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# -*- coding: utf-8 -*-
#
# (c) Copyright 2003-2006 Hewlett-Packard Development Company, L.P.
#
# 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 2 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, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# Author: Don Welch
#
# Std Lib
import os, os.path, gzip, re, time, urllib, tempfile, glob
# Local
from base.g import *
import cupsext
# PPD parsing patterns
mfg_pat = re.compile(r'\*\s*Manufacturer:\s*\".*?(.*?)\"', re.IGNORECASE)
model_pat = re.compile(r'\*\s*Product:\s*\"\(.*?(.*?)\)\"', re.IGNORECASE)
IPP_PRINTER_STATE_IDLE = 3
IPP_PRINTER_STATE_PROCESSING = 4
IPP_PRINTER_STATE_STOPPED = 5
def restartCUPS(): # must be root. How do you check for this?
os.system('killall -HUP cupsd')
def getPPDPath(addtional_paths=[]):
search_paths = [prop.ppd_search_path.split(';')] + addtional_paths
for path in search_paths:
ppd_path = os.path.join(path, 'cups/model')
if os.path.exists(ppd_path):
return ppd_path
def collectPPDs(ppd_path):
from base import utils
ppds = {} # { <model> : <PPD file> , ... }
for f in utils.walkFiles(ppd_path, recurse=True, abs_paths=True,
return_folders=False , pattern=prop.ppd_search_pattern):
if f.endswith('.gz'):
g = gzip.open(f, 'r')
else:
g = open(f, 'r')
try:
d = g.read(4096)
except IOError:
g.close()
continue
try:
mfg = mfg_pat.search(d).group(1).lower()
except ValueError:
g.close()
continue
if mfg != 'hp':
continue
try:
model = model_pat.search(d).group(1).replace(' ', '_')
except ValueError:
g.close()
continue
ppds[model] = f
g.close()
return ppds
def downloadPPD(lporg_model_name, driver='hpijs', url=prop.ppd_download_url):
# model name must match model name on lp.org
u = urllib.urlopen(url, urllib.urlencode({'driver' : driver,
'printer' : urllib.quote(lporg_model_name),
'show' : '0'}))
ppd_file = os.path.join(tempfile.gettempdir(), lporg_model_name + prop.ppd_file_suffix)
f = file(ppd_file, 'w')
f.write(u.read())
f.close()
return ppd_file
def getAllowableMIMETypes():
# Scan all /etc/cups/*.convs files for allowable file formats
files = glob.glob("/etc/cups/*.convs")
allowable_mime_types = []
for f in files:
#log.debug( "Capturing allowable MIME types from: %s" % f )
conv_file = file(f, 'r')
for line in conv_file:
if not line.startswith("#") and len(line) > 1:
try:
source, dest, cost, prog = line.split()
except ValueError:
continue
allowable_mime_types.append(source)
return allowable_mime_types
# cupsext wrapper
def getDefault():
return cupsext.getDefault()
def openPPD(printer):
return cupsext.openPPD(printer)
def closePPD():
return cupsext.closePPD()
def getPPD(printer):
return cupsext.getPPD(printer)
def getPPDOption(option):
return cupsext.getPPDOption(option)
def getPPDPageSize():
return cupsext.getPPDPageSize()
def getPrinters():
return cupsext.getPrinters()
def getJobs(my_job=0, completed=0):
return cupsext.getJobs(my_job, completed)
def getAllJobs(my_job=0):
return cupsext.getJobs(my_job, 0) + cupsext.getJobs(my_job, 1)
def getVersion():
return cupsext.getVersion()
def getServer():
return cupsext.getServer()
def cancelJob(jobid, dest=None):
if dest is not None:
return cupsext.cancelJob(dest, jobid)
else:
jobs = cupsext.getJobs(0, 0)
for j in jobs:
if j.id == jobid:
return cupsext.cancelJob(j.dest, jobid)
return False
def resetOptions():
return cupsext.resetOptions()
def addOption(option):
return cupsext.addOption(option)
def printFile(printer, filename, title):
if os.path.exists(filename):
return cupsext.printFileWithOptions(printer, filename, title)
else:
return -1
def addPrinter(printer_name, device_uri, location, ppd_file, info):
return cupsext.addPrinter(printer_name, device_uri, location, ppd_file, info)
def delPrinter(printer_name):
return cupsext.delPrinter(printer_name)
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