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 | """This modules implements a page counter for PCL3/4/5 documents.""" |
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25 | |
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26 | import sys |
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27 | import os |
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28 | import mmap |
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29 | from struct import unpack |
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30 | |
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31 | import pdlparser |
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32 | import pjl |
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33 | |
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34 | ESCAPE = chr(27) |
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35 | |
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36 | class Parser(pdlparser.PDLParser) : |
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37 | """A parser for PCL3, PCL4, PCL5 documents.""" |
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38 | totiffcommand = 'pcl6 -sDEVICE=pdfwrite -dPARANOIDSAFER -dNOPAUSE -dBATCH -dQUIET -sOutputFile=- - | gs -sDEVICE=tiff24nc -dPARANOIDSAFER -dNOPAUSE -dBATCH -dQUIET -r%(dpi)i -sOutputFile="%(fname)s" -' |
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39 | mediasizes = { # ESC&l####A |
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40 | 0 : "Default", |
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41 | 1 : "Executive", |
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42 | 2 : "Letter", |
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43 | 3 : "Legal", |
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44 | 6 : "Ledger", |
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45 | 25 : "A5", |
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46 | 26 : "A4", |
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47 | 27 : "A3", |
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48 | 45 : "JB5", |
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49 | 46 : "JB4", |
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50 | 71 : "HagakiPostcard", |
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51 | 72 : "OufukuHagakiPostcard", |
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52 | 80 : "MonarchEnvelope", |
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53 | 81 : "COM10Envelope", |
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54 | 90 : "DLEnvelope", |
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55 | 91 : "C5Envelope", |
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56 | 100 : "B5Envelope", |
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57 | 101 : "Custom", |
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58 | } |
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59 | |
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60 | mediasources = { # ESC&l####H |
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61 | 0 : "Default", |
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62 | 1 : "Main", |
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63 | 2 : "Manual", |
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64 | 3 : "ManualEnvelope", |
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65 | 4 : "Alternate", |
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66 | 5 : "OptionalLarge", |
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67 | 6 : "EnvelopeFeeder", |
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68 | 7 : "Auto", |
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69 | 8 : "Tray1", |
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70 | } |
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71 | |
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72 | orientations = { # ESC&l####O |
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73 | 0 : "Portrait", |
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74 | 1 : "Landscape", |
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75 | 2 : "ReversePortrait", |
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76 | 3 : "ReverseLandscape", |
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77 | } |
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78 | |
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79 | mediatypes = { # ESC&l####M |
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80 | 0 : "Plain", |
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81 | 1 : "Bond", |
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82 | 2 : "Special", |
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83 | 3 : "Glossy", |
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84 | 4 : "Transparent", |
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85 | } |
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86 | |
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87 | def isValid(self) : |
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88 | """Returns True if data is PCL3/4/5, else False.""" |
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89 | if self.firstblock.startswith("\033E\033") or \ |
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90 | (self.firstblock.startswith("\033*rbC") and (not self.lastblock[-3:] == "\f\033@")) or \ |
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91 | self.firstblock.startswith("\033%8\033") or \ |
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92 | (self.firstblock.find("\033%-12345X") != -1) or \ |
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93 | (self.firstblock.find("@PJL ENTER LANGUAGE=PCL\012\015\033") != -1) or \ |
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94 | (self.firstblock.startswith(chr(0xcd)+chr(0xca)) and self.firstblock.find("\033E\033")) : |
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95 | self.logdebug("DEBUG: Input file is in the PCL3/4/5 format.") |
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96 | return True |
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97 | else : |
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98 | return False |
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99 | |
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100 | def setPageDict(self, pages, number, attribute, value) : |
