UtilsFilePath.java

import android.annotation.SuppressLint;
import android.annotation.TargetApi;
import android.app.Activity;
import android.content.ContentUris;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.Build;
import android.os.Environment;
import android.provider.DocumentsContract;
import android.provider.MediaStore;
import android.webkit.MimeTypeMap;

import com.example.jonathan.medsblaprueba.exceptions.NoExtensionException;
import com.example.jonathan.medsblaprueba.models.MyMessage;

import java.io.ByteArrayOutputStream;

/**
 * Created by jonathan on 27/04/17.
 */
public class UtilsFilePath {


    private static final String IMAGE_MIME = "image";
    private static final String VIDEO_MIME = "video";
    private static final String PDF_MIME = "pdf";
    private static final String DOC_MIME = "doc";
    private static final String DOCX_MIME = "docx";

    public static void openGallery(Activity activity, int requestCode) {
        Intent i = new Intent(Intent.ACTION_PICK,
                android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
        i.setType("image/* video/*");
        activity.startActivityForResult(i, requestCode);
    }

    public static void openFileChooser(Activity activity, int requestCode) {
        Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
        intent.setType("*/*");
        intent.addCategory(Intent.CATEGORY_OPENABLE);
        activity.startActivityForResult(intent, requestCode);
    }

    /**
     * Method for return file path of Gallery image
     *
     * @param context
     * @param uri
     * @return path of the selected image file from gallery
     */
    static String noPath = "Select Video Only";

    @TargetApi(Build.VERSION_CODES.KITKAT)
    @SuppressLint("NewApi")
    public static String getPath(final Context context, final Uri uri) {

        // check here to KITKAT or new version
        final boolean isKitKat = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT;

        // DocumentProvider
        if (isKitKat && DocumentsContract.isDocumentUri(context, uri)) {

            // ExternalStorageProvider
            if (isExternalStorageDocument(uri)) {
                final String docId = DocumentsContract.getDocumentId(uri);
                final String[] split = docId.split(":");
                final String type = split[0];

                if ("primary".equalsIgnoreCase(type)) {
                    return Environment.getExternalStorageDirectory() + "/"
                            + split[1];
                }
            }
            // DownloadsProvider
            else if (isDownloadsDocument(uri)) {

                final String id = DocumentsContract.getDocumentId(uri);
                final Uri contentUri = ContentUris.withAppendedId(
                        Uri.parse("content://downloads/public_downloads"),
                        Long.valueOf(id));

                return getDataColumn(context, contentUri, null, null);
            }
            // MediaProvider
            else if (isMediaDocument(uri)) {
                final String docId = DocumentsContract.getDocumentId(uri);
                final String[] split = docId.split(":");
                final String type = split[0];

                Uri contentUri = null;
                if ("image".equals(type)) {
                    contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
                } else if ("video".equals(type)) {
                    contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
                } else if ("audio".equals(type)) {
                    contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
                }

                final String selection = "_id=?";
                final String[] selectionArgs = new String[] { split[1] };

                return getDataColumn(context, contentUri, selection,
                        selectionArgs);
            }
        }
        // MediaStore (and general)
        else if ("content".equalsIgnoreCase(uri.getScheme())) {

            // Return the remote address
            if (isGooglePhotosUri(uri))
                return uri.getLastPathSegment();

            return getDataColumn(context, uri, null, null);
        }
        // File
        else if ("file".equalsIgnoreCase(uri.getScheme())) {
            return uri.getPath();
        }

        return noPath;
    }

    /**
     * Get the value of the data column for this Uri. This is <span id="IL_AD2"
     * class="IL_AD">useful</span> for MediaStore Uris, and other file-based
     * ContentProviders.
     *
     * @param context
     *            The context.
     * @param uri
     *            The Uri to query.
     * @param selection
     *            (Optional) Filter used in the query.
     * @param selectionArgs
     *            (Optional) Selection arguments used in the query.
     * @return The value of the _data column, which is typically a file path.
     */
    public static String getDataColumn(Context context, Uri uri,
                                       String selection, String[] selectionArgs) {

