From 903fefb91761bdaf43146f2496f66a3e9cb0629a Mon Sep 17 00:00:00 2001
From: Hans-Christoph Steiner <hans@eds.org>
Date: Wed, 30 Dec 2015 22:14:34 +0100
Subject: [PATCH] respond to generic panic trigger Intent by locking

PanicKit provides a common framework for creating "panic button" apps that
can trigger actions in "panic responder" apps.  In this case, the response
is to lock the app, if it has been configured to do so

https://dev.guardianproject.info/projects/panic/wiki
---
 AndroidManifest.xml                           |  8 ++++
 .../keepassdroid/PanicResponderActivity.java  | 39 +++++++++++++++++++
 2 files changed, 47 insertions(+)
 create mode 100644 src/com/keepassdroid/PanicResponderActivity.java

diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 223217d3e..15af72b57 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -99,6 +99,14 @@
 			android:theme="@style/NoTitleBar"></activity>
 		<activity android:name="com.keepassdroid.GeneratePasswordActivity" 
 			android:theme="@style/NoTitleBar"></activity>
+		<activity android:name="com.keepassdroid.PanicResponderActivity"
+			android:launchMode="singleInstance" android:noHistory="true"
+			android:theme="@android:style/Theme.NoDisplay">
+    		<intent-filter>
+			    <action android:name="info.guardianproject.panic.action.TRIGGER" />
+			    <category android:name="android.intent.category.DEFAULT" />
+    		</intent-filter>
+		</activity>
 		<service android:name="com.keepassdroid.services.TimeoutService"></service>
 		<meta-data android:name="com.a0soft.gphone.aTrackDog.webURL" android:value="http://keepassdroid.com" />
 	</application>
diff --git a/src/com/keepassdroid/PanicResponderActivity.java b/src/com/keepassdroid/PanicResponderActivity.java
new file mode 100644
index 000000000..ce6a4e804
--- /dev/null
+++ b/src/com/keepassdroid/PanicResponderActivity.java
@@ -0,0 +1,39 @@
+
+package com.keepassdroid;
+
+import android.annotation.SuppressLint;
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Build;
+import android.os.Bundle;
+import android.util.Log;
+
+import com.android.keepass.KeePass;
+import com.keepassdroid.app.App;
+
+public class PanicResponderActivity extends Activity {
+
+    private static final String TAG = PanicResponderActivity.class.getSimpleName();
+
+    public static final String PANIC_TRIGGER_ACTION = "info.guardianproject.panic.action.TRIGGER";
+
+    @SuppressLint("NewApi")
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        Log.i(TAG, "onCreate");
+        super.onCreate(savedInstanceState);
+
+        Intent intent = getIntent();
+        if (intent != null && PANIC_TRIGGER_ACTION.equals(intent.getAction())) {
+            Log.i(TAG, "onCreate");
+            App.setShutdown();
+            setResult(KeePass.EXIT_LOCK);
+        }
+
+        if (Build.VERSION.SDK_INT >= 21) {
+            finishAndRemoveTask();
+        } else {
+            finish();
+        }
+    }
+}