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Fix encrypted pages (#1617) 

(vi)nettruyen.com Fix encrypted pages
This commit is contained in:
Le Cong Hau 2019-10-07 19:14:10 +07:00 committed by arkon
parent e91801b3d8
commit 824f31e181
2 changed files with 45 additions and 2 deletions
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2
src/vi/nettruyen/build.gradle
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@ -5,7 +5,7 @@ ext {
appName = 'Tachiyomi: NetTruyen'
pkgNameSuffix = 'vi.nettruyen'
extClass = '.NetTruyen'
extVersionCode = 4
extVersionCode = 5
libVersion = '1.2'
}

45
src/vi/nettruyen/src/eu/kanade/tachiyomi/extension/vi/nettruyen/NetTruyen.kt
View File

@ -6,9 +6,14 @@ import eu.kanade.tachiyomi.source.model.*
import eu.kanade.tachiyomi.source.online.ParsedHttpSource
import okhttp3.HttpUrl
import okhttp3.Request
import org.json.JSONArray
import org.jsoup.nodes.Document
import org.jsoup.nodes.Element
import java.util.*
import javax.crypto.Cipher
import javax.crypto.spec.SecretKeySpec
import javax.crypto.spec.IvParameterSpec
class NetTruyen : ParsedHttpSource() {
@ -152,12 +157,50 @@ class NetTruyen : ParsedHttpSource() {
return 0L
}
private fun decrypt(strToDecrypt: String, secret: String): String? {
try {
val k = secret + "x77_x6E_x50_x"
val cipher = Cipher.getInstance("AES/CBC/PKCS5Padding")
val keyBytes = k.toByteArray()
val secretKeySpec = SecretKeySpec(keyBytes, "AES")
val ivParameterSpec = IvParameterSpec(keyBytes)
cipher.init(Cipher.DECRYPT_MODE, secretKeySpec, ivParameterSpec)
return String(cipher.doFinal(android.util.Base64.decode(strToDecrypt, android.util.Base64.DEFAULT)))
}catch (e: Exception){
Log.e("Decrypt", "Has error $e")
}
return "https://www.upsieutoc.com/images/2019/09/20/1c1b688884689165b.png"
}
private fun getEncryptedPage(document: Document): List<Page> {
val pages = mutableListOf<Page>()
val scriptTag = document.select("#ctl00_divCenter > div > .container script").html()
val keyIndex = scriptTag.indexOf("var k=") + 5
val listIndex = scriptTag.indexOf("var l=") + 5
val key = scriptTag.substring(keyIndex + 2, scriptTag.indexOf('"', keyIndex+2))
val list = scriptTag.substring(listIndex + 1, scriptTag.indexOf(";", listIndex))
val jsonList = JSONArray(list)
for (i in 0 until jsonList.length()) {
val imageUrl = decrypt(jsonList.getString(i), key)
val imageUri = if (imageUrl!!.startsWith("//")) "http:$imageUrl" else imageUrl
pages.add(Page(pages.size, "", imageUri))
}
return pages
}
override fun pageListParse(document: Document): List<Page> {
val pages = mutableListOf<Page>()
document.select(".page-chapter img").forEach {
val imageUrl = it.attr("data-original")
pages.add(Page(pages.size, "", if(imageUrl.startsWith("//")) "http:$imageUrl" else imageUrl ))
if (imageUrl.contains("1c1b688884689165b.png")) {
return getEncryptedPage(document)
}
}
document.select(".page-chapter img").forEach {
val imageUrl = it.attr("data-original")
pages.add(Page(pages.size, "", if (imageUrl.startsWith("//")) "http:$imageUrl" else imageUrl))
}
return pages
}