ShareUtilities.java

/*
 * Geopaparazzi - Digital field mapping on Android based devices
 * Copyright (C) 2016  HydroloGIS (www.hydrologis.com)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package eu.geopaparazzi.library.share;

import java.io.File;

import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.net.Uri;
import android.preference.PreferenceManager;

import eu.geopaparazzi.library.R;
import eu.geopaparazzi.library.util.PositionUtilities;
import eu.geopaparazzi.library.util.UrlUtilities;
import eu.geopaparazzi.library.util.Utilities;

/**
 * Utilities to help sharing of data through the android intents.
 * <p/>
 * <p>Adapted from http://writecodeeasy.blogspot.it/2012/09/androidtutorial-shareintents.html</p>
 *
 * @author Andrea Antonello (www.hydrologis.com)
 */
public class ShareUtilities {

    /**
     * Share text.
     *
     * @param context      the context to use.
     * @param titleMessage title.
     * @param textToShare  text.
     */
    public static void shareText(Context context, String titleMessage, String textToShare) {
        Intent intent = new Intent(Intent.ACTION_SEND);
        intent.setType("text/plain");
        intent.putExtra(Intent.EXTRA_TEXT, textToShare);
        context.startActivity(Intent.createChooser(intent, titleMessage));
    }

    /**
     * Share position url.
     *
     * @param context      the context to use.
     */
    public static void sharePositionUrl(Context context) {
        SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(context);
        double[] gpsLocation = PositionUtilities.getGpsLocationFromPreferences(preferences);
        String title = context.getString(R.string.share_current_position);
        if (gpsLocation == null) {
            gpsLocation = PositionUtilities.getMapCenterFromPreferences(preferences, false, false);
            title = context.getString(R.string.share_current_center);
        }
        String url = UrlUtilities.osmUrlFromLatLong((float) gpsLocation[1], (float) gpsLocation[0], true, false);

        Intent intent = new Intent(Intent.ACTION_SEND);
        intent.setType("text/plain");
        intent.putExtra(Intent.EXTRA_TEXT, url);
        context.startActivity(Intent.createChooser(intent, title));
    }

    /**
     * Share text by email.
     *
     * @param context      the context to use.
     * @param titleMessage title.
     * @param emailSubject email subject.
     * @param textToShare  text.
     * @param email        email address.
     */
    public static void shareTextByEmail(Context context, String titleMessage, String emailSubject, String textToShare,
                                        String email) {
        Intent intent = new Intent(Intent.ACTION_SEND);
        intent.setType("message/rfc882");
        intent.putExtra(Intent.EXTRA_SUBJECT, emailSubject);
        intent.putExtra(Intent.EXTRA_TEXT, textToShare);
        intent.putExtra(Intent.EXTRA_EMAIL, new String[]{email});
        context.startActivity(Intent.createChooser(intent, titleMessage));
    }

    /**
     * Share image.
     *
     * @param context      the context to use.
     * @param titleMessage title.
     * @param imageFile    the image file.
     */
    public static void shareImage(Context context, String titleMessage, File imageFile) {
        String mimeType = "image/png";
        if (imageFile.getName().toLowerCase().endsWith("jpg")) {
            mimeType = "image/jpg";
        }
        shareFile(context, titleMessage, imageFile, mimeType);
    }

    /**
     * Share text and image.
     *
     * @param context      the context to use.
     * @param titleMessage title.
     * @param textToShare  text.
     * @param imageFile    the image file.
     */
    public static void shareTextAndImage(Context context, String titleMessage, String textToShare, File imageFile) {
        Intent intent = new Intent(Intent.ACTION_SEND);
        intent.setType("text/plain");
        intent.putExtra(Intent.EXTRA_TEXT, textToShare);
        Uri uri = Uri.fromFile(imageFile);
        intent.putExtra(Intent.EXTRA_STREAM, uri);
        context.startActivity(Intent.createChooser(intent, titleMessage));
    }

    /**
     * Share audio.
     *
     * @param context      the context to use.
     * @param titleMessage title.
     * @param audioFile    the audio file.
     */
    public static void shareAudio(Context context, String titleMessage, File audioFile) {
        String mimeType = "audio/amr";
        shareFile(context, titleMessage, audioFile, mimeType);
    }

    /**
     * Share video.
     *
     * @param context      the context to use.
     * @param titleMessage title.
     * @param videoFile    the video file.
     */
    public static void shareVideo(Context context, String titleMessage, File videoFile) {
        String mimeType = "video/mp4";
        shareFile(context, titleMessage, videoFile, mimeType);
    }

    private static void shareFile(Context context, String titleMessage, File file, String mimeType) {
        Intent intent = new Intent(Intent.ACTION_SEND);
        intent.setType(mimeType);
        Uri uri = Uri.fromFile(file);
        intent.putExtra(Intent.EXTRA_STREAM, uri);
        context.startActivity(Intent.createChooser(intent, titleMessage));
    }

}