diff --git a/app/src/main/java/io/legado/app/data/AppDatabase.kt b/app/src/main/java/io/legado/app/data/AppDatabase.kt
index 4b537d59c..555f827d2 100644
--- a/app/src/main/java/io/legado/app/data/AppDatabase.kt
+++ b/app/src/main/java/io/legado/app/data/AppDatabase.kt
@@ -5,7 +5,6 @@ import android.database.Cursor
 import androidx.room.Database
 import androidx.room.Room
 import androidx.room.RoomDatabase
-import androidx.room.migration.Migration
 import androidx.sqlite.db.SupportSQLiteDatabase
 import com.google.gson.JsonArray
 import com.google.gson.JsonObject
@@ -27,22 +26,28 @@ abstract class AppDatabase : RoomDatabase() {
 
     companion object {
         private const val DATABASE_NAME = "legado.db"
-
-        private val MIGRATION_1_N: Migration = object : Migration(1, 2) {
-            override fun migrate(database: SupportSQLiteDatabase) {
-                backup(database)
-            }
-        }
-
         fun createDatabase(context: Context): AppDatabase {
             return Room.databaseBuilder(context, AppDatabase::class.java, DATABASE_NAME)
-//                .fallbackToDestructiveMigration()
-                .addMigrations(MIGRATION_1_N)
+                .fallbackToDestructiveMigration()
+                .addCallback(callback)
                 .build()
         }
 
+        val callback = object : Callback() {
+            override fun onOpen(db: SupportSQLiteDatabase) {
+
+            }
+
+            override fun onDestructiveMigration(db: SupportSQLiteDatabase) {
+
+            }
+        }
+
         private fun backup(database: SupportSQLiteDatabase) {
-            val forms = arrayOf("books")
+            val forms = arrayOf(
+                "books", "book_groups", "bookmarks", "book_sources", "cookies",
+                "replace_rules", "rssSources", "search_keywords", "rssArticles"
+            )
             forms.forEach { form ->
                 database.query("select * from $form").let {
                     val ja = JsonArray()
@@ -65,6 +70,7 @@ abstract class AppDatabase : RoomDatabase() {
                     FileHelp.getFile(FileHelp.getCachePath() + File.separator + "db" + File.separator + form + ".json")
                         .writeText(GSON.toJson(ja))
                 }
+                database.execSQL("drop table $form")
             }
         }
     }
diff --git a/app/src/main/java/io/legado/app/ui/rss/read/ReadRssActivity.kt b/app/src/main/java/io/legado/app/ui/rss/read/ReadRssActivity.kt
index e797da671..5bee434a2 100644
--- a/app/src/main/java/io/legado/app/ui/rss/read/ReadRssActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/rss/read/ReadRssActivity.kt
@@ -57,15 +57,11 @@ class ReadRssActivity : VMBaseActivity<ReadRssViewModel>(R.layout.activity_rss_r
     @SuppressLint("SetJavaScriptEnabled")
     private fun initLiveData() {
         viewModel.rssArticleLiveData.observe(this, Observer { upStarMenu() })
-        viewModel.rssSourceLiveData.observe(this, Observer {
-            if (it.enableJs) {
-                webView.settings.javaScriptEnabled = true
-            }
-        })
         viewModel.contentLiveData.observe(this, Observer { content ->
             viewModel.rssArticleLiveData.value?.let {
+                upJavaScriptEnable()
                 val url = NetworkUtils.getAbsoluteURL(it.origin, it.link)
-                if (viewModel.rssSourceLiveData.value?.loadWithBaseUrl == true) {
+                if (viewModel.rssSource?.loadWithBaseUrl == true) {
                     webView.loadDataWithBaseURL(
                         url,
                         "<style>img{max-width:100%}</style>$content",
@@ -83,10 +79,18 @@ class ReadRssActivity : VMBaseActivity<ReadRssViewModel>(R.layout.activity_rss_r
             }
         })
         viewModel.urlLiveData.observe(this, Observer {
+            upJavaScriptEnable()
             webView.loadUrl(it.url, it.headerMap)
         })
     }
 
+    @SuppressLint("SetJavaScriptEnabled")
+    private fun upJavaScriptEnable() {
+        if (viewModel.rssSource?.enableJs == true) {
+            webView.settings.javaScriptEnabled = true
+        }
+    }
+
     private fun upStarMenu() {
         if (viewModel.rssArticleLiveData.value?.star == true) {
             starMenuItem?.setIcon(R.drawable.ic_star)
diff --git a/app/src/main/java/io/legado/app/ui/rss/read/ReadRssViewModel.kt b/app/src/main/java/io/legado/app/ui/rss/read/ReadRssViewModel.kt
index 02a5ccc89..51e1ca960 100644
--- a/app/src/main/java/io/legado/app/ui/rss/read/ReadRssViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/rss/read/ReadRssViewModel.kt
@@ -12,8 +12,8 @@ import io.legado.app.model.analyzeRule.AnalyzeUrl
 import io.legado.app.utils.NetworkUtils
 
 class ReadRssViewModel(application: Application) : BaseViewModel(application) {
-    var rssArticleLiveData = MutableLiveData<RssArticle>()
-    val rssSourceLiveData = MutableLiveData<RssSource>()
+    var rssSource: RssSource? = null
+    val rssArticleLiveData = MutableLiveData<RssArticle>()
     val contentLiveData = MutableLiveData<String>()
     val urlLiveData = MutableLiveData<AnalyzeUrl>()
 
@@ -21,10 +21,7 @@ class ReadRssViewModel(application: Application) : BaseViewModel(application) {
         execute {
             val origin = intent.getStringExtra("origin")
             val link = intent.getStringExtra("link")
-            val rssSource = App.db.rssSourceDao().getByKey(origin)
-            rssSource?.let {
-                rssSourceLiveData.postValue(it)
-            }
+            rssSource = App.db.rssSourceDao().getByKey(origin)
             if (origin != null && link != null) {
                 App.db.rssArticleDao().get(origin, link)?.let { rssArticle ->
                     rssArticleLiveData.postValue(rssArticle)
@@ -32,7 +29,7 @@ class ReadRssViewModel(application: Application) : BaseViewModel(application) {
                         contentLiveData.postValue(rssArticle.description)
                     } else {
                         rssSource?.let {
-                            val ruleContent = rssSource.ruleContent
+                            val ruleContent = it.ruleContent
                             if (!ruleContent.isNullOrBlank()) {
                                 loadContent(rssArticle, ruleContent)
                             } else {
@@ -46,7 +43,12 @@ class ReadRssViewModel(application: Application) : BaseViewModel(application) {
     }
 
     private fun loadUrl(rssArticle: RssArticle) {
-        val analyzeUrl = AnalyzeUrl(rssArticle.link, baseUrl = rssArticle.origin, useWebView = true)
+        val analyzeUrl = AnalyzeUrl(
+            rssArticle.link,
+            baseUrl = rssArticle.origin,
+            useWebView = true,
+            headerMapF = rssSource?.getHeaderMap()
+        )
         urlLiveData.postValue(analyzeUrl)
     }