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, 2006 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 | duplexmode = None |
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100 | |
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101 | # Now go upstream to decode media type, size, source, and orientation |
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102 | # this saves time because we don't need a complete parser ! |
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103 | minfile = self.minfile |
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104 | |
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105 | # self.logdebug("--------------") |
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106 | # for i in range(100) : |
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107 | # self.logdebug("%08i ==> 0x%02x ==> '%s'" % (self.pos - 98 + i, ord(self.minfile[self.pos - 98 + i]), self.minfile[self.pos - 98 + i])) |
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108 | # self.logdebug("--------------") |
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109 | |
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110 | pos = self.pos - 2 |
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111 | while pos > 0 : # safety check : don't go back to far ! |
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112 | val = ord(minfile[pos]) |
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113 | if val in (0x44, 0x48, 0x41) : # if previous endPage or openDataSource or beginSession (first page) |
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114 | break |
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115 | if val == 0x26 : |
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116 | mediasource = ord(minfile[pos - 2]) |
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117 | mediasourcelabel = self.mediasources.get(mediasource, str(mediasource)) |
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118 | pos -= 4 |
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119 | elif val == 0x25 : |
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120 | while (pos > 0) and (ord(minfile[pos]) != 0xc0) : |
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121 | # we search the preceding ubyte tag |
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122 | pos -= 1 |
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123 | if pos > 0 : |
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124 | if ord(minfile[pos-1]) == 0xc8 : |
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125 | # if we found an ubyte_array then the media |
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126 | # size is completely spelled |
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127 | arraylength = ord(minfile[pos+1]) |
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128 | mediasizelabel = minfile[pos+2:pos+2+arraylength].title() |
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129 | pos -= 1 |
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130 | else : |
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131 | # if we just found an ubyte, then the media |
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132 | # size is known by its index |
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133 | mediasize = ord(minfile[pos+1]) |
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134 | mediasizelabel = self.mediasizes.get(mediasize, str(mediasize)) |
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135 | pos -= 1 |
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136 | # self.logdebug("Media size : %s" % mediasizelabel) |
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137 | elif val == 0x28 : |
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138 | orientation = ord(minfile[pos - 2]) |
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139 | orientationlabel = self.orientations.get(orientation, str(orientation)) |
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140 | pos -= 4 |
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141 | elif val == 0x27 : |
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142 | savepos = pos |
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143 | pos -= 1 |
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144 | startpos = size = None |
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145 | while pos > 0 : # safety check : don't go back to far ! |
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146 | val = ord(minfile[pos]) |
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147 | pos -= 1 |
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148 | if val == 0xc8 : |
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149 | length = self.tags[ord(minfile[pos+2])] # will probably always be a byte or uint16 |
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150 | if length == 1 : |
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151 | startpos = pos + 4 |
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152 | size = unpack("B", self.minfile[pos+3:startpos])[0] |
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153 | elif length == 2 : |
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154 | startpos = pos + 5 |
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155 | size = unpack(self.endianness + "H", self.minfile[pos+3:startpos])[0] |
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156 | elif length == 4 : |
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157 | startpos = pos + 7 |
