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             foreach my $barcode (@contentlist) {
 249
 250                 my $itemnumber = GetItemnumberFromBarcode($barcode);
 251                 if ($itemnumber) {
 252                     push @itemnumbers,$itemnumber;
 253                 } else {
 254                     push @notfoundbarcodes, $barcode;
 255                 }
 256             }
 257         }
 258         elsif ( $filecontent eq 'itemid_file') {
 259             @itemnumbers = Koha::Items->search({ itemnumber => \@contentlist })->get_column('itemnumber');
 260             my %exists = map {$_=>1} @itemnumbers;
 261             @notfounditemnumbers = grep { !$exists{$_} } @contentlist;
 262         }
 263     } else {
 264         if (defined $biblionumber){
 265             my @all_items = GetItemsInfo( $biblionumber );
 266             foreach my $itm (@all_items) {
 267                 push @itemnumbers, $itm->{itemnumber};
 268             }
 269         }
 270         if ( my $list=$input->param('barcodelist')){
 271             push my @barcodelist, uniq( split(/\s\n/, $list) );
 272
 273             foreach my $barcode (@barcodelist) {
 274
 275                 my $itemnumber = GetItemnumberFromBarcode($barcode);
 276                 if ($itemnumber) {
 277                     push @itemnumbers,$itemnumber;
 278                 } else {
 279                     push @notfoundbarcodes, $barcode;
 280                 }
 281             }
 282
 283         }
 284     }
 285
 286     # Flag to tell the template there are valid results, hidden or not
 287     if(scalar(@itemnumbers) > 0){ $template->param("itemresults" => 1); }
 288     # Only display the items if there are no more than pref MaxItemsToProcessForBatchMod or MaxItemsToDisplayForBatchDel
 289     my $max_items = $del
 290         ? C4::Context->preference("MaxItemsToDisplayForBatchDel")
 291         : C4::Context->preference("MaxItemsToProcessForBatchMod");
 292     if (scalar(@itemnumbers) <= ( $max_items // 1000 ) ) {
 293         $items_display_hashref=BuildItemsData(@itemnumbers);
 294     } else {
 295         $template->param("too_many_items" => scalar(@itemnumbers));
 296         # Even if we do not display the items, we need the itemnumbers
 297         $template->param(itemnumbers_array => \@itemnumbers);
 298     }
 299 # now, build the item form for entering a new item
 300 my @loop_data =();
 301 my $i=0;
 302 my $branch_limit = C4::Context->userenv ? C4::Context->userenv->{"branch"} : "";
 303 my $query = qq{SELECT authorised_value, lib FROM authorised_values};
 304 $query  .= qq{ LEFT JOIN authorised_values_branches ON ( id = av_id ) } if $branch_limit;
 305 $query  .= qq{ WHERE category = ?};
 306 $query  .= qq{ AND ( branchcode = ? OR branchcode IS NULL ) } if $branch_limit;
 307 $query  .= qq{ GROUP BY lib ORDER BY lib, lib_opac};
 308 my $authorised_values_sth = $dbh->prepare( $query );
 309
 310 my $libraries = Koha::Libraries->search({}, { order_by => ['branchname'] })->unblessed;# build once ahead of time, instead of multiple times later.
