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1 | package Catalyst::Base; |
2 | |
3 | use strict; |
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4 | use base qw/Catalyst::Component Catalyst::AttrContainer Class::Accessor::Fast/; |
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5 | |
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6 | use Catalyst::Exception; |
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7 | use Catalyst::Utils; |
8 | use Class::Inspector; |
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9 | use NEXT; |
10 | |
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11 | __PACKAGE__->mk_classdata($_) for qw/_dispatch_steps/; |
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12 | |
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13 | __PACKAGE__->_dispatch_steps( [qw/_BEGIN _AUTO _ACTION/] ); |
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14 | |
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15 | sub _DISPATCH : Private { |
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16 | my ( $self, $c ) = @_; |
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17 | |
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18 | foreach my $disp ( @{ $self->_dispatch_steps } ) { |
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19 | last unless $c->forward($disp); |
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20 | } |
21 | |
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22 | $c->forward('_END'); |
23 | } |
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24 | |
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25 | sub _BEGIN : Private { |
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26 | my ( $self, $c ) = @_; |
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27 | my $begin = ($c->get_actions( 'begin', $c->namespace))[-1]; |
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28 | return 1 unless $begin; |
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29 | $begin->execute($c); |
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30 | return !@{ $c->error }; |
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31 | } |
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32 | |
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33 | sub _AUTO : Private { |
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34 | my ( $self, $c ) = @_; |
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35 | my @auto = $c->get_actions('auto', $c->namespace); |
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36 | foreach my $auto (@auto) { |
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37 | $auto->execute($c); |
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38 | return 0 unless $c->state; |
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39 | } |
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40 | return 1; |
41 | } |
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42 | |
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43 | sub _ACTION : Private { |
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44 | my ( $self, $c ) = @_; |
45 | $c->action->execute($c); |
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46 | return !@{ $c->error }; |
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47 | } |
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48 | |
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49 | sub _END : Private { |
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50 | my ( $self, $c ) = @_; |
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51 | my $end = ($c->get_actions( 'end', $c->namespace))[-1]; |
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52 | return 1 unless $end; |
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53 | $end->execute($c); |
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54 | return !@{ $c->error }; |
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55 | } |
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56 | |
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57 | sub action_namespace { |
58 | my ( $self, $c ) = @_; |
59 | return |
60 | Catalyst::Utils::class2prefix( |
61 | ref $self, $c->config->{case_sensitive} ) || ''; |
62 | } |
63 | |
64 | sub register_actions { |
65 | my ( $self, $c ) = @_; |
66 | my $class = ref $self || $self; |
67 | my $namespace = $self->action_namespace( $c ); |
68 | my %methods; |
69 | $methods{$self->can($_)} = $_ for @{Class::Inspector->methods($class)||[]}; |
70 | foreach my $cache (@{$self->_action_cache}) { |
71 | my $code = $cache->[0]; |
72 | my $method = $methods{$code}; |
73 | next unless $method; |
74 | my $attrs = $self->_parse_attrs(@{$cache->[1]}); |
75 | if ($attrs->{Private} && ( keys %$attrs > 1 ) ) { |
76 | $c->log->debug( 'Bad action definition "' |
77 | . join( ' ', @{$cache->[1]} ) |
78 | . qq/" for "$class->$method"/ ) |
79 | if $c->debug; |
80 | next; |
81 | } |
82 | my $reverse = $namespace ? "$namespace/$method" : $method; |
83 | my $action = Catalyst::Action->new( |
84 | { |
85 | name => $method, |
86 | code => $code, |
87 | reverse => $reverse, |
88 | namespace => $namespace, |
89 | class => $class, |
90 | attributes => $attrs, |
91 | } |
92 | ); |
93 | $c->dispatcher->register($c, $action); |
94 | } |
95 | } |
96 | |
97 | sub _parse_attrs { |
98 | my ( $self, @attrs ) = @_; |
99 | my %attributes; |
100 | foreach my $attr (@attrs) { |
101 | |
102 | # Parse out :Foo(bar) into Foo => bar etc (and arrayify) |
103 | |
104 | if ( my ( $key, $value ) = ( $attr =~ /^(.*?)(?:\(\s*(.+)\s*\))?$/ ) ) { |
105 | |
106 | if ( defined $value ) { |
107 | ( $value =~ s/^'(.*)'$/$1/ ) || ( $value =~ s/^"(.*)"/$1/ ); |
108 | } |
109 | push( @{ $attributes{$key} }, $value ); |
110 | } |
111 | } |
112 | return \%attributes; |
113 | } |
114 | |
115 | |
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116 | =head1 NAME |
117 | |
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118 | Catalyst::Base - Catalyst Controller Base Class |
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119 | |
120 | =head1 SYNOPSIS |
121 | |
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122 | |
123 | =head1 DESCRIPTION |
124 | |
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125 | |
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126 | =head1 METHODS |
127 | |
128 | =over 4 |
129 | |
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130 | =back |
131 | |
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132 | =head1 SEE ALSO |
133 | |
134 | L<Catalyst>. |
135 | |
136 | =head1 AUTHOR |
137 | |
138 | Sebastian Riedel, C<sri@cpan.org> |
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139 | Marcus Ramberg, C<mramberg@cpan.org> |
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140 | Matt S Trout, C<mst@shadowcatsystems.co.uk> |
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141 | |
142 | =head1 COPYRIGHT |
143 | |
144 | This program is free software, you can redistribute it and/or modify it under |
145 | the same terms as Perl itself. |
146 | |
147 | =cut |
148 | |
149 | 1; |