| 1 | #! /usr/bin/env python |
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| 2 | # -*- coding: ISO-8859-15 -*- |
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| 3 | # |
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| 4 | # pkpgcounter : a generic Page Description Language parser |
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| 5 | # |
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| 6 | # (c) 2003, 2004, 2005 Jerome Alet <alet@librelogiciel.com> |
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| 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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| 19 | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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| 20 | # |
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| 21 | # $Id$ |
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| 22 | # |
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| 23 | |
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| 24 | import sys |
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| 25 | import os |
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| 26 | import mmap |
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| 27 | from struct import unpack |
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| 28 | |
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| 29 | import pdlparser |
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| 30 | import pjl |
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| 31 | |
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| 32 | class Parser(pdlparser.PDLParser) : |
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| 33 | """A parser for PCLXL (aka PCL6) documents.""" |
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| 34 | mediasizes = { |
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| 35 | 0 : "Letter", |
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| 36 | 1 : "Legal", |
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| 37 | 2 : "A4", |
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| 38 | 3 : "Executive", |
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| 39 | 4 : "Ledger", |
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| 40 | 5 : "A3", |
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| 41 | 6 : "COM10Envelope", |
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| 42 | 7 : "MonarchEnvelope", |
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| 43 | 8 : "C5Envelope", |
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| 44 | 9 : "DLEnvelope", |
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| 45 | 10 : "JB4", |
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| 46 | 11 : "JB5", |
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| 47 | 12 : "B5Envelope", |
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| 48 | 12 : "B5", |
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| 49 | 14 : "JPostcard", |
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| 50 | 15 : "JDoublePostcard", |
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| 51 | 16 : "A5", |
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| 52 | 17 : "A6", |
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| 53 | 18 : "JB6", |
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| 54 | 19 : "JIS8K", |
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| 55 | 20 : "JIS16K", |
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| 56 | 21 : "JISExec", |
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| 57 | 96 : "Default", |
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| 58 | } |
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| 59 | |
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| 60 | mediasources = { |
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| 61 | 0 : "Default", |
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| 62 | 1 : "Auto", |
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| 63 | 2 : "Manual", |
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| 64 | 3 : "MultiPurpose", |
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| 65 | 4 : "UpperCassette", |
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| 66 | 5 : "LowerCassette", |
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| 67 | 6 : "EnvelopeTray", |
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| 68 | 7 : "ThirdCassette", |
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| 69 | } |
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| 70 | |
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| 71 | orientations = { |
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| 72 | 0 : "Portrait", |
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| 73 | 1 : "Landscape", |
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| 74 | 2 : "ReversePortrait", |
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| 75 | 3 : "ReverseLandscape", |
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| 76 | 4 : "Default", |
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| 77 | } |
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| 78 | |
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| 79 | def isValid(self) : |
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| 80 | """Returns 1 if data is PCLXL aka PCL6, else 0.""" |
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| 81 | if ((self.firstblock[:128].find("\033%-12345X") != -1) and \ |
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| 82 | (self.firstblock.find(" HP-PCL XL;") != -1) and \ |
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| 83 | ((self.firstblock.find("LANGUAGE=PCLXL") != -1) or \ |
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| 84 | (self.firstblock.find("LANGUAGE = PCLXL") != -1))) : |
