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lambda_function.py
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lambda_function.py
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# -*- coding: utf-8 -*-
from __future__ import print_function
from os import environ
try:
from urllib.error import HTTPError # python3
except:
from urllib2 import HTTPError # python2
import logging
from random import shuffle, randrange
import requests
import re
import json
from datetime import datetime
from dateutil import tz
from fuzzywuzzy import fuzz
from strings import *
strings = strings_en
logger = logging.getLogger()
logger.setLevel(logging.INFO)
# --------------- Helpers that build all of the responses ----------------------
def build_speechlet_response(title, output, reprompt_text, should_end_session):
return {
'outputSpeech': {
'type': 'PlainText',
'text': output
},
'card': {
'type': 'Simple',
'title': title,
'content': output
},
'reprompt': {
'outputSpeech': {
'type': 'PlainText',
'text': reprompt_text
}
},
'shouldEndSession': should_end_session
}
def build_cardless_speechlet_response(output, reprompt_text, should_end_session, speech_type='PlainText'):
text_or_ssml = 'text'
if speech_type == 'SSML':
text_or_ssml = 'ssml'
return {
'outputSpeech': {
'type': speech_type,
text_or_ssml: output
},
'reprompt': {
'outputSpeech': {
'type': 'PlainText',
'text': reprompt_text
}
},
'shouldEndSession': should_end_session
}
def build_audio_or_video_response(title, output, should_end_session, url, token, offsetInMilliseconds=0):
if video_or_audio == [True, 'video']:
return build_video_response(title, output, url)
else:
return build_audio_speechlet_response(title, output, should_end_session, url, token, offsetInMilliseconds=0)
def build_audio_speechlet_response(title, output, should_end_session, url, token, offsetInMilliseconds=0):
return {
'outputSpeech': {
'type': 'PlainText',
'text': output
},
'card': {
'type': 'Simple',
'title': title,
'content': output
},
'directives': [{
'type': 'AudioPlayer.Play',
'playBehavior': 'REPLACE_ALL',
'audioItem': {
'stream': {
'token': str(token),
'url': url,
'offsetInMilliseconds': offsetInMilliseconds
}
}
}],
'shouldEndSession': should_end_session
}
def build_cardless_audio_speechlet_response(output, should_end_session, url, token, offsetInMilliseconds=0):
return {
'outputSpeech': {
'type': 'PlainText',
'text': output
},
'directives': [{
'type': 'AudioPlayer.Play',
'playBehavior': 'REPLACE_ALL',
'audioItem': {
'stream': {
'token': str(token),
'url': url,
'offsetInMilliseconds': offsetInMilliseconds
}
}
}],
'shouldEndSession': should_end_session
}
def build_audio_enqueue_response(should_end_session, url, previous_token, next_token, playBehavior='ENQUEUE'):
to_return = {
'directives': [{
'type': 'AudioPlayer.Play',
'playBehavior': playBehavior,
'audioItem': {
'stream': {
'token': str(next_token),
'url': url,
'offsetInMilliseconds': 0
}
}
}],
'shouldEndSession': should_end_session
}
if playBehavior == 'ENQUEUE':
to_return['directives'][0]['audioItem']['stream']['expectedPreviousToken'] = str(previous_token)
return to_return
def build_cancel_speechlet_response(title, output, should_end_session):
return {
'outputSpeech': {
'type': 'PlainText',
'text': output
},
'card': {
'type': 'Simple',
'title': title,
'content': output
},
'directives': [{
'type': 'AudioPlayer.ClearQueue',
'clearBehavior': "CLEAR_ALL"
}],
'shouldEndSession': should_end_session
}
def build_stop_speechlet_response(output, should_end_session):
return {
'outputSpeech': {
'type': 'PlainText',
'text': output
},
'directives': [{
'type': 'AudioPlayer.Stop'
}],
'shouldEndSession': should_end_session
}
def build_short_speechlet_response(output, should_end_session):
return {
'outputSpeech': {
'type': 'PlainText',
'text': output
},
'shouldEndSession': should_end_session
}
def build_response(speechlet_response, sessionAttributes={}):
return {
'version': '1.0',
'sessionAttributes': sessionAttributes,
'response': speechlet_response
