533 lines
23 KiB
Kotlin
533 lines
23 KiB
Kotlin
package sushi.hardcore.droidfs.explorers
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import android.content.ComponentName
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import android.content.Context
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import android.content.Intent
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import android.content.ServiceConnection
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import android.net.Uri
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import android.os.Bundle
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import android.os.IBinder
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import android.view.Menu
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import android.view.MenuItem
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import android.view.View
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import android.view.WindowManager
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import android.widget.AdapterView.OnItemClickListener
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import android.widget.AdapterView.OnItemLongClickListener
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import android.widget.EditText
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import android.widget.Toast
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import androidx.lifecycle.ViewModel
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import androidx.lifecycle.ViewModelProvider
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import kotlinx.android.synthetic.main.activity_explorer_base.*
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import kotlinx.android.synthetic.main.explorer_info_bar.*
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import kotlinx.android.synthetic.main.toolbar.*
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import sushi.hardcore.droidfs.BaseActivity
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import sushi.hardcore.droidfs.ConstValues
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import sushi.hardcore.droidfs.ConstValues.Companion.isAudio
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import sushi.hardcore.droidfs.ConstValues.Companion.isImage
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import sushi.hardcore.droidfs.ConstValues.Companion.isText
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import sushi.hardcore.droidfs.ConstValues.Companion.isVideo
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import sushi.hardcore.droidfs.file_operations.FileOperationService
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import sushi.hardcore.droidfs.R
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import sushi.hardcore.droidfs.adapters.DialogSingleChoiceAdapter
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import sushi.hardcore.droidfs.adapters.ExplorerElementAdapter
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import sushi.hardcore.droidfs.adapters.OpenAsDialogAdapter
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import sushi.hardcore.droidfs.file_operations.OperationFile
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import sushi.hardcore.droidfs.file_viewers.AudioPlayer
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import sushi.hardcore.droidfs.file_viewers.ImageViewer
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import sushi.hardcore.droidfs.file_viewers.TextEditor
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import sushi.hardcore.droidfs.file_viewers.VideoPlayer
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import sushi.hardcore.droidfs.content_providers.RestrictedFileProvider
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import sushi.hardcore.droidfs.content_providers.ExternalProvider
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import sushi.hardcore.droidfs.GocryptfsVolume
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import sushi.hardcore.droidfs.util.PathUtils
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import sushi.hardcore.droidfs.widgets.ColoredAlertDialogBuilder
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open class BaseExplorerActivity : BaseActivity() {
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private lateinit var sortOrderEntries: Array<String>
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private lateinit var sortOrderValues: Array<String>
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private var foldersFirst = true
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private var currentSortOrderIndex = 0
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protected lateinit var gocryptfsVolume: GocryptfsVolume
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private lateinit var volumeName: String
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private lateinit var explorerViewModel: ExplorerViewModel
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protected var currentDirectoryPath: String = ""
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set(value) {
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field = value
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explorerViewModel.currentDirectoryPath = value
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}
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protected lateinit var fileOperationService: FileOperationService
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protected lateinit var explorerElements: MutableList<ExplorerElement>
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protected lateinit var explorerAdapter: ExplorerElementAdapter
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private var isCreating = true
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protected var isStartingActivity = false
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private var usf_open = false
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protected var usf_keep_open = false
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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usf_open = sharedPrefs.getBoolean("usf_open", false)
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usf_keep_open = sharedPrefs.getBoolean("usf_keep_open", false)
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volumeName = intent.getStringExtra("volume_name") ?: ""
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val sessionID = intent.getIntExtra("sessionID", -1)
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gocryptfsVolume = GocryptfsVolume(sessionID)
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sortOrderEntries = resources.getStringArray(R.array.sort_orders_entries)
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sortOrderValues = resources.getStringArray(R.array.sort_orders_values)
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foldersFirst = sharedPrefs.getBoolean("folders_first", true)
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currentSortOrderIndex = resources.getStringArray(R.array.sort_orders_values).indexOf(sharedPrefs.getString(ConstValues.sort_order_key, "name"))
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init()
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setSupportActionBar(toolbar)
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title = ""
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title_text.text = getString(R.string.volume, volumeName)
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explorerAdapter = ExplorerElementAdapter(this)
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explorerViewModel= ViewModelProvider(this).get(ExplorerViewModel::class.java)
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currentDirectoryPath = explorerViewModel.currentDirectoryPath
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setCurrentPath(currentDirectoryPath)
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list_explorer.adapter = explorerAdapter
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list_explorer.onItemClickListener = OnItemClickListener { _, _, position, _ -> onExplorerItemClick(position) }
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list_explorer.onItemLongClickListener = OnItemLongClickListener { _, _, position, _ -> onExplorerItemLongClick(position); true }
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refresher.setOnRefreshListener {
