1 | ###########################################################################
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2 | #
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3 | # FedoraMETSPlugout.pm -- the plugout module for METS archives
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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) 2006 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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25 |
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26 | package FedoraMETSPlugout;
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27 |
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28 | use strict;
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29 | no strict 'refs';
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30 |
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31 | #eval {require bytes};
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32 | #use util;
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33 | use METSPlugout;
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34 | #use docprint; # for escape_text
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35 |
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36 | sub BEGIN {
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37 | @FedoraMETSPlugout::ISA = ('METSPlugout');
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38 | }
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39 |
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40 | my $arguments = [
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41 | { 'name' => "fedora_namespace",
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42 | 'desc' => "{FedoraPlugout.fedora_namespace}",
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43 | 'type' => "string",
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44 | 'deft' => "greenstone",
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45 | 'reqd' => "no",
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46 | 'hiddengli' => "no"}
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47 | ];
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48 |
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49 |
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50 |
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51 | my $options = { 'name' => "FedoraMETSPlugout",
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52 | 'desc' => "{FedoraMETSPlugout.desc}",
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53 | 'abstract' => "no",
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54 | 'inherits' => "yes",
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55 | 'args' => $arguments
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56 | };
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57 |
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58 |
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59 | sub new
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60 | {
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61 | my ($class) = shift (@_);
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62 | my ($plugoutlist, $inputargs,$hashArgOptLists) = @_;
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63 | push(@$plugoutlist, $class);
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64 |
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65 |
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66 | push(@{$hashArgOptLists->{"ArgList"}},@{$arguments});
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67 | push(@{$hashArgOptLists->{"OptList"}},$options);
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68 |
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69 | my $self = new METSPlugout($plugoutlist,$inputargs,$hashArgOptLists);
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70 |
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71 | return bless $self, $class;
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72 | }
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73 |
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74 |
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75 | sub output_mets_xml_header
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76 | {
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77 | my $self = shift(@_);
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78 | my ($handle, $OID, $doc_title) = @_;
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79 |
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80 | my $fnamespace = $self->{'fedora_namespace'};
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81 | my $oid_namespace = (defined $fnamespace) ? $fnamespace : "test";
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82 |
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83 | my $collection = $ENV{'GSDLCOLLECTION'};
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84 |
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85 | # Might need the following in the schemeLocation attribute for Fedora3
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86 | # http://www.fedora.info/definitions/1/0/mets-fedora-ext1-1.xsd
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87 | my $extra_attr = "OBJID=\"$oid_namespace:$collection-$OID\" TYPE=\"FedoraObject\" LABEL=\"$doc_title\"";
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88 |
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89 | my $extra_schema = undef;
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90 |
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91 | if ($ENV{'FEDORA_VERSION'} =~ m/^2/) { # checking if major version is 2
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92 | $extra_schema = "http://www.fedora.info/definitions/1/0/mets-fedora-ext.xsd";
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93 | }
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94 | else {
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95 | $extra_attr .= " EXT_VERSION=\"1.1\"";
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96 | }
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97 |
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98 | $self->output_mets_xml_header_extra_attribute($handle,$extra_attr,$extra_schema);
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99 |
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100 | print $handle '<mets:metsHdr RECORDSTATUS="A"/>'. "\n"; # A = active
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101 |
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102 | }
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103 |
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104 | #
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105 | # Print out "family" of doctxt.xml files
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106 | #
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107 |
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108 | sub saveas_doctxt_section
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109 | {
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110 | my $self = shift (@_);
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111 | my ($doc_obj,$working_dir,$section) = @_;
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112 |
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113 | my $section_ptr=$doc_obj->_lookup_section($section);
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114 | return unless defined $section_ptr;
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115 |
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116 | my $section_fnum ="1". $section;
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117 | $section_fnum =~ s/\./_/g;
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118 |
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119 | my $doc_txt_file = &util::filename_cat ($working_dir,"doctxt$section_fnum.xml");
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120 |
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121 | $self->open_xslt_pipe($doc_txt_file,$self->{'xslt_txt'});
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122 |
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123 | my $outhandler;
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124 |
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125 | if (defined $self->{'xslt_writer'}){
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126 | $outhandler = $self->{'xslt_writer'};
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127 | }
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128 | else{
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129 | $outhandler = $self->get_output_handler($doc_txt_file);
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130 | }
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131 |
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132 | $self->output_xml_header($outhandler);
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133 | $self->output_txt_section($outhandler,$doc_obj, $section);
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134 | $self->output_xml_footer($outhandler);
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135 |
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136 |
