fix 'Can't call method "setup" on an undefined value' error when using into rates...
[freeside.git] / FS / FS / cust_refund.pm
index 89f8f68..7df7a55 100644 (file)
@@ -1,15 +1,19 @@
 package FS::cust_refund;
 
 use strict;
-use vars qw( @ISA );
+use base qw( FS::otaker_Mixin FS::payinfo_transaction_Mixin FS::cust_main_Mixin
+             FS::Record );
+use vars qw( @encrypted_fields );
 use Business::CreditCard;
-use FS::Record qw( dbh );
 use FS::UID qw(getotaker);
+use FS::Record qw( qsearch qsearchs dbh );
+use FS::CurrentUser;
 use FS::cust_credit;
 use FS::cust_credit_refund;
+use FS::cust_pay_refund;
 use FS::cust_main;
 
-@ISA = qw( FS::Record );
+@encrypted_fields = ('payinfo');
 
 =head1 NAME
 
@@ -38,22 +42,50 @@ inherits from FS::Record.  The following fields are currently supported:
 
 =over 4
 
-=item refundnum - primary key (assigned automatically for new refunds)
+=item refundnum
 
-=item custnum - customer (see L<FS::cust_main>)
+primary key (assigned automatically for new refunds)
 
-=item refund - Amount of the refund
+=item custnum
 
-=item _date - specified as a UNIX timestamp; see L<perlfunc/"time">.  Also see
+customer (see L<FS::cust_main>)
+
+=item refund
+
+Amount of the refund
+
+=item reason
+
+Reason for the refund
+
+=item _date
+
+specified as a UNIX timestamp; see L<perlfunc/"time">.  Also see
 L<Time::Local> and L<Date::Parse> for conversion functions.
 
-=item payby - `CARD' (credit cards), `BILL' (billing), or `COMP' (free)
+=item payby
+
+Payment Type (See L<FS::payinfo_Mixin> for valid payby values)
+
+=item payinfo
+
+Payment Information (See L<FS::payinfo_Mixin> for data format)
+
+=item paymask
+
+Masked payinfo (See L<FS::payinfo_Mixin> for how this works)
+
+=item paybatch
+
+text field for tracking card processing
+
+=item usernum
 
-=item payinfo - card number, P.O.#, or comp issuer (4-8 lowercase alphanumerics; think username)
+order taker (see L<FS::access_user>
 
-=item paybatch - text field for tracking card processing
+=item closed
 
-=item otaker - order taker (assigned automatically, see L<FS::UID>)
+books closed flag, empty or `Y'
 
 =back
 
@@ -75,7 +107,9 @@ Adds this refund to the database.
 
 For backwards-compatibility and convenience, if the additional field crednum is
 defined, an FS::cust_credit_refund record for the full amount of the refund
-will be created.  In this case, custnum is optional.
+will be created.  Or (this time for convenience and consistancy), if the
+additional field paynum is defined, an FS::cust_pay_refund record for the full
+amount of the refund will be created.  In both cases, custnum is optional.
 
 =cut
 
@@ -93,12 +127,34 @@ sub insert {
   local $FS::UID::AutoCommit = 0;
   my $dbh = dbh;
 
+  if ( $self->crednum ) {
+    my $cust_credit = qsearchs('cust_credit', { 'crednum' => $self->crednum } )
+      or do {
+        $dbh->rollback if $oldAutoCommit;
+        return "Unknown cust_credit.crednum: ". $self->crednum;
+      };
+    $self->custnum($cust_credit->custnum);
+  } elsif ( $self->paynum ) {
+    my $cust_pay = qsearchs('cust_pay', { 'paynum' => $self->paynum } )
+      or do {
+        $dbh->rollback if $oldAutoCommit;
+        return "Unknown cust_pay.paynum: ". $self->paynum;
+      };
+    $self->custnum($cust_pay->custnum);
+  }
+
   my $error = $self->check;
   return $error if $error;
 
