From 9acad2abf68b64d3ca70b5263a72dfe3d5ff0081 Mon Sep 17 00:00:00 2001
From: Aditya Wasan <adityawasan55@gmail.com>
Date: Wed, 13 Nov 2019 00:55:56 +0530
Subject: Convert java files to kotlin (#570)

* Break SshKeyGen into multiple files

* Use tinted material button

* Convert PasswordStore to kotlin

* Remove SshKeyGen

* Remove explicit imports and other tweaks

Signed-off-by: Aditya Wasan <adityawasan55@gmail.com>
---
 .../com/zeapo/pwdstore/sshkeygen/SshKeygenTask.kt  | 77 ++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 app/src/main/java/com/zeapo/pwdstore/sshkeygen/SshKeygenTask.kt

(limited to 'app/src/main/java/com/zeapo/pwdstore/sshkeygen/SshKeygenTask.kt')

diff --git a/app/src/main/java/com/zeapo/pwdstore/sshkeygen/SshKeygenTask.kt b/app/src/main/java/com/zeapo/pwdstore/sshkeygen/SshKeygenTask.kt
new file mode 100644
index 00000000..194d1023
--- /dev/null
+++ b/app/src/main/java/com/zeapo/pwdstore/sshkeygen/SshKeygenTask.kt
@@ -0,0 +1,77 @@
+/*
+ * Copyright © 2014-2019 The Android Password Store Authors. All Rights Reserved.
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+package com.zeapo.pwdstore.sshkeygen
+
+import android.app.ProgressDialog
+import android.os.AsyncTask
+import android.widget.Toast
+import androidx.appcompat.app.AppCompatActivity
+import androidx.fragment.app.DialogFragment
+import androidx.preference.PreferenceManager
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import com.jcraft.jsch.JSch
+import com.jcraft.jsch.KeyPair
+import com.zeapo.pwdstore.R
+import java.io.File
+import java.io.FileOutputStream
+import java.lang.ref.WeakReference
+
+class KeyGenerateTask(activity: AppCompatActivity) : AsyncTask<String?, Void?, Exception?>() {
+    private var pd: ProgressDialog? = null
+    private val weakReference = WeakReference(activity)
+    override fun onPreExecute() {
+        super.onPreExecute()
+        pd = ProgressDialog.show(weakReference.get(), "", "Generating keys")
+    }
+
+    override fun doInBackground(vararg strings: String?): Exception? {
+        val length = strings[0]?.toInt()
+        val passphrase = strings[1]
+        val comment = strings[2]
+        val jsch = JSch()
+        try {
+            val kp = length?.let { KeyPair.genKeyPair(jsch, KeyPair.RSA, it) }
+            var file = File(weakReference.get()!!.filesDir.toString() + "/.ssh_key")
+            var out = FileOutputStream(file, false)
+            if (passphrase?.isNotEmpty()!!) {
+                kp?.writePrivateKey(out, passphrase.toByteArray())
+            } else {
+                kp?.writePrivateKey(out)
+            }
+            file = File(weakReference.get()!!.filesDir.toString() + "/.ssh_key.pub")
+            out = FileOutputStream(file, false)
+            kp?.writePublicKey(out, comment)
+            return null
+        } catch (e: Exception) {
+            e.printStackTrace()
+            return e
+        }
+    }
+
+    override fun onPostExecute(e: Exception?) {
+        super.onPostExecute(e)
+        val activity = weakReference.get()
+        if (activity is AppCompatActivity) {
+            pd!!.dismiss()
+            if (e == null) {
+                Toast.makeText(activity, "SSH-key generated", Toast.LENGTH_LONG).show()
+                val df: DialogFragment = ShowSshKeyFragment()
+                df.show(activity.supportFragmentManager, "public_key")
+                val prefs = PreferenceManager.getDefaultSharedPreferences(weakReference.get())
+                val editor = prefs.edit()
+                editor.putBoolean("use_generated_key", true)
+                editor.apply()
+            } else {
+                MaterialAlertDialogBuilder(weakReference.get())
+                        .setTitle(activity.getString(R.string.error_generate_ssh_key))
+                        .setMessage(activity.getString(R.string.ssh_key_error_dialog_text) + e.message)
+                        .setPositiveButton(activity.getString(R.string.dialog_ok), null)
+                        .show()
+            }
+        } else {
+            // TODO: When activity is destroyed
+        }
+    }
+}
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