Android Open Source - Android---CSV-Contacts-Import C S V Contacts Import

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License

The source code is released under:

GNU General Public License

Java Source Code

package com.beforemadness;
/*ww  w  .  j ava2s  .  c o  m*/
import java.util.ArrayList;
import java.util.Hashtable;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.ListActivity;
import android.app.ProgressDialog;
import android.app.AlertDialog.Builder;
import android.content.ContentValues;
import android.content.DialogInterface;
import android.database.Cursor;
import android.database.CursorWrapper;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.provider.Contacts.People;
import android.util.SparseBooleanArray;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.SimpleCursorAdapter;
import android.provider.Contacts;

public class CSVContactsImport extends ListActivity {
  
  /** Called when the activity is first created. */
  private final int DIALOG_FILE_SELECT = 1;
  private final int DIALOG_PLEASE_WAIT = 2;
  private final int DIALOG_OK = 3;
  private final int DIALOG_RESULT = 4;
  private final int DIALOG_EXPORTED = 5;
  final Handler mHandler = new Handler();
  private FileHelper mFileHelper = new FileHelper(this);
  private boolean mChecked = false;
  private int mImported = 0;
  private int mExported = 0;
  private int mError = 0;
  private MenuItem mSelectedMenuItem = null;
  @Override
  public void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
    setContentView(R.layout.main);
    //showDialog(DIALOG_FILE_SELECT);
    getListView().setChoiceMode(ListView.CHOICE_MODE_MULTIPLE);
    
    
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    MenuInflater inflater = getMenuInflater();
    inflater.inflate(R.menu.menu, menu);
    
    return true;
  }

  @Override
  protected Dialog onCreateDialog(int id) {

    switch (id) {
    case DIALOG_FILE_SELECT:
      CharSequence[] files = mFileHelper.getAllFiles();
      Builder builder = new AlertDialog.Builder(this);
      builder.setTitle("pick the file");
      builder.setCancelable(true);
      builder.setSingleChoiceItems(files, -1,
          new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int item) {
              dismissDialog(DIALOG_FILE_SELECT);
              showDialog(DIALOG_PLEASE_WAIT);
              // Toast.makeText(getApplicationContext(),
              // items[item], Toast.LENGTH_SHORT).show();
              mFileHelper.setSelectedFileIndex(item);
              getFromCSVThread();
              setmenuItem();
            }

          });
      return builder.create();

    case DIALOG_PLEASE_WAIT:
      ProgressDialog dialog = new ProgressDialog(this);
      dialog.setMessage("Please wait ... ");
      dialog.setCancelable(false);
      return dialog;

    case DIALOG_OK:
      Builder builder1 = new AlertDialog.Builder(this);
      builder1.setMessage("Contacts Have been imported.").setCancelable(
          false).setPositiveButton("Ok",
          new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int id) {
              CSVContactsImport.this.finish();
            }
          });
      return builder1.create();
    
    case DIALOG_RESULT:
      CharSequence k = mImported+" Contacts Imported."+mError+" Errors";
      Builder builder11 = new AlertDialog.Builder(this);
      builder11.setMessage(k).setCancelable(
          false).setPositiveButton("Ok",
          new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int id) {
              CSVContactsImport.this.finish();
            }
          });
      return builder11.create();  
      
    case DIALOG_EXPORTED:
      CharSequence k1 = mExported +" Contacts Exported."+" The contacts are saved in the SDCARD.";
      Builder builder111 = new AlertDialog.Builder(this);
      builder111.setMessage(k1).setCancelable(
          false).setPositiveButton("Ok",
          new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int id) {
              CSVContactsImport.this.finish();
            }
          });
      return builder111.create();  
      
    default:
      break;
    }

    return null;
  }
  
  public void setmenuItem() {
    mSelectedMenuItem.setTitle(R.string.add_contacts);
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {

    switch (item.getItemId()) {

    case R.id.menu_select:
      selectAll();
      break;
    
    case R.id.menu_import:
      if (mSelectedMenuItem != null && mSelectedMenuItem.getTitle() != this.getString(R.string.add_contacts)) {
        mSelectedMenuItem.setTitle(this.getString(R.string.menu_export));
      }      
      mSelectedMenuItem = item;
      if (item.getTitle().equals(this.getString(R.string.menu_import))) {
        showDialog(DIALOG_FILE_SELECT);
      } else {
        showDialog(DIALOG_PLEASE_WAIT);
        startImportOfContacts();
        item.setTitle(this.getString(R.string.menu_import));
      }
      
      break;
      
    case R.id.menu_export:
      if (mSelectedMenuItem != null && mSelectedMenuItem.getTitle() != this.getString(R.string.export_out)) {
        mSelectedMenuItem.setTitle(this.getString(R.string.menu_import));
      }
      mSelectedMenuItem = item;
      
      if (item.getTitle().equals(this.getString(R.string.menu_export))) {
        listContacts();
        item.setTitle(this.getString(R.string.export_out));
      } else {
        showDialog(DIALOG_PLEASE_WAIT);
        startExportThread();
      }
      
      break;
      
    default:
      break;
    }
    return false;

  }
  
  private void startExportThread() {
    // TODO Auto-generated method stub
    Thread t = new Thread() {
      public void run() {
        exportContacts();
        mHandler.post(mUpdateExport);        
      }

    };
    
    t.start();
    
  }

  
  
