46 lines
1.7 KiB
Python
46 lines
1.7 KiB
Python
import sys
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if "--sim-serial-label-printer" in sys.argv:
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import components.dummies.serial as serial
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else:
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import serial
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from PyQt5.QtWidgets import QMessageBox
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from .component import Component
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class Serial_Label_Printer(Component):
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def __init__(self, config=None, name=None):
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super().__init__(config=config, name=name, threaded=False)
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def config_changed(self):
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self.address = self.config["label_printer"]["address"]
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self.baudrate = int(self.config["label_printer"]["baudrate"])
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self.stopbits = getattr(serial, self.config["label_printer"].get("stopbits", "stopbits_one").upper())
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self.parity = getattr(serial, self.config["label_printer"].get("parity", "parity_none").upper())
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self.bytesize = getattr(serial, self.config["label_printer"].get("bytesize", "eightbits").upper())
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def print_label(self, template, archived):
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# LOAD LABEL TEMPLATE
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with open(f"config/label_templates/{template}.prn") as f:
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label = f.read()
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# LABEL PRINT
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label = label.replace("$PH1", archived.barcode).replace("$PH2", archived.barcode)
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try:
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conn = serial.Serial(
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self.address,
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baudrate=self.baudrate,
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stopbits=self.stopbits,
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parity=self.parity,
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bytesize=self.bytesize,
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)
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conn.write(bytes(label, encoding="ascii"))
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conn.close()
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except serial.serialutil.SerialException as e:
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QMessageBox.critical(
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None,
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"Errore Connessione Stampante",
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"Non e stato possibile connettersi alla stampante di etichette\nL'etichetta non verra stampata.\n\nErrore:\n" + str(e)
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)
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