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::Circulation qw(ReturnLostItem);
  27 use C4::Log qw(logaction);
  28 use Koha::Account;
  29 use Koha::Account::Lines;
  30 use Koha::Account::Offsets;
  31 use Koha::Items;
  32
  33 use Data::Dumper qw(Dumper);
  34
  35 use vars qw(@ISA @EXPORT);
  36
  37 BEGIN {
  38     require Exporter;
  39     @ISA    = qw(Exporter);
  40     @EXPORT = qw(
  41       &manualinvoice
  42       &getnextacctno
  43       &getcharges
  44       &ModNote
  45       &getcredits
  46       &getrefunds
  47       &chargelostitem
  48       &ReversePayment
  49       &purge_zero_balance_fees
  50     );
  51 }
  52
  53 =head1 NAME
  54
  55 C4::Accounts - Functions for dealing with Koha accounts
  56
  57 =head1 SYNOPSIS
  58
  59 use C4::Accounts;
  60
  61 =head1 DESCRIPTION
  62
  63 The functions in this module deal with the monetary aspect of Koha,
  64 including looking up and modifying the amount of money owed by a
  65 patron.
  66
  67 =head1 FUNCTIONS
  68
  69 =head2 getnextacctno
  70
  71   $nextacct = &getnextacctno($borrowernumber);
  72
  73 Returns the next unused account number for the patron with the given
  74 borrower number.
  75
  76 =cut
  77
  78 #'
  79 # FIXME - Okay, so what does the above actually _mean_?
  80 sub getnextacctno {
  81     my ($borrowernumber) = shift or return;
  82     my $sth = C4::Context->dbh->prepare(
  83         "SELECT accountno+1 FROM accountlines
  84             WHERE    (borrowernumber = ?)
  85             ORDER BY accountno DESC
  86             LIMIT 1"
  87     );
  88     $sth->execute($borrowernumber);
  89     return ($sth->fetchrow || 1);
  90 }
  91
  92 =head2 fixaccounts (removed)
  93
  94   &fixaccounts($accountlines_id, $borrowernumber, $accountnumber, $amount);
  95
  96 #'
  97 # FIXME - I don't understand what this function does.
  98 sub fixaccounts {
  99     my ( $accountlines_id, $borrowernumber, $accountno, $amount ) = @_;
 100     my $dbh = C4::Context->dbh;
 101     my $sth = $dbh->prepare(
 102         "SELECT * FROM accountlines WHERE accountlines_id=?"
 103     );
 104     $sth->execute( $accountlines_id );
 105     my $data = $sth->fetchrow_hashref;
 106
 107     # FIXME - Error-checking
 108     my $diff        = $amount - $data->{'amount'};
 109     my $outstanding = $data->{'amountoutstanding'} + $diff;
 110     $sth->finish;
 111
 112     $dbh->do(<<EOT);
 113         UPDATE  accountlines
 114         SET     amount = '$amount',
 115                 amountoutstanding = '$outstanding'
 116         WHERE   accountlines_id = $accountlines_id
 117 EOT
 118         # FIXME: exceedingly bad form.  Use prepare with placholders ("?") in query and execute args.
 119 }
 120
 121 =cut
 122
 123 =head2 chargelostitem
 124
 125 In a default install of Koha the following lost values are set
 126 1 = Lost
 127 2 = Long overdue
 128 3 = Lost and paid for
 129
 130 FIXME: itemlost should be set to 3 after payment is made, should be a warning to the interface that a charge has been added
