tools/manage-marc-import.pl

   1 #!/usr/bin/perl
   2
   3 # Copyright (C) 2007 LibLime
   4 #
   5 # This file is part of Koha.
   6 #
   7 # Koha is free software; you can redistribute it and/or modify it
   8 # under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # Koha is distributed in the hope that it will be useful, but
  13 # WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  19
  20 use strict;
  21 use warnings;
  22
  23 # standard or CPAN modules used
  24 use CGI qw ( -utf8 );
  25 use CGI::Cookie;
  26 use MARC::File::USMARC;
  27
  28 # Koha modules used
  29 use C4::Context;
  30 use C4::Koha;
  31 use C4::Auth;
  32 use C4::AuthoritiesMarc;
  33 use C4::Output;
  34 use C4::Biblio;
  35 use C4::ImportBatch;
  36 use C4::Matcher;
  37 use C4::BackgroundJob;
  38 use C4::Labels::Batch;
  39 use Koha::BiblioFrameworks;
  40
  41 my $script_name = "/cgi-bin/koha/tools/manage-marc-import.pl";
  42
  43 my $input = new CGI;
  44 my $op = $input->param('op') || '';
  45 my $completedJobID = $input->param('completedJobID');
  46 our $runinbackground = $input->param('runinbackground');
  47 my $import_batch_id = $input->param('import_batch_id') || '';
  48
  49 # record list displays
  50 my $offset = $input->param('offset') || 0;
  51 my $results_per_page = $input->param('results_per_page') || 25;
  52
  53 my ($template, $loggedinuser, $cookie)
  54     = get_template_and_user({template_name => "tools/manage-marc-import.tt",
  55                  query => $input,
  56                  type => "intranet",
  57                  authnotrequired => 0,
  58                  flagsrequired => {tools => 'manage_staged_marc'},
  59                  debug => 1,
  60                  });
  61
  62 my %cookies = parse CGI::Cookie($cookie);
  63 our $sessionID = $cookies{'CGISESSID'}->value;
  64 our $dbh = C4::Context->dbh;
  65
  66 my $frameworks = Koha::BiblioFrameworks->search({}, { order_by => ['frameworktext'] });
  67 $template->param( frameworks => $frameworks );
  68
  69 if ($op eq "create_labels") {
  70         #create a batch of labels, then lose $op & $import_batch_id so we get back to import batch list.
  71         my $label_batch_id = create_labelbatch_from_importbatch($import_batch_id);
  72         if ($label_batch_id == -1) {
  73             $template->param(   label_batch_msg => "Error attempting to create label batch. Please ask your system administrator to check the log for more details.",
  74                                 message_type    => 'alert',
  75             );
  76         }
  77         else {
  78             $template->param(   label_batch_msg => "Label batch #$label_batch_id created.",
  79                                 message_type    => 'dialog',
  80             );
  81         }
  82         $op='';
  83         $import_batch_id='';
  84 }
  85 if ($op) {
  86     $template->param(script_name => $script_name, $op => 1);
  87 } else {
  88     $template->param(script_name => $script_name);
  89 }
  90
  91 if ($op eq "") {
  92     # displaying a list
  93     if ($import_batch_id eq '') {
  94         import_batches_list($template, $offset, $results_per_page);
  95     } else {
  96         import_records_list($template, $import_batch_id, $offset, $results_per_page);
  97     }
  98 } elsif ($op eq "commit-batch") {
  99     if ($completedJobID) {
 100         add_saved_job_results_to_template($template, $completedJobID);
 101     } else {
 102         my $framework = $input->param('framework');
 103         commit_batch($template, $import_batch_id, $framework);
 104     }
 105     import_records_list($template, $import_batch_id, $offset, $results_per_page);
 106 } elsif ($op eq "revert-batch") {
 107     if ($completedJobID) {
 108         add_saved_job_results_to_template($template, $completedJobID);
 109     } else {
 110         revert_batch($template, $import_batch_id);
 111     }
 112     import_records_list($template, $import_batch_id, $offset, $results_per_page);
 113 } elsif ($op eq "clean-batch") {
 114     CleanBatch($import_batch_id);
 115     import_batches_list($template, $offset, $results_per_page);
 116     $template->param(
 117         did_clean       => 1,
 118         import_batch_id => $import_batch_id,
 119     );
 120 } elsif ($op eq "delete-batch") {
 121     DeleteBatch($import_batch_id);
