优化

app/src/main/java/io/legado/app/App.kt

@@ -12,13 +12,24 @@ import android.os.Build
 import com.github.liuyueyi.quick.transfer.constants.TransType
 import com.jeremyliao.liveeventbus.LiveEventBus
 import com.jeremyliao.liveeventbus.logger.DefaultLogger
+import com.script.rhino.ReadOnlyJavaObject
 import com.script.rhino.RhinoScriptEngine
+import com.script.rhino.RhinoWrapFactory
 import io.legado.app.base.AppContextWrapper
 import io.legado.app.constant.AppConst.channelIdDownload
 import io.legado.app.constant.AppConst.channelIdReadAloud
 import io.legado.app.constant.AppConst.channelIdWeb
 import io.legado.app.constant.PreferKey
 import io.legado.app.data.appDb
+import io.legado.app.data.entities.Book
+import io.legado.app.data.entities.BookChapter
+import io.legado.app.data.entities.BookSource
+import io.legado.app.data.entities.HttpTTS
+import io.legado.app.data.entities.RssSource
+import io.legado.app.data.entities.rule.BookInfoRule
+import io.legado.app.data.entities.rule.ContentRule
+import io.legado.app.data.entities.rule.ExploreRule
+import io.legado.app.data.entities.rule.SearchRule
 import io.legado.app.help.AppFreezeMonitor
 import io.legado.app.help.AppWebDav
 import io.legado.app.help.CrashHandler
@@ -33,6 +44,7 @@ import io.legado.app.help.coroutine.Coroutine
 import io.legado.app.help.http.Cronet
 import io.legado.app.help.http.ObsoleteUrlFactory
 import io.legado.app.help.http.okHttpClient
+import io.legado.app.help.rhino.NativeBaseSource
 import io.legado.app.help.source.SourceHelp
 import io.legado.app.help.storage.Backup
 import io.legado.app.model.BookCover
@@ -79,7 +91,7 @@ class App : Application() {
             AppFreezeMonitor.init(this@App)
             URL.setURLStreamHandlerFactory(ObsoleteUrlFactory(okHttpClient))
             launch { installGmsTlsProvider(appCtx) }
-            RhinoScriptEngine
+            initRhino()
             //初始化封面
             BookCover.toString()
             //清除过期数据
@@ -200,6 +212,19 @@ class App : Application() {
         )
     }
 
+    private fun initRhino() {
+        RhinoScriptEngine
+        RhinoWrapFactory.register(BookSource::class.java, NativeBaseSource.factory)
+        RhinoWrapFactory.register(RssSource::class.java, NativeBaseSource.factory)
+        RhinoWrapFactory.register(HttpTTS::class.java, NativeBaseSource.factory)
+        RhinoWrapFactory.register(ExploreRule::class.java, ReadOnlyJavaObject.factory)
+        RhinoWrapFactory.register(SearchRule::class.java, ReadOnlyJavaObject.factory)
+        RhinoWrapFactory.register(BookInfoRule::class.java, ReadOnlyJavaObject.factory)
+        RhinoWrapFactory.register(ContentRule::class.java, ReadOnlyJavaObject.factory)
+        RhinoWrapFactory.register(BookChapter::class.java, ReadOnlyJavaObject.factory)
+        RhinoWrapFactory.register(Book.ReadConfig::class.java, ReadOnlyJavaObject.factory)
+    }
+
     class EventLogger : DefaultLogger() {
 
         override fun log(level: Level, msg: String) {

app/src/main/java/io/legado/app/data/entities/BaseSource.kt

@@ -12,7 +12,6 @@ import io.legado.app.help.JsExtensions
 import io.legado.app.help.config.AppConfig
 import io.legado.app.help.crypto.SymmetricCryptoAndroid
 import io.legado.app.help.http.CookieStore
-import io.legado.app.help.source.copy
 import io.legado.app.help.source.getShareScope
 import io.legado.app.model.Debug
 import io.legado.app.utils.GSON
@@ -63,7 +62,7 @@ interface BaseSource : JsExtensions {
     fun getKey(): String
 
     override fun getSource(): BaseSource? {
-        return copy()
+        return this
     }
 
