From a2bfd75dee9b4952771a66c555ba1d920a072ae9 Mon Sep 17 00:00:00 2001
From: Pacien TRAN-GIRARD
Date: Tue, 11 Jul 2017 14:49:08 +0200
Subject: Implement create and join network dialogs + refactoring

---
 .../java/org/pacien/tincapp/extensions/Android.kt  | 24 ++++++++++
 .../tincapp/extensions/ApacheConfiguration.kt      | 16 +++++++
 .../java/org/pacien/tincapp/extensions/Java.kt     | 18 ++++++++
 .../pacien/tincapp/extensions/VpnServiceBuilder.kt | 51 ++++++++++++++++++++++
 4 files changed, 109 insertions(+)
 create mode 100644 app/src/main/java/org/pacien/tincapp/extensions/Android.kt
 create mode 100644 app/src/main/java/org/pacien/tincapp/extensions/ApacheConfiguration.kt
 create mode 100644 app/src/main/java/org/pacien/tincapp/extensions/Java.kt
 create mode 100644 app/src/main/java/org/pacien/tincapp/extensions/VpnServiceBuilder.kt

(limited to 'app/src/main/java/org/pacien/tincapp/extensions')

diff --git a/app/src/main/java/org/pacien/tincapp/extensions/Android.kt b/app/src/main/java/org/pacien/tincapp/extensions/Android.kt
new file mode 100644
index 0000000..f10c4c7
--- /dev/null
+++ b/app/src/main/java/org/pacien/tincapp/extensions/Android.kt
@@ -0,0 +1,24 @@
+package org.pacien.tincapp.extensions
+
+import android.widget.ArrayAdapter
+import android.widget.TextView
+import org.pacien.tincapp.R
+import org.pacien.tincapp.context.App
+
+/**
+ * @author pacien
+ */
+object Android {
+
+    fun <T> ArrayAdapter<T>.setElements(elems: Collection<T>) {
+        setNotifyOnChange(false)
+        clear()
+        addAll(elems)
+        notifyDataSetChanged()
+        setNotifyOnChange(true)
+    }
+
+    fun TextView.setText(list: List<String>) =
+            if (list.isNotEmpty()) text = list.joinToString("\n") else text = App.getContext().getString(R.string.value_none)
+
+}
diff --git a/app/src/main/java/org/pacien/tincapp/extensions/ApacheConfiguration.kt b/app/src/main/java/org/pacien/tincapp/extensions/ApacheConfiguration.kt
new file mode 100644
index 0000000..eb4bb47
--- /dev/null
+++ b/app/src/main/java/org/pacien/tincapp/extensions/ApacheConfiguration.kt
@@ -0,0 +1,16 @@
+package org.pacien.tincapp.extensions
+
+
+import org.apache.commons.configuration2.Configuration
+import org.pacien.tincapp.data.CidrAddress
+
+/**
+ * @author pacien
+ */
+object ApacheConfiguration {
+
+    fun Configuration.getStringList(key: String): List<String> = getList(String::class.java, key, emptyList())
+    fun Configuration.getCidrList(key: String): List<CidrAddress> = getStringList(key).map { CidrAddress.fromSlashSeparated(it) }
+    fun Configuration.getIntList(key: String): List<Int> = getList(Int::class.java, key, emptyList())
+
+}
diff --git a/app/src/main/java/org/pacien/tincapp/extensions/Java.kt b/app/src/main/java/org/pacien/tincapp/extensions/Java.kt
new file mode 100644
index 0000000..af3c1af
--- /dev/null
+++ b/app/src/main/java/org/pacien/tincapp/extensions/Java.kt
@@ -0,0 +1,18 @@
+package org.pacien.tincapp.extensions
+
+import java8.util.concurrent.CompletableFuture
+
+/**
+ * @author pacien
+ */
+object Java {
+
+    fun <T> CompletableFuture<T>.exceptionallyAccept(fn: (Throwable) -> Unit) = exceptionally { fn(it); null }!!
+
+    fun <A, R> applyIgnoringException(f: (A) -> R, x: A, alt: R? = null) = try {
+        f(x)
+    } catch (_: Exception) {
+        alt
+    }
+
+}
diff --git a/app/src/main/java/org/pacien/tincapp/extensions/VpnServiceBuilder.kt b/app/src/main/java/org/pacien/tincapp/extensions/VpnServiceBuilder.kt
new file mode 100644
index 0000000..870668a
--- /dev/null
+++ b/app/src/main/java/org/pacien/tincapp/extensions/VpnServiceBuilder.kt
@@ -0,0 +1,51 @@
+package org.pacien.tincapp.extensions
+
+import android.net.VpnService
+import org.pacien.tincapp.data.CidrAddress
+import org.pacien.tincapp.data.VpnInterfaceConfiguration
+import org.pacien.tincapp.extensions.Java.applyIgnoringException
+
+/**
+ * @author pacien
+ */
+object VpnServiceBuilder {
+
+    fun VpnService.Builder.addAddress(cidr: CidrAddress): VpnService.Builder = addAddress(cidr.address, cidr.prefix)
+    fun VpnService.Builder.addRoute(cidr: CidrAddress): VpnService.Builder = addRoute(cidr.address, cidr.prefix)
+    fun VpnService.Builder.allowBypass(allow: Boolean): VpnService.Builder = if (allow) allowBypass() else this
+    fun VpnService.Builder.overrideMtu(mtu: Int?): VpnService.Builder = if (mtu != null) setMtu(mtu) else this
+
+    fun VpnService.Builder.addAddresses(cidrList: List<CidrAddress>): VpnService.Builder =
+            cidrList.fold(this, { net, cidr -> net.addAddress(cidr) })
+
+    fun VpnService.Builder.addRoutes(cidrList: List<CidrAddress>): VpnService.Builder =
+            cidrList.fold(this, { net, cidr -> net.addRoute(cidr) })
+
+    fun VpnService.Builder.addDnsServers(dnsList: List<String>): VpnService.Builder =
+            dnsList.fold(this, { net, dns -> net.addDnsServer(dns) })
+
+    fun VpnService.Builder.addSearchDomains(domainList: List<String>): VpnService.Builder =
+            domainList.fold(this, { net, domain -> net.addSearchDomain(domain) })
+
+    fun VpnService.Builder.allowFamilies(familyList: List<Int>): VpnService.Builder =
+            familyList.fold(this, { net, family -> net.allowFamily(family) })
+
+    fun VpnService.Builder.addAllowedApplications(apps: List<String>): VpnService.Builder =
+            apps.fold(this, { net, app -> applyIgnoringException(net::addAllowedApplication, app, net)!! })
+
+    fun VpnService.Builder.addDisallowedApplications(apps: List<String>): VpnService.Builder =
+            apps.fold(this, { net, app -> applyIgnoringException(net::addDisallowedApplication, app, net)!! })
+
+    fun VpnService.Builder.applyCfg(cfg: VpnInterfaceConfiguration): VpnService.Builder = this
+            .addAddresses(cfg.addresses)
+            .addRoutes(cfg.routes)
+            .addDnsServers(cfg.dnsServers)
+            .addSearchDomains(cfg.searchDomains)
+            .addAllowedApplications(cfg.allowedApplications)
+            .addDisallowedApplications(cfg.disallowedApplications)
+            .allowFamilies(cfg.allowedFamilies)
+            .allowBypass(cfg.allowBypass)
+            .setBlocking(cfg.blocking)
+            .overrideMtu(cfg.mtu)
+
+}
-- 
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