[10450] | 1 | ###########################################################################
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| 2 | #
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[15906] | 3 | # ConvertBinaryFile.pm -- plugin that facilitates conversion of binary files
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| 4 | # through gsConvert.pl
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[10450] | 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) 1999 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 |
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[12741] | 28 | # This plugin is inherited by such plugins as WordPlug, PPTPlug, PSPlug,
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| 29 | # RTFPlug and PDFPlug. It facilitates the conversion of these document types
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[15871] | 30 | # to either HTML, Text or a series of images. It works by dynamically loading
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[12741] | 31 | # an appropriate secondary plugin (HTMLPlug, StructuredHTMLPlug,
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[15871] | 32 | # PagedImagePlugin or TextPlugin) based on the plugin argument 'convert_to'.
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[12741] | 33 |
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[15871] | 34 | package ConvertBinaryFile;
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[10450] | 35 |
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[15906] | 36 | use AutoExtractMetadata;
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[10450] | 37 | use ghtml;
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[15871] | 38 | use HTMLPlugin;
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| 39 | use TextPlugin;
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| 40 | use PagedImagePlugin;
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[10450] | 41 |
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[10453] | 42 | use strict;
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| 43 | no strict 'refs'; # allow filehandles to be variables and viceversa
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[11680] | 44 | no strict 'subs';
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[15871] | 45 |
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[10450] | 46 | sub BEGIN {
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[15906] | 47 | @ConvertBinaryFile::ISA = ('AutoExtractMetadata');
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[10450] | 48 | }
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| 49 |
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| 50 | my $convert_to_list =
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| 51 | [ { 'name' => "auto",
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[15871] | 52 | 'desc' => "{ConvertBinaryFile.convert_to.auto}" },
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[10450] | 53 | { 'name' => "html",
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[15871] | 54 | 'desc' => "{ConvertBinaryFile.convert_to.html}" },
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[10450] | 55 | { 'name' => "text",
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[15871] | 56 | 'desc' => "{ConvertBinaryFile.convert_to.text}" }
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[10450] | 57 | ];
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| 58 |
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| 59 | my $arguments =
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| 60 | [ { 'name' => "convert_to",
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[15871] | 61 | 'desc' => "{ConvertBinaryFile.convert_to}",
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[10450] | 62 | 'type' => "enum",
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| 63 | 'reqd' => "yes",
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| 64 | 'list' => $convert_to_list,
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[10890] | 65 | 'deft' => "auto" },
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[12961] | 66 | { 'name' => "keep_original_filename",
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[15871] | 67 | 'desc' => "{ConvertBinaryFile.keep_original_filename}",
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[12961] | 68 | 'type' => "flag" },
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[10450] | 69 | { 'name' => "title_sub",
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[16013] | 70 | 'desc' => "{HTMLPlugin.title_sub}",
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[10450] | 71 | 'type' => "string",
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| 72 | #'type' => "regexp",
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| 73 | 'deft' => "" },
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[11008] | 74 | { 'name' => "apply_fribidi",
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[15871] | 75 | 'desc' => "{ConvertBinaryFile.apply_fribidi}",
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[11008] | 76 | 'type' => "flag",
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| 77 | 'reqd' => "no" },
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[10450] | 78 | { 'name' => "use_strings",
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[15871] | 79 | 'desc' => "{ConvertBinaryFile.use_strings}",
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[10450] | 80 | 'type' => "flag",
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| 81 | 'reqd' => "no" },
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[15871] | 82 | ];
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[10450] | 83 |
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[15871] | 84 | my $options = { 'name' => "ConvertBinaryFile",
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| 85 | 'desc' => "{ConvertBinaryFile.desc}",
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[10450] | 86 | 'abstract' => "yes",
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| 87 | 'inherits' => "yes",
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| 88 | 'args' => $arguments };
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| 89 |
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| 90 |
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| 91 | sub load_secondary_plugins
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| 92 | {
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| 93 | my $self = shift (@_);
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| 94 | my ($class,$input_args,$hashArgOptLists) = @_;
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| 95 |
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| 96 | my @convert_to_list = split(",",$self->{'convert_to'});
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[10453] | 97 | my $secondary_plugins = {};
