tools/batchMod.pl

   1 #!/usr/bin/perl
   2
   3
   4 # Copyright 2000-2002 Katipo Communications
   5 #
   6 # This file is part of Koha.
   7 #
   8 # Koha is free software; you can redistribute it and/or modify it
   9 # under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation; either version 3 of the License, or
  11 # (at your option) any later version.
  12 #
  13 # Koha is distributed in the hope that it will be useful, but
  14 # WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16 # GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  20
  21 use CGI qw ( -utf8 );
  22 use strict;
  23 #use warnings; FIXME - Bug 2505
  24 use C4::Auth;
  25 use C4::Output;
  26 use C4::Biblio;
  27 use C4::Items;
  28 use C4::Circulation;
  29 use C4::Context;
  30 use C4::Koha;
  31 use C4::BackgroundJob;
  32 use C4::ClassSource;
  33 use C4::Debug;
  34 use C4::Members;
  35 use MARC::File::XML;
  36 use List::MoreUtils qw/uniq/;
  37 use Koha::DateUtils;
  38
  39 my $input = new CGI;
  40 my $dbh = C4::Context->dbh;
  41 my $error        = $input->param('error');
  42 my @itemnumbers  = $input->multi_param('itemnumber');
  43 my $biblionumber = $input->param('biblionumber');
  44 my $op           = $input->param('op');
  45 my $del          = $input->param('del');
  46 my $del_records  = $input->param('del_records');
  47 my $completedJobID = $input->param('completedJobID');
  48 my $runinbackground = $input->param('runinbackground');
  49 my $src          = $input->param('src');
  50 my $use_default_values = $input->param('use_default_values');
  51
  52 my $template_name;
  53 my $template_flag;
  54 if (!defined $op) {
  55     $template_name = "tools/batchMod.tt";
  56     $template_flag = { tools => '*' };
  57     $op = q{};
  58 } else {
  59     $template_name = ($del) ? "tools/batchMod-del.tt" : "tools/batchMod-edit.tt";
  60     $template_flag = ($del) ? { tools => 'items_batchdel' }   : { tools => 'items_batchmod' };
  61 }
  62
  63
  64 my ($template, $loggedinuser, $cookie)
  65     = get_template_and_user({template_name => $template_name,
  66                  query => $input,
  67                  type => "intranet",
  68                  authnotrequired => 0,
  69                  flagsrequired => $template_flag,
  70                  });
  71
  72 # Does the user have a restricted item edition permission?
  73 my $uid = $loggedinuser ? GetMember( borrowernumber => $loggedinuser )->{userid} : undef;
  74 my $restrictededition = $uid ? haspermission($uid,  {'tools' => 'items_batchmod_restricted'}) : undef;
  75 # In case user is a superlibrarian, edition is not restricted
  76 $restrictededition = 0 if ($restrictededition != 0 && C4::Context->IsSuperLibrarian());
  77
  78 $template->param(del       => $del);
  79
  80 my $itemrecord;
  81 my $nextop="";
  82 my @errors; # store errors found while checking data BEFORE saving item.
  83 my $items_display_hashref;
  84 our $tagslib = &GetMarcStructure(1);
  85
  86 my $deleted_items = 0;     # Number of deleted items
  87 my $deleted_records = 0;   # Number of deleted records ( with no items attached )
  88 my $not_deleted_items = 0; # Number of items that could not be deleted
  89 my @not_deleted;           # List of the itemnumbers that could not be deleted
  90 my $modified_items = 0;    # Numbers of modified items
  91 my $modified_fields = 0;   # Numbers of modified fields
  92
  93 my %cookies = parse CGI::Cookie($cookie);
  94 my $sessionID = $cookies{'CGISESSID'}->value;
  95
  96
  97 #--- ----------------------------------------------------------------------------
  98 if ($op eq "action") {
  99 #-------------------------------------------------------------------------------
 100     my @tags      = $input->multi_param('tag');
 101     my @subfields = $input->multi_param('subfield');
 102     my @values    = $input->multi_param('field_value');
 103     my @disabled  = $input->multi_param('disable_input');
 104     # build indicator hash.
