Overwrite warning & KEEP_SCREEN_ON while playing

app/src/main/java/sushi/hardcore/droidfs/explorers/BaseExplorerActivity.kt

@@ -2,6 +2,9 @@ package sushi.hardcore.droidfs.explorers
 
 import android.content.Intent
 import android.os.Bundle
+import android.os.Handler
+import android.os.Looper
+import android.os.Message
 import android.view.Menu
 import android.view.MenuItem
 import android.view.View
@@ -34,6 +37,7 @@ import sushi.hardcore.droidfs.util.ExternalProvider
 import sushi.hardcore.droidfs.util.GocryptfsVolume
 import sushi.hardcore.droidfs.util.PathUtils
 import sushi.hardcore.droidfs.widgets.ColoredAlertDialogBuilder
+import java.io.File
 
 open class BaseExplorerActivity : BaseActivity() {
     private lateinit var sortOrderEntries: Array<String>
@@ -253,6 +257,53 @@ open class BaseExplorerActivity : BaseActivity() {
         dialog.show()
     }
 
+    protected fun checkFileOverwrite(path: String): String? {
+        var outputPath: String? = null
+        if (gocryptfsVolume.pathExists(path)){
+            val fileName = File(path).name
+            val handler = Handler{ msg ->
+                outputPath = msg.obj as String?
+                throw RuntimeException()
+            }
+            runOnUiThread {
+                val dialog = ColoredAlertDialogBuilder(this)
+                    .setTitle(R.string.warning)
+                    .setMessage(getString(R.string.file_overwrite_question, fileName))
+                    .setNegativeButton(R.string.no) { _, _ ->
+                        val dialogEditTextView = layoutInflater.inflate(R.layout.dialog_edit_text, null)
+                        val dialogEditText = dialogEditTextView.findViewById<EditText>(R.id.dialog_edit_text)
+                        dialogEditText.setText(fileName)
+                        dialogEditText.selectAll()
+                        val dialog = ColoredAlertDialogBuilder(this)
+                            .setView(dialogEditTextView)
+                            .setTitle(getString(R.string.enter_new_filename))
+                            .setPositiveButton(R.string.ok) { _, _ ->
+                                handler.sendMessage(Message().apply { obj = checkFileOverwrite(PathUtils.path_join(PathUtils.getParentPath(path), dialogEditText.text.toString())) })
+                            }
+                            .setNegativeButton(R.string.cancel) { _, _ -> handler.sendMessage(Message().apply { obj = null }) }
+                            .create()
+                        dialogEditText.setOnEditorActionListener { _, _, _ ->
+                            dialog.dismiss()
+                            handler.sendMessage(Message().apply { obj = checkFileOverwrite(PathUtils.path_join(PathUtils.getParentPath(path), dialogEditText.text.toString())) })
+                            true
+                        }
+                        dialog.setOnCancelListener { handler.sendMessage(Message().apply { obj = null }) }
+                        dialog.window?.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE)
+                        dialog.show()
+                    }
+                    .setPositiveButton(R.string.yes) {_, _ -> handler.sendMessage(Message().apply { obj = path }) }
+                    .create()
+                dialog.setOnCancelListener { handler.sendMessage(Message().apply { obj = null }) }
+                dialog.show()
+            }
+            try { Looper.loop() }
+            catch (e: RuntimeException) {}
+        } else {
+            outputPath = path
+        }
+        return outputPath
+    }
+
     protected fun rename(old_name: String, new_name: String){
         if (new_name.isEmpty()) {
             Toast.makeText(this, R.string.error_filename_empty, Toast.LENGTH_SHORT).show()

app/src/main/java/sushi/hardcore/droidfs/explorers/ExplorerActivity.kt

@@ -3,6 +3,7 @@ package sushi.hardcore.droidfs.explorers
 import android.app.Activity
 import android.content.Intent
 import android.net.Uri
+import android.os.Looper
 import android.view.Menu
 import android.view.MenuItem
 import android.view.View
@@ -43,7 +44,8 @@ class ExplorerActivity : BaseExplorerActivity() {
         if (fileName.isEmpty()) {
             Toast.makeText(this, R.string.error_filename_empty, Toast.LENGTH_SHORT).show()
         } else {
-            val handleID = gocryptfsVolume.openWriteMode(PathUtils.path_join(currentDirectoryPath, fileName))
+            checkFileOverwrite(PathUtils.path_join(currentDirectoryPath, fileName))?.let {
+                val handleID = gocryptfsVolume.openWriteMode(it)
                 if (handleID == -1) {
                     ColoredAlertDialogBuilder(this)
                         .setTitle(R.string.error)
@@ -57,6 +59,7 @@ class ExplorerActivity : BaseExplorerActivity() {
                 }
             }
         }
+    }
 
