C4/AuthoritiesMarc.pm

   1 package C4::AuthoritiesMarc;
   2 # Copyright 2000-2002 Katipo Communications
   3 #
   4 # This file is part of Koha.
   5 #
   6 # Koha is free software; you can redistribute it and/or modify it under the
   7 # terms of the GNU General Public License as published by the Free Software
   8 # Foundation; either version 2 of the License, or (at your option) any later
   9 # version.
  10 #
  11 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  12 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  13 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License along
  16 # with Koha; if not, write to the Free Software Foundation, Inc.,
  17 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18
  19 use strict;
  20 use warnings;
  21 use C4::Context;
  22 use MARC::Record;
  23 use C4::Biblio;
  24 use C4::Search;
  25 use C4::AuthoritiesMarc::MARC21;
  26 use C4::AuthoritiesMarc::UNIMARC;
  27 use C4::Charset;
  28 use C4::Log;
  29
  30 use vars qw($VERSION @ISA @EXPORT);
  31
  32 BEGIN {
  33         # set the version for version checking
  34         $VERSION = 3.01;
  35
  36         require Exporter;
  37         @ISA = qw(Exporter);
  38         @EXPORT = qw(
  39             &GetTagsLabels
  40             &GetAuthType
  41             &GetAuthTypeCode
  42         &GetAuthMARCFromKohaField
  43
  44         &AddAuthority
  45         &ModAuthority
  46         &DelAuthority
  47         &GetAuthority
  48         &GetAuthorityXML
  49
  50         &CountUsage
  51         &CountUsageChildren
  52         &SearchAuthorities
  53
  54         &BuildSummary
  55         &BuildUnimarcHierarchies
  56         &BuildUnimarcHierarchy
  57
  58         &merge
  59         &FindDuplicateAuthority
  60
  61         &GuessAuthTypeCode
  62         &GuessAuthId
  63         );
  64 }
  65
  66
  67 =head1 NAME
  68
  69 C4::AuthoritiesMarc
  70
  71 =head2 GetAuthMARCFromKohaField
  72
  73   ( $tag, $subfield ) = &GetAuthMARCFromKohaField ($kohafield,$authtypecode);
  74
  75 returns tag and subfield linked to kohafield
  76
  77 Comment :
  78 Suppose Kohafield is only linked to ONE subfield
  79
  80 =cut
  81
  82 sub GetAuthMARCFromKohaField {
  83 #AUTHfind_marc_from_kohafield
  84   my ( $kohafield,$authtypecode ) = @_;
  85   my $dbh=C4::Context->dbh;
  86   return 0, 0 unless $kohafield;
  87   $authtypecode="" unless $authtypecode;
  88   my $marcfromkohafield;
  89   my $sth = $dbh->prepare("select tagfield,tagsubfield from auth_subfield_structure where kohafield= ? and authtypecode=? ");
  90   $sth->execute($kohafield,$authtypecode);
  91   my ($tagfield,$tagsubfield) = $sth->fetchrow;
  92
  93   return  ($tagfield,$tagsubfield);
  94 }
  95
  96 =head2 SearchAuthorities
  97
  98   (\@finalresult, $nbresults)= &SearchAuthorities($tags, $and_or,
  99      $excluding, $operator, $value, $offset,$length,$authtypecode,
 100      $sortby[, $skipmetadata])
 101
 102 returns ref to array result and count of results returned
 103
 104 =cut
 105
 106 sub SearchAuthorities {
 107     my ($tags, $and_or, $excluding, $operator, $value, $offset,$length,$authtypecode,$sortby,$skipmetadata) = @_;
 108     # warn Dumper($tags, $and_or, $excluding, $operator, $value, $offset,$length,$authtypecode,$sortby);
 109     my $dbh=C4::Context->dbh;
 110     if (C4::Context->preference('NoZebra')) {
 111
 112         #
 113         # build the query
 114         #
 115         my $query;
 116         my @auths=split / /,$authtypecode ;
 117         foreach my  $auth (@auths){
 118             $query .="AND auth_type= $auth ";
 119         }
 120         $query =~ s/^AND //;
 121         my $dosearch;
 122         for(my $i = 0 ; $i <= $#{$value} ; $i++)
 123         {
 124             if (@$value[$i]){
 125                 if (@$tags[$i] =~/mainentry|mainmainentry/) {
 126                     $query .= qq( AND @$tags[$i] );
 127                 } else {
 128                     $query .=" AND ";
 129                 }
 130                 if (@$operator[$i] eq 'is') {
 131                     $query.=(@$tags[$i]?"=":""). '"'.@$value[$i].'"';
 132                 }elsif (@$operator[$i] eq "="){
 133                     $query.=(@$tags[$i]?"=":""). '"'.@$value[$i].'"';
 134                 }elsif (@$operator[$i] eq "start"){
 135                     $query.=(@$tags[$i]?"=":"").'"'.@$value[$i].'%"';
 136                 } else {
 137                     $query.=(@$tags[$i]?"=":"").'"'.@$value[$i].'%"';
 138                 }
 139                 $dosearch=1;
 140             }#if value
 141         }
 142         #
 143         # do the query (if we had some search term
 144         #
 145         if ($dosearch) {
 146 #             warn "QUERY : $query";
 147             my $result = C4::Search::NZanalyse($query,'authorityserver');
 148 #             warn "result : $result";
 149             my %result;
 150             foreach (split /;/,$result) {
 151                 my ($authid,$title) = split /,/,$_;
 152                 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
 153                 # and we don't want to get only 1 result for each of them !!!
 154                 # hint & speed improvement : we can order without reading the record
 155                 # so order, and read records only for the requested page !
 156                 $result{$title.$authid}=$authid;
 157             }
 158             # sort the hash and return the same structure as GetRecords (Zebra querying)
 159             my @listresult = ();
 160             my $numbers=0;
 161             if ($sortby eq 'HeadingDsc') { # sort by mainmainentry desc
 162                 foreach my $key (sort {$b cmp $a} (keys %result)) {
 163                     push @listresult, $result{$key};
 164 #                     warn "push..."$#finalresult;
 165                     $numbers++;
 166                 }
 167             } else { # sort by mainmainentry ASC
 168                 foreach my $key (sort (keys %result)) {
 169                     push @listresult, $result{$key};
 170 #                     warn "push..."$#finalresult;
 171                     $numbers++;
 172                 }
 173             }
 174             # limit the $results_per_page to result size if it's more
 175             $length = $numbers-$offset if $numbers < ($offset+$length);
 176             # for the requested page, replace authid by the complete record
 177             # speed improvement : avoid reading too much things
 178             my @finalresult;
 179             for (my $counter=$offset;$counter<=$offset+$length-1;$counter++) {
 180 #                 $finalresult[$counter] = GetAuthority($finalresult[$counter])->as_usmarc;
 181                 my $separator=C4::Context->preference('authoritysep');
 182                 my $authrecord =GetAuthority($listresult[$counter]);
 183                 my $authid=$listresult[$counter];
 184                 my $summary=BuildSummary($authrecord,$authid,$authtypecode);
 185                 my $query_auth_tag = "SELECT auth_tag_to_report FROM auth_types WHERE authtypecode=?";
 186                 my $sth = $dbh->prepare($query_auth_tag);
 187                 $sth->execute($authtypecode);
 188                 my $auth_tag_to_report = $sth->fetchrow;
 189                 my %newline;
 190                 $newline{used}=CountUsage($authid);
 191                 $newline{summary} = $summary;
 192                 $newline{authid} = $authid;
 193                 $newline{even} = $counter % 2;
 194                 push @finalresult, \%newline;
 195             }
 196             return (\@finalresult, $numbers);
 197         } else {
 198             return;
 199         }
 200     } else {
 201         my $query;
 202         my $attr;
 203             # the marclist may contain "mainentry". In this case, search the tag_to_report, that depends on
 204             # the authtypecode. Then, search on $a of this tag_to_report
