1 package Maypole::Model::CDBI;
2 use base qw(Maypole::Model::Base Class::DBI);
3 use Class::DBI::AsForm;
4 use Class::DBI::FromCGI;
5 use Class::DBI::Loader;
6 use Class::DBI::AbstractSearch;
7 use Class::DBI::Plugin::RetrieveAll;
10 use Lingua::EN::Inflect::Number qw(to_PL);
16 Maypole::Model::CDBI - Model class based on Class::DBI
20 This is a master model class which uses C<Class::DBI> to do all the hard
21 work of fetching rows and representing them as objects. It is a good
22 model to copy if you're replacing it with other database abstraction
29 # Has-many methods; XXX this is a hack
31 grep { exists $r->{config}{ok_tables}{$_} }
33 keys %{shift->__hasa_list || {}}
36 sub do_edit :Exported {
38 my $h = CGI::Untaint->new(%{$r->{params}});
39 my ($obj) = @{$r->objects || []};
41 # We have something to edit
42 $obj->update_from_cgi($h);
44 $obj = $self->create_from_cgi($h);
46 if (my %errors = $obj->cgi_update_errors) {
47 # Set it up as it was:
48 $r->{template_args}{cgi_params} = $r->{params};
49 $r->{template_args}{errors} = \%errors;
50 $r->{template} = "edit";
52 $r->{template} = "view";
54 $r->objects([ $obj ]);
57 sub delete :Exported {
58 return shift->SUPER::delete(@_) if caller ne "Maypole::Model::Base";
60 $_->SUPER::delete for @{ $r->objects || [] };
61 $r->objects([ $self->retrieve_all ]);
62 $r->{template} = "list";
66 sub stringify_column {
68 return ($class->columns("Stringify"),
69 (grep { $_ ne "id" } $class->primary_columns),
70 (grep { $_ eq "name" } $class->columns)
75 my ($self, $child) = @_;
76 $child->autoupdate(1);
77 if (my $col = $child->stringify_column) {
78 $child->columns( Stringify => $col );
82 sub search :Exported {
83 return shift->SUPER::search(@_) if caller ne "Maypole::Model::Base";
86 my %fields = map {$_ => 1 } $self->columns;
87 my $oper = "like"; # For now
88 my %params = %{$r->{params}};
89 my %values = map { $_ => {$oper, $params{$_} } }
90 grep { $params{$_} and $fields{$_} } keys %params;
93 if (!%values) { return $self->list($r) }
94 my $order = $self->order($r);
95 $self = $self->do_pager($r);
96 $r->objects([ $self->search_where(\%values),
97 ($order ? { order => $order } : ())
99 $r->{template_args}{search} = 1;
104 if ( my $rows = $r->config->{rows_per_page}) {
105 return $r->{template_args}{pager} = $self->pager($rows, $r->query->{page});
106 } else { return $self }
112 my %ok_columns = map {$_ => 1} $self->columns;
113 if ($order = $r->query->{order} and $ok_columns{$order}) {
114 $order .= ($r->query->{o2} eq "desc" && " DESC")
121 my $order = $self->order($r);
122 $self = $self->do_pager($r);
124 $r->objects([ $self->retrieve_all_sorted_by( $order )]);
126 $r->objects([ $self->retrieve_all ]);
131 my ($self, $config, $namespace, $dsn, $u, $p) = @_;
132 $config->{dsn} = $dsn;
133 $config->{loader} = Class::DBI::Loader->new(
134 namespace => $namespace,
139 $config->{classes} = [ $config->{loader}->classes ];
140 $config->{tables} = [ $config->{loader}->tables ];
144 my ($self, $r, $table) = @_;
145 return $r->config->{loader}->_table2class($table);