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