first commit

48 files changed, 1380 insertions, 0 deletions

diff --git a/AndroidClient/AmbientNotifications.iml b/AndroidClient/AmbientNotifications.iml
new file mode 100644
index 0000000..2a02201
--- /dev/null
+++ b/AndroidClient/AmbientNotifications.iml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module external.linked.project.path="$MODULE_DIR$" external.root.project.path="$MODULE_DIR$" external.system.id="GRADLE" type="JAVA_MODULE" version="4">
+  <component name="FacetManager">
+    <facet type="java-gradle" name="Java-Gradle">
+      <configuration>
+        <option name="BUILD_FOLDER_PATH" value="$MODULE_DIR$/build" />
+      </configuration>
+    </facet>
+  </component>
+  <component name="NewModuleRootManager" inherit-compiler-output="false">
+    <output url="file://$MODULE_DIR$/build/classes/main" />
+    <output-test url="file://$MODULE_DIR$/build/classes/test" />
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/.gradle" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
+
diff --git a/AndroidClient/README.md b/AndroidClient/README.md
new file mode 100644
index 0000000..9a64db7
--- /dev/null
+++ b/AndroidClient/README.md
@@ -0,0 +1 @@
+Based on [AmbientNotifications-Arduino](https://github.com/cle1994/AmbientNotifications) by Christian Le.
diff --git a/AndroidClient/app/.gitignore b/AndroidClient/app/.gitignore
new file mode 100644
index 0000000..796b96d
--- /dev/null
+++ b/AndroidClient/app/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/AndroidClient/app/app.iml b/AndroidClient/app/app.iml
new file mode 100644
index 0000000..4bffb70
--- /dev/null
+++ b/AndroidClient/app/app.iml
@@ -0,0 +1,91 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module external.linked.project.path="$MODULE_DIR$" external.root.project.path="$MODULE_DIR$/.." external.system.id="GRADLE" type="JAVA_MODULE" version="4">
+  <component name="FacetManager">
+    <facet type="android-gradle" name="Android-Gradle">
+      <configuration>
+        <option name="GRADLE_PROJECT_PATH" value=":app" />
+      </configuration>
+    </facet>
+    <facet type="android" name="Android">
+      <configuration>
+        <option name="SELECTED_BUILD_VARIANT" value="debug" />
+        <option name="ASSEMBLE_TASK_NAME" value="assembleDebug" />
+        <option name="COMPILE_JAVA_TASK_NAME" value="compileDebugSources" />
+        <option name="ASSEMBLE_TEST_TASK_NAME" value="assembleDebugTest" />
+        <option name="SOURCE_GEN_TASK_NAME" value="generateDebugSources" />
+        <option name="TEST_SOURCE_GEN_TASK_NAME" value="generateDebugTestSources" />
+        <option name="ALLOW_USER_CONFIGURATION" value="false" />
+        <option name="MANIFEST_FILE_RELATIVE_PATH" value="/src/main/AndroidManifest.xml" />
+        <option name="RES_FOLDER_RELATIVE_PATH" value="/src/main/res" />
+        <option name="RES_FOLDERS_RELATIVE_PATH" value="file://$MODULE_DIR$/src/main/res" />
+        <option name="ASSETS_FOLDER_RELATIVE_PATH" value="/src/main/assets" />
+      </configuration>
+    </facet>
+  </component>
+  <component name="NewModuleRootManager" inherit-compiler-output="false">
+    <output url="file://$MODULE_DIR$/build/intermediates/classes/debug" />
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/r/debug" isTestSource="false" generated="true" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/aidl/debug" isTestSource="false" generated="true" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/buildConfig/debug" isTestSource="false" generated="true" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/rs/debug" isTestSource="false" generated="true" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/rs/debug" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/generated/debug" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/r/test/debug" isTestSource="true" generated="true" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/aidl/test/debug" isTestSource="true" generated="true" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/buildConfig/test/debug" isTestSource="true" generated="true" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/source/rs/test/debug" isTestSource="true" generated="true" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/rs/test/debug" type="java-test-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/generated/test/debug" type="java-test-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/debug/res" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/debug/resources" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/debug/assets" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/debug/aidl" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/debug/java" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/debug/jni" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/debug/rs" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/res" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/assets" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/aidl" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/jni" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/rs" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/res" type="java-test-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/resources" type="java-test-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/assets" type="java-test-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/aidl" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/java" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/jni" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/rs" isTestSource="true" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/assets" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/bundles" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/classes" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/coverage-instrumented-classes" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/dependency-cache" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/dex" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/dex-cache" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/jacoco" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/javaResources" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/libs" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/lint" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/manifests" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/ndk" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/pre-dexed" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/proguard" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/res" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/rs" />
+      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/symbols" />
+      <excludeFolder url="file://$MODULE_DIR$/build/outputs" />
+      <excludeFolder url="file://$MODULE_DIR$/build/tmp" />
+    </content>
+    <orderEntry type="jdk" jdkName="Android API 21 Platform" jdkType="Android SDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" exported="" name="support-annotations-21.0.2" level="project" />
+    <orderEntry type="library" exported="" name="support-v4-21.0.2" level="project" />
+    <orderEntry type="library" exported="" name="appcompat-v7-21.0.2" level="project" />
+  </component>
+</module>
+
diff --git a/AndroidClient/app/build.gradle b/AndroidClient/app/build.gradle
new file mode 100644
index 0000000..c69adc5
--- /dev/null
+++ b/AndroidClient/app/build.gradle
@@ -0,0 +1,28 @@
+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 21
+    buildToolsVersion "21"
+
+    defaultConfig {
+        applicationId "winter.snowman.notifications"
+        minSdkVersion 19
+        targetSdkVersion 21
+        versionCode 1
+        versionName "1.0"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+    lintOptions {
+        abortOnError false
+    }
+}
+
+dependencies {
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+    compile 'com.android.support:appcompat-v7:21.0.2'
+}
diff --git a/AndroidClient/app/proguard-rules.pro b/AndroidClient/app/proguard-rules.pro
new file mode 100644
index 0000000..22d7812
--- /dev/null
+++ b/AndroidClient/app/proguard-rules.pro
@@ -0,0 +1,17 @@
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in /Users/christian/Library/Android/sdk/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
diff --git a/AndroidClient/app/src/main/AndroidManifest.xml b/AndroidClient/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..a6014da
--- /dev/null
+++ b/AndroidClient/app/src/main/AndroidManifest.xml
@@ -0,0 +1,34 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="winter.snowman.notifications">
+
+    <uses-permission android:name="android.permission.INTERNET"/>
+
+    <application android:allowBackup="true"
+        android:label="@string/app_name"
+        android:icon="@drawable/ic_launcher"
+        android:theme="@style/AppTheme">
+
+        <activity android:name=".WebViewActivity"
+            android:label="@string/app_name"
+            android:screenOrientation="portrait"
+            android:configChanges="orientation|keyboardHidden" >
+
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER"/>
+            </intent-filter>
+
+        </activity>
+
+        <service android:name=".NotifListenerService"
+            android:label="@string/app_name"
+            android:permission="android.permission.BIND_NOTIFICATION_LISTENER_SERVICE" >
+            <intent-filter>
+                <action android:name="android.service.notification.NotificationListenerService" />
+            </intent-filter>
+
+        </service>
+
+    </application>
+
+</manifest>
diff --git a/AndroidClient/app/src/main/ic_launcher-web.png b/AndroidClient/app/src/main/ic_launcher-web.png
new file mode 100644
index 0000000..ff6dc63
--- /dev/null
+++ b/AndroidClient/app/src/main/ic_launcher-web.png
diff --git a/AndroidClient/app/src/main/java/winter/snowman/notifications/NotifListenerService.java b/AndroidClient/app/src/main/java/winter/snowman/notifications/NotifListenerService.java
new file mode 100644
index 0000000..dde3d1f
--- /dev/null
+++ b/AndroidClient/app/src/main/java/winter/snowman/notifications/NotifListenerService.java
@@ -0,0 +1,129 @@
+package winter.snowman.notifications;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.service.notification.NotificationListenerService;
+import android.service.notification.StatusBarNotification;
+import android.util.Log;
+
+import java.net.URL;
+import java.io.InputStream;
+import java.io.BufferedInputStream;
+import java.net.URLConnection;
+import java.net.HttpURLConnection;
+
+/**
+ * Created by christian on 1/1/15.
