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| 1 | +/* |
| 2 | + * Copyright (c) 2012 Google Inc. |
| 3 | + * |
| 4 | + * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except |
| 5 | + * in compliance with the License. You may obtain a copy of the License at |
| 6 | + * |
| 7 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | + * |
| 9 | + * Unless required by applicable law or agreed to in writing, software distributed under the |
| 10 | + * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either |
| 11 | + * express or implied. See the License for the specific language governing permissions and |
| 12 | + * limitations under the License. |
| 13 | + */ |
| 14 | + |
| 15 | +package com.google.api.services.samples.youtube.cmdline.data; |
| 16 | + |
| 17 | +import com.google.api.client.auth.oauth2.Credential; |
| 18 | +import com.google.api.client.googleapis.json.GoogleJsonResponseException; |
| 19 | +import com.google.api.services.samples.youtube.cmdline.Auth; |
| 20 | +import com.google.api.services.youtube.YouTube; |
| 21 | +import com.google.api.services.youtube.model.*; |
| 22 | +import com.google.common.collect.Lists; |
| 23 | + |
| 24 | +import java.io.IOException; |
| 25 | +import java.util.Calendar; |
| 26 | +import java.util.List; |
| 27 | + |
| 28 | +/** |
| 29 | + * Creates a new, private playlist in the authorized user's channel and add |
| 30 | + * a video to that new playlist. |
| 31 | + * |
| 32 | + * @author Jeremy Walker |
| 33 | + */ |
| 34 | +public class PlaylistUpdates { |
| 35 | + |
| 36 | + /** |
| 37 | + * Define a global instance of a Youtube object, which will be used |
| 38 | + * to make YouTube Data API requests. |
| 39 | + */ |
| 40 | + private static YouTube youtube; |
| 41 | + |
| 42 | + /** |
| 43 | + * Define a global variable that identifies the video that will be added |
| 44 | + * to the new playlist. |
| 45 | + */ |
| 46 | + private static final String VIDEO_ID = "SZj6rAYkYOg"; |
| 47 | + |
| 48 | + /** |
| 49 | + * Authorize the user, create a playlist, and add an item to the playlist. |
| 50 | + * |
| 51 | + * @param args command line args (not used). |
| 52 | + */ |
| 53 | + public static void main(String[] args) { |
| 54 | + |
| 55 | + // This OAuth 2.0 access scope allows for full read/write access to the |
| 56 | + // authenticated user's account. |
| 57 | + List<String> scopes = Lists.newArrayList("https://www.googleapis.com/auth/youtube"); |
| 58 | + |
| 59 | + try { |
| 60 | + // Authorize the request. |
| 61 | + Credential credential = Auth.authorize(scopes, "playlistupdates"); |
| 62 | + |
| 63 | + // This object is used to make YouTube Data API requests. |
| 64 | + youtube = new YouTube.Builder(Auth.HTTP_TRANSPORT, Auth.JSON_FACTORY, credential) |
| 65 | + .setApplicationName("youtube-cmdline-playlistupdates-sample") |
| 66 | + .build(); |
| 67 | + |
| 68 | + // Create a new, private playlist in the authorized user's channel. |
| 69 | + String playlistId = insertPlaylist(); |
| 70 | + |
| 71 | + // If a valid playlist was created, add a video to that playlist. |
| 72 | + insertPlaylistItem(playlistId, VIDEO_ID); |
| 73 | + |
| 74 | + } catch (GoogleJsonResponseException e) { |
| 75 | + System.err.println("There was a service error: " + e.getDetails().getCode() + " : " + e.getDetails().getMessage()); |
| 76 | + e.printStackTrace(); |
| 77 | + } catch (IOException e) { |
| 78 | + System.err.println("IOException: " + e.getMessage()); |
| 79 | + e.printStackTrace(); |
| 80 | + } catch (Throwable t) { |
| 81 | + System.err.println("Throwable: " + t.getMessage()); |
| 82 | + t.printStackTrace(); |
| 83 | + } |
| 84 | + } |
| 85 | + |
| 86 | + /** |
| 87 | + * Create a playlist and add it to the authorized account. |
| 88 | + */ |
| 89 | + private static String insertPlaylist() throws IOException { |
| 90 | + |
| 91 | + // This code constructs the playlist resource that is being inserted. |
| 92 | + // It defines the playlist's title, description, and privacy status. |
| 93 | + PlaylistSnippet playlistSnippet = new PlaylistSnippet(); |
| 94 | + playlistSnippet.setTitle("Test Playlist " + Calendar.getInstance().getTime()); |
