Refactor EIP UI and control logic out of Dashboard into a Fragment

1 files changed, 234 insertions, 0 deletions

diff --git a/src/se/leap/leapclient/EipServiceFragment.java b/src/se/leap/leapclient/EipServiceFragment.java
new file mode 100644
index 00000000..485a06af
--- /dev/null
+++ b/src/se/leap/leapclient/EipServiceFragment.java
@@ -0,0 +1,234 @@
+package se.leap.leapclient;
+
+import se.leap.openvpn.LogWindow;
+import se.leap.openvpn.OpenVPN;
+import se.leap.openvpn.OpenVPN.StateListener;
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Fragment;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.ResultReceiver;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.CompoundButton.OnCheckedChangeListener;
+import android.widget.CompoundButton;
+import android.widget.RelativeLayout;
+import android.widget.Switch;
+import android.widget.TextView;
+
+public class EipServiceFragment extends Fragment implements StateListener, OnClickListener, OnCheckedChangeListener {
+	
+	private View eipFragment;
+	private Switch eipSwitch;
+	private View eipDetail;
+	private TextView eipStatus;
+
+	private boolean eipAutoSwitched = false;
+	
+	private boolean mEipStartPending = false;
+
+    private EIPReceiver mEIPReceiver;
+
+	@Override
+	public View onCreateView(LayoutInflater inflater, ViewGroup container,
+			Bundle savedInstanceState) {
+		eipFragment = inflater.inflate(R.layout.eip_service_fragment, container, false);
+		
+		eipDetail = ((RelativeLayout) eipFragment.findViewById(R.id.eipDetail));
+		eipDetail.setVisibility(View.VISIBLE);
+
+		View eipSettings = eipFragment.findViewById(R.id.eipSettings);
+		eipSettings.setVisibility(View.GONE); // FIXME too!
+		
+		eipStatus = (TextView) eipFragment.findViewById(R.id.eipStatus);
+		eipStatus.setOnClickListener(this);
+
+		eipSwitch = (Switch) eipFragment.findViewById(R.id.eipSwitch);
+		eipSwitch.setOnCheckedChangeListener(this);
+		
+		return eipFragment;
+	}
+
+	@Override
+	public void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		
+		mEIPReceiver = new EIPReceiver(new Handler());
+	}
+
+	@Override
+	public void onResume() {
+		super.onResume();
+
+		OpenVPN.addStateListener(this);
+	}
+
+	@Override
+	public void onPause() {
+		super.onPause();
+
+		OpenVPN.removeStateListener(this);
+	}
+	
+	@Override
+	public void onClick(View buttonView) {
+		if (buttonView.equals(eipStatus))
+			showEIPLog();
+	}
+	
+	/**
+	 * Launches the se.leap.openvpn.LogWindow Activity showing detailed OpenVPN log
+	 */
+	public void showEIPLog(){
+		Intent intent = new Intent(getActivity().getBaseContext(),LogWindow.class);
+		intent.addFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT);
+		startActivity(intent);
+	}
+	
+	@Override
+	public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+		if (buttonView.equals(eipSwitch) && !eipAutoSwitched){
+			if (isChecked){
+				mEipStartPending = true;
+				eipCommand(EIP.ACTION_START_EIP);
+			} else {
+				if (mEipStartPending){
+					AlertDialog.Builder alertBuilder = new AlertDialog.Builder(getActivity());
+					alertBuilder.setTitle(getResources().getString(R.string.eip_cancel_connect_title));
+					alertBuilder
+					.setMessage(getResources().getString(R.string.eip_cancel_connect_text))
+					.setPositiveButton(getResources().getString(R.string.eip_cancel_connect_cancel), new DialogInterface.OnClickListener() {
+						@Override
+						public void onClick(DialogInterface dialog, int which) {
+							eipCommand(EIP.ACTION_STOP_EIP);
+						}
+					})
+					.setNegativeButton(getResources().getString(R.string.eip_cancel_connect_false), new DialogInterface.OnClickListener() {
+						@Override
+						public void onClick(DialogInterface dialog, int which) {
+							eipAutoSwitched = true;
+							eipSwitch.setChecked(true);
+							eipAutoSwitched = false;
+						}
+					})
+					.show();
+				} else {
+					eipCommand(EIP.ACTION_STOP_EIP);
+				}
+			}
+		}
+	}
+	
+	/**
+	 * Send a command to EIP
+	 * 
+	 * @param action	A valid String constant from EIP class representing an Intent
+	 * 					filter for the EIP class 
+	 */
+	private void eipCommand(String action){
+		// TODO validate "action"...how do we get the list of intent-filters for a class via Android API?