+  $error = $self->SUPER::insert;
+  if ( $error ) {
+    $dbh->rollback if $oldAutoCommit;
+    return $error;
+  }
+
   if ( $self->crednum ) {
     my $cust_credit_refund = new FS::cust_credit_refund {
-      'cred'      => $self->cred,
+      'crednum'   => $self->crednum,
       'refundnum' => $self->refundnum,
       'amount'    => $self->refund,
       '_date'     => $self->_date,
@@ -108,14 +164,21 @@ sub insert {
       $dbh->rollback if $oldAutoCommit;
       return $error;
     }
-    $self->custnum($cust_credit_refund->cust_credit->custnum);
+    #$self->custnum($cust_credit_refund->cust_credit->custnum);
+  } elsif ( $self->paynum ) {
+    my $cust_pay_refund = new FS::cust_pay_refund {
+      'paynum'    => $self->paynum,
+      'refundnum' => $self->refundnum,
+      'amount'    => $self->refund,
+      '_date'     => $self->_date,
+    };
+    $error = $cust_pay_refund->insert;
+    if ( $error ) {
+      $dbh->rollback if $oldAutoCommit;
+      return $error;
+    }
   }
 
-  $error = $self->SUPER::insert;
-  if ( $error ) {
-    $dbh->rollback if $oldAutoCommit;
-    return $error;
-  }
 
   $dbh->commit or die $dbh->errstr if $oldAutoCommit;
 
@@ -125,22 +188,68 @@ sub insert {
 
 =item delete
 
-Currently unimplemented (accounting reasons).
+Unless the closed flag is set, deletes this refund and all associated
+applications (see L<FS::cust_credit_refund> and L<FS::cust_pay_refund>).
 
 =cut
 
 sub delete {
-  return "Can't (yet?) delete cust_refund records!";
+  my $self = shift;
+  return "Can't delete closed refund" if $self->closed =~ /^Y/i;
+
+  local $SIG{HUP} = 'IGNORE';
+  local $SIG{INT} = 'IGNORE';
+  local $SIG{QUIT} = 'IGNORE';
+  local $SIG{TERM} = 'IGNORE';
+  local $SIG{TSTP} = 'IGNORE';
+  local $SIG{PIPE} = 'IGNORE';
+
+  my $oldAutoCommit = $FS::UID::AutoCommit;
+  local $FS::UID::AutoCommit = 0;
+  my $dbh = dbh;
+
+  foreach my $cust_credit_refund ( $self->cust_credit_refund ) {
+    my $error = $cust_credit_refund->delete;
+    if ( $error ) {
+      $dbh->rollback if $oldAutoCommit;
+      return $error;
+    }
+  }
+
+  foreach my $cust_pay_refund ( $self->cust_pay_refund ) {
+    my $error = $cust_pay_refund->delete;
+    if ( $error ) {
+      $dbh->rollback if $oldAutoCommit;
+      return $error;
+    }
+  }
+
+  my $error = $self->SUPER::delete(@_);
+  if ( $error ) {
+    $dbh->rollback if $oldAutoCommit;
+    return $error;
+  }
+
+  $dbh->commit or die $dbh->errstr if $oldAutoCommit;
+
+  '';
+
 }
 
 =item replace OLD_RECORD
 
-Currently unimplemented (accounting reasons).
+You can, but probably shouldn't modify refunds... 
+
+Replaces the OLD_RECORD with this one in the database, or, if OLD_RECORD is not
+supplied, replaces this record.  If there is an error, returns the error,
+otherwise returns false.
 
 =cut
 
 sub replace {
-   return "Can't (yet?) modify cust_refund records!";
+  my $self = shift;
+  return "Can't modify closed refund" if $self->closed =~ /^Y/i;
+  $self->SUPER::replace(@_);
 }
 
 =item check
@@ -153,52 +262,123 @@ returns the error, otherwise returns false.  Called by the insert method.
 sub check {
   my $self = shift;
 
+  $self->usernum($FS::CurrentUser::CurrentUser->usernum) unless $self->usernum;
+
   my $error =
-    $self->ut_number('refundnum')
-    || $self->ut_number('custnum')
-    || $self->ut_money('amount')
+    $self->ut_numbern('refundnum')
+    || $self->ut_numbern('custnum')
+    || $self->ut_money('refund')
+    || $self->ut_alphan('otaker')
+    || $self->ut_text('reason')
     || $self->ut_numbern('_date')
     || $self->ut_textn('paybatch')
+    || $self->ut_enum('closed', [ '', 'Y' ])
   ;
   return $error if $error;
 