  /**
   * Check/Uncheck All the contacts.
   */
  private void selectAll() {
    // TODO Auto-generated method stub
    if(!mChecked) {
      mChecked = true;
    } else {
      mChecked = false;
    }
      ListView lst = getListView();
      
      for (int i = 0; i < lst.getCount(); i++) {
        lst.setItemChecked(i, mChecked);
    }
    
  }

  private void startImportOfContacts() {
    Thread t = new Thread() {
      public void run() {
        importContacts();
        mHandler.post(mUpdateImport);        
      }
    };
    
    t.start();
  }

  final Runnable mUpdateExport = new Runnable() {
    
    @Override
    public void run() {
      // TODO Auto-generated method stub
      updateSuccess();
    }

    private void updateSuccess() {
      dismissDialog(DIALOG_PLEASE_WAIT);
      showDialog(DIALOG_EXPORTED);
    }
  };
  
  
  final Runnable mUpdateImport = new Runnable() {
    
    @Override
    public void run() {
      // TODO Auto-generated method stub
      updateSuccess();
    }

    private void updateSuccess() {
      dismissDialog(DIALOG_PLEASE_WAIT);
      showDialog(DIALOG_RESULT);
    }
  };
  
  /**
   * Update the UI with the currentlist of contacts
   */
  private void updateUI() {
    CheckedList adapter = new CheckedList(this, mFileHelper.getContactsList(),  android.R.layout.simple_list_item_multiple_choice);
    setListAdapter(adapter);
    adapter.notifyDataSetChanged();
    dismissDialog(DIALOG_PLEASE_WAIT);
  }  

  private void exportContacts() {
    // TODO Auto-generated method stub
    SparseBooleanArray list = getListView().getCheckedItemPositions();
    ListAdapter v = getListAdapter();
    for (int i = 0; i < list.size(); i++) {
      CursorWrapper wrapper = (CursorWrapper) v.getItem(list.keyAt(i));
      
      String line = "";
      String[] columns = wrapper.getColumnNames();
      int t = wrapper.getColumnIndex(People.PRIMARY_EMAIL_ID);
      String name = wrapper.getString(wrapper.getColumnIndex(People.DISPLAY_NAME));
      String number = wrapper.getString(wrapper.getColumnIndex(People.NUMBER));
      String email = wrapper.getString(wrapper.getColumnIndex(People.PRIMARY_EMAIL_ID));
      
      if (name != null) {
        if (number != null) {
          number = number.trim();
        } else {
          number = "";
        }
        
        if (email != null) {
          email = email.trim();
        } else {
          email = "";
        }
        line = "\""+name+"\""+","+"\""+number+"\""+","+"\""+email+"\"";
        if (line.endsWith(",")) {
          line = line.substring(0, (line.length()-1));
        }
      }
      
      mFileHelper.writeToFile(line);
      mExported++;
    }
    
    mFileHelper.closeWrite();
    
  }

    
  private void importContacts() {
    ArrayList<Hashtable<String, String>> contactList = mFileHelper.getContactsList();
      SparseBooleanArray list = getListView().getCheckedItemPositions();
      for (int i = 0; i < list.size(); i++) {
        try {
          ContentValues values = new ContentValues(); 
          Hashtable<String, String> contacts = contactList.get(list.keyAt(i));
          String firstname = contacts.remove("firstname").trim();
          String lastname = "";
          String email = "";
          String address = "";
          if (contacts.containsKey("lastname"))
            lastname = contacts.remove("lastname").trim();
          if (contacts.containsKey("email"))
            email = contacts.remove("email");
          String other = contacts.remove("unknown");
          if (contacts.containsKey("address"))
            address = contacts.remove("address");
          values.put(People.NAME, firstname+" "+lastname);
          values.put(People.PRIMARY_EMAIL_ID, email);
          Uri uri = getContentResolver().insert(People.CONTENT_URI, values);
          
          Uri phoneUri = Uri.withAppendedPath(uri, People.Phones.CONTENT_DIRECTORY);
          values.clear();
          
          for(String val: contacts.values()) {
            values.put(People.Phones.TYPE, People.Phones.TYPE_MOBILE);
            values.put(People.Phones.NUMBER, val);
          }
          getContentResolver().insert(phoneUri, values);
          mImported++;
        } catch (Exception e) {
          //Toast toast = Toast.makeText(getApplicationContext(), "Encountered a bad record ... ", Toast.LENGTH_LONG);
          //toast.show();
          mError++;
            
        }
    }    
  }
  

  final Runnable mUpdateResults = new Runnable() {
    @Override
    public void run() {
      updateUI();
    }

  };

  private void getFromCSVThread() {
    showDialog(DIALOG_PLEASE_WAIT);
    Thread t = new Thread() {
      public void run() {

        mFileHelper.processCsvFile();
        mHandler.post(mUpdateResults);

      }
    };
    t.start();
  }
  
  public void listContacts() {
    
    String[] projection = new String[] {
        People._ID,
        People.DISPLAY_NAME,
        People.PRIMARY_EMAIL_ID,
        People.Phones.NUMBER
    };
    
    Uri contacts = People.CONTENT_URI;
    Cursor managedCursor = managedQuery(contacts,projection,null,null,People.NAME + " ASC");
     String[] displayFields = new String[] {People.DISPLAY_NAME, People.NUMBER};
    int[] displayViews = new int[] { android.R.id.text1, android.R.id.text2 };

    setListAdapter(new SimpleCursorAdapter(this, android.R.layout.simple_list_item_multiple_choice, managedCursor,displayFields, displayViews));
    
  }  
  


}

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