Synnefo » Pithos Android Client

package com.rackspacecloud.android;

import java.io.IOException;

import java.io.StringReader;

import javax.xml.parsers.FactoryConfigurationError;

import javax.xml.parsers.ParserConfigurationException;

import javax.xml.parsers.SAXParser;

import javax.xml.parsers.SAXParserFactory;

import org.apache.http.HttpResponse;

import org.apache.http.client.ClientProtocolException;

import org.apache.http.impl.client.BasicResponseHandler;

import org.xml.sax.InputSource;

import org.xml.sax.SAXException;

import org.xml.sax.XMLReader;

import android.app.Activity;

import android.app.AlertDialog;

import android.app.Dialog;

import android.content.Context;

import android.content.DialogInterface;

import android.content.Intent;

import android.os.AsyncTask;

import android.os.Bundle;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.AdapterView;

import android.widget.ArrayAdapter;

import android.widget.Button;

import android.widget.Spinner;

import android.widget.Toast;

import android.widget.AdapterView.OnItemSelectedListener;

import com.rackspace.cloud.files.api.client.ContainerManager;

import com.rackspace.cloud.servers.api.client.CloudServersException;

import com.rackspace.cloud.servers.api.client.http.HttpBundle;

import com.rackspace.cloud.servers.api.client.parsers.CloudServersFaultXMLParser;

public class EnableCDNActivity extends GaActivity implements OnClickListener,

                OnItemSelectedListener {

        public static String containerName = null;

        private String selectedTtlId;

        private String selectedLogRetId;

        private String selectedCdnId;

        private Spinner ttlSpinner;

        private Spinner logRetSpinner;

        private Spinner cdnSpinner;

        private Context context;

        /** Called when the activity is first created. */

        @Override

        public void onCreate(Bundle savedInstanceState) {

                super.onCreate(savedInstanceState);

                trackPageView(PAGE_CONTAINER_DETAILS);

                setContentView(R.layout.enable_cdn_container);

                context = getApplicationContext();

                containerName = (String) this.getIntent().getExtras().get("Cname");

                setupButtons();

                loadTtlSpinner();

                loadLogRetSpinner();

                loadCdnSpinner();

        }

        private void setupButton(int resourceId, OnClickListener onClickListener) {

                Button button = (Button) findViewById(resourceId);

                button.setOnClickListener(onClickListener);

        }

        private void setupButtons() {

                setupButton(R.id.enable_button, new OnClickListener() {

                        public void onClick(View v) {

                                showDialog(R.id.enable_button);

                        }

                });

                setupButton(R.id.disable_button, new OnClickListener() {

                        public void onClick(View v) {

                                showDialog(R.id.disable_button);

                        }

                });

        }

        private void loadCdnSpinner() {

                cdnSpinner = (Spinner) findViewById(R.id.cdn_spinner);

                cdnSpinner.setOnItemSelectedListener(this);

                ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(

                                this, R.array.cdn, android.R.layout.simple_spinner_item);

                adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

                cdnSpinner.setAdapter(adapter);

        }

        private void loadTtlSpinner() {

                ttlSpinner = (Spinner) findViewById(R.id.ttl_spinner);

                ttlSpinner.setOnItemSelectedListener(this);

                ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(

                                this, R.array.ttl, android.R.layout.simple_spinner_item);

                adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

                ttlSpinner.setAdapter(adapter);

        }

        private void loadLogRetSpinner() {

                logRetSpinner = (Spinner) findViewById(R.id.log_retention_spinner);

                logRetSpinner.setOnItemSelectedListener(this);

                ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(

                                this, R.array.logRet, android.R.layout.simple_spinner_item);

                adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

                logRetSpinner.setAdapter(adapter);

        }

        public void onItemSelected(AdapterView<?> parent, View view, int id,

                        long arg3) {

                if (parent == cdnSpinner) {

                        selectedCdnId = cdnSpinner.getSelectedItem().toString();

