root / src / com / rackspacecloud / android / ContainerObjectsActivity.java @ d3ea294b
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package com.rackspacecloud.android; |
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import java.io.IOException; |
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import java.io.StringReader; |
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import java.util.ArrayList; |
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import java.util.Arrays; |
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import javax.xml.parsers.FactoryConfigurationError; |
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import javax.xml.parsers.ParserConfigurationException; |
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import javax.xml.parsers.SAXParser; |
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import javax.xml.parsers.SAXParserFactory; |
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import org.apache.http.HttpResponse; |
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import org.apache.http.client.ClientProtocolException; |
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import org.apache.http.impl.client.BasicResponseHandler; |
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import org.xml.sax.InputSource; |
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import org.xml.sax.SAXException; |
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import org.xml.sax.XMLReader; |
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import android.app.Activity; |
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import android.app.AlertDialog; |
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import android.app.Dialog; |
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import android.app.ListActivity; |
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import android.app.ProgressDialog; |
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import android.content.Context; |
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import android.content.DialogInterface; |
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import android.content.Intent; |
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import android.os.AsyncTask; |
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import android.os.Bundle; |
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import android.util.Log; |
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import android.view.LayoutInflater; |
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import android.view.Menu; |
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import android.view.MenuInflater; |
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import android.view.MenuItem; |
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import android.view.View; |
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import android.view.ViewGroup; |
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import android.widget.ArrayAdapter; |
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import android.widget.EditText; |
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import android.widget.ListView; |
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import android.widget.TextView; |
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import com.rackspace.cloud.files.api.client.Container; |
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import com.rackspace.cloud.files.api.client.ContainerManager; |
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import com.rackspace.cloud.files.api.client.ContainerObjectManager; |
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import com.rackspace.cloud.files.api.client.ContainerObjects; |
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import com.rackspace.cloud.servers.api.client.CloudServersException; |
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import com.rackspace.cloud.servers.api.client.parsers.CloudServersFaultXMLParser; |
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//import com.rackspacecloud.android.ViewServerActivity.RenameServerTask;
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/**
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*
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* @author Phillip Toohill
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*
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*/
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public class ContainerObjectsActivity extends ListActivity { |
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private static final int deleteContainer = 0; |
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private static final int deleteFolder = 1; |
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private ContainerObjects[] files; |
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private static Container container; |
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public String LOG = "viewFilesActivity"; |
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private String cdnEnabledIs; |
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public Object megaBytes; |
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public Object kiloBytes; |
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public int bConver = 1048576; |
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public int kbConver = 1024; |
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private Context context; |
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private String currentPath; |
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private ContainerObjects[] curDirFiles; |
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ProgressDialog dialog; |
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@Override
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public void onCreate(Bundle savedInstanceState) { |
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super.onCreate(savedInstanceState);
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container = (Container) this.getIntent().getExtras().get("container"); |
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Log.v(LOG, "CDNEnabled:" + container.isCdnEnabled());
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context = getApplicationContext(); |
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if (container.isCdnEnabled() == true) { |
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cdnEnabledIs = "true";
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} else {
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cdnEnabledIs = "false";
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} |
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restoreState(savedInstanceState); |
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} |
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@Override
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protected void onSaveInstanceState(Bundle outState) { |
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super.onSaveInstanceState(outState);
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outState.putSerializable("container", files);
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outState.putString("path", currentPath);
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outState.putSerializable("curFiles", curDirFiles);
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} |
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private void restoreState(Bundle state) { |
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if(state != null){ |
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if(state.containsKey("path")){ |
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currentPath = state.getString("path");
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} |
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else{
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currentPath = "";
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} |
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if(state.containsKey("container") && state.containsKey("curFiles")){ |
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files = (ContainerObjects[]) state.getSerializable("container"); |
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curDirFiles = (ContainerObjects[]) state.getSerializable("curFiles"); |
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if(curDirFiles.length == 0){ |
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displayNoServersCell(); |
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} else {
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getListView().setDividerHeight(1); //restore divider lines |
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setListAdapter(new FileAdapter());
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} |
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} |
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} |
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else {
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currentPath = "";
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loadFiles(); |
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} |
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} |
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/*
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* overriding back button press, because we are not actually changing
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* activities when we navigate the file structure
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*/
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public void onBackPressed() { |
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if(currentPath.equals("")){ |
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finish(); |
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} |
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else{