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158 | size = unpack(self.endianness + "I", self.minfile[pos+3:startpos])[0] |
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159 | else : |
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160 | raise pdlparser.PDLParserError, "Error on size at %s : %s" % (pos+2, length) |
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161 | break |
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162 | mediatypelabel = minfile[startpos:startpos+size] |
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163 | # self.logdebug("Media type : %s" % mediatypelabel) |
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164 | elif val == 0x34 : |
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165 | duplexmode = "Simplex" |
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166 | pos -= 2 |
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167 | elif val in (0x35, 0x36) : |
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168 | duplexmode = "Duplex" |
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169 | pos -= 2 |
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170 | # else : TODO : CUSTOM MEDIA SIZE AND UNIT ! |
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171 | else : |
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172 | pos -= 1 # ignored |
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173 | self.pages[self.pagecount] = { "copies" : 1, |
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174 | "orientation" : orientationlabel, |
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175 | "mediatype" : mediatypelabel, |
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176 | "mediasize" : mediasizelabel, |
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177 | "mediasource" : mediasourcelabel, |
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178 | "duplex" : duplexmode, |
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179 | } |
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180 | return 0 |
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181 | |
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182 | def endPage(self) : |
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183 | """Indicates the end of a page.""" |
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184 | pos = self.pos |
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185 | pos3 = pos - 3 |
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186 | minfile = self.minfile |
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187 | if minfile[pos3:pos-1] == self.setNumberOfCopies : |
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188 | # The EndPage operator may be preceded by a PageCopies attribute |
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189 | # So set number of copies for current page. |
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190 | # From what I read in PCLXL documentation, the number |
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191 | # of copies is an unsigned 16 bits integer |
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192 | try : |
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193 | self.pages[self.pagecount]["copies"] = unpack(self.endianness + "H", minfile[pos-5:pos3])[0] |
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194 | except KeyError : |
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195 | self.logdebug("It looks like this PCLXL file is corrupted.") |
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196 | return 0 |
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197 | |
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198 | def setColorSpace(self) : |
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199 | """Changes the color space.""" |
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200 | if self.minfile[self.pos-4:self.pos-1] == self.RGBColorSpace : |
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201 | self.iscolor = 1 |
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202 | return 0 |
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203 | |
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204 | def array_8(self) : |
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205 | """Handles byte arrays.""" |
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206 | pos = self.pos |
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207 | datatype = self.minfile[pos] |
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208 | pos += 1 |
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209 | length = self.tags[ord(datatype)] |
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210 | if callable(length) : |
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211 | self.pos = pos |
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212 | length = length() |
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213 | pos = self.pos |
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214 | posl = pos + length |
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215 | self.pos = posl |
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216 | if length == 1 : |
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217 | return unpack("B", self.minfile[pos:posl])[0] |
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218 | elif length == 2 : |
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219 | return unpack(self.endianness + "H", self.minfile[pos:posl])[0] |
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220 | elif length == 4 : |
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221 | return unpack(self.endianness + "I", self.minfile[pos:posl])[0] |
