[1410] | 1 | ###########################################################################
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| 2 | #
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[15872] | 3 | # WordPlugin.pm -- plugin for importing Microsoft Word documents
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[1410] | 4 | # A component of the Greenstone digital library software
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| 5 | # from the New Zealand Digital Library Project at the
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| 6 | # University of Waikato, New Zealand.
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| 7 | #
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| 8 | # Copyright (C) 1999 New Zealand Digital Library Project
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| 9 | #
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| 10 | # This program is free software; you can redistribute it and/or modify
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| 11 | # it under the terms of the GNU General Public License as published by
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| 12 | # the Free Software Foundation; either version 2 of the License, or
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| 13 | # (at your option) any later version.
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| 14 | #
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| 15 | # This program is distributed in the hope that it will be useful,
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| 16 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 17 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 18 | # GNU General Public License for more details.
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| 19 | #
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| 20 | # You should have received a copy of the GNU General Public License
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| 21 | # along with this program; if not, write to the Free Software
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| 22 | # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 23 | #
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| 24 | ###########################################################################
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[15872] | 25 | package WordPlugin;
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[1410] | 26 |
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[15872] | 27 | use ConvertBinaryFile;
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[22428] | 28 |
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| 29 |
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[10254] | 30 | use strict;
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| 31 | no strict 'refs'; # allow filehandles to be variables and viceversa
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[22507] | 32 | no strict 'subs';
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| 33 | use gsprintf 'gsprintf';
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[1410] | 34 |
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[22428] | 35 | # @ISA dynamically configured to be either OpenOfficeConverter or ConvertBinaryFile
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| 36 |
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[22507] | 37 | # do not initialise these variables
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| 38 | my $openoffice_ext_installed;
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| 39 | my $openoffice_ext_working;
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| 40 | sub BEGIN {
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| 41 | eval("require OpenOfficeConverter");
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| 42 | if ($@) {
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[22597] | 43 | # Useful debugging statement if there is a syntax error in OpenOfficeConverter:
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[22507] | 44 | #print STDERR "$@\n";
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| 45 | @WordPlugin::ISA = ('ConvertBinaryFile');
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| 46 | $openoffice_ext_installed = 0;
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| 47 | $openoffice_ext_working = 0;
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| 48 | }
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| 49 | else {
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| 50 | # Successfully found
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| 51 | $openoffice_ext_installed = 1;
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| 52 | # now check whether it can run soffice
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| 53 | if ($OpenOfficeConverter::openoffice_conversion_available) {
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| 54 | @WordPlugin::ISA = ('OpenOfficeConverter');
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| 55 | $openoffice_ext_working = 1;
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| 56 |
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| 57 | } else {
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| 58 | @WordPlugin::ISA = ('ConvertBinaryFile');
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| 59 | $openoffice_ext_working = 0;
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| 60 | }
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| 61 | }
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| 62 | }
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| 63 |
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[4744] | 64 | my $arguments =
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| 65 | [ { 'name' => "process_exp",
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[15872] | 66 | 'desc' => "{BasePlugin.process_exp}",
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[6408] | 67 | 'type' => "regexp",
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[4744] | 68 | 'deft' => &get_default_process_exp(),
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[10514] | 69 | 'reqd' => "no" },
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| 70 | { 'name' => "description_tags",
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[15872] | 71 | 'desc' => "{HTMLPlugin.description_tags}",
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[10514] | 72 | 'type' => "flag" }
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[10355] | 73 | ];
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[3540] | 74 |
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[22428] | 75 |
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| 76 | my $opt_windows_args = [ { 'name' => "windows_scripting",
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| 77 | 'desc' => "{WordPlugin.windows_scripting}",
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| 78 | 'type' => "flag",
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| 79 | 'reqd' => "no" } ];
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| 80 |
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[22505] | 81 | my $opt_openoffice_args =
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| 82 | [ { 'name' => "openoffice_scripting",
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[22514] | 83 | 'desc' => "{OpenOfficeConverter.openoffice_scripting}",
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[22505] | 84 | 'type' => "flag",
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| 85 | 'reqd' => "no" } ];