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137 | if (defined $self->{'xslt_writer'}){
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138 | $self->close_xslt_pipe();
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139 | }
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140 | else{
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141 | close($outhandler);
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142 | }
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143 |
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144 |
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145 | # Output all the subsections as separate files
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146 | foreach my $subsection (@{$section_ptr->{'subsection_order'}}){
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147 |
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148 | $self->saveas_doctxt_section($doc_obj, $working_dir, "$section.$subsection");
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149 | }
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150 |
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151 |
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152 | }
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153 |
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154 |
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155 | sub saveas_doctxt
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156 | {
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157 | my $self = shift (@_);
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158 | my ($doc_obj,$working_dir) = @_;
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159 |
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160 | my $section = $doc_obj->get_top_section();
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161 |
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162 | $self->saveas_doctxt_section($doc_obj,$working_dir,$section);
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163 |
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164 | $self->saveas_toc($doc_obj,$working_dir);
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165 | }
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166 |
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167 | sub buffer_toc
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168 | {
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169 | my $self = shift (@_);
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170 | my ($doc_obj,$working_dir,$section,$depth) = @_;
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171 |
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172 | my $section_ptr=$doc_obj->_lookup_section($section);
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173 | return "" unless defined $section_ptr;
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174 |
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175 | my $all_text = "";
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176 |
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177 | my $section_num ="1". $section;
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178 | my $indent = " " x ($depth*2);
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179 |
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180 | $all_text .= "$indent<Section id=\"$section_num\">\n";
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181 |
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182 | # Output all the subsections as separate files
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183 | foreach my $subsection (@{$section_ptr->{'subsection_order'}})
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184 | {
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185 | $all_text
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186 | .= $self->buffer_toc($doc_obj, $working_dir,
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187 | "$section.$subsection",$depth+1);
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188 | }
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189 |
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190 | $all_text .= "$indent</Section>\n";
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191 |
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192 | return $all_text;
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193 | }
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194 |
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195 |
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196 | sub saveas_toc
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197 | {
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198 | my $self = shift (@_);
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199 | my ($doc_obj,$working_dir) = @_;
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200 |
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201 | my $section = $doc_obj->get_top_section();
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202 | my $section_ptr=$doc_obj->_lookup_section($section);
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203 | my $num_subsections = scalar(@{$section_ptr->{'subsection_order'}});
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204 |
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205 | # If num_subsections is 0, then there is no nested TOC
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206 |
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207 | if ($num_subsections>0) {
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208 |
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209 | my $doc_txt_file = &util::filename_cat ($working_dir,"doctoc.xml");
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210 |
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211 | $self->open_xslt_pipe($doc_txt_file,$self->{'xslt_txt'});
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212 |
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213 | my $outhandler;
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214 |
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215 | if (defined $self->{'xslt_writer'}){
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216 | $outhandler = $self->{'xslt_writer'};
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217 | }
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218 | else{
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219 | $outhandler = $self->get_output_handler($doc_txt_file);
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220 | }
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221 | print $outhandler $self->buffer_toc($doc_obj, $working_dir, $section, 0);
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222 |
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223 | if (defined $self->{'xslt_writer'}){
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224 | $self->close_xslt_pipe();
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225 | }
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226 | else{
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227 | close($outhandler);
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228 | }
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229 | }
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230 |
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231 | }
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232 |
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233 |
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234 | sub buffer_mets_relsext_xml
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235 | {
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236 | my $self = shift(@_);
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237 | my ($doc_obj) = @_;
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238 |
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239 | my $OID = $doc_obj->get_OID();
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240 |
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241 | my $fnamespace = $self->{'fedora_namespace'};
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242 | my $oid_namespace = (defined $fnamespace) ? $fnamespace : "test";
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243 | my $collection = $ENV{'GSDLCOLLECTION'};
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244 |
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245 | my $fed_id = "$oid_namespace:$collection-$OID";
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246 |
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247 | my $all_text = "";
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248 |
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249 | my $top_section = $doc_obj->get_top_section();
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250 | my $plugin_type = $doc_obj->get_metadata_element($top_section,"Plugin");
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251 |
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252 | # Images do not get ingested into Fedora when on Linux if the following is included
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253 | # Needs more investigation, since we'd like a working version of the following
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254 | # in order to get thumbnails working and other stuff.
