| 1 | ###########################################################################
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| 2 | #
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| 3 | # OpenOfficeConverter - helper plugin that does office document conversion
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| 4 | # using jodconverter combined with OpenOffice
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| 5 | #
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| 6 | # A component of the Greenstone digital library software
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| 7 | # from the New Zealand Digital Library Project at the
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| 8 | # University of Waikato, New Zealand.
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| 9 | #
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| 10 | # Copyright (C) 2010 New Zealand Digital Library Project
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| 11 | #
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| 12 | # This program is free software; you can redistribute it and/or modify
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| 13 | # it under the terms of the GNU General Public License as published by
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| 14 | # the Free Software Foundation; either version 2 of the License, or
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| 15 | # (at your option) any later version.
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| 16 | #
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| 17 | # This program is distributed in the hope that it will be useful,
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| 18 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 20 | # GNU General Public License for more details.
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| 21 | #
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| 22 | # You should have received a copy of the GNU General Public License
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| 23 | # along with this program; if not, write to the Free Software
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| 24 | # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 25 | #
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| 26 | ###########################################################################
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| 27 | package OpenOfficeConverter;
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| 28 |
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| 29 | use ConvertBinaryFile;
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| 30 | use BaseMediaConverter;
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| 31 |
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| 32 | use strict;
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| 33 | no strict 'refs'; # allow filehandles to be variables and viceversa
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| 34 |
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| 35 | use gsprintf 'gsprintf';
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| 36 |
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| 37 | # these two variables mustn't be initialised here or they will get stuck
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| 38 | # at those values.
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| 39 | our $openoffice_conversion_available;
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| 40 | our $no_openoffice_conversion_reason;
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| 41 |
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| 42 | BEGIN {
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| 43 | @OpenOfficeConverter::ISA = ('BaseMediaConverter');
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| 44 |
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| 45 | # Check that OpenOffice and jodconverter are installed and available on
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| 46 | # the path
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| 47 | $openoffice_conversion_available = 1;
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| 48 | $no_openoffice_conversion_reason = "";
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| 49 |
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| 50 | if (! defined $ENV{'GEXT_OPENOFFICE'}) {
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| 51 | $openoffice_conversion_available = 0;
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| 52 | $no_openoffice_conversion_reason = "gextopenofficenotinstalled";
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| 53 | }
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| 54 | else {
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| 55 | my $gextoo_home = $ENV{'GEXT_OPENOFFICE'};
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| 56 | my $jodjar = &util::filename_cat($gextoo_home,"lib","java","jodconverter.jar");
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| 57 |
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| 58 | if (!-e $jodjar) {
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| 59 | #print STDERR "Failed to find $jodjar\n";
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| 60 | $openoffice_conversion_available = 0;
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| 61 | $no_openoffice_conversion_reason = "gextjodconverternotinstalled";
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| 62 | }
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| 63 | else {
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| 64 | # test to see if soffice is in path
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| 65 | my $cmd = "soffice -headless 2>&1"; # for linux and mac
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| 66 |
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| 67 | # The port that jodconverter uses to connect to soffice.
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| 68 | # We set this to 8100 (else jodconverter would have used
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| 69 | # 2002 as the port number, which can clash with some programs
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| 70 | # such as LogMeIn. Users can specify another port by setting
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| 71 | # the environment variable in setup.bat or <ext>-setup.pl.
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| 72 | if(!defined $ENV{'JODCONVERTER_PORT'}) {
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| 73 | $ENV{'JODCONVERTER_PORT'} = "8100";
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| 74 | }
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| 75 |
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| 76 | if ($ENV{'GSDLOS'} =~ m/^windows$/) {
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| 77 | if(!defined $ENV{'SOFFICE_HOST'}) {
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| 78 | $ENV{'SOFFICE_HOST'} = "localhost";
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| 79 | }
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| 80 | if(!defined $ENV{'SOFFICE_PORT'}) {
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| 81 | $ENV{'SOFFICE_PORT'} = "8200";
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| 82 | }
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| 83 | # important to have this set when the Greenstone server
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| 84 | # and open office is on a remote windows machine
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| 85 | if(!defined $ENV{'SOFFICE_HOME'}) {
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| 86 | $ENV{'SOFFICE_HOME'} = &util::filename_cat($ENV{'ProgramFiles'},"OpenOffice.org 3");
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| 87 | }
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| 88 | my $ooffice_dir_guess =
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| 89 | &util::filename_cat($ENV{'SOFFICE_HOME'},"program");
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| 90 | if (-d $ooffice_dir_guess) {
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| 91 | &util::envvar_append("PATH",$ooffice_dir_guess);
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| 92 | }
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| 93 |
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| 94 | # for windows, when working on a remote system, want to be able to start OO if
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| 95 | # not already running. We'll use the uno socket method to do so. Else client-gli
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| 96 | # tends to hang, waiting for the prompt to return after OO has been started up
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| 97 | # (which doesn't happen, so need to Ctrl-C GLI and run it again for it to work).
