tools/stage-marc-import.pl

   1 #!/usr/bin/perl
   2
   3 # Script for handling import of MARC data into Koha db
   4 #   and Z39.50 lookups
   5
   6 # Koha library project  www.koha-community.org
   7
   8 # Licensed under the GPL
   9
  10 # Copyright 2000-2002 Katipo Communications
  11 #
  12 # This file is part of Koha.
  13 #
  14 # Koha is free software; you can redistribute it and/or modify it under the
  15 # terms of the GNU General Public License as published by the Free Software
  16 # Foundation; either version 2 of the License, or (at your option) any later
  17 # version.
  18 #
  19 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  20 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  21 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  22 #
  23 # You should have received a copy of the GNU General Public License along
  24 # with Koha; if not, write to the Free Software Foundation, Inc.,
  25 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  26
  27 use strict;
  28 #use warnings; FIXME - Bug 2505
  29
  30 # standard or CPAN modules used
  31 use CGI;
  32 use CGI::Cookie;
  33 use MARC::File::USMARC;
  34
  35 # Koha modules used
  36 use C4::Context;
  37 use C4::Auth;
  38 use C4::Output;
  39 use C4::Biblio;
  40 use C4::ImportBatch;
  41 use C4::Matcher;
  42 use C4::UploadedFile;
  43 use C4::BackgroundJob;
  44 use C4::MarcModificationTemplates;
  45
  46 my $input = new CGI;
  47 my $dbh = C4::Context->dbh;
  48 $dbh->{AutoCommit} = 0;
  49
  50 my $fileID=$input->param('uploadedfileid');
  51 my $runinbackground = $input->param('runinbackground');
  52 my $completedJobID = $input->param('completedJobID');
  53 my $matcher_id = $input->param('matcher');
  54 my $overlay_action = $input->param('overlay_action');
  55 my $nomatch_action = $input->param('nomatch_action');
  56 my $parse_items = $input->param('parse_items');
  57 my $item_action = $input->param('item_action');
  58 my $comments = $input->param('comments');
  59 my $record_type = $input->param('record_type');
  60 my $encoding = $input->param('encoding');
  61 my $marc_modification_template = $input->param('marc_modification_template_id');
  62
  63 my ($template, $loggedinuser, $cookie)
  64         = get_template_and_user({template_name => "tools/stage-marc-import.tmpl",
  65                                         query => $input,
  66                                         type => "intranet",
  67                                         authnotrequired => 0,
  68                                         flagsrequired => {tools => 'stage_marc_import'},
  69                                         debug => 1,
  70                                         });
  71
  72 $template->param(SCRIPT_NAME => $ENV{'SCRIPT_NAME'},
  73                                                 uploadmarc => $fileID);
  74
  75 my %cookies = parse CGI::Cookie($cookie);
  76 my $sessionID = $cookies{'CGISESSID'}->value;
  77 if ($completedJobID) {
  78     my $job = C4::BackgroundJob->fetch($sessionID, $completedJobID);
  79     my $results = $job->results();
  80     $template->param(map { $_ => $results->{$_} } keys %{ $results });
  81 } elsif ($fileID) {
  82     my $uploaded_file = C4::UploadedFile->fetch($sessionID, $fileID);
  83     my $fh = $uploaded_file->fh();
  84         my $marcrecord='';
  85     $/ = "\035";
  86         while (<$fh>) {
  87         s/^\s+//;
  88         s/\s+$//;
  89                 $marcrecord.=$_;
  90         }
  91
  92     my $filename = $uploaded_file->name();
  93     my $job = undef;
  94     my $staging_callback = sub { };
  95     my $matching_callback = sub { };
  96     if ($runinbackground) {
  97         my $job_size = () = $marcrecord =~ /\035/g;
  98         # if we're matching, job size is doubled
  99         $job_size *= 2 if ($matcher_id ne "");
 100         $job = C4::BackgroundJob->new($sessionID, $filename, $ENV{'SCRIPT_NAME'}, $job_size);
 101         my $jobID = $job->id();
 102
 103         # fork off
 104         if (my $pid = fork) {
 105             # parent
 106             # return job ID as JSON
 107
 108             # prevent parent exiting from
 109             # destroying the kid's database handle
 110             # FIXME: according to DBI doc, this may not work for Oracle
 111             $dbh->{InactiveDestroy}  = 1;
 112
 113             my $reply = CGI->new("");