     fun onClickFAB(view: View) {
         if (modeSelectLocation){
@@ -143,9 +146,13 @@ class ExplorerActivity : BaseExplorerActivity() {
                         } else {
                             uris.add(singleUri)
                         }
-                        var success = true
+                        Looper.prepare()
+                        var success = false
                         for (uri in uris) {
-                            val dstPath = PathUtils.path_join(currentDirectoryPath, PathUtils.getFilenameFromURI(activity, uri))
+                            val dstPath = checkFileOverwrite(PathUtils.path_join(currentDirectoryPath, PathUtils.getFilenameFromURI(activity, uri)))
+                            if (dstPath == null){
+                                break
+                            } else {
                                 contentResolver.openInputStream(uri)?.let {
                                     success = gocryptfsVolume.importFile(it, dstPath)
                                 }
@@ -160,6 +167,7 @@ class ExplorerActivity : BaseExplorerActivity() {
                                     break
                                 }
                             }
+                        }
                         if (success) {
                             stopTask {
                                 ColoredAlertDialogBuilder(activity)
@@ -257,6 +265,7 @@ class ExplorerActivity : BaseExplorerActivity() {
                         val remoteGocryptfsVolume = GocryptfsVolume(remoteSessionID)
                         val path = data.getStringExtra("path")
                         var failedItem: String? = null
+                        Looper.prepare()
                         if (path == null) {
                             val paths = data.getStringArrayListExtra("paths")
                             val types = data.getIntegerArrayListExtra("types")
@@ -265,7 +274,7 @@ class ExplorerActivity : BaseExplorerActivity() {
                                     failedItem = if (types[i] == 0) { //directory
                                         recursiveImportDirectoryFromOtherVolume(remoteGocryptfsVolume, paths[i], currentDirectoryPath)
                                     } else {
-                                        if (importFileFromOtherVolume(remoteGocryptfsVolume, paths[i], PathUtils.path_join(currentDirectoryPath, File(paths[i]).name))) null else paths[i]
+                                        safeImportFileFromOtherVolume(remoteGocryptfsVolume, paths[i], PathUtils.path_join(currentDirectoryPath, File(paths[i]).name))
                                     }
                                     if (failedItem != null) {
                                         break
@@ -273,7 +282,7 @@ class ExplorerActivity : BaseExplorerActivity() {
                                 }
                             }
                         } else {
-                            failedItem = if (importFileFromOtherVolume(remoteGocryptfsVolume, path, PathUtils.path_join(currentDirectoryPath, File(path).name))) null else path
+                            failedItem = safeImportFileFromOtherVolume(remoteGocryptfsVolume, path, PathUtils.path_join(currentDirectoryPath, File(path).name))
                         }
                         if (failedItem == null) {
                             stopTask {
@@ -283,7 +292,7 @@ class ExplorerActivity : BaseExplorerActivity() {
                                     .setPositiveButton(R.string.ok, null)
                                     .show()
                             }
-                        } else {
+                        } else if (failedItem!!.isNotEmpty()){
                             stopTask {
                                 ColoredAlertDialogBuilder(activity)
                                     .setTitle(R.string.error)
@@ -356,13 +365,19 @@ class ExplorerActivity : BaseExplorerActivity() {
                 object : LoadingTask(this, R.string.loading_msg_copy){
                     override fun doTask(activity: AppCompatActivity) {
                         var failedItem: String? = null
+                        Looper.prepare()
                         for (element in filesToCopy) {
                             failedItem = if (element.isDirectory) {
                                 recursiveCopyDirectory(element.fullPath, currentDirectoryPath)
                             } else {
-                                if (copyFile(element.fullPath, PathUtils.path_join(currentDirectoryPath, element.name))) null else element.fullPath
+                                val dstPath = checkFileOverwrite(PathUtils.path_join(currentDirectoryPath, element.name))
+                                if (dstPath == null){
+                                    ""
+                                } else {
+                                    if (copyFile(element.fullPath, dstPath)) null else element.fullPath
                                 }
-                            if (failedItem != null) {
+                            }
+                            if (failedItem != null && failedItem.isNotEmpty()) {
                                 stopTask {
                                     ColoredAlertDialogBuilder(activity)
                                         .setTitle(R.string.error)
@@ -482,26 +497,34 @@ class ExplorerActivity : BaseExplorerActivity() {
                 if (!gocryptfsVolume.mkdir(dstPath)){
                     return e.fullPath
                 }
+            } else {
+                val checkedDstPath = checkFileOverwrite(dstPath)
+                if (checkedDstPath == null){
+                    return ""
                 } else {
                     if (!copyFile(e.fullPath, dstPath)) {
                         return e.fullPath
                     }
                 }
             }
+        }
         return null
     }
 