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101 | """Initializes a page dictionnary.""" |
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102 | dic = pages.setdefault(number, { "copies" : 1, "mediasource" : "Main", "mediasize" : "Default", "mediatype" : "Plain", "orientation" : "Portrait", "escaped" : "", "duplex": 0}) |
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103 | dic[attribute] = value |
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104 | |
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105 | def endPage(self) : |
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106 | """Handle the FF marker.""" |
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107 | self.pagecount += 1 |
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108 | self.logdebug("ENDPAGE %i" % self.pagecount) |
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109 | |
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110 | def escPercent(self) : |
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111 | """Handles the ESC% sequence.""" |
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112 | if self.minfile[self.pos : self.pos+7] == r"-12345X" : |
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113 | self.logdebug("Generic ESCAPE sequence at %08x" % self.pos) |
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114 | self.pos += 7 |
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115 | |
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116 | def handleTag(self, tagtable) : |
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117 | """Handles tags.""" |
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118 | tag = ord(self.minfile[self.pos]) |
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119 | self.pos += 1 |
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120 | tagtable[tag]() |
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121 | |
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122 | def escape(self) : |
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123 | """Handles the ESC character.""" |
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124 | self.logdebug("ESCAPE") |
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125 | self.handleTag(self.esctags) |
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126 | |
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127 | def escAmp(self) : |
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128 | """Handles the ESC& sequence.""" |
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129 | self.logdebug("AMP") |
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130 | self.handleTag(self.escamptags) |
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131 | |
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132 | def escStar(self) : |
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133 | """Handles the ESC* sequence.""" |
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134 | self.logdebug("STAR") |
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135 | self.handleTag(self.escstartags) |
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136 | |
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137 | def escLeftPar(self) : |
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138 | """Handles the ESC( sequence.""" |
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139 | self.logdebug("LEFTPAR") |
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140 | self.handleTag(self.escleftpartags) |
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141 | |
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142 | def escRightPar(self) : |
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143 | """Handles the ESC( sequence.""" |
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144 | self.logdebug("RIGHTPAR") |
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145 | self.handleTag(self.escrightpartags) |
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146 | |
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147 | def escE(self) : |
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148 | """Handles the ESCE sequence.""" |
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149 | self.logdebug("RESET") |
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150 | self.resets += 1 |
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151 | |
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152 | def escAmpl(self) : |
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153 | """Handles the ESC&l sequence.""" |
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154 | self.logdebug("l") |
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155 | while 1 : |
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156 | (value, end) = self.getInteger() |
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157 | if value is None : |
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158 | return |
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159 | if end in ('h', 'H') : |
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160 | mediasource = self.mediasources.get(value, str(value)) |
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161 | self.mediasourcesvalues.append(mediasource) |
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162 | self.logdebug("MEDIASOURCE %s" % mediasource) |
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163 | elif end in ('a', 'A') : |
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164 | mediasize = self.mediasizes.get(value, str(value)) |
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165 | self.mediasizesvalues.append(mediasize) |
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166 | self.logdebug("MEDIASIZE %s" % mediasize) |
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167 | elif end in ('o', 'O') : |
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168 | orientation = self.orientations.get(value, str(value)) |
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169 | self.orientationsvalues.append(orientation) |
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170 | self.logdebug("ORIENTATION %s" % orientation) |
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171 | elif end in ('m', 'M') : |
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172 | mediatype = self.mediatypes.get(value, str(value)) |
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173 | self.mediatypesvalues.append(mediatype) |