}
def build_video_response(title, output, url):
return {
'outputSpeech': {
'type': 'PlainText',
'text': output
},
'directives': [{
'type': 'VideoApp.Launch',
'videoItem': {
'source': url,
'metadata': {
'title': title,
}
}
}]
}
# --------------- Main handler ------------------
def lambda_handler(event, context):
if 'expires' in environ and int(datetime.strftime(datetime.now(), '%Y%m%d')) > int(environ['expires']):
return skill_expired()
global strings
if event['request']['locale'][0:2] == 'fr':
strings = strings_fr
elif event['request']['locale'][0:2] == 'it':
strings = strings_it
elif event['request']['locale'][0:2] == 'de':
strings = strings_de
elif event['request']['locale'][0:2] == 'es':
strings = strings_es
elif event['request']['locale'][0:2] == 'ja':
strings = strings_ja
elif event['request']['locale'][0:2] == 'pt':
strings = strings_pt
else:
strings = strings_en
for key in strings_en:
if key not in strings:
strings[key] = strings_en[key]
global video_or_audio
video_or_audio = [False, 'audio']
if 'VideoApp' in event['context']['System']['device']['supportedInterfaces']:
video_or_audio[0] = True
if event['request']['type'] == "IntentRequest":
if event['request']['intent']['name'] == 'PlayOneIntent':
video_or_audio[1] = 'video'
if event['request']['type'] == "LaunchRequest":
return get_welcome_response(event)
elif event['request']['type'] == "IntentRequest":
return on_intent(event)
elif event['request']['type'] == "SessionEndedRequest":
logger.info("on_session_ended")
elif event['request']['type'].startswith('AudioPlayer'):
return handle_playback(event)
# --------------- Events ------------------
def on_intent(event):
logger.info(event)
intent_name = event['request']['intent']['name']
# Dispatch to your skill's intent handlers
search_intents = ["SearchIntent", "PlayOneIntent", "PlaylistIntent", "SearchMyPlaylistsIntent", "ShuffleMyPlaylistsIntent", "ChannelIntent", "ShuffleIntent", "ShufflePlaylistIntent", "ShuffleChannelIntent", "PlayMyLatestVideoIntent"]
if intent_name in search_intents:
return search(event)
elif intent_name == 'NextPlaylistIntent':
return next_playlist(event)
elif intent_name == 'SkipForwardIntent':
return skip_by(event, 1)
elif intent_name == 'SkipBackwardIntent':
return skip_by(event, -1)
elif intent_name == 'SkipToIntent':
return skip_to(event)
elif intent_name == 'SayTimestampIntent':
return say_timestamp(event)
elif intent_name == 'AutoplayOffIntent':
return change_mode(event, 'a', 0)
elif intent_name == 'AutoplayOnIntent':
return change_mode(event, 'a', 1)
elif intent_name == "AMAZON.YesIntent":
return yes_intent(event)
elif intent_name == "AMAZON.NoIntent":
return do_nothing()
elif intent_name == "AMAZON.HelpIntent":
return get_help()
elif intent_name == "AMAZON.CancelIntent":
return do_nothing()
elif intent_name == "AMAZON.PreviousIntent":
return skip_action(event, -1)
elif intent_name == "AMAZON.NextIntent":
return skip_action(event, 1)
elif intent_name == "AMAZON.ShuffleOnIntent":
return change_mode(event, 's', 1)
elif intent_name == "AMAZON.ShuffleOffIntent":
return change_mode(event, 's', 0)
elif intent_name == "AMAZON.ResumeIntent":
return resume(event)
elif intent_name == "AMAZON.RepeatIntent" or intent_name == "NowPlayingIntent":
return say_video_title(event)
elif intent_name == "AMAZON.LoopOnIntent":
return change_mode(event, 'l', 1)
elif intent_name == "AMAZON.LoopOffIntent":
return change_mode(event, 'l', 0)
elif intent_name == "AMAZON.StartOverIntent":
return start_over(event)
elif intent_name == "AMAZON.StopIntent" or intent_name == "AMAZON.PauseIntent":
return stop()
elif intent_name == "PlayMoreLikeThisIntent":
return play_more_like_this(event)
else:
raise ValueError("Invalid intent")
def handle_playback(event):
request = event['request']
if request['type'] == 'AudioPlayer.PlaybackStarted':
return started(event)
elif request['type'] == 'AudioPlayer.PlaybackFinished':
return finished(event)
elif request['type'] == 'AudioPlayer.PlaybackStopped':