-    private fun importFileFromOtherVolume(remote_gocryptfsVolume: GocryptfsVolume, srcPath: String, dstPath: String): Boolean {
+    private fun importFileFromOtherVolume(remoteGocryptfsVolume: GocryptfsVolume, srcPath: String, dstPath: String): Boolean {
         var success = true
-        val srcHandleID = remote_gocryptfsVolume.openReadMode(srcPath)
+        val srcHandleID = remoteGocryptfsVolume.openReadMode(srcPath)
         if (srcHandleID != -1) {
             val dstHandleID = gocryptfsVolume.openWriteMode(dstPath)
             if (dstHandleID != -1) {
                 var length: Int
                 val ioBuffer = ByteArray(GocryptfsVolume.DefaultBS)
                 var offset: Long = 0
-                while (remote_gocryptfsVolume.readFile(srcHandleID, offset, ioBuffer).also { length = it } > 0){
+                while (remoteGocryptfsVolume.readFile(srcHandleID, offset, ioBuffer)
-                    val written = gocryptfsVolume.writeFile(dstHandleID, offset, ioBuffer, length).toLong()
+                        .also { length = it } > 0
+                ) {
+                    val written =
+                        gocryptfsVolume.writeFile(dstHandleID, offset, ioBuffer, length).toLong()
                     if (written == length.toLong()) {
                         offset += length.toLong()
                     } else {
@@ -511,11 +534,20 @@ class ExplorerActivity : BaseExplorerActivity() {
                 }
                 gocryptfsVolume.closeFile(dstHandleID)
             }
-            remote_gocryptfsVolume.closeFile(srcHandleID)
+            remoteGocryptfsVolume.closeFile(srcHandleID)
         }
         return success
     }
 
+    private fun safeImportFileFromOtherVolume(remoteGocryptfsVolume: GocryptfsVolume, srcPath: String, dstPath: String): String? {
+        val checkedDstPath = checkFileOverwrite(PathUtils.path_join(currentDirectoryPath, File(dstPath).name))
+        return if (checkedDstPath == null){
+            ""
+        } else {
+            if (importFileFromOtherVolume(remoteGocryptfsVolume, srcPath, checkedDstPath)) null else dstPath
+        }
+    }
+
     private fun recursiveImportDirectoryFromOtherVolume(remote_gocryptfsVolume: GocryptfsVolume, remote_directory_path: String, outputPath: String): String? {
         val mappedElements = gocryptfsVolume.recursiveMapFiles(remote_directory_path)
         val dstDirectoryPath = PathUtils.path_join(outputPath, File(remote_directory_path).name)
@@ -531,11 +563,16 @@ class ExplorerActivity : BaseExplorerActivity() {
                     return e.fullPath
                 }
             } else {
-                if (!importFileFromOtherVolume(remote_gocryptfsVolume, e.fullPath, dstPath)) {
+                val checkedDstPath = checkFileOverwrite(dstPath)
+                if (checkedDstPath == null){
+                    return ""
+                } else {
+                    if (!importFileFromOtherVolume(remote_gocryptfsVolume, e.fullPath, checkedDstPath)) {
                         return e.fullPath
                     }
                 }
             }
+        }
         return null
     }
 

app/src/main/java/sushi/hardcore/droidfs/explorers/ExplorerActivityDrop.kt

@@ -2,10 +2,13 @@ package sushi.hardcore.droidfs.explorers
 
 import android.content.Intent
 import android.net.Uri
+import android.os.Looper
 import android.view.Menu
 import android.view.MenuItem
 import android.view.View
+import androidx.appcompat.app.AppCompatActivity
 import sushi.hardcore.droidfs.R
+import sushi.hardcore.droidfs.util.LoadingTask
 import sushi.hardcore.droidfs.util.PathUtils
 import sushi.hardcore.droidfs.widgets.ColoredAlertDialogBuilder
 
