From 6a40102248a9714a329be171e1c7422925bc641a Mon Sep 17 00:00:00 2001
From: Michael Mohr <gitorious.lola13@spamgourmet.com>
Date: Tue, 6 Dec 2011 23:09:31 -0800
Subject: [PATCH] add webdav sync feature

---
 AndroidManifest.xml                           |   4 +-
 res/drawable/btn_black.xml                    |  37 ++
 res/drawable/btn_blue.xml                     |  37 ++
 res/drawable/btn_brown.xml                    |  37 ++
 res/drawable/btn_green.xml                    |  37 ++
 res/drawable/btn_purple.xml                   |  37 ++
 res/drawable/btn_red.xml                      |  37 ++
 res/drawable/btn_yellow.xml                   |  37 ++
 res/layout/password.xml                       |  38 +-
 res/layout/webdav_prefs.xml                   | 120 +++++++
 res/values/styles.xml                         |  25 +-
 src/com/keepassdroid/PasswordActivity.java    |  80 ++++-
 .../keepassdroid/fileselect/FileDbHelper.java |  43 ++-
 src/net/temerity/davsync/DAVException.java    |  32 ++
 src/net/temerity/davsync/DAVNetwork.java      | 336 ++++++++++++++++++
 src/net/temerity/davsync/DAVProfile.java      |  38 ++
 src/net/temerity/davsync/HttpPropFind.java    |  45 +++
 src/net/temerity/davsync/PropFindHandler.java |  54 +++
 src/net/temerity/davsync/davsync.java         | 207 +++++++++++
 19 files changed, 1275 insertions(+), 6 deletions(-)
 create mode 100644 res/drawable/btn_black.xml
 create mode 100644 res/drawable/btn_blue.xml
 create mode 100644 res/drawable/btn_brown.xml
 create mode 100644 res/drawable/btn_green.xml
 create mode 100644 res/drawable/btn_purple.xml
 create mode 100644 res/drawable/btn_red.xml
 create mode 100644 res/drawable/btn_yellow.xml
 create mode 100644 res/layout/webdav_prefs.xml
 create mode 100644 src/net/temerity/davsync/DAVException.java
 create mode 100644 src/net/temerity/davsync/DAVNetwork.java
 create mode 100644 src/net/temerity/davsync/DAVProfile.java
 create mode 100644 src/net/temerity/davsync/HttpPropFind.java
 create mode 100644 src/net/temerity/davsync/PropFindHandler.java
 create mode 100644 src/net/temerity/davsync/davsync.java

diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 510ded771..0314e3500 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -82,6 +82,8 @@
 			android:theme="@android:style/Theme.NoTitleBar"></activity>
 		<service android:name="com.keepassdroid.services.TimeoutService"></service>
 		<meta-data android:name="com.a0soft.gphone.aTrackDog.webURL" android:value="http://keepassdroid.com" />
+		<activity android:name="net.temerity.davsync.davsync"></activity>
 	</application>
+	<uses-permission android:name="android.permission.INTERNET" />
 	<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"></uses-permission>
-</manifest> 
\ No newline at end of file
+</manifest> 
diff --git a/res/drawable/btn_black.xml b/res/drawable/btn_black.xml
new file mode 100644
index 000000000..9a2f8ab97
--- /dev/null
+++ b/res/drawable/btn_black.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_pressed="true" >
+        <shape>
+            <solid
+                android:color="#343434" />
+            <stroke
+                android:width="1dp"
+                android:color="#171717" />
+            <corners
+                android:radius="3dp" />
+            <padding
+                android:left="10dp"
+                android:top="10dp"
+                android:right="10dp"
+                android:bottom="10dp" />
+        </shape>
+    </item>
+    <item>
+        <shape>
+            <gradient
+                android:startColor="#343434"
+                android:endColor="#171717"
+                android:angle="270" />
+            <stroke
+                android:width="1dp"
+                android:color="#171717" />
+            <corners
+                android:radius="4dp" />
+            <padding
+                android:left="10dp"
+                android:top="10dp"
+                android:right="10dp"
+                android:bottom="10dp" />
+        </shape>
+    </item>
+</selector>
diff --git a/res/drawable/btn_blue.xml b/res/drawable/btn_blue.xml
new file mode 100644
index 000000000..32f9c6380
--- /dev/null
+++ b/res/drawable/btn_blue.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_pressed="true" >
+        <shape>
+            <solid
+                android:color="#449def" />
+            <stroke
+                android:width="1dp"
+                android:color="#2f6699" />
+            <corners
+                android:radius="3dp" />
+            <padding
+                android:left="10dp"
+                android:top="10dp"
+                android:right="10dp"
+                android:bottom="10dp" />
+        </shape>
+    </item>
+    <item>
+        <shape>
+            <gradient
+                android:startColor="#449def"
+                android:endColor="#2f6699"
+                android:angle="270" />
+            <stroke
+                android:width="1dp"
+                android:color="#2f6699" />
+            <corners
+                android:radius="4dp" />
+            <padding
+                android:left="10dp"
+                android:top="10dp"
+                android:right="10dp"
+                android:bottom="10dp" />
+        </shape>
+    </item>
+</selector>
diff --git a/res/drawable/btn_brown.xml b/res/drawable/btn_brown.xml
new file mode 100644
index 000000000..6d8d59031
--- /dev/null
+++ b/res/drawable/btn_brown.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_pressed="true" >
+        <shape>
+            <solid
+                android:color="#925013" />
+            <stroke
+                android:width="1dp"
+                android:color="#6c3400" />
+            <corners
+                android:radius="3dp" />
+            <padding
+                android:left="10dp"
+                android:top="10dp"
+                android:right="10dp"
+                android:bottom="10dp" />
+        </shape>
+    </item>
+    <item>
+        <shape>
+            <gradient
+                android:startColor="#925013"
+                android:endColor="#6c3400"
+                android:angle="270" />
+            <stroke
+                android:width="1dp"
+                android:color="#6c3400" />
+            <corners
+                android:radius="3dp" />
+            <padding
+                android:left="10dp"
+                android:top="10dp"
+                android:right="10dp"
+                android:bottom="10dp" />
+        </shape>
+    </item>
+</selector>
diff --git a/res/drawable/btn_green.xml b/res/drawable/btn_green.xml
new file mode 100644
index 000000000..d6f7855cb
--- /dev/null
+++ b/res/drawable/btn_green.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_pressed="true" >
+        <shape>
+            <solid
+                android:color="#70c656" />
+            <stroke
+                android:width="1dp"
+                android:color="#53933f" />
+            <corners
+                android:radius="3dp" />
+            <padding
+                android:left="10dp"
+                android:top="10dp"
+                android:right="10dp"
+                android:bottom="10dp" />
+        </shape>
+    </item>
+    <item>
+        <shape>
+            <gradient
+                android:startColor="#70c656"
+                android:endColor="#53933f"
+                android:angle="270" />
+            <stroke
+                android:width="1dp"
+                android:color="#53933f" />
+            <corners
+                android:radius="4dp" />
+            <padding
+                android:left="10dp"
+                android:top="10dp"
+                android:right="10dp"
+                android:bottom="10dp" />
+        </shape>
+    </item>
+</selector>
diff --git a/res/drawable/btn_purple.xml b/res/drawable/btn_purple.xml
new file mode 100644
index 000000000..94e1c1437
--- /dev/null
+++ b/res/drawable/btn_purple.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_pressed="true" >
+        <shape>
+            <solid
+                android:color="#a276eb" />
+            <stroke
+                android:width="1dp"
+                android:color="#6a3ab2" />
+            <corners
+                android:radius="3dp" />
+            <padding
+                android:left="10dp"
+                android:top="10dp"
+                android:right="10dp"
+                android:bottom="10dp" />
+        </shape>
+    </item>
+    <item>
+        <shape>
+            <gradient
+                android:startColor="#a276eb"
+                android:endColor="#6a3ab2"
+                android:angle="270" />
+            <stroke
+                android:width="1dp"
+                android:color="#6a3ab2" />
+            <corners
+                android:radius="4dp" />
+            <padding
+                android:left="10dp"
+                android:top="10dp"
+                android:right="10dp"
+                android:bottom="10dp" />
+        </shape>
+    </item>
+</selector>
diff --git a/res/drawable/btn_red.xml b/res/drawable/btn_red.xml
new file mode 100644
index 000000000..216d100a4
--- /dev/null
+++ b/res/drawable/btn_red.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_pressed="true" >
+        <shape>
+            <solid
+                android:color="#ef4444" />
+            <stroke
+                android:width="1dp"
+                android:color="#992f2f" />
+            <corners
+                android:radius="3dp" />
+            <padding
+                android:left="10dp"
+                android:top="10dp"
+                android:right="10dp"
+                android:bottom="10dp" />
+        </shape>
+    </item>
+    <item>
+        <shape>
+            <gradient
+                android:startColor="#ef4444"
+                android:endColor="#992f2f"
+                android:angle="270" />
+            <stroke
+                android:width="1dp"
+                android:color="#992f2f" />
+            <corners
+                android:radius="3dp" />
+            <padding
+                android:left="10dp"
+                android:top="10dp"
+                android:right="10dp"
+                android:bottom="10dp" />
+        </shape>
+    </item>
+</selector>
diff --git a/res/drawable/btn_yellow.xml b/res/drawable/btn_yellow.xml
new file mode 100644
index 000000000..85439c88d
--- /dev/null
