PHB/SemesterapparatsManager
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add type checking, error handling, fix search issue. Closes #3 Closes #4 Fixes #3 Fixes #4

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This commit is contained in:
WorldTeacher
2025-04-28 15:36:29 +02:00
parent 424411b077
commit 8c68655f9f
5 changed files with 72 additions and 52 deletions
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58
src/backend/thread_bookgrabber.py
View File

@@ -1,5 +1,3 @@
import sqlite3
from PyQt6.QtCore import QThread
from PyQt6.QtCore import pyqtSignal as Signal
from src.backend import Database
@@ -25,19 +23,20 @@ class BookGrabber(QThread):
updateSignal = Signal(int, int)
done = Signal()
def __init__(self, appnr: int):
def __init__(self):
super(BookGrabber, self).__init__(parent=None)
self.is_Running = True
logger.info("Starting worker thread")
self.data = None
self.data = []
self.app_id = None
self.prof_id = None
self.mode = None
self.book_id = None
self.use_any = False
self.use_exact = False
self.appnr = appnr
self.app_id = None
self.tstate = (self.app_id, self.prof_id, self.mode, self.data)
self.request = WebRequest()
def add_values(
self, app_id: int, prof_id: int, mode: str, data, any_book=False, exact=False
@@ -45,27 +44,26 @@ class BookGrabber(QThread):
self.app_id = app_id
self.prof_id = prof_id
self.mode = mode
self.data = data
self.data: list[str] = data
self.use_any = any_book
self.use_exact = exact
logger.info(f"Working on {len(self.data)} entries")
self.tstate = (self.app_id, self.prof_id, self.mode, self.data)
logger.debug("State: " + str(self.tstate))
# print(self.tstate)
self.request.set_apparat(self.app_id)
# logger.debug(self.tstate)
def run(self):
self.db = Database()
item = 0
iterdata = self.data
# print(iterdata)
if self.prof_id is None:
self.prof_id = self.db.getProfNameByApparat(self.app_id)
for entry in iterdata:
# print(entry)
signature = str(entry)
logger.info("Processing entry: " + signature)
# logger.debug(iterdata)
webdata = WebRequest().set_apparat(self.appnr).get_ppn(entry)
for entry in iterdata:
# logger.debug(entry)
logger.info("Processing entry: {}", entry)
webdata = self.request.get_ppn(entry)
if self.use_any:
webdata = webdata.use_any_book
webdata = webdata.get_data()
@@ -74,12 +72,12 @@ class BookGrabber(QThread):
continue
bd = BibTextTransformer(self.mode)
print(webdata)
logger.debug(webdata)
if self.mode == "ARRAY":
if self.use_exact:
bd = bd.use_signature(entry)
bd = bd.get_data(webdata).return_data()
print(bd)
logger.debug(bd)
if bd is None:
# bd = BookData
continue
@@ -95,19 +93,21 @@ class BookGrabber(QThread):
logger.info("Added book to database")
state = 0
for result in transformer.RDS_DATA:
# print(result.RDS_LOCATION)
# logger.debug(result.RDS_LOCATION)
if str(self.app_id) in result.RDS_LOCATION:
state = 1
break
logger.info(f"State of {signature}: {state}")
print("updating availability of " + str(self.book_id) + " to " + str(state))
logger.info(f"State of {entry}: {state}")
logger.debug(
"updating availability of " + str(self.book_id) + " to " + str(state)
)
try:
self.db.setAvailability(self.book_id, state)
print("Added book to database")
logger.debug("Added book to database")
except Exception as e:
logger.error(f"Failed to update availability: {e}")
print("Failed to update availability: " + str(e))
logger.debug("Failed to update availability: " + str(e))
# time.sleep(5)
item += 1
@@ -135,7 +135,7 @@ class BookGrabberTest(QThread):
self.book_id = None
self.use_any = False
self.use_exact = False
self.appnr = appnr
self.app_id = appnr
self.tstate = (self.app_id, self.prof_id, self.mode, self.data)
self.results = []
@@ -151,18 +151,18 @@ class BookGrabberTest(QThread):
logger.info(f"Working on {len(self.data)} entries")
self.tstate = (self.app_id, self.prof_id, self.mode, self.data)
logger.debug("State: " + str(self.tstate))
# print(self.tstate)
# logger.debug(self.tstate)
def run(self):
item = 0
iterdata = self.data
# print(iterdata)
# logger.debug(iterdata)
for entry in iterdata:
# print(entry)
# logger.debug(entry)
signature = str(entry)
logger.info("Processing entry: " + signature)
webdata = WebRequest().set_apparat(self.appnr).get_ppn(entry)
webdata = WebRequest().set_apparat(self.app_id).get_ppn(entry)
if self.use_any:
webdata = webdata.use_any_book
webdata = webdata.get_data()
@@ -188,13 +188,13 @@ class BookGrabberTest(QThread):
logger.info("Added book to database")
state = 0
for result in transformer.RDS_DATA:
# print(result.RDS_LOCATION)
# logger.debug(result.RDS_LOCATION)
if str(self.app_id) in result.RDS_LOCATION:
state = 1
break
logger.info(f"State of {signature}: {state}")
# print("updating availability of " + str(self.book_id) + " to " + str(state))
# logger.debug("updating availability of " + str(self.book_id) + " to " + str(state))
self.results.append(bd)
# time.sleep(5)