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| 85 | self.logdebug("DEBUG: Input file is in the PCLXL (aka PCL6) format.") |
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| 86 | return 1 |
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| 87 | else : |
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| 88 | return 0 |
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| 89 | |
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| 90 | def beginPage(self) : |
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| 91 | """Indicates the beginning of a new page, and extracts media information.""" |
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| 92 | self.pagecount += 1 |
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| 93 | |
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| 94 | # Default values |
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| 95 | mediatypelabel = "Plain" |
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| 96 | mediasourcelabel = "Main" |
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| 97 | mediasizelabel = "Default" |
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| 98 | orientationlabel = "Portrait" |
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| 99 | |
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| 100 | # Now go upstream to decode media type, size, source, and orientation |
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| 101 | # this saves time because we don't need a complete parser ! |
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| 102 | minfile = self.minfile |
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| 103 | pos = self.pos - 2 |
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| 104 | while pos > 0 : # safety check : don't go back to far ! |
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| 105 | val = ord(minfile[pos]) |
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| 106 | if val in (0x44, 0x48, 0x41) : # if previous endPage or openDataSource or beginSession (first page) |
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| 107 | break |
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| 108 | if val == 0x26 : |
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| 109 | mediasource = ord(minfile[pos - 2]) |
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| 110 | mediasourcelabel = self.mediasources.get(mediasource, str(mediasource)) |
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| 111 | pos = pos - 4 |
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| 112 | elif val == 0x25 : |
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| 113 | mediasize = ord(minfile[pos - 2]) |
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| 114 | mediasizelabel = self.mediasizes.get(mediasize, str(mediasize)) |
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| 115 | pos = pos - 4 |
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| 116 | elif val == 0x28 : |
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| 117 | orientation = ord(minfile[pos - 2]) |
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| 118 | orientationlabel = self.orientations.get(orientation, str(orientation)) |
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| 119 | pos = pos - 4 |
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| 120 | elif val == 0x27 : |
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| 121 | savepos = pos |
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| 122 | pos = pos - 1 |
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| 123 | startpos = size = None |
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| 124 | while pos > 0 : # safety check : don't go back to far ! |
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| 125 | val = ord(minfile[pos]) |
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| 126 | pos -= 1 |
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| 127 | if val == 0xc8 : |
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| 128 | length = self.tags[ord(minfile[pos+2])] # will probably always be a byte or uint16 |
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| 129 | if length == 1 : |
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| 130 | startpos = pos + 4 |
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| 131 | size = unpack("B", self.minfile[pos+3:startpos])[0] |
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| 132 | elif length == 2 : |
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| 133 | startpos = pos + 5 |
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| 134 | size = unpack(self.endianness + "H", self.minfile[pos+3:startpos])[0] |
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| 135 | elif length == 4 : |
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| 136 | startpos = pos + 7 |
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| 137 | size = unpack(self.endianness + "I", self.minfile[pos+3:startpos])[0] |
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| 138 | else : |
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| 139 | raise pdlparser.PDLParserError, "Error on size at %s" % pos+2 |
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| 140 | break |
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| 141 | mediatypelabel = minfile[startpos:startpos+size] |
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| 142 | # else : TODO : CUSTOM MEDIA SIZE AND UNIT ! |
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| 143 | else : |
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| 144 | pos = pos - 2 # ignored |
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| 145 | self.pages[self.pagecount] = { "copies" : 1, |
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| 146 | "orientation" : orientationlabel, |
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| 147 | "mediatype" : mediatypelabel, |
