api.py

from flask import Flask, request, jsonify;
import json;
from flask_cors import CORS, cross_origin;

import httplib2
import os
import random
import sys
import time

from apiclient.discovery import build
from apiclient.errors import HttpError
from apiclient.http import MediaFileUpload
from oauth2client.client import flow_from_clientsecrets
from oauth2client.file import Storage
from oauth2client.tools import argparser, run_flow


output = ""
vidloc = ""
# Explicitly tell the underlying HTTP transport library not to retry, since
# we are handling retry logic ourselves.
httplib2.RETRIES = 1

# Maximum number of times to retry before giving up.
MAX_RETRIES = 10

# Always retry when these exceptions are raised.
RETRIABLE_EXCEPTIONS = (httplib2.HttpLib2Error, IOError)

# Always retry when an apiclient.errors.HttpError with one of these status
# codes is raised.
RETRIABLE_STATUS_CODES = [500, 502, 503, 504]

CLIENT_SECRETS_FILE = "client_secrets.json"
scopes = ["https://www.googleapis.com/auth/youtube.force-ssl"]

# This OAuth 2.0 access scope allows an application to upload files to the
# authenticated user's YouTube channel, but doesn't allow other types of access.
YOUTUBE_UPLOAD_SCOPE = "https://www.googleapis.com/auth/youtube.upload"
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 API 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))

VALID_PRIVACY_STATUSES = ("public", "private", "unlisted")



def get_authenticated_service(dic):
  flow = flow_from_clientsecrets(CLIENT_SECRETS_FILE,
    scope=YOUTUBE_UPLOAD_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, dic)

  return build(YOUTUBE_API_SERVICE_NAME, YOUTUBE_API_VERSION,
    http=credentials.authorize(httplib2.Http()))

def initialize_upload(youtube, dic):
  tags = None
  if dic["keywords"]:
    tags = dic["keywords"].split(",")

  body=dict(
    snippet=dict(
      title=dic["title"],
      description=dic["description"],
      tags=tags,
      categoryId=dic["category"]
    ),
    status=dict(
      privacyStatus=dic["privacyStatus"]
    )
  )
  # Call the API's videos.insert method to create and upload the video.
  insert_request = youtube.videos().insert(
    part=",".join(body.keys()),
    body=body,
    # The chunksize parameter specifies the size of each chunk of data, in
    # bytes, that will be uploaded at a time. Set a higher value for
    # reliable connections as fewer chunks lead to faster uploads. Set a lower
    # value for better recovery on less reliable connections.
    #
    # Setting "chunksize" equal to -1 in the code below means that the entire
    # file will be uploaded in a single HTTP request. (If the upload fails,
    # it will still be retried where it left off.) This is usually a best
    # practice, but if you're using Python older than 2.6 or if you're
    # running on App Engine, you should set the chunksize to something like
    # 1024 * 1024 (1 megabyte).
    media_body=MediaFileUpload(dic["file"], chunksize=-1, resumable=True)
  )

  resumable_upload(insert_request)


# This method implements an exponential backoff strategy to resume a
# failed upload.
def resumable_upload(insert_request):
  response = None
  error = None
  retry = 0
  global output
  while response is None:
    try:
      print("Uploading file...")
      status, response = insert_request.next_chunk()
      if response is not None:
        if 'id' in response:
          print("Video id '%s' was successfully uploaded." % response['id'])
          output = response['id']
          print(output)
        else:
          exit("The upload failed with an unexpected response: %s" % response)
    except HttpError as e:
      if e.resp.status in RETRIABLE_STATUS_CODES:
        error = "A retriable HTTP error %d occurred:\n%s" % (e.resp.status,
                                                             e.content)
      else:
        raise
    except RETRIABLE_EXCEPTIONS as e:
      error = "A retriable error occurred: %s" % e

    if error is not None:
      print(error)
      retry += 1
      if retry > MAX_RETRIES:
        exit("No longer attempting to retry.")

