X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FDBIx%2FClass%2FSchema%2FJournal.pm;h=6c1678a1f0bafea76d836f10e36019f64374d160;hb=5b64dcdc3bb8d13b3cd896e70a43871eeb77db07;hp=eaa48081065e8c588ba2b6999265290afb080833;hpb=30a4f2413c77b479a3391914b795dd9d806b4d42;p=dbsrgits%2FDBIx-Class-Journal.git

diff --git a/lib/DBIx/Class/Schema/Journal.pm b/lib/DBIx/Class/Schema/Journal.pm
index eaa4808..6c1678a 100644
--- a/lib/DBIx/Class/Schema/Journal.pm
+++ b/lib/DBIx/Class/Schema/Journal.pm
@@ -4,56 +4,78 @@ use base qw/DBIx::Class/;
 
 use Scalar::Util 'blessed';
 use DBIx::Class::Schema::Journal::DB;
+use Class::C3::Componentised ();
 
 __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_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_components');
 __PACKAGE__->mk_classdata('journal_nested_changesets');
-
-our $VERSION = '0.01';
+__PACKAGE__->mk_classdata('journal_prefix');
 
 use strict;
 use warnings;
 
-# sub throw_exception
-# {
-# }
 
-# sub exception_action
-# {
-#     my $self = shift;
-# #    print STDERR Carp::longmess;
+sub _journal_schema_prototype {
+    my $self = shift;
+    if (my $proto = $self->__journal_schema_prototype) {
+          return $proto;
+    }
+    my $c = blessed($self)||$self;
+    my $journal_schema_class = "${c}::_JOURNAL";
+    Class::C3::Componentised->inject_base($journal_schema_class, 'DBIx::Class::Schema::Journal::DB');
+    $journal_schema_class->load_components($self->journal_components)
+        if $self->journal_components;
+    my $proto = $self->__journal_schema_prototype (
+        $journal_schema_class->compose_namespace( $c.'::Journal')
+    );
+
+
+    my $comp = $self->journal_component || "Journal";
     
-#     $self->next::method(@_);
-# }
+    my $prefix = $self->journal_prefix || '';
+    foreach my $audit (qw(ChangeSet ChangeLog)) {
+        my $class = blessed($proto) . "::$audit";
 
-# sub load_classes
-# {
-#     my $class = shift;
+        Class::C3::Componentised->inject_base($class, "DBIx::Class::Schema::Journal::DB::$audit");
 
+        $class->journal_define_table(blessed($proto), $prefix);
 
-#     $class->next::method(@_);
-    
-# }
+        $proto->register_class($audit, $class);
+
+        $self->register_class($audit, $class)
+            if $self->journal_copy_sources;
+    }
+
+    ## Create auditlog+history per table
+    my %j_sources = map { $_ => 1 } $self->journal_sources
+       ? @{$self->journal_sources}
+       : $self->sources;
 
-sub connection
-{
+    foreach my $s_name ($self->sources) {
+        next unless($j_sources{$s_name});
+        $self->create_journal_for($s_name => $proto);
+        $self->class($s_name)->load_components($comp);
+    }
+    return $proto;
+}
+
+sub connection {
     my $self = shift;
     my $schema = $self->next::method(@_);
 
-#   print STDERR join(":", $self->sources), "\n";
-
-    my $journal_schema = DBIx::Class::Schema::Journal::DB->compose_namespace(blessed($self) . '::Journal');
+    my $journal_schema = (ref $self||$self)->_journal_schema_prototype->clone;
 
-    if($self->journal_connection)
-    {
-        if($self->journal_storage_type)
-        {
-            $journal_schema->storage_type($self->journal_storage_type);
-        }
+    if($self->journal_connection) {
+        $journal_schema->storage_type($self->journal_storage_type)
+            if $self->journal_storage_type;
         $journal_schema->connection(@{ $self->journal_connection });
     } else {
         $journal_schema->storage( $schema->storage );
@@ -62,30 +84,16 @@ sub connection
     $self->_journal_schema($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";
+        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!"; # no need to warn, user_id is useful even without a rel
         return $schema;
     }
@@ -96,80 +104,41 @@ sub connection
     return $schema;
 }
 
