优化

app/src/main/java/io/legado/app/help/book/ContentProcessor.kt

@@ -9,7 +9,6 @@ import io.legado.app.data.entities.ReplaceRule
 import io.legado.app.exception.RegexTimeoutException
 import io.legado.app.help.config.AppConfig
 import io.legado.app.help.config.ReadBookConfig
-import io.legado.app.utils.MD5Utils
 import io.legado.app.utils.replace
 import io.legado.app.utils.stackTraceStr
 import io.legado.app.utils.toastOnUi
@@ -85,8 +84,7 @@ class ContentProcessor private constructor(
         var sameTitleRemoved = false
         if (content != "null") {
             //去除重复标题
-            val key = "NRT" + MD5Utils.md5Encode(chapter.bookUrl + chapter.url)
-            if (appDb.cacheDao.get(key) == null) try {
+            try {
                 val name = Pattern.quote(book.name)
                 val title = Pattern.quote(chapter.title)
                 val titleRegex = "^(\\s|\\p{P}|${name})*${title}(\\s)*".toRegex()

app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt

@@ -262,7 +262,7 @@ class ReadBookActivity : BaseReadBookActivity(),
     }
 
     override fun onMenuOpened(featureId: Int, menu: Menu): Boolean {
-        menu.findItem(R.id.menu_same_title_removed).isChecked =
+        menu.findItem(R.id.menu_same_title_removed)?.isChecked =
             ReadBook.curTextChapter?.sameTitleRemoved == true
         return super.onMenuOpened(featureId, menu)
     }
@@ -404,6 +404,10 @@ class ReadBookActivity : BaseReadBookActivity(),
                     sureSyncProgress(progress)
                 }
             }
+            R.id.menu_same_title_removed -> {
+                val chapterUrl = ReadBook.curTextChapter?.url
+                MD5Utils.md5Encode(chapterUrl)
+            }
             R.id.menu_help -> showReadMenuHelp()
         }
         return super.onCompatOptionsItemSelected(item)