+ */
+public class NotifListenerService extends NotificationListenerService {
+    private String TAG = this.getClass().getSimpleName();
+
+    private NotifListenerServiceReceiver notifListenerServiceReceiver;
+
+    @Override
+    public void onCreate() {
+        super.onCreate();
+        notifListenerServiceReceiver = new NotifListenerServiceReceiver();
+
+        IntentFilter filter = new IntentFilter();
+        filter.addAction("com.cle.ambientnotifications.NOTIFICATION_LISTENER_SERVICE");
+        registerReceiver(notifListenerServiceReceiver, filter);
+
+        Log.d(TAG, "NotifListenerService is running");
+    }
+
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+        unregisterReceiver(notifListenerServiceReceiver);
+    }
+
+    private void notificationOff() {
+        Log.i(TAG, "**********  notification off");
+        URL url;
+        HttpURLConnection urlConnection;
+        try {
+            url = new URL("http://snowman/api?led2=clear");
+            urlConnection = (HttpURLConnection) url.openConnection();
+        } catch (Exception e) {
+            e.printStackTrace();
+            return; 
+        }
+        try {
+            InputStream in = new BufferedInputStream(urlConnection.getInputStream());
+        } catch (Exception e) {
+            e.printStackTrace();
+        } finally {
+            urlConnection.disconnect();
+        }
+    }
+
+    private void notificationOn() {
+        Log.i(TAG, "**********  notification on");
+        URL url;
+        HttpURLConnection urlConnection;
+        try {
+            url = new URL("http://snowman/api?led2=blink");
+            urlConnection = (HttpURLConnection) url.openConnection();
+        } catch (Exception e) {
+            e.printStackTrace();
+            return; 
+        }
+        try {
+            InputStream in = new BufferedInputStream(urlConnection.getInputStream());
+        } catch (Exception e) {
+            e.printStackTrace();
+        } finally {
+            urlConnection.disconnect();
+        }
+    }
+
+    @Override
+    public void onNotificationPosted(StatusBarNotification notif) {
+        Log.i(TAG, "**********  onNotificationPosted");
+        Log.i(TAG,"ID :" + notif.getId() + "t" + notif.getNotification().tickerText +
+                "t" + notif.getPackageName());
+        notificationOn();
+    }
+
+    @Override
+    public void onNotificationRemoved(StatusBarNotification notif) {
+        Log.i(TAG, "**********  onNotificationRemoved");
+        Log.i(TAG,"ID :" + notif.getId() + "t" + notif.getNotification().tickerText +
+                "t" + notif.getPackageName());
+        notificationOff();
+    };
+
+    class NotifListenerServiceReceiver extends BroadcastReceiver {
+
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            if (intent.getStringExtra("command").equals("clearall")) {
+                NotifListenerService.this.cancelAllNotifications();
+            } else if (intent.getStringExtra("command").equals("list")) {
+                Log.d(TAG, "command received");
+
+                Intent i = new Intent("com.cle.ambientnotifications.NOTIFICATION_LISTENER");
+                i.putExtra("notification_event", "=========");
+                sendBroadcast(i);
+
+                int counter = 1;
+                for (StatusBarNotification notif : NotifListenerService.this.getActiveNotifications()) {
+                    Intent notifIntent =
+                            new Intent("com.cle.ambientnotifications.NOTIFICATION_LISTENER");
+                    notifIntent.putExtra("notification_event", counter + " " +
+                            notif.getPackageName() + "\n");
+                    sendBroadcast(notifIntent);
+                    counter += 1;
+                }
+
+                Intent listIntent =
+                        new Intent("com.cle.ambientnotifications.NOTIFICATION_LISTENER");
+                listIntent.putExtra("notification_event", "==== Notification List ====");
+                sendBroadcast(listIntent);
+            }
+        }
+    }
+}
diff --git a/AndroidClient/app/src/main/java/winter/snowman/notifications/WebViewActivity.java b/AndroidClient/app/src/main/java/winter/snowman/notifications/WebViewActivity.java
new file mode 100644
index 0000000..0618fd2
--- /dev/null
+++ b/AndroidClient/app/src/main/java/winter/snowman/notifications/WebViewActivity.java
@@ -0,0 +1,17 @@
+package winter.snowman.notifications;
+
+import android.app.Activity;
+import android.webkit.WebView;
+import android.os.Bundle;
+
+public class WebViewActivity extends Activity {
+
+    private WebView webView;
+
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.main);
+        webView = (WebView) findViewById(R.id.webView);
+        webView.loadUrl("http://snowman");
+    }
+}
diff --git a/AndroidClient/app/src/main/res/drawable-hdpi/apptheme_scrubber_control_disabled_holo.png b/AndroidClient/app/src/main/res/drawable-hdpi/apptheme_scrubber_control_disabled_holo.png
new file mode 100755
index 0000000..a1acbb5
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-hdpi/apptheme_scrubber_control_disabled_holo.png
diff --git a/AndroidClient/app/src/main/res/drawable-hdpi/apptheme_scrubber_control_focused_holo.png b/AndroidClient/app/src/main/res/drawable-hdpi/apptheme_scrubber_control_focused_holo.png
new file mode 100755
index 0000000..1b75394
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-hdpi/apptheme_scrubber_control_focused_holo.png
diff --git a/AndroidClient/app/src/main/res/drawable-hdpi/apptheme_scrubber_control_normal_holo.png b/AndroidClient/app/src/main/res/drawable-hdpi/apptheme_scrubber_control_normal_holo.png
new file mode 100755
index 0000000..4900d70
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-hdpi/apptheme_scrubber_control_normal_holo.png
diff --git a/AndroidClient/app/src/main/res/drawable-hdpi/apptheme_scrubber_control_pressed_holo.png b/AndroidClient/app/src/main/res/drawable-hdpi/apptheme_scrubber_control_pressed_holo.png
new file mode 100755
index 0000000..7469c47
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-hdpi/apptheme_scrubber_control_pressed_holo.png
diff --git a/AndroidClient/app/src/main/res/drawable-hdpi/ic_launcher.png b/AndroidClient/app/src/main/res/drawable-hdpi/ic_launcher.png
new file mode 100644
index 0000000..00bc047
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-hdpi/ic_launcher.png
diff --git a/AndroidClient/app/src/main/res/drawable-mdpi/apptheme_scrubber_control_disabled_holo.png b/AndroidClient/app/src/main/res/drawable-mdpi/apptheme_scrubber_control_disabled_holo.png
new file mode 100755
index 0000000..00bc047
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-mdpi/apptheme_scrubber_control_disabled_holo.png
diff --git a/AndroidClient/app/src/main/res/drawable-mdpi/apptheme_scrubber_control_focused_holo.png b/AndroidClient/app/src/main/res/drawable-mdpi/apptheme_scrubber_control_focused_holo.png
new file mode 100755
index 0000000..00bc047
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-mdpi/apptheme_scrubber_control_focused_holo.png
