C4/Accounts.pm

   1 package C4::Accounts;
   2
   3 # Copyright 2000-2002 Katipo Communications
   4 #
   5 # This file is part of Koha.
   6 #
   7 # Koha is free software; you can redistribute it and/or modify it
   8 # under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # Koha is distributed in the hope that it will be useful, but
  13 # WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  19
  20
  21 use strict;
  22 #use warnings; FIXME - Bug 2505
  23 use C4::Context;
  24 use C4::Stats;
  25 use C4::Members;
  26 use C4::Log qw(logaction);
  27 use Koha::Account;
  28 use Koha::Account::Lines;
  29 use Koha::Account::Offsets;
  30 use Koha::Items;
  31
  32 use Data::Dumper qw(Dumper);
  33
  34 use vars qw(@ISA @EXPORT);
  35
  36 BEGIN {
  37     require Exporter;
  38     @ISA    = qw(Exporter);
  39     @EXPORT = qw(
  40       &manualinvoice
  41       &getnextacctno
  42       &chargelostitem
  43       &purge_zero_balance_fees
  44     );
  45 }
  46
  47 =head1 NAME
  48
  49 C4::Accounts - Functions for dealing with Koha accounts
  50
  51 =head1 SYNOPSIS
  52
  53 use C4::Accounts;
  54
  55 =head1 DESCRIPTION
  56
  57 The functions in this module deal with the monetary aspect of Koha,
  58 including looking up and modifying the amount of money owed by a
  59 patron.
  60
  61 =head1 FUNCTIONS
  62
  63 =head2 getnextacctno
  64
  65   $nextacct = &getnextacctno($borrowernumber);
  66
  67 Returns the next unused account number for the patron with the given
  68 borrower number.
  69
  70 =cut
  71
  72 #'
  73 # FIXME - Okay, so what does the above actually _mean_?
  74 sub getnextacctno {
  75     my ($borrowernumber) = shift or return;
  76     my $sth = C4::Context->dbh->prepare(
  77         "SELECT accountno+1 FROM accountlines
  78             WHERE    (borrowernumber = ?)
  79             ORDER BY accountno DESC
  80             LIMIT 1"
  81     );
  82     $sth->execute($borrowernumber);
  83     return ($sth->fetchrow || 1);
  84 }
  85
  86 =head2 chargelostitem
  87
  88 In a default install of Koha the following lost values are set
  89 1 = Lost
  90 2 = Long overdue
  91 3 = Lost and paid for
  92
  93 FIXME: itemlost should be set to 3 after payment is made, should be a warning to the interface that a charge has been added
  94 FIXME : if no replacement price, borrower just doesn't get charged?
  95
  96 =cut
  97
  98 sub chargelostitem{
  99     my $dbh = C4::Context->dbh();
 100     my ($borrowernumber, $itemnumber, $amount, $description) = @_;
 101     my $itype = Koha::ItemTypes->find({ itemtype => Koha::Items->find($itemnumber)->effective_itemtype() });
 102     my $replacementprice = $amount;
 103     my $defaultreplacecost = $itype->defaultreplacecost;
 104     my $processfee = $itype->processfee;
 105     my $usedefaultreplacementcost = C4::Context->preference("useDefaultReplacementCost");
 106     my $processingfeenote = C4::Context->preference("ProcessingFeeNote");
 107     if ($usedefaultreplacementcost && $amount == 0 && $defaultreplacecost){
 108         $replacementprice = $defaultreplacecost;
 109     }
 110
 111     my $branchcode = C4::Context->userenv ? C4::Context->userenv->{'branch'} : undef;
 112
 113     # first make sure the borrower hasn't already been charged for this item
 114     # FIXME this should be more exact
 115     #       there is no reason a user can't lose an item, find and return it, and lost it again
 116     my $existing_charges = Koha::Account::Lines->search(
 117         {
 118             borrowernumber => $borrowernumber,
 119             itemnumber     => $itemnumber,
 120             accounttype    => 'L',
 121         }
 122     )->count();
 123
 124     # OK, they haven't
 125     unless ($existing_charges) {
 126         my $checkout = Koha::Checkouts->find({ itemnumber => $itemnumber });
 127         my $issue_id = $checkout ? $checkout->issue_id : undef;
 128         #add processing fee
 129         if ($processfee && $processfee > 0){
 130             my $accountline = Koha::Account::Line->new(
 131                 {
 132                     borrowernumber    => $borrowernumber,
 133                     issue_id          => $issue_id,
 134                     accountno         => getnextacctno($borrowernumber),
 135                     date              => \'NOW()',
 136                     amount            => $processfee,