     fun loginUi(): List<RowUi>? {
@@ -240,10 +239,9 @@ interface BaseSource : JsExtensions {
      */
     @Throws(Exception::class)
     fun evalJS(jsStr: String, bindingsConfig: ScriptBindings.() -> Unit = {}): Any? {
-        val sourceCopy = copy()
         val bindings = buildScriptBindings { bindings ->
-            bindings["java"] = sourceCopy
+            bindings["java"] = this
-            bindings["source"] = sourceCopy
+            bindings["source"] = this
             bindings["baseUrl"] = getKey()
             bindings["cookie"] = CookieStore
             bindings["cache"] = CacheManager

app/src/main/java/io/legado/app/help/crypto/SymmetricCryptoAndroid.kt

@@ -1,8 +1,11 @@
 package io.legado.app.help.crypto
 
 import androidx.annotation.Keep
+import cn.hutool.core.codec.Base64
+import cn.hutool.core.util.HexUtil
 import cn.hutool.crypto.symmetric.SymmetricCrypto
 import io.legado.app.utils.EncoderUtils
+import io.legado.app.utils.isHex
 import java.io.InputStream
 import java.nio.charset.Charset
 
@@ -32,4 +35,13 @@ class SymmetricCryptoAndroid(
         return EncoderUtils.base64Encode(encrypt(data))
     }
 
+    override fun decrypt(data: String): ByteArray {
+        val bytes = if (data.isHex()) {
+            HexUtil.decodeHex(data)
+        } else {
+            Base64.decode(data)
+        }
+        return decrypt(bytes)
+    }
+
 }

app/src/main/java/io/legado/app/help/rhino/NativeBaseSource.kt

@@ -0,0 +1,46 @@
+package io.legado.app.help.rhino
+
+import com.script.rhino.JavaObjectWrapFactory
+import org.mozilla.javascript.NativeJavaObject
+import org.mozilla.javascript.Scriptable
+
+class NativeBaseSource(scope: Scriptable?, javaObject: Any, staticType: Class<*>?) :
+    NativeJavaObject(scope, javaObject, staticType) {
+
+    override fun has(name: String, start: Scriptable): Boolean {
+        if (name != "setVariable" && name.length > 3 && name.startsWith("set")) {
+            val name = name.substring(3).replaceFirstChar { it.lowercase() }
+            if (super.has(name, start)) {
+                return false
+            }
+        }
+        return super.has(name, start)
+    }
+
+    override fun get(name: String, start: Scriptable): Any? {
+        if (name != "setVariable" && name.length > 3 && name.startsWith("set")) {
+            val name = name.substring(3).replaceFirstChar { it.lowercase() }
+            if (super.has(name, start)) {
+                return NOT_FOUND
+            }
+        }
+        return super.get(name, start)
+    }
+
+    override fun put(
+        name: String,
+        start: Scriptable,
+        value: Any?
+    ) {
+        if (name == "variable") {
+            super.put(name, start, value)
+        }
+    }
+
+    companion object {
+        val factory = JavaObjectWrapFactory { scope, javaObject, staticType ->
+            NativeBaseSource(scope, javaObject, staticType)
+        }
+    }
+
+}

app/src/main/java/io/legado/app/help/source/BaseSourceExtensions.kt

@@ -3,7 +3,6 @@ package io.legado.app.help.source
 import io.legado.app.constant.SourceType
 import io.legado.app.data.entities.BaseSource
 import io.legado.app.data.entities.BookSource
-import io.legado.app.data.entities.HttpTTS
 import io.legado.app.data.entities.RssSource
 import io.legado.app.model.SharedJsScope
 import org.mozilla.javascript.Scriptable
@@ -20,18 +19,3 @@ fun BaseSource.getSourceType(): Int {
         else -> error("unknown source type: ${this::class.simpleName}.")
     }
 }
-
-fun BaseSource.copy(): BaseSource {
-    return when (this) {
-        is BookSource -> copy(
-            ruleExplore = ruleExplore?.copy(),
-            ruleSearch = ruleSearch?.copy(),
-            ruleBookInfo = ruleBookInfo?.copy(),
-            ruleToc = ruleToc?.copy()
-        )
-
-        is RssSource -> copy()
-        is HttpTTS -> copy()
-        else -> error("unknown copy source type: ${this::class.simpleName}.")
-    }
-}

