opac/opac-memberentry.pl

   1 #!/usr/bin/perl
   2
   3 # This file is part of Koha.
   4 #
   5 # Koha is free software; you can redistribute it and/or modify it
   6 # under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # Koha is distributed in the hope that it will be useful, but
  11 # WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  17
  18 use Modern::Perl;
  19
  20 use CGI qw ( -utf8 );
  21 use Digest::MD5 qw( md5_base64 md5_hex );
  22 use JSON;
  23 use List::MoreUtils qw( any each_array uniq );
  24 use String::Random qw( random_string );
  25
  26 use C4::Auth;
  27 use C4::Output;
  28 use C4::Members;
  29 use C4::Form::MessagingPreferences;
  30 use Koha::AuthUtils;
  31 use Koha::Patrons;
  32 use Koha::Patron::Consent;
  33 use Koha::Patron::Modification;
  34 use Koha::Patron::Modifications;
  35 use C4::Scrubber;
  36 use Email::Valid;
  37 use Koha::DateUtils;
  38 use Koha::Libraries;
  39 use Koha::Patron::Attribute::Types;
  40 use Koha::Patron::Attributes;
  41 use Koha::Patron::Images;
  42 use Koha::Patron::Modification;
  43 use Koha::Patron::Modifications;
  44 use Koha::Patrons;
  45 use Koha::Token;
  46
  47 my $cgi = new CGI;
  48 my $dbh = C4::Context->dbh;
  49
  50 my ( $template, $borrowernumber, $cookie ) = get_template_and_user(
  51     {
  52         template_name   => "opac-memberentry.tt",
  53         type            => "opac",
  54         query           => $cgi,
  55         authnotrequired => 1,
  56     }
  57 );
  58
  59 unless ( C4::Context->preference('PatronSelfRegistration') || $borrowernumber )
  60 {
  61     print $cgi->redirect("/cgi-bin/koha/opac-main.pl");
  62     exit;
  63 }
  64
  65 my $action = $cgi->param('action') || q{};
  66 if ( $action eq q{} ) {
  67     if ($borrowernumber) {
  68         $action = 'edit';
  69     }
  70     else {
  71         $action = 'new';
  72     }
  73 }
  74
  75 my $mandatory = GetMandatoryFields($action);
  76
  77 my @libraries = Koha::Libraries->search;
  78 if ( my @libraries_to_display = split '\|', C4::Context->preference('PatronSelfRegistrationLibraryList') ) {
  79     @libraries = map { my $b = $_; my $branchcode = $_->branchcode; grep { $_ eq $branchcode } @libraries_to_display ? $b : () } @libraries;
  80 }
  81 my ( $min, $max ) = C4::Members::get_cardnumber_length();
  82 if ( defined $min ) {
  83      $template->param(
  84          minlength_cardnumber => $min,
  85          maxlength_cardnumber => $max
  86      );
  87  }
  88
  89 $template->param(
  90     action            => $action,
  91     hidden            => GetHiddenFields( $mandatory, $action ),
  92     mandatory         => $mandatory,
  93     libraries         => \@libraries,
  94     OPACPatronDetails => C4::Context->preference('OPACPatronDetails'),
  95 );
  96
  97 my $attributes = ParsePatronAttributes($borrowernumber,$cgi);
  98 my $conflicting_attribute = 0;
  99
 100 foreach my $attr (@$attributes) {
 101     my $attribute = Koha::Patron::Attribute->new($attr);
 102     eval {$attribute->check_unique_id};
 103     if ( $@ ) {
 104         my $attr_type = Koha::Patron::Attribute::Types->find($attr->{code});
 105         $template->param(
 106             extended_unique_id_failed_code => $attr->{code},
 107             extended_unique_id_failed_value => $attr->{attribute},
 108             extended_unique_id_failed_description => $attr_type->description,
 109         );
 110         $conflicting_attribute = 1;
 111     }
 112 }
 113
 114 if ( $action eq 'create' ) {
 115
 116     my %borrower = ParseCgiForBorrower($cgi);
 117
 118     %borrower = DelEmptyFields(%borrower);
 119
 120     my @empty_mandatory_fields = CheckMandatoryFields( \%borrower, $action );
 121     my $invalidformfields = CheckForInvalidFields(\%borrower);
 122     delete $borrower{'password2'};
 123     my $cardnumber_error_code;
 124     if ( !grep { $_ eq 'cardnumber' } @empty_mandatory_fields ) {
 125         # No point in checking the cardnumber if it's missing and mandatory, it'll just generate a
 126         # spurious length warning.