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255 | # if ((defined $plugin_type) && ($plugin_type eq "ImagePlugin"))
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256 | # {
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257 | #
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258 | # $all_text .= "<mets:amdSec ID=\"RELS-EXT\">\n";
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259 | # $all_text .= " <mets:techMD ID=\"RELS-EXT1.0\" STATUS=\"A\">\n";
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260 | # $all_text .= " <mets:mdWrap LABEL=\"RELS-EXT - RDF formatted relationship metadata\" MDTYPE=\"OTHER\" MIMETYPE=\"text/xml\">\n";
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261 | # $all_text .= " <mets:xmlData>\n";
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262 | # $all_text .= " <rdf:RDF xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\" xmlns:fedora-model=\"info:fedora/fedora-system:def/model#\">\n";
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263 | # $all_text .= " <rdf:Description rdf:about=\"info:fedora/$fed_id\">\n";
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264 | # $all_text .= " <fedora-model:hasContentModel rdf:resource=\"info:fedora/demo:UVA_STD_IMAGE\"/>\n";
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265 | # $all_text .= " </rdf:Description>\n";
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266 | # $all_text .= " </rdf:RDF>\n";
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267 | # $all_text .= " </mets:xmlData>\n";
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268 | # $all_text .= " </mets:mdWrap>\n";
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269 | # $all_text .= " </mets:techMD>\n";
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270 | # $all_text .= "</mets:amdSec>\n";
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271 | # }
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272 |
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273 | return $all_text;
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274 | }
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275 |
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276 |
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277 | #
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278 | # Print out docmets.xml file
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279 | #
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280 | sub output_mets_section
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281 | {
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282 | my $self = shift(@_);
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283 | my ($handle, $doc_obj, $section, $working_dir) = @_;
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284 |
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285 | # print out the dmdSection
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286 | print $handle $self->buffer_mets_dmdSection_section_xml($doc_obj,$section);
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287 |
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288 | print $handle $self->buffer_mets_relsext_xml($doc_obj);
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289 |
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290 | print $handle "<mets:fileSec>\n";
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291 | print $handle " <mets:fileGrp ID=\"DATASTREAMS\">\n";
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292 |
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293 | # Generate Filestream for Table of Contents (TOC)
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294 | my $section_ptr=$doc_obj->_lookup_section($section);
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295 | my $num_subsections = scalar(@{$section_ptr->{'subsection_order'}});
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296 |
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297 | # If num_subsections is 0, then there is no nested TOC
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298 |
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299 | if ($num_subsections>0) {
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300 | print $handle $self->buffer_mets_fileSection_toc($doc_obj,$section,$working_dir);
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301 | }
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302 |
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303 | # print out the fileSection by sections
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304 | print $handle $self->buffer_mets_fileSection_section_xml($doc_obj,$section,$working_dir);
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305 |
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306 | # print out the whole fileSection
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307 | print $handle $self->buffer_mets_fileWhole_section_xml($doc_obj,$section,$working_dir);
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308 |
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309 | print $handle " </mets:fileGrp>\n";
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310 | print $handle "</mets:fileSec>\n";
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311 |
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312 | # print out the StructMapSection by sections
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313 |
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314 | my $struct_type = "fedora:dsBindingMap";
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315 |
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316 | # If document is going to make use of deminators (BMech and BDef) then
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317 | # need to code up more output XML here (structMap)and in
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318 | # METS:behaviorSec (Fedora extension?) sections
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319 |
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320 | }
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321 |
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322 | sub buffer_mets_amdSec_header
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323 | {
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324 | my $self = shift(@_);
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325 | my ($section,$id) = @_;
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326 |
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327 | # convert section number
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328 | my $section_num ="1". $section;
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329 |
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330 | my $all_text = "";
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331 |
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332 | my $label_attr = "";
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333 |
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334 | $all_text .= "<mets:amdSec ID=\"$id$section\" >\n";
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335 | $all_text .= " <mets:techMD ID=\"$id$section.0\">\n"; # .0 fedora version number?
