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[+] Counter measure

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Azalea
2024-04-03 08:08:02 -04:00
parent 501bf06ada
commit 355c9e2a3d
7 changed files with 25 additions and 11 deletions
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22
src/main/java/icu/samnyan/aqua/net/games/GameApiController.kt
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@@ -31,16 +31,26 @@ abstract class GameApiController<T : IUserData>(name: String, userDataClass: KCl
playlogRepo.findByUserCardExtId(card.extId)
}
private var rankingCache: Pair<Long, List<GenericRankingPlayer>>? = null
private var rankingCache: MutableMap<Long, Pair<Long, List<GenericRankingPlayer>>> = mutableMapOf()
private val rankingCacheDuration = 240_000
@API("ranking")
fun ranking(): List<GenericRankingPlayer> {
// Read from cache if we just computed it less than 2 minutes ago
rankingCache?.let { (t, r) ->
if (millis() - t < 120_000) return r
fun ranking(@RP token: String?): List<GenericRankingPlayer> {
val reqUser = token?.let { us.jwt.auth(it) { u ->
// Optimization: If the user is not banned, we don't need to process user information
if (!u.ghostCard.rankingBanned && !u.cards.any { it.rankingBanned }) null
else u
} }
val cacheKey = reqUser?.auId ?: -1
// Read from cache if we just computed it less than duration ago
rankingCache[cacheKey]?.let { (t, r) ->
if (millis() - t < rankingCacheDuration) return r
}
// TODO: pagination
// Shadow-ban: Do not show banned cards in the ranking except for the user who owns the card
val players = userDataRepo.findAll().sortedByDescending { it.playerRating }
.filter { it.card?.rankingBanned != true || it.card?.aquaUser?.let { it == reqUser } ?: false }
return players.filter { it.card != null }.mapIndexed { i, user ->
val plays = playlogRepo.findByUserCardExtId(user.card!!.extId)
@@ -54,7 +64,7 @@ abstract class GameApiController<T : IUserData>(name: String, userDataClass: KCl
lastSeen = user.lastPlayDate.toString(),
username = user.card!!.aquaUser?.username ?: "user${user.card!!.id}"
)
}.also { rankingCache = millis() to it } // Update the cache
}.also { rankingCache[cacheKey] = millis() to it } // Update cache
}
@API("playlog")