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Move is_logged_in helper to kit_ilias_html

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This commit is contained in:
I-Al-Istannen 2023-11-16 10:34:49 +01:00
parent 533bc27439
commit 266812f90e
2 changed files with 32 additions and 31 deletions
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28
PFERD/crawl/ilias/kit_ilias_html.py
View File

@ -1067,6 +1067,34 @@ class IliasPage:
rest_of_name = split_delimiter.join(meeting_name.split(split_delimiter)[1:])
return datetime.strftime(date_portion, "%Y-%m-%d") + split_delimiter + rest_of_name
@staticmethod
def is_logged_in(soup: BeautifulSoup) -> bool:
# Normal ILIAS pages
mainbar: Optional[Tag] = soup.find(class_="il-maincontrols-metabar")
if mainbar is not None:
login_button = mainbar.find(attrs={"href": lambda x: x and "login.php" in x})
shib_login = soup.find(id="button_shib_login")
return not login_button and not shib_login
# Personal Desktop
if soup.find("a", attrs={"href": lambda x: x and "block_type=pditems" in x}):
return True
# Video listing embeds do not have complete ILIAS html. Try to match them by
# their video listing table
video_table = soup.find(
recursive=True,
name="table",
attrs={"id": lambda x: x is not None and x.startswith("tbl_xoct")}
)
if video_table is not None:
return True
# The individual video player wrapper page has nothing of the above.
# Match it by its playerContainer.
if soup.select_one("#playerContainer") is not None:
return True
return False
def _abs_url_from_link(self, link_tag: Tag) -> str:
"""
Create an absolute url from an <a> tag.

35
PFERD/crawl/ilias/kit_ilias_web_crawler.py
View File

@ -894,7 +894,7 @@ instance's greatest bottleneck.
auth_id = await self._current_auth_id()
async with self.session.get(url) as request:
soup = soupify(await request.read())
if self._is_logged_in(soup):
if IliasPage.is_logged_in(soup):
return self._verify_page(soup, url, root_page_allowed)
# We weren't authenticated, so try to do that
@ -903,11 +903,12 @@ instance's greatest bottleneck.
# Retry once after authenticating. If this fails, we will die.
async with self.session.get(url) as request:
soup = soupify(await request.read())
if self._is_logged_in(soup):
if IliasPage.is_logged_in(soup):
return self._verify_page(soup, url, root_page_allowed)
raise CrawlError(f"get_page failed even after authenticating on {url!r}")
def _verify_page(self, soup: BeautifulSoup, url: str, root_page_allowed: bool) -> BeautifulSoup:
@staticmethod
def _verify_page(soup: BeautifulSoup, url: str, root_page_allowed: bool) -> BeautifulSoup:
if IliasPage.is_root_page(soup) and not root_page_allowed:
raise CrawlError(
"Unexpectedly encountered ILIAS root page. "
@ -965,34 +966,6 @@ instance's greatest bottleneck.
async def _authenticate(self) -> None:
await self._shibboleth_login.login(self.session)
@ staticmethod
def _is_logged_in(soup: BeautifulSoup) -> bool:
# Normal ILIAS pages
mainbar: Optional[Tag] = soup.find(class_="il-maincontrols-metabar")
if mainbar is not None:
login_button = mainbar.find(attrs={"href": lambda x: x and "login.php" in x})
shib_login = soup.find(id="button_shib_login")
return not login_button and not shib_login
# Personal Desktop
if soup.find("a", attrs={"href": lambda x: x and "block_type=pditems" in x}):
return True
# Video listing embeds do not have complete ILIAS html. Try to match them by
# their video listing table
video_table = soup.find(
recursive=True,
name="table",
attrs={"id": lambda x: x is not None and x.startswith("tbl_xoct")}
)
if video_table is not None:
return True
# The individual video player wrapper page has nothing of the above.
# Match it by its playerContainer.
if soup.select_one("#playerContainer") is not None:
return True
return False
class KitShibbolethLogin:
"""