def get_amount_of_videos_uploaded():
"""
:return: Returns the amount of videos vakantie vincent has uploaded.
"""
api = Api(api_key=get_youtube_api_key())
channel_by_id = api.get_channel_info(channel_id=channel_id)
return channel_by_id.items[0].to_dict()["statistics"]["videoCount"]
def get_channel_info(username):
api = Api(api_key='redacted')
channel_by_name = api.get_channel_info(channel_name=username)
try:
response = channel_by_name.items[0].to_dict()
except:
return 'User doesnt exist'
channel_name = response["snippet"]["localized"]["title"]
created_at = response["snippet"]["publishedAt"]
pfp_url = response["snippet"]["thumbnails"]["default"]["url"]
view_count = response["statistics"]["viewCount"]
subscribers = response["statistics"]["subscriberCount"]
video_count = response["statistics"]["videoCount"]
userid = response["id"]
description = response["brandingSettings"]["channel"]["description"]
match = re.findall(r'[\w\.-]+@[\w\.-]+', str(description))
if len(match) > 0:
emails = ','.join(match)
else:
emails = "None found"
data = {
"name": channel_name,
"created_at": parser.parse(created_at).timestamp(),
"pfp_url": pfp_url,
"total_views": view_count,
"subsribers": subscribers,
"video_count": video_count,
"userid": userid,
"emails": emails,
"url": f'https://www.youtube.com/channel/{userid}'
}
return data
def get_number_subscribers_youtube_channel(self, youtubeChannelName):
res = {}
apiKey = 'AIzaSyBOCLFDDz4wHFmatH-fPxsjjRnBfPzcOFQ'
try:
api = YoutubeApi(api_key=apiKey)
r = api.search_by_keywords(q=youtubeChannelName,
search_type=["channel"],
count=2,
limit=2)
idChannel = r.items[0].snippet.channelId
channel = api.get_channel_info(channel_id=idChannel)
if (channel.items):
res['result'] = {
'subscriberCount':
channel.items[0].statistics.subscriberCount,
'channel': channel.items[0].snippet
}
else:
res['result'] = {
'error': 'Youtube url not updated',
'msg': 'Channel not found.'
}
return jsonify(res)
except Exception as e:
print("error : get_number_subscribers_youtube_channel\n",
str(e),
flush=True)
res['error'] = "internal error"
res['message'] = 'Youtube Data API exceded'
return res
def fetchYoutubeData():
processedChannelDataID = None
try:
successMessage('- Gathering youtube channel & video data...')
api = Api(api_key=os.getenv('YOUTUBE_DATA_API_KEY'))
channelById = api.get_channel_info(
channel_id=os.getenv('YOUTUBE_CHANNEL_ID'))
successMessage('- Fetched youtube channel & video data...')
uploadsPlaylistId = channelById.items[
0].contentDetails.relatedPlaylists.uploads
allChannelVideos = api.get_playlist_items(
playlist_id=uploadsPlaylistId, count=30, limit=30)
successMessage('- Constructing youtube channel & video data...')
processedData = []
for video in allChannelVideos.items:
processedData.append({
"videoUrl": video.contentDetails.videoId,
"videoTitle": video.snippet.channelTitle,
"videoDescription": video.snippet.description,
})
successMessage('- Storing youtube video & channel data...')
processedChannelDataID = saveDataToMongoDB(
{
"thumbnail":
channelById.items[0].snippet.thumbnails.high.url,
"channelName":
channelById.items[0].snippet.title,
"channelDescription":
channelById.items[0].snippet.description,
"keywords":
channelById.items[0].brandingSettings.channel.keywords.split(),
"resetAt":
round(time.time())
}, "youtubeChannelData")
saveDataToMongoDB(
{
"_id": processedChannelDataID,
"channelName": channelById.items[0].snippet.title,
"videos": processedData,
"resetAt": round(time.time()),
"hasBeenProcessed": False
}, "youtubeVideoData")
successMessage('- Completed storing youtube video & channel data...')
except:
errorMessage('- An exception occurred')
else:
successMessage('- Completed youtube data step... ')
return processedChannelDataID
def main(channel_name="YaleCourses", load_from_file=False):
# find all the videos
api = Api(api_key="AIzaSyCw0j0aCe0y_T42q3RLBoVtGXlTOMGGaSM")
# AIzaSyCw0j0aCe0y_T42q3RLBoVtGXlTOMGGaSM
print("Setup dir to save the transcripts of %s channel" % (channel_name))
channel_dir = os.path.join(raw_dir, "transcripts", channel_name)
channel_id_file = os.path.join(raw_dir, "video_ids", channel_name + ".txt")
if not os.path.exists(channel_dir):
os.mkdir(channel_dir)
else:
print("\tThe folder of the channel %s is already exist\n"
"\tdelete it before executing this script -"
"we don't want to override your data" % (channel_name))
return
'''
Since google is blocking after a while the retrival of the IDs,
We will write the IDs to a file as a buffer for safety.
