292 lines
7.6 KiB
Python
Executable File
292 lines
7.6 KiB
Python
Executable File
#!/usr/bin/env python
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from __future__ import absolute_import
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import argparse
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import sys
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import serial
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import six
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import os
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import itertools
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from ConfigParser import ConfigParser
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from escpos import printer
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config_filenames = [
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'.python-escpos',
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'python-escpos.ini'
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]
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config_dirs = [
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os.path.join(os.environ['HOME'], '.config')
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]
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for environ in ('HOME', 'XDG_CONFIG_HOME'):
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try:
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config_dirs.append(os.environ[environ])
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except (KeyError):
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pass
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config_files = [os.path.join(x, y) for x, y in list(itertools.product(config_dirs, config_filenames))]
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config = ConfigParser()
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files_read = config.read(config_files)
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if not files_read:
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raise Exception('Couldn\'t find config files at {config_files}'.format(
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config_files=config_files,
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))
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if 'printer' not in config.sections():
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raise Exception('Couldn\'t find [printer] config section in config_file(s): {files}'.format(
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files="\n".join(files_read),
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))
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printer_config = dict(config.items('printer'))
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printer_name = printer_config.pop('type').title()
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if not hasattr(printer, printer_name):
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raise Exception('Couldn\'t find printer type {printer_name}'.format(
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printer_name=printer_name,
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))
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try:
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target_printer = getattr(printer, printer_name)(**printer_config)
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except TypeError as e:
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raise Exception('Unable to create {printer_name} printer: {error}'.format(
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printer_name=printer_name,
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error=str(e),
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))
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parser = argparse.ArgumentParser(
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description='CLI for python-escpos',
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epilog='Printer configuration is defined in the python-escpos config file.',
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)
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command_subparsers = parser.add_subparsers(
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title='ESCPOS Command',
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)
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# From here on func needs to be a string, since we don't have a printer to work on yet
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parser_command_qr = command_subparsers.add_parser('qr', help='Print a QR code')
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parser_command_qr.set_defaults(func='qr')
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parser_command_qr.add_argument(
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'--text',
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help='Text to print as a qr code',
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required=True
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)
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parser_command_barcode = command_subparsers.add_parser('barcode', help='Print a barcode')
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parser_command_barcode.set_defaults(func='barcode')
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parser_command_barcode.add_argument(
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'--code',
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help='Barcode data to print',
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required=True
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)
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parser_command_barcode.add_argument(
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'--bc',
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help='Barcode format',
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required=True
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)
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parser_command_barcode.add_argument(
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'--height',
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help='Barcode height in px',
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type=int
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)
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parser_command_barcode.add_argument(
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'--width',
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help='Barcode width',
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type=int
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)
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parser_command_barcode.add_argument(
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'--pos',
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help='Label position',
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choices=['BELOW', 'ABOVE', 'BOTH', 'OFF']
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)
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parser_command_barcode.add_argument(
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'--font',
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help='Label font',
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choices=['A', 'B']
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)
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parser_command_barcode.add_argument(
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'--align_ct',
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help='Align barcode center',
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type=bool
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)
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parser_command_barcode.add_argument(
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'--function_type',
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help='ESCPOS function type',
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choices=['A', 'B']
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)
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parser_command_text = command_subparsers.add_parser('text', help='Print plain text')
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parser_command_text.set_defaults(func='text')
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parser_command_text.add_argument(
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'--txt',
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help='Text to print',
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required=True
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)
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parser_command_block_text = command_subparsers.add_parser('block_text', help='Print wrapped text')
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parser_command_block_text.set_defaults(func='block_text')
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parser_command_block_text.add_argument(
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'--txt',
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help='block_text to print',
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required=True
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)
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parser_command_block_text.add_argument(
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'--columns',
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help='Number of columns',
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type=int
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)
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parser_command_cut = command_subparsers.add_parser('cut', help='Cut the paper')
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parser_command_cut.set_defaults(func='cut')
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parser_command_cut.add_argument(
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'--mode',
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help='Type of cut',
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choices=['FULL', 'PART']
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)
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parser_command_cashdraw = command_subparsers.add_parser('cashdraw', help='Kick the cash drawer')
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parser_command_cashdraw.set_defaults(func='cashdraw')
