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 C4::Members;
  37 use MARC::File::XML;
  38 use List::MoreUtils qw/uniq/;
  39
  40 my $input = new CGI;
  41 my $dbh = C4::Context->dbh;
  42 my $error        = $input->param('error');
  43 my @itemnumbers  = $input->param('itemnumber');
  44 my $biblionumber = $input->param('biblionumber');
  45 my $op           = $input->param('op');
  46 my $del          = $input->param('del');
  47 my $del_records  = $input->param('del_records');
  48 my $completedJobID = $input->param('completedJobID');
  49 my $runinbackground = $input->param('runinbackground');
  50 my $src          = $input->param('src');
  51 my $use_default_values = $input->param('use_default_values');
  52
  53 my $template_name;
  54 my $template_flag;
  55 if (!defined $op) {
  56     $template_name = "tools/batchMod.tt";
  57     $template_flag = { tools => '*' };
  58     $op = q{};
  59 } else {
  60     $template_name = ($del) ? "tools/batchMod-del.tt" : "tools/batchMod-edit.tt";
  61     $template_flag = ($del) ? { tools => 'items_batchdel' }   : { tools => 'items_batchmod' };
  62 }
  63
  64
  65 my ($template, $loggedinuser, $cookie)
  66     = get_template_and_user({template_name => $template_name,
  67                  query => $input,
  68                  type => "intranet",
  69                  authnotrequired => 0,
  70                  flagsrequired => $template_flag,
  71                  });
  72
  73 # Does the user have a limited item edition permission?
  74 my $uid = GetMember( borrowernumber => $loggedinuser )->{userid} if ($loggedinuser) ;
  75 my $limitededition = haspermission($uid,  {'tools' => 'items_limited_batchmod'}) if ($uid);
  76 # In case user is a superlibrarian, edition is not limited
  77 $limitededition = 0 if ($limitededition != 0 && $limitededition->{'superlibrarian'} eq 1);
  78
  79 my $today_iso = C4::Dates->today('iso');
  80 $template->param(today_iso => $today_iso);
  81 $template->param(del       => $del);
  82
  83 my $itemrecord;
  84 my $nextop="";
  85 my @errors; # store errors found while checking data BEFORE saving item.
  86 my $items_display_hashref;
  87 my $tagslib = &GetMarcStructure(1);
  88
  89 my $deleted_items = 0;     # Number of deleted items
  90 my $deleted_records = 0;   # Number of deleted records ( with no items attached )
  91 my $not_deleted_items = 0; # Number of items that could not be deleted
  92 my @not_deleted;           # List of the itemnumbers that could not be deleted
  93 my $modified_items = 0;    # Numbers of modified items
  94 my $modified_fields = 0;   # Numbers of modified fields
  95
  96 my %cookies = parse CGI::Cookie($cookie);
  97 my $sessionID = $cookies{'CGISESSID'}->value;
  98
  99
 100 #--- ----------------------------------------------------------------------------
 101 if ($op eq "action") {
 102 #-------------------------------------------------------------------------------
 103     my @tags      = $input->param('tag');
 104     my @subfields = $input->param('subfield');
 105     my @values    = $input->param('field_value');
 106     my @disabled  = $input->param('disable_input');
 107     # build indicator hash.
 108     my @ind_tag   = $input->param('ind_tag');
 109     my @indicator = $input->param('indicator');
 110
 111     # Is there something to modify ?
