Android Open Source - Swish Birthday Contact Dao

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License

The source code is released under:

Apache License

Java Source Code

/*
 * Copyright (C) Shashank Kulkarni - Shashank.physics AT gmail DOT com
 */*from   w  w  w .  ja v a2s. c  o  m*/
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
package com.codefupanda.app.swish.dao;

import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.List;

import android.annotation.SuppressLint;
import android.content.ContentUris;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.provider.ContactsContract;
import android.provider.ContactsContract.CommonDataKinds;

import com.codefupanda.app.swish.entity.Contact;

/**
 * Fetch Birthdays from the device.
 *  
 * @author Shashank
 */
public class BirthdayContactDao {
  
  private static final String YYYY_MM_DD = "yyyy-MM-dd";
  private static final String __MM_DD = "--MM-dd";
  
  private Context context;
  
  public BirthdayContactDao(Context context) {
    this.context = context;
  }
  
  /**
   * Get contacts whose birthday is today.
   * 
   * @return list of contacts contacts whose birthday is today
   */
  @SuppressLint("SimpleDateFormat")
  public List<Contact> getTodaysBirthdayContacts() {
    List<Contact> contacts = new ArrayList<Contact>();
    
    Cursor cursor = getContactsBirthdays();
        int idIndex = cursor.getColumnIndex(ContactsContract.CommonDataKinds.Event.CONTACT_ID);
        int nameIndex = cursor.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME);
        int startDateIndex = cursor.getColumnIndex(ContactsContract.CommonDataKinds.Event.START_DATE);
        
        Contact contact = null;
      DateFormat sdf = new SimpleDateFormat(YYYY_MM_DD);
      DateFormat sdfMMDD = new SimpleDateFormat(__MM_DD);
      
      Calendar cal = Calendar.getInstance();
      
      int tMonth = cal.get(Calendar.MONTH);
      int tDate = cal.get(Calendar.DAY_OF_MONTH);
      
        while (cursor.moveToNext()) {
      try {
        contact = new Contact();
        String dateString = cursor.getString(startDateIndex);
        if(dateString.length() == YYYY_MM_DD.length()) {
          cal.setTimeInMillis(sdf.parse(dateString).getTime());
        } else {
          cal.setTimeInMillis(sdfMMDD.parse(dateString).getTime());
        }
        if(tMonth != cal.get(Calendar.MONTH) || 
            tDate != cal.get(Calendar.DAY_OF_MONTH)) {
          continue;
        }
              contact.setId(cursor.getString(idIndex));
              contact.setPhoneNumbers(getPhoneNumbers(cursor.getString(idIndex)));
              contact.setName(cursor.getString(nameIndex));
              
              Uri person = ContentUris.withAppendedId(ContactsContract.Contacts.CONTENT_URI, Long
                        .parseLong(cursor.getString(idIndex)));
              if(person != null) {
                Uri photoUri = Uri.withAppendedPath(person, ContactsContract.Contacts.Photo.CONTENT_DIRECTORY);
                contact.setProfilePicUri(photoUri);
              }
              
              contacts.add(contact);
      } catch(Exception e) {
        e.printStackTrace();
      } 
        }
        cursor.close();
        return contacts;
  }
  
  /**
   * A helper method to retrieve phone numbers of contacts.
   * 
   * @param contactId whose phone number is required
   * 
   * @return list of phone numbers
   */
  private List<String> getPhoneNumbers(String contactId) {
    List<String> phoneNo = new ArrayList<String>();
    
    Cursor cursor = context.getContentResolver().query(
        CommonDataKinds.Phone.CONTENT_URI,
        null,
        CommonDataKinds.Phone.CONTACT_ID + " = ?",
        new String[]{contactId},
        null);
    while(cursor.moveToNext()) {
      phoneNo.add(cursor.getString(cursor.getColumnIndex(CommonDataKinds.Phone.NUMBER)));
    }
    return phoneNo;
  }
  
  /**
   * Helper method to retrieve contacts.
   * 
   * @return cursor
   */
  private Cursor getContactsBirthdays() {
    Uri uri = ContactsContract.Data.CONTENT_URI;

    String[] projection = new String[] {
        ContactsContract.Contacts.DISPLAY_NAME,
        ContactsContract.CommonDataKinds.Event.CONTACT_ID,
        ContactsContract.CommonDataKinds.Event.START_DATE,
      };

    String where = ContactsContract.Data.MIMETYPE + "= ? AND "
        + ContactsContract.CommonDataKinds.Event.TYPE + "="
        + ContactsContract.CommonDataKinds.Event.TYPE_BIRTHDAY;
    String[] selectionArgs = new String[] { ContactsContract.CommonDataKinds.Event.CONTENT_ITEM_TYPE };
    String sortOrder = null;
    return context.getContentResolver().query(uri, projection, where, selectionArgs, sortOrder);
  }
  
}

Java Source Code List

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