Update extension [Pornhub] (#20)

* add PH CDN extractor

* update extractor

* update code

* update gradle version

* update version

* fix preference screen

* fix version

Author: immortal-forest

Diff for: gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,6 @@
+#Mon Jul 31 23:55:52 NPT 2023
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.5-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

Diff for: src/all/pornhub/build.gradle

@@ -6,7 +6,7 @@ ext {
     extName = 'Pornhub'
     pkgNameSuffix = 'all.pornhub'
     extClass = '.Pornhub'
-    extVersionCode = 5
+    extVersionCode = 6
     libVersion = '13'
     containsNsfw = true
 }

Diff for: src/all/pornhub/src/eu/kanade/tachiyomi/animeextension/all/pornhub/Pornhub.kt

@@ -8,6 +8,7 @@ import android.text.SpannableString
 import android.text.Spanned
 import androidx.preference.ListPreference
 import androidx.preference.PreferenceScreen
+import eu.kanade.tachiyomi.animeextension.all.pornhub.extractors.PhCdnExtractor
 import eu.kanade.tachiyomi.animesource.ConfigurableAnimeSource
 import eu.kanade.tachiyomi.animesource.model.AnimeFilterList
 import eu.kanade.tachiyomi.animesource.model.SAnime
@@ -92,21 +93,7 @@ class Pornhub : ConfigurableAnimeSource, ParsedAnimeHttpSource() {
     @OptIn(ExperimentalSerializationApi::class)
     override fun videoListParse(response: Response): List<Video> {
         val url = response.request.url.toString()
-        val videoList = mutableListOf<Video>()
-        // credits to: https://github.com/Joel2B
-        val document = client.newCall(GET("https://appsdev.cyou/xv-ph-rt/api/?data=$url")).execute().asJsoup().body().text()
-        val jsonResponse = json.decodeFromString<PornApiResponse>(document)
-
-        return listOf(
-            Video(jsonResponse.hls!!.all!!, "HLS: ALL", jsonResponse.hls!!.all),
-            Video(jsonResponse.hls!!.low!!, "HLS: LOW", jsonResponse.hls!!.low),
-            Video(jsonResponse.hls!!.hd!!, "HLS: HD", jsonResponse.hls!!.hd),
-            Video(jsonResponse.hls!!.fhd!!, "HLS: FHD", jsonResponse.hls!!.fhd),
-            Video(jsonResponse.mp4!!.low!!, "MP4: LOW", jsonResponse.mp4!!.low),
-            Video(jsonResponse.mp4!!.sd!!, "MP4: SD", jsonResponse.mp4!!.sd),
-            Video(jsonResponse.mp4!!.hd!!, "MP4: HD", jsonResponse.mp4!!.hd),
-            Video(jsonResponse.mp4!!.fhd!!, "MP4: FHD", jsonResponse.mp4!!.fhd)
-        ).filter { it.url.isNotBlank() }
+        return PhCdnExtractor(client).videoFromUrl(url)
     }
 
     override fun videoListSelector() = throw Exception("not used")
@@ -116,7 +103,7 @@ class Pornhub : ConfigurableAnimeSource, ParsedAnimeHttpSource() {
     override fun videoFromElement(element: Element) = throw Exception("not used")
 
     override fun List<Video>.sort(): List<Video> {
-        val quality = preferences.getString("preferred_quality", "720p")
+        val quality = preferences.getString("preferred_quality", "480p")
         if (quality != null) {
             val newList = mutableListOf<Video>()
             var preferred = 0
@@ -176,7 +163,7 @@ class Pornhub : ConfigurableAnimeSource, ParsedAnimeHttpSource() {
             title = "Preferred quality"
             entries = arrayOf("1080p", "720p", "480p", "240p")
             entryValues = arrayOf("1080p", "720p", "480p", "240p")
-            setDefaultValue("1080p")
+            setDefaultValue("480p")
             summary = "%s"
 
             setOnPreferenceChangeListener { _, newValue ->
@@ -189,33 +176,6 @@ class Pornhub : ConfigurableAnimeSource, ParsedAnimeHttpSource() {
         screen.addPreference(videoQualityPref)
     }
 
