Koha/Patrons.pm

   1 package Koha::Patrons;
   2
   3 # Copyright 2014 ByWater Solutions
   4 # Copyright 2016 Koha Development Team
   5 #
   6 # This file is part of Koha.
   7 #
   8 # Koha is free software; you can redistribute it and/or modify it under the
   9 # terms of the GNU General Public License as published by the Free Software
  10 # Foundation; either version 3 of the License, or (at your option) any later
  11 # version.
  12 #
  13 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  14 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  15 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with Koha; if not, write to the Free Software Foundation, Inc.,
  19 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20
  21 use Modern::Perl;
  22
  23 use Carp;
  24
  25 use Koha::Database;
  26 use Koha::DateUtils;
  27
  28 use Koha::ArticleRequests;
  29 use Koha::ArticleRequest::Status;
  30 use Koha::Patron;
  31
  32 use base qw(Koha::Objects);
  33
  34 =head1 NAME
  35
  36 Koha::Patron - Koha Patron Object class
  37
  38 =head1 API
  39
  40 =head2 Class Methods
  41
  42 =cut
  43
  44 =head3 search_limited
  45
  46 my $patrons = Koha::Patrons->search_limit( $params, $attributes );
  47
  48 Returns all the patrons the logged in user is allowed to see
  49
  50 =cut
  51
  52 sub search_limited {
  53     my ( $self, $params, $attributes ) = @_;
  54
  55     my $userenv = C4::Context->userenv;
  56     my @restricted_branchcodes;
  57     if ( $userenv and $userenv->{number} ) {
  58         my $logged_in_user = Koha::Patrons->find( $userenv->{number} );
  59         @restricted_branchcodes = $logged_in_user->libraries_where_can_see_patrons;
  60     }
  61     $params->{'me.branchcode'} = { -in => \@restricted_branchcodes } if @restricted_branchcodes;
  62     return $self->search( $params, $attributes );
  63 }
  64
  65 =head3 search_housebound_choosers
  66
  67 Returns all Patrons which are Housebound choosers.
  68
  69 =cut
  70
  71 sub search_housebound_choosers {
  72     my ( $self ) = @_;
  73     my $cho = $self->_resultset
  74         ->search_related('housebound_role', {
  75             housebound_chooser => 1,
  76         })->search_related('borrowernumber');
  77     return Koha::Patrons->_new_from_dbic($cho);
  78 }
  79
  80 =head3 search_housebound_deliverers
  81
  82 Returns all Patrons which are Housebound deliverers.
  83
  84 =cut
  85
  86 sub search_housebound_deliverers {
  87     my ( $self ) = @_;
  88     my $del = $self->_resultset
  89         ->search_related('housebound_role', {
  90             housebound_deliverer => 1,
  91         })->search_related('borrowernumber');
  92     return Koha::Patrons->_new_from_dbic($del);
  93 }
  94
  95 =head3 search_upcoming_membership_expires
  96
  97 my $patrons = Koha::Patrons->search_upcoming_membership_expires();
  98
  99 The 'before' and 'after' represent the number of days before/after the date
 100 that is set by the preference MembershipExpiryDaysNotice.
 101 If the pref is 14, before 2 and after 3 then you will get all expires
 102 from 12 to 17 days.
