tools/batchMod.pl

   1 #!/usr/bin/perl
   2
   3
   4 # Copyright 2000-2002 Katipo Communications
   5 #
   6 # This file is part of Koha.
   7 #
   8 # Koha is free software; you can redistribute it and/or modify it
   9 # under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation; either version 3 of the License, or
  11 # (at your option) any later version.
  12 #
  13 # Koha is distributed in the hope that it will be useful, but
  14 # WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16 # GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  20
  21 use CGI qw ( -utf8 );
  22 use strict;
  23 #use warnings; FIXME - Bug 2505
  24 use C4::Auth;
  25 use C4::Output;
  26 use C4::Biblio;
  27 use C4::Items;
  28 use C4::Circulation;
  29 use C4::Context;
  30 use C4::Koha;
  31 use C4::BackgroundJob;
  32 use C4::ClassSource;
  33 use C4::Debug;
  34 use C4::Members;
  35 use MARC::File::XML;
  36 use List::MoreUtils qw/uniq/;
  37
  38 use Koha::Biblios;
  39 use Koha::DateUtils;
  40 use Koha::Items;
  41 use Koha::ItemTypes;
  42 use Koha::Patrons;
  43
  44 my $input = new CGI;
  45 my $dbh = C4::Context->dbh;
  46 my $error        = $input->param('error');
  47 my @itemnumbers  = $input->multi_param('itemnumber');
  48 my $biblionumber = $input->param('biblionumber');
  49 my $op           = $input->param('op');
  50 my $del          = $input->param('del');
  51 my $del_records  = $input->param('del_records');
  52 my $completedJobID = $input->param('completedJobID');
  53 my $runinbackground = $input->param('runinbackground');
  54 my $src          = $input->param('src');
  55 my $use_default_values = $input->param('use_default_values');
  56
  57 my $template_name;
  58 my $template_flag;
  59 if (!defined $op) {
  60     $template_name = "tools/batchMod.tt";
  61     $template_flag = { tools => '*' };
  62     $op = q{};
  63 } else {
  64     $template_name = ($del) ? "tools/batchMod-del.tt" : "tools/batchMod-edit.tt";
  65     $template_flag = ($del) ? { tools => 'items_batchdel' }   : { tools => 'items_batchmod' };
  66 }
  67
  68
  69 my ($template, $loggedinuser, $cookie)
  70     = get_template_and_user({template_name => $template_name,
  71                  query => $input,
  72                  type => "intranet",
  73                  authnotrequired => 0,
  74                  flagsrequired => $template_flag,
  75                  });
  76
  77 # Does the user have a restricted item edition permission?
  78 my $uid = $loggedinuser ? Koha::Patrons->find( $loggedinuser )->userid : undef;
  79 my $restrictededition = $uid ? haspermission($uid,  {'tools' => 'items_batchmod_restricted'}) : undef;
  80 # In case user is a superlibrarian, edition is not restricted
  81 $restrictededition = 0 if ($restrictededition != 0 && C4::Context->IsSuperLibrarian());
  82
  83 $template->param(del       => $del);
  84
  85 my $itemrecord;
  86 my $nextop="";
  87 my @errors; # store errors found while checking data BEFORE saving item.
  88 my $items_display_hashref;
  89 our $tagslib = &GetMarcStructure(1);
  90
  91 my $deleted_items = 0;     # Number of deleted items
  92 my $deleted_records = 0;   # Number of deleted records ( with no items attached )
  93 my $not_deleted_items = 0; # Number of items that could not be deleted
  94 my @not_deleted;           # List of the itemnumbers that could not be deleted
  95 my $modified_items = 0;    # Numbers of modified items
  96 my $modified_fields = 0;   # Numbers of modified fields
  97
  98 my %cookies = parse CGI::Cookie($cookie);
  99 my $sessionID = $cookies{'CGISESSID'}->value;
 100
 101
 102 #--- ----------------------------------------------------------------------------
 103 if ($op eq "action") {
 104 #-------------------------------------------------------------------------------
 105     my @tags      = $input->multi_param('tag');
 106     my @subfields = $input->multi_param('subfield');
 107     my @values    = $input->multi_param('field_value');
 108     my @disabled  = $input->multi_param('disable_input');
 109     # build indicator hash.
