source: main/trunk/greenstone2/perllib/inexport.pm@ 23119

Last change on this file since 23119 was 23119, checked in by kjdon, 14 years ago

removed some print statements, and don't go into .svn folder when reading through a directory

  • Property svn:executable set to *
File size: 35.9 KB
Line 
1###########################################################################
2#
3# inexport.pm -- useful class to support import.pl and export.pl
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) 1999 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
26package inexport;
27
28use strict;
29
30no strict 'refs'; # allow filehandles to be variables and vice versa
31no strict 'subs'; # allow barewords (eg STDERR) as function arguments
32
33use arcinfo;
34use colcfg;
35use dbutil;
36use doc;
37use plugin;
38use plugout;
39use manifest;
40use inexport;
41use util;
42use scriptutil;
43use FileHandle;
44use gsprintf 'gsprintf';
45use printusage;
46use parse2;
47
48use File::Basename;
49
50sub new
51{
52 my $class = shift (@_);
53 my ($mode,$argv,$options,$opt_listall_options) = @_;
54
55 my $self = { 'xml' => 0, 'mode' => $mode };
56
57 # general options available to all plugins
58 my $arguments = $options->{'args'};
59 my $intArgLeftinAfterParsing = parse2::parse($argv,$arguments,$self,"allow_extra_options");
60 # Parse returns -1 if something has gone wrong
61 if ($intArgLeftinAfterParsing == -1)
62 {
63 &PrintUsage::print_txt_usage($options, "{import.params}");
64 die "\n";
65 }
66
67 my $language = $self->{'language'};
68 # If $language has been specified, load the appropriate resource bundle
69 # (Otherwise, the default resource bundle will be loaded automatically)
70 if ($language && $language =~ /\S/) {
71 &gsprintf::load_language_specific_resource_bundle($language);
72 }
73
74 if ($self->{'listall'}) {
75 if ($self->{'xml'}) {
76 &PrintUsage::print_xml_usage($opt_listall_options);
77 }
78 else
79 {
80 &PrintUsage::print_txt_usage($opt_listall_options,"{export.params}");
81 }
82 die "\n";
83 }
84
85
86 if ($self->{'xml'}) {
87 &PrintUsage::print_xml_usage($options);
88 print "\n";
89 return bless $self, $class;
90 }
91
92 if ($self->{'gli'}) { # the gli wants strings to be in UTF-8
93 &gsprintf::output_strings_in_UTF8;
94 }
95
96 # now check that we had exactly one leftover arg, which should be
97 # the collection name. We don't want to do this earlier, cos
98 # -xml arg doesn't need a collection name
99 # Or if the user specified -h, then we output the usage also
100
101 if ($intArgLeftinAfterParsing != 1 || (@$argv && $argv->[0] =~ /^\-+h/))
102 {
103 &PrintUsage::print_txt_usage($options, "{import.params}");
104 die "\n";
105 }
106
107 $self->{'close_out'} = 0;
108 my $out = $self->{'out'};
109 if ($out !~ /^(STDERR|STDOUT)$/i) {
110 open (OUT, ">$out") ||
111 (&gsprintf(STDERR, "{common.cannot_open_output_file}: $!\n", $out) && die);
112 $out = 'inexport::OUT';
113 $self->{'close_out'} = 1;
114 }
115 $out->autoflush(1);
116 $self->{'out'} = $out;
117
118 # @ARGV should be only one item, the name of the collection
119 $self->{'collection'} = shift @$argv;
120
121 if ((defined $self->{'jobs'}) && ($self->{'jobs'}>1)) {
122 require ParallelInexport;
123 }
124
125 return bless $self, $class;
126}
127
128sub get_collection
129{
130 my $self = shift @_;
131
132 return $self->{'collection'};
133}
134
135
136sub read_collection_cfg
137{
138 my $self = shift @_;
139 my ($collection,$options) = @_;
140
141 my $collectdir = $self->{'collectdir'};
142 my $site = $self->{'site'};
143 my $out = $self->{'out'};
144
145 if (($collection = &colcfg::use_collection($site, $collection, $collectdir)) eq "") {
146 &PrintUsage::print_txt_usage($options, "{import.params}");
147 die "\n";
148 }
149
150 # add collection's perllib dir into include path in
151 # case we have collection specific modules
152 unshift (@INC, "$ENV{'GSDLCOLLECTDIR'}/perllib");
153
154 # check that we can open the faillog
155 my $faillog = $self->{'faillog'};
156 if ($faillog eq "") {
157 $faillog = &util::filename_cat($ENV{'GSDLCOLLECTDIR'}, "etc", "fail.log");
158 }
159 open (FAILLOG, ">$faillog") ||
160 (&gsprintf(STDERR, "{import.cannot_open_fail_log}\n", $faillog) && die);
161
162
163 my $faillogname = $faillog;
164 $faillog = 'inexport::FAILLOG';
165 $faillog->autoflush(1);
166 $self->{'faillog'} = $faillog;
167 $self->{'faillogname'} = $faillogname;
168
169 # Read in the collection configuration file.