return stopped(event)
elif request['type'] == 'AudioPlayer.PlaybackNearlyFinished':
return nearly_finished(event)
elif request['type'] == 'AudioPlayer.PlaybackFailed':
return failed(event)
# --------------- Functions that control the skill's behavior ------------------
def get_headers(event):
if 'apiAccessToken' in event['context']['System']:
apiAccessToken = event['context']['System']['apiAccessToken']
headers = {
'Authorization': 'Bearer '+apiAccessToken,
'Content-Type': 'application/json'
}
return headers
else:
logger.info('apiAccessToken not found')
return False
def create_list(event, list_title, list_items=[]):
headers = get_headers(event)
if not headers:
return False
data = {
"name": list_title,
"state": "active"
}
url = event['context']['System']['apiEndpoint'] + '/v2/householdlists/'
r = requests.post(url, headers=headers, data=json.dumps(data))
if r.status_code == 201:
logger.info('List created')
listId = r.json()['listId']
for list_item in reversed(list_items):
post_list_item(event, listId, headers, list_item)
return True
elif r.status_code == 409:
logger.info('List already exists')
return True
elif r.status_code == 403:
logger.info('List permissions not granted')
return False
else:
logger.info(r.status_code)
logger.info(r.json())
return True
def get_list_id(event, list_title):
headers = get_headers(event)
if headers:
url = event['context']['System']['apiEndpoint'] + '/v2/householdlists/'
r = requests.get(url, headers=headers)
try:
lists = r.json()['lists']
except:
return None
for list in lists:
if list['name'] == list_title and list['state'] == 'active':
return list['listId']
return None
def read_list_item(event, listId):
items = get_list(event, listId)
if items is not None and len(items) > 0:
return items[0]['id'], items[0]['value'], items[0]['version']
return None, None, None
def update_list_item(event, listId, itemId, itemValue, itemVersion, itemStatus='completed'):
headers = get_headers(event)
if headers:
data = {
"value": itemValue,
"status": itemStatus,
"version": itemVersion
}
url = event['context']['System']['apiEndpoint'] + '/v2/householdlists/'+listId+'/items/'+itemId
r = requests.put(url, headers=headers, data=json.dumps(data))
logger.info(r.json())
def create_list_item(event, listId, title):
headers = get_headers(event)
if headers:
timestamp = event['request']['timestamp']
utc = datetime.strptime(timestamp, '%Y-%m-%dT%H:%M:%SZ')
from_zone = tz.tzutc()
timezone = get_time_zone(event)
if type(timezone) == list:
timezone = 'Europe/London'
if event['request']['locale'] in locales:
timezone = locales[event['request']['locale']]
to_zone = tz.gettz(timezone)
utc = utc.replace(tzinfo=from_zone)
local = utc.astimezone(to_zone)
the_date = local.strftime('%b %d %Y %H:%M:%S')
text = the_date+' '+title
post_list_item(event, listId, headers, text)
def post_list_item(event, listId, headers, text):
data = {
"value": text,
"status": "active"
}
url = event['context']['System']['apiEndpoint'] + '/v2/householdlists/'+listId+'/items/'
r = requests.post(url, headers=headers, data=json.dumps(data))
def get_list(event, listId):
headers = get_headers(event)
if headers:
url = event['context']['System']['apiEndpoint'] + '/v2/householdlists/'+listId+'/active/'
r = requests.get(url, headers=headers)
if 'items' in r.json():
return r.json()['items']
return None
def trim_list(event, listId):
items = get_list(event, listId)
if items is not None:
maxLength = 90
for item in items[maxLength:]:
itemId = item['id']
delete_list_item(event, listId, itemId)
def delete_list_item(event, listId, itemId):
headers = get_headers(event)
if headers:
url = event['context']['System']['apiEndpoint'] + '/v2/householdlists/'+listId+'/items/'+itemId
r = requests.delete(url, headers=headers)
def add_to_list(event, title):
listId = get_list_id(event, 'YouTube')
logger.info(listId)
if listId is not None:
create_list_item(event, listId, title)
logger.info('Created item')
trim_list(event, listId)
def check_favorite_videos(event, query, do_shuffle='0'):
