package com.dm.wallpaper.board.tasks; import android.content.Context; import android.graphics.BitmapFactory; import android.os.AsyncTask; import android.support.annotation.NonNull; import android.support.annotation.Nullable; import android.support.v7.app.AppCompatActivity; import android.util.Log; import com.dm.wallpaper.board.databases.Database; import com.dm.wallpaper.board.items.Wallpaper; import com.danimahardhika.android.helpers.core.utils.LogUtil; import com.nostra13.universalimageloader.core.ImageLoader; import com.nostra13.universalimageloader.core.assist.ImageSize; import java.io.File; import java.io.InputStream; import java.lang.ref.WeakReference; import java.net.HttpURLConnection; import java.net.URL; import java.util.concurrent.Executor; /* * Wallpaper Board * * Copyright (c) 2017 Dani Mahardhika * * 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. */ public class WallpaperPropertiesLoaderTask extends AsyncTask<Void, Void, Boolean> { private Wallpaper mWallpaper; private WeakReference<Callback> mCallback; private final WeakReference<Context> mContext; private WallpaperPropertiesLoaderTask(Context context) { mContext = new WeakReference<>(context); } public WallpaperPropertiesLoaderTask wallpaper(Wallpaper wallpaper) { mWallpaper = wallpaper; return this; } public WallpaperPropertiesLoaderTask callback(@Nullable Callback callback) { mCallback = new WeakReference<>(callback); return this; } public AsyncTask start() { return start(SERIAL_EXECUTOR); } public AsyncTask start(@NonNull Executor executor) { return executeOnExecutor(executor); } public static WallpaperPropertiesLoaderTask prepare(@NonNull Context context) { return new WallpaperPropertiesLoaderTask(context); } @Override protected Boolean doInBackground(Void... voids) { while (!isCancelled()) { try { Thread.sleep(1); if (mWallpaper == null) return false; if (mWallpaper.getDimensions() != null && mWallpaper.getMimeType() != null && mWallpaper.getSize() > 0) { return false; } final BitmapFactory.Options options = new BitmapFactory.Options(); options.inJustDecodeBounds = true; URL url = new URL(mWallpaper.getUrl()); HttpURLConnection connection = (HttpURLConnection) url.openConnection(); connection.setConnectTimeout(15000); if (connection.getResponseCode() == HttpURLConnection.HTTP_OK) { InputStream stream = connection.getInputStream(); BitmapFactory.decodeStream(stream, null, options); ImageSize imageSize = new ImageSize(options.outWidth, options.outHeight); mWallpaper.setDimensions(imageSize); mWallpaper.setMimeType(options.outMimeType); int contentLength = connection.getContentLength(); if (contentLength > 0) { mWallpaper.setSize(contentLength); } Database.get(mContext.get()).updateWallpaper(mWallpaper); stream.close(); return true; } return false; } catch (Exception e) { LogUtil.e(Log.getStackTraceString(e)); return false; } } return false; } @Override protected void onPostExecute(Boolean aBoolean) { super.onPostExecute(aBoolean); if (aBoolean && mContext.get() != null && !((AppCompatActivity) mContext.get()).isFinishing()) { if (mWallpaper.getSize() <= 0) { File target = ImageLoader.getInstance().getDiskCache().get(mWallpaper.getUrl()); if (target.exists()) { mWallpaper.setSize((int) target.length()); } } } if (mCallback != null && mCallback.get() != null) { mCallback.get().onPropertiesReceived(mWallpaper); } } public interface Callback { void onPropertiesReceived(Wallpaper wallpaper); } }