Bug fix: checking ref() instead of defined()

[freeside.git] / FS / FS / cust_pkg.pm

diff --git a/FS/FS/cust_pkg.pm b/FS/FS/cust_pkg.pm
index d55bd7b..56e4c90 100644 (file)
--- a/FS/FS/cust_pkg.pm
+++ b/FS/FS/cust_pkg.pm
@@ -947,7 +947,7 @@ sub cancel {
     }
     else {
       $error = send_email(
-        'from'    => $conf->config('invoice_from', $self->cust_main->agentnum),
+        'from'    => $conf->invoice_from_full( $self->cust_main->agentnum ),
         'to'      => \@invoicing_list,
         'subject' => ( $conf->config('cancelsubject') || 'Cancellation Notice' ),
         'body'    => [ map "$_\n", $conf->config('cancelmessage') ],
@@ -1424,6 +1424,21 @@ are mandatory.
 
 =cut
 
+# Implementation note:
+#
+# If you pkgpart-change a package that has been billed, and it's set to give
+# credit on package change, then this method gets called and then the new
+# package will have no last_bill date. Therefore the customer will be credited
+# only once (per billing period) even if there are multiple package changes.
+#
+# If you location-change a package that has been billed, this method will NOT
+# be called and the new package WILL have the last bill date of the old
+# package.
+#
+# If the new package is then canceled within the same billing cycle, 
+# credit_remaining needs to run calc_remain on the OLD package to determine
+# the amount of unused time to credit.
+
 sub credit_remaining {
   # Add a credit for remaining service
   my ($self, $mode, $time) = @_;
@@ -1440,7 +1455,30 @@ sub credit_remaining {
       and $next_bill > 0      # the package has a next bill date
       and $next_bill >= $time # which is in the future
   ) {
-    my $remaining_value = $self->calc_remain('time' => $time);
+    my @cust_credit_source_bill_pkg = ();
+    my $remaining_value = 0;
+
+    my $remain_pkg = $self;
+    $remaining_value = $remain_pkg->calc_remain(
+      'time' => $time, 
+      'cust_credit_source_bill_pkg' => \@cust_credit_source_bill_pkg,
+    );
+
+    # we may have to walk back past some package changes to get to the 
+    # one that actually has unused time
+    while ( $remaining_value == 0 ) {
+      if ( $remain_pkg->change_pkgnum ) {
+        $remain_pkg = FS::cust_pkg->by_key($remain_pkg->change_pkgnum);
+      } else {
+        # the package has really never been billed
+        return;
+      }
+      $remaining_value = $remain_pkg->calc_remain(
+        'time' => $time, 
+        'cust_credit_source_bill_pkg' => \@cust_credit_source_bill_pkg,
+      );
+    }
+
     if ( $remaining_value > 0 ) {
       warn "Crediting for $remaining_value on package ".$self->pkgnum."\n"
         if $DEBUG;
@@ -1448,6 +1486,7 @@ sub credit_remaining {
         $remaining_value,
         'Credit for unused time on '. $self->part_pkg->pkg,
         'reason_type' => $reason_type,
+        'cust_credit_source_bill_pkg' => \@cust_credit_source_bill_pkg,
       );
       return "Error crediting customer \$$remaining_value for unused time".
         " on ". $self->part_pkg->pkg. ": $error"
@@ -1578,19 +1617,41 @@ sub unsuspend {
   my $conf = new FS::Conf;
 
   #adjust the next bill date forward
-  $hash{'bill'} = ( $hash{'bill'} || $hash{'setup'} ) + $inactive
-    if $inactive > 0
+  # increment next bill date if certain conditions are met:
+  # - it was due to be billed at some point
+  # - either the global or local config says to do this
+  my $adjust_bill = 0;
+  if (
+       $inactive > 0
     && ( $hash{'bill'} || $hash{'setup'} )
     && (    $opt{'adjust_next_bill'}
          || $conf->exists('unsuspend-always_adjust_next_bill_date')
          || $self->part_pkg->option('unsuspend_adjust_bill', 1)
        )
-    && ! $self->option('suspend_bill',1)
-    && (    ! $self->part_pkg->option('suspend_bill',1)
-         || $self->option('no_suspend_bill',1)
-       )
-    && $hash{'order_date'} != $hash{'susp'}
-  ;
+  ) {
+    $adjust_bill = 1;
+  }
+
+  # but not if:
+  # - the package billed during suspension
+  # - or it was ordered on hold
+  # - or the customer was credited for the unused time
+
+  if ( $self->option('suspend_bill',1)
+      or ( $self->part_pkg->option('suspend_bill',1)
+           and ! $self->option('no_suspend_bill',1)
+         )
+      or $hash{'order_date'} == $hash{'susp'}
+      or $self->part_pkg->option('unused_credit_suspend')
+      or ( ref($reason) and $reason->unused_credit )
+  ) {
+    $adjust_bill = 0;
+  }
+
+  # then add the length of time suspended to the bill date
+  if ( $adjust_bill ) {
+    $hash{'bill'} = ( $hash{'bill'} || $hash{'setup'} ) + $inactive
+  }
 
   $hash{'susp'} = '';
   $hash{'adjourn'} = '' if $hash{'adjourn'} and $hash{'adjourn'} < time;
@@ -2395,6 +2456,13 @@ sub modify_charge {
 
   } # else simply ignore them; the UI shouldn't allow editing the fields
 
+  
+  if ( exists($opt{'taxclass'}) 
+          and $part_pkg->taxclass ne $opt{'taxclass'}) {
+    
+      $part_pkg->set('taxclass', $opt{'taxclass'});
+  }
+
   my $error;
   if ( $part_pkg->modified or $pkg_opt_modified ) {
     # can we safely modify the package def?