 131 FIXME : if no replacement price, borrower just doesn't get charged?
 132
 133 =cut
 134
 135 sub chargelostitem{
 136     my $dbh = C4::Context->dbh();
 137     my ($borrowernumber, $itemnumber, $amount, $description) = @_;
 138     my $itype = Koha::ItemTypes->find({ itemtype => Koha::Items->find($itemnumber)->effective_itemtype() });
 139     my $replacementprice = $amount;
 140     my $defaultreplacecost = $itype->defaultreplacecost;
 141     my $processfee = $itype->processfee;
 142     my $usedefaultreplacementcost = C4::Context->preference("useDefaultReplacementCost");
 143     my $processingfeenote = C4::Context->preference("ProcessingFeeNote");
 144     if ($usedefaultreplacementcost && $amount == 0 && $defaultreplacecost){
 145         $replacementprice = $defaultreplacecost;
 146     }
 147     # first make sure the borrower hasn't already been charged for this item
 148     # FIXME this should be more exact
 149     #       there is no reason a user can't lose an item, find and return it, and lost it again
 150     my $existing_charges = Koha::Account::Lines->search(
 151         {
 152             borrowernumber => $borrowernumber,
 153             itemnumber     => $itemnumber,
 154             accounttype    => 'L',
 155         }
 156     )->count();
 157
 158     # OK, they haven't
 159     unless ($existing_charges) {
 160         #add processing fee
 161         if ($processfee && $processfee > 0){
 162             my $accountline = Koha::Account::Line->new(
 163                 {
 164                     borrowernumber    => $borrowernumber,
 165                     accountno         => getnextacctno($borrowernumber),
 166                     date              => \'NOW()',
 167                     amount            => $processfee,
 168                     description       => $description,
 169                     accounttype       => 'PF',
 170                     amountoutstanding => $processfee,
 171                     itemnumber        => $itemnumber,
 172                     note              => $processingfeenote,
 173                     manager_id        => C4::Context->userenv ? C4::Context->userenv->{'number'} : 0,
 174                 }
 175             )->store();
 176
 177             my $account_offset = Koha::Account::Offset->new(
 178                 {
 179                     debit_id => $accountline->id,
 180                     type     => 'Processing Fee',
 181                     amount   => $accountline->amount,
 182                 }
 183             )->store();
 184
 185             if ( C4::Context->preference("FinesLog") ) {
 186                 logaction("FINES", 'CREATE',$borrowernumber,Dumper({
 187                     action            => 'create_fee',
 188                     borrowernumber    => $accountline->borrowernumber,,
 189                     accountno         => $accountline->accountno,
 190                     amount            => $accountline->amount,
 191                     description       => $accountline->description,
 192                     accounttype       => $accountline->accounttype,
 193                     amountoutstanding => $accountline->amountoutstanding,
 194                     note              => $accountline->note,
 195                     itemnumber        => $accountline->itemnumber,
 196                     manager_id        => $accountline->manager_id,
 197                 }));
 198             }
 199         }
 200         #add replace cost
 201         if ($replacementprice > 0){
 202             my $accountline = Koha::Account::Line->new(
 203                 {
 204                     borrowernumber    => $borrowernumber,
 205                     accountno         => getnextacctno($borrowernumber),
 206                     date              => \'NOW()',
 207                     amount            => $replacementprice,
 208                     description       => $description,
 209                     accounttype       => 'L',
 210                     amountoutstanding => $replacementprice,
 211                     itemnumber        => $itemnumber,
 212                     manager_id        => C4::Context->userenv ? C4::Context->userenv->{'number'} : 0,
 213                 }
 214             )->store();
 215
 216             my $account_offset = Koha::Account::Offset->new(
 217                 {
 218                     debit_id => $accountline->id,
 219                     type     => 'Lost Item',
 220                     amount   => $accountline->amount,
 221                 }
 222             )->store();
 223
 224             if ( C4::Context->preference("FinesLog") ) {
 225                 logaction("FINES", 'CREATE',$borrowernumber,Dumper({
 226                     action            => 'create_fee',
 227                     borrowernumber    => $accountline->borrowernumber,,
 228                     accountno         => $accountline->accountno,
 229                     amount            => $accountline->amount,
 230                     description       => $accountline->description,
 231                     accounttype       => $accountline->accounttype,
 232                     amountoutstanding => $accountline->amountoutstanding,
 233                     note              => $accountline->note,
 234                     itemnumber        => $accountline->itemnumber,
 235                     manager_id        => $accountline->manager_id,
 236                 }));
 237             }
 238         }
 239     }
 240 }
 241
 242 =head2 manualinvoice
 243
 244   &manualinvoice($borrowernumber, $itemnumber, $description, $type,
 245                  $amount, $note);
 246
 247 C<$borrowernumber> is the patron's borrower number.
 248 C<$description> is a description of the transaction.
 249 C<$type> may be one of C<CS>, C<CB>, C<CW>, C<CF>, C<CL>, C<N>, C<L>,
 250 or C<REF>.