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336 |
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337 | $label_attr = "LABEL=\"Metadata\"";
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338 |
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339 | $all_text .= " <mets:mdWrap $label_attr MDTYPE=\"OTHER\" OTHERMDTYPE=\"gsdl3\" ID=\"".$id."gsdl$section_num\">\n";
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340 | $all_text .= " <mets:xmlData>\n";
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341 |
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342 | return $all_text;
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343 |
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344 | }
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345 |
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346 | sub buffer_mets_amdSec_footer
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347 | {
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348 | my $self = shift(@_);
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349 |
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350 | my $all_text = "";
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351 |
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352 | $all_text .= " </mets:xmlData>\n";
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353 | $all_text .= " </mets:mdWrap>\n";
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354 |
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355 | $all_text .= " </mets:techMD>\n";
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356 | $all_text .= "</mets:amdSec>\n";
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357 |
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358 | return $all_text;
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359 |
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360 | }
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361 |
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362 | sub oai_dc_metadata_xml
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363 | {
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364 | my $self = shift(@_);
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365 | my ($doc_obj,$section) = @_;
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366 |
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367 | my $all_text = "";
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368 |
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369 | my $dc_namespace = "";
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370 | $dc_namespace .= "xmlns:dc=\"http://purl.org/dc/elements/1.1/\"";
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371 | $dc_namespace .= " xmlns:oai_dc=\"http://www.openarchives.org/OAI/2.0/oai_dc/\" ";
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372 |
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373 | $all_text .= " <oai_dc:dc $dc_namespace>\n";
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374 |
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375 | $all_text .= $self->get_dc_metadata($doc_obj, $section,"oai_dc");
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376 | $all_text .= " </oai_dc:dc>\n";
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377 |
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378 | return $all_text;
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379 | }
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380 |
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381 |
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382 |
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383 |
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384 |
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385 | # Work out the what the metadata set prefixes (dc,dls etc.) are for
