5 files changed, 344 insertions, 0 deletions

diff --git a/app/src/main/java/org/pacien/tincapp/activities/start/ConnectionStarter.kt b/app/src/main/java/org/pacien/tincapp/activities/start/ConnectionStarter.kt
new file mode 100644
index 0000000..9e7e59d
--- /dev/null
+++ b/app/src/main/java/org/pacien/tincapp/activities/start/ConnectionStarter.kt
@@ -0,0 +1,69 @@
+/*
+ * Tinc App, an Android binding and user interface for the tinc mesh VPN daemon
+ * Copyright (C) 2017-2018 Pacien TRAN-GIRARD
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package org.pacien.tincapp.activities.start
+
+import android.net.VpnService
+import android.support.v7.app.AlertDialog
+import kotlinx.android.synthetic.main.base.*
+import kotlinx.android.synthetic.main.dialog_decrypt_keys.view.*
+import org.pacien.tincapp.R
+import org.pacien.tincapp.service.TincVpnService
+import org.pacien.tincapp.utils.TincKeyring
+
+/**
+ * @author pacien
+ */
+class ConnectionStarter(private val parentActivity: StartActivity) {
+  private var netName: String? = null
+  private var passphrase: String? = null
+  private var displayStatus = false
+
+  fun displayStatus() = displayStatus
+
+  fun tryStart(netName: String? = null, passphrase: String? = null, displayStatus: Boolean? = null) {
+    if (netName != null) this.netName = netName
+    this.passphrase = passphrase
+    if (displayStatus != null) this.displayStatus = displayStatus
+
+    val permissionRequestIntent = VpnService.prepare(parentActivity)
+    if (permissionRequestIntent != null)
+      return parentActivity.startActivityForResult(permissionRequestIntent, parentActivity.permissionRequestCode)
+
+    if (TincKeyring.needsPassphrase(this.netName!!) && this.passphrase == null)
+      return askForPassphrase()
+
+    startVpn(this.netName!!, this.passphrase)
+  }
+
+  private fun askForPassphrase() {
+    val dialogView = parentActivity.layoutInflater.inflate(R.layout.dialog_decrypt_keys, parentActivity.main_content, false)
+
+    AlertDialog.Builder(parentActivity)
+      .setTitle(R.string.title_unlock_private_keys)
+      .setView(dialogView)
+      .setPositiveButton(R.string.action_unlock) { _, _ -> tryStart(passphrase = dialogView.passphrase.text.toString()) }
+      .setNegativeButton(R.string.action_cancel) { _, _ -> Unit }
+      .show()
+  }
+
+  private fun startVpn(netName: String, passphrase: String? = null) {
+    parentActivity.showConnectProgressDialog()
+    TincVpnService.connect(netName, passphrase)
+  }
+}
diff --git a/app/src/main/java/org/pacien/tincapp/activities/start/NetworkListFragment.kt b/app/src/main/java/org/pacien/tincapp/activities/start/NetworkListFragment.kt
new file mode 100644
index 0000000..f255f53
--- /dev/null
+++ b/app/src/main/java/org/pacien/tincapp/activities/start/NetworkListFragment.kt
@@ -0,0 +1,84 @@
+/*
+ * Tinc App, an Android binding and user interface for the tinc mesh VPN daemon
+ * Copyright (C) 2017-2018 Pacien TRAN-GIRARD
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package org.pacien.tincapp.activities.start
+
+import android.arch.lifecycle.Observer
+import android.os.Bundle
+import android.support.v4.app.Fragment
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.AdapterView
+import android.widget.ArrayAdapter
+import android.widget.TextView
+import kotlinx.android.synthetic.main.start_network_list.*
+import org.pacien.tincapp.R
+import org.pacien.tincapp.context.AppPaths
+import org.pacien.tincapp.extensions.hideBottomSeparator
+import org.pacien.tincapp.extensions.setElements
+
+/**
+ * @author pacien
+ */
+class NetworkListFragment : Fragment() {
+  private val appPaths = AppPaths
+  private val networkListViewModel by lazy { NetworkListViewModel() }
+  private val networkListAdapter by lazy { ArrayAdapter<String>(context, R.layout.start_network_list_item) }
+  var connectToNetworkAction = { _: String -> Unit }
+
+  override fun onCreate(savedInstanceState: Bundle?) {
+    super.onCreate(savedInstanceState)
+    networkListViewModel.networkList.observe(this, Observer { updateNetworkList(it.orEmpty()) })
+  }
+
+  override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
+    return inflater.inflate(R.layout.start_network_list, container, false)
+  }
+
+  override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+    val listHeaderView = layoutInflater.inflate(R.layout.start_network_list_header, start_network_list, false)
+    start_network_list.addHeaderView(listHeaderView, null, false)
+    start_network_list.hideBottomSeparator()
+    start_network_list.emptyView = start_network_list_placeholder
+    start_network_list.onItemClickListener = AdapterView.OnItemClickListener(this::onItemClick)
+    start_network_list.adapter = networkListAdapter
+  }
+
+  @Suppress("UNUSED_PARAMETER")
+  private fun onItemClick(parent: AdapterView<*>?, view: View?, position: Int, id: Long) = when (view) {
+    is TextView -> connectToNetworkAction(view.text.toString())
+    else -> Unit
+  }
+
+  private fun updateNetworkList(networks: List<String>) {
+    networkListAdapter.setElements(networks)
+    if (networks.isEmpty()) updatePlaceholder()
+  }
+
+  private fun updatePlaceholder() {
+    val placeholderTextResource = when (appPaths.storageAvailable()) {
+      true -> R.string.start_network_list_empty_none_found
+      false -> R.string.start_network_list_empty_storage_not_available
+    }
+
+    start_network_list_placeholder.post {
+      start_network_list_placeholder_text.text = getString(placeholderTextResource)
+    }
+  }
+}
diff --git a/app/src/main/java/org/pacien/tincapp/activities/start/NetworkListLiveData.kt b/app/src/main/java/org/pacien/tincapp/activities/start/NetworkListLiveData.kt
new file mode 100644
index 0000000..d0d39b8
--- /dev/null
+++ b/app/src/main/java/org/pacien/tincapp/activities/start/NetworkListLiveData.kt
@@ -0,0 +1,46 @@
+/*
+ * Tinc App, an Android binding and user interface for the tinc mesh VPN daemon
+ * Copyright (C) 2017-2018 Pacien TRAN-GIRARD
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package org.pacien.tincapp.activities.start
+
+import android.arch.lifecycle.LiveData
+import org.pacien.tincapp.context.AppPaths
+import java.util.*
+import kotlin.concurrent.timer
+
+/**
+ * @author pacien
+ */
+class NetworkListLiveData : LiveData<List<String>>() {
+  private val updateInterval = 2 * 1000L // in milliseconds
+  private val appPaths = AppPaths
+  private lateinit var updateTimer: Timer