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| 98 | $cmd = "start \"soffice process\" soffice \"-accept=socket,host=$ENV{'SOFFICE_HOST'},port=$ENV{'SOFFICE_PORT'};urp;StarOffice.ServiceManager\" -headless 2>&1";
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| 99 | $cmd .= " >nul";
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| 100 | #print STDERR "***** Tried to start-up OpenOffice with:\n$cmd\n";
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| 101 | }
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| 102 | else {
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| 103 | # Windows seems to launch OpenOffice as a service (i.e.
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| 104 | # automatically puts it in the background).
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| 105 | # For Unix putting it in the background needs to be done
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| 106 | # explicitly
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| 107 |
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| 108 | $cmd .= " >/dev/null &";
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| 109 | }
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| 110 |
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| 111 | my $status = system($cmd);
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| 112 | if ($status != 0) {
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| 113 | #print STDERR "Failed to run: $cmd\n";
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| 114 | #print STDERR "$!\n";
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| 115 | $openoffice_conversion_available = 0;
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| 116 | $no_openoffice_conversion_reason = "openofficenotinstalled";
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| 117 | }
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| 118 | }
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| 119 | }
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| 120 | }
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| 121 |
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| 122 | my $arguments = [
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| 123 | { 'name' => "openoffice_port",
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| 124 | 'desc' => "{OpenOfficeConverter.openoffice_port}",
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| 125 | 'type' => "int",
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| 126 | 'deft' => "8100",
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| 127 | 'range' => "81,",
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| 128 | 'reqd' => "no" },
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| 129 | ];
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| 130 |
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| 131 |
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| 132 | my $options = { 'name' => "OpenOfficeConverter",
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| 133 | 'desc' => "{OpenOfficeConverter.desc}",
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| 134 | 'abstract' => "yes",
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| 135 | 'inherits' => "yes",
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| 136 | 'args' => $arguments };
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| 137 |
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| 138 | sub new {
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| 139 | my ($class) = shift (@_);
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| 140 | my ($pluginlist,$inputargs,$hashArgOptLists,$auxilary) = @_;
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| 141 | push(@$pluginlist, $class);
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| 142 |
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| 143 | push(@{$hashArgOptLists->{"ArgList"}},@{$arguments});
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| 144 | push(@{$hashArgOptLists->{"OptList"}},$options);
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| 145 |
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| 146 | my $self = new BaseMediaConverter($pluginlist, $inputargs,
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| 147 | $hashArgOptLists, $auxilary);
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| 148 |
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| 149 | if ($self->{'info_only'}) {
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| 150 | # don't worry about any options etc
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| 151 | return bless $self, $class;
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| 152 | }
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| 153 | if (!$openoffice_conversion_available) {
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| 154 | $self->{'no_openoffice_conversion_reason'} = $no_openoffice_conversion_reason;
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| 155 |
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| 156 | my $outhandle = $self->{'outhandle'};
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| 157 | &gsprintf($outhandle, "OpenOfficeConverter: {OpenOfficeConverter.noconversionavailable} ({OpenOfficeConverter.$no_openoffice_conversion_reason})\n");
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| 158 | }
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| 159 |
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| 160 | $self->{'openoffice_conversion_available'} = $openoffice_conversion_available;
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| 161 |
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| 162 | return bless $self, $class;
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| 163 |
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| 164 | }
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| 165 |
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| 166 | sub init {
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| 167 | my $self = shift(@_);
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| 168 | my ($verbosity, $outhandle, $failhandle) = @_;
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| 169 |
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| 170 | if ($openoffice_conversion_available) {
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| 171 | my $oo_port = $self->{'openoffice_port'};
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| 172 |
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| 173 | my $launch_cmd = "soffice";
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| 174 | $launch_cmd .= " \"-accept=socket,host=localhost,port=$oo_port;urp;StarOffice.ServiceManager\"";
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| 175 | $launch_cmd .= " -headless";
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| 176 | $self->{'openoffice_launch_cmd'} = $launch_cmd;
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| 177 | }
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| 178 |
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| 179 | $self->{'ootmp_file_paths'} = ();
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| 180 | }
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| 181 |
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| 182 | sub deinit {
