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::AuthorisedValues;
  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 $itemdata = Koha::Items->find($itemnumber);
 180         next unless $itemdata; # Should have been tested earlier, but just in case...
 181         $itemdata = $itemdata->unblessed;
 182         if ( $del ){
 183             my $return = DelItemCheck( $itemdata->{'biblionumber'}, $itemdata->{'itemnumber'});
 184                         if ($return == 1) {
 185                             $deleted_items++;
 186                         } else {
 187                             $not_deleted_items++;
 188                             push @not_deleted,
 189                                 { biblionumber => $itemdata->{'biblionumber'},
 190                                   itemnumber => $itemdata->{'itemnumber'},
 191                                   barcode => $itemdata->{'barcode'},
 192                                   title => $itemdata->{'title'},
 193                                   $return => 1
 194                                 };
 195                         }
 196
 197                         # If there are no items left, delete the biblio
 198                         if ( $del_records ) {
 199                             my $itemscount = Koha::Biblios->find( $itemdata->{'biblionumber'} )->items->count;
 200                             if ( $itemscount == 0 ) {
 201                                 my $error = DelBiblio($itemdata->{'biblionumber'});
 202                                 $deleted_records++ unless ( $error );
 203                             }
 204                         }
 205                 } else {
 206             if ($values_to_modify || $values_to_blank) {
 207                 my $localmarcitem = Item2Marc($itemdata);
 208
 209                 my $modified = UpdateMarcWith( $marcitem, $localmarcitem );
 210                 if ( $modified ) {
 211                     eval {
 212                         if ( my $item = ModItemFromMarc( $localmarcitem, $itemdata->{biblionumber}, $itemnumber ) ) {
 213                             LostItem($itemnumber, 'batchmod') if $item->{itemlost} and not $itemdata->{itemlost};
 214                         }
 215                     };
 216                 }
 217                 if ( $runinbackground ) {
 218                     $modified_items++ if $modified;
 219                     $modified_fields += $modified;
 220                     $job->set({
 221                         modified_items  => $modified_items,
 222                         modified_fields => $modified_fields,
 223                     });
 224                 }
 225                     }
 226                 }
 227                 $i++;
 228         }
 229     }
 230 }
 231 #
 232 #-------------------------------------------------------------------------------
 233 # build screen with existing items. and "new" one
 234 #-------------------------------------------------------------------------------
 235
 236 if ($op eq "show"){
 237     my $filefh = $input->upload('uploadfile');
 238     my $filecontent = $input->param('filecontent');
 239     my ( @notfoundbarcodes, @notfounditemnumbers);
 240
 241     my @contentlist;
 242     if ($filefh){
 243         binmode $filefh, ':encoding(UTF-8)';
 244         while (my $content=<$filefh>){
 245             $content =~ s/[\r\n]*$//;
 246             push @contentlist, $content if $content;
 247         }
 248
 249         @contentlist = uniq @contentlist;
 250         if ($filecontent eq 'barcode_file') {
 251             my $existing_items = Koha::Items->search({ itemnumber => \@contentlist });
 252             @itemnumbers = $existing_items->get_column('itemnumber');
 253             my %exists = map {$_=>1} @{$existing_items->get_column('barcode')};
 254             @notfoundbarcodes = grep { !$exists{$_} } @contentlist;
 255         }
 256         elsif ( $filecontent eq 'itemid_file') {
 257             @itemnumbers = Koha::Items->search({ itemnumber => \@contentlist })->get_column('itemnumber');
 258             my %exists = map {$_=>1} @itemnumbers;
 259             @notfounditemnumbers = grep { !$exists{$_} } @contentlist;
 260         }
 261     } else {
 262         if (defined $biblionumber){
 263             my @all_items = GetItemsInfo( $biblionumber );
 264             foreach my $itm (@all_items) {
 265                 push @itemnumbers, $itm->{itemnumber};
 266             }
 267         }
 268         if ( my $list=$input->param('barcodelist')){