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222 | else : |
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223 | raise pdlparser.PDLParserError, "Error on array size at %x" % self.pos |
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224 | |
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225 | def array_16(self) : |
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226 | """Handles byte arrays.""" |
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227 | pos = self.pos |
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228 | datatype = self.minfile[pos] |
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229 | pos += 1 |
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230 | length = self.tags[ord(datatype)] |
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231 | if callable(length) : |
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232 | self.pos = pos |
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233 | length = length() |
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234 | pos = self.pos |
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235 | posl = pos + length |
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236 | self.pos = posl |
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237 | if length == 1 : |
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238 | return 2 * unpack("B", self.minfile[pos:posl])[0] |
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239 | elif length == 2 : |
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240 | return 2 * unpack(self.endianness + "H", self.minfile[pos:posl])[0] |
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241 | elif length == 4 : |
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242 | return 2 * unpack(self.endianness + "I", self.minfile[pos:posl])[0] |
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243 | else : |
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244 | raise pdlparser.PDLParserError, "Error on array size at %x" % self.pos |
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245 | |
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246 | def array_32(self) : |
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247 | """Handles byte arrays.""" |
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248 | pos = self.pos |
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249 | datatype = self.minfile[pos] |
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250 | pos += 1 |
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251 | length = self.tags[ord(datatype)] |
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252 | if callable(length) : |
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253 | self.pos = pos |
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254 | length = length() |
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255 | pos = self.pos |
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256 | posl = pos + length |
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257 | self.pos = posl |
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258 | if length == 1 : |
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259 | return 4 * unpack("B", self.minfile[pos:posl])[0] |
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260 | elif length == 2 : |
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261 | return 4 * unpack(self.endianness + "H", self.minfile[pos:posl])[0] |
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262 | elif length == 4 : |
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263 | return 4 * unpack(self.endianness + "I", self.minfile[pos:posl])[0] |
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264 | else : |
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265 | raise pdlparser.PDLParserError, "Error on array size at %x" % self.pos |
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266 | |
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267 | def embeddedDataSmall(self) : |
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268 | """Handle small amounts of data.""" |
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269 | pos = self.pos |
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270 | length = ord(self.minfile[pos]) |
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271 | self.pos = pos + 1 |
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272 | return length |
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273 | |
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274 | def embeddedData(self) : |
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275 | """Handle normal amounts of data.""" |
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276 | pos = self.pos |
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277 | pos4 = pos + 4 |
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278 | self.pos = pos4 |
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279 | return unpack(self.endianness + "I", self.minfile[pos:pos4])[0] |
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280 | |
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281 | def littleEndian(self) : |
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282 | """Toggles to little endianness.""" |
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283 | self.endianness = "<" # little endian |
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284 | return 0 |
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285 | |
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286 | def bigEndian(self) : |
