From bc16d2e28851f251ab67cd0744c381b20f0713a2 Mon Sep 17 00:00:00 2001
From: Andy Stadler <stadler@android.com>
Date: Sat, 20 Nov 2010 00:39:10 -0800
Subject: [PATCH] Add display of password expiration status

* Also clean up a few warnings.

Change-Id: I79d8d4c49c113e23160839ddb079a241a245729b
---
 .../res/layout/device_admin_sample.xml        | 14 +++++
 samples/ApiDemos/res/values/strings.xml       |  1 +
 .../android/apis/app/DeviceAdminSample.java   | 60 +++++++++++++++++--
 3 files changed, 69 insertions(+), 6 deletions(-)

diff --git a/samples/ApiDemos/res/layout/device_admin_sample.xml b/samples/ApiDemos/res/layout/device_admin_sample.xml
index 23f065ad5..a7cb0d9c0 100644
--- a/samples/ApiDemos/res/layout/device_admin_sample.xml
+++ b/samples/ApiDemos/res/layout/device_admin_sample.xml
@@ -158,6 +158,20 @@
 
         </LinearLayout>
 
+        <LinearLayout android:orientation="horizontal" android:gravity="center"
+            android:layout_width="match_parent" android:layout_height="wrap_content">
+
+            <TextView android:id="@+id/password_expiration_status"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content" />
+
+            <Button android:id="@+id/update_expiration_status_button"
+                android:layout_width="wrap_content" android:layout_height="wrap_content"
+                android_layout_gravity="east|center_vertical"
+                android:text="@string/update_expiration_status_label" />
+
+        </LinearLayout>
+
         <LinearLayout android:orientation="horizontal" android:gravity="center"
             android:layout_width="match_parent" android:layout_height="wrap_content">
 
diff --git a/samples/ApiDemos/res/values/strings.xml b/samples/ApiDemos/res/values/strings.xml
index b76189a9c..a987bedfb 100644
--- a/samples/ApiDemos/res/values/strings.xml
+++ b/samples/ApiDemos/res/values/strings.xml
@@ -551,6 +551,7 @@
     <string name="password_history_length_hint">Password History Length</string>
     <string name="password_expiration_hint">Password Expiration Timeout (minutes) </string>
     <string name="update_expiration_label">Update</string>
+    <string name="update_expiration_status_label">Update Status</string>
     <string name="set_password">Set Password</string>
     <string name="password_hint">Password</string>
     <string name="reset_password">Reset Password</string>
diff --git a/samples/ApiDemos/src/com/example/android/apis/app/DeviceAdminSample.java b/samples/ApiDemos/src/com/example/android/apis/app/DeviceAdminSample.java
index cb24b7dbb..06a2c19ef 100644
--- a/samples/ApiDemos/src/com/example/android/apis/app/DeviceAdminSample.java
+++ b/samples/ApiDemos/src/com/example/android/apis/app/DeviceAdminSample.java
@@ -40,6 +40,7 @@ import android.widget.ArrayAdapter;
 import android.widget.Button;
 import android.widget.EditText;
 import android.widget.Spinner;
+import android.widget.TextView;
 import android.widget.Toast;
 
 import java.net.InetSocketAddress;
@@ -170,7 +171,6 @@ public class DeviceAdminSample extends DeviceAdminReceiver {
         EditText mPasswordMinimumSymbols;
         EditText mPasswordMinimumNonLetter;
         EditText mPasswordHistoryLength;
-        EditText mPasswordExpirationTimeout;
         Button mSetPasswordButton;
 
         EditText mPassword;
@@ -190,7 +190,10 @@ public class DeviceAdminSample extends DeviceAdminReceiver {
         EditText mProxyList;
         Button mProxyButton;
 
+        private EditText mPasswordExpirationTimeout;
         private Button mPasswordExpirationButton;
+        private TextView mPasswordExpirationStatus;
+        private Button mPasswordExpirationStatusButton;
 
         @Override
         protected void onCreate(Bundle savedInstanceState) {
@@ -333,12 +336,21 @@ public class DeviceAdminSample extends DeviceAdminReceiver {
             mPasswordExpirationButton = (Button) findViewById(R.id.update_expiration_button);
             mPasswordExpirationButton.setOnClickListener(new OnClickListener() {
                 public void onClick(View v) {
-                    long expiration;
                     try {
                         setPasswordExpiration(
                                 Long.parseLong(mPasswordExpirationTimeout.getText().toString()));
                     } catch (NumberFormatException nfe) {
                     }
+                    updatePasswordExpirationStatus();
+                }
+            });
+
+            mPasswordExpirationStatus = (TextView) findViewById(R.id.password_expiration_status);
+            mPasswordExpirationStatusButton =
+                    (Button) findViewById(R.id.update_expiration_status_button);
+            mPasswordExpirationStatusButton.setOnClickListener(new OnClickListener() {
+                public void onClick(View v) {
+                    updatePasswordExpirationStatus();
                 }
             });
 