 122     import_batches_list($template, $offset, $results_per_page);
 123     $template->param(
 124         did_delete      => 1,
 125     );
 126 } elsif ($op eq "redo-matching") {
 127     my $new_matcher_id = $input->param('new_matcher_id');
 128     my $current_matcher_id = $input->param('current_matcher_id');
 129     my $overlay_action = $input->param('overlay_action');
 130     my $nomatch_action = $input->param('nomatch_action');
 131     my $item_action = $input->param('item_action');
 132     redo_matching($template, $import_batch_id, $new_matcher_id, $current_matcher_id,
 133                   $overlay_action, $nomatch_action, $item_action);
 134     import_records_list($template, $import_batch_id, $offset, $results_per_page);
 135 }
 136
 137 output_html_with_http_headers $input, $cookie, $template->output;
 138
 139 exit 0;
 140
 141 sub redo_matching {
 142     my ($template, $import_batch_id, $new_matcher_id, $current_matcher_id, $overlay_action, $nomatch_action, $item_action) = @_;
 143     my $rematch_failed = 0;
 144     return if not defined $new_matcher_id and not defined $current_matcher_id;
 145     my $old_overlay_action = GetImportBatchOverlayAction($import_batch_id);
 146     my $old_nomatch_action = GetImportBatchNoMatchAction($import_batch_id);
 147     my $old_item_action = GetImportBatchItemAction($import_batch_id);
 148     return if $new_matcher_id eq $current_matcher_id and
 149               $old_overlay_action eq $overlay_action and
 150               $old_nomatch_action eq $nomatch_action and
 151               $old_item_action eq $item_action;
 152
 153     if ($old_overlay_action ne $overlay_action) {
 154         SetImportBatchOverlayAction($import_batch_id, $overlay_action);
 155         $template->param('changed_overlay_action' => 1);
 156     }
 157     if ($old_nomatch_action ne $nomatch_action) {
 158         SetImportBatchNoMatchAction($import_batch_id, $nomatch_action);
 159         $template->param('changed_nomatch_action' => 1);
 160     }
 161     if ($old_item_action ne $item_action) {
 162         SetImportBatchItemAction($import_batch_id, $item_action);
 163         $template->param('changed_item_action' => 1);
 164     }
 165
 166     my $num_with_matches = 0;
 167     if (defined $new_matcher_id and $new_matcher_id ne "") {
 168         my $matcher = C4::Matcher->fetch($new_matcher_id);
 169         if (defined $matcher) {
 170             $num_with_matches = BatchFindDuplicates($import_batch_id, $matcher);
 171             SetImportBatchMatcher($import_batch_id, $new_matcher_id);
 172         } else {
 173             $rematch_failed = 1;
 174         }
 175     } else {
 176         $num_with_matches = BatchFindDuplicates($import_batch_id, undef);
 177         SetImportBatchMatcher($import_batch_id, undef);
 178         SetImportBatchOverlayAction('create_new');
 179     }
 180     $template->param(rematch_failed => $rematch_failed);
 181     $template->param(rematch_attempted => 1);
 182     $template->param(num_with_matches => $num_with_matches);
 183 }
 184
 185 sub create_labelbatch_from_importbatch {
 186         my ($batch_id) = @_;
 187         my $err = undef;
 188         my $branch_code = C4::Context->userenv->{'branch'};
 189         my $batch = C4::Labels::Batch->new(branch_code => $branch_code);
 190         my @items = GetItemNumbersFromImportBatch($batch_id);
 191         if (grep{$_ == 0} @items) {
 192             warn sprintf('create_labelbatch_from_importbatch() : Call to C4::ImportBatch::GetItemNumbersFromImportBatch returned no item number(s) from import batch #%s.', $batch_id);
 193             return -1;
 194         }
 195         foreach my $item_number (@items) {
 196             $err = $batch->add_item($item_number);
 197             if ($err == -1) {
 198                 warn sprintf('create_labelbatch_from_importbatch() : Error attempting to add item #%s of import batch #%s to label batch.', $item_number, $batch_id);
 199                 return -1;
 200             }
 201         }
 202         return $batch->get_attr('batch_id');
 203 }
 204
 205 sub import_batches_list {
 206     my ($template, $offset, $results_per_page) = @_;
 207     my $batches = GetImportBatchRangeDesc($offset, $results_per_page);
 208
 209     my @list = ();
 210     foreach my $batch (@$batches) {