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386 | # this document
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387 |
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388 | sub metadata_set_prefixes
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389 | {
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390 | my $self = shift(@_);
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391 | my ($doc_obj, $section) = @_;
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392 |
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393 | $section="" unless defined $section;
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394 |
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395 | my $section_ptr = $doc_obj->_lookup_section($section);
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396 | return {} unless defined $section_ptr;
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397 |
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398 | my $unique_prefix = {};
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399 |
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400 | foreach my $data (@{$section_ptr->{'metadata'}})
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401 | {
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402 | my ($prefix) = ($data->[0]=~ m/^(.*?)\./);
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403 |
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404 | if (defined $prefix)
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405 | {
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406 | next if ($prefix eq "dc"); # skip dublin core as handled separately elsewhere
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407 |
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408 | $unique_prefix->{$prefix} = 1;
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409 | }
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410 | else
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411 | {
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412 | $unique_prefix->{"ex"} = 1;
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413 | }
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414 |
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415 | }
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416 |
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417 | return $unique_prefix;
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418 | }
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419 |
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420 |
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421 | sub mds_metadata_xml
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422 | {
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423 | my $self = shift(@_);
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424 | my ($doc_obj, $section, $mds_prefix, $namespace) = @_;
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425 |
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426 | # build up string of metadata with $mds_prefix
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427 | $section="" unless defined $section;
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428 |
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429 | my $section_ptr = $doc_obj->_lookup_section($section);
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430 | return "" unless defined $section_ptr;
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431 |
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432 | my $all_text="";
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433 | $all_text .= " <$mds_prefix:$mds_prefix $namespace>\n";
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434 |