        Cursor cursor = null;
        final String column = "_data";
        final String[] projection = { column };

        try {
            cursor = context.getContentResolver().query(uri, projection,
                    selection, selectionArgs, null);
            if (cursor != null && cursor.moveToFirst()) {
                final int index = cursor.getColumnIndexOrThrow(column);
                return cursor.getString(index);
            }
        } finally {
            if (cursor != null)
                cursor.close();
        }
        return noPath;
    }

    /**
     * @param uri
     *            The Uri to check.
     * @return Whether the Uri authority is ExternalStorageProvider.
     */
    public static boolean isExternalStorageDocument(Uri uri) {
        return "com.android.externalstorage.documents".equals(uri
                .getAuthority());
    }

    /**
     * @param uri
     *            The Uri to check.
     * @return Whether the Uri authority is DownloadsProvider.
     */
    public static boolean isDownloadsDocument(Uri uri) {
        return "com.android.providers.downloads.documents".equals(uri
                .getAuthority());
    }

    /**
     * @param uri
     *            The Uri to check.
     * @return Whether the Uri authority is MediaProvider.
     */
    public static boolean isMediaDocument(Uri uri) {
        return "com.android.providers.media.documents".equals(uri
                .getAuthority());
    }

    /**
     * @param uri
     *            The Uri to check.
     * @return Whether the Uri authority is Google Photos.
     */
    public static boolean isGooglePhotosUri(Uri uri) {
        return "com.google.android.apps.photos.content".equals(uri
                .getAuthority());
    }

//    public static String getMimeType(String filePath) {
//        String type = null;
//        String extension = MimeTypeMap.getFileExtensionFromUrl(filePath);
//        if (extension != null) {
//            type = MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension);
//        }
//        return type;
//    }

    public static boolean isPDFTypeFromPath(String path) throws NoExtensionException {
        return getMimeType(path).contains(UtilsFilePath.PDF_MIME);
    }

/*
    public static boolean isImageType(String path) throws NoExtensionException {
        return path != null && path.contains(UtilsFilePath.IMAGE_MIME);
        //return getMimeType(path).contains(UtilsFilePath.IMAGE_MIME);
    }
*/

    public static boolean isImageTypeFromPath(String path) throws NoExtensionException {
        return getMimeType(path).contains(UtilsFilePath.IMAGE_MIME);
    }

    public static boolean isVideoTypeFromPath(String path) throws NoExtensionException {
        return getMimeType(path).contains(UtilsFilePath.VIDEO_MIME);
    }

    public static boolean isDocTypeFromPath(String path) throws NoExtensionException {
        return getMimeType(path).contains(UtilsFilePath.DOC_MIME) || getMimeType(path).contains(UtilsFilePath.DOCX_MIME);
    }

    public static int getTypeFromPath(String urlFile) {
        try {
            if (isImageTypeFromPath(urlFile)){
                return MyMessage.FILE_IMAGE_TYPE;
            }
            if (isVideoTypeFromPath(urlFile)){
                return MyMessage.FILE_VIDEO_TYPE;
            }
            if (UtilsFilePath.isDocTypeFromPath(urlFile)){
                return MyMessage.FILE_DOC_TYPE;
            }
            if (UtilsFilePath.isPDFTypeFromPath(urlFile)){
                return MyMessage.FILE_PDF_TYPE;
            }
        } catch (NoExtensionException e) {
            e.printStackTrace();
        }
        return MyMessage.FILE_OTHER_TYPE;
    }

    public static String getMimeType(String path) throws NoExtensionException {
        String extension = MimeTypeMap.getFileExtensionFromUrl(path);
        if (extension.isEmpty()){
            throw new NoExtensionException();
        }
        return MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension);
    }

    public static Uri getImageUri(Context inContext, Bitmap inImage) {
        ByteArrayOutputStream bytes = new ByteArrayOutputStream();
        inImage.compress(Bitmap.CompressFormat.JPEG, 100, bytes);
        String path = MediaStore.Images.Media.insertImage(inContext.getContentResolver(), inImage, "Title", null);
        return Uri.parse(path);
    }

    public static String getFileName(String pathImage) {
        String fileName = pathImage.substring(pathImage.lastIndexOf("/")+1);
        return fileName.isEmpty() ? "" : fileName;
    }
}