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287 | """Toggles to big endianness.""" |
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288 | self.endianness = ">" # big endian |
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289 | return 0 |
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290 | |
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291 | def reservedForFutureUse(self) : |
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292 | """Outputs something when a reserved byte is encountered.""" |
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293 | self.logdebug("Byte at %x is out of the PCLXL Protocol Class 2.0 Specification" % self.pos) |
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294 | return 0 |
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295 | |
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296 | def passThrough(self) : |
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297 | """Passthrough mode, as detailed in PCLXL Feature Reference Protocol Class 3.0 Supplement.""" |
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298 | # TODO : do something here to skip the block. |
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299 | self.logdebug("PassThrough marker detected at %x" % self.pos) |
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300 | return 0 |
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301 | |
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302 | def x46_class3(self) : |
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303 | """Undocumented tag 0x46 in class 3.0 streams.""" |
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304 | pos = self.pos |
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305 | minfile = self.minfile |
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306 | while pos > 0 : # safety check : don't go back to far ! |
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307 | val = ord(minfile[pos]) |
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308 | if (val == 0xf8) and (ord(minfile[pos+1]) in (0x95, 0x96)) : |
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309 | pos += 2 |
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310 | ordatatype = ord(self.minfile[pos]) |
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311 | if ordatatype == 0x46 : |
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312 | break |
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313 | pos += 1 |
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314 | length = self.tags[ordatatype] |
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315 | posl = pos + length |
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316 | if length == 1 : |
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317 | return unpack("B", self.minfile[pos:posl])[0] |
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318 | elif length == 2 : |
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319 | return unpack(self.endianness + "H", self.minfile[pos:posl])[0] |
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320 | elif length == 4 : |
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321 | return unpack(self.endianness + "I", self.minfile[pos:posl])[0] |
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322 | else : |
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323 | raise pdlparser.PDLParserError, "Error on size at %x" % self.pos |
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324 | else : |
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325 | pos -= 1 |
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326 | return 0 |
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327 | |
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328 | def escape(self) : |
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329 | """Handles the ESC code.""" |
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330 | pos = endpos = self.pos |
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331 | minfile = self.minfile |
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332 | if minfile[pos : pos+8] == r"%-12345X" : |
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333 | endpos = pos + 9 |
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334 | endmark = chr(0x0c) + chr(0x00) + chr(0x1b) |
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335 | asciilimit = chr(0x80) |
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336 | quotes = 0 |
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337 | while (minfile[endpos] not in endmark) and \ |
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338 | ((minfile[endpos] < asciilimit) or (quotes % 2)) : |
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339 | if minfile[endpos] == '"' : |
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340 | quotes += 1 |
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341 | endpos += 1 |
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342 | |
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343 | # Store this in a per page mapping. |
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344 | # NB : First time will be at page 0 (i.e. **before** page 1) ! |
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345 | stuff = self.escapedStuff.setdefault(self.pagecount, []) |
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346 | stuff.append(minfile[pos : endpos]) |
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347 | self.logdebug("Escaped datas : [%s]" % repr(minfile[pos : endpos])) |
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348 | return endpos - pos |
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349 | |