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[11680] | 98 | # find the plugin
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[10450] | 99 |
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| 100 | foreach my $convert_to (@convert_to_list) {
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| 101 | # load in "convert_to" plugin package
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[15871] | 102 | my $plugin_class = $convert_to."Plugin";
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[10450] | 103 | my $plugin_package = $plugin_class.".pm";
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| 104 |
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[15116] | 105 | my $colplugname = undef;
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| 106 | if (defined $ENV{'GSDLCOLLECTDIR'}) {
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| 107 | $colplugname = &util::filename_cat($ENV{'GSDLCOLLECTDIR'},
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| 108 | "perllib","plugins",
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| 109 | $plugin_package);
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| 110 | }
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| 111 |
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[11680] | 112 | my $mainplugname = &util::filename_cat($ENV{'GSDLHOME'},
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[15116] | 113 | "perllib","plugins",
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[11680] | 114 | $plugin_package);
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[10450] | 115 |
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[15116] | 116 | if ((defined $colplugname) && (-e $colplugname)) { require $colplugname;}
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[11680] | 117 | elsif (-e $mainplugname) { require $mainplugname; }
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| 118 | else {
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| 119 | &gsprintf(STDERR, "{plugin.could_not_find_plugin}\n",
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| 120 | $plugin_class);
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| 121 | die "\n";
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| 122 | }
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| 123 |
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[10450] | 124 | # call its constructor with extra options that we've worked out!
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| 125 | my $arglist = $input_args->{$plugin_class};
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[11680] | 126 |
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| 127 | my ($secondary_plugin);
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| 128 | eval("\$secondary_plugin = new $plugin_class([],\$arglist)");
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| 129 | die "$@" if $@;
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[10450] | 130 | $secondary_plugins->{$plugin_class} = $secondary_plugin;
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| 131 | }
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| 132 | $self->{'secondary_plugins'} = $secondary_plugins;
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| 133 | }
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| 134 |
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| 135 | sub new {
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| 136 | my ($class) = shift (@_);
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| 137 | my ($pluginlist,$inputargs,$hashArgOptLists) = @_;
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| 138 | push(@$pluginlist, $class);
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| 139 | my $classPluginName = (defined $pluginlist->[0]) ? $pluginlist->[0] : $class;
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[15871] | 140 | push(@{$hashArgOptLists->{"ArgList"}},@{$arguments});
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| 141 | push(@{$hashArgOptLists->{"OptList"}},$options);
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[10450] | 142 |
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[15906] | 143 | my $self = new AutoExtractMetadata($pluginlist, $inputargs, $hashArgOptLists);
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[10453] | 144 |
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[11680] | 145 | if ($self->{'info_only'}) {
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| 146 | # don't worry about any options etc
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| 147 | return bless $self, $class;
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| 148 | }
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| 149 |
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[10890] | 150 | my $convert_to_type = $self->{'convert_to'};
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| 151 | if (!defined $convert_to_type || $convert_to_type eq "") {
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| 152 | $convert_to_type = "auto";
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| 153 | }
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| 154 | my $windows_scripting = $self->{'windows_scripting'};
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[11833] | 155 | $windows_scripting = 0 unless defined $windows_scripting;
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[15871] | 156 | if ($classPluginName eq "PDFPlugin") {
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[10890] | 157 | if ($convert_to_type eq "text" &&
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[10503] | 158 | $ENV{'GSDLOS'} =~ /^windows$/i) {
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| 159 | print STDERR "Windows does not support pdf to text. PDFs will be converted to HTML instead\n";
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[10890] | 160 | $convert_to_type = "html";
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[10503] | 161 | }
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[15871] | 162 | } elsif ($classPluginName eq "WordPlugin") {
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[11833] | 163 | if ($windows_scripting && $ENV{'GSDLOS'} =~ /^windows$/i && $convert_to_type =~ /^(html|auto)$/) {
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[10503] | 164 | # we use structured HTML, not normal html
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[10890] | 165 | $convert_to_type = "structuredhtml";
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[10503] | 166 | }
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[15871] | 167 | } elsif ($classPluginName eq "PPTPlugin") {
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[11833] | 168 | if ($windows_scripting && $ENV{'GSDLOS'} =~ /^windows$/i && $convert_to_type eq "auto") {