 103
 104 =cut
 105
 106 sub search_upcoming_membership_expires {
 107     my ( $self, $params ) = @_;
 108     my $before = $params->{before} || 0;
 109     my $after  = $params->{after} || 0;
 110     delete $params->{before};
 111     delete $params->{after};
 112
 113     my $days = C4::Context->preference("MembershipExpiryDaysNotice") || 0;
 114     my $date_before = dt_from_string->add( days => $days - $before );
 115     my $date_after = dt_from_string->add( days => $days + $after );
 116     my $dtf = Koha::Database->new->schema->storage->datetime_parser;
 117
 118     $params->{dateexpiry} = {
 119         ">=" => $dtf->format_date( $date_before ),
 120         "<=" => $dtf->format_date( $date_after ),
 121     };
 122     return $self->SUPER::search(
 123         $params, { join => ['branchcode', 'categorycode'] }
 124     );
 125 }
 126
 127 =head3 guarantor
 128
 129 Returns a Koha::Patron object for this borrower's guarantor
 130
 131 =cut
 132
 133 sub guarantor {
 134     my ( $self ) = @_;
 135
 136     return Koha::Patrons->find( $self->guarantorid() );
 137 }
 138
 139 =head3 search_patrons_to_anonymise
 140
 141     my $patrons = Koha::Patrons->search_patrons_to_anonymise( { before => $older_than_date, [ library => $library ] } );
 142
 143 This method returns all patrons who has an issue history older than a given date.
 144
 145 =cut
 146
 147 sub search_patrons_to_anonymise {
 148     my ( $class, $params ) = @_;
 149     my $older_than_date = $params->{before};
 150     my $library         = $params->{library};
 151     $older_than_date = $older_than_date ? dt_from_string($older_than_date) : dt_from_string;
 152     $library ||=
 153       ( C4::Context->preference('IndependentBranches') && C4::Context->userenv && !C4::Context->IsSuperLibrarian() && C4::Context->userenv->{branch} )
 154       ? C4::Context->userenv->{branch}
 155       : undef;
 156
 157     my $dtf = Koha::Database->new->schema->storage->datetime_parser;
 158     my $rs = $class->_resultset->search(
 159         {   returndate                  => { '<'   =>  $dtf->format_datetime($older_than_date), },
 160             'old_issues.borrowernumber' => { 'not' => undef },
 161             privacy                     => { '<>'  => 0 },                  # Keep forever
 162             ( $library ? ( 'old_issues.branchcode' => $library ) : () ),
 163         },
 164         {   join     => ["old_issues"],
 165             distinct => 1,
 166         }
 167     );
 168     return Koha::Patrons->_new_from_dbic($rs);
 169 }
 170
 171 =head3 anonymise_issue_history
 172
 173     Koha::Patrons->search->anonymise_issue_history( { [ before => $older_than_date ] } );
 174
 175 Anonymise issue history (old_issues) for all patrons older than the given date (optional).
 176 To make sure all the conditions are met, the caller has the responsibility to
 177 call search_patrons_to_anonymise to filter the Koha::Patrons set
 178
 179 =cut
 180
 181 sub anonymise_issue_history {
 182     my ( $self, $params ) = @_;
 183
 184     my $older_than_date = $params->{before};
 185
 186     $older_than_date = dt_from_string $older_than_date if $older_than_date;
 187
 188     # The default of 0 does not work due to foreign key constraints
 189     # The anonymisation should not fail quietly if AnonymousPatron is not a valid entry
 190     # Set it to undef (NULL)
 191     my $dtf = Koha::Database->new->schema->storage->datetime_parser;
 192     my $nb_rows = 0;
 193     while ( my $patron = $self->next ) {
 194         my $old_issues_to_anonymise = $patron->old_checkouts->search(
 195         {
 196             (
 197                 $older_than_date
 198                 ? ( returndate =>
 199                       { '<' => $dtf->format_datetime($older_than_date) } )
 200                 : ()
 201             )
 202         }
 203         );
 204         my $anonymous_patron = C4::Context->preference('AnonymousPatron') || undef;
 205         $nb_rows += $old_issues_to_anonymise->update( { 'old_issues.borrowernumber' => $anonymous_patron } );
 206     }
 207     return $nb_rows;
 208 }
 209
 210 =head3 _type
 211
 212 =cut
 213
 214 sub _type {
 215     return 'Borrower';
 216 }
 217
 218 sub object_class {
 219     return 'Koha::Patron';
 220 }
 221
 222 =head1 AUTHOR
 223
 224 Kyle M Hall <kyle@bywatersolutions.com>
 225
 226 =cut
 227
 228 1;