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| 148 | "mediasize" : mediasizelabel, |
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| 149 | "mediasource" : mediasourcelabel, |
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| 150 | } |
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| 151 | return 0 |
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| 152 | |
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| 153 | def endPage(self) : |
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| 154 | """Indicates the end of a page.""" |
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| 155 | pos = self.pos |
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| 156 | pos3 = pos - 3 |
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| 157 | minfile = self.minfile |
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| 158 | if minfile[pos3:pos-1] == self.setNumberOfCopies : |
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| 159 | # The EndPage operator may be preceded by a PageCopies attribute |
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| 160 | # So set number of copies for current page. |
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| 161 | # From what I read in PCLXL documentation, the number |
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| 162 | # of copies is an unsigned 16 bits integer |
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| 163 | try : |
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| 164 | self.pages[self.pagecount]["copies"] = unpack(self.endianness + "H", minfile[pos-5:pos3])[0] |
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| 165 | except KeyError : |
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| 166 | self.logdebug("It looks like this PCLXL file is corrupted.") |
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| 167 | return 0 |
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| 168 | |
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| 169 | def setColorSpace(self) : |
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| 170 | """Changes the color space.""" |
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| 171 | if self.minfile[self.pos-4:self.pos-1] == self.RGBColorSpace : |
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| 172 | self.iscolor = 1 |
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| 173 | return 0 |
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| 174 | |
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| 175 | def array_8(self) : |
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| 176 | """Handles byte arrays.""" |
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| 177 | pos = self.pos |
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| 178 | datatype = self.minfile[pos] |
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| 179 | pos += 1 |
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| 180 | length = self.tags[ord(datatype)] |
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| 181 | if callable(length) : |
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| 182 | self.pos = pos |
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| 183 | length = length() |
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| 184 | pos = self.pos |
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| 185 | posl = pos + length |
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| 186 | self.pos = posl |
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| 187 | if length == 1 : |
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| 188 | return unpack("B", self.minfile[pos:posl])[0] |
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| 189 | elif length == 2 : |
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| 190 | return unpack(self.endianness + "H", self.minfile[pos:posl])[0] |
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| 191 | elif length == 4 : |
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| 192 | return unpack(self.endianness + "I", self.minfile[pos:posl])[0] |
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| 193 | else : |
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| 194 | raise pdlparser.PDLParserError, "Error on array size at %s" % self.pos |
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| 195 | |
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| 196 | def array_16(self) : |
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| 197 | """Handles byte arrays.""" |
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| 198 | pos = self.pos |
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| 199 | datatype = self.minfile[pos] |
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| 200 | pos += 1 |
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| 201 | length = self.tags[ord(datatype)] |
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| 202 | if callable(length) : |
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| 203 | self.pos = pos |
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| 204 | length = length() |
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| 205 | pos = self.pos |
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| 206 | posl = pos + length |
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| 207 | self.pos = posl |
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| 208 | if length == 1 : |
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| 209 | return 2 * unpack("B", self.minfile[pos:posl])[0] |
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| 210 | elif length == 2 : |
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| 211 | return 2 * unpack(self.endianness + "H", self.minfile[pos:posl])[0] |
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| 212 | elif length == 4 : |
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| 213 | return 2 * unpack(self.endianness + "I", self.minfile[pos:posl])[0] |
