fix: Voe extractor (#2878)

lib/voe-extractor/build.gradle.kts

@@ -1,3 +1,7 @@
 plugins {
     id("lib-android")
 }
+
+dependencies {
+    implementation(project(":lib:playlist-utils"))
+}

lib/voe-extractor/src/main/java/eu/kanade/tachiyomi/lib/voeextractor/VoeExtractor.kt

@@ -1,26 +1,44 @@
 package eu.kanade.tachiyomi.lib.voeextractor
 
+import android.util.Base64
 import eu.kanade.tachiyomi.animesource.model.Video
+import eu.kanade.tachiyomi.lib.playlistutils.PlaylistUtils
 import eu.kanade.tachiyomi.network.GET
 import eu.kanade.tachiyomi.util.asJsoup
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.json.Json
 import okhttp3.OkHttpClient
+import uy.kohesive.injekt.injectLazy
 
 class VoeExtractor(private val client: OkHttpClient) {
-    fun videoFromUrl(url: String, quality: String? = null, prefix: String = ""): Video? {
-        val document = client.newCall(GET(url)).execute().asJsoup()
-        val script = document.selectFirst("script:containsData(const sources), script:containsData(var sources)")
-            ?.data()
-            ?: return null
-        val videoUrl = script.substringAfter("hls': '").substringBefore("'")
-        val resolution = script.substringAfter("video_height': ").substringBefore(",")
-        val qualityStr = when {
-            prefix.isNotEmpty() -> "$prefix${resolution}p"
-            else -> quality ?: "VoeCDN(${resolution}p)"
-        }
-        return Video(url, qualityStr, videoUrl)
-    }
 
-    fun videosFromUrl(url: String, quality: String? = null, prefix: String = ""): List<Video> {
-        return videoFromUrl(url, quality, prefix)?.let(::listOf).orEmpty()
+    private val json: Json by injectLazy()
+
+    private val playlistUtils by lazy { PlaylistUtils(client) }
+
+    @Serializable
+    data class VideoLinkDTO(val file: String)
+
+    fun videosFromUrl(url: String, prefix: String = ""): List<Video> {
+        val document = client.newCall(GET(url)).execute().asJsoup()
+        val script = document.selectFirst("script:containsData(const sources), script:containsData(var sources), script:containsData(wc0)")
+            ?.data()
+            ?: return emptyList()
+        val playlistUrl = when {
+            // Layout 1
+            script.contains("sources") -> {
+                script.substringAfter("hls': '").substringBefore("'")
+            }
+            // Layout 2
+            script.contains("wc0") -> {
+                val base64 = Regex("'.*'").find(script)!!.value
+                val decoded = Base64.decode(base64, Base64.DEFAULT).let(::String)
+                json.decodeFromString<VideoLinkDTO>(decoded).file
+            }
+            else -> return emptyList()
+        }
+        return playlistUtils.extractFromHls(playlistUrl,
+            videoNameGen = { quality -> "${prefix}Voe: $quality" }
+        )
     }
 }