From 7b15981991f7c68909c0b302a361be9371fc45d1 Mon Sep 17 00:00:00 2001
From: Claudemirovsky <63046606+Claudemirovsky@users.noreply.github.com>
Date: Sat, 20 May 2023 14:05:20 -0300
Subject: [PATCH] fix(pt/PiFansubs): Fix episode list, anime details and video
 extractor (#1625)

* fix: Update BaseURL

* refactor: Use GDrivePlayer shared-lib

* fix: Fix adorodoramas extractor

* chore: Bump version
---
 .../dooplay/pifansubs/additional.gradle       |   2 +-
 .../dooplay/pifansubs/src/PiFansubs.kt        |  10 +-
 .../src/extractors/AdoroDoramasExtractor.kt   |  13 +-
 .../src/extractors/GdrivePlayerExtractor.kt   | 126 ------------------
 .../multisrc/dooplay/DooPlayGenerator.kt      |   2 +-
 5 files changed, 12 insertions(+), 141 deletions(-)
 delete mode 100644 multisrc/overrides/dooplay/pifansubs/src/extractors/GdrivePlayerExtractor.kt

diff --git a/multisrc/overrides/dooplay/pifansubs/additional.gradle b/multisrc/overrides/dooplay/pifansubs/additional.gradle
index 3ec809e41..829a04805 100644
--- a/multisrc/overrides/dooplay/pifansubs/additional.gradle
+++ b/multisrc/overrides/dooplay/pifansubs/additional.gradle
@@ -1,5 +1,5 @@
 dependencies {
     implementation(project(':lib-streamsb-extractor'))
-    implementation("dev.datlag.jsunpacker:jsunpacker:1.0.1")
+    implementation(project(':lib-gdriveplayer-extractor'))
 }
 
diff --git a/multisrc/overrides/dooplay/pifansubs/src/PiFansubs.kt b/multisrc/overrides/dooplay/pifansubs/src/PiFansubs.kt
index bf2388c81..2103b7bbb 100644
--- a/multisrc/overrides/dooplay/pifansubs/src/PiFansubs.kt
+++ b/multisrc/overrides/dooplay/pifansubs/src/PiFansubs.kt
@@ -2,9 +2,9 @@ package eu.kanade.tachiyomi.animeextension.pt.pifansubs
 
 import android.net.Uri
 import eu.kanade.tachiyomi.animeextension.pt.pifansubs.extractors.AdoroDoramasExtractor
-import eu.kanade.tachiyomi.animeextension.pt.pifansubs.extractors.GdrivePlayerExtractor
 import eu.kanade.tachiyomi.animeextension.pt.pifansubs.extractors.JMVStreamExtractor
 import eu.kanade.tachiyomi.animesource.model.Video
+import eu.kanade.tachiyomi.lib.gdriveplayerextractor.GdrivePlayerExtractor
 import eu.kanade.tachiyomi.lib.streamsbextractor.StreamSBExtractor
 import eu.kanade.tachiyomi.multisrc.dooplay.DooPlay
 import eu.kanade.tachiyomi.network.GET
@@ -16,7 +16,7 @@ import org.jsoup.nodes.Element
 class PiFansubs : DooPlay(
     "pt-BR",
     "Pi Fansubs",
-    "https://pifansubs.org",
+    "https://pifansubs.club",
 ) {
 
     override fun headersBuilder() = super.headersBuilder()
@@ -45,15 +45,15 @@ class PiFansubs : DooPlay(
     }
 
     private fun getPlayerVideos(url: String): List<Video> {
-        val streamsbDomains = listOf("sbspeed", "sbanh", "streamsb", "sbfull", "sbbrisk")
+        val streamsbDomains = listOf("sbspeed", "sbanh", "streamsb", "sbfull", "sbbrisk", "lvturbo")
         return when {
             "player.jmvstream" in url ->
                 JMVStreamExtractor(client).videosFromUrl(url)
             "gdriveplayer." in url ->
-                GdrivePlayerExtractor(client).videosFromUrl(url)
+                GdrivePlayerExtractor(client).videosFromUrl(url, "GdrivePlayer", headers)
             streamsbDomains.any { it in url } ->
                 StreamSBExtractor(client).videosFromUrl(url, headers)
-            "adorodoramas.com" in url ->
+            "https://adorodoramas.com" in url ->
                 AdoroDoramasExtractor(client).videosFromUrl(url)
             "/jwplayer/?source" in url -> {
                 val videoUrl = Uri.parse(url).getQueryParameter("source")!!
diff --git a/multisrc/overrides/dooplay/pifansubs/src/extractors/AdoroDoramasExtractor.kt b/multisrc/overrides/dooplay/pifansubs/src/extractors/AdoroDoramasExtractor.kt
index a7ac8c062..e7bbd2286 100644
--- a/multisrc/overrides/dooplay/pifansubs/src/extractors/AdoroDoramasExtractor.kt
+++ b/multisrc/overrides/dooplay/pifansubs/src/extractors/AdoroDoramasExtractor.kt
@@ -1,6 +1,5 @@
 package eu.kanade.tachiyomi.animeextension.pt.pifansubs.extractors
 
