1 | ###########################################################################
|
---|
2 | #
|
---|
3 | # METSPlugout.pm -- the plugout module for METS archives
|
---|
4 | # A component of the Greenstone digital library software
|
---|
5 | # from the New Zealand Digital Library Project at the
|
---|
6 | # University of Waikato, New Zealand.
|
---|
7 | #
|
---|
8 | # Copyright (C) 2006 New Zealand Digital Library Project
|
---|
9 | #
|
---|
10 | # This program is free software; you can redistribute it and/or modify
|
---|
11 | # it under the terms of the GNU General Public License as published by
|
---|
12 | # the Free Software Foundation; either version 2 of the License, or
|
---|
13 | # (at your option) any later version.
|
---|
14 | #
|
---|
15 | # This program is distributed in the hope that it will be useful,
|
---|
16 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
|
---|
17 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
---|
18 | # GNU General Public License for more details.
|
---|
19 | #
|
---|
20 | # You should have received a copy of the GNU General Public License
|
---|
21 | # along with this program; if not, write to the Free Software
|
---|
22 | # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
---|
23 | #
|
---|
24 | ###########################################################################
|
---|
25 |
|
---|
26 | package METSPlugout;
|
---|
27 |
|
---|
28 | use strict;
|
---|
29 | no strict 'subs';
|
---|
30 | no strict 'refs';
|
---|
31 |
|
---|
32 | use gsprintf 'gsprintf';
|
---|
33 |
|
---|
34 | eval {require bytes};
|
---|
35 | use util;
|
---|
36 | use BasePlugout;
|
---|
37 | use docprint; # for escape_text
|
---|
38 |
|
---|
39 | sub BEGIN {
|
---|
40 | @METSPlugout::ISA = ('BasePlugout');
|
---|
41 | }
|
---|
42 |
|
---|
43 | my $arguments = [
|
---|
44 | { 'name' => "xslt_txt",
|
---|
45 | 'desc' => "{METSPlugout.xslt_txt}",
|
---|
46 | 'type' => "string",
|
---|
47 | 'reqd' => "no",
|
---|
48 | 'hiddengli' => "no"},
|
---|
49 | { 'name' => "xslt_mets",
|
---|
50 | 'desc' => "{METSPlugout.xslt_mets}",
|
---|
51 | 'type' => "string",
|
---|
52 | 'reqd' => "no",
|
---|
53 | 'hiddengli' => "no"}
|
---|
54 | ];
|
---|
55 |
|
---|
56 | my $options = { 'name' => "METSPlugout",
|
---|
57 | 'desc' => "{METSPlugout.desc}",
|
---|
58 | 'abstract' => "yes",
|
---|
59 | 'inherits' => "yes",
|
---|
60 | 'args' => $arguments
|
---|
61 | };
|
---|
62 |
|
---|
63 | sub new {
|
---|
64 | my ($class) = shift (@_);
|
---|
65 | my ($plugoutlist, $inputargs,$hashArgOptLists) = @_;
|
---|
66 | push(@$plugoutlist, $class);
|
---|
67 |
|
---|
68 |
|
---|
69 | push(@{$hashArgOptLists->{"ArgList"}},@{$arguments});
|
---|
70 | push(@{$hashArgOptLists->{"OptList"}},$options);
|
---|
71 |
|
---|
72 | my $self = new BasePlugout($plugoutlist,$inputargs,$hashArgOptLists);
|
---|
73 | return bless $self, $class;
|
---|
74 | }
|
---|
75 |
|
---|
76 |
|
---|
77 | sub saveas_doctxt
|
---|
78 | {
|
---|
79 | my $self = shift (@_);
|
---|
80 | my ($doc_obj,$working_dir) = @_;
|
---|
81 |
|
---|
82 | my $is_recursive = 1;
|
---|
83 |
|
---|
84 | my $doc_txt_file = &util::filename_cat ($working_dir,"doctxt.xml");
|
---|
85 |
|
---|
86 | $self->open_xslt_pipe($doc_txt_file,$self->{'xslt_txt'});