 127         $cardnumber_error_code = checkcardnumber( $borrower{cardnumber}, $borrower{borrowernumber} );
 128     }
 129
 130     if ( @empty_mandatory_fields || @$invalidformfields || $cardnumber_error_code || $conflicting_attribute ) {
 131         if ( $cardnumber_error_code == 1 ) {
 132             $template->param( cardnumber_already_exists => 1 );
 133         } elsif ( $cardnumber_error_code == 2 ) {
 134             $template->param( cardnumber_wrong_length => 1 );
 135         }
 136
 137         $template->param(
 138             empty_mandatory_fields => \@empty_mandatory_fields,
 139             invalid_form_fields    => $invalidformfields,
 140             borrower               => \%borrower
 141         );
 142         $template->param( patron_attribute_classes => GeneratePatronAttributesForm( undef, $attributes ) );
 143     }
 144     elsif (
 145         md5_base64( uc( $cgi->param('captcha') ) ) ne $cgi->param('captcha_digest') )
 146     {
 147         $template->param(
 148             failed_captcha => 1,
 149             borrower       => \%borrower
 150         );
 151         $template->param( patron_attribute_classes => GeneratePatronAttributesForm( undef, $attributes ) );
 152     }
 153     else {
 154         if (
 155             C4::Context->boolean_preference(
 156                 'PatronSelfRegistrationVerifyByEmail')
 157           )
 158         {
 159             ( $template, $borrowernumber, $cookie ) = get_template_and_user(
 160                 {
 161                     template_name   => "opac-registration-email-sent.tt",
 162                     type            => "opac",
 163                     query           => $cgi,
 164                     authnotrequired => 1,
 165                 }
 166             );
 167             $template->param( 'email' => $borrower{'email'} );
 168
 169             my $verification_token = md5_hex( time().{}.rand().{}.$$ );
 170             while ( Koha::Patron::Modifications->search( { verification_token => $verification_token } )->count() ) {
 171                 $verification_token = md5_hex( time().{}.rand().{}.$$ );
 172             }
 173
 174             $borrower{password}          = Koha::AuthUtils::generate_password unless $borrower{password};
 175             $borrower{verification_token} = $verification_token;
 176
 177             Koha::Patron::Modification->new( \%borrower )->store();
 178
 179             #Send verification email
 180             my $letter = C4::Letters::GetPreparedLetter(
 181                 module      => 'members',
 182                 letter_code => 'OPAC_REG_VERIFY',
 183                 lang        => 'default', # Patron does not have a preferred language defined yet
 184                 tables      => {
 185                     borrower_modifications => $verification_token,
 186                 },
 187             );
 188
 189             C4::Letters::EnqueueLetter(
 190                 {
 191                     letter                 => $letter,
 192                     message_transport_type => 'email',
 193                     to_address             => $borrower{'email'},
 194                     from_address =>
 195                       C4::Context->preference('KohaAdminEmailAddress'),
 196                 }
 197             );
 198             my $num_letters_attempted = C4::Letters::SendQueuedMessages( {
 199                     letter_code => 'OPAC_REG_VERIFY'
 200                     } );
 201         }
 202         else {
 203             ( $template, $borrowernumber, $cookie ) = get_template_and_user(
 204                 {
 205                     template_name   => "opac-registration-confirmation.tt",
 206                     type            => "opac",
 207                     query           => $cgi,
 208                     authnotrequired => 1,
 209                 }
 210             );
 211
 212             $borrower{categorycode}     ||= C4::Context->preference('PatronSelfRegistrationDefaultCategory');
 213             $borrower{password}         ||= Koha::AuthUtils::generate_password;
 214             my $consent_dt = delete $borrower{gdpr_proc_consent};
 215             my $patron = Koha::Patron->new( \%borrower )->store;