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setCurrentPath(currentDirectoryPath)
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refresher.isRefreshing = false
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}
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bindFileOperationService()
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}
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class ExplorerViewModel: ViewModel() {
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var currentDirectoryPath = ""
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}
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protected open fun init() {
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setContentView(R.layout.activity_explorer_base)
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}
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protected open fun bindFileOperationService(){
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Intent(this, FileOperationService::class.java).also {
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bindService(it, object : ServiceConnection {
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override fun onServiceConnected(className: ComponentName, service: IBinder) {
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val binder = service as FileOperationService.LocalBinder
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fileOperationService = binder.getService()
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binder.setGocryptfsVolume(gocryptfsVolume)
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}
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override fun onServiceDisconnected(arg0: ComponentName) {
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}
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}, Context.BIND_AUTO_CREATE)
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}
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}
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private fun startFileViewer(cls: Class<*>, filePath: String){
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val intent = Intent(this, cls).apply {
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putExtra("path", filePath)
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putExtra("sessionID", gocryptfsVolume.sessionID)
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putExtra("sortOrder", sortOrderValues[currentSortOrderIndex])
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}
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isStartingActivity = true
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startActivity(intent)
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}
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private fun openWithExternalApp(fullPath: String){
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isStartingActivity = true
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ExternalProvider.open(this, gocryptfsVolume, fullPath)
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}
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protected open fun onExplorerItemClick(position: Int) {
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val wasSelecting = explorerAdapter.selectedItems.isNotEmpty()
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explorerAdapter.onItemClick(position)
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if (explorerAdapter.selectedItems.isEmpty()) {
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if (!wasSelecting) {
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val fullPath = explorerElements[position].fullPath
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when {
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explorerElements[position].isDirectory -> {
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setCurrentPath(fullPath)
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}
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explorerElements[position].isParentFolder -> {
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setCurrentPath(PathUtils.getParentPath(currentDirectoryPath))
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}
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isImage(fullPath) -> {
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startFileViewer(ImageViewer::class.java, fullPath)
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}
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isVideo(fullPath) -> {
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startFileViewer(VideoPlayer::class.java, fullPath)
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}
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isText(fullPath) -> {
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startFileViewer(TextEditor::class.java, fullPath)
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}
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isAudio(fullPath) -> {
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startFileViewer(AudioPlayer::class.java, fullPath)
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}
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else -> {
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val adapter = OpenAsDialogAdapter(this, usf_open)
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ColoredAlertDialogBuilder(this)
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.setSingleChoiceItems(adapter, -1){ dialog, which ->
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when (adapter.getItem(which)){
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"image" -> startFileViewer(ImageViewer::class.java, fullPath)
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"video" -> startFileViewer(VideoPlayer::class.java, fullPath)
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"audio" -> startFileViewer(AudioPlayer::class.java, fullPath)
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"text" -> startFileViewer(TextEditor::class.java, fullPath)
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"external" -> if (usf_open){
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openWithExternalApp(fullPath)
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}
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}
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dialog.dismiss()
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}
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.setTitle(getString(R.string.open_as))
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.setNegativeButton(R.string.cancel, null)
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.show()
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}
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}
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}
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}
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invalidateOptionsMenu()
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}
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protected open fun onExplorerItemLongClick(position: Int) {
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explorerAdapter.onItemLongClick(position)
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invalidateOptionsMenu()
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}
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protected fun unselectAll(){
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explorerAdapter.unSelectAll()
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invalidateOptionsMenu()
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}
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private fun sortExplorerElements() {
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ExplorerElement.sortBy(sortOrderValues[currentSortOrderIndex], foldersFirst, explorerElements)
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val sharedPrefsEditor = sharedPrefs.edit()
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sharedPrefsEditor.putString(ConstValues.sort_order_key, sortOrderValues[currentSortOrderIndex])
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sharedPrefsEditor.apply()
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}
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protected fun setCurrentPath(path: String) {
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explorerElements = gocryptfsVolume.listDir(path)