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| 183 | my $self = shift(@_);
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| 184 |
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| 185 | $self->clean_up_temporary_files();
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| 186 | }
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| 187 |
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| 188 |
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| 189 | sub convert {
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| 190 | my $self = shift(@_);
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| 191 | my $source_file_full_path = shift(@_);
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| 192 | my $target_file_type = shift(@_);
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| 193 | my $convert_options = shift(@_) || "";
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| 194 | my $convert_id = shift(@_) || "";
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| 195 | my $cache_mode = shift(@_) || "";
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| 196 |
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| 197 | return (0,undef,undef) unless $openoffice_conversion_available;
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| 198 | # check the filename
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| 199 | return (0,undef,undef) if ( !-f $source_file_full_path);
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| 200 |
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| 201 | my $outhandle = $self->{'outhandle'};
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| 202 | my $verbosity = $self->{'verbosity'};
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| 203 |
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| 204 | my $source_file_no_path = &File::Basename::basename($source_file_full_path);
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| 205 | # Determine the full name and path of the output file
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| 206 | my $target_file_path;
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| 207 | if ($self->{'enable_cache'}) {
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| 208 | $self->init_cache_for_file($source_file_full_path);
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| 209 | my $cache_dir = $self->{'cached_dir'};
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| 210 | my $file_root = $self->{'cached_file_root'};
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| 211 | $file_root .= "_$convert_id" if ($convert_id ne "");
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| 212 | my $target_file = "$file_root.$target_file_type";
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| 213 | $target_file_path = &util::filename_cat($cache_dir,$target_file);
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| 214 | }
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| 215 | else {
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| 216 | $target_file_path = &util::get_timestamped_tmp_filename_in_collection($source_file_full_path, $target_file_type);
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| 217 | push(@{$self->{'ootmp_file_paths'}}, $target_file_path);
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| 218 | }
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| 219 |
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| 220 | # Generate and run the convert command
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| 221 |
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| 222 | my $gextoo_home = $ENV{'GEXT_OPENOFFICE'};
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| 223 | my $jodjar = &util::filename_cat($gextoo_home,"lib","java","jodconverter.jar");
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| 224 |
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| 225 | # debugging: print out all the env vars, when import's verbosity is high
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| 226 | #foreach my $key (sort(keys %ENV)) {
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| 227 | # print $outhandle "$key = $ENV{$key}\n";
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| 228 | #}
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| 229 |
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| 230 | # *If* SOFFICE_HOME\program was not added to the PATH, *another* way is to insert:
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| 231 | # -Doffice.home=C:\\PROGRA~1\\OPENOF~1.ORG
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| 232 | # into the command to launch jodconverter so that, when using the remote GS server
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| 233 | # on Windows, jodconverter can find the openoffice installation:
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| 234 |
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| 235 | my $office_short_path;
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| 236 | if(defined $ENV{'SOFFICE_HOME'}) { # points to libreoffice or openoffice, since soffice launches both
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| 237 | if ($ENV{'GSDLOS'} =~ m/^windows$/) {
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| 238 | $office_short_path = Win32::GetShortPathName($ENV{'SOFFICE_HOME'});
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| 239 | } else {
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| 240 | $office_short_path = $ENV{'SOFFICE_HOME'};
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| 241 | }
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| 242 | }
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| 243 | else { # SOFFICE_HOME not user-defined, try defaults
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| 244 | if ($ENV{'GSDLOS'} =~ m/^windows$/) {
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| 245 | $office_short_path = "C:\\PROGRA~1\\OPENOF~1.ORG";
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| 246 | } else {
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| 247 | if (-d "/usr/lib/libreoffice") { # try libreoffice first
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| 248 | $office_short_path = "/usr/lib/libreoffice";
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| 249 | } elsif (-d "/usr/lib/openoffice") { # perhaps it's more likely that openoffice exists (fallback)
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| 250 | $office_short_path = "/usr/lib/openoffice";
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| 251 | } else { # set to default linux officeHome which jodconverter tries for
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| 252 | $office_short_path = "/opt/openoffice.org3";
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| 253 | }
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| 254 | }
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| 255 | }
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| 256 |
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| 257 | # jodjar always assumes that soffice (officeHome) is in "C:\Prog Files\OpenOffice org 3"
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| 258 | # or "/opt/openoffice.org3" rather than checking for any user-defined SOFFICE_HOME var.