 216             Koha::Patron::Consent->new({ borrowernumber => $patron->borrowernumber, type => 'GDPR_PROCESSING', given_on => $consent_dt })->store if $consent_dt;
 217             if ( $patron ) {
 218                 $patron->extended_attributes->filter_by_branch_limitations->delete;
 219                 $patron->extended_attributes($attributes);
 220                 if ( C4::Context->preference('EnhancedMessagingPreferences') ) {
 221                     C4::Form::MessagingPreferences::handle_form_action(
 222                         $cgi,
 223                         { borrowernumber => $patron->borrowernumber },
 224                         $template,
 225                         1,
 226                         C4::Context->preference('PatronSelfRegistrationDefaultCategory')
 227                     );
 228                 }
 229
 230                 $template->param( password_cleartext => $patron->plain_text_password );
 231                 $template->param( borrower => $patron->unblessed );
 232             } else {
 233                 # FIXME Handle possible errors here
 234             }
 235             $template->param(
 236                 PatronSelfRegistrationAdditionalInstructions =>
 237                   C4::Context->preference(
 238                     'PatronSelfRegistrationAdditionalInstructions')
 239             );
 240         }
 241     }
 242 }
 243 elsif ( $action eq 'update' ) {
 244
 245     my $borrower = Koha::Patrons->find( $borrowernumber )->unblessed;
 246     die "Wrong CSRF token"
 247         unless Koha::Token->new->check_csrf({
 248             session_id => scalar $cgi->cookie('CGISESSID'),
 249             token  => scalar $cgi->param('csrf_token'),
 250         });
 251
 252     my %borrower = ParseCgiForBorrower($cgi);
 253     $borrower{borrowernumber} = $borrowernumber;
 254
 255     my @empty_mandatory_fields =
 256       CheckMandatoryFields( \%borrower, $action );
 257     my $invalidformfields = CheckForInvalidFields(\%borrower);
 258
 259     # Send back the data to the template
 260     %borrower = ( %$borrower, %borrower );
 261
 262     if (@empty_mandatory_fields || @$invalidformfields) {
 263         $template->param(
 264             empty_mandatory_fields => \@empty_mandatory_fields,
 265             invalid_form_fields    => $invalidformfields,
 266             borrower               => \%borrower,
 267             csrf_token             => Koha::Token->new->generate_csrf({
 268                 session_id => scalar $cgi->cookie('CGISESSID'),
 269             }),
 270         );
 271         $template->param( patron_attribute_classes => GeneratePatronAttributesForm( $borrowernumber, $attributes ) );
 272
 273         $template->param( action => 'edit' );
 274     }
 275     else {
 276         my %borrower_changes = DelUnchangedFields( $borrowernumber, %borrower );
 277         $borrower_changes{'changed_fields'} = join ',', keys %borrower_changes;
 278         my $extended_attributes_changes = FilterUnchangedAttributes( $borrowernumber, $attributes );
 279
 280         if ( %borrower_changes || scalar @{$extended_attributes_changes} > 0 ) {
 281             ( $template, $borrowernumber, $cookie ) = get_template_and_user(
 282                 {
 283                     template_name   => "opac-memberentry-update-submitted.tt",
 284                     type            => "opac",
 285                     query           => $cgi,
 286                     authnotrequired => 1,
 287                 }
 288             );
 289
 290             $borrower_changes{borrowernumber} = $borrowernumber;
 291             $borrower_changes{extended_attributes} = to_json($extended_attributes_changes);
 292
 293             Koha::Patron::Modifications->search({ borrowernumber => $borrowernumber })->delete;
 294
 295             my $m = Koha::Patron::Modification->new( \%borrower_changes )->store();
 296
 297             my $patron = Koha::Patrons->find( $borrowernumber );
 298             $template->param( borrower => $patron->unblessed );
 299         }
 300         else {
 301             my $patron = Koha::Patrons->find( $borrowernumber );
 302             $template->param(
