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package Egg::Dispatch::Fast; |
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# |
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# Masatoshi Mizuno E<lt>lusheE<64>cpan.orgE<gt> |
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# |
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# $Id: Fast.pm 337 2008-05-14 12:30:09Z lushe $ |
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# |
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use strict; |
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use warnings; |
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use base qw/ Egg::Dispatch /; |
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our $VERSION= '3.02'; |
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sub dispatch { |
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$_[0]->{Dispatch} ||= Egg::Dispatch::Fast::handler->new(@_); |
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} |
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package Egg::Dispatch::Fast::handler; |
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use strict; |
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use base qw/Egg::Dispatch::handler/; |
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__PACKAGE__->mk_accessors(qw/ mode_now _action_code /); |
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sub _initialize { |
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my($self)= @_; |
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$self->mode( $self->e->_get_mode || $self->e->snip->[0] || "" ); |
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$self->SUPER::_initialize; |
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} |
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sub _start { |
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my($self)= @_; |
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my $map= $self->e->dispatch_map; |
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my($code, $mode, $label); |
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if ($code= $map->{$self->mode}) { |
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$mode= $self->mode_now($self->mode); |
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$self->action([$mode]); |
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} elsif ($code= $map->{$self->default_mode}) { |
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$mode= $self->mode_now($self->default_mode); |
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$self->action([$self->default_name]); |
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} else { |
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$code= sub {}; |
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$mode= $self->mode_now($self->default_mode); |
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$self->action([$self->default_name]); |
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} |
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if (ref($code) eq 'HASH') { |
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$self->label([ $code->{label} || $self->action->[0] ]); |
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$self->page_title( $self->label->[0] ); |
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$self->_action_code( $code->{action} || sub {} ); |
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} else { |
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$self->label([ $self->action->[0] ]); |
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$self->page_title( $self->label->[0] ); |
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$self->_action_code( $code ); |
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} |
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} |
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sub _action { |
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my($self)= @_; |
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my $action= $self->_action_code |
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|| return $self->e->finished('404 Not Found'); |
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$action->($self->e, $self); |
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1; |
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} |
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sub _finish { 1 } |
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sub _example_code { |
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my($self)= @_; |
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my $a= { project_name=> $self->e->namespace }; |
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<<END_OF_EXAMPLE; |
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# |
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# Example of controller and dispatch. |
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# |
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package $a->{project_name}::Dispatch; |
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use strict; |
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use warnings; |
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use $a->{project_name}::Members; |
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use $a->{project_name}::BBS; |
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our $VERSION= '0.01'; |
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$a->{project_name}->dispatch_map( |
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# HASH can be used for the value. |
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# Please define not HASH but CODE if you do not use the label. |
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_default => { |
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label => 'index page.', |
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action => sub {}, |
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}, |
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# If it is a setting only of the label, 'action' is omissible. |
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# Empty CODE tries to be set in action when omitting it, and to use |
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# 'help.tt' for the template. |
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help => { label => 'help page.' }, |
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members => ¥&$a->{project_name}::Members::default, |
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members_login => ¥&$a->{project_name}::Members::login, |
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members_logout => ¥&$a->{project_name}::Members::logout, |
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bbs => ¥&$a->{project_name}::BBS::article_view, |
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bbs_post => ¥&$a->{project_name}::BBS::article_post, |
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bbs_edit => ¥&$a->{project_name}::BBS::article_edit, |
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); |
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1; |
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END_OF_EXAMPLE |
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} |
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1; |
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__END__ |
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=head1 NAME |
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Egg::Dispatch::Fast - Another dispatch class. |
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114
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=head1 SYNOPSIS |
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package MyApp::Dispatch; |
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use base qw/ Egg::Dispatch::Fast /; |
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Egg->dispatch_map( |
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_default => { |
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label=> 'index page.', |
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action => sub { ... }, |
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}, |
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# When only the label is set, an empty CODE reference is set to action. |
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# And, hooo.tt was set in the template. |
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hooo => { label => 'hooo page.' }, |
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hoge => { |
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label => 'hoge page', |
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action => sub { ... }, |
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}, |
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boo => sub { ... }, |
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); |
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139
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=head1 DESCRIPTION |
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141
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L<EggDispatch::Standard> it is a plugin to do more high-speed Dispatch. |
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143
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As for 'dispatch_map', only a single hierarchy is treatable. |
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145
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The regular expression etc. cannot be used for the key. |
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147
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The value to the key should be CODE reference. |
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The argument passed for the CODE reference is L<Egg::Dispatch::Standard>. |
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It is similar. |
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152
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=head1 METHODS |
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154
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L<Egg::Dispatch> has been succeeded to. |
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156
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=head2 dispatch |
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158
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The Egg::Dispatch::Fast::handler object is returned. |
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160
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my $d= $e->dispatch; |
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162
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=head1 HANDLER METHODS |
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164
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=head2 mode_now |
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166
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The action matched with 'dispatch_map' is returned as a mode. |
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168
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* The value of 'default_mode' method is returned when failing in the match. |
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170
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=head1 SEE ALSO |
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172
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L<Egg::Release>, |
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L<Egg::Dispatch>, |
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175
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=head1 AUTHOR |
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177
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Masatoshi Mizuno E<lt>lusheE<64>cpan.orgE<gt> |
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179
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=head1 COPYRIGHT AND LICENSE |
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181
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Copyright (C) 2008 Bee Flag, Corp. E<lt>L<http://egg.bomcity.com/>E<gt>. |
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183
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This library is free software; you can redistribute it and/or modify |
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it under the same terms as Perl itself, either Perl version 5.8.6 or, |
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at your option, any later version of Perl 5 you may have available. |
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187
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=cut |
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