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text_dir_empty.visibility = if (explorerElements.size == 0) View.VISIBLE else View.INVISIBLE
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sortExplorerElements()
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if (path.isNotEmpty()) { //not root
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explorerElements.add(0, ExplorerElement("..", (-1).toShort(), -1, -1, currentDirectoryPath))
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}
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explorerAdapter.setExplorerElements(explorerElements)
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currentDirectoryPath = path
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current_path_text.text = getString(R.string.location, currentDirectoryPath)
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Thread{
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var totalSize: Long = 0
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for (element in explorerElements){
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if (element.isDirectory){
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var dirSize: Long = 0
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for (subFile in gocryptfsVolume.recursiveMapFiles(element.fullPath)){
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if (subFile.isRegularFile){
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dirSize += subFile.size
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}
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}
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element.size = dirSize
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totalSize += dirSize
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} else if (element.isRegularFile) {
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totalSize += element.size
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}
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}
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runOnUiThread {
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total_size_text.text = getString(R.string.total_size, PathUtils.formatSize(totalSize))
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explorerAdapter.notifyDataSetChanged()
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}
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}.start()
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}
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private fun askCloseVolume() {
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ColoredAlertDialogBuilder(this)
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.setTitle(R.string.warning)
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.setMessage(R.string.ask_close_volume)
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.setPositiveButton(R.string.ok) { _, _ -> closeVolumeOnUserExit() }
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.setNegativeButton(R.string.cancel, null)
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.show()
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}
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override fun onBackPressed() {
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if (explorerAdapter.selectedItems.isEmpty()) {
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val parentPath = PathUtils.getParentPath(currentDirectoryPath)
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if (parentPath == currentDirectoryPath) {
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askCloseVolume()
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} else {
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setCurrentPath(PathUtils.getParentPath(currentDirectoryPath))
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}
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} else {
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unselectAll()
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}
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}
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private fun createFolder(folderName: String){
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if (folderName.isEmpty()) {
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Toast.makeText(this, R.string.error_filename_empty, Toast.LENGTH_SHORT).show()
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} else {
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if (!gocryptfsVolume.mkdir(PathUtils.pathJoin(currentDirectoryPath, folderName))) {
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ColoredAlertDialogBuilder(this)
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.setTitle(R.string.error)
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.setMessage(R.string.error_mkdir)
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.setPositiveButton(R.string.ok, null)
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.show()
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} else {
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setCurrentPath(currentDirectoryPath)
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invalidateOptionsMenu()
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}
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}
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}
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protected fun openDialogCreateFolder() {
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val dialogEditTextView = layoutInflater.inflate(R.layout.dialog_edit_text, null)
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val dialogEditText = dialogEditTextView.findViewById<EditText>(R.id.dialog_edit_text)
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val dialog = ColoredAlertDialogBuilder(this)
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.setView(dialogEditTextView)
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.setTitle(R.string.enter_folder_name)
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.setPositiveButton(R.string.ok) { _, _ ->
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val folderName = dialogEditText.text.toString()
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createFolder(folderName)
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}
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.setNegativeButton(R.string.cancel, null)
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.create()
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dialogEditText.setOnEditorActionListener { _, _, _ ->
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val folderName = dialogEditText.text.toString()
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dialog.dismiss()
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createFolder(folderName)
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true
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}
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dialog.window?.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE)
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dialog.show()
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}
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protected fun checkPathOverwrite(items: ArrayList<OperationFile>, dstDirectoryPath: String, callback: (ArrayList<OperationFile>?) -> Unit) {
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val srcDirectoryPath = items[0].explorerElement.parentPath
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var ready = true
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for (i in 0 until items.size) {
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val testDstPath: String
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if (items[i].dstPath == null){
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testDstPath = PathUtils.pathJoin(dstDirectoryPath, PathUtils.getRelativePath(srcDirectoryPath, items[i].explorerElement.fullPath))
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if (gocryptfsVolume.pathExists(testDstPath)){
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ready = false
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} else {
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items[i].dstPath = testDstPath
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}
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} else {
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testDstPath = items[i].dstPath!!