 303                 action => 'edit',
 304                 nochanges => 1,
 305                 borrower => $patron->unblessed,
 306                 patron_attribute_classes => GeneratePatronAttributesForm( $borrowernumber, $attributes ),
 307                 csrf_token => Koha::Token->new->generate_csrf({
 308                     session_id => scalar $cgi->cookie('CGISESSID'),
 309                 }),
 310             );
 311         }
 312     }
 313 }
 314 elsif ( $action eq 'edit' ) {    #Display logged in borrower's data
 315     my $patron = Koha::Patrons->find( $borrowernumber );
 316     my $borrower = $patron->unblessed;
 317
 318     $template->param(
 319         borrower  => $borrower,
 320         hidden => GetHiddenFields( $mandatory, 'edit' ),
 321         csrf_token => Koha::Token->new->generate_csrf({
 322             session_id => scalar $cgi->cookie('CGISESSID'),
 323         }),
 324     );
 325
 326     if (C4::Context->preference('OPACpatronimages')) {
 327         $template->param( display_patron_image => 1 ) if $patron->image;
 328     }
 329
 330     $template->param( patron_attribute_classes => GeneratePatronAttributesForm( $borrowernumber ) );
 331 } else {
 332     # Render self-registration page
 333     $template->param( patron_attribute_classes => GeneratePatronAttributesForm() );
 334 }
 335
 336 my $captcha = random_string("CCCCC");
 337 my $patron_param = Koha::Patrons->find( $borrowernumber );
 338 $template->param(
 339     has_guarantor_flag => $patron_param->guarantor_relationships->guarantors->_resultset->count
 340 ) if $patron_param;
 341
 342 $template->param(
 343     captcha        => $captcha,
 344     captcha_digest => md5_base64($captcha),
 345     patron         => $patron_param
 346 );
 347
 348 output_html_with_http_headers $cgi, $cookie, $template->output, undef, { force_no_caching => 1 };
 349
 350 sub GetHiddenFields {
 351     my ( $mandatory, $action ) = @_;
 352     my %hidden_fields;
 353
 354     my $BorrowerUnwantedField = $action eq 'edit' || $action eq 'update' ?
 355       C4::Context->preference( "PatronSelfModificationBorrowerUnwantedField" ) :
 356       C4::Context->preference( "PatronSelfRegistrationBorrowerUnwantedField" );
 357
 358     my @fields = split( /\|/, $BorrowerUnwantedField || q|| );
 359     foreach (@fields) {
 360         next unless m/\w/o;
 361         #Don't hide mandatory fields
 362         next if $mandatory->{$_};
 363         $hidden_fields{$_} = 1;
 364     }
 365
 366     return \%hidden_fields;
 367 }
 368
 369 sub GetMandatoryFields {
 370     my ($action) = @_;
 371
 372     my %mandatory_fields;
 373
 374     my $BorrowerMandatoryField =
 375       C4::Context->preference("PatronSelfRegistrationBorrowerMandatoryField");
 376
 377     my @fields = split( /\|/, $BorrowerMandatoryField );
 378     push @fields, 'gdpr_proc_consent' if C4::Context->preference('GDPR_Policy') && $action eq 'create';
 379
 380     foreach (@fields) {
 381         $mandatory_fields{$_} = 1;
 382     }
 383
 384     if ( $action eq 'create' || $action eq 'new' ) {
 385         $mandatory_fields{'email'} = 1
 386           if C4::Context->boolean_preference(
 387             'PatronSelfRegistrationVerifyByEmail');
 388     }
 389
 390     return \%mandatory_fields;
 391 }
 392
 393 sub CheckMandatoryFields {
 394     my ( $borrower, $action ) = @_;
 395
 396     my @empty_mandatory_fields;
 397
 398     my $mandatory_fields = GetMandatoryFields($action);
 399     delete $mandatory_fields->{'cardnumber'};
 400
 401     foreach my $key ( keys %$mandatory_fields ) {
 402         push( @empty_mandatory_fields, $key )
 403           unless ( defined( $borrower->{$key} ) && $borrower->{$key} );
 404     }
 405
 406     return @empty_mandatory_fields;
 407 }
 408
 409 sub CheckForInvalidFields {
 410     my $borrower = shift;
 411     my @invalidFields;
 412     if ($borrower->{'email'}) {
 413         unless ( Email::Valid->address($borrower->{'email'}) ) {
 414             push(@invalidFields, "email");
 415         } elsif ( C4::Context->preference("PatronSelfRegistrationEmailMustBeUnique") ) {
 416             my $patrons_with_same_email = Koha::Patrons->search( # FIXME Should be search_limited?