@@ -28,26 +31,43 @@ class ExplorerActivityDrop : BaseExplorerActivity() {
     override fun onOptionsItemSelected(item: MenuItem): Boolean {
         return when (item.itemId) {
             R.id.validate -> {
-                val alertDialog = ColoredAlertDialogBuilder(this)
+                object : LoadingTask(this, R.string.loading_msg_import) {
+                    override fun doTask(activity: AppCompatActivity) {
+                        val alertDialog = ColoredAlertDialogBuilder(activity)
                         alertDialog.setCancelable(false)
                         alertDialog.setPositiveButton(R.string.ok) { _, _ -> finish() }
                         var errorMsg: String? = null
                         val extras = intent.extras
                         if (extras != null && extras.containsKey(Intent.EXTRA_STREAM)){
+                            Looper.prepare()
                             if (intent.action == Intent.ACTION_SEND) {
                                 val uri = intent.getParcelableExtra<Uri>(Intent.EXTRA_STREAM)
-                        val outputPath = PathUtils.path_join(currentDirectoryPath, PathUtils.getFilenameFromURI(this, uri))
+                                errorMsg = if (uri == null){
-                        errorMsg = if (gocryptfsVolume.importFile(this, uri, outputPath)) null else getString(R.string.import_failed, outputPath)
+                                    getString(R.string.share_intent_parsing_failed)
+                                } else {
+                                    val outputPathTest = PathUtils.path_join(currentDirectoryPath, PathUtils.getFilenameFromURI(activity, uri))
+                                    val outputPath = checkFileOverwrite(outputPathTest)
+                                    if (outputPath == null) {
+                                        ""
+                                    } else {
+                                        if (gocryptfsVolume.importFile(activity, uri, outputPath)) null else getString(R.string.import_failed, outputPath)
+                                    }
+                                }
                             } else if (intent.action == Intent.ACTION_SEND_MULTIPLE) {
                                 val uris = intent.getParcelableArrayListExtra<Uri>(Intent.EXTRA_STREAM)
                                 if (uris != null){
                                     for (uri in uris) {
-                                val outputPath = PathUtils.path_join(currentDirectoryPath, PathUtils.getFilenameFromURI(this, uri))
+                                        val outputPath = checkFileOverwrite(PathUtils.path_join(currentDirectoryPath, PathUtils.getFilenameFromURI(activity, uri)))
-                                if (!gocryptfsVolume.importFile(this, uri, outputPath)) {
+                                        if (outputPath == null){
+                                            errorMsg = ""
+                                            break
+                                        } else {
+                                            if (!gocryptfsVolume.importFile(activity, uri, outputPath)) {
                                                 errorMsg = getString(R.string.import_failed, outputPath)
                                                 break
                                             }
                                         }
+                                    }
                                 } else {
                                     errorMsg = getString(R.string.share_intent_parsing_failed)
                                 }
@@ -57,14 +77,18 @@ class ExplorerActivityDrop : BaseExplorerActivity() {
                         } else {
                             errorMsg = getString(R.string.share_intent_parsing_failed)
                         }
+                        if (errorMsg == null || errorMsg.isNotEmpty()){
                             if (errorMsg == null) {
                                 alertDialog.setTitle(R.string.success_import)
                                 alertDialog.setMessage(R.string.success_import_msg)
-                } else {
+                            } else if (errorMsg.isNotEmpty()) {
                                 alertDialog.setTitle(R.string.error)
                                 alertDialog.setMessage(errorMsg)
                             }
-                alertDialog.show()
+                            stopTask { alertDialog.show() }
+                        }
+                    }
+                }
                 true
             }
             else -> super.onOptionsItemSelected(item)

app/src/main/java/sushi/hardcore/droidfs/file_viewers/MediaPlayer.kt

@@ -1,5 +1,6 @@
 package sushi.hardcore.droidfs.file_viewers
 
+import android.view.WindowManager
 import androidx.appcompat.app.AlertDialog
 import com.google.android.exoplayer2.ExoPlaybackException
 import com.google.android.exoplayer2.Player
@@ -56,6 +57,14 @@ abstract class MediaPlayer: FileViewerActivity() {
                     errorDialog.show()
                 }
             }
+
+            override fun onIsPlayingChanged(isPlaying: Boolean) {
+                if (isPlaying){
+                    window.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON)
+                } else {
+                    window.clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON)
+                }
+            }
         })
         player.prepare(LoopingMediaSource(mediaSource), false, false)
     }

