[193] | 1 | #! /usr/bin/env python |
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| 2 | # -*- coding: ISO-8859-15 -*- |
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[191] | 3 | # |
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| 4 | # pkpgcounter : a generic Page Description Language parser |
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| 5 | # |
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[302] | 6 | # (c) 2003, 2004, 2005, 2006 Jerome Alet <alet@librelogiciel.com> |
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[191] | 7 | # This program is free software; you can redistribute it and/or modify |
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| 8 | # it under the terms of the GNU General Public License as published by |
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| 9 | # the Free Software Foundation; either version 2 of the License, or |
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| 10 | # (at your option) any later version. |
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| 11 | # |
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| 12 | # This program is distributed in the hope that it will be useful, |
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| 13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 15 | # GNU General Public License for more details. |
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| 16 | # |
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| 17 | # You should have received a copy of the GNU General Public License |
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| 18 | # along with this program; if not, write to the Free Software |
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[211] | 19 | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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[191] | 20 | # |
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| 21 | # $Id$ |
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| 22 | # |
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[193] | 23 | |
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[357] | 24 | """This modules implements a page counter for PCLXL (aka PCL6) documents.""" |
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| 25 | |
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[193] | 26 | import sys |
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[202] | 27 | import os |
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[193] | 28 | import mmap |
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| 29 | from struct import unpack |
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| 30 | |
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[235] | 31 | import pdlparser |
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[252] | 32 | import pjl |
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[193] | 33 | |
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[220] | 34 | class Parser(pdlparser.PDLParser) : |
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[193] | 35 | """A parser for PCLXL (aka PCL6) documents.""" |
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[375] | 36 | totiffcommand = 'pcl6 -sDEVICE=pdfwrite -dPARANOIDSAFER -dNOPAUSE -dBATCH -dQUIET -sOutputFile=- - | gs -sDEVICE=tiff24nc -dPARANOIDSAFER -dNOPAUSE -dBATCH -dQUIET -r%(dpi)i -sOutputFile="%(fname)s" -' |
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[193] | 37 | mediasizes = { |
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| 38 | 0 : "Letter", |
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| 39 | 1 : "Legal", |
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| 40 | 2 : "A4", |
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| 41 | 3 : "Executive", |
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| 42 | 4 : "Ledger", |
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| 43 | 5 : "A3", |
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| 44 | 6 : "COM10Envelope", |
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| 45 | 7 : "MonarchEnvelope", |
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| 46 | 8 : "C5Envelope", |
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| 47 | 9 : "DLEnvelope", |
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| 48 | 10 : "JB4", |
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| 49 | 11 : "JB5", |
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| 50 | 12 : "B5Envelope", |
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[246] | 51 | 12 : "B5", |
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[193] | 52 | 14 : "JPostcard", |
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| 53 | 15 : "JDoublePostcard", |
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| 54 | 16 : "A5", |
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| 55 | 17 : "A6", |
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| 56 | 18 : "JB6", |
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[246] | 57 | 19 : "JIS8K", |
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| 58 | 20 : "JIS16K", |
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| 59 | 21 : "JISExec", |
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| 60 | 96 : "Default", |
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[193] | 61 | } |
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| 62 | |
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| 63 | mediasources = { |
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| 64 | 0 : "Default", |
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| 65 | 1 : "Auto", |
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| 66 | 2 : "Manual", |
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| 67 | 3 : "MultiPurpose", |
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| 68 | 4 : "UpperCassette", |
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| 69 | 5 : "LowerCassette", |
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| 70 | 6 : "EnvelopeTray", |
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| 71 | 7 : "ThirdCassette", |
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| 72 | } |
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| 73 | |
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| 74 | orientations = { |