logger.info('checking for faves')
listId = get_list_id(event, 'YouTube Favorites')
if listId is None:
logger.info('No Youtube Favorites list found')
return [], strings['video'], None
items = get_list(event, listId)
for item in items:
val = item['value']
logger.info('checking '+val)
try:
name, url = val.split('|')
except:
continue
if query.lower() == name.lower().strip():
logger.info('match found')
videos, string_to_return, playlist_title = get_videos_from_url(url.strip())
if do_shuffle == '1':
shuffle(videos)
return videos[0:50], string_to_return, playlist_title
return [], strings['video'], None
def get_videos_from_url(url):
t = re.search('youtube.com\/watch\?v=.*&list=([^&]+)', url, re.I)
if t:
logger.info('match on t1')
playlist_id = t.groups()[0]
videos = get_videos_from_playlist(playlist_id)
return videos, strings['playlist'], get_title(playlist_id, 'playlists')
t = re.search('youtube.com\/playlist\?list=([^&]+)', url, re.I)
if t:
logger.info('match on t2')
playlist_id = t.groups()[0]
videos = get_videos_from_playlist(playlist_id)
return videos, strings['playlist'], get_title(playlist_id, 'playlists')
t = re.search('youtube.com\/watch\?v=([^&]+)', url, re.I)
if t:
logger.info('match on t3')
video_id = t.groups()[0]
return [video_id], strings['video'], None
t = re.search('youtu.be\/([^&]+)', url, re.I)
if t:
logger.info('match on t4')
video_id = t.groups()[0]
return [video_id], strings['video'], None
t = re.search('youtube.com\/channel\/([^&]+)', url, re.I)
if t:
logger.info('match on t5')
channel_id = t.groups()[0]
videos, errorMessage = video_search(channelId=channel_id)
return videos, strings['channel'], get_title(channel_id, 'channels')
t = re.search('youtube.com\/user\/([^&]+)', url, re.I)
if t:
logger.info('match on t6')
username = t.groups()[0]
channel_info = youtube_channel_search(username)
if 'items' in channel_info and len(channel_info['items']) > 0 and 'id' in channel_info['items'][0]:
channel_id = channel_info['items'][0]['id']
videos, errorMessage = video_search(channelId=channel_id)
return videos, strings['channel'], get_title(channel_id, 'channels')
return [], strings['video'], None
def get_welcome_response(event):
list_created = create_list(event, 'YouTube')
list_created = create_list(event, 'YouTube Favorites', ['Add shortcuts to your favorite videos or playlists like this:', 'that song I like | https://youtu.be/gJLIiF15wjQ', 'super awesome playlist | https://www.youtube.com/playlist?list=PL1EQjK4xc6hsirkCQq-MHfmUqGMkSgUTn'])
speech_output = strings['welcome1']
reprompt_text = strings['welcome2']
should_end_session = False
speech_output = '<speak>' + speech_output + '</speak>'
return build_response(build_cardless_speechlet_response(speech_output, reprompt_text, should_end_session, 'SSML'))
def get_help():
speech_output = strings['help']
card_title = 'Youtube Help'
should_end_session = False
return build_response(build_speechlet_response(card_title, speech_output, None, should_end_session))
def illegal_action():
speech_output = strings['illegal']
should_end_session = True
return build_response(build_short_speechlet_response(speech_output, should_end_session))
def do_nothing():
return build_response({})
def youtube_search(query, search_type, maxResults, relatedToVideoId=None, channel_id=None, order=None, pageToken=None):
if 'DEVELOPER_KEY' not in environ:
return {'error': {'code': 400}}
params = {}
for kv in ([['q', query], ['type', search_type], ['maxResults', maxResults],
['relatedToVideoId', relatedToVideoId], ['channelId', channel_id], ['order', order], ['pageToken', pageToken],
['part', 'id,snippet'], ['key', environ['DEVELOPER_KEY']]]):
k = kv[0]
v = kv[1]
params[k] = v
youtube_search_url = 'https://www.googleapis.com/youtube/v3/search'
if 'youtube_search_url' in environ:
youtube_search_url = environ['youtube_search_url']
r = requests.get(youtube_search_url, params=params)
return r.json()
def youtube_playlist_search(channel_id, pageToken=None):
params = {}
