87 lines
2.2 KiB
Python
87 lines
2.2 KiB
Python
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#!/bin/env python3
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from escpos.printer import Usb
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import getopt
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import sys
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import datetime
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TEXT_LIMIT=256
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class PrintOptions:
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title = None
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text = None
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verbose = False
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image = None
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def get_printer():
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return Usb(0x0525, 0xa700) # <-- change based on your printer vendor and product ID
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def do_print(options):
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p = get_printer()
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p.set(align='center')
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p.text(str(datetime.datetime.now().strftime("%H:%M:%S")))
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p.text(' ')
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p.text(str(datetime.date.today()))
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p.text('\n')
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if (options.title):
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p.set(align='center', text_type='B') # center bold
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p.text(options.title + '\n')
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p.set()
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if len(options.text) > TEXT_LIMIT:
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p.text(options.text[:TEXT_LIMIT] + '[...]\n(truncated)')
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else:
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p.text(options.text + '\n')
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if options.image != None:
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p.image(options.image)
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p.cut()
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def do_print_image(path):
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p = get_printer()
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p.image(path)
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p.cut()
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def usage():
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print(f'usage: {sys.argv[0]} [OPTIONS] TEXT...')
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print(f' OPTIONS')
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print(f' -v ... verbose')
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print(f' -h ... help')
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print(f' -t --title=X ... title to prepend')
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print(f' -i --image=X ... image path')
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print(f' TEXT is taken as the rest of argumenats if present,')
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print(f' otherwise from STDIN (terminated by Ctrl+D).')
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def main():
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try:
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opts, args = getopt.getopt(sys.argv[1:], "ht:i:v", ["help", "title=", "image="])
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except getopt.GetoptError as err:
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print(err)
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usage()
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sys.exit(2)
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title = None
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verbose = False
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image = None
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for o, a in opts:
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if o == "-v":
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verbose = True
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elif o in ("-h", "--help"):
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usage()
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sys.exit()
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elif o in ("-i", "--image"):
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image = a
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elif o in ("-t", "--title"):
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title = a
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else:
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assert False, "unhandled option"
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options = PrintOptions()
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options.title = title
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options.verbose = verbose
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options.text = " ".join(args)
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options.image = image
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if len(options.text) <= 0:
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for line in sys.stdin:
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options.text = options.text + line
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do_print(options)
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if __name__ == "__main__":
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main()
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