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 under the
   9 # terms of the GNU General Public License as published by the Free Software
  10 # Foundation; either version 2 of the License, or (at your option) any later
  11 # version.
  12 #
  13 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  14 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  15 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with Koha; if not, write to the Free Software Foundation, Inc.,
  19 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20
  21 use CGI;
  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; # XXX subfield_is_koha_internal_p
  31 use C4::Branch; # XXX subfield_is_koha_internal_p
  32 use C4::BackgroundJob;
  33 use C4::ClassSource;
  34 use C4::Dates;
  35 use C4::Debug;
  36 use MARC::File::XML;
  37
  38 my $input = new CGI;
  39 my $dbh = C4::Context->dbh;
  40 my $error        = $input->param('error');
  41 my @itemnumbers  = $input->param('itemnumber');
  42 my $op           = $input->param('op');
  43 my $del          = $input->param('del');
  44 my $del_records  = $input->param('del_records');
  45 my $completedJobID = $input->param('completedJobID');
  46 my $runinbackground = $input->param('runinbackground');
  47
  48
  49 my $template_name;
  50 my $template_flag;
  51 if (!defined $op) {
  52     $template_name = "tools/batchMod.tmpl";
  53     $template_flag = { tools => '*' };
  54 } else {
  55     $template_name = ($del) ? "tools/batchMod-del.tmpl" : "tools/batchMod-edit.tmpl";
  56     $template_flag = ($del) ? { tools => 'items_batchdel' }   : { tools => 'items_batchmod' };
  57 }
  58
  59
  60 my ($template, $loggedinuser, $cookie)
  61     = get_template_and_user({template_name => $template_name,
  62                  query => $input,
  63                  type => "intranet",
  64                  authnotrequired => 0,
  65                  flagsrequired => $template_flag,
  66                  });
  67
  68
  69 my $today_iso = C4::Dates->today('iso');
  70 $template->param(today_iso => $today_iso);
  71 $template->param(del       => $del);
  72
  73 my $itemrecord;
  74 my $nextop="";
  75 my @errors; # store errors found while checking data BEFORE saving item.
  76 my $items_display_hashref;
  77 my $frameworkcode="";
  78 my $tagslib = &GetMarcStructure(1,$frameworkcode);
  79
  80 my $deleted_items = 0;     # Number of deleted items
  81 my $deleted_records = 0;   # Number of deleted records ( with no items attached )
  82 my $not_deleted_items = 0; # Number of items that could not be deleted
  83 my @not_deleted;           # List of the itemnumbers that could not be deleted
  84
  85 my %cookies = parse CGI::Cookie($cookie);
  86 my $sessionID = $cookies{'CGISESSID'}->value;
  87
  88
  89 #--- ----------------------------------------------------------------------------
  90 if ($op eq "action") {
  91 #-------------------------------------------------------------------------------
  92     my @tags      = $input->param('tag');
  93     my @subfields = $input->param('subfield');
  94     my @values    = $input->param('field_value');
  95     my @disabled  = $input->param('disable_input');
  96     # build indicator hash.
  97     my @ind_tag   = $input->param('ind_tag');
  98     my @indicator = $input->param('indicator');
  99
 100     # Is there something to modify ?