for kv in ([['maxResults', 50], ['channelId', channel_id], ['pageToken', pageToken],
['part', 'snippet'], ['key', environ['DEVELOPER_KEY']]]):
k = kv[0]
v = kv[1]
params[k] = v
youtube_search_url = 'https://www.googleapis.com/youtube/v3/playlists'
if 'youtube_playlist_search_url' in environ:
youtube_search_url = environ['youtube_playlist_search_url']
r = requests.get(youtube_search_url, params=params)
return r.json()
def youtube_playlist_items_search(playlist_id, pageToken=None):
params = {}
for kv in ([['maxResults', 50], ['playlistId', playlist_id], ['pageToken', pageToken],
['part', 'snippet'], ['key', environ['DEVELOPER_KEY']]]):
k = kv[0]
v = kv[1]
params[k] = v
youtube_search_url = 'https://www.googleapis.com/youtube/v3/playlistItems'
if 'youtube_playlist_items_search_url' in environ:
youtube_search_url = environ['youtube_playlist_items_search_url']
r = requests.get(youtube_search_url, params=params)
return r.json()
def youtube_channel_search(username):
params = {}
for kv in ([['maxResults', 50], ['forUsername', username], ['part', 'id'], ['key', environ['DEVELOPER_KEY']]]):
k = kv[0]
v = kv[1]
params[k] = v
youtube_search_url = 'https://www.googleapis.com/youtube/v3/channels'
if 'youtube_channel_search_url' in environ:
youtube_search_url = environ['youtube_channel_search_url']
r = requests.get(youtube_search_url, params=params)
return r.json()
def video_search(query=None, relatedToVideoId=None, channelId=None):
try:
search_response = youtube_search(query, 'video', 50, relatedToVideoId, channelId)
except:
return False, strings['youtubeerror']
if 'error' in search_response:
if search_response['error']['code'] == 403:
return False, strings['error403']
else:
return False, strings['apikeyerror']
videos = []
for search_result in search_response.get('items', []):
if 'videoId' in search_result['id']:
videos.append(search_result['id']['videoId'])
return videos, ""
def playlist_search(query, sr, do_shuffle='0'):
playlist_id = ''
errorMessage = ''
search_response = youtube_search(query, 'playlist', 10)
if sr > len(search_response.get('items')):
return False, '', sr, strings['nomoreplaylists']
if len(search_response.get('items')) == 0:
return False, '', sr, strings['noplaylistresults']
for playlist in range(sr, len(search_response.get('items'))):
if 'playlistId' in search_response.get('items')[playlist]['id']:
playlist_id = search_response.get('items')[playlist]['id']['playlistId']
break
sr = playlist
logger.info('Playlist info: https://www.youtube.com/playlist?list='+playlist_id)
playlist_title = search_response.get('items')[sr]['snippet']['title']
videos = get_videos_from_playlist(playlist_id)
if do_shuffle == '1':
shuffle(videos)
return videos[0:50], playlist_title, sr, errorMessage
def get_videos_from_playlist(playlist_id):
videos = []
data = {'nextPageToken': ''}
while 'nextPageToken' in data and len(videos) < 100:
next_page_token = data['nextPageToken']
data = youtube_playlist_items_search(playlist_id, next_page_token)
for item in data['items']:
try:
videos.append(item['snippet']['resourceId']['videoId'])
except:
pass
return videos
def my_playlists_search(query, sr, do_shuffle='0'):
channel_id = None
playlist_id = None
if 'MY_CHANNEL_ID' in environ:
channel_id = environ['MY_CHANNEL_ID']
search_response = youtube_search(query, 'playlist', 10, channel_id=channel_id)
if len(search_response.get('items')) == 0:
search_response = youtube_playlist_search(channel_id)
for playlist in search_response.get('items'):
title = playlist['snippet']['title']
playlist['ratio'] = fuzz.ratio(query.lower(), title.lower())
playlist['id'] = {'playlistId': playlist['id']}
search_response['items'] = sorted(search_response['items'], key=lambda k: k['ratio'], reverse=True)
for playlist in range(sr, len(search_response.get('items'))):
if 'playlistId' in search_response.get('items')[playlist]['id']:
playlist_id = search_response.get('items')[playlist]['id']['playlistId']
break
if playlist_id is None:
return [], None, 0
sr = playlist