 112     # TODO : We shall use this var to warn the user in case no modification was done to the items
 113     my $values_to_modify = scalar(grep {!/^$/} @values);
 114     my $values_to_blank  = scalar(@disabled);
 115     my $marcitem;
 116
 117     # Once the job is done
 118     if ($completedJobID) {
 119         # If we have a reasonable amount of items, we display them
 120     if (scalar(@itemnumbers) <= ( C4::Context->preference("MaxItemsForBatch") // 1000 ) ) {
 121             $items_display_hashref=BuildItemsData(@itemnumbers);
 122         } else {
 123             # Else, we only display the barcode
 124             my @simple_items_display = map {{ itemnumber => $_, barcode => (GetBarcodeFromItemnumber($_) or ""), biblionumber => (GetBiblionumberFromItemnumber($_) or "") }} @itemnumbers;
 125             $template->param("simple_items_display" => \@simple_items_display);
 126         }
 127
 128         # Setting the job as done
 129         my $job = C4::BackgroundJob->fetch($sessionID, $completedJobID);
 130
 131         # Calling the template
 132         add_saved_job_results_to_template($template, $completedJobID);
 133
 134     } else {
 135     # While the job is getting done
 136
 137         # Job size is the number of items we have to process
 138         my $job_size = scalar(@itemnumbers);
 139         my $job = undef;
 140
 141         # If we asked for background processing
 142         if ($runinbackground) {
 143             $job = put_in_background($job_size);
 144         }
 145
 146         #initializing values for updates
 147         my (  $itemtagfield,   $itemtagsubfield) = &GetMarcFromKohaField("items.itemnumber", "");
 148         if ($values_to_modify){
 149             my $xml = TransformHtmlToXml(\@tags,\@subfields,\@values,\@indicator,\@ind_tag, 'ITEM');
 150             $marcitem = MARC::Record::new_from_xml($xml, 'UTF-8');
 151         }
 152         if ($values_to_blank){
 153             foreach my $disabledsubf (@disabled){
 154                 if ($marcitem && $marcitem->field($itemtagfield)){
 155                     $marcitem->field($itemtagfield)->update( $disabledsubf => "" );
 156                 }
 157                 else {
 158                     $marcitem = MARC::Record->new();
 159                     $marcitem->append_fields( MARC::Field->new( $itemtagfield, '', '', $disabledsubf => "" ) );
 160                 }
 161             }
 162         }
 163
 164         # For each item
 165         my $i = 1;
 166         foreach my $itemnumber(@itemnumbers){
 167
 168                 $job->progress($i) if $runinbackground;
 169                 my $itemdata = GetItem($itemnumber);
 170         if ( $del ){
 171                         my $return = DelItemCheck(C4::Context->dbh, $itemdata->{'biblionumber'}, $itemdata->{'itemnumber'});
 172                         if ($return == 1) {
 173                             $deleted_items++;
 174                         } else {
 175                             $not_deleted_items++;
 176                             push @not_deleted,
 177                                 { biblionumber => $itemdata->{'biblionumber'},
 178                                   itemnumber => $itemdata->{'itemnumber'},
 179                                   barcode => $itemdata->{'barcode'},
 180                                   title => $itemdata->{'title'},
 181                                   $return => 1
 182                                 };
 183                         }
 184
 185                         # If there are no items left, delete the biblio
 186                         if ( $del_records ) {
 187                             my $itemscount = GetItemsCount($itemdata->{'biblionumber'});
 188                             if ( $itemscount == 0 ) {
 189                                 my $error = DelBiblio($itemdata->{'biblionumber'});
 190                                 $deleted_records++ unless ( $error );
 191                             }
 192                         }
 193                 } else {
 194             if ($values_to_modify || $values_to_blank) {
 195                 my $localmarcitem = Item2Marc($itemdata);
 196
 197                 my $modified = UpdateMarcWith( $marcitem, $localmarcitem );
 198                 if ( $modified ) {
 199                     eval {
 200                         if ( my $item = ModItemFromMarc( $localmarcitem, $itemdata->{biblionumber}, $itemnumber ) ) {
 201                             LostItem($itemnumber, 'MARK RETURNED') if $item->{itemlost};
 202                         }
