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#!/usr/bin/perl |
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# $Id$ |
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# $Author$ |
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# $HeadURL$ |
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# $Date$ |
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# $Revision$ |
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use warnings; |
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use strict; |
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{ |
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package OOP::Perlish::Class::Accessor; |
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our $VERSION = 0.0100; |
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use warnings; |
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use strict; |
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use Scalar::Util qw(weaken blessed); |
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use Carp qw(confess); |
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use Data::Dumper; |
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use OOP::Perlish::Class::Abstract; # for implementation method exclusion |
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##########************************************************************************########## |
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#!!!!!!!!! BEGIN Inherit constructor from OOP::Perlish::Class; and overload methods associated |
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#!!!!!!!!! with accessors (because we are accessors...) |
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##########************************************************************************########## |
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############################################################################################ |
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## We override ____OOP_PERLISH_CLASS_REQUIRED_FIELDS, _accessors, ___inherit_accessors, and |
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## ___OOP_PERLISH_CLASS__ACCESSORS below |
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############################################################################################ |
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use base 'OOP::Perlish::Class'; |
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############################################################################################ |
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## We must override __OOP_PERLISH_CLASS__REQUIRED_FIELDS because we will not initialize required fileds |
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## via _accessors in the normal way |
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############################################################################################ |
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sub ____OOP_PERLISH_CLASS_REQUIRED_FIELDS |
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{ |
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return ( [qw(name type)] ); |
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} |
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############################################################################################ |
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## We are accessors, we cannot inherit them |
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############################################################################################ |
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sub ____inherit_accessors |
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{ |
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return; |
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} |
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############################################################################################ |
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## We are accessors, we cannot have accessors. |
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############################################################################################ |
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sub ____OOP_PERLISH_CLASS_ACCESSORS |
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{ |
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return {}; |
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} |
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############################################################################################ |
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## We are accessors, we cannot have accessors. |
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############################################################################################ |
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sub _accessors |
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{ |
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return; |
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} |
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##########************************************************************************########## |
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#!!!!!!!!! END overloads/inheritance from OOP::Perlish::Class |
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##########************************************************************************########## |
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############################################################################################ |
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## get/set the value stored in this accessor. |
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############################################################################################ |
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sub value |
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{ |
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290
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671
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my ( $self, @values ) = @_; |
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290
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1005
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if( @values && ( $self->readonly() && $self->self()->{__initialized} ) ) { |
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0
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carp( 'Cannot set ' . $self->name() . 'With ' . Dumper( \@values ) . 'Because it is readonly and we\'re already initialized' ); |
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} |
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if(@values) { |
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416
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$self->__set_value(@values); |
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} |
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290
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return $self->__get_value(); |
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} |
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############################################################################################ |
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## determine if a value (even undef) has been set on this accessor for a specific instance |
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############################################################################################ |
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sub is_set |
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{ |
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my ($self) = @_; |
