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Yotter/youtube_data/search.py
2020-09-11 10:34:24 +02:00

172 lines
5.8 KiB
Python

from bs4 import BeautifulSoup as bs
from youtube_data import proto
from flask import Markup
import urllib.parse
import requests
import base64
import json
def page_number_to_sp_parameter(page, autocorrect, sort, filters):
offset = (int(page) - 1)*20 # 20 results per page
autocorrect = proto.nested(8, proto.uint(1, 1 - int(autocorrect) ))
filters_enc = proto.nested(2, proto.uint(1, filters['time']) + proto.uint(2, filters['type']) + proto.uint(3, filters['duration']))
result = proto.uint(1, sort) + filters_enc + autocorrect + proto.uint(9, offset) + proto.string(61, b'')
return base64.urlsafe_b64encode(result).decode('ascii')
def search_by_terms(search_terms, page, autocorrect, sort, filters):
url = "https://www.youtube.com/results?search_query=" + urllib.parse.quote_plus(search_terms)
headers = {
'Host': 'www.youtube.com',
'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; Win64; x64)',
'Accept': '*/*',
'Accept-Language': 'en-US,en;q=0.5',
'X-YouTube-Client-Name': '1',
'X-YouTube-Client-Version': '2.20180418',
}
url += "&pbj=1&sp=" + page_number_to_sp_parameter(page, autocorrect, sort, filters).replace("=", "%3D")
content = requests.get(url, headers=headers).text
info = json.loads(content)
videos = get_videos_from_search(info)
channels = get_channels_from_search(info)
results = {
"videos": videos,
"channels": channels
}
return results
def get_channels_from_search(search):
results = []
search = search[1]['response']
primaryContents = search['contents']['twoColumnSearchResultsRenderer']['primaryContents']
items = primaryContents['sectionListRenderer']['contents'][0]['itemSectionRenderer']['contents']
for item in items:
try:
item['channelRenderer']
channel = get_channel_renderer_item_info(item['channelRenderer'])
results.append(channel)
except KeyError:
continue
return results
def get_channel_renderer_item_info(item):
try:
suscribers = item['subscriberCountText']['simpleText'].split(" ")[0]
except:
suscribers = "?"
try:
description = get_description_snippet_text(item['descriptionSnippet']['runs'])
except KeyError:
description = ""
try:
channel = {
"channelId": item['channelId'],
"username": item['title']['simpleText'],
"thumbnail": "https:{}".format(item['thumbnail']['thumbnails'][0]['url'].replace("/", "~")),
"description": Markup(str(description)),
"suscribers": suscribers,
"videos": item['videoCountText']['runs'][0]['text']
}
except KeyError:
channel = {
"channelId": item['channelId'],
"username": item['title']['simpleText'],
"avatar": item['thumbnail']['thumbnails'][0]['url'],
"suscribers": suscribers
}
return channel
def get_videos_from_search(search):
latest = []
results = []
search = search[1]['response']
primaryContents = search['contents']['twoColumnSearchResultsRenderer']['primaryContents']
items = primaryContents['sectionListRenderer']['contents'][0]['itemSectionRenderer']['contents']
for item in items:
try:
item['videoRenderer']
video = get_video_renderer_item_info(item['videoRenderer'])
results.append(video)
except KeyError:
continue
# Sometimes Youtube will return an empty query. Try again.
return results
def get_description_snippet_text(ds):
string = ""
for t in ds:
try:
if t['bold']:
text = "<b>"+t['text']+"</b>"
else:
text = t['text']
except:
text = t['text']
string = string + text
return string
def get_video_renderer_item_info(item):
published = ""
views = ""
isLive = False
isUpcoming = False
thumbnailOverlays = item['thumbnailOverlays']
try:
if 'UPCOMING' in str(thumbnailOverlays):
start_time = item['upcomingEventData']['startTime']
isUpcoming = True
views = "-"
published = "Scheduled"
except KeyError:
isUpcoming = False
try:
if 'LIVE' in str(thumbnailOverlays):
isLive = True
try:
views = item['viewCountText']['simpleText']
except:
views = "Live"
try:
duration = item['lengthText']['simpleText']
except:
duration = "-"
if published != "Scheduled":
try:
published = item['publishedTimeText']['simpleText']
except KeyError:
published = "None"
except:
isUpcoming = False
isLive = False
if not isUpcoming and not isLive:
views = item['viewCountText']['simpleText']
published = item['publishedTimeText']['simpleText']
duration = item['lengthText']['simpleText']
video = {
'videoTitle':item['title']['runs'][0]['text'],
'description':Markup(str(get_description_snippet_text(item['descriptionSnippet']['runs']))),
'views':views,
'timeStamp':published,
'duration':duration,
'channelName':item['ownerText']['runs'][0]['text'],
'authorUrl':"/channel/{}".format(item['ownerText']['runs'][0]['navigationEndpoint']['browseEndpoint']['browseId']),
'channelId':item['ownerText']['runs'][0]['navigationEndpoint']['browseEndpoint']['browseId'],
'id':item['videoId'],
'videoUrl':"/watch?v={}".format(item['videoId']),
'isLive':isLive,
'isUpcoming':isUpcoming,
'videoThumb':item['thumbnail']['thumbnails'][0]['url']
}
return video