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| 75 | 0 : "Portrait", |
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| 76 | 1 : "Landscape", |
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| 77 | 2 : "ReversePortrait", |
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| 78 | 3 : "ReverseLandscape", |
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[246] | 79 | 4 : "Default", |
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[193] | 80 | } |
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| 81 | |
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[220] | 82 | def isValid(self) : |
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[387] | 83 | """Returns True if data is PCLXL aka PCL6, else False.""" |
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[220] | 84 | if ((self.firstblock[:128].find("\033%-12345X") != -1) and \ |
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| 85 | (self.firstblock.find(" HP-PCL XL;") != -1) and \ |
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| 86 | ((self.firstblock.find("LANGUAGE=PCLXL") != -1) or \ |
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| 87 | (self.firstblock.find("LANGUAGE = PCLXL") != -1))) : |
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[252] | 88 | self.logdebug("DEBUG: Input file is in the PCLXL (aka PCL6) format.") |
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[387] | 89 | return True |
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[220] | 90 | else : |
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[387] | 91 | return False |
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[220] | 92 | |
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[318] | 93 | def beginPage(self, nextpos) : |
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[193] | 94 | """Indicates the beginning of a new page, and extracts media information.""" |
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| 95 | self.pagecount += 1 |
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| 96 | |
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| 97 | # Default values |
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| 98 | mediatypelabel = "Plain" |
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| 99 | mediasourcelabel = "Main" |
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| 100 | mediasizelabel = "Default" |
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| 101 | orientationlabel = "Portrait" |
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[299] | 102 | duplexmode = None |
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[193] | 103 | |
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| 104 | # Now go upstream to decode media type, size, source, and orientation |
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| 105 | # this saves time because we don't need a complete parser ! |
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| 106 | minfile = self.minfile |
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[318] | 107 | pos = nextpos - 2 |
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[193] | 108 | while pos > 0 : # safety check : don't go back to far ! |
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| 109 | val = ord(minfile[pos]) |
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| 110 | if val in (0x44, 0x48, 0x41) : # if previous endPage or openDataSource or beginSession (first page) |
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| 111 | break |
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| 112 | if val == 0x26 : |
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| 113 | mediasource = ord(minfile[pos - 2]) |
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| 114 | mediasourcelabel = self.mediasources.get(mediasource, str(mediasource)) |
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[302] | 115 | pos -= 4 |
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[193] | 116 | elif val == 0x25 : |
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[302] | 117 | while (pos > 0) and (ord(minfile[pos]) != 0xc0) : |
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| 118 | # we search the preceding ubyte tag |
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| 119 | pos -= 1 |
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| 120 | if pos > 0 : |
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| 121 | if ord(minfile[pos-1]) == 0xc8 : |
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| 122 | # if we found an ubyte_array then the media |
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| 123 | # size is completely spelled |
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| 124 | arraylength = ord(minfile[pos+1]) |
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| 125 | mediasizelabel = minfile[pos+2:pos+2+arraylength].title() |
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| 126 | pos -= 1 |
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| 127 | else : |
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| 128 | # if we just found an ubyte, then the media |
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| 129 | # size is known by its index |
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| 130 | mediasize = ord(minfile[pos+1]) |
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| 131 | mediasizelabel = self.mediasizes.get(mediasize, str(mediasize)) |
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| 132 | pos -= 1 |
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[310] | 133 | # self.logdebug("Media size : %s" % mediasizelabel) |
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[193] | 134 | elif val == 0x28 : |
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| 135 | orientation = ord(minfile[pos - 2]) |
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[252] | 136 | orientationlabel = self.orientations.get(orientation, str(orientation)) |
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[302] | 137 | pos -= 4 |
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[193] | 138 | elif val == 0x27 : |
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| 139 | savepos = pos |
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[302] | 140 | pos -= 1 |
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[293] | 141 | startpos = size = None |
