__PACKAGE__->mk_classdata('journal_storage_type');
__PACKAGE__->mk_classdata('journal_connection');
+__PACKAGE__->mk_classdata('journal_deploy_on_connect');
__PACKAGE__->mk_classdata('journal_sources'); ## [ source names ]
__PACKAGE__->mk_classdata('journal_user'); ## [ class, field for user id ]
-__PACKAGE__->mk_classdata('_journal_schema');
+__PACKAGE__->mk_classdata('journal_copy_sources');
+__PACKAGE__->mk_classdata('__journal_schema_prototype');
+__PACKAGE__->mk_classdata('_journal_schema'); ## schema object for journal
+__PACKAGE__->mk_classdata('journal_component');
+__PACKAGE__->mk_classdata('journal_nested_changesets');
-our $VERSION = '0.01';
+use strict;
+use warnings;
-sub throw_exception
-{
-}
+# sub throw_exception
+# {
+# }
-sub exception_action
-{
- my $self = shift;
-# print STDERR Carp::longmess;
+# sub exception_action
+# {
+# my $self = shift;
+# # print STDERR Carp::longmess;
- $self->next::method(@_);
-}
+# $self->next::method(@_);
+# }
# sub load_classes
# {
# }
-sub connection
+sub _journal_schema_prototype
{
my $self = shift;
- $self->next::method(@_);
+ if (my $proto = $self->__journal_schema_prototype)
+ {
+ return $proto;
+ }
+ my $proto = $self->__journal_schema_prototype
+ (
+ DBIx::Class::Schema::Journal::DB->compose_namespace
+ (
+ (blessed($self)||$self) . '::Journal'
+ )
+ );
+ my $comp = $self->journal_component || "Journal";
-# print STDERR join(":", $self->sources), "\n";
+ ## Create auditlog+history per table
+ my %j_sources = map { $_ => 1 } $self->journal_sources
+ ? @{$self->journal_sources}
+ : $self->sources;
- my $journal_schema;
- if(!defined($self->journal_connection))
+ foreach my $s_name ($self->sources)
{
- ## If no connection, use the same schema/storage etc as the user
- DBIx::Class::Componentised->inject_base(ref $self, 'DBIx::Class::Schema::Journal::DB');
- $journal_schema = $self;
+ next unless($j_sources{$s_name});
+ $self->create_journal_for($s_name => $proto);
+ $self->class($s_name)->load_components($comp);
+# print STDERR "$s_name :", $self->class($s_name), "\n";
}
- else
+ return $proto;
+}
+
+sub connection
+{
+ my $self = shift;
+ my $schema = $self->next::method(@_);
+
+# print STDERR join(":", $self->sources), "\n";
+
+ my $journal_schema = (ref $self||$self)->_journal_schema_prototype->clone;
+
+ if($self->journal_connection)
{
- $journal_schema = DBIx::Class::Schema::Journal::DB->connect(@{ $self->journal_connection });
if($self->journal_storage_type)
{
$journal_schema->storage_type($self->journal_storage_type);
}
+ $journal_schema->connection(@{ $self->journal_connection });
+ } else {
+ $journal_schema->storage( $schema->storage );
}
- ## get our own private version of the journaling sources
- $self->_journal_schema($journal_schema->compose_namespace(blessed($self) . '::Journal'));
+ $self->_journal_schema($journal_schema);
- ## Create auditlog+history per table
- my %j_sources = map { $_ => 1 } $self->journal_sources
- ? @{$self->journal_sources}
- : $self->sources;
- foreach my $s_name ($self->sources)
- {
- next unless($j_sources{$s_name});
- $self->create_journal_for($s_name);
- $self->class($s_name)->load_components('Journal');
-# print STDERR "$s_name :", $self->class($s_name), "\n";
+
+ if ( $self->journal_nested_changesets ) {
+ $self->_journal_schema->nested_changesets(1);
+ die "FIXME nested changeset schema not yet supported... add parent_id to ChangeSet here";
}
+ $self->journal_schema_deploy()
+ if $self->journal_deploy_on_connect;
+
## Set up relationship between changeset->user_id and this schema's user
- if(!@{$self->journal_user})
+ if(!@{$self->journal_user || []})
{
- warn "No Journal User set!";
- return;
+ #warn "No Journal User set!"; # no need to warn, user_id is useful even without a rel
+ return $schema;
}
- $self->_journal_schema->deploy();
$self->_journal_schema->class('ChangeSet')->belongs_to('user', @{$self->journal_user});
