Android Get Local Album Photos

HelloCordova

/*
       Licensed to the Apache Software Foundation (ASF) under one
       or more contributor license agreements.  See the NOTICE file
       distributed with this work for additional information
       regarding copyright ownership.  The ASF licenses this file
       to you 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 io.cordova.hellocordova;

import org.apache.cordova.Config;
import org.apache.cordova.CordovaActivity;

import android.annotation.SuppressLint;
import android.content.ContentResolver;
import android.database.Cursor;
import android.os.Bundle;
import android.provider.MediaStore.Images;
import android.provider.MediaStore.Images.Media;
import android.util.Log;

public class HelloCordova extends CordovaActivity {
	
	private static String LOGTAG = "HelloCordova";
	
	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		super.init();
		// Set by <content src="index.html" /> in config.xml
		super.loadUrl(Config.getStartUrl());
		// super.loadUrl("file:///android_asset/www/index.html")

		getLocalPhotos();
	}

	@SuppressLint("InlinedApi")
	private void getLocalPhotos() {
		ContentResolver cr = getContentResolver();		
		QueryHandler qh = new QueryHandler(cr, this);
		
		String columns[] = new String[] { Media.DATA, Media._ID, Media.TITLE, Media.DISPLAY_NAME, Media.WIDTH, Media.HEIGHT, 
				Media.ORIENTATION, Media.LATITUDE, Media.LONGITUDE, Media.DATE_TAKEN, Media.DATE_ADDED, Media.DATE_MODIFIED, 
				Media.SIZE, Media.IS_PRIVATE };
		
		String selection = Media.DATA + " LIKE ? ";
		String selectionArgs[] = new String[] { "%/DCIM/%" }; //100LGDSC;
		String sortOrder = Media.DATA;
		
		qh.startQuery(1, Media.EXTERNAL_CONTENT_URI, columns, selection, selectionArgs, sortOrder);
	}
	
	@SuppressLint("InlinedApi")
	public void handleCursor(int token, Cursor cursor) {
		
		ContentResolver cr = getContentResolver();
		if(token == 1)
		{
			int count = cursor.getCount();
			Log.i(LOGTAG, "count: " + count);
			
			int index = 0;
			while(cursor.moveToNext())
			{
				String data = cursor.getString(cursor.getColumnIndex(Media.DATA));
					
				/*
				if(!StringUtils.containsIgnoreCase(data, "/DCIM/"))
					continue;
				*/					
				long id = cursor.getLong(cursor.getColumnIndex(Media._ID));
				String display_name = cursor.getString(cursor.getColumnIndex(Media.DISPLAY_NAME));
				int orientation = cursor.getInt(cursor.getColumnIndex(Media.ORIENTATION));
				float lantitude = cursor.getFloat(cursor.getColumnIndex(Media.LATITUDE));
				float longitude = cursor.getFloat(cursor.getColumnIndex(Media.LONGITUDE));
				String date_taken = cursor.getString(cursor.getColumnIndex(Media.DATE_TAKEN));
				String date_added = cursor.getString(cursor.getColumnIndex(Media.DATE_ADDED));
				String date_modified = cursor.getString(cursor.getColumnIndex(Media.DATE_MODIFIED));
				long size = cursor.getLong(cursor.getColumnIndex(Media.SIZE));
				int is_private = cursor.getInt(cursor.getColumnIndex(Media.IS_PRIVATE));
				int width = cursor.getInt(cursor.getColumnIndex(Media.WIDTH));
				int height = cursor.getInt(cursor.getColumnIndex(Media.HEIGHT));
					
				index++;
				Log.i(LOGTAG, index + ". display_name: " + display_name + ", data: " + data + ", orientation: " + orientation + ", lantitude: " + lantitude 
						+ ", longitude: " + longitude + ", date_taken: " + date_taken + ", date_added: " + date_added + ", date_modified: " + date_modified 
						+ ", width: " + width + ", height: " + height + ", size: " + size + ", is_private: " + is_private 
						+ ", id: " + id);
					
				String[] args = new String[] { String.valueOf(id) };
				String[] columns = new String[] { Images.Thumbnails.DATA, Images.Thumbnails.KIND, Images.Thumbnails.WIDTH, Images.Thumbnails.HEIGHT };
				Cursor c = cr.query(Images.Thumbnails.EXTERNAL_CONTENT_URI, columns, Images.Thumbnails.IMAGE_ID + "= ?", args, null);
					
				Log.i(LOGTAG, "c.count: " + c.getCount());
					
				while(c.moveToNext())
				{
					String thumb_data = c.getString(c.getColumnIndex(Images.Thumbnails.DATA));
					int thumb_kind = c.getInt(c.getColumnIndex(Images.Thumbnails.KIND));
					int thumb_width = c.getInt(c.getColumnIndex(Images.Thumbnails.WIDTH));
					int thumb_height = c.getInt(c.getColumnIndex(Images.Thumbnails.HEIGHT));
					
					Log.i(LOGTAG, "thumb_data: " + thumb_data + ", thumb_kind: " + thumb_kind + ", thumb_width: " + thumb_width 
							+ ", thumb_height: " + thumb_height);
				}
			}
		}
	}
}

QueryHandler

package io.cordova.hellocordova;

import android.annotation.SuppressLint;
import android.content.AsyncQueryHandler;
import android.content.ContentResolver;
import android.database.Cursor;
import android.net.Uri;

public class QueryHandler extends AsyncQueryHandler {
	
	private HelloCordova helloCordova;
	
	public QueryHandler(ContentResolver cr, HelloCordova hc){
		super(cr);
		this.helloCordova = hc;
	}

	public void startQuery(int token, Uri uri, String[] projection, String selection, String[] selectionArgs, String orderBy) {
		super.startQuery(token, null, uri, projection, selection, selectionArgs, orderBy);	
	}

	@SuppressLint("InlinedApi")
	@Override
	protected void onQueryComplete(int token, Object cookie, Cursor cursor) {
		super.onQueryComplete(token, cookie, cursor);
		
		helloCordova.handleCursor(token, cursor);
	}
}