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669
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return( (defined($self->self()->{___fields}->{ $self->name() }->{_Set})) ? $self->self()->{___fields}->{ $self->name() }->{_Set} : -1 ); |
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} |
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94
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############################################################################################ |
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## get/set whether this should be treated as readonly after initialization |
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############################################################################################ |
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sub readonly |
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{ |
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my ( $self, $readonly ) = @_; |
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260
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if( defined($readonly) && !exists( $self->{_readonly} ) ) { |
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$self->{_readonly} = $readonly; |
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} |
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1144
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$self->{_readonly} = undef unless( $self->{_readonly} ); |
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1054
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return $self->{_readonly}; |
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} |
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108
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############################################################################################ |
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## get/set the type of the data stored in this |
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############################################################################################ |
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sub type |
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{ |
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1808
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1808
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1
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2366
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my ( $self, $type ) = @_; |
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1808
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126739
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$type = uc($type); |
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5649
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if($type) { |
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confess("Invalid type specified") unless( $self->__valid_type_lookup($type) ); |
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if( !$self->{_Type} ) { |
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$self->{_Type} = $type; |
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281
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$self->base_type($type); |
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} |
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} |
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1807
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11878
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return $self->{_Type} if( defined( $self->{_Type} ) ); |
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0
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0
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return; |
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} |
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127
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############################################################################################ |
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## get/set '$self' of this accessor to be used by ->validator() subroutines that need to see the class |
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## for which we are an accessor of, rather than this accessor class itself. |
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## In principal, this should only be set by the class which defines this accessor, but this is not enforced. |
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############################################################################################ |
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sub self |
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{ |
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1914
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1914
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1
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2496
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my ( $self, $class_self ) = @_; |
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136
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1914
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100
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4242
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if( defined $class_self ) { |
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305
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1991
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confess('argument to ->self() is not a blessed reference') unless( ref($class_self) && blessed($class_self) ); |
138
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139
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305
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845
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weaken($class_self); # weaken to avoid cyclic reference leaks |
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305
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881
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$self->{_class_self} = $class_self if( defined($class_self) ); |
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} |
142
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1914
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50
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8061
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return $self->{_class_self} if( defined( $self->{_class_self} ) ); |
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0
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0
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return; |
144
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} |
145
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146
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############################################################################################ |
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## get/set the name of this accessor |
148
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############################################################################################ |
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sub name |
150
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{ |
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1620
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1620
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1
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2451
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my ( $self, $name ) = @_; |
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153
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1620
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2981
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if( defined($name) ) { |
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224