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if (gocryptfsVolume.pathExists(testDstPath) && !items[i].overwriteConfirmed){
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ready = false
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}
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}
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if (!ready){
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ColoredAlertDialogBuilder(this)
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.setTitle(R.string.warning)
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.setMessage(getString(if (items[i].explorerElement.isDirectory){R.string.dir_overwrite_question} else {R.string.file_overwrite_question}, testDstPath))
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.setPositiveButton(R.string.yes) {_, _ ->
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items[i].dstPath = testDstPath
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items[i].overwriteConfirmed = true
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checkPathOverwrite(items, dstDirectoryPath, callback)
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}
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.setNegativeButton(R.string.no) { _, _ ->
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val dialogEditTextView = layoutInflater.inflate(R.layout.dialog_edit_text, null)
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val dialogEditText = dialogEditTextView.findViewById<EditText>(R.id.dialog_edit_text)
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dialogEditText.setText(items[i].explorerElement.name)
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dialogEditText.selectAll()
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val dialog = ColoredAlertDialogBuilder(this)
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.setView(dialogEditTextView)
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.setTitle(R.string.enter_new_name)
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.setPositiveButton(R.string.ok) { _, _ ->
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items[i].dstPath = PathUtils.pathJoin(dstDirectoryPath, PathUtils.getRelativePath(srcDirectoryPath, items[i].explorerElement.parentPath), dialogEditText.text.toString())
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if (items[i].explorerElement.isDirectory){
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for (j in 0 until items.size){
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if (PathUtils.isChildOf(items[j].explorerElement.fullPath, items[i].explorerElement.fullPath)){
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items[j].dstPath = PathUtils.pathJoin(items[i].dstPath!!, PathUtils.getRelativePath(items[i].explorerElement.fullPath, items[j].explorerElement.fullPath))
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}
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}
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}
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checkPathOverwrite(items, dstDirectoryPath, callback)
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}
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.setOnCancelListener{
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callback(null)
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}
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.create()
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dialogEditText.setOnEditorActionListener { _, _, _ ->
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dialog.dismiss()
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items[i].dstPath = PathUtils.pathJoin(dstDirectoryPath, PathUtils.getRelativePath(srcDirectoryPath, items[i].explorerElement.parentPath), dialogEditText.text.toString())
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checkPathOverwrite(items, dstDirectoryPath, callback)
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true
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}
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dialog.window?.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE)
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dialog.show()
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}
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.setOnCancelListener{
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callback(null)
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}
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.show()
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break
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}
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}
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if (ready){
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callback(items)
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}
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}
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protected fun importFilesFromUris(uris: List<Uri>, callback: (String?) -> Unit) {
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val items = ArrayList<OperationFile>()
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for (uri in uris) {
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val fileName = PathUtils.getFilenameFromURI(this, uri)
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if (fileName == null) {
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ColoredAlertDialogBuilder(this)
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.setTitle(R.string.error)
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.setMessage(getString(R.string.error_retrieving_filename, uri))
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.setPositiveButton(R.string.ok, null)
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.show()
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items.clear()
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break
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} else {
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items.add(OperationFile.fromExplorerElement(ExplorerElement(fileName, 1, -1, -1, currentDirectoryPath)))
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}
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}
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if (items.size > 0) {
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checkPathOverwrite(items, currentDirectoryPath) { checkedItems ->
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checkedItems?.let {
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fileOperationService.importFilesFromUris(checkedItems, uris){ failedItem ->
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runOnUiThread {
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callback(failedItem)
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}
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}
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}
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}
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}
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}
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protected fun rename(old_name: String, new_name: String){
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if (new_name.isEmpty()) {
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Toast.makeText(this, R.string.error_filename_empty, Toast.LENGTH_SHORT).show()