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| 214 | else : |
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| 215 | raise pdlparser.PDLParserError, "Error on array size at %s" % self.pos |
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| 216 | |
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| 217 | def array_32(self) : |
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| 218 | """Handles byte arrays.""" |
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| 219 | pos = self.pos |
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| 220 | datatype = self.minfile[pos] |
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| 221 | pos += 1 |
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| 222 | length = self.tags[ord(datatype)] |
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| 223 | if callable(length) : |
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| 224 | self.pos = pos |
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| 225 | length = length() |
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| 226 | pos = self.pos |
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| 227 | posl = pos + length |
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| 228 | self.pos = posl |
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| 229 | if length == 1 : |
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| 230 | return 4 * unpack("B", self.minfile[pos:posl])[0] |
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| 231 | elif length == 2 : |
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| 232 | return 4 * unpack(self.endianness + "H", self.minfile[pos:posl])[0] |
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| 233 | elif length == 4 : |
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| 234 | return 4 * unpack(self.endianness + "I", self.minfile[pos:posl])[0] |
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| 235 | else : |
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| 236 | raise pdlparser.PDLParserError, "Error on array size at %s" % self.pos |
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| 237 | |
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| 238 | def embeddedDataSmall(self) : |
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| 239 | """Handle small amounts of data.""" |
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| 240 | pos = self.pos |
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| 241 | length = ord(self.minfile[pos]) |
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| 242 | self.pos = pos + 1 |
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| 243 | return length |
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| 244 | |
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| 245 | def embeddedData(self) : |
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| 246 | """Handle normal amounts of data.""" |
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| 247 | pos = self.pos |
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| 248 | pos4 = pos + 4 |
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| 249 | self.pos = pos4 |
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| 250 | return unpack(self.endianness + "I", self.minfile[pos:pos4])[0] |
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| 251 | |
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| 252 | def littleEndian(self) : |
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| 253 | """Toggles to little endianness.""" |
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| 254 | self.endianness = "<" # little endian |
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| 255 | return 0 |
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| 256 | |
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| 257 | def bigEndian(self) : |
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| 258 | """Toggles to big endianness.""" |
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| 259 | self.endianness = ">" # big endian |
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| 260 | return 0 |
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| 261 | |
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| 262 | def reservedForFutureUse(self) : |
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| 263 | """Outputs something when a reserved byte is encountered.""" |
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| 264 | self.logdebug("Byte at %s is out of the PCLXL Protocol Class 2.0 Specification" % self.pos) |
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| 265 | return 0 |
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| 266 | |
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| 267 | def escape(self) : |
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| 268 | """Handles the ESC code.""" |
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| 269 | pos = endpos = self.pos |
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| 270 | if self.minfile[pos : pos+8] == r"%-12345X" : |
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| 271 | endpos = pos + 9 |
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| 272 | endmark = chr(0x0c) + chr(0x00) + chr(0x1b) |
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| 273 | asciilimit = chr(0x80) |
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| 274 | quotes = 0 |
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| 275 | while (self.minfile[endpos] not in endmark) and \ |
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| 276 | ((self.minfile[endpos] < asciilimit) or (quotes % 2)) : |
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| 277 | if self.minfile[endpos] == '"' : |
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| 278 | quotes += 1 |
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| 279 | endpos += 1 |