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goUpDirectory(); |
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} |
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} |
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/*
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* go to the current directory's parent and display that data
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*/
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private void goUpDirectory(){ |
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currentPath = currentPath.substring(0, currentPath.substring(0, currentPath.length()-2).lastIndexOf("/")+1); |
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loadCurrentDirectoryFiles(); |
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displayCurrentFiles(); |
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} |
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private void loadFiles() { |
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//displayLoadingCell();
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new LoadFilesTask().execute();
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} |
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/* load only the files that should display for the
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* current directory in the curDirFiles[]
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*/
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private void loadCurrentDirectoryFiles(){ |
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ArrayList<ContainerObjects> curFiles = new ArrayList<ContainerObjects>(); |
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if(files != null){ |
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for(int i = 0 ; i < files.length; i ++){ |
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if(fileBelongsInDir(files[i])){
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curFiles.add(files[i]); |
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} |
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} |
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curDirFiles = new ContainerObjects[curFiles.size()];
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for(int i = 0; i < curFiles.size(); i++){ |
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curDirFiles[i] = curFiles.get(i); |
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} |
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} |
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} |
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/*
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* determines if a file should be displayed in current
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* directory
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*/
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private Boolean fileBelongsInDir(ContainerObjects obj){ |
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String objPath = obj.getCName();
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if(!objPath.startsWith(currentPath)){
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return false; |
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} |
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else{
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objPath = objPath.substring(currentPath.length()); |
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return !objPath.contains("/"); |
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} |
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} |
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/*
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* loads all the files that are in the container
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* into one array
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*/
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private void setFileList(ArrayList<ContainerObjects> files) { |
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if (files == null) { |
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files = new ArrayList<ContainerObjects>(); |
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} |
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String[] fileNames = new String[files.size()]; |
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this.files = new ContainerObjects[files.size()]; |
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if (files != null) { |
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for (int i = 0; i < files.size(); i++) { |
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ContainerObjects file = files.get(i); |
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this.files[i] = file;
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fileNames[i] = file.getName(); |
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} |
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} |
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displayCurrentFiles(); |
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} |
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private void displayCurrentFiles(){ |
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loadCurrentDirectoryFiles(); |
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if (curDirFiles.length == 0) { |
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displayNoServersCell(); |
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} else {
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getListView().setDividerHeight(1); // restore divider lines |
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setListAdapter(new FileAdapter());
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} |
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} |
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/*
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* display a different empty page depending
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* of if you are at top of container or
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* in a folder
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*/
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private void displayNoServersCell() { |
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String a[] = new String[1]; |
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if(currentPath.equals("")){ |
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a[0] = "Empty Container"; |
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setListAdapter(new ArrayAdapter<String>(this, R.layout.noobjectscell, |
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R.id.no_files_label, a)); |
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} |
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else{
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a[0] = "No Files"; |
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setListAdapter(new ArrayAdapter<String>(this, R.layout.nofilescell, |
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R.id.no_files_label, a)); |
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} |
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getListView().setTextFilterEnabled(true);
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getListView().setDividerHeight(0); // hide the dividers so it won't look |
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// like a list row
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getListView().setItemsCanFocus(false);
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} |
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private void showAlert(String title, String message) { |
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// Can't create handler inside thread that has not called
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// Looper.prepare()
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// Looper.prepare();
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try {
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AlertDialog alert = new AlertDialog.Builder(this).create(); |
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alert.setTitle(title); |
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alert.setMessage(message); |
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alert.setButton("OK", new DialogInterface.OnClickListener() { |
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public void onClick(DialogInterface dialog, int which) { |
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return;
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} |
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}); |
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alert.show(); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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} |
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} |
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/* just get the last part of the filename
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* so the entire file path does not show
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*/
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private String getShortName(String longName){ |
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String s = longName;
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if(!s.contains("/")){ |
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return s;
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} |
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else {
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return s.substring(s.lastIndexOf('/')+1); |
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} |
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} |
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/*
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* removed a specified object from the array of