logger.info('Playlist info: https://www.youtube.com/playlist?list='+playlist_id)
playlist_title = search_response.get('items')[sr]['snippet']['title']
videos = []
data = {'nextPageToken': ''}
while 'nextPageToken' in data and len(videos) < 200:
next_page_token = data['nextPageToken']
data = youtube_playlist_items_search(playlist_id, next_page_token)
for item in data['items']:
try:
videos.append(item['snippet']['resourceId']['videoId'])
except:
pass
if do_shuffle == '1':
shuffle(videos)
return videos[0:50], playlist_title, sr
def my_latest_video():
channel_id = None
if 'MY_CHANNEL_ID' in environ:
channel_id = environ['MY_CHANNEL_ID']
if channel_id is None:
return build_response(build_short_speechlet_response(strings['nochannelid'], True))
search_response = youtube_search(None, 'video', 50, channel_id=channel_id, order='date')
videos = []
for search_result in search_response.get('items', []):
if 'videoId' in search_result['id']:
videos.append(search_result['id']['videoId'])
return videos
def channel_search(query, sr, do_shuffle='0'):
search_response = youtube_search(query, 'channel', 10)
channel_id = search_response.get('items')[sr]['id']['channelId']
playlist_title = search_response.get('items')[sr]['snippet']['title']
data = {'nextPageToken': ''}
videos = []
while 'nextPageToken' in data and len(videos) < 200:
next_page_token = data['nextPageToken']
search_response = youtube_search(query, 'video', 50, channel_id=channel_id, pageToken=next_page_token)
for item in search_response.get('items'):
try:
videos.append(item['id']['videoId'])
except:
pass
if do_shuffle == '1':
shuffle(videos)
return videos[0:50], playlist_title
def get_url_and_title(id):
if 'youtube_dl' in environ and (environ['youtube_dl'].lower() == 'true' or 'http' in environ['youtube_dl']):
return get_url_and_title_youtube_dl(id)
else:
return get_url_and_title_pytube(id)
def get_url_and_title_youtube_dl(id, retry=True):
if 'youtube_dl' in environ and 'http' in environ['youtube_dl']:
params = {'id': id}
r = requests.get(environ['youtube_dl'], params=params)
info = r.json()
else:
import youtube_dl
logger.info('Getting youtube-dl url for https://www.youtube.com/watch?v='+id)
youtube_dl_properties = {}
if 'proxy_enabled' in environ and 'proxy' in environ and environ['proxy_enabled'].lower() == 'true':
youtube_dl_properties['proxy'] = environ['proxy']
try:
with youtube_dl.YoutubeDL(youtube_dl_properties) as ydl:
yt_url = 'http://www.youtube.com/watch?v='+id
info = ydl.extract_info(yt_url, download=False)
except Exception as e:
if 'unavailable' in e.__str__() or 'not available' in e.__str__():
logger.info(id+' is unavailable')
return None, None
logger.info('youtube_dl error')
if 'youtube_dl_error_mirror' in environ and 'http' in environ['youtube_dl_error_mirror']:
logger.info('Trying mirror: '+environ['youtube_dl_error_mirror'])
params = {'id': id, 'function_name': environ['AWS_LAMBDA_FUNCTION_NAME']}
r = requests.get(environ['youtube_dl_error_mirror'], params=params)
info = r.json()
elif retry:
logger.info('trying pytube')
return get_url_and_title_pytube(id, False)
else:
return False, False
if info['is_live'] is True:
video_or_audio[1] = 'video'
return info['url'], info['title']
for f in info['formats']:
if video_or_audio[1] == 'audio' and f['vcodec'] == 'none' and f['ext'] == 'm4a':
return f['url'], info['title']
if video_or_audio[1] == 'video' and f['vcodec'] != 'none' and f['acodec'] != 'none':
return f['url'], info['title']
logger.info('Unable to get URL for '+id)
return None, None
def get_url_and_title_pytube(id, retry=True):
if 'pytube' in environ and 'http' in environ['pytube']:
return get_url_and_title_pytube_server(id)
from pytube import YouTube
from pytube.exceptions import LiveStreamError, VideoUnavailable
proxy_list = {}
if 'proxy_enabled' in environ and 'proxy' in environ and environ['proxy_enabled'] == 'true':
proxy_list = {'https': environ['proxy']}
logger.info('Getting pytube url for https://www.youtube.com/watch?v='+id)
try:
yt = YouTube('https://www.youtube.com/watch?v='+id, proxies=proxy_list)
except LiveStreamError:
logger.info(id+' is a live video')
return get_live_video_url_and_title(id)
except VideoUnavailable:
logger.info(id+' is unavailable')
return None, None
except HTTPError as e:
logger.info('HTTPError code '+str(e.code))
if retry:
return get_url_and_title_youtube_dl(id, False)
return False, False
except:
logger.info('Unable to get URL for '+id)
return None, None
if video_or_audio[1] == 'video':
first_stream = yt.streams.filter(progressive=True).first()
else:
first_stream = yt.streams.filter(only_audio=True, subtype='mp4').first()
logger.info(first_stream.url)
return first_stream.url, first_stream.player_config_args['title']
def get_url_and_title_pytube_server(id):
params = {'id': id, 'video': video_or_audio[1]}
r = requests.get(environ['pytube'], params=params)
info = r.json()
if info['is_live'] is True:
logger.info(id+' is a live video')
return get_live_video_url_and_title(id)
if info['url'] is not None:
return info['url'], info['title']
logger.info('Unable to get URL for '+id)
return False, False
def get_live_video_url_and_title(id):
logger.info('Live video?')
title = 'live video'
try:
u = 'https://www.youtube.com/watch?v='+id
r = requests.get(u)
a = re.search('https:[%\_\-\\\/\.a-z0-9]+m3u8', r.text, re.I)
url = a.group().replace('\\/', '/')
logger.info(url)
t = re.search('<title>(.+) - youtube</title>', r.text, re.I)
if t:
title = t.groups()[0]
video_or_audio[1] = 'video'
return url, title
except:
logger.info('Unable to get m3u8')
return None, None
def yes_intent(event):
session = event['session']
sessionAttributes = session.get('attributes')
if not sessionAttributes or 'intent' not in sessionAttributes or 'sr' not in sessionAttributes:
return build_response(build_cardless_speechlet_response(strings['gonewrong'], None, True))
intent = sessionAttributes['intent']
session['attributes']['sr'] = sessionAttributes['sr'] + 1
return search(event)
def next_playlist(event):
intent = event['request']['intent']
session = event['session']
logger.info(intent)
if 'token' not in event['context']['AudioPlayer']:
speech_output = strings['nothingplaying']
return build_response(build_short_speechlet_response(speech_output, True))
current_token = event['context']['AudioPlayer']['token']
playlist = convert_token_to_dict(current_token)
if 'sr' not in playlist or 'query' not in playlist:
return build_response(build_cardless_speechlet_response(strings['gonewrong'], None, True))
if 'attributes' not in session:
session['attributes'] = {}
session['attributes']['sr'] = int(playlist['sr']) + 1
session['attributes']['query'] = playlist['query']
return search(event)
def search(event):
session = event['session']
intent = event['request']['intent']
startTime = datetime.now()
query = ''
if 'slots' in intent and 'query' in intent['slots']:
query = intent['slots']['query']['value']
if environ['AWS_LAMBDA_FUNCTION_NAME'] == 'YouTubeTest':
query = 'gangnam style'
logger.info('Looking for: ' + query)
should_end_session = True
intent_name = intent['name']
playlist_title = None
sessionAttributes = session.get('attributes')
if not sessionAttributes:
sessionAttributes = {'sr': 0, 'intent': intent}
if 'query' in sessionAttributes:
query = sessionAttributes['query'].replace('_', ' ')
sr = sessionAttributes['sr']
playlist = {}
playlist['s'] = '0'
playlist['sr'] = sr
playlist['a'] = '1'
playlist['i'] = intent_name.replace('Intent', '')
if intent_name == "PlayOneIntent":
playlist['a'] = '0'
playlist['query'] = query.replace(' ', '_')
if intent_name == "ShuffleIntent" or intent_name == "ShufflePlaylistIntent" or intent_name == "ShuffleChannelIntent" or intent_name == "ShuffleMyPlaylistsIntent":
playlist['s'] = '1'
playlist['l'] = '0'
videos, playlist_channel_video, playlist_title = check_favorite_videos(event, query, playlist['s'])
if videos == []:
if intent_name == "PlaylistIntent" or intent_name == "ShufflePlaylistIntent" or intent_name == "NextPlaylistIntent":
