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 Modern::Perl;
  21
  22 # standard or CPAN modules used
  23 use CGI qw ( -utf8 );
  24 use CGI::Cookie;
  25 use MARC::File::USMARC;
  26
  27 # Koha modules used
  28 use C4::Context;
  29 use C4::Koha;
  30 use C4::Auth;
  31 use C4::AuthoritiesMarc;
  32 use C4::Output;
  33 use C4::Biblio;
  34 use C4::ImportBatch;
  35 use C4::Matcher;
  36 use C4::BackgroundJob;
  37 use C4::Labels::Batch;
  38 use Koha::BiblioFrameworks;
  39
  40 my $script_name = "/cgi-bin/koha/tools/manage-marc-import.pl";
  41
  42 my $input = CGI->new;
  43 my $op = $input->param('op') || '';
  44 my $completedJobID = $input->param('completedJobID');
  45 our $runinbackground = $input->param('runinbackground');
  46 my $import_batch_id = $input->param('import_batch_id') || '';
  47
  48 # record list displays
  49 my $offset = $input->param('offset') || 0;
  50 my $results_per_page = $input->param('results_per_page') || 25;
  51
  52 my ($template, $loggedinuser, $cookie)
  53     = get_template_and_user({template_name => "tools/manage-marc-import.tt",
  54                  query => $input,
  55                  type => "intranet",
  56                  flagsrequired => {tools => 'manage_staged_marc'},
  57                  debug => 1,
  58                  });
  59
  60 my %cookies = parse CGI::Cookie($cookie);
  61 our $sessionID = $cookies{'CGISESSID'}->value;
  62 our $dbh = C4::Context->dbh;
  63
  64 my $frameworks = Koha::BiblioFrameworks->search({ tagfield => { 'not' => undef } }, { join => 'marc_tag_structure', distinct => 'frameworkcode', order_by => ['frameworktext'] });
  65 $template->param( frameworks => $frameworks );
  66
  67 if ($op eq "create_labels") {
  68         #create a batch of labels, then lose $op & $import_batch_id so we get back to import batch list.
  69         my $label_batch_id = create_labelbatch_from_importbatch($import_batch_id);
  70         if ($label_batch_id == -1) {
  71             $template->param(   label_batch_msg => "error",
  72                                 message_type    => 'alert',
  73             );
  74         }
  75         else {
  76             $template->param(   label_batch_msg => $label_batch_id,
  77                                 message_type    => 'dialog',
  78             );
  79         }
  80         $op='';
  81         $import_batch_id='';
  82 }
  83 if ($op) {
  84     $template->param(script_name => $script_name, $op => 1);
  85 } else {
  86     $template->param(script_name => $script_name);
  87 }
  88
  89 if ($op eq "") {
  90     # displaying a list
  91     if ($import_batch_id eq '') {
  92         import_batches_list($template, $offset, $results_per_page);
  93     } else {
  94         import_records_list($template, $import_batch_id, $offset, $results_per_page);
  95     }
  96 } elsif ($op eq "commit-batch") {
  97     if ($completedJobID) {
  98         add_saved_job_results_to_template($template, $completedJobID);
  99     } else {
 100         my $framework = $input->param('framework');
 101         commit_batch($template, $import_batch_id, $framework);
 102     }
 103     import_records_list($template, $import_batch_id, $offset, $results_per_page);
 104 } elsif ($op eq "revert-batch") {
 105     if ($completedJobID) {
 106         add_saved_job_results_to_template($template, $completedJobID);
 107     } else {
 108         revert_batch($template, $import_batch_id);
 109     }
 110     import_records_list($template, $import_batch_id, $offset, $results_per_page);
 111 } elsif ($op eq "clean-batch") {
 112     CleanBatch($import_batch_id);
 113     import_batches_list($template, $offset, $results_per_page);
 114     $template->param(
 115         did_clean       => 1,
 116         import_batch_id => $import_batch_id,
 117     );
 118 } elsif ($op eq "delete-batch") {
 119     DeleteBatch($import_batch_id);
 120     import_batches_list($template, $offset, $results_per_page);
 121     $template->param(
 122         did_delete      => 1,
 123     );
 124 } elsif ($op eq "redo-matching") {
 125     my $new_matcher_id = $input->param('new_matcher_id');
 126     my $current_matcher_id = $input->param('current_matcher_id');
 127     my $overlay_action = $input->param('overlay_action');
 128     my $nomatch_action = $input->param('nomatch_action');
 129     my $item_action = $input->param('item_action');