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* all the files in the container
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*/
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private void removeFromList(String path){ |
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ArrayList<ContainerObjects> temp = new ArrayList<ContainerObjects>(Arrays.asList(files)); |
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for(int i = 0; i < files.length; i++){ |
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if(files[i].getCName().equals(path.substring(0, path.length()-1))){ |
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temp.remove(i); |
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} |
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} |
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files = new ContainerObjects[temp.size()];
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for(int i = 0; i < temp.size(); i++){ |
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files[i] = temp.get(i); |
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} |
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} |
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protected void onListItemClick(ListView l, View v, int position, long id) { |
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if (curDirFiles != null && curDirFiles.length > 0) { |
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Intent viewIntent; |
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if(curDirFiles[position].getContentType().equals("application/directory")){ |
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currentPath = curDirFiles[position].getCName() + "/";
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loadCurrentDirectoryFiles(); |
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displayCurrentFiles(); |
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} |
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else{
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viewIntent = new Intent(this, ContainerObjectDetails.class); |
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viewIntent.putExtra("container", curDirFiles[position]);
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viewIntent.putExtra("cdnUrl", container.getCdnUrl());
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viewIntent.putExtra("containerNames", container.getName());
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viewIntent.putExtra("isCdnEnabled", cdnEnabledIs);
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startActivityForResult(viewIntent, 55); // arbitrary number; never |
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// used again
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} |
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} |
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} |
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/*
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* Create the Menu options
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*/
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@Override
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public boolean onCreateOptionsMenu(Menu menu) { |
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super.onCreateOptionsMenu(menu);
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MenuInflater inflater = getMenuInflater(); |
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inflater.inflate(R.menu.view_container_object_list_menu, menu); |
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return true; |
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} |
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@Override
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/*
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* option performed for delete depends on if you
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* are at the top of a container or in a folder
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*/
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public boolean onOptionsItemSelected(MenuItem item) { |
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switch (item.getItemId()) {
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case R.id.delete_container:
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if(currentPath.equals("")){ |
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showDialog(deleteContainer); |
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} |
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else{
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showDialog(deleteFolder); |
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} |
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return true; |
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case R.id.enable_cdn:
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Intent viewIntent1 = new Intent(this, EnableCDNActivity.class); |
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viewIntent1.putExtra("Cname", container.getName());
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startActivityForResult(viewIntent1, 56);
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return true; |
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case R.id.refresh:
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loadFiles(); |
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return true; |
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case R.id.add_folder:
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showDialog(R.id.add_folder); |
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case R.id.add_file:
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Intent viewIntent2 = new Intent(this, AddFileActivity.class); |
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viewIntent2.putExtra("Cname", container.getName());
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viewIntent2.putExtra("curPath", currentPath);
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startActivityForResult(viewIntent2, 56);
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return true; |
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} |
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return false; |
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} |
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@Override
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protected Dialog onCreateDialog(int id) { |
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switch (id) {
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case deleteContainer:
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if(curDirFiles.length == 0){ |
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return new AlertDialog.Builder(ContainerObjectsActivity.this) |
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.setIcon(R.drawable.alert_dialog_icon) |
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.setTitle("Delete Container")
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.setMessage( |
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"Are you sure you want to delete this Container?")
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.setPositiveButton("Delete Container",
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new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, |
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int whichButton) {
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// User clicked OK so do some stuff
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new DeleteContainerTask()
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.execute(currentPath); |
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} |
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}) |
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.setNegativeButton("Cancel",
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new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, |
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int whichButton) {
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// User clicked Cancel so do some stuff
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} |
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}).create(); |
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} |
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else{
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return new AlertDialog.Builder(ContainerObjectsActivity.this) |
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.setIcon(R.drawable.alert_dialog_icon) |
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.setTitle("Delete Container")
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.setMessage("Container must be empty to delete")
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.setNegativeButton("OK",
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new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, |
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int whichButton) {
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// User clicked Cancel so do some stuff
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} |
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}).create(); |
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} |
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case deleteFolder:
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if(curDirFiles.length == 0){ |
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return new AlertDialog.Builder(ContainerObjectsActivity.this) |
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.setIcon(R.drawable.alert_dialog_icon) |
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.setTitle("Delete Folder")
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.setMessage( |
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"Are you sure you want to delete this Folder?")
