99 lines
3.4 KiB
Python
99 lines
3.4 KiB
Python
import sqlite3
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import time
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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.database import Database
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from src.logic.log import MyLogger
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from src.logic.webrequest import BibTextTransformer, WebRequest
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# from src.transformers import RDS_AVAIL_DATA
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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, 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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self.logger = MyLogger("Worker")
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self.logger.log_info("Starting worker thread")
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self.data = data
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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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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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signature = str(entry)
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self.logger.log_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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print("lock acquired, adding book to database")
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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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self.logger.log_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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# ic(sign, loc)
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# ic(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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# for book in self.books:
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# if book["bookdata"].signature == entry:
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# book_id = book["id"]
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# break
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self.logger.log_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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self.logger.log_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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self.logger.log_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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