 251 C<$itemnumber> is the item involved, if pertinent; otherwise, it
 252 should be the empty string.
 253
 254 =cut
 255
 256 #'
 257 # FIXME: In Koha 3.0 , the only account adjustment 'types' passed to this function
 258 # are:
 259 #               'C' = CREDIT
 260 #               'FOR' = FORGIVEN  (Formerly 'F', but 'F' is taken to mean 'FINE' elsewhere)
 261 #               'N' = New Card fee
 262 #               'F' = Fine
 263 #               'A' = Account Management fee
 264 #               'M' = Sundry
 265 #               'L' = Lost Item
 266 #
 267
 268 sub manualinvoice {
 269     my ( $borrowernumber, $itemnum, $desc, $type, $amount, $note ) = @_;
 270     my $manager_id = 0;
 271     $manager_id = C4::Context->userenv->{'number'} if C4::Context->userenv;
 272     my $dbh      = C4::Context->dbh;
 273     my $insert;
 274     my $accountno  = getnextacctno($borrowernumber);
 275     my $amountleft = $amount;
 276
 277     my $accountline = Koha::Account::Line->new(
 278         {
 279             borrowernumber    => $borrowernumber,
 280             accountno         => $accountno,
 281             date              => \'NOW()',
 282             amount            => $amount,
 283             description       => $desc,
 284             accounttype       => $type,
 285             amountoutstanding => $amountleft,
 286             itemnumber        => $itemnum || undef,
 287             note              => $note,
 288             manager_id        => $manager_id,
 289         }
 290     )->store();
 291
 292     my $account_offset = Koha::Account::Offset->new(
 293         {
 294             debit_id => $accountline->id,
 295             type     => 'Manual Debit',
 296             amount   => $amount,
 297         }
 298     )->store();
 299
 300     if ( C4::Context->preference("FinesLog") ) {
 301         logaction("FINES", 'CREATE',$borrowernumber,Dumper({
 302             action            => 'create_fee',
 303             borrowernumber    => $borrowernumber,
 304             accountno         => $accountno,
 305             amount            => $amount,
 306             description       => $desc,
 307             accounttype       => $type,
 308             amountoutstanding => $amountleft,
 309             note              => $note,
 310             itemnumber        => $itemnum,
 311             manager_id        => $manager_id,
 312         }));
 313     }
 314
 315     return 0;
 316 }
 317
 318 sub getcharges {
 319     my ( $borrowerno, $timestamp, $accountno ) = @_;
 320     my $dbh        = C4::Context->dbh;
 321     my $timestamp2 = $timestamp - 1;
 322     my $query      = "";
 323     my $sth = $dbh->prepare(
 324             "SELECT * FROM accountlines WHERE borrowernumber=? AND accountno = ?"
 325           );
 326     $sth->execute( $borrowerno, $accountno );
 327
 328     my @results;
 329     while ( my $data = $sth->fetchrow_hashref ) {
 330         push @results,$data;
 331     }
 332     return (@results);
 333 }
 334
 335 sub ModNote {
 336     my ( $accountlines_id, $note ) = @_;
 337     my $dbh = C4::Context->dbh;
 338     my $sth = $dbh->prepare('UPDATE accountlines SET note = ? WHERE accountlines_id = ?');
 339     $sth->execute( $note, $accountlines_id );
 340 }
 341
 342 sub getcredits {
 343         my ( $date, $date2 ) = @_;
 344         my $dbh = C4::Context->dbh;
 345         my $sth = $dbh->prepare(
 346                                 "SELECT * FROM accountlines,borrowers
 347       WHERE amount < 0 AND accounttype not like 'Pay%' AND accountlines.borrowernumber = borrowers.borrowernumber
 348           AND timestamp >=TIMESTAMP(?) AND timestamp < TIMESTAMP(?)"
 349       );
 350
 351     $sth->execute( $date, $date2 );
 352     my @results;
 353     while ( my $data = $sth->fetchrow_hashref ) {
 354                 $data->{'date'} = $data->{'timestamp'};
 355                 push @results,$data;
 356         }
 357     return (@results);
 358 }
 359
 360
 361 sub getrefunds {
 362         my ( $date, $date2 ) = @_;
 363         my $dbh = C4::Context->dbh;