 205             # also store main entry MARC tag, to extract it at end of search
 206         my $mainentrytag;
 207         ##first set the authtype search and may be multiple authorities
 208         my $n=0;
 209         my @authtypecode;
 210         my @auths=split / /,$authtypecode ;
 211         foreach my  $auth (@auths){
 212             $query .=" \@attr 1=authtype \@attr 5=100 ".$auth; ##No truncation on authtype
 213             push @authtypecode ,$auth;
 214             $n++;
 215         }
 216         if ($n>1){
 217             while ($n>1){$query= "\@or ".$query;$n--;}
 218         }
 219
 220         my $dosearch;
 221         my $and=" \@and " ;
 222         my $q2;
 223         my $attr_cnt = 0;
 224         for(my $i = 0 ; $i <= $#{$value} ; $i++)
 225         {
 226             if (@$value[$i]){
 227                 if ( @$tags[$i] eq "mainmainentry" ) {
 228                     $attr = " \@attr 1=Heading-Main ";
 229                 }
 230                 elsif ( @$tags[$i] eq "mainentry" ) {
 231                     $attr = " \@attr 1=Heading ";
 232                 }
 233                 elsif ( @$tags[$i] eq "any" ) {
 234                     $attr = " \@attr 1=Any ";
 235                 }
 236                 elsif ( @$tags[$i] eq "match" ) {
 237                     $attr = " \@attr 1=Match ";
 238                 }
 239                 elsif ( @$tags[$i] eq "match-heading" ) {
 240                     $attr = " \@attr 1=Match-heading ";
 241                 }
 242                 elsif ( @$tags[$i] eq "see-from" ) {
 243                     $attr = " \@attr 1=Match-heading-see-from ";
 244                 }
 245                 elsif ( @$tags[$i] eq "thesaurus" ) {
 246                     $attr = " \@attr 1=Subject-heading-thesaurus ";
 247                 }
 248                 if ( @$operator[$i] eq 'is' ) {
 249                     $attr .= " \@attr 4=1  \@attr 5=100 "
 250                       ; ##Phrase, No truncation,all of subfield field must match
 251                 }
 252                 elsif ( @$operator[$i] eq "=" ) {
 253                     $attr .= " \@attr 4=107 ";    #Number Exact match
 254                 }
 255                 elsif ( @$operator[$i] eq "start" ) {
 256                     $attr .= " \@attr 3=2 \@attr 4=1 \@attr 5=1 "
 257                       ;    #Firstinfield Phrase, Right truncated
 258                 }
 259                 elsif ( @$operator[$i] eq "exact" ) {
 260                     $attr .= " \@attr 4=1  \@attr 5=100 \@attr 6=3 "
 261                       ; ##Phrase, No truncation,all of subfield field must match
 262                 }
 263                 else {
 264                     $attr .= " \@attr 5=1 \@attr 4=6 "
 265                       ;    ## Word list, right truncated, anywhere
 266                 }
 267                 @$value[$i] =~ s/"/\\"/g; # Escape the double-quotes in the search value
 268                 $attr =$attr."\"".@$value[$i]."\"";
 269                 $q2 .=$attr;
 270                 $dosearch=1;
 271                 ++$attr_cnt;
 272             }#if value
 273         }
 274         ##Add how many queries generated
 275         if (defined $query && $query=~/\S+/){
 276           $query= $and x $attr_cnt . $query . (defined $q2 ? $q2 : '');
 277         } else {
 278           $query= $q2;
 279         }
 280         ## Adding order
 281         #$query=' @or  @attr 7=2 @attr 1=Heading 0 @or  @attr 7=1 @attr 1=Heading 1'.$query if ($sortby eq "HeadingDsc");
 282         my $orderstring;
 283         if ($sortby eq 'HeadingAsc') {
 284             $orderstring = '@attr 7=1 @attr 1=Heading 0';
 285         } elsif ($sortby eq 'HeadingDsc') {
 286             $orderstring = '@attr 7=2 @attr 1=Heading 0';
 287         } elsif ($sortby eq 'AuthidAsc') {
 288             $orderstring = '@attr 7=1 @attr 1=Local-Number 0';
 289         } elsif ($sortby eq 'AuthidDsc') {
 290             $orderstring = '@attr 7=2 @attr 1=Local-Number 0';
 291         }
 292         $query=($query?$query:"\@attr 1=_ALLRECORDS \@attr 2=103 ''");
 293         $query="\@or $orderstring $query" if $orderstring;
 294
 295         $offset=0 unless $offset;
 296         my $counter = $offset;
 297         $length=10 unless $length;
 298         my @oAuth;
 299         my $i;
 300         $oAuth[0]=C4::Context->Zconn("authorityserver" , 1);
 301         my $Anewq= new ZOOM::Query::PQF($query,$oAuth[0]);
 302         my $oAResult;
 303         $oAResult= $oAuth[0]->search($Anewq) ;
 304         while (($i = ZOOM::event(\@oAuth)) != 0) {
 305             my $ev = $oAuth[$i-1]->last_event();
 306             last if $ev == ZOOM::Event::ZEND;
 307         }
 308         my($error, $errmsg, $addinfo, $diagset) = $oAuth[0]->error_x();
 309         if ($error) {
 310             warn  "oAuth error: $errmsg ($error) $addinfo $diagset\n";
 311             goto NOLUCK;
 312         }
 313
 314         my $nbresults;
 315         $nbresults=$oAResult->size();
 316         my $nremains=$nbresults;
 317         my @result = ();
 318         my @finalresult = ();
 319
 320         if ($nbresults>0){
 321
 322         ##Find authid and linkid fields
 323         ##we may be searching multiple authoritytypes.
 324         ## FIXME this assumes that all authid and linkid fields are the same for all authority types
 325         # my ($authidfield,$authidsubfield)=GetAuthMARCFromKohaField($dbh,"auth_header.authid",$authtypecode[0]);
 326         # my ($linkidfield,$linkidsubfield)=GetAuthMARCFromKohaField($dbh,"auth_header.linkid",$authtypecode[0]);
 327             while (($counter < $nbresults) && ($counter < ($offset + $length))) {
 328
 329             ##Here we have to extract MARC record and $authid from ZEBRA AUTHORITIES
 330             my $rec=$oAResult->record($counter);
 331             my $marcdata=$rec->raw();
 332             my $authrecord;
 333             my $separator=C4::Context->preference('authoritysep');
 334             $authrecord = MARC::File::USMARC::decode($marcdata);
 335             my $authid=$authrecord->field('001')->data();
 336             my %newline;
 337             $newline{authid} = $authid;
 338             if ( !$skipmetadata ) {
 339                 my $summary =
 340                   BuildSummary( $authrecord, $authid, $authtypecode );
 341                 my $query_auth_tag =
 342 "SELECT auth_tag_to_report FROM auth_types WHERE authtypecode=?";
 343                 my $sth = $dbh->prepare($query_auth_tag);
 344                 $sth->execute($authtypecode);
 345                 my $auth_tag_to_report = $sth->fetchrow;
 346                 my $reported_tag;
 347                 my $mainentry = $authrecord->field($auth_tag_to_report);
 348                 if ($mainentry) {
 349
 350                     foreach ( $mainentry->subfields() ) {
 351                         $reported_tag .= '$' . $_->[0] . $_->[1];
 352                     }
 353                 }
 354                 $newline{summary}      = $summary;
 355                 $newline{even}         = $counter % 2;
 356                 $newline{reported_tag} = $reported_tag;
 357             }
 358             $counter++;
 359             push @finalresult, \%newline;
 360             }## while counter
 361             ###
 362             if (! $skipmetadata) {
 363                 for (my $z=0; $z<@finalresult; $z++){
 364                     my  $count=CountUsage($finalresult[$z]{authid});
 365                     $finalresult[$z]{used}=$count;
 366                 }# all $z's
 367             }
 368
 369         }## if nbresult
 370         NOLUCK:
 371         $oAResult->destroy();
 372         # $oAuth[0]->destroy();
 373
 374         return (\@finalresult, $nbresults);
 375     }
 376 }
 377
 378 =head2 CountUsage
 379
 380   $count= &CountUsage($authid)
 381
 382 counts Usage of Authid in bibliorecords.