      max_sleep = 2 ** retry
      sleep_seconds = random.random() * max_sleep
      print("Sleeping %f seconds and then retrying..." % sleep_seconds)
      time.sleep(sleep_seconds)


vidlocation = ""
vidtitle = ""
viddescription = ""
vidcategory = ""
vidkeywords = ""
vidprivacyStatus = ""
vidthumbnail = ""





app = Flask(__name__)
cors = CORS(app)

@app.route('/api', methods = ['GET', 'POST'])
@cross_origin()

def uploadvideoyt():

    global vidlocation
    global vidtitle
    global viddescription
    global vidcategory
    global vidkeywords
    global vidprivacyStatus
    global vidthumbnail

    if(request.method == 'POST'):
      dictonary = {}
      request_data = request.data
      request_data = json.loads(request_data.decode('utf-8'))
      videolocation = request_data["video"]
      videotitle = request_data["title"]
      videodescription = request_data["description"]
      videocategory = request_data["category"]
      videokeywords = request_data["keywords"]
      videoprivacyStatus = request_data["privacyStatus"]
      videothumbnail = request_data["thumbnail"]
      vidlocation = videolocation
      vidtitle = videotitle
      viddescription = videodescription
      vidcategory = videocategory
      vidkeywords = videokeywords
      vidprivacyStatus = videoprivacyStatus
      vidthumbnail = videothumbnail
      dictonary["title"] = vidtitle
      dictonary["description"] = viddescription
      dictonary["category"] = vidcategory
      dictonary["keywords"] = vidkeywords
      dictonary["privacyStatus"] = vidprivacyStatus
      dictonary["thumbnail"] = vidthumbnail
      return ""
    
    else:

      #dic = dictionary 
      dic = {}
      # filelocation = request.args['query']
      # strfilelocation = str(filelocation)

      # vidloc = "C:\\Users\\asuto\Desktop\\"+strfilelocation

      file = vidlocation
      
      title = "Default Video Title Generated | Hello World"
      description = """This is an autogenerated video description as you didnot defined one.
      In this multiline description you can add relivant information and details of the video.
      Here you can add youtube chapters as well!!
      Ask your viewers to Like Comment and Suscribe!
      ---**--**--**--
      00:00 - Intro
      00:20 - Outro
      This Description is added to your video by default if you dont specify one."""
      category = "22"
      keywords = "youtube api, hello world, like, comment, suscribe, autogenerated"
      privacyStatus = VALID_PRIVACY_STATUSES[0]

      if(vidtitle != ""):
        title = vidtitle
      if(viddescription != ""):
        description = viddescription
      if(vidcategory != ""):
        category = vidcategory
      if(vidkeywords != ""):
        keywords = vidkeywords
      if(vidprivacyStatus != ""):
        privacyStatus = vidprivacyStatus

      dicyt = {"file":file, "title":title, "description":description, "category":category, "keywords":keywords, "privacyStatus":privacyStatus}
      
      if not os.path.exists(dicyt["file"]):
          exit("Please specify a valid file using the --file= parameter.")

      youtube = get_authenticated_service(dicyt)
      try:
          initialize_upload(youtube, dicyt)
      except HttpError as e:
          print("An HTTP error %d occurred:\n%s" % (e.resp.status, e.content))
      

      thumbnailrequest = youtube.thumbnails().set(
        videoId = output,
        media_body=MediaFileUpload(vidthumbnail)
      )

      thumbnailresponce = thumbnailrequest.execute()
      print(thumbnailresponce)
      

      dic["videofile"] = vidlocation
      dic["videoid"] = output
      dic["title"] = title
      dic["description"] = description
      dic["category"] = category
      dic["keywords"] = keywords
      dic["privacyStatus"] = privacyStatus
      dic["thumbnail"] = vidthumbnail
      return dic

if __name__ == "__main__":
    app.run()