170 my ($config_filename, $gs_mode) = &colcfg::get_collect_cfg_name($out);
171 my $collectcfg = &colcfg::read_collection_cfg ($config_filename, $gs_mode);
172
173 return ($config_filename,$collectcfg);
174}
175
176sub set_collection_options
177{
178 my $self = shift @_;
179 my ($collectcfg) = @_;
180
181 my $inexport_mode = $self->{'mode'};
182
183 my $verbosity = $self->{'verbosity'};
184 my $debug = $self->{'debug'};
185 my $importdir = $self->{'importdir'};
186 my $archivedir = $self->{'archivedir'} || $self->{'exportdir'} || "";
187 my $out = $self->{'out'};
188
189 # If the infodbtype value wasn't defined in the collect.cfg file, use the default
190 if (!defined($collectcfg->{'infodbtype'}))
191 {
192 $collectcfg->{'infodbtype'} = &dbutil::get_default_infodb_type();
193 }
194
195 if (defined $collectcfg->{'importdir'} && $importdir eq "") {
196 $importdir = $collectcfg->{'importdir'};
197 }
198 if (defined $collectcfg->{'archivedir'} && $archivedir eq "") {
199 $archivedir = $collectcfg->{'archivedir'};
200 }
201 # fill in the default import and archives directories if none
202 # were supplied, turn all \ into / and remove trailing /
203 $importdir = &util::filename_cat ($ENV{'GSDLCOLLECTDIR'}, "import") if $importdir eq "";
204 $importdir =~ s/[\\\/]+/\//g;
205 $importdir =~ s/\/$//;
206 if (!-e $importdir) {
207 &gsprintf($out, "{import.no_import_dir}\n\n", $importdir);
208 die "\n";
209 }
210 $self->{'importdir'} = $importdir;
211
212 if ($archivedir eq "") {
213 if ($inexport_mode eq "import") {
214 $archivedir = &util::filename_cat ($ENV{'GSDLCOLLECTDIR'}, "archives");
215 }
216 elsif ($inexport_mode eq "export") {
217 $archivedir = &util::filename_cat ($ENV{'GSDLCOLLECTDIR'}, "export");
218 }
219 else {
220 print STDERR "Warning: Unrecognized import/export mode '$inexport_mode'\n";
221 print STDERR " Defaulting to 'archives' for file output\n";
222 $archivedir = &util::filename_cat ($ENV{'GSDLCOLLECTDIR'}, "archives");
223 }
224 }
225
226 $archivedir =~ s/[\\\/]+/\//g;
227 $archivedir =~ s/\/$//;
228 $self->{'archivedir'} = $archivedir;
229
230 if ($verbosity !~ /\d+/) {
231 if (defined $collectcfg->{'verbosity'} && $collectcfg->{'verbosity'} =~ /\d+/) {
232 $verbosity = $collectcfg->{'verbosity'};
233 } else {
234 $verbosity = 2; # the default
235 }
236 }
237 $self->{'verbosity'} = $verbosity;
238
239 if (defined $collectcfg->{'manifest'} && $self->{'manifest'} eq "") {
240 $self->{'manifest'} = $collectcfg->{'manifest'};
241 }
242
243 if (defined $collectcfg->{'gzip'} && !$self->{'gzip'}) {
244 if ($collectcfg->{'gzip'} =~ /^true$/i) {
245 $self->{'gzip'} = 1;
246 }
247 }
248
249 if ($self->{'maxdocs'} !~ /\-?\d+/) {
250 if (defined $collectcfg->{'maxdocs'} && $collectcfg->{'maxdocs'} =~ /\-?\d+/) {
251 $self->{'maxdocs'} = $collectcfg->{'maxdocs'};
252 } else {
253 $self->{'maxdocs'} = -1; # the default
254 }
255 }
256
257 if ((defined $self->{'groupsize'}) && ($self->{'groupsize'} == 1)) {
258 if (defined $collectcfg->{'groupsize'} && $collectcfg->{'groupsize'} =~ /\d+/) {
259 $self->{'groupsize'} = $collectcfg->{'groupsize'};
260 }
261 }
262
263 if (!defined $self->{'OIDtype'}
264 || ($self->{'OIDtype'} !~ /^(hash|incremental|assigned|dirname)$/ )) {
265 if (defined $collectcfg->{'OIDtype'}
266 && $collectcfg->{'OIDtype'} =~ /^(hash|incremental|assigned|dirname)$/) {
267 $self->{'OIDtype'} = $collectcfg->{'OIDtype'};
268 } else {
269 $self->{'OIDtype'} = "hash"; # the default
270 }
271 }
272
273 if ((!defined $self->{'OIDmetadata'}) || ($self->{'OIDmetadata'} eq "")) {
274 if (defined $collectcfg->{'OIDmetadata'}) {
275 $self->{'OIDmetadata'} = $collectcfg->{'OIDmetadata'};
276 } else {
277 $self->{'OIDmetadata'} = "dc.Identifier"; # the default
278 }
279 }
280
281 my $sortmeta = $self->{'sortmeta'};
282 if (defined $collectcfg->{'sortmeta'} && (!defined $sortmeta || $sortmeta eq "")) {
283 $sortmeta = $collectcfg->{'sortmeta'};
284 }
285 # sortmeta cannot be used with group size
286 $sortmeta = undef unless defined $sortmeta && $sortmeta =~ /\S/;
287 if (defined $sortmeta && $self->{'groupsize'} > 1) {
288 &gsprintf($out, "{import.cannot_sort}\n\n");
289 $sortmeta = undef;
290 }
291 $self->{'sortmeta'} = $sortmeta;
292
293 if (defined $collectcfg->{'removeprefix'} && $self->{'removeprefix'} eq "") {
294 $self->{'removeprefix'} = $collectcfg->{'removeprefix'};
295 }
296
297 if (defined $collectcfg->{'removesuffix'} && $self->{'removesuffix'} eq "") {
298 $self->{'removesuffix'} = $collectcfg->{'removesuffix'};
299 }
300 if (defined $collectcfg->{'debug'} && $collectcfg->{'debug'} =~ /^true$/i) {
301 $self->{'debug'} = 1;
302 }
303 if (defined $collectcfg->{'gli'} && $collectcfg->{'gli'} =~ /^true$/i) {
304 $self->{'gli'} = 1;
305 }
306 $self->{'gli'} = 0 unless defined $self->{'gli'};
307
308 # check keepold and removeold
309 my $checkdir = ($inexport_mode eq "import") ? "archives" : "export";
