X-Git-Url: http://git.freeside.biz/gitweb/?a=blobdiff_plain;f=FS%2FFS%2Fo2m_Common.pm;h=915393ae9808832d94cff43dcba0617ac3808ccb;hb=368ed08e24400e9d1faf401a1e4e23ea54d2c969;hp=4f6d2e781fb1b2760f4160a8b9bb9f12b216613e;hpb=92c9e14aa28f017837fb94e4da1d9862e30b02f8;p=freeside.git

diff --git a/FS/FS/o2m_Common.pm b/FS/FS/o2m_Common.pm
index 4f6d2e781..915393ae9 100644
--- a/FS/FS/o2m_Common.pm
+++ b/FS/FS/o2m_Common.pm
@@ -35,11 +35,19 @@ Available options:
 
 table (required) - Table into which the records are inserted.
 
-num_col (optional) - Column in table which links to the primary key of the base table.  If not specified, it is assumed this has the same name.
+fields (required) - Arrayref of the field names in the "many" table.
 
-params (required) - Hashref of keys and values, often passed as C<scalar($cgi->Vars)> from a form.
+params (required) - Hashref of keys and values, often passed as
+C<scalar($cgi->Vars)> from a form. This will be scanned for keys of the form
+"pkeyNN" (where pkey is the primary key column name, and NN is an integer).
+Each of these designates one record in the "many" table. The contents of
+that record will be taken from other parameters with the names
+"pkeyNN_myfield" (where myfield is one of the fields in the 'fields'
+array).
 
-fields (required) - Arrayref of field names for each record in table.  Pulled from params as "pkeyNN_field" where pkey is table's primary key and NN is the entry's numeric identifier.
+num_col (optional) - Name of the foreign key column in the "many" table, which
+links to the primary key of the base table. If not specified, it is assumed
+this has the same name as in the base table.
 
 =cut
 
@@ -103,7 +111,7 @@ sub process_o2m {
                  map { $_ => $opt{'params'}->{$add_param."_$_"} }
                      @{ $opt{'fields'} }
                );
-    &{ $opt{'hash_callback'} }( \%hash ) if $opt{'hash_callback'};
+    &{ $opt{'hash_callback'} }( \%hash, $old_obj ) if $opt{'hash_callback'};
     #next unless grep { $_ =~ /\S/ } values %hash;
 
     my $new_obj = "FS::$table"->new( { %$hashref, %hash } );