 105     my @ind_tag   = $input->multi_param('ind_tag');
 106     my @indicator = $input->multi_param('indicator');
 107
 108     # Is there something to modify ?
 109     # TODO : We shall use this var to warn the user in case no modification was done to the items
 110     my $values_to_modify = scalar(grep {!/^$/} @values);
 111     my $values_to_blank  = scalar(@disabled);
 112     my $marcitem;
 113
 114     # Once the job is done
 115     if ($completedJobID) {
 116         # If we have a reasonable amount of items, we display them
 117     if (scalar(@itemnumbers) <= ( C4::Context->preference("MaxItemsToDisplayForBatchDel") // 1000 ) ) {
 118             $items_display_hashref=BuildItemsData(@itemnumbers);
 119         } else {
 120             # Else, we only display the barcode
 121             my @simple_items_display = map {{ itemnumber => $_, barcode => (GetBarcodeFromItemnumber($_) or ""), biblionumber => (GetBiblionumberFromItemnumber($_) or "") }} @itemnumbers;
 122             $template->param("simple_items_display" => \@simple_items_display);
 123         }
 124
 125         # Setting the job as done
 126         my $job = C4::BackgroundJob->fetch($sessionID, $completedJobID);
 127
 128         # Calling the template
 129         add_saved_job_results_to_template($template, $completedJobID);
 130
 131     } else {
 132     # While the job is getting done
 133
 134         # Job size is the number of items we have to process
 135         my $job_size = scalar(@itemnumbers);
 136         my $job = undef;
 137
 138         # If we asked for background processing
 139         if ($runinbackground) {
 140             $job = put_in_background($job_size);
 141         }
 142
 143         #initializing values for updates
 144         my (  $itemtagfield,   $itemtagsubfield) = &GetMarcFromKohaField("items.itemnumber", "");
 145         if ($values_to_modify){
 146             my $xml = TransformHtmlToXml(\@tags,\@subfields,\@values,\@indicator,\@ind_tag, 'ITEM');
 147             $marcitem = MARC::Record::new_from_xml($xml, 'UTF-8');
 148         }
 149         if ($values_to_blank){
 150             foreach my $disabledsubf (@disabled){
 151                 if ($marcitem && $marcitem->field($itemtagfield)){
 152                     $marcitem->field($itemtagfield)->update( $disabledsubf => "" );
 153                 }
 154                 else {
 155                     $marcitem = MARC::Record->new();
 156                     $marcitem->append_fields( MARC::Field->new( $itemtagfield, '', '', $disabledsubf => "" ) );
 157                 }
 158             }
 159         }
 160
 161         # For each item
 162         my $i = 1;
 163         foreach my $itemnumber(@itemnumbers){
 164
 165                 $job->progress($i) if $runinbackground;
 166                 my $itemdata = GetItem($itemnumber);
 167         if ( $del ){
 168             my $return = DelItemCheck( $itemdata->{'biblionumber'}, $itemdata->{'itemnumber'});
 169                         if ($return == 1) {
 170                             $deleted_items++;
 171                         } else {
 172                             $not_deleted_items++;
 173                             push @not_deleted,
 174                                 { biblionumber => $itemdata->{'biblionumber'},
 175                                   itemnumber => $itemdata->{'itemnumber'},
 176                                   barcode => $itemdata->{'barcode'},
 177                                   title => $itemdata->{'title'},
 178                                   $return => 1
 179                                 };
 180                         }
 181
 182                         # If there are no items left, delete the biblio
 183                         if ( $del_records ) {
 184                             my $itemscount = GetItemsCount($itemdata->{'biblionumber'});
 185                             if ( $itemscount == 0 ) {
 186                                 my $error = DelBiblio($itemdata->{'biblionumber'});
 187                                 $deleted_records++ unless ( $error );
 188                             }
 189                         }
 190                 } else {
 191             if ($values_to_modify || $values_to_blank) {
 192                 my $localmarcitem = Item2Marc($itemdata);
 193
 194                 my $modified = UpdateMarcWith( $marcitem, $localmarcitem );