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350 | def skipKyoceraPrescribe(self) : |
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351 | """Skips Kyocera Prescribe commands.""" |
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352 | pos = self.pos - 1 |
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353 | minfile = self.minfile |
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354 | if minfile[pos:pos+3] == "!R!" : |
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355 | while (pos - self.pos) < 1024 : # This is a realistic upper bound, to avoid infinite loops |
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356 | if (minfile[pos] == ";") and (minfile[pos-4:pos] == "EXIT") : |
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357 | pos += 1 |
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358 | prescribe = self.prescribeStuff.setdefault(self.pagecount, []) |
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359 | prescribe.append(minfile[self.pos-1:pos]) |
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360 | self.logdebug("Prescribe commands : [%s]" % repr(minfile[self.pos-1:pos])) |
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361 | return (pos - self.pos) |
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362 | pos += 1 |
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363 | else : |
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364 | return 0 |
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365 | |
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366 | def getJobSize(self) : |
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367 | """Counts pages in a PCLXL (PCL6) document. |
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368 | |
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369 | Algorithm by Jerome Alet. |
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370 | |
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371 | The documentation used for this was : |
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372 | |
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373 | HP PCL XL Feature Reference |
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374 | Protocol Class 2.0 |
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375 | http://www.hpdevelopersolutions.com/downloads/64/358/xl_ref20r22.pdf |
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376 | |
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377 | Protocol Class 2.1 Supplement |
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378 | xl_ref21.pdf |
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379 | |
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380 | Protocol Class 3.0 Supplement |
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381 | xl_refsup30r089.pdf |
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382 | """ |
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383 | self.iscolor = None |
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384 | self.endianness = None |
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385 | found = 0 |
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386 | while not found : |
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387 | line = self.infile.readline() |
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388 | if not line : |
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389 | break |
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390 | pos = line.find(" HP-PCL XL;") |
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391 | if pos != -1 : |
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392 | found = 1 |
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393 | endian = ord(line[pos - 1]) |
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394 | if endian == 0x29 : |
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395 | self.littleEndian() |
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396 | elif endian == 0x28 : |
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397 | self.bigEndian() |
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398 | # elif endian == 0x27 : # TODO : This is the ESC code : parse it for PJL statements ! |
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399 | # |
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400 | else : |
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401 | raise pdlparser.PDLParserError, "Unknown endianness marker 0x%02x at start !" % endian |
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402 | if not found : |
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403 | raise pdlparser.PDLParserError, "This file doesn't seem to be PCLXL (aka PCL6)" |
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404 | |
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405 | # Initialize Media Sources |
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406 | for i in range(8, 256) : |
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407 | self.mediasources[i] = "ExternalTray%03i" % (i - 7) |
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408 | |
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409 | # Initialize table of tags |
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410 | self.tags = [ 0 ] * 256 |
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411 | |
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412 | self.tags[0x1b] = self.escape # The escape code |
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413 | |
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414 | self.tags[0x21]= self.skipKyoceraPrescribe # 0x21 is not normally used |
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415 | |
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416 | # GhostScript's sources tell us that HP printers |
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417 | # only accept little endianness, but we can handle both. |
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418 | self.tags[0x28] = self.bigEndian # BigEndian |
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419 | self.tags[0x29] = self.littleEndian # LittleEndian |
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420 | |
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421 | self.tags[0x43] = self.beginPage # BeginPage |
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422 | self.tags[0x44] = self.endPage # EndPage |
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423 | self.tags[0x45] = self.reservedForFutureUse # reserved |
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424 | |
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425 | self.tags[0x46] = self.x46_class3 |
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426 | |
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427 | self.tags[0x4a] = self.reservedForFutureUse # reserved |
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428 | self.tags[0x4b] = self.reservedForFutureUse # reserved |
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429 | self.tags[0x4c] = self.reservedForFutureUse # reserved |
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430 | self.tags[0x4d] = self.reservedForFutureUse # reserved |
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431 | self.tags[0x4e] = self.reservedForFutureUse # reserved |
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432 | |
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433 | self.tags[0x56] = self.reservedForFutureUse # TODO : documentation not clear about reserved status |
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434 | |
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435 | self.tags[0x57] = self.reservedForFutureUse # reserved |
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436 | |
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437 | self.tags[0x59] = self.reservedForFutureUse # reserved |
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438 | self.tags[0x5a] = self.reservedForFutureUse # reserved |
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439 | |
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440 | self.tags[0x6a] = self.setColorSpace # to detect color/b&w mode |
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441 | |
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442 | self.tags[0x87] = self.reservedForFutureUse # reserved |
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443 | self.tags[0x88] = self.reservedForFutureUse # reserved |
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444 | self.tags[0x89] = self.reservedForFutureUse # reserved |
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445 | self.tags[0x8a] = self.reservedForFutureUse # reserved |
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446 | |
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447 | self.tags[0x8b] = self.reservedForFutureUse # reserved |
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448 | |
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449 | self.tags[0x8c] = self.reservedForFutureUse # reserved |
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450 | self.tags[0x8d] = self.reservedForFutureUse # reserved |
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451 | self.tags[0x8e] = self.reservedForFutureUse # reserved |
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452 | self.tags[0x8f] = self.reservedForFutureUse # reserved |
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453 | self.tags[0x90] = self.reservedForFutureUse # reserved |
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454 | |
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455 | self.tags[0x9a] = self.reservedForFutureUse # reserved |
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456 | self.tags[0x9c] = self.reservedForFutureUse # reserved |
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457 | |
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458 | self.tags[0xa4] = self.reservedForFutureUse # reserved |
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459 | self.tags[0xa5] = self.reservedForFutureUse # reserved |
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460 | self.tags[0xa6] = self.reservedForFutureUse # reserved |
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461 | self.tags[0xa7] = self.reservedForFutureUse # reserved |
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462 | |
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463 | self.tags[0xaa] = self.reservedForFutureUse # reserved |
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464 | self.tags[0xab] = self.reservedForFutureUse # reserved |
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465 | self.tags[0xac] = self.reservedForFutureUse # reserved |
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466 | self.tags[0xad] = self.reservedForFutureUse # reserved |
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467 | self.tags[0xae] = self.reservedForFutureUse # reserved |
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468 | self.tags[0xaf] = self.reservedForFutureUse # reserved |
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469 | |
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470 | self.tags[0xb7] = self.reservedForFutureUse # reserved |