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| 86 |
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[22428] | 87 | my $opt_office_args = [ { 'name' => "metadata_fields",
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| 88 | 'desc' => "{WordPlugin.metadata_fields}",
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| 89 | 'type' => "string",
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| 90 | 'deft' => "Title" },
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| 91 | { 'name' => "level1_header",
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| 92 | 'desc' => "{StructuredHTMLPlugin.level1_header}",
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| 93 | 'type' => "regexp",
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| 94 | 'reqd' => "no",
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| 95 | 'deft' => "" },
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| 96 | { 'name' => "level2_header",
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| 97 | 'desc' => "{StructuredHTMLPlugin.level2_header}",
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| 98 | 'type' => "regexp",
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| 99 | 'reqd' => "no",
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| 100 | 'deft' => "" },
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| 101 | { 'name' => "level3_header",
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| 102 | 'desc' => "{StructuredHTMLPlugin.level3_header}",
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| 103 | 'type' => "regexp",
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| 104 | 'reqd' => "no",
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| 105 | 'deft' => "" },
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| 106 | { 'name' => "title_header",
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| 107 | 'desc' => "{StructuredHTMLPlugin.title_header}",
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| 108 | 'type' => "regexp",
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| 109 | 'reqd' => "no",
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| 110 | 'deft' => "" },
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| 111 | { 'name' => "delete_toc",
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| 112 | 'desc' => "{StructuredHTMLPlugin.delete_toc}",
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| 113 | 'type' => "flag",
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| 114 | 'reqd' => "no" },
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| 115 | { 'name' => "toc_header",
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| 116 | 'desc' => "{StructuredHTMLPlugin.toc_header}",
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| 117 | 'type' => "regexp",
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| 118 | 'reqd' => "no",
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| 119 | 'deft' => "" } ];
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| 120 |
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| 121 |
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[15872] | 122 | my $options = { 'name' => "WordPlugin",
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| 123 | 'desc' => "{WordPlugin.desc}",
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[6408] | 124 | 'abstract' => "no",
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[4744] | 125 | 'inherits' => "yes",
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[15114] | 126 | 'srcreplaceable' => "yes", # Source docs in Word can be replaced with GS-generated html
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[4744] | 127 | 'args' => $arguments };
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[3540] | 128 |
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[2811] | 129 | sub new {
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[10218] | 130 | my ($class) = shift (@_);
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| 131 | my ($pluginlist,$inputargs,$hashArgOptLists) = @_;
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| 132 | push(@$pluginlist, $class);
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[3540] | 133 |
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[22507] | 134 | if ($openoffice_ext_installed) {
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[22428] | 135 | print STDERR "WordPlugin: OpenOffice Extension to Greenstone detected\n";
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[22507] | 136 | if ($openoffice_ext_working) {
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| 137 | print STDERR "... and it appears to be working\n";
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| 138 | } else {
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| 139 | print STDERR "... but it appears to be broken\n";
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| 140 | &gsprintf(STDERR, "OpenOfficeConverter: {OpenOfficeConverter.noconversionavailable} ({OpenOfficeConverter.$OpenOfficeConverter::no_openoffice_conversion_reason})\n");
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| 141 | }
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[22428] | 142 | }
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[22507] | 143 |
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| 144 | my $office_capable = 0;
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[10279] | 145 | if ($ENV{'GSDLOS'} =~ m/^windows$/i) {
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[22428] | 146 | push(@$arguments,@$opt_windows_args);
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[22507] | 147 | $office_capable = 1;
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[10279] | 148 | }
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[22507] | 149 | if ($openoffice_ext_working) {
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[22505] | 150 | push(@$arguments,@$opt_openoffice_args);
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[22507] | 151 | $office_capable = 1;
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| 152 | }
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| 153 | # these office args apply to windows scripting or to openoffice scripting
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| 154 | if ($office_capable) {
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[22428] | 155 | push(@$arguments,@$opt_office_args);
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| 156 | }
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[22507] | 157 |
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[15872] | 158 | push(@{$hashArgOptLists->{"ArgList"}},@{$arguments});
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| 159 | push(@{$hashArgOptLists->{"OptList"}},$options);
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[10441] | 160 |
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[22428] | 161 | my $self = {};
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[10218] | 162 |
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[22507] | 163 | if ($openoffice_ext_working) {
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| 164 |
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[22428] | 165 | $self = new OpenOfficeConverter($pluginlist, $inputargs, $hashArgOptLists);
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| 166 | }
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| 167 | else {
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| 168 | $self = new ConvertBinaryFile($pluginlist, $inputargs, $hashArgOptLists);
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| 169 | }
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| 170 |