+++ b/res/drawable/btn_yellow.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_pressed="true" >
+        <shape>
+            <solid
+                android:color="#f3ae1b" />
+            <stroke
+                android:width="1dp"
+                android:color="#bb6008" />
+            <corners
+                android:radius="3dp" />
+            <padding
+                android:left="10dp"
+                android:top="10dp"
+                android:right="10dp"
+                android:bottom="10dp" />
+        </shape>
+    </item>
+    <item>
+        <shape>
+            <gradient
+                android:startColor="#f3ae1b"
+                android:endColor="#bb6008"
+                android:angle="270" />
+            <stroke
+                android:width="1dp"
+                android:color="#bb6008" />
+            <corners
+                android:radius="4dp" />
+            <padding
+                android:left="10dp"
+                android:top="10dp"
+                android:right="10dp"
+                android:bottom="10dp" />
+        </shape>
+    </item>
+</selector>
diff --git a/res/layout/password.xml b/res/layout/password.xml
index 02268f9fc..fe0456ce7 100644
--- a/res/layout/password.xml
+++ b/res/layout/password.xml
@@ -85,4 +85,40 @@
 	  android:layout_alignTop="@id/pass_ok"
 	  android:layout_toRightOf="@id/pass_ok"
 	  android:text="@string/show_password"/>
-</RelativeLayout>
\ No newline at end of file
+	<ImageView
+	  android:id="@+id/ImageView01"
+	  android:layout_width="fill_parent"
+	  android:layout_height="wrap_content"
+	  android:layout_alignParentLeft="true"
+	  android:layout_below="@+id/pass_ok"
+	  android:scaleType="fitXY"
+	  android:src="@android:drawable/divider_horizontal_dark" />
+	<TextView
+	  android:id="@+id/textView1"
+	  android:layout_width="wrap_content"
+	  android:layout_height="wrap_content"
+	  android:layout_below="@+id/ImageView01"
+	  android:layout_centerHorizontal="true"
+	  android:layout_marginTop="16dp"
+	  android:text="WebDAV Synchronization"
+	  android:textAppearance="?android:attr/textAppearanceMedium" />
+	<Button
+	  android:id="@+id/sync_button"
+	  style="@style/DAVPrefsButton"
+	  android:layout_width="200dp"
+	  android:layout_height="wrap_content"
+	  android:layout_alignLeft="@+id/textView1"
+	  android:layout_below="@+id/textView1"
+	  android:layout_marginTop="26dp"
+	  android:background="@drawable/btn_green"
+	  android:text="Sync" />
+	<Button
+	  android:id="@+id/webdav_configure_button"
+	  style="@style/DAVPrefsButton"
+	  android:layout_width="wrap_content"
+	  android:layout_height="wrap_content"
+	  android:layout_alignParentBottom="true"
+	  android:layout_centerHorizontal="true"
+	  android:background="@drawable/btn_blue"
+	  android:text="Configure WebDAV" />
+</RelativeLayout>
diff --git a/res/layout/webdav_prefs.xml b/res/layout/webdav_prefs.xml
new file mode 100644
index 000000000..8c30eb510
--- /dev/null
+++ b/res/layout/webdav_prefs.xml
@@ -0,0 +1,120 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="match_parent" android:layout_height="wrap_content">
+
+    <TableLayout
+        android:id="@+id/tableLayout2"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_weight="1" >
+
+        <TableRow
+            android:id="@+id/tableRow3"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content" >
+
+            <TextView
+                android:id="@+id/textView3"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="WebDAV Configuration" />
+        </TableRow>
+
+        <TableRow
+            android:id="@+id/tableRow4"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content" >
+
+            <TextView
+                android:id="@+id/textView1"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text=" " />
+
+        </TableRow>
+    </TableLayout>
+
+  <LinearLayout android:orientation="vertical" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_weight="1">
+    <TextView android:text="Hostname"    style="@style/DAVPrefsHeading" />
+    <EditText android:id="@+id/hostname" style="@style/DAVPrefsEditBox" />
+    <TextView android:text="Resource"    style="@style/DAVPrefsHeading" />
+    <EditText android:id="@+id/resource" style="@style/DAVPrefsEditBox" />
+    <TextView android:text="Username"    style="@style/DAVPrefsHeading" />
+    <EditText android:id="@+id/username" style="@style/DAVPrefsEditBox" />
+    <TextView android:text="Password"    style="@style/DAVPrefsHeading" />
+    <EditText android:id="@+id/password" style="@style/DAVPrefsEditBox" android:password="true" />
+
+  </LinearLayout>
+
+  <TableLayout
+      android:layout_width="match_parent"
+      android:layout_height="match_parent"
+      android:layout_weight="1"
+      android:stretchColumns="*" >
+
+      <TableRow
+          android:id="@+id/tableRow5"
+          android:layout_width="wrap_content"
+          android:layout_height="wrap_content" >
+
+          <TextView
+              android:id="@+id/textView4"
+              android:layout_width="wrap_content"
+              android:layout_height="wrap_content"
+              android:text=" " />
+
+      </TableRow>
+
+      <TableRow android:layout_width="match_parent" >
+
+          <Button
+              android:id="@+id/wdc_save"
+              style="@style/DAVPrefsButton"
+              android:background="@drawable/btn_red"
+              android:text="Save" />
+
+          <Button
+              android:id="@+id/wdc_clear"
+              style="@style/DAVPrefsButton"
+              android:background="@drawable/btn_purple"
+              android:text="Clear" />
+
+          <Button
+              android:id="@+id/wdc_test"
+              style="@style/DAVPrefsButton"
+              android:background="@drawable/btn_yellow"
+              android:text="Test" />
+      </TableRow>
+
+  </TableLayout>
+
+  <TableLayout
+      android:id="@+id/tableLayout1"
+      android:layout_width="match_parent"
+      android:layout_height="wrap_content"
+      android:layout_weight="1" >
+
+      <TableRow
+          android:id="@+id/tableRow2"
+          android:layout_width="wrap_content"
+          android:layout_height="wrap_content" >
+
+          <TextView
+              android:id="@+id/textView2"
+              android:layout_width="wrap_content"
+              android:layout_height="wrap_content"
+              android:text=" "
+              android:textAppearance="?android:attr/textAppearanceSmall" />
+      </TableRow>
+
+      <TableRow
+          android:id="@+id/tableRow1"
+          android:layout_width="match_parent"
+          android:layout_height="wrap_content"
+          android:layout_weight="1" >
+
+
+      </TableRow>
+  </TableLayout>
+ 
+</LinearLayout>
+
diff --git a/res/values/styles.xml b/res/values/styles.xml
index d68b6d4ed..bd55b1e1e 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -60,4 +60,27 @@
 	<style name="EntryItem">
 		<item name="@android:padding">5sp</item>
 	</style>
-</resources>
\ No newline at end of file
+	<style name="DAVPrefsButton">
+		<item name="android:layout_width">match_parent</item>
+		<item name="android:layout_height">wrap_content</item>
+		<item name="android:textColor">#ffffff</item>
+		<item name="android:gravity">center</item>
+		<item name="android:layout_margin">3dp</item>
+		<item name="android:textStyle">bold</item>
+		<item name="android:shadowColor">#000000</item>
+		<item name="android:shadowDx">1</item>
+		<item name="android:shadowDy">1</item>
+		<item name="android:shadowRadius">2</item>
+	</style>
+	<style name="DAVPrefsEditBox">
+		<item name="android:layout_width">match_parent</item>
+		<item name="android:layout_height">wrap_content</item>
+		<item name="android:inputType">textNoSuggestions</item>
+		<item name="android:background">@android:drawable/editbox_background</item>
+	</style>
+	<style name="DAVPrefsHeading">
+		<item name="android:layout_width">match_parent</item>
+		<item name="android:layout_height">wrap_content</item>
+		<item name="android:layout_weight">1</item>
+	</style>
+</resources>
diff --git a/src/com/keepassdroid/PasswordActivity.java b/src/com/keepassdroid/PasswordActivity.java
index 015dedffa..fe1207524 100644
--- a/src/com/keepassdroid/PasswordActivity.java
+++ b/src/com/keepassdroid/PasswordActivity.java
@@ -21,14 +21,24 @@
 