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174 | self.logdebug("MEDIATYPE %s" % mediatype) |
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175 | elif end == 'X' : |
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176 | self.copies.append(value) |
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177 | self.logdebug("COPIES %i" % value) |
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178 | elif end == 'L' : |
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179 | self.logdebug("ESC&l%iL" % value) |
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180 | |
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181 | def escStarb(self) : |
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182 | """Handles the ESC*b sequence.""" |
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183 | self.logdebug("b") |
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184 | while 1 : |
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185 | (value, end) = self.getInteger() |
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186 | self.logdebug("%s === %s" % (value, end)) |
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187 | if (end is None) and (value is None) : |
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188 | return |
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189 | if end in ('V', 'W', 'v', 'w') : |
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190 | self.pos += (value or 0) |
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191 | self.logdebug("SKIPTO %08x" % self.pos) |
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192 | |
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193 | def escStaro(self) : |
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194 | """Handles the ESC*o sequence.""" |
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195 | self.logdebug("o") |
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196 | while 1 : |
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197 | (value, end) = self.getInteger() |
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198 | if value is None : |
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199 | return |
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200 | if end == 'M' : |
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201 | self.logdebug("ESC*o%iM" % value) |
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202 | |
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203 | def escStarp(self) : |
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204 | """Handles the ESC*p sequence.""" |
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205 | self.logdebug("p") |
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206 | while 1 : |
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207 | (value, end) = self.getInteger() |
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208 | if value is None : |
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209 | return |
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210 | if end in ('X', 'Y') : |
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211 | self.logdebug("ESC*p%i%s" % (value, end)) |
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212 | |
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213 | def escStarr(self) : |
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214 | """Handles the ESC*r sequence.""" |
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215 | self.logdebug("r") |
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216 | while 1 : |
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217 | (value, end) = self.getInteger() |
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218 | if value is None : |
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219 | if end is None : |
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220 | return |
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221 | elif end == 'b' : |
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222 | if self.minfile[self.pos] == 'C' : |
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223 | self.logdebug("Looks like it's PCL3.") |
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224 | self.ispcl3 = True |
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225 | self.pos += 1 |
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226 | elif end == 'C' : |
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227 | self.logdebug("EndGFX") |
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228 | if not self.startgfx : |
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229 | self.logdebug("EndGFX found before StartGFX, ignored.") |
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230 | else : |
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231 | self.endgfx.append(1) |
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232 | if end == 'A' and (0 <= value <= 3) : |
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233 | self.logdebug("StartGFX %i" % value) |
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234 | self.startgfx.append(value) |
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235 | elif end == 'U' : |
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236 | self.logdebug("ESC*r%iU" % value) |
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237 | elif end == 'S' : |
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238 | self.logdebug("ESC*r%iS" % value) |
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239 | |
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240 | def escStart(self) : |
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241 | """Handles the ESC*t sequence.""" |
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242 | self.logdebug("t") |
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243 | while 1 : |
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244 | (value, end) = self.getInteger() |
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245 | if value is None : |
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246 | return |
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247 | if end == 'R' : |
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248 | self.logdebug("ESC*t%iR" % value) |
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249 | |
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250 | def escAmpu(self) : |