|
---|
87 |
|
---|
88 | my $outhandler;
|
---|
89 |
|
---|
90 | if (defined $self->{'xslt_writer'}){
|
---|
91 | $outhandler = $self->{'xslt_writer'};
|
---|
92 | }
|
---|
93 | else{
|
---|
94 | $outhandler = $self->get_output_handler($doc_txt_file);
|
---|
95 | }
|
---|
96 |
|
---|
97 | $self->output_xml_header($outhandler);
|
---|
98 | my $section = $doc_obj->get_top_section();
|
---|
99 | $self->output_txt_section($outhandler,$doc_obj, $section, $is_recursive);
|
---|
100 | $self->output_xml_footer($outhandler);
|
---|
101 |
|
---|
102 |
|
---|
103 | if (defined $self->{'xslt_writer'}){
|
---|
104 | $self->close_xslt_pipe();
|
---|
105 | }
|
---|
106 | else{
|
---|
107 | close($outhandler);
|
---|
108 | }
|
---|
109 |
|
---|
110 | }
|
---|
111 |
|
---|
112 | sub saveas_docmets
|
---|
113 | {
|
---|
114 | my $self = shift (@_);
|
---|
115 | my ($doc_obj,$working_dir) = @_;
|
---|
116 |
|
---|
117 | my $doc_mets_file = &util::filename_cat ($working_dir, "docmets.xml");
|
---|
118 |
|
---|
119 | my $doc_title = $doc_obj->get_metadata_element($doc_obj->get_top_section(),"dc.Title");
|
---|
120 | if (!defined $doc_title) {
|
---|
121 | $doc_title = $doc_obj->get_metadata_element($doc_obj->get_top_section(),"Title");
|
---|
122 | }
|
---|
123 |
|
---|
124 | $self->open_xslt_pipe($doc_mets_file,$self->{'xslt_mets'});
|
---|
125 |
|
---|
126 | my $outhandler;
|
---|
127 |
|
---|
128 | if (defined $self->{'xslt_writer'}){
|
---|
129 | $outhandler = $self->{'xslt_writer'};
|
---|
130 | }
|
---|
131 | else{
|
---|
132 | $outhandler = $self->get_output_handler($doc_mets_file);
|
---|
133 | }
|
---|
134 |
|
---|
135 |
|
---|
136 | $self->output_mets_xml_header($outhandler, $doc_obj->get_OID(), $doc_title);
|
---|
137 | $self->output_mets_section($outhandler, $doc_obj, $doc_obj->get_top_section(),$working_dir);
|
---|
138 | $self->output_mets_xml_footer($outhandler);
|
---|
139 |
|
---|
140 | if (defined $self->{'xslt_writer'}){
|
---|
141 | $self->close_xslt_pipe();
|
---|
142 | }
|
---|
143 | else{
|
---|
144 | close($outhandler);
|
---|
145 | }
|
---|
146 |
|
---|
147 |
|
---|
148 | }
|
---|
149 |
|
---|
150 | sub saveas
|
---|
151 | {
|
---|
152 | my $self = shift (@_);
|
---|
153 | my ($doc_obj,$doc_dir) = @_;
|
---|
154 |
|
---|
155 | $self->process_assoc_files ($doc_obj, $doc_dir, '');
|
---|
156 |
|
---|
157 | my $output_dir = $self->get_output_dir();
|
---|
158 | &util::mk_all_dir ($output_dir) unless -e $output_dir;
|
---|
159 |
|
---|
160 | my $working_dir = &util::filename_cat ($output_dir, $doc_dir);
|
---|
161 |
|
---|
162 | &util::mk_all_dir ($working_dir) unless -e $working_dir;
|
---|
163 |
|
---|
164 | ###
|
---|
165 | # Save the text as a filefile
|
---|
166 | ###
|
---|
167 | $self->saveas_doctxt($doc_obj,$working_dir);
|
---|
168 |
|
---|
169 | ###
|
---|
170 | # Save the structure and metadata as a METS file
|
---|
171 | ###
|
---|
172 | $self->saveas_docmets($doc_obj,$working_dir);
|
---|
173 |
|
---|
174 | $self->{'short_doc_file'} = &util::filename_cat ($doc_dir, "docmets.xml");
|
---|
175 |
|
---|
176 | $self->store_output_info_reference($doc_obj);
|
---|
177 |
|
---|
178 | }
|
---|
179 |
|
---|
180 |
|
---|
181 | sub output_mets_xml_header
|
---|
182 | {
|
---|
183 | my $self = shift(@_);
