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#!/usr/bin/python
# Usage example:
# python playlist_localizations.py --action='<action>' --playlist_id='<playlist_id>' --defaultlanguage='<default_language>' --language='<language>' --title='<title>' --description='<description>'
import httplib2
import os
import sys
from apiclient.discovery import build
from apiclient.errors import HttpError
from oauth2client.client import flow_from_clientsecrets
from oauth2client.file import Storage
from oauth2client.tools import argparser, run_flow
# The CLIENT_SECRETS_FILE variable specifies the name of a file that contains
# the OAuth 2.0 information for this application, including its client_id and
# client_secret. You can acquire an OAuth 2.0 client ID and client secret from
# the {{ Google Cloud Console }} at
# {{ https://cloud.google.com/console }}.
# Please ensure that you have enabled the YouTube Data API for your project.
# For more information about using OAuth2 to access the YouTube Data API, see:
# https://developers.google.com/youtube/v3/guides/authentication
# For more information about the client_secrets.json file format, see:
# https://developers.google.com/api-client-library/python/guide/aaa_client_secrets
CLIENT_SECRETS_FILE = "client_secrets.json"
# This OAuth 2.0 access scope allows for full read/write access to the
# authenticated user's account.
YOUTUBE_READ_WRITE_SCOPE = "https://www.googleapis.com/auth/youtube"
YOUTUBE_API_SERVICE_NAME = "youtube"
YOUTUBE_API_VERSION = "v3"
# This variable defines a message to display if the CLIENT_SECRETS_FILE is
# missing.
MISSING_CLIENT_SECRETS_MESSAGE = """
WARNING: Please configure OAuth 2.0
To make this sample run you will need to populate the client_secrets.json file
found at:
%s
with information from the APIs Console
https://console.developers.google.com
For more information about the client_secrets.json file format, please visit:
https://developers.google.com/api-client-library/python/guide/aaa_client_secrets
""" % os.path.abspath(os.path.join(os.path.dirname(__file__),
CLIENT_SECRETS_FILE))
# Authorize the request and store authorization credentials.
def get_authenticated_service(args):
flow = flow_from_clientsecrets(CLIENT_SECRETS_FILE, scope=YOUTUBE_READ_WRITE_SCOPE,
message=MISSING_CLIENT_SECRETS_MESSAGE)
storage = Storage("%s-oauth2.json" % sys.argv[0])
credentials = storage.get()
if credentials is None or credentials.invalid:
credentials = run_flow(flow, storage, args)
return build(YOUTUBE_API_SERVICE_NAME, YOUTUBE_API_VERSION,
http=credentials.authorize(httplib2.Http()))
# Call the API's playlists.update method to update an existing playlist's default language,
# localized title and description in a specific language.
def set_playlist_localization(youtube, playlist_id, default_language, language, title, description):
results = youtube.playlists().list(
part="snippet,localizations",
id=playlist_id
).execute()
playlist = results["items"][0]
# Ensure that a value is set for the resource's snippet.defaultLanguage property.
playlist["snippet"]["defaultLanguage"] = default_language
if "localizations" not in playlist:
playlist["localizations"] = {}
playlist["localizations"][language] = {
"title": title,
"description": description
}
update_result = youtube.playlists().update(
part="snippet,localizations",
body=playlist
).execute()
localization = update_result["localizations"][language]
print ("Updated playlist '%s' default language to '%s', localized title to '%s'"
" and description to '%s' in language '%s'"
% (playlist_id, localization["title"], localization["description"], language))
# Call the API's playlists.list method to retrieve an existing playlist localization.
# If the localized text is not available in the requested language,
# this method will return text in the default language.
def get_playlist_localization(youtube, playlist_id, language):
results = youtube.playlists().list(
part="snippet",
id=playlist_id,
hl=language
).execute()
# The localized object contains localized text if the hl parameter specified
# a language for which localized text is available. Otherwise, the localized
# object will contain metadata in the default language.
localized = results["items"][0]["snippet"]["localized"]
print ("Playlist title is '%s' and description is '%s' in language '%s'"
% (localized["title"], localized["description"], language))
# Call the API's playlists.list method to list the existing playlist localizations.
def list_playlist_localizations(youtube, playlist_id):
results = youtube.playlists().list(
part="snippet,localizations",
id=playlist_id
).execute()
localizations = results["items"][0]["localizations"]
for language, localization in localizations.iteritems():
print ("Playlist title is '%s' and description is '%s' in language '%s'"
% (localization["title"], localization["description"], language))
if __name__ == "__main__":
# The "action" option specifies the action to be processed.
argparser.add_argument("--action", help="Action")
# The "playlist_id" option specifies the ID of the selected YouTube playlist.
argparser.add_argument("--playlist_id",
help="ID for playlist for which the localization will be applied.")
# The "default_language" option specifies the language of the playlist's default metadata.
argparser.add_argument("--default_language", help="Default language of the playlist to update.",
default="en")
# The "language" option specifies the language of the localization that is being processed.
argparser.add_argument("--language", help="Language of the localization.", default="de")
# The "title" option specifies the localized title of the playlist to be set.
argparser.add_argument("--title", help="Localized title of the playlist to be set.",
default="Localized Title")
# The "description" option specifies the localized description of the playlist to be set.
argparser.add_argument("--description", help="Localized description of the playlist to be set.",
default="Localized Description")
args = argparser.parse_args()
if not args.playlist_id:
exit("Please specify playlist id using the --playlist_id= parameter.")
youtube = get_authenticated_service(args)
try:
if args.action == 'set':
set_playlist_localization(youtube, args.playlist_id, args.default_language, args.language, args.title, args.description)
elif args.action == 'get':
get_playlist_localization(youtube, args.playlist_id, args.language)
elif args.action == 'list':
list_playlist_localizations(youtube, args.playlist_id)
else:
exit("Please specify a valid action using the --action= parameter.")
except HttpError, e:
print "An HTTP error %d occurred:\n%s" % (e.resp.status, e.content)
else:
print "Set and retrieved localized metadata for a playlist."