mirror of
https://github.com/simon987/chan_feed.git
synced 2025-04-19 02:06:42 +00:00
84 lines
2.5 KiB
Python
84 lines
2.5 KiB
Python
import json
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from datetime import datetime
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from json import JSONDecodeError
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from urllib.parse import urljoin
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import cloudscraper
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from chan.helper import ChanHelper
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from util import logger
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class LynxChanHelper(ChanHelper):
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"""See https://gitgud.io/LynxChan/LynxChan/blob/master/doc/Json.txt"""
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def __init__(self, db_id, base_url, image_url, thread_path, image_path, boards, rps):
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super().__init__(db_id, base_url, image_url, thread_path, image_path, boards, rps)
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scraper = cloudscraper.create_scraper()
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self.get_method = scraper.get
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@staticmethod
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def item_id(item):
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return item["threadId"] if LynxChanHelper.item_type(item) == "thread" else item["postId"]
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@staticmethod
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def item_mtime(item):
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return datetime.fromisoformat(item["creation"]).timestamp()
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def item_urls(self, item, board):
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return [
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urljoin(self._base_url, im["path"])
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for im in item["files"]
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] if "files" in item and item["files"] else []
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@staticmethod
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def item_type(item):
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return "thread" if "threadId" in item else "post"
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def threads_url(self, board):
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return "%s%s/1.json" % (self._base_url, board)
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@staticmethod
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def thread_mtime(thread):
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return (thread["ommitedPosts"] if "ommitedPosts" in thread else 0) + len(thread["posts"])
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@staticmethod
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def parse_threads_list(r):
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try:
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j = json.loads(r.content.decode('utf-8', 'ignore'))
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if len(j) == 0 or "threads" not in j:
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logger.warning("No threads in response for %s: %s" % (r.url, r.text,))
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return [], None
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except JSONDecodeError:
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logger.warning("JSONDecodeError for %s:" % (r.url,))
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logger.warning(r.text)
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return [], None
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next_page = None
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url = r.url[:r.url.rfind("?")] if "?" in r.url else r.url
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current_page = int(url[url.rfind("/") + 1:-5])
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if current_page < j["pageCount"]:
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next_page = urljoin(r.url, "%d.json" % (current_page + 1))
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return j["threads"], next_page
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@staticmethod
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def parse_thread(r):
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try:
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j = json.loads(r.content.decode('utf-8', 'ignore'))
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except JSONDecodeError:
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logger.warning("JSONDecodeError for %s:" % (r.url,))
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logger.warning(r.text)
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return []
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all_items = []
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for post in j["posts"]:
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post["_parent"] = j["threadId"]
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all_items.append(post)
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del j["posts"]
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all_items.append(j)
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return all_items
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