-import dev.datlag.jsunpacker.JsUnpacker
 import eu.kanade.tachiyomi.animesource.model.Video
 import eu.kanade.tachiyomi.network.GET
 import okhttp3.OkHttpClient
@@ -12,13 +11,11 @@ class AdoroDoramasExtractor(private val client: OkHttpClient) {
     fun videosFromUrl(url: String): List<Video> {
         val body = client.newCall(GET(url)).execute()
             .use { it.body.string() }
-        val unpacked = JsUnpacker.unpackAndCombine(body)
-            ?.replace("\\", "")
-            ?: return emptyList<Video>()
-        val listStr = unpacked.substringAfter("sources:[").substringBefore("]")
-        return listStr.split("}").filter { it.isNotBlank() }.map {
-            val quality = it.substringAfter("label':'").substringBefore("'")
-            val videoUrl = it.substringAfter("file':'").substringBefore("'")
+            .substringAfter("sources: [")
+            .substringBefore("],")
+        return body.split("}").filter { it.isNotBlank() }.map {
+            val quality = it.substringAfter("size: ").substringBefore(" ") + "p"
+            val videoUrl = it.substringAfter("src: '").substringBefore("'")
             Video(url, "$PLAYER_NAME - $quality", videoUrl)
         }
     }
diff --git a/multisrc/overrides/dooplay/pifansubs/src/extractors/GdrivePlayerExtractor.kt b/multisrc/overrides/dooplay/pifansubs/src/extractors/GdrivePlayerExtractor.kt
deleted file mode 100644
index bedd04354..000000000
--- a/multisrc/overrides/dooplay/pifansubs/src/extractors/GdrivePlayerExtractor.kt
+++ /dev/null
@@ -1,126 +0,0 @@
-package eu.kanade.tachiyomi.animeextension.pt.pifansubs.extractors
-
-import android.util.Base64
-import dev.datlag.jsunpacker.JsUnpacker
-import eu.kanade.tachiyomi.animesource.model.Video
-import eu.kanade.tachiyomi.network.GET
-import kotlinx.serialization.decodeFromString
-import kotlinx.serialization.json.Json
-import kotlinx.serialization.json.JsonObject
-import kotlinx.serialization.json.jsonPrimitive
-import okhttp3.OkHttpClient
-import java.security.DigestException
-import java.security.MessageDigest
-import javax.crypto.Cipher
-import javax.crypto.spec.IvParameterSpec
-import javax.crypto.spec.SecretKeySpec
-
-class GdrivePlayerExtractor(private val client: OkHttpClient) {
-
-    fun videosFromUrl(url: String): List<Video> {
-        val body = client.newCall(GET(url.replace(".me", ".to"))).execute()
-            .use { it.body.string() }
-        val eval = JsUnpacker.unpackAndCombine(body)!!.replace("\\", "")
-        val json = Json.decodeFromString<JsonObject>(REGEX_DATAJSON.getFirst(eval))
-        val sojson = REGEX_SOJSON.getFirst(eval)
-            .split(Regex("\\D+"))
-            .joinToString("") {
-                Char(it.toInt()).toString()
-            }
-        val password = REGEX_PASSWORD.getFirst(sojson).toByteArray()
-        val decrypted = decryptAES(password, json)!!
-        val secondEval = JsUnpacker.unpackAndCombine(decrypted)!!.replace("\\", "")
-        return REGEX_VIDEOURL.findAll(secondEval)
-            .distinctBy { it.groupValues[2] } // remove duplicates by quality
-            .map {
-                val qualityStr = it.groupValues[2]
-                val quality = "$PLAYER_NAME - ${qualityStr}p"
-                val videoUrl = "https:" + it.groupValues[1] + "&res=$qualityStr"
-                Video(videoUrl, quality, videoUrl)
-            }.toList()
-    }
-
-    private fun decryptAES(password: ByteArray, json: JsonObject): String? {
-        val salt = json["s"]!!.jsonPrimitive.content
-        val encodedCiphetext = json["ct"]!!.jsonPrimitive.content
-        val ciphertext = Base64.decode(encodedCiphetext, Base64.DEFAULT)
-        val (key, iv) = GenerateKeyAndIv(password, salt.decodeHex())
-            ?: return null
-        val keySpec = SecretKeySpec(key, "AES")
