优化

app/src/main/assets/updateLog.md

@@ -3,9 +3,10 @@
 * 关注合作公众号 **[小说拾遗]** 获取好看的小说。
 * 旧版数据导入教程：先在旧版阅读(2.x)中进行备份，然后在新版阅读(3.x)【我的】->【备份与恢复】，选择【导入旧版本数据】。
 
-**2021/03/26**
+**2021/03/31**
 * 优化epubLib by ag2s20150909
 * 升级库,修改弃用方法
+* tts引擎添加导入导出功能
 
 **2021/03/23**
 * 修复繁简转换“勐”“十”问题。使用了剥离HanLP简繁代码的民间库。APK减少6M左右

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

@@ -41,11 +41,16 @@ class SpeakEngineDialog : BaseDialogFragment(), Toolbar.OnMenuItemClickListener
     private val viewModel: SpeakEngineViewModel by viewModels()
     private var httpTTSData: LiveData<List<HttpTTS>>? = null
     private var engineId = appCtx.getPrefLong(PreferKey.speakEngine)
-    private val importDoc = registerForActivityResult(FilePicker()) {
+    private val importDocResult = registerForActivityResult(FilePicker()) {
         it?.let {
             viewModel.importLocal(it)
         }
     }
+    private val exportDirResult = registerForActivityResult(FilePicker()) {
+        it?.let {
+            viewModel.export(it)
+        }
+    }
 
     override fun onStart() {
         super.onStart()
@@ -109,13 +114,14 @@ class SpeakEngineDialog : BaseDialogFragment(), Toolbar.OnMenuItemClickListener
         when (item?.itemId) {
             R.id.menu_add -> editHttpTTS()
             R.id.menu_default -> viewModel.importDefault()
-            R.id.menu_import_local -> importDoc.launch(
+            R.id.menu_import_local -> importDocResult.launch(
                 FilePickerParam(
                     mode = FilePicker.FILE,
                     allowExtensions = arrayOf("txt", "json")
                 )
             )
             R.id.menu_import_onLine -> importAlert()
+            R.id.menu_export -> exportDirResult.launch(null)
         }
         return true
     }

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

@@ -60,4 +60,10 @@ class SpeakEngineViewModel(application: Application) : BaseViewModel(application
         }
     }
 
+    fun export(uri: Uri) {
+        execute {
+            val httpTTS = appDb.httpTTSDao.all
+            uri.writeBytes(context, "httpTts.json", GSON.toJson(httpTTS).toByteArray())
+        }
+    }
 }

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

@@ -2,13 +2,14 @@ package io.legado.app.utils
 
 import android.content.Context
 import android.net.Uri
+import androidx.documentfile.provider.DocumentFile
 import java.io.File
 
 fun Uri.isContentScheme() = this.scheme == "content"
 
 @Throws(Exception::class)
 fun Uri.readBytes(context: Context): ByteArray? {
-    if (this.toString().isContentScheme()) {
+    if (this.isContentScheme()) {
         return DocumentUtils.readBytes(context, this)
     } else {
         val path = RealPathUtil.getPath(context, this)
@@ -32,7 +33,7 @@ fun Uri.writeBytes(
     context: Context,
     byteArray: ByteArray
 ): Boolean {
-    if (this.toString().isContentScheme()) {
+    if (this.isContentScheme()) {
         return DocumentUtils.writeBytes(context, byteArray, this)
     } else {
         val path = RealPathUtil.getPath(context, this)
@@ -48,3 +49,22 @@ fun Uri.writeBytes(
 fun Uri.writeText(context: Context, text: String): Boolean {
     return writeBytes(context, text.toByteArray())
 }
+
+fun Uri.writeBytes(
+    context: Context,
+    fileName: String,
+    byteArray: ByteArray
+): Boolean {
+    if (this.isContentScheme()) {
+        DocumentFile.fromTreeUri(context, this)?.let { pDoc ->
+            DocumentUtils.createFileIfNotExist(pDoc, fileName)?.let {
+                return it.uri.writeBytes(context, byteArray)
+            }
+        }
+    } else {
+        FileUtils.createFileWithReplace(path + File.separatorChar + fileName)
+            .writeBytes(byteArray)
+        return true
+    }
+    return false
+}

app/src/main/res/menu/speak_engine.xml

@@ -25,4 +25,9 @@
         android:title="@string/import_on_line"
         app:showAsAction="never" />
 
+    <item
+        android:id="@+id/menu_export"
+        android:title="@string/export"
+        app:showAsAction="never" />
+
 </menu>