$self->_journal_schema->storage->disconnect();
+
+ return $schema;
}
-sub get_audit_log_class_name
+sub deploy
{
- my ($self, $sourcename) = @_;
+ my ( $self, $sqlt_args, @args ) = @_;
- return blessed($self->_journal_schema) . "::${sourcename}AuditLog";
+ $self->next::method($sqlt_args, @args);
+
+ $self->journal_schema_deploy($sqlt_args, @args);
}
-sub get_audit_history_class_name
+sub journal_schema_deploy
{
- my ($self, $sourcename) = @_;
+ my ( $self, $sqlt_args, @args ) = @_;
- return blessed($self->_journal_schema) . "::${sourcename}AuditHistory";
+ $self->_journal_schema->deploy( $sqlt_args, @args );
}
sub create_journal_for
{
- my ($self, $s_name) = @_;
+ my ($self, $s_name, $journal_schema) = @_;
my $source = $self->source($s_name);
- my $newclass = $self->get_audit_log_class_name($s_name);
- DBIx::Class::Componentised->inject_base($newclass, 'DBIx::Class::Schema::Journal::DB::AuditLog');
- $newclass->table(lc($s_name) . "_audit_log");
- $self->_journal_schema->register_class("${s_name}AuditLog", $newclass);
-
-
- my $histclass = $self->get_audit_history_class_name($s_name);
- DBIx::Class::Componentised->inject_base($histclass, 'DBIx::Class::Schema::Journal::DB::AuditHistory');
- $histclass->table(lc($s_name) . "_audit_history");
-# $histclass->result_source_instance->name(lc($s_name) . "_audit_hisory");
- $histclass->add_columns(
- map { $_ => $source->column_info($_) } $source->columns
- );
-
- $self->_journal_schema->register_class("${s_name}AuditHistory", $histclass);
+
+ foreach my $audit (qw(AuditLog AuditHistory)) {
+ my $audit_source = join("", $s_name, $audit);
+ my $class = blessed($journal_schema) . "::$audit_source";
+
+ DBIx::Class::Componentised->inject_base($class, "DBIx::Class::Schema::Journal::DB::$audit");
+
+ $class->journal_define_table($source);
+
+ $journal_schema->register_class($audit_source, $class);
+
+ if ($self->journal_copy_sources)
+ {
+ $self->register_class($audit_source, $class);
+ }
+ }
}
sub txn_do
{
- my ($self, $code) = @_;
+ my ($self, $user_code, @args) = @_;
+
+ my $jschema = $self->_journal_schema;
+
+ my $code = $user_code;
+
+ my $current_changeset = $jschema->_current_changeset;
+ if ( !$current_changeset || $self->journal_nested_changesets )
+ {
+ my $current_changeset_ref = $jschema->_current_changeset_container;
+
+ unless ( $current_changeset_ref ) {
+ # this is a hash because scalar refs can't be localized
+ $current_changeset_ref = { };
+ $jschema->_current_changeset_container($current_changeset_ref);
+ }
+
+ # wrap the thunk with a new changeset creation
+ $code = sub {
+ my $changeset = $jschema->journal_create_changeset( parent_id => $current_changeset );
+ local $current_changeset_ref->{changeset} = $changeset->id;
+ $user_code->(@_);
+ };
+
+ }
+
+ if ( $jschema->storage != $self->storage ) {
+ my $inner_code = $code;
+ $code = sub { $jschema->txn_do($inner_code, @_) };
+ }
+
+ return $self->next::method($code, @args);
+}
+
+sub changeset_user
+{
+ my ($self, $userid) = @_;
+
+ return $self->_journal_schema->current_user() if(@_ == 1);
- ## Create a new changeset, then run $code as a transaction
- my $cs = $self->_journal_schema->resultset('ChangeSet');
+ $self->_journal_schema->current_user($userid);
+}
+
+sub changeset_session
+{
+ my ($self, $sessionid) = @_;
- $self->txn_begin;
- my $changeset = $cs->create({ ( $self->_journal_schema->current_user() ? ( user_id => $self->_journal_schema->current_user()) : () ),
-# user_id => $self->_journal_schema->current_user(),
- session_id => $self->_journal_schema->current_session(),
- });
- $self->_journal_schema->current_changeset($changeset->ID);
+ return $self->_journal_schema->current_session() if(@_ == 1);
- $self->next::method($code);
+ $self->_journal_schema->current_session($sessionid);
}
+
1;
projects / dbsrgits/DBIx-Class-Journal.git / blobdiff