-        val ivSpec = IvParameterSpec(iv)
-        val cipher = Cipher.getInstance("AES/CBC/NoPadding")
-        cipher.init(Cipher.DECRYPT_MODE, keySpec, ivSpec)
-        val decryptedData = String(cipher.doFinal(ciphertext))
-        return decryptedData
-    }
-
-    // https://stackoverflow.com/a/41434590/8166854
-    private fun GenerateKeyAndIv(
-        password: ByteArray,
-        salt: ByteArray,
-        hashAlgorithm: String = "MD5",
-        keyLength: Int = 32,
-        ivLength: Int = 16,
-        iterations: Int = 1,
-    ): List<ByteArray>? {
-        val md = MessageDigest.getInstance(hashAlgorithm)
-        val digestLength = md.getDigestLength()
-        val targetKeySize = keyLength + ivLength
-        val requiredLength = (targetKeySize + digestLength - 1) / digestLength * digestLength
-        var generatedData = ByteArray(requiredLength)
-        var generatedLength = 0
-
-        try {
-            md.reset()
-
-            while (generatedLength < targetKeySize) {
-                if (generatedLength > 0) {
-                    md.update(
-                        generatedData,
-                        generatedLength - digestLength,
-                        digestLength,
-                    )
-                }
-
-                md.update(password)
-                md.update(salt, 0, 8)
-                md.digest(generatedData, generatedLength, digestLength)
-
-                for (i in 1 until iterations) {
-                    md.update(generatedData, generatedLength, digestLength)
-                    md.digest(generatedData, generatedLength, digestLength)
-                }
-
-                generatedLength += digestLength
-            }
-            val result = listOf(
-                generatedData.copyOfRange(0, keyLength),
-                generatedData.copyOfRange(keyLength, targetKeySize),
-            )
-            return result
-        } catch (e: DigestException) {
-            return null
-        }
-    }
-
-    private fun Regex.getFirst(item: String): String {
-        return find(item)?.groups?.elementAt(1)?.value!!
-    }
-
-    // Stolen from AnimixPlay(EN) / GogoCdnExtractor
-    private fun String.decodeHex(): ByteArray {
-        check(length % 2 == 0) { "Must have an even length" }
-        return chunked(2)
-            .map { it.toInt(16).toByte() }
-            .toByteArray()
-    }
-
-    companion object {
-        private const val PLAYER_NAME = "GDRIVE"
-
-        private val REGEX_DATAJSON = Regex("data='(\\S+?)'")
-        private val REGEX_PASSWORD = Regex("var pass = \"(\\S+?)\"")
-        private val REGEX_SOJSON = Regex("null,['|\"](\\w+)['|\"]")
-        private val REGEX_VIDEOURL = Regex("file\":\"(\\S+?)\".*?res=(\\d+)")
-    }
-}
diff --git a/multisrc/src/main/java/eu/kanade/tachiyomi/multisrc/dooplay/DooPlayGenerator.kt b/multisrc/src/main/java/eu/kanade/tachiyomi/multisrc/dooplay/DooPlayGenerator.kt
index e36cca0dd..c1787c8b3 100644
--- a/multisrc/src/main/java/eu/kanade/tachiyomi/multisrc/dooplay/DooPlayGenerator.kt
+++ b/multisrc/src/main/java/eu/kanade/tachiyomi/multisrc/dooplay/DooPlayGenerator.kt
@@ -20,7 +20,7 @@ class DooPlayGenerator : ThemeSourceGenerator {
         SingleLang("GoAnimes", "https://goanimes.net", "pt-BR", isNsfw = true),
         SingleLang("pactedanime", "https://pactedanime.com", "en", isNsfw = false, overrideVersionCode = 4),
         SingleLang("AnimeOnline360", "https://animeonline360.me", "en", isNsfw = false),
-        SingleLang("Pi Fansubs", "https://pifansubs.org", "pt-BR", isNsfw = true, overrideVersionCode = 14),
+        SingleLang("Pi Fansubs", "https://pifansubs.org", "pt-BR", isNsfw = true, overrideVersionCode = 15),
         SingleLang("DonghuaX", "https://donghuax.com", "pt-BR", isNsfw = false),
     )