 114             print $reply->header(-type => 'text/html');
 115             print '{"jobID":"' . $jobID . '"}';
 116             exit 0;
 117         } elsif (defined $pid) {
 118             # child
 119             # close STDOUT to signal to Apache that
 120             # we're now running in the background
 121             close STDOUT;
 122             # close STDERR; # there is no good reason to close STDERR
 123         } else {
 124             # fork failed, so exit immediately
 125             warn "fork failed while attempting to run $ENV{'SCRIPT_NAME'} as a background job";
 126             exit 0;
 127         }
 128
 129         # if we get here, we're a child that has detached
 130         # itself from Apache
 131         $staging_callback = staging_progress_callback($job, $dbh);
 132         $matching_callback = matching_progress_callback($job, $dbh);
 133
 134     }
 135
 136     # FIXME branch code
 137     my ($batch_id, $num_valid, $num_items, @import_errors) = BatchStageMarcRecords($record_type, $encoding, $marcrecord, $filename, $marc_modification_template, $comments, '', $parse_items, 0, 50, staging_progress_callback($job, $dbh));
 138
 139     $dbh->commit();
 140
 141     my $num_with_matches = 0;
 142     my $checked_matches = 0;
 143     my $matcher_failed = 0;
 144     my $matcher_code = "";
 145     if ($matcher_id ne "") {
 146         my $matcher = C4::Matcher->fetch($matcher_id);
 147         if (defined $matcher) {
 148             $checked_matches = 1;
 149             $matcher_code = $matcher->code();
 150             $num_with_matches = BatchFindDuplicates($batch_id, $matcher,
 151                                                        10, 50, matching_progress_callback($job, $dbh));
 152             SetImportBatchMatcher($batch_id, $matcher_id);
 153             SetImportBatchOverlayAction($batch_id, $overlay_action);
 154             SetImportBatchNoMatchAction($batch_id, $nomatch_action);
 155             SetImportBatchItemAction($batch_id, $item_action);
 156             $dbh->commit();
 157         } else {
 158             $matcher_failed = 1;
 159         }
 160     }
 161
 162     my $results = {
 163             staged => $num_valid,
 164             matched => $num_with_matches,
 165         num_items => $num_items,
 166         import_errors => scalar(@import_errors),
 167         total => $num_valid + scalar(@import_errors),
 168         checked_matches => $checked_matches,
 169         matcher_failed => $matcher_failed,
 170         matcher_code => $matcher_code,
 171         import_batch_id => $batch_id
 172     };
 173     if ($runinbackground) {
 174         $job->finish($results);
 175     } else {
 176             $template->param(staged => $num_valid,
 177                              matched => $num_with_matches,
 178                          num_items => $num_items,
 179                          import_errors => scalar(@import_errors),
 180                          total => $num_valid + scalar(@import_errors),
 181                          checked_matches => $checked_matches,
 182                          matcher_failed => $matcher_failed,
 183                          matcher_code => $matcher_code,
 184                          import_batch_id => $batch_id
 185                         );
 186
 187
 188     }
 189
 190 } else {
 191     # initial form
 192     if (C4::Context->preference("marcflavour") eq "UNIMARC") {
 193         $template->param("UNIMARC" => 1);
 194     }
 195     my @matchers = C4::Matcher::GetMatcherList();
 196     $template->param(available_matchers => \@matchers);
 197
 198     my @templates = GetModificationTemplates();
 199     $template->param( MarcModificationTemplatesLoop => \@templates );
 200
 201 }
 202
 203 output_html_with_http_headers $input, $cookie, $template->output;
 204
 205 exit 0;
 206
 207 sub staging_progress_callback {
 208     my $job = shift;
 209     my $dbh = shift;
 210     return sub {
 211         my $progress = shift;
 212         $job->progress($progress);
 213         $dbh->commit();
 214     }
 215 }
 216
 217 sub matching_progress_callback {
 218     my $job = shift;
 219     my $dbh = shift;
 220     my $start_progress = $job->progress();
 221     return sub {
 222         my $progress = shift;
 223         $job->progress($start_progress + $progress);
 224         $dbh->commit();
 225     }
 226 }