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[10503] | 169 | # we use paged img
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[10890] | 170 | $convert_to_type = "pagedimg_jpg";
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[10503] | 171 | }
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[15871] | 172 | } elsif ($classPluginName eq "PSPlugin") {
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[10890] | 173 | if ($convert_to_type eq "auto") {
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[10537] | 174 | # we use text
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[10890] | 175 | $convert_to_type = "text";
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[10537] | 176 | }
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[10503] | 177 | }
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[10504] | 178 |
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[10890] | 179 | if ($convert_to_type eq "auto") {
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[10453] | 180 | # choose html for now - should choose a format based on doc type
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[10890] | 181 | $convert_to_type = "html";
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[10450] | 182 | }
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| 183 |
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[10890] | 184 | if ($convert_to_type eq "html") {
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[10453] | 185 | $self->{'convert_to'} = "HTML";
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[10450] | 186 | $self->{'convert_to_ext'} = "html";
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[10890] | 187 | } elsif ($convert_to_type eq "text") {
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[15871] | 188 | $self->{'convert_to'} = "Text";
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[10450] | 189 | $self->{'convert_to_ext'} = "txt";
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[10890] | 190 | } elsif ($convert_to_type eq "structuredhtml") {
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[10453] | 191 | $self->{'convert_to'} = "StructuredHTML";
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| 192 | $self->{'convert_to_ext'} = "html";
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[10890] | 193 | } elsif ($convert_to_type =~ /^pagedimg/) {
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[15871] | 194 | $self->{'convert_to'} = "PagedImage";
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[10890] | 195 | my ($convert_to_ext) = $convert_to_type =~ /pagedimg\_(jpg|gif|png)/i;
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[10453] | 196 | $convert_to_ext = 'jpg' unless defined $convert_to_ext;
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| 197 | $self->{'convert_to_ext'} = $convert_to_ext;
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[10450] | 198 | }
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[10453] | 199 |
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[10450] | 200 | return bless $self, $class;
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| 201 | }
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| 202 |
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| 203 |
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| 204 | sub init {
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| 205 | my $self = shift (@_);
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| 206 | my ($verbosity, $outhandle, $failhandle) = @_;
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| 207 |
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| 208 | $self->SUPER::init($verbosity,$outhandle,$failhandle);
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| 209 |
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| 210 | my $secondary_plugins = $self->{'secondary_plugins'};
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| 211 |
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| 212 | foreach my $plug_name (keys %$secondary_plugins) {
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| 213 | my $plugin = $secondary_plugins->{$plug_name};
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| 214 | $plugin->init($verbosity,$outhandle,$failhandle);
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| 215 | }
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| 216 | }
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| 217 |
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| 218 | sub deinit {
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| 219 | # called only once, after all plugin passes have been done
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| 220 |
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| 221 | my ($self) = @_;
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| 222 |
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| 223 | my $secondary_plugins = $self->{'secondary_plugins'};
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| 224 |
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| 225 | foreach my $plug_name (keys %$secondary_plugins) {
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| 226 | my $plugin = $secondary_plugins->{$plug_name};
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| 227 | $plugin->deinit();
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| 228 | }
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| 229 | }
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| 230 |
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| 231 | sub convert_post_process
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| 232 | {
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| 233 | # by default do no post processing
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| 234 | return;
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| 235 | }
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| 236 |
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| 237 |
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| 238 | # Run conversion utility on the input file.
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| 239 | #
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| 240 | # The conversion takes place in a collection specific 'tmp' directory so
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| 241 | # that we don't accidentally damage the input.
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| 242 | #
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| 243 | # The desired output type is indicated by $output_ext. This is usually
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| 244 | # something like "html" or "word", but can be "best" (or the empty string)
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| 245 | # to indicate that the conversion utility should do the best it can.