 110     my @ind_tag   = $input->multi_param('ind_tag');
 111     my @indicator = $input->multi_param('indicator');
 112
 113     # Is there something to modify ?
 114     # TODO : We shall use this var to warn the user in case no modification was done to the items
 115     my $values_to_modify = scalar(grep {!/^$/} @values);
 116     my $values_to_blank  = scalar(@disabled);
 117     my $marcitem;
 118
 119     # Once the job is done
 120     if ($completedJobID) {
 121         # If we have a reasonable amount of items, we display them
 122     if (scalar(@itemnumbers) <= ( C4::Context->preference("MaxItemsToDisplayForBatchDel") // 1000 ) ) {
 123             $items_display_hashref=BuildItemsData(@itemnumbers);
 124         } else {
 125             # Else, we only display the barcode
 126         my @simple_items_display = map {
 127             my $itemnumber = $_;
 128             my $item = Koha::Items->find($itemnumber);
 129             {
 130                 itemnumber   => $itemnumber,
 131                 barcode      => $item ? ( $item->barcode // q{} ) : q{},
 132                 biblionumber => $item ? $item->biblio->biblionumber : q{},
 133             };
 134         } @itemnumbers;
 135             $template->param("simple_items_display" => \@simple_items_display);
 136         }
 137
 138         # Setting the job as done
 139         my $job = C4::BackgroundJob->fetch($sessionID, $completedJobID);
 140
 141         # Calling the template
 142         add_saved_job_results_to_template($template, $completedJobID);
 143
 144     } else {
 145     # While the job is getting done
 146
 147         # Job size is the number of items we have to process
 148         my $job_size = scalar(@itemnumbers);
 149         my $job = undef;
 150
 151         # If we asked for background processing
 152         if ($runinbackground) {
 153             $job = put_in_background($job_size);
 154         }
 155
 156         #initializing values for updates
 157         my (  $itemtagfield,   $itemtagsubfield) = &GetMarcFromKohaField("items.itemnumber", "");
 158         if ($values_to_modify){
 159             my $xml = TransformHtmlToXml(\@tags,\@subfields,\@values,\@indicator,\@ind_tag, 'ITEM');
 160             $marcitem = MARC::Record::new_from_xml($xml, 'UTF-8');
 161         }
 162         if ($values_to_blank){
 163             foreach my $disabledsubf (@disabled){
 164                 if ($marcitem && $marcitem->field($itemtagfield)){
 165                     $marcitem->field($itemtagfield)->update( $disabledsubf => "" );
 166                 }
 167                 else {
 168                     $marcitem = MARC::Record->new();
 169                     $marcitem->append_fields( MARC::Field->new( $itemtagfield, '', '', $disabledsubf => "" ) );
 170                 }
 171             }
 172         }
 173
 174         # For each item
 175         my $i = 1;
 176         foreach my $itemnumber(@itemnumbers){
 177
 178                 $job->progress($i) if $runinbackground;
 179                 my $itemdata = GetItem($itemnumber);
 180         if ( $del ){
 181             my $return = DelItemCheck( $itemdata->{'biblionumber'}, $itemdata->{'itemnumber'});
 182                         if ($return == 1) {
 183                             $deleted_items++;
 184                         } else {
 185                             $not_deleted_items++;
 186                             push @not_deleted,
 187                                 { biblionumber => $itemdata->{'biblionumber'},
 188                                   itemnumber => $itemdata->{'itemnumber'},
 189                                   barcode => $itemdata->{'barcode'},
 190                                   title => $itemdata->{'title'},
 191                                   $return => 1
 192                                 };
 193                         }
 194
 195                         # If there are no items left, delete the biblio
 196                         if ( $del_records ) {
 197                             my $itemscount = Koha::Biblios->find( $itemdata->{'biblionumber'} )->items->count;
 198                             if ( $itemscount == 0 ) {
 199                                 my $error = DelBiblio($itemdata->{'biblionumber'});
 200                                 $deleted_records++ unless ( $error );
 201                             }
 202                         }
 203                 } else {
 204             if ($values_to_modify || $values_to_blank) {
