use Carp;
+use C4::Auth;
+
+use Koha::Patrons;
use Koha::Database;
+use Koha::DateUtils qw( dt_from_string );
+use Koha::Exceptions;
+use Koha::Virtualshelfshare;
+use Koha::Virtualshelfshares;
+use Koha::Virtualshelfcontent;
+use Koha::Virtualshelfcontents;
use base qw(Koha::Object);
=cut
-sub type {
- return 'Virtualshelf';
+our $PRIVATE = 1;
+our $PUBLIC = 2;
+
+sub store {
+ my ( $self ) = @_;
+
+ unless ( $self->owner ) {
+ Koha::Exceptions::Virtualshelves::UseDbAdminAccount->throw;
+ }
+
+ unless ( $self->is_shelfname_valid ) {
+ Koha::Exceptions::Virtualshelves::DuplicateObject->throw;
+ }
+
+ $self->allow_change_from_owner( 1 )
+ unless defined $self->allow_change_from_owner;
+ $self->allow_change_from_others( 0 )
+ unless defined $self->allow_change_from_others;
+
+ $self->created_on( dt_from_string )
+ unless defined $self->created_on;
+
+ return $self->SUPER::store( $self );
+}
+
+sub is_public {
+ my ( $self ) = @_;
+ return $self->category == $PUBLIC;
+}
+
+sub is_private {
+ my ( $self ) = @_;
+ return $self->category == $PRIVATE;
+}
+
+sub is_shelfname_valid {
+ my ( $self ) = @_;
+
+ my $conditions = {
+ shelfname => $self->shelfname,
+ ( $self->shelfnumber ? ( "me.shelfnumber" => { '!=', $self->shelfnumber } ) : () ),
+ };
+
+ if ( $self->is_private and defined $self->owner ) {
+ $conditions->{-or} = {
+ "virtualshelfshares.borrowernumber" => $self->owner,
+ "me.owner" => $self->owner,
+ };
+ $conditions->{category} = $PRIVATE;
+ }
+ elsif ( $self->is_private and not defined $self->owner ) {
+ $conditions->{owner} = undef;
+ $conditions->{category} = $PRIVATE;
+ }
+ else {
+ $conditions->{category} = $PUBLIC;
+ }
+
+ my $count = Koha::Virtualshelves->search(
+ $conditions,
+ {
+ join => 'virtualshelfshares',
+ }
+ )->count;
+ return $count ? 0 : 1;
+}
+
+sub get_shares {
+ my ( $self ) = @_;
+ my $rs = $self->{_result}->virtualshelfshares;
+ my $shares = Koha::Virtualshelfshares->_new_from_dbic( $rs );
+ return $shares;
+}
+
+sub get_contents {
+ my ( $self ) = @_;
+ my $rs = $self->{_result}->virtualshelfcontents;
+ my $contents = Koha::Virtualshelfcontents->_new_from_dbic( $rs );
+ return $contents;
+}
+
+sub share {
+ my ( $self, $key ) = @_;
+ unless ( $key ) {
+ Koha::Exceptions::Virtualshelves::InvalidKeyOnSharing->throw;
+ }
+ Koha::Virtualshelfshare->new(
+ {
+ shelfnumber => $self->shelfnumber,
+ invitekey => $key,
+ sharedate => dt_from_string,
+ }
+ )->store;
+}
+
+sub is_shared {
+ my ( $self ) = @_;
+ return $self->get_shares->search(
+ {
+ borrowernumber => { '!=' => undef },
+ }
+ )->count;
+}
+
+sub is_shared_with {
+ my ( $self, $borrowernumber ) = @_;
+ return unless $borrowernumber;
+ return $self->get_shares->search(
+ {
+ borrowernumber => $borrowernumber,
+ }
+ )->count;
+}
+
+sub remove_share {
+ my ( $self, $borrowernumber ) = @_;
+ my $shelves = Koha::Virtualshelfshares->search(
+ {
+ shelfnumber => $self->shelfnumber,
+ borrowernumber => $borrowernumber,
+ }
+ );
+ return 0 unless $shelves->count;
+
+ # Only 1 share with 1 patron can exist
+ return $shelves->next->delete;
+}
+
+sub add_biblio {
+ my ( $self, $biblionumber, $borrowernumber ) = @_;
+ return unless $biblionumber;
+ my $already_exists = $self->get_contents->search(
+ {
+ biblionumber => $biblionumber,
+ }
+ )->count;
+ return if $already_exists;
+
+ # Check permissions
+ return unless ( $self->owner == $borrowernumber && $self->allow_change_from_owner ) || $self->allow_change_from_others;
+
+ my $content = Koha::Virtualshelfcontent->new(
+ {
+ shelfnumber => $self->shelfnumber,
+ biblionumber => $biblionumber,
+ borrowernumber => $borrowernumber,
+ }
+ )->store;
+ $self->lastmodified(dt_from_string);
+ $self->store;
+
+ return $content;
+}
+
+sub remove_biblios {
+ my ( $self, $params ) = @_;
+ my $biblionumbers = $params->{biblionumbers} || [];
+ my $borrowernumber = $params->{borrowernumber};
+ return unless @$biblionumbers;
+
+ my $number_removed = 0;
+ if( ( $self->owner == $borrowernumber && $self->allow_change_from_owner )
+ || $self->allow_change_from_others ) {
+ $number_removed += $self->get_contents->search({
+ biblionumber => $biblionumbers,
+ })->delete;
+ }
+ return $number_removed;
+}
+
+sub can_be_viewed {
+ my ( $self, $borrowernumber ) = @_;
+ return 1 if $self->is_public;
+ return 0 unless $borrowernumber;
+ return 1 if $self->owner == $borrowernumber;
+ return $self->get_shares->search(
+ {
+ borrowernumber => $borrowernumber,
+ }
+ )->count;
+}
+
+sub can_be_deleted {
+ my ( $self, $borrowernumber ) = @_;
+
+ return 0 unless $borrowernumber;
+ return 1 if $self->owner == $borrowernumber;
+
+ my $patron = Koha::Patrons->find( $borrowernumber );
+
+ return 1 if $self->is_public and C4::Auth::haspermission( $patron->userid, { lists => 'delete_public_lists' } );
+
+ return 0;
+}
+
+sub can_be_managed {
+ my ( $self, $borrowernumber ) = @_;
+ return 1
+ if $borrowernumber and $self->owner == $borrowernumber;
+ return 0;
+}
+
+sub can_biblios_be_added {
+ my ( $self, $borrowernumber ) = @_;
+
+ return 1
+ if $borrowernumber
+ and ( ( $self->owner == $borrowernumber && $self->allow_change_from_owner ) or $self->allow_change_from_others );
+ return 0;
+}
+
+sub can_biblios_be_removed {
+ my ( $self, $borrowernumber ) = @_;
+ return $self->can_biblios_be_added( $borrowernumber );
+ # Same answer since bug 18228
+}
+
+sub _type {
+ return 'Virtualshelve';
}
1;