 import java.io.File;
 import java.io.FileNotFoundException;
+import java.io.IOException;
 import java.net.URLDecoder;
 
+import net.temerity.davsync.DAVException;
+import net.temerity.davsync.DAVNetwork;
+import net.temerity.davsync.DAVProfile;
+
 import android.app.Activity;
+import android.app.AlertDialog;
 import android.content.BroadcastReceiver;
 import android.content.Context;
+import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.content.SharedPreferences;
+import android.content.pm.PackageManager;
+import android.graphics.Color;
+import android.graphics.drawable.Drawable;
 import android.net.Uri;
 import android.os.Bundle;
 import android.os.Handler;
@@ -59,6 +69,7 @@
 import com.keepassdroid.utils.Interaction;
 import com.keepassdroid.utils.Util;
 
+
 public class PasswordActivity extends LockingActivity {
 
 	private static final int MENU_ABOUT = Menu.FIRST;
@@ -130,7 +141,71 @@ protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 		}
 		
 	}
+	
+	/* added by mcrawford */
+	protected void processSyncButtons()
+	{
+		FileDbHelper dbHelp = App.fileDbHelper; // database for recent files
+		Button syncbutton = (Button) findViewById(R.id.sync_button);
 
+		try {
+			final AlertDialog worked = new AlertDialog.Builder(this).setTitle("Success!").setMessage("File was synchronized successfully!").create();
+			final AlertDialog failed = new AlertDialog.Builder(this).setTitle("Failure!").setMessage("Unable to synchronize file!").create();
+			
+			final DAVProfile prof = dbHelp.getDavProfile(mFileName);
+			syncbutton.setOnClickListener(new View.OnClickListener() {
+				
+				public void onClick(View v) {
+					DAVNetwork net = new DAVNetwork(prof, new File(mFileName));
+					try {
+						if(net.sync())
+							worked.show();
+						else
+							failed.show();
+					} catch (Exception e) {
+						// FIXME: do something here
+					}
+				}
+			});
+			syncbutton.setEnabled(true);
+			syncbutton.setBackgroundDrawable(getResources().getDrawable(R.drawable.btn_green));
+			syncbutton.setText("Sync");
+			syncbutton.setTextColor(Color.WHITE);
+			///TODO come back to this after webdav is configured.
+		} catch( DAVException ce ) {
+			syncbutton.setEnabled(false);
+			syncbutton.setBackgroundDrawable(null);
+			syncbutton.setText("No WebDAV Configuration Found");
+			syncbutton.setTextColor(Color.RED);
+		}
+		
+		Button wdcbutton = (Button) findViewById(R.id.webdav_configure_button);
+		wdcbutton.setOnClickListener(new View.OnClickListener() {
+			
+			public void onClick(View v) {
+				Intent x = new Intent(PasswordActivity.this, net.temerity.davsync.davsync.class);
+				x.putExtra("kdbfile",mFileName); 
+				startActivityForResult(x, 0);
+			}
+		});
+	}
+	
+	
+	@Override
+	protected void onResume()
+	{
+		super.onResume();
+		processSyncButtons();
+	}
+	
+	/* end added by mcrawford */
+	
+	private boolean checkNetworkPermission() {
+	    String permission = "android.permission.INTERNET";
+	    int res = getBaseContext().checkCallingOrSelfPermission(permission);
+	    return res == PackageManager.PERMISSION_GRANTED;        
+	}
+	
 	@Override
 	protected void onCreate(Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
@@ -179,7 +254,7 @@ protected void onCreate(Bundle savedInstanceState) {
 		
 		setContentView(R.layout.password);
 		populateView();
-
+		
 		Button confirmButton = (Button) findViewById(R.id.pass_ok);
 		confirmButton.setOnClickListener(new OkClickHandler());
 		
@@ -226,6 +301,9 @@ public void onClick(View v) {
 					
 			}
 		});
+		/* added by mcrawford */
+		processSyncButtons();
+		/* end added by mcrawford */
 		
 		retrieveSettings();
 		
diff --git a/src/com/keepassdroid/fileselect/FileDbHelper.java b/src/com/keepassdroid/fileselect/FileDbHelper.java
index 6d39c5638..31d5d56e7 100644
--- a/src/com/keepassdroid/fileselect/FileDbHelper.java
+++ b/src/com/keepassdroid/fileselect/FileDbHelper.java
@@ -19,6 +19,8 @@
  */
 package com.keepassdroid.fileselect;
 
+import net.temerity.davsync.DAVException;
+import net.temerity.davsync.DAVProfile;
 import android.content.ContentValues;
 import android.content.Context;
 import android.content.SharedPreferences;
@@ -27,6 +29,7 @@
 import android.database.sqlite.SQLiteDatabase;
 import android.database.sqlite.SQLiteOpenHelper;
 
+
 public class FileDbHelper {
 	
 	public static final String LAST_FILENAME = "lastFile";
@@ -34,7 +37,7 @@ public class FileDbHelper {
 	
 	private static final String DATABASE_NAME = "keepassdroid";
 	private static final String FILE_TABLE = "files";
-	private static final int DATABASE_VERSION = 1;
+	private static final int DATABASE_VERSION = 2;
 	
 	private static final int MAX_FILES = 5;
 	
@@ -47,6 +50,8 @@ public class FileDbHelper {
 		"create table " + FILE_TABLE + " ( " + KEY_FILE_ID + " integer primary key autoincrement, " 
 			+ KEY_FILE_FILENAME + " text not null, " + KEY_FILE_KEYFILE + " text, "
 			+ KEY_FILE_UPDATED + " integer not null);";
+	private static final String DATABASE_CREATE_DAV =
+		"CREATE TABLE IF NOT EXISTS dav_profiles ( filename TEXT PRIMARY KEY, hostname TEXT, resource TEXT, username TEXT, password TEXT );";
 	
 	private final Context mCtx;
 	private DatabaseHelper mDbHelper;
@@ -63,6 +68,7 @@ private static class DatabaseHelper extends SQLiteOpenHelper {
 		@Override
 		public void onCreate(SQLiteDatabase db) {
 			db.execSQL(DATABASE_CREATE);
+			db.execSQL(DATABASE_CREATE_DAV);
 			
 			// Migrate preference to database if it is set.
 			SharedPreferences settings = mCtx.getSharedPreferences("PasswordActivity", Context.MODE_PRIVATE); 
@@ -88,7 +94,10 @@ public void onCreate(SQLiteDatabase db) {
 
 		@Override
 		public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
-			// Only one database version so far
+			// this new database will also contain DAV profiles
+			if( oldVersion == 1 && newVersion == 2 ) {
+				db.execSQL(DATABASE_CREATE_DAV);
+			}
 		}
 		
 		private void deletePrefs(SharedPreferences prefs) {
@@ -104,6 +113,36 @@ private void deletePrefs(SharedPreferences prefs) {
 		}
 	}
 	
