rebase codebase, delete trunk, move threads to backend
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188
src/backend/thread_bookgrabber.py
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188
src/backend/thread_bookgrabber.py
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import sqlite3
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from PyQt6.QtCore import QThread
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from PyQt6.QtCore import pyqtSignal as Signal
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from src.backend import Database
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from src.logic.webrequest import BibTextTransformer, WebRequest
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class BookGrabber(QThread):
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updateSignal = Signal(int, int)
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done = Signal()
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def __init__(self, appnr):
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super(BookGrabber, self).__init__(parent=None)
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self.is_Running = True
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logger.info("Starting worker thread")
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self.data = None
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self.app_id = None
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self.prof_id = None
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self.mode = None
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self.book_id = None
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self.use_any = False
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self.use_exact = False
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self.appnr = appnr
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self.tstate = (self.app_id, self.prof_id, self.mode, self.data)
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def add_values(self, app_id, prof_id, mode, data, any_book=False, exact=False):
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self.app_id = app_id
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self.prof_id = prof_id
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self.mode = mode
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self.data = data
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self.use_any = any_book
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self.use_exact = exact
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logger.info(f"Working on {len(self.data)} entries")
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self.tstate = (self.app_id, self.prof_id, self.mode, self.data)
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logger.debug("State: " + str(self.tstate))
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# print(self.tstate)
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def run(self):
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self.db = Database()
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item = 0
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iterdata = self.data
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# print(iterdata)
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if self.prof_id is None:
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self.prof_id = self.db.getProfNameByApparat(self.app_id)
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for entry in iterdata:
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# print(entry)
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signature = str(entry)
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logger.info("Processing entry: " + signature)
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webdata = WebRequest().set_apparat(self.appnr).get_ppn(entry)
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if self.use_any:
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webdata = webdata.use_any_book
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webdata = webdata.get_data()
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if webdata == "error":
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continue
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bd = BibTextTransformer(self.mode)
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print(webdata)
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if self.mode == "ARRAY":
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if self.use_exact:
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bd = bd.use_signature(entry)
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bd = bd.get_data(webdata).return_data()
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print(bd)
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if bd is None:
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# bd = BookData
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continue
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bd.signature = entry
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transformer = (
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BibTextTransformer("RDS").get_data(webdata).return_data("rds_data")
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)
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# confirm lock is acquired
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self.db.addBookToDatabase(bd, self.app_id, self.prof_id)
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# get latest book id
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self.book_id = self.db.getLastBookId()
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logger.info("Added book to database")
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state = 0
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for result in transformer.RDS_DATA:
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# print(result.RDS_LOCATION)
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if str(self.app_id) in result.RDS_LOCATION:
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state = 1
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break
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logger.info(f"State of {signature}: {state}")
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# print("updating availability of " + str(self.book_id) + " to " + str(state))
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try:
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self.db.setAvailability(self.book_id, state)
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except sqlite3.OperationalError as e:
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logger.error(f"Failed to update availability: {e}")
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# time.sleep(5)
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item += 1
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self.updateSignal.emit(item, len(self.data))
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logger.info("Worker thread finished")
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# self.done.emit()
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self.quit()
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def stop(self):
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self.is_Running = False
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# class BookGrabber(object):
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# updateSignal = Signal(int, int)
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# done = Signal()
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# def __init__(self, app_id, prof_id, mode, data, parent=None):
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# super(BookGrabber, self).__init__(parent=None)
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# self.is_Running = True
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# logger = MyLogger("Worker")
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# logger.info("Starting worker thread")
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# self.data = data
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# logger.info(f"Working on {len(self.data)} entries")
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# self.app_id = app_id
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# self.prof_id = prof_id
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# self.mode = mode
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# self.book_id = None
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# self.state = (self.app_id, self.prof_id, self.mode, self.data)
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# # print(self.state)
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# logger.info("state: " + str(self.state))
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# # time.sleep(2)
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# def resetValues(self):
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# self.app_id = None
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# self.prof_id = None
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# self.mode = None
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# self.data = None
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# self.book_id = None
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# def run(self):
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# while self.is_Running:
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# self.db = Database()
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# item = 0
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# iterdata = self.data
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# # print(iterdata)
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# for entry in iterdata:
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# # print(entry)
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# signature = str(entry)
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# logger.info("Processing entry: " + signature)
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# webdata = WebRequest().get_ppn(entry).get_data()
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# if webdata == "error":
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# continue
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# bd = BibTextTransformer(self.mode).get_data(webdata).return_data()
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# transformer = BibTextTransformer("RDS")
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# rds = transformer.get_data(webdata).return_data("rds_availability")
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# bd.signature = entry
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# # confirm lock is acquired
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# self.db.addBookToDatabase(bd, self.app_id, self.prof_id)
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# # get latest book id
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# self.book_id = self.db.getLastBookId()
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# logger.info("Added book to database")
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# state = 0
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# # print(len(rds.items))
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# for rds_item in rds.items:
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# sign = rds_item.superlocation
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# loc = rds_item.location
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# # logger.debug(sign, loc)
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# # logger.debug(rds_item)
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# if self.app_id in sign or self.app_id in loc:
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# state = 1
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# break
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# logger.info(f"State of {signature}: {state}")
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# # print(
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# "updating availability of "
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# + str(self.book_id)
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# + " to "
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# + str(state)
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# )
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# try:
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# self.db.setAvailability(self.book_id, state)
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# except sqlite3.OperationalError as e:
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# logger.error(f"Failed to update availability: {e}")
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# # time.sleep(5)
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# item += 1
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# self.updateSignal.emit(item, len(self.data))
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# logger.info("Worker thread finished")
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# # self.done.emit()
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# self.stop()
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# if not self.is_Running:
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# break
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# def stop(self):
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# self.is_Running = False
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