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$self->{_name} = $name; |
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} |
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1620
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8613
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return $self->{_name} if( defined( $self->{_name} ) ); |
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0
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return; |
158
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} |
159
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160
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############################################################################################ |
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## get/set whether this is a required attribute to the constructor |
162
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############################################################################################ |
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sub required |
164
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{ |
165
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69
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1
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105
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my ( $self, $required ) = @_; |
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167
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69
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100
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158
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if( defined($required) ) { |
168
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8
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19
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$self->{_required} = $required; |
169
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} |
170
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100
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267
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return $self->{_required} if( defined( $self->{_required} ) ); |
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157
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return; |
172
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} |
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174
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############################################################################################ |
175
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## get/set the default value |
176
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############################################################################################ |
177
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sub default ## no critic (ProhibitBuiltinHomonyms) |
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{ |
179
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30
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1
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63
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my ( $self, @values ) = @_; |
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181
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30
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100
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100
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103
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if( @values && !$self->default_is_set() ) { |
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10
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22
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$self->{_default_is_set} = 1; |
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28
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if( !defined( $values[0] ) && scalar @values == 1 ) { |
184
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0
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0
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$self->{_default} = undef; |
185
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0
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0
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return; |
186
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} |
187
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10
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29
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( $self->{_default} ) = $self->reference( $self->__dereference_always(@values) ); |
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} |
189
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81
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if( defined( $self->{_default} ) ) { |
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75
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return $self->dereference( $self->{_default} ); |
191
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} |
192
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193
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0
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0
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return; |
194
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} |
195
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196
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############################################################################################ |
197
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## Specify whether we will permit direct mutation of this reference |
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############################################################################################ |
199
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sub mutable |
200
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{ |
201
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62
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62
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1
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107
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my ($self, $mutable) = @_; |
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203
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62
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100
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150
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if(defined($mutable)) { |
204
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2
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7
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$self->{_mutable} = $mutable; |
205
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} |
206
|
|
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|
|
|
|
|
207
|
62
|
100
|
|
|
|
175
|
if(defined($self->{_mutable})) { # && $self->type() && $self->type() =~ m/REF/i) { |
208
|
8
|
|
|
|
|
25
|
return $self->{_mutable}; |
209
|
|
|
|
|
|
|
} |
210
|
54
|
|
|
|
|
152
|
return 0; |
211
|
|
|
|
|
|
|
} |
212
|
|
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|
213
|
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|
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|
|
############################################################################################ |
214
|
|
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|
|
|
|
## Check if default value has been set |
215
|
|
|
|
|
|
|
############################################################################################ |
216
|
|
|
|
|
|
|
sub default_is_set |
217
|
|
|
|
|
|
|
{ |
218
|
52
|
|
|
52
|
1
|
72
|
my ($self) = @_; |
219
|
|
|
|
|
|
|
|
220
|
52
|
|
|
|
|
595
|
return $self->{_default_is_set}; |
221
|
|
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|
|
} |
222
|
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|
223
|
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|