|
---|
184 | my ($handle, $OID, $doc_title) = @_;
|
---|
185 |
|
---|
186 | gsprintf(STDERR, "METSPlugout::output_mets_xml_header {common.must_be_implemented}\n") && die "\n";
|
---|
187 | }
|
---|
188 |
|
---|
189 | sub output_mets_xml_header_extra_attribute
|
---|
190 | {
|
---|
191 | my $self = shift(@_);
|
---|
192 | my ($handle, $extra_attr, $extra_schema) = @_;
|
---|
193 |
|
---|
194 | print $handle '<?xml version="1.0" encoding="UTF-8" standalone="no"?>' . "\n";
|
---|
195 | print $handle '<mets:mets xmlns:mets="http://www.loc.gov/METS/"' . "\n";
|
---|
196 | print $handle ' xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"' . "\n";
|
---|
197 | print $handle ' xmlns:gsdl3="http://www.greenstone.org/namespace/gsdlmetadata/1.0/"' . "\n";
|
---|
198 | if (defined ($ENV{'FEDORA_VERSION'}) && $ENV{'FEDORA_VERSION'} =~ m/^2/) { # checking if major version is 2
|
---|
199 | print $handle ' xmlns:xlink="http://www.w3.org/TR/xlink"' ."\n";
|
---|
200 | }
|
---|
201 | else {
|
---|
202 | print $handle ' xmlns:xlink="http://www.w3.org/1999/xlink"' ."\n";
|
---|
203 | }
|
---|
204 | print $handle ' xsi:schemaLocation="http://www.loc.gov/METS/' . "\n";
|
---|
205 | print $handle ' http://www.loc.gov/standards/mets/mets.xsd' . "\n";
|
---|
206 | print $handle " $extra_schema\n" if (defined $extra_schema);
|
---|
207 | print $handle ' http://www.greenstone.org/namespace/gsdlmetadata/1.0/' . "\n";
|
---|
208 | print $handle ' http://www.greenstone.org/namespace/gsdlmetadata/1.0/gsdl_metadata.xsd"' . "\n";
|
---|
209 |
|
---|
210 | print $handle " $extra_attr>\n";
|
---|
211 |
|
---|
212 | }
|
---|
213 |
|
---|
214 | sub output_mets_xml_footer
|
---|
215 | {
|
---|
216 | my $self = shift(@_);
|
---|
217 | my ($handle) = @_;
|
---|
218 | print $handle '</mets:mets>' . "\n";
|
---|
219 | }
|
---|
220 |
|
---|
221 | # print out doctxt.xml file
|
---|
222 | sub output_txt_section {
|
---|
223 | my $self = shift (@_);
|
---|
224 | my ($handle, $doc_obj, $section, $is_recursive) = @_;
|
---|
225 |
|
---|
226 | print $handle $self->buffer_txt_section_xml($doc_obj, $section, $is_recursive);
|
---|
227 | }
|
---|
228 |
|
---|
229 | sub buffer_txt_section_xml {
|
---|
230 | my $self = shift(@_);
|
---|
231 | my ($doc_obj, $section, $is_recursive) = @_;
|
---|
232 |
|
---|
233 | my $section_ptr = $doc_obj->_lookup_section ($section);
|
---|
234 |
|
---|
235 | return "" unless defined $section_ptr;
|
---|
236 |
|
---|
237 | my $all_text = "<Section>\n";
|
---|
238 | $all_text .= &docprint::escape_text("$section_ptr->{'text'}");
|
---|
239 |
|
---|
240 | if (defined $is_recursive && $is_recursive)
|
---|
241 | {
|
---|
242 | # Output all the subsections
|
---|
243 | foreach my $subsection (@{$section_ptr->{'subsection_order'}}){
|
---|
244 | $all_text .= $self->buffer_txt_section_xml($doc_obj, "$section.$subsection", $is_recursive);
|
---|
245 | }
|
---|
246 | }
|
---|
247 |
|
---|
248 | $all_text .= "</Section>\n";
|
---|
249 |
|
---|
250 |
|
---|
251 | $all_text =~ s/[\x00-\x09\x0B\x0C\x0E-\x1F]//g;
|
---|
252 | return $all_text;
|
---|
253 | }
|
---|
254 |
|
---|
255 | #
|
---|
256 | # Print out docmets.xml file
|
---|
257 | #
|
---|
258 | sub output_mets_section
|
---|
259 | {
|
---|
260 | my $self = shift(@_);