 269             push my @barcodelist, uniq( split(/\s\n/, $list) );
 270
 271             my $existing_items = Koha::Items->search({ barcode => \@barcodelist });
 272             @itemnumbers = $existing_items->get_column('itemnumber');
 273             my @barcodes = $existing_items->get_column('barcode');
 274             my %exists = map {$_=>1} @barcodes;
 275             @notfoundbarcodes = grep { !$exists{$_} } @barcodelist;
 276         }
 277     }
 278
 279     # Flag to tell the template there are valid results, hidden or not
 280     if(scalar(@itemnumbers) > 0){ $template->param("itemresults" => 1); }
 281     # Only display the items if there are no more than pref MaxItemsToProcessForBatchMod or MaxItemsToDisplayForBatchDel
 282     my $max_items = $del
 283         ? C4::Context->preference("MaxItemsToDisplayForBatchDel")
 284         : C4::Context->preference("MaxItemsToProcessForBatchMod");
 285     if (scalar(@itemnumbers) <= ( $max_items // 1000 ) ) {
 286         $items_display_hashref=BuildItemsData(@itemnumbers);
 287     } else {
 288         $template->param("too_many_items" => scalar(@itemnumbers));
 289         # Even if we do not display the items, we need the itemnumbers
 290         $template->param(itemnumbers_array => \@itemnumbers);
 291     }
 292 # now, build the item form for entering a new item
 293 my @loop_data =();
 294 my $i=0;
 295 my $branch_limit = C4::Context->userenv ? C4::Context->userenv->{"branch"} : "";
 296
 297 my $libraries = Koha::Libraries->search({}, { order_by => ['branchname'] })->unblessed;# build once ahead of time, instead of multiple times later.
 298
 299 # Adding a default choice, in case the user does not want to modify the branch
 300 my $nochange_branch = { branchname => '', value => '', selected => 1 };
 301 unshift (@$libraries, $nochange_branch);
 302
 303 my $pref_itemcallnumber = C4::Context->preference('itemcallnumber');
 304
 305 # Getting list of subfields to keep when restricted batchmod edit is enabled
 306 my $subfieldsToAllowForBatchmod = C4::Context->preference('SubfieldsToAllowForRestrictedBatchmod');
 307 my $allowAllSubfields = (
 308     not defined $subfieldsToAllowForBatchmod
 309       or $subfieldsToAllowForBatchmod eq q||
 310 ) ? 1 : 0;
 311 my @subfieldsToAllow = split(/ /, $subfieldsToAllowForBatchmod);
 312
 313 foreach my $tag (sort keys %{$tagslib}) {
 314     # loop through each subfield
 315     foreach my $subfield (sort keys %{$tagslib->{$tag}}) {
 316         next if IsMarcStructureInternal( $tagslib->{$tag}{$subfield} );
 317         next if (not $allowAllSubfields and $restrictededition && !grep { $tag . '$' . $subfield eq $_ } @subfieldsToAllow );
 318         next if ($tagslib->{$tag}->{$subfield}->{'tab'} ne "10");
 319         # barcode and stocknumber are not meant to be batch-modified
 320         next if $tagslib->{$tag}->{$subfield}->{'kohafield'} eq 'items.barcode';
 321         next if $tagslib->{$tag}->{$subfield}->{'kohafield'} eq 'items.stocknumber';
 322         my %subfield_data;
 323
 324         my $index_subfield = int(rand(1000000));
 325         if ($subfield eq '@'){
 326             $subfield_data{id} = "tag_".$tag."_subfield_00_".$index_subfield;
 327         } else {
 328             $subfield_data{id} = "tag_".$tag."_subfield_".$subfield."_".$index_subfield;
 329         }
 330         $subfield_data{tag}        = $tag;
 331         $subfield_data{subfield}   = $subfield;
 332         $subfield_data{marc_lib}   ="<span id=\"error$i\" title=\"".$tagslib->{$tag}->{$subfield}->{lib}."\">".$tagslib->{$tag}->{$subfield}->{lib}."</span>";
 333         $subfield_data{mandatory}  = $tagslib->{$tag}->{$subfield}->{mandatory};
 334         $subfield_data{repeatable} = $tagslib->{$tag}->{$subfield}->{repeatable};
 335         my ($x,$value);
 336    if ( $use_default_values) {
 337             $value = $tagslib->{$tag}->{$subfield}->{defaultvalue};
 338             # get today date & replace YYYY, MM, DD if provided in the default value
 339             my $today = dt_from_string;
 340             my $year  = $today->year;
 341             my $month = $today->month;
 342             my $day   = $today->day;
 343             $value =~ s/YYYY/$year/g;
 344             $value =~ s/MM/$month/g;
 345             $value =~ s/DD/$day/g;
 346         }
 347         $subfield_data{visibility} = "display:none;" if (($tagslib->{$tag}->{$subfield}->{hidden} > 4) || ($tagslib->{$tag}->{$subfield}->{hidden} < -4));
 348     # testing branch value if IndependentBranches.
