.id } ?: MessageDeletion.EMPTY
if (serverID.id > lastDeletionServerId) {
storage.setLastDeletionServerId(roomId, server, serverID.id)
if (serverID.id > lastDeletionServerID) {
storage.setLastDeletionServerId(roomID, server, serverID.id)
}
// get messages
val rawMessages = roomJson["messages"] as? List<Map<String, Any>> ?: return@mapNotNull null // parsing failed
val lastMessageServerId = storage.getLastMessageServerId(roomId, server) ?: 0
var currentMax = lastMessageServerId
// Messages
val rawMessages = json["messages"] as? List<Map<String, Any>> ?: return@mapNotNull null
val lastMessageServerID = storage.getLastMessageServerId(roomID, server) ?: 0
var currentLastMessageServerID = lastMessageServerID
val messages = rawMessages.mapNotNull { rawMessage ->
val message = OpenGroupMessageV2.fromJSON(rawMessage)?.apply {
currentMax = maxOf(currentMax,this.serverID ?: 0)
currentLastMessageServerID = maxOf(currentLastMessageServerID,this.serverID ?: 0)
}
// TODO: We need to check the signature here...
message
}
storage.setLastMessageServerId(roomId, server, currentMax)
roomId to CompactPollResult(
messages = messages,
deletions = deletedServerIDs.map { it.deletedMessageId },
moderators = moderators
storage.setLastMessageServerId(roomID, server, currentLastMessageServerID)
roomID to CompactPollResult(
messages = messages,
deletions = deletedServerIDs.map { it.deletedMessageId },
moderators = moderators
)
}.toMap()
}
@ -443,7 +423,7 @@ object OpenGroupAPIV2 {
val earlyGroups = groups.map { group ->
DefaultGroup(group.id, group.name, null)
}
// see if we have any cached rooms, and if they already have images, don't overwrite with early non-image results
// See if we have any cached rooms, and if they already have images don't overwrite them with early non-image results
defaultRooms.replayCache.firstOrNull()?.let { replayed ->
if (replayed.none { it.image?.isNotEmpty() == true}) {
defaultRooms.tryEmit(earlyGroups)
@ -452,12 +432,11 @@ object OpenGroupAPIV2 {
val images = groups.map { group ->
group.id to downloadOpenGroupProfilePicture(group.id, DEFAULT_SERVER)
}.toMap()
groups.map { group ->
val image = try {
images[group.id]!!.get()
} catch (e: Exception) {
// no image or image failed to download
// No image or image failed to download
null
}
DefaultGroup(group.id, group.name, image)
@ -470,9 +449,9 @@ object OpenGroupAPIV2 {
fun getInfo(room: String, server: String): Promise<Info, Exception> {
val request = Request(verb = GET, room = null, server = server, endpoint = "rooms/$room", isAuthRequired = false)
return send(request).map { json ->
val rawRoom = json["room"] as? Map<*, *> ?: throw Error.PARSING_FAILED
val id = rawRoom["id"] as? String ?: throw Error.PARSING_FAILED
val name = rawRoom["name"] as? String ?: throw Error.PARSING_FAILED
val rawRoom = json["room"] as? Map<*, *> ?: throw Error.ParsingFailed
val id = rawRoom["id"] as? String ?: throw Error.ParsingFailed
val name = rawRoom["name"] as? String ?: throw Error.ParsingFailed
val imageID = rawRoom["image_id"] as? String
Info(id = id, name = name, imageID = imageID)
}
@ -481,13 +460,13 @@ object OpenGroupAPIV2 {
fun getAllRooms(server: String): Promise<List<Info>, Exception> {
val request = Request(verb = GET, room = null, server = server, endpoint = "rooms", isAuthRequired = false)
return send(request).map { json ->
val rawRooms = json["rooms"] as? List<Map<*, *>> ?: throw Error.PARSING_FAILED
val rawRooms = json["rooms"] as? List<Map<*, *>> ?: throw Error.ParsingFailed
rawRooms.mapNotNull {
val roomJson = it as? Map<*, *> ?: return@mapNotNull null
val id = roomJson["id"] as? String ?: return@mapNotNull null
val name = roomJson["name"] as? String ?: return@mapNotNull null
val imageId = roomJson["image_id"] as? String
Info(id, name, imageId)
val imageID = roomJson["image_id"] as? String
Info(id, name, imageID)
}
}
}
@ -495,12 +474,11 @@ object OpenGroupAPIV2 {
fun getMemberCount(room: String, server: String): Promise<Int, Exception> {
val request = Request(verb = GET, room = room, server = server, endpoint = "member_count")
return send(request).map { json ->
val memberCount = json["member_count"] as? Int ?: throw Error.PARSING_FAILED
val memberCount = json["member_count"] as? Int ?: throw Error.ParsingFailed
val storage = MessagingModuleConfiguration.shared.storage
storage.setUserCount(room, server, memberCount)
memberCount
}
}
// endregion
}

54
libsession/src/main/java/org/session/libsession/messaging/open_groups/OpenGroupMessageV2.kt
Unescape Escape View File

@ -9,14 +9,18 @@ import org.session.libsignal.utilities.logging.Log
import org.whispersystems.curve25519.Curve25519
data class OpenGroupMessageV2(
val serverID: Long? = null,
val sender: String?,
val sentTimestamp: Long,
// The serialized protobuf in base64 encoding
val base64EncodedData: String,
// When sending a message, the sender signs the serialized protobuf with their private key so that
// a receiving user can verify that the message wasn't tampered with.
val base64EncodedSignature: String? = null
val serverID: Long? = null,
val sender: String?,
val sentTimestamp: Long,
/**
* The serialized protobuf in base64 encoding.
*/
val base64EncodedData: String,
/**
* When sending a message, the sender signs the serialized protobuf with their private key so that
* a receiving user can verify that the message wasn't tampered with.
*/
val base64EncodedSignature: String? = null
) {
companion object {
@ -28,11 +32,12 @@ data class OpenGroupMessageV2(
val serverID = json["server_id"] as? Int
val sender = json["public_key"] as? String
val base64EncodedSignature = json["signature"] as? String
return OpenGroupMessageV2(serverID = serverID?.toLong(),
sender = sender,
sentTimestamp = sentTimestamp,
base64EncodedData = base64EncodedData,
base64EncodedSignature = base64EncodedSignature
return OpenGroupMessageV2(
serverID = serverID?.toLong(),
sender = sender,
sentTimestamp = sentTimestamp,
base64EncodedData = base64EncodedData,
base64EncodedSignature = base64EncodedSignature
)
}
@ -41,29 +46,26 @@ data class OpenGroupMessageV2(
fun sign(): OpenGroupMessageV2? {
if (base64EncodedData.isEmpty()) return null
val (publicKey, privateKey) = MessagingModuleConfiguration.shared.storage.getUserKeyPair() ?: return null
if (sender != publicKey) return null // only sign our own messages?
if (sender != publicKey) return null
val signature = try {
curve.calculateSignature(privateKey, decode(base64EncodedData))
} catch (e: Exception) {
Log.e("Loki", "Couldn't sign OpenGroupV2Message", e)
Log.w("Loki", "Couldn't sign open group message.", e)
return null
}
return copy(base64EncodedSignature = Base64.encodeBytes(signature))
}
fun toJSON(): Map<String, Any> {
val jsonMap = mutableMapOf("data" to base64EncodedData, "timestamp" to sentTimestamp)
serverID?.let { jsonMap["server_id"] = serverID }
sender?.let { jsonMap["public_key"] = sender }
base64EncodedSignature?.let { jsonMap["signature"] = base64EncodedSignature }
return jsonMap
val json = mutableMapOf( "data" to base64EncodedData, "timestamp" to sentTimestamp )
serverID?.let { json["server_id"] = it }
sender?.let { json["public_key"] = it }
base64EncodedSignature?.let { json["signature"] = it }
return json
}
fun toProto(): SignalServiceProtos.Content = decode(base64EncodedData).let(PushTransportDetails::getStrippedPaddingMessageBody).let { bytes ->
SignalServiceProtos.Content.parseFrom(bytes)
fun toProto(): SignalServiceProtos.Content {
val data = decode(base64EncodedData).let(PushTransportDetails::getStrippedPaddingMessageBody)
return SignalServiceProtos.Content.parseFrom(data)
}
}

41
libsession/src/main/java/org/session/libsession/messaging/open_groups/OpenGroupV2.kt
Unescape Escape View File

@ -1,51 +1,50 @@
package org.session.libsession.messaging.open_groups
import org.session.libsignal.utilities.JsonUtil
import org.session.libsignal.utilities.logging.Log
import java.util.*
data class OpenGroupV2(
val server: String,
val room: String,
val id: String,
val name: String,
val publicKey: String
val server: String,
val room: String,
val id: String,
val name: String,
val publicKey: String
) {
constructor(server: String, room: String, name: String, publicKey: String) : this(
server = server,
room = room,
id = "$server.$room",
name = name,
publicKey = publicKey,
server = server,
room = room,
id = "$server.$room",
name = name,
publicKey = publicKey,
)
companion object {
fun fromJson(jsonAsString: String): OpenGroupV2? {
fun fromJSON(jsonAsString: String): OpenGroupV2? {
return try {
val json = JsonUtil.fromJson(jsonAsString)
if (!json.has("room")) return null
val room = json.get("room").asText().toLowerCase(Locale.getDefault())
val server = json.get("server").asText().toLowerCase(Locale.getDefault())
val room = json.get("room").asText().toLowerCase(Locale.US)
val server = json.get("server").asText().toLowerCase(Locale.US)
val displayName = json.get("displayName").asText()
val publicKey = json.get("publicKey").asText()
OpenGroupV2(server, room, displayName, publicKey)
} catch (e: Exception) {
Log.w("Loki", "Couldn't parse open group from JSON: $jsonAsString.", e);
null
}
}
}
fun toJoinUrl(): String = "$server/$room?public_key=$publicKey"
fun toJson(): Map<String,String> = mapOf(
"room" to room,
"server" to server,
"displayName" to name,
"publicKey" to publicKey,
"room" to room,
"server" to server,
"displayName" to name,
"publicKey" to publicKey,
)
val joinURL: String get() = "$server/$room?public_key=$publicKey"
}

2
libsession/src/main/java/org/session/libsession/messaging/sending_receiving/ReceivedMessageHandler.kt
Unescape Escape View File

@ -126,7 +126,7 @@ private fun handleConfigurationMessage(message: ConfigurationMessage) {
handleNewClosedGroup(message.sender!!, message.sentTimestamp!!, closeGroup.publicKey, closeGroup.name, closeGroup.encryptionKeyPair!!, closeGroup.members, closeGroup.admins, message.sentTimestamp!!)
}
val allOpenGroups = storage.getAllOpenGroups().map { it.value.server }
val allV2OpenGroups = storage.getAllV2OpenGroups().map { it.value.toJoinUrl() }
val allV2OpenGroups = storage.getAllV2OpenGroups().map { it.value.joinURL }
for (openGroup in message.openGroups) {
if (allOpenGroups.contains(openGroup) || allV2OpenGroups.contains(openGroup)) continue
storage.addOpenGroup(openGroup, 1)

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