83f45e7f60
Standardizes shebang and coding declarations. Coding matches what's used by install tools such as pip(x). Removes a few init files that were not needed.
50 lines
1.8 KiB
Python
50 lines
1.8 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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import logging
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from typing import Optional
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import requests
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from praw.models import Submission
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from bdfr.exceptions import 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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logger = logging.getLogger(__name__)
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class Gallery(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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try:
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image_urls = self._get_links(self.post.gallery_data["items"])
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except (AttributeError, TypeError):
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try:
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image_urls = self._get_links(self.post.crosspost_parent_list[0]["gallery_data"]["items"])
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except (AttributeError, IndexError, TypeError, KeyError):
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logger.error(f"Could not find gallery data in submission {self.post.id}")
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logger.exception("Gallery image find failure")
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raise SiteDownloaderError("No images found in Reddit gallery")
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if not image_urls:
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raise SiteDownloaderError("No images found in Reddit gallery")
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return [Resource(self.post, url, Resource.retry_download(url)) for url in image_urls]
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@staticmethod
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def _get_links(id_dict: list[dict]) -> list[str]:
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out = []
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for item in id_dict:
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image_id = item["media_id"]
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possible_extensions = (".jpg", ".png", ".gif", ".gifv", ".jpeg")
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for extension in possible_extensions:
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test_url = f"https://i.redd.it/{image_id}{extension}"
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response = requests.head(test_url)
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if response.status_code == 200:
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out.append(test_url)
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break
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return out
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