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[193] | 142 | while pos > 0 : # safety check : don't go back to far ! |
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| 143 | val = ord(minfile[pos]) |
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| 144 | pos -= 1 |
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| 145 | if val == 0xc8 : |
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[293] | 146 | length = self.tags[ord(minfile[pos+2])] # will probably always be a byte or uint16 |
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| 147 | if length == 1 : |
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| 148 | startpos = pos + 4 |
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| 149 | size = unpack("B", self.minfile[pos+3:startpos])[0] |
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| 150 | elif length == 2 : |
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| 151 | startpos = pos + 5 |
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[316] | 152 | size = unpack(self.unpackShort, self.minfile[pos+3:startpos])[0] |
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[293] | 153 | elif length == 4 : |
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| 154 | startpos = pos + 7 |
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[316] | 155 | size = unpack(self.unpackLong, self.minfile[pos+3:startpos])[0] |
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[293] | 156 | else : |
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[301] | 157 | raise pdlparser.PDLParserError, "Error on size at %s : %s" % (pos+2, length) |
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[193] | 158 | break |
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[293] | 159 | mediatypelabel = minfile[startpos:startpos+size] |
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[310] | 160 | # self.logdebug("Media type : %s" % mediatypelabel) |
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[299] | 161 | elif val == 0x34 : |
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| 162 | duplexmode = "Simplex" |
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[302] | 163 | pos -= 2 |
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[299] | 164 | elif val in (0x35, 0x36) : |
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| 165 | duplexmode = "Duplex" |
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[302] | 166 | pos -= 2 |
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[193] | 167 | # else : TODO : CUSTOM MEDIA SIZE AND UNIT ! |
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| 168 | else : |
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[302] | 169 | pos -= 1 # ignored |
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[193] | 170 | self.pages[self.pagecount] = { "copies" : 1, |
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| 171 | "orientation" : orientationlabel, |
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| 172 | "mediatype" : mediatypelabel, |
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| 173 | "mediasize" : mediasizelabel, |
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| 174 | "mediasource" : mediasourcelabel, |
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[299] | 175 | "duplex" : duplexmode, |
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[193] | 176 | } |
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| 177 | return 0 |
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| 178 | |
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[318] | 179 | def endPage(self, nextpos) : |
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[193] | 180 | """Indicates the end of a page.""" |
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[318] | 181 | pos3 = nextpos - 3 |
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[193] | 182 | minfile = self.minfile |
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[318] | 183 | if minfile[pos3:nextpos-1] == self.setNumberOfCopies : |
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[193] | 184 | # The EndPage operator may be preceded by a PageCopies attribute |
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| 185 | # So set number of copies for current page. |
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| 186 | # From what I read in PCLXL documentation, the number |
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| 187 | # of copies is an unsigned 16 bits integer |
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[258] | 188 | try : |
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[317] | 189 | self.pages[self.pagecount]["copies"] = unpack(self.unpackShort, minfile[pos3-2:pos3])[0] |
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[258] | 190 | except KeyError : |
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| 191 | self.logdebug("It looks like this PCLXL file is corrupted.") |
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[193] | 192 | return 0 |
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| 193 | |
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[318] | 194 | def setColorSpace(self, nextpos) : |
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[205] | 195 | """Changes the color space.""" |
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[318] | 196 | if self.minfile[nextpos-4:nextpos-1] == self.RGBColorSpace : # TODO : doesn't seem to handle all cases ! |
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[206] | 197 | self.iscolor = 1 |
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[205] | 198 | return 0 |
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| 199 | |
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[318] | 200 | def array_Generic(self, nextpos, size) : |
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[317] | 201 | """Handles all arrays.""" |
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[318] | 202 | pos = nextpos |
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[317] | 203 | datatype = ord(self.minfile[pos]) |
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[193] | 204 | pos += 1 |
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[317] | 205 | length = self.tags[datatype] |
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[193] | 206 | if callable(length) : |