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[10580] | 171 | if ($self->{'info_only'}) {
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| 172 | # don't worry about any options etc
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| 173 | return bless $self, $class;
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| 174 | }
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| 175 |
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[15872] | 176 | $self->{'filename_extension'} = "doc";
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| 177 | $self->{'file_type'} = "Word";
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| 178 |
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[22597] | 179 | my $outhandle = $self->{'outhandle'};
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| 180 |
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[22428] | 181 | if ($self->{'windows_scripting'}) {
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| 182 | $self->{'convert_options'} = "-windows_scripting";
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| 183 | $self->{'office_scripting'} = 1;
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| 184 | }
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| 185 | if ($self->{'openoffice_scripting'}) {
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| 186 | if ($self->{'windows_scripting'}) {
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| 187 | print $outhandle "Warning: Cannot have -windows_scripting and -openoffice_scripting\n";
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| 188 | print $outhandle " on at the same time. Defaulting to -windows_scripting\n";
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| 189 | }
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| 190 | else {
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| 191 | $self->{'convert_options'} = "-openoffice_scripting";
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| 192 | $self->{'office_scripting'} = 1;
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| 193 | }
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| 194 | }
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[10405] | 195 |
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[22597] | 196 | # check convert_to
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| 197 | if ($self->{'convert_to'} eq "auto") {
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| 198 | $self->{'convert_to'} = "html";
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| 199 | }
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| 200 | # windows or open office scripting, outputs structuredHTML
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| 201 | if (defined $self->{'office_scripting'}) {
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| 202 | $self->{'convert_to'} = "structuredhtml";
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| 203 | }
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[12834] | 204 |
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[22597] | 205 | # set convert_to_plugin and convert_to_ext
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| 206 | $self->ConvertBinaryFile::set_standard_convert_settings();
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| 207 |
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| 208 | my $secondary_plugin_name = $self->{'convert_to_plugin'};
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[10279] | 209 | my $secondary_plugin_options = $self->{'secondary_plugin_options'};
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[22597] | 210 |
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| 211 | if (!defined $secondary_plugin_options->{$secondary_plugin_name}) {
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| 212 | $secondary_plugin_options->{$secondary_plugin_name} = [];
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[10405] | 213 | }
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[22597] | 214 | my $specific_options = $secondary_plugin_options->{$secondary_plugin_name};
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[10279] | 215 |
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[22597] | 216 | # following title_sub removes "Page 1" and a leading
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| 217 | # "1", which is often the page number at the top of the page. Bad Luck
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| 218 | # if your document title actually starts with "1 " - is there a better way?
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| 219 | push(@$specific_options , "-title_sub", '^(Page\s+\d+)?(\s*1\s+)?');
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[11122] | 220 |
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| 221 | my $associate_tail_re = $self->{'associate_tail_re'};
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| 222 | if ((defined $associate_tail_re) && ($associate_tail_re ne "")) {
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[22597] | 223 | push(@$specific_options, "-associate_tail_re", $associate_tail_re);
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[11122] | 224 | }
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[22597] | 225 | push(@$specific_options, "-file_rename_method", "none");
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[18406] | 226 |
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[22597] | 227 | if ($secondary_plugin_name eq "StructuredHTMLPlugin") {
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| 228 | # Instruct HTMLPlugin (when eventually accessed through read_into_doc_obj)
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| 229 | # to extract these metadata fields from the HEAD META fields
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| 230 | push (@$specific_options, "-metadata_fields","Title,GENERATOR,date,author<Creator>");
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| 231 | push (@$specific_options, "-description_tags") if $self->{'office_scripting'};
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| 232 | push (@$specific_options, "-extract_language") if $self->{'extract_language'};
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| 233 | push (@$specific_options, "-delete_toc") if $self->{'delete_toc'};
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| 234 | push (@$specific_options, "-toc_header", $self->{'toc_header'}) if $self->{'toc_header'};
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| 235 | push (@$specific_options, "-title_header", $self->{'title_header'}) if $self->{'title_header'};
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| 236 | push (@$specific_options, "-level1_header", $self->{'level1_header'}) if $self->{'level1_header'};
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| 237 | push (@$specific_options, "-level2_header", $self->{'level2_header'})if $self->{'level2_header'};
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| 238 | push (@$specific_options, "-level3_header", $self->{'level3_header'}) if $self->{'level3_header'};
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| 239 | push (@$specific_options, "-metadata_fields", $self->{'metadata_fields'}) if $self->{'metadata_fields'};
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| 240 | push (@$specific_options, "-metadata_field_separator", $self->{'metadata_field_separator'}) if $self->{'metadata_field_separator'};
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| 241 | push(@$specific_options, "-processing_tmp_files");
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| 242 |