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251 | """Handles the ESC&u sequence.""" |
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252 | self.logdebug("u") |
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253 | while 1 : |
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254 | (value, end) = self.getInteger() |
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255 | if value is None : |
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256 | return |
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257 | if end == 'D' : |
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258 | self.logdebug("ESC&u%iD" % value) |
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259 | |
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260 | |
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261 | def getInteger(self) : |
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262 | """Returns an integer value and the end character.""" |
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263 | sign = 1 |
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264 | value = None |
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265 | while 1 : |
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266 | char = self.minfile[self.pos] |
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267 | if char == ESCAPE : |
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268 | return (None, None) |
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269 | self.pos += 1 |
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270 | if char == '-' : |
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271 | sign = -1 |
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272 | elif not char.isdigit() : |
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273 | if value is not None : |
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274 | return (sign*value, char) |
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275 | else : |
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276 | return (value, char) |
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277 | else : |
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278 | value = ((value or 0) * 10) + int(char) |
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279 | |
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280 | def getJobSize(self) : |
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281 | """Count pages in a PCL5 document. |
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282 | |
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283 | Should also work for PCL3 and PCL4 documents. |
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284 | |
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285 | Algorithm from pclcount |
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286 | (c) 2003, by Eduardo Gielamo Oliveira & Rodolfo Broco Manin |
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287 | published under the terms of the GNU General Public Licence v2. |
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288 | |
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289 | Backported from C to Python by Jerome Alet, then enhanced |
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290 | with more PCL tags detected. I think all the necessary PCL tags |
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291 | are recognized to correctly handle PCL5 files wrt their number |
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292 | of pages. The documentation used for this was : |
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293 | |
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294 | HP PCL/PJL Reference Set |
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295 | PCL5 Printer Language Technical Quick Reference Guide |
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296 | http://h20000.www2.hp.com/bc/docs/support/SupportManual/bpl13205/bpl13205.pdf |
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297 | """ |
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298 | infileno = self.infile.fileno() |
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299 | self.minfile = minfile = mmap.mmap(infileno, os.fstat(infileno)[6], prot=mmap.PROT_READ, flags=mmap.MAP_SHARED) |
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300 | self.ispcl3 = False |
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301 | self.pagecount = 0 |
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302 | self.resets = 0 |
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303 | self.copies = [] |
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304 | self.mediasourcesvalues = [] |
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305 | self.mediasizesvalues = [] |
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306 | self.orientationsvalues = [] |
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307 | self.mediatypesvalues = [] |
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308 | self.startgfx = [] |
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309 | self.endgfx = [] |
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310 | |
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311 | tags = [ lambda : None] * 256 |
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312 | tags[0x0c] = self.endPage |
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313 | tags[0x1b] = self.escape |
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314 | |
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315 | self.esctags = [ lambda : None ] * 256 |
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316 | self.esctags[ord('%')] = self.escPercent |
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317 | self.esctags[ord('*')] = self.escStar |
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318 | self.esctags[ord('&')] = self.escAmp |
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319 | self.esctags[ord('(')] = self.escLeftPar |
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320 | self.esctags[ord(')')] = self.escRightPar |
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321 | self.esctags[ord('E')] = self.escE |
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322 | |
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323 | self.escamptags = [lambda : None ] * 256 |