 417                 {
 418                     email => $borrower->{email},
 419                     (
 420                         exists $borrower->{borrowernumber}
 421                         ? ( borrowernumber =>
 422                               { '!=' => $borrower->{borrowernumber} } )
 423                         : ()
 424                     )
 425                 }
 426             )->count;
 427             if ( $patrons_with_same_email ) {
 428                 push @invalidFields, "duplicate_email";
 429             }
 430         }
 431     }
 432     if ($borrower->{'emailpro'}) {
 433         push(@invalidFields, "emailpro") if (!Email::Valid->address($borrower->{'emailpro'}));
 434     }
 435     if ($borrower->{'B_email'}) {
 436         push(@invalidFields, "B_email") if (!Email::Valid->address($borrower->{'B_email'}));
 437     }
 438     if ( defined $borrower->{'password'}
 439         and $borrower->{'password'} ne $borrower->{'password2'} )
 440     {
 441         push( @invalidFields, "password_match" );
 442     }
 443     if ( $borrower->{'password'} ) {
 444         my ( $is_valid, $error ) = Koha::AuthUtils::is_password_valid( $borrower->{password} );
 445           unless ( $is_valid ) {
 446               push @invalidFields, 'password_too_short' if $error eq 'too_short';
 447               push @invalidFields, 'password_too_weak' if $error eq 'too_weak';
 448               push @invalidFields, 'password_has_whitespaces' if $error eq 'has_whitespaces';
 449           }
 450     }
 451
 452     return \@invalidFields;
 453 }
 454
 455 sub ParseCgiForBorrower {
 456     my ($cgi) = @_;
 457
 458     my $scrubber = C4::Scrubber->new();
 459     my %borrower;
 460
 461     foreach my $field ( $cgi->param ) {
 462         if ( $field =~ '^borrower_' ) {
 463             my ($key) = substr( $field, 9 );
 464             if ( $field !~ '^borrower_password' ) {
 465                 $borrower{$key} = $scrubber->scrub( scalar $cgi->param($field) );
 466             } else {
 467                 # Allow html characters for passwords
 468                 $borrower{$key} = $cgi->param($field);
 469             }
 470         }
 471     }
 472
 473     my $dob_dt;
 474     $dob_dt = eval { dt_from_string( $borrower{'dateofbirth'} ); }
 475         if ( $borrower{'dateofbirth'} );
 476
 477     if ( $dob_dt ) {
 478         $borrower{'dateofbirth'} = output_pref ( { dt => $dob_dt, dateonly => 1, dateformat => 'iso' } );
 479     }
 480     else {
 481         # Trigger validation
 482         $borrower{'dateofbirth'} = undef;
 483     }
 484
 485     # Replace checkbox 'agreed' by datetime in gdpr_proc_consent
 486     $borrower{gdpr_proc_consent} = dt_from_string if  $borrower{gdpr_proc_consent} && $borrower{gdpr_proc_consent} eq 'agreed';
 487
 488     return %borrower;
 489 }
 490
 491 sub DelUnchangedFields {
 492     my ( $borrowernumber, %new_data ) = @_;
 493     # get the mandatory fields so we can get the hidden fields
 494     my $mandatory = GetMandatoryFields('edit');
 495     my $patron = Koha::Patrons->find( $borrowernumber );
 496     my $current_data = $patron->unblessed;
 497     # get the hidden fields so we don't obliterate them should they have data patrons aren't allowed to modify
 498     my $hidden_fields = GetHiddenFields($mandatory, 'edit');
 499
 500
 501     foreach my $key ( keys %new_data ) {
 502         next if defined($new_data{$key}) xor defined($current_data->{$key});
 503         if ( !defined($new_data{$key}) || $current_data->{$key} eq $new_data{$key} || $hidden_fields->{$key} ) {