app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeRule.kt

@@ -16,7 +16,6 @@ import io.legado.app.exception.NoStackTraceException
 import io.legado.app.help.CacheManager
 import io.legado.app.help.JsExtensions
 import io.legado.app.help.http.CookieStore
-import io.legado.app.help.source.copy
 import io.legado.app.help.source.getShareScope
 import io.legado.app.model.Debug
 import io.legado.app.model.webBook.WebBook
@@ -30,7 +29,6 @@ import io.legado.app.utils.isJson
 import io.legado.app.utils.printOnDebug
 import io.legado.app.utils.splitNotBlank
 import io.legado.app.utils.stackTraceStr
-import io.legado.app.utils.updateVariableTo
 import kotlinx.coroutines.ensureActive
 import kotlinx.coroutines.runBlocking
 import kotlinx.coroutines.withTimeout
@@ -777,15 +775,15 @@ class AnalyzeRule(
             bindings["java"] = this
             bindings["cookie"] = CookieStore
             bindings["cache"] = CacheManager
-            bindings["source"] = source?.copy()
+            bindings["source"] = source
             bindings["book"] = book
             bindings["result"] = result
             bindings["baseUrl"] = baseUrl
-            bindings["chapter"] = chapterCopy
+            bindings["chapter"] = chapter
-            bindings["title"] = chapterCopy?.title
+            bindings["title"] = chapter?.title
             bindings["src"] = content
             bindings["nextChapterUrl"] = nextChapterUrl
-            bindings["rssArticle"] = rssArticleCopy
+            bindings["rssArticle"] = rssArticle
         }
         val topScope = source?.getShareScope(coroutineContext) ?: topScopeRef?.get()
         val scope = if (topScope == null) {
@@ -801,19 +799,9 @@ class AnalyzeRule(
         }
         val script = compileScriptCache(jsStr)
         val result = script.eval(scope, coroutineContext)
-        updateVariable(chapterCopy, rssArticleCopy)
         return result
     }
 
-    private fun updateVariable(chapterCopy: BookChapter?, rssArticleCopy: RssArticle?) {
-        chapter?.let {
-            chapterCopy?.updateVariableTo(it)
-        }
-        rssArticle?.let {
-            rssArticleCopy?.updateVariableTo(it)
-        }
-    }
-
     private fun compileScriptCache(jsStr: String): CompiledScript {
         return scriptCache.getOrPutLimit(jsStr, 16) {
             RhinoScriptEngine.compile(jsStr)
@@ -821,7 +809,7 @@ class AnalyzeRule(
     }
 
     override fun getSource(): BaseSource? {
-        return source?.copy()
+        return source
     }
 
     /**

app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeUrl.kt

@@ -38,7 +38,6 @@ import io.legado.app.help.http.newCallStrResponse
 import io.legado.app.help.http.postForm
 import io.legado.app.help.http.postJson
 import io.legado.app.help.http.postMultipart
-import io.legado.app.help.source.copy
 import io.legado.app.help.source.getShareScope
 import io.legado.app.model.Debug
 import io.legado.app.utils.EncoderUtils
@@ -357,7 +356,7 @@ class AnalyzeUrl(
             bindings["speakText"] = speakText
             bindings["speakSpeed"] = speakSpeed
             bindings["book"] = ruleData as? Book
-            bindings["source"] = source?.copy()
+            bindings["source"] = source
             bindings["result"] = result
         }
         val sharedScope = source?.getShareScope(coroutineContext)
@@ -660,7 +659,7 @@ class AnalyzeUrl(
     }
 
     override fun getSource(): BaseSource? {
-        return source?.copy()
+        return source
     }
 
     companion object {

app/src/main/java/io/legado/app/ui/rss/read/RssJsExtensions.kt

@@ -10,7 +10,7 @@ import io.legado.app.utils.showDialogFragment
 class RssJsExtensions(private val activity: ReadRssActivity) : JsExtensions {
 
     override fun getSource(): BaseSource? {
-        return activity.getSource()?.copy()
+        return activity.getSource()
     }
 
     fun searchBook(key: String) {

app/src/main/java/io/legado/app/utils/BookChapterExtensions.kt

@@ -6,10 +6,3 @@ fun BookChapter.internString() {
     title = title.intern()
     bookUrl = bookUrl.intern()
 }
-
-fun BookChapter.updateVariableTo(chapter: BookChapter) {
-    if (variable != chapter.variable) {
-        chapter.variableMap.clear()
-        chapter.variableMap.putAll(variableMap)
-    }
-}

app/src/main/java/io/legado/app/utils/RssArticleExtensions.kt

@@ -1,10 +0,0 @@
-package io.legado.app.utils
-
-import io.legado.app.data.entities.RssArticle
-
-fun RssArticle.updateVariableTo(rssArticle: RssArticle) {
-    if (variable != rssArticle.variable) {
-        rssArticle.variableMap.clear()
-        rssArticle.variableMap.putAll(variableMap)
-    }
-}

app/src/main/java/io/legado/app/utils/StringExtensions.kt

@@ -78,6 +78,12 @@ fun String?.isTrue(nullIsTrue: Boolean = false): Boolean {
     return !this.trim().matches("(?i)^(false|no|not|0)$".toRegex())
 }
 