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324 | self.escamptags[ord('l')] = self.escAmpl |
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325 | self.escamptags[ord('u')] = self.escAmpu |
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326 | |
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327 | self.escstartags = [ lambda : None ] * 256 |
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328 | self.escstartags[ord('b')] = self.escStarb |
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329 | self.escstartags[ord('o')] = self.escStaro |
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330 | self.escstartags[ord('p')] = self.escStarp |
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331 | self.escstartags[ord('r')] = self.escStarr |
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332 | self.escstartags[ord('t')] = self.escStart |
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333 | |
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334 | self.pos = 0 |
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335 | try : |
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336 | try : |
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337 | while 1 : |
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338 | tag = ord(minfile[self.pos]) |
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339 | self.logdebug("%08x ===> %02x" % (self.pos, tag)) |
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340 | self.pos += 1 |
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341 | tags[tag]() |
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342 | except IndexError : # EOF ? |
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343 | pass |
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344 | finally : |
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345 | self.minfile.close() |
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346 | |
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347 | self.logdebug("Pagecount : \t\t%i" % self.pagecount) |
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348 | self.logdebug("Resets : \t\t%i" % self.resets) |
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349 | self.logdebug("Copies : \t\t%s" % self.copies) |
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350 | self.logdebug("MediaTypes : \t\t%s" % self.mediatypesvalues) |
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351 | self.logdebug("MediaSizes : \t\t%s" % self.mediasizesvalues) |
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352 | self.logdebug("MediaSources : \t\t%s" % self.mediasourcesvalues) |
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353 | self.logdebug("Orientations : \t\t%s" % self.orientationsvalues) |
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354 | self.logdebug("StartGfx : \t\t%s" % len(self.startgfx)) |
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355 | self.logdebug("EndGfx : \t\t%s" % len(self.endgfx)) |
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356 | |
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357 | return self.pagecount |
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358 | |
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359 | |
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360 | |
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361 | """ |
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362 | tagsends = { "&n" : "W", |
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363 | "&b" : "W", |
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364 | "*i" : "W", |
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365 | "*l" : "W", |
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366 | "*m" : "W", |
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367 | "*v" : "W", |
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368 | "*c" : "W", |
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369 | "(f" : "W", |
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370 | "(s" : "W", |
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371 | ")s" : "W", |
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372 | "&p" : "X", |
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373 | # "&l" : "XHAOM", # treated specially |
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374 | "&a" : "G", # TODO : 0 means next side, 1 front side, 2 back side |
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375 | "*g" : "W", |
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376 | "*r" : "sbABC", |
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377 | "*t" : "R", |
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378 | # "*b" : "VW", # treated specially because it occurs very often |
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379 | } |
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380 | irmarker = chr(0xcd) + chr(0xca) # Marker for Canon ImageRunner printers |
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381 | irmarker2 = chr(0x10) + chr(0x02) |
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382 | wasirmarker = 0 |
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383 | hasirmarker = (minfile[:2] == (irmarker)) |
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384 | pagecount = resets = ejects = backsides = startgfx = endgfx = 0 |
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385 | starb = ampl = ispcl3 = escstart = 0 |
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386 | mediasourcecount = mediasizecount = orientationcount = mediatypecount = 0 |
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387 | tag = None |
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388 | endmark = chr(0x1b) + chr(0x0c) + chr(0x00) |
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389 | asciilimit = chr(0x80) |
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390 | pages = {} |
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391 | pos = 0 |
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392 | try : |
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393 | try : |
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394 | while 1 : |
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395 | if hasirmarker and (minfile[pos:pos+2] == irmarker) : |
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396 | codop = minfile[pos+2:pos+4] |
