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Mangas.in: Fix chapter decrypt (#2120) 

Smh
This commit is contained in:
bapeey 2024-03-26 07:45:11 -05:00 committed by Draff
parent 3bb82737b7
commit 142b22b440
2 changed files with 16 additions and 13 deletions
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2
src/es/mangasin/build.gradle
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@ -3,7 +3,7 @@ ext {
extClass = '.MangasIn'
themePkg = 'mmrcms'
baseUrl = 'https://mangas.in'
overrideVersionCode = 2
overrideVersionCode = 3
isNsfw = true
}

27
src/es/mangasin/src/eu/kanade/tachiyomi/extension/es/mangasin/MangasIn.kt
View File

@ -89,20 +89,27 @@ class MangasIn : MMRCMS(
private var key = ""
private fun getKey(): String {
val script = client.newCall(GET("$baseUrl/js/datachs.js")).execute().body.string()
val script = client.newCall(GET("$baseUrl/js/ads2.js")).execute().body.string()
val deobfuscatedScript = Deobfuscator.deobfuscateScript(script)
?: throw Exception("No se pudo desofuscar el script")
return KEY_REGEX.find(deobfuscatedScript)?.groupValues?.get(1)
val variable = KEY_REGEX.find(deobfuscatedScript)?.groupValues?.get(1)
?: throw Exception("No se pudo encontrar la clave")
if (variable.startsWith("'")) return variable.removeSurrounding("'")
if (variable.startsWith("\"")) return variable.removeSurrounding("\"")
val varRegex = """(?:let|var|const)\s+$variable\s*=\s*['|"](.*)['|"]""".toRegex()
return varRegex.find(deobfuscatedScript)?.groupValues?.get(1)
?: throw Exception("No se pudo encontrar la clave")
}
override fun chapterListParse(response: Response): List<SChapter> {
val document = response.asJsoup()
val mangaUrl = document.location().removeSuffix("/")
val receivedData = RECEIVED_DATA_REGEX.find(document.html())?.groupValues?.get(1) ?: throw Exception("No se pudo encontrar la lista de capítulos")
val unescapedReceivedData = receivedData.unescape()
val chapterData = json.decodeFromString<CDT>(unescapedReceivedData)
val encodeChapterData = CHAPTER_DATA_REGEX.find(document.html())?.value ?: throw Exception("No se pudo encontrar la lista de capítulos")
val unescapedChapterData = encodeChapterData.unescape()
val chapterData = json.decodeFromString<CDT>(unescapedChapterData)
val salt = chapterData.s.decodeHex()
val unsaltedCipherText = Base64.decode(chapterData.ct, Base64.DEFAULT)
@ -111,7 +118,7 @@ class MangasIn : MMRCMS(
val decrypted = CryptoAES.decrypt(Base64.encodeToString(cipherText, Base64.DEFAULT), key).ifEmpty {
key = getKey()
CryptoAES.decrypt(Base64.encodeToString(cipherText, Base64.DEFAULT), key)
}
}.ifEmpty { throw Exception("No se pudo desencriptar los capítulos") }
val unescaped = decrypted.unescapeJava().removeSurrounding("\"").unescape()
@ -158,10 +165,6 @@ class MangasIn : MMRCMS(
return builder.toString()
}
private fun String.parseDate(): Long {
return dateFormat.parse(this)?.time ?: 0L
}
private fun String.decodeHex(): ByteArray {
check(length % 2 == 0) { "Must have an even length" }
@ -172,6 +175,6 @@ class MangasIn : MMRCMS(
}
private val UNESCAPE_REGEX = """\\(.)""".toRegex()
private val RECEIVED_DATA_REGEX = """receivedData\s*=\s*["'](.*)["']\s*;""".toRegex()
private val KEY_REGEX = """decrypt\(.*'(.*)'.*\)""".toRegex()
private val CHAPTER_DATA_REGEX = """\{(?=.*\\"ct\\")(?=.*\\"iv\\")(?=.*\\"s\\").*?\}""".toRegex()
private val KEY_REGEX = """decrypt\(.*?,\s*(.*?)\s*,.*\)""".toRegex()
private val SALTED = "Salted__".toByteArray(Charsets.UTF_8)