42
src/logic/webrequest.py
View File

@@ -4,7 +4,7 @@ from bs4 import BeautifulSoup
# import sleep_and_retry decorator to retry requests
from ratelimit import limits, sleep_and_retry
from typing import Union, Any
from src.logic.dataclass import BookData
from src.transformers import ARRAYData, BibTeXData, COinSData, RDSData, RISData
@@ -61,14 +61,14 @@ class WebRequest:
logger.info("Using any book")
return self
def set_apparat(self, apparat):
def set_apparat(self, apparat: int):
self.apparat = apparat
if int(self.apparat) < 10:
self.apparat = f"0{self.apparat}"
logger.info(f"Set apparat to {self.apparat}")
return self
def get_ppn(self, signature):
def get_ppn(self, signature: str):
self.signature = signature
if "+" in signature:
signature = signature.replace("+", "%2B")
@@ -79,15 +79,15 @@ class WebRequest:
@sleep_and_retry
@limits(calls=RATE_LIMIT, period=RATE_PERIOD)
def search_book(self, searchterm: str):
def search_book(self, searchterm: str) -> str:
response = requests.get(PPN_URL.format(searchterm), timeout=self.timeout)
return response.text
def get_book_links(self, searchterm: str):
response = self.search_book(searchterm)
def get_book_links(self, searchterm: str) -> list[str]:
response: str = self.search_book(searchterm) # type:ignore
soup = BeautifulSoup(response, "html.parser")
links = soup.find_all("a", class_="title getFull")
res = []
res: list[str] = []
for link in links:
res.append(BASE + link["href"])
return res
@@ -102,10 +102,11 @@ class WebRequest:
logger.error(f"Request failed: {e}")
return None
def get_data(self):
def get_data(self) -> Union[list[str], None]:
links = self.get_book_links(self.ppn)
logger.debug(f"Links: {links}")
for link in links:
result = self.search(link)
result: str = self.search(link) # type:ignore
# in result search for class col-xs-12 rds-dl RDS_LOCATION
# if found, return text of href
soup = BeautifulSoup(result, "html.parser")
@@ -117,7 +118,7 @@ class WebRequest:
).text.strip()
if self.use_any:
pre_tag = soup.find_all("pre")
return_data = []
return_data: list[str] = []
if pre_tag:
for tag in pre_tag:
data = tag.text.strip()
@@ -126,7 +127,7 @@ class WebRequest:
else:
logger.error("No <pre> tag found")
raise ValueError("No <pre> tag found")
if f"Semesterapparat-{self.apparat}" in item_location:
elif f"Semesterapparat-{self.apparat}" in item_location:
pre_tag = soup.find_all("pre")
return_data = []
if pre_tag:
@@ -137,6 +138,13 @@ class WebRequest:
else:
logger.error("No <pre> tag found")
return return_data
else:
logger.error(
f"Signature {self.signature} not found in {item_location}"
)
return_data = []
return return_data
def get_data_elsa(self):
links = self.get_book_links(self.ppn)
@@ -184,7 +192,7 @@ class BibTextTransformer:
self.signature = signature
return self
def get_data(self, data: list):
def get_data(self, data: Union[list[str]] = None) -> "BibTextTransformer":
RIS_IDENT = "TY -"
ARRAY_IDENT = "[kid]"
COinS_IDENT = "ctx_ver"
@@ -217,7 +225,7 @@ class BibTextTransformer:
self.data = line
return self
def return_data(self, option=None) -> BookData:
def return_data(self, option: Any = None) -> Union[BookData, None]:
"""Return Data to caller.
Args:
@@ -239,7 +247,7 @@ class BibTextTransformer:
return RISData().transform(self.data)
case "RDS":
return RDSData().transform(self.data).return_data(option)
case None:
case _:
return None
# if self.mode == "ARRAY":
@@ -256,7 +264,7 @@ class BibTextTransformer:
def cover(isbn):
test_url = f"https://www.buchhandel.de/cover/{isbn}/{isbn}-cover-m.jpg"
# print(test_url)
# logger.debug(test_url)
data = requests.get(test_url, stream=True)
return data.content
@@ -266,8 +274,8 @@ def get_content(soup, css_class):
if __name__ == "__main__":
# print("main")
# logger.debug("main")
link = "CU 8500 K64"
data = WebRequest(71).get_ppn(link).get_data()
bib = BibTextTransformer("ARRAY").get_data().return_data()
print(bib)
logger.debug(bib)