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| 243 | }
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| 244 |
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| 245 | elsif ($secondary_plugin_name eq "HTMLPlugin") {
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| 246 | push(@$specific_options, "-processing_tmp_files");
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| 247 | push(@$specific_options,"-input_encoding", "utf8");
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| 248 | push(@$specific_options,"-extract_language") if $self->{'extract_language'};
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| 249 | push(@$specific_options, "-description_tags") if $self->{'description_tags'};
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| 250 | # Instruct HTMLPlugin (when eventually accessed through read_into_doc_obj)
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| 251 | # to extract these metadata fields from the HEAD META fields
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| 252 | push(@$specific_options,"-metadata_fields","Title,GENERATOR,date,author<Creator>");
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| 253 | }
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[18406] | 254 |
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[10279] | 255 | $self = bless $self, $class;
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[10428] | 256 | $self->load_secondary_plugins($class,$secondary_plugin_options,$hashArgOptLists);
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[2811] | 257 |
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[10279] | 258 | return bless $self;
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[2811] | 259 | }
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| 260 |
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[22428] | 261 | sub init {
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| 262 | my $self = shift (@_);
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| 263 | my ($verbosity, $outhandle, $failhandle) = @_;
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| 264 |
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| 265 | $self->SUPER::init($verbosity,$outhandle,$failhandle);
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| 266 | }
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| 267 |
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| 268 | sub deinit {
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| 269 | # called only once, after all plugin passes have been done
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| 270 | my ($self) = @_;
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| 271 |
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| 272 | $self->SUPER::deinit();
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| 273 | }
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| 274 |
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[1410] | 275 | sub get_default_process_exp {
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| 276 | my $self = shift (@_);
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[22507] | 277 | if ($openoffice_ext_working) {
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| 278 | return q^(?i)\.(doc|dot|docx|odt)$^;
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| 279 | }
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[3400] | 280 | return q^(?i)\.(doc|dot)$^;
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[1410] | 281 | }
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| 282 |
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[15872] | 283 | sub convert_post_process_old
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[10279] | 284 | {
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[1410] | 285 | my $self = shift (@_);
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[10279] | 286 | my ($conv_filename) = @_;
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[2515] | 287 |
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[10279] | 288 | my $outhandle=$self->{'outhandle'};
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[10441] | 289 |
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[10279] | 290 | my ($language, $encoding) = $self->textcat_get_language_encoding ($conv_filename);
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| 291 |
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| 292 | # read in file ($text will be in utf8)
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| 293 | my $text = "";
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| 294 | $self->read_file ($conv_filename, $encoding, $language, \$text);
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| 295 |
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| 296 | # turn any high bytes that aren't valid utf-8 into utf-8.
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[10441] | 297 | #unicode::ensure_utf8(\$text);
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| 298 |
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[10279] | 299 | # Write it out again!
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[10441] | 300 | #$self->utf8_write_file (\$text, $conv_filename);
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[1410] | 301 | }
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| 302 |
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[10279] | 303 | # Modified to cache HTML files for efficieny reasons rather
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| 304 | # than delete all. HTML is modified not to use IE's VML.
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| 305 | # VML uses WML files, so these can be deleted.
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| 306 | sub cleanup_tmp_area {
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| 307 | my ($self) = @_;
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| 308 | if (defined $self->{'files_dir'}) {
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| 309 | my $html_files_dir = $self->{'files_dir'};
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| 310 |
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| 311 | if (opendir(DIN,$html_files_dir)) {
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| 312 | my @wmz_files = grep( /\.wmz$/, readdir(DIN));
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| 313 | foreach my $f (@wmz_files) {
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| 314 | my $full_f = &util::filename_cat($html_files_dir,$f);
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| 315 | &util::rm($full_f);
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| 316 | }
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| 317 | closedir(DIN);
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| 318 | }
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| 319 | else {
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| 320 | # if HTML file has no supporting images, then no _files dir made
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| 321 | # => do nothing
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| 322 | }
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| 323 | }
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| 324 | }
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| 325 |
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[10441] | 326 |
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[1410] | 327 | 1;
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[10279] | 328 |
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