63 lines
2.2 KiB
Kotlin
63 lines
2.2 KiB
Kotlin
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package eu.kanade.tachiyomi.extension.es.mangacrab
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import android.util.Base64
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import eu.kanade.tachiyomi.lib.cryptoaes.CryptoAES
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import eu.kanade.tachiyomi.multisrc.madara.Madara
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import eu.kanade.tachiyomi.source.model.Page
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import kotlinx.serialization.json.jsonArray
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import kotlinx.serialization.json.jsonObject
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import kotlinx.serialization.json.jsonPrimitive
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import org.jsoup.nodes.Document
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import java.text.SimpleDateFormat
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import java.util.Locale
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class MangaCrab : Madara(
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"Manga Crab",
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"https://mangacrab.com",
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"es",
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SimpleDateFormat("dd/MM/yyyy", Locale("es")),
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) {
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override fun chapterListSelector() = "li.capitulos"
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override val mangaDetailsSelectorDescription = "div.c-page__content div.contenedor"
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override fun pageListParse(document: Document): List<Page> {
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val chapterProtector = document.getElementById("chapter-protector-data")?.html()
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?: return super.pageListParse(document)
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val password = chapterProtector
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.substringAfter("wpmangaprotectornonce='")
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.substringBefore("';")
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val chapterData = json.parseToJsonElement(
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chapterProtector
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.substringAfter("chapter_data='")
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.substringBefore("';")
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.replace("\\/", "/"),
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).jsonObject
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val unsaltedCiphertext = Base64.decode(chapterData["ct"]!!.jsonPrimitive.content, Base64.DEFAULT)
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val salt = chapterData["s"]!!.jsonPrimitive.content.decodeHex()
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val ciphertext = SALTED + salt + unsaltedCiphertext
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val rawImgArray = CryptoAES.decrypt(Base64.encodeToString(ciphertext, Base64.DEFAULT), password)
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val imgArrayString = json.parseToJsonElement(rawImgArray).jsonPrimitive.content
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val imgArray = json.parseToJsonElement(imgArrayString).jsonArray
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return imgArray.mapIndexed { idx, it ->
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Page(idx, document.location(), it.jsonPrimitive.content)
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}
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}
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// https://stackoverflow.com/a/66614516
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private fun String.decodeHex(): ByteArray {
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check(length % 2 == 0) { "Must have an even length" }
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return chunked(2)
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.map { it.toInt(16).toByte() }
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.toByteArray()
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}
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companion object {
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val SALTED = "Salted__".toByteArray(Charsets.UTF_8)
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}
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}
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