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from youtube import util, yt_data_extract, proto, local_playlist
from youtube import yt_app
import settings
import json
import urllib
import base64
from math import ceil
import mimetypes
from flask import request
import flask
# Sort: 1
# Upload date: 2
# View count: 3
# Rating: 1
# Relevance: 0
# Offset: 9
# Filters: 2
# Upload date: 1
# Type: 2
# Duration: 3
features = {
'4k': 14,
'hd': 4,
'hdr': 25,
'subtitles': 5,
'creative_commons': 6,
'3d': 7,
'live': 8,
'purchased': 9,
'360': 15,
'location': 23,
}
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 get_search_json(query, page, autocorrect, sort, filters):
url = "https://www.youtube.com/results?search_query=" + urllib.parse.quote_plus(query)
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 = util.fetch_url(url, headers=headers, report_text="Got search results")
info = json.loads(content)
return info
@yt_app.route('/search')
def get_search_page():
if len(request.args) == 0:
return flask.render_template('base.html', title="Search")
if 'query' not in request.args:
abort(400)
query = request.args.get("query")
page = request.args.get("page", "1")
autocorrect = int(request.args.get("autocorrect", "1"))
sort = int(request.args.get("sort", "0"))
filters = {}
filters['time'] = int(request.args.get("time", "0"))
filters['type'] = int(request.args.get("type", "0"))
filters['duration'] = int(request.args.get("duration", "0"))
info = get_search_json(query, page, autocorrect, sort, filters)
estimated_results = int(info[1]['response']['estimatedResults'])
estimated_pages = ceil(estimated_results/20)
results = info[1]['response']['contents']['twoColumnSearchResultsRenderer']['primaryContents']['sectionListRenderer']['contents'][0]['itemSectionRenderer']['contents']
parsed_results = []
corrections = {'type': None}
for renderer in results:
type = list(renderer.keys())[0]
if type == 'shelfRenderer':
continue
if type == 'didYouMeanRenderer':
renderer = renderer[type]
corrected_query_string = request.args.to_dict(flat=False)
corrected_query_string['query'] = [renderer['correctedQueryEndpoint']['searchEndpoint']['query']]
corrected_query_url = util.URL_ORIGIN + '/search?' + urllib.parse.urlencode(corrected_query_string, doseq=True)
corrections = {
'type': 'did_you_mean',
'corrected_query': yt_data_extract.format_text_runs(renderer['correctedQuery']['runs']),
'corrected_query_url': corrected_query_url,
}
continue
if type == 'showingResultsForRenderer':
renderer = renderer[type]
no_autocorrect_query_string = request.args.to_dict(flat=False)
no_autocorrect_query_string['autocorrect'] = ['0']
no_autocorrect_query_url = util.URL_ORIGIN + '/search?' + urllib.parse.urlencode(no_autocorrect_query_string, doseq=True)
corrections = {
'type': 'showing_results_for',
'corrected_query': yt_data_extract.format_text_runs(renderer['correctedQuery']['runs']),
'original_query_url': no_autocorrect_query_url,
'original_query': renderer['originalQuery']['simpleText'],
}
continue
info = yt_data_extract.parse_info_prepare_for_html(renderer)
if info['type'] != 'unsupported':
parsed_results.append(info)
return flask.render_template('search.html',
header_playlist_names = local_playlist.get_playlist_names(),
query = query,
estimated_results = estimated_results,
estimated_pages = estimated_pages,
corrections = corrections,
results = parsed_results,
parameters_dictionary = request.args,
)
@yt_app.route('/opensearch.xml')
def get_search_engine_xml():
with open("youtube/opensearch.xml", 'rb') as f:
content = f.read().replace(b'$port_number', str(settings.port_number).encode())
return flask.Response(content, mimetype='application/xml')
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