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[316] | 207 | length = length(pos) |
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[318] | 208 | try : |
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| 209 | return 1 + length + size * unpack(self.unpackType[length], self.minfile[pos:pos+length])[0] |
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| 210 | except KeyError : |
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| 211 | raise pdlparser.PDLParserError, "Error on array size at %x" % nextpos |
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[317] | 212 | |
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[318] | 213 | def array_8(self, nextpos) : |
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[317] | 214 | """Handles byte arrays.""" |
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[318] | 215 | return self.array_Generic(nextpos, 1) |
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[193] | 216 | |
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[318] | 217 | def array_16(self, nextpos) : |
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[193] | 218 | """Handles byte arrays.""" |
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[318] | 219 | return self.array_Generic(nextpos, 2) |
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[193] | 220 | |
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[318] | 221 | def array_32(self, nextpos) : |
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[193] | 222 | """Handles byte arrays.""" |
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[318] | 223 | return self.array_Generic(nextpos, 4) |
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[193] | 224 | |
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[318] | 225 | def embeddedDataSmall(self, nextpos) : |
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[193] | 226 | """Handle small amounts of data.""" |
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[318] | 227 | return 1 + ord(self.minfile[nextpos]) |
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[193] | 228 | |
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[318] | 229 | def embeddedData(self, nextpos) : |
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[193] | 230 | """Handle normal amounts of data.""" |
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[318] | 231 | return 4 + unpack(self.unpackLong, self.minfile[nextpos:nextpos+4])[0] |
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[193] | 232 | |
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[318] | 233 | def littleEndian(self, nextpos) : |
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[193] | 234 | """Toggles to little endianness.""" |
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[318] | 235 | self.unpackType = { 1 : "B", 2 : "<H", 4 : "<I" } |
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| 236 | self.unpackShort = self.unpackType[2] |
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| 237 | self.unpackLong = self.unpackType[4] |
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[193] | 238 | return 0 |
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| 239 | |
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[318] | 240 | def bigEndian(self, nextpos) : |
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[193] | 241 | """Toggles to big endianness.""" |
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[318] | 242 | self.unpackType = { 1 : "B", 2 : ">H", 4 : ">I" } |
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| 243 | self.unpackShort = self.unpackType[2] |
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| 244 | self.unpackLong = self.unpackType[4] |
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[193] | 245 | return 0 |
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| 246 | |
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[318] | 247 | def reservedForFutureUse(self, nextpos) : |
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[245] | 248 | """Outputs something when a reserved byte is encountered.""" |
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[318] | 249 | self.logdebug("Byte at %x is out of the PCLXL Protocol Class 2.0 Specification" % nextpos) |
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[245] | 250 | return 0 |
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| 251 | |
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[318] | 252 | def x46_class3(self, nextpos) : |
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[310] | 253 | """Undocumented tag 0x46 in class 3.0 streams.""" |
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[318] | 254 | pos = nextpos - 3 |
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[309] | 255 | minfile = self.minfile |
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[318] | 256 | val = ord(minfile[pos]) |
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| 257 | while val == 0xf8 : |
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| 258 | funcid = ord(minfile[pos+1]) |
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| 259 | try : |
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| 260 | offset = self.x46_functions[funcid] |
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| 261 | except KeyError : |
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| 262 | self.logdebug("Unexpected subfunction 0x%02x for undocumented tag 0x46 at %x" % (funcid, nextpos)) |
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| 263 | break |
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| 264 | else : |
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[320] | 265 | pos -= offset |
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| 266 | length = self.tags[ord(self.minfile[pos])] |
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[318] | 267 | if callable(length) : |
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[320] | 268 | length = length(pos+1) |
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| 269 | if funcid == 0x92 : # we want to skip these blocks |
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[318] | 270 | try : |
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| 271 | return unpack(self.unpackType[length], self.minfile[pos+1:pos+length+1])[0] |
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| 272 | except KeyError : |