+  return "refund must be > 0 " if $self->refund <= 0;
+
   $self->_date(time) unless $self->_date;
 
   return "unknown cust_main.custnum: ". $self->custnum
-    unless $self->invnum 
-           ||  qsearchs( 'cust_main', { 'custnum' => $self->custnum } );
-
-  $self->payby =~ /^(CARD|BILL|COMP)$/ or return "Illegal payby";
-  $self->payby($1);
-
-  if ( $self->payby eq 'CARD' ) {
-    my $payinfo = $self->payinfo;
-    $self->payinfo($payinfo =~ s/\D//g);
-    if ( $self->payinfo ) {
-      $self->payinfo =~ /^(\d{13,16})$/
-        or return "Illegal (mistyped?) credit card number (payinfo)";
-      $self->payinfo($1);
-      validate($self->payinfo) or return "Illegal credit card number";
-      return "Unknown card type" if cardtype($self->payinfo) eq "Unknown";
-    } else {
-      $self->payinfo('N/A');
-    }
+    unless $self->crednum 
+           || qsearchs( 'cust_main', { 'custnum' => $self->custnum } );
 
-  } else {
-    $error = $self->ut_textn('payinfo');
-    return $error if $error;
-  }
+  $error = $self->payinfo_check;
+  return $error if $error;
+
+  $self->SUPER::check;
+}
+
+=item cust_credit_refund
 
-  $self->otaker(getotaker);
+Returns all applications to credits (see L<FS::cust_credit_refund>) for this
+refund.
 
-  ''; #no error
+=cut
+
+sub cust_credit_refund {
+  my $self = shift;
+  map { $_ } #return $self->num_cust_credit_refund unless wantarray;
+  sort { $a->_date <=> $b->_date }
+    qsearch( 'cust_credit_refund', { 'refundnum' => $self->refundnum } )
+  ;
+}
+
+=item cust_pay_refund
+
+Returns all applications to payments (see L<FS::cust_pay_refund>) for this
+refund.
+
+=cut
+
+sub cust_pay_refund {
+  my $self = shift;
+  map { $_ } #return $self->num_cust_pay_refund unless wantarray;
+  sort { $a->_date <=> $b->_date }
+    qsearch( 'cust_pay_refund', { 'refundnum' => $self->refundnum } )
+  ;
+}
+
+=item unapplied
+
+Returns the amount of this refund that is still unapplied; which is
+amount minus all credit applications (see L<FS::cust_credit_refund>) and
+payment applications (see L<FS::cust_pay_refund>).
+
+=cut
+
+sub unapplied {
+  my $self = shift;
+  my $amount = $self->refund;
+  $amount -= $_->amount foreach ( $self->cust_credit_refund );
+  $amount -= $_->amount foreach ( $self->cust_pay_refund );
+  sprintf("%.2f", $amount );
 }
 
 =back
 
-=head1 VERSION
+=head1 CLASS METHODS
+
+=over 4
 
-$Id: cust_refund.pm,v 1.7 2001-09-02 04:25:55 ivan Exp $
+=item unapplied_sql
+
+Returns an SQL fragment to retreive the unapplied amount.
+
+=cut 
+
+sub unapplied_sql {
+  my ($class, $start, $end) = @_;
+  my $credit_start = $start ? "AND cust_credit_refund._date <= $start" : '';
+  my $credit_end   = $end   ? "AND cust_credit_refund._date > $end"   : '';
+  my $pay_start    = $start ? "AND cust_pay_refund._date <= $start"    : '';
+  my $pay_end      = $end   ? "AND cust_pay_refund._date > $end"      : '';
+
+  "refund
+    - COALESCE( 
+                ( SELECT SUM(amount) FROM cust_credit_refund
+                    WHERE cust_refund.refundnum = cust_credit_refund.refundnum
+                    $credit_start $credit_end )
+                ,0
+              )
+    - COALESCE(
+                ( SELECT SUM(amount) FROM cust_pay_refund
+                    WHERE cust_refund.refundnum = cust_pay_refund.refundnum
+                    $pay_start $pay_end )
+                ,0
+              )
+  ";
+
+}
+
+# Used by FS::Upgrade to migrate to a new database.
+sub _upgrade_data {  # class method
+  my ($class, %opts) = @_;
+  $class->_upgrade_otaker(%opts);
+}
+
+=back
 
 =head1 BUGS