mirror of
https://github.com/Garmelon/PFERD.git
synced 2023-12-21 10:23:01 +01:00
78 lines
2.7 KiB
Python
78 lines
2.7 KiB
Python
from pathlib import Path
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from typing import Optional
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from .cookie_jar import CookieJar
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from .ilias import (IliasAuthenticator, IliasCrawler, IliasDirectoryFilter,
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IliasDownloader, KitShibbolethAuthenticator)
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from .ilias.download_strategies import DownloadStrategy, download_everything
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from .location import Location
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from .organizer import Organizer
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from .tmp_dir import TmpDir
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from .transform import Transform, apply_transform
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# TODO save known-good cookies as soon as possible
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# TODO print synchronizer name before beginning synchronization
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class Pferd(Location):
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# pylint: disable=too-many-arguments
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def __init__(self, base_dir: Path, tmp_dir: Path = Path(".tmp")):
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super().__init__(Path(base_dir))
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self._tmp_dir = TmpDir(self.resolve(tmp_dir))
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def _ilias(
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self,
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target: Path,
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base_url: str,
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course_id: str,
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authenticator: IliasAuthenticator,
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cookies: Optional[Path],
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dir_filter: IliasDirectoryFilter,
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transform: Transform,
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download_strategy: DownloadStrategy,
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) -> None:
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cookie_jar = CookieJar(cookies)
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session = cookie_jar.create_session()
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tmp_dir = self._tmp_dir.new_subdir()
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organizer = Organizer(self.resolve(target))
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crawler = IliasCrawler(base_url, course_id, session, authenticator, dir_filter)
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downloader = IliasDownloader(tmp_dir, organizer, session, authenticator)
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cookie_jar.load_cookies()
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info = crawler.crawl()
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cookie_jar.save_cookies()
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downloader.download_all(
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[
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info for info in apply_transform(transform, info)
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if download_strategy(organizer, info)
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]
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)
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cookie_jar.save_cookies()
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def ilias_kit(
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self,
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target: Path,
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course_id: str,
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dir_filter: IliasDirectoryFilter = lambda x: True,
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transform: Transform = lambda x: x,
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cookies: Optional[Path] = None,
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username: Optional[str] = None,
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password: Optional[str] = None,
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download_strategy: DownloadStrategy = download_everything,
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) -> None:
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# This authenticator only works with the KIT ilias instance.
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authenticator = KitShibbolethAuthenticator(username=username, password=password)
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self._ilias(
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target=target,
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base_url="https://ilias.studium.kit.edu/",
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course_id=course_id,
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authenticator=authenticator,
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cookies=cookies,
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dir_filter=dir_filter,
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transform=transform,
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download_strategy=download_strategy,
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)
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