 349
 350         if ( $tagslib->{$tag}->{$subfield}->{authorised_value} ) {
 351         my @authorised_values;
 352         my %authorised_lib;
 353         # builds list, depending on authorised value...
 354
 355     if ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "branches" ) {
 356         foreach my $library (@$libraries) {
 357             push @authorised_values, $library->{branchcode};
 358             $authorised_lib{$library->{branchcode}} = $library->{branchname};
 359         }
 360         $value = "";
 361     }
 362     elsif ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "itemtypes" ) {
 363         push @authorised_values, "";
 364         my $itemtypes = Koha::ItemTypes->search_with_localization;
 365         while ( my $itemtype = $itemtypes->next ) {
 366             push @authorised_values, $itemtype->itemtype;
 367             $authorised_lib{$itemtype->itemtype} = $itemtype->translated_description;
 368         }
 369         $value = "";
 370
 371           #---- class_sources
 372       }
 373       elsif ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "cn_source" ) {
 374           push @authorised_values, "" unless ( $tagslib->{$tag}->{$subfield}->{mandatory} );
 375
 376           my $class_sources = GetClassSources();
 377           my $default_source = C4::Context->preference("DefaultClassificationSource");
 378
 379           foreach my $class_source (sort keys %$class_sources) {
 380               next unless $class_sources->{$class_source}->{'used'} or
 381                           ($value and $class_source eq $value)      or
 382                           ($class_source eq $default_source);
 383               push @authorised_values, $class_source;
 384               $authorised_lib{$class_source} = $class_sources->{$class_source}->{'description'};
 385           }
 386                   $value = '';
 387
 388           #---- "true" authorised value
 389       }
 390       else {
 391           push @authorised_values, ""; # unless ( $tagslib->{$tag}->{$subfield}->{mandatory} );
 392
 393           my @avs = Koha::AuthorisedValues->search({ category => $tagslib->{$tag}->{$subfield}->{authorised_value}, branchcode => $branch_limit },{order_by=>'lib'});
 394           for my $av ( @avs ) {
 395               push @authorised_values, $av->authorised_value;
 396               $authorised_lib{$av->authorised_value} = $av->lib;
 397           }
 398           $value="";
 399       }
 400         $subfield_data{marc_value} = {
 401             type    => 'select',
 402             id      => "tag_".$tag."_subfield_".$subfield."_".$index_subfield,
 403             name    => "field_value",
 404             values  => \@authorised_values,
 405             labels  => \%authorised_lib,
 406             default => $value,
 407         };
 408     # it's a thesaurus / authority field
 409     }
 410     elsif ( $tagslib->{$tag}->{$subfield}->{authtypecode} ) {
 411         $subfield_data{marc_value} = {
 412             type         => 'text1',
 413             id           => $subfield_data{id},
 414             value        => $value,
 415             authtypecode => $tagslib->{$tag}->{$subfield}->{authtypecode},
 416         }
 417     }
 418     elsif ( $tagslib->{$tag}->{$subfield}->{value_builder} ) { # plugin
 419         require Koha::FrameworkPlugin;
 420         my $plugin = Koha::FrameworkPlugin->new( {
 421             name => $tagslib->{$tag}->{$subfield}->{'value_builder'},
 422             item_style => 1,
 423         });
 424         my $temp;
 425         my $pars= { dbh => $dbh, record => $temp, tagslib => $tagslib,
 426             id => $subfield_data{id}, tabloop => \@loop_data };
 427         $plugin->build( $pars );
 428         if( !$plugin->errstr ) {
 429             $subfield_data{marc_value} = {
 430                 type       => 'text2',
 431                 id         => $subfield_data{id},
 432                 value      => $value,
 433                 javascript => $plugin->javascript,
 434                 noclick    => $plugin->noclick,