+		Intent vpnIntent = new Intent(action);
+		vpnIntent.putExtra(ConfigHelper.RECEIVER_TAG, mEIPReceiver);
+		getActivity().startService(vpnIntent);
+	}
+	
+	@Override
+	public void updateState(final String state, final String logmessage, final int localizedResId) {
+		// Note: "states" are not organized anywhere...collected state strings:
+		//		NOPROCESS,NONETWORK,BYTECOUNT,AUTH_FAILED + some parsing thing ( WAIT(?),AUTH,GET_CONFIG,ASSIGN_IP,CONNECTED,SIGINT )
+		getActivity().runOnUiThread(new Runnable() {
+
+			@Override
+			public void run() {
+				if (eipStatus != null) {
+					boolean switchState = true;
+					String statusMessage = "";
+					String prefix = getString(localizedResId);
+					if (state.equals("CONNECTED")){
+						statusMessage = "Connection Secure";
+						mEipStartPending = false;
+					} else if (state.equals("BYTECOUNT")) {
+						statusMessage = logmessage;
+					} else if (state.equals("NOPROCESS") || state.equals("EXITING")) {
+						statusMessage = "Not running! Connection not secure!";
+						switchState = false;
+					} else {
+						statusMessage = prefix + logmessage;
+					}
+					
+					eipAutoSwitched = true;
+					eipSwitch.setChecked(switchState);
+					eipAutoSwitched = false;
+					eipStatus.setText(statusMessage);
+				}
+			}
+		});
+	}
+
+	/**
+	 * Inner class for handling messages related to EIP status and control requests
+	 * 
+	 * @author Sean Leonard <meanderingcode@aetherislands.net>
+	 */
+	protected class EIPReceiver extends ResultReceiver {
+		
+		protected EIPReceiver(Handler handler){
+			super(handler);
+		}
+
+		@Override
+		protected void onReceiveResult(int resultCode, Bundle resultData) {
+			super.onReceiveResult(resultCode, resultData);
+			
+			String request = resultData.getString(ConfigHelper.REQUEST_TAG);
+			boolean checked = false;
+			
+			if (request == EIP.ACTION_IS_EIP_RUNNING) {
+				switch (resultCode){
+				case Activity.RESULT_OK:
+					checked = true;
+					break;
+				case Activity.RESULT_CANCELED:
+					checked = false;
+					break;
+				}
+			} else if (request == EIP.ACTION_START_EIP) {
+				switch (resultCode){
+				case Activity.RESULT_OK:
+					checked = true;
+					break;
+				case Activity.RESULT_CANCELED:
+					checked = false;
+					break;
+				}
+			} else if (request == EIP.ACTION_STOP_EIP) {
+				switch (resultCode){
+				case Activity.RESULT_OK:
+					checked = false;
+					break;
+				case Activity.RESULT_CANCELED:
+					checked = true;
+					break;
+				}
+			} else if (request == EIP.EIP_NOTIFICATION) {
+				switch  (resultCode){
+				case Activity.RESULT_OK:
+					checked = true;
+					break;
+				case Activity.RESULT_CANCELED:
+					checked = false;
+					break;
+				}
+			}
+			
+			eipAutoSwitched = true;
+			eipSwitch.setChecked(checked);
+			eipAutoSwitched = false;
+		}
+	}
+}