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.setPositiveButton("Delete Folder",
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new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, |
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int whichButton) {
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// User clicked OK so do some stuff
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new DeleteObjectTask()
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.execute(); |
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} |
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}) |
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.setNegativeButton("Cancel",
|
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new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, |
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int whichButton) {
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// User clicked Cancel so do some stuff
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} |
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}).create(); |
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} |
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else{
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return new AlertDialog.Builder(ContainerObjectsActivity.this) |
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.setIcon(R.drawable.alert_dialog_icon) |
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.setTitle("Delete Folder")
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.setMessage( |
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"Folder must be empty to delete")
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.setNegativeButton("OK",
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new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, |
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int whichButton) {
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// User clicked Cancel so do some stuff
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} |
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}).create(); |
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} |
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case R.id.add_folder:
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final EditText input = new EditText(this); |
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return new AlertDialog.Builder(ContainerObjectsActivity.this) |
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.setIcon(R.drawable.alert_dialog_icon) |
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.setView(input) |
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.setTitle("Add Folder")
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.setMessage("Enter new name for folder: ")
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.setPositiveButton("Add", new DialogInterface.OnClickListener() { |
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public void onClick(DialogInterface dialog, int whichButton) { |
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// User clicked OK so do some stuff
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String[] info = {input.getText().toString(), "application/directory"}; |
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new AddFolderTask().execute(info);
|
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} |
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}) |
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.setNegativeButton("Cancel", new DialogInterface.OnClickListener() { |
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public void onClick(DialogInterface dialog, int whichButton) { |
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// User clicked Cancel so do some stuff
|
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} |
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}) |
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.create(); |
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} |
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return null; |
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} |
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|
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@Override
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public void onActivityResult(int requestCode, int resultCode, Intent data) { |
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super.onActivityResult(requestCode, resultCode, data);
|
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|
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if (resultCode == RESULT_OK) {
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// a sub-activity kicked back, so we want to refresh the server list
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loadFiles(); |
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} |
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if (requestCode == 56) { |
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if (resultCode == RESULT_OK) {
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Intent viewIntent1 = new Intent(this, |
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ListContainerActivity.class); |
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startActivityForResult(viewIntent1, 56);
|
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} |
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} |
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} |