 203                     };
 204                 }
 205                 if ( $runinbackground ) {
 206                     $modified_items++ if $modified;
 207                     $modified_fields += $modified;
 208                     $job->set({
 209                         modified_items  => $modified_items,
 210                         modified_fields => $modified_fields,
 211                     });
 212                 }
 213                     }
 214                 }
 215                 $i++;
 216         }
 217     }
 218 }
 219 #
 220 #-------------------------------------------------------------------------------
 221 # build screen with existing items. and "new" one
 222 #-------------------------------------------------------------------------------
 223
 224 if ($op eq "show"){
 225     my $filefh = $input->upload('uploadfile');
 226     my $filecontent = $input->param('filecontent');
 227     my @notfoundbarcodes;
 228
 229     my @contentlist;
 230     if ($filefh){
 231         while (my $content=<$filefh>){
 232             $content =~ s/[\r\n]*$//;
 233             push @contentlist, $content if $content;
 234         }
 235
 236         if ($filecontent eq 'barcode_file') {
 237             foreach my $barcode (@contentlist) {
 238
 239                 my $itemnumber = GetItemnumberFromBarcode($barcode);
 240                 if ($itemnumber) {
 241                     push @itemnumbers,$itemnumber;
 242                 } else {
 243                     push @notfoundbarcodes, $barcode;
 244                 }
 245             }
 246         }
 247         elsif ( $filecontent eq 'itemid_file') {
 248             @itemnumbers = @contentlist;
 249         }
 250     } else {
 251         if (defined $biblionumber){
 252             my @all_items = GetItemsInfo( $biblionumber );
 253             foreach my $itm (@all_items) {
 254                 push @itemnumbers, $itm->{itemnumber};
 255             }
 256         }
 257         if ( my $list=$input->param('barcodelist')){
 258             push my @barcodelist, uniq( split(/\s\n/, $list) );
 259
 260             foreach my $barcode (@barcodelist) {
 261
 262                 my $itemnumber = GetItemnumberFromBarcode($barcode);
 263                 if ($itemnumber) {
 264                     push @itemnumbers,$itemnumber;
 265                 } else {
 266                     push @notfoundbarcodes, $barcode;
 267                 }
 268             }
 269
 270         }
 271     }
 272
 273     # Flag to tell the template there are valid results, hidden or not
 274     if(scalar(@itemnumbers) > 0){ $template->param("itemresults" => 1); }
 275     # Only display the items if there are no more than pref MaxItemsForBatch
 276     if (scalar(@itemnumbers) <= ( C4::Context->preference("MaxItemsForBatch") // 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 $branches = GetBranchesLoop();  # 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 $nochange_branch = { branchname => '', value => '', selected => 1 };
 298 unshift (@$branches, $nochange_branch);
 299
 300 my $pref_itemcallnumber = C4::Context->preference('itemcallnumber');
 301
 302 # Getting list of subfields to keep when limited batchmod edit is enabled
 303 my $subfieldsToAllowForBatchmod = C4::Context->preference('SubfieldsToAllowForLimitedBatchmod');
 304 my @subfieldsToAllow = split(/ /, $subfieldsToAllowForBatchmod);
 305
 306 foreach my $tag (sort keys %{$tagslib}) {
 307     # loop through each subfield
 308     foreach my $subfield (sort keys %{$tagslib->{$tag}}) {
 309         next if subfield_is_koha_internal_p($subfield);
 310         next if ($limitededition && !grep { $tag . '$' . $subfield eq $_ } @subfieldsToAllow );
 311         next if ($tagslib->{$tag}->{$subfield}->{'tab'} ne "10");
 312         # barcode and stocknumber are not meant to be batch-modified
 313         next if $tagslib->{$tag}->{$subfield}->{'kohafield'} eq 'items.barcode';
 314         next if $tagslib->{$tag}->{$subfield}->{'kohafield'} eq 'items.stocknumber';
 315         my %subfield_data;
 316
 317         my $index_subfield = int(rand(1000000));
 318         if ($subfield eq '@'){
 319             $subfield_data{id} = "tag_".$tag."_subfield_00_".$index_subfield;
 320         } else {
 321             $subfield_data{id} = "tag_".$tag."_subfield_".$subfield."_".$index_subfield;
 322         }
 323         $subfield_data{tag}        = $tag;
 324         $subfield_data{subfield}   = $subfield;
 325         $subfield_data{random}     = int(rand(1000000));    # why do we need 2 different randoms?
