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 $itemdata = GetItem($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, 'batchmod') 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 = $input->param('filecontent');
 237     my ( @notfoundbarcodes, @notfounditemnumbers);
 238
 239     my @contentlist;
 240     if ($filefh){
 241         binmode $filefh, ':encoding(UTF-8)';
 242         while (my $content=<$filefh>){
 243             $content =~ s/[\r\n]*$//;
 244             push @contentlist, $content if $content;
 245         }
 246
 247         @contentlist = uniq @contentlist;
 248         if ($filecontent eq 'barcode_file') {
 249             my $existing_items = Koha::Items->search({ barcode => \@contentlist });
 250             @itemnumbers = $existing_items->get_column('itemnumber');
 251             my %exists = map {lc($_)=>1} $existing_items->get_column('barcode');
 252             # to avoid problems with case sensitivity
 253             foreach my $barcode (@contentlist) {
 254                 $barcode = lc($barcode);
 255             }
 256             @notfoundbarcodes = grep { !$exists{$_} } @contentlist;
 257         }
 258         elsif ( $filecontent eq 'itemid_file') {
 259             @itemnumbers = Koha::Items->search({ itemnumber => \@contentlist })->get_column('itemnumber');
 260             my %exists = map {$_=>1} @itemnumbers;
 261             @notfounditemnumbers = grep { !$exists{$_} } @contentlist;
 262         }
 263     } else {
 264         if (defined $biblionumber){
 265             my @all_items = GetItemsInfo( $biblionumber );
 266             foreach my $itm (@all_items) {
 267                 push @itemnumbers, $itm->{itemnumber};
 268             }
 269         }
 270         if ( my $list=$input->param('barcodelist')){
 271             push my @barcodelist, uniq( split(/\s\n/, $list) );
 272
 273             my $existing_items = Koha::Items->search({ barcode => \@barcodelist });
 274             @itemnumbers = $existing_items->get_column('itemnumber');
 275             my @barcodes = $existing_items->get_column('barcode');
 276             my %exists = map {lc($_)=>1} @barcodes;
 277             # to avoid problems with case sensitivity
 278             foreach my $barcode (@barcodelist) {
 279                 $barcode = lc($barcode);
 280             }
 281             @notfoundbarcodes = grep { !$exists{$_} } @barcodelist;
 282         }
 283     }
 284
 285     # Flag to tell the template there are valid results, hidden or not
 286     if(scalar(@itemnumbers) > 0){ $template->param("itemresults" => 1); }
 287     # Only display the items if there are no more than pref MaxItemsToProcessForBatchMod or MaxItemsToDisplayForBatchDel
 288     my $max_items = $del
 289         ? C4::Context->preference("MaxItemsToDisplayForBatchDel")
 290         : C4::Context->preference("MaxItemsToProcessForBatchMod");
 291     if (scalar(@itemnumbers) <= ( $max_items // 1000 ) ) {
 292         $items_display_hashref=BuildItemsData(@itemnumbers);
 293     } else {
 294         $template->param("too_many_items" => scalar(@itemnumbers));
 295         # Even if we do not display the items, we need the itemnumbers
 296         $template->param(itemnumbers_array => \@itemnumbers);
 297     }
 298 # now, build the item form for entering a new item
 299 my @loop_data =();
 300 my $i=0;
 301 my $branch_limit = C4::Context->userenv ? C4::Context->userenv->{"branch"} : "";
 302
 303 my $libraries = Koha::Libraries->search({}, { order_by => ['branchname'] })->unblessed;# build once ahead of time, instead of multiple times later.