 101     # TODO : We shall use this var to warn the user in case no modification was done to the items
 102     my $values_to_modify = scalar(grep {!/^$/} @values);
 103     my $values_to_blank  = scalar(@disabled);
 104     my $marcitem;
 105
 106     # Once the job is done
 107     if ($completedJobID) {
 108         # If we have a reasonable amount of items, we display them
 109         if (scalar(@itemnumbers) <= 1000) {
 110             $items_display_hashref=BuildItemsData(@itemnumbers);
 111         } else {
 112             # Else, we only display the barcode
 113             my @simple_items_display = map {{ itemnumber => $_, barcode => (GetBarcodeFromItemnumber($_) or ""), biblionumber => (GetBiblionumberFromItemnumber($_) or "") }} @itemnumbers;
 114             $template->param("simple_items_display" => \@simple_items_display);
 115         }
 116
 117         # Setting the job as done
 118         my $job = C4::BackgroundJob->fetch($sessionID, $completedJobID);
 119
 120         # Calling the template
 121         add_saved_job_results_to_template($template, $completedJobID);
 122
 123     } else {
 124     # While the job is getting done
 125
 126         # Job size is the number of items we have to process
 127         my $job_size = scalar(@itemnumbers);
 128         my $job = undef;
 129         my $callback = sub {};
 130
 131         # If we asked for background processing
 132         if ($runinbackground) {
 133             $job = put_in_background($job_size);
 134             $callback = progress_callback($job, $dbh);
 135         }
 136
 137         #initializing values for updates
 138         my (  $itemtagfield,   $itemtagsubfield) = &GetMarcFromKohaField("items.itemnumber", "");
 139         if ($values_to_modify){
 140             my $xml = TransformHtmlToXml(\@tags,\@subfields,\@values,\@indicator,\@ind_tag, 'ITEM');
 141         utf8::encode($xml);
 142             $marcitem = MARC::Record::new_from_xml($xml, 'UTF-8');
 143         }
 144         if ($values_to_blank){
 145             foreach my $disabledsubf (@disabled){
 146                 if ($marcitem && $marcitem->field($itemtagfield)){
 147                     $marcitem->field($itemtagfield)->update( $disabledsubf => "" );
 148                 }
 149                 else {
 150                     $marcitem = MARC::Record->new();
 151                     $marcitem->append_fields( MARC::Field->new( $itemtagfield, '', '', $disabledsubf => "" ) );
 152                 }
 153             }
 154         }
 155
 156         # For each item
 157         my $i = 1;
 158         foreach my $itemnumber(@itemnumbers){
 159
 160                 $job->progress($i) if $runinbackground;
 161                 my $itemdata = GetItem($itemnumber);
 162                 if ($input->param("del")){
 163                         my $return = DelItemCheck(C4::Context->dbh, $itemdata->{'biblionumber'}, $itemdata->{'itemnumber'});
 164                         if ($return == 1) {
 165                             $deleted_items++;
 166                         } else {
 167                             $not_deleted_items++;
 168                             push @not_deleted,
 169                                 { biblionumber => $itemdata->{'biblionumber'},
 170                                   itemnumber => $itemdata->{'itemnumber'},
 171                                   barcode => $itemdata->{'barcode'},
 172                                   title => $itemdata->{'title'},
 173                                   $return => 1
 174                                 };
 175                         }
 176
 177                         # If there are no items left, delete the biblio
 178                         if ( $del_records ) {
 179                             my $itemscount = GetItemsCount($itemdata->{'biblionumber'});
 180                             if ( $itemscount == 0 ) {
 181                                 my $error = DelBiblio($itemdata->{'biblionumber'});
 182                                 $deleted_records++ unless ( $error );
 183                             }
 184                         }
 185                 } else {
 186                     if ($values_to_modify || $values_to_blank) {
 187                         my $localmarcitem = Item2Marc($itemdata);
 188                         UpdateMarcWith( $marcitem, $localmarcitem );
 189                         eval{