 137                     description       => $description,
 138                     accounttype       => 'PF',
 139                     amountoutstanding => $processfee,
 140                     itemnumber        => $itemnumber,
 141                     note              => $processingfeenote,
 142                     manager_id        => C4::Context->userenv ? C4::Context->userenv->{'number'} : 0,
 143                     branchcode        => $branchcode,
 144                 }
 145             )->store();
 146
 147             my $account_offset = Koha::Account::Offset->new(
 148                 {
 149                     debit_id => $accountline->id,
 150                     type     => 'Processing Fee',
 151                     amount   => $accountline->amount,
 152                 }
 153             )->store();
 154
 155             if ( C4::Context->preference("FinesLog") ) {
 156                 logaction("FINES", 'CREATE',$borrowernumber,Dumper({
 157                     action            => 'create_fee',
 158                     borrowernumber    => $accountline->borrowernumber,,
 159                     accountno         => $accountline->accountno,
 160                     amount            => $accountline->amount,
 161                     description       => $accountline->description,
 162                     accounttype       => $accountline->accounttype,
 163                     amountoutstanding => $accountline->amountoutstanding,
 164                     note              => $accountline->note,
 165                     itemnumber        => $accountline->itemnumber,
 166                     manager_id        => $accountline->manager_id,
 167                 }));
 168             }
 169         }
 170         #add replace cost
 171         if ($replacementprice > 0){
 172             my $accountline = Koha::Account::Line->new(
 173                 {
 174                     borrowernumber    => $borrowernumber,
 175                     issue_id          => $issue_id,
 176                     accountno         => getnextacctno($borrowernumber),
 177                     date              => \'NOW()',
 178                     amount            => $replacementprice,
 179                     description       => $description,
 180                     accounttype       => 'L',
 181                     amountoutstanding => $replacementprice,
 182                     itemnumber        => $itemnumber,
 183                     manager_id        => C4::Context->userenv ? C4::Context->userenv->{'number'} : 0,
 184                     branchcode        => $branchcode,
 185                 }
 186             )->store();
 187
 188             my $account_offset = Koha::Account::Offset->new(
 189                 {
 190                     debit_id => $accountline->id,
 191                     type     => 'Lost Item',
 192                     amount   => $accountline->amount,
 193                 }
 194             )->store();
 195
 196             if ( C4::Context->preference("FinesLog") ) {
 197                 logaction("FINES", 'CREATE',$borrowernumber,Dumper({
 198                     action            => 'create_fee',
 199                     borrowernumber    => $accountline->borrowernumber,,
 200                     accountno         => $accountline->accountno,
 201                     amount            => $accountline->amount,
 202                     description       => $accountline->description,
 203                     accounttype       => $accountline->accounttype,
 204                     amountoutstanding => $accountline->amountoutstanding,
 205                     note              => $accountline->note,
 206                     itemnumber        => $accountline->itemnumber,
 207                     manager_id        => $accountline->manager_id,
 208                 }));
 209             }
 210         }
 211     }
 212 }
 213
 214 =head2 manualinvoice
 215
 216   &manualinvoice($borrowernumber, $itemnumber, $description, $type,
 217                  $amount, $note);
 218
 219 C<$borrowernumber> is the patron's borrower number.
 220 C<$description> is a description of the transaction.
 221 C<$type> may be one of C<CS>, C<CB>, C<CW>, C<CF>, C<CL>, C<N>, C<L>,
 222 or C<REF>.
 223 C<$itemnumber> is the item involved, if pertinent; otherwise, it
 224 should be the empty string.