310
311 my ($removeold, $keepold, $incremental, $incremental_mode)
312 = &scriptutil::check_removeold_and_keepold($self->{'removeold'}, $self->{'keepold'},
313 $self->{'incremental'}, $checkdir,
314 $collectcfg);
315
316 $self->{'removeold'} = $removeold;
317 $self->{'keepold'} = $keepold;
318 $self->{'incremental'} = $incremental;
319 $self->{'incremental_mode'} = $incremental_mode;
320}
321
322sub process_files
323{
324 my $self = shift @_;
325 my ($config_filename,$collectcfg) = @_;
326
327 my $inexport_mode = $self->{'mode'};
328
329 my $verbosity = $self->{'verbosity'};
330 my $debug = $self->{'debug'};
331
332 my $importdir = $self->{'importdir'};
333 my $archivedir = $self->{'archivedir'} || $self->{'exportdir'};
334
335 my $incremental = $self->{'incremental'};
336 my $incremental_mode = $self->{'incremental_mode'};
337
338 my $removeold = $self->{'removeold'};
339 my $keepold = $self->{'keepold'};
340
341 my $saveas = $self->{'saveas'};
342 my $OIDtype = $self->{'OIDtype'};
343 my $OIDmetadata = $self->{'OIDmetadata'};
344
345 my $out = $self->{'out'};
346 my $faillog = $self->{'faillog'};
347
348 my $maxdocs = $self->{'maxdocs'};
349 my $gzip = $self->{'gzip'};
350 my $groupsize = $self->{'groupsize'};
351 my $sortmeta = $self->{'sortmeta'};
352
353 my $removeprefix = $self->{'removeprefix'};
354 my $removesuffix = $self->{'removesuffix'};
355
356 my $gli = $self->{'gli'};
357
358 my $jobs = $self->{'jobs'};
359 my $epoch = $self->{'epoch'};
360
361 # related to export
362 my $xsltfile = $self->{'xsltfile'};
363 my $group_marc = $self->{'group_marc'};
364 my $mapping_file = $self->{'mapping_file'};
365 my $xslt_mets = $self->{'xslt_mets'};
366 my $xslt_txt = $self->{'xslt_txt'};
367 my $fedora_namespace = $self->{'fedora_namespace'};
368
369 if ($inexport_mode eq "import") {
370 print STDERR "<Import>\n" if $gli;
371 }
372 else {
373 print STDERR "<export>\n" if $gli;
374 }
375
376 my $manifest_lookup = new manifest($collectcfg->{'infodbtype'},$archivedir);
377 if ($self->{'manifest'} ne "") {
378 my $manifest_filename = $self->{'manifest'};
379
380 if (!&util::filename_is_absolute($manifest_filename)) {
381 $manifest_filename = &util::filename_cat ($ENV{'GSDLCOLLECTDIR'}, $manifest_filename);
382 }
383
384 $self->{'manifest'} =~ s/[\\\/]+/\//g;
385 $self->{'manifest'} =~ s/\/$//;
386
387 $manifest_lookup->parse($manifest_filename);
388 }
389
390 my $manifest = $self->{'manifest'};
391
392 # load all the plugins
393 my $plugins = [];
394 if (defined $collectcfg->{'plugin'}) {
395 $plugins = $collectcfg->{'plugin'};
396 }
397
398 my $plugin_incr_mode = $incremental_mode;
399 if ($manifest ne "") {
400 # if we have a manifest file, then we pretend we are fully incremental for plugins
401 $plugin_incr_mode = "all";
402 }
403 #some global options for the plugins
404 my @global_opts = ();
405
406 my $pluginfo = &plugin::load_plugins ($plugins, $verbosity, $out, $faillog, \@global_opts, $plugin_incr_mode);
407 if (scalar(@$pluginfo) == 0) {
408 &gsprintf($out, "{import.no_plugins_loaded}\n");
409 die "\n";
410 }
411
412 # remove the old contents of the archives directory (and tmp directory) if needed
413 if ($removeold) {
414 if (-e $archivedir) {
415 &gsprintf($out, "{import.removing_archives}\n");
416 &util::rm_r ($archivedir);
417 }
418 my $tmpdir = &util::filename_cat ($ENV{'GSDLCOLLECTDIR'}, "tmp");
419 $tmpdir =~ s/[\\\/]+/\//g;
420 $tmpdir =~ s/\/$//;
421 if (-e $tmpdir) {
422 &gsprintf($out, "{import.removing_tmpdir}\n");
423 &util::rm_r ($tmpdir);
424 }
425 }
426
427 # create the archives dir if needed
428 &util::mk_all_dir($archivedir);
429
430 # read the archive information file
431
432 # BACKWARDS COMPATIBILITY: Just in case there are old .ldb/.bdb files (won't do anything for other infodbtypes)
433 &util::rename_ldb_or_bdb_file(&util::filename_cat($archivedir, "archiveinf-doc"));
434 &util::rename_ldb_or_bdb_file(&util::filename_cat($archivedir, "archiveinf-src"));
435
436 my $arcinfo_doc_filename = &dbutil::get_infodb_file_path($collectcfg->{'infodbtype'}, "archiveinf-doc", $archivedir);
437 my $arcinfo_src_filename = &dbutil::get_infodb_file_path($collectcfg->{'infodbtype'}, "archiveinf-src", $archivedir);
438
439 my $archive_info = new arcinfo ($collectcfg->{'infodbtype'});
440 $archive_info->load_info ($arcinfo_doc_filename);
441
442 if ($manifest eq "") {
443 # Load in list of files in import folder from last import (if present)
444 $archive_info->load_prev_import_filelist ($arcinfo_src_filename);
445 }
446
447 ####Use Plugout####
448 my $plugout;
449
450 if ($inexport_mode eq "import") {
451 if (defined $collectcfg->{'plugout'}) {
452 # If a plugout was specified in the collect.cfg file, assume it is sensible
453 # We can't check the name because it could be anything, if it is a custom plugout
454 $plugout = $collectcfg->{'plugout'};
455 }