 190                             if ( my $item = ModItemFromMarc( $localmarcitem, $itemdata->{biblionumber}, $itemnumber ) ) {
 191                                 LostItem($itemnumber, 'MARK RETURNED', 'CHARGE FEE') if $item->{itemlost};
 192                             }
 193                         };
 194                     }
 195                 }
 196                 $i++;
 197         }
 198     }
 199 }
 200 #
 201 #-------------------------------------------------------------------------------
 202 # build screen with existing items. and "new" one
 203 #-------------------------------------------------------------------------------
 204
 205 if ($op eq "show"){
 206     my $filefh = $input->upload('uploadfile');
 207     my $filecontent = $input->param('filecontent');
 208     my @notfoundbarcodes;
 209
 210     my @contentlist;
 211     if ($filefh){
 212         while (my $content=<$filefh>){
 213             $content =~ s/[\r\n]*$//;
 214             push @contentlist, $content if $content;
 215         }
 216
 217         if ($filecontent eq 'barcode_file') {
 218             foreach my $barcode (@contentlist) {
 219
 220                 my $itemnumber = GetItemnumberFromBarcode($barcode);
 221                 if ($itemnumber) {
 222                     push @itemnumbers,$itemnumber;
 223                 } else {
 224                     push @notfoundbarcodes, $barcode;
 225                 }
 226             }
 227         }
 228         elsif ( $filecontent eq 'itemid_file') {
 229             @itemnumbers = @contentlist;
 230         }
 231     } else {
 232         if ( my $list=$input->param('barcodelist')){
 233             push my @barcodelist, split(/\s\n/, $list);
 234
 235             foreach my $barcode (@barcodelist) {
 236
 237                 my $itemnumber = GetItemnumberFromBarcode($barcode);
 238                 if ($itemnumber) {
 239                     push @itemnumbers,$itemnumber;
 240                 } else {
 241                     push @notfoundbarcodes, $barcode;
 242                 }
 243             }
 244
 245         }
 246     }
 247
 248     # Flag to tell the template there are valid results, hidden or not
 249     if(scalar(@itemnumbers) > 0){ $template->param("itemresults" => 1); }
 250     # Only display the items if there are no more than 1000
 251     if (scalar(@itemnumbers) <= 1000) {
 252         $items_display_hashref=BuildItemsData(@itemnumbers);
 253     } else {
 254         $template->param("too_many_items" => scalar(@itemnumbers));
 255         # Even if we do not display the items, we need the itemnumbers
 256         my @itemnumbers_hashref = map {{itemnumber => $_}} @itemnumbers;
 257         $template->param("itemnumbers_hashref" => \@itemnumbers_hashref);
 258     }
 259 # now, build the item form for entering a new item
 260 my @loop_data =();
 261 my $i=0;
 262 my $authorised_values_sth = $dbh->prepare("SELECT authorised_value,lib FROM authorised_values WHERE category=? ORDER BY lib");
 263
 264 my $branches = GetBranchesLoop();  # build once ahead of time, instead of multiple times later.
 265
 266 # Adding a default choice, in case the user does not want to modify the branch
 267 my $nochange_branch = { branchname => '', value => '', selected => 1 };
 268 unshift (@$branches, $nochange_branch);
 269
 270 my $pref_itemcallnumber = C4::Context->preference('itemcallnumber');
 271
 272
 273 foreach my $tag (sort keys %{$tagslib}) {
 274     # loop through each subfield
 275     foreach my $subfield (sort keys %{$tagslib->{$tag}}) {
 276         next if subfield_is_koha_internal_p($subfield);
 277         next if ($tagslib->{$tag}->{$subfield}->{'tab'} ne "10");
 278         # barcode and stocknumber are not meant to be batch-modified
 279         next if $tagslib->{$tag}->{$subfield}->{'kohafield'} eq 'items.barcode';
 280         next if $tagslib->{$tag}->{$subfield}->{'kohafield'} eq 'items.stocknumber';
 281         my %subfield_data;
 282
 283         my $index_subfield = int(rand(1000000));
 284         if ($subfield eq '@'){
 285             $subfield_data{id} = "tag_".$tag."_subfield_00_".$index_subfield;
 286         } else {
 287             $subfield_data{id} = "tag_".$tag."_subfield_".$subfield."_".$index_subfield;
 288         }
 289         $subfield_data{tag}        = $tag;
 290         $subfield_data{subfield}   = $subfield;
 291         $subfield_data{random}     = int(rand(1000000));    # why do we need 2 different randoms?
