X-Git-Url: http://wagnertech.de/git?a=blobdiff_plain;f=SL%2FDB%2FObject.pm;h=d176a1f74d890d379de03831ad05d2de6c3ba350;hb=460cd14ecfb30a599884bb7dffbcdcdca9e7c432;hp=71e0a3939b3f76b147aaa89eb8db49c0c9706f50;hpb=e055700faea1906bea6c03184ba4516b57cac887;p=kivitendo-erp.git

diff --git a/SL/DB/Object.pm b/SL/DB/Object.pm
old mode 100644
new mode 100755
index 71e0a3939..d176a1f74
--- a/SL/DB/Object.pm
+++ b/SL/DB/Object.pm
@@ -2,6 +2,7 @@ package SL::DB::Object;
 
 use strict;
 
+use English qw(-no_match_vars);
 use Rose::DB::Object;
 use List::MoreUtils qw(any);
 
@@ -9,6 +10,7 @@ use SL::DB;
 use SL::DB::Helper::Attr;
 use SL::DB::Helper::Metadata;
 use SL::DB::Helper::Manager;
+use SL::DB::Object::Hooks;
 
 use base qw(Rose::DB::Object);
 
@@ -84,6 +86,73 @@ sub call_sub {
   return $self->$sub(@_);
 }
 
+sub call_sub_if {
+  my $self  = shift;
+  my $sub   = shift;
+  my $check = shift;
+
+  $check    = $check->($self) if ref($check) eq 'CODE';
+
+  return $check ? $self->$sub(@_) : $self;
+}
+
+# These three functions cannot sit in SL::DB::Object::Hooks because
+# mixins don't deal well with super classes (SUPER is the current
+# package's super class, not $self's).
+sub load {
+  my ($self, @args) = @_;
+
+  SL::DB::Object::Hooks::run_hooks($self, 'before_load');
+  my $result = $self->SUPER::load(@args);
+  SL::DB::Object::Hooks::run_hooks($self, 'after_load', $result);
+
+  return $result;
+}
+
+sub save {
+  my ($self, @args) = @_;
+
+  my ($result, $exception);
+  my $worker = sub {
+    SL::DB::Object::Hooks::run_hooks($self, 'before_save');
+    $exception = $EVAL_ERROR unless eval {
+      $result = $self->SUPER::save(@args);
+      1;
+    };
+    SL::DB::Object::Hooks::run_hooks($self, 'after_save', $result);
+
+    return $result;
+  };
+
+  $self->db->in_transaction ? $worker->() : $self->db->do_transaction($worker);
+
+  die $exception if $exception;
+
+  return $result;
+}
+
+sub delete {
+  my ($self, @args) = @_;
+
+  my ($result, $exception);
+  my $worker = sub {
+    SL::DB::Object::Hooks::run_hooks($self, 'before_delete');
+    $exception = $EVAL_ERROR unless eval {
+      $result = $self->SUPER::delete(@args);
+      1;
+    };
+    SL::DB::Object::Hooks::run_hooks($self, 'after_delete', $result);
+
+    return $result;
+  };
+
+  $self->db->in_transaction ? $worker->() : $self->db->do_transaction($worker);
+
+  die $exception if $exception;
+
+  return $result;
+}
+
 1;
 
 __END__
@@ -145,6 +214,16 @@ name is a composite, e.g.
 
   my $chart_id = $buchungsgruppe->call_sub(($is_sales ? "income" : "expense") . "_accno_id_${taxzone_id}");
 
+=item C<call_sub_if $name, $check, @args>
+
+Calls the sub C<$name> on C<$self> with the arguments C<@args> if
+C<$check> is trueish. If C<$check> is a code reference then it will be
+called with C<$self> as the only argument and its result determines
+whether or not C<$name> is called.
+
+Returns the sub's result if the check is positive and C<$self>
+otherwise.
+
 =back
 
 =head1 AUTHOR