C4/SIP/ILS/Item.pm

   1 #
   2 # ILS::Item.pm
   3 #
   4 # A Class for hiding the ILS's concept of the item from OpenSIP
   5 #
   6
   7 package C4::SIP::ILS::Item;
   8
   9 use strict;
  10 use warnings;
  11
  12 use C4::SIP::Sip qw(siplog);
  13 use Carp;
  14 use Template;
  15
  16 use C4::SIP::ILS::Transaction;
  17
  18 use C4::Debug;
  19 use C4::Context;
  20 use C4::Biblio;
  21 use C4::Items;
  22 use C4::Circulation;
  23 use C4::Members;
  24 use C4::Reserves;
  25 use Koha::Database;
  26 use Koha::Biblios;
  27 use Koha::Checkouts;
  28 use Koha::DateUtils;
  29 use Koha::Patrons;
  30 use Koha::Items;
  31 use Koha::Holds;
  32
  33 =encoding UTF-8
  34
  35 =head1 EXAMPLE
  36
  37  our %item_db = (
  38     '1565921879' => {
  39         title => "Perl 5 desktop reference",
  40         id => '1565921879',
  41         sip_media_type => '001',
  42         magnetic_media => 0,
  43         hold_queue => [],
  44     },
  45     '0440242746' => {
  46         title => "The deep blue alibi",
  47         id => '0440242746',
  48         sip_media_type => '001',
  49         magnetic_media => 0,
  50         hold_queue => [
  51             {
  52             itemnumber => '823',
  53             priority => '1',
  54             reservenotes => undef,
  55             reservedate => '2008-10-09',
  56             found => undef,
  57             rtimestamp => '2008-10-09 11:15:06',
  58             biblionumber => '406',
  59             borrowernumber => '756',
  60             branchcode => 'CPL'
  61             }
  62         ],
  63     },
  64     '660' => {
  65         title => "Harry Potter y el cáliz de fuego",
  66         id => '660',
  67         sip_media_type => '001',
  68         magnetic_media => 0,
  69         hold_queue => [],
  70     },
  71 );
  72
  73 =cut
  74
  75 sub new {
  76     my ($class, $item_id) = @_;
  77     my $type = ref($class) || $class;
  78     my $item = Koha::Items->find( { barcode => barcodedecode( $item_id ) } );
  79     unless ( $item ) {
  80         siplog("LOG_DEBUG", "new ILS::Item('%s'): not found", $item_id);
  81         warn "new ILS::Item($item_id) : No item '$item_id'.";
  82         return;
  83     }
  84     my $self = $item->unblessed;
  85     $self->{      'id'       } = $item->barcode;     # to SIP, the barcode IS the id.
  86     $self->{permanent_location}= $item->homebranch;
  87     $self->{'collection_code'} = $item->ccode;
  88     $self->{  'call_number'  } = $item->itemcallnumber;
  89
  90     my $it = $item->effective_itemtype;
  91     my $itemtype = Koha::Database->new()->schema()->resultset('Itemtype')->find( $it );
  92     $self->{sip_media_type} = $itemtype->sip_media_type() if $itemtype;
  93
  94     # check if its on issue and if so get the borrower
  95     my $issue = Koha::Checkouts->find( { itemnumber => $item->itemnumber } );
  96     if ($issue) {
  97         $self->{due_date} = dt_from_string( $issue->date_due, 'sql' )->truncate( to => 'minute' );
  98         my $patron = Koha::Patrons->find( $issue->borrowernumber );
  99         $self->{borrowernumber} = $patron->borrowernumber;
 100     }
 101     my $biblio = Koha::Biblios->find( $self->{biblionumber} );
 102     my $holds = $biblio->current_holds->unblessed;
 103     $self->{hold_queue} = $holds;
 104     $self->{hold_shelf}    = [( grep {   defined $_->{found}  and $_->{found} eq 'W' } @{$self->{hold_queue}} )];
 105     $self->{pending_queue} = [( grep {(! defined $_->{found}) or  $_->{found} ne 'W' } @{$self->{hold_queue}} )];
 106     $self->{title} = $biblio->title;
 107     $self->{author} = $biblio->author;
 108     bless $self, $type;
 109
 110     siplog( "LOG_DEBUG", "new ILS::Item('%s'): found with title '%s'",
 111         $item_id, $self->{title} // '' );
 112
 113     return $self;
 114 }
 115
 116 # 0 means read-only
 117 # 1 means read/write
 118
 119 my %fields = (
 120     id                  => 0,
 121     sip_media_type      => 0,
 122     sip_item_properties => 0,
 123     magnetic_media      => 0,
 124     permanent_location  => 0,
 125     current_location    => 0,
 126     print_line          => 1,
 127     screen_msg          => 1,
 128     itemnumber          => 0,
 129     biblionumber        => 0,
 130     barcode             => 0,
 131     onloan              => 0,
 132     collection_code     => 0,
 133     call_number         => 0,
 134     enumchron           => 0,
 135     location            => 0,
 136     author              => 0,
 137     title               => 0,
 138 );
 139
 140 sub next_hold {
 141     my $self = shift;
 142     # use Data::Dumper; warn "next_hold() hold_shelf: " . Dumper($self->{hold_shelf}); warn "next_hold() pending_queue: " . $self->{pending_queue};
 143     foreach (@{$self->hold_shelf}) {    # If this item was taken from the hold shelf, then that reserve still governs
 144         next unless ($_->{itemnumber} and $_->{itemnumber} == $self->{itemnumber});
 145         return $_;
 146     }
 147     if (scalar @{$self->{pending_queue}}) {    # Otherwise, if there is at least one hold, the first (best priority) gets it
 148         return  $self->{pending_queue}->[0];
 149     }
 150     return;
 151 }
 152
 153 # hold_patron_id is NOT the barcode.  It's the borrowernumber.