videos, playlist_title, playlist['sr'], errorMessage = playlist_search(query, sr, playlist['s'])
playlist_channel_video = strings['playlist']
elif intent_name == "SearchMyPlaylistsIntent" or intent_name == "ShuffleMyPlaylistsIntent":
videos, playlist_title, playlist['sr'] = my_playlists_search(query, sr, playlist['s'])
playlist_channel_video = strings['playlist']
elif intent_name == "ChannelIntent" or intent_name == "ShuffleChannelIntent":
videos, playlist_title = channel_search(query, sr, playlist['s'])
playlist_channel_video = strings['channel']
elif intent_name == "PlayMyLatestVideoIntent":
videos = my_latest_video()
playlist_channel_video = strings['video']
else:
videos, errorMessage = video_search(query)
playlist_channel_video = strings['video']
if videos is False:
return build_response(build_cardless_speechlet_response(errorMessage, None, True))
if videos == []:
return build_response(build_cardless_speechlet_response(strings['novideo'], None, True))
if len(videos) == 1:
video_or_audio[1] = 'video'
next_url = None
for i, id in enumerate(videos):
if playlist_channel_video != strings['video'] and (datetime.now() - startTime).total_seconds() > 8:
return build_response(build_cardless_speechlet_response(playlist_channel_video+" "+playlist_title+" " + strings['notworked'], None, False), sessionAttributes)
playlist['v'+str(i)] = id
if next_url is None:
playlist['p'] = i
next_url, title = get_url_and_title(id)
if next_url is False:
return build_response(build_short_speechlet_response(strings['throttled'], True))
next_token = convert_dict_to_token(playlist)
if playlist_title is None:
speech_output = strings['playing'] + ' ' + title
else:
speech_output = strings['playing'] + ' ' + playlist_title
card_title = "Youtube"
return build_response(build_audio_or_video_response(card_title, speech_output, should_end_session, next_url, next_token))
def stop():
should_end_session = True
speech_output = strings['pausing']
return build_response(build_stop_speechlet_response(speech_output, should_end_session))
def nearly_finished(event):
should_end_session = True
current_token = event['request']['token']
skip = 1
next_url, next_token, title = get_next_url_and_token(current_token, skip)
if title is None:
playlist = convert_token_to_dict(next_token)
if playlist['i'] != 'ShuffleMyPlaylists':
return do_nothing()
videos, playlist_title, playlist['sr'] = my_playlists_search(playlist['query'], int(playlist['sr']), playlist['s'])
for i, id in enumerate(videos):
playlist['v'+str(i)] = id
if next_url is None:
playlist['p'] = i
next_url, title = get_url_and_title(id)
next_token = convert_dict_to_token(playlist)
if next_url is False:
return do_nothing()
return build_response(build_audio_enqueue_response(should_end_session, next_url, current_token, next_token))
def play_more_like_this(event):
should_end_session = True
if 'AudioPlayer' not in event['context'] or 'token' not in event['context']['AudioPlayer']:
speech_output = strings['nothingplaying']
return build_response(build_short_speechlet_response(speech_output, True))
current_token = event['context']['AudioPlayer']['token']
playlist = convert_token_to_dict(current_token)
now_playing = playlist['p']
now_playing_id = playlist['v'+now_playing]
videos, errorMessage = video_search(None, now_playing_id)
if videos is False:
return build_response(build_short_speechlet_response(errorMessage, True))
next_url = None
for i, id in enumerate(videos):
playlist['v'+str(i)] = id
if next_url is None:
playlist['p'] = i
next_url, title = get_url_and_title(id)
if next_url is False:
return build_response(build_short_speechlet_response(strings['throttled'], True))
next_token = convert_dict_to_token(playlist)
speech_output = strings['playing']+' '+title
return build_response(build_cardless_audio_speechlet_response(speech_output, should_end_session, next_url, next_token))
def skip_action(event, skip):
logger.info("event:")
logger.info(event)
logger.info("context:")
logger.info(event['context'])
should_end_session = True