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| 246 | sub tmp_area_convert_file {
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| 247 | my $self = shift (@_);
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| 248 | my ($output_ext, $input_filename, $textref) = @_;
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| 249 |
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| 250 | my $outhandle = $self->{'outhandle'};
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| 251 | my $convert_to = $self->{'convert_to'};
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| 252 | my $failhandle = $self->{'failhandle'};
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| 253 | my $convert_to_ext = $self->{'convert_to_ext'};
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| 254 |
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| 255 | # derive tmp filename from input filename
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| 256 | my ($tailname, $dirname, $suffix)
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| 257 | = &File::Basename::fileparse($input_filename, "\\.[^\\.]+\$");
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| 258 |
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[15116] | 259 | # softlink to collection tmp dir
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| 260 | my $tmp_dirname = $dirname;
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| 261 | if(defined $ENV{'GSDLCOLLECTDIR'}) {
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| 262 | $tmp_dirname = $ENV{'GSDLCOLLECTDIR'};
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| 263 | } elsif(defined $ENV{'GSDLHOME'}) {
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| 264 | $tmp_dirname = $ENV{'GSDLHOME'};
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| 265 | }
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| 266 | $tmp_dirname = &util::filename_cat($tmp_dirname, "tmp");
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| 267 | &util::mk_dir($tmp_dirname) if (!-e $tmp_dirname);
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[15151] | 268 |
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| 269 | # The following is not necessary and will cause problems with
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| 270 | # replacing_srcdoc_with_html in the GSDLremote case:
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[10450] | 271 | # Remove any white space from filename -- no risk of name collision, and
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| 272 | # makes later conversion by utils simpler. Leave spaces in path...
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| 273 | # tidy up the filename with space, dot, hyphen between
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[15151] | 274 | #$tailname =~ s/\s+//g;
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| 275 | #$tailname =~ s/\.+//g;
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| 276 | #$tailname =~ s/\-+//g;
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[12688] | 277 |
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[16888] | 278 | # convert to utf-8 otherwise we have problems with the doc.xml file later on
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| 279 | # print STDERR "**** filename $tailname$suffix is already UTF8\n" if &unicode::check_is_utf8($tailname);
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[16580] | 280 | $tailname = $self->SUPER::filepath_to_utf8($tailname) unless &unicode::check_is_utf8($tailname);
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[12688] | 281 |
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[16888] | 282 | # URLEncode this since htmls with images where the html filename is utf8 don't seem
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| 283 | # to work on Windows (IE or Firefox), as browsers are looking for filesystem-encoded
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| 284 | # files on the filesystem.
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| 285 | $tailname = &unicode::url_encode($tailname);
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| 286 |
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[10450] | 287 | $suffix = lc($suffix);
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| 288 | my $tmp_filename = &util::filename_cat($tmp_dirname, "$tailname$suffix");
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[15166] | 289 |
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| 290 | # If gsdl is remote, we're given relative path to input file, of the form import/tailname.suffix
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| 291 | # But we can't softlink to relative paths. Therefore, we need to ensure that
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| 292 | # the input_filename is the absolute path, see http://perldoc.perl.org/File/Spec.html
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| 293 | my $ensure_path_absolute = 1; # true
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| 294 | &util::soft_link($input_filename, $tmp_filename, $ensure_path_absolute);
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[10450] | 295 | my $verbosity = $self->{'verbosity'};
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| 296 | if ($verbosity > 0) {
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| 297 | print $outhandle "Converting $tailname$suffix to $convert_to format\n";
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| 298 | }
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| 299 |
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| 300 | my $errlog = &util::filename_cat($tmp_dirname, "err.log");
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| 301 |
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| 302 | # Execute the conversion command and get the type of the result,
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| 303 | # making sure the converter gives us the appropriate output type
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| 304 | my $output_type="";
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[15871] | 305 | if ($convert_to =~ m/PagedImage/i) {
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[10450] | 306 | $output_type = lc($convert_to)."_".lc($convert_to_ext);
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| 307 | } else {
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| 308 | $output_type = lc($convert_to);
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| 309 | }
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| 310 |
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| 311 | my $cmd = "perl -S gsConvert.pl -verbose $verbosity ";
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| 312 | if (defined $self->{'convert_options'}) {
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| 313 | $cmd .= $self->{'convert_options'} . " ";
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| 314 | }
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| 315 | if ($self->{'use_strings'}) {
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| 316 | $cmd .= "-use_strings ";
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| 317 | }
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| 318 | $cmd .= "-errlog \"$errlog\" -output $output_type \"$tmp_filename\"";
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| 319 | $output_type = `$cmd`;
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| 320 |
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| 321 | # remove symbolic link to original file
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| 322 | &util::rm($tmp_filename);
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[15116] | 323 |
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[10450] | 324 | # Check STDERR here
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| 325 | chomp $output_type;
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| 326 | if ($output_type eq "fail") {
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| 327 | print $outhandle "Could not convert $tailname$suffix to $convert_to format\n";
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| 328 | print $failhandle "$tailname$suffix: " . ref($self) . " failed to convert to $convert_to\n";
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[10994] | 329 | # The following meant that if a conversion failed, the document would be counted twice - do we need it for anything?