|
---|
261 | my ($handle, $doc_obj, $section, $working_dir) = @_;
|
---|
262 |
|
---|
263 | gsprintf(STDERR, "METSPlugout::output_mets_section {common.must_be_implemented}\n") && die "\n";
|
---|
264 |
|
---|
265 | }
|
---|
266 |
|
---|
267 |
|
---|
268 | sub buffer_mets_dmdSection_section_xml
|
---|
269 | {
|
---|
270 | my $self = shift(@_);
|
---|
271 | my ($doc_obj,$section) = @_;
|
---|
272 |
|
---|
273 | gsprintf(STDERR, "METSPlugout::buffer_mets_dmdSection_section_xml {common.must_be_implemented}\n") && die "\n";
|
---|
274 | }
|
---|
275 |
|
---|
276 | sub buffer_mets_StructMapSection_section_xml
|
---|
277 | {
|
---|
278 | my $self = shift(@_);
|
---|
279 | my ($doc_obj,$section, $order_numref, $fileid_base) = @_;
|
---|
280 |
|
---|
281 | $section="" unless defined $section;
|
---|
282 |
|
---|
283 |
|
---|
284 | my $section_ptr=$doc_obj->_lookup_section($section);
|
---|
285 | return "" unless defined $section_ptr;
|
---|
286 |
|
---|
287 | $fileid_base = "FILEGROUP_PRELUDE" unless defined $fileid_base;
|
---|
288 |
|
---|
289 | # output fileSection by Sections
|
---|
290 | my $section_num ="1". $section;
|
---|
291 | my $dmd_num = $section_num;
|
---|
292 |
|
---|
293 | #**output the StructMap details
|
---|
294 |
|
---|
295 | my $dmdid_attr = "DM$dmd_num";
|
---|
296 |
|
---|
297 | my $all_text = " <mets:div ID=\"DS$section_num\" TYPE=\"Section\" \n";
|
---|
298 | $all_text .= ' ORDER="'.$$order_numref++.'" ORDERLABEL="'. $section_num .'" '."\n";
|
---|
299 | $all_text .= " LABEL=\"$section_num\" DMDID=\"$dmdid_attr\">\n";
|
---|
300 |
|
---|
301 | $all_text .= ' <mets:fptr FILEID="'.$fileid_base.$section_num.'" />'. "\n";
|
---|
302 |
|
---|
303 |
|
---|
304 | foreach my $subsection (@{$section_ptr->{'subsection_order'}}){
|
---|
305 | $all_text .= $self->buffer_mets_StructMapSection_section_xml($doc_obj,"$section.$subsection", $order_numref, $fileid_base);
|
---|
306 | }
|
---|
307 |
|
---|
308 | $all_text .= " </mets:div>\n";
|
---|
309 |
|
---|
310 | $all_text =~ s/[\x00-\x09\x0B\x0C\x0E-\x1F]//g;
|
---|
311 |
|
---|
312 | return $all_text;
|
---|
313 | }
|
---|
314 |
|
---|
315 |
|
---|
316 | sub buffer_mets_StructMapWhole_section_xml
|
---|
317 | {
|
---|
318 | my $self = shift(@_);
|
---|
319 | my ($doc_obj,$section) = @_;
|
---|
320 |
|
---|
321 | my $section_ptr = $doc_obj->_lookup_section($section);
|
---|
322 | return "" unless defined $section_ptr;
|
---|
323 |
|
---|
324 | my $all_text="";
|
---|
325 | my $fileID=0;
|
---|
326 | my $order_num = 0;
|
---|
327 |
|
---|
328 | $all_text .= ' <mets:div ID="DSAll" TYPE="Document" ORDER="'.$order_num.'" ORDERLABEL="All" LABEL="Whole Documemt" DMDID="DM1">' . "\n";
|
---|
329 |
|
---|
330 | #** output the StructMapSection for the whole section
|
---|
331 | # get the sourcefile and associative file
|
---|
332 |
|
---|
333 | foreach my $data (@{$section_ptr->{'metadata'}}){
|
---|
334 | my $escaped_value = &docprint::escape_text($data->[1]);
|
---|
335 |
|
---|
336 | if ($data->[0] eq "gsdlsourcefilename") {
|
---|
337 | ++$fileID;
|
---|
338 | $all_text .= ' <mets:fptr FILEID="default.'.$fileID.'" />'."\n";
|
---|
339 | }
|
---|
340 |
|
---|
341 | if ($data->[0] eq "gsdlassocfile"){
|
---|
342 | ++$fileID;
|
---|