 211         push @list, {
 212             import_batch_id => $batch->{'import_batch_id'},
 213             num_records => $batch->{'num_records'},
 214             num_items => $batch->{'num_items'},
 215             upload_timestamp => $batch->{'upload_timestamp'},
 216             import_status => $batch->{'import_status'},
 217             file_name => $batch->{'file_name'} || "($batch->{'batch_type'})",
 218             comments => $batch->{'comments'},
 219             can_clean => ($batch->{'import_status'} ne 'cleaned') ? 1 : 0,
 220             record_type => $batch->{'record_type'},
 221         };
 222     }
 223     $template->param(batch_list => \@list);
 224     my $num_batches = GetNumberOfNonZ3950ImportBatches();
 225     add_page_numbers($template, $offset, $results_per_page, $num_batches);
 226     $template->param(offset => $offset);
 227     $template->param(range_top => $offset + $results_per_page - 1);
 228     $template->param(num_results => $num_batches);
 229     $template->param(results_per_page => $results_per_page);
 230
 231 }
 232
 233 sub commit_batch {
 234     my ($template, $import_batch_id, $framework) = @_;
 235
 236     my $job = undef;
 237     $dbh->{AutoCommit} = 0;
 238     my $callback = sub {};
 239     if ($runinbackground) {
 240         $job = put_in_background($import_batch_id);
 241         $callback = progress_callback($job, $dbh);
 242     }
 243     my ($num_added, $num_updated, $num_items_added, $num_items_replaced, $num_items_errored, $num_ignored) =
 244         BatchCommitRecords($import_batch_id, $framework, 50, $callback);
 245     $dbh->commit();
 246
 247     my $results = {
 248         did_commit => 1,
 249         num_added => $num_added,
 250         num_updated => $num_updated,
 251         num_items_added => $num_items_added,
 252         num_items_replaced => $num_items_replaced,
 253         num_items_errored => $num_items_errored,
 254         num_ignored => $num_ignored
 255     };
 256     if ($runinbackground) {
 257         $job->finish($results);
 258     } else {
 259         add_results_to_template($template, $results);
 260     }
 261 }
 262
 263 sub revert_batch {
 264     my ($template, $import_batch_id) = @_;
 265
 266     $dbh->{AutoCommit} = 0;
 267     my $job = undef;
 268     my $callback = sub {};
 269     if ($runinbackground) {
 270         $job = put_in_background($import_batch_id);
 271         $callback = progress_callback($job, $dbh);
 272     }
 273     my ($num_deleted, $num_errors, $num_reverted, $num_items_deleted, $num_ignored) =
 274         BatchRevertRecords($import_batch_id, 50, $callback);
 275     $dbh->commit();
 276
 277     my $results = {
 278         did_revert => 1,
 279         num_deleted => $num_deleted,
 280         num_items_deleted => $num_items_deleted,
 281         num_errors => $num_errors,
 282         num_reverted => $num_reverted,
 283         num_ignored => $num_ignored,
 284     };
 285     if ($runinbackground) {
 286         $job->finish($results);
 287     } else {
 288         add_results_to_template($template, $results);
 289     }
 290 }
 291
 292 sub put_in_background {
 293     my $import_batch_id = shift;
 294
 295     my $batch = GetImportBatch($import_batch_id);
 296     my $job = C4::BackgroundJob->new($sessionID, $batch->{'file_name'}, '/cgi-bin/koha/tools/manage-marc-import.pl', $batch->{'num_records'});
 297     my $jobID = $job->id();
 298
 299     # fork off
 300     if (my $pid = fork) {
 301         # parent
 302         # return job ID as JSON
 303
 304         # prevent parent exiting from
 305         # destroying the kid's database handle
 306         # FIXME: according to DBI doc, this may not work for Oracle
 307         $dbh->{InactiveDestroy}  = 1;
 308
 309         my $reply = CGI->new("");
 310         print $reply->header(-type => 'text/html');
 311         print '{"jobID":"' . $jobID . '"}';
 312         exit 0;
 313     } elsif (defined $pid) {
 314         # child
 315         # close STDOUT to signal to Apache that
 316         # we're now running in the background
 317         close STDOUT;
 318         close STDERR;
 319     } else {
 320         # fork failed, so exit immediately
 321         warn "fork failed while attempting to run tools/manage-marc-import.pl as a background job";