 292     #   $subfield_data{marc_lib}   = $tagslib->{$tag}->{$subfield}->{lib};
 293         $subfield_data{marc_lib}   ="<span id=\"error$i\" title=\"".$tagslib->{$tag}->{$subfield}->{lib}."\">".$tagslib->{$tag}->{$subfield}->{lib}."</span>";
 294         $subfield_data{mandatory}  = $tagslib->{$tag}->{$subfield}->{mandatory};
 295         $subfield_data{repeatable} = $tagslib->{$tag}->{$subfield}->{repeatable};
 296         my ($x,$value);
 297         $value =~ s/"/&quot;/g;
 298         unless ($value) {
 299             $value = $tagslib->{$tag}->{$subfield}->{defaultvalue};
 300             # get today date & replace YYYY, MM, DD if provided in the default value
 301             my ( $year, $month, $day ) = split ',', $today_iso;     # FIXME: iso dates don't have commas!
 302             $value =~ s/YYYY/$year/g;
 303             $value =~ s/MM/$month/g;
 304             $value =~ s/DD/$day/g;
 305         }
 306         $subfield_data{visibility} = "display:none;" if (($tagslib->{$tag}->{$subfield}->{hidden} > 4) || ($tagslib->{$tag}->{$subfield}->{hidden} < -4));
 307         # testing branch value if IndependantBranches.
 308
 309         my $attributes_no_value = qq(tabindex="1" id="$subfield_data{id}" name="field_value" class="input_marceditor" size="67" maxlength="255" );
 310         my $attributes          = qq($attributes_no_value value="$value" );
 311
 312         if ( $tagslib->{$tag}->{$subfield}->{authorised_value} ) {
 313         my @authorised_values;
 314         my %authorised_lib;
 315         # builds list, depending on authorised value...
 316
 317         if ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "branches" ) {
 318             foreach my $thisbranch (@$branches) {
 319                 push @authorised_values, $thisbranch->{value};
 320                 $authorised_lib{$thisbranch->{value}} = $thisbranch->{branchname};
 321             }
 322         $value = "";
 323         }
 324         elsif ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "itemtypes" ) {
 325             push @authorised_values, "";
 326             my $sth = $dbh->prepare("select itemtype,description from itemtypes order by description");
 327             $sth->execute;
 328             while ( my ( $itemtype, $description ) = $sth->fetchrow_array ) {
 329                 push @authorised_values, $itemtype;
 330                 $authorised_lib{$itemtype} = $description;
 331             }
 332         $value = "";
 333
 334           #---- class_sources
 335       }
 336       elsif ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "cn_source" ) {
 337           push @authorised_values, "" unless ( $tagslib->{$tag}->{$subfield}->{mandatory} );
 338
 339           my $class_sources = GetClassSources();
 340           my $default_source = C4::Context->preference("DefaultClassificationSource");
 341
 342           foreach my $class_source (sort keys %$class_sources) {
 343               next unless $class_sources->{$class_source}->{'used'} or
 344                           ($value and $class_source eq $value)      or
 345                           ($class_source eq $default_source);
 346               push @authorised_values, $class_source;
 347               $authorised_lib{$class_source} = $class_sources->{$class_source}->{'description'};
 348           }
 349                   $value = '';
 350
 351           #---- "true" authorised value
 352       }
 353       else {
 354           push @authorised_values, ""; # unless ( $tagslib->{$tag}->{$subfield}->{mandatory} );
 355           $authorised_values_sth->execute( $tagslib->{$tag}->{$subfield}->{authorised_value} );
 356           while ( my ( $value, $lib ) = $authorised_values_sth->fetchrow_array ) {