 504            delete $new_data{$key};
 505         }
 506     }
 507
 508     return %new_data;
 509 }
 510
 511 sub DelEmptyFields {
 512     my (%borrower) = @_;
 513
 514     foreach my $key ( keys %borrower ) {
 515         delete $borrower{$key} unless $borrower{$key};
 516     }
 517
 518     return %borrower;
 519 }
 520
 521 sub FilterUnchangedAttributes {
 522     my ( $borrowernumber, $entered_attributes ) = @_;
 523
 524     my @patron_attributes = grep {$_->type->opac_editable ? $_ : ()} Koha::Patron::Attributes->search({ borrowernumber => $borrowernumber })->as_list;
 525
 526     my $patron_attribute_types;
 527     foreach my $attr (@patron_attributes) {
 528         $patron_attribute_types->{ $attr->code } += 1;
 529     }
 530
 531     my $passed_attribute_types;
 532     foreach my $attr (@{ $entered_attributes }) {
 533         $passed_attribute_types->{ $attr->{ code } } += 1;
 534     }
 535
 536     my @changed_attributes;
 537
 538     # Loop through the current patron attributes
 539     foreach my $attribute_type ( keys %{ $patron_attribute_types } ) {
 540         if ( $patron_attribute_types->{ $attribute_type } !=  $passed_attribute_types->{ $attribute_type } ) {
 541             # count differs, overwrite all attributes for given type
 542             foreach my $attr (@{ $entered_attributes }) {
 543                 push @changed_attributes, $attr
 544                     if $attr->{ code } eq $attribute_type;
 545             }
 546         } else {
 547             # count matches, check values
 548             my $changes = 0;
 549             foreach my $attr (grep { $_->code eq $attribute_type } @patron_attributes) {
 550                 $changes = 1
 551                     unless any { $_->{ value } eq $attr->attribute } @{ $entered_attributes };
 552                 last if $changes;
 553             }
 554
 555             if ( $changes ) {
 556                 foreach my $attr (@{ $entered_attributes }) {
 557                     push @changed_attributes, $attr
 558                         if $attr->{ code } eq $attribute_type;
 559                 }
 560             }
 561         }
 562     }
 563
 564     # Loop through passed attributes, looking for new ones
 565     foreach my $attribute_type ( keys %{ $passed_attribute_types } ) {
 566         if ( !defined $patron_attribute_types->{ $attribute_type } ) {
 567             # YAY, new stuff
 568             foreach my $attr (grep { $_->{code} eq $attribute_type } @{ $entered_attributes }) {
 569                 push @changed_attributes, $attr;
 570             }
 571         }
 572     }
 573
 574     return \@changed_attributes;
 575 }
 576
 577 sub GeneratePatronAttributesForm {
 578     my ( $borrowernumber, $entered_attributes ) = @_;
 579
 580     # Get all attribute types and the values for this patron (if applicable)
 581     my @types = grep { $_->opac_editable() or $_->opac_display }
 582         Koha::Patron::Attribute::Types->search()->as_list();
 583     if ( scalar(@types) == 0 ) {
 584         return [];
 585     }
 586
 587     my @displayable_attributes = grep { $_->type->opac_display ? $_ : () }
 588         Koha::Patron::Attributes->search({ borrowernumber => $borrowernumber })->as_list;
 589
 590     my %attr_values = ();
 591
 592     # Build the attribute values list either from the passed values
 593     # or taken from the patron itself
 594     if ( defined $entered_attributes ) {
 595         foreach my $attr (@$entered_attributes) {