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471 | |
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472 | self.tags[0xba] = self.reservedForFutureUse # reserved |
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473 | self.tags[0xbb] = self.reservedForFutureUse # reserved |
---|
474 | self.tags[0xbc] = self.reservedForFutureUse # reserved |
---|
475 | self.tags[0xbd] = self.reservedForFutureUse # reserved |
---|
476 | self.tags[0xbe] = self.reservedForFutureUse # reserved |
---|
477 | |
---|
478 | self.tags[0xbf] = self.passThrough # From PCLXL Feature Reference Protocol Class 3.0 Supplement |
---|
479 | |
---|
480 | self.tags[0xc0] = 1 # ubyte |
---|
481 | self.tags[0xc1] = 2 # uint16 |
---|
482 | self.tags[0xc2] = 4 # uint32 |
---|
483 | self.tags[0xc3] = 2 # sint16 |
---|
484 | self.tags[0xc4] = 4 # sint32 |
---|
485 | self.tags[0xc5] = 4 # real32 |
---|
486 | |
---|
487 | self.tags[0xc6] = self.reservedForFutureUse # reserved |
---|
488 | self.tags[0xc7] = self.reservedForFutureUse # reserved |
---|
489 | |
---|
490 | self.tags[0xc8] = self.array_8 # ubyte_array |
---|
491 | self.tags[0xc9] = self.array_16 # uint16_array |
---|
492 | self.tags[0xca] = self.array_32 # uint32_array |
---|
493 | self.tags[0xcb] = self.array_16 # sint16_array |
---|
494 | self.tags[0xcc] = self.array_32 # sint32_array |
---|
495 | self.tags[0xcd] = self.array_32 # real32_array |
---|
496 | |
---|
497 | self.tags[0xce] = self.reservedForFutureUse # reserved |
---|
498 | self.tags[0xcf] = self.reservedForFutureUse # reserved |
---|
499 | |
---|
500 | self.tags[0xd0] = 2 # ubyte_xy |
---|
501 | self.tags[0xd1] = 4 # uint16_xy |
---|
502 | self.tags[0xd2] = 8 # uint32_xy |
---|
503 | self.tags[0xd3] = 4 # sint16_xy |
---|
504 | self.tags[0xd4] = 8 # sint32_xy |
---|
505 | self.tags[0xd5] = 8 # real32_xy |
---|
506 | self.tags[0xd6] = self.reservedForFutureUse # reserved |
---|
507 | self.tags[0xd7] = self.reservedForFutureUse # reserved |
---|
508 | self.tags[0xd8] = self.reservedForFutureUse # reserved |
---|
509 | self.tags[0xd9] = self.reservedForFutureUse # reserved |
---|
510 | self.tags[0xda] = self.reservedForFutureUse # reserved |
---|
511 | self.tags[0xdb] = self.reservedForFutureUse # reserved |
---|
512 | self.tags[0xdc] = self.reservedForFutureUse # reserved |
---|
513 | self.tags[0xdd] = self.reservedForFutureUse # reserved |
---|
514 | self.tags[0xde] = self.reservedForFutureUse # reserved |
---|
515 | self.tags[0xdf] = self.reservedForFutureUse # reserved |
---|
516 | |
---|
517 | self.tags[0xe0] = 4 # ubyte_box |
---|
518 | self.tags[0xe1] = 8 # uint16_box |
---|
519 | self.tags[0xe2] = 16 # uint32_box |
---|
520 | self.tags[0xe3] = 8 # sint16_box |
---|
521 | self.tags[0xe4] = 16 # sint32_box |
---|
522 | self.tags[0xe5] = 16 # real32_box |
---|
523 | self.tags[0xe6] = self.reservedForFutureUse # reserved |
---|
524 | self.tags[0xe7] = self.reservedForFutureUse # reserved |
---|
525 | self.tags[0xe8] = self.reservedForFutureUse # reserved |
---|
526 | self.tags[0xe9] = self.reservedForFutureUse # reserved |
---|
527 | self.tags[0xea] = self.reservedForFutureUse # reserved |
---|
528 | self.tags[0xeb] = self.reservedForFutureUse # reserved |
---|
529 | self.tags[0xec] = self.reservedForFutureUse # reserved |
---|
530 | self.tags[0xed] = self.reservedForFutureUse # reserved |
---|
531 | self.tags[0xee] = self.reservedForFutureUse # reserved |
---|
532 | self.tags[0xef] = self.reservedForFutureUse # reserved |
---|
533 | |
---|
534 | self.tags[0xf0] = self.reservedForFutureUse # reserved |
---|
535 | self.tags[0xf1] = self.reservedForFutureUse # reserved |
---|
536 | self.tags[0xf2] = self.reservedForFutureUse # reserved |
---|
537 | self.tags[0xf3] = self.reservedForFutureUse # reserved |
---|
538 | self.tags[0xf4] = self.reservedForFutureUse # reserved |
---|
539 | self.tags[0xf5] = self.reservedForFutureUse # reserved |
---|
540 | self.tags[0xf6] = self.reservedForFutureUse # reserved |
---|
541 | self.tags[0xf7] = self.reservedForFutureUse # reserved |
---|
542 | |
---|
543 | self.tags[0xf8] = 1 # attr_ubyte |
---|
544 | self.tags[0xf9] = 2 # attr_uint16 |
---|
545 | |
---|
546 | self.tags[0xfa] = self.embeddedData # dataLength |
---|
547 | self.tags[0xfb] = self.embeddedDataSmall # dataLengthByte |
---|
548 | |
---|
549 | self.tags[0xfc] = self.reservedForFutureUse # reserved |
---|
550 | self.tags[0xfd] = self.reservedForFutureUse # reserved |
---|
551 | self.tags[0xfe] = self.reservedForFutureUse # reserved |
---|
552 | self.tags[0xff] = self.reservedForFutureUse # reserved |
---|
553 | |
---|
554 | # color spaces |
---|
555 | self.BWColorSpace = "".join([chr(0x00), chr(0xf8), chr(0x03)]) |
---|
556 | self.GrayColorSpace = "".join([chr(0x01), chr(0xf8), chr(0x03)]) |
---|
557 | self.RGBColorSpace = "".join([chr(0x02), chr(0xf8), chr(0x03)]) |
---|
558 | |
---|
559 | # set number of copies |
---|
560 | self.setNumberOfCopies = "".join([chr(0xf8), chr(0x31)]) |
---|
561 | |
---|
562 | infileno = self.infile.fileno() |
---|
563 | self.pages = { 0 : { "copies" : 1, |
---|
564 | "orientation" : "Default", |
---|
565 | "mediatype" : "Plain", |
---|
566 | "mediasize" : "Default", |
---|
567 | "mediasource" : "Default", |
---|
568 | "duplex" : None, |
---|
569 | } |
---|
570 | } |
---|
571 | self.minfile = minfile = mmap.mmap(infileno, os.fstat(infileno)[6], prot=mmap.PROT_READ, flags=mmap.MAP_SHARED) |
---|
572 | tags = self.tags |
---|
573 | self.pagecount = 0 |
---|
574 | self.escapedStuff = {} # For escaped datas, mostly PJL commands |
---|
575 | self.prescribeStuff = {} # For Kyocera Prescribe commands |