 225
 226 =cut
 227
 228 #'
 229 # FIXME: In Koha 3.0 , the only account adjustment 'types' passed to this function
 230 # are:
 231 #               'C' = CREDIT
 232 #               'FOR' = FORGIVEN  (Formerly 'F', but 'F' is taken to mean 'FINE' elsewhere)
 233 #               'N' = New Card fee
 234 #               'F' = Fine
 235 #               'A' = Account Management fee
 236 #               'M' = Sundry
 237 #               'L' = Lost Item
 238 #
 239
 240 sub manualinvoice {
 241     my ( $borrowernumber, $itemnum, $desc, $type, $amount, $note ) = @_;
 242     my $manager_id = 0;
 243     $manager_id = C4::Context->userenv->{'number'} if C4::Context->userenv;
 244     my $dbh      = C4::Context->dbh;
 245     my $insert;
 246     my $accountno  = getnextacctno($borrowernumber);
 247     my $amountleft = $amount;
 248
 249     my $branchcode = C4::Context->userenv ? C4::Context->userenv->{'branch'} : undef;
 250
 251     my $accountline = Koha::Account::Line->new(
 252         {
 253             borrowernumber    => $borrowernumber,
 254             accountno         => $accountno,
 255             date              => \'NOW()',
 256             amount            => $amount,
 257             description       => $desc,
 258             accounttype       => $type,
 259             amountoutstanding => $amountleft,
 260             itemnumber        => $itemnum || undef,
 261             note              => $note,
 262             manager_id        => $manager_id,
 263             branchcode        => $branchcode,
 264         }
 265     )->store();
 266
 267     my $account_offset = Koha::Account::Offset->new(
 268         {
 269             debit_id => $accountline->id,
 270             type     => 'Manual Debit',
 271             amount   => $amount,
 272         }
 273     )->store();
 274
 275     if ( C4::Context->preference("FinesLog") ) {
 276         logaction("FINES", 'CREATE',$borrowernumber,Dumper({
 277             action            => 'create_fee',
 278             borrowernumber    => $borrowernumber,
 279             accountno         => $accountno,
 280             amount            => $amount,
 281             description       => $desc,
 282             accounttype       => $type,
 283             amountoutstanding => $amountleft,
 284             note              => $note,
 285             itemnumber        => $itemnum,
 286             manager_id        => $manager_id,
 287         }));
 288     }
 289
 290     return 0;
 291 }
 292
 293 =head2 purge_zero_balance_fees
 294
 295   purge_zero_balance_fees( $days );
 296
 297 Delete accountlines entries where amountoutstanding is 0 or NULL which are more than a given number of days old.
 298
 299 B<$days> -- Zero balance fees older than B<$days> days old will be deleted.
 300
 301 B<Warning:> Because fines and payments are not linked in accountlines, it is
 302 possible for a fine to be deleted without the accompanying payment,
 303 or vise versa. This won't affect the account balance, but might be
 304 confusing to staff.
 305
 306 =cut
 307
 308 sub purge_zero_balance_fees {
 309     my $days  = shift;
 310     my $count = 0;
 311
 312     my $dbh = C4::Context->dbh;
 313     my $sth = $dbh->prepare(
 314         q{
 315             DELETE a1 FROM accountlines a1
 316
 317             LEFT JOIN account_offsets credit_offset ON ( a1.accountlines_id = credit_offset.credit_id )
 318             LEFT JOIN accountlines a2 ON ( credit_offset.debit_id = a2.accountlines_id )
 319
 320             LEFT JOIN account_offsets debit_offset ON ( a1.accountlines_id = debit_offset.debit_id )
 321             LEFT JOIN accountlines a3 ON ( debit_offset.credit_id = a3.accountlines_id )
 322
 323             WHERE a1.date < date_sub(curdate(), INTERVAL ? DAY)
 324               AND ( a1.amountoutstanding = 0 OR a1.amountoutstanding IS NULL )
 325               AND ( a2.amountoutstanding = 0 OR a2.amountoutstanding IS NULL )
 326               AND ( a3.amountoutstanding = 0 OR a3.amountoutstanding IS NULL )
 327         }
 328     );
 329     $sth->execute($days) or die $dbh->errstr;
 330 }
 331
 332 END { }    # module clean-up code here (global destructor)
 333
 334 1;
 335 __END__
 336
 337 =head1 SEE ALSO
 338
 339 DBI(3)
 340
 341 =cut
 342