+	public void addDavProfile(DAVProfile p) {
+		if( ! isOpen() ) {
+			open();
+		}
+		String q = "INSERT OR REPLACE INTO dav_profiles VALUES('"
+			   + p.getFilename() + "','"
+			   + p.getHostname() + "','"
+			   + p.getResource() + "','"
+			   + p.getUsername() + "','"
+			   + p.getPassword() + "');";
+		mDb.execSQL(q);
+	}
+	
+	public void delDavProfile(String filename) {
+		mDb.execSQL("DELETE FROM dav_profiles WHERE filename LIKE '" + filename + "';");
+	}
+	
+	public DAVProfile getDavProfile(String filename) throws DAVException  {
+		if( ! isOpen() ) {
+			open();
+		}
+		Cursor c = mDb.rawQuery("SELECT * FROM dav_profiles WHERE filename = '" + filename + "';", null);
+		if( c.getCount() == 0 ) {
+			throw new DAVException();
+		} else {
+			c.moveToFirst();
+			return new DAVProfile(c.getString(0), c.getString(1), c.getString(2), c.getString(3), c.getString(4));
+		}
+	}
+	
 	public FileDbHelper(Context ctx) {
 		mCtx = ctx;
 	}
diff --git a/src/net/temerity/davsync/DAVException.java b/src/net/temerity/davsync/DAVException.java
new file mode 100644
index 000000000..3a8f637f1
--- /dev/null
+++ b/src/net/temerity/davsync/DAVException.java
@@ -0,0 +1,32 @@
+package net.temerity.davsync;
+
+import java.lang.Exception;
+import java.lang.Throwable;
+
+public class DAVException extends Exception {
+
+	private static final long serialVersionUID = -4879636486257695816L;
+	private String error = "unknown error";
+
+	public DAVException() {
+		super();
+	}
+
+	public DAVException(String msg) {
+		super(msg);
+		error = msg;
+	}
+
+	public DAVException(String msg, Throwable cause) {
+		super(msg, cause);
+		error = msg;
+	}
+
+	public DAVException(Throwable cause) {
+		super(cause);
+	}
+
+	public String toString() {
+		return new String(error);
+	}
+}
diff --git a/src/net/temerity/davsync/DAVNetwork.java b/src/net/temerity/davsync/DAVNetwork.java
new file mode 100644
index 000000000..392e9e8fc
--- /dev/null
+++ b/src/net/temerity/davsync/DAVNetwork.java
@@ -0,0 +1,336 @@
+package net.temerity.davsync;
+
+import android.util.Log;
+
+import java.io.ByteArrayInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.File;
+import java.io.InputStream;
+import java.lang.IllegalArgumentException;
+import java.text.DateFormat;
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.Iterator;
+
+import javax.xml.XMLConstants;
+import javax.xml.namespace.NamespaceContext;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
+import javax.xml.xpath.XPath;
+import javax.xml.xpath.XPathConstants;
+import javax.xml.xpath.XPathExpression;
+import javax.xml.xpath.XPathExpressionException;
+import javax.xml.xpath.XPathFactory;
+
+import org.apache.http.impl.client.DefaultHttpClient;
+import org.apache.http.auth.AuthScope;
+import org.apache.http.auth.Credentials;
+import org.apache.http.client.ClientProtocolException;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.client.methods.HttpPut;
+import org.apache.http.entity.FileEntity;
+import org.apache.http.params.HttpConnectionParams;
+import org.apache.http.params.HttpParams;
+import org.apache.http.HttpEntity;
+import org.apache.http.HttpResponse;
+import org.apache.http.HttpStatus;
+import org.apache.http.auth.UsernamePasswordCredentials;
+
+import org.w3c.dom.DOMException;
+import org.w3c.dom.Document;
+import org.w3c.dom.NodeList;
+import org.xml.sax.SAXException;
+
+public class DAVNetwork {
+	private DateFormat lmfmt; // last modified formatter
+	private File path;
+	private String url;
+	private Credentials creds;
+	private DefaultHttpClient client;
+	private XPathExpression expr = null;
+	
+	public DAVNetwork(DAVProfile profile, File kpfile) {
+		url = "https://" + profile.getHostname() + profile.getResource();
+		//File sdcard = Environment.getExternalStorageDirectory();
+		path = kpfile;
+		//no need to create dirs since the file MUST already exist...
+		//path.getParentFile().mkdirs();
+		client = new DefaultHttpClient();
+
+		HttpParams params = client.getParams();
+		HttpConnectionParams.setConnectionTimeout(params, 5000);
+		HttpConnectionParams.setSoTimeout(params, 5000);
+
+		creds = new UsernamePasswordCredentials(profile.getUsername(), profile.getPassword());
+		AuthScope as = new AuthScope(profile.getHostname(), 443);
+		client.getCredentialsProvider().setCredentials(as, creds); // also: AuthScope.ANY
+
+		//CredentialsProvider cp = new BasicCredentialsProvider();
+		//cp.setCredentials(AuthScope.ANY, creds);
+		//client.setCredentialsProvider(cp);
+		lmfmt = new SimpleDateFormat("E, dd MMM yyyy HH:mm:ss Z");
+	}
+	
+	private class DAVNamespaceContext implements NamespaceContext {
+
+		@Override public String getNamespaceURI(String prefix) {
+			if( prefix.equals("D") ) {
+				return "DAV:";
+			} else if( prefix.equals("lp1") ) {
+				return "DAV:";
+			} else if( prefix.equals("lp2") ) {
+				return "http://apache.org/dav/props/";
+			} else if( prefix.equals("lp3") ) {
+				return "http://subversion.tigris.org/xmlns/dav/";
+			}
+			return XMLConstants.NULL_NS_URI;
+		}
+
+		@Override public String getPrefix(String namespaceURI) {
+			return null;
+		}
+
+		@Override public Iterator<String> getPrefixes(String namespaceURI) {
+			return null;
+		}
+		
+	}
+	
+	private Date getRemoteTimestamp() throws ClientProtocolException, IOException, ParserConfigurationException, SAXException {
+		final String TAG = "DAVNetwork::getRemoteTimestamp";
+		
+		HttpPropFind hpf = new HttpPropFind(url);
+		HttpResponse hr = client.execute(hpf);
+		HttpEntity he = hr.getEntity();
+		if( he == null ) {
+			throw new SAXException("Caught illegal entity after executing PROPFIND");
+		}
+		InputStream xmlStream = he.getContent();
+
+		long xmlLength = he.getContentLength();
+		if (xmlLength < 0) {
+			Log.d(TAG, "Could not get content length for PROPFIND: " + xmlLength);
+			throw new IOException("Unknown MultiStatus length from PROPFIND");
+		}
+		
+		byte[] xmlData = new byte[(int) xmlLength];
+		int offset = 0, bytesRead = 0;
+		while (offset < xmlLength && bytesRead >= 0) {
+			bytesRead = xmlStream.read(xmlData, offset, xmlData.length - offset);
+			offset += bytesRead;