 322         exit 0;
 323     }
 324     return $job;
 325 }
 326
 327 sub progress_callback {
 328     my $job = shift;
 329     my $dbh = shift;
 330     return sub {
 331         my $progress = shift;
 332         $job->progress($progress);
 333         $dbh->commit();
 334     }
 335 }
 336
 337 sub add_results_to_template {
 338     my $template = shift;
 339     my $results = shift;
 340     $template->param(map { $_ => $results->{$_} } keys %{ $results });
 341 }
 342
 343 sub add_saved_job_results_to_template {
 344     my $template = shift;
 345     my $completedJobID = shift;
 346     my $job = C4::BackgroundJob->fetch($sessionID, $completedJobID);
 347     my $results = $job->results();
 348     add_results_to_template($template, $results);
 349 }
 350
 351 sub import_records_list {
 352     my ($template, $import_batch_id, $offset, $results_per_page) = @_;
 353
 354     my $batch = GetImportBatch($import_batch_id);
 355     $template->param(import_batch_id => $import_batch_id);
 356
 357     my $overlay_action = GetImportBatchOverlayAction($import_batch_id);
 358     $template->param("overlay_action_${overlay_action}" => 1);
 359     $template->param(overlay_action => $overlay_action);
 360
 361     my $nomatch_action = GetImportBatchNoMatchAction($import_batch_id);
 362     $template->param("nomatch_action_${nomatch_action}" => 1);
 363     $template->param(nomatch_action => $nomatch_action);
 364
 365     my $item_action = GetImportBatchItemAction($import_batch_id);
 366     $template->param("item_action_${item_action}" => 1);
 367     $template->param(item_action => $item_action);
 368
 369     batch_info($template, $batch);
 370
 371 }
 372
 373 sub batch_info {
 374     my ($template, $batch) = @_;
 375     $template->param(batch_info => 1);
 376     $template->param(file_name => $batch->{'file_name'});
 377     $template->param(comments => $batch->{'comments'});
 378     $template->param(import_status => $batch->{'import_status'});
 379     $template->param(upload_timestamp => $batch->{'upload_timestamp'});
 380     $template->{VARS}->{'record_type'} = $batch->{'record_type'};
 381     $template->param(num_records => $batch->{'num_records'});
 382     $template->param(num_items => $batch->{'num_items'});
 383     if ($batch->{'import_status'} ne 'cleaned') {
 384         $template->param(can_clean => 1);
 385     }
 386     if ($batch->{'num_records'} > 0) {
 387         if ($batch->{'import_status'} eq 'staged' or $batch->{'import_status'} eq 'reverted') {
 388             $template->param(can_commit => 1);
 389         }
 390         if ($batch->{'import_status'} eq 'imported') {
 391             $template->param(can_revert => 1);
 392         }
 393     }
 394     if (defined $batch->{'matcher_id'}) {
 395         my $matcher = C4::Matcher->fetch($batch->{'matcher_id'});
 396         if (defined $matcher) {
 397             $template->param('current_matcher_id' => $batch->{'matcher_id'});
 398             $template->param('current_matcher_code' => $matcher->code());
 399             $template->param('current_matcher_description' => $matcher->description());
 400         }
 401     }
 402     add_matcher_list($template,$batch->{'matcher_id'});
 403 }
 404
 405 sub add_matcher_list {
 406     my ($template,$current_matcher_id) = @_;
 407     my @matchers = C4::Matcher::GetMatcherList();
 408     if (defined $current_matcher_id) {
 409         for (my $i = 0; $i <= $#matchers; $i++) {
 410             if ($matchers[$i]->{'matcher_id'} eq $current_matcher_id) {
 411                 $matchers[$i]->{'selected'} = 1;
 412             }
 413         }
 414     }
 415     $template->param(available_matchers => \@matchers);
 416 }
 417
 418 sub add_page_numbers {
 419     my ($template, $offset, $results_per_page, $total_results) = @_;
 420     my $max_pages = POSIX::ceil($total_results / $results_per_page);
 421     return if $max_pages < 2;
 422     my $current_page = int($offset / $results_per_page) + 1;
 423     my @pages = ();
 424     for (my $i = 1; $i <= $max_pages; $i++) {
 425         push @pages, {
 426             page_number => $i,
 427             current_page => ($current_page == $i) ? 1 : 0,
 428             offset => ($i - 1) * $results_per_page
 429         }
 430     }
 431     $template->param(pages => \@pages);
 432 }
 433