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|
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private CloudServersException parseCloudServersException(
|
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HttpResponse response) {
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CloudServersException cse = new CloudServersException();
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try {
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BasicResponseHandler responseHandler = new BasicResponseHandler();
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String body = responseHandler.handleResponse(response);
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CloudServersFaultXMLParser parser = new CloudServersFaultXMLParser();
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SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser(); |
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XMLReader xmlReader = saxParser.getXMLReader(); |
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xmlReader.setContentHandler(parser); |
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xmlReader.parse(new InputSource(new StringReader(body))); |
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cse = parser.getException(); |
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} catch (ClientProtocolException e) {
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cse = new CloudServersException();
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cse.setMessage(e.getLocalizedMessage()); |
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} catch (IOException e) { |
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cse = new CloudServersException();
|
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cse.setMessage(e.getLocalizedMessage()); |
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} catch (ParserConfigurationException e) { |
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cse = new CloudServersException();
|
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cse.setMessage(e.getLocalizedMessage()); |
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} catch (SAXException e) {
|
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cse = new CloudServersException();
|
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cse.setMessage(e.getLocalizedMessage()); |
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} catch (FactoryConfigurationError e) { |
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cse = new CloudServersException();
|
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cse.setMessage(e.getLocalizedMessage()); |
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} |
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return cse;
|
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} |
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|
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class FileAdapter extends ArrayAdapter<ContainerObjects> { |
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FileAdapter() {
|
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super(ContainerObjectsActivity.this,
|
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R.layout.listcontainerobjectcell, curDirFiles); |
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} |
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|
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public View getView(int position, View convertView, ViewGroup parent) { |
| 511 |
|
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ContainerObjects file = curDirFiles[position]; |
| 513 |
LayoutInflater inflater = getLayoutInflater(); |
| 514 |
View row = inflater.inflate(R.layout.listcontainerobjectcell,
|
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parent, false);
|
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|
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TextView label = (TextView) row.findViewById(R.id.label); |
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//label.setText(file.getCName());
|
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label.setText(getShortName(file.getCName())); |
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|
| 521 |
if (file.getBytes() >= bConver) {
|
| 522 |
megaBytes = Math.abs(file.getBytes() / bConver + 0.2); |
| 523 |
TextView sublabel = (TextView) row.findViewById(R.id.sublabel); |
| 524 |
sublabel.setText(megaBytes + " MB");
|
| 525 |
} else if (file.getBytes() >= kbConver) { |
| 526 |
kiloBytes = Math.abs(file.getBytes() / kbConver + 0.2); |
| 527 |
TextView sublabel = (TextView) row.findViewById(R.id.sublabel); |
| 528 |
sublabel.setText(kiloBytes + " KB");
|
| 529 |
} else {
|
| 530 |
TextView sublabel = (TextView) row.findViewById(R.id.sublabel); |
| 531 |
sublabel.setText(file.getBytes() + " B");
|
| 532 |
} |
| 533 |
|
| 534 |
return (row);
|
| 535 |
} |
| 536 |
} |
| 537 |
|
| 538 |
private class LoadFilesTask extends |
| 539 |
AsyncTask<String, Void, ArrayList<ContainerObjects>> { |
| 540 |
|
| 541 |
private CloudServersException exception;
|
| 542 |
|
| 543 |
protected void onPreExecute(){ |
| 544 |
dialog = ProgressDialog.show(ContainerObjectsActivity.this, "", "Loading Files...", true); |
| 545 |
} |
| 546 |
|
| 547 |
@Override
|
| 548 |
protected ArrayList<ContainerObjects> doInBackground(String... path) { |
| 549 |
ArrayList<ContainerObjects> files = null; |
| 550 |
try {
|
| 551 |
files = (new ContainerObjectManager(context)).createList(true, |
| 552 |
container.getName()); |
| 553 |