|
############################################################################################ |
224
|
|
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|
|
|
|
## get the basetype of either the type of this object, or the type passed as an argument |
225
|
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|
|
############################################################################################ |
226
|
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|
|
sub base_type |
227
|
|
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|
|
{ |
228
|
273
|
|
|
273
|
1
|
400
|
my ( $self, $type ) = @_; |
229
|
273
|
|
66
|
|
|
803
|
$type ||= $self->type(); |
230
|
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|
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|
|
231
|
273
|
50
|
|
|
|
743
|
return $self->__valid_type_lookup($type) if( $self->__valid_type_lookup($type) ); |
232
|
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} |
233
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234
|
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|
############################################################################################ |
235
|
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|
|
## based on the type, and basetype of this object, dereferences (if necessary) the data |
236
|
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|
|
## so that the requester obtains what they expect. |
237
|
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|
|
############################################################################################ |
238
|
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|
|
sub dereference |
239
|
|
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|
|
{ |
240
|
283
|
|
|
283
|
1
|
402
|
my ( $self, $ref ) = @_; |
241
|
|
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|
|
242
|
283
|
|
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|
|
609
|
for( $self->type() ) { |
243
|
283
|
100
|
|
|
|
1136
|
/REF/i && do { |
244
|
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|
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|
|
## Re-reference with temporary storage to protect encapsulation unless defined as mutable |
245
|
60
|
100
|
|
|
|
197
|
if(! $self->mutable()) { |
246
|
54
|
100
|
66
|
|
|
240
|
/HASH/ && ref($ref) eq 'HASH' && do { |
247
|
18
|
|
|
|
|
23
|
my %tmp = ( %{ $ref } ); |
|
18
|
|
|
|
|
92
|
|
248
|
18
|
|
|
|
|
157
|
return \%tmp; |
249
|
|
|
|
|
|
|
}; |
250
|
36
|
100
|
66
|
|
|
154
|
/ARRAY/ && ref($ref) eq 'ARRAY' && do { |
251
|
15
|
|
|
|
|
19
|
my @tmp = ( @{ $ref } ); |
|
15
|
|
|
|
|
45
|
|
252
|
15
|
|
|
|
|
97
|
return \@tmp; |
253
|
|
|
|
|
|
|
}; |
254
|
21
|
100
|
66
|
|
|
105
|
/SCALAR/ && ref($ref) eq 'SCALAR' && do { |
255
|
15
|
|
|
|
|
20
|
my $tmp = ${$ref}; |
|
15
|
|
|
|
|
25
|
|
256
|
15
|
|
|
|
|
93
|
return \$tmp; |
257
|
|
|
|
|
|
|
}; |
258
|
|
|
|
|
|
|
} |
259
|
12
|
|
|
|
|
81
|
return $ref; |
260
|
|
|
|
|
|
|
}; |
261
|
223
|
100
|
|
|
|
522
|
/CODE/i && do { |
262
|
17
|
|
|
|
|
86
|
return $ref; |
263
|
|
|
|
|
|
|
}; |
264
|
206
|
100
|
|
|
|
5618
|
/OBJECT/ && do { |
265
|
21
|
|
|
|
|
146
|
return $ref; |
266
|
|
|
|
|
|
|
}; |
267
|
185
|
100
|
|
|
|
619
|
/HASH/ && do { |
268
|
28
|
50
|
|
|
|
86
|
return %{$ref} if( ref($ref) eq 'HASH' ); |
|
28
|
|
|
|
|
168
|
|
269
|
|
|
|
|
|
|
}; |
270
|
157
|
100
|
|
|
|
320
|
/ARRAY/ && do { |
271
|
28
|
50
|
|
|
|
83
|
return @{$ref} if( ref($ref) eq 'ARRAY' ); |
|
28
|
|
|
|
|
151
|
|
272
|
|
|
|
|
|
|
}; |
273
|
129
|
100
|
|
|
|
325
|
/SCALAR/ && do { |
274
|
119
|
50
|
|
|
|
303
|
return ${$ref} if( ref($ref) eq 'SCALAR' ); |
|
119
|
|
|
|
|
830
|
|
275
|
|
|
|
|
|
|
}; |
276
|
|
|
|
|
|
|
} |
277
|
10
|
|
|
|
|
61
|
return $ref; |
278
|
|
|
|
|
|
|
} |
279
|
|
|
|
|
|
|
|
280
|
|
|
|
|
|
|
############################################################################################ |
281
|
|
|
|
|
|
|
## based on the basetype and type of this object, created a reference to it for insertion into $self |
282
|
|
|
|
|
|
|
############################################################################################ |
283
|
|
|
|
|
|
|
sub reference |
284
|
|
|
|
|
|
|
{ |
285
|
181
|
|
|
181
|
1
|
379
|
my ( $self, @stuff ) = @_; |
286
|
|
|
|
|
|
|
|
287
|
181
|
|
|
|
|
397
|
for( $self->type() ) { |
288
|
181
|
100
|
|
|
|
880
|
/^REF/ && do { |
289
|
8
|
|
|
|
|
46
|
return $stuff[0]; |
290
|
|
|
|
|
|
|
}; |
291
|
173
|
100
|
|
|
|
527
|
/CODE/i && do { |
292
|
6
|
|
|
|
|
27
|
return $stuff[0]; |
293
|
|
|
|
|
|
|
}; |
294
|
167
|
100
|
|
|
|
398
|
/GLOB/ && do { |
295
|
4
|
|
|
|
|
23
|
return $stuff[0]; |
296
|
|
|
|
|
|
|
}; |
297
|
163
|
100
|
|
|
|
470
|
/REGEXP/i && do { |
298
|
3
|
|
|
|
|
22
|
return $stuff[0]; |
299
|
|
|
|
|
|
|
}; |
300
|
160
|
100
|
|
|
|
411
|
/OBJECT/ && do { |
301
|
17
|
|
|
|
|
78
|
return $stuff[0]; |
302
|
|
|
|
|
|
|
}; |
303
|
143
|
100
|
|
|
|
355
|
/HASH/ && do { |
304
|
32
|
|
|
|
|
231
|
return { (@stuff) }; |
305
|
|
|
|
|
|
|
}; |
306
|
111
|
100
|
|
|
|
301
|
/ARRAY/ && do { |
307
|
26
|
|
|
|
|
122
|
return \@stuff; |
308
|
|
|
|
|
|
|
}; |
309
|
85
|
50
|
|
|
|
235
|
/SCALAR/ && do { |
310
|
85
|
|
|
|
|
349
|
return \$stuff[0]; |
311
|
|
|
|
|
|
|
}; |
312
|
|
|
|
|
|
|
} |
313
|
0
|
|
|
|
|
0
|
return; @stuff; |
|
0
|
|
|
|
|
0
|
|
314
|
|
|
|
|
|
|
} |
315
|
|
|
|
|
|
|
|
316
|
|
|
|
|
|
|
############################################################################################ |
317
|
|
|
|
|
|
|
## set/get the validator sub-routine used for set operations of this accessor |
318
|
|
|
|
|
|
|
############################################################################################ |
319
|
|
|
|
|
|
|
sub validator |
320
|
|
|
|
|
|
|
{ |
321
|
455
|
|
|
455
|
1
|
692
|
my ( $self, $validator ) = @_; |
322
|
|
|
|
|
|
|
|
323
|
455
|
100
|
66
|
|
|
1264
|
if( $validator && ref($validator) ) { |
324
|
45
|
|
|
|
|
502
|
for( ref($validator) ) { |
325
|
45
|
100
|
|
|
|
188
|
/CODE/i && do { |
326
|
11
|
|
|
|
|
56
|
return ( $self->{_Validator} = $validator ); |
327
|
|
|
|
|
|
|
}; |
328
|
34
|
50
|
|
|
|
215
|
/REGEXP/i && do { |
329
|
34
|
|
|
|
|
132
|
return ( $self->{_Validator} = $self->__regexp_sub_factory($validator) ); |
330
|
|
|
|
|
|
|
}; |
331
|
|
|
|
|
|
|
} |
332
|
0
|
|
|
0
|
|
0
|
return ( $self->{_Validator} = sub {return} ); |
|
0
|
|
|
|
|
0
|
|
333
|
|
|
|
|
|
|
} |
334
|
|
|
|
|
|
|
else { |
335
|
410
|
|
|
|
|
1227
|
return $self->{_Validator}; |
336
|
|
|
|
|
|
|
} |
337
|
|
|
|
|
|
|
} |
338
|
|
|
|
|
|
|
|
339
|
|
|
|
|
|
|
############################################################################################ |
340
|
|
|
|
|
|
|
## get/set the classes an object must "is-a" to be valid as a value for this accessor |
341
|
|
|
|
|
|
|
############################################################################################ |
342
|
|
|
|
|
|
|
sub object_isa |
343
|
|
|
|
|
|
|
{ |
344
|
55
|
|
|
55
|
1
|
132
|
my ( $self, $classes ) = @_; |
345
|
|
|
|
|
|
|
|
346
|
55
|
100
|
|
|
|
900
|
if($classes) { |
347
|
2
|
50
|
|
|
|
10
|
$classes = [$classes] unless( ref($classes) ); |
348
|
2
|
|
|
|
|
4
|
$self->{_Object_Classes} = [ @{$classes} ]; |
|
2
|
|
|
|
|
9
|
|
349
|
|
|
|
|
|
|
} |
350
|
55
|
100
|
|
|
|
229
|
return @{ $self->{_Object_Classes} } if( defined( $self->{_Object_Classes} ) ); |
|
14
|
|
|
|
|
49
|
|
351
|
|
|
|
|
|
|
} |
352
|
|
|
|
|
|
|
|
353
|
|
|
|
|
|
|
############################################################################################ |
354
|
|
|
|
|
|
|
## get/set the methods an object must "can" to be valid as a value for this accessor |
355
|
|
|
|
|
|
|
############################################################################################ |
356
|
|
|
|
|
|
|
sub object_can |
357
|
|
|
|
|
|
|
{ |
358
|
60
|
|
|
60
|
1
|
90
|
my ( $self, $interfaces ) = @_; |
359
|
|
|
|
|
|
|
|
360
|
60
|
100
|
|
|
|
122
|
if($interfaces) { |
361
|
6
|
50
|
|