456 else{
457 if ($saveas !~ /^(GreenstoneXML|GreenstoneMETS)$/) {
458 push @$plugout,"GreenstoneXMLPlugout";
459 }
460 else{
461 push @$plugout,$saveas."Plugout";
462 }
463 }
464 }
465 else {
466 if (defined $collectcfg->{'plugout'} && $collectcfg->{'plugout'} =~ /^(.*METS|DSpace|MARCXML)Plugout/) {
467 $plugout = $collectcfg->{'plugout'};
468 }
469 else{
470 if ($saveas !~ /^(GreenstoneMETS|FedoraMETS|DSpace|MARCXML)$/) {
471 push @$plugout,"GreenstoneMETSPlugout";
472 }
473 else{
474 push @$plugout,$saveas."Plugout";
475 }
476 }
477 }
478
479 my $plugout_name = $plugout->[0];
480
481 push @$plugout,("-output_info",$archive_info) if (defined $archive_info);
482 push @$plugout,("-verbosity",$verbosity) if (defined $verbosity);
483 push @$plugout,("-debug") if ($debug);
484 push @$plugout,("-group_size",$groupsize) if (defined $groupsize);
485 push @$plugout,("-gzip_output") if ($gzip);
486 push @$plugout,("-output_handle",$out) if (defined $out);
487
488 push @$plugout,("-xslt_file",$xsltfile) if (defined $xsltfile && $xsltfile ne "");
489
490 if ($plugout_name =~ m/^MARCXMLPlugout$/) {
491 push @$plugout,("-group") if ($group_marc);
492 push @$plugout,("-mapping_file",$mapping_file) if (defined $mapping_file && $mapping_file ne "");
493 }
494 if ($plugout_name =~ m/^.*METSPlugout$/) {
495 push @$plugout,("-xslt_mets",$xslt_mets) if (defined $xslt_mets && $xslt_mets ne "");
496 push @$plugout,("-xslt_txt",$xslt_txt) if (defined $xslt_txt && $xslt_txt ne "");
497 }
498
499 if ($plugout_name eq "FedoraMETSPlugout") {
500 push @$plugout,("-fedora_namespace",$fedora_namespace) if (defined $fedora_namespace && $fedora_namespace ne "");
501 }
502
503
504 my $processor = &plugout::load_plugout($plugout);
505 $processor->setoutputdir ($archivedir);
506 $processor->set_sortmeta ($sortmeta, $removeprefix, $removesuffix) if defined $sortmeta;
507 $processor->set_OIDtype ($OIDtype, $OIDmetadata);
508
509 &plugin::begin($pluginfo, $importdir, $processor, $maxdocs, $gli);
510
511 if ($removeold) {
512 # occasionally, plugins may want to do something on remove old, eg pharos image indexing
513 &plugin::remove_all($pluginfo, $importdir, $processor, $maxdocs, $gli);
514 }
515
516 # process the import directory
517 my $block_hash = {};
518 $block_hash->{'new_files'} = {};
519 $block_hash->{'reindex_files'} = {};
520 my $metadata = {};
521
522 # gobal blocking pass may set up some metadata
523 &plugin::file_block_read($pluginfo, $importdir, "", $block_hash, $metadata, $gli);
524
525 if ($manifest ne "") {
526 #
527 # 1. Process delete files first
528 #
529 my @deleted_files = keys %{$manifest_lookup->{'delete'}};
530 my @full_deleted_files = ();
531
532 # ensure all filenames are absolute
533 foreach my $df (@deleted_files) {
534 my $full_df =
535 (&util::filename_is_absolute($df))
536 ? $df
537 : &util::filename_cat($importdir,$df);
538
539 if (-d $full_df) {
540 &add_dir_contents_to_list($full_df, \@full_deleted_files);
541 } else {
542 push(@full_deleted_files,$full_df);
543 }
544 }
545
546 &plugin::remove_some($pluginfo, $collectcfg->{'infodbtype'}, $archivedir, \@full_deleted_files);
547 mark_docs_for_deletion($archive_info,{},
548 \@full_deleted_files,
549 $archivedir, $verbosity, "delete");
550
551
552 #
553 # 2. Now files for reindexing
554 #
555
556 my @reindex_files = keys %{$manifest_lookup->{'reindex'}};
557 my @full_reindex_files = ();
558 # ensure all filenames are absolute
559 foreach my $rf (@reindex_files) {
560 my $full_rf =
561 (&util::filename_is_absolute($rf))
562 ? $rf
563 : &util::filename_cat($importdir,$rf);
564
565 if (-d $full_rf) {
566 &add_dir_contents_to_list($full_rf, \@full_reindex_files);
567 } else {
568 push(@full_reindex_files,$full_rf);
569 }
570 }
571
572 &plugin::remove_some($pluginfo, $collectcfg->{'infodbtype'}, $archivedir, \@full_reindex_files);
573 mark_docs_for_deletion($archive_info,{},\@full_reindex_files, $archivedir,$verbosity, "reindex");
574
575 # And now to ensure the new version of the file processed by
576 # appropriate plugin, we need to add it to block_hash reindex list
577 foreach my $full_rf (@full_reindex_files) {
578 $block_hash->{'reindex_files'}->{$full_rf} = 1;
579 }
580
581
582 #
583 # 3. Now finally any new files - add to block_hash new_files list
584 #
585
586 my @new_files = keys %{$manifest_lookup->{'index'}};
587 my @full_new_files = ();
588
589 foreach my $nf (@new_files) {
590 # ensure filename is absolute
591 my $full_nf =
592 (&util::filename_is_absolute($nf))
593 ? $nf
594 : &util::filename_cat($importdir,$nf);
595
596 if (-d $full_nf) {
597 &add_dir_contents_to_list($full_nf, \@full_new_files);
598 } else {
599 push(@full_new_files,$full_nf);
600 }
601 }
602
603 foreach my $f (@full_new_files) {
604 $block_hash->{'new_files'}->{$f} = 1;
605 }
606 }
607 else {
608 # if incremental, we read through the import folder to see whats changed.