 311
 312 # Adding a default choice, in case the user does not want to modify the branch
 313 my $nochange_branch = { branchname => '', value => '', selected => 1 };
 314 unshift (@$libraries, $nochange_branch);
 315
 316 my $pref_itemcallnumber = C4::Context->preference('itemcallnumber');
 317
 318 # Getting list of subfields to keep when restricted batchmod edit is enabled
 319 my $subfieldsToAllowForBatchmod = C4::Context->preference('SubfieldsToAllowForRestrictedBatchmod');
 320 my $allowAllSubfields = (
 321     not defined $subfieldsToAllowForBatchmod
 322       or $subfieldsToAllowForBatchmod eq q||
 323 ) ? 1 : 0;
 324 my @subfieldsToAllow = split(/ /, $subfieldsToAllowForBatchmod);
 325
 326 foreach my $tag (sort keys %{$tagslib}) {
 327     # loop through each subfield
 328     foreach my $subfield (sort keys %{$tagslib->{$tag}}) {
 329         next if IsMarcStructureInternal( $tagslib->{$tag}{$subfield} );
 330         next if (not $allowAllSubfields and $restrictededition && !grep { $tag . '$' . $subfield eq $_ } @subfieldsToAllow );
 331         next if ($tagslib->{$tag}->{$subfield}->{'tab'} ne "10");
 332         # barcode and stocknumber are not meant to be batch-modified
 333         next if $tagslib->{$tag}->{$subfield}->{'kohafield'} eq 'items.barcode';
 334         next if $tagslib->{$tag}->{$subfield}->{'kohafield'} eq 'items.stocknumber';
 335         my %subfield_data;
 336
 337         my $index_subfield = int(rand(1000000));
 338         if ($subfield eq '@'){
 339             $subfield_data{id} = "tag_".$tag."_subfield_00_".$index_subfield;
 340         } else {
 341             $subfield_data{id} = "tag_".$tag."_subfield_".$subfield."_".$index_subfield;
 342         }
 343         $subfield_data{tag}        = $tag;
 344         $subfield_data{subfield}   = $subfield;
 345         $subfield_data{marc_lib}   ="<span id=\"error$i\" title=\"".$tagslib->{$tag}->{$subfield}->{lib}."\">".$tagslib->{$tag}->{$subfield}->{lib}."</span>";
 346         $subfield_data{mandatory}  = $tagslib->{$tag}->{$subfield}->{mandatory};
 347         $subfield_data{repeatable} = $tagslib->{$tag}->{$subfield}->{repeatable};
 348         my ($x,$value);
 349         $value =~ s/"/&quot;/g;
 350    if ( !$value && $use_default_values) {
 351             $value = $tagslib->{$tag}->{$subfield}->{defaultvalue};
 352             # get today date & replace YYYY, MM, DD if provided in the default value
 353             my $today = dt_from_string;
 354             my $year  = $today->year;
 355             my $month = $today->month;
 356             my $day   = $today->day;
 357             $value =~ s/YYYY/$year/g;
 358             $value =~ s/MM/$month/g;
 359             $value =~ s/DD/$day/g;
 360         }
 361         $subfield_data{visibility} = "display:none;" if (($tagslib->{$tag}->{$subfield}->{hidden} > 4) || ($tagslib->{$tag}->{$subfield}->{hidden} < -4));
 362     # testing branch value if IndependentBranches.
 363
 364         if ( $tagslib->{$tag}->{$subfield}->{authorised_value} ) {
 365         my @authorised_values;
 366         my %authorised_lib;
 367         # builds list, depending on authorised value...
 368
 369     if ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "branches" ) {
 370         foreach my $library (@$libraries) {
 371             push @authorised_values, $library->{branchcode};
 372             $authorised_lib{$library->{branchcode}} = $library->{branchname};
 373         }
 374         $value = "";
 375     }
 376     elsif ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "itemtypes" ) {
 377         push @authorised_values, "";
 378         my $itemtypes = Koha::ItemTypes->search_with_localization;
 379         while ( my $itemtype = $itemtypes->next ) {
 380             push @authorised_values, $itemtype->itemtype;
 381             $authorised_lib{$itemtype->itemtype} = $itemtype->translated_description;
 382         }
 383         $value = "";
 384
 385           #---- class_sources
 386       }
 387       elsif ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "cn_source" ) {
 388           push @authorised_values, "" unless ( $tagslib->{$tag}->{$subfield}->{mandatory} );
 389
 390           my $class_sources = GetClassSources();
 391           my $default_source = C4::Context->preference("DefaultClassificationSource");
 392
 393           foreach my $class_source (sort keys %$class_sources) {
 394               next unless $class_sources->{$class_source}->{'used'} or
 395                           ($value and $class_source eq $value)      or