@@ -458,6 +470,41 @@ public class DeviceAdminSample extends DeviceAdminReceiver {
             mMaxFailedPw.setText(Integer.toString(maxFailedPw));
         }
 
+        void updatePasswordExpirationStatus() {
+            boolean active = mDPM.isAdminActive(mDeviceAdminSample);
+            String statusText;
+            if (active) {
+                long now = System.currentTimeMillis();
+                // We'll query the DevicePolicyManager twice - first for the expiration values
+                // set by the sample app, and later, for the system values (which may be different
+                // if there is another administrator active.)
+                long expirationDate = mDPM.getPasswordExpiration(mDeviceAdminSample);
+                long mSecUntilExpiration = expirationDate - now;
+                if (mSecUntilExpiration >= 0) {
+                    statusText = "Expiration in " + countdownString(mSecUntilExpiration);
+                } else {
+                    statusText = "Expired " + countdownString(-mSecUntilExpiration) + " ago";
+                }
+
+                // expirationTimeout is the cycle time between required password refresh
+                long expirationTimeout = mDPM.getPasswordExpirationTimeout(mDeviceAdminSample);
+                statusText += " / timeout period " + countdownString(expirationTimeout);
+
+                // Now report the aggregate (global) expiration time
+                statusText += " / Aggregate ";
+                expirationDate = mDPM.getPasswordExpiration(null);
+                mSecUntilExpiration = expirationDate - now;
+                if (mSecUntilExpiration >= 0) {
+                    statusText += "expiration in " + countdownString(mSecUntilExpiration);
+                } else {
+                    statusText += "expired " + countdownString(-mSecUntilExpiration) + " ago";
+                }
+            } else {
+                statusText = "<inactive>";
+            }
+            mPasswordExpirationStatus.setText(statusText);
+        }
+
         void updatePolicies() {
             SharedPreferences prefs = getSamplePreferences(this);
             final int pwQuality = prefs.getInt(PREF_PASSWORD_QUALITY,
@@ -569,6 +616,7 @@ public class DeviceAdminSample extends DeviceAdminReceiver {
         protected void onResume() {
             super.onResume();
             updateButtonStates();
+            updatePasswordExpirationStatus();
         }
 
         @Override
@@ -615,7 +663,7 @@ public class DeviceAdminSample extends DeviceAdminReceiver {
 
         private OnClickListener mResetPasswordListener = new OnClickListener() {
             public void onClick(View v) {
-                if (mAM.isUserAMonkey()) {
+                if (ActivityManager.isUserAMonkey()) {
                     // Don't trust monkeys to do the right thing!
                     AlertDialog.Builder builder = new AlertDialog.Builder(Controller.this);
                     builder.setMessage("You can't reset my password because you are a monkey!");
@@ -633,7 +681,7 @@ public class DeviceAdminSample extends DeviceAdminReceiver {
 
         private OnClickListener mForceLockListener = new OnClickListener() {
             public void onClick(View v) {
-                if (mAM.isUserAMonkey()) {
+                if (ActivityManager.isUserAMonkey()) {
                     // Don't trust monkeys to do the right thing!
                     AlertDialog.Builder builder = new AlertDialog.Builder(Controller.this);
                     builder.setMessage("You can't lock my screen because you are a monkey!");
@@ -650,7 +698,7 @@ public class DeviceAdminSample extends DeviceAdminReceiver {
 
         private OnClickListener mWipeDataListener = new OnClickListener() {
             public void onClick(final View v) {
-                if (mAM.isUserAMonkey()) {
+                if (ActivityManager.isUserAMonkey()) {
                     // Don't trust monkeys to do the right thing!
                     AlertDialog.Builder builder = new AlertDialog.Builder(Controller.this);
                     builder.setMessage("You can't wipe my data because you are a monkey!");
@@ -694,7 +742,7 @@ public class DeviceAdminSample extends DeviceAdminReceiver {
         private OnClickListener mSetTimeoutListener = new OnClickListener() {
 
             public void onClick(View v) {
-                if (mAM.isUserAMonkey()) {
+                if (ActivityManager.isUserAMonkey()) {
                     // Don't trust monkeys to do the right thing!
                     AlertDialog.Builder builder = new AlertDialog.Builder(Controller.this);
                     builder.setMessage("You can't lock my screen because you are a monkey!");