 195                 if ( $modified ) {
 196                     eval {
 197                         if ( my $item = ModItemFromMarc( $localmarcitem, $itemdata->{biblionumber}, $itemnumber ) ) {
 198                             LostItem($itemnumber, 'MARK RETURNED') if $item->{itemlost} and not $itemdata->{itemlost};
 199                         }
 200                     };
 201                 }
 202                 if ( $runinbackground ) {
 203                     $modified_items++ if $modified;
 204                     $modified_fields += $modified;
 205                     $job->set({
 206                         modified_items  => $modified_items,
 207                         modified_fields => $modified_fields,
 208                     });
 209                 }
 210                     }
 211                 }
 212                 $i++;
 213         }
 214     }
 215 }
 216 #
 217 #-------------------------------------------------------------------------------
 218 # build screen with existing items. and "new" one
 219 #-------------------------------------------------------------------------------
 220
 221 if ($op eq "show"){
 222     my $filefh = $input->upload('uploadfile');
 223     my $filecontent = $input->param('filecontent');
 224     my @notfoundbarcodes;
 225
 226     my @contentlist;
 227     if ($filefh){
 228         while (my $content=<$filefh>){
 229             $content =~ s/[\r\n]*$//;
 230             push @contentlist, $content if $content;
 231         }
 232
 233         if ($filecontent eq 'barcode_file') {
 234             foreach my $barcode (@contentlist) {
 235
 236                 my $itemnumber = GetItemnumberFromBarcode($barcode);
 237                 if ($itemnumber) {
 238                     push @itemnumbers,$itemnumber;
 239                 } else {
 240                     push @notfoundbarcodes, $barcode;
 241                 }
 242             }
 243         }
 244         elsif ( $filecontent eq 'itemid_file') {
 245             @itemnumbers = @contentlist;
 246         }
 247     } else {
 248         if (defined $biblionumber){
 249             my @all_items = GetItemsInfo( $biblionumber );
 250             foreach my $itm (@all_items) {
 251                 push @itemnumbers, $itm->{itemnumber};
 252             }
 253         }
 254         if ( my $list=$input->param('barcodelist')){
 255             push my @barcodelist, uniq( split(/\s\n/, $list) );
 256
 257             foreach my $barcode (@barcodelist) {
 258
 259                 my $itemnumber = GetItemnumberFromBarcode($barcode);
 260                 if ($itemnumber) {
 261                     push @itemnumbers,$itemnumber;
 262                 } else {
 263                     push @notfoundbarcodes, $barcode;
 264                 }
 265             }
 266
 267         }
 268     }
 269
 270     # Flag to tell the template there are valid results, hidden or not
 271     if(scalar(@itemnumbers) > 0){ $template->param("itemresults" => 1); }
 272     # Only display the items if there are no more than pref MaxItemsToProcessForBatchMod or MaxItemsToDisplayForBatchDel
 273     my $max_items = $del
 274         ? C4::Context->preference("MaxItemsToDisplayForBatchDel")
 275         : C4::Context->preference("MaxItemsToProcessForBatchMod");
 276     if (scalar(@itemnumbers) <= ( $max_items // 1000 ) ) {
 277         $items_display_hashref=BuildItemsData(@itemnumbers);
 278     } else {
 279         $template->param("too_many_items" => scalar(@itemnumbers));
 280         # Even if we do not display the items, we need the itemnumbers
 281         $template->param(itemnumbers_array => \@itemnumbers);
 282     }
 283 # now, build the item form for entering a new item
 284 my @loop_data =();
 285 my $i=0;
 286 my $branch_limit = C4::Context->userenv ? C4::Context->userenv->{"branch"} : "";
 287 my $query = qq{SELECT authorised_value, lib FROM authorised_values};
 288 $query  .= qq{ LEFT JOIN authorised_values_branches ON ( id = av_id ) } if $branch_limit;
 289 $query  .= qq{ WHERE category = ?};
 290 $query  .= qq{ AND ( branchcode = ? OR branchcode IS NULL ) } if $branch_limit;
 291 $query  .= qq{ GROUP BY lib ORDER BY lib, lib_opac};
 292 my $authorised_values_sth = $dbh->prepare( $query );
 293
 294 my $libraries = Koha::Libraries->search({}, { order_by => ['branchname'] })->unblessed;# build once ahead of time, instead of multiple times later.
