paperless-asn-qr-codes/paperless_asn_qr_codes/main.py
2024-04-17 21:18:23 +02:00

54 lines
1.7 KiB
Python

import argparse
from reportlab.lib.units import mm
from reportlab_qrcode import QRCodeImage
from paperless_asn_qr_codes import avery_labels
def render(c, x, y):
global startASN
global digits
barcode_value = f"ASN{startASN:0{digits}d}"
startASN = startASN + 1
qr = QRCodeImage(barcode_value, size=y * 0.9)
qr.drawOn(c, 1 * mm, y * 0.05)
c.setFont("Helvetica", 2 * mm)
c.drawString(y, (y - 2 * mm) / 2, barcode_value)
def main():
parser = argparse.ArgumentParser(
prog="paperless-asn-qr-codes",
description="CLI Tool for generating paperless ASN labels with QR codes",
)
parser.add_argument("start_asn", type=int, help="The value of the first ASN")
parser.add_argument("output_file", type=str, default="labels.pdf", help="The output file to write to (default: labels.pdf)")
parser.add_argument(
"--format", "-f", choices=avery_labels.labelInfo.keys(), default="averyL4731"
)
parser.add_argument(
"--digits", "-d", default=7, help="Number of digits in the ASN (default: 7, produces 'ASN0000001')", type=int
)
parser.add_argument(
"--border",
"-b",
action="store_true",
help="Display borders around labels, useful for debugging the printer alignment",
)
args = parser.parse_args()
global startASN
global digits
startASN = int(args.start_asn)
digits = int(args.digits)
label = avery_labels.AveryLabel(args.format, args.border)
label.open(args.output_file)
# by default, we render all labels possible on a single sheet
count = (
avery_labels.labelInfo[args.format].labels_horizontal
* avery_labels.labelInfo[args.format].labels_vertical
)
label.render(render, count)
label.close()