 383
 384 =cut
 385
 386 sub CountUsage {
 387     my ($authid) = @_;
 388     if (C4::Context->preference('NoZebra')) {
 389         # Read the index Koha-Auth-Number for this authid and count the lines
 390         my $result = C4::Search::NZanalyse("an=$authid");
 391         my @tab = split /;/,$result;
 392         return scalar @tab;
 393     } else {
 394         ### ZOOM search here
 395         my $query;
 396         $query= "an=".$authid;
 397                 my ($err,$res,$result) = C4::Search::SimpleSearch($query,0,10);
 398         if ($err) {
 399             warn "Error: $err from search $query";
 400             $result = 0;
 401         }
 402
 403         return $result;
 404     }
 405 }
 406
 407 =head2 CountUsageChildren
 408
 409   $count= &CountUsageChildren($authid)
 410
 411 counts Usage of narrower terms of Authid in bibliorecords.
 412
 413 =cut
 414
 415 sub CountUsageChildren {
 416   my ($authid) = @_;
 417 }
 418
 419 =head2 GetAuthTypeCode
 420
 421   $authtypecode= &GetAuthTypeCode($authid)
 422
 423 returns authtypecode of an authid
 424
 425 =cut
 426
 427 sub GetAuthTypeCode {
 428 #AUTHfind_authtypecode
 429   my ($authid) = @_;
 430   my $dbh=C4::Context->dbh;
 431   my $sth = $dbh->prepare("select authtypecode from auth_header where authid=?");
 432   $sth->execute($authid);
 433   my $authtypecode = $sth->fetchrow;
 434   return $authtypecode;
 435 }
 436
 437 =head2 GuessAuthTypeCode
 438
 439   my $authtypecode = GuessAuthTypeCode($record);
 440
 441 Get the record and tries to guess the adequate authtypecode from its content.
 442
 443 =cut
 444
 445 sub GuessAuthTypeCode {
 446     my ($record) = @_;
 447     return unless defined $record;
 448 my $heading_fields = {
 449     "MARC21"=>{
 450         '100'=>{authtypecode=>'PERSO_NAME'},
 451         '110'=>{authtypecode=>'CORPO_NAME'},
 452         '111'=>{authtypecode=>'MEETI_NAME'},
 453         '130'=>{authtypecode=>'UNIF_TITLE'},
 454         '148'=>{authtypecode=>'CHRON_TERM'},
 455         '150'=>{authtypecode=>'TOPIC_TERM'},
 456         '151'=>{authtypecode=>'GEOGR_NAME'},
 457         '155'=>{authtypecode=>'GENRE/FORM'},
 458         '180'=>{authtypecode=>'GEN_SUBDIV'},
 459         '181'=>{authtypecode=>'GEO_SUBDIV'},
 460         '182'=>{authtypecode=>'CHRON_SUBD'},
 461         '185'=>{authtypecode=>'FORM_SUBD'},
 462     },
 463 #200 Personal name      700, 701, 702 4-- with embedded 700, 701, 702 600
 464 #                    604 with embedded 700, 701, 702
 465 #210 Corporate or meeting name  710, 711, 712 4-- with embedded 710, 711, 712 601 604 with embedded 710, 711, 712
 466 #215 Territorial or geographic name     710, 711, 712 4-- with embedded 710, 711, 712 601, 607 604 with embedded 710, 711, 712
 467 #216 Trademark  716 [Reserved for future use]
 468 #220 Family name        720, 721, 722 4-- with embedded 720, 721, 722 602 604 with embedded 720, 721, 722
 469 #230 Title      500 4-- with embedded 500 605
 470 #240 Name and title (embedded 200, 210, 215, or 220 and 230)    4-- with embedded 7-- and 500 7--  604 with embedded 7-- and 500 500
 471 #245 Name and collective title (embedded 200, 210, 215, or 220 and 235)         4-- with embedded 7-- and 501 604 with embedded 7-- and 501 7-- 501
 472 #250 Topical subject    606
 473 #260 Place access       620
 474 #280 Form, genre or physical characteristics    608
 475 #
 476 #
 477 # Could also be represented with :
 478 #leader position 9
 479 #a = personal name entry
 480 #b = corporate name entry
 481 #c = territorial or geographical name
 482 #d = trademark
 483 #e = family name
 484 #f = uniform title
 485 #g = collective uniform title
 486 #h = name/title
 487 #i = name/collective uniform title
 488 #j = topical subject
 489 #k = place access
 490 #l = form, genre or physical characteristics
 491     "UNIMARC"=>{
 492         '200'=>{authtypecode=>'NP'},
 493         '210'=>{authtypecode=>'CO'},
 494         '215'=>{authtypecode=>'SNG'},
 495         '216'=>{authtypecode=>'TM'},
 496         '220'=>{authtypecode=>'FAM'},
 497         '230'=>{authtypecode=>'TU'},
 498         '235'=>{authtypecode=>'CO_UNI_TI'},
 499         '240'=>{authtypecode=>'SAUTTIT'},
 500         '245'=>{authtypecode=>'NAME_COL'},
 501         '250'=>{authtypecode=>'SNC'},
 502         '260'=>{authtypecode=>'PA'},
 503         '280'=>{authtypecode=>'GENRE/FORM'},
 504     }
 505 };
 506     foreach my $field (keys %{$heading_fields->{uc(C4::Context->preference('marcflavour'))} }) {
 507        return $heading_fields->{uc(C4::Context->preference('marcflavour'))}->{$field}->{'authtypecode'} if (defined $record->field($field));
 508     }
 509     return;
 510 }
 511
 512 =head2 GuessAuthId
 513
 514   my $authtid = GuessAuthId($record);
 515
 516 Get the record and tries to guess the adequate authtypecode from its content.
 517
 518 =cut
 519
 520 sub GuessAuthId {
 521     my ($record) = @_;
 522     return unless ($record && $record->field('001'));
 523 #    my $authtypecode=GuessAuthTypeCode($record);
 524 #    my ($tag,$subfield)=GetAuthMARCFromKohaField("auth_header.authid",$authtypecode);
 525 #    if ($tag > 010) {return $record->subfield($tag,$subfield)}
 526 #    else {return $record->field($tag)->data}
 527     return $record->field('001')->data;
 528 }
 529
 530 =head2 GetTagsLabels
 531
 532   $tagslabel= &GetTagsLabels($forlibrarian,$authtypecode)
 533
 534 returns a ref to hashref of authorities tag and subfield structure.
 535
 536 tagslabel usage :
 537
 538   $tagslabel->{$tag}->{$subfield}->{'attribute'}
 539
 540 where attribute takes values in :
 541
 542   lib
 543   tab
 544   mandatory
 545   repeatable
 546   authorised_value
 547   authtypecode
 548   value_builder
 549   kohafield
 550   seealso
 551   hidden
 552   isurl
 553   link
 554
 555 =cut
 556
 557 sub GetTagsLabels {
 558   my ($forlibrarian,$authtypecode)= @_;
 559   my $dbh=C4::Context->dbh;
 560   $authtypecode="" unless $authtypecode;
 561   my $sth;
 562   my $libfield = ($forlibrarian == 1)? 'liblibrarian' : 'libopac';
 563
 564
 565   # check that authority exists
 566   $sth=$dbh->prepare("SELECT count(*) FROM auth_tag_structure WHERE authtypecode=?");
 567   $sth->execute($authtypecode);
 568   my ($total) = $sth->fetchrow;
 569   $authtypecode="" unless ($total >0);
 570   $sth= $dbh->prepare(
 571 "SELECT auth_tag_structure.tagfield,auth_tag_structure.liblibrarian,auth_tag_structure.libopac,auth_tag_structure.mandatory,auth_tag_structure.repeatable