 326     #   $subfield_data{marc_lib}   = $tagslib->{$tag}->{$subfield}->{lib};
 327         $subfield_data{marc_lib}   ="<span id=\"error$i\" title=\"".$tagslib->{$tag}->{$subfield}->{lib}."\">".$tagslib->{$tag}->{$subfield}->{lib}."</span>";
 328         $subfield_data{mandatory}  = $tagslib->{$tag}->{$subfield}->{mandatory};
 329         $subfield_data{repeatable} = $tagslib->{$tag}->{$subfield}->{repeatable};
 330         my ($x,$value);
 331         $value =~ s/"/&quot;/g;
 332    if ( !$value && $use_default_values) {
 333             $value = $tagslib->{$tag}->{$subfield}->{defaultvalue};
 334             # get today date & replace YYYY, MM, DD if provided in the default value
 335             my ( $year, $month, $day ) = split ',', $today_iso;     # FIXME: iso dates don't have commas!
 336             $value =~ s/YYYY/$year/g;
 337             $value =~ s/MM/$month/g;
 338             $value =~ s/DD/$day/g;
 339         }
 340         $subfield_data{visibility} = "display:none;" if (($tagslib->{$tag}->{$subfield}->{hidden} > 4) || ($tagslib->{$tag}->{$subfield}->{hidden} < -4));
 341     # testing branch value if IndependentBranches.
 342
 343         if ( $tagslib->{$tag}->{$subfield}->{authorised_value} ) {
 344         my @authorised_values;
 345         my %authorised_lib;
 346         # builds list, depending on authorised value...
 347
 348         if ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "branches" ) {
 349             foreach my $thisbranch (@$branches) {
 350                 push @authorised_values, $thisbranch->{value};
 351                 $authorised_lib{$thisbranch->{value}} = $thisbranch->{branchname};
 352             }
 353         $value = "";
 354         }
 355         elsif ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "itemtypes" ) {
 356             push @authorised_values, "";
 357             my $sth = $dbh->prepare("select itemtype,description from itemtypes order by description");
 358             $sth->execute;
 359             while ( my ( $itemtype, $description ) = $sth->fetchrow_array ) {
 360                 push @authorised_values, $itemtype;
 361                 $authorised_lib{$itemtype} = $description;
 362             }
 363         $value = "";
 364
 365           #---- class_sources
 366       }
 367       elsif ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "cn_source" ) {
 368           push @authorised_values, "" unless ( $tagslib->{$tag}->{$subfield}->{mandatory} );
 369
 370           my $class_sources = GetClassSources();
 371           my $default_source = C4::Context->preference("DefaultClassificationSource");
 372
 373           foreach my $class_source (sort keys %$class_sources) {
 374               next unless $class_sources->{$class_source}->{'used'} or
 375                           ($value and $class_source eq $value)      or
 376                           ($class_source eq $default_source);
 377               push @authorised_values, $class_source;
 378               $authorised_lib{$class_source} = $class_sources->{$class_source}->{'description'};
 379           }
 380                   $value = '';
 381
 382           #---- "true" authorised value
 383       }
 384       else {
 385           push @authorised_values, ""; # unless ( $tagslib->{$tag}->{$subfield}->{mandatory} );
 386           $authorised_values_sth->execute( $tagslib->{$tag}->{$subfield}->{authorised_value}, $branch_limit ? $branch_limit : () );
 387           while ( my ( $value, $lib ) = $authorised_values_sth->fetchrow_array ) {
 388               push @authorised_values, $value;
 389               $authorised_lib{$value} = $lib;
 390           }
 391           $value="";
 392       }
 393         $subfield_data{marc_value} = {
 394             type    => 'select',
 395             id      => "tag_".$tag."_subfield_".$subfield."_".$index_subfield,
 396             name    => "field_value",
 397             values  => \@authorised_values,
 398             labels  => \%authorised_lib,
 399             default => $value,
 400         };
 401     # it's a thesaurus / authority field
 402     }
 403     elsif ( $tagslib->{$tag}->{$subfield}->{authtypecode} ) {
 404         $subfield_data{marc_value} = {
 405             type         => 'text1',
 406             id           => $subfield_data{id},
 407             value        => $value,
 408             authtypecode => $tagslib->{$tag}->{$subfield}->{authtypecode},
 409         }
 410     # it's a plugin field
 411     }
 412     elsif ( $tagslib->{$tag}->{$subfield}->{value_builder} ) {
 413         # opening plugin
 414         my $plugin = C4::Context->intranetdir . "/cataloguing/value_builder/" . $tagslib->{$tag}->{$subfield}->{'value_builder'};
 415         if (do $plugin) {
 416                         my $temp;
 417             my $extended_param = plugin_parameters( $dbh, $temp, $tagslib, $subfield_data{id}, \@loop_data );
 418             my ( $function_name, $javascript ) = plugin_javascript( $dbh, $temp, $tagslib, $subfield_data{id}, \@loop_data );
 419             $subfield_data{marc_value} = {
 420                 type       => 'text2',
 421                 id         => $subfield_data{id},
 422                 value      => $value,
 423                 function   => $function_name,
 424                 random     => $subfield_data{random},
 425                 javascript => $javascript,
 426             };
 427         } else {
 428             warn "Plugin Failed: $plugin";
 429             $subfield_data{marc_value} = {                                      # supply default input form
 430                 type       => 'text',
 431                 id         => $subfield_data{id},
 432                 value      => $value,
 433             };
 434         }
 435     }
 436     elsif ( $tag eq '' ) {       # it's an hidden field
 437             $subfield_data{marc_value} = {
 438                 type       => 'hidden',
 439                 id         => $subfield_data{id},
 440                 value      => $value,
 441             };
 442     }
 443     elsif ( $tagslib->{$tag}->{$subfield}->{'hidden'} ) {   # FIXME: shouldn't input type be "hidden" ?
 444         $subfield_data{marc_value} = {
 445                 type       => 'text',
 446                 id         => $subfield_data{id},
 447                 value      => $value,
 448         };
 449     }
 450     elsif ( length($value) > 100
 451             or (C4::Context->preference("marcflavour") eq "UNIMARC" and
 452                   300 <= $tag && $tag < 400 && $subfield eq 'a' )
 453             or (C4::Context->preference("marcflavour") eq "MARC21"  and
 454                   500 <= $tag && $tag < 600                     )
 455           ) {
 456         # oversize field (textarea)
 457         $subfield_data{marc_value} = {
 458                 type       => 'textarea',
 459                 id         => $subfield_data{id},
 460                 value      => $value,
 461         };
 462     } else {
 463         # it's a standard field
 464         $subfield_data{marc_value} = {
 465                 type       => 'text',
 466                 id         => $subfield_data{id},
 467                 value      => $value,
 468         };
 469     }
 470 #   $subfield_data{marc_value}="<input type=\"text\" name=\"field_value\">";
 471     push (@loop_data, \%subfield_data);
 472     $i++
 473   }
 474 } # -- End foreach tag
 475 $authorised_values_sth->finish;
 476
 477
 478
 479     # what's the next op ? it's what we are not in : an add if we're editing, otherwise, and edit.
 480     $template->param(item => \@loop_data);
 481     if (@notfoundbarcodes) {
 482         my @notfoundbarcodesloop = map{{barcode=>$_}}@notfoundbarcodes;
 483         $template->param(notfoundbarcodes => \@notfoundbarcodesloop);
 484     }
 485     $nextop="action"
 486 } # -- End action="show"
 487
 488 $template->param(%$items_display_hashref) if $items_display_hashref;
 489 $template->param(
 490     op      => $nextop,
 491 );
 492 $template->param( $op => 1 ) if $op;
 493
 494 if ($op eq "action") {
 495
 496     #my @not_deleted_loop = map{{itemnumber=>$_}}@not_deleted;
 497
 498     $template->param(
 499         not_deleted_items => $not_deleted_items,
 500         deleted_items => $deleted_items,
 501         delete_records => $del_records,
 502         deleted_records => $deleted_records,
 503         not_deleted_loop => \@not_deleted
 504     );
 505 }
 506
 507 foreach my $error (@errors) {
 508     $template->param($error => 1) if $error;
 509 }
 510 $template->param(src => $src);
 511 $template->param(biblionumber => $biblionumber);
 512 output_html_with_http_headers $input, $cookie, $template->output;
 513 exit;
 514
 515
 516 # ---------------- Functions
 517
 518 sub BuildItemsData{
 519         my @itemnumbers=@_;
 520                 # now, build existiing item list
 521                 my %witness; #---- stores the list of subfields used at least once, with the "meaning" of the code
 522                 my @big_array;
 523                 #---- finds where items.itemnumber is stored
 524                 my (  $itemtagfield,   $itemtagsubfield) = &GetMarcFromKohaField("items.itemnumber", "");
 525                 my ($branchtagfield, $branchtagsubfield) = &GetMarcFromKohaField("items.homebranch", "");
 526                 foreach my $itemnumber (@itemnumbers){
 527                         my $itemdata=GetItem($itemnumber);
 528                         my $itemmarc=Item2Marc($itemdata);
 529                         my %this_row;
 530                         foreach my $field (grep {$_->tag() eq $itemtagfield} $itemmarc->fields()) {
 531                                 # loop through each subfield
 532                                 my $itembranchcode=$field->subfield($branchtagsubfield);
 533                 if ($itembranchcode && C4::Context->preference("IndependentBranches")) {
 534                                                 #verifying rights
 535                                                 my $userenv = C4::Context->userenv();
 536                         unless (C4::Context->IsSuperLibrarian() or (($userenv->{'branch'} eq $itembranchcode))){
 537                                                                 $this_row{'nomod'}=1;
 538                                                 }
 539                                 }
 540                                 my $tag=$field->tag();
 541                                 foreach my $subfield ($field->subfields) {
 542                                         my ($subfcode,$subfvalue)=@$subfield;
 543                                         next if ($tagslib->{$tag}->{$subfcode}->{tab} ne 10
 544                                                         && $tag        ne $itemtagfield
 545                                                         && $subfcode   ne $itemtagsubfield);
 546
 547                                         $witness{$subfcode} = $tagslib->{$tag}->{$subfcode}->{lib} if ($tagslib->{$tag}->{$subfcode}->{tab}  eq 10);
 548                                         if ($tagslib->{$tag}->{$subfcode}->{tab}  eq 10) {
 549                                                 $this_row{$subfcode}=GetAuthorisedValueDesc( $tag,
 550                                                                         $subfcode, $subfvalue, '', $tagslib)
 551                                                                         || $subfvalue;
 552                                         }
 553
 554                                         $this_row{itemnumber} = $subfvalue if ($tag eq $itemtagfield && $subfcode eq $itemtagsubfield);
 555                                 }
 556                         }
 557
 558             # grab title, author, and ISBN to identify bib that the item
 559             # belongs to in the display
 560                          my $biblio=GetBiblioData($$itemdata{biblionumber});
 561             $this_row{title} = $biblio->{title};
 562             $this_row{author} = $biblio->{author};
 563             $this_row{isbn} = $biblio->{isbn};
 564             $this_row{biblionumber} = $biblio->{biblionumber};
 565
 566                         if (%this_row) {
 567                                 push(@big_array, \%this_row);
 568                         }
 569                 }
 570                 @big_array = sort {$a->{0} cmp $b->{0}} @big_array;
 571
 572                 # now, construct template !
 573                 # First, the existing items for display
 574                 my @item_value_loop;
 575                 my @witnesscodessorted=sort keys %witness;
 576                 for my $row ( @big_array ) {
 577                         my %row_data;
 578                         my @item_fields = map +{ field => $_ || '' }, @$row{ @witnesscodessorted };
 579                         $row_data{item_value} = [ @item_fields ];
 580                         $row_data{itemnumber} = $row->{itemnumber};
 581                         #reporting this_row values
 582                         $row_data{'nomod'} = $row->{'nomod'};
 583       $row_data{bibinfo} = $row->{bibinfo};
 584       $row_data{author} = $row->{author};
 585       $row_data{title} = $row->{title};
 586       $row_data{isbn} = $row->{isbn};
 587       $row_data{biblionumber} = $row->{biblionumber};
 588       my $is_on_loan = C4::Circulation::IsItemIssued( $row->{itemnumber} );
 589       $row_data{onloan} = $is_on_loan ? 1 : 0;
 590                         push(@item_value_loop,\%row_data);
 591                 }
 592                 my @header_loop=map { { header_value=> $witness{$_}} } @witnesscodessorted;
 593
 594         return { item_loop        => \@item_value_loop, item_header_loop => \@header_loop };
 595 }
 596
 597 #BE WARN : it is not the general case
 598 # This function can be OK in the item marc record special case
 599 # Where subfield is not repeated
 600 # And where we are sure that field should correspond
 601 # And $tag>10
 602 sub UpdateMarcWith {
 603   my ($marcfrom,$marcto)=@_;
 604     my (  $itemtag,   $itemtagsubfield) = &GetMarcFromKohaField("items.itemnumber", "");
 605     my $fieldfrom=$marcfrom->field($itemtag);
 606     my @fields_to=$marcto->field($itemtag);
 607     my $modified = 0;
 608     foreach my $subfield ( $fieldfrom->subfields() ) {
 609         foreach my $field_to_update ( @fields_to ) {
 610             if ( $subfield->[1] ) {
 611                 unless ( $field_to_update->subfield($subfield->[0]) eq $subfield->[1] ) {
 612                     $modified++;
 613                     $field_to_update->update( $subfield->[0] => $subfield->[1] );
 614                 }
 615             }
 616             else {
 617                 $modified++;
 618                 $field_to_update->delete_subfield( code => $subfield->[0] );
 619             }
 620         }
 621     }
 622     return $modified;
 623 }
 624
 625 sub find_value {
 626     my ($tagfield,$insubfield,$record) = @_;
 627     my $result;
 628     my $indicator;
 629     foreach my $field ($record->field($tagfield)) {
 630         my @subfields = $field->subfields();
 631         foreach my $subfield (@subfields) {
 632             if (@$subfield[0] eq $insubfield) {
 633                 $result .= @$subfield[1];
 634                 $indicator = $field->indicator(1).$field->indicator(2);
 635             }
 636         }
 637     }
 638     return($indicator,$result);
 639 }
 640
 641 # ----------------------------
 642 # Background functions
 643
 644
 645 sub add_results_to_template {
 646     my $template = shift;
 647     my $results = shift;
 648     $template->param(map { $_ => $results->{$_} } keys %{ $results });
 649 }
 650
 651 sub add_saved_job_results_to_template {
 652     my $template = shift;
 653     my $completedJobID = shift;
 654     my $job = C4::BackgroundJob->fetch($sessionID, $completedJobID);
 655     my $results = $job->results();
 656     add_results_to_template($template, $results);
 657
 658     my $fields = $job->get("modified_fields");
 659     my $items = $job->get("modified_items");
 660     $template->param(
 661         modified_items => $items,
 662         modified_fields => $fields,
 663     );
 664 }
 665
 666 sub put_in_background {
 667     my $job_size = shift;
 668
 669     my $job = C4::BackgroundJob->new($sessionID, "test", $ENV{'SCRIPT_NAME'}, $job_size);
 670     my $jobID = $job->id();
 671
 672     # fork off
 673     if (my $pid = fork) {
 674         # parent
 675         # return job ID as JSON
 676
 677         # prevent parent exiting from
 678         # destroying the kid's database handle
 679         # FIXME: according to DBI doc, this may not work for Oracle
 680         $dbh->{InactiveDestroy}  = 1;
 681
 682         my $reply = CGI->new("");
 683         print $reply->header(-type => 'text/html');
 684         print '{"jobID":"' . $jobID . '"}';
 685         exit 0;
 686     } elsif (defined $pid) {
 687         # child
 688         # close STDOUT to signal to Apache that
 689         # we're now running in the background
 690         close STDOUT;
 691         close STDERR;
 692     } else {
 693         # fork failed, so exit immediately
 694         warn "fork failed while attempting to run $ENV{'SCRIPT_NAME'} as a background job";
 695         exit 0;
 696     }
 697     return $job;
 698 }
 699
 700
 701