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| 273 | raise pdlparser.PDLParserError, "Error on size '%s' at %x" % (length, pos+1) |
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[309] | 274 | val = ord(minfile[pos]) |
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| 275 | return 0 |
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| 276 | |
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[318] | 277 | def escape(self, nextpos) : |
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[245] | 278 | """Handles the ESC code.""" |
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[318] | 279 | pos = endpos = nextpos |
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[314] | 280 | minfile = self.minfile |
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| 281 | if minfile[pos : pos+8] == r"%-12345X" : |
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[245] | 282 | endpos = pos + 9 |
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[252] | 283 | endmark = chr(0x0c) + chr(0x00) + chr(0x1b) |
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[246] | 284 | asciilimit = chr(0x80) |
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[269] | 285 | quotes = 0 |
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[314] | 286 | while (minfile[endpos] not in endmark) and \ |
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| 287 | ((minfile[endpos] < asciilimit) or (quotes % 2)) : |
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| 288 | if minfile[endpos] == '"' : |
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[269] | 289 | quotes += 1 |
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[245] | 290 | endpos += 1 |
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| 291 | |
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| 292 | # Store this in a per page mapping. |
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| 293 | # NB : First time will be at page 0 (i.e. **before** page 1) ! |
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| 294 | stuff = self.escapedStuff.setdefault(self.pagecount, []) |
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[314] | 295 | stuff.append(minfile[pos : endpos]) |
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| 296 | self.logdebug("Escaped datas : [%s]" % repr(minfile[pos : endpos])) |
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[245] | 297 | return endpos - pos |
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| 298 | |
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[318] | 299 | def skipKyoceraPrescribe(self, nextpos) : |
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[312] | 300 | """Skips Kyocera Prescribe commands.""" |
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[318] | 301 | pos = nextpos - 1 |
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[312] | 302 | minfile = self.minfile |
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| 303 | if minfile[pos:pos+3] == "!R!" : |
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[318] | 304 | while (pos - nextpos) < 1024 : # This is a realistic upper bound, to avoid infinite loops |
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[312] | 305 | if (minfile[pos] == ";") and (minfile[pos-4:pos] == "EXIT") : |
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[314] | 306 | pos += 1 |
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| 307 | prescribe = self.prescribeStuff.setdefault(self.pagecount, []) |
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[318] | 308 | prescribe.append(minfile[nextpos-1:pos]) |
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| 309 | self.logdebug("Prescribe commands : [%s]" % repr(minfile[nextpos-1:pos])) |
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| 310 | return (pos - nextpos) |
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[312] | 311 | pos += 1 |
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| 312 | else : |
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| 313 | return 0 |
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| 314 | |
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[193] | 315 | def getJobSize(self) : |
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| 316 | """Counts pages in a PCLXL (PCL6) document. |
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| 317 | |
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| 318 | Algorithm by Jerome Alet. |
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| 319 | |
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| 320 | The documentation used for this was : |
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| 321 | |
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| 322 | HP PCL XL Feature Reference |
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| 323 | Protocol Class 2.0 |
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| 324 | http://www.hpdevelopersolutions.com/downloads/64/358/xl_ref20r22.pdf |
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[246] | 325 | |
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| 326 | Protocol Class 2.1 Supplement |
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| 327 | xl_ref21.pdf |
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| 328 | |
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| 329 | Protocol Class 3.0 Supplement |
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| 330 | xl_refsup30r089.pdf |
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[193] | 331 | """ |
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[206] | 332 | self.iscolor = None |
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[193] | 333 | found = 0 |
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| 334 | while not found : |
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| 335 | line = self.infile.readline() |
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| 336 | if not line : |
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| 337 | break |
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[293] | 338 | pos = line.find(" HP-PCL XL;") |
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| 339 | if pos != -1 : |
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[193] | 340 | found = 1 |
