/usr/share/pyshared/pkpgpdls/plain.py is in pkpgcounter 3.50-7.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 | # -*- coding: ISO-8859-15 -*-
#
# pkpgcounter : a generic Page Description Language parser
#
# (c) 2003, 2004, 2005, 2006, 2007 Jerome Alet <alet@librelogiciel.com>
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# $Id: plain.py 374 2007-12-09 14:26:15Z jerome $
#
"""This modules implements a page counter for plain text documents."""
import pdlparser
import version
class Parser(pdlparser.PDLParser) :
"""A parser for plain text documents."""
totiffcommands = [ 'enscript --quiet --portrait --no-header --columns 1 --output - "%(infname)s" | gs -sDEVICE=tiff24nc -dPARANOIDSAFER -dNOPAUSE -dBATCH -dQUIET -r"%(dpi)i" -sOutputFile="%(outfname)s" -',
'a2ps --borders 0 --quiet --portrait --no-header --columns 1 --output - "%(infname)s" | gs -sDEVICE=tiff24nc -dPARANOIDSAFER -dNOPAUSE -dBATCH -dQUIET -r"%(dpi)i" -sOutputFile="%(outfname)s" -',
]
required = [ "a2ps | enscript", "gs" ]
openmode = "rU"
format = "plain text"
def isValid(self) :
"""Returns True if data is plain text, else False.
It's hard to detect a plain text file, so we just try to
extract lines from the first block (sufficiently large).
If it's impossible to find one we consider it's not plain text.
"""
lines = self.firstblock.split("\r\n")
if len(lines) == 1 :
lines = lines[0].split("\r")
if len(lines) == 1 :
lines = lines[0].split("\n")
if len(lines) > 1 :
return True
else :
return False
def getJobSize(self) :
"""Counts pages in a plain text document."""
pagesize = 66 # TODO : Does this vary wrt the default page size ?
# TODO : /etc/papersize and /etc/paper.config
pagecount = 0
linecount = 0
for line in self.infile :
if line.endswith("\n") :
linecount += 1
if (linecount > pagesize) :
pagecount += 1
linecount = 0
else :
cnt = line.count("\f")
if cnt :
pagecount += cnt
linecount = 0
else :
raise pdlparser.PDLParserError, "Unsupported file format. Please send the file to %s" % version.__authoremail__
return pagecount + 1 # NB : empty files are catched in isValid()
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