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| 280 | |
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| 281 | # Store this in a per page mapping. |
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| 282 | # NB : First time will be at page 0 (i.e. **before** page 1) ! |
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| 283 | stuff = self.escapedStuff.setdefault(self.pagecount, []) |
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| 284 | stuff.append(self.minfile[pos : endpos]) |
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| 285 | self.logdebug("Escaped datas : [%s]" % repr(self.minfile[pos : endpos])) |
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| 286 | return endpos - pos |
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| 287 | |
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| 288 | def getJobSize(self) : |
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| 289 | """Counts pages in a PCLXL (PCL6) document. |
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| 290 | |
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| 291 | Algorithm by Jerome Alet. |
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| 292 | |
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| 293 | The documentation used for this was : |
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| 294 | |
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| 295 | HP PCL XL Feature Reference |
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| 296 | Protocol Class 2.0 |
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| 297 | http://www.hpdevelopersolutions.com/downloads/64/358/xl_ref20r22.pdf |
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| 298 | |
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| 299 | Protocol Class 2.1 Supplement |
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| 300 | xl_ref21.pdf |
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| 301 | |
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| 302 | Protocol Class 3.0 Supplement |
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| 303 | xl_refsup30r089.pdf |
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| 304 | """ |
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| 305 | self.iscolor = None |
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| 306 | self.endianness = None |
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| 307 | found = 0 |
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| 308 | while not found : |
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| 309 | line = self.infile.readline() |
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| 310 | if not line : |
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| 311 | break |
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| 312 | pos = line.find(" HP-PCL XL;") |
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| 313 | if pos != -1 : |
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| 314 | found = 1 |
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| 315 | endian = ord(line[pos - 1]) |
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| 316 | if endian == 0x29 : |
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| 317 | self.littleEndian() |
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| 318 | elif endian == 0x28 : |
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| 319 | self.bigEndian() |
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| 320 | # elif endian == 0x27 : # TODO : This is the ESC code : parse it for PJL statements ! |
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| 321 | # |
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| 322 | else : |
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| 323 | raise pdlparser.PDLParserError, "Unknown endianness marker 0x%02x at start !" % endian |
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| 324 | if not found : |
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| 325 | raise pdlparser.PDLParserError, "This file doesn't seem to be PCLXL (aka PCL6)" |
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| 326 | |
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| 327 | # Initialize Media Sources |
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| 328 | for i in range(8, 256) : |
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| 329 | self.mediasources[i] = "ExternalTray%03i" % (i - 7) |
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| 330 | |
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| 331 | # Initialize table of tags |
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| 332 | self.tags = [ 0 ] * 256 |
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| 333 | |
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| 334 | self.tags[0x1b] = self.escape # The escape code |
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| 335 | |
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| 336 | # GhostScript's sources tell us that HP printers |
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| 337 | # only accept little endianness, but we can handle both. |
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| 338 | self.tags[0x28] = self.bigEndian # BigEndian |
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| 339 | self.tags[0x29] = self.littleEndian # LittleEndian |
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| 340 | |
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| 341 | self.tags[0x43] = self.beginPage # BeginPage |
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| 342 | self.tags[0x44] = self.endPage # EndPage |
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| 343 | self.tags[0x45] = self.reservedForFutureUse # reserved |
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| 344 | self.tags[0x46] = self.reservedForFutureUse # reserved |
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| 345 | |
