RC: Fix webview partially (#2744)

* Fix webview

* Keep header in apiRequest

src/en/rizzcomic/build.gradle

@@ -3,7 +3,7 @@ ext {
     extClass = '.RizzComic'
     themePkg = 'mangathemesia'
     baseUrl = 'https://rizzfables.com'
-    overrideVersionCode = 3
+    overrideVersionCode = 4
 }
 
 apply from: "$rootDir/common.gradle"

src/en/rizzcomic/src/eu/kanade/tachiyomi/extension/en/rizzcomic/RizzComic.kt

@@ -31,11 +31,24 @@ class RizzComic : MangaThemesiaAlt(
 
     override val client = super.client.newBuilder()
         .rateLimit(1, 3)
+        .addInterceptor { chain ->
+            val request = chain.request()
+            val isApiRequest = request.header("X-API-Request") != null
+            val headers = request.headers.newBuilder().apply {
+                if (!isApiRequest) removeAll("X-Requested-With")
+                removeAll("X-API-Request")
+            }.build()
+            chain.proceed(request.newBuilder().headers(headers).build())
+        }
         .build()
 
+    override fun headersBuilder() = super.headersBuilder()
+        .set("X-Requested-With", randomString((1..20).random())) // For WebView
+
     private val apiHeaders by lazy {
         headersBuilder()
             .set("X-Requested-With", "XMLHttpRequest")
+            .set("X-API-Request", "1")
             .build()
     }
 
@@ -154,4 +167,9 @@ class RizzComic : MangaThemesiaAlt(
             it.toString()
         }
     }
+
+    private fun randomString(length: Int): String {
+        val charPool = ('a'..'z') + ('A'..'Z')
+        return List(length) { charPool.random() }.joinToString("")
+    }
 }