 130     redo_matching($template, $import_batch_id, $new_matcher_id, $current_matcher_id,
 131                   $overlay_action, $nomatch_action, $item_action);
 132     import_records_list($template, $import_batch_id, $offset, $results_per_page);
 133 }
 134
 135 output_html_with_http_headers $input, $cookie, $template->output;
 136
 137 exit 0;
 138
 139 sub redo_matching {
 140     my ($template, $import_batch_id, $new_matcher_id, $current_matcher_id, $overlay_action, $nomatch_action, $item_action) = @_;
 141     my $rematch_failed = 0;
 142     return if not defined $new_matcher_id and not defined $current_matcher_id;
 143     my $old_overlay_action = GetImportBatchOverlayAction($import_batch_id);
 144     my $old_nomatch_action = GetImportBatchNoMatchAction($import_batch_id);
 145     my $old_item_action = GetImportBatchItemAction($import_batch_id);
 146     return if $new_matcher_id eq $current_matcher_id and
 147               $old_overlay_action eq $overlay_action and
 148               $old_nomatch_action eq $nomatch_action and
 149               $old_item_action eq $item_action;
 150
 151     if ($old_overlay_action ne $overlay_action) {
 152         SetImportBatchOverlayAction($import_batch_id, $overlay_action);
 153         $template->param('changed_overlay_action' => 1);
 154     }
 155     if ($old_nomatch_action ne $nomatch_action) {
 156         SetImportBatchNoMatchAction($import_batch_id, $nomatch_action);
 157         $template->param('changed_nomatch_action' => 1);
 158     }
 159     if ($old_item_action ne $item_action) {
 160         SetImportBatchItemAction($import_batch_id, $item_action);
 161         $template->param('changed_item_action' => 1);
 162     }
 163
 164     my $num_with_matches = 0;
 165     if (defined $new_matcher_id and $new_matcher_id ne "") {
 166         my $matcher = C4::Matcher->fetch($new_matcher_id);
 167         if (defined $matcher) {
 168             $num_with_matches = BatchFindDuplicates($import_batch_id, $matcher);
 169             SetImportBatchMatcher($import_batch_id, $new_matcher_id);
 170         } else {
 171             $rematch_failed = 1;
 172         }
 173     } else {
 174         $num_with_matches = BatchFindDuplicates($import_batch_id, undef);
 175         SetImportBatchMatcher($import_batch_id, undef);
 176         SetImportBatchOverlayAction('create_new');
 177     }
 178     $template->param(rematch_failed => $rematch_failed);
 179     $template->param(rematch_attempted => 1);
 180     $template->param(num_with_matches => $num_with_matches);
 181 }
 182
 183 sub create_labelbatch_from_importbatch {
 184         my ($batch_id) = @_;
 185         my $err = undef;
 186         my $branch_code = C4::Context->userenv->{'branch'};
 187         my $batch = C4::Labels::Batch->new(branch_code => $branch_code);
 188         my @items = GetItemNumbersFromImportBatch($batch_id);
 189         if (grep{$_ == 0} @items) {
 190             warn sprintf('create_labelbatch_from_importbatch() : Call to C4::ImportBatch::GetItemNumbersFromImportBatch returned no item number(s) from import batch #%s.', $batch_id);
 191             return -1;
 192         }
 193         foreach my $item_number (@items) {
 194             $err = $batch->add_item($item_number);
 195             if ($err == -1) {
 196                 warn sprintf('create_labelbatch_from_importbatch() : Error attempting to add item #%s of import batch #%s to label batch.', $item_number, $batch_id);
 197                 return -1;
 198             }
 199         }
 200         return $batch->get_attr('batch_id');
 201 }
 202
 203 sub import_batches_list {
 204     my ($template, $offset, $results_per_page) = @_;
 205     my $batches = GetImportBatchRangeDesc($offset, $results_per_page);
 206
 207     my @list = ();
 208     foreach my $batch (@$batches) {
 209         push @list, {
 210             import_batch_id => $batch->{'import_batch_id'},
 211             num_records => $batch->{'num_records'},
 212             num_items => $batch->{'num_items'},
 213             upload_timestamp => $batch->{'upload_timestamp'},
 214             import_status => $batch->{'import_status'},
 215             file_name => $batch->{'file_name'} || "($batch->{'batch_type'})",
 216             comments => $batch->{'comments'},
 217             can_clean => ($batch->{'import_status'} ne 'cleaned') ? 1 : 0,