 205                 my $localmarcitem = Item2Marc($itemdata);
 206
 207                 my $modified = UpdateMarcWith( $marcitem, $localmarcitem );
 208                 if ( $modified ) {
 209                     eval {
 210                         if ( my $item = ModItemFromMarc( $localmarcitem, $itemdata->{biblionumber}, $itemnumber ) ) {
 211                             LostItem($itemnumber) if $item->{itemlost} and not $itemdata->{itemlost};
 212                         }
 213                     };
 214                 }
 215                 if ( $runinbackground ) {
 216                     $modified_items++ if $modified;
 217                     $modified_fields += $modified;
 218                     $job->set({
 219                         modified_items  => $modified_items,
 220                         modified_fields => $modified_fields,
 221                     });
 222                 }
 223                     }
 224                 }
 225                 $i++;
 226         }
 227     }
 228 }
 229 #
 230 #-------------------------------------------------------------------------------
 231 # build screen with existing items. and "new" one
 232 #-------------------------------------------------------------------------------
 233
 234 if ($op eq "show"){
 235     my $filefh = $input->upload('uploadfile');
 236     my $filecontent = $input->param('filecontent');
 237     my @notfoundbarcodes;
 238
 239     my @contentlist;
 240     if ($filefh){
 241         while (my $content=<$filefh>){
 242             $content =~ s/[\r\n]*$//;
 243             push @contentlist, $content if $content;
 244         }
 245
 246         if ($filecontent eq 'barcode_file') {
 247             foreach my $barcode (@contentlist) {
 248
 249                 my $itemnumber = GetItemnumberFromBarcode($barcode);
 250                 if ($itemnumber) {
 251                     push @itemnumbers,$itemnumber;
 252                 } else {
 253                     push @notfoundbarcodes, $barcode;
 254                 }
 255             }
 256         }
 257         elsif ( $filecontent eq 'itemid_file') {
 258             @itemnumbers = @contentlist;
 259         }
 260     } else {
 261         if (defined $biblionumber){
 262             my @all_items = GetItemsInfo( $biblionumber );
 263             foreach my $itm (@all_items) {
 264                 push @itemnumbers, $itm->{itemnumber};
 265             }
 266         }
 267         if ( my $list=$input->param('barcodelist')){
 268             push my @barcodelist, uniq( split(/\s\n/, $list) );
 269
 270             foreach my $barcode (@barcodelist) {
 271
 272                 my $itemnumber = GetItemnumberFromBarcode($barcode);
 273                 if ($itemnumber) {
 274                     push @itemnumbers,$itemnumber;
 275                 } else {
 276                     push @notfoundbarcodes, $barcode;
 277                 }
 278             }
 279
 280         }
 281     }
 282
 283     # Flag to tell the template there are valid results, hidden or not
 284     if(scalar(@itemnumbers) > 0){ $template->param("itemresults" => 1); }
 285     # Only display the items if there are no more than pref MaxItemsToProcessForBatchMod or MaxItemsToDisplayForBatchDel
 286     my $max_items = $del
 287         ? C4::Context->preference("MaxItemsToDisplayForBatchDel")
 288         : C4::Context->preference("MaxItemsToProcessForBatchMod");
 289     if (scalar(@itemnumbers) <= ( $max_items // 1000 ) ) {
 290         $items_display_hashref=BuildItemsData(@itemnumbers);
 291     } else {
 292         $template->param("too_many_items" => scalar(@itemnumbers));
 293         # Even if we do not display the items, we need the itemnumbers
 294         $template->param(itemnumbers_array => \@itemnumbers);
 295     }
 296 # now, build the item form for entering a new item
 297 my @loop_data =();
 298 my $i=0;
 299 my $branch_limit = C4::Context->userenv ? C4::Context->userenv->{"branch"} : "";
 300 my $query = qq{SELECT authorised_value, lib FROM authorised_values};
 301 $query  .= qq{ LEFT JOIN authorised_values_branches ON ( id = av_id ) } if $branch_limit;
 302 $query  .= qq{ WHERE category = ?};
 303 $query  .= qq{ AND ( branchcode = ? OR branchcode IS NULL ) } if $branch_limit;
 304 $query  .= qq{ GROUP BY lib ORDER BY lib, lib_opac};
 305 my $authorised_values_sth = $dbh->prepare( $query );
 306
 307 my $libraries = Koha::Libraries->search({}, { order_by => ['branchname'] })->unblessed;# build once ahead of time, instead of multiple times later.