 435             };
 436         } else {
 437             warn $plugin->errstr;
 438             $subfield_data{marc_value} = { # supply default input form
 439                 type       => 'text',
 440                 id         => $subfield_data{id},
 441                 value      => $value,
 442             };
 443         }
 444     }
 445     elsif ( $tag eq '' ) {       # it's an hidden field
 446             $subfield_data{marc_value} = {
 447                 type       => 'hidden',
 448                 id         => $subfield_data{id},
 449                 value      => $value,
 450             };
 451     }
 452     elsif ( $tagslib->{$tag}->{$subfield}->{'hidden'} ) {   # FIXME: shouldn't input type be "hidden" ?
 453         $subfield_data{marc_value} = {
 454                 type       => 'text',
 455                 id         => $subfield_data{id},
 456                 value      => $value,
 457         };
 458     }
 459     elsif ( length($value) > 100
 460             or (C4::Context->preference("marcflavour") eq "UNIMARC" and
 461                   300 <= $tag && $tag < 400 && $subfield eq 'a' )
 462             or (C4::Context->preference("marcflavour") eq "MARC21"  and
 463                   500 <= $tag && $tag < 600                     )
 464           ) {
 465         # oversize field (textarea)
 466         $subfield_data{marc_value} = {
 467                 type       => 'textarea',
 468                 id         => $subfield_data{id},
 469                 value      => $value,
 470         };
 471     } else {
 472         # it's a standard field
 473         $subfield_data{marc_value} = {
 474                 type       => 'text',
 475                 id         => $subfield_data{id},
 476                 value      => $value,
 477         };
 478     }
 479 #   $subfield_data{marc_value}="<input type=\"text\" name=\"field_value\">";
 480     push (@loop_data, \%subfield_data);
 481     $i++
 482   }
 483 } # -- End foreach tag
 484
 485
 486
 487     # what's the next op ? it's what we are not in : an add if we're editing, otherwise, and edit.
 488     $template->param(
 489         item                => \@loop_data,
 490         notfoundbarcodes    => \@notfoundbarcodes,
 491         notfounditemnumbers => \@notfounditemnumbers
 492     );
 493     $nextop="action"
 494 } # -- End action="show"
 495
 496 $template->param(%$items_display_hashref) if $items_display_hashref;
 497 $template->param(
 498     op      => $nextop,
 499 );
 500 $template->param( $op => 1 ) if $op;
 501
 502 if ($op eq "action") {
 503
 504     #my @not_deleted_loop = map{{itemnumber=>$_}}@not_deleted;
 505
 506     $template->param(
 507         not_deleted_items => $not_deleted_items,
 508         deleted_items => $deleted_items,
 509         delete_records => $del_records,
 510         deleted_records => $deleted_records,
 511         not_deleted_loop => \@not_deleted
 512     );
 513 }
 514
 515 foreach my $error (@errors) {
 516     $template->param($error => 1) if $error;
 517 }
 518 $template->param(src => $src);
 519 $template->param(biblionumber => $biblionumber);
 520 output_html_with_http_headers $input, $cookie, $template->output;
 521 exit;
 522
 523
 524 # ---------------- Functions
 525
 526 sub BuildItemsData{
 527         my @itemnumbers=@_;
 528                 # now, build existiing item list
 529                 my %witness; #---- stores the list of subfields used at least once, with the "meaning" of the code
 530                 my @big_array;
 531                 #---- finds where items.itemnumber is stored
 532                 my (  $itemtagfield,   $itemtagsubfield) = &GetMarcFromKohaField("items.itemnumber", "");
 533                 my ($branchtagfield, $branchtagsubfield) = &GetMarcFromKohaField("items.homebranch", "");
 534                 foreach my $itemnumber (@itemnumbers){
 535             my $itemdata = Koha::Items->find($itemnumber);
 536             next unless $itemdata; # Should have been tested earlier, but just in case...