 218             record_type => $batch->{'record_type'},
 219         };
 220     }
 221     $template->param(batch_list => \@list);
 222     my $num_batches = GetNumberOfNonZ3950ImportBatches();
 223     add_page_numbers($template, $offset, $results_per_page, $num_batches);
 224     $template->param(offset => $offset);
 225     $template->param(range_top => $offset + $results_per_page - 1);
 226     $template->param(num_results => $num_batches);
 227     $template->param(results_per_page => $results_per_page);
 228
 229 }
 230
 231 sub commit_batch {
 232     my ($template, $import_batch_id, $framework) = @_;
 233
 234     my $job = undef;
 235     my ( $num_added, $num_updated, $num_items_added,
 236         $num_items_replaced, $num_items_errored, $num_ignored );
 237     my $schema = Koha::Database->new->schema;
 238     $schema->storage->txn_do(
 239         sub {
 240             my $callback = sub { };
 241             if ($runinbackground) {
 242                 $job = put_in_background($import_batch_id);
 243                 $callback = progress_callback( $job, $dbh );
 244             }
 245             (
 246                 $num_added, $num_updated, $num_items_added,
 247                 $num_items_replaced, $num_items_errored, $num_ignored
 248               )
 249               = BatchCommitRecords( $import_batch_id, $framework, 50,
 250                 $callback );
 251         }
 252     );
 253
 254     my $results = {
 255         did_commit => 1,
 256         num_added => $num_added,
 257         num_updated => $num_updated,
 258         num_items_added => $num_items_added,
 259         num_items_replaced => $num_items_replaced,
 260         num_items_errored => $num_items_errored,
 261         num_ignored => $num_ignored
 262     };
 263     if ($runinbackground) {
 264         $job->finish($results);
 265     } else {
 266         add_results_to_template($template, $results);
 267     }
 268 }
 269
 270 sub revert_batch {
 271     my ($template, $import_batch_id) = @_;
 272
 273     my $job = undef;
 274             my (
 275                 $num_deleted,       $num_errors, $num_reverted,
 276                 $num_items_deleted, $num_ignored
 277             );
 278     my $schema = Koha::Database->new->schema;
 279     $schema->txn_do(
 280         sub {
 281             my $callback = sub { };
 282             if ($runinbackground) {
 283                 $job = put_in_background($import_batch_id);
 284                 $callback = progress_callback( $job, $dbh );
 285             }
 286             (
 287                 $num_deleted,       $num_errors, $num_reverted,
 288                 $num_items_deleted, $num_ignored
 289             ) = BatchRevertRecords( $import_batch_id, 50, $callback );
 290         }
 291     );
 292
 293     my $results = {
 294         did_revert => 1,
 295         num_deleted => $num_deleted,
 296         num_items_deleted => $num_items_deleted,
 297         num_errors => $num_errors,
 298         num_reverted => $num_reverted,
 299         num_ignored => $num_ignored,
 300     };
 301     if ($runinbackground) {
 302         $job->finish($results);
 303     } else {
 304         add_results_to_template($template, $results);
 305     }
 306 }
 307
 308 sub put_in_background {
 309     my $import_batch_id = shift;
 310
 311     my $batch = GetImportBatch($import_batch_id);
 312     my $job = C4::BackgroundJob->new($sessionID, $batch->{'file_name'}, '/cgi-bin/koha/tools/manage-marc-import.pl', $batch->{'num_records'});
 313     my $jobID = $job->id();
 314
 315     # fork off
 316     if (my $pid = fork) {
 317         # parent
 318         # return job ID as JSON
 319
 320         # prevent parent exiting from
 321         # destroying the kid's database handle
 322         # FIXME: according to DBI doc, this may not work for Oracle
 323         $dbh->{InactiveDestroy}  = 1;
 324
 325         my $reply = CGI->new("");
 326         print $reply->header(-type => 'text/html');
 327         print '{"jobID":"' . $jobID . '"}';
 328         exit 0;
 329     } elsif (defined $pid) {
 330         # child
 331         # close STDOUT to signal to Apache that
 332         # we're now running in the background
 333         close STDOUT;
 334         close STDERR;
 335     } else {
 336         # fork failed, so exit immediately