 295
 296 # Adding a default choice, in case the user does not want to modify the branch
 297 my $nochange_branch = { branchname => '', value => '', selected => 1 };
 298 unshift (@$libraries, $nochange_branch);
 299
 300 my $pref_itemcallnumber = C4::Context->preference('itemcallnumber');
 301
 302 # Getting list of subfields to keep when restricted batchmod edit is enabled
 303 my $subfieldsToAllowForBatchmod = C4::Context->preference('SubfieldsToAllowForRestrictedBatchmod');
 304 my $allowAllSubfields = (
 305     not defined $subfieldsToAllowForBatchmod
 306       or $subfieldsToAllowForBatchmod == q||
 307 ) ? 1 : 0;
 308 my @subfieldsToAllow = split(/ /, $subfieldsToAllowForBatchmod);
 309
 310 foreach my $tag (sort keys %{$tagslib}) {
 311     # loop through each subfield
 312     foreach my $subfield (sort keys %{$tagslib->{$tag}}) {
 313         next if IsMarcStructureInternal( $tagslib->{$tag}{$subfield} );
 314         next if (not $allowAllSubfields and $restrictededition && !grep { $tag . '$' . $subfield eq $_ } @subfieldsToAllow );
 315         next if ($tagslib->{$tag}->{$subfield}->{'tab'} ne "10");
 316         # barcode and stocknumber are not meant to be batch-modified
 317         next if $tagslib->{$tag}->{$subfield}->{'kohafield'} eq 'items.barcode';
 318         next if $tagslib->{$tag}->{$subfield}->{'kohafield'} eq 'items.stocknumber';
 319         my %subfield_data;
 320
 321         my $index_subfield = int(rand(1000000));
 322         if ($subfield eq '@'){
 323             $subfield_data{id} = "tag_".$tag."_subfield_00_".$index_subfield;
 324         } else {
 325             $subfield_data{id} = "tag_".$tag."_subfield_".$subfield."_".$index_subfield;
 326         }
 327         $subfield_data{tag}        = $tag;
 328         $subfield_data{subfield}   = $subfield;
 329         $subfield_data{marc_lib}   ="<span id=\"error$i\" title=\"".$tagslib->{$tag}->{$subfield}->{lib}."\">".$tagslib->{$tag}->{$subfield}->{lib}."</span>";
 330         $subfield_data{mandatory}  = $tagslib->{$tag}->{$subfield}->{mandatory};
 331         $subfield_data{repeatable} = $tagslib->{$tag}->{$subfield}->{repeatable};
 332         my ($x,$value);
 333         $value =~ s/"/&quot;/g;
 334    if ( !$value && $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 = GetItemTypes( style => 'array' );
 363         for my $itemtype ( @$itemtypes ) {
 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           $authorised_values_sth->execute( $tagslib->{$tag}->{$subfield}->{authorised_value}, $branch_limit ? $branch_limit : () );
 391           while ( my ( $value, $lib ) = $authorised_values_sth->fetchrow_array ) {
 392               push @authorised_values, $value;
 393               $authorised_lib{$value} = $lib;
 394           }
 395           $value="";
 396       }
 397         $subfield_data{marc_value} = {
 398             type    => 'select',
 399             id      => "tag_".$tag."_subfield_".$subfield."_".$index_subfield,
 400             name    => "field_value",
 401             values  => \@authorised_values,
 402             labels  => \%authorised_lib,
 403             default => $value,
 404         };
 405     # it's a thesaurus / authority field
 406     }
 407     elsif ( $tagslib->{$tag}->{$subfield}->{authtypecode} ) {
 408         $subfield_data{marc_value} = {
 409             type         => 'text1',
 410             id           => $subfield_data{id},
 411             value        => $value,
 412             authtypecode => $tagslib->{$tag}->{$subfield}->{authtypecode},
 413         }
 414     }
 415     elsif ( $tagslib->{$tag}->{$subfield}->{value_builder} ) { # plugin