 537             $itemdata = $itemdata->unblessed;
 538                         my $itemmarc=Item2Marc($itemdata);
 539                         my %this_row;
 540                         foreach my $field (grep {$_->tag() eq $itemtagfield} $itemmarc->fields()) {
 541                                 # loop through each subfield
 542                                 my $itembranchcode=$field->subfield($branchtagsubfield);
 543                 if ($itembranchcode && C4::Context->preference("IndependentBranches")) {
 544                                                 #verifying rights
 545                                                 my $userenv = C4::Context->userenv();
 546                         unless (C4::Context->IsSuperLibrarian() or (($userenv->{'branch'} eq $itembranchcode))){
 547                                                                 $this_row{'nomod'}=1;
 548                                                 }
 549                                 }
 550                                 my $tag=$field->tag();
 551                                 foreach my $subfield ($field->subfields) {
 552                                         my ($subfcode,$subfvalue)=@$subfield;
 553                                         next if ($tagslib->{$tag}->{$subfcode}->{tab} ne 10
 554                                                         && $tag        ne $itemtagfield
 555                                                         && $subfcode   ne $itemtagsubfield);
 556
 557                                         $witness{$subfcode} = $tagslib->{$tag}->{$subfcode}->{lib} if ($tagslib->{$tag}->{$subfcode}->{tab}  eq 10);
 558                                         if ($tagslib->{$tag}->{$subfcode}->{tab}  eq 10) {
 559                                                 $this_row{$subfcode}=GetAuthorisedValueDesc( $tag,
 560                                                                         $subfcode, $subfvalue, '', $tagslib)
 561                                                                         || $subfvalue;
 562                                         }
 563
 564                                         $this_row{itemnumber} = $subfvalue if ($tag eq $itemtagfield && $subfcode eq $itemtagsubfield);
 565                                 }
 566                         }
 567
 568             # grab title, author, and ISBN to identify bib that the item
 569             # belongs to in the display
 570             my $biblio = Koha::Biblios->find( $itemdata->{biblionumber} );
 571             $this_row{title}        = $biblio->title;
 572             $this_row{author}       = $biblio->author;
 573             $this_row{isbn}         = $biblio->biblioitem->isbn;
 574             $this_row{biblionumber} = $biblio->biblionumber;
 575             $this_row{holds}        = $biblio->holds->count;
 576             $this_row{item_holds}   = Koha::Holds->search( itemnumber => $itemnumber )->count;
 577
 578                         if (%this_row) {
 579                                 push(@big_array, \%this_row);
 580                         }
 581                 }
 582                 @big_array = sort {$a->{0} cmp $b->{0}} @big_array;
 583
 584                 # now, construct template !