 304
 305 # Adding a default choice, in case the user does not want to modify the branch
 306 my $nochange_branch = { branchname => '', value => '', selected => 1 };
 307 unshift (@$libraries, $nochange_branch);
 308
 309 my $pref_itemcallnumber = C4::Context->preference('itemcallnumber');
 310
 311 # Getting list of subfields to keep when restricted batchmod edit is enabled
 312 my $subfieldsToAllowForBatchmod = C4::Context->preference('SubfieldsToAllowForRestrictedBatchmod');
 313 my $allowAllSubfields = (
 314     not defined $subfieldsToAllowForBatchmod
 315       or $subfieldsToAllowForBatchmod eq q||
 316 ) ? 1 : 0;
 317 my @subfieldsToAllow = split(/ /, $subfieldsToAllowForBatchmod);
 318
 319 foreach my $tag (sort keys %{$tagslib}) {
 320     # loop through each subfield
 321     foreach my $subfield (sort keys %{$tagslib->{$tag}}) {
 322         next if IsMarcStructureInternal( $tagslib->{$tag}{$subfield} );
 323         next if (not $allowAllSubfields and $restrictededition && !grep { $tag . '$' . $subfield eq $_ } @subfieldsToAllow );
 324         next if ($tagslib->{$tag}->{$subfield}->{'tab'} ne "10");
 325         # barcode and stocknumber are not meant to be batch-modified
 326         next if $tagslib->{$tag}->{$subfield}->{'kohafield'} eq 'items.barcode';
 327         next if $tagslib->{$tag}->{$subfield}->{'kohafield'} eq 'items.stocknumber';
 328         my %subfield_data;
 329
 330         my $index_subfield = int(rand(1000000));
 331         if ($subfield eq '@'){
 332             $subfield_data{id} = "tag_".$tag."_subfield_00_".$index_subfield;
 333         } else {
 334             $subfield_data{id} = "tag_".$tag."_subfield_".$subfield."_".$index_subfield;
 335         }
 336         $subfield_data{tag}        = $tag;
 337         $subfield_data{subfield}   = $subfield;
 338         $subfield_data{marc_lib}   ="<span id=\"error$i\" title=\"".$tagslib->{$tag}->{$subfield}->{lib}."\">".$tagslib->{$tag}->{$subfield}->{lib}."</span>";
 339         $subfield_data{mandatory}  = $tagslib->{$tag}->{$subfield}->{mandatory};
 340         $subfield_data{repeatable} = $tagslib->{$tag}->{$subfield}->{repeatable};
 341         my ($x,$value);
 342    if ( $use_default_values) {
 343             $value = $tagslib->{$tag}->{$subfield}->{defaultvalue};
 344             # get today date & replace YYYY, MM, DD if provided in the default value
 345             my $today = dt_from_string;
 346             my $year  = $today->year;
 347             my $month = $today->month;
 348             my $day   = $today->day;
 349             $value =~ s/YYYY/$year/g;
 350             $value =~ s/MM/$month/g;
 351             $value =~ s/DD/$day/g;
 352         }
 353         $subfield_data{visibility} = "display:none;" if (($tagslib->{$tag}->{$subfield}->{hidden} > 4) || ($tagslib->{$tag}->{$subfield}->{hidden} < -4));
 354     # testing branch value if IndependentBranches.
 355
 356         if ( $tagslib->{$tag}->{$subfield}->{authorised_value} ) {
 357         my @authorised_values;
 358         my %authorised_lib;
 359         # builds list, depending on authorised value...
 360
 361     if ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "branches" ) {
 362         foreach my $library (@$libraries) {
 363             push @authorised_values, $library->{branchcode};
 364             $authorised_lib{$library->{branchcode}} = $library->{branchname};
 365         }
 366         $value = "";
 367     }
 368     elsif ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "itemtypes" ) {
 369         push @authorised_values, "";
 370         my $itemtypes = Koha::ItemTypes->search_with_localization;
 371         while ( my $itemtype = $itemtypes->next ) {
 372             push @authorised_values, $itemtype->itemtype;
 373             $authorised_lib{$itemtype->itemtype} = $itemtype->translated_description;
 374         }
 375         $value = "";
 376
 377           #---- class_sources
 378       }
 379       elsif ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "cn_source" ) {
 380           push @authorised_values, "" unless ( $tagslib->{$tag}->{$subfield}->{mandatory} );
 381
 382           my $class_sources = GetClassSources();
 383           my $default_source = C4::Context->preference("DefaultClassificationSource");
 384
 385           foreach my $class_source (sort keys %$class_sources) {
 386               next unless $class_sources->{$class_source}->{'used'} or
 387                           ($value and $class_source eq $value)      or