} catch (CloudServersException e) {
|
| 554 |
exception = e; |
| 555 |
e.printStackTrace(); |
| 556 |
} |
| 557 |
return files;
|
| 558 |
} |
| 559 |
|
| 560 |
@Override
|
| 561 |
protected void onPostExecute(ArrayList<ContainerObjects> result) { |
| 562 |
dialog.dismiss(); |
| 563 |
if (exception != null) { |
| 564 |
showAlert("Error", exception.getMessage());
|
| 565 |
} |
| 566 |
setFileList(result); |
| 567 |
} |
| 568 |
} |
| 569 |
|
| 570 |
private class DeleteObjectTask extends |
| 571 |
AsyncTask<Void, Void, HttpResponse> { |
| 572 |
|
| 573 |
private CloudServersException exception;
|
| 574 |
|
| 575 |
protected void onPreExecute(){ |
| 576 |
dialog = ProgressDialog.show(ContainerObjectsActivity.this, "", "Deleting...", true); |
| 577 |
} |
| 578 |
|
| 579 |
@Override
|
| 580 |
protected HttpResponse doInBackground(Void... arg0) { |
| 581 |
HttpResponse resp = null;
|
| 582 |
try {
|
| 583 |
//subtring because the current directory contains a "/" at the end of the string
|
| 584 |
resp = (new ContainerObjectManager(context)).deleteObject(container.getName(), currentPath.substring(0, currentPath.length()-1)); |
| 585 |
} catch (CloudServersException e) {
|
| 586 |
exception = e; |
| 587 |
} |
| 588 |
return resp;
|
| 589 |
} |
| 590 |
|
| 591 |
@Override
|
| 592 |
protected void onPostExecute(HttpResponse response) { |
| 593 |
if (response != null) { |
| 594 |
int statusCode = response.getStatusLine().getStatusCode();
|
| 595 |
if (statusCode == 409) { |
| 596 |
showAlert("Error",
|
| 597 |
"Folder must be empty in order to delete");
|
| 598 |
} |
| 599 |
if (statusCode == 204) { |
| 600 |
setResult(Activity.RESULT_OK); |
| 601 |
removeFromList(currentPath); |
| 602 |
goUpDirectory(); |
| 603 |
dialog.dismiss(); |
| 604 |
} else {
|
| 605 |
CloudServersException cse = parseCloudServersException(response); |
| 606 |
if ("".equals(cse.getMessage())) { |
| 607 |
showAlert("Error",
|
| 608 |
"There was a problem deleting your folder.");
|
| 609 |
} else {
|
| 610 |
showAlert("Error",
|
| 611 |
"There was a problem deleting your folder: "
|
| 612 |
+ cse.getMessage()); |
| 613 |
} |
| 614 |
} |
| 615 |
} else if (exception != null) { |
| 616 |
showAlert("Error", "There was a problem deleting your folder: " |
| 617 |
+ exception.getMessage()); |
| 618 |
} |
| 619 |
} |
| 620 |
} |
| 621 |
|
| 622 |
private class AddFolderTask extends |
| 623 |
AsyncTask<String, Void, HttpResponse> { |
| 624 |
|
| 625 |
private CloudServersException exception;
|
| 626 |
|
| 627 |
protected void onPreExecute(){ |
| 628 |
dialog = ProgressDialog.show(ContainerObjectsActivity.this, "", "Adding Folder...", true); |
| 629 |
} |
| 630 |
|
| 631 |
@Override
|
| 632 |
protected HttpResponse doInBackground(String... data) { |
| 633 |
HttpResponse resp = null;
|
| 634 |
try {
|
| 635 |
resp = (new ContainerObjectManager(context)).addObject(container.getName(), currentPath, data[0], data[1]); |
| 636 |
} catch (CloudServersException e) {
|
| 637 |
exception = e; |
| 638 |
} |
| 639 |
return resp;
|
| 640 |
} |
| 641 |
|
| 642 |
@Override
|
| 643 |
protected void onPostExecute(HttpResponse response) { |
| 644 |
dialog.dismiss(); |
| 645 |
if (response != null) { |
| 646 |
int statusCode = response.getStatusLine().getStatusCode();
|
| 647 |
if (statusCode == 201) { |
| 648 |
setResult(Activity.RESULT_OK); |
| 649 |
loadFiles(); |
| 650 |
} else {
|
| 651 |
CloudServersException cse = parseCloudServersException(response); |
| 652 |
if ("".equals(cse.getMessage())) { |
| 653 |
showAlert("Error",
|
| 654 |
"There was a problem deleting your folder.");
|
| 655 |
} else {
|
| 656 |
showAlert("Error",
|
| 657 |
"There was a problem deleting your folder: "
|
| 658 |
+ cse.getMessage()); |
| 659 |
} |
| 660 |
} |
| 661 |
} else if (exception != null) { |
| 662 |
showAlert("Error", "There was a problem deleting your folder: " |
| 663 |
+ exception.getMessage()); |
| 664 |
} |
| 665 |
} |
| 666 |
} |
| 667 |
|
| 668 |
private class DeleteContainerTask extends |
| 669 |
AsyncTask<String, Void, HttpResponse> { |
| 670 |
|
| 671 |
private CloudServersException exception;
|
| 672 |
|
| 673 |
@Override
|
| 674 |
protected HttpResponse doInBackground(String... object) { |
| 675 |
HttpResponse resp = null;
|
| 676 |
try {
|
| 677 |
resp = (new ContainerManager(context)).delete(container.getName());
|
| 678 |
Log.v(LOG, "container's name " + container.getName());
|
| 679 |
} catch (CloudServersException e) {
|
| 680 |
exception = e; |
| 681 |
} |
| 682 |
return resp;
|
| 683 |
} |
| 684 |
|
| 685 |
@Override
|
| 686 |
protected void onPostExecute(HttpResponse response) { |
| 687 |
if (response != null) { |
| 688 |
int statusCode = response.getStatusLine().getStatusCode();
|
| 689 |
if (statusCode == 409) { |
| 690 |
showAlert("Error",
|
| 691 |
"Container must be empty in order to delete");
|
| 692 |
} |
| 693 |
if (statusCode == 204) { |
| 694 |
setResult(Activity.RESULT_OK); |
| 695 |
loadFiles(); |
| 696 |
finish(); |
| 697 |
|
| 698 |
} else {
|
| 699 |
CloudServersException cse = parseCloudServersException(response); |
| 700 |
if ("".equals(cse.getMessage())) { |
| 701 |
showAlert("Error",
|
| 702 |
"There was a problem deleting your container.");
|
| 703 |
} else {
|
| 704 |
showAlert("Error",
|
| 705 |
"There was a problem deleting your container: "
|
| 706 |
+ cse.getMessage()); |
| 707 |
} |
| 708 |
} |
| 709 |
} else if (exception != null) { |
| 710 |
showAlert("Error", "There was a problem deleting your server: " |
| 711 |
+ exception.getMessage()); |
| 712 |
} |
| 713 |
} |
| 714 |
} |
| 715 |
|
| 716 |
} |