diff --git a/AndroidClient/app/src/main/res/drawable-mdpi/apptheme_scrubber_control_normal_holo.png b/AndroidClient/app/src/main/res/drawable-mdpi/apptheme_scrubber_control_normal_holo.png
new file mode 100755
index 0000000..31abfb5
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-mdpi/apptheme_scrubber_control_normal_holo.png
diff --git a/AndroidClient/app/src/main/res/drawable-mdpi/apptheme_scrubber_control_pressed_holo.png b/AndroidClient/app/src/main/res/drawable-mdpi/apptheme_scrubber_control_pressed_holo.png
new file mode 100755
index 0000000..a296f4c
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-mdpi/apptheme_scrubber_control_pressed_holo.png
diff --git a/AndroidClient/app/src/main/res/drawable-mdpi/ic_launcher.png b/AndroidClient/app/src/main/res/drawable-mdpi/ic_launcher.png
new file mode 100644
index 0000000..2067e78
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-mdpi/ic_launcher.png
diff --git a/AndroidClient/app/src/main/res/drawable-xhdpi/apptheme_scrubber_control_disabled_holo.png b/AndroidClient/app/src/main/res/drawable-xhdpi/apptheme_scrubber_control_disabled_holo.png
new file mode 100755
index 0000000..00bc047
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-xhdpi/apptheme_scrubber_control_disabled_holo.png
diff --git a/AndroidClient/app/src/main/res/drawable-xhdpi/apptheme_scrubber_control_focused_holo.png b/AndroidClient/app/src/main/res/drawable-xhdpi/apptheme_scrubber_control_focused_holo.png
new file mode 100755
index 0000000..2f38b65
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-xhdpi/apptheme_scrubber_control_focused_holo.png
diff --git a/AndroidClient/app/src/main/res/drawable-xhdpi/apptheme_scrubber_control_normal_holo.png b/AndroidClient/app/src/main/res/drawable-xhdpi/apptheme_scrubber_control_normal_holo.png
new file mode 100755
index 0000000..af951cb
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-xhdpi/apptheme_scrubber_control_normal_holo.png
diff --git a/AndroidClient/app/src/main/res/drawable-xhdpi/apptheme_scrubber_control_pressed_holo.png b/AndroidClient/app/src/main/res/drawable-xhdpi/apptheme_scrubber_control_pressed_holo.png
new file mode 100755
index 0000000..00bc047
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-xhdpi/apptheme_scrubber_control_pressed_holo.png
diff --git a/AndroidClient/app/src/main/res/drawable-xhdpi/ic_launcher.png b/AndroidClient/app/src/main/res/drawable-xhdpi/ic_launcher.png
new file mode 100644
index 0000000..00bc047
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-xhdpi/ic_launcher.png
diff --git a/AndroidClient/app/src/main/res/drawable-xxhdpi/apptheme_scrubber_control_disabled_holo.png b/AndroidClient/app/src/main/res/drawable-xxhdpi/apptheme_scrubber_control_disabled_holo.png
new file mode 100755
index 0000000..a64250e
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-xxhdpi/apptheme_scrubber_control_disabled_holo.png
diff --git a/AndroidClient/app/src/main/res/drawable-xxhdpi/apptheme_scrubber_control_focused_holo.png b/AndroidClient/app/src/main/res/drawable-xxhdpi/apptheme_scrubber_control_focused_holo.png
new file mode 100755
index 0000000..6a80a0e
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-xxhdpi/apptheme_scrubber_control_focused_holo.png
diff --git a/AndroidClient/app/src/main/res/drawable-xxhdpi/apptheme_scrubber_control_normal_holo.png b/AndroidClient/app/src/main/res/drawable-xxhdpi/apptheme_scrubber_control_normal_holo.png
new file mode 100755
index 0000000..715ca84
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-xxhdpi/apptheme_scrubber_control_normal_holo.png
diff --git a/AndroidClient/app/src/main/res/drawable-xxhdpi/apptheme_scrubber_control_pressed_holo.png b/AndroidClient/app/src/main/res/drawable-xxhdpi/apptheme_scrubber_control_pressed_holo.png
new file mode 100755
index 0000000..185e67c
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-xxhdpi/apptheme_scrubber_control_pressed_holo.png
diff --git a/AndroidClient/app/src/main/res/drawable-xxhdpi/ic_launcher.png b/AndroidClient/app/src/main/res/drawable-xxhdpi/ic_launcher.png
new file mode 100644
index 0000000..2332309
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable-xxhdpi/ic_launcher.png
diff --git a/AndroidClient/app/src/main/res/drawable/apptheme_scrubber_control_selector_holo_light.xml b/AndroidClient/app/src/main/res/drawable/apptheme_scrubber_control_selector_holo_light.xml
new file mode 100755
index 0000000..00bc047
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable/apptheme_scrubber_control_selector_holo_light.xml
diff --git a/AndroidClient/app/src/main/res/drawable/apptheme_scrubber_progress_horizontal_holo_light.xml b/AndroidClient/app/src/main/res/drawable/apptheme_scrubber_progress_horizontal_holo_light.xml
new file mode 100755
index 0000000..9535874
--- /dev/null
+++ b/AndroidClient/app/src/main/res/drawable/apptheme_scrubber_progress_horizontal_holo_light.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2010 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:id="@android:id/background"
+            android:drawable="@drawable/apptheme_scrubber_track_holo_light" />
+    <item android:id="@android:id/secondaryProgress">
+        <scale android:scaleWidth="100%"
+                android:drawable="@drawable/apptheme_scrubber_secondary_holo" />
+    </item>
+    <item android:id="@android:id/progress">
+        <scale android:scaleWidth="100%"
+                android:drawable="@drawable/apptheme_scrubber_primary_holo" />
+    </item>
+</layer-list>
diff --git a/AndroidClient/app/src/main/res/layout/main.xml b/AndroidClient/app/src/main/res/layout/main.xml
new file mode 100644
index 0000000..00bc047
--- /dev/null
+++ b/AndroidClient/app/src/main/res/layout/main.xml
diff --git a/AndroidClient/app/src/main/res/values/strings.xml b/AndroidClient/app/src/main/res/values/strings.xml
new file mode 100644
index 0000000..0727d11
--- /dev/null
+++ b/AndroidClient/app/src/main/res/values/strings.xml
@@ -0,0 +1,3 @@
+<resources>
+    <string name="app_name">Snowman</string>
+</resources>
diff --git a/AndroidClient/app/src/main/res/values/styles.xml b/AndroidClient/app/src/main/res/values/styles.xml
new file mode 100644
index 0000000..69a8ed9
--- /dev/null
+++ b/AndroidClient/app/src/main/res/values/styles.xml
@@ -0,0 +1,7 @@
+<resources>
+
+    <!-- Base application theme. -->
+    <style name="AppTheme" parent="@android:style/Theme.Holo.Light">
+    </style>
+
+</resources>
diff --git a/AndroidClient/build.gradle b/AndroidClient/build.gradle
new file mode 100644
index 0000000..234dff0
--- /dev/null
+++ b/AndroidClient/build.gradle
@@ -0,0 +1,19 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+
+buildscript {
+    repositories {
+        jcenter()
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:1.0.0-rc4'
+
+        // NOTE: Do not place your application dependencies here; they belong
+        // in the individual module build.gradle files
+    }
+}
+
+allprojects {
+    repositories {
+        jcenter()
+    }
+}
diff --git a/AndroidClient/gradle.properties b/AndroidClient/gradle.properties
new file mode 100644
index 0000000..1d3591c
--- /dev/null
+++ b/AndroidClient/gradle.properties
@@ -0,0 +1,18 @@
+# Project-wide Gradle settings.