 364
 365         my $sth = $dbh->prepare(
 366                                 "SELECT *,timestamp AS datetime
 367                   FROM accountlines,borrowers
 368                   WHERE (accounttype = 'REF'
 369                                           AND accountlines.borrowernumber = borrowers.borrowernumber
 370                                                           AND date  >=?  AND date  <?)"
 371     );
 372
 373     $sth->execute( $date, $date2 );
 374
 375     my @results;
 376     while ( my $data = $sth->fetchrow_hashref ) {
 377                 push @results,$data;
 378
 379         }
 380     return (@results);
 381 }
 382
 383 #FIXME: ReversePayment should be replaced with a Void Payment feature
 384 sub ReversePayment {
 385     my ($accountlines_id) = @_;
 386     my $dbh = C4::Context->dbh;
 387
 388     my $accountline        = Koha::Account::Lines->find($accountlines_id);
 389     my $amount_outstanding = $accountline->amountoutstanding;
 390
 391     my $new_amountoutstanding =
 392       $amount_outstanding <= 0 ? $accountline->amount * -1 : 0;
 393
 394     $accountline->description( $accountline->description . " Reversed -" );
 395     $accountline->amountoutstanding($new_amountoutstanding);
 396     $accountline->store();
 397
 398     my $account_offset = Koha::Account::Offset->new(
 399         {
 400             credit_id => $accountline->id,
 401             type      => 'Reverse Payment',
 402             amount    => $amount_outstanding - $new_amountoutstanding,
 403         }
 404     )->store();
 405
 406     if ( C4::Context->preference("FinesLog") ) {
 407         my $manager_id = 0;
 408         $manager_id = C4::Context->userenv->{'number'} if C4::Context->userenv;
 409
 410         logaction(
 411             "FINES", 'MODIFY',
 412             $accountline->borrowernumber,
 413             Dumper(
 414                 {
 415                     action                => 'reverse_fee_payment',
 416                     borrowernumber        => $accountline->borrowernumber,
 417                     old_amountoutstanding => $amount_outstanding,
 418                     new_amountoutstanding => $new_amountoutstanding,
 419                     ,
 420                     accountlines_id => $accountline->id,
 421                     accountno       => $accountline->accountno,
 422                     manager_id      => $manager_id,
 423                 }
 424             )
 425         );
 426     }
 427 }
 428
 429 =head2 purge_zero_balance_fees
 430
 431   purge_zero_balance_fees( $days );
 432
 433 Delete accountlines entries where amountoutstanding is 0 or NULL which are more than a given number of days old.
 434
 435 B<$days> -- Zero balance fees older than B<$days> days old will be deleted.
 436
 437 B<Warning:> Because fines and payments are not linked in accountlines, it is
 438 possible for a fine to be deleted without the accompanying payment,
 439 or vise versa. This won't affect the account balance, but might be
 440 confusing to staff.
 441
 442 =cut
 443
 444 sub purge_zero_balance_fees {
 445     my $days  = shift;
 446     my $count = 0;
 447
 448     my $dbh = C4::Context->dbh;
 449     my $sth = $dbh->prepare(
 450         q{
 451             DELETE a1 FROM accountlines a1
 452
 453             LEFT JOIN account_offsets credit_offset ON ( a1.accountlines_id = credit_offset.credit_id )
 454             LEFT JOIN accountlines a2 ON ( credit_offset.debit_id = a2.accountlines_id )
 455
 456             LEFT JOIN account_offsets debit_offset ON ( a1.accountlines_id = debit_offset.debit_id )
 457             LEFT JOIN accountlines a3 ON ( debit_offset.credit_id = a3.accountlines_id )
 458
 459             WHERE a1.date < date_sub(curdate(), INTERVAL ? DAY)
 460               AND ( a1.amountoutstanding = 0 OR a1.amountoutstanding IS NULL )
 461               AND ( a2.amountoutstanding = 0 OR a2.amountoutstanding IS NULL )
 462               AND ( a3.amountoutstanding = 0 OR a3.amountoutstanding IS NULL )
 463         }
 464     );
 465     $sth->execute($days) or die $dbh->errstr;
 466 }
 467
 468 END { }    # module clean-up code here (global destructor)
 469
 470 1;
 471 __END__
 472
 473 =head1 SEE ALSO
 474
 475 DBI(3)
 476
 477 =cut
 478