 337         warn "fork failed while attempting to run tools/manage-marc-import.pl as a background job";
 338         exit 0;
 339     }
 340     return $job;
 341 }
 342
 343 sub progress_callback {
 344     my $job = shift;
 345     my $dbh = shift;
 346     return sub {
 347         my $progress = shift;
 348         $job->progress($progress);
 349         $dbh->commit();
 350     }
 351 }
 352
 353 sub add_results_to_template {
 354     my $template = shift;
 355     my $results = shift;
 356     $template->param(map { $_ => $results->{$_} } keys %{ $results });
 357 }
 358
 359 sub add_saved_job_results_to_template {
 360     my $template = shift;
 361     my $completedJobID = shift;
 362     my $job = C4::BackgroundJob->fetch($sessionID, $completedJobID);
 363     my $results = $job->results();
 364     add_results_to_template($template, $results);
 365 }
 366
 367 sub import_records_list {
 368     my ($template, $import_batch_id, $offset, $results_per_page) = @_;
 369
 370     my $batch = GetImportBatch($import_batch_id);
 371     $template->param(import_batch_id => $import_batch_id);
 372
 373     my $overlay_action = GetImportBatchOverlayAction($import_batch_id);
 374     $template->param("overlay_action_${overlay_action}" => 1);
 375     $template->param(overlay_action => $overlay_action);
 376
 377     my $nomatch_action = GetImportBatchNoMatchAction($import_batch_id);
 378     $template->param("nomatch_action_${nomatch_action}" => 1);
 379     $template->param(nomatch_action => $nomatch_action);
 380
 381     my $item_action = GetImportBatchItemAction($import_batch_id);
 382     $template->param("item_action_${item_action}" => 1);
 383     $template->param(item_action => $item_action);
 384
 385     batch_info($template, $batch);
 386
 387 }
 388
 389 sub batch_info {
 390     my ($template, $batch) = @_;
 391     $template->param(batch_info => 1);
 392     $template->param(file_name => $batch->{'file_name'});
 393     $template->param(comments => $batch->{'comments'});
 394     $template->param(import_status => $batch->{'import_status'});
 395     $template->param(upload_timestamp => $batch->{'upload_timestamp'});
 396     $template->{VARS}->{'record_type'} = $batch->{'record_type'};
 397     $template->param(num_records => $batch->{'num_records'});
 398     $template->param(num_items => $batch->{'num_items'});
 399     if ($batch->{'import_status'} ne 'cleaned') {
 400         $template->param(can_clean => 1);
 401     }
 402     if ($batch->{'num_records'} > 0) {
 403         if ($batch->{'import_status'} eq 'staged' or $batch->{'import_status'} eq 'reverted') {
 404             $template->param(can_commit => 1);
 405         }
 406         if ($batch->{'import_status'} eq 'imported') {
 407             $template->param(can_revert => 1);
 408         }
 409     }
 410     if (defined $batch->{'matcher_id'}) {
 411         my $matcher = C4::Matcher->fetch($batch->{'matcher_id'});
 412         if (defined $matcher) {
 413             $template->param('current_matcher_id' => $batch->{'matcher_id'});
 414             $template->param('current_matcher_code' => $matcher->code());
 415             $template->param('current_matcher_description' => $matcher->description());
 416         }
 417     }
 418     add_matcher_list($template,$batch->{'matcher_id'});
 419 }
 420
 421 sub add_matcher_list {
 422     my ($template,$current_matcher_id) = @_;
 423     my @matchers = C4::Matcher::GetMatcherList();
 424     if (defined $current_matcher_id) {
 425         for (my $i = 0; $i <= $#matchers; $i++) {
 426             if ($matchers[$i]->{'matcher_id'} eq $current_matcher_id) {
 427                 $matchers[$i]->{'selected'} = 1;
 428             }
 429         }
 430     }
 431     $template->param(available_matchers => \@matchers);
 432 }
 433
 434 sub add_page_numbers {
 435     my ($template, $offset, $results_per_page, $total_results) = @_;
 436     my $max_pages = POSIX::ceil($total_results / $results_per_page);
 437     return if $max_pages < 2;
 438     my $current_page = int($offset / $results_per_page) + 1;
 439     my @pages = ();
 440     for (my $i = 1; $i <= $max_pages; $i++) {
 441         push @pages, {
 442             page_number => $i,
 443             current_page => ($current_page == $i) ? 1 : 0,
 444             offset => ($i - 1) * $results_per_page
 445         }
 446     }
 447     $template->param(pages => \@pages);
 448 }
 449