---|
576 | self.pos = pos = oldpos = 0 |
---|
577 | try : |
---|
578 | try : |
---|
579 | while 1 : |
---|
580 | try : |
---|
581 | char = minfile[pos] |
---|
582 | except OverflowError : |
---|
583 | pos = oldpos + 1 |
---|
584 | pos += 1 |
---|
585 | length = tags[ord(char)] |
---|
586 | if length : |
---|
587 | if callable(length) : |
---|
588 | self.pos = pos |
---|
589 | length = length() |
---|
590 | pos = self.pos |
---|
591 | oldpos = pos |
---|
592 | pos += length |
---|
593 | except IndexError : # EOF ? |
---|
594 | pass |
---|
595 | finally : |
---|
596 | self.minfile.close() |
---|
597 | |
---|
598 | # now handle number of copies for each page (may differ). |
---|
599 | if self.iscolor : |
---|
600 | colormode = "Color" |
---|
601 | else : |
---|
602 | colormode = "BW" |
---|
603 | |
---|
604 | defaultduplexmode = "Simplex" |
---|
605 | defaultpapersize = "" |
---|
606 | defaultpjlcopies = 1 |
---|
607 | oldpjlcopies = -1 |
---|
608 | oldduplexmode = "" |
---|
609 | oldpapersize = "" |
---|
610 | for pnum in range(1, self.pagecount + 1) : |
---|
611 | # if no number of copies defined, take 1, as explained |
---|
612 | # in PCLXL documentation. |
---|
613 | # NB : is number of copies is 0, the page won't be output |
---|
614 | # but the formula below is still correct : we want |
---|
615 | # to decrease the total number of pages in this case. |
---|
616 | page = self.pages.get(pnum, self.pages.get(1, { "copies" : 1, "mediasize" : "Default", "duplex" : None })) |
---|
617 | pjlstuff = self.escapedStuff.get(pnum, self.escapedStuff.get(0, [])) |
---|
618 | if pjlstuff : |
---|
619 | pjlparser = pjl.PJLParser("".join(pjlstuff)) |
---|
620 | nbdefaultcopies = int(pjlparser.default_variables.get("COPIES", -1)) |
---|
621 | nbcopies = int(pjlparser.environment_variables.get("COPIES", -1)) |
---|
622 | nbdefaultqty = int(pjlparser.default_variables.get("QTY", -1)) |
---|
623 | nbqty = int(pjlparser.environment_variables.get("QTY", -1)) |
---|
624 | if nbdefaultcopies > -1 : |
---|
625 | defaultpjlcopies = nbdefaultcopies |
---|
626 | if nbdefaultqty > -1 : |
---|
627 | defaultpjlcopies = nbdefaultqty |
---|
628 | if nbcopies > -1 : |
---|
629 | pjlcopies = nbcopies |
---|
630 | elif nbqty > -1 : |
---|
631 | pjlcopies = nbqty |
---|
632 | else : |
---|
633 | if oldpjlcopies == -1 : |
---|
634 | pjlcopies = defaultpjlcopies |
---|
635 | else : |
---|
636 | pjlcopies = oldpjlcopies |
---|
637 | if page["duplex"] : |
---|
638 | duplexmode = page["duplex"] |
---|
639 | else : |
---|
640 | defaultdm = pjlparser.default_variables.get("DUPLEX", "") |
---|
641 | if defaultdm : |
---|
642 | if defaultdm.upper() == "ON" : |
---|
643 | defaultduplexmode = "Duplex" |
---|
644 | else : |
---|
645 | defaultduplexmode = "Simplex" |
---|
646 | envdm = pjlparser.environment_variables.get("DUPLEX", "") |
---|
647 | if envdm : |
---|
648 | if envdm.upper() == "ON" : |
---|
649 | duplexmode = "Duplex" |
---|
650 | else : |
---|
651 | duplexmode = "Simplex" |
---|
652 | else : |
---|
653 | if not oldduplexmode : |
---|
654 | duplexmode = defaultduplexmode |
---|
655 | else : |
---|
656 | duplexmode = oldduplexmode |
---|
657 | defaultps = pjlparser.default_variables.get("PAPER", "") |
---|
658 | if defaultps : |
---|
659 | defaultpapersize = defaultps |
---|
660 | envps = pjlparser.environment_variables.get("PAPER", "") |
---|
661 | if envps : |
---|
662 | papersize = envps |
---|
663 | else : |
---|
664 | if not oldpapersize : |
---|
665 | papersize = defaultpapersize |
---|
666 | else : |
---|
667 | papersize = oldpapersize |
---|
668 | else : |
---|
669 | if oldpjlcopies == -1 : |
---|
670 | pjlcopies = defaultpjlcopies |
---|
671 | else : |
---|
672 | pjlcopies = oldpjlcopies |
---|
673 | if not oldduplexmode : |
---|
674 | duplexmode = defaultduplexmode |
---|
675 | else : |
---|
676 | duplexmode = oldduplexmode |
---|
677 | if not oldpapersize : |
---|
678 | papersize = defaultpapersize |
---|
679 | else : |
---|
680 | papersize = oldpapersize |
---|
681 | duplexmode = oldduplexmode |
---|
682 | papersize = oldpapersize or page["mediasize"] |
---|
683 | if page["mediasize"] != "Default" : |
---|
684 | papersize = page["mediasize"] |
---|
685 | if not duplexmode : |
---|
686 | duplexmode = oldduplexmode or defaultduplexmode |
---|
687 | oldpjlcopies = pjlcopies |
---|
688 | oldduplexmode = duplexmode |
---|
689 | oldpapersize = papersize |
---|
690 | copies = pjlcopies * page["copies"] |
---|
691 | self.pagecount += (copies - 1) |
---|
692 | self.logdebug("%s*%s*%s*%s*%s*%s*%s" % (copies, |
---|
693 | page["mediatype"], |
---|
694 | papersize, |
---|
695 | page["orientation"], |
---|
696 | page["mediasource"], |
---|
697 | duplexmode, |
---|
698 | colormode)) |
---|
699 | return self.pagecount |
---|
700 | |
---|
701 | def test() : |
---|
702 | """Test function.""" |
---|
703 | if (len(sys.argv) < 2) or ((not sys.stdin.isatty()) and ("-" not in sys.argv[1:])) : |
---|
704 | sys.argv.append("-") |
---|
705 | totalsize = 0 |
---|
706 | for arg in sys.argv[1:] : |
---|
707 | if arg == "-" : |
---|
708 | infile = sys.stdin |
---|
709 | mustclose = 0 |
---|
710 | else : |
---|
711 | infile = open(arg, "rb") |
---|
712 | mustclose = 1 |
---|
713 | try : |
---|
714 | parser = Parser(infile, debug=1) |
---|
715 | totalsize += parser.getJobSize() |
---|
716 | except pdlparser.PDLParserError, msg : |
---|
717 | sys.stderr.write("ERROR: %s\n" % msg) |
---|
718 | sys.stderr.flush() |
---|
719 | if mustclose : |
---|
720 | infile.close() |
---|
721 | print "%s" % totalsize |
---|
722 | |
---|
723 | if __name__ == "__main__" : |
---|
724 | test() |
---|