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