                }

                if (parent == ttlSpinner) {

                        selectedTtlId = ttlSpinner.getSelectedItem().toString();

                } else if (parent == logRetSpinner) {

                        selectedLogRetId = logRetSpinner.getSelectedItem().toString();

                }

        }

        public void onNothingSelected(AdapterView<?> parent) {

        }

        private void showToast(String message) {

                Context context = getApplicationContext();

                int duration = Toast.LENGTH_SHORT;

                Toast toast = Toast.makeText(context, message, duration);

                toast.show();

    }

        @Override

        protected Dialog onCreateDialog(int id) {

                switch (id) {

                case R.id.enable_button:

                        return new AlertDialog.Builder(EnableCDNActivity.this)

                                        .setIcon(R.drawable.alert_dialog_icon)

                                        .setTitle("Enable CDN")

                                        .setMessage(

                                                        "Are you sure you want to enable CDN on this container?")

                                        .setPositiveButton("Enable CDN",

                                                        new DialogInterface.OnClickListener() {

                                                                public void onClick(DialogInterface dialog,

                                                                                int whichButton) {

                                                                        // User clicked OK so do some stuff

                                                                        trackEvent(CATEGORY_CONTAINER, EVENT_UPDATED, "", -1);

                                                                        new EnableCDNTask().execute((Void[]) null);

                                                                }

                                                        })

                                        .setNegativeButton("Cancel",

                                                        new DialogInterface.OnClickListener() {

                                                                public void onClick(DialogInterface dialog,

                                                                                int whichButton) {

                                                                        // User clicked Cancel so do some stuff

                                                                }

                                                        }).create();

                case R.id.disable_button:

                        return new AlertDialog.Builder(EnableCDNActivity.this)

                                        .setIcon(R.drawable.alert_dialog_icon)

                                        .setTitle("Change Attributes")

                                        .setMessage(

                                                        "Are you sure you want to disable CDN, and/or change attributes?")

                                        .setPositiveButton("Change Attributes",

                                                        new DialogInterface.OnClickListener() {

                                                                public void onClick(DialogInterface dialog,

                                                                                int whichButton) {

                                                                        // User clicked OK so do some stuff

                                                                        trackEvent(CATEGORY_CONTAINER, EVENT_UPDATED, "", -1);

                                                                        new ChangeAttributesCDNTask().execute((Void[]) null);

                                                                }

                                                        })

                                        .setNegativeButton("Cancel",

                                                        new DialogInterface.OnClickListener() {

                                                                public void onClick(DialogInterface dialog,

                                                                                int whichButton) {

                                                                        // User clicked Cancel so do some stuff

                                                                }

                                                        }).create();

                }

                return null;

        }

        /*

        private void setActivityIndicatorsVisibility(int visibility) {

                ProgressBar pb = (ProgressBar) findViewById(R.id.save_container_progress_bar);

                TextView tv = (TextView) findViewById(R.id.saving_container_label);

                pb.setVisibility(visibility);

                tv.setVisibility(visibility);

        }

        private void showActivityIndicators() {

                setActivityIndicatorsVisibility(View.VISIBLE);

        }

        private void hideActivityIndicators() {

                setActivityIndicatorsVisibility(View.INVISIBLE);

        }

        */

        // using CloudServersException, it works for us too

        private CloudServersException parseCloudServersException(

                        HttpResponse response) {

                CloudServersException cse = new CloudServersException();

                try {

                        BasicResponseHandler responseHandler = new BasicResponseHandler();

                        String body = responseHandler.handleResponse(response);

                        CloudServersFaultXMLParser parser = new CloudServersFaultXMLParser();

                        SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser();

                        XMLReader xmlReader = saxParser.getXMLReader();

                        xmlReader.setContentHandler(parser);

                        xmlReader.parse(new InputSource(new StringReader(body)));

                        cse = parser.getException();

                } catch (ClientProtocolException e) {

                        cse = new CloudServersException();