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| 330 | #$self->{'num_not_processed'} ++;
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[10450] | 331 | if (-s "$errlog") {
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| 332 | open(ERRLOG, "$errlog");
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| 333 | while (<ERRLOG>) {
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| 334 | print $outhandle "$_";
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| 335 | }
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| 336 | print $outhandle "\n";
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| 337 | close ERRLOG;
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| 338 | }
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| 339 | &util::rm("$errlog") if (-e "$errlog");
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| 340 | return "";
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| 341 | }
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| 342 |
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| 343 | # store the *actual* output type and return the output filename
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| 344 | # it's possible we requested conversion to html, but only to text succeeded
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| 345 | #$self->{'convert_to_ext'} = $output_type;
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| 346 | if ($output_type =~ /html/i) {
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| 347 | $self->{'converted_to'} = "HTML";
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| 348 | } elsif ($output_type =~ /te?xt/i) {
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[15871] | 349 | $self->{'converted_to'} = "Text";
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[10450] | 350 | } elsif ($output_type =~ /item/i){
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[15871] | 351 | $self->{'converted_to'} = "PagedImage";
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[10450] | 352 | }
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| 353 |
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| 354 | my $output_filename = $tmp_filename;
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| 355 | if ($output_type =~ /item/i) {
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| 356 | # running under windows
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| 357 | if ($ENV{'GSDLOS'} =~ /^windows$/i) {
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| 358 | $output_filename = $tmp_dirname . "\\$tailname\\" . $tailname . ".$output_type";
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| 359 | } else {
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| 360 | $output_filename = $tmp_dirname . "\/$tailname\/" . $tailname . ".$output_type";
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| 361 | }
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| 362 | } else {
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| 363 | $output_filename =~ s/$suffix$/.$output_type/;
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| 364 | }
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[12688] | 365 |
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[10450] | 366 | return $output_filename;
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| 367 | }
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| 368 |
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| 369 |
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[15871] | 370 | # Override BasPlug read_into_doc_obj - we need to call secondary plugin stuff
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| 371 | sub read_into_doc_obj {
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[10450] | 372 | my $self = shift (@_);
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[16392] | 373 | my ($pluginfo, $base_dir, $file, $block_hash, $metadata, $processor, $maxdocs, $total_count, $gli) = @_;
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[10450] | 374 |
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| 375 | my $outhandle = $self->{'outhandle'};
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[15871] | 376 |
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[16392] | 377 | my ($filename_full_path, $filename_no_path) = &util::get_full_filenames($base_dir, $file);
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[15871] | 378 |
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[10450] | 379 | my $output_ext = $self->{'convert_to_ext'};
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| 380 | my $conv_filename = "";
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[15871] | 381 | $conv_filename = $self->tmp_area_convert_file($output_ext, $filename_full_path);
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[16580] | 382 |
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[10609] | 383 | if ("$conv_filename" eq "") {return -1;} # had an error, will be passed down pipeline
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| 384 | if (! -e "$conv_filename") {return -1;}
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[10450] | 385 | $self->{'conv_filename'} = $conv_filename;
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| 386 | $self->convert_post_process($conv_filename);
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[11008] | 387 |
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| 388 | # Run the "fribidi" (http://fribidi.org) Unicode Bidirectional Algorithm program over the converted file
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| 389 | # Added for fixing up Persian PDFs after being processed by pdftohtml, but may be useful in other cases too
