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/*
* Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
* SPDX-License-Identifier: GPL-3.0-only
*/
package com.zeapo.pwdstore
import android.Manifest
import android.content.Intent
import android.os.Bundle
import androidx.activity.result.contract.ActivityResultContracts.RequestPermission
import androidx.activity.result.contract.ActivityResultContracts.StartActivityForResult
import androidx.appcompat.app.AppCompatActivity
import androidx.core.content.edit
import com.github.ajalt.timberkt.d
import com.github.michaelbull.result.onFailure
import com.github.michaelbull.result.runCatching
import com.google.android.material.dialog.MaterialAlertDialogBuilder
import com.zeapo.pwdstore.databinding.ActivityOnboardingBinding
import com.zeapo.pwdstore.git.BaseGitActivity
import com.zeapo.pwdstore.git.GitServerConfigActivity
import com.zeapo.pwdstore.utils.PasswordRepository
import com.zeapo.pwdstore.utils.PreferenceKeys
import com.zeapo.pwdstore.utils.isPermissionGranted
import com.zeapo.pwdstore.utils.getString
import com.zeapo.pwdstore.utils.listFilesRecursively
import com.zeapo.pwdstore.utils.sharedPrefs
import com.zeapo.pwdstore.utils.viewBinding
import java.io.File
class OnboardingActivity : AppCompatActivity() {
private val binding by viewBinding(ActivityOnboardingBinding::inflate)
private val settings by lazy { applicationContext.sharedPrefs }
private val sortOrder: PasswordRepository.PasswordSortOrder
get() = PasswordRepository.PasswordSortOrder.getSortOrder(settings)
private val cloneAction = registerForActivityResult(StartActivityForResult()) { result ->
if (result.resultCode == RESULT_OK) {
settings.edit { putBoolean(PreferenceKeys.REPOSITORY_INITIALIZED, true) }
finish()
}
}
private val repositoryInitAction = registerForActivityResult(StartActivityForResult()) { result ->
if (result.resultCode == RESULT_OK) {
initializeRepositoryInfo()
finish()
}
}
private val externalDirectorySelectAction = registerForActivityResult(StartActivityForResult()) { result ->
if (result.resultCode == RESULT_OK) {
if (checkExternalDirectory()) {
finish()
} else {
createRepository()
}
}
}
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
supportActionBar?.hide()
setContentView(binding.root)
binding.settingsButton.setOnClickListener {
startActivity(Intent(this, UserPreference::class.java))
}
binding.localDirectoryButton.setOnClickListener {
MaterialAlertDialogBuilder(this)
.setTitle(resources.getString(R.string.location_dialog_title))
.setMessage(resources.getString(R.string.location_dialog_create_text))
.setPositiveButton(resources.getString(R.string.location_hidden)) { _, _ ->
createRepoInHiddenDir()
}
.setNegativeButton(resources.getString(R.string.location_sdcard)) { _, _ ->
createRepoFromExternalDir()
}
.show()
}
binding.cloneFromServerButton.setOnClickListener {
cloneToHiddenDir()
}
}
override fun onBackPressed() {
finishAffinity()
}
/**
* Clones a remote Git repository to the app's private directory
*/
private fun cloneToHiddenDir() {
settings.edit { putBoolean(PreferenceKeys.GIT_EXTERNAL, false) }
cloneAction.launch(Intent(this, GitServerConfigActivity::class.java).apply {
putExtra(BaseGitActivity.REQUEST_ARG_OP, BaseGitActivity.REQUEST_CLONE)
})
}
/**
* Initializes an empty repository in the app's private directory
*/
private fun createRepoInHiddenDir() {
settings.edit {
putBoolean(PreferenceKeys.GIT_EXTERNAL, false)
remove(PreferenceKeys.GIT_EXTERNAL_REPO)
}
initializeRepositoryInfo()
finish()
}
/**
* Initializes an empty repository in a selected directory if one does not already exist
*/
private fun createRepoFromExternalDir() {
settings.edit { putBoolean(PreferenceKeys.GIT_EXTERNAL, true) }
val externalRepo = settings.getString(PreferenceKeys.GIT_EXTERNAL_REPO)
if (externalRepo == null) {
if (!isPermissionGranted(Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
registerForActivityResult(RequestPermission()) { granted ->
if (granted) {
externalDirectorySelectAction.launch(UserPreference.createDirectorySelectionIntent(this))
}
}.launch(Manifest.permission.WRITE_EXTERNAL_STORAGE)
}
} else {
MaterialAlertDialogBuilder(this)
.setTitle(resources.getString(R.string.directory_selected_title))
.setMessage(resources.getString(R.string.directory_selected_message, externalRepo))
.setPositiveButton(resources.getString(R.string.use)) { _, _ ->
if (!isPermissionGranted(Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
registerForActivityResult(RequestPermission()) { granted ->
if (granted) {
initializeRepositoryInfo()
}
}.launch(Manifest.permission.WRITE_EXTERNAL_STORAGE)
} else {
initializeRepositoryInfo()
}
}
.setNegativeButton(resources.getString(R.string.change)) { _, _ ->
if (!isPermissionGranted(Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
registerForActivityResult(RequestPermission()) { granted ->
if (granted) {
repositoryInitAction.launch(UserPreference.createDirectorySelectionIntent(this))
}
}.launch(Manifest.permission.WRITE_EXTERNAL_STORAGE)
} else {
repositoryInitAction.launch(UserPreference.createDirectorySelectionIntent(this))
}
}
.show()
}
}
private fun checkExternalDirectory(): Boolean {
if (settings.getBoolean(PreferenceKeys.GIT_EXTERNAL, false) &&
settings.getString(PreferenceKeys.GIT_EXTERNAL_REPO) != null) {
val externalRepoPath = settings.getString(PreferenceKeys.GIT_EXTERNAL_REPO)
val dir = externalRepoPath?.let { File(it) }
if (dir != null && // The directory could be opened
dir.exists() && // The directory exists
dir.isDirectory && // The directory, is really a directory
dir.listFilesRecursively().isNotEmpty() && // The directory contains files
// The directory contains a non-zero number of password files
PasswordRepository.getPasswords(dir, PasswordRepository.getRepositoryDirectory(), sortOrder).isNotEmpty()
) {
PasswordRepository.closeRepository()
return true
}
}
return false
}
private fun createRepository() {
val localDir = PasswordRepository.getRepositoryDirectory()
runCatching {
check(localDir.exists() || localDir.mkdir()) { "Failed to create directory!" }
PasswordRepository.createRepository(localDir)
if (!PasswordRepository.isInitialized) {
PasswordRepository.initialize()
}
if (File(localDir.absolutePath + "/.gpg-id").createNewFile()) {
settings.edit { putBoolean(PreferenceKeys.REPOSITORY_INITIALIZED, true) }
} else {
throw IllegalStateException("Failed to initialize repository state.")
}
}.onFailure { e ->
e.printStackTrace()
if (!localDir.delete()) {
d { "Failed to delete local repository: $localDir" }
}
}
}
private fun initializeRepositoryInfo() {
val externalRepo = settings.getBoolean(PreferenceKeys.GIT_EXTERNAL, false)
val externalRepoPath = settings.getString(PreferenceKeys.GIT_EXTERNAL_REPO)
if (externalRepo && !isPermissionGranted(Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
return
}
if (externalRepo && externalRepoPath != null) {
if (checkExternalDirectory()) return
}
createRepository()
}
}
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