+		}
+
+		xmlStream.close();
+		he.consumeContent();
+
+		if( offset < xmlData.length ) {
+			Log.d(TAG, "FATAL: got " + offset + " bytes, expecting " + xmlLength + " bytes");
+			throw new IOException("Unable to determine remote properties");
+		}
+		
+		// parse the XML
+		DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
+		dbf.setNamespaceAware(true);
+		DocumentBuilder db = dbf.newDocumentBuilder();
+		Document doc = db.parse(new ByteArrayInputStream(xmlData));
+		
+		if( expr == null ) {
+			XPathFactory factory = XPathFactory.newInstance();
+			XPath xpath = factory.newXPath();
+			xpath.setNamespaceContext(new DAVNamespaceContext());
+			try {
+				//expr = xpath.compile("/D:multistatus/D:response/D:propstat/D:prop/*[starts-with(name(), 'lp1:')]");
+				expr = xpath.compile("/D:multistatus/D:response/D:propstat/D:prop/lp1:getlastmodified");
+			} catch (XPathExpressionException e) {
+				Log.d(TAG, "Unable to compile XPath expression: " + e);
+				throw new SAXException("Unable to compile XPath expression");
+			}
+		}
+
+		NodeList nodes;
+		try {
+			nodes = (NodeList)expr.evaluate(doc, XPathConstants.NODESET);
+		} catch (XPathExpressionException e) {
+			Log.d(TAG, "Unable to compile XPath expression");
+			throw new SAXException("Unable to compile XPath expression");
+		}
+		
+		if( nodes.getLength() != 1 ) {
+			Log.d(TAG, "timestamp count for target != 1");
+			throw new SAXException("Received incorrect PROPFIND XML");
+		}
+
+		try {
+			Date lastModified = (Date)lmfmt.parse(nodes.item(0).getTextContent());
+			Log.d(TAG, "Success: timestamp = " + lastModified);
+			return lastModified;
+		} catch (DOMException e) {
+			Log.d(TAG, "Date content string too long");
+		} catch (ParseException e) {
+			Log.d(TAG, "Failed to parse date from WebDAV server");
+		}
+		throw new SAXException(); // should never get here
+
+		/*
+		SAXParserFactory spf = SAXParserFactory.newInstance();
+		SAXParser sp = spf.newSAXParser();
+		PropFindHandler pfh = new PropFindHandler();
+		XMLReader xr = sp.getXMLReader();
+		xr.setContentHandler(pfh);
+		xr.parse(new InputSource(new ByteArrayInputStream(xmlData)));
+		return pfh.lastModified;
+		*/
+	}
+
+	public boolean testRemote() {
+		final String TAG = "DAVNetwork::testRemote";
+		try {
+			HttpPropFind hpf = new HttpPropFind(url);
+			HttpResponse hr = client.execute(hpf);
+			int ret = hr.getStatusLine().getStatusCode();
+			
+			HttpEntity he = hr.getEntity();
+			if( he != null ) {
+				he.consumeContent();
+			}
+			
+			if( ret == HttpStatus.SC_MULTI_STATUS || ret == HttpStatus.SC_NOT_FOUND ) {
+				Log.d(TAG, "PROPFIND succeeded on remote resource and returned " + ret);
+				return true;
+			} else {
+				Log.d(TAG, "PROPFIND failed on remote resource and returned " + ret);
+				return false;
+			}
+		} catch (ClientProtocolException e) {
+			Log.d(TAG, "Caught ClientProtocolException: " + e);
+			return false;
+		} catch (IOException e) {
+			Log.d(TAG, "Caught IOException: " + e);
+			return false;
+		}
+	}
+	
+	public boolean sync() throws IOException, IllegalArgumentException {
+		final String TAG = "DAVNetwork::sync";
+		Date date_remote, date_local;
+		boolean has_remote, has_local;
+		
+		// get local & remote info
+		try {
+			date_remote = getRemoteTimestamp();
+			has_remote = true;
+		} catch( Exception e ) {
+			date_remote = new Date(1900, 1, 1);
+			has_remote = false;
+		}
+        if( path.exists() ) {
+        	date_local = new Date(path.lastModified());
+        	has_local = true;
+        } else {
+        	date_local = new Date(1900, 1, 1);
+        	has_local = false;
+        }
+
+        // do the sync
+        if( has_local == true && has_remote == false ) {
+        	Log.d(TAG, "Uploading local file");
+        	return upload(date_local);
+        } else if( has_local == false && has_remote == true ) {
+        	Log.d(TAG, "Downloading remote file");
+        	return download(date_remote);
+        } else if( has_local == false && has_remote == false ) {
+        	// this should never happen
+        	Log.d(TAG, "New KDB file creation unimplemented");
+        	return false;
+        } else {        	
+        	Log.d(TAG, date_remote.toString() + " <=> " + date_local.toString() );
+        	
+        	int comparator = date_local.compareTo(date_remote);
+        	if( comparator < 0 ) {
+        		Log.d(TAG, "Final sync decision: download");
+        		return download(date_remote);
+        	} else if( comparator > 0 ) {
+        		Log.d(TAG, "Final sync decision: upload");
+        		return upload(date_local);
+        	} else {
+        		// the files are already synced, we do nothing
+        		Log.d(TAG, "Final sync decision: the files are equal");
+        		return true;
+        	}
+        }
+	}
+	
+	// FIXME: is it possible to set the date on the uploaded file?
+	private boolean upload(Date modified) {
+		int ret = -1;
+		final String TAG = "DAVNetwork::upload";
+        
+        HttpPut pm = new HttpPut(url);
+		pm.setEntity(new FileEntity(path, "binary/octet-stream"));
+		
+		try {
+			HttpResponse hr = client.execute(pm);
+			ret = hr.getStatusLine().getStatusCode();
+			
+			HttpEntity he = hr.getEntity();
+			if( he != null ) {
+				he.consumeContent();
+			}
+			
+			if( ret >= 200 && ret <= 226 ) {
+				Log.d(TAG, "Put method successfully completed");
+				/* hack, hack, hack: set the local file's modification date equal to the remote's */
+				try {
+					Date d = getRemoteTimestamp();
+					if( ! path.setLastModified( d.getTime() ) )
+							Log.d(TAG, "Could not set local timestamp [1]");
+				} catch( Exception e ) {
+					Log.d(TAG, "Could not set local timestamp [2]");
+				}
+				return true;
+			} else {
+				Log.d(TAG, "Failed to execute Put method: " + ret);
+				return false;
+			}
+		} catch( IOException ioe ) {
+			Log.d(TAG, "Caught IOException while uploading file");
+			return false;
+		}
+		// common: HttpStatus.SC_NO_CONTENT HttpStatus.SC_CREATED HttpStatus.SC_OK
+	}
+	
+	private boolean download(Date modified) {
+		int ret = -1;
+		final String TAG = "DAVNetwork::upload";