 357               push @authorised_values, $value;
 358               $authorised_lib{$value} = $lib;
 359           }
 360           $value="";
 361       }
 362       $subfield_data{marc_value} =CGI::scrolling_list(      # FIXME: factor out scrolling_list
 363           -name     => "field_value",
 364           -values   => \@authorised_values,
 365           -default  => $value,
 366           -labels   => \%authorised_lib,
 367           -override => 1,
 368           -size     => 1,
 369           -multiple => 0,
 370           -tabindex => 1,
 371           -id       => "tag_".$tag."_subfield_".$subfield."_".$index_subfield,
 372           -class    => "input_marceditor",
 373       );
 374     # it's a thesaurus / authority field
 375     }
 376     elsif ( $tagslib->{$tag}->{$subfield}->{authtypecode} ) {
 377         $subfield_data{marc_value} = "<input type=\"text\" $attributes />
 378             <a href=\"#\" class=\"buttonDot\"
 379                 onclick=\"Dopop('/cgi-bin/koha/authorities/auth_finder.pl?authtypecode=".$tagslib->{$tag}->{$subfield}->{authtypecode}."&index=$subfield_data{id}','$subfield_data{id}'); return false;\" title=\"Tag Editor\">...</a>
 380     ";
 381     # it's a plugin field
 382     }
 383     elsif ( $tagslib->{$tag}->{$subfield}->{value_builder} ) {
 384         # opening plugin
 385         my $plugin = C4::Context->intranetdir . "/cataloguing/value_builder/" . $tagslib->{$tag}->{$subfield}->{'value_builder'};
 386         if (do $plugin) {
 387                         my $temp;
 388             my $extended_param = plugin_parameters( $dbh, $temp, $tagslib, $subfield_data{id}, \@loop_data );
 389             my ( $function_name, $javascript ) = plugin_javascript( $dbh, $temp, $tagslib, $subfield_data{id}, \@loop_data );
 390             $subfield_data{marc_value} = qq[<input $attributes
 391                 onfocus="Focus$function_name($subfield_data{random}, '$subfield_data{id}');"
 392                  onblur=" Blur$function_name($subfield_data{random}, '$subfield_data{id}');" />
 393                 <a href="#" class="buttonDot" onclick="Clic$function_name('$subfield_data{id}'); return false;" title="Tag Editor">...</a>
 394                 $javascript];
 395         } else {
 396             warn "Plugin Failed: $plugin";
 397             $subfield_data{marc_value} = "<input $attributes />"; # supply default input form
 398         }
 399     }
 400     elsif ( $tag eq '' ) {       # it's an hidden field
 401         $subfield_data{marc_value} = qq(<input type="hidden" $attributes />);
 402     }
 403     elsif ( $tagslib->{$tag}->{$subfield}->{'hidden'} ) {   # FIXME: shouldn't input type be "hidden" ?
 404         $subfield_data{marc_value} = qq(<input type="text" $attributes />);
 405     }
 406     elsif ( length($value) > 100
 407             or (C4::Context->preference("marcflavour") eq "UNIMARC" and
 408                   300 <= $tag && $tag < 400 && $subfield eq 'a' )
 409             or (C4::Context->preference("marcflavour") eq "MARC21"  and
 410                   500 <= $tag && $tag < 600                     )
 411           ) {
 412         # oversize field (textarea)
 413         $subfield_data{marc_value} = "<textarea $attributes_no_value>$value</textarea>\n";
 414     } else {
 415         # it's a standard field
 416          $subfield_data{marc_value} = "<input $attributes />";
 417     }
 418 #   $subfield_data{marc_value}="<input type=\"text\" name=\"field_value\">";
 419     push (@loop_data, \%subfield_data);
 420     $i++
 421   }
 422 } # -- End foreach tag
 423
 424
 425     # what's the next op ? it's what we are not in : an add if we're editing, otherwise, and edit.