 596             push @{ $attr_values{ $attr->{code} } }, $attr->{value};
 597         }
 598     }
 599     elsif ( defined $borrowernumber ) {
 600         my @editable_attributes = grep { $_->type->opac_editable ? $_ : () } @displayable_attributes;
 601         foreach my $attr (@editable_attributes) {
 602             push @{ $attr_values{ $attr->code } }, $attr->attribute;
 603         }
 604     }
 605
 606     # Add the non-editable attributes (that don't come from the form)
 607     foreach my $attr ( grep { !$_->type->opac_editable } @displayable_attributes ) {
 608         push @{ $attr_values{ $attr->code } }, $attr->attribute;
 609     }
 610
 611     # Find all existing classes
 612     my @classes = sort( uniq( map { $_->class } @types ) );
 613     my %items_by_class;
 614
 615     foreach my $attr_type (@types) {
 616         push @{ $items_by_class{ $attr_type->class() } }, {
 617             type => $attr_type,
 618             # If editable, make sure there's at least one empty entry,
 619             # to make the template's job easier
 620             values => $attr_values{ $attr_type->code() } || ['']
 621         }
 622             unless !defined $attr_values{ $attr_type->code() }
 623                     and !$attr_type->opac_editable;
 624     }
 625
 626     # Finally, build a list of containing classes
 627     my @class_loop;
 628     foreach my $class (@classes) {
 629         next unless ( $items_by_class{$class} );
 630
 631         my $av = Koha::AuthorisedValues->search(
 632             { category => 'PA_CLASS', authorised_value => $class } );
 633
 634         my $lib = $av->count ? $av->next->opac_description : $class;
 635
 636         push @class_loop,
 637             {
 638             class => $class,
 639             items => $items_by_class{$class},
 640             lib   => $lib,
 641             };
 642     }
 643
 644     return \@class_loop;
 645 }
 646
 647 sub ParsePatronAttributes {
 648     my ( $borrowernumber, $cgi ) = @_;
 649
 650     my @codes  = $cgi->multi_param('patron_attribute_code');
 651     my @values = $cgi->multi_param('patron_attribute_value');
 652
 653     my @editable_attribute_types
 654         = map { $_->code } Koha::Patron::Attribute::Types->search({ opac_editable => 1 });
 655
 656     my $ea = each_array( @codes, @values );
 657     my @attributes;
 658
 659     my $delete_candidates = {};
 660
 661     while ( my ( $code, $value ) = $ea->() ) {
 662         if ( any { $_ eq $code } @editable_attribute_types ) {
 663             # It is an editable attribute
 664             if ( !defined($value) or $value eq '' ) {
 665                 $delete_candidates->{$code} = 1
 666                     unless $delete_candidates->{$code};
 667             }
 668             else {
 669                 # we've got a value
 670                 push @attributes, { code => $code, attribute => $value };
 671
 672                 # 'code' is no longer a delete candidate
 673                 delete $delete_candidates->{$code}
 674                     if defined $delete_candidates->{$code};
 675             }
 676         }
 677     }
 678
 679     foreach my $code ( keys %{$delete_candidates} ) {
 680         if ( Koha::Patron::Attributes->search({
 681                 borrowernumber => $borrowernumber, code => $code })->count > 0 )
 682         {
 683             push @attributes, { code => $code, attribute => '' }
 684                 unless any { $_->{code} eq $code } @attributes;
 685         }
 686     }
 687
 688     return \@attributes;
 689 }
 690
 691
 692 1;