 416         require Koha::FrameworkPlugin;
 417         my $plugin = Koha::FrameworkPlugin->new( {
 418             name => $tagslib->{$tag}->{$subfield}->{'value_builder'},
 419             item_style => 1,
 420         });
 421         my $temp;
 422         my $pars= { dbh => $dbh, record => $temp, tagslib => $tagslib,
 423             id => $subfield_data{id}, tabloop => \@loop_data };
 424         $plugin->build( $pars );
 425         if( !$plugin->errstr ) {
 426             $subfield_data{marc_value} = {
 427                 type       => 'text2',
 428                 id         => $subfield_data{id},
 429                 value      => $value,
 430                 javascript => $plugin->javascript,
 431                 noclick    => $plugin->noclick,
 432             };
 433         } else {
 434             warn $plugin->errstr;
 435             $subfield_data{marc_value} = { # supply default input form
 436                 type       => 'text',
 437                 id         => $subfield_data{id},
 438                 value      => $value,
 439             };
 440         }
 441     }
 442     elsif ( $tag eq '' ) {       # it's an hidden field
 443             $subfield_data{marc_value} = {
 444                 type       => 'hidden',
 445                 id         => $subfield_data{id},
 446                 value      => $value,
 447             };
 448     }
 449     elsif ( $tagslib->{$tag}->{$subfield}->{'hidden'} ) {   # FIXME: shouldn't input type be "hidden" ?
 450         $subfield_data{marc_value} = {
 451                 type       => 'text',
 452                 id         => $subfield_data{id},
 453                 value      => $value,
 454         };
 455     }
 456     elsif ( length($value) > 100
 457             or (C4::Context->preference("marcflavour") eq "UNIMARC" and
 458                   300 <= $tag && $tag < 400 && $subfield eq 'a' )
 459             or (C4::Context->preference("marcflavour") eq "MARC21"  and
 460                   500 <= $tag && $tag < 600                     )
 461           ) {
 462         # oversize field (textarea)
 463         $subfield_data{marc_value} = {
 464                 type       => 'textarea',
 465                 id         => $subfield_data{id},
 466                 value      => $value,
 467         };
 468     } else {
 469         # it's a standard field
 470         $subfield_data{marc_value} = {
 471                 type       => 'text',
 472                 id         => $subfield_data{id},
 473                 value      => $value,
 474         };
 475     }
 476 #   $subfield_data{marc_value}="<input type=\"text\" name=\"field_value\">";
 477     push (@loop_data, \%subfield_data);
 478     $i++
 479   }
 480 } # -- End foreach tag
 481 $authorised_values_sth->finish;
 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     $template->param(item => \@loop_data);
 487     if (@notfoundbarcodes) {
 488         my @notfoundbarcodesloop = map{{barcode=>$_}}@notfoundbarcodes;
 489         $template->param(notfoundbarcodes => \@notfoundbarcodesloop);
 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=GetBiblioData($$itemdata{biblionumber});
 567             $this_row{title} = $biblio->{title};
 568             $this_row{author} = $biblio->{author};
 569             $this_row{isbn} = $biblio->{isbn};
 570             $this_row{biblionumber} = $biblio->{biblionumber};
 571
 572                         if (%this_row) {
 573                                 push(@big_array, \%this_row);
 574                         }
 575                 }
 576                 @big_array = sort {$a->{0} cmp $b->{0}} @big_array;
 577
 578                 # now, construct template !