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| 346 | self.tags[0x4a] = self.reservedForFutureUse # reserved |
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| 347 | self.tags[0x4b] = self.reservedForFutureUse # reserved |
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| 348 | self.tags[0x4c] = self.reservedForFutureUse # reserved |
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| 349 | self.tags[0x4d] = self.reservedForFutureUse # reserved |
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| 350 | self.tags[0x4e] = self.reservedForFutureUse # reserved |
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| 351 | |
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| 352 | self.tags[0x56] = self.reservedForFutureUse # TODO : documentation not clear about reserved status |
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| 353 | |
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| 354 | self.tags[0x57] = self.reservedForFutureUse # reserved |
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| 355 | self.tags[0x58] = self.reservedForFutureUse # reserved |
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| 356 | self.tags[0x59] = self.reservedForFutureUse # reserved |
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| 357 | self.tags[0x5a] = self.reservedForFutureUse # reserved |
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| 358 | |
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| 359 | self.tags[0x6a] = self.setColorSpace # to detect color/b&w mode |
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| 360 | |
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| 361 | self.tags[0x83] = self.reservedForFutureUse # reserved |
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| 362 | |
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| 363 | self.tags[0x87] = self.reservedForFutureUse # reserved |
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| 364 | self.tags[0x88] = self.reservedForFutureUse # reserved |
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| 365 | self.tags[0x89] = self.reservedForFutureUse # reserved |
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| 366 | self.tags[0x8a] = self.reservedForFutureUse # reserved |
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| 367 | self.tags[0x8b] = self.reservedForFutureUse # reserved |
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| 368 | self.tags[0x8c] = self.reservedForFutureUse # reserved |
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| 369 | self.tags[0x8d] = self.reservedForFutureUse # reserved |
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| 370 | self.tags[0x8e] = self.reservedForFutureUse # reserved |
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| 371 | self.tags[0x8f] = self.reservedForFutureUse # reserved |
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| 372 | self.tags[0x90] = self.reservedForFutureUse # reserved |
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| 373 | |
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| 374 | self.tags[0x92] = self.reservedForFutureUse # reserved |
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| 375 | |
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| 376 | self.tags[0x94] = self.reservedForFutureUse # reserved |
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| 377 | |
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| 378 | self.tags[0x9a] = self.reservedForFutureUse # reserved |
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| 379 | self.tags[0x9c] = self.reservedForFutureUse # reserved |
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| 380 | |
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| 381 | self.tags[0xa4] = self.reservedForFutureUse # reserved |
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| 382 | self.tags[0xa5] = self.reservedForFutureUse # reserved |
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| 383 | self.tags[0xa6] = self.reservedForFutureUse # reserved |
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| 384 | self.tags[0xa7] = self.reservedForFutureUse # reserved |
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| 385 | |
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| 386 | self.tags[0xaa] = self.reservedForFutureUse # reserved |
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| 387 | self.tags[0xab] = self.reservedForFutureUse # reserved |
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| 388 | self.tags[0xac] = self.reservedForFutureUse # reserved |
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| 389 | self.tags[0xad] = self.reservedForFutureUse # reserved |
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| 390 | self.tags[0xae] = self.reservedForFutureUse # reserved |
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| 391 | self.tags[0xaf] = self.reservedForFutureUse # reserved |
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| 392 | |
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| 393 | self.tags[0xb7] = self.reservedForFutureUse # reserved |
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| 394 | |
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| 395 | self.tags[0xba] = self.reservedForFutureUse # reserved |
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| 396 | self.tags[0xbb] = self.reservedForFutureUse # reserved |
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| 397 | self.tags[0xbc] = self.reservedForFutureUse # reserved |
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| 398 | self.tags[0xbd] = self.reservedForFutureUse # reserved |
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| 399 | self.tags[0xbe] = self.reservedForFutureUse # reserved |
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| 400 | |
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| 401 | self.tags[0xc0] = 1 # ubyte |