'''
if load_from_file is False:
print("Retriving %s channel information" % (channel_name))
channel_by_name = api.get_channel_info(channel_name=channel_name)
print("\tFetch all the playlists")
playlists_by_channel = api.get_playlists(
channel_id=channel_by_name.items[0].id, count=None)
print("\tFetch all the videos of the playlist")
playlists_videos = []
for playlist in playlists_by_channel.items:
print("\t\tFetching videos IDs of playlist %s" % (playlist.id))
playlists_videos.append(
api.get_playlist_items(playlist_id=playlist.id, count=None))
videos_ids = []
for playlist in playlists_videos:
for video in playlist.items:
videos_ids.append(video.snippet.resourceId.videoId)
print("We gathered now %s videos, saving save to file" %
(len(videos_ids)))
with open(channel_id_file, 'w') as f:
json.dump(videos_ids, f)
else:
with open(channel_id_file, 'r') as f:
videos_ids = json.load(f)
print("Save %s channel videos transcripts" % (channel_name))
#map(save_transcript,videos_ids)
#[save_transcript(vd) for vd in videos_ids]
for video_id in videos_ids:
print("The video ID is %s" % (video_id))
try:
transcript_list = YouTubeTranscriptApi.list_transcripts(
video_id) #,languages=['en']
#transcript_list = [transcript for transcript in transcript_list\
# if bool(re.match(transcript.language,"[en]*"))]
video_transcripts = None
for transcript in transcript_list:
# the Transcript object provides metadata properties
print("Video id : ", transcript.video_id)
print("\tlanguage : %s , language code : %s" %
(transcript.language, transcript.language_code))
print("\tis_generated: %s, is_translatable: %s" %
(transcript.is_generated, transcript.is_translatable))
if transcript.language_code == 'en' and transcript.is_generated is False:
actual_transcript = transcript.fetch()
video_transcripts = actual_transcript
if video_transcripts is not None:
#print( "Current length json of trancsript is " ,len(transcript))
video_path = os.path.join(raw_dir, "transcripts", channel_name,
video_id + ".json")
with open(video_path, 'w') as outfile:
json.dump(video_transcripts, outfile)
except Exception as e:
print(e)
print("Finish main")
class YTParser:
"""Получаем информацию из Ютуба
"""
def __init__(self, api, audio_path, kaldi_path):
self.api = Api(api_key=api)
self.filename = False
self.path = audio_path
self.kaldi_path = kaldi_path
def url2id(self, url):
return url.split('watch?v=')[1]
def id2url(self, id):
return 'https://www.youtube.com/watch?v=' + id
def get_latest_videos_by_channel_link(self, url):
"""Получаем ссылки на последние видео по именной ссылке на канал
"""
channel_name = url.split('/user/')[1]
channel_by_id = self.api.get_channel_info(channel_name=channel_name)
channel_info = channel_by_id.items[0].to_dict()
uploads_plst = channel_info['contentDetails']['relatedPlaylists'][
'uploads']
items = self.api.get_playlist_items(playlist_id=uploads_plst,
count=100)
videos = []
for item in items.items:
if item.snippet.resourceId.kind == 'youtube#video':
videos.append({
'id':
item.snippet.resourceId.videoId,
'url':
self.id2url(item.snippet.resourceId.videoId)
})
return videos
def _catch_filename(self, d):
if d['status'] == 'finished':
self.filename = os.path.splitext(d['filename'])[0] + '.mp3'
def _downloaded_data(self):
"""Мета-данные скачанного видео
"""
if self.filename == False:
return False
self.description_file = os.path.splitext(
self.filename)[0] + '.info.json'
with open(os.path.join(self.path, self.description_file)) as fp:
description = json.load(fp)
return {
'id':
description['id'],
'uploader_url':
description['uploader_url'],
'channel_id':
description['channel_id'],
'channel_url':
description['channel_url'],
'upload_date':
datetime.datetime.strptime(description['upload_date'], "%Y%m%d"),
'title':
description['title'],
'description':
description['description'],
'webpage_url':
description['webpage_url'],
'view_count':
description['view_count'],
'like_count':
description['like_count'],
'dislike_count':
description['dislike_count'],
'average_rating':
description['average_rating'],
}
def video2data(self, url):
"""Получаем распознанный текст ролика по его url
"""
current_dir = os.getcwd()
os.chdir(self.path)
ydl_opts = {
'format':
'bestaudio/best',
'writeinfojson':
'info',
'postprocessors': [{
'key': 'FFmpegExtractAudio',
'preferredcodec': 'mp3',
'preferredquality': '192',
}],
'progress_hooks': [self._catch_filename],
}
with youtube_dl.YoutubeDL(ydl_opts) as ydl:
ydl.download([url])
time.sleep(20)
video_description = self._downloaded_data()
model = Model(self.kaldi_path)
rec = KaldiRecognizer(model, 16000)
process = subprocess.Popen([
'ffmpeg', '-loglevel', 'quiet', '-i',
os.path.join(self.path, self.filename), '-ar',
str(16_000), '-ac', '1', '-f', 's16le', '-'
],
stdout=subprocess.PIPE)
full_text = ''
while True:
data = process.stdout.read(4000)
if len(data) == 0:
break
if rec.AcceptWaveform(data):
res = json.loads(rec.Result())
full_text += ' ' + res['text']
full_text += ' ' + json.loads(rec.FinalResult())['text']
os.remove(os.path.join(self.path, self.description_file))
os.remove(os.path.join(self.path, self.filename))
os.chdir(current_dir)
return full_text, video_description