| 95 | + playlistSnippet.setDescription("A private playlist created with the YouTube API v3"); |
| 96 | + PlaylistStatus playlistStatus = new PlaylistStatus(); |
| 97 | + playlistStatus.setPrivacyStatus("private"); |
| 98 | + |
| 99 | + Playlist youTubePlaylist = new Playlist(); |
| 100 | + youTubePlaylist.setSnippet(playlistSnippet); |
| 101 | + youTubePlaylist.setStatus(playlistStatus); |
| 102 | + |
| 103 | + // Call the API to insert the new playlist. In the API call, the first |
| 104 | + // argument identifies the resource parts that the API response should |
| 105 | + // contain, and the second argument is the playlist being inserted. |
| 106 | + YouTube.Playlists.Insert playlistInsertCommand = |
| 107 | + youtube.playlists().insert("snippet,status", youTubePlaylist); |
| 108 | + Playlist playlistInserted = playlistInsertCommand.execute(); |
| 109 | + |
| 110 | + // Print data from the API response and return the new playlist's |
| 111 | + // unique playlist ID. |
| 112 | + System.out.println("New Playlist name: " + playlistInserted.getSnippet().getTitle()); |
| 113 | + System.out.println(" - Privacy: " + playlistInserted.getStatus().getPrivacyStatus()); |
| 114 | + System.out.println(" - Description: " + playlistInserted.getSnippet().getDescription()); |
| 115 | + System.out.println(" - Posted: " + playlistInserted.getSnippet().getPublishedAt()); |
| 116 | + System.out.println(" - Channel: " + playlistInserted.getSnippet().getChannelId() + "\n"); |
| 117 | + return playlistInserted.getId(); |
| 118 | + |
| 119 | + } |
| 120 | + |
| 121 | + /** |
| 122 | + * Create a playlist item with the specified video ID and add it to the |
| 123 | + * specified playlist. |
| 124 | + * |
| 125 | + * @param playlistId assign to newly created playlistitem |
| 126 | + * @param videoId YouTube video id to add to playlistitem |
| 127 | + */ |
| 128 | + private static String insertPlaylistItem(String playlistId, String videoId) throws IOException { |
| 129 | + |
| 130 | + // Define a resourceId that identifies the video being added to the |
| 131 | + // playlist. |
| 132 | + ResourceId resourceId = new ResourceId(); |
| 133 | + resourceId.setKind("youtube#video"); |
| 134 | + resourceId.setVideoId(videoId); |
| 135 | + |
| 136 | + // Set fields included in the playlistItem resource's "snippet" part. |
| 137 | + PlaylistItemSnippet playlistItemSnippet = new PlaylistItemSnippet(); |
| 138 | + playlistItemSnippet.setTitle("First video in the test playlist"); |
| 139 | + playlistItemSnippet.setPlaylistId(playlistId); |
| 140 | + playlistItemSnippet.setResourceId(resourceId); |
| 141 | + |
| 142 | + // Create the playlistItem resource and set its snippet to the |
| 143 | + // object created above. |
| 144 | + PlaylistItem playlistItem = new PlaylistItem(); |
| 145 | + playlistItem.setSnippet(playlistItemSnippet); |
| 146 | + |
| 147 | + // Call the API to add the playlist item to the specified playlist. |
| 148 | + // In the API call, the first argument identifies the resource parts |
| 149 | + // that the API response should contain, and the second argument is |
| 150 | + // the playlist item being inserted. |
| 151 | + YouTube.PlaylistItems.Insert playlistItemsInsertCommand = |
| 152 | + youtube.playlistItems().insert("snippet,contentDetails", playlistItem); |
| 153 | + PlaylistItem returnedPlaylistItem = playlistItemsInsertCommand.execute(); |
| 154 | + |
| 155 | + // Print data from the API response and return the new playlist |
| 156 | + // item's unique playlistItem ID. |
| 157 | + |
| 158 | + System.out.println("New PlaylistItem name: " + returnedPlaylistItem.getSnippet().getTitle()); |
| 159 | + System.out.println(" - Video id: " + returnedPlaylistItem.getSnippet().getResourceId().getVideoId()); |
| 160 | + System.out.println(" - Posted: " + returnedPlaylistItem.getSnippet().getPublishedAt()); |
| 161 | + System.out.println(" - Channel: " + returnedPlaylistItem.getSnippet().getChannelId()); |
| 162 | + return returnedPlaylistItem.getId(); |
| 163 | + |
| 164 | + } |
| 165 | +} |
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