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| 402 | self.tags[0xc1] = 2 # uint16 |
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| 403 | self.tags[0xc2] = 4 # uint32 |
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| 404 | self.tags[0xc3] = 2 # sint16 |
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| 405 | self.tags[0xc4] = 4 # sint32 |
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| 406 | self.tags[0xc5] = 4 # real32 |
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| 407 | |
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| 408 | self.tags[0xc6] = self.reservedForFutureUse # reserved |
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| 409 | self.tags[0xc7] = self.reservedForFutureUse # reserved |
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| 410 | |
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| 411 | self.tags[0xc8] = self.array_8 # ubyte_array |
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| 412 | self.tags[0xc9] = self.array_16 # uint16_array |
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| 413 | self.tags[0xca] = self.array_32 # uint32_array |
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| 414 | self.tags[0xcb] = self.array_16 # sint16_array |
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| 415 | self.tags[0xcc] = self.array_32 # sint32_array |
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| 416 | self.tags[0xcd] = self.array_32 # real32_array |
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| 417 | |
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| 418 | self.tags[0xce] = self.reservedForFutureUse # reserved |
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| 419 | self.tags[0xcf] = self.reservedForFutureUse # reserved |
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| 420 | |
|---|
| 421 | self.tags[0xd0] = 2 # ubyte_xy |
|---|
| 422 | self.tags[0xd1] = 4 # uint16_xy |
|---|
| 423 | self.tags[0xd2] = 8 # uint32_xy |
|---|
| 424 | self.tags[0xd3] = 4 # sint16_xy |
|---|
| 425 | self.tags[0xd4] = 8 # sint32_xy |
|---|
| 426 | self.tags[0xd5] = 8 # real32_xy |
|---|
| 427 | self.tags[0xd6] = self.reservedForFutureUse # reserved |
|---|
| 428 | self.tags[0xd7] = self.reservedForFutureUse # reserved |
|---|
| 429 | self.tags[0xd8] = self.reservedForFutureUse # reserved |
|---|
| 430 | self.tags[0xd9] = self.reservedForFutureUse # reserved |
|---|
| 431 | self.tags[0xda] = self.reservedForFutureUse # reserved |
|---|
| 432 | self.tags[0xdb] = self.reservedForFutureUse # reserved |
|---|
| 433 | self.tags[0xdc] = self.reservedForFutureUse # reserved |
|---|
| 434 | self.tags[0xdd] = self.reservedForFutureUse # reserved |
|---|
| 435 | self.tags[0xde] = self.reservedForFutureUse # reserved |
|---|
| 436 | self.tags[0xdf] = self.reservedForFutureUse # reserved |
|---|
| 437 | |
|---|
| 438 | self.tags[0xe0] = 4 # ubyte_box |
|---|
| 439 | self.tags[0xe1] = 8 # uint16_box |
|---|
| 440 | self.tags[0xe2] = 16 # uint32_box |
|---|
| 441 | self.tags[0xe3] = 8 # sint16_box |
|---|
| 442 | self.tags[0xe4] = 16 # sint32_box |
|---|
| 443 | self.tags[0xe5] = 16 # real32_box |
|---|
| 444 | self.tags[0xe6] = self.reservedForFutureUse # reserved |
|---|
| 445 | self.tags[0xe7] = self.reservedForFutureUse # reserved |
|---|
| 446 | self.tags[0xe8] = self.reservedForFutureUse # reserved |
|---|
| 447 | self.tags[0xe9] = self.reservedForFutureUse # reserved |
|---|
| 448 | self.tags[0xea] = self.reservedForFutureUse # reserved |
|---|
| 449 | self.tags[0xeb] = self.reservedForFutureUse # reserved |
|---|
| 450 | self.tags[0xec] = self.reservedForFutureUse # reserved |
|---|
| 451 | self.tags[0xed] = self.reservedForFutureUse # reserved |
|---|
| 452 | self.tags[0xee] = self.reservedForFutureUse # reserved |
|---|
| 453 | self.tags[0xef] = self.reservedForFutureUse # reserved |
|---|
| 454 | |
|---|
| 455 | self.tags[0xf0] = self.reservedForFutureUse # reserved |
|---|
| 456 | self.tags[0xf1] = self.reservedForFutureUse # reserved |
|---|
| 457 | self.tags[0xf2] = self.reservedForFutureUse # reserved |
|---|
| 458 | self.tags[0xf3] = self.reservedForFutureUse # reserved |
|---|
| 459 | self.tags[0xf4] = self.reservedForFutureUse # reserved |
|---|
| 460 | self.tags[0xf5] = self.reservedForFutureUse # reserved |
|---|
| 461 | self.tags[0xf6] = self.reservedForFutureUse # reserved |
|---|
| 462 | self.tags[0xf7] = self.reservedForFutureUse # reserved |
|---|
| 463 | |
|---|
| 464 | self.tags[0xf8] = 1 # attr_ubyte |
|---|
| 465 | self.tags[0xf9] = 2 # attr_uint16 |
|---|
| 466 | |
|---|
| 467 | self.tags[0xfa] = self.embeddedData # dataLength |
|---|
| 468 | self.tags[0xfb] = self.embeddedDataSmall # dataLengthByte |
|---|
| 469 | |
|---|
| 470 | self.tags[0xfc] = self.reservedForFutureUse # reserved |
|---|
| 471 | self.tags[0xfd] = self.reservedForFutureUse # reserved |
|---|
| 472 | self.tags[0xfe] = self.reservedForFutureUse # reserved |
|---|
| 473 | self.tags[0xff] = self.reservedForFutureUse # reserved |
|---|
| 474 | |
|---|
| 475 | # color spaces |
|---|
| 476 | self.BWColorSpace = "".join([chr(0x00), chr(0xf8), chr(0x03)]) |
|---|
| 477 | self.GrayColorSpace = "".join([chr(0x01), chr(0xf8), chr(0x03)]) |
|---|
| 478 | self.RGBColorSpace = "".join([chr(0x02), chr(0xf8), chr(0x03)]) |
|---|
| 479 | |
|---|
| 480 | # set number of copies |
|---|
| 481 | self.setNumberOfCopies = "".join([chr(0xf8), chr(0x31)]) |
|---|
| 482 | |
|---|
| 483 | infileno = self.infile.fileno() |
|---|
| 484 | self.pages = { 0 : { "copies" : 1, |
|---|
| 485 | "orientation" : "Default", |
|---|
| 486 | "mediatype" : "Plain", |
|---|
| 487 | "mediasize" : "Default", |
|---|
| 488 | "mediasource" : "Default", |
|---|
| 489 | } |
|---|
| 490 | } |
|---|
| 491 | self.minfile = minfile = mmap.mmap(infileno, os.fstat(infileno)[6], prot=mmap.PROT_READ, flags=mmap.MAP_SHARED) |