+
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+# Default value: -Xmx10248m -XX:MaxPermSize=256m
+# org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
+
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
\ No newline at end of file
diff --git a/AndroidClient/settings.gradle b/AndroidClient/settings.gradle
new file mode 100644
index 0000000..e7b4def
--- /dev/null
+++ b/AndroidClient/settings.gradle
@@ -0,0 +1 @@
+include ':app'
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..fa44a6a
--- /dev/null
+++ b/README.md
@@ -0,0 +1 @@
+Based on [esp8266-wifi-setup](https://github.com/9SQ/esp8266-wifi-setup/) by Kei Yoshimura.
diff --git a/dnsserver.cpp b/dnsserver.cpp
new file mode 100644
index 0000000..9fe1925
--- /dev/null
+++ b/dnsserver.cpp
@@ -0,0 +1,82 @@
+#include "dnsserver.h"
+
+DNSServer::DNSServer()
+{
+  _ttl = htonl(600);
+  _errorReplyCode = DNSReplyCode::NonExistentDomain;
+}
+
+bool DNSServer::start(const IPAddress &resolvedIP)
+{
+  _buffer = NULL;
+  _resolvedIP[0] = resolvedIP[0];
+  _resolvedIP[1] = resolvedIP[1];
+  _resolvedIP[2] = resolvedIP[2];
+  _resolvedIP[3] = resolvedIP[3];
+  return _udp.begin(53) == 1;
+}
+
+void DNSServer::stop()
+{
+  _udp.stop();
+  free(_buffer);
+  _buffer = NULL;
+}
+
+void DNSServer::processNextRequest()
+{
+  _currentPacketSize = _udp.parsePacket();
+  if (_currentPacketSize)
+  {
+    if (_buffer != NULL) free(_buffer);
+    _buffer = (unsigned char*)malloc(_currentPacketSize * sizeof(char));
+    if (_buffer == NULL) return;
+    _udp.read(_buffer, _currentPacketSize);
+
+    _dnsHeader = (DNSHeader*) _buffer;
+
+    if (_dnsHeader->QR == DNS_QR_QUERY &&
+        _dnsHeader->OPCode == DNS_OPCODE_QUERY &&
+        requestIncludesOnlyOneQuestion())
+    {
+      replyWithIP();  // reply with the same ip regardless of request
+    }
+  }
+}
+
+bool DNSServer::requestIncludesOnlyOneQuestion()
+{
+  return ntohs(_dnsHeader->QDCount) == 1 &&
+         _dnsHeader->ANCount == 0 &&
+         _dnsHeader->NSCount == 0 &&
+         _dnsHeader->ARCount == 0;
+}
+
+void DNSServer::replyWithIP()
+{
+  if (_buffer == NULL) return;
+  _dnsHeader->QR = DNS_QR_RESPONSE;
+  _dnsHeader->ANCount = _dnsHeader->QDCount;
+  _dnsHeader->QDCount = _dnsHeader->QDCount;
+  //_dnsHeader->RA = 1;
+
+  _udp.beginPacket(_udp.remoteIP(), _udp.remotePort());
+  _udp.write(_buffer, _currentPacketSize);
+
+  _udp.write((uint8_t)192); //  answer name is a pointer
+  _udp.write((uint8_t)12);  // pointer to offset at 0x00c
+
+  _udp.write((uint8_t)0);   // 0x0001  answer is type A query (host address)
+  _udp.write((uint8_t)1);
+
+  _udp.write((uint8_t)0);   //0x0001 answer is class IN (internet address)
+  _udp.write((uint8_t)1);
+
+  _udp.write((unsigned char*)&_ttl, 4);
+
+  // Length of RData is 4 bytes (because, in this case, RData is IPv4)
+  _udp.write((uint8_t)0);
+  _udp.write((uint8_t)4);
+  _udp.write(_resolvedIP, sizeof(_resolvedIP));
+  _udp.endPacket();
+}
diff --git a/dnsserver.h b/dnsserver.h
new file mode 100644
index 0000000..6a6c518
--- /dev/null
+++ b/dnsserver.h
@@ -0,0 +1,65 @@
+#include <WiFiUdp.h>
+#include <lwip/def.h>
+
+#ifndef __DNSSERVER_H__
+#define __DNSSERVER_H__
+
+#define DNS_QR_QUERY 0
+#define DNS_QR_RESPONSE 1
+#define DNS_OPCODE_QUERY 0
+
+enum class DNSReplyCode
+{
+  NoError = 0,
+  FormError = 1,
+  ServerFailure = 2,
+  NonExistentDomain = 3,
+  NotImplemented = 4,
+  Refused = 5,
+  YXDomain = 6,
+  YXRRSet = 7,
+  NXRRSet = 8
+};
+
+struct DNSHeader
+{
+  uint16_t ID;               // identification number
+  unsigned char RD : 1;      // recursion desired
+  unsigned char TC : 1;      // truncated message
+  unsigned char AA : 1;      // authoritive answer
+  unsigned char OPCode : 4;  // message_type
+  unsigned char QR : 1;      // query/response flag
+  unsigned char RCode : 4;   // response code
+  unsigned char Z : 3;       // its z! reserved
+  unsigned char RA : 1;      // recursion available
+  uint16_t QDCount;          // number of question entries
+  uint16_t ANCount;          // number of answer entries
+  uint16_t NSCount;          // number of authority entries
+  uint16_t ARCount;          // number of resource entries
+};
+
+class DNSServer
+{
+  public:
+    DNSServer();
+    void processNextRequest();
+    bool start(const IPAddress &resolvedIP);
+    void stop();
+
+  private:
+    WiFiUDP _udp;
+    uint16_t _port;
+    String _domainName;
+    unsigned char _resolvedIP[4];
+    int _currentPacketSize;
+    unsigned char* _buffer;
+    DNSHeader* _dnsHeader;
+    uint32_t _ttl;
+    DNSReplyCode _errorReplyCode;
+
+    bool requestIncludesOnlyOneQuestion();
+    void replyWithIP();
+};
+
+#endif
+
diff --git a/portal.cpp b/portal.cpp
new file mode 100644
index 0000000..5013249
--- /dev/null
+++ b/portal.cpp
@@ -0,0 +1,275 @@
+#include "portal.h"
+
+//#define DEBUG
+
+#define NONE -1
+#define BLINK -2
+#define FADEIN -3
+#define FADEOUT -4
+
+const IPAddress apIP(192, 168, 1, 1);
+const char* apSSID;
+
+boolean isAPactive;
+String scanSSIDList;
+
+int apiOverrides[4] = {NONE, NONE, NONE, NONE};
+boolean requestLedUpdate = false;
+
+DNSServer dnsServer;
+ESP8266WebServer webServer(80);
+
+#define ICONPATH "http://openweathermap.org/img/w/"
+String weatherIcon = "";
+
+void portalSetup(String ssid) {