 572  FROM auth_tag_structure
 573  WHERE authtypecode=?
 574  ORDER BY tagfield"
 575     );
 576
 577   $sth->execute($authtypecode);
 578   my ( $liblibrarian, $libopac, $tag, $res, $tab, $mandatory, $repeatable );
 579
 580   while ( ( $tag, $liblibrarian, $libopac, $mandatory, $repeatable ) = $sth->fetchrow ) {
 581         $res->{$tag}->{lib}        = ($forlibrarian or !$libopac)?$liblibrarian:$libopac;
 582         $res->{$tag}->{tab}        = " ";            # XXX
 583         $res->{$tag}->{mandatory}  = $mandatory;
 584         $res->{$tag}->{repeatable} = $repeatable;
 585   }
 586   $sth=      $dbh->prepare(
 587 "SELECT tagfield,tagsubfield,liblibrarian,libopac,tab, mandatory, repeatable,authorised_value,frameworkcode as authtypecode,value_builder,kohafield,seealso,hidden,isurl
 588 FROM auth_subfield_structure
 589 WHERE authtypecode=?
 590 ORDER BY tagfield,tagsubfield"
 591     );
 592     $sth->execute($authtypecode);
 593
 594     my $subfield;
 595     my $authorised_value;
 596     my $value_builder;
 597     my $kohafield;
 598     my $seealso;
 599     my $hidden;
 600     my $isurl;
 601     my $link;
 602
 603     while (
 604         ( $tag,         $subfield,   $liblibrarian,   , $libopac,      $tab,
 605         $mandatory,     $repeatable, $authorised_value, $authtypecode,
 606         $value_builder, $kohafield,  $seealso,          $hidden,
 607         $isurl,            $link )
 608         = $sth->fetchrow
 609       )
 610     {
 611         $res->{$tag}->{$subfield}->{lib}              = ($forlibrarian or !$libopac)?$liblibrarian:$libopac;
 612         $res->{$tag}->{$subfield}->{tab}              = $tab;
 613         $res->{$tag}->{$subfield}->{mandatory}        = $mandatory;
 614         $res->{$tag}->{$subfield}->{repeatable}       = $repeatable;
 615         $res->{$tag}->{$subfield}->{authorised_value} = $authorised_value;
 616         $res->{$tag}->{$subfield}->{authtypecode}     = $authtypecode;
 617         $res->{$tag}->{$subfield}->{value_builder}    = $value_builder;
 618         $res->{$tag}->{$subfield}->{kohafield}        = $kohafield;
 619         $res->{$tag}->{$subfield}->{seealso}          = $seealso;
 620         $res->{$tag}->{$subfield}->{hidden}           = $hidden;
 621         $res->{$tag}->{$subfield}->{isurl}            = $isurl;
 622         $res->{$tag}->{$subfield}->{link}            = $link;
 623     }
 624     return $res;
 625 }
 626
 627 =head2 AddAuthority
 628
 629   $authid= &AddAuthority($record, $authid,$authtypecode)
 630
 631 Either Create Or Modify existing authority.
 632 returns authid of the newly created authority
 633
 634 =cut
 635
 636 sub AddAuthority {
 637 # pass the MARC::Record to this function, and it will create the records in the authority table
 638   my ($record,$authid,$authtypecode) = @_;
 639   my $dbh=C4::Context->dbh;
 640         my $leader='     nz  a22     o  4500';#Leader for incomplete MARC21 record
 641
 642 # if authid empty => true add, find a new authid number
 643     my $format;
 644     if (uc(C4::Context->preference('marcflavour')) eq 'UNIMARC') {
 645         $format= 'UNIMARCAUTH';
 646     }
 647     else {
 648         $format= 'MARC21';
 649     }
 650
 651     #update date/time to 005 for marc and unimarc
 652     my $time=POSIX::strftime("%Y%m%d%H%M%S",localtime);
 653     my $f5=$record->field('005');
 654     if (!$f5) {
 655       $record->insert_fields_ordered( MARC::Field->new('005',$time.".0") );
 656     }
 657     else {
 658       $f5->update($time.".0");
 659     }
 660
 661     SetUTF8Flag($record);
 662         if ($format eq "MARC21") {
 663                 if (!$record->leader) {
 664                         $record->leader($leader);
 665                 }
 666                 if (!$record->field('003')) {
 667                         $record->insert_fields_ordered(
 668                                 MARC::Field->new('003',C4::Context->preference('MARCOrgCode'))
 669                         );
 670                 }
 671                 my $date=POSIX::strftime("%y%m%d",localtime);
 672                 if (!$record->field('008')) {
 673             # Get a valid default value for field 008
 674             my $default_008 = C4::Context->preference('MARCAuthorityControlField008');
 675             if(!$default_008 or length($default_008)<34) {
 676                 $default_008 = '|| aca||aabn           | a|a     d';
 677             }
 678             else {
 679                 $default_008 = substr($default_008,0,34);
 680             }
 681
 682             $record->insert_fields_ordered( MARC::Field->new('008',$date.$default_008) );
 683                 }
 684                 if (!$record->field('040')) {
 685                  $record->insert_fields_ordered(
 686         MARC::Field->new('040','','',
 687                                 'a' => C4::Context->preference('MARCOrgCode'),
 688                                 'c' => C4::Context->preference('MARCOrgCode')
 689                                 )
 690                         );
 691     }
 692         }
 693
 694   if ($format eq "UNIMARCAUTH") {
 695         $record->leader("     nx  j22             ") unless ($record->leader());
 696         my $date=POSIX::strftime("%Y%m%d",localtime);
 697     if (my $string=$record->subfield('100',"a")){
 698         $string=~s/fre50/frey50/;
 699         $record->field('100')->update('a'=>$string);
 700     }
 701     elsif ($record->field('100')){
 702           $record->field('100')->update('a'=>$date."afrey50      ba0");
 703     } else {
 704         $record->append_fields(
 705         MARC::Field->new('100',' ',' '
 706             ,'a'=>$date."afrey50      ba0")
 707         );
 708     }
 709   }
 710   my ($auth_type_tag, $auth_type_subfield) = get_auth_type_location($authtypecode);
 711   if (!$authid and $format eq "MARC21") {
 712     # only need to do this fix when modifying an existing authority
 713     C4::AuthoritiesMarc::MARC21::fix_marc21_auth_type_location($record, $auth_type_tag, $auth_type_subfield);
 714   }
 715   if (my $field=$record->field($auth_type_tag)){
 716     $field->update($auth_type_subfield=>$authtypecode);
 717   }
 718   else {
 719     $record->add_fields($auth_type_tag,'','', $auth_type_subfield=>$authtypecode);
 720   }
 721
 722   my $auth_exists=0;
 723   my $oldRecord;
 724   if (!$authid) {
 725     my $sth=$dbh->prepare("select max(authid) from auth_header");
 726     $sth->execute;
 727     ($authid)=$sth->fetchrow;
 728     $authid=$authid+1;
 729   ##Insert the recordID in MARC record
 730     unless ($record->field('001') && $record->field('001')->data() eq $authid){
 731         $record->delete_field($record->field('001'));
 732         $record->insert_fields_ordered(MARC::Field->new('001',$authid));
 733     }
 734   } else {
 735     $auth_exists=$dbh->do(qq(select authid from auth_header where authid=?),undef,$authid);
 736 #     warn "auth_exists = $auth_exists";
 737   }
 738   if ($auth_exists>0){
 739       $oldRecord=GetAuthority($authid);
 740       $record->add_fields('001',$authid) unless ($record->field('001'));
 741 #       warn "\n\n\n enregistrement".$record->as_formatted;
 742       my $sth=$dbh->prepare("update auth_header set authtypecode=?,marc=?,marcxml=? where authid=?");
 743       $sth->execute($authtypecode,$record->as_usmarc,$record->as_xml_record($format),$authid) or die $sth->errstr;
 744       $sth->finish;
 745   }
 746   else {
 747     my $sth=$dbh->prepare("insert into auth_header (authid,datecreated,authtypecode,marc,marcxml) values (?,now(),?,?,?)");
 748     $sth->execute($authid,$authtypecode,$record->as_usmarc,$record->as_xml_record($format));
 749     $sth->finish;
 750     logaction( "AUTHORITIES", "ADD", $authid, "authority" ) if C4::Context->preference("AuthoritiesLog");
 751   }
 752   ModZebra($authid,'specialUpdate',"authorityserver",$oldRecord,$record);
 753   return ($authid);
 754 }
 755
 756
 757 =head2 DelAuthority
 758
 759   $authid= &DelAuthority($authid)
 760
 761 Deletes $authid
 762
 763 =cut
 764
 765 sub DelAuthority {
 766     my ($authid) = @_;
 767     my $dbh=C4::Context->dbh;
 768
 769     logaction( "AUTHORITIES", "DELETE", $authid, "authority" ) if C4::Context->preference("AuthoritiesLog");
 770     ModZebra($authid,"recordDelete","authorityserver",GetAuthority($authid),undef);
 771     my $sth = $dbh->prepare("DELETE FROM auth_header WHERE authid=?");
 772     $sth->execute($authid);
 773 }
 774
 775 =head2 ModAuthority
 776
 777   $authid= &ModAuthority($authid,$record,$authtypecode)