 396                           ($class_source eq $default_source);
 397               push @authorised_values, $class_source;
 398               $authorised_lib{$class_source} = $class_sources->{$class_source}->{'description'};
 399           }
 400                   $value = '';
 401
 402           #---- "true" authorised value
 403       }
 404       else {
 405           push @authorised_values, ""; # unless ( $tagslib->{$tag}->{$subfield}->{mandatory} );
 406           $authorised_values_sth->execute( $tagslib->{$tag}->{$subfield}->{authorised_value}, $branch_limit ? $branch_limit : () );
 407           while ( my ( $value, $lib ) = $authorised_values_sth->fetchrow_array ) {
 408               push @authorised_values, $value;
 409               $authorised_lib{$value} = $lib;
 410           }
 411           $value="";
 412       }
 413         $subfield_data{marc_value} = {
 414             type    => 'select',
 415             id      => "tag_".$tag."_subfield_".$subfield."_".$index_subfield,
 416             name    => "field_value",
 417             values  => \@authorised_values,
 418             labels  => \%authorised_lib,
 419             default => $value,
 420         };
 421     # it's a thesaurus / authority field
 422     }
 423     elsif ( $tagslib->{$tag}->{$subfield}->{authtypecode} ) {
 424         $subfield_data{marc_value} = {
 425             type         => 'text1',
 426             id           => $subfield_data{id},
 427             value        => $value,
 428             authtypecode => $tagslib->{$tag}->{$subfield}->{authtypecode},
 429         }
 430     }
 431     elsif ( $tagslib->{$tag}->{$subfield}->{value_builder} ) { # plugin
 432         require Koha::FrameworkPlugin;
 433         my $plugin = Koha::FrameworkPlugin->new( {
 434             name => $tagslib->{$tag}->{$subfield}->{'value_builder'},
 435             item_style => 1,
 436         });
 437         my $temp;
 438         my $pars= { dbh => $dbh, record => $temp, tagslib => $tagslib,
 439             id => $subfield_data{id}, tabloop => \@loop_data };
 440         $plugin->build( $pars );
 441         if( !$plugin->errstr ) {
 442             $subfield_data{marc_value} = {
 443                 type       => 'text2',
 444                 id         => $subfield_data{id},
 445                 value      => $value,
 446                 javascript => $plugin->javascript,
 447                 noclick    => $plugin->noclick,
 448             };
 449         } else {
 450             warn $plugin->errstr;
 451             $subfield_data{marc_value} = { # supply default input form
 452                 type       => 'text',
 453                 id         => $subfield_data{id},
 454                 value      => $value,
 455             };
 456         }
 457     }
 458     elsif ( $tag eq '' ) {       # it's an hidden field
 459             $subfield_data{marc_value} = {
 460                 type       => 'hidden',
 461                 id         => $subfield_data{id},
 462                 value      => $value,
 463             };
 464     }
 465     elsif ( $tagslib->{$tag}->{$subfield}->{'hidden'} ) {   # FIXME: shouldn't input type be "hidden" ?
 466         $subfield_data{marc_value} = {
 467                 type       => 'text',
 468                 id         => $subfield_data{id},
 469                 value      => $value,
 470         };
 471     }
 472     elsif ( length($value) > 100
 473             or (C4::Context->preference("marcflavour") eq "UNIMARC" and
 474                   300 <= $tag && $tag < 400 && $subfield eq 'a' )
 475             or (C4::Context->preference("marcflavour") eq "MARC21"  and
 476                   500 <= $tag && $tag < 600                     )
 477           ) {
 478         # oversize field (textarea)
 479         $subfield_data{marc_value} = {
 480                 type       => 'textarea',
 481                 id         => $subfield_data{id},
 482                 value      => $value,
 483         };
 484     } else {
 485         # it's a standard field
 486         $subfield_data{marc_value} = {
 487                 type       => 'text',
 488                 id         => $subfield_data{id},
 489                 value      => $value,
 490         };
 491     }
 492 #   $subfield_data{marc_value}="<input type=\"text\" name=\"field_value\">";
 493     push (@loop_data, \%subfield_data);
 494     $i++
 495   }
 496 } # -- End foreach tag
 497 $authorised_values_sth->finish;
 498
 499
 500
 501     # what's the next op ? it's what we are not in : an add if we're editing, otherwise, and edit.