+  apSSID = ssid.c_str();
+
+  WiFi.hostname(ssid);
+  // connect to configured network or fallback to setup AP
+  if (!enterClientMode(NULL, NULL)) {
+    enterAPMode();  // let the user enter the credentials
+  }
+  startWebServer();
+}
+
+void portalLoop() {
+  if (isAPactive) {
+    dnsServer.processNextRequest();
+  }
+  webServer.handleClient();
+}
+
+boolean isConnected() {
+  return !isAPactive;
+}
+
+void startWebServer() {
+#ifdef DEBUG
+  Serial.print(F("Starting Web Server at "));
+  Serial.print(WiFi.softAPIP()); Serial.print(" "); Serial.println(WiFi.localIP());
+#endif
+
+  webServer.on("/settings", []() {
+    String s = "<h1>WLAN-Einstellungen</h1><p>Bitte wähle deinen Accesspoint und gib das Passwort ein.</p>";
+    s += "<form method=\"get\" action=\"setap\"><label>SSID: </label><select name=\"ssid\">";
+    s += scanSSIDList;
+    s += "</select><br>Passwort: <input name=\"pass\" length=64 type=\"password\"><input type=\"submit\"></form>";
+    webServer.send(200, "text/html", makePage("WLAN-Einstellungen", s));
+  });
+
+  webServer.on("/setap", []() {
+    String ssid = urlDecode(webServer.arg("ssid"));
+#ifdef DEBUG
+    Serial.print(F("Connecting to: ")); Serial.println(ssid);
+#endif
+    String pass = urlDecode(webServer.arg("pass"));
+
+    String s = "<h1>Einrichtung abgeschlossen.</h1><p>Das Gerät wird zu \"";
+    s += ssid;
+    s += "\" verbunden.";
+    webServer.send(200, "text/html", makePage("WLAN-Einstellungen", s));
+
+    if (!enterClientMode(ssid.c_str(), pass.c_str())) {
+      enterAPMode();  // wrong passphrase
+    }
+  });
+
+  webServer.on("/reset", []() {
+    String s = "<h1>Zurückgesetzt</h1><p>Zum Einstellen bitte mit dem Accesspoint \"Snowman\" verbinden.</p>";
+    webServer.send(200, "text/html", makePage("Zurücksetzen", s));
+    enterAPMode();
+  });
+
+  webServer.on("/api", []() {
+    String response = "";
+
+    for (int n = 0; n < webServer.args(); n++) {
+      String sArgName = webServer.argName(n);
+
+      if (sArgName.startsWith("led")) {
+        String sPinNumber = sArgName.substring(3);
+        if (sPinNumber == "") {
+          String msg = "API: Invalid argument '" + sArgName + "' - pin number invalid\n";
+          response += msg;
+#ifdef DEBUG
+          Serial.print(msg);
+#endif
+          continue;
+        }
+        int pinNumber = sPinNumber.toInt();
+        if (pinNumber < 0 || pinNumber > 3) {
+          String msg = "API: Invalid argument '" + sArgName + "' - pin number out of range\n";
+          response += msg;
+#ifdef DEBUG
+          Serial.print(msg);
+#endif
+          continue;
+        }
+        
+        String sArg = webServer.arg(n);
+        int val = -1;
+        if (sArg == "fade" || sArg == "fadein") {
+          val = FADEIN;
+        } else if (sArg == "fadeout") {
+          val = FADEOUT;
+        } else if (sArg == "blink") {
+          val = BLINK;
+        } else if (sArg == "clear") {
+          val = NONE;
+        } else {
+          val = sArg.toInt();
+        }
+        
+        if ((val != FADEIN && val != FADEOUT && val != BLINK && val != NONE && val < 0) || val > PWMRANGE) {
+          String msg = "API: Value out of range for argument '" + sArgName + "': '" + String(val) + "'\n";
+          response += msg;
+#ifdef DEBUG
+          Serial.print(msg);
+#endif
+          continue;
+        }
+        String msg = "API: Overriding pin " + String(pinNumber) + " to " + String(val) + "\n";
+        response += msg;
+#ifdef DEBUG
+        Serial.print(msg);
+#endif
+        apiOverrides[pinNumber] = val;
+        requestLedUpdate = true;
+      }
+      if (webServer.argName(n) == "clear") {
+        if (webServer.arg(n) == "true") {
+          for (int j = 0; j < 4; j++) {
+            apiOverrides[j] = NONE;
+          }
+        }
+        String msg = "API: Cleared pin overrides\n";
+        response += msg;
+#ifdef DEBUG
+        Serial.print(msg);
+#endif
+        requestLedUpdate = true;
+      }
+    }
+
+    webServer.send(200, "text/html", makePage("API", "<pre>" + response + "</pre>"));
+  });
+
+  webServer.on("/", []() {
+    String s = "<h1>Snowman</h1><p><a href=\"/reset\">Einstellungen zurücksetzen</a></p>";
+    s += "<p><a href=\"/settings\">Einstellungen ändern</a></p>";
+    s += "<p><img src=\"" ICONPATH + weatherIcon + ".png\" /></p>";
+    webServer.send(200, "text/html", makePage("Snowman", s));
+  });
+
+  webServer.onNotFound([]() {
+    String redirect = "http://" + ipToStr(apIP) + "/settings";
+    webServer.send(200, "text/html", makeRedirectPage(redirect, 2));
+  });
+
+  webServer.begin();
+}
+
+int getAPIOverride(int pin) {
+  return apiOverrides[pin];
+}
+
+boolean apiNeedLedUpdate() {
+  return requestLedUpdate;
+}
+
+void apiUpdatedLeds() {
+  requestLedUpdate = false;
+}
+
+void setWeatherIcon(String id) {
+  weatherIcon = id;
+}
+
+// must enter AP mode after scanning (SSID & PW get lost)
+void scanSSIDs() {
+#ifdef DEBUG
+  Serial.println(F("Scanning networks"));
+#endif
+
+  WiFi.disconnect();
+  WiFi.mode(WIFI_STA);
+  delay(100);
+
+  int n = WiFi.scanNetworks();
+  delay(100);
+  scanSSIDList = "";
+  for (int i = 0; i < n; ++i) {
+    scanSSIDList += "<option value=\"";
+    scanSSIDList += WiFi.SSID(i);  // FIXME XSS attack possible?