 778
 779 Modifies authority record, optionally updates attached biblios.
 780
 781 =cut
 782
 783 sub ModAuthority {
 784   my ($authid,$record,$authtypecode)=@_; # deprecated $merge parameter removed
 785
 786   my $dbh=C4::Context->dbh;
 787   #Now rewrite the $record to table with an add
 788   my $oldrecord=GetAuthority($authid);
 789   $authid=AddAuthority($record,$authid,$authtypecode);
 790
 791   # If a library thinks that updating all biblios is a long process and wishes
 792   # to leave that to a cron job, use misc/migration_tools/merge_authority.pl.
 793   # In that case set system preference "dontmerge" to 1. Otherwise biblios will
 794   # be updated.
 795   unless(C4::Context->preference('dontmerge') eq '1'){
 796       &merge($authid,$oldrecord,$authid,$record);
 797   } else {
 798       # save a record in need_merge_authorities table
 799       my $sqlinsert="INSERT INTO need_merge_authorities (authid, done) ".
 800         "VALUES (?,?)";
 801       $dbh->do($sqlinsert,undef,($authid,0));
 802   }
 803   logaction( "AUTHORITIES", "MODIFY", $authid, "BEFORE=>" . $oldrecord->as_formatted ) if C4::Context->preference("AuthoritiesLog");
 804   return $authid;
 805 }
 806
 807 =head2 GetAuthorityXML
 808
 809   $marcxml= &GetAuthorityXML( $authid)
 810
 811 returns xml form of record $authid
 812
 813 =cut
 814
 815 sub GetAuthorityXML {
 816   # Returns MARC::XML of the authority passed in parameter.
 817   my ( $authid ) = @_;
 818   if (uc(C4::Context->preference('marcflavour')) eq 'UNIMARC') {
 819       my $dbh=C4::Context->dbh;
 820       my $sth = $dbh->prepare("select marcxml from auth_header where authid=? "  );
 821       $sth->execute($authid);
 822       my ($marcxml)=$sth->fetchrow;
 823       return $marcxml;
 824   }
 825   else {
 826       # for MARC21, call GetAuthority instead of
 827       # getting the XML directly since we may
 828       # need to fix up the location of the authority
 829       # code -- note that this is reasonably safe
 830       # because GetAuthorityXML is used only by the
 831       # indexing processes like zebraqueue_start.pl
 832       my $record = GetAuthority($authid);
 833       return $record->as_xml_record('MARC21');
 834   }
 835 }
 836
 837 =head2 GetAuthority
 838
 839   $record= &GetAuthority( $authid)
 840
 841 Returns MARC::Record of the authority passed in parameter.
 842
 843 =cut
 844
 845 sub GetAuthority {
 846     my ($authid)=@_;
 847     my $dbh=C4::Context->dbh;
 848     my $sth=$dbh->prepare("select authtypecode, marcxml from auth_header where authid=?");
 849     $sth->execute($authid);
 850     my ($authtypecode, $marcxml) = $sth->fetchrow;
 851     my $record=eval {MARC::Record->new_from_xml(StripNonXmlChars($marcxml),'UTF-8',
 852         (C4::Context->preference("marcflavour") eq "UNIMARC"?"UNIMARCAUTH":C4::Context->preference("marcflavour")))};
 853     return undef if ($@);
 854     $record->encoding('UTF-8');
 855     if (C4::Context->preference("marcflavour") eq "MARC21") {
 856       my ($auth_type_tag, $auth_type_subfield) = get_auth_type_location($authtypecode);
 857       C4::AuthoritiesMarc::MARC21::fix_marc21_auth_type_location($record, $auth_type_tag, $auth_type_subfield);
 858     }
 859     return ($record);
 860 }
 861
 862 =head2 GetAuthType
 863
 864   $result = &GetAuthType($authtypecode)
 865
 866 If the authority type specified by C<$authtypecode> exists,
 867 returns a hashref of the type's fields.  If the type
 868 does not exist, returns undef.
 869
 870 =cut
 871
 872 sub GetAuthType {
 873     my ($authtypecode) = @_;
 874     my $dbh=C4::Context->dbh;
 875     my $sth;
 876     if (defined $authtypecode){ # NOTE - in MARC21 framework, '' is a valid authority
 877                                 # type (FIXME but why?)
 878         $sth=$dbh->prepare("select * from auth_types where authtypecode=?");
 879         $sth->execute($authtypecode);
 880         if (my $res = $sth->fetchrow_hashref) {
 881             return $res;
 882         }
 883     }
 884     return;
 885 }
 886
 887
 888 =head2 FindDuplicateAuthority
 889
 890   $record= &FindDuplicateAuthority( $record, $authtypecode)
 891
 892 return $authid,Summary if duplicate is found.
 893
 894 Comments : an improvement would be to return All the records that match.
 895
 896 =cut
 897
 898 sub FindDuplicateAuthority {
 899
 900     my ($record,$authtypecode)=@_;
 901 #    warn "IN for ".$record->as_formatted;
 902     my $dbh = C4::Context->dbh;
 903 #    warn "".$record->as_formatted;
 904     my $sth = $dbh->prepare("select auth_tag_to_report from auth_types where authtypecode=?");
 905     $sth->execute($authtypecode);
 906     my ($auth_tag_to_report) = $sth->fetchrow;
 907     $sth->finish;
 908 #     warn "record :".$record->as_formatted."  auth_tag_to_report :$auth_tag_to_report";
 909     # build a request for SearchAuthorities
 910     my $query='at='.$authtypecode.' ';
 911     my $filtervalues=qr([\001-\040\!\'\"\`\#\$\%\&\*\+,\-\./:;<=>\?\@\(\)\{\[\]\}_\|\~]);
 912     if ($record->field($auth_tag_to_report)) {
 913       foreach ($record->field($auth_tag_to_report)->subfields()) {
 914         $_->[1]=~s/$filtervalues/ /g; $query.= " and he,wrdl=\"".$_->[1]."\"" if ($_->[0]=~/[A-z]/);
 915       }
 916     }
 917     my ($error, $results, $total_hits) = C4::Search::SimpleSearch( $query, 0, 1, [ "authorityserver" ] );
 918     # there is at least 1 result => return the 1st one
 919     if (!defined $error && @{$results} ) {
 920       my $marcrecord = MARC::File::USMARC::decode($results->[0]);
 921       return $marcrecord->field('001')->data,BuildSummary($marcrecord,$marcrecord->field('001')->data,$authtypecode);
 922     }
 923     # no result, returns nothing
 924     return;
 925 }
 926
 927 =head2 BuildSummary
 928
 929   $text= &BuildSummary( $record, $authid, $authtypecode)
 930
 931 return HTML encoded Summary
 932
 933 Comment : authtypecode can be infered from both record and authid.
 934 Moreover, authid can also be inferred from $record.
 935 Would it be interesting to delete those things.
 936
 937 =cut
 938
 939 sub BuildSummary{
 940 ## give this a Marc record to return summary
 941   my ($record,$authid,$authtypecode)=@_;
 942   my $dbh=C4::Context->dbh;
 943   my $summary;
 944   # handle $authtypecode is NULL or eq ""
 945   if ($authtypecode) {
 946         my $authref = GetAuthType($authtypecode);
 947         $summary = $authref->{summary};
 948   }
 949   # FIXME: should use I18N.pm
 950   my %language;
 951   $language{'fre'}="Français";
 952   $language{'eng'}="Anglais";
 953   $language{'ger'}="Allemand";
 954   $language{'ita'}="Italien";
 955   $language{'spa'}="Espagnol";
 956   my %thesaurus;
 957   $thesaurus{'1'}="Peuples";
 958   $thesaurus{'2'}="Anthroponymes";
 959   $thesaurus{'3'}="Oeuvres";
 960   $thesaurus{'4'}="Chronologie";
 961   $thesaurus{'5'}="Lieux";
 962   $thesaurus{'6'}="Sujets";
 963   #thesaurus a remplir
 964   my @fields = $record->fields();
 965   my $reported_tag;
 966   # if the library has a summary defined, use it. Otherwise, build a standard one
 967   # FIXME - it appears that the summary field in the authority frameworks
 968   #         can work as a display template.  However, this doesn't
 969   #         suit the MARC21 version, so for now the "templating"
 970   #         feature will be enabled only for UNIMARC for backwards
 971   #         compatibility.