                        cse.setMessage(e.getLocalizedMessage());

                } catch (IOException e) {

                        cse = new CloudServersException();

                        cse.setMessage(e.getLocalizedMessage());

                } catch (ParserConfigurationException e) {

                        cse = new CloudServersException();

                        cse.setMessage(e.getLocalizedMessage());

                } catch (SAXException e) {

                        cse = new CloudServersException();

                        cse.setMessage(e.getLocalizedMessage());

                } catch (FactoryConfigurationError e) {

                        cse = new CloudServersException();

                        cse.setMessage(e.getLocalizedMessage());

                }

                return cse;

        }

        private void startFileError(String message, HttpBundle bundle){

                Intent viewIntent = new Intent(getApplicationContext(), ServerErrorActivity.class);

                viewIntent.putExtra("errorMessage", message);

                viewIntent.putExtra("response", bundle.getResponseText());

                viewIntent.putExtra("request", bundle.getCurlRequest());

                startActivity(viewIntent);

        }

        public class EnableCDNTask extends AsyncTask<Void, Void, HttpBundle> {

                private CloudServersException exception;

                @Override

                protected HttpBundle doInBackground(Void... arg0) {

                        HttpBundle bundle = null;

                        try {

                                bundle = (new ContainerManager(context)).enable(containerName,

                                                selectedTtlId, selectedLogRetId);

                        } catch (CloudServersException e) {

                                exception = e;

                        }

                        return bundle;

                }

                @Override

                protected void onPostExecute(HttpBundle bundle) {

                        HttpResponse response = bundle.getResponse();

                        if (response != null) {

                                int statusCode = response.getStatusLine().getStatusCode();

                                if (statusCode == 201) {

                                        setResult(Activity.RESULT_OK);

                                        finish();

                                } else if (statusCode == 202) {

                                        showToast("Accepted, container is already cdn enabled");

                                        finish();

                                } else {

                                        CloudServersException cse = parseCloudServersException(response);

                                        if ("".equals(cse.getMessage())) {

                                                startFileError("There was a problem creating your container.", bundle);

                                        } else {

                                                startFileError("There was a problem creating your container: "

                                                                                + cse.getMessage()

                                                                                + " Check container name and try again", bundle);

                                        }

                                }

                        } else if (exception != null) {

                                startFileError("There was a problem creating your container: "

                                                                + exception.getMessage()

                                                                + " Check container name and try again", bundle);

                        }

                }

        }

        public class ChangeAttributesCDNTask extends AsyncTask<Void, Void, HttpBundle> {

                private CloudServersException exception;

                @Override

                protected HttpBundle doInBackground(Void... arg0) {

                        HttpBundle bundle = null;

                        try {

                                bundle = (new ContainerManager(context)).disable(containerName,

                                                selectedCdnId, selectedTtlId, selectedLogRetId);

                        } catch (CloudServersException e) {

                                exception = e;

                        }

                        return bundle;

                }

                @Override

                protected void onPostExecute(HttpBundle bundle) {

                        HttpResponse response = bundle.getResponse();

                        if (response != null) {

                                int statusCode = response.getStatusLine().getStatusCode();

                                if (statusCode == 202) {

                                        setResult(Activity.RESULT_OK);

                                        finish();

                                } else {

                                        CloudServersException cse = parseCloudServersException(response);

                                        if ("".equals(cse.getMessage())) {

                                                startFileError("There was a problem creating your container.", bundle);

                                        } else {

                                                startFileError("There was a problem creating your container: "

                                                                                + cse.getMessage()

                                                                                + " Check container name and try again", bundle);

                                        }

                                }

                        } else if (exception != null) {

                                startFileError("There was a problem creating your container: "

                                                                + exception.getMessage()

                                                                + " Check container name and try again", bundle);

                        }

                }

        }

        public void onClick(View v) {

                // TODO Auto-generated method stub

        }

}