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397 | # self.logdebug("Marker at 0x%08x (%s)" % (pos, wasirmarker)) |
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398 | length = unpack(">H", minfile[pos+8:pos+10])[0] |
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399 | pos += 20 |
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400 | if codop != irmarker2 : |
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401 | pos += length |
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402 | wasirmarker = 1 |
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403 | else : |
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404 | wasirmarker = 0 |
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405 | elif char == "\033" : |
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406 | starb = ampl = 0 |
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407 | if minfile[pos : pos+8] == r"%-12345X" : |
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408 | endpos = pos + 9 |
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409 | quotes = 0 |
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410 | while (minfile[endpos] not in endmark) and \ |
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411 | ((minfile[endpos] < asciilimit) or (quotes % 2)) : |
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412 | if minfile[endpos] == '"' : |
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413 | quotes += 1 |
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414 | endpos += 1 |
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415 | self.setPageDict(pages, pagecount, "escaped", minfile[pos : endpos]) |
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416 | pos += (endpos - pos) |
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417 | else : |
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418 | # |
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419 | # <ESC>*b###y#m###v###w... -> PCL3 raster graphics |
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420 | # <ESC>*b###W -> Start of a raster data row/block |
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421 | # <ESC>*b###V -> Start of a raster data plane |
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422 | # <ESC>*c###W -> Start of a user defined pattern |
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423 | # <ESC>*i###W -> Start of a viewing illuminant block |
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424 | # <ESC>*l###W -> Start of a color lookup table |
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425 | # <ESC>*m###W -> Start of a download dither matrix block |
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426 | # <ESC>*v###W -> Start of a configure image data block |
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427 | # <ESC>*r1A -> Start Gfx |
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428 | # <ESC>(s###W -> Start of a characters description block |
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429 | # <ESC>)s###W -> Start of a fonts description block |
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430 | # <ESC>(f###W -> Start of a symbol set block |
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431 | # <ESC>&b###W -> Start of configuration data block |
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432 | # <ESC>&l###X -> Number of copies for current page |
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433 | # <ESC>&n###W -> Starts an alphanumeric string ID block |
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434 | # <ESC>&p###X -> Start of a non printable characters block |
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435 | # <ESC>&a2G -> Back side when duplex mode as generated by rastertohp |
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436 | # <ESC>*g###W -> Needed for planes in PCL3 output |
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437 | # <ESC>&l###H (or only 0 ?) -> Eject if NumPlanes > 1, as generated by rastertohp. Also defines mediasource |
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438 | # <ESC>&l###A -> mediasize |
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439 | # <ESC>&l###O -> orientation |
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440 | # <ESC>&l###M -> mediatype |
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441 | # <ESC>*t###R -> gfx resolution |
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442 | # |
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443 | tagstart = minfile[pos] ; pos += 1 |
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444 | if tagstart in "E9=YZ" : # one byte PCL tag |
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445 | if tagstart == "E" : |
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446 | resets += 1 |
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447 | continue # skip to next tag |
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448 | tag = tagstart + minfile[pos] ; pos += 1 |
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449 | if tag == "*b" : |
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450 | starb = 1 |
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451 | tagend = "VW" |
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452 | elif tag == "&l" : |
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453 | ampl = 1 |
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454 | tagend = "XHAOM" |
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455 | else : |
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456 | try : |
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457 | tagend = tagsends[tag] |
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458 | except KeyError : |
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459 | continue # Unsupported PCL tag |
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460 | # Now read the numeric argument |
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461 | size = 0 |
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462 | while 1 : |
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463 | char = minfile[pos] ; pos += 1 |
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464 | if not char.isdigit() : |
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465 | break |
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466 | size = (size * 10) + int(char) |
