feat: Complete Spanish translation + scalable JSON i18n system

.gitignore

@@ -46,4 +46,5 @@ app.*.map.json
 /android/app/build/
 /android/build/
 keystore_base64.txt
-
+graphify-out*
+*.txt*

README_ES.md

@@ -0,0 +1,20 @@
+# NFile - Traduccion al Espanol
+
+Traduccion completa de la aplicacion NFile al espanol.
+
+## Cambios realizados
+
+- **Todos los textos de la interfaz** traducidos al espanol (~1000 strings en 55+ archivos Dart)
+- **Notificaciones de Android** traducidas (FTP, Web Sharing, Audio Player, Archive Operations)
+- **Sistema de localizacion** implementado en `lib/core/app_strings.dart` con soporte para ingles y espanol
+- **APK compilado** listo para instalar
+
+## Creditos
+
+- Traduccion por: Skuuill
+- Contacto: moreappmic@gmail.com
+- App original: [NFile](https://github.com/MSOB7YY/NFile)
+
+## Licencia
+
+GNU GPL v3 (igual que el proyecto original)

android/app/build.gradle.kts

@@ -47,7 +47,7 @@ android {
         versionCode = flutter.versionCode
         versionName = flutter.versionName
         androidResources {
-            localeFilters.addAll(listOf("en"))
+            localeFilters.addAll(listOf("en", "es"))
         }
     }
 

android/app/src/main/AndroidManifest.xml

@@ -96,6 +96,37 @@
                 <category android:name="android.intent.category.DEFAULT" />
                 <data android:mimeType="*/*" />
             </intent-filter>
+
+            <!-- Registro como gestor de archivos del sistema -->
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.APP_FILES" />
+            </intent-filter>
+
+            <!-- Modo Seleccionador (Picker) -->
+            <intent-filter>
+                <action android:name="android.intent.action.GET_CONTENT" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.OPENABLE" />
+                <data android:mimeType="*/*" />
+            </intent-filter>
+            <intent-filter>
+                <action android:name="android.intent.action.PICK" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <data android:mimeType="*/*" />
+                <data android:mimeType="image/*" />
+                <data android:mimeType="video/*" />
+                <data android:mimeType="audio/*" />
+            </intent-filter>
+
+            <!-- Explorar almacenamiento -->
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+                <data android:scheme="content" />
+                <data android:mimeType="vnd.android.document/root" />
+            </intent-filter>
         </activity>
 
         <activity-alias
@@ -186,6 +217,16 @@
             </intent-filter>
         </provider>
 
+        <provider
+            android:name="androidx.core.content.FileProvider"
+            android:authorities="${applicationId}.fileprovider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/file_paths" />
+        </provider>
+
         <service
             android:name=".FtpForegroundService"
             android:enabled="true"

android/app/src/main/kotlin/com/rubex/nfile/FtpForegroundService.kt

@@ -49,8 +49,8 @@ class FtpForegroundService : Service() {
         }
 
         val notification = builder
-            .setContentTitle("NFile FTP Server")
-            .setContentText("Running at ftp://$ip:$port")
+            .setContentTitle(getString(R.string.ftp_server_title))
+            .setContentText(getString(R.string.ftp_server_running, ip, port))
             .setSmallIcon(iconResId)
             .setContentIntent(pendingIntent)
             .setOngoing(true)
@@ -67,8 +67,8 @@ class FtpForegroundService : Service() {
 
     private fun createNotificationChannel() {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-            val name = "FTP Server"
-            val descriptionText = "Displays status of the background FTP Server"
+            val name = getString(R.string.ftp_server_channel_name)
+            val descriptionText = getString(R.string.ftp_server_channel_desc)
             val importance = NotificationManager.IMPORTANCE_LOW
             val channel = NotificationChannel(CHANNEL_ID, name, importance).apply {
                 description = descriptionText

android/app/src/main/kotlin/com/rubex/nfile/MainActivity.kt

@@ -44,6 +44,7 @@ class MainActivity : AudioServiceFragmentActivity() {
     private var pendingPermissionResult: MethodChannel.Result? = null
     private var safPermissionResult: MethodChannel.Result? = null
     private val SAF_REQUEST_CODE = 10002
+    private var isPickerMode = false
 
     private val ACTION_CANCEL_OPERATION = "com.rubex.nfile.ACTION_CANCEL_OPERATION"
     private var notificationsChannel: MethodChannel? = null
@@ -66,6 +67,7 @@ class MainActivity : AudioServiceFragmentActivity() {
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
+        isPickerMode = intent?.action == Intent.ACTION_GET_CONTENT || intent?.action == Intent.ACTION_PICK
         try {
             Shizuku.addBinderReceivedListenerSticky {
                 // Binder ready
@@ -140,6 +142,39 @@ class MainActivity : AudioServiceFragmentActivity() {
 