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[293] | 341 | endian = ord(line[pos - 1]) |
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[193] | 342 | if endian == 0x29 : |
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[316] | 343 | self.littleEndian(0) |
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[193] | 344 | elif endian == 0x28 : |
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[316] | 345 | self.bigEndian(0) |
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[193] | 346 | # elif endian == 0x27 : # TODO : This is the ESC code : parse it for PJL statements ! |
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| 347 | # |
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| 348 | else : |
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[200] | 349 | raise pdlparser.PDLParserError, "Unknown endianness marker 0x%02x at start !" % endian |
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[193] | 350 | if not found : |
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[200] | 351 | raise pdlparser.PDLParserError, "This file doesn't seem to be PCLXL (aka PCL6)" |
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[193] | 352 | |
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[246] | 353 | # Initialize Media Sources |
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| 354 | for i in range(8, 256) : |
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| 355 | self.mediasources[i] = "ExternalTray%03i" % (i - 7) |
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| 356 | |
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[193] | 357 | # Initialize table of tags |
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| 358 | self.tags = [ 0 ] * 256 |
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| 359 | |
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[245] | 360 | self.tags[0x1b] = self.escape # The escape code |
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| 361 | |
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[352] | 362 | self.tags[0x21] = self.skipKyoceraPrescribe # 0x21 is not normally used |
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[312] | 363 | |
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[193] | 364 | # GhostScript's sources tell us that HP printers |
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| 365 | # only accept little endianness, but we can handle both. |
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| 366 | self.tags[0x28] = self.bigEndian # BigEndian |
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| 367 | self.tags[0x29] = self.littleEndian # LittleEndian |
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| 368 | |
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| 369 | self.tags[0x43] = self.beginPage # BeginPage |
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| 370 | self.tags[0x44] = self.endPage # EndPage |
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[245] | 371 | self.tags[0x45] = self.reservedForFutureUse # reserved |
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[313] | 372 | |
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[309] | 373 | self.tags[0x46] = self.x46_class3 |
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[193] | 374 | |
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[245] | 375 | self.tags[0x4a] = self.reservedForFutureUse # reserved |
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| 376 | self.tags[0x4b] = self.reservedForFutureUse # reserved |
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| 377 | self.tags[0x4c] = self.reservedForFutureUse # reserved |
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| 378 | self.tags[0x4d] = self.reservedForFutureUse # reserved |
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| 379 | self.tags[0x4e] = self.reservedForFutureUse # reserved |
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| 380 | |
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| 381 | self.tags[0x56] = self.reservedForFutureUse # TODO : documentation not clear about reserved status |
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| 382 | |
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| 383 | self.tags[0x57] = self.reservedForFutureUse # reserved |
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[313] | 384 | |
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[245] | 385 | self.tags[0x59] = self.reservedForFutureUse # reserved |
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| 386 | self.tags[0x5a] = self.reservedForFutureUse # reserved |
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| 387 | |
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[206] | 388 | self.tags[0x6a] = self.setColorSpace # to detect color/b&w mode |
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[205] | 389 | |
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[245] | 390 | self.tags[0x87] = self.reservedForFutureUse # reserved |
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| 391 | self.tags[0x88] = self.reservedForFutureUse # reserved |
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| 392 | self.tags[0x89] = self.reservedForFutureUse # reserved |
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| 393 | self.tags[0x8a] = self.reservedForFutureUse # reserved |
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[313] | 394 | |
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[245] | 395 | self.tags[0x8b] = self.reservedForFutureUse # reserved |
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[313] | 396 | |
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[245] | 397 | self.tags[0x8c] = self.reservedForFutureUse # reserved |
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| 398 | self.tags[0x8d] = self.reservedForFutureUse # reserved |
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| 399 | self.tags[0x8e] = self.reservedForFutureUse # reserved |
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| 400 | self.tags[0x8f] = self.reservedForFutureUse # reserved |
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| 401 | self.tags[0x90] = self.reservedForFutureUse # reserved |
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| 402 | |
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| 403 | self.tags[0x9a] = self.reservedForFutureUse # reserved |