 426     $template->param(item => \@loop_data);
 427     if (@notfoundbarcodes) {
 428         my @notfoundbarcodesloop = map{{barcode=>$_}}@notfoundbarcodes;
 429         $template->param(notfoundbarcodes => \@notfoundbarcodesloop);
 430     }
 431     $nextop="action"
 432 } # -- End action="show"
 433
 434 $template->param(%$items_display_hashref) if $items_display_hashref;
 435 $template->param(
 436     op      => $nextop,
 437     $op => 1,
 438 );
 439
 440 if ($op eq "action") {
 441
 442     #my @not_deleted_loop = map{{itemnumber=>$_}}@not_deleted;
 443
 444     $template->param(
 445         not_deleted_items => $not_deleted_items,
 446         deleted_items => $deleted_items,
 447         delete_records => $del_records,
 448         deleted_records => $deleted_records,
 449         not_deleted_loop => \@not_deleted
 450     );
 451 }
 452
 453 foreach my $error (@errors) {
 454     $template->param($error => 1);
 455 }
 456 output_html_with_http_headers $input, $cookie, $template->output;
 457 exit;
 458
 459
 460 # ---------------- Functions
 461
 462 sub BuildItemsData{
 463         my @itemnumbers=@_;
 464                 # now, build existiing item list
 465                 my %witness; #---- stores the list of subfields used at least once, with the "meaning" of the code
 466                 my @big_array;
 467                 #---- finds where items.itemnumber is stored
 468                 my (  $itemtagfield,   $itemtagsubfield) = &GetMarcFromKohaField("items.itemnumber", "");
 469                 my ($branchtagfield, $branchtagsubfield) = &GetMarcFromKohaField("items.homebranch", "");
 470                 foreach my $itemnumber (@itemnumbers){
 471                         my $itemdata=GetItem($itemnumber);
 472                         my $itemmarc=Item2Marc($itemdata);
 473                         my %this_row;
 474                         foreach my $field (grep {$_->tag() eq $itemtagfield} $itemmarc->fields()) {
 475                                 # loop through each subfield
 476                                 my $itembranchcode=$field->subfield($branchtagsubfield);
 477                                 if ($itembranchcode && C4::Context->preference("IndependantBranches")) {
 478                                                 #verifying rights
 479                                                 my $userenv = C4::Context->userenv();
 480                                                 unless (($userenv->{'flags'} == 1) or (($userenv->{'branch'} eq $itembranchcode))){
 481                                                                 $this_row{'nomod'}=1;
 482                                                 }
 483                                 }
 484                                 my $tag=$field->tag();
 485                                 foreach my $subfield ($field->subfields) {
 486                                         my ($subfcode,$subfvalue)=@$subfield;
 487                                         next if ($tagslib->{$tag}->{$subfcode}->{tab} ne 10
 488                                                         && $tag        ne $itemtagfield
 489                                                         && $subfcode   ne $itemtagsubfield);
 490
 491                                         $witness{$subfcode} = $tagslib->{$tag}->{$subfcode}->{lib} if ($tagslib->{$tag}->{$subfcode}->{tab}  eq 10);
 492                                         if ($tagslib->{$tag}->{$subfcode}->{tab}  eq 10) {
 493                                                 $this_row{$subfcode}=GetAuthorisedValueDesc( $tag,
 494                                                                         $subfcode, $subfvalue, '', $tagslib)
 495                                                                         || $subfvalue;
 496                                         }
 497
 498                                         $this_row{itemnumber} = $subfvalue if ($tag eq $itemtagfield && $subfcode eq $itemtagsubfield);
 499                                 }
 500                         }
 501
 502             # grab title, author, and ISBN to identify bib that the item
 503             # belongs to in the display
 504                          my $biblio=GetBiblioData($$itemdata{biblionumber});
 505             $this_row{title} = $biblio->{title};
 506             $this_row{author} = $biblio->{author};
 507             $this_row{isbn} = $biblio->{isbn};
 508             $this_row{biblionumber} = $biblio->{biblionumber};
 509
 510                         if (%this_row) {
 511                                 push(@big_array, \%this_row);
 512                         }
 513                 }
 514                 @big_array = sort {$a->{0} cmp $b->{0}} @big_array;
 515
 516                 # now, construct template !