 585                 # First, the existing items for display
 586                 my @item_value_loop;
 587                 my @witnesscodessorted=sort keys %witness;
 588                 for my $row ( @big_array ) {
 589                         my %row_data;
 590                         my @item_fields = map +{ field => $_ || '' }, @$row{ @witnesscodessorted };
 591                         $row_data{item_value} = [ @item_fields ];
 592                         $row_data{itemnumber} = $row->{itemnumber};
 593                         #reporting this_row values
 594                         $row_data{'nomod'} = $row->{'nomod'};
 595       $row_data{bibinfo} = $row->{bibinfo};
 596       $row_data{author} = $row->{author};
 597       $row_data{title} = $row->{title};
 598       $row_data{isbn} = $row->{isbn};
 599       $row_data{biblionumber} = $row->{biblionumber};
 600       $row_data{holds}        = $row->{holds};
 601       $row_data{item_holds}   = $row->{item_holds};
 602       my $is_on_loan = C4::Circulation::IsItemIssued( $row->{itemnumber} );
 603       $row_data{onloan} = $is_on_loan ? 1 : 0;
 604                         push(@item_value_loop,\%row_data);
 605                 }
 606                 my @header_loop=map { { header_value=> $witness{$_}} } @witnesscodessorted;
 607
 608         return { item_loop        => \@item_value_loop, item_header_loop => \@header_loop };
 609 }
 610
 611 #BE WARN : it is not the general case
 612 # This function can be OK in the item marc record special case
 613 # Where subfield is not repeated
 614 # And where we are sure that field should correspond
 615 # And $tag>10
 616 sub UpdateMarcWith {
 617   my ($marcfrom,$marcto)=@_;
 618     my (  $itemtag,   $itemtagsubfield) = &GetMarcFromKohaField("items.itemnumber", "");
 619     my $fieldfrom=$marcfrom->field($itemtag);
 620     my @fields_to=$marcto->field($itemtag);
 621     my $modified = 0;
 622     foreach my $subfield ( $fieldfrom->subfields() ) {
 623         foreach my $field_to_update ( @fields_to ) {
 624             if ( $subfield->[1] ) {
 625                 unless ( $field_to_update->subfield($subfield->[0]) eq $subfield->[1] ) {
 626                     $modified++;
 627                     $field_to_update->update( $subfield->[0] => $subfield->[1] );
 628                 }
 629             }
 630             else {
 631                 $modified++;
 632                 $field_to_update->delete_subfield( code => $subfield->[0] );
 633             }
 634         }
 635     }
 636     return $modified;
 637 }
 638
 639 sub find_value {
 640     my ($tagfield,$insubfield,$record) = @_;
 641     my $result;
 642     my $indicator;
 643     foreach my $field ($record->field($tagfield)) {
 644         my @subfields = $field->subfields();
 645         foreach my $subfield (@subfields) {
 646             if (@$subfield[0] eq $insubfield) {
 647                 $result .= @$subfield[1];
 648                 $indicator = $field->indicator(1).$field->indicator(2);
 649             }
 650         }
 651     }
 652     return($indicator,$result);
 653 }
 654
 655 # ----------------------------
 656 # Background functions
 657
 658
 659 sub add_results_to_template {
 660     my $template = shift;
 661     my $results = shift;
 662     $template->param(map { $_ => $results->{$_} } keys %{ $results });
 663 }
 664
 665 sub add_saved_job_results_to_template {
 666     my $template = shift;
 667     my $completedJobID = shift;
 668     my $job = C4::BackgroundJob->fetch($sessionID, $completedJobID);
 669     my $results = $job->results();
 670     add_results_to_template($template, $results);
 671
 672     my $fields = $job->get("modified_fields");
 673     my $items = $job->get("modified_items");
 674     $template->param(
 675         modified_items => $items,
 676         modified_fields => $fields,
 677     );
 678 }
 679
 680 sub put_in_background {
 681     my $job_size = shift;
 682
 683     my $job = C4::BackgroundJob->new($sessionID, "test", '/cgi-bin/koha/tools/batchMod.pl', $job_size);
 684     my $jobID = $job->id();
 685
 686     # fork off
 687     if (my $pid = fork) {
 688         # parent
 689         # return job ID as JSON
 690
 691         # prevent parent exiting from
 692         # destroying the kid's database handle
 693         # FIXME: according to DBI doc, this may not work for Oracle
 694         $dbh->{InactiveDestroy}  = 1;
 695
 696         my $reply = CGI->new("");
 697         print $reply->header(-type => 'text/html');
 698         print '{"jobID":"' . $jobID . '"}';
 699         exit 0;
 700     } elsif (defined $pid) {
 701         # child
 702         # close STDOUT to signal to Apache that
 703         # we're now running in the background
 704         close STDOUT;
 705         close STDERR;
 706     } else {
 707         # fork failed, so exit immediately
 708         warn "fork failed while attempting to run tools/batchMod.pl as a background job";
 709         exit 0;
 710     }
 711     return $job;
 712 }
 713
 714
 715