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
30 # Has-many methods; XXX this is a hack
32 grep { exists $r->{config}{ok_tables}{$_} }
34 keys %{shift->__hasa_list || {}}
37 sub do_edit :Exported {
39 my $h = CGI::Untaint->new(%{$r->{params}});
40 my ($obj) = @{$r->objects || []};
42 # We have something to edit
43 $obj->update_from_cgi($h);
45 $obj = $self->create_from_cgi($h);
47 if (my %errors = $obj->cgi_update_errors) {
48 # Set it up as it was:
49 $r->{template_args}{cgi_params} = $r->{params};
50 $r->{template_args}{errors} = \%errors;
51 $r->{template} = "edit";
53 $r->{template} = "view";
55 $r->objects([ $obj ]);
58 sub delete :Exported {
59 return shift->SUPER::delete(@_) if caller ne "Maypole::Model::Base";
61 $_->SUPER::delete for @{ $r->objects || [] };
62 $r->objects([ $self->retrieve_all ]);
63 $r->{template} = "list";
67 sub stringify_column {
69 return ($class->columns("Stringify"),
70 (grep { /(name|title)/i } $class->columns),
71 (grep { !/id$/i } $class->primary_columns),
76 my ($self, $child) = @_;
77 $child->autoupdate(1);
78 if (my $col = $child->stringify_column) {
79 $child->columns( Stringify => $col );
83 sub search :Exported {
84 return shift->SUPER::search(@_) if caller ne "Maypole::Model::Base";
87 my %fields = map {$_ => 1 } $self->columns;
88 my $oper = "like"; # For now
89 my %params = %{$r->{params}};
90 my %values = map { $_ => {$oper, $params{$_} } }
91 grep { $params{$_} and $fields{$_} } keys %params;
94 if (!%values) { return $self->list($r) }
95 my $order = $self->order($r);
96 $self = $self->do_pager($r);
97 $r->objects([ $self->search_where(\%values),
98 ($order ? { order => $order } : ())
100 $r->{template_args}{search} = 1;
105 if ( my $rows = $r->config->{rows_per_page}) {
106 return $r->{template_args}{pager} = $self->pager($rows, $r->query->{page});
107 } else { return $self }
113 my %ok_columns = map {$_ => 1} $self->columns;
114 if ($order = $r->query->{order} and $ok_columns{$order}) {
115 $order .= ($r->query->{o2} eq "desc" && " DESC")
122 my $order = $self->order($r);
123 $self = $self->do_pager($r);
125 $r->objects([ $self->retrieve_all_sorted_by( $order )]);
127 $r->objects([ $self->retrieve_all ]);
132 my ($self, $config, $namespace, $dsn, $u, $p) = @_;
133 $config->{dsn} = $dsn;
134 $config->{loader} = Class::DBI::Loader->new(
135 namespace => $namespace,
140 $config->{classes} = [ $config->{loader}->classes ];
141 $config->{tables} = [ $config->{loader}->tables ];
145 my ($self, $r, $table) = @_;
146 return $r->config->{loader}->_table2class($table);