 308
 309 # Adding a default choice, in case the user does not want to modify the branch
 310 my $nochange_branch = { branchname => '', value => '', selected => 1 };
 311 unshift (@$libraries, $nochange_branch);
 312
 313 my $pref_itemcallnumber = C4::Context->preference('itemcallnumber');
 314
 315 # Getting list of subfields to keep when restricted batchmod edit is enabled
 316 my $subfieldsToAllowForBatchmod = C4::Context->preference('SubfieldsToAllowForRestrictedBatchmod');
 317 my $allowAllSubfields = (
 318     not defined $subfieldsToAllowForBatchmod
 319       or $subfieldsToAllowForBatchmod == q||
 320 ) ? 1 : 0;
 321 my @subfieldsToAllow = split(/ /, $subfieldsToAllowForBatchmod);
 322
 323 foreach my $tag (sort keys %{$tagslib}) {
 324     # loop through each subfield
 325     foreach my $subfield (sort keys %{$tagslib->{$tag}}) {
 326         next if IsMarcStructureInternal( $tagslib->{$tag}{$subfield} );
 327         next if (not $allowAllSubfields and $restrictededition && !grep { $tag . '$' . $subfield eq $_ } @subfieldsToAllow );
 328         next if ($tagslib->{$tag}->{$subfield}->{'tab'} ne "10");
 329         # barcode and stocknumber are not meant to be batch-modified
 330         next if $tagslib->{$tag}->{$subfield}->{'kohafield'} eq 'items.barcode';
 331         next if $tagslib->{$tag}->{$subfield}->{'kohafield'} eq 'items.stocknumber';
 332         my %subfield_data;
 333
 334         my $index_subfield = int(rand(1000000));
 335         if ($subfield eq '@'){
 336             $subfield_data{id} = "tag_".$tag."_subfield_00_".$index_subfield;
 337         } else {
 338             $subfield_data{id} = "tag_".$tag."_subfield_".$subfield."_".$index_subfield;
 339         }
 340         $subfield_data{tag}        = $tag;
 341         $subfield_data{subfield}   = $subfield;
 342         $subfield_data{marc_lib}   ="<span id=\"error$i\" title=\"".$tagslib->{$tag}->{$subfield}->{lib}."\">".$tagslib->{$tag}->{$subfield}->{lib}."</span>";
 343         $subfield_data{mandatory}  = $tagslib->{$tag}->{$subfield}->{mandatory};
 344         $subfield_data{repeatable} = $tagslib->{$tag}->{$subfield}->{repeatable};
 345         my ($x,$value);
 346         $value =~ s/"/&quot;/g;
 347    if ( !$value && $use_default_values) {
 348             $value = $tagslib->{$tag}->{$subfield}->{defaultvalue};
 349             # get today date & replace YYYY, MM, DD if provided in the default value
 350             my $today = dt_from_string;
 351             my $year  = $today->year;
 352             my $month = $today->month;
 353             my $day   = $today->day;
 354             $value =~ s/YYYY/$year/g;
 355             $value =~ s/MM/$month/g;
 356             $value =~ s/DD/$day/g;
 357         }
 358         $subfield_data{visibility} = "display:none;" if (($tagslib->{$tag}->{$subfield}->{hidden} > 4) || ($tagslib->{$tag}->{$subfield}->{hidden} < -4));
 359     # testing branch value if IndependentBranches.