-sub deploy
-{
-    my ( $self, $sqlt_args, @args ) = @_;
-
-    $self->next::method($sqlt_args, @args);
-
-    $self->journal_schema_deploy($sqlt_args, @args);
-}
-
-sub journal_schema_deploy
-{
-    my ( $self, $sqlt_args, @args ) = @_;
-
-    $self->_journal_schema->deploy( $sqlt_args, @args );
-}
+sub deploy {
+    my $self = shift;
 
-sub get_audit_log_class_name
-{
-    my ($self, $sourcename) = @_;
+    $self->next::method(@_);
 
-    return blessed($self->_journal_schema) . "::${sourcename}AuditLog";
+    $self->journal_schema_deploy(@_);
 }
 
-sub get_audit_history_class_name
-{
-    my ($self, $sourcename) = @_;
+sub journal_schema_deploy {
+    my $self = shift;
 
-    return blessed($self->_journal_schema) . "::${sourcename}AuditHistory";
+    $self->_journal_schema->deploy(@_);
 }
 
-sub create_journal_for
-{
-    my ($self, $s_name) = @_;
+sub create_journal_for {
+    my ($self, $s_name, $journal_schema) = @_;
 
     my $source = $self->source($s_name);
-    my $logclass = $self->get_audit_log_class_name($s_name);
 
-    DBIx::Class::Componentised->inject_base($logclass, 'DBIx::Class::Schema::Journal::DB::AuditLog');
-    $logclass->journal_define_table($source);
+    foreach my $audit (qw(AuditLog AuditHistory)) {
+        my $audit_source = $s_name.$audit;
+        my $class = blessed($journal_schema) . "::$audit_source";
 
-    my $log_source = "${s_name}AuditLog";
-    $self->_journal_schema->register_class($log_source, $logclass);
-                           
+        Class::C3::Componentised->inject_base($class, "DBIx::Class::Schema::Journal::DB::$audit");
 
-    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");
+        $class->journal_define_table($source, blessed($journal_schema));
 
-    foreach my $column ( $source->columns ) {
-        my $info = $source->column_info($column);
+        $journal_schema->register_class($audit_source, $class);
 
-        my %hist_info = %$info;
-
-        delete $hist_info{$_} for qw(
-            is_foreign_key
-            is_primary_key
-            is_auto_increment
-            default_value
-        );
-        
-        $hist_info{is_nullable} = 1;
-
-        $histclass->add_column($column => \%hist_info);
+        $self->register_class($audit_source, $class)
+            if $self->journal_copy_sources;
     }
-                           
-    my $hist_source = "${s_name}AuditHistory";
-    $self->_journal_schema->register_class($hist_source, $histclass);
-
-    return ( $log_source, $hist_source );
 }
 
-sub txn_do
-{
+sub txn_do {
     my ($self, $user_code, @args) = @_;
 
     my $jschema = $self->_journal_schema;
@@ -177,8 +146,7 @@ sub txn_do
     my $code = $user_code;
 
     my $current_changeset = $jschema->_current_changeset;
-    if ( !$current_changeset || $self->journal_nested_changesets )
-    {
+    if ( !$current_changeset || $self->journal_nested_changesets ) {
         my $current_changeset_ref = $jschema->_current_changeset_container;
 
         unless ( $current_changeset_ref ) {
@@ -204,23 +172,22 @@ sub txn_do
     return $self->next::method($code, @args);
 }
 
-sub changeset_user
-{
+sub changeset_user {
     my ($self, $userid) = @_;
 
-    return $self->_journal_schema->current_user() if(@_ == 1);
+    return $self->_journal_schema->current_user()
+       if @_ == 1;
 
     $self->_journal_schema->current_user($userid);
 }
 
-sub changeset_session
-{
+sub changeset_session {
     my ($self, $sessionid) = @_;
 
-    return $self->_journal_schema->current_session() if(@_ == 1);
+    return $self->_journal_schema->current_session()
+       if @_ == 1;
 
     $self->_journal_schema->current_session($sessionid);
 }
 
-
 1;