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} else {
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if (!gocryptfsVolume.rename(PathUtils.pathJoin(currentDirectoryPath, old_name), PathUtils.pathJoin(currentDirectoryPath, new_name))) {
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ColoredAlertDialogBuilder(this)
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.setTitle(R.string.error)
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.setMessage(getString(R.string.rename_failed, old_name))
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.setPositiveButton(R.string.ok, null)
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.show()
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} else {
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setCurrentPath(currentDirectoryPath)
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invalidateOptionsMenu()
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}
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}
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}
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protected fun handleMenuItems(menu: Menu){
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menu.findItem(R.id.rename).isVisible = false
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if (usf_open){
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menu.findItem(R.id.external_open)?.isVisible = false
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}
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val noItemSelected = explorerAdapter.selectedItems.isEmpty()
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menu.findItem(R.id.sort).isVisible = noItemSelected
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menu.findItem(R.id.close).isVisible = noItemSelected
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if (noItemSelected){
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toolbar.navigationIcon = null
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} else {
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toolbar.setNavigationIcon(R.drawable.icon_arrow_back)
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if (explorerAdapter.selectedItems.size == 1) {
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menu.findItem(R.id.rename).isVisible = true
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if (usf_open && explorerElements[explorerAdapter.selectedItems[0]].isRegularFile) {
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menu.findItem(R.id.external_open)?.isVisible = true
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}
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}
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}
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}
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override fun onOptionsItemSelected(item: MenuItem): Boolean {
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return when (item.itemId) {
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android.R.id.home -> {
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unselectAll()
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true
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}
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R.id.sort -> {
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ColoredAlertDialogBuilder(this)
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.setTitle(R.string.sort_order)
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.setSingleChoiceItems(DialogSingleChoiceAdapter(this, sortOrderEntries), currentSortOrderIndex) { dialog, which ->
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currentSortOrderIndex = which
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setCurrentPath(currentDirectoryPath)
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dialog.dismiss()
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}
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.setNegativeButton(R.string.cancel, null)
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.show()
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true
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}
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R.id.rename -> {
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val dialogEditTextView = layoutInflater.inflate(R.layout.dialog_edit_text, null)
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val oldName = explorerElements[explorerAdapter.selectedItems[0]].name
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val dialogEditText = dialogEditTextView.findViewById<EditText>(R.id.dialog_edit_text)
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dialogEditText.setText(oldName)
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dialogEditText.selectAll()
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val dialog = ColoredAlertDialogBuilder(this)
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.setView(dialogEditTextView)
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.setTitle(R.string.rename_title)
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.setPositiveButton(R.string.ok) { _, _ ->
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val newName = dialogEditText.text.toString()
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rename(oldName, newName)
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}
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.setNegativeButton(R.string.cancel, null)
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.create()
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dialogEditText.setOnEditorActionListener { _, _, _ ->
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val newName = dialogEditText.text.toString()
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dialog.dismiss()
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rename(oldName, newName)
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true
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}
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dialog.window?.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE)
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dialog.show()
|
|
true
|
|
}
|
|
R.id.external_open -> {
|
|
if (usf_open){
|
|
openWithExternalApp(PathUtils.pathJoin(currentDirectoryPath, explorerElements[explorerAdapter.selectedItems[0]].name))
|
|
unselectAll()
|
|
}
|
|
true
|
|
}
|
|
R.id.close -> {
|
|
askCloseVolume()
|
|
true
|
|
}
|
|
else -> super.onOptionsItemSelected(item)
|
|
}
|
|
}
|
|
|
|
protected open fun closeVolumeOnUserExit() {
|
|
finish()
|
|
}
|
|
|
|
protected open fun closeVolumeOnDestroy() {
|
|
if (!gocryptfsVolume.isClosed()){
|
|
gocryptfsVolume.close()
|
|
}
|
|
RestrictedFileProvider.wipeAll(this) //additional security
|
|
}
|
|
|
|
override fun onDestroy() {
|
|
super.onDestroy()
|
|
if (!isChangingConfigurations) { //activity won't be recreated
|
|
closeVolumeOnDestroy()
|
|
}
|
|
}
|
|
|
|
override fun onPause() {
|
|
super.onPause()
|
|
if (!isChangingConfigurations){
|
|
if (isStartingActivity){
|
|
isStartingActivity = false
|
|
} else if (!usf_keep_open){
|
|
finish()
|
|
}
|
|
}
|
|
}
|
|
|
|
override fun onResume() {
|
|
super.onResume()
|
|
if (isCreating){
|
|
isCreating = false
|
|
} else {
|
|
if (gocryptfsVolume.isClosed()){
|
|
finish()
|
|
} else {
|
|
isStartingActivity = false
|
|
ExternalProvider.removeFiles(this)
|
|
setCurrentPath(currentDirectoryPath)
|
|
}
|
|
}
|
|
}
|
|
}
|