+    scanSSIDList += "\">";
+    scanSSIDList += WiFi.SSID(i);
+    scanSSIDList += "</option>";
+  }
+
+#ifdef DEBUG
+  Serial.println(F("Finished scanning"));
+#endif
+}
+
+
+// also read https://github.com/esp8266/Arduino/issues/529
+
+// sets up an AP for the user to enter his/her WiFi credentials
+void enterAPMode() {
+#ifdef DEBUG
+  Serial.println(F("Entering AP mode"));
+#endif
+
+  scanSSIDs();
+
+  // create ad hoc setup-network
+  WiFi.disconnect();
+  WiFi.mode(WIFI_AP);
+  isAPactive = true;
+  delay(100);
+  WiFi.softAPConfig(apIP, apIP, IPAddress(255, 255, 255, 0));
+  WiFi.softAP(apSSID);
+#ifdef DEBUG
+  Serial.println(F("Started Access Point"));
+#endif
+
+  dnsServer.start(apIP);
+}
+
+// returns true if successfully connected to the last AP
+boolean enterClientMode(const char* ssid, const char *passphrase) {
+  dnsServer.stop();
+
+  if (ssid && strlen(ssid) > 0) {  // if ssid is not given, try to connect to the memorized AP
+    WiFi.disconnect();
+    WiFi.begin(ssid, passphrase);  // register credentials
+  }
+  WiFi.mode(WIFI_STA);
+  isAPactive = false;
+  delay(100);
+
+  // SSID and password are memorized until WiFi.begin()
+  // https://github.com/esp8266/Arduino/issues/244
+  int count = 0;
+#ifdef DEBUG
+  Serial.print(F("Waiting for Wi-Fi connection to ")); Serial.println(WiFi.SSID());
+#endif
+  while (count++ < 30) {  // attempt for about 30 * 1/2 = 15 seconds
+    if (WiFi.status() == WL_CONNECTED) {
+#ifdef DEBUG
+      Serial.println(); Serial.println(F("Connected!"));
+#endif
+      return true;
+    }
+    delay(500);
+#ifdef DEBUG
+    Serial.print(".");
+#endif
+  }
+#ifdef DEBUG
+  Serial.println(); Serial.println(F("Not connected"));
+#endif
+  return false;
+}
+
diff --git a/portal.h b/portal.h
new file mode 100644
index 0000000..1c5cb6e
--- /dev/null
+++ b/portal.h
@@ -0,0 +1,24 @@
+#include <ESP8266WiFi.h>
+#include <ESP8266WebServer.h>
+
+#include "dnsserver.h"
+#include "util.h"
+
+#ifndef __PORTAL_H__
+#define __PORTAL_H__
+
+void portalSetup(String ssid);
+void portalLoop();
+boolean isConnected();
+void startWebServer();
+void setWeatherIcon(String id);
+int getAPIOverride(int pinId);
+boolean apiNeedLedUpdate();
+void apiUpdatedLeds();
+
+void scanSSIDs();
+void enterAPMode();
+boolean enterClientMode(const char* ssid, const char *passphrase);
+
+#endif
+
diff --git a/snowman.ino b/snowman.ino
new file mode 100644
index 0000000..963ad5e
--- /dev/null
+++ b/snowman.ino
@@ -0,0 +1,301 @@
+#include <ESP8266WiFi.h>
+#include <ESP8266WebServer.h>
+#include <Ticker.h>
+#include <ArduinoJson.h>
+#include <ESP8266mDNS.h>
+#include <ArduinoOTA.h>
+
+// TODO: needs more OOP
+
+//#define DEBUG
+//#define TESTWEATHER
+
+#include "portal.h"
+#include "util.h"
+#include "weather.h"
+
+#define SNOWMANSSID "Snowman"
+
+#if defined(DEBUG) || defined(TESTWEATHER)
+#define UPDATEFREQ 30  // s while testing
+#else
+#define UPDATEFREQ 60*60  // s => hourly
+#endif
+
+#define LEDFREQ 0.25  // s
+#define FADESTEP PWMRANGE / (5 / LEDFREQ)
+#define BLINKTHRESHOLD 1 / LEDFREQ
+#define BLINKDARKMULTIPLIER 2  // 2 * longer dark than light
+
+/*
+ * Layout:
+ * GPIO0: red LED [bottom]
+ * TX: blue builtin LED [bottom]
+ * GPIO2: green LED [bottom] | NOT USED YET
+ * RX: blue LED [top]
+ */
+
+#define GPIO0 0
+#define TX 1
+#define GPIO2 2
+#define RX 3
+
+#define LRED GPIO0
+#define LGREEN GPIO2
+#define LBLUET RX
+#define LBLUEB TX  // builtin
+
+// when changing this, c&p to portal.cpp
+// TODO use enums instead of defines?