 972   if ($summary and C4::Context->preference('marcflavour') eq 'UNIMARC') {
 973     my @fields = $record->fields();
 974     #             $reported_tag = '$9'.$result[$counter];
 975         my @stringssummary;
 976     foreach my $field (@fields) {
 977       my $tag = $field->tag();
 978       my $tagvalue = $field->as_string();
 979       my $localsummary= $summary;
 980           $localsummary =~ s/\[(.?.?.?.?)$tag\*(.*?)\]/$1$tagvalue$2\[$1$tag$2\]/g;
 981       if ($tag<10) {
 982         if ($tag eq '001') {
 983           $reported_tag.='$3'.$field->data();
 984         }
 985       } else {
 986         my @subf = $field->subfields;
 987         for my $i (0..$#subf) {
 988           my $subfieldcode = $subf[$i][0];
 989           my $subfieldvalue = $subf[$i][1];
 990           my $tagsubf = $tag.$subfieldcode;
 991           $localsummary =~ s/\[(.?.?.?.?)$tagsubf(.*?)\]/$1$subfieldvalue$2\[$1$tagsubf$2\]/g;
 992         }
 993       }
 994           push @stringssummary, $localsummary if ($localsummary ne $summary);
 995     }
 996         my $resultstring;
 997         $resultstring = join(" -- ",@stringssummary);
 998     $resultstring =~ s/\[(.*?)\]//g;
 999     $resultstring =~ s/\n/<br>/g;
1000         $summary      =  $resultstring;
1001   } else {
1002     my $heading = '';
1003     my $altheading = '';
1004     my $seealso = '';
1005     my $broaderterms = '';
1006     my $narrowerterms = '';
1007     my $see = '';
1008     my $seeheading = '';
1009     my $notes = '';
1010     my @fields = $record->fields();
1011     if (C4::Context->preference('marcflavour') eq 'UNIMARC') {
1012     # construct UNIMARC summary, that is quite different from MARC21 one
1013       # accepted form
1014       foreach my $field ($record->field('2..')) {
1015         $heading.= $field->as_string('abcdefghijlmnopqrstuvwxyz');
1016       }
1017       # rejected form(s)
1018       foreach my $field ($record->field('3..')) {
1019         $notes.= '<span class="note">'.$field->subfield('a')."</span>\n";
1020       }
1021       foreach my $field ($record->field('4..')) {
1022         if ($field->subfield('2')) {
1023             my $thesaurus = "thes. : ".$thesaurus{"$field->subfield('2')"}." : ";
1024             $see.= '<span class="UF">'.$thesaurus.$field->as_string('abcdefghijlmnopqrstuvwxyz')."</span> -- \n";
1025         }
1026       }
1027       # see :
1028       foreach my $field ($record->field('5..')) {
1029
1030         if (($field->subfield('5')) && ($field->subfield('a')) && ($field->subfield('5') eq 'g')) {
1031           $broaderterms.= '<span class="BT"> '.$field->as_string('abcdefgjxyz')."</span> -- \n";
1032         } elsif (($field->subfield('5')) && ($field->as_string) && ($field->subfield('5') eq 'h')){
1033           $narrowerterms.= '<span class="NT">'.$field->as_string('abcdefgjxyz')."</span> -- \n";
1034         } elsif ($field->subfield('a')) {
1035           $seealso.= '<span class="RT">'.$field->as_string('abcdefgxyz')."</a></span> -- \n";
1036         }
1037       }
1038       # // form
1039       foreach my $field ($record->field('7..')) {
1040         my $lang = substr($field->subfield('8'),3,3);
1041         $seeheading.= '<span class="langue"> En '.$language{$lang}.' : </span><span class="OT"> '.$field->subfield('a')."</span><br />\n";
1042       }
1043             $broaderterms =~s/-- \n$//;
1044             $narrowerterms =~s/-- \n$//;
1045             $seealso =~s/-- \n$//;
1046             $see =~s/-- \n$//;
1047       $summary = $heading."<br />".($notes?"$notes <br />":"");
1048       $summary.= '<p><div class="label">TG : '.$broaderterms.'</div></p>' if ($broaderterms);
1049       $summary.= '<p><div class="label">TS : '.$narrowerterms.'</div></p>' if ($narrowerterms);
1050       $summary.= '<p><div class="label">TA : '.$seealso.'</div></p>' if ($seealso);
1051       $summary.= '<p><div class="label">EP : '.$see.'</div></p>' if ($see);
1052       $summary.= '<p><div class="label">'.$seeheading.'</div></p>' if ($seeheading);
1053       } else {
1054       # construct MARC21 summary
1055           # FIXME - looping over 1XX is questionable
1056           # since MARC21 authority should have only one 1XX
1057           foreach my $field ($record->field('1..')) {
1058               next if "152" eq $field->tag(); # FIXME - 152 is not a good tag to use
1059                                               # in MARC21 -- purely local tags really ought to be
1060                                               # 9XX
1061               if ($record->field('100')) {
1062                   $heading.= $field->as_string('abcdefghjklmnopqrstvxyz68');
1063               } elsif ($record->field('110')) {
1064                                       $heading.= $field->as_string('abcdefghklmnoprstvxyz68');
1065               } elsif ($record->field('111')) {
1066                                       $heading.= $field->as_string('acdefghklnpqstvxyz68');
1067               } elsif ($record->field('130')) {
1068                                       $heading.= $field->as_string('adfghklmnoprstvxyz68');
1069               } elsif ($record->field('148')) {
1070                                       $heading.= $field->as_string('abvxyz68');
1071               } elsif ($record->field('150')) {
1072                   $heading.= $field->as_string('abvxyz68');
1073               #$heading.= $field->as_formatted();
1074               my $tag=$field->tag();
1075               $heading=~s /^$tag//g;
1076               $heading =~s /\_/\$/g;
1077               } elsif ($record->field('151')) {
1078                                       $heading.= $field->as_string('avxyz68');
1079               } elsif ($record->field('155')) {
1080                                       $heading.= $field->as_string('abvxyz68');
1081               } elsif ($record->field('180')) {
1082                                       $heading.= $field->as_string('vxyz68');
1083               } elsif ($record->field('181')) {
1084                                       $heading.= $field->as_string('vxyz68');
1085               } elsif ($record->field('182')) {
1086                                       $heading.= $field->as_string('vxyz68');
1087               } elsif ($record->field('185')) {
1088                                       $heading.= $field->as_string('vxyz68');
1089               } else {
1090                   $heading.= $field->as_string();
1091               }
1092           } #See From
1093           foreach my $field ($record->field('4..')) {
1094               $seeheading.= "<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<i>used for/see from:</i> ".$field->as_string();
1095           } #See Also
1096           foreach my $field ($record->field('5..')) {
1097               $altheading.= "<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<i>see also:</i> ".$field->as_string();
1098           }
1099           $summary .= ": " if $summary;
1100           $summary.=$heading.$seeheading.$altheading;
1101       }
1102   }
1103   return $summary;
1104 }
1105
1106 =head2 BuildUnimarcHierarchies
1107
1108   $text= &BuildUnimarcHierarchies( $authid, $force)
1109
1110 return text containing trees for hierarchies
1111 for them to be stored in auth_header
1112
1113 Example of text:
1114 122,1314,2452;1324,2342,3,2452
1115
1116 =cut
1117
1118 sub BuildUnimarcHierarchies{
1119   my $authid = shift @_;
1120 #   warn "authid : $authid";
1121   my $force = shift @_;
1122   my @globalresult;
1123   my $dbh=C4::Context->dbh;
1124   my $hierarchies;
1125   my $data = GetHeaderAuthority($authid);
1126   if ($data->{'authtrees'} and not $force){
1127     return $data->{'authtrees'};
1128 #  } elsif ($data->{'authtrees'}){
1129 #    $hierarchies=$data->{'authtrees'};
1130   } else {
1131     my $record = GetAuthority($authid);
1132     my $found;
1133     return unless $record;
1134     foreach my $field ($record->field('5..')){
1135       if ($field->subfield('5') && $field->subfield('5') eq 'g'){
1136                 my $subfauthid=_get_authid_subfield($field);
1137         next if ($subfauthid eq $authid);
1138         my $parentrecord = GetAuthority($subfauthid);
1139         my $localresult=$hierarchies;
1140         my $trees;
1141         $trees = BuildUnimarcHierarchies($subfauthid);
1142         my @trees;
1143         if ($trees=~/;/){
1144            @trees = split(/;/,$trees);
1145         } else {
1146            push @trees, $trees;
1147         }
1148         foreach (@trees){
1149           $_.= ",$authid";
1150         }
1151         @globalresult = (@globalresult,@trees);
1152         $found=1;
1153       }
1154       $hierarchies=join(";",@globalresult);
1155     }
1156     #Unless there is no ancestor, I am alone.