343 | $all_text .= ' <mets:fptr FILEID="default.'.$fileID. '" />'. "\n";
|
---|
344 | }
|
---|
345 | }
|
---|
346 | $all_text .= " </mets:div>\n";
|
---|
347 |
|
---|
348 | $all_text =~ s/[\x00-\x09\x0B\x0C\x0E-\x1F]//g;
|
---|
349 |
|
---|
350 | return $all_text;
|
---|
351 | }
|
---|
352 |
|
---|
353 |
|
---|
354 |
|
---|
355 | sub doctxt_to_xlink
|
---|
356 | {
|
---|
357 | my $self = shift @_;
|
---|
358 | my ($fname,$working_dir) = @_;
|
---|
359 |
|
---|
360 | gsprintf(STDERR, "METSPlugout::doxtxt_to_xlink {common.must_be_implemented}\n") && die "\n";
|
---|
361 | }
|
---|
362 |
|
---|
363 | sub buffer_mets_fileSection_section_xml
|
---|
364 | {
|
---|
365 | my $self = shift(@_);
|
---|
366 | my ($doc_obj,$section,$working_dir, $is_txt_split,$opt_attr,$fileid_base) = @_;
|
---|
367 |
|
---|
368 | #$section="" unless defined $section;
|
---|
369 |
|
---|
370 | my $section_ptr=$doc_obj->_lookup_section($section);
|
---|
371 | return "" unless defined $section_ptr;
|
---|
372 |
|
---|
373 | $fileid_base = "FILEGROUP_PRELUDE" unless defined $fileid_base;
|
---|
374 |
|
---|
375 | # output fileSection by sections
|
---|
376 | my $section_num ="1". $section;
|
---|
377 |
|
---|
378 | $opt_attr = "" unless defined $opt_attr;
|
---|
379 |
|
---|
380 | # output the fileSection details
|
---|
381 | my $all_text = ' <mets:fileGrp ID="'.$fileid_base.$section_num . '">'. "\n";
|
---|
382 | $all_text .= " <mets:file MIMETYPE=\"text/xml\" ID=\"FILE$section_num\" $opt_attr >\n";
|
---|
383 |
|
---|
384 | my $xlink;
|
---|
385 | if (defined $is_txt_split && $is_txt_split)
|
---|
386 | {
|
---|
387 | my $section_fnum ="1". $section;
|
---|
388 | $section_fnum =~ s/\./_/g;
|
---|
389 |
|
---|
390 | $xlink = $self->doctxt_to_xlink("doctxt$section_fnum.xml",$working_dir);
|
---|
391 | }
|
---|
392 | else
|
---|
393 | {
|
---|
394 | $xlink = $self->doctxt_to_xlink("doctxt.xml",$working_dir);
|
---|
395 |
|
---|
396 | $xlink .= '#xpointer(/Section[';
|
---|
397 |
|
---|
398 | my $xpath = "1".$section;
|
---|
399 | $xpath =~ s/\./\]\/Section\[/g;
|
---|
400 |
|
---|
401 | $xlink .= $xpath;
|
---|
402 |
|
---|
403 | $xlink .= ']/text())';
|
---|
404 | }
|
---|
405 |
|
---|
406 |
|
---|
407 |
|
---|
408 | $all_text .= ' <mets:FLocat LOCTYPE="URL" xlink:href="'.$xlink.'"';
|
---|
409 |
|
---|
410 | $all_text .= ' xlink:title="Hierarchical Document Structure"/>' . "\n";
|
---|
411 | $all_text .= " </mets:file>\n";
|
---|
412 | $all_text .= " </mets:fileGrp>\n";
|
---|
413 |
|
---|
414 |
|
---|
415 | foreach my $subsection (@{$section_ptr->{'subsection_order'}}){
|
---|
416 | $all_text .= $self->buffer_mets_fileSection_section_xml($doc_obj,"$section.$subsection",$working_dir, $is_txt_split, $opt_attr, $fileid_base);
|
---|
417 | }
|
---|
418 |
|
---|
419 | $all_text =~ s/[\x00-\x09\x0B\x0C\x0E-\x1F]//g;
|
---|
420 |
|
---|
421 | return $all_text;
|
---|
422 | }
|
---|
423 |
|
---|
424 | sub buffer_mets_fileWhole_section_xml
|
---|
425 | {
|
---|
426 | my $self = shift(@_);
|
---|
427 | my ($doc_obj,$section,$working_dir) = @_;
|
---|
428 |
|
---|
429 | gsprintf(STDERR, "METSPlugout::buffer_mets_fileWhole_section_xml {common.must_be_implemented}\n") && die "\n";
|
---|
430 |
|
---|
431 | }
|
---|
432 |
|
---|
433 | 1;
|
---|