4
src/logic/wordparser.py
View File

@@ -67,7 +67,7 @@ class Book:
self.location = value.split(",")[0] if "," in value else value
self.publisher = value.split(",")[1] if "," in value else ""
elif key == "Standnummer":
self.signature = value
self.signature = value.strip()
elif key == "Interne Vermerke":
self.internal_notes = value
@@ -212,7 +212,7 @@ def elsa_word_to_csv(path):
data = [
row for row in df.itertuples(index=False, name=None) if row != tuples[doctype]
]
# print(data)
# logger.debug(data)
return tuple_to_dict(data, doctype), doctype

18
src/transformers/transformers.py
View File

@@ -7,8 +7,20 @@ from dataclasses import field as dataclass_field
from typing import Any, List
from src.logic.dataclass import BookData
import sys
from loguru import logger as log
logger = log
logger.remove()
logger.add("logs/application.log", rotation="1 week", enqueue=True)
log.add(
"logs/transformers.log",
enqueue=True,
)
# logger.add(sys.stderr, format="{time} {level} {message}", level="INFO")
logger.add(sys.stdout)
###Pydatnic models
@@ -131,7 +143,7 @@ class ARRAYData:
return data
except Exception:
# # print(f"ARRAYData.transform failed, {source}, {search}")
# # logger.debug(f"ARRAYData.transform failed, {source}, {search}")
logger.exception(f"ARRAYData.transform failed, no string {search}")
return ""
@@ -509,4 +521,4 @@ if __name__ == "__main__":
ret = RDSData().transform(data)
data = ret.return_data("rds_availability")
# print(data)
# logger.debug(data)

2
src/ui/userInterface.py
View File

@@ -765,7 +765,7 @@ class Ui(Ui_Semesterapparat):
# create a thread that updates the progress label after each medium
# self.bookGrabber = None
bookGrabber = BookGrabber(self.active_apparat)
bookGrabber = BookGrabber()
bookGrabber.add_values(
mode=mode,
prof_id=prof_id,