 360
 361         if ( $tagslib->{$tag}->{$subfield}->{authorised_value} ) {
 362         my @authorised_values;
 363         my %authorised_lib;
 364         # builds list, depending on authorised value...
 365
 366     if ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "branches" ) {
 367         foreach my $library (@$libraries) {
 368             push @authorised_values, $library->{branchcode};
 369             $authorised_lib{$library->{branchcode}} = $library->{branchname};
 370         }
 371         $value = "";
 372     }
 373     elsif ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "itemtypes" ) {
 374         push @authorised_values, "";
 375         my $itemtypes = Koha::ItemTypes->search_with_localization;
 376         while ( my $itemtype = $itemtypes->next ) {
 377             push @authorised_values, $itemtype->itemtype;
 378             $authorised_lib{$itemtype->itemtype} = $itemtype->translated_description;
 379         }
 380         $value = "";
 381
 382           #---- class_sources
 383       }
 384       elsif ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "cn_source" ) {
 385           push @authorised_values, "" unless ( $tagslib->{$tag}->{$subfield}->{mandatory} );
 386
 387           my $class_sources = GetClassSources();
 388           my $default_source = C4::Context->preference("DefaultClassificationSource");
 389
 390           foreach my $class_source (sort keys %$class_sources) {
 391               next unless $class_sources->{$class_source}->{'used'} or
 392                           ($value and $class_source eq $value)      or
 393                           ($class_source eq $default_source);
 394               push @authorised_values, $class_source;
 395               $authorised_lib{$class_source} = $class_sources->{$class_source}->{'description'};
 396           }
 397                   $value = '';
 398
 399           #---- "true" authorised value
 400       }
 401       else {
 402           push @authorised_values, ""; # unless ( $tagslib->{$tag}->{$subfield}->{mandatory} );
 403           $authorised_values_sth->execute( $tagslib->{$tag}->{$subfield}->{authorised_value}, $branch_limit ? $branch_limit : () );
 404           while ( my ( $value, $lib ) = $authorised_values_sth->fetchrow_array ) {
 405               push @authorised_values, $value;
 406               $authorised_lib{$value} = $lib;
 407           }
 408           $value="";
 409       }
 410         $subfield_data{marc_value} = {
 411             type    => 'select',
 412             id      => "tag_".$tag."_subfield_".$subfield."_".$index_subfield,
 413             name    => "field_value",
 414             values  => \@authorised_values,
 415             labels  => \%authorised_lib,
 416             default => $value,
 417         };
 418     # it's a thesaurus / authority field
 419     }
 420     elsif ( $tagslib->{$tag}->{$subfield}->{authtypecode} ) {
 421         $subfield_data{marc_value} = {
 422             type         => 'text1',
 423             id           => $subfield_data{id},
 424             value        => $value,
 425             authtypecode => $tagslib->{$tag}->{$subfield}->{authtypecode},
 426         }
 427     }
 428     elsif ( $tagslib->{$tag}->{$subfield}->{value_builder} ) { # plugin
 429         require Koha::FrameworkPlugin;
 430         my $plugin = Koha::FrameworkPlugin->new( {
 431             name => $tagslib->{$tag}->{$subfield}->{'value_builder'},
 432             item_style => 1,
 433         });
 434         my $temp;
 435         my $pars= { dbh => $dbh, record => $temp, tagslib => $tagslib,
 436             id => $subfield_data{id}, tabloop => \@loop_data };
 437         $plugin->build( $pars );
 438         if( !$plugin->errstr ) {
 439             $subfield_data{marc_value} = {
 440                 type       => 'text2',
 441                 id         => $subfield_data{id},
 442                 value      => $value,
 443                 javascript => $plugin->javascript,
 444                 noclick    => $plugin->noclick,
 445             };
 446         } else {
 447             warn $plugin->errstr;
 448             $subfield_data{marc_value} = { # supply default input form
 449                 type       => 'text',
 450                 id         => $subfield_data{id},
 451                 value      => $value,
 452             };
 453         }
 454     }
 455     elsif ( $tag eq '' ) {       # it's an hidden field
 456             $subfield_data{marc_value} = {
 457                 type       => 'hidden',
 458                 id         => $subfield_data{id},
 459                 value      => $value,
 460             };
 461     }
 462     elsif ( $tagslib->{$tag}->{$subfield}->{'hidden'} ) {   # FIXME: shouldn't input type be "hidden" ?
 463         $subfield_data{marc_value} = {
 464                 type       => 'text',
 465                 id         => $subfield_data{id},
 466                 value      => $value,
 467         };
 468     }
 469     elsif ( length($value) > 100
 470             or (C4::Context->preference("marcflavour") eq "UNIMARC" and
 471                   300 <= $tag && $tag < 400 && $subfield eq 'a' )
 472             or (C4::Context->preference("marcflavour") eq "MARC21"  and
 473                   500 <= $tag && $tag < 600                     )
 474           ) {
 475         # oversize field (textarea)
 476         $subfield_data{marc_value} = {
 477                 type       => 'textarea',
 478                 id         => $subfield_data{id},
 479                 value      => $value,
 480         };
 481     } else {
 482         # it's a standard field
 483         $subfield_data{marc_value} = {
 484                 type       => 'text',
 485                 id         => $subfield_data{id},
 486                 value      => $value,
 487         };
 488     }
 489 #   $subfield_data{marc_value}="<input type=\"text\" name=\"field_value\">";
 490     push (@loop_data, \%subfield_data);
 491     $i++
 492   }
 493 } # -- End foreach tag
 494 $authorised_values_sth->finish;
 495
 496
 497
 498     # what's the next op ? it's what we are not in : an add if we're editing, otherwise, and edit.
 499     $template->param(item => \@loop_data);
 500     if (@notfoundbarcodes) {
 501         my @notfoundbarcodesloop = map{{barcode=>$_}}@notfoundbarcodes;
 502         $template->param(notfoundbarcodes => \@notfoundbarcodesloop);
 503     }
 504     $nextop="action"
 505 } # -- End action="show"
 506
 507 $template->param(%$items_display_hashref) if $items_display_hashref;
 508 $template->param(
 509     op      => $nextop,
 510 );
 511 $template->param( $op => 1 ) if $op;
 512
 513 if ($op eq "action") {
 514
 515     #my @not_deleted_loop = map{{itemnumber=>$_}}@not_deleted;
 516
 517     $template->param(
 518         not_deleted_items => $not_deleted_items,
 519         deleted_items => $deleted_items,
 520         delete_records => $del_records,
 521         deleted_records => $deleted_records,
 522         not_deleted_loop => \@not_deleted
 523     );
 524 }
 525
 526 foreach my $error (@errors) {
 527     $template->param($error => 1) if $error;
 528 }
 529 $template->param(src => $src);
 530 $template->param(biblionumber => $biblionumber);
 531 output_html_with_http_headers $input, $cookie, $template->output;
 532 exit;
 533
 534
 535 # ---------------- Functions
 536
 537 sub BuildItemsData{
 538         my @itemnumbers=@_;
 539                 # now, build existiing item list
 540                 my %witness; #---- stores the list of subfields used at least once, with the "meaning" of the code
 541                 my @big_array;
 542                 #---- finds where items.itemnumber is stored
 543                 my (  $itemtagfield,   $itemtagsubfield) = &GetMarcFromKohaField("items.itemnumber", "");
 544                 my ($branchtagfield, $branchtagsubfield) = &GetMarcFromKohaField("items.homebranch", "");
 545                 foreach my $itemnumber (@itemnumbers){
 546                         my $itemdata=GetItem($itemnumber);
 547                         my $itemmarc=Item2Marc($itemdata);
 548                         my %this_row;
 549                         foreach my $field (grep {$_->tag() eq $itemtagfield} $itemmarc->fields()) {
 550                                 # loop through each subfield
 551                                 my $itembranchcode=$field->subfield($branchtagsubfield);
 552                 if ($itembranchcode && C4::Context->preference("IndependentBranches")) {
 553                                                 #verifying rights
 554                                                 my $userenv = C4::Context->userenv();
 555                         unless (C4::Context->IsSuperLibrarian() or (($userenv->{'branch'} eq $itembranchcode))){
 556                                                                 $this_row{'nomod'}=1;
 557                                                 }
 558                                 }
 559                                 my $tag=$field->tag();
 560                                 foreach my $subfield ($field->subfields) {
 561                                         my ($subfcode,$subfvalue)=@$subfield;
 562                                         next if ($tagslib->{$tag}->{$subfcode}->{tab} ne 10
 563                                                         && $tag        ne $itemtagfield
 564                                                         && $subfcode   ne $itemtagsubfield);
 565
 566                                         $witness{$subfcode} = $tagslib->{$tag}->{$subfcode}->{lib} if ($tagslib->{$tag}->{$subfcode}->{tab}  eq 10);
 567                                         if ($tagslib->{$tag}->{$subfcode}->{tab}  eq 10) {
 568                                                 $this_row{$subfcode}=GetAuthorisedValueDesc( $tag,
 569                                                                         $subfcode, $subfvalue, '', $tagslib)
 570                                                                         || $subfvalue;
 571                                         }
 572
 573                                         $this_row{itemnumber} = $subfvalue if ($tag eq $itemtagfield && $subfcode eq $itemtagsubfield);
 574                                 }
 575                         }
 576
 577             # grab title, author, and ISBN to identify bib that the item
 578             # belongs to in the display
 579             my $biblio = Koha::Biblios->find( $itemdata->{biblionumber} );
 580             $this_row{title}        = $biblio->title;
 581             $this_row{author}       = $biblio->author;
 582             $this_row{isbn}         = $biblio->biblioitem->isbn;
 583             $this_row{biblionumber} = $biblio->biblionumber;
 584
 585                         if (%this_row) {
 586                                 push(@big_array, \%this_row);
 587                         }
 588                 }
 589                 @big_array = sort {$a->{0} cmp $b->{0}} @big_array;
 590
 591                 # now, construct template !
