fix page list (#3564)

src/fr/japscan/build.gradle

@@ -1,7 +1,7 @@
 ext {
     extName = 'Japscan'
     extClass = '.Japscan'
-    extVersionCode = 47
+    extVersionCode = 48
 }
 
 apply from: "$rootDir/common.gradle"

src/fr/japscan/src/eu/kanade/tachiyomi/extension/fr/japscan/Japscan.kt

@@ -5,11 +5,10 @@ import android.app.Application
 import android.content.SharedPreferences
 import android.os.Handler
 import android.os.Looper
-import android.util.Base64
 import android.view.View
 import android.webkit.JavascriptInterface
 import android.webkit.WebView
-import eu.kanade.tachiyomi.extension.R
+import android.webkit.WebViewClient
 import eu.kanade.tachiyomi.network.GET
 import eu.kanade.tachiyomi.network.POST
 import eu.kanade.tachiyomi.network.interceptor.rateLimit
@@ -37,14 +36,10 @@ import org.jsoup.nodes.Element
 import uy.kohesive.injekt.Injekt
 import uy.kohesive.injekt.api.get
 import uy.kohesive.injekt.injectLazy
-import java.security.MessageDigest
 import java.text.SimpleDateFormat
 import java.util.Locale
 import java.util.concurrent.CountDownLatch
 import java.util.concurrent.TimeUnit
-import javax.crypto.Cipher
-import javax.crypto.spec.IvParameterSpec
-import javax.crypto.spec.SecretKeySpec
 
 class Japscan : ConfigurableSource, ParsedHttpSource() {
 
@@ -234,27 +229,18 @@ class Japscan : ConfigurableSource, ParsedHttpSource() {
     @SuppressLint("SetJavaScriptEnabled")
     override fun pageListParse(document: Document): List<Page> {
         val interfaceName = randomString()
-        val zjsElement = document.selectFirst("script[src*=/zjs/]")
+        document.body().prepend(
-            ?: throw Exception("ZJS not found")
-        val dataElement = document.select(selector("dLqEgOqeqp/72OXDYKI5lA=="))
-            ?: throw Exception("Chapter data not found")
-        val minDoc = Document.createShell(document.location())
-        val minDocBody = minDoc.body()
-
-        minDocBody.appendChildren(dataElement)
-        minDocBody.append(
             """
             <script>
-                const _parse = JSON.parse;
+                const _atob = atob;
-
+                atob = function(arg) {
-                JSON.parse = function(...args) {
+                    let data = _atob(arg)
-                    window.$interfaceName.passPayload(args[0]);
+                    window.$interfaceName.passPayload(data);
-                    return _parse(...args);
+                    return data;
                 };
             </script>
             """.trimIndent(),
         )
-        minDocBody.appendChild(zjsElement)
 
         val handler = Handler(Looper.getMainLooper())
         val latch = CountDownLatch(1)
@@ -270,16 +256,26 @@ class Japscan : ConfigurableSource, ParsedHttpSource() {
             innerWv.setLayerType(View.LAYER_TYPE_SOFTWARE, null)
             innerWv.addJavascriptInterface(jsInterface, interfaceName)
 
+            innerWv.webViewClient = object : WebViewClient() {
+                override fun shouldOverrideUrlLoading(
+                    view: WebView?,
+                    url: String?,
+                ): Boolean {
+                    url ?: return true
+                    return !url.contains("/zjs/")
+                }
+            }
+
             innerWv.loadDataWithBaseURL(
                 document.location(),
-                minDoc.outerHtml(),
+                document.outerHtml(),
                 "text/html",
                 "UTF-8",
                 null,
             )
         }
 
-        latch.await(5, TimeUnit.SECONDS)
+        latch.await(10, TimeUnit.SECONDS)
         handler.post { webView?.destroy() }
 
         if (latch.count == 1L) {
@@ -296,25 +292,6 @@ class Japscan : ConfigurableSource, ParsedHttpSource() {
             }
     }
 
-    private fun selector(encrypted: String): String {
-        val secretKey = run {
-            val crypto = ((R.mipmap.ic_launcher ushr 87895464) * (456123 ushr 42) - 16 / 4 * -3)
-                .toString()
-                .toByteArray(Charsets.UTF_32BE)
-
-            MessageDigest.getInstance("SHA-1")
-                .digest(crypto)
-                .take(16)
-        }.toByteArray()
-
-        val cipher = Cipher.getInstance("AES/CBC/PKCS5Padding")
-        val key = SecretKeySpec(secretKey, "AES")
-        val iv = IvParameterSpec(Base64.decode("totally not some plaintxt".toByteArray(), Base64.DEFAULT))
-        cipher.init(Cipher.DECRYPT_MODE, key, iv)
-
-        return String(cipher.doFinal(Base64.decode(encrypted, Base64.DEFAULT)))
-    }
-
     override fun imageUrlParse(document: Document): String = ""
 
     // Filters
@@ -355,10 +332,14 @@ class Japscan : ConfigurableSource, ParsedHttpSource() {
         @JavascriptInterface
         @Suppress("UNUSED")
         fun passPayload(rawData: String) {
+            try {
                 val data = json.parseToJsonElement(rawData).jsonObject
 
                 images = data["imagesLink"]!!.jsonArray.map { it.jsonPrimitive.content }
                 latch.countDown()
+            } catch (_: Exception) {
+                return
+            }
         }
     }
 }