fix [OnePace] (#858)

* fix [OnePace]

* fix but more elegant [OnePace]

src/all/onepace/build.gradle

@@ -5,9 +5,13 @@ ext {
     extName = 'Onepace'
     pkgNameSuffix = 'all.onepace'
     extClass = '.OnepaceFactory'
-    extVersionCode = 7
+    extVersionCode = 8
     libVersion = '13'
     containsNsfw = false
 }
 
+dependencies {
+    compileOnly libs.bundles.coroutines
+}
+
 apply from: "$rootDir/common.gradle"

src/all/onepace/src/eu/kanade/tachiyomi/animeextension/all/onepace/Onepace.kt

@@ -129,20 +129,10 @@ open class Onepace(override val lang: String, override val name: String) : Confi
     override fun episodeFromElement(element: Element) = throw Exception("not used")
 
     override fun videoListParse(response: Response): List<Video> {
-        // This is a shit but work
         val realUrl = "https:" + response.request.url.toString().substringAfter("%23")
         val hostUrl = realUrl.substringBefore("/v/")
-        val document = client.newCall(GET(realUrl)).execute().asJsoup()
-        // ZippyShare Scraper
-        val jscript = document.selectFirst("script:containsData(asdasd)").data()
-        val a = jscript.substringAfter("var a = ").substringBefore(";").toInt()
-        val firstB = jscript.substringAfter(".substr(").substringBefore(",").toInt()
-        val b = jscript.substringAfter(".substr($firstB, ").substringBefore(")").toInt() - firstB
-
-        val videoId = realUrl.substringAfter("/v/").substringBefore("/file")
-        val videoName = jscript.substringAfter("+\"").substringBefore("\";")
-        val videoUrl = "$hostUrl/d/$videoId/${(Math.pow(a.toDouble(),b.toDouble()).toInt() + b)}$videoName"
-
+        val videoUrlD = ZippyExtractor().getVideoUrl(realUrl, json)
+        val videoUrl = hostUrl + videoUrlD
         return listOf(Video(videoUrl, "ZippyShare", videoUrl))
     }
 

src/all/onepace/src/eu/kanade/tachiyomi/animeextension/all/onepace/ZippyExtractor.kt

@@ -0,0 +1,28 @@
+package eu.kanade.tachiyomi.animeextension.all.onepace
+
+import app.cash.quickjs.QuickJs
+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.json.Json
+import kotlinx.serialization.json.JsonObject
+import kotlinx.serialization.json.jsonPrimitive
+import org.jsoup.Jsoup
+
+class ZippyExtractor {
+    fun getVideoUrl(url: String, json: Json): String {
+        val document = Jsoup.connect(url).get()
+        val jscript = document.selectFirst("script:containsData(dlbutton)").data()
+            .replace("document.getElementById('dlbutton').href", "a")
+            .replace("document.getElementById('fimage').href", "b")
+            .replace("document.getElementById('fimage')", "false")
+        val quickjs = QuickJs.create()
+        val objectA = quickjs.evaluate(objectScript(jscript)).toString()
+        quickjs.close()
+        return json.decodeFromString<JsonObject>(objectA)["a"]!!.jsonPrimitive.content
+    }
+
+    private fun objectScript(script: String) = """
+            $script;
+            let return_object = {a:a};
+            JSON.stringify(return_object);
+        """
+}