+		HttpGet gm = new HttpGet(url);
+		try {
+			HttpResponse hr = client.execute(gm);
+			ret = hr.getStatusLine().getStatusCode();
+			HttpEntity entity = hr.getEntity();
+			if (ret == HttpStatus.SC_OK && entity != null ) {
+				// long rlen = entity.getContentLength();
+			    InputStream input = entity.getContent();
+				FileOutputStream output = new FileOutputStream(path, false);
+				int count = -1;
+				byte[] buffer = new byte[8192];
+				while( (count = input.read(buffer)) != -1 ) {
+					output.write(buffer, 0, count);
+				}
+				output.flush();
+				output.close();
+				input.close();
+				if( ! path.setLastModified(modified.getTime()) ) {
+					Log.w(TAG, "Failed to set local last-modified time equal to remote");
+				}
+			}
+			entity.consumeContent();
+			return true;
+		} catch( IOException ioe ) {
+			Log.d(TAG, "Caught IOException while downloading file");
+			return false;
+		}
+	}
+}
diff --git a/src/net/temerity/davsync/DAVProfile.java b/src/net/temerity/davsync/DAVProfile.java
new file mode 100644
index 000000000..5f65093f1
--- /dev/null
+++ b/src/net/temerity/davsync/DAVProfile.java
@@ -0,0 +1,38 @@
+package net.temerity.davsync;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.util.Properties;
+
+public class DAVProfile {
+	private String filename, username, password, hostname, resource;
+	
+	public DAVProfile(String filename, String hostname, String resource, String username, String password) {
+		this.filename = new String(filename);
+		this.username = new String(username);
+		this.password = new String(password);
+		this.hostname = new String(hostname);
+		this.resource = new String(resource);
+	}
+
+	public String getFilename() {
+		return new String(filename);
+	}
+	
+	public String getHostname() {
+		return new String(hostname);
+	}
+
+	public String getResource() {
+		return new String(resource);
+	}
+
+	public String getUsername() {
+		return new String(username);
+	}
+
+	public String getPassword() {
+		return new String(password);
+	}
+}
+
diff --git a/src/net/temerity/davsync/HttpPropFind.java b/src/net/temerity/davsync/HttpPropFind.java
new file mode 100644
index 000000000..a235a9fe4
--- /dev/null
+++ b/src/net/temerity/davsync/HttpPropFind.java
@@ -0,0 +1,45 @@
+package net.temerity.davsync;
+
+import java.net.URI;
+import org.apache.http.HttpEntityEnclosingRequest;
+import org.apache.http.client.methods.HttpEntityEnclosingRequestBase;
+
+
+public class HttpPropFind extends HttpEntityEnclosingRequestBase implements HttpEntityEnclosingRequest {
+
+	private final int DEPTH = 1;
+    public final static String METHOD_NAME = "PROPFIND";
+
+    public HttpPropFind() {
+        super();
+        this.setHeader("Content-Type", "text/xml");
+        this.setDepth(DEPTH);
+    }
+
+    public HttpPropFind(final URI uri) {
+        super();
+        this.setHeader("Content-Type", "text/xml");
+        this.setDepth(DEPTH);
+        this.setURI(uri);
+    }
+
+    public void setDepth(int val) {
+        this.setHeader("Depth", String.valueOf(val));
+    }
+
+    /**
+     * @throws IllegalArgumentException if the uri is invalid.
+     */
+    public HttpPropFind(final String uri) {
+        super();
+        this.setHeader("Content-Type", "text/xml");
+        this.setDepth(DEPTH);
+        setURI(URI.create(uri));
+    }
+
+    @Override
+    public String getMethod() {
+        return METHOD_NAME;
+    }
+    
+}
diff --git a/src/net/temerity/davsync/PropFindHandler.java b/src/net/temerity/davsync/PropFindHandler.java
new file mode 100644
index 000000000..67dc78e5d
--- /dev/null
+++ b/src/net/temerity/davsync/PropFindHandler.java
@@ -0,0 +1,54 @@
+package net.temerity.davsync;
+
+import java.text.DateFormat;
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+import org.xml.sax.Attributes;
+import org.xml.sax.SAXException;
+import org.xml.sax.helpers.DefaultHandler;
+
+public class PropFindHandler extends DefaultHandler {
+	private int level = 0;
+	private Boolean ele_getlastmodified = false, gotResponse = false;
+	public Date lastModified;
+
+	@Override public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
+		level++;
+		
+		/*
+		 * We only support a single response element - this indicates a regular file
+		 * If multiple response elements are returned, we have a directory listing
+		 */
+		if( qName.equals("D:response") ) {
+			if( gotResponse == false )
+				gotResponse = true;
+			else
+				throw new SAXException("Found multiple response elements");
+		}
+		
+		if( qName.equals("lp1:getlastmodified") ) {
+			ele_getlastmodified = true;
+		}
+	}
+
+	@Override public void endElement(String uri, String localName, String qName) throws SAXException {
+		level--;
+		if( qName.equals("lp1:getlastmodified") ) {
+			ele_getlastmodified = false;
+		}
+	}
+
+	@Override public void characters(char[] ch, int start, int length) throws SAXException {
+		if( ele_getlastmodified == true ) {
+			String dateString = new String(ch, start, length);
+			DateFormat fmt = new SimpleDateFormat("E, dd MMM yyyy HH:mm:ss Z");
+			try {
+	    		lastModified = (Date)fmt.parse(dateString);
+	    	} catch( ParseException pe ) {
+	    		throw new SAXException("Unable to parse remote timestamp");
+	    	}
+		}
+	}
+}
diff --git a/src/net/temerity/davsync/davsync.java b/src/net/temerity/davsync/davsync.java
new file mode 100644
index 000000000..7d7d41711
--- /dev/null
+++ b/src/net/temerity/davsync/davsync.java
@@ -0,0 +1,207 @@
+package net.temerity.davsync;
+
+import java.io.File;
+import java.util.Properties;
+
+import com.android.keepass.R;
+import com.keepassdroid.app.App;
+import com.keepassdroid.fileselect.FileDbHelper;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.TextView;
+import android.widget.TextView.OnEditorActionListener;
+import android.widget.Toast;
+import android.util.Log;
+import android.view.KeyEvent;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.content.Context;
+
+public class davsync extends Activity {
+
+    private Context context;
+    private File kdbfile;
+    protected boolean changed;
+	FileDbHelper dbHelp = App.fileDbHelper; // database for recent files