609
610 if ($incremental || $incremental_mode eq "onlyadd") {
611 prime_doc_oid_count($archivedir);
612
613 # Can now work out which files were new, already existed, and have
614 # been deleted
615
616 new_vs_old_import_diff($archive_info,$block_hash,$importdir,
617 $archivedir,$verbosity,$incremental_mode);
618
619 my @new_files = sort keys %{$block_hash->{'new_files'}};
620 if (scalar(@new_files>0)) {
621 print STDERR "New files and modified metadata files since last import:\n ";
622 print STDERR join("\n ",@new_files), "\n";
623 }
624
625 if ($incremental) {
626 # only look for deletions if we are truely incremental
627 my @deleted_files = sort keys %{$block_hash->{'deleted_files'}};
628 # Filter out any in gsdl/tmp area
629 my @filtered_deleted_files = ();
630 my $gsdl_tmp_area = &util::filename_cat($ENV{'GSDLHOME'}, "tmp");
631 my $collect_tmp_area = &util::filename_cat($ENV{'GSDLCOLLECTDIR'}, "tmp");
632 $gsdl_tmp_area = &util::filename_to_regex($gsdl_tmp_area);
633 $collect_tmp_area = &util::filename_to_regex($collect_tmp_area);
634
635 foreach my $df (@deleted_files) {
636 next if ($df =~ m/^$gsdl_tmp_area/);
637 next if ($df =~ m/^$collect_tmp_area/);
638
639 push(@filtered_deleted_files,$df);
640 }
641
642
643 @deleted_files = @filtered_deleted_files;
644
645 if (scalar(@deleted_files)>0) {
646 print STDERR "Files deleted since last import:\n ";
647 print STDERR join("\n ",@deleted_files), "\n";
648
649
650 &plugin::remove_some($pluginfo, $collectcfg->{'infodbtype'}, $archivedir, \@deleted_files);
651
652 mark_docs_for_deletion($archive_info,$block_hash,\@deleted_files, $archivedir,$verbosity, "delete");
653 }
654
655 my @reindex_files = sort keys %{$block_hash->{'reindex_files'}};
656
657 if (scalar(@reindex_files)>0) {
658 print STDERR "Files to reindex since last import:\n ";
659 print STDERR join("\n ",@reindex_files), "\n";
660 &plugin::remove_some($pluginfo, $collectcfg->{'infodbtype'}, $archivedir, \@reindex_files);
661 mark_docs_for_deletion($archive_info,$block_hash,\@reindex_files, $archivedir,$verbosity, "reindex");
662 }
663
664 }
665 }
666 }
667
668 # now, whichever mode we are in, we can process the entire import folder
669 if ((defined $jobs) && ($jobs > 1))
670 {
671 # if jobs are set to >1, run in parallel using MPI helper
672 # [hs, 1 july 2010]
673 &ParallelInexport::farm_out_processes($jobs, $epoch, $importdir, $block_hash,
674 $self->{'collection'}, $self->{'site'});
675 }
676 else
677 {
678 &plugin::read ($pluginfo, $importdir, "", $block_hash, $metadata, $processor, $maxdocs, 0, $gli);
679 }
680
681
682 if ($saveas eq "FedoraMETS") {
683 # create collection "doc obj" for Fedora that contains
684 # collection-level metadata
685
686 my $doc_obj = new doc($config_filename,"nonindexed_doc","none");
687 $doc_obj->set_OID("collection");
688
689 my $col_name = undef;
690 my $col_meta = $collectcfg->{'collectionmeta'};
691
692 if (defined $col_meta) {
693 store_collectionmeta($col_meta,"collectionname",$doc_obj); # in GS3 this is a collection's name
694 store_collectionmeta($col_meta,"collectionextra",$doc_obj); # in GS3 this is a collection's description
695 }
696 $processor->process($doc_obj);
697 }
698
699 &plugin::end($pluginfo, $processor);
700
701 &plugin::deinit($pluginfo, $processor);
702
703 # Store the value of OIDCount (used in doc.pm) so it can be
704 # restored correctly to this value on an incremental build
705 store_doc_oid_count($archivedir);
706
707 # write out the archive information file
708 $processor->close_file_output() if (defined $groupsize) && ($groupsize > 1);
709 $processor->close_group_output() if $processor->is_group();
710
711 # for backwards compatability with archvies.inf file
712 if ($arcinfo_doc_filename =~ m/(contents)|(\.inf)$/) {
713 $archive_info->save_info($arcinfo_doc_filename);
714 }
715 else {
716 $archive_info->save_revinfo_db($arcinfo_src_filename);
717 }
718
719 return $pluginfo;
720}
721
722
723sub generate_statistics
724{
725 my $self = shift @_;
726 my ($pluginfo) = @_;
727
728 my $inexport_mode = $self->{'mode'};
729
730 my $statsfile = $self->{'statsfile'};
731 my $out = $self->{'out'};
732 my $faillogname = $self->{'faillogname'};
733 my $gli = $self->{'gli'};
734 my $jobs = $self->{'jobs'};
735
736 # write out import stats
737
738 if ((!defined $jobs) || ($jobs == 1))
739 {
740 # only output statistics if there are multiple jobs
741 # [hs, 1 july 2010]
742
743 my $close_stats = 0;
744 if ($statsfile !~ /^(STDERR|STDOUT)$/i) {
745 if (open (STATS, ">$statsfile")) {
746 $statsfile = 'inexport::STATS';