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435 |
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436 | foreach my $data (@{$section_ptr->{'metadata'}})
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437 | {
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438 | if ($data->[0]=~ m/^(?:(.*?)\.)?(.*)$/)
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439 | {
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440 | my $curr_mds_prefix = $1;
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441 | my $mds_full_element = $2;
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442 |
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443 | $curr_mds_prefix = "ex" unless defined $curr_mds_prefix;
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444 |
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445 | if ($curr_mds_prefix eq $mds_prefix)
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446 | {
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447 | # split up full element in the form Title^en into element=Title, attr="en"
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448 | my ($mds_element,$subelem) = ($mds_full_element =~ m/^(.*?)(?:\^(.*))?$/);
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449 | my $mds_attr = (defined $subelem) ? "qualifier=\"$subelem\"" : "";
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450 |
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451 | my $escaped_value = &docprint::escape_text($data->[1]);
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452 |
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453 | $all_text .= " <$mds_prefix:metadata name=\"$mds_element\" $mds_attr>$escaped_value</$mds_prefix:metadata>\n";
|
---|
454 | }
|
---|
455 | }
|
---|
456 | }
|
---|
457 |
|
---|
458 | $all_text .= " </$mds_prefix:$mds_prefix>\n";
|
---|
459 |
|
---|
460 |
|
---|
461 | $all_text =~ s/[\x00-\x09\x0B\x0C\x0E-\x1F]//g;
|
---|
462 |
|
---|
463 | return $all_text;
|
---|
464 | }
|
---|
465 |
|
---|
466 |
|
---|
467 |
|
---|
468 | sub buffer_mets_dmdSection_section_xml
|
---|
469 | {
|
---|
470 | my $self = shift(@_);
|
---|
471 | my ($doc_obj,$section) = @_;
|
---|
472 |
|
---|
473 | $section="" unless defined $section;
|
---|
474 |
|
---|
475 | my $section_ptr=$doc_obj->_lookup_section($section);
|
---|
476 | return "" unless defined $section_ptr;
|
---|
477 |
|
---|
478 | my $all_text = "";
|
---|
479 |
|
---|
480 | $all_text .= $self->buffer_mets_amdSec_header($section,"DC");
|
---|
481 | $all_text .= $self->oai_dc_metadata_xml($doc_obj,$section);
|
---|
482 | $all_text .= $self->buffer_mets_amdSec_footer($section);
|
---|
483 |
|
---|
484 | # for each metadata set
|
---|
485 | my $md_sets = $self->metadata_set_prefixes($doc_obj,$section);
|
---|
486 |
|
---|
487 | foreach my $md_set (keys %$md_sets)
|
---|
488 | {
|
---|
489 | # Greenstone's agnostic approach to metadata sets conflicts with
|
---|
490 | # Fedoras more clinically prescribed one. Fake a namespace for
|
---|
491 | # each $md_set to keep both sides happy
|
---|
492 |
|
---|
493 | my $fake_namespace
|
---|
494 | = "xmlns:$md_set=\"http://www.greenstone.org/namespace/fake/$md_set\"";
|
---|
495 | my $id_caps = $md_set;
|
---|
496 | $id_caps =~ tr/[a-z]/[A-Z]/;
|
---|
497 |
|
---|
498 | $all_text .= $self->buffer_mets_amdSec_header($section,$id_caps);
|
---|
499 | $all_text .= $self->mds_metadata_xml($doc_obj,$section,$md_set,$fake_namespace);
|
---|
500 | $all_text .= $self->buffer_mets_amdSec_footer($section);
|
---|
501 | }
|
---|
502 |
|
---|
503 |
|
---|
504 | foreach my $subsection (@{$section_ptr->{'subsection_order'}}){
|
---|
505 | $all_text .= $self->buffer_mets_dmdSection_section_xml($doc_obj,"$section.$subsection");
|
---|
506 | }
|
---|
507 |
|
---|