+#define OFF 0
+#define ON 1
+#define NONE -1
+#define BLINK -2
+#define FADEIN -3
+#define FADEOUT -4
+
+int states[4] = {OFF, OFF, OFF, OFF};
+int values[4] = {0, 0, 0, 0};
+int overrides[4] = {NONE, NONE, NONE, NONE};
+
+Ticker updaterData;
+Ticker updaterLed;
+boolean needsUpdate = true;
+boolean needUpdateLeds = false;
+
+void setup() {
+#ifdef DEBUG
+  Serial.begin(115200);
+#endif
+  portalSetup(SNOWMANSSID);
+  updaterData.attach(UPDATEFREQ, toggleUpdaterFlag);
+  updaterLed.attach(LEDFREQ, toggleLedFlag);
+  ArduinoOTA.setHostname(SNOWMANSSID);
+  ArduinoOTA.begin();
+#ifndef DEBUG
+  pinMode(TX, OUTPUT);
+#endif
+  pinMode(RX, OUTPUT);
+  pinMode(GPIO0, OUTPUT);
+  pinMode(GPIO2, OUTPUT);
+  states[LGREEN] = BLINK;
+  resetLeds();
+}
+
+void toggleUpdaterFlag() {
+#ifdef DEBUG
+  Serial.println(F("Scheduled update."));
+#endif
+  needsUpdate = true;
+}
+
+void toggleLedFlag() {
+  needUpdateLeds = true;
+}
+
+void ledWrite(int pin, int state) {
+  // TX has high-low reversed
+  if (pin == TX) {
+#ifdef DEBUG
+    return;
+#endif
+    analogWrite(pin, PWMRANGE - state);
+  } else {
+    analogWrite(pin, state);
+  }
+}
+
+#define THROTTLE_SECS 30
+unsigned int throttleWait = 5000;  // wait 5s after bootup
+
+void loop() {
+  portalLoop();
+  ArduinoOTA.handle();
+
+  if (throttleWait > 0) {
+    // do not send more than 1 request per 30s
+    throttleWait--;
+  }
+
+  if (needsUpdate && throttleWait <= 0) {
+    if (isConnected()) {
+      needsUpdate = false;
+      String statusCode = getWeatherStatus();
+      throttleWait = THROTTLE_SECS * 1000;
+      if (statusCode == "-1") {
+        needsUpdate = true;
+#ifdef DEBUG
+        Serial.println(F("Did not get weather data."));
+#endif
+      } else {
+        interpretWeatherCode(statusCode);
+      }
+    }
+  }
+
+  if (apiNeedLedUpdate()) {
+    for (int n = 0; n < 4; n++) {
+      // TODO create a getAPIOverrides() function that returns an array
+      // TODO overriding has a delay
+      overrides[n] = getAPIOverride(n);
+    }
+    resetLeds();
+    apiUpdatedLeds();
+  }
+
+  // updateLeds: regularely
+  // values[] holds a timer counter (BLINK) or the current brightness (other)
+  if (needUpdateLeds) {
+    updateLeds();
+    needUpdateLeds = false;
+  }
+  delay(1);
+}
+
+void updateLeds() {
+  for (int n = 0; n < 4; n++) {
+    if (overrides[n] == NONE) {
+      ledWrite(n, ledUpdate(states[n], values[n]));
+    } else if (overrides[n] < 0) {  // update effects
+      ledWrite(n, ledUpdate(overrides[n], values[n]));
+    }
+  }
+}
+
+// resetLeds: used when states[] was changed, resets values[]
+void resetLeds() {
+  for (int n = 0; n < 4; n++) {
+    if (overrides[n] == NONE) {
+      ledWrite(n, ledInitValue(states[n], values[n]));
+    } else {
+      ledWrite(n, ledInitValue(overrides[n], values[n]));
+    }
+  }
+}
+
+int ledInitValue(int state, int &value) {
+  if (state == OFF || state == BLINK || state == FADEIN) {
+    value = 0;
+  }
+  if (state == ON || state == FADEOUT) {
+    value = PWMRANGE;
+  }
+  return value;
+}
+
+// takes and modifies LED state, value; returns new brightness
+int ledUpdate(int &state, int &value) {
+  if (state == BLINK) {
+    // value < 0: off; value >= 0: on
+    value++;
+    if (value >= BLINKTHRESHOLD) { // turn off thresh*freq s
+      value = -BLINKTHRESHOLD * BLINKDARKMULTIPLIER;  // "overflow" and wait until turnon
+      return 0;
+    }
+    if (value == 0) { // turn on again
+      return PWMRANGE;
+    }
+  }
+  // fade in until max brightness
+  if (state == FADEIN) {
+    value += FADESTEP;
+    if (value > PWMRANGE) {
+      value = PWMRANGE;
+      state = FADEOUT;
+    }
+    return value;
+  }
+  // …and then fade out again
+  if (state == FADEOUT) {
+    value -= FADESTEP;
+    if (value < 0) {
+      value = 0;
+      state = FADEIN;
+    }
+    return value;
+  }
+  return value;
+}
+
+void interpretWeatherCode(String code) {
+#ifdef TESTWEATHER
+  switch (random(5)) {
+    case 0: code = "01"; break;
+    case 1: code = "09"; break;
+    case 2: code = "11"; break;
+    case 3: code = "13"; break;
+    case 4: code = "50"; break;
+  }
+  code += (random(1) == 0 ? "d" : "n");
+#ifdef DEBUG
+  Serial.println(F("Faking weather data:"));
+#endif
+#endif
+
+  // http://openweathermap.org/weather-conditions
+  boolean isDay = (code.substring(2) == "d");
+  int id = code.substring(0, 2).toInt();
+
+#ifdef DEBUG
+  if (isDay) {
+    Serial.print(F("day "));
+  } else {
+    Serial.print(F("night "));
+  }
+  Serial.print(F("icon: "));
+  Serial.println(id);
+#endif
+
+  states[LGREEN] = OFF;
+
+  // top LEDs: daytime
+  // bottom LEDs: rain/snow/…
+  switch (id) {
+    case 1:
+    case 2:
+    case 3:
+    case 4:
+      if (isDay) {
+        states[LBLUET] = OFF;
+        states[LRED] = ON;
+      } else {
+        states[LBLUET] = ON;
+        states[LRED] = OFF;
+      }
+      states[LBLUEB] = OFF;
+      break;
+    case 9:
+    case 10:
+      if (isDay) {
+        states[LBLUET] = OFF;
+        states[LRED] = ON;
+      } else {
+        states[LBLUET] = ON;
+        states[LRED] = OFF;
+      }
+      states[LBLUEB] = FADEIN;
+      break;
+    case 11:
+      if (isDay) {
+        states[LBLUET] = OFF;
+        states[LRED] = ON;
+      } else {
+        states[LBLUET] = ON;
+        states[LRED] = OFF;
+      }
+      states[LBLUEB] = BLINK;
+      break;
+    case 13:
+      states[LBLUET] = FADEIN;
+      states[LRED] = OFF;
+      states[LBLUEB] = FADEOUT;
+      break;
+    case 50:
+      states[LBLUET] = OFF;
+      states[LRED] = OFF;
+      states[LBLUEB] = FADEIN;
+      break;
+  }
+  resetLeds();
+  setWeatherIcon(code);
+}
diff --git a/util.cpp b/util.cpp
new file mode 100644
index 0000000..bdd1a51
--- /dev/null
+++ b/util.cpp
@@ -0,0 +1,73 @@
+#include "util.h"
+
+// creates a page that redirects the user to 'target' after 'timeout'