747 $close_stats = 1;
748 } else {
749 &gsprintf($out, "{import.cannot_open_stats_file}", $statsfile);
750 &gsprintf($out, "{import.stats_backup}\n");
751 $statsfile = 'STDERR';
752 }
753 }
754
755 &gsprintf($out, "\n");
756 &gsprintf($out, "*********************************************\n");
757 &gsprintf($out, "{$inexport_mode.complete}\n");
758 &gsprintf($out, "*********************************************\n");
759
760 &plugin::write_stats($pluginfo, $statsfile, $faillogname, $gli);
761 if ($close_stats) {
762 close STATS;
763 }
764 }
765
766 close OUT if $self->{'close_out'};
767 close FAILLOG;
768}
769
770
771sub store_collectionmeta
772{
773 my ($collectionmeta,$field,$doc_obj) = @_;
774
775 my $section = $doc_obj->get_top_section();
776
777 my $field_hash = $collectionmeta->{$field};
778
779 foreach my $k (keys %$field_hash)
780 {
781 my $val = $field_hash->{$k};
782
783 ### print STDERR "*** $k = $field_hash->{$k}\n";
784
785 my $md_label = "ex.$field";
786
787
788 if ($k =~ m/^\[l=(.*?)\]$/)
789 {
790
791 my $md_suffix = $1;
792 $md_label .= "^$md_suffix";
793 }
794
795
796 $doc_obj->add_utf8_metadata($section,$md_label, $val);
797
798 # see collConfigxml.pm: GS2's "collectionextra" is called "description" in GS3,
799 # while "collectionname" in GS2 is called "name" in GS3.
800 # Variable $nameMap variable in collConfigxml.pm maps between GS2 and GS3
801 if (($md_label eq "ex.collectionname^en") || ($md_label eq "ex.collectionname"))
802 {
803 $doc_obj->add_utf8_metadata($section,"dc.Title", $val);
804 }
805
806 }
807}
808
809
810sub oid_count_file {
811 my ($archivedir) = @_;
812 return &util::filename_cat ($archivedir, "OIDcount");
813}
814
815
816sub prime_doc_oid_count
817{
818 my ($archivedir) = @_;
819 my $oid_count_filename = &oid_count_file($archivedir);
820
821 if (-e $oid_count_filename) {
822 if (open(OIDIN,"<$oid_count_filename")) {
823 my $OIDcount = <OIDIN>;
824 chomp $OIDcount;
825 close(OIDIN);
826
827 $doc::OIDcount = $OIDcount;
828 }
829 else {
830
831 print STDERR "Warning: unable to read document OID count from $oid_count_filename\n";
832 print STDERR "Setting value to 0\n";
833 }
834 }
835
836}
837
838sub store_doc_oid_count
839{
840 # Use the file "OIDcount" in the archives directory to record
841 # what value doc.pm got up to
842
843 my ($archivedir) = @_;
844 my $oid_count_filename = &oid_count_file($archivedir);
845
846
847 if (open(OIDOUT,">$oid_count_filename")) {
848 print OIDOUT $doc::OIDcount, "\n";
849
850 close(OIDOUT);
851 }
852 else {
853 print STDERR "Warning: unable to store document OID count\n";
854 }
855}
856
857
858
859sub new_vs_old_import_diff
860{
861 my ($archive_info,$block_hash,$importdir,$archivedir,$verbosity,$incremental_mode) = @_;
862
863 # Get the infodbtype value for this collection from the arcinfo object
864 my $infodbtype = $archive_info->{'infodbtype'};
865
866 # in this method, we want to know if metadata files are modified or not.
867 my $arcinfo_doc_filename = &dbutil::get_infodb_file_path($infodbtype, "archiveinf-doc", $archivedir);
868
869 my $archiveinf_timestamp = -M $arcinfo_doc_filename;
870
871 # First convert all files to absolute form
872 # This is to support the situation where the import folder is not
873 # the default
874
875 my $prev_all_files = $archive_info->{'prev_import_filelist'};
876 my $full_prev_all_files = {};
877
878 foreach my $prev_file (keys %$prev_all_files) {
879
880 if (!&util::filename_is_absolute($prev_file)) {
881 my $full_prev_file = &util::filename_cat($ENV{'GSDLCOLLECTDIR'},$prev_file);
882 $full_prev_all_files->{$full_prev_file} = $prev_file;
883 }
884 else {
885 $full_prev_all_files->{$prev_file} = $prev_file;
886 }
887 }
888
889
890 # Figure out which are the new files, existing files and so
891 # by implication the files from the previous import that are not
892 # there any more => mark them for deletion
893 foreach my $curr_file (keys %{$block_hash->{'all_files'}}) {
894
895 my $full_curr_file = $curr_file;
896
897 # entry in 'all_files' is moved to either 'existing_files',
898 # 'deleted_files', 'new_files', or 'new_or_modified_metadata_files'
899
900 if (!&util::filename_is_absolute($curr_file)) {
901 # add in import dir to make absolute
902 $full_curr_file = &util::filename_cat($importdir,$curr_file);
903 }
904
905 # figure out if new file or not
906 if (defined $full_prev_all_files->{$full_curr_file}) {
907 # delete it so that only files that need deleting are left
908 delete $full_prev_all_files->{$full_curr_file};
909
910 # had it before. is it a metadata file?
