sdext/source/pdfimport/xpdfwrapper/wrapper_gpl.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include "pdfioutdev_gpl.hxx"
  21 #ifdef WNT
  22 # include <io.h>
  23 # include <fcntl.h>  /*_O_BINARY*/
  24 #endif
  25
  26 FILE* g_binary_out=stderr;
  27
  28 static const char *ownerPassword = "\001";
  29 static const char *userPassword  = "\001";
  30 static const char *outputFile    = "\001";
  31 static const char *options       = "\001";
  32
  33 int main(int argc, char **argv)
  34 {
  35     int k = 0;
  36     while (k < argc)
  37     {
  38         if (!strcmp(argv[k], "-f"))
  39         {
  40             outputFile = argv[k+1];
  41             argc -= 2;
  42             for (int j = k; j < argc; ++j)
  43                 argv[j] = argv[j+2];
  44         }
  45         else if (!strcmp(argv[k], "-o"))
  46         {
  47             options = argv[k+1];
  48             argc -= 2;
  49             for (int j = k; j < argc; ++j)
  50                 argv[j] = argv[j+2];
  51         }
  52
  53         else if (!strcmp(argv[k], "-opw"))
  54         {
  55             ownerPassword = argv[k+1];
  56             argc -= 2;
  57             for (int j = k; j < argc; ++j)
  58                 argv[j] = argv[j+2];
  59         }
  60         else if (!strcmp(argv[k], "-upw"))
  61         {
  62             userPassword = argv[k+1];
  63             argc -= 2;
  64             for (int j = k; j < argc; ++j)
  65                 argv[j] = argv[j+2];
  66         }
  67     ++k;
  68     }
  69
  70     // read config file
  71     globalParams = new GlobalParams();
  72     globalParams->setErrQuiet(gTrue);
  73 #if defined(_MSC_VER)
  74     globalParams->setupBaseFonts(NULL);
  75 #endif
  76
  77     // try to read a possible open password form stdin
  78     char aPwBuf[129];
  79     aPwBuf[128] = 0;
  80     if( ! fgets( aPwBuf, sizeof(aPwBuf)-1, stdin ) )
  81         aPwBuf[0] = 0; // mark as empty
  82     else
  83     {
  84         for( unsigned int i = 0; i < sizeof(aPwBuf); i++ )
  85         {
  86             if( aPwBuf[i] == '\n' )
  87             {
  88                 aPwBuf[i] = 0;
  89                 break;
  90             }
  91         }
  92     }
  93
  94     // PDFDoc takes over ownership for all strings below
  95     GooString* pFileName    = new GooString(argv[1]);
  96     GooString* pErrFileName = new GooString(argv[2]);
  97
  98     // check for password string(s)
  99     GooString* pOwnerPasswordStr( aPwBuf[0] != 0
 100                                  ? new GooString( aPwBuf )
 101                                  : (ownerPassword[0] != '\001'
 102                                     ? new GooString(ownerPassword)
 103                                     : (GooString *)NULL ) );
 104     GooString* pUserPasswordStr(  userPassword[0] != '\001'
 105                                   ? new GooString(userPassword)
 106                                   : (GooString *)NULL );
 107     if( outputFile[0] != '\001' )
 108         g_binary_out = fopen(outputFile,"wb");
 109
 110 #ifdef WNT
 111     // Win actually modifies output for O_TEXT file mode, so need to
 112     // revert to binary here
 113     _setmode( _fileno( g_binary_out ), _O_BINARY );
 114 #endif
 115
 116     PDFDoc aDoc( pFileName,
 117                  pOwnerPasswordStr,
 118                  pUserPasswordStr );
 119
 120     PDFDoc aErrDoc( pErrFileName,
 121                  pOwnerPasswordStr,
 122                  pUserPasswordStr );
 123
 124     // Check various permissions for aDoc.
 125     PDFDoc &rDoc = aDoc.isOk()? aDoc: aErrDoc;
 126
 127     pdfi::PDFOutDev aOutDev(&rDoc);
 128     if (!strcmp(options, "SkipImages")) {
 129             aOutDev.setSkipImages(true);
 130     }
 131
 132     // tell the receiver early - needed for proper progress calculation
 133     const int nPages = rDoc.isOk()? rDoc.getNumPages(): 0;
 134     pdfi::PDFOutDev::setPageNum(nPages);
 135
 136     // virtual resolution of the PDF OutputDev in dpi
 137     static const int PDFI_OUTDEV_RESOLUTION = 7200;
 138
 139     // do the conversion
 140     for (int i = 1; i <= nPages; ++i)
 141     {
 142         rDoc.displayPage(&aOutDev,
 143                 i,
 144                 PDFI_OUTDEV_RESOLUTION,
 145                 PDFI_OUTDEV_RESOLUTION,
 146                 0, gTrue, gTrue, gTrue);
 147         rDoc.processLinks(&aOutDev, i);
 148     }
 149
 150     return 0;
 151 }
 152
 153 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */