authorities/authorities.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 strict;
  22 use warnings;
  23 use CGI qw ( -utf8 );
  24 use C4::Auth;
  25 use C4::Output;
  26 use C4::AuthoritiesMarc;
  27 use C4::ImportBatch; #GetImportRecordMarc
  28 use C4::Context;
  29 use C4::Koha; # XXX subfield_is_koha_internal_p
  30 use Date::Calc qw(Today);
  31 use MARC::File::USMARC;
  32 use MARC::File::XML;
  33 use C4::Biblio;
  34 use vars qw( $tagslib);
  35 use vars qw( $authorised_values_sth);
  36 use vars qw( $is_a_modif );
  37
  38 my $itemtype; # created here because it can be used in build_authorized_values_list sub
  39 our($authorised_values_sth,$is_a_modif,$usedTagsLib,$mandatory_z3950);
  40
  41 =head1 FUNCTIONS
  42
  43 =over
  44
  45 =item build_authorized_values_list
  46
  47 builds list, depending on authorised value...
  48
  49 =cut
  50
  51 sub MARCfindbreeding_auth {
  52     my ( $id ) = @_;
  53     my ($marc, $encoding) = GetImportRecordMarc($id);
  54     if ($marc) {
  55         my $record = MARC::Record->new_from_usmarc($marc);
  56         if ( !defined(ref($record)) ) {
  57                 return -1;
  58         } else {
  59             return $record, $encoding;
  60         }
  61     } else {
  62         return -1;
  63     }
  64 }
  65
  66 sub build_authorized_values_list {
  67     my ( $tag, $subfield, $value, $dbh, $authorised_values_sth,$index_tag,$index_subfield ) = @_;
  68
  69     my @authorised_values;
  70     my %authorised_lib;
  71
  72
  73     #---- branch
  74     if ( $tagslib->{$tag}->{$subfield}->{'authorised_value'} eq "branches" ) {
  75         my $sth =
  76         $dbh->prepare(
  77             "select branchcode,branchname from branches order by branchname");
  78         $sth->execute;
  79         push @authorised_values, ""
  80         unless ( $tagslib->{$tag}->{$subfield}->{mandatory} );
  81
  82         while ( my ( $branchcode, $branchname ) = $sth->fetchrow_array ) {
  83             push @authorised_values, $branchcode;
  84             $authorised_lib{$branchcode} = $branchname;
  85         }
  86
  87         #----- itemtypes
  88     }
  89     elsif ( $tagslib->{$tag}->{$subfield}->{authorised_value} eq "itemtypes" ) {
  90         my $sth =
  91         $dbh->prepare(
  92             "select itemtype,description from itemtypes order by description");
  93         $sth->execute;
  94         push @authorised_values, ""
  95           unless ( $tagslib->{$tag}->{$subfield}->{mandatory}
  96             && ( $value || $tagslib->{$tag}->{$subfield}->{defaultvalue} ) );
  97
  98         my $itemtype;
  99
 100         while ( my ( $itemtype, $description ) = $sth->fetchrow_array ) {
 101             push @authorised_values, $itemtype;
 102             $authorised_lib{$itemtype} = $description;
 103         }
 104         $value = $itemtype unless ($value);
 105
 106         #---- "true" authorised value
 107     }
 108     else {
 109         $authorised_values_sth->execute(
 110             $tagslib->{$tag}->{$subfield}->{authorised_value} );
 111
 112         push @authorised_values, ""
 113           unless ( $tagslib->{$tag}->{$subfield}->{mandatory}
 114             && ( $value || $tagslib->{$tag}->{$subfield}->{defaultvalue} ) );
 115
 116         while ( my ( $value, $lib ) = $authorised_values_sth->fetchrow_array ) {
 117             push @authorised_values, $value;
 118             $authorised_lib{$value} = $lib;
 119         }
 120     }
 121     return {
 122         type     => 'select',
 123         id       => "tag_".$tag."_subfield_".$subfield."_".$index_tag."_".$index_subfield,
 124         name     => "tag_".$tag."_subfield_".$subfield."_".$index_tag."_".$index_subfield,
 125         values   => \@authorised_values,
 126         labels   => \%authorised_lib,
 127         default  => $value,
 128     };
 129 }
 130
 131
 132 =item create_input
 133
 134 builds the <input ...> entry for a subfield.
 135
 136 =cut
 137
 138 sub create_input {
 139     my ( $tag, $subfield, $value, $index_tag, $tabloop, $rec, $authorised_values_sth,$cgi ) = @_;
 140
 141     my $index_subfield = CreateKey(); # create a specifique key for each subfield
 142
 143     $value =~ s/"/&quot;/g;
 144
 145     # determine maximum length; 9999 bytes per ISO 2709 except for leader and MARC21 008
 146     my $max_length = 9999;
 147     if ($tag eq '000') {
 148         $max_length = 24;
 149     } elsif ($tag eq '008' and C4::Context->preference('marcflavour') eq 'MARC21')  {
 150         $max_length = 40;
 151     }
 152
 153     # if there is no value provided but a default value in parameters, get it
 154     if ($value eq '') {
 155         $value = $tagslib->{$tag}->{$subfield}->{defaultvalue};
 156         if (!defined $value) {
 157             $value = q{};
 158         }
 159
 160         # get today date & replace YYYY, MM, DD if provided in the default value
 161         my ( $year, $month, $day ) = Today();
 162         $month = sprintf( "%02d", $month );
 163         $day   = sprintf( "%02d", $day );
 164         $value =~ s/YYYY/$year/g;
 165         $value =~ s/MM/$month/g;
 166         $value =~ s/DD/$day/g;
 167     }
 168     my $dbh = C4::Context->dbh;
 169
 170     # map '@' as "subfield" label for fixed fields
 171     # to something that's allowed in a div id.
 172     my $id_subfield = $subfield;
 173     $id_subfield = "00" if $id_subfield eq "@";
 174
 175     my %subfield_data = (
 176         tag        => $tag,
 177         subfield   => $id_subfield,
 178         marc_lib   => substr( $tagslib->{$tag}->{$subfield}->{lib}, 0, 22 ),
 179         marc_lib_plain => $tagslib->{$tag}->{$subfield}->{lib},
 180         tag_mandatory  => $tagslib->{$tag}->{mandatory},
 181         mandatory      => $tagslib->{$tag}->{$subfield}->{mandatory},
 182         repeatable     => $tagslib->{$tag}->{$subfield}->{repeatable},
 183         kohafield      => $tagslib->{$tag}->{$subfield}->{kohafield},
 184         index          => $index_tag,
 185         id             => "tag_".$tag."_subfield_".$id_subfield."_".$index_tag."_".$index_subfield,
 186         value          => $value,
 187         random         => CreateKey(),
 188     );
 189
 190     if(exists $mandatory_z3950->{$tag.$subfield}){
 191         $subfield_data{z3950_mandatory} = $mandatory_z3950->{$tag.$subfield};
 192     }
 193
 194     $subfield_data{visibility} = "display:none;"
 195         if (    ($tagslib->{$tag}->{$subfield}->{hidden} % 2 == 1) and $value ne ''
 196             or ($value eq '' and !$tagslib->{$tag}->{$subfield}->{mandatory})
 197         );
 198
 199     # it's an authorised field
 200     if ( $tagslib->{$tag}->{$subfield}->{authorised_value} ) {
 201         $subfield_data{marc_value} =
 202         build_authorized_values_list( $tag, $subfield, $value, $dbh,
 203             $authorised_values_sth,$index_tag,$index_subfield );
 204
 205     # it's a thesaurus / authority field
 206     }
 207     elsif ( $tagslib->{$tag}->{$subfield}->{authtypecode} ) {
 208         $subfield_data{marc_value} = {
 209             type         => 'text1',
 210             id           => $subfield_data{id},
 211             name         => $subfield_data{id},
 212             value        => $value,
 213             authtypecode => $tagslib->{$tag}->{$subfield}->{authtypecode},
 214         };
 215     }
 216     elsif ( $tagslib->{$tag}->{$subfield}->{'value_builder'} ) { # plugin
 217         require Koha::FrameworkPlugin;
 218         my $plugin = Koha::FrameworkPlugin->new({
 219             name => $tagslib->{$tag}->{$subfield}->{'value_builder'},
 220         });
 221         my $pars=  { dbh => $dbh, record => $rec, tagslib =>$tagslib,
 222             id => $subfield_data{id}, tabloop => $tabloop };
 223         $plugin->build( $pars );
 224         if( !$plugin->errstr ) {
 225             $subfield_data{marc_value} = {
 226                 type       => 'text2',
 227                 id        => $subfield_data{id},
 228                 name      => $subfield_data{id},
 229                 value     => $value,
 230                 maxlength => $max_length,
 231                 javascript => $plugin->javascript,
 232                 noclick    => $plugin->noclick,
 233             };
 234         } else { # warn and supply default field
 235             warn $plugin->errstr;
 236             $subfield_data{marc_value} = {
 237                 type      => 'text',
 238                 id        => $subfield_data{id},
 239                 name      => $subfield_data{id},
 240                 value     => $value,
 241                 maxlength => $max_length,
 242             };
 243         }
 244     }
 245     # it's an hidden field
 246     elsif ( $tag eq '' ) {
 247         $subfield_data{marc_value} = {
 248             type      => 'hidden',
 249             id        => $subfield_data{id},
 250             name      => $subfield_data{id},
 251             value     => $value,
 252             maxlength => $max_length,
 253         }
 254     }
 255     elsif ( $tagslib->{$tag}->{$subfield}->{'hidden'} ) {
 256         $subfield_data{marc_value} = {
 257             type => 'text',
 258             id        => $subfield_data{id},
 259             name      => $subfield_data{id},
 260             value     => $value,
 261             maxlength => $max_length,
 262         };
 263
 264         # it's a standard field
 265     }
 266     else {
 267         if (
 268             length($value) > 100
 269             or
 270             ( C4::Context->preference("marcflavour") eq "UNIMARC" && $tag >= 300
 271                 and $tag < 400 && $subfield eq 'a' )
 272             or (    $tag >= 600
 273                 and $tag < 700
 274                 && C4::Context->preference("marcflavour") eq "MARC21" )
 275         )
 276         {
 277             $subfield_data{marc_value} = {
 278                 type => 'textarea',
 279                 id        => $subfield_data{id},
 280                 name      => $subfield_data{id},
 281                 value     => $value,
 282                 maxlength => $max_length,
 283             };
 284
 285         }
 286         else {
 287             $subfield_data{marc_value} = {
 288                 type => 'text',
 289                 id        => $subfield_data{id},
 290                 name      => $subfield_data{id},
 291                 value     => $value,
 292                 maxlength => $max_length,
 293             };
 294
 295         }
 296     }
 297     $subfield_data{'index_subfield'} = $index_subfield;
 298     return \%subfield_data;
 299 }
 300
 301 =item format_indicator
 302
 303 Translate indicator value for output form - specifically, map
 304 indicator = ' ' to ''.  This is for the convenience of a cataloger
 305 using a mouse to select an indicator input.
 306
 307 =cut
 308
 309 sub format_indicator {
 310     my $ind_value = shift;
 311     return '' if not defined $ind_value;
 312     return '' if $ind_value eq ' ';
 313     return $ind_value;
 314 }
 315
 316 =item CreateKey
 317
 318 Create a random value to set it into the input name
 319
 320 =cut
 321
 322 sub CreateKey {
 323     return int(rand(1000000));
 324 }
 325
 326 =item GetMandatoryFieldZ3950
 327
 328     This function return an hashref which containts all mandatory field
 329     to search with z3950 server.
 330
 331 =cut
 332
 333 sub GetMandatoryFieldZ3950 {
 334     my $authtypecode = shift;
 335     if ( C4::Context->preference('marcflavour') eq 'MARC21' ){
 336         return {
 337             '100a' => 'authorpersonal',
 338             '110a' => 'authorcorp',
 339             '111a' => 'authormeetingcon',
 340             '130a' => 'uniformtitle',
 341             '150a' => 'topic',
 342         };
 343     }else{
 344         return {
 345             '200a' => 'authorpersonal',
 346             '210a' => 'authormeetingcon', #210 in UNIMARC is used for both corporation and meeting
 347             '230a' => 'uniformtitle',
 348         };
 349     }
 350 }
 351
 352 sub build_tabs {
 353     my ( $template, $record, $dbh, $encoding,$input ) = @_;
 354
 355     # fill arrays
 356     my @loop_data = ();
 357     my $tag;
 358
 359     my $authorised_values_sth = $dbh->prepare(
 360         "SELECT authorised_value,lib
 361         FROM authorised_values
 362         WHERE category=? ORDER BY lib"
 363     );
 364
 365     # in this array, we will push all the 10 tabs
 366     # to avoid having 10 tabs in the template : they will all be in the same BIG_LOOP
 367     my @BIG_LOOP;
 368     my %seen;
 369     my @tab_data; # all tags to display
 370
 371     foreach my $used ( keys %$tagslib ){
 372         push @tab_data,$used if not $seen{$used};
 373         $seen{$used}++;
 374     }
 375
 376     my $max_num_tab=9;
 377     # loop through each tab 0 through 9
 378     for ( my $tabloop = 0 ; $tabloop <= $max_num_tab ; $tabloop++ ) {
 379         my @loop_data = (); #innerloop in the template.
 380         my $i = 0;
 381         foreach my $tag (sort @tab_data) {
 382             $i++;
 383             next if ! $tag;
 384             my ($indicator1, $indicator2);
 385             my $index_tag = CreateKey;
 386
 387             # if MARC::Record is not empty =>use it as master loop, then add missing subfields that should be in the tab.
 388             # if MARC::Record is empty => use tab as master loop.
 389             if ( $record != -1 && ( $record->field($tag) || $tag eq '000' ) ) {
 390                 my @fields;
 391                 if ( $tag ne '000' ) {
 392                                 @fields = $record->field($tag);
 393                 }
 394                 else {
 395                 push @fields, $record->leader(); # if tag == 000
 396                 }
 397                 # loop through each field
 398                 foreach my $field (@fields) {
 399
 400                     my @subfields_data;
 401                     if ( $tag < 10 ) {
 402                         my ( $value, $subfield );
 403                         if ( $tag ne '000' ) {
 404                             $value    = $field->data();
 405                             $subfield = "@";
 406                         }
 407                         else {
 408                             $value    = $field;
 409                             $subfield = '@';
 410                         }
 411                         next if ( $tagslib->{$tag}->{$subfield}->{tab} ne $tabloop );
 412                         push(
 413                             @subfields_data,
 414                             &create_input(
 415                                 $tag, $subfield, $value, $index_tag, $tabloop, $record,
 416                                 $authorised_values_sth,$input
 417                             )
 418                         );
 419                     }
 420                     else {
 421                         my @subfields = $field->subfields();
 422                         foreach my $subfieldcount ( 0 .. $#subfields ) {
 423                             my $subfield = $subfields[$subfieldcount][0];
 424                             my $value    = $subfields[$subfieldcount][1];
 425                             next if ( length $subfield != 1 );
 426                             next if ( $tagslib->{$tag}->{$subfield}->{tab} ne $tabloop );
 427                             push(
 428                                 @subfields_data,
 429                                 &create_input(
 430                                     $tag, $subfield, $value, $index_tag, $tabloop,
 431                                     $record, $authorised_values_sth,$input
 432                                 )
 433                             );
 434                         }
 435                     }
 436
 437                     # now, loop again to add parameter subfield that are not in the MARC::Record
 438                     foreach my $subfield ( sort( keys %{ $tagslib->{$tag} } ) )
 439                     {
 440                         next if ( length $subfield != 1 );
 441                         next if ( $tagslib->{$tag}->{$subfield}->{tab} ne $tabloop );
 442                         next if ( $tag < 10 );
 443                         next
 444                         if ( ( $tagslib->{$tag}->{$subfield}->{hidden} <= -4 )
 445                             or ( $tagslib->{$tag}->{$subfield}->{hidden} >= 5 )
 446                         );    #check for visibility flag
 447                         next if ( defined( $field->subfield($subfield) ) );
 448                         push(
 449                             @subfields_data,
 450                             &create_input(
 451                                 $tag, $subfield, '', $index_tag, $tabloop, $record,
 452                                 $authorised_values_sth,$input
 453                             )
 454                         );
 455                     }
 456                     if ( $#subfields_data >= 0 ) {
 457                         # build the tag entry.
 458                         # note that the random() field is mandatory. Otherwise, on repeated fields, you'll
 459                         # have twice the same "name" value, and cgi->param() will return only one, making
 460                         # all subfields to be merged in a single field.
 461                         my %tag_data = (
 462                             tag           => $tag,
 463                             index         => $index_tag,
 464                             tag_lib       => $tagslib->{$tag}->{lib},
 465                             repeatable       => $tagslib->{$tag}->{repeatable},
 466                             mandatory       => $tagslib->{$tag}->{mandatory},
 467                             subfield_loop => \@subfields_data,
 468                             fixedfield    => ($tag < 10)?(1):(0),
 469                             random        => CreateKey,
 470                         );
 471                         if ($tag >= 10){ # no indicator for theses tag
 472                             $tag_data{indicator1} = format_indicator($field->indicator(1)),
 473                             $tag_data{indicator2} = format_indicator($field->indicator(2)),
 474                         }
 475                         push( @loop_data, \%tag_data );
 476                     }
 477                 } # foreach $field end
 478
 479             # if breeding is empty
 480             }
 481             else {
 482                 my @subfields_data;
 483                 foreach my $subfield ( sort( keys %{ $tagslib->{$tag} } ) ) {
 484                     next if ( length $subfield != 1 );
 485                     next if ( ( $tagslib->{$tag}->{$subfield}->{hidden} <= -5 )
 486                                 or ( $tagslib->{$tag}->{$subfield}->{hidden} >= 4 ) )
 487                             ;    #check for visibility flag
 488                     next if ( $tagslib->{$tag}->{$subfield}->{tab} ne $tabloop );
 489                     push(
 490                         @subfields_data,
 491                         &create_input(
 492                             $tag, $subfield, '', $index_tag, $tabloop, $record,
 493                             $authorised_values_sth,$input
 494                         )
 495                     );
 496                 }
 497                 if ( $#subfields_data >= 0 ) {
 498                     my %tag_data = (
 499                         tag              => $tag,
 500                         index            => $index_tag,
 501                         tag_lib          => $tagslib->{$tag}->{lib},
 502                         repeatable       => $tagslib->{$tag}->{repeatable},
 503                         mandatory       => $tagslib->{$tag}->{mandatory},
 504                         indicator1       => $indicator1,
 505                         indicator2       => $indicator2,
 506                         subfield_loop    => \@subfields_data,
 507                         tagfirstsubfield => $subfields_data[0],
 508                         fixedfield       => ($tag < 10)?(1):(0)
 509                     );
 510
 511                     push @loop_data, \%tag_data ;
 512                 }
 513             }
 514         }
 515         if ( $#loop_data >= 0 ) {
 516             push @BIG_LOOP, {
 517                 number    => $tabloop,
 518                 innerloop => \@loop_data,
 519             };
 520         }
 521     }
 522     $template->param( BIG_LOOP => \@BIG_LOOP );
 523 }
 524
 525
 526 sub build_hidden_data {
 527     # build hidden data =>
 528     # we store everything, even if we show only requested subfields.
 529
 530     my @loop_data =();
 531     my $i=0;
 532     foreach my $tag (keys %{$tagslib}) {
 533         my $previous_tag = '';
 534
 535         # loop through each subfield
 536         foreach my $subfield (keys %{$tagslib->{$tag}}) {
 537             next if ($subfield eq 'lib');
 538             next if ($subfield eq 'tab');
 539             next if ($subfield eq 'mandatory');
 540                 next if ($subfield eq 'repeatable');
 541             next if ($tagslib->{$tag}->{$subfield}->{'tab'}  ne "-1");
 542             my %subfield_data;
 543             $subfield_data{marc_lib}=$tagslib->{$tag}->{$subfield}->{lib};
 544             $subfield_data{marc_mandatory}=$tagslib->{$tag}->{$subfield}->{mandatory};
 545             $subfield_data{marc_repeatable}=$tagslib->{$tag}->{$subfield}->{repeatable};
 546             $subfield_data{marc_value} = {
 547                 type => 'hidden_simple',
 548                 name => 'field_value[]',
 549             };
 550             push(@loop_data, \%subfield_data);
 551             $i++
 552         }
 553     }
 554 }
 555
 556 =back
 557
 558 =cut
 559
 560
 561 # ========================
 562 #          MAIN
 563 #=========================
 564 my $input = new CGI;
 565 my $z3950 = $input->param('z3950');
 566 my $error = $input->param('error');
 567 my $authid=$input->param('authid'); # if authid exists, it's a modif, not a new authority.
 568 my $op = $input->param('op');
 569 my $nonav = $input->param('nonav');
 570 my $myindex = $input->param('index');
 571 my $linkid=$input->param('linkid');
 572 my $authtypecode = $input->param('authtypecode');
 573 my $breedingid    = $input->param('breedingid');
 574
 575 my $dbh = C4::Context->dbh;
 576 if(!$authtypecode) {
 577   $authtypecode = $authid? &GetAuthTypeCode($authid): '';
 578 }
 579
 580 my ($template, $loggedinuser, $cookie)
 581     = get_template_and_user({template_name => "authorities/authorities.tt",
 582                             query => $input,
 583                             type => "intranet",
 584                             authnotrequired => 0,
 585                             flagsrequired => {editauthorities => 1},
 586                             debug => 1,
 587                             });
 588 $template->param(nonav   => $nonav,index=>$myindex,authtypecode=>$authtypecode,breedingid=>$breedingid,);
 589
 590 $tagslib = GetTagsLabels(1,$authtypecode);
 591 $mandatory_z3950 = GetMandatoryFieldZ3950($authtypecode);
 592
 593 my $record=-1;
 594 my $encoding="";
 595 if (($authid) && !($breedingid)){
 596     $record = GetAuthority($authid);
 597 }
 598 if ($breedingid) {
 599     ( $record, $encoding ) = MARCfindbreeding_auth( $breedingid );
 600 }
 601
 602 my ($oldauthnumtagfield,$oldauthnumtagsubfield);
 603 my ($oldauthtypetagfield,$oldauthtypetagsubfield);
 604 $is_a_modif=0;
 605 if ($authid) {
 606     $is_a_modif=1;
 607     ($oldauthnumtagfield,$oldauthnumtagsubfield) = &GetAuthMARCFromKohaField("auth_header.authid",$authtypecode);
 608     ($oldauthtypetagfield,$oldauthtypetagsubfield) = &GetAuthMARCFromKohaField("auth_header.authtypecode",$authtypecode);
 609 }
 610 $op ||= q{};
 611 #------------------------------------------------------------------------------------------------------------------------------
 612 if ($op eq "add") {
 613 #------------------------------------------------------------------------------------------------------------------------------
 614     # rebuild
 615     my @tags = $input->param('tag');
 616     my @subfields = $input->param('subfield');
 617     my @values = $input->param('field_value');
 618     # build indicator hash.
 619     my @ind_tag = $input->param('ind_tag');
 620     my @indicator = $input->param('indicator');
 621     my $record = TransformHtmlToMarc($input);
 622
 623     my ($duplicateauthid,$duplicateauthvalue);
 624      ($duplicateauthid,$duplicateauthvalue) = FindDuplicateAuthority($record,$authtypecode) if ($op eq "add") && (!$is_a_modif);
 625     my $confirm_not_duplicate = $input->param('confirm_not_duplicate');
 626     # it is not a duplicate (determined either by Koha itself or by user checking it's not a duplicate)
 627     if (!$duplicateauthid or $confirm_not_duplicate) {
 628         if ($is_a_modif ) {
 629             ModAuthority($authid,$record,$authtypecode);
 630         } else {
 631             ($authid) = AddAuthority($record,$authid,$authtypecode);
 632         }
 633         if ($myindex) {
 634             print $input->redirect("blinddetail-biblio-search.pl?authid=$authid&index=$myindex");
 635         } else {
 636             print $input->redirect("detail.pl?authid=$authid");
 637         }
 638         exit;
 639     } else {
 640     # it may be a duplicate, warn the user and do nothing
 641         build_tabs($template, $record, $dbh, $encoding,$input);
 642         build_hidden_data;
 643         $template->param(authid =>$authid,
 644                         duplicateauthid     => $duplicateauthid,
 645                         duplicateauthvalue  => $duplicateauthvalue->{'authorized'}->[0]->{'heading'},
 646                         );
 647     }
 648 } elsif ($op eq "delete") {
 649 #------------------------------------------------------------------------------------------------------------------------------
 650         &DelAuthority($authid);
 651         if ($nonav){
 652             print $input->redirect("auth_finder.pl");
 653         }else{
 654             print $input->redirect("authorities-home.pl?authid=0");
 655         }
 656                 exit;
 657 } else {
 658 if ($op eq "duplicate")
 659         {
 660                 $authid = "";
 661         }
 662         build_tabs ($template, $record, $dbh,$encoding,$input);
 663         build_hidden_data;
 664         $template->param(oldauthtypetagfield=>$oldauthtypetagfield, oldauthtypetagsubfield=>$oldauthtypetagsubfield,
 665                         oldauthnumtagfield=>$oldauthnumtagfield, oldauthnumtagsubfield=>$oldauthnumtagsubfield,
 666                         authid                      => $authid , authtypecode=>$authtypecode,   );
 667 }
 668
 669 $template->param(authid                       => $authid,
 670                  authtypecode => $authtypecode,
 671                  linkid=>$linkid,
 672 );
 673
 674 my $authtypes = getauthtypes;
 675 my @authtypesloop;
 676 foreach my $thisauthtype (keys %$authtypes) {
 677     my %row =(value => $thisauthtype,
 678                 selected => $thisauthtype eq $authtypecode,
 679                 authtypetext => $authtypes->{$thisauthtype}{'authtypetext'},
 680             );
 681     push @authtypesloop, \%row;
 682 }
 683
 684 $template->param(authtypesloop => \@authtypesloop,
 685                 authtypetext => $authtypes->{$authtypecode}{'authtypetext'},
 686                 hide_marc => C4::Context->preference('hide_marc'),
 687                 );
 688 output_html_with_http_headers $input, $cookie, $template->output;