 154 # If a return triggers capture for a hold the borrowernumber is passed
 155 # and saved so that other hold info can be retrieved
 156 sub hold_patron_id {
 157     my $self = shift;
 158     my $id   = shift;
 159     if ($id) {
 160         $self->{hold}->{borrowernumber} = $id;
 161     }
 162     if ($self->{hold} ) {
 163         return $self->{hold}->{borrowernumber};
 164     }
 165     return;
 166
 167 }
 168 sub hold_patron_name {
 169     my ( $self, $template ) = @_;
 170     my $borrowernumber = $self->hold_patron_id() or return;
 171
 172     if ($template) {
 173         my $tt = Template->new();
 174
 175         my $patron = Koha::Patrons->find($borrowernumber);
 176
 177         my $output;
 178         $tt->process( \$template, { patron => $patron }, \$output );
 179         return $output;
 180     }
 181
 182     my $holder = Koha::Patrons->find( $borrowernumber );
 183     unless ($holder) {
 184         siplog("LOG_ERR", "While checking hold, failed to retrieve the patron with borrowernumber '$borrowernumber'");
 185         return;
 186     }
 187     my $email = $holder->email || '';
 188     my $phone = $holder->phone || '';
 189     my $extra = ($email and $phone) ? " ($email, $phone)" :  # both populated, employ comma
 190                 ($email or  $phone) ? " ($email$phone)"   :  # only 1 populated, we don't care which: no comma
 191                 "" ;                                         # neither populated, empty string
 192     my $name = $holder->firstname ? $holder->firstname . ' ' : '';
 193     $name .= $holder->surname . $extra;
 194     return $name;
 195 }
 196
 197 sub hold_patron_bcode {
 198     my $self = shift;
 199     my $borrowernumber = (@_ ? shift: $self->hold_patron_id()) or return q{};
 200     my $holder = Koha::Patrons->find( $borrowernumber );
 201     if ($holder and $holder->cardnumber ) {
 202         return $holder->cardnumber;
 203     }
 204     return q();
 205 }
 206
 207 sub destination_loc {
 208     my $self = shift;
 209     my $set_loc = shift;
 210     if ($set_loc) {
 211         $self->{dest_loc} = $set_loc;
 212     }
 213     if ($self->{dest_loc} ) {
 214         return $self->{dest_loc};
 215     }
 216     return q{};
 217 }
 218
 219 our $AUTOLOAD;
 220
 221 sub DESTROY { } # keeps AUTOLOAD from catching inherent DESTROY calls
 222
 223 sub AUTOLOAD {
 224     my $self = shift;
 225     my $class = ref($self) or croak "$self is not an object";
 226     my $name = $AUTOLOAD;
 227
 228     $name =~ s/.*://;
 229
 230     unless (exists $fields{$name}) {
 231                 croak "Cannot access '$name' field of class '$class'";
 232     }
 233
 234         if (@_) {
 235         $fields{$name} or croak "Field '$name' of class '$class' is READ ONLY.";
 236                 return $self->{$name} = shift;
 237         } else {
 238                 return $self->{$name};
 239         }
 240 }
 241
 242 sub status_update {     # FIXME: this looks unimplemented
 243     my ($self, $props) = @_;
 244     my $status = C4::SIP::ILS::Transaction->new();
 245     $self->{sip_item_properties} = $props;
 246     $status->{ok} = 1;
 247     return $status;
 248 }
 249
 250 sub title_id {
 251     my $self = shift;
 252     return $self->{title};
 253 }
 254
 255 sub sip_circulation_status {
 256     my $self = shift;
 257     if ( $self->{borrowernumber} ) {
 258         return '04';    # charged
 259     }
 260     elsif ( grep { $_->{itemnumber} == $self->{itemnumber}  } @{ $self->{hold_shelf} } ) {
 261         return '08';    # waiting on hold shelf
 262     }
 263     else {
 264         return '03';    # available
 265     }    # FIXME: 01-13 enumerated in spec.
