tools/batchMod.pl

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