 592                 # First, the existing items for display
 593                 my @item_value_loop;
 594                 my @witnesscodessorted=sort keys %witness;
 595                 for my $row ( @big_array ) {
 596                         my %row_data;
 597                         my @item_fields = map +{ field => $_ || '' }, @$row{ @witnesscodessorted };
 598                         $row_data{item_value} = [ @item_fields ];
 599                         $row_data{itemnumber} = $row->{itemnumber};
 600                         #reporting this_row values
 601                         $row_data{'nomod'} = $row->{'nomod'};
 602       $row_data{bibinfo} = $row->{bibinfo};
 603       $row_data{author} = $row->{author};
 604       $row_data{title} = $row->{title};
 605       $row_data{isbn} = $row->{isbn};
 606       $row_data{biblionumber} = $row->{biblionumber};
 607       my $is_on_loan = C4::Circulation::IsItemIssued( $row->{itemnumber} );
 608       $row_data{onloan} = $is_on_loan ? 1 : 0;
 609                         push(@item_value_loop,\%row_data);
 610                 }
 611                 my @header_loop=map { { header_value=> $witness{$_}} } @witnesscodessorted;
 612
 613         return { item_loop        => \@item_value_loop, item_header_loop => \@header_loop };
 614 }
 615
 616 #BE WARN : it is not the general case
 617 # This function can be OK in the item marc record special case
 618 # Where subfield is not repeated
 619 # And where we are sure that field should correspond
 620 # And $tag>10
 621 sub UpdateMarcWith {
 622   my ($marcfrom,$marcto)=@_;
 623     my (  $itemtag,   $itemtagsubfield) = &GetMarcFromKohaField("items.itemnumber", "");
 624     my $fieldfrom=$marcfrom->field($itemtag);
 625     my @fields_to=$marcto->field($itemtag);
 626     my $modified = 0;
 627     foreach my $subfield ( $fieldfrom->subfields() ) {
 628         foreach my $field_to_update ( @fields_to ) {
 629             if ( $subfield->[1] ) {
 630                 unless ( $field_to_update->subfield($subfield->[0]) eq $subfield->[1] ) {
 631                     $modified++;
 632                     $field_to_update->update( $subfield->[0] => $subfield->[1] );
 633                 }
 634             }
 635             else {
 636                 $modified++;
 637                 $field_to_update->delete_subfield( code => $subfield->[0] );
 638             }
 639         }
 640     }
 641     return $modified;
 642 }
 643
 644 sub find_value {
 645     my ($tagfield,$insubfield,$record) = @_;
 646     my $result;
 647     my $indicator;
 648     foreach my $field ($record->field($tagfield)) {
 649         my @subfields = $field->subfields();
 650         foreach my $subfield (@subfields) {
 651             if (@$subfield[0] eq $insubfield) {
 652                 $result .= @$subfield[1];
 653                 $indicator = $field->indicator(1).$field->indicator(2);
 654             }
 655         }
 656     }
 657     return($indicator,$result);
 658 }
 659
 660 # ----------------------------
 661 # Background functions
 662
 663
 664 sub add_results_to_template {
 665     my $template = shift;
 666     my $results = shift;
 667     $template->param(map { $_ => $results->{$_} } keys %{ $results });
 668 }
 669
 670 sub add_saved_job_results_to_template {
 671     my $template = shift;
 672     my $completedJobID = shift;
 673     my $job = C4::BackgroundJob->fetch($sessionID, $completedJobID);
 674     my $results = $job->results();
 675     add_results_to_template($template, $results);
 676
 677     my $fields = $job->get("modified_fields");
 678     my $items = $job->get("modified_items");
 679     $template->param(
 680         modified_items => $items,
 681         modified_fields => $fields,
 682     );
 683 }
 684
 685 sub put_in_background {
 686     my $job_size = shift;
 687
 688     my $job = C4::BackgroundJob->new($sessionID, "test", '/cgi-bin/koha/tools/batchMod.pl', $job_size);
 689     my $jobID = $job->id();
 690
 691     # fork off
 692     if (my $pid = fork) {
 693         # parent
 694         # return job ID as JSON
 695
 696         # prevent parent exiting from
 697         # destroying the kid's database handle
 698         # FIXME: according to DBI doc, this may not work for Oracle
 699         $dbh->{InactiveDestroy}  = 1;
 700
 701         my $reply = CGI->new("");
 702         print $reply->header(-type => 'text/html');
 703         print '{"jobID":"' . $jobID . '"}';
 704         exit 0;
 705     } elsif (defined $pid) {
 706         # child
 707         # close STDOUT to signal to Apache that
 708         # we're now running in the background
 709         close STDOUT;
 710         close STDERR;
 711     } else {
 712         # fork failed, so exit immediately
 713         warn "fork failed while attempting to run tools/batchMod.pl as a background job";
 714         exit 0;
 715     }
 716     return $job;
 717 }
 718
 719
 720