-    @Serializable
-    data class PornApiResponse(
-        var hls: Hls? = Hls(),
-        var mp4: Mp4? = Mp4(),
-        var thumb: String? = null,
-        var thumbnails: String? = null
-
-    )
-
-    @Serializable
-    data class Hls(
-        var all: String? = "",
-        @SerialName("1080p") var fhd: String? = "",
-        @SerialName("720p") var hd: String? = "",
-        @SerialName("480p") var sd: String? = "",
-        @SerialName("240p") var low: String? = ""
-
-    )
-
-    @Serializable
-    data class Mp4(
-        @SerialName("1080p") var fhd: String? = "",
-        @SerialName("720p") var hd: String? = "",
-        @SerialName("480p") var sd: String? = "",
-        @SerialName("240p") var low: String? = ""
-    )
-
     @Serializable
     data class VideoDetail(
         @SerialName("@context") var context: String? = null,

Diff for: src/all/pornhub/src/eu/kanade/tachiyomi/animeextension/all/pornhub/extractors/PhCdnExtractor.kt

@@ -0,0 +1,59 @@
+package eu.kanade.tachiyomi.animeextension.all.pornhub.extractors
+
+import eu.kanade.tachiyomi.animesource.model.Video
+import eu.kanade.tachiyomi.network.GET
+import eu.kanade.tachiyomi.util.asJsoup
+import okhttp3.OkHttpClient
+
+class PhCdnExtractor(private val client: OkHttpClient) {
+    fun videoFromUrl(videoUrl: String): MutableList<Video> {
+        val pattern = Regex("(?<=viewkey=)[^&]+")
+        val key = pattern.find(videoUrl)?.value
+        val document = client.newCall(GET("https://www.pornhub.com/embed/$key")).execute().asJsoup()
+        val scriptPart = document.select("body > script:nth-child(7)").html()
+        // contains the stream url broken into multiple random variables and comments
+        var vars = scriptPart.subSequence(
+            scriptPart.indexOf("var ra"),
+            scriptPart.indexOf(";flashvars.mediaDefinitions.hls") + 1
+        ).toString().split(";").toMutableList()
+        vars = vars.map {
+            it.replace("var ", "")
+        }.toMutableList()
+
+        var hls = String()
+        var quality = String()
+        // create a map of variable to value
+        val data = mutableMapOf<String, String>()
+        for (v in vars) {
+            if (v.isEmpty()) {
+                continue
+            }
+            val index = v.indexOf("=")
+            if (v.startsWith("hls")) {
+                val tmp = removeComment(v)
+                quality = tmp.replace("hls", "").split("=")[0]
+                hls = tmp.subSequence(index + 1, tmp.length).toString()
+            } else {
+                val x = v.subSequence(0, index).toString()
+                val y = v.subSequence(index + 1, v.length).toString().replace("\"", "").replace(" + ", "")
+                data.put(x, y)
+            }
+        }
+        // replace the variables in hls from the map created above
+        var finalHls = String()
+        for (part in hls.split(" + ")) {
+            finalHls += data.get(part)
+        }
+        val streamFile = client.newCall(GET(finalHls)).execute().body!!.string().split("\n").filter {
+            it.contains("index")
+        }[0]
+        val streamUrl = finalHls.subSequence(0, finalHls.indexOf("master")).toString() + streamFile
+        val videoList = mutableListOf<Video>()
+        videoList.add(Video(streamUrl, quality + 'p', streamUrl))
+        return videoList
+    }
+
+    private fun removeComment(v: String): String {
+        return v.replace(Regex("""(\/\/[^\n]*|\/\*(.|[\r\n])*?\*\/)"""), "")
+    }
+}