+String makeRedirectPage(String target, int timeout) {
+  String s = "<!DOCTYPE html><html><head>";
+  s += "<meta name=\"viewport\" content=\"width=device-width,user-scalable=0\">";
+  s += "<meta charset=\"utf-8\">";
+  s += "<meta http-equiv=\"refresh\" content=\"" + String(timeout) + ";url=" + target + "\">";
+  s += "<title>Weiterleitung…</title></head><body>";
+  s += "<p>Leite nach <a href=\"" + target + "\">" + target + "</a> weiter…</p>";
+  s += "</body></html>";
+  return s;
+}
+
+// returns html skeleton filled with 'title' and 'contents'
+String makePage(String title, String contents) {
+  String s = "<!DOCTYPE html><html><head>";
+  s += "<meta name=\"viewport\" content=\"width=device-width,user-scalable=0\">";
+  s += "<meta charset=\"utf-8\">";
+  s += "<title>";
+  s += title;
+  s += "</title></head><body>";
+  s += contents;
+  s += "</body></html>";
+  return s;
+}
+
+String urlDecode(String input) {
+  String s = input;
+  s.replace("%20", " ");
+  s.replace("+", " ");
+  s.replace("%21", "!");
+  s.replace("%22", "\"");
+  s.replace("%23", "#");
+  s.replace("%24", "$");
+  s.replace("%25", "%");
+  s.replace("%26", "&");
+  s.replace("%27", "\'");
+  s.replace("%28", "(");
+  s.replace("%29", ")");
+  s.replace("%30", "*");
+  s.replace("%31", "+");
+  s.replace("%2C", ",");
+  s.replace("%2E", ".");
+  s.replace("%2F", "/");
+  s.replace("%2C", ",");
+  s.replace("%3A", ":");
+  s.replace("%3A", ";");
+  s.replace("%3C", "<");
+  s.replace("%3D", "=");
+  s.replace("%3E", ">");
+  s.replace("%3F", "?");
+  s.replace("%40", "@");
+  s.replace("%5B", "[");
+  s.replace("%5C", "\\");
+  s.replace("%5D", "]");
+  s.replace("%5E", "^");
+  s.replace("%5F", "-");
+  s.replace("%60", "`");
+  return s;
+}
+
+// converts IPv4 array to String
+String ipToStr(IPAddress address) {
+  String res = "";
+  for (int i = 0; i < 3; i++) {
+    res += address[i];
+    res += ".";
+  }
+  res += String(address[3]);
+  return res;
+}
+
diff --git a/util.h b/util.h
new file mode 100644
index 0000000..4d8df4d
--- /dev/null
+++ b/util.h
@@ -0,0 +1,12 @@
+#include <ESP8266WiFi.h>
+
+#ifndef __UTIL_H__
+#define __UTIL_H__
+
+String makeRedirectPage(String target, int timeout);
+String makePage(String title, String contents);
+String urlDecode(String input);
+String ipToStr(IPAddress address);
+
+#endif
+
diff --git a/weather.cpp b/weather.cpp
new file mode 100644
index 0000000..4fabb1e
--- /dev/null
+++ b/weather.cpp
@@ -0,0 +1,122 @@
+#include "weather.h"
+
+//#define DEBUG
+
+#define HTTP_TIMEOUT 5000  // ms
+#define DOWNLOADSIZE 1100  // http buffer size, *should* be enough for a cnt=2 request
+#define JSONSIZE 1500  // json buffer size, for a cnt=2 request
+// ^ be careful with counter over/underflows!
+
+#define CITYID "YOURCITYID"
+#define APIKEY "YOURAPIKEY"
+
+#define APIHOST "api.openweathermap.org"
+#define APIPATH "/data/2.5/forecast?id=" CITYID "&appid=" APIKEY "&cnt=2"
+// "cnt=2" for 3 hour forecast
+
+// queries OWM for the 3-hour-forecast, returns icon code
+// see http://openweathermap.org/weather-conditions for codes
+String getWeatherStatus() {
+#ifdef DEBUG
+  Serial.println("Requesting weather data.");
+#endif
+
+  WiFiClient cli;
+  cli.connect(APIHOST, 80);
+  cli.println("GET " APIPATH " HTTP/1.1");
+  cli.println("Host: " APIHOST);
+  cli.println("Connection: close\r\n");
+
+#ifdef DEBUG
+  Serial.println("Sent request: " APIHOST APIPATH);
+#endif
+
+  unsigned int timeoutTimer = HTTP_TIMEOUT;
+  boolean gotHeaders = false;
+
+  // skip headers
+  while (cli.connected() && timeoutTimer-- && !gotHeaders) {
+    while (cli.available()) {
+      String line = cli.readStringUntil('\n');
+      if (line == "\r") {
+        gotHeaders = true;
+        break;
+      }
+    }
+    delay(1);
+  }
+  if (!gotHeaders) {
+#ifdef DEBUG
+    Serial.println("Did not receive headers.");
+#endif
+    cli.stop();
+    if (!cli.connected()) {
+#ifdef DEBUG
+      Serial.println("Connection was reset.");
+#endif
+    }
+    return "-1";
+  }
+
+  // read response into char array
+  char response[DOWNLOADSIZE];
+  unsigned int buffPointer = 0;
+  boolean jsonStarted = false;
+  int charsSinceJsonEnd = 0;
+  while (cli.connected() && timeoutTimer-- && buffPointer < DOWNLOADSIZE) {
+    while (cli.available() && buffPointer < DOWNLOADSIZE) {
+      char ch = (char) cli.read();
+      if (!jsonStarted) {
+        if (ch == '{') {
+          jsonStarted = true;
+        }
+      }
+      if (jsonStarted) {
+        if (ch == '}') {
+          charsSinceJsonEnd = 0;
+        } else {
+          charsSinceJsonEnd++;
+        }
+        response[buffPointer++] = ch;
+      }
+    }
+    delay(1);
+  }
+  cli.stop();
+  response[buffPointer - charsSinceJsonEnd] = '\0';  // OWM seems to send some weird extra characters we do not want
+
+  if (!timeoutTimer) {
+#ifdef DEBUG
+    Serial.println("Timed out.");
+#endif
+    return "-1";
+  }
+  if (buffPointer == DOWNLOADSIZE) {
+#ifdef DEBUG
+    Serial.println("Maximum buffer size exceeded.");
+#endif
+    return "-1";
+  }
+
+#ifdef DEBUG
+  Serial.println("'" + String(response) + "'");
+#endif
+
+  StaticJsonBuffer<JSONSIZE> json;
+  JsonObject& root = json.parseObject(response);
+  if (!root.success()) {
+#ifdef DEBUG
+    Serial.println("JSON invalid.");
+#endif
+    return "-1";
+  }
+  String strConditionId = root["list"][1]["weather"][0]["icon"].asString();
+  if (!strConditionId.length()) {
+    return "-1";
+  }
+#ifdef DEBUG
+  Serial.println("Parsed JSON. Weather code: " + strConditionId);
+#endif
+  return strConditionId;  // 3 hour future weather by icon code
+}
+
diff --git a/weather.h b/weather.h
new file mode 100644
index 0000000..54f497e
--- /dev/null
+++ b/weather.h
@@ -0,0 +1,10 @@
+#include <WiFiClient.h>
+#include <ArduinoJson.h>
+
+#ifndef __WEATHER_H__
+#define __WEATHER_H__
+
+String getWeatherStatus();
+
+#endif
+