     override fun configureFlutterEngine(flutterEngine: FlutterEngine) {
         super.configureFlutterEngine(flutterEngine)
+
+        MethodChannel(flutterEngine.dartExecutor.binaryMessenger, "com.rubex.nfile/picker").setMethodCallHandler { call, result ->
+            when (call.method) {
+                "isPickerMode" -> result.success(isPickerMode)
+                "finishWithResult" -> {
+                    val filePath = call.argument<String>("path")
+                    if (filePath != null) {
+                        try {
+                            val file = File(filePath)
+                            val uri = androidx.core.content.FileProvider.getUriForFile(
+                                this@MainActivity,
+                                "${applicationContext.packageName}.fileprovider",
+                                file
+                            )
+                            val resultIntent = Intent().apply {
+                                data = uri
+                                flags = Intent.FLAG_GRANT_READ_URI_PERMISSION
+                            }
+                            setResult(android.app.Activity.RESULT_OK, resultIntent)
+                            finish()
+                            result.success(true)
+                        } catch (e: Exception) {
+                            e.printStackTrace()
+                            result.success(false)
+                        }
+                    } else {
+                        result.success(false)
+                    }
+                }
+                else -> result.notImplemented()
+            }
+        }
+
         MethodChannel(flutterEngine.dartExecutor.binaryMessenger, CHANNEL).setMethodCallHandler { call, result ->
             when (call.method) {
                 "checkStatus" -> {
@@ -710,11 +745,11 @@ class MainActivity : AudioServiceFragmentActivity() {
         notificationsChannel?.setMethodCallHandler { call, result ->
             val notificationManager = getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
             val channelId = "nfile_archive_channel"
-            val channelName = "NFile Archive Operations"
+            val channelName = getString(R.string.archive_channel_name)
 
             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
                 val channel = NotificationChannel(channelId, channelName, NotificationManager.IMPORTANCE_LOW).apply {
-                    description = "Shows progress of file compression and extraction"
+                    description = getString(R.string.archive_channel_desc)
                 }
                 notificationManager.createNotificationChannel(channel)
             }
@@ -762,8 +797,8 @@ class MainActivity : AudioServiceFragmentActivity() {
                         .setContentIntent(openPendingIntent)
 
                     if (progress < max) {
-                        builder.addAction(android.R.drawable.ic_menu_view, "Open", openPendingIntent)
-                        builder.addAction(android.R.drawable.ic_menu_close_clear_cancel, "Cancel", cancelPendingIntent)
+                        builder.addAction(android.R.drawable.ic_menu_view, "Abrir", openPendingIntent)
+                        builder.addAction(android.R.drawable.ic_menu_close_clear_cancel, "Cancelar", cancelPendingIntent)
                     }
 
                     if (indeterminate) {

android/app/src/main/kotlin/com/rubex/nfile/NFileDocumentsProvider.kt

@@ -47,9 +47,9 @@ class NFileDocumentsProvider : DocumentsProvider() {
         row.add(DocumentsContract.Root.COLUMN_DOCUMENT_ID, getDocIdForFile(File("/storage/emulated/0")))
         row.add(DocumentsContract.Root.COLUMN_MIME_TYPES, "*/*")
         row.add(DocumentsContract.Root.COLUMN_FLAGS, flags)
-        row.add(DocumentsContract.Root.COLUMN_TITLE, "NFile Storage")
-        row.add(DocumentsContract.Root.COLUMN_SUMMARY, "Internal storage via NFile")
-        row.add(DocumentsContract.Root.COLUMN_ICON, android.R.drawable.sym_def_app_icon)
+        row.add(DocumentsContract.Root.COLUMN_TITLE, context?.getString(R.string.storage_provider_title) ?: "NFile Storage")
+        row.add(DocumentsContract.Root.COLUMN_SUMMARY, context?.getString(R.string.storage_provider_desc) ?: "Internal storage via NFile")
+        row.add(DocumentsContract.Root.COLUMN_ICON, R.mipmap.ic_launcher)
 
         try {
             val stat = android.os.StatFs("/storage/emulated/0")
@@ -112,6 +112,15 @@ class NFileDocumentsProvider : DocumentsProvider() {
         return getDocIdForFile(file)
     }
 