 266 }
 267
 268 sub sip_security_marker {
 269     my $self = shift;
 270     return '02';        # FIXME? 00-other; 01-None; 02-Tattle-Tape Security Strip (3M); 03-Whisper Tape (3M)
 271 }
 272 sub sip_fee_type {
 273     my $self = shift;
 274     return '01';    # FIXME? 01-09 enumerated in spec.  We just use O1-other/unknown.
 275 }
 276
 277 sub fee {
 278     my $self = shift;
 279     return $self->{fee} || 0;
 280 }
 281 sub fee_currency {
 282     my $self = shift;
 283     return $self->{currency} || 'USD';
 284 }
 285 sub owner {
 286     my $self = shift;
 287     return $self->{homebranch};
 288 }
 289 sub hold_queue {
 290     my $self = shift;
 291         (defined $self->{hold_queue}) or return [];
 292     return $self->{hold_queue};
 293 }
 294 sub pending_queue {
 295     my $self = shift;
 296         (defined $self->{pending_queue}) or return [];
 297     return $self->{pending_queue};
 298 }
 299 sub hold_shelf {
 300     my $self = shift;
 301         (defined $self->{hold_shelf}) or return [];
 302     return $self->{hold_shelf};
 303 }
 304
 305 sub hold_queue_position {
 306         my ($self, $patron_id) = @_;
 307         ($self->{hold_queue}) or return 0;
 308         my $i = 0;
 309         foreach (@{$self->{hold_queue}}) {
 310                 $i++;
 311                 $_->{patron_id} or next;
 312                 if ($self->barcode_is_borrowernumber($patron_id, $_->{borrowernumber})) {
 313                         return $i;  # maybe should return $_->{priority}
 314                 }
 315         }
 316     return 0;
 317 }
 318
 319 sub due_date {
 320     my $self = shift;
 321     return $self->{due_date} || 0;
 322 }
 323 sub recall_date {
 324     my $self = shift;
 325     return $self->{recall_date} || 0;
 326 }
 327 sub hold_pickup_date {
 328     my $self = shift;
 329
 330     my $hold = Koha::Holds->find({ itemnumber => $self->{itemnumber}, found => 'W' });
 331     if ( $hold ) {
 332         return $hold->expirationdate || 0;
 333     }
 334
 335     return 0;
 336 }
 337
 338 # This is a partial check of "availability".  It is not supposed to check everything here.
 339 # An item is available for a patron if it is:
 340 # 1) checked out to the same patron
 341 #    AND no pending (i.e. non-W) hold queue
 342 # OR
 343 # 2) not checked out
 344 #    AND (not on hold_shelf OR is on hold_shelf for patron)
 345 #
 346 # What this means is we are consciously allowing the patron to checkout (but not renew) an item that DOES
 347 # have non-W holds on it, but has not been "picked" from the stacks.  That is to say, the
 348 # patron has retrieved the item before the librarian.
 349 #
 350 # We don't check if the patron is at the front of the pending queue in the first case, because
 351 # they should not be able to place a hold on an item they already have.
 352
 353 sub available {
 354         my ($self, $for_patron) = @_;
 355         my $count  = (defined $self->{pending_queue}) ? scalar @{$self->{pending_queue}} : 0;
 356         my $count2 = (defined $self->{hold_shelf}   ) ? scalar @{$self->{hold_shelf}   } : 0;
 357         $debug and print STDERR "availability check: pending_queue size $count, hold_shelf size $count2\n";
 358     if (defined($self->{borrowernumber})) {
 359         ($self->{borrowernumber} eq $for_patron) or return 0;
 360                 return ($count ? 0 : 1);
 361         } else {        # not checked out
 362         ($count2) and return $self->barcode_is_borrowernumber($for_patron, $self->{hold_shelf}[0]->{borrowernumber});
 363         }
 364         return 0;
 365 }
 366
 367 sub _barcode_to_borrowernumber {
 368     my $known = shift;
 369     return unless defined $known;
 370     my $patron = Koha::Patrons->find( { cardnumber => $known } ) or return;
 371     return $patron->borrowernumber
 372 }
 373 sub barcode_is_borrowernumber {    # because hold_queue only has borrowernumber...
 374     my $self = shift;
 375     my $barcode = shift;
 376     my $number  = shift or return;    # can't be zero
 377     return unless defined $barcode; # might be 0 or 000 or 000000
 378     my $converted = _barcode_to_borrowernumber($barcode);
 379     return unless $converted;
 380     return ($number == $converted);
 381 }
 382 sub fill_reserve {
 383     my $self = shift;
 384     my $hold = shift or return;
 385     foreach (qw(biblionumber borrowernumber reservedate)) {
 386         $hold->{$_} or return;
 387     }
 388     return ModReserveFill($hold);
 389 }
 390 1;
 391 __END__
 392