tools/batchMod.pl

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