+fun String.isHex(): Boolean {
+    return all {c ->
+        c in '0'..'9' || c in 'A'..'F' || c in 'a'..'f'
+    }
+}
+
 fun String.splitNotBlank(vararg delimiter: String, limit: Int = 0): Array<String> = run {
     this.split(*delimiter, limit = limit).map { it.trim() }.filterNot { it.isBlank() }
         .toTypedArray()

modules/rhino/src/main/java/com/script/rhino/JavaObjectWrapFactory.kt

@@ -0,0 +1,9 @@
+package com.script.rhino
+
+import org.mozilla.javascript.Scriptable
+
+fun interface JavaObjectWrapFactory {
+
+    fun wrap(scope: Scriptable?, javaObject: Any, staticType: Class<*>?): Scriptable
+
+}

modules/rhino/src/main/java/com/script/rhino/ReadOnlyJavaObject.kt

@@ -0,0 +1,43 @@
+package com.script.rhino
+
+import org.mozilla.javascript.NativeJavaObject
+import org.mozilla.javascript.Scriptable
+
+class ReadOnlyJavaObject(scope: Scriptable?, javaObject: Any, staticType: Class<*>?) :
+    NativeJavaObject(scope, javaObject, staticType) {
+
+    override fun has(name: String, start: Scriptable): Boolean {
+        if (name.length > 3 && name.startsWith("set")) {
+            val name = name.substring(3).replaceFirstChar { it.lowercase() }
+            if (super.has(name, start)) {
+                return false
+            }
+        }
+        return super.has(name, start)
+    }
+
+    override fun get(name: String, start: Scriptable): Any? {
+        if (name.length > 3 && name.startsWith("set")) {
+            val name = name.substring(3).replaceFirstChar { it.lowercase() }
+            if (super.has(name, start)) {
+                return NOT_FOUND
+            }
+        }
+        return super.get(name, start)
+    }
+
+    override fun put(
+        name: String?,
+        start: Scriptable?,
+        value: Any?
+    ) {
+        // do nothing
+    }
+
+    companion object {
+        val factory = JavaObjectWrapFactory { scope, javaObject, staticType ->
+            ReadOnlyJavaObject(scope, javaObject, staticType)
+        }
+    }
+
+}

modules/rhino/src/main/java/com/script/rhino/RhinoWrapFactory.kt

@@ -45,6 +45,8 @@ import org.mozilla.javascript.WrapFactory
  */
 object RhinoWrapFactory : WrapFactory() {
 
+    private val factories = hashMapOf<Class<*>, JavaObjectWrapFactory>()
+
     override fun wrapAsJavaObject(
         cx: Context,
         scope: Scriptable?,
@@ -54,7 +56,8 @@ object RhinoWrapFactory : WrapFactory() {
         if (!RhinoClassShutter.visibleToScripts(javaObject)) {
             return null
         }
-        return super.wrapAsJavaObject(cx, scope, javaObject, staticType)
+        return wrapOrNull(scope, javaObject, staticType)
+            ?: super.wrapAsJavaObject(cx, scope, javaObject, staticType)
     }
 
     override fun wrapJavaClass(
@@ -71,4 +74,18 @@ object RhinoWrapFactory : WrapFactory() {
         return RhinoClassShutter.wrapJavaClass(scope, javaClass)
     }
 
+    private fun wrapOrNull(
+        scope: Scriptable?,
+        javaObject: Any,
+        staticType: Class<*>?
+    ): Scriptable? {
+        return factories[javaObject.javaClass]?.wrap(scope, javaObject, staticType)
+    }
+
+    fun register(clazz: Class<*>, factory: JavaObjectWrapFactory) {
+        if (!factories.contains(clazz)) {
+            factories.put(clazz, factory)
+        }
+    }
+
 }