508 | $all_text =~ s/[\x00-\x09\x0B\x0C\x0E-\x1F]//g;
|
---|
509 |
|
---|
510 | return $all_text;
|
---|
511 | }
|
---|
512 |
|
---|
513 |
|
---|
514 | sub doctxt_to_xlink
|
---|
515 | {
|
---|
516 | my $self = shift @_;
|
---|
517 | my ($fname,$working_dir) = @_;
|
---|
518 |
|
---|
519 | my $xlink_href;
|
---|
520 |
|
---|
521 | my $fedora_prefix = $ENV{'FEDORA_HOME'};
|
---|
522 | if (!defined $fedora_prefix) {
|
---|
523 | $xlink_href = "file:$fname";
|
---|
524 | }
|
---|
525 | else
|
---|
526 | {
|
---|
527 | my $collectparent;
|
---|
528 | if (defined $ENV{'GSDL3SRCHOME'}) { # we're dealing with a GS3 server
|
---|
529 | if(defined $ENV{'GSDL3HOME'}) { # in case the web directory is located in a separate place
|
---|
530 | $collectparent = &util::filename_cat($ENV{'GSDL3HOME'},"sites","localsite");
|
---|
531 | }
|
---|
532 | else { # try the default location for the web directory
|
---|
533 | $collectparent = &util::filename_cat($ENV{'GSDL3SRCHOME'},"web","sites","localsite");
|
---|
534 | }
|
---|
535 | }
|
---|
536 | else {
|
---|
537 | # greenstone 2
|
---|
538 | $collectparent = $ENV{'GSDLHOME'};
|
---|
539 | }
|
---|
540 |
|
---|
541 | my $gsdl_href = &util::filename_cat($working_dir, $fname);
|
---|
542 | $collectparent =~ s/\\/\\\\/g; # escape reserved metacharacter \ in path (by replacing it with \\) for substitution
|
---|
543 | $gsdl_href =~ s/^$collectparent(\/|\\)?//; # remove the collectparent path in gsdl_href and any trailing slash
|
---|
544 | $gsdl_href =~ s/\\/\//g; # make sure we have url paths (which only use / not \)
|
---|
545 | $gsdl_href = "/gsdl/$gsdl_href"; # prepend gsdl
|
---|
546 |
|
---|
547 | my $fserver = $ENV{'FEDORA_HOSTNAME'};
|
---|
548 | my $fport = $ENV{'FEDORA_SERVER_PORT'};
|
---|
549 |
|
---|
550 | my $fdomain = "http://$fserver:$fport";
|
---|
551 | $xlink_href = "$fdomain$gsdl_href";
|
---|
552 | }
|
---|
553 |
|
---|
554 |
|
---|
555 | return $xlink_href;
|
---|
556 |
|
---|
557 | }
|
---|
558 |
|
---|
559 |
|
---|
560 | sub buffer_mets_fileSection_toc
|
---|
561 | {
|
---|
562 | my $self = shift(@_);
|
---|
563 | my ($doc_obj,$section,$working_dir) = @_;
|
---|
564 |
|
---|
565 | my $opt_attr = "OWNERID=\"M\"";
|
---|
566 |
|
---|
567 | my $all_text = ' <mets:fileGrp ID="TOC">'. "\n";
|
---|
568 | $all_text .= " <mets:file MIMETYPE=\"text/xml\" ID=\"FILETOC\" $opt_attr >\n";
|
---|
569 | my $xlink = $self->doctxt_to_xlink("doctoc.xml",$working_dir);
|
---|
570 |
|
---|
571 | $all_text .= ' <mets:FLocat LOCTYPE="URL" xlink:href="'.$xlink.'"';
|
---|
572 |
|
---|
573 | $all_text .= ' xlink:title="Table of Contents"/>' . "\n";
|
---|
574 | $all_text .= " </mets:file>\n";
|
---|
575 | $all_text .= " </mets:fileGrp>\n";
|
---|
576 |
|
---|
577 | return $all_text;
|
---|
578 | }
|
---|
579 |
|
---|
580 |
|
---|
581 | sub buffer_mets_fileSection_section_xml
|
---|
582 | {
|
---|
583 | my $self = shift(@_);
|
---|
584 | my ($doc_obj,$section,$working_dir) = @_;
|
---|
585 |
|
---|
586 | my $is_txt_split = 1;
|
---|
587 | my $opt_owner_id = "OWNERID=\"M\"";
|
---|
588 |
|
---|
589 | my $all_text
|
---|
590 | = $self->SUPER::buffer_mets_fileSection_section_xml($doc_obj,$section,$working_dir,$is_txt_split, $opt_owner_id,"SECTION");
|
---|
591 |
|
---|
592 |
|
---|
593 | return $all_text;
|
---|
594 | }
|
---|
595 |
|
---|
596 | sub buffer_mets_fileWhole_section_xml
|
---|
597 | {
|
---|
598 | my $self = shift(@_);
|
---|
599 | my ($doc_obj,$section,$working_dir) = @_;
|
---|
600 |
|
---|
601 | my $section_ptr = $doc_obj-> _lookup_section($section);
|
---|
602 | return "" unless defined $section_ptr;
|
---|
603 |
|
---|
604 | my $all_text="";
|
---|
605 |
|
---|
606 | my $fileID=0;
|
---|
607 |
|
---|
608 | # Output the fileSection for the whole section
|
---|
609 | # => get the sourcefile and associative file
|
---|
610 |
|