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| 259 | # Therefore, we run jodjar with the -Doffice.home flag explicitly set, instead of without.
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| 260 | # my $convert_cmd = "java -jar \"$jodjar\" --port $ENV{'JODCONVERTER_PORT'}";
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| 261 | my $convert_cmd = "java -Doffice.home=\"".$office_short_path."\" -jar \"$jodjar\" --port $ENV{'JODCONVERTER_PORT'}";
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| 262 | $convert_cmd .= " \"$source_file_full_path\" \"$target_file_path\"";
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| 263 |
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| 264 | if ($verbosity>2) {
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| 265 | print $outhandle "Convert command: $convert_cmd\n";
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| 266 | }
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| 267 |
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| 268 | my $print_info = { 'message_prefix' => "OpenOffice Conversion",
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| 269 | 'message' => "Converting $source_file_no_path to: $target_file_type" };
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| 270 | $print_info->{'cache_mode'} = $cache_mode if ($cache_mode ne "");
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| 271 |
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| 272 | my ($regenerated,$result,$had_error)
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| 273 | = $self->autorun_general_cmd($convert_cmd,$source_file_full_path, $target_file_path,$print_info);
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| 274 | if ($had_error) {
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| 275 | return (0, $result,$target_file_path);
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| 276 | }
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| 277 | return (1, $result,$target_file_path);
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| 278 | }
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| 279 |
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| 280 |
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| 281 | sub convert_without_result {
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| 282 | my $self = shift(@_);
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| 283 |
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| 284 | my $source_file_path = shift(@_);
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| 285 | my $target_file_type = shift(@_);
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| 286 | my $convert_options = shift(@_) || "";
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| 287 | my $convert_id = shift(@_) || "";
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| 288 |
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| 289 | return $self->convert($source_file_path,$target_file_type,
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| 290 | $convert_options,$convert_id,"without_result");
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| 291 | }
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| 292 |
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| 293 |
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| 294 | sub tmp_area_convert_fileXX {
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| 295 | my $self = shift (@_);
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| 296 | my ($output_ext, $input_filename, $textref) = @_;
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| 297 |
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| 298 | my $outhandle = $self->{'outhandle'};
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| 299 | my $convert_to = $self->{'convert_to'};
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| 300 | my $failhandle = $self->{'failhandle'};
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| 301 | my $convert_to_ext = $self->{'convert_to_ext'};
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| 302 |
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| 303 | # derive tmp filename from input filename
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| 304 | my ($tailname, $dirname, $suffix)
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| 305 | = &File::Basename::fileparse($input_filename, "\\.[^\\.]+\$");
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| 306 | }
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| 307 |
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| 308 |
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| 309 | sub clean_up_temporary_files {
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| 310 | my $self = shift(@_);
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| 311 |
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| 312 | foreach my $ootmp_file_path (@{$self->{'ootmp_file_paths'}}) {
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| 313 | if (-e $ootmp_file_path) {
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| 314 | &util::rm($ootmp_file_path);
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| 315 | }
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| 316 | }
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| 317 |
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| 318 | $self->{'ootmp_file_paths'} = ();
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| 319 | }
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| 320 |
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| 321 |
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| 322 |
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| 323 | 1;
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