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bulk-downloader-for-reddit/bulkredditdownloader/downloaders/Gfycat.py
2021-04-18 16:42:49 +03:00

55 lines
1.7 KiB
Python

import json
import os
import urllib.request
from bs4 import BeautifulSoup
from bulkredditdownloader.downloaders.downloaderUtils import getExtension, getFile
from bulkredditdownloader.downloaders.gifDeliveryNetwork import GifDeliveryNetwork
from bulkredditdownloader.errors import NotADownloadableLinkError
from bulkredditdownloader.utils import GLOBAL
import pathlib
class Gfycat:
def __init__(self, directory: pathlib.Path, post: dict):
try:
post['MEDIAURL'] = self.getLink(post['CONTENTURL'])
except IndexError:
raise NotADownloadableLinkError("Could not read the page source")
post['EXTENSION'] = getExtension(post['MEDIAURL'])
if not os.path.exists(directory):
os.makedirs(directory)
filename = GLOBAL.config['filename'].format(**post) + post["EXTENSION"]
short_filename = post['POSTID'] + post['EXTENSION']
getFile(filename, short_filename, directory, post['MEDIAURL'])
@staticmethod
def getLink(url: str) -> str:
"""Extract direct link to the video from page's source
and return it
"""
if '.webm' in url or '.mp4' in url or '.gif' in url:
return url
if url[-1:] == '/':
url = url[:-1]
url = "https://gfycat.com/" + url.split('/')[-1]
page_source = (urllib.request.urlopen(url).read().decode())
soup = BeautifulSoup(page_source, "html.parser")
attributes = {"data-react-helmet": "true", "type": "application/ld+json"}
content = soup.find("script", attrs=attributes)
if content is None:
return GifDeliveryNetwork.getLink(url)
return json.loads(content.contents[0])["video"]["contentUrl"]