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| 404 | self.tags[0x9c] = self.reservedForFutureUse # reserved |
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| 405 | |
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| 406 | self.tags[0xa4] = self.reservedForFutureUse # reserved |
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| 407 | self.tags[0xa5] = self.reservedForFutureUse # reserved |
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| 408 | self.tags[0xa6] = self.reservedForFutureUse # reserved |
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| 409 | self.tags[0xa7] = self.reservedForFutureUse # reserved |
---|
| 410 | |
---|
| 411 | self.tags[0xaa] = self.reservedForFutureUse # reserved |
---|
| 412 | self.tags[0xab] = self.reservedForFutureUse # reserved |
---|
| 413 | self.tags[0xac] = self.reservedForFutureUse # reserved |
---|
| 414 | self.tags[0xad] = self.reservedForFutureUse # reserved |
---|
| 415 | self.tags[0xae] = self.reservedForFutureUse # reserved |
---|
| 416 | self.tags[0xaf] = self.reservedForFutureUse # reserved |
---|
| 417 | |
---|
| 418 | self.tags[0xb7] = self.reservedForFutureUse # reserved |
---|
| 419 | |
---|
| 420 | self.tags[0xba] = self.reservedForFutureUse # reserved |
---|
| 421 | self.tags[0xbb] = self.reservedForFutureUse # reserved |
---|
| 422 | self.tags[0xbc] = self.reservedForFutureUse # reserved |
---|
| 423 | self.tags[0xbd] = self.reservedForFutureUse # reserved |
---|
| 424 | self.tags[0xbe] = self.reservedForFutureUse # reserved |
---|
| 425 | |
---|
[316] | 426 | # self.tags[0xbf] = self.passThrough # PassThrough mode should already be taken care of automatically |
---|
[298] | 427 | |
---|
[193] | 428 | self.tags[0xc0] = 1 # ubyte |
---|
| 429 | self.tags[0xc1] = 2 # uint16 |
---|
| 430 | self.tags[0xc2] = 4 # uint32 |
---|
| 431 | self.tags[0xc3] = 2 # sint16 |
---|
| 432 | self.tags[0xc4] = 4 # sint32 |
---|
| 433 | self.tags[0xc5] = 4 # real32 |
---|
| 434 | |
---|
[245] | 435 | self.tags[0xc6] = self.reservedForFutureUse # reserved |
---|
| 436 | self.tags[0xc7] = self.reservedForFutureUse # reserved |
---|
| 437 | |
---|
[193] | 438 | self.tags[0xc8] = self.array_8 # ubyte_array |
---|
| 439 | self.tags[0xc9] = self.array_16 # uint16_array |
---|
| 440 | self.tags[0xca] = self.array_32 # uint32_array |
---|
| 441 | self.tags[0xcb] = self.array_16 # sint16_array |
---|
| 442 | self.tags[0xcc] = self.array_32 # sint32_array |
---|
| 443 | self.tags[0xcd] = self.array_32 # real32_array |
---|
| 444 | |
---|
[245] | 445 | self.tags[0xce] = self.reservedForFutureUse # reserved |
---|
| 446 | self.tags[0xcf] = self.reservedForFutureUse # reserved |
---|
| 447 | |
---|
[193] | 448 | self.tags[0xd0] = 2 # ubyte_xy |
---|
| 449 | self.tags[0xd1] = 4 # uint16_xy |
---|
| 450 | self.tags[0xd2] = 8 # uint32_xy |
---|
| 451 | self.tags[0xd3] = 4 # sint16_xy |
---|
| 452 | self.tags[0xd4] = 8 # sint32_xy |
---|
| 453 | self.tags[0xd5] = 8 # real32_xy |
---|
[245] | 454 | self.tags[0xd6] = self.reservedForFutureUse # reserved |
---|
| 455 | self.tags[0xd7] = self.reservedForFutureUse # reserved |
---|
| 456 | self.tags[0xd8] = self.reservedForFutureUse # reserved |
---|
| 457 | self.tags[0xd9] = self.reservedForFutureUse # reserved |
---|
| 458 | self.tags[0xda] = self.reservedForFutureUse # reserved |
---|
| 459 | self.tags[0xdb] = self.reservedForFutureUse # reserved |
---|
| 460 | self.tags[0xdc] = self.reservedForFutureUse # reserved |
---|
| 461 | self.tags[0xdd] = self.reservedForFutureUse # reserved |
---|
| 462 | self.tags[0xde] = self.reservedForFutureUse # reserved |
---|
| 463 | self.tags[0xdf] = self.reservedForFutureUse # reserved |
---|
[193] | 464 | |
---|
| 465 | self.tags[0xe0] = 4 # ubyte_box |
---|
| 466 | self.tags[0xe1] = 8 # uint16_box |
---|
| 467 | self.tags[0xe2] = 16 # uint32_box |
---|
| 468 | self.tags[0xe3] = 8 # sint16_box |
---|
| 469 | self.tags[0xe4] = 16 # sint32_box |
---|
| 470 | self.tags[0xe5] = 16 # real32_box |
---|
[245] | 471 | self.tags[0xe6] = self.reservedForFutureUse # reserved |
---|
| 472 | self.tags[0xe7] = self.reservedForFutureUse # reserved |
---|
| 473 | self.tags[0xe8] = self.reservedForFutureUse # reserved |
---|
| 474 | self.tags[0xe9] = self.reservedForFutureUse # reserved |
---|
| 475 | self.tags[0xea] = self.reservedForFutureUse # reserved |
---|
| 476 | self.tags[0xeb] = self.reservedForFutureUse # reserved |
---|
| 477 | self.tags[0xec] = self.reservedForFutureUse # reserved |
---|
| 478 | self.tags[0xed] = self.reservedForFutureUse # reserved |
---|
| 479 | self.tags[0xee] = self.reservedForFutureUse # reserved |
---|
| 480 | self.tags[0xef] = self.reservedForFutureUse # reserved |
---|
[193] | 481 | |
---|
[245] | 482 | self.tags[0xf0] = self.reservedForFutureUse # reserved |
---|
| 483 | self.tags[0xf1] = self.reservedForFutureUse # reserved |
---|
| 484 | self.tags[0xf2] = self.reservedForFutureUse # reserved |
---|
| 485 | self.tags[0xf3] = self.reservedForFutureUse # reserved |
---|
| 486 | self.tags[0xf4] = self.reservedForFutureUse # reserved |
---|
| 487 | self.tags[0xf5] = self.reservedForFutureUse # reserved |
---|
| 488 | self.tags[0xf6] = self.reservedForFutureUse # reserved |
---|
| 489 | self.tags[0xf7] = self.reservedForFutureUse # reserved |
---|
| 490 | |
---|
[193] | 491 | self.tags[0xf8] = 1 # attr_ubyte |
---|
| 492 | self.tags[0xf9] = 2 # attr_uint16 |
---|
| 493 | |
---|
| 494 | self.tags[0xfa] = self.embeddedData # dataLength |
---|
| 495 | self.tags[0xfb] = self.embeddedDataSmall # dataLengthByte |
---|
[245] | 496 | |
---|
| 497 | self.tags[0xfc] = self.reservedForFutureUse # reserved |
---|
| 498 | self.tags[0xfd] = self.reservedForFutureUse # reserved |
---|
| 499 | self.tags[0xfe] = self.reservedForFutureUse # reserved |
---|
| 500 | self.tags[0xff] = self.reservedForFutureUse # reserved |
---|
[193] | 501 | |
---|
[206] | 502 | # color spaces |
---|
| 503 | self.BWColorSpace = "".join([chr(0x00), chr(0xf8), chr(0x03)]) |
---|
| 504 | self.GrayColorSpace = "".join([chr(0x01), chr(0xf8), chr(0x03)]) |
---|
| 505 | self.RGBColorSpace = "".join([chr(0x02), chr(0xf8), chr(0x03)]) |
---|
| 506 | |
---|
| 507 | # set number of copies |
---|
| 508 | self.setNumberOfCopies = "".join([chr(0xf8), chr(0x31)]) |
---|
| 509 | |
---|
