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 return keys %{$self->meta_info('has_many') || {}};
32 sub do_edit :Exported {
34 my $h = CGI::Untaint->new(%{$r->{params}});
36 my ($obj) = @{$r->objects || []};
38 # We have something to edit
39 $obj->update_from_cgi($h => {
40 required => $r->{config}{$r->{table}}{required_cols} || [],
43 $obj = $self->create_from_cgi($h => {
44 required => $r->{config}{$r->{table}}{required_cols} || [],
48 if (my %errors = $obj->cgi_update_errors) {
49 # Set it up as it was:
50 $r->{template_args}{cgi_params} = $r->{params};
51 $r->{template_args}{errors} = \%errors;
52 $r->{template} = "edit";
53 undef $obj if $creating; # Couldn't create
55 $r->{template} = "view";
57 $r->objects([ $obj ]);
60 sub delete :Exported {
61 return shift->SUPER::delete(@_) if caller ne "Maypole::Model::Base";
63 $_->SUPER::delete for @{ $r->objects || [] };
64 $r->objects([ $self->retrieve_all ]);
65 $r->{template} = "list";
69 sub stringify_column {
71 return ($class->columns("Stringify"),
72 (grep { /(name|title)/i } $class->columns),
73 (grep { !/id$/i } $class->primary_columns),
78 my ($self, $child) = @_;
79 $child->autoupdate(1);
80 if (my $col = $child->stringify_column) {
81 $child->columns( Stringify => $col );
85 sub search :Exported {
86 return shift->SUPER::search(@_) if caller ne "Maypole::Model::Base";
89 my %fields = map {$_ => 1 } $self->columns;
90 my $oper = "like"; # For now
91 my %params = %{$r->{params}};
92 my %values = map { $_ => {$oper, $params{$_} } }
93 grep { $params{$_} and $fields{$_} } keys %params;
96 if (!%values) { return $self->list($r) }
97 my $order = $self->order($r);
98 $self = $self->do_pager($r);
99 $r->objects([ $self->search_where(\%values),
100 ($order ? { order => $order } : ())
102 $r->{template_args}{search} = 1;
107 if ( my $rows = $r->config->{rows_per_page}) {
108 return $r->{template_args}{pager} = $self->pager($rows, $r->query->{page});
109 } else { return $self }
115 my %ok_columns = map {$_ => 1} $self->columns;
116 if ($order = $r->query->{order} and $ok_columns{$order}) {
117 $order .= ($r->query->{o2} eq "desc" && " DESC")
124 my $order = $self->order($r);
125 $self = $self->do_pager($r);
127 $r->objects([ $self->retrieve_all_sorted_by( $order )]);
129 $r->objects([ $self->retrieve_all ]);
134 my ($self, $config, $namespace, $dsn, $u, $p, $opts) = @_;
135 $dsn ||= $config->{dsn};
136 $u ||= $config->{user};
137 $p ||= $config->{pass};
138 $opts ||= $config->{opts};
139 $config->{dsn} = $dsn;
140 $config->{loader} = Class::DBI::Loader->new(
141 namespace => $namespace,
147 $config->{classes} = [ $config->{loader}->classes ];
148 $config->{tables} = [ $config->{loader}->tables ];
152 my ($self, $r, $table) = @_;
153 return $r->config->{loader}->_table2class($table);