|---|
| 492 | tags = self.tags |
|---|
| 493 | self.pagecount = 0 |
|---|
| 494 | self.escapedStuff = {} |
|---|
| 495 | self.pos = pos = 0 |
|---|
| 496 | try : |
|---|
| 497 | while 1 : |
|---|
| 498 | char = minfile[pos] |
|---|
| 499 | pos += 1 |
|---|
| 500 | length = tags[ord(char)] |
|---|
| 501 | if not length : |
|---|
| 502 | continue |
|---|
| 503 | if callable(length) : |
|---|
| 504 | self.pos = pos |
|---|
| 505 | length = length() |
|---|
| 506 | pos = self.pos |
|---|
| 507 | pos += length |
|---|
| 508 | except IndexError : # EOF ? |
|---|
| 509 | self.minfile.close() # reached EOF |
|---|
| 510 | |
|---|
| 511 | # now handle number of copies for each page (may differ). |
|---|
| 512 | if self.iscolor : |
|---|
| 513 | colormode = "Color" |
|---|
| 514 | else : |
|---|
| 515 | colormode = "BW" |
|---|
| 516 | |
|---|
| 517 | defaultduplexmode = "Simplex" |
|---|
| 518 | defaultpapersize = "" |
|---|
| 519 | defaultpjlcopies = 1 |
|---|
| 520 | oldpjlcopies = -1 |
|---|
| 521 | oldduplexmode = "" |
|---|
| 522 | oldpapersize = "" |
|---|
| 523 | for pnum in range(1, self.pagecount + 1) : |
|---|
| 524 | # if no number of copies defined, take 1, as explained |
|---|
| 525 | # in PCLXL documentation. |
|---|
| 526 | # NB : is number of copies is 0, the page won't be output |
|---|
| 527 | # but the formula below is still correct : we want |
|---|
| 528 | # to decrease the total number of pages in this case. |
|---|
| 529 | page = self.pages.get(pnum, self.pages.get(1, { "copies" : 1, "mediasize" : "Default" })) |
|---|
| 530 | pjlstuff = self.escapedStuff.get(pnum, self.escapedStuff.get(0, [])) |
|---|
| 531 | if pjlstuff : |
|---|
| 532 | pjlparser = pjl.PJLParser("".join(pjlstuff)) |
|---|
| 533 | nbdefaultcopies = int(pjlparser.default_variables.get("COPIES", -1)) |
|---|
| 534 | nbcopies = int(pjlparser.environment_variables.get("COPIES", -1)) |
|---|
| 535 | nbdefaultqty = int(pjlparser.default_variables.get("QTY", -1)) |
|---|
| 536 | nbqty = int(pjlparser.environment_variables.get("QTY", -1)) |
|---|
| 537 | if nbdefaultcopies > -1 : |
|---|
| 538 | defaultpjlcopies = nbdefaultcopies |
|---|
| 539 | if nbdefaultqty > -1 : |
|---|
| 540 | defaultpjlcopies = nbdefaultqty |
|---|
| 541 | if nbcopies > -1 : |
|---|
| 542 | pjlcopies = nbcopies |
|---|
| 543 | elif nbqty > -1 : |
|---|
| 544 | pjlcopies = nbqty |
|---|
| 545 | else : |
|---|
| 546 | if oldpjlcopies == -1 : |
|---|
| 547 | pjlcopies = defaultpjlcopies |
|---|
| 548 | else : |
|---|
| 549 | pjlcopies = oldpjlcopies |
|---|
| 550 | defaultdm = pjlparser.default_variables.get("DUPLEX", "") |
|---|
| 551 | if defaultdm : |
|---|
| 552 | if defaultdm.upper() == "ON" : |
|---|
| 553 | defaultduplexmode = "Duplex" |
|---|
| 554 | else : |
|---|
| 555 | defaultduplexmode = "Simplex" |
|---|
| 556 | envdm = pjlparser.environment_variables.get("DUPLEX", "") |
|---|
| 557 | if envdm : |
|---|
| 558 | if envdm.upper() == "ON" : |
|---|
| 559 | duplexmode = "Duplex" |
|---|
| 560 | else : |
|---|
| 561 | duplexmode = "Simplex" |
|---|
| 562 | else : |
|---|
| 563 | if not oldduplexmode : |
|---|
| 564 | duplexmode = defaultduplexmode |
|---|
| 565 | else : |
|---|
| 566 | duplexmode = oldduplexmode |
|---|
| 567 | defaultps = pjlparser.default_variables.get("PAPER", "") |
|---|
| 568 | if defaultps : |
|---|
| 569 | defaultpapersize = defaultps |
|---|
| 570 | envps = pjlparser.environment_variables.get("PAPER", "") |
|---|
| 571 | if envps : |
|---|
| 572 | papersize = envps |
|---|
| 573 | else : |
|---|
| 574 | if not oldpapersize : |
|---|
| 575 | papersize = defaultpapersize |
|---|
| 576 | else : |
|---|
| 577 | papersize = oldpapersize |
|---|
| 578 | else : |
|---|
| 579 | if oldpjlcopies == -1 : |
|---|
| 580 | pjlcopies = defaultpjlcopies |
|---|
| 581 | else : |
|---|
| 582 | pjlcopies = oldpjlcopies |
|---|
| 583 | if not oldduplexmode : |
|---|
| 584 | duplexmode = defaultduplexmode |
|---|
| 585 | else : |
|---|
| 586 | duplexmode = oldduplexmode |
|---|
| 587 | if not oldpapersize : |
|---|
| 588 | papersize = defaultpapersize |
|---|
| 589 | else : |
|---|
| 590 | papersize = oldpapersize |
|---|
| 591 | duplexmode = oldduplexmode |
|---|
| 592 | papersize = oldpapersize or page["mediasize"] |
|---|
| 593 | if page["mediasize"] != "Default" : |
|---|
| 594 | papersize = page["mediasize"] |
|---|
| 595 | if not duplexmode : |
|---|
| 596 | duplexmode = oldduplexmode or defaultduplexmode |
|---|
| 597 | oldpjlcopies = pjlcopies |
|---|
| 598 | oldduplexmode = duplexmode |
|---|
| 599 | oldpapersize = papersize |
|---|
| 600 | copies = pjlcopies * page["copies"] |
|---|
| 601 | self.pagecount += (copies - 1) |
|---|
| 602 | self.logdebug("%s*%s*%s*%s*%s*%s*%s" % (copies, |
|---|
| 603 | page["mediatype"], |
|---|
| 604 | papersize, |
|---|
| 605 | page["orientation"], |
|---|
| 606 | page["mediasource"], |
|---|
| 607 | duplexmode, |
|---|
| 608 | colormode)) |
|---|
| 609 | return self.pagecount |
|---|
| 610 | |
|---|
| 611 | def test() : |
|---|
| 612 | """Test function.""" |
|---|
| 613 | if (len(sys.argv) < 2) or ((not sys.stdin.isatty()) and ("-" not in sys.argv[1:])) : |
|---|
| 614 | sys.argv.append("-") |
|---|
| 615 | totalsize = 0 |
|---|
| 616 | for arg in sys.argv[1:] : |
|---|
| 617 | if arg == "-" : |
|---|
| 618 | infile = sys.stdin |
|---|
| 619 | mustclose = 0 |
|---|
| 620 | else : |
|---|
| 621 | infile = open(arg, "rb") |
|---|
| 622 | mustclose = 1 |
|---|
| 623 | try : |
|---|
| 624 | parser = Parser(infile, debug=1) |
|---|
| 625 | totalsize += parser.getJobSize() |
|---|
| 626 | except pdlparser.PDLParserError, msg : |
|---|
| 627 | sys.stderr.write("ERROR: %s\n" % msg) |
|---|
| 628 | sys.stderr.flush() |
|---|
| 629 | if mustclose : |
|---|
| 630 | infile.close() |
|---|
| 631 | print "%s" % totalsize |
|---|
| 632 | |
|---|
| 633 | if __name__ == "__main__" : |
|---|
| 634 | test() |
|---|