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parser_command_cashdraw.add_argument(
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'--pin',
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help='Which PIN to kick',
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choices=[2, 5]
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)
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parser_command_image = command_subparsers.add_parser('image', help='Print an image')
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parser_command_image.set_defaults(func='image')
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parser_command_image.add_argument(
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'--path_img',
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help='Path to image',
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required=True
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)
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parser_command_fullimage = command_subparsers.add_parser('fullimage', help='Print an fullimage')
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parser_command_fullimage.set_defaults(func='fullimage')
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parser_command_fullimage.add_argument(
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'--img',
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help='Path to img',
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required=True
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)
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parser_command_fullimage.add_argument(
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'--max_height',
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help='Max height of image in px',
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type=int
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)
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parser_command_fullimage.add_argument(
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'--width',
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help='Max width of image in px',
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type=int
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)
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parser_command_fullimage.add_argument(
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'--histeq',
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help='Equalize the histrogram',
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type=bool
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)
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parser_command_fullimage.add_argument(
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'--bandsize',
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help='Size of bands to divide into when printing',
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type=int
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)
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# Not supported
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# parser_command_direct_image = command_subparsers.add_parser('direct_direct_image', help='Print an direct_image')
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# parser_command_direct_image.set_defaults(func='direct_image')
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parser_command_charcode = command_subparsers.add_parser('charcode', help='Set character code table')
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parser_command_charcode.set_defaults(func='charcode')
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parser_command_charcode.add_argument(
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'--code',
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help='Character code',
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required=True
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)
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parser_command_set = command_subparsers.add_parser('set', help='Set text properties')
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parser_command_set.set_defaults(func='set')
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parser_command_set.add_argument(
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'--align',
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help='Horizontal alignment',
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choices=['left', 'center', 'right']
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)
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parser_command_set.add_argument(
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'--font',
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help='Font choice',
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choices=['left', 'center', 'right']
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)
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parser_command_set.add_argument(
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'--text_type',
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help='Text properties',
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choices=['B', 'U', 'U2', 'BU', 'BU2', 'NORMAL']
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)
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parser_command_set.add_argument(
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'--width',
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help='Width multiplier',
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type=int
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)
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parser_command_set.add_argument(
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'--height',
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help='Height multiplier',
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type=int
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)
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parser_command_set.add_argument(
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'--density',
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help='Print density',
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type=int
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)
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parser_command_set.add_argument(
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'--invert',
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help='White on black printing',
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type=bool
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)
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parser_command_set.add_argument(
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'--smooth',
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help='Text smoothing. Effective on >= 4x4 text',
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type=bool
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)
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parser_command_set.add_argument(
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'--flip',
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help='Text smoothing. Effective on >= 4x4 text',
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type=bool
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)
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parser_command_hw = command_subparsers.add_parser('hw', help='Hardware operations')
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parser_command_hw.set_defaults(func='hw')
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parser_command_hw.add_argument(
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'--hw',
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help='Operation',
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choices=['INIT', 'SELECT', 'RESET'],
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required=True
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)
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parser_command_control = command_subparsers.add_parser('control', help='Control sequences')
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parser_command_control.set_defaults(func='control')
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parser_command_control.add_argument(
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'--ctl',
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help='Control sequence',
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choices=['LF', 'FF', 'CR', 'HT', 'VT'],
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required=True
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)
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parser_command_control.add_argument(
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'--pos',
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help='Horizontal tab position (1-4)',
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type=int
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)
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parser_command_panel_buttons = command_subparsers.add_parser('panel_buttons', help='Disables panel buttons')
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parser_command_panel_buttons.set_defaults(func='panel_buttons')
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parser_command_panel_buttons.add_argument(
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'--enable',
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help='Feed button enabled',
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type=bool,
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required=True
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)
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# Get only arguments actually passed
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args = dict([k, v] for k, v in six.iteritems(vars(parser.parse_args())) if v)
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target_command = args.pop('func')
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command_arguments = args
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# print command with args
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getattr(target_printer, target_command)(**command_arguments)
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