 502     $template->param(
 503         item                => \@loop_data,
 504         notfoundbarcodes    => \@notfoundbarcodes,
 505         notfounditemnumbers => \@notfounditemnumbers
 506     );
 507     $nextop="action"
 508 } # -- End action="show"
 509
 510 $template->param(%$items_display_hashref) if $items_display_hashref;
 511 $template->param(
 512     op      => $nextop,
 513 );
 514 $template->param( $op => 1 ) if $op;
 515
 516 if ($op eq "action") {
 517
 518     #my @not_deleted_loop = map{{itemnumber=>$_}}@not_deleted;
 519
 520     $template->param(
 521         not_deleted_items => $not_deleted_items,
 522         deleted_items => $deleted_items,
 523         delete_records => $del_records,
 524         deleted_records => $deleted_records,
 525         not_deleted_loop => \@not_deleted
 526     );
 527 }
 528
 529 foreach my $error (@errors) {
 530     $template->param($error => 1) if $error;
 531 }
 532 $template->param(src => $src);
 533 $template->param(biblionumber => $biblionumber);
 534 output_html_with_http_headers $input, $cookie, $template->output;
 535 exit;
 536
 537
 538 # ---------------- Functions
 539
 540 sub BuildItemsData{
 541         my @itemnumbers=@_;
 542                 # now, build existiing item list
 543                 my %witness; #---- stores the list of subfields used at least once, with the "meaning" of the code
 544                 my @big_array;
 545                 #---- finds where items.itemnumber is stored
 546                 my (  $itemtagfield,   $itemtagsubfield) = &GetMarcFromKohaField("items.itemnumber", "");
 547                 my ($branchtagfield, $branchtagsubfield) = &GetMarcFromKohaField("items.homebranch", "");
 548                 foreach my $itemnumber (@itemnumbers){
 549                         my $itemdata=GetItem($itemnumber);
 550                         my $itemmarc=Item2Marc($itemdata);
 551                         my %this_row;
 552                         foreach my $field (grep {$_->tag() eq $itemtagfield} $itemmarc->fields()) {
 553                                 # loop through each subfield
 554                                 my $itembranchcode=$field->subfield($branchtagsubfield);
 555                 if ($itembranchcode && C4::Context->preference("IndependentBranches")) {
 556                                                 #verifying rights
 557                                                 my $userenv = C4::Context->userenv();
 558                         unless (C4::Context->IsSuperLibrarian() or (($userenv->{'branch'} eq $itembranchcode))){
 559                                                                 $this_row{'nomod'}=1;
 560                                                 }
 561                                 }
 562                                 my $tag=$field->tag();
 563                                 foreach my $subfield ($field->subfields) {
 564                                         my ($subfcode,$subfvalue)=@$subfield;
 565                                         next if ($tagslib->{$tag}->{$subfcode}->{tab} ne 10
 566                                                         && $tag        ne $itemtagfield
 567                                                         && $subfcode   ne $itemtagsubfield);
 568
 569                                         $witness{$subfcode} = $tagslib->{$tag}->{$subfcode}->{lib} if ($tagslib->{$tag}->{$subfcode}->{tab}  eq 10);
 570                                         if ($tagslib->{$tag}->{$subfcode}->{tab}  eq 10) {
 571                                                 $this_row{$subfcode}=GetAuthorisedValueDesc( $tag,
 572                                                                         $subfcode, $subfvalue, '', $tagslib)
 573                                                                         || $subfvalue;
 574                                         }
 575
 576                                         $this_row{itemnumber} = $subfvalue if ($tag eq $itemtagfield && $subfcode eq $itemtagsubfield);
 577                                 }
 578                         }
 579
 580             # grab title, author, and ISBN to identify bib that the item
 581             # belongs to in the display
 582             my $biblio = Koha::Biblios->find( $itemdata->{biblionumber} );
 583             $this_row{title}        = $biblio->title;
 584             $this_row{author}       = $biblio->author;
 585             $this_row{isbn}         = $biblio->biblioitem->isbn;
 586             $this_row{biblionumber} = $biblio->biblionumber;
 587
 588                         if (%this_row) {
 589                                 push(@big_array, \%this_row);
 590                         }
 591                 }
 592                 @big_array = sort {$a->{0} cmp $b->{0}} @big_array;
 593
 594                 # now, construct template !
