132 lines
4.7 KiB
Java
132 lines
4.7 KiB
Java
/* Copyright 2017 Andrew Dawson
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*
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* This file is a part of Tusky.
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*
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* This program is free software; you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation; either version 3 of the
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* License, or (at your option) any later version.
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*
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* Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
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* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with Tusky; if not,
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* see <http://www.gnu.org/licenses>. */
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package com.keylesspalace.tusky.util;
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import android.content.ContentResolver;
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import android.content.Context;
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import android.database.Cursor;
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import android.graphics.Bitmap;
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import android.graphics.drawable.Drawable;
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import android.net.Uri;
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import android.os.Environment;
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import android.provider.OpenableColumns;
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import android.support.annotation.Nullable;
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import android.support.v4.content.FileProvider;
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import com.squareup.picasso.Picasso;
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import com.squareup.picasso.Target;
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import java.io.ByteArrayOutputStream;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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/**
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* Class who will have all the code link with Media
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* <p>
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* Motivation : try to keep the ComposeActivity "smaller" and make modular method
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*/
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public class MediaUtils {
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public static final int MEDIA_SIZE_UNKNOWN = -1;
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@Nullable
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public static byte[] inputStreamGetBytes(InputStream stream) {
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ByteArrayOutputStream buffer = new ByteArrayOutputStream();
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int read;
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byte[] data = new byte[16384];
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try {
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while ((read = stream.read(data, 0, data.length)) != -1) {
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buffer.write(data, 0, read);
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}
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buffer.flush();
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} catch (IOException e) {
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return null;
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}
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return buffer.toByteArray();
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}
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public static long getMediaSize(ContentResolver contentResolver, Uri uri) {
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long mediaSize;
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Cursor cursor = contentResolver.query(uri, null, null, null, null);
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if (cursor != null) {
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int sizeIndex = cursor.getColumnIndex(OpenableColumns.SIZE);
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cursor.moveToFirst();
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mediaSize = cursor.getLong(sizeIndex);
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cursor.close();
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} else {
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mediaSize = MEDIA_SIZE_UNKNOWN;
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}
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return mediaSize;
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}
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// Download an image with picasso
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public static Target picassoImageTarget(final Context context, final MediaListener mediaListener) {
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final String imageName = "temp";
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return new Target() {
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@Override
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public void onBitmapLoaded(final Bitmap bitmap, Picasso.LoadedFrom from) {
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new Thread(new Runnable() {
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@Override
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public void run() {
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FileOutputStream fos = null;
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Uri uriForFile;
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try {
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// we download only a "temp" file
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File storageDir = context.getExternalFilesDir(Environment.DIRECTORY_PICTURES);
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File tempFile = File.createTempFile(
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imageName,
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".jpg",
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storageDir
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);
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fos = new FileOutputStream(tempFile);
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bitmap.compress(Bitmap.CompressFormat.PNG, 100, fos);
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uriForFile = FileProvider.getUriForFile(context,
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"com.keylesspalace.tusky.fileprovider",
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tempFile);
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// giving to the activity the URI callback
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mediaListener.onCallback(uriForFile);
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} catch (IOException e) {
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e.printStackTrace();
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} finally {
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try {
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if (fos != null) {
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fos.close();
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}
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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}).start();
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}
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@Override
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public void onBitmapFailed(Drawable errorDrawable) {
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}
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@Override
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public void onPrepareLoad(Drawable placeHolderDrawable) {
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}
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};
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}
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public interface MediaListener {
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void onCallback(Uri headerInfo);
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}
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}
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