1157     $hierarchies="$authid" unless ($hierarchies);
1158   }
1159   AddAuthorityTrees($authid,$hierarchies);
1160   return $hierarchies;
1161 }
1162
1163 =head2 BuildUnimarcHierarchy
1164
1165   $ref= &BuildUnimarcHierarchy( $record, $class,$authid)
1166
1167 return a hashref in order to display hierarchy for record and final Authid $authid
1168
1169 "loopparents"
1170 "loopchildren"
1171 "class"
1172 "loopauthid"
1173 "current_value"
1174 "value"
1175
1176 "ifparents"
1177 "ifchildren"
1178 Those two latest ones should disappear soon.
1179
1180 =cut
1181
1182 sub BuildUnimarcHierarchy{
1183   my $record = shift @_;
1184   my $class = shift @_;
1185   my $authid_constructed = shift @_;
1186   return undef unless ($record);
1187   my $authid=$record->field('001')->data();
1188   my %cell;
1189   my $parents=""; my $children="";
1190   my (@loopparents,@loopchildren);
1191   foreach my $field ($record->field('5..')){
1192       my $subfauthid=_get_authid_subfield($field);
1193       if ($subfauthid && $field->subfield('5') && $field->subfield('a')){
1194           if ($field->subfield('5') eq 'h'){
1195               push @loopchildren, { "childauthid"=>$field->subfield('3'),"childvalue"=>$field->subfield('a')};
1196           }
1197           elsif ($field->subfield('5') eq 'g'){
1198               push @loopparents, { "parentauthid"=>$field->subfield('3'),"parentvalue"=>$field->subfield('a')};
1199           }
1200           # brothers could get in there with an else
1201       }
1202   }
1203   $cell{"ifparents"}=1 if (scalar(@loopparents)>0);
1204   $cell{"ifchildren"}=1 if (scalar(@loopchildren)>0);
1205   $cell{"loopparents"}=\@loopparents if (scalar(@loopparents)>0);
1206   $cell{"loopchildren"}=\@loopchildren if (scalar(@loopchildren)>0);
1207   $cell{"class"}=$class;
1208   $cell{"loopauthid"}=$authid;
1209   $cell{"current_value"} =1 if $authid eq $authid_constructed;
1210   $cell{"value"}=$record->subfield('2..',"a");
1211   return \%cell;
1212 }
1213
1214 sub _get_authid_subfield{
1215     my ($field)=@_;
1216     return $field->subfield('9')||$field->subfield('3');
1217 }
1218 =head2 GetHeaderAuthority
1219
1220   $ref= &GetHeaderAuthority( $authid)
1221
1222 return a hashref in order auth_header table data
1223
1224 =cut
1225
1226 sub GetHeaderAuthority{
1227   my $authid = shift @_;
1228   my $sql= "SELECT * from auth_header WHERE authid = ?";
1229   my $dbh=C4::Context->dbh;
1230   my $rq= $dbh->prepare($sql);
1231   $rq->execute($authid);
1232   my $data= $rq->fetchrow_hashref;
1233   return $data;
1234 }
1235
1236 =head2 AddAuthorityTrees
1237
1238   $ref= &AddAuthorityTrees( $authid, $trees)
1239
1240 return success or failure
1241
1242 =cut
1243
1244 sub AddAuthorityTrees{
1245   my $authid = shift @_;
1246   my $trees = shift @_;
1247   my $sql= "UPDATE IGNORE auth_header set authtrees=? WHERE authid = ?";
1248   my $dbh=C4::Context->dbh;
1249   my $rq= $dbh->prepare($sql);
1250   return $rq->execute($trees,$authid);
1251 }
1252
1253 =head2 merge
1254
1255   $ref= &merge(mergefrom,$MARCfrom,$mergeto,$MARCto)
1256
1257 Could add some feature : Migrating from a typecode to an other for instance.
1258 Then we should add some new parameter : bibliotargettag, authtargettag
1259
1260 =cut
1261
1262 sub merge {
1263     my ($mergefrom,$MARCfrom,$mergeto,$MARCto) = @_;
1264     my ($counteditedbiblio,$countunmodifiedbiblio,$counterrors)=(0,0,0);
1265     my $dbh=C4::Context->dbh;
1266     my $authtypecodefrom = GetAuthTypeCode($mergefrom);
1267     my $authtypecodeto = GetAuthTypeCode($mergeto);
1268 #     warn "mergefrom : $authtypecodefrom $mergefrom mergeto : $authtypecodeto $mergeto ";
1269     # return if authority does not exist
1270     return "error MARCFROM not a marcrecord ".Data::Dumper::Dumper($MARCfrom) if scalar($MARCfrom->fields()) == 0;
1271     return "error MARCTO not a marcrecord".Data::Dumper::Dumper($MARCto) if scalar($MARCto->fields()) == 0;
1272     # search the tag to report
1273     my $sth = $dbh->prepare("select auth_tag_to_report from auth_types where authtypecode=?");
1274     $sth->execute($authtypecodefrom);
1275     my ($auth_tag_to_report_from) = $sth->fetchrow;
1276     $sth->execute($authtypecodeto);
1277     my ($auth_tag_to_report_to) = $sth->fetchrow;
1278
1279     my @record_to;
1280     @record_to = $MARCto->field($auth_tag_to_report_to)->subfields() if $MARCto->field($auth_tag_to_report_to);
1281     my @record_from;
1282     @record_from = $MARCfrom->field($auth_tag_to_report_from)->subfields() if $MARCfrom->field($auth_tag_to_report_from);
1283
1284     my @reccache;
1285     # search all biblio tags using this authority.
1286     #Getting marcbiblios impacted by the change.