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[15871] | 390 | if ($self->{'apply_fribidi'} && $self->{'converted_to'} =~ /(HTML|Text)/) {
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[11008] | 391 | my $fribidi_command = "fribidi \"$conv_filename\" >\"${conv_filename}.tmp\"";
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| 392 | if (system($fribidi_command) != 0) {
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| 393 | print STDERR "ERROR: Cannot run fribidi on \"$conv_filename\".\n";
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| 394 | }
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| 395 | else {
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| 396 | &util::mv("${conv_filename}.tmp", $conv_filename);
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| 397 | }
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| 398 | }
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| 399 |
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[10450] | 400 | my $secondary_plugins = $self->{'secondary_plugins'};
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| 401 | my $num_secondary_plugins = scalar(keys %$secondary_plugins);
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| 402 |
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| 403 | if ($num_secondary_plugins == 0) {
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| 404 | print $outhandle "Warning: No secondary plugin to use in conversion. Skipping $file\n";
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| 405 | return 0; # effectively block it
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| 406 | }
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| 407 |
|
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| 408 | my @plugin_names = keys %$secondary_plugins;
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| 409 | my $plugin_name = shift @plugin_names;
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| 410 |
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| 411 | if ($num_secondary_plugins > 1) {
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| 412 | print $outhandle "Warning: Multiple secondary plugins not supported yet! Choosing $plugin_name\n.";
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| 413 | }
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| 414 |
|
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| 415 | my $secondary_plugin = $secondary_plugins->{$plugin_name};
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| 416 |
|
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| 417 | # note: metadata is not carried on to the next level
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[16392] | 418 | ## **** I just replaced $metadata with {} in following
|
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[10450] | 419 | my ($rv,$doc_obj)
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[16392] | 420 | = $secondary_plugin->read_into_doc_obj ($pluginfo,"", $conv_filename, $block_hash, {}, $processor, $maxdocs, $total_count, $gli);
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[10450] | 421 |
|
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| 422 | if ((!defined $rv) || ($rv<1)) {
|
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| 423 | # wasn't processed
|
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| 424 | return $rv;
|
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| 425 | }
|
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| 426 |
|
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| 427 | # Override previous gsdlsourcefilename set by secondary plugin
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[15871] | 428 | my $collect_file = &util::filename_within_collection($filename_full_path);
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[10450] | 429 | my $collect_conv_file = &util::filename_within_collection($conv_filename);
|
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| 430 | $doc_obj->set_source_filename ($collect_file);
|
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| 431 | $doc_obj->set_converted_filename($collect_conv_file);
|
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| 432 |
|
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[15871] | 433 | $self->set_Source_metadata($doc_obj, $filename_no_path);
|
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| 434 |
|
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[10450] | 435 | $doc_obj->set_utf8_metadata_element($doc_obj->get_top_section(), "Plugin", "$self->{'plugin_type'}");
|
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[15871] | 436 | $doc_obj->set_utf8_metadata_element($doc_obj->get_top_section(), "FileSize", (-s $filename_full_path));
|
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[10450] | 437 |
|
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| 438 | # do plugin specific processing of doc_obj
|
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[15871] | 439 | unless (defined ($self->process($pluginfo, $base_dir, $file, $metadata, $doc_obj, $gli))) {
|
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[10450] | 440 | print STDERR "<ProcessingError n='$file'>\n" if ($gli);
|
---|
| 441 | return -1;
|
---|
| 442 | }
|
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[15871] | 443 |
|
---|
| 444 | my $topsection = $doc_obj->get_top_section();
|
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| 445 | $self->add_associated_files($doc_obj, $filename_full_path);
|
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[16392] | 446 |
|
---|
| 447 | # extra_metadata is already called by sec plugin in process??