+    override fun renameDocument(documentId: String?, displayName: String?): String {
+        val file = getFileForDocId(documentId ?: "")
+        val newFile = File(file.parentFile, displayName ?: file.name)
+        if (!file.renameTo(newFile)) {
+            throw FileNotFoundException("Failed to rename document: $documentId")
+        }
+        return getDocIdForFile(newFile)
+    }
+
     override fun deleteDocument(documentId: String?) {
         val file = getFileForDocId(documentId ?: "")
         if (!file.deleteRecursively()) {
@@ -153,7 +162,8 @@ class NFileDocumentsProvider : DocumentsProvider() {
 
     private fun includeFile(result: MatrixCursor, docId: String?, file: File) {
         val flags = DocumentsContract.Document.FLAG_SUPPORTS_DELETE or
-                    DocumentsContract.Document.FLAG_SUPPORTS_WRITE
+                    DocumentsContract.Document.FLAG_SUPPORTS_WRITE or
+                    DocumentsContract.Document.FLAG_SUPPORTS_RENAME
 
         val mimeType = getMimeType(file)
         val finalFlags = if (mimeType == DocumentsContract.Document.MIME_TYPE_DIR) {

android/app/src/main/kotlin/com/rubex/nfile/WebSharingForegroundService.kt

@@ -48,11 +48,11 @@ class WebSharingForegroundService : Service() {
             Notification.Builder(this)
         }
 
-        val title = if (isInternet) "NFile Internet Web Share" else "NFile Local Web Share"
+        val title = if (isInternet) getString(R.string.web_share_internet) else getString(R.string.web_share_local)
 
         val notification = builder
             .setContentTitle(title)
-            .setContentText("Running at $url")
+            .setContentText(getString(R.string.web_share_running, url))
             .setSmallIcon(iconResId)
             .setContentIntent(pendingIntent)
             .setOngoing(true)
@@ -69,8 +69,8 @@ class WebSharingForegroundService : Service() {
 
     private fun createNotificationChannel() {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-            val name = "Web Sharing Server"
-            val descriptionText = "Displays status of the background Web Sharing Server"
+            val name = getString(R.string.web_share_channel_name)
+            val descriptionText = getString(R.string.web_share_channel_desc)
             val importance = NotificationManager.IMPORTANCE_LOW
             val channel = NotificationChannel(CHANNEL_ID, name, importance).apply {
                 description = descriptionText

android/app/src/main/res/values-es/strings.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="ftp_server_title">Servidor FTP NFile</string>
+    <string name="ftp_server_running">Ejecutándose en ftp://%1$s:%2$d</string>
+    <string name="ftp_server_channel_name">Servidor FTP</string>
+    <string name="ftp_server_channel_desc">Muestra el estado del Servidor FTP en segundo plano</string>
+
+    <string name="archive_channel_name">Operaciones de Archivo NFile</string>
+    <string name="archive_channel_desc">Muestra el progreso de compresión y extracción de archivos</string>
+
+    <string name="storage_provider_title">Almacenamiento NFile</string>
+    <string name="storage_provider_desc">Almacenamiento interno vía NFile</string>
+
+    <string name="web_share_internet">NFile Compartición Web por Internet</string>
+    <string name="web_share_local">NFile Compartición Web Local</string>
+    <string name="web_share_running">Ejecutándose en %1$s</string>
+    <string name="web_share_channel_name">Servidor de Compartición Web</string>
+    <string name="web_share_channel_desc">Muestra el estado del Servidor de Compartición Web en segundo plano</string>
+</resources>

android/app/src/main/res/values/strings.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="ftp_server_title">NFile FTP Server</string>
+    <string name="ftp_server_running">Running at ftp://%1$s:%2$d</string>
+    <string name="ftp_server_channel_name">FTP Server</string>
+    <string name="ftp_server_channel_desc">Displays status of the background FTP Server</string>
+
+    <string name="archive_channel_name">NFile Archive Operations</string>
+    <string name="archive_channel_desc">Shows progress of file compression and extraction</string>
+
+    <string name="storage_provider_title">NFile Storage</string>
+    <string name="storage_provider_desc">Internal storage via NFile</string>
+
+    <string name="web_share_internet">NFile Internet Web Share</string>
+    <string name="web_share_local">NFile Local Web Share</string>
+    <string name="web_share_running">Running at %1$s</string>
+    <string name="web_share_channel_name">Web Sharing Server</string>
+    <string name="web_share_channel_desc">Displays status of the background Web Sharing Server</string>
+</resources>

android/app/src/main/res/xml/file_paths.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<paths>
+    <external-path name="external_files" path="." />
+    <external-files-path name="external_files_path" path="." />
+    <cache-path name="cache" path="." />
+    <external-cache-path name="external_cache" path="." />
+    <files-path name="files" path="." />
+</paths>

android/gradle/wrapper/gradle-wrapper.properties

@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.14-bin.zip