 517                 # First, the existing items for display
 518                 my @item_value_loop;
 519                 my @witnesscodessorted=sort keys %witness;
 520                 for my $row ( @big_array ) {
 521                         my %row_data;
 522                         my @item_fields = map +{ field => $_ || '' }, @$row{ @witnesscodessorted };
 523                         $row_data{item_value} = [ @item_fields ];
 524                         $row_data{itemnumber} = $row->{itemnumber};
 525                         #reporting this_row values
 526                         $row_data{'nomod'} = $row->{'nomod'};
 527       $row_data{bibinfo} = $row->{bibinfo};
 528       $row_data{author} = $row->{author};
 529       $row_data{title} = $row->{title};
 530       $row_data{isbn} = $row->{isbn};
 531       $row_data{biblionumber} = $row->{biblionumber};
 532                         push(@item_value_loop,\%row_data);
 533                 }
 534                 my @header_loop=map { { header_value=> $witness{$_}} } @witnesscodessorted;
 535
 536         return { item_loop        => \@item_value_loop, item_header_loop => \@header_loop };
 537 }
 538
 539 #BE WARN : it is not the general case
 540 # This function can be OK in the item marc record special case
 541 # Where subfield is not repeated
 542 # And where we are sure that field should correspond
 543 # And $tag>10
 544 sub UpdateMarcWith {
 545   my ($marcfrom,$marcto)=@_;
 546   #warn "FROM :",$marcfrom->as_formatted;
 547         my (  $itemtag,   $itemtagsubfield) = &GetMarcFromKohaField("items.itemnumber", "");
 548         my $fieldfrom=$marcfrom->field($itemtag);
 549         my @fields_to=$marcto->field($itemtag);
 550     foreach my $subfield ($fieldfrom->subfields()){
 551                 foreach my $field_to_update (@fields_to){
 552                     if ($subfield->[1]){
 553                         $field_to_update->update($subfield->[0]=>$subfield->[1]);
 554                     }
 555                     else {
 556                         $field_to_update->delete_subfield(code=> $subfield->[0]);
 557                     }
 558                 }
 559     }
 560   #warn "TO edited:",$marcto->as_formatted;
 561 }
 562
 563 sub find_value {
 564     my ($tagfield,$insubfield,$record) = @_;
 565     my $result;
 566     my $indicator;
 567     foreach my $field ($record->field($tagfield)) {
 568         my @subfields = $field->subfields();
 569         foreach my $subfield (@subfields) {
 570             if (@$subfield[0] eq $insubfield) {
 571                 $result .= @$subfield[1];
 572                 $indicator = $field->indicator(1).$field->indicator(2);
 573             }
 574         }
 575     }
 576     return($indicator,$result);
 577 }
 578
 579 # ----------------------------
 580 # Background functions
 581
 582
 583 sub add_results_to_template {
 584     my $template = shift;
 585     my $results = shift;
 586     $template->param(map { $_ => $results->{$_} } keys %{ $results });
 587 }
 588
 589 sub add_saved_job_results_to_template {
 590     my $template = shift;
 591     my $completedJobID = shift;
 592     my $job = C4::BackgroundJob->fetch($sessionID, $completedJobID);
 593     my $results = $job->results();
 594     add_results_to_template($template, $results);
 595 }
 596
 597 sub put_in_background {
 598     my $job_size = shift;
 599
 600     my $job = C4::BackgroundJob->new($sessionID, "test", $ENV{'SCRIPT_NAME'}, $job_size);
 601     my $jobID = $job->id();
 602
 603     # fork off
 604     if (my $pid = fork) {
 605         # parent
 606         # return job ID as JSON
 607
 608         # prevent parent exiting from
 609         # destroying the kid's database handle
 610         # FIXME: according to DBI doc, this may not work for Oracle
 611         $dbh->{InactiveDestroy}  = 1;
 612
 613         my $reply = CGI->new("");
 614         print $reply->header(-type => 'text/html');
 615         print '{"jobID":"' . $jobID . '"}';
 616         exit 0;
 617     } elsif (defined $pid) {
 618         # child
 619         # close STDOUT to signal to Apache that
 620         # we're now running in the background
 621         close STDOUT;
 622         close STDERR;
 623     } else {
 624         # fork failed, so exit immediately
 625         warn "fork failed while attempting to run $ENV{'SCRIPT_NAME'} as a background job";
 626         exit 0;
 627     }
 628     return $job;
 629 }
 630
 631 sub progress_callback {
 632     my $job = shift;
 633     my $dbh = shift;
 634     return sub {
 635         my $progress = shift;
 636         $job->progress($progress);
 637     }
 638 }
 639
 640