89 lines
3 KiB
Python
89 lines
3 KiB
Python
import datetime, rfeed, requests, re
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# error codes
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USER_NOT_FOUND = 1
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CANNOT_ACCESS_INSTANCE = 2
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INVALID_HANDLE = 3
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def parse_handle(user_handle: str) -> list[str] | None:
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# validate user's handle
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HANDLE_PATTERN = "@[a-zA-Z0-9_]+@[^\t\n\r\f\v]+"
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if re.match(HANDLE_PATTERN, user_handle) is None:
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return None
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# parse user's handle
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return user_handle.split("@")[1:]
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def get_statuses_of_user(user_handle: str) -> list[dict] | str:
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parsed_handle = parse_handle(user_handle)
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if parsed_handle is None:
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return INVALID_HANDLE
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[username, instance] = parsed_handle
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try:
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account_lookup = requests.get(f"https://{instance}/api/v1/accounts/lookup?acct={username}")
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except requests.exceptions.RequestException as err:
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print(err)
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return CANNOT_ACCESS_INSTANCE
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if not account_lookup.ok:
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return USER_NOT_FOUND
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account_info = account_lookup.json()
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user_id = account_info["id"]
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try:
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statuses_get = requests.get(f"https://{instance}/api/v1/accounts/{user_id}/statuses?exclude_reblogs=true&exclude_replies=true")
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except requests.exceptions.RequestException as err:
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print(err)
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return CANNOT_ACCESS_INSTANCE
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if not statuses_get.ok:
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return USER_NOT_FOUND
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return statuses_get.json()
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def generate_feed_of_user(user_handle: str) -> str | int:
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# get user's statuses
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statuses = get_statuses_of_user(user_handle)
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if type(statuses) is int:
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return statuses
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# generate rss feed
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status_items = []
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for status in statuses:
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content = status["content"]
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# get media of status
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for media in status["media_attachments"]:
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media_url = media["url"]
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media_description = media["description"]
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if media["type"] == "image":
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content += f"<img src='{media_url}' alt='{media_description if not media_description is None else ''}' />"
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elif media["type"] == "video" or media["type"] == "gifv":
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content += f"<video><source src='{media_url}'>{f'<p>{media_description}</p>' if not media_description is None else ''}</source></video>"
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elif media["type"] == "audio":
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content += f"<audio src='{media_url}' controls></audio>{f'<span>{media_description}</span>' if not media_description is None else ''}"
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else:
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content += f"<a href='{media_url}'>{media_description if not media_description is None else media_url}</a>"
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status_items.append(rfeed.Item(
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description=content,
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link=status["url"],
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guid=rfeed.Guid(status["url"]),
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pubDate=datetime.datetime.strptime(status["created_at"], "%Y-%m-%dT%H:%M:%S.%fZ")
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))
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feed = rfeed.Feed(
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title=status["account"]["display_name"],
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link=status["account"]["url"],
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description=status["account"]["note"],
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lastBuildDate=datetime.datetime.now(),
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items=status_items
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)
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return feed.rss()
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