Java tutorial
/* * Copyright 2015 Synced Synapse. All rights reserved. * * 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. */ package org.xbmc.kore.utils; import android.content.Context; import android.content.Intent; import android.graphics.Bitmap; import android.graphics.Canvas; import android.graphics.drawable.BitmapDrawable; import android.graphics.drawable.Drawable; import android.net.Uri; import android.os.Build; import android.os.Handler; import android.support.v4.app.Fragment; import android.text.TextUtils; import android.widget.Toast; import org.xbmc.kore.R; import org.xbmc.kore.host.HostManager; import org.xbmc.kore.jsonrpc.ApiCallback; import org.xbmc.kore.jsonrpc.HostConnection; import org.xbmc.kore.jsonrpc.method.Playlist; import org.xbmc.kore.jsonrpc.type.PlaylistType; import java.util.ArrayList; import java.util.List; /** * Because every project needs one of these * */ public class Utils { public static final int PERMISSION_REQUEST_WRITE_STORAGE = 0, PERMISSION_REQUEST_READ_PHONE_STATE = 1; /** * Returns whether the SDK is the Jellybean release or later. */ public static boolean isJellybeanOrLater() { return Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN; } public static boolean isJellybeanMR1OrLater() { return Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1; } public static boolean isJellybeanMR2OrLater() { return Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2; } public static boolean isKitKatOrLater() { return Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT; } public static boolean isLollipopOrLater() { return Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP; } /** * Concats a list of strings... * @param list * @param delimiter * @return */ public static String listStringConcat(List<String> list, String delimiter) { StringBuilder builder = new StringBuilder(); boolean first = true; for (String item : list) { if (TextUtils.isEmpty(item)) continue; if (!first) builder.append(delimiter); builder.append(item); first = false; } return builder.toString(); } /** * Concats a list of integers... * @param list * @param delimiter * @return */ public static String listIntegerConcat(List<Integer> list, String delimiter) { StringBuilder builder = new StringBuilder(); boolean first = true; for (Integer item : list) { if (!first) builder.append(delimiter); builder.append(item); first = false; } return builder.toString(); } /** * Calls {@link Context#startActivity(Intent)} with the given <b>implicit</b> {@link Intent} * after making sure there is an Activity to handle it. * <br> <br> This may happen if e.g. the web browser has been disabled through restricted * profiles. * * @return Whether there was an Activity to handle the given {@link Intent}. */ public static boolean tryStartActivity(Context context, Intent intent) { if (intent.resolveActivity(context.getPackageManager()) != null) { context.startActivity(intent); return true; } return false; } public static final String IMDB_APP_PERSON_SEARCH_URI = "imdb:///find?q=%s&s=nm"; public static final String IMDB_PERSON_SEARCH_URL = "http://m.imdb.com/find?q=%s&s=nm"; public static final String IMDB_APP_MOVIE_URI = "imdb:///title/%s/"; public static final String IMDB_MOVIE_URL = "http://m.imdb.com/title/%s/"; /** * Open the IMDb app or web page for the given person name. */ public static void openImdbForPerson(Context context, String name) { if (context == null || TextUtils.isEmpty(name)) { return; } Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(String.format(IMDB_APP_PERSON_SEARCH_URI, name))); intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET); // try launching IMDb app if (!Utils.tryStartActivity(context, intent)) { // on failure, try launching the web page intent = new Intent(Intent.ACTION_VIEW, Uri.parse(String.format(IMDB_PERSON_SEARCH_URL, name))); intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET); context.startActivity(intent); } } /** * Open the IMDb app or web page for the given person name. */ public static void openImdbForMovie(Context context, String imdbNumber) { if (context == null || TextUtils.isEmpty(imdbNumber)) { return; } Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(String.format(IMDB_APP_MOVIE_URI, imdbNumber))); intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET); // try launching IMDb app if (!Utils.tryStartActivity(context, intent)) { // on failure, try launching the web page intent = new Intent(Intent.ACTION_VIEW, Uri.parse(String.format(IMDB_MOVIE_URL, imdbNumber))); intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET); context.startActivity(intent); } } /** * Converts a drawable to a bitmap * @param drawable Drawable to convert * @return Bitmap */ public static Bitmap drawableToBitmap(Drawable drawable, int width, int height) { if (drawable instanceof BitmapDrawable) { return ((BitmapDrawable) drawable).getBitmap(); } Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(bitmap); drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight()); drawable.draw(canvas); return bitmap; } public static void addToPlaylist(final Fragment fragment, final int itemId, final String playlistId) { Playlist.GetPlaylists getPlaylists = new Playlist.GetPlaylists(); final Context context = fragment.getContext(); final HostConnection hostConnection = HostManager.getInstance(context).getConnection(); final Handler callbackHandler = new Handler(); getPlaylists.execute(hostConnection, new ApiCallback<ArrayList<PlaylistType.GetPlaylistsReturnType>>() { @Override public void onSuccess(ArrayList<PlaylistType.GetPlaylistsReturnType> result) { if (!fragment.isAdded()) return; // Ok, loop through the playlists, looking for the video one int videoPlaylistId = -1; for (PlaylistType.GetPlaylistsReturnType playlist : result) { if (playlist.type.equals(playlistId)) { videoPlaylistId = playlist.playlistid; break; } } // If found, add to playlist if (videoPlaylistId != -1) { PlaylistType.Item item = new PlaylistType.Item(); item.episodeid = itemId; Playlist.Add action = new Playlist.Add(videoPlaylistId, item); action.execute(hostConnection, new ApiCallback<String>() { @Override public void onSuccess(String result) { if (!fragment.isAdded()) return; // Got an error, show toast Toast.makeText(context, R.string.item_added_to_playlist, Toast.LENGTH_SHORT).show(); } @Override public void onError(int errorCode, String description) { if (!fragment.isAdded()) return; // Got an error, show toast Toast.makeText(context, R.string.unable_to_connect_to_xbmc, Toast.LENGTH_SHORT).show(); } }, callbackHandler); } else { Toast.makeText(context, R.string.no_suitable_playlist, Toast.LENGTH_SHORT).show(); } } @Override public void onError(int errorCode, String description) { if (!fragment.isAdded()) return; // Got an error, show toast Toast.makeText(context, R.string.unable_to_connect_to_xbmc, Toast.LENGTH_SHORT).show(); } }, callbackHandler); } }