[318] | 510 | # subcodes for undocumented tag 0x46 and the negative |
---|
| 511 | # offset to grab the value from. |
---|
| 512 | self.x46_functions = { 0x91 : 5, |
---|
| 513 | 0x92 : 5, |
---|
| 514 | 0x93 : 3, |
---|
| 515 | 0x94 : 3, |
---|
| 516 | 0x95 : 5, |
---|
| 517 | 0x96 : 2, |
---|
| 518 | 0x97 : 2, |
---|
| 519 | 0x98 : 2, |
---|
| 520 | } |
---|
| 521 | |
---|
[193] | 522 | infileno = self.infile.fileno() |
---|
[258] | 523 | self.pages = { 0 : { "copies" : 1, |
---|
| 524 | "orientation" : "Default", |
---|
| 525 | "mediatype" : "Plain", |
---|
| 526 | "mediasize" : "Default", |
---|
| 527 | "mediasource" : "Default", |
---|
[299] | 528 | "duplex" : None, |
---|
[258] | 529 | } |
---|
| 530 | } |
---|
[193] | 531 | self.minfile = minfile = mmap.mmap(infileno, os.fstat(infileno)[6], prot=mmap.PROT_READ, flags=mmap.MAP_SHARED) |
---|
| 532 | tags = self.tags |
---|
| 533 | self.pagecount = 0 |
---|
[314] | 534 | self.escapedStuff = {} # For escaped datas, mostly PJL commands |
---|
| 535 | self.prescribeStuff = {} # For Kyocera Prescribe commands |
---|
[316] | 536 | pos = oldpos = 0 |
---|
[193] | 537 | try : |
---|
[307] | 538 | try : |
---|
| 539 | while 1 : |
---|
| 540 | try : |
---|
[316] | 541 | tag = ord(minfile[pos]) |
---|
[307] | 542 | except OverflowError : |
---|
| 543 | pos = oldpos + 1 |
---|
| 544 | pos += 1 |
---|
[316] | 545 | length = tags[tag] |
---|
[307] | 546 | if length : |
---|
| 547 | if callable(length) : |
---|
[316] | 548 | length = length(pos) |
---|
[307] | 549 | oldpos = pos |
---|
| 550 | pos += length |
---|
| 551 | except IndexError : # EOF ? |
---|
| 552 | pass |
---|
| 553 | finally : |
---|
| 554 | self.minfile.close() |
---|
[193] | 555 | |
---|
| 556 | # now handle number of copies for each page (may differ). |
---|
[206] | 557 | if self.iscolor : |
---|
| 558 | colormode = "Color" |
---|
| 559 | else : |
---|
[253] | 560 | colormode = "BW" |
---|
[252] | 561 | |
---|
[253] | 562 | defaultduplexmode = "Simplex" |
---|
| 563 | defaultpapersize = "" |
---|
[252] | 564 | defaultpjlcopies = 1 |
---|
| 565 | oldpjlcopies = -1 |
---|
[253] | 566 | oldduplexmode = "" |
---|
| 567 | oldpapersize = "" |
---|
[193] | 568 | for pnum in range(1, self.pagecount + 1) : |
---|
| 569 | # if no number of copies defined, take 1, as explained |
---|
| 570 | # in PCLXL documentation. |
---|
| 571 | # NB : is number of copies is 0, the page won't be output |
---|
| 572 | # but the formula below is still correct : we want |
---|
| 573 | # to decrease the total number of pages in this case. |
---|
[299] | 574 | page = self.pages.get(pnum, self.pages.get(1, { "copies" : 1, "mediasize" : "Default", "duplex" : None })) |
---|
[266] | 575 | pjlstuff = self.escapedStuff.get(pnum, self.escapedStuff.get(0, [])) |
---|
[252] | 576 | if pjlstuff : |
---|
| 577 | pjlparser = pjl.PJLParser("".join(pjlstuff)) |
---|
| 578 | nbdefaultcopies = int(pjlparser.default_variables.get("COPIES", -1)) |
---|
| 579 | nbcopies = int(pjlparser.environment_variables.get("COPIES", -1)) |
---|
| 580 | nbdefaultqty = int(pjlparser.default_variables.get("QTY", -1)) |
---|
| 581 | nbqty = int(pjlparser.environment_variables.get("QTY", -1)) |
---|
| 582 | if nbdefaultcopies > -1 : |
---|
| 583 | defaultpjlcopies = nbdefaultcopies |
---|
| 584 | if nbdefaultqty > -1 : |
---|
| 585 | defaultpjlcopies = nbdefaultqty |
---|
| 586 | if nbcopies > -1 : |
---|
[253] | 587 | pjlcopies = nbcopies |
---|
[252] | 588 | elif nbqty > -1 : |
---|
[253] | 589 | pjlcopies = nbqty |
---|
[252] | 590 | else : |
---|
| 591 | if oldpjlcopies == -1 : |
---|
[253] | 592 | pjlcopies = defaultpjlcopies |
---|
| 593 | else : |
---|
| 594 | pjlcopies = oldpjlcopies |
---|
[299] | 595 | if page["duplex"] : |
---|
| 596 | duplexmode = page["duplex"] |
---|
| 597 | else : |
---|
| 598 | defaultdm = pjlparser.default_variables.get("DUPLEX", "") |
---|
| 599 | if defaultdm : |
---|
| 600 | if defaultdm.upper() == "ON" : |
---|
| 601 | defaultduplexmode = "Duplex" |
---|
| 602 | else : |
---|
| 603 | defaultduplexmode = "Simplex" |
---|
| 604 | envdm = pjlparser.environment_variables.get("DUPLEX", "") |
---|
| 605 | if envdm : |
---|
| 606 | if envdm.upper() == "ON" : |
---|
| 607 | duplexmode = "Duplex" |
---|
| 608 | else : |
---|
| 609 | duplexmode = "Simplex" |
---|
| 610 | else : |
---|
| 611 | if not oldduplexmode : |
---|
| 612 | duplexmode = defaultduplexmode |
---|
| 613 | else : |
---|
| 614 | duplexmode = oldduplexmode |
---|
[253] | 615 | defaultps = pjlparser.default_variables.get("PAPER", "") |
---|
| 616 | if defaultps : |
---|
| 617 | defaultpapersize = defaultps |
---|
| 618 | envps = pjlparser.environment_variables.get("PAPER", "") |
---|
| 619 | if envps : |
---|
| 620 | papersize = envps |
---|
| 621 | else : |
---|
| 622 | if not oldpapersize : |
---|
| 623 | papersize = defaultpapersize |
---|
| 624 | else : |
---|
| 625 | papersize = oldpapersize |
---|
[252] | 626 | else : |
---|
| 627 | if oldpjlcopies == -1 : |
---|
| 628 | pjlcopies = defaultpjlcopies |
---|
| 629 | else : |
---|
| 630 | pjlcopies = oldpjlcopies |
---|
[253] | 631 | if not oldduplexmode : |
---|
| 632 | duplexmode = defaultduplexmode |
---|
| 633 | else : |
---|
| 634 | duplexmode = oldduplexmode |
---|
| 635 | if not oldpapersize : |
---|
| 636 | papersize = defaultpapersize |
---|
| 637 | else : |
---|
| 638 | papersize = oldpapersize |
---|
| 639 | duplexmode = oldduplexmode |
---|
| 640 | papersize = oldpapersize or page["mediasize"] |
---|
| 641 | if page["mediasize"] != "Default" : |
---|
| 642 | papersize = page["mediasize"] |
---|
| 643 | if not duplexmode : |
---|
| 644 | duplexmode = oldduplexmode or defaultduplexmode |
---|
| 645 | oldpjlcopies = pjlcopies |
---|
| 646 | oldduplexmode = duplexmode |
---|
| 647 | oldpapersize = papersize |
---|
[252] | 648 | copies = pjlcopies * page["copies"] |
---|
[193] | 649 | self.pagecount += (copies - 1) |
---|
[253] | 650 | self.logdebug("%s*%s*%s*%s*%s*%s*%s" % (copies, |
---|
[252] | 651 | page["mediatype"], |
---|
[253] | 652 | papersize, |
---|
[252] | 653 | page["orientation"], |
---|
| 654 | page["mediasource"], |
---|
[253] | 655 | duplexmode, |
---|
[252] | 656 | colormode)) |
---|
[193] | 657 | return self.pagecount |
---|
| 658 | |
---|
| 659 | if __name__ == "__main__" : |
---|
[415] | 660 | pdlparser.test(Parser) |
---|