+    private EditText[] field = new EditText[4]; // hostname, resource, username, password
+    private Button[] button = new Button[4]; // save, clear, test, sync
+
+    private enum ButtonType {
+        SAVE, CLEAR, TEST, SYNC
+    }
+
+    private class ButtonListener implements OnClickListener {
+        ButtonType type;
+
+        public ButtonListener(ButtonType type) {
+            this.type = type;
+        }
+        public void onClick(View v) {
+            switch( type ) {
+            case SAVE:
+            	save();
+                break;
+            case CLEAR:
+            	clear();
+                break;
+            case TEST:
+                test();
+                break;
+            case SYNC:
+            	sync();
+            	break;
+            }
+        }
+    }
+
+    // TODO: delete the database entry
+    private void clear() {
+    	for(int i = 0; i < field.length; i++)
+    		field[i].setText("");
+    	dbHelp.delDavProfile(kdbfile.getAbsolutePath());
+    }
+    
+    private void save() {
+    	try {
+			dbHelp.addDavProfile(getCurrentProfile());
+			Toast.makeText(context, "Saved", Toast.LENGTH_SHORT).show();
+	    	finish();
+    	} catch (DAVException e1) {
+    		Toast.makeText(context, "Invalid", Toast.LENGTH_SHORT).show();
+    	}
+    }
+    
+    // TODO: add a dialog during the test
+    // http://developer.android.com/guide/topics/ui/dialogs.html
+    private void test() {
+    	Toast toast = Toast.makeText(context, "Unspecified test failure", Toast.LENGTH_SHORT);
+    	try {
+			DAVNetwork net = new DAVNetwork(getCurrentProfile(), kdbfile);
+			if( net.testRemote() ) {
+				toast = Toast.makeText(context, "Test succeeded", Toast.LENGTH_SHORT);
+			} else {
+				toast = Toast.makeText(context, "Test failed", Toast.LENGTH_SHORT);
+			}
+		} catch (DAVException ce) {
+			toast = Toast.makeText(context, ce.toString(), Toast.LENGTH_SHORT);
+		} finally {
+			toast.show();
+		}
+    }
+    
+    private void sync() {
+    	Toast toast = Toast.makeText(context, "Unspecified test failure", Toast.LENGTH_SHORT);
+    	try {
+    		DAVNetwork net = new DAVNetwork(getCurrentProfile(), kdbfile);
+    		if( net.sync() == true ) {
+    			toast = Toast.makeText(context, "Sync succeeded", Toast.LENGTH_SHORT);
+    		} else {
+    			toast = Toast.makeText(context, "Sync failed", Toast.LENGTH_SHORT);
+    		}
+    	} catch( Exception e ) {
+    		// TODO
+    	} finally {
+    		toast.show();
+    	}
+    }
+
+    // read the state of all fields from memory and return a Profile object
+    private DAVProfile getCurrentProfile() throws DAVException {
+        String host = field[0].getText().toString();
+        if( ! host.matches("[a-zA-Z0-9.]+") ) {
+        	throw new DAVException("Please input a valid hostname");
+        }
+        String rsrc = field[1].getText().toString();
+        if( ! rsrc.matches("[a-zA-Z0-9./]+") ) {
+        	throw new DAVException("Please input a valid resource");
+        }
+        String user = field[2].getText().toString();
+        if( user.length() == 0 ) {
+        	throw new DAVException("Please input a valid username");
+        }
+        String pass = field[3].getText().toString();
+        if( pass.length() == 0 ) {
+        	throw new DAVException("Please input a valid password");
+        }
+        
+        return new DAVProfile(kdbfile.getAbsolutePath(), host, rsrc, user, pass);
+    }
+
+    /** Called when the activity is first created. */
+    @Override public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        changed = false;
+        setContentView(R.layout.webdav_prefs);
+        context = getApplicationContext();
+        String kdbfilepath = getIntent().getStringExtra("kdbfile");
+        if( kdbfilepath == null ) {
+        	// FIXME: this shouldn't ever happen
+        	Log.w("davsync::onCreate","kdbfilepath not present, things will go pear-shaped soon!");
+        }
+        kdbfile = new File(kdbfilepath);
+                
+        /*
+		AlertDialog.Builder builder = new AlertDialog.Builder(this);
+		builder.setMessage(filepath)
+		       .setCancelable(true);
+		AlertDialog alert = builder.create();
+		alert.show();
+		*/
+		
+        
+        // handle button events
+        button[0] = (Button)this.findViewById(R.id.wdc_save);
+        button[1] = (Button)this.findViewById(R.id.wdc_clear);
+        button[2] = (Button)this.findViewById(R.id.wdc_test);
+
+        button[0].setOnClickListener(new ButtonListener(ButtonType.SAVE));
+        button[1].setOnClickListener(new ButtonListener(ButtonType.CLEAR));
+        button[2].setOnClickListener(new ButtonListener(ButtonType.TEST));
+
+        /*field[0].setOnEditorActionListener(new EditActionListener());
+        field[1].setOnEditorActionListener(new EditActionListener());
+        field[2].setOnEditorActionListener(new EditActionListener());
+        field[3].setOnEditorActionListener(new EditActionListener());
+        */
+        
+        // access to text fields
+        field[0] = (EditText)findViewById(R.id.hostname);
+        field[1] = (EditText)findViewById(R.id.resource);
+        field[2] = (EditText)findViewById(R.id.username);
+        field[3] = (EditText)findViewById(R.id.password);
+
+        try {
+        	DAVProfile p = dbHelp.getDavProfile(kdbfilepath);
+        	field[0].setText(p.getHostname());
+        	field[1].setText(p.getResource());
+        	field[2].setText(p.getUsername());
+        	field[3].setText(p.getPassword());
+        } catch( DAVException ce ) {
+        	// configuration doesn't exist, but thats okay - just don't set field values
+        }
+    }
+    
+    public String getString(Properties props, String key)
+    {
+    	String temp = (String)props.get(key);
+    	if(temp == null)
+    		temp = "";
+    	
+    	return temp;
+    }
+    
+    class EditActionListener implements OnEditorActionListener
+    {
+
+		@Override
+		public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
+			// TODO Auto-generated method stub
+			changed = true;
+			return false;
+		}
+    	
+    }
+}