911 if ($block_hash->{'metadata_files'}->{$full_curr_file}) {
912
913 # is it modified??
914 if (-M $full_curr_file < $archiveinf_timestamp) {
915 print STDERR "*** Detected a modified metadata file: $full_curr_file\n" if $verbosity > 2;
916 # its newer than last build
917 $block_hash->{'new_or_modified_metadata_files'}->{$full_curr_file} = 1;
918 }
919 }
920 else {
921 if ($incremental_mode eq "all") {
922
923 # had it before
924 $block_hash->{'existing_files'}->{$full_curr_file} = 1;
925
926 }
927 else {
928 # Warning in "onlyadd" mode, but had it before!
929 print STDERR "Warning: File $full_curr_file previously imported.\n";
930 print STDERR " Treating as new file\n";
931
932 $block_hash->{'new_files'}->{$full_curr_file} = 1;
933
934 }
935 }
936 }
937 else {
938 if ($block_hash->{'metadata_files'}->{$full_curr_file}) {
939 # the new file is the special sort of file greenstone uses
940 # to attach metadata to src documents
941 # i.e metadata.xml
942 # (but note, the filename used is not constrained in
943 # Greenstone to always be this)
944
945 print STDERR "***** Detected new metadata file: $full_curr_file\n" if $verbosity > 2;
946 $block_hash->{'new_or_modified_metadata_files'}->{$full_curr_file} = 1;
947 }
948 else {
949 $block_hash->{'new_files'}->{$full_curr_file} = 1;
950 }
951 }
952
953
954 delete $block_hash->{'all_files'}->{$curr_file};
955 }
956
957
958
959
960 # Deal with complication of new or modified metadata files by forcing
961 # everything from this point down in the file hierarchy to
962 # be freshly imported.
963 #
964 # This may mean files that have not changed are reindexed, but does
965 # guarantee by the end of processing all new metadata is correctly
966 # associated with the relevant document(s).
967
968 foreach my $new_mdf (keys %{$block_hash->{'new_or_modified_metadata_files'}}) {
969 my ($fileroot,$situated_dir,$ext) = fileparse($new_mdf, "\\.[^\\.]+\$");
970
971 $situated_dir =~ s/[\\\/]+$//; # remove tailing slashes
972 $situated_dir =~ s/\\/\\\\/g; # need to protect windows slash \ in regular expression
973
974 # Go through existing_files, and mark anything that is contained
975 # within 'situated_dir' to be reindexed (in case some of the metadata
976 # attaches to one of these files)
977
978 my $reindex_files = [];
979
980 foreach my $existing_f (keys %{$block_hash->{'existing_files'}}) {
981
982 if ($existing_f =~ m/^$situated_dir/) {
983 push(@$reindex_files,$existing_f);
984 $block_hash->{'reindex_files'}->{$existing_f} = 1;
985 delete $block_hash->{'existing_files'}->{$existing_f};
986
987 }
988 }
989
990 # metadata file needs to be in new_files list so parsed by MetadataXMLPlug
991 # (or equivalent)
992 $block_hash->{'new_files'}->{$new_mdf} = 1;
993
994 }
995
996 # go through remaining existing files and work out what has changed and needs to be reindexed.
997 my @existing_files = sort keys %{$block_hash->{'existing_files'}};
998
999 my $reindex_files = [];
1000
1001 foreach my $existing_filename (@existing_files) {
1002 if (-M $existing_filename < $archiveinf_timestamp) {
1003 # file is newer than last build
1004
1005 my $existing_file = $existing_filename;
1006 #my $collectdir = &util::filename_cat($ENV{'GSDLCOLLECTDIR'});
1007
1008 #my $collectdir_resafe = &util::filename_to_regex($collectdir);
1009 #$existing_file =~ s/^$collectdir_resafe(\\|\/)?//;
1010
1011 print STDERR "**** Reindexing existing file: $existing_file\n";
1012
1013 push(@$reindex_files,$existing_file);
1014 $block_hash->{'reindex_files'}->{$existing_filename} = 1;
1015 }
1016
1017 }
1018
1019
1020 # By this point full_prev_all_files contains the files
1021 # mentioned in archiveinf-src.db but are not in the 'import'
1022 # folder (or whatever was specified through -importdir ...)
1023
1024 # This list can contain files that were created in the 'tmp' or
1025 # 'cache' areas (such as screen-size and thumbnail images).