---|
611 | my $id_root = "";
|
---|
612 | my $opt_owner_id = "OWNERID=\"M\"";
|
---|
613 |
|
---|
614 |
|
---|
615 | my $first_assocfile = 1;
|
---|
616 |
|
---|
617 | foreach my $data (@{$section_ptr->{'metadata'}}){
|
---|
618 | my $escaped_value = &docprint::escape_text($data->[1]);
|
---|
619 |
|
---|
620 | if ($data->[0] eq "gsdlassocfile"){
|
---|
621 |
|
---|
622 | $escaped_value =~ m/^(.*?):(.*):(.*)$/;
|
---|
623 | my $assoc_file = $1;
|
---|
624 | my $mime_type = $2;
|
---|
625 | my $assoc_dir = $3;
|
---|
626 |
|
---|
627 | if ($first_assocfile) {
|
---|
628 | $id_root = "url";
|
---|
629 | $first_assocfile = 0;
|
---|
630 | }
|
---|
631 | else {
|
---|
632 | $id_root = "FG$assoc_file";
|
---|
633 | }
|
---|
634 |
|
---|
635 | $id_root =~ s/\//_/g;
|
---|
636 | $all_text .= " <mets:fileGrp ID=\"$id_root\">\n";
|
---|
637 |
|
---|
638 | # The assoc_file's name may be url-encoded, so the xlink_href in the <mets:FLocat>
|
---|
639 | # element must be the url to this (possibly url-encoded) filename
|
---|
640 | my $assocfile_url = &unicode::filename_to_url($assoc_file);
|
---|
641 | my $assfilePath = ($assoc_dir eq "") ? $assocfile_url : "$assoc_dir/$assocfile_url";
|
---|
642 | ++$fileID;
|
---|
643 |
|
---|
644 | my $mime_attr = "MIMETYPE=\"$mime_type\"";
|
---|
645 | my $xlink_title = "xlink:title=\"$assoc_file\"";
|
---|
646 |
|
---|
647 | my $id_attr;
|
---|
648 | my $xlink_href;
|
---|
649 |
|
---|
650 | $id_attr = "ID=\"F$id_root.0\"";
|
---|
651 |
|
---|
652 | my $fedora_prefix = $ENV{'FEDORA_HOME'};
|
---|
653 | if (!defined $fedora_prefix) {
|
---|
654 | $xlink_href = "xlink:href=\"$assfilePath\"";
|
---|
655 | }
|
---|
656 | else
|
---|
657 | {
|
---|
658 | my $collectparent;
|
---|
659 | if (defined $ENV{'GSDL3SRCHOME'}) { # we're dealing with a GS3 server
|
---|
660 | if(defined $ENV{'GSDL3HOME'}) { # in case the web directory is located in a separate place
|
---|
661 | $collectparent = &util::filename_cat($ENV{'GSDL3HOME'},"sites","localsite");
|
---|
662 | }
|
---|
663 | else { # try the default location for the web directory
|
---|
664 | $collectparent = &util::filename_cat($ENV{'GSDL3SRCHOME'},"web","sites","localsite");
|
---|
665 | }
|
---|
666 | }
|
---|
667 | else {
|
---|
668 | # greenstone 2
|
---|
669 | $collectparent = $ENV{'GSDLHOME'};
|
---|
670 | }
|
---|
671 |
|
---|
672 | my $gsdl_href = &util::filename_cat($working_dir,$assfilePath);
|
---|
673 | $collectparent =~ s/\\/\\\\/g; # escape reserved metacharacter \ in path (by replacing it with \\) for substitution
|
---|
674 | $gsdl_href =~ s/^$collectparent(\/|\\)?//; # remove the collectparent path in gsdl_href and any trailing slash
|
---|
675 | $gsdl_href =~ s/\\/\//g; # make sure we have url paths (which only use / not \)
|
---|
676 | $gsdl_href = "/gsdl/$gsdl_href"; # prepend gsdl
|
---|
677 |
|
---|
678 | my $fserver = $ENV{'FEDORA_HOSTNAME'};
|
---|
679 | my $fport = $ENV{'FEDORA_SERVER_PORT'};
|
---|
680 |
|
---|
681 | my $fdomain = "http://$fserver:$fport";
|
---|
682 | $xlink_href = "xlink:href=\"$fdomain$gsdl_href\"";
|
---|
683 | }
|
---|
684 |
|
---|
685 | my $top_section = $doc_obj->get_top_section();
|
---|
686 | my $id = $doc_obj->get_metadata_element($top_section,"Identifier");
|
---|
687 |
|
---|
688 | ### print STDERR "**** mime-type: $mime_attr\n";
|
---|
689 |
|
---|
690 | $all_text .= " <mets:file $mime_attr $id_attr $opt_owner_id >\n";
|
---|
691 | $all_text .= " <mets:FLocat LOCTYPE=\"URL\" $xlink_href $xlink_title />\n";
|
---|
692 |
|
---|
693 | $all_text .= " </mets:file>\n";
|
---|
694 |
|
---|
695 | $all_text .= " </mets:fileGrp>\n";
|
---|
696 | }
|
---|
697 | }
|
---|
698 |
|
---|
699 | $all_text =~ s/[\x00-\x09\x0B\x0C\x0E-\x1F]//g;
|
---|
700 |
|
---|
701 | return $all_text;
|
---|
702 | }
|
---|
703 |
|
---|
704 |
|
---|
705 | 1;
|
---|