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467 | if char in tagend : |
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468 | if tag == "&l" : |
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469 | if char == "X" : |
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470 | self.setPageDict(pages, pagecount, "copies", size) |
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471 | elif char == "H" : |
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472 | self.setPageDict(pages, pagecount, "mediasource", self.mediasources.get(size, str(size))) |
---|
473 | mediasourcecount += 1 |
---|
474 | ejects += 1 |
---|
475 | elif char == "A" : |
---|
476 | self.setPageDict(pages, pagecount, "mediasize", self.mediasizes.get(size, str(size))) |
---|
477 | mediasizecount += 1 |
---|
478 | elif char == "O" : |
---|
479 | self.setPageDict(pages, pagecount, "orientation", self.orientations.get(size, str(size))) |
---|
480 | orientationcount += 1 |
---|
481 | elif char == "M" : |
---|
482 | self.setPageDict(pages, pagecount, "mediatype", self.mediatypes.get(size, str(size))) |
---|
483 | mediatypecount += 1 |
---|
484 | elif tag == "*r" : |
---|
485 | # Special tests for PCL3 |
---|
486 | if (char == "s") and size : |
---|
487 | while 1 : |
---|
488 | char = minfile[pos] ; pos += 1 |
---|
489 | if char == "A" : |
---|
490 | break |
---|
491 | elif (char == "b") and (minfile[pos] == "C") and not size : |
---|
492 | ispcl3 = 1 # Certainely a PCL3 file |
---|
493 | startgfx += (char == "A") and (minfile[pos - 2] in ("0", "1", "2", "3")) # Start Gfx |
---|
494 | endgfx += (not size) and (char in ("C", "B")) # End Gfx |
---|
495 | elif tag == "*t" : |
---|
496 | escstart += 1 |
---|
497 | elif (tag == "&a") and (size == 2) : |
---|
498 | # We are on the backside, so mark current page as duplex |
---|
499 | self.setPageDict(pages, pagecount, "duplex", 1) |
---|
500 | backsides += 1 # Back side in duplex mode |
---|
501 | else : |
---|
502 | # we just ignore the block. |
---|
503 | if tag == "&n" : |
---|
504 | # we have to take care of the operation id byte |
---|
505 | # which is before the string itself |
---|
506 | size += 1 |
---|
507 | pos += size |
---|
508 | else : |
---|
509 | if starb : |
---|
510 | # special handling of PCL3 in which |
---|
511 | # *b introduces combined ESCape sequences |
---|
512 | size = 0 |
---|
513 | while 1 : |
---|
514 | char = minfile[pos] ; pos += 1 |
---|
515 | if not char.isdigit() : |
---|
516 | break |
---|
517 | size = (size * 10) + int(char) |
---|
518 | if char in ("w", "v") : |
---|
519 | ispcl3 = 1 # certainely a PCL3 document |
---|
520 | pos += size - 1 |
---|
521 | elif char in ("y", "m") : |
---|
522 | ispcl3 = 1 # certainely a PCL3 document |
---|
523 | pos -= 1 # fix position : we were ahead |
---|
524 | elif ampl : |
---|
525 | # special handling of PCL3 in which |
---|
526 | # &l introduces combined ESCape sequences |
---|
527 | size = 0 |
---|
528 | while 1 : |
---|
529 | char = minfile[pos] ; pos += 1 |
---|
530 | if not char.isdigit() : |
---|
531 | break |
---|
532 | size = (size * 10) + int(char) |
---|
533 | if char in ("a", "o", "h", "m") : |
---|
534 | ispcl3 = 1 # certainely a PCL3 document |
---|
535 | pos -= 1 # fix position : we were ahead |
---|
536 | if char == "h" : |
---|
537 | self.setPageDict(pages, pagecount, "mediasource", self.mediasources.get(size, str(size))) |
---|
538 | mediasourcecount += 1 |
---|
539 | elif char == "a" : |
---|
540 | self.setPageDict(pages, pagecount, "mediasize", self.mediasizes.get(size, str(size))) |
---|
541 | mediasizecount += 1 |
---|
542 | elif char == "o" : |
---|
543 | self.setPageDict(pages, pagecount, "orientation", self.orientations.get(size, str(size))) |
---|
544 | orientationcount += 1 |
---|
545 | elif char == "m" : |
---|
546 | self.setPageDict(pages, pagecount, "mediatype", self.mediatypes.get(size, str(size))) |
---|
547 | mediatypecount += 1 |
---|
548 | except IndexError : # EOF ? |
---|
549 | pass |
---|
550 | finally : |
---|
551 | minfile.close() |
---|
552 | |
---|
553 | # if pagecount is still 0, we will use the number |
---|
554 | # of resets instead of the number of form feed characters. |
---|
555 | # but the number of resets is always at least 2 with a valid |
---|
556 | # pcl file : one at the very start and one at the very end |
---|
557 | # of the job's data. So we substract 2 from the number of |
---|
558 | # resets. And since on our test data we needed to substract |
---|
559 | # 1 more, we finally substract 3, and will test several |
---|
560 | # PCL files with this. If resets < 2, then the file is |
---|
561 | # probably not a valid PCL file, so we use 0 |
---|
562 | |
---|
563 | if self.debug : |
---|
564 | sys.stderr.write("pagecount : %s\n" % pagecount) |
---|
565 | sys.stderr.write("resets : %s\n" % resets) |
---|
566 | sys.stderr.write("ejects : %s\n" % ejects) |
---|
567 | sys.stderr.write("backsides : %s\n" % backsides) |
---|
568 | sys.stderr.write("startgfx : %s\n" % startgfx) |
---|
569 | sys.stderr.write("endgfx : %s\n" % endgfx) |
---|
570 | sys.stderr.write("mediasourcecount : %s\n" % mediasourcecount) |
---|
571 | sys.stderr.write("mediasizecount : %s\n" % mediasizecount) |
---|
572 | sys.stderr.write("orientationcount : %s\n" % orientationcount) |
---|
573 | sys.stderr.write("mediatypecount : %s\n" % mediatypecount) |
---|
574 | sys.stderr.write("escstart : %s\n" % escstart) |
---|
575 | sys.stderr.write("hasirmarker : %s\n" % hasirmarker) |
---|
576 | |
---|
577 | if hasirmarker : |
---|
578 | self.logdebug("Rule #20 (probably a Canon ImageRunner)") |
---|
579 | pagecount += 1 |
---|
580 | elif (orientationcount == (pagecount - 1)) and (resets == 1) : |
---|
581 | if resets == ejects == startgfx == mediasourcecount == escstart == 1 : |
---|
582 | self.logdebug("Rule #19") |
---|
583 | else : |
---|
584 | self.logdebug("Rule #1") |
---|
585 | pagecount -= 1 |
---|
586 | elif pagecount and (pagecount == orientationcount) : |
---|
587 | self.logdebug("Rule #2") |
---|
588 | elif resets == ejects == mediasourcecount == mediasizecount == escstart == 1 : |
---|
589 | #if ((startgfx and endgfx) and (startgfx != endgfx)) or (startgfx == endgfx == 0) : |
---|
590 | if (startgfx and endgfx) or (startgfx == endgfx == 0) : |
---|
591 | self.logdebug("Rule #3") |
---|
592 | pagecount = orientationcount |
---|
593 | elif (endgfx and not startgfx) and (pagecount > orientationcount) : |
---|