1026 #
1027 # In building the final list of files to delete, we test to see if
1028 # it exists on the filesystem and if it does (unusual for a "normal"
1029 # file in import, but possible in the case of 'tmp' files),
1030 # supress it from going into the final list
1031
1032 my $collectdir = $ENV{'GSDLCOLLECTDIR'};
1033
1034 my @deleted_files = values %$full_prev_all_files;
1035 map { my $curr_file = $_;
1036 my $full_curr_file = $curr_file;
1037
1038 if (!&util::filename_is_absolute($curr_file)) {
1039 # add in import dir to make absolute
1040
1041 $full_curr_file = &util::filename_cat($collectdir,$curr_file);
1042 }
1043
1044
1045 if (!-e $full_curr_file) {
1046 $block_hash->{'deleted_files'}->{$curr_file} = 1;
1047 }
1048 } @deleted_files;
1049
1050
1051
1052}
1053
1054
1055# this is used to delete "deleted" docs, and to remove old versions of "changed" docs
1056# $mode is 'delete' or 'reindex'
1057sub mark_docs_for_deletion
1058{
1059 my ($archive_info,$block_hash,$deleted_files,$archivedir,$verbosity,$mode) = @_;
1060
1061 my $mode_text = "deleted from index";
1062 if ($mode eq "reindex") {
1063 $mode_text = "reindexed";
1064 }
1065
1066 # Get the infodbtype value for this collection from the arcinfo object
1067 my $infodbtype = $archive_info->{'infodbtype'};
1068
1069 my $arcinfo_doc_filename = &dbutil::get_infodb_file_path($infodbtype, "archiveinf-doc", $archivedir);
1070 my $arcinfo_src_filename = &dbutil::get_infodb_file_path($infodbtype, "archiveinf-src", $archivedir);
1071
1072
1073 # record files marked for deletion in arcinfo
1074 foreach my $file (@$deleted_files) {
1075 # use 'archiveinf-src' info database file to look up all the OIDs
1076 # that this file is used in (note in most cases, it's just one OID)
1077
1078 my $src_rec_string = &dbutil::read_infodb_entry($infodbtype, $arcinfo_src_filename, $file);
1079 my $src_rec = &dbutil::convert_infodb_string_to_hash($src_rec_string);
1080 my $oids = $src_rec->{'oid'};
1081 my $file_record_deleted = 0;
1082
1083 # delete the src record
1084 my $src_infodb_file_handle = &dbutil::open_infodb_write_handle($infodbtype, $arcinfo_src_filename, "append");
1085 &dbutil::delete_infodb_entry($infodbtype, $src_infodb_file_handle, $file);
1086 &dbutil::close_infodb_write_handle($infodbtype, $src_infodb_file_handle);
1087
1088
1089 foreach my $oid (@$oids) {
1090
1091 # find the source doc (the primary file that becomes this oid)
1092 my $doc_rec_string = &dbutil::read_infodb_entry($infodbtype, $arcinfo_doc_filename, $oid);
1093 my $doc_rec = &dbutil::convert_infodb_string_to_hash($doc_rec_string);
1094 my $doc_source_file = $doc_rec->{'src-file'}->[0];
1095 if (!&util::filename_is_absolute($doc_source_file)) {
1096 $doc_source_file = &util::filename_cat($ENV{'GSDLCOLLECTDIR'},$doc_source_file);
1097 }
1098
1099 if ($doc_source_file ne $file) {
1100 # its an associated or metadata file
1101
1102 # mark source doc for reimport as one of its assoc files has changed or deleted
1103 $block_hash->{'reindex_files'}->{$doc_source_file} = 1;
1104
1105 }
1106 my $curr_status = $archive_info->get_status_info($oid);
1107 if (defined($curr_status) && (($curr_status ne "D"))) {
1108 if ($verbosity>1) {
1109 print STDERR "$oid ($doc_source_file) marked to be $mode_text on next buildcol.pl\n";
1110 }
1111 # mark oid for deletion (it will be deleted or reimported)
1112 $archive_info->set_status_info($oid,"D");
1113 my $val = &dbutil::read_infodb_entry($infodbtype, $arcinfo_doc_filename, $oid);
1114 $val =~ s/^<index-status>(.*)$/<index-status>D/m;
1115
1116 my $val_rec = &dbutil::convert_infodb_string_to_hash($val);
1117 my $doc_infodb_file_handle = &dbutil::open_infodb_write_handle($infodbtype, $arcinfo_doc_filename, "append");
1118
1119 &dbutil::write_infodb_entry($infodbtype, $doc_infodb_file_handle, $oid, $val_rec);
1120 &dbutil::close_infodb_write_handle($infodbtype, $doc_infodb_file_handle);
1121 }
1122 }
1123
1124 }
1125 # now go through and check that we haven't marked any primary files for reindex (because their associated files have changed/deleted) when they have been deleted themselves. only in delete mode.
1126 if ($mode eq "delete") {
1127 foreach my $file (@$deleted_files) {
1128 if (defined $block_hash->{'reindex_files'}->{$file}) {
1129 delete $block_hash->{'reindex_files'}->{$file};
1130 }
1131 }
1132 }
1133
1134
1135}
1136
1137sub add_dir_contents_to_list {
1138
1139 my ($dirname, $list) = @_;
1140
1141 # Recur over directory contents.
1142 my (@dir, $subfile);
1143
1144 # find all the files in the directory
1145 if (!opendir (DIR, $dirname)) {
1146 print STDERR "inexport: WARNING - couldn't read directory $dirname\n";
1147 return -1; # error in processing
1148 }
1149 @dir = readdir (DIR);
1150 closedir (DIR);
1151
1152 for (my $i = 0; $i < scalar(@dir); $i++) {
1153 my $subfile = $dir[$i];
1154 next if ($subfile =~ m/^\.\.?$/);
1155 next if ($subfile =~ /^\.svn$/);
1156 my $full_file = &util::filename_cat($dirname, $subfile);
1157 if (-d $full_file) {
1158 &add_dir_contents_to_list($full_file, $list);
1159 } else {
1160 push (@$list, $full_file);
1161 }
1162 }
1163
1164}
1165
1166
11671;
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