37 lines
1.1 KiB
Python
37 lines
1.1 KiB
Python
#!/usr/bin/env python3
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from typing import Optional
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from bs4 import BeautifulSoup
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from praw.models import Submission
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from bdfr.exceptions import NotADownloadableLinkError, SiteDownloaderError
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from bdfr.resource import Resource
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from bdfr.site_authenticator import SiteAuthenticator
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from bdfr.site_downloaders.base_downloader import BaseDownloader
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class GifDeliveryNetwork(BaseDownloader):
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def __init__(self, post: Submission):
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super().__init__(post)
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def find_resources(self, authenticator: Optional[SiteAuthenticator] = None) -> list[Resource]:
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media_url = self._get_link(self.post.url)
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return [Resource(self.post, media_url, '.mp4')]
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@staticmethod
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def _get_link(url: str) -> str:
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page = GifDeliveryNetwork.retrieve_url(url)
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soup = BeautifulSoup(page.text, 'html.parser')
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content = soup.find('source', attrs={'id': 'mp4Source', 'type': 'video/mp4'})
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try:
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out = content['src']
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if not out:
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raise KeyError
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except KeyError:
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raise SiteDownloaderError('Could not find source link')
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return out
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