594 | self.logdebug("Rule #4") |
---|
595 | pagecount = orientationcount |
---|
596 | else : |
---|
597 | self.logdebug("Rule #5") |
---|
598 | pagecount += 1 |
---|
599 | elif (ejects == mediasourcecount == orientationcount) and (startgfx == endgfx) : |
---|
600 | if (resets == 2) and (orientationcount == (pagecount - 1)) and (orientationcount > 1) : |
---|
601 | self.logdebug("Rule #6") |
---|
602 | pagecount = orientationcount |
---|
603 | elif pagecount == mediasourcecount == escstart : |
---|
604 | self.logdebug("Rule #7") |
---|
605 | elif resets == startgfx == endgfx == mediasizecount == orientationcount == escstart == 1 : |
---|
606 | self.logdebug("Rule #8") |
---|
607 | elif resets == startgfx == endgfx == (pagecount - 1) : |
---|
608 | self.logdebug("Rule #9") |
---|
609 | elif (not startgfx) and (not endgfx) : |
---|
610 | self.logdebug("Rule #10") |
---|
611 | elif (resets == 2) and (startgfx == endgfx) and (mediasourcecount == 1) : |
---|
612 | if orientationcount == (pagecount - 1) : |
---|
613 | self.logdebug("Rule #11") |
---|
614 | pagecount = orientationcount |
---|
615 | elif not pagecount : |
---|
616 | self.logdebug("Rule #17") |
---|
617 | pagecount = ejects |
---|
618 | elif (resets == 1) and (startgfx == endgfx) and (mediasourcecount == 0) : |
---|
619 | if (startgfx > 1) and (startgfx != (pagecount - 1)) : |
---|
620 | self.logdebug("Rule #12") |
---|
621 | pagecount -= 1 |
---|
622 | else : |
---|
623 | self.logdebug("Rule #18") |
---|
624 | elif startgfx == endgfx : |
---|
625 | self.logdebug("Rule #13") |
---|
626 | pagecount = startgfx |
---|
627 | elif startgfx == (endgfx - 1) : |
---|
628 | self.logdebug("Rule #14") |
---|
629 | pagecount = startgfx |
---|
630 | elif (startgfx == 1) and not endgfx : |
---|
631 | self.logdebug("Rule #15") |
---|
632 | pass |
---|
633 | else : |
---|
634 | self.logdebug("Rule #16") |
---|
635 | pagecount = abs(startgfx - endgfx) |
---|
636 | |
---|
637 | defaultpjlcopies = 1 |
---|
638 | defaultduplexmode = "Simplex" |
---|
639 | defaultpapersize = "" |
---|
640 | oldpjlcopies = -1 |
---|
641 | oldduplexmode = "" |
---|
642 | oldpapersize = "" |
---|
643 | for pnum in range(pagecount) : |
---|
644 | # if no number of copies defined, take the preceding one else the one set before any page else 1. |
---|
645 | page = pages.get(pnum, pages.get(pnum - 1, pages.get(0, { "copies" : 1, "mediasource" : "Main", "mediasize" : "Default", "mediatype" : "Plain", "orientation" : "Portrait", "escaped" : "", "duplex": 0}))) |
---|
646 | pjlstuff = page["escaped"] |
---|
647 | if pjlstuff : |
---|
648 | pjlparser = pjl.PJLParser(pjlstuff) |
---|
649 | nbdefaultcopies = int(pjlparser.default_variables.get("COPIES", -1)) |
---|
650 | nbcopies = int(pjlparser.environment_variables.get("COPIES", -1)) |
---|
651 | nbdefaultqty = int(pjlparser.default_variables.get("QTY", -1)) |
---|
652 | nbqty = int(pjlparser.environment_variables.get("QTY", -1)) |
---|
653 | if nbdefaultcopies > -1 : |
---|
654 | defaultpjlcopies = nbdefaultcopies |
---|
655 | if nbdefaultqty > -1 : |
---|
656 | defaultpjlcopies = nbdefaultqty |
---|
657 | if nbcopies > -1 : |
---|
658 | pjlcopies = nbcopies |
---|
659 | elif nbqty > -1 : |
---|
660 | pjlcopies = nbqty |
---|
661 | else : |
---|
662 | if oldpjlcopies == -1 : |
---|
663 | pjlcopies = defaultpjlcopies |
---|
664 | else : |
---|
665 | pjlcopies = oldpjlcopies |
---|
666 | if page["duplex"] : |
---|
667 | duplexmode = "Duplex" |
---|
668 | else : |
---|
669 | defaultdm = pjlparser.default_variables.get("DUPLEX", "") |
---|
670 | if defaultdm : |
---|
671 | if defaultdm.upper() == "ON" : |
---|
672 | defaultduplexmode = "Duplex" |
---|
673 | else : |
---|
674 | defaultduplexmode = "Simplex" |
---|
675 | envdm = pjlparser.environment_variables.get("DUPLEX", "") |
---|
676 | if envdm : |
---|
677 | if envdm.upper() == "ON" : |
---|
678 | duplexmode = "Duplex" |
---|
679 | else : |
---|
680 | duplexmode = "Simplex" |
---|
681 | else : |
---|
682 | duplexmode = oldduplexmode or defaultduplexmode |
---|
683 | defaultps = pjlparser.default_variables.get("PAPER", "") |
---|
684 | if defaultps : |
---|
685 | defaultpapersize = defaultps |
---|
686 | envps = pjlparser.environment_variables.get("PAPER", "") |
---|
687 | if envps : |
---|
688 | papersize = envps |
---|
689 | else : |
---|
690 | if not oldpapersize : |
---|
691 | papersize = defaultpapersize |
---|
692 | else : |
---|
693 | papersize = oldpapersize |
---|
694 | else : |
---|
695 | if oldpjlcopies == -1 : |
---|
696 | pjlcopies = defaultpjlcopies |
---|
697 | else : |
---|
698 | pjlcopies = oldpjlcopies |
---|
699 | |
---|
700 | duplexmode = (page["duplex"] and "Duplex") or oldduplexmode or defaultduplexmode |
---|
701 | if not oldpapersize : |
---|
702 | papersize = defaultpapersize |
---|
703 | else : |
---|
704 | papersize = oldpapersize |
---|
705 | papersize = oldpapersize or page["mediasize"] |
---|
706 | if page["mediasize"] != "Default" : |
---|
707 | papersize = page["mediasize"] |
---|
708 | if not duplexmode : |
---|
709 | duplexmode = oldduplexmode or defaultduplexmode |
---|
710 | oldpjlcopies = pjlcopies |
---|
711 | oldduplexmode = duplexmode |
---|
712 | oldpapersize = papersize |
---|
713 | copies = pjlcopies * page["copies"] |
---|
714 | pagecount += (copies - 1) |
---|
715 | self.logdebug("%s*%s*%s*%s*%s*%s*BW" % (copies, \ |
---|
716 | page["mediatype"], \ |
---|
717 | papersize, \ |
---|
718 | page["orientation"], \ |
---|
719 | page["mediasource"], \ |
---|
720 | duplexmode)) |
---|
721 | |
---|
722 | return pagecount |
---|
723 | """ |
---|
724 | |
---|
725 | def test() : |
---|
726 | """Test function.""" |
---|
727 | if (len(sys.argv) < 2) or ((not sys.stdin.isatty()) and ("-" not in sys.argv[1:])) : |
---|
728 | sys.argv.append("-") |
---|
729 | totalsize = 0 |
---|
730 | for arg in sys.argv[1:] : |
---|
731 | if arg == "-" : |
---|
732 | infile = sys.stdin |
---|
733 | mustclose = 0 |
---|
734 | else : |
---|
735 | infile = open(arg, "rb") |
---|
736 | mustclose = 1 |
---|
737 | try : |
---|
738 | parser = Parser(infile, debug=1) |
---|
739 | totalsize += parser.getJobSize() |
---|
740 | except pdlparser.PDLParserError, msg : |
---|
741 | sys.stderr.write("ERROR: %s\n" % msg) |
---|
742 | sys.stderr.flush() |
---|
743 | if mustclose : |
---|
744 | infile.close() |
---|
745 | print "%s" % totalsize |
---|
746 | |
---|
747 | if __name__ == "__main__" : |
---|
748 | test() |
---|