1287     if (C4::Context->preference('NoZebra')) {
1288         #nozebra way
1289         my $dbh=C4::Context->dbh;
1290         my $rq=$dbh->prepare(qq(SELECT biblionumbers from nozebra where indexname="an" and server="biblioserver" and value="$mergefrom" ));
1291         $rq->execute;
1292         while (my $biblionumbers=$rq->fetchrow){
1293             my @biblionumbers=split /;/,$biblionumbers;
1294             foreach (@biblionumbers) {
1295                 if ($_=~/(\d+),.*/) {
1296                     my $marc=GetMarcBiblio($1);
1297                     push @reccache,$marc;
1298                 }
1299             }
1300         }
1301     } else {
1302         #zebra connection
1303         my $oConnection=C4::Context->Zconn("biblioserver",0);
1304         my $oldSyntax = $oConnection->option("preferredRecordSyntax");
1305         $oConnection->option("preferredRecordSyntax"=>"XML");
1306         my $query;
1307         $query= "an=".$mergefrom;
1308         my $oResult = $oConnection->search(new ZOOM::Query::CCL2RPN( $query, $oConnection ));
1309         my $count = 0;
1310         if  ($oResult) {
1311             $count=$oResult->size();
1312         }
1313         my $z=0;
1314         while ( $z<$count ) {
1315             my $rec;
1316             $rec=$oResult->record($z);
1317             my $marcdata = $rec->raw();
1318             my $marcrecordzebra= MARC::Record->new_from_xml($marcdata,"utf8",C4::Context->preference("marcflavour"));
1319             my ( $biblionumbertagfield, $biblionumbertagsubfield ) = &GetMarcFromKohaField( "biblio.biblionumber", '' );
1320             my $i = $marcrecordzebra->subfield($biblionumbertagfield, $biblionumbertagsubfield);
1321             my $marcrecorddb=GetMarcBiblio($i);
1322             push @reccache, $marcrecorddb;
1323             $z++;
1324         }
1325         $oResult->destroy();
1326         $oConnection->option("preferredRecordSyntax"=>$oldSyntax);
1327     }
1328     #warn scalar(@reccache)." biblios to update";
1329     # Get All candidate Tags for the change
1330     # (This will reduce the search scope in marc records).
1331     $sth = $dbh->prepare("select distinct tagfield from marc_subfield_structure where authtypecode=?");
1332     $sth->execute($authtypecodefrom);
1333     my @tags_using_authtype;
1334     while (my ($tagfield) = $sth->fetchrow) {
1335         push @tags_using_authtype,$tagfield ;
1336     }
1337     my $tag_to=0;
1338     if ($authtypecodeto ne $authtypecodefrom){
1339         # If many tags, take the first
1340         $sth->execute($authtypecodeto);
1341         $tag_to=$sth->fetchrow;
1342         #warn $tag_to;
1343     }
1344     # BulkEdit marc records
1345     # May be used as a template for a bulkedit field
1346     foreach my $marcrecord(@reccache){
1347         my $update;
1348         foreach my $tagfield (@tags_using_authtype){
1349 #             warn "tagfield : $tagfield ";
1350             foreach my $field ($marcrecord->field($tagfield)){
1351                 my $auth_number=$field->subfield("9");
1352                 my $tag=$field->tag();
1353                 if ($auth_number==$mergefrom) {
1354                 my $field_to=MARC::Field->new(($tag_to?$tag_to:$tag),$field->indicator(1),$field->indicator(2),"9"=>$mergeto);
1355                 my $exclude='9';
1356                 foreach my $subfield (@record_to) {
1357                     $field_to->add_subfields($subfield->[0] =>$subfield->[1]);
1358                     $exclude.= $subfield->[0];
1359                 }
1360                 $exclude='['.$exclude.']';
1361 #               add subfields in $field not included in @record_to
1362                 my @restore= grep {$_->[0]!~/$exclude/} $field->subfields();
1363                 foreach my $subfield (@restore) {
1364                    $field_to->add_subfields($subfield->[0] =>$subfield->[1]);
1365                 }
1366                 $marcrecord->delete_field($field);
1367                 $marcrecord->insert_grouped_field($field_to);
1368                 $update=1;
1369                 }
1370             }#for each tag
1371         }#foreach tagfield
1372         my ($bibliotag,$bibliosubf) = GetMarcFromKohaField("biblio.biblionumber","") ;
1373         my $biblionumber;
1374         if ($bibliotag<10){
1375             $biblionumber=$marcrecord->field($bibliotag)->data;
1376         }
1377         else {
1378             $biblionumber=$marcrecord->subfield($bibliotag,$bibliosubf);
1379         }
1380         unless ($biblionumber){
1381             warn "pas de numéro de notice bibliographique dans : ".$marcrecord->as_formatted;
1382             next;
1383         }
1384         if ($update==1){
1385             &ModBiblio($marcrecord,$biblionumber,GetFrameworkCode($biblionumber)) ;
1386             $counteditedbiblio++;
1387             warn $counteditedbiblio if (($counteditedbiblio % 10) and $ENV{DEBUG});
1388         }
1389     }#foreach $marc
1390     return $counteditedbiblio;
1391   # now, find every other authority linked with this authority
1392   # now, find every other authority linked with this authority
1393 #   my $oConnection=C4::Context->Zconn("authorityserver");
1394 #   my $query;
1395 # # att 9210               Auth-Internal-authtype
1396 # # att 9220               Auth-Internal-LN
1397 # # ccl.properties to add for authorities
1398 #   $query= "= ".$mergefrom;
1399 #   my $oResult = $oConnection->search(new ZOOM::Query::CCL2RPN( $query, $oConnection ));
1400 #   my $count=$oResult->size() if  ($oResult);
1401 #   my @reccache;
1402 #   my $z=0;
1403 #   while ( $z<$count ) {
1404 #   my $rec;
1405 #           $rec=$oResult->record($z);
1406 #       my $marcdata = $rec->raw();
1407 #   push @reccache, $marcdata;
1408 #   $z++;
1409 #   }
1410 #   $oResult->destroy();
1411 #   foreach my $marc(@reccache){
1412 #     my $update;
1413 #     my $marcrecord;
1414 #     $marcrecord = MARC::File::USMARC::decode($marc);
1415 #     foreach my $tagfield (@tags_using_authtype){
1416 #       $tagfield=substr($tagfield,0,3);
1417 #       my @tags = $marcrecord->field($tagfield);
1418 #       foreach my $tag (@tags){
1419 #         my $tagsubs=$tag->subfield("9");
1420 #     #warn "$tagfield:$tagsubs:$mergefrom";
1421 #         if ($tagsubs== $mergefrom) {
1422 #           $tag->update("9" =>$mergeto);
1423 #           foreach my $subfield (@record_to) {
1424 #     #        warn "$subfield,$subfield->[0],$subfield->[1]";
1425 #             $tag->update($subfield->[0] =>$subfield->[1]);
1426 #           }#for $subfield
1427 #         }
1428 #         $marcrecord->delete_field($tag);
1429 #         $marcrecord->add_fields($tag);
1430 #         $update=1;
1431 #       }#for each tag
1432 #     }#foreach tagfield
1433 #     my $authoritynumber = TransformMarcToKoha($dbh,$marcrecord,"") ;
1434 #     if ($update==1){
1435 #       &ModAuthority($marcrecord,$authoritynumber,GetAuthTypeCode($authoritynumber)) ;
1436 #     }
1437 #
1438 #   }#foreach $marc
1439 }#sub
1440
1441 =head2 get_auth_type_location
1442
1443   my ($tag, $subfield) = get_auth_type_location($auth_type_code);
1444
1445 Get the tag and subfield used to store the heading type
1446 for indexing purposes.  The C<$auth_type> parameter is
1447 optional; if it is not supplied, assume ''.
1448
1449 This routine searches the MARC authority framework
1450 for the tag and subfield whose kohafield is
1451 C<auth_header.authtypecode>; if no such field is
1452 defined in the framework, default to the hardcoded value
1453 specific to the MARC format.
1454
1455 =cut
1456
1457 sub get_auth_type_location {
1458     my $auth_type_code = @_ ? shift : '';
1459
1460     my ($tag, $subfield) = GetAuthMARCFromKohaField('auth_header.authtypecode', $auth_type_code);
1461     if (defined $tag and defined $subfield and $tag != 0 and $subfield ne '' and $subfield ne ' ') {
1462         return ($tag, $subfield);
1463     } else {
1464         if (C4::Context->preference('marcflavour') eq "MARC21")  {
1465             return C4::AuthoritiesMarc::MARC21::default_auth_type_location();
1466         } else {
1467             return C4::AuthoritiesMarc::UNIMARC::default_auth_type_location();
1468         }
1469     }
1470 }
1471
1472 END { }       # module clean-up code here (global destructor)
1473
1474 1;
1475 __END__
1476
1477 =head1 AUTHOR
1478
1479 Koha Development Team <http://koha-community.org/>
1480
1481 Paul POULAIN paul.poulain@free.fr
1482
1483 =cut
1484