 388                           ($class_source eq $default_source);
 389               push @authorised_values, $class_source;
 390               $authorised_lib{$class_source} = $class_sources->{$class_source}->{'description'};
 391           }
 392                   $value = '';
 393
 394           #---- "true" authorised value
 395       }
 396       else {
 397           push @authorised_values, ""; # unless ( $tagslib->{$tag}->{$subfield}->{mandatory} );
 398
 399           my @avs = Koha::AuthorisedValues->search({ category => $tagslib->{$tag}->{$subfield}->{authorised_value}, branchcode => $branch_limit },{order_by=>'lib'});
 400           for my $av ( @avs ) {
 401               push @authorised_values, $av->authorised_value;
 402               $authorised_lib{$av->authorised_value} = $av->lib;
 403           }
 404           $value="";
 405       }
 406         $subfield_data{marc_value} = {
 407             type    => 'select',
 408             id      => "tag_".$tag."_subfield_".$subfield."_".$index_subfield,
 409             name    => "field_value",
 410             values  => \@authorised_values,
 411             labels  => \%authorised_lib,
 412             default => $value,
 413         };
 414     # it's a thesaurus / authority field
 415     }
 416     elsif ( $tagslib->{$tag}->{$subfield}->{authtypecode} ) {
 417         $subfield_data{marc_value} = {
 418             type         => 'text1',
 419             id           => $subfield_data{id},
 420             value        => $value,
 421             authtypecode => $tagslib->{$tag}->{$subfield}->{authtypecode},
 422         }
 423     }
 424     elsif ( $tagslib->{$tag}->{$subfield}->{value_builder} ) { # plugin
 425         require Koha::FrameworkPlugin;
 426         my $plugin = Koha::FrameworkPlugin->new( {
 427             name => $tagslib->{$tag}->{$subfield}->{'value_builder'},
 428             item_style => 1,
 429         });
 430         my $temp;
 431         my $pars= { dbh => $dbh, record => $temp, tagslib => $tagslib,
 432             id => $subfield_data{id}, tabloop => \@loop_data };
 433         $plugin->build( $pars );
 434         if( !$plugin->errstr ) {
 435             $subfield_data{marc_value} = {
 436                 type       => 'text2',
 437                 id         => $subfield_data{id},
 438                 value      => $value,
 439                 javascript => $plugin->javascript,
 440                 noclick    => $plugin->noclick,
 441             };
 442         } else {
 443             warn $plugin->errstr;
 444             $subfield_data{marc_value} = { # supply default input form
 445                 type       => 'text',
 446                 id         => $subfield_data{id},
 447                 value      => $value,
 448             };
 449         }
 450     }
 451     elsif ( $tag eq '' ) {       # it's an hidden field
 452             $subfield_data{marc_value} = {
 453                 type       => 'hidden',
 454                 id         => $subfield_data{id},
 455                 value      => $value,
 456             };
 457     }
 458     elsif ( $tagslib->{$tag}->{$subfield}->{'hidden'} ) {   # FIXME: shouldn't input type be "hidden" ?
 459         $subfield_data{marc_value} = {
 460                 type       => 'text',
 461                 id         => $subfield_data{id},
 462                 value      => $value,
 463         };
 464     }
 465     elsif ( length($value) > 100
 466             or (C4::Context->preference("marcflavour") eq "UNIMARC" and
 467                   300 <= $tag && $tag < 400 && $subfield eq 'a' )
 468             or (C4::Context->preference("marcflavour") eq "MARC21"  and
 469                   500 <= $tag && $tag < 600                     )
 470           ) {
 471         # oversize field (textarea)
 472         $subfield_data{marc_value} = {
 473                 type       => 'textarea',
 474                 id         => $subfield_data{id},
 475                 value      => $value,
 476         };
 477     } else {
 478         # it's a standard field
 479         $subfield_data{marc_value} = {
 480                 type       => 'text',
 481                 id         => $subfield_data{id},
 482                 value      => $value,
 483         };
 484     }
 485 #   $subfield_data{marc_value}="<input type=\"text\" name=\"field_value\">";
 486     push (@loop_data, \%subfield_data);
 487     $i++
 488   }
 489 } # -- End foreach tag
 490
 491
 492
 493     # what's the next op ? it's what we are not in : an add if we're editing, otherwise, and edit.
