hplip/SOURCES/copy-deviceids.py

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2022-05-17 09:20:44 +00:00
#!/usr/bin/python3
import os
import re
import sys
if len (sys.argv) < 3:
print ("Specify hpcups.drv and hpijs.drv pathnames")
sys.exit (1)
hpcups_drv = sys.argv[1]
hpijs_drv = sys.argv[2]
# Match e.g. Model "ModelName"
# and catch 'ModelName' in group 0
mn_re = re.compile ('^\s*ModelName\s+"(.*)"\s*$')
# Match e.g. Attribute "1284DeviceID" "" "blah"
# and catch everything before 'blah' in group 0, 'blah' in group 1,
# trailing characters in group 2
devid_re = re.compile ('^(\s*Attribute\s+"1284DeviceID"\s+""\s+")(.*)("\s*)$')
# Match e.g. }
end_re = re.compile ('^\s*}')
devid_by_mn = dict()
hpcups_lines = open (hpcups_drv, "r").readlines ()
current_mn = None
for line in hpcups_lines:
if current_mn == None:
match = mn_re.match (line)
if match == None:
continue
current_mn = match.groups ()[0]
else:
match = devid_re.match (line)
if match:
devid_by_mn[current_mn] = match.groups ()[1]
continue
if end_re.match (line):
current_mn = None
print("%d IEEE 1284 Device IDs loaded from %s" % (len (devid_by_mn),
os.path.basename (hpcups_drv)),
file=sys.stderr)
replaced = 0
hpijs_lines = open (hpijs_drv, "r").readlines ()
current_mn = None
for line in hpijs_lines:
if current_mn == None:
match = mn_re.match (line)
if match:
current_mn = match.groups ()[0]
if current_mn.endswith (" hpijs"):
current_mn = current_mn[:-6]
else:
match = devid_re.match (line)
if match:
devid = devid_by_mn.get (current_mn)
if devid:
line = (match.groups ()[0] + devid + match.groups ()[2])
replaced += 1
else:
print ("Not matched: %s" % current_mn, file=sys.stderr)
if end_re.match (line):
current_mn = None
print (line.rstrip ("\n"))
print("%d IEEE 1284 Device IDs loaded in %s" % (replaced,
os.path.basename (hpijs_drv)),
file=sys.stderr)