 579                 # First, the existing items for display
 580                 my @item_value_loop;
 581                 my @witnesscodessorted=sort keys %witness;
 582                 for my $row ( @big_array ) {
 583                         my %row_data;
 584                         my @item_fields = map +{ field => $_ || '' }, @$row{ @witnesscodessorted };
 585                         $row_data{item_value} = [ @item_fields ];
 586                         $row_data{itemnumber} = $row->{itemnumber};
 587                         #reporting this_row values
 588                         $row_data{'nomod'} = $row->{'nomod'};
 589       $row_data{bibinfo} = $row->{bibinfo};
 590       $row_data{author} = $row->{author};
 591       $row_data{title} = $row->{title};
 592       $row_data{isbn} = $row->{isbn};
 593       $row_data{biblionumber} = $row->{biblionumber};
 594       my $is_on_loan = C4::Circulation::IsItemIssued( $row->{itemnumber} );
 595       $row_data{onloan} = $is_on_loan ? 1 : 0;
 596                         push(@item_value_loop,\%row_data);
 597                 }
 598                 my @header_loop=map { { header_value=> $witness{$_}} } @witnesscodessorted;
 599
 600         return { item_loop        => \@item_value_loop, item_header_loop => \@header_loop };
 601 }
 602
 603 #BE WARN : it is not the general case
 604 # This function can be OK in the item marc record special case
 605 # Where subfield is not repeated
 606 # And where we are sure that field should correspond
 607 # And $tag>10
 608 sub UpdateMarcWith {
 609   my ($marcfrom,$marcto)=@_;
 610     my (  $itemtag,   $itemtagsubfield) = &GetMarcFromKohaField("items.itemnumber", "");
 611     my $fieldfrom=$marcfrom->field($itemtag);
 612     my @fields_to=$marcto->field($itemtag);
 613     my $modified = 0;
 614     foreach my $subfield ( $fieldfrom->subfields() ) {
 615         foreach my $field_to_update ( @fields_to ) {
 616             if ( $subfield->[1] ) {
 617                 unless ( $field_to_update->subfield($subfield->[0]) eq $subfield->[1] ) {
 618                     $modified++;
 619                     $field_to_update->update( $subfield->[0] => $subfield->[1] );
 620                 }
 621             }
 622             else {
 623                 $modified++;
 624                 $field_to_update->delete_subfield( code => $subfield->[0] );
 625             }
 626         }
 627     }
 628     return $modified;
 629 }
 630
 631 sub find_value {
 632     my ($tagfield,$insubfield,$record) = @_;
 633     my $result;
 634     my $indicator;
 635     foreach my $field ($record->field($tagfield)) {
 636         my @subfields = $field->subfields();
 637         foreach my $subfield (@subfields) {
 638             if (@$subfield[0] eq $insubfield) {
 639                 $result .= @$subfield[1];
 640                 $indicator = $field->indicator(1).$field->indicator(2);
 641             }
 642         }
 643     }
 644     return($indicator,$result);
 645 }
 646
 647 # ----------------------------
 648 # Background functions
 649
 650
 651 sub add_results_to_template {
 652     my $template = shift;
 653     my $results = shift;
 654     $template->param(map { $_ => $results->{$_} } keys %{ $results });
 655 }
 656
 657 sub add_saved_job_results_to_template {
 658     my $template = shift;
 659     my $completedJobID = shift;
 660     my $job = C4::BackgroundJob->fetch($sessionID, $completedJobID);
 661     my $results = $job->results();
 662     add_results_to_template($template, $results);
 663
 664     my $fields = $job->get("modified_fields");
 665     my $items = $job->get("modified_items");
 666     $template->param(
 667         modified_items => $items,
 668         modified_fields => $fields,
 669     );
 670 }
 671
 672 sub put_in_background {
 673     my $job_size = shift;
 674
 675     my $job = C4::BackgroundJob->new($sessionID, "test", '/cgi-bin/koha/tools/batchMod.pl', $job_size);
 676     my $jobID = $job->id();
 677
 678     # fork off
 679     if (my $pid = fork) {
 680         # parent
 681         # return job ID as JSON
 682
 683         # prevent parent exiting from
 684         # destroying the kid's database handle
 685         # FIXME: according to DBI doc, this may not work for Oracle
 686         $dbh->{InactiveDestroy}  = 1;
 687
 688         my $reply = CGI->new("");
 689         print $reply->header(-type => 'text/html');
 690         print '{"jobID":"' . $jobID . '"}';
 691         exit 0;
 692     } elsif (defined $pid) {
 693         # child
 694         # close STDOUT to signal to Apache that
 695         # we're now running in the background
 696         close STDOUT;
 697         close STDERR;
 698     } else {
 699         # fork failed, so exit immediately
 700         warn "fork failed while attempting to run tools/batchMod.pl as a background job";
 701         exit 0;
 702     }
 703     return $job;
 704 }
 705
 706
 707