|
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[15871] | 448 | $self->extra_metadata($doc_obj, $topsection, $metadata); # do we need this here??
|
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[10450] | 449 | # do any automatic metadata extraction
|
---|
| 450 | $self->auto_extract_metadata ($doc_obj);
|
---|
[10592] | 451 |
|
---|
| 452 | # have we found a Title??
|
---|
[15871] | 453 | $self->title_fallback($doc_obj,$topsection,$filename_no_path);
|
---|
[10592] | 454 |
|
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[15871] | 455 | $self->add_OID($doc_obj);
|
---|
[14928] | 456 |
|
---|
[15871] | 457 | return (1, $doc_obj);
|
---|
[14928] | 458 |
|
---|
[15871] | 459 | }
|
---|
[14928] | 460 |
|
---|
[15871] | 461 | sub process {
|
---|
| 462 | my $self = shift (@_);
|
---|
| 463 | my ($pluginfo, $base_dir, $file, $metadata, $doc_obj, $gli) = @_;
|
---|
[10450] | 464 |
|
---|
[15871] | 465 | return $self->process_type($base_dir, $file, $doc_obj);
|
---|
[10450] | 466 | }
|
---|
| 467 |
|
---|
| 468 | # do plugin specific processing of doc_obj for doc_ext type
|
---|
| 469 | sub process_type {
|
---|
| 470 | my $self = shift (@_);
|
---|
[15871] | 471 | my ($base_dir, $file, $doc_obj) = @_;
|
---|
[10450] | 472 |
|
---|
[15871] | 473 | # need to check that not empty
|
---|
| 474 | my $doc_ext = $self->{'filename_extension'};
|
---|
| 475 | my $file_type = "unknown";
|
---|
| 476 | $file_type = $self->{'file_type'} if defined $self->{'file_type'};
|
---|
| 477 |
|
---|
[10450] | 478 | # associate original file with doc object
|
---|
| 479 | my $cursection = $doc_obj->get_top_section();
|
---|
| 480 | my $filename = &util::filename_cat($base_dir, $file);
|
---|
[12961] | 481 | my $assocfilename = "doc.$doc_ext";
|
---|
| 482 | if ($self->{'keep_original_filename'} == 1) {
|
---|
[16922] | 483 | # this should be the same filename that was used for the Source and SourceFile metadata,
|
---|
| 484 | # as we will use [SourceFile] in the srclink
|
---|
[16954] | 485 | $assocfilename = $doc_obj->get_assocfile_from_sourcefile();
|
---|
[12961] | 486 | }
|
---|
| 487 | $doc_obj->associate_file($filename, $assocfilename, undef, $cursection);
|
---|
[10450] | 488 |
|
---|
| 489 | # We use set instead of add here because we only want one value
|
---|
[15871] | 490 | $doc_obj->set_utf8_metadata_element($cursection, "FileFormat", $file_type);
|
---|
[11834] | 491 | my $doclink = "<a href=\"_httpprefix_/collect/[collection]/index/assoc/[archivedir]/doc.$doc_ext\">";
|
---|
[12961] | 492 | if ($self->{'keep_original_filename'} == 1) {
|
---|
[16922] | 493 | $doclink = "<a href=\"_httpprefix_/collect/[collection]/index/assoc/[archivedir]/[SourceFile]\">";
|
---|
[12961] | 494 | }
|
---|
[10450] | 495 | $doc_obj->add_utf8_metadata ($cursection, "srclink", $doclink);
|
---|
| 496 | $doc_obj->add_utf8_metadata ($cursection, "srcicon", "_icon".$doc_ext."_");
|
---|
| 497 | $doc_obj->add_utf8_metadata ($cursection, "/srclink", "</a>");
|
---|
| 498 |
|
---|
| 499 | return 1;
|
---|
| 500 | }
|
---|
| 501 |
|
---|
| 502 | 1;
|
---|
| 503 |
|
---|
| 504 |
|
---|
| 505 |
|
---|
| 506 |
|
---|
| 507 |
|
---|
| 508 |
|
---|
| 509 |
|
---|