 494     $template->param(
 495         item                => \@loop_data,
 496         notfoundbarcodes    => \@notfoundbarcodes,
 497         notfounditemnumbers => \@notfounditemnumbers
 498     );
 499     $nextop="action"
 500 } # -- End action="show"
 501
 502 $template->param(%$items_display_hashref) if $items_display_hashref;
 503 $template->param(
 504     op      => $nextop,
 505 );
 506 $template->param( $op => 1 ) if $op;
 507
 508 if ($op eq "action") {
 509
 510     #my @not_deleted_loop = map{{itemnumber=>$_}}@not_deleted;
 511
 512     $template->param(
 513         not_deleted_items => $not_deleted_items,
 514         deleted_items => $deleted_items,
 515         delete_records => $del_records,
 516         deleted_records => $deleted_records,
 517         not_deleted_loop => \@not_deleted
 518     );
 519 }
 520
 521 foreach my $error (@errors) {
 522     $template->param($error => 1) if $error;
 523 }
 524 $template->param(src => $src);
 525 $template->param(biblionumber => $biblionumber);
 526 output_html_with_http_headers $input, $cookie, $template->output;
 527 exit;
 528
 529
 530 # ---------------- Functions
 531
 532 sub BuildItemsData{
 533         my @itemnumbers=@_;
 534                 # now, build existiing item list
 535                 my %witness; #---- stores the list of subfields used at least once, with the "meaning" of the code
 536                 my @big_array;
 537                 #---- finds where items.itemnumber is stored
 538                 my (  $itemtagfield,   $itemtagsubfield) = &GetMarcFromKohaField("items.itemnumber", "");
 539                 my ($branchtagfield, $branchtagsubfield) = &GetMarcFromKohaField("items.homebranch", "");
 540                 foreach my $itemnumber (@itemnumbers){
 541                         my $itemdata=GetItem($itemnumber);
 542                         my $itemmarc=Item2Marc($itemdata);
 543                         my %this_row;
 544                         foreach my $field (grep {$_->tag() eq $itemtagfield} $itemmarc->fields()) {
 545                                 # loop through each subfield
 546                                 my $itembranchcode=$field->subfield($branchtagsubfield);
 547                 if ($itembranchcode && C4::Context->preference("IndependentBranches")) {
 548                                                 #verifying rights
 549                                                 my $userenv = C4::Context->userenv();
 550                         unless (C4::Context->IsSuperLibrarian() or (($userenv->{'branch'} eq $itembranchcode))){
 551                                                                 $this_row{'nomod'}=1;
 552                                                 }
 553                                 }
 554                                 my $tag=$field->tag();
 555                                 foreach my $subfield ($field->subfields) {
 556                                         my ($subfcode,$subfvalue)=@$subfield;
 557                                         next if ($tagslib->{$tag}->{$subfcode}->{tab} ne 10
 558                                                         && $tag        ne $itemtagfield
 559                                                         && $subfcode   ne $itemtagsubfield);
 560
 561                                         $witness{$subfcode} = $tagslib->{$tag}->{$subfcode}->{lib} if ($tagslib->{$tag}->{$subfcode}->{tab}  eq 10);
 562                                         if ($tagslib->{$tag}->{$subfcode}->{tab}  eq 10) {
 563                                                 $this_row{$subfcode}=GetAuthorisedValueDesc( $tag,
 564                                                                         $subfcode, $subfvalue, '', $tagslib)
 565                                                                         || $subfvalue;
 566                                         }
 567
 568                                         $this_row{itemnumber} = $subfvalue if ($tag eq $itemtagfield && $subfcode eq $itemtagsubfield);
 569                                 }
 570                         }
 571
 572             # grab title, author, and ISBN to identify bib that the item
 573             # belongs to in the display
 574             my $biblio = Koha::Biblios->find( $itemdata->{biblionumber} );
 575             $this_row{title}        = $biblio->title;
 576             $this_row{author}       = $biblio->author;
 577             $this_row{isbn}         = $biblio->biblioitem->isbn;
 578             $this_row{biblionumber} = $biblio->biblionumber;
 579             $this_row{holds}        = $biblio->holds->count;
 580             $this_row{item_holds}   = Koha::Holds->search( itemnumber => $itemnumber )->count;
 581
 582                         if (%this_row) {
 583                                 push(@big_array, \%this_row);
 584                         }
 585                 }
 586                 @big_array = sort {$a->{0} cmp $b->{0}} @big_array;
 587
 588                 # now, construct template !
 589                 # First, the existing items for display
 590                 my @item_value_loop;
 591                 my @witnesscodessorted=sort keys %witness;
 592                 for my $row ( @big_array ) {
 593                         my %row_data;
 594                         my @item_fields = map +{ field => $_ || '' }, @$row{ @witnesscodessorted };
 595                         $row_data{item_value} = [ @item_fields ];
 596                         $row_data{itemnumber} = $row->{itemnumber};
 597                         #reporting this_row values
 598                         $row_data{'nomod'} = $row->{'nomod'};
 599       $row_data{bibinfo} = $row->{bibinfo};
 600       $row_data{author} = $row->{author};
 601       $row_data{title} = $row->{title};
 602       $row_data{isbn} = $row->{isbn};
 603       $row_data{biblionumber} = $row->{biblionumber};
 604       $row_data{holds}        = $row->{holds};
 605       $row_data{item_holds}   = $row->{item_holds};
 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