 595                 # First, the existing items for display
 596                 my @item_value_loop;
 597                 my @witnesscodessorted=sort keys %witness;
 598                 for my $row ( @big_array ) {
 599                         my %row_data;
 600                         my @item_fields = map +{ field => $_ || '' }, @$row{ @witnesscodessorted };
 601                         $row_data{item_value} = [ @item_fields ];
 602                         $row_data{itemnumber} = $row->{itemnumber};
 603                         #reporting this_row values
 604                         $row_data{'nomod'} = $row->{'nomod'};
 605       $row_data{bibinfo} = $row->{bibinfo};
 606       $row_data{author} = $row->{author};
 607       $row_data{title} = $row->{title};
 608       $row_data{isbn} = $row->{isbn};
 609       $row_data{biblionumber} = $row->{biblionumber};
 610       my $is_on_loan = C4::Circulation::IsItemIssued( $row->{itemnumber} );
 611       $row_data{onloan} = $is_on_loan ? 1 : 0;
 612                         push(@item_value_loop,\%row_data);
 613                 }
 614                 my @header_loop=map { { header_value=> $witness{$_}} } @witnesscodessorted;
 615
 616         return { item_loop        => \@item_value_loop, item_header_loop => \@header_loop };
 617 }
 618
 619 #BE WARN : it is not the general case
 620 # This function can be OK in the item marc record special case
 621 # Where subfield is not repeated
 622 # And where we are sure that field should correspond
 623 # And $tag>10
 624 sub UpdateMarcWith {
 625   my ($marcfrom,$marcto)=@_;
 626     my (  $itemtag,   $itemtagsubfield) = &GetMarcFromKohaField("items.itemnumber", "");
 627     my $fieldfrom=$marcfrom->field($itemtag);
 628     my @fields_to=$marcto->field($itemtag);
 629     my $modified = 0;
 630     foreach my $subfield ( $fieldfrom->subfields() ) {
 631         foreach my $field_to_update ( @fields_to ) {
 632             if ( $subfield->[1] ) {
 633                 unless ( $field_to_update->subfield($subfield->[0]) eq $subfield->[1] ) {
 634                     $modified++;
 635                     $field_to_update->update( $subfield->[0] => $subfield->[1] );
 636                 }
 637             }
 638             else {
 639                 $modified++;
 640                 $field_to_update->delete_subfield( code => $subfield->[0] );
 641             }
 642         }
 643     }
 644     return $modified;
 645 }
 646
 647 sub find_value {
 648     my ($tagfield,$insubfield,$record) = @_;
 649     my $result;
 650     my $indicator;
 651     foreach my $field ($record->field($tagfield)) {
 652         my @subfields = $field->subfields();
 653         foreach my $subfield (@subfields) {
 654             if (@$subfield[0] eq $insubfield) {
 655                 $result .= @$subfield[1];
 656                 $indicator = $field->indicator(1).$field->indicator(2);
 657             }
 658         }
 659     }
 660     return($indicator,$result);
 661 }
 662
 663 # ----------------------------
 664 # Background functions
 665
 666
 667 sub add_results_to_template {
 668     my $template = shift;
 669     my $results = shift;
 670     $template->param(map { $_ => $results->{$_} } keys %{ $results });
 671 }
 672
 673 sub add_saved_job_results_to_template {
 674     my $template = shift;
 675     my $completedJobID = shift;
 676     my $job = C4::BackgroundJob->fetch($sessionID, $completedJobID);
 677     my $results = $job->results();
 678     add_results_to_template($template, $results);
 679
 680     my $fields = $job->get("modified_fields");
 681     my $items = $job->get("modified_items");
 682     $template->param(
 683         modified_items => $items,
 684         modified_fields => $fields,
 685     );
 686 }
 687
 688 sub put_in_background {
 689     my $job_size = shift;
 690
 691     my $job = C4::BackgroundJob->new($sessionID, "test", '/cgi-bin/koha/tools/batchMod.pl', $job_size);
 692     my $jobID = $job->id();
 693
 694     # fork off
 695     if (my $pid = fork) {
 696         # parent
 697         # return job ID as JSON
 698
 699         # prevent parent exiting from
 700         # destroying the kid's database handle
 701         # FIXME: according to DBI doc, this may not work for Oracle
 702         $dbh->{InactiveDestroy}  = 1;
 703
 704         my $reply = CGI->new("");
 705         print $reply->header(-type => 'text/html');
 706         print '{"jobID":"' . $jobID . '"}';
 707         exit 0;
 708     } elsif (defined $pid) {
 709         # child
 710         # close STDOUT to signal to Apache that
 711         # we're now running in the background
 712         close STDOUT;
 713         close STDERR;
 714     } else {
 715         # fork failed, so exit immediately
 716         warn "fork failed while attempting to run tools/batchMod.pl as a background job";
 717         exit 0;
 718     }
 719     return $job;
 720 }
 721
 722
 723