app/src/main/java/sushi/hardcore/droidfs/util/LoadingTask.kt

@@ -14,6 +14,7 @@ abstract class LoadingTask(private val activity: AppCompatActivity, private val
         .setTitle(R.string.loading)
         .setCancelable(false)
         .create()
+    private var isStopped = false
     init {
         dialogLoadingView.findViewById<TextView>(R.id.text_message).text = activity.getString(loadingMessageResId)
         startTask()
@@ -24,15 +25,21 @@ abstract class LoadingTask(private val activity: AppCompatActivity, private val
         dialogLoading.show()
         Thread {
             doTask(activity)
+            if (!isStopped){
+                dialogLoading.dismiss()
+            }
             activity.runOnUiThread { doFinally(activity) }
         }.start()
     }
-    protected fun stopTask(onUiThread: () -> Unit){
+    protected fun stopTask(onUiThread: (() -> Unit)?){
+        isStopped = true
         dialogLoading.dismiss()
+        onUiThread?.let {
             activity.runOnUiThread {
                 onUiThread()
             }
         }
+    }
     protected fun stopTaskWithToast(stringId: Int){
         stopTask { Toast.makeText(activity, stringId, Toast.LENGTH_SHORT).show() }
     }

app/src/main/java/sushi/hardcore/droidfs/widgets/ColoredBorderListView.kt

@@ -6,7 +6,6 @@ import android.graphics.drawable.DrawableContainer
 import android.graphics.drawable.GradientDrawable
 import android.graphics.drawable.StateListDrawable
 import android.util.AttributeSet
-import android.util.Log
 import android.widget.ListView
 import androidx.core.content.ContextCompat
 import sushi.hardcore.droidfs.R

app/src/main/java/sushi/hardcore/droidfs/widgets/ColoredCheckBox.kt

@@ -8,7 +8,7 @@ import androidx.appcompat.widget.AppCompatCheckBox
 class ColoredCheckBox: AppCompatCheckBox {
     constructor(context: Context) : super(context) { applyColor() }
     constructor(context: Context, attrs: AttributeSet): super(context, attrs) { applyColor() }
-    //constructor(context: Context, attrs: AttributeSet, defStyleAttr: Int): super(context, attrs, defStyleAttr) { applyColor() }
+    constructor(context: Context, attrs: AttributeSet, defStyleAttr: Int): super(context, attrs, defStyleAttr) { applyColor() }
     private fun applyColor(){
         super.setButtonTintList(ColorStateList.valueOf(ThemeColor.getThemeColor(context)))
     }

app/src/main/java/sushi/hardcore/droidfs/widgets/ColoredEditText.kt

@@ -2,16 +2,8 @@ package sushi.hardcore.droidfs.widgets
 
 import android.content.Context
 import android.content.res.ColorStateList
-import android.graphics.Color
-import android.graphics.PorterDuff
-import android.graphics.PorterDuffColorFilter
-import android.graphics.drawable.Drawable
-import android.os.Build
 import android.util.AttributeSet
-import android.widget.TextView
 import androidx.appcompat.widget.AppCompatEditText
-import androidx.core.content.ContextCompat
-import sushi.hardcore.droidfs.R
 
 class ColoredEditText: AppCompatEditText {
     constructor(context: Context) : super(context) { applyColor() }

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

@@ -135,7 +135,7 @@
     <string name="github_summary">Want to read the documentation, request feature, report bug, read the source code… Check the DroidFS\'s repository !</string>
     <string name="share">Share</string>
     <string name="decrypt">Decrypt</string>
-    <string name="loading_msg_copy">Copying selected items...</string>
+    <string name="loading_msg_copy">Copying selected items…</string>
     <string name="copy_failed">Copy of %1$s failed.</string>
     <string name="copy_success_msg">The selected items have been successfully copied.</string>
     <string name="copy_success">Copy successful !</string>
@@ -144,4 +144,6 @@
     <string name="picture_save_success">Picture saved to %1$s</string>
     <string name="picture_save_failed">Failed to save this picture.</string>
     <string name="default_total_size">N//A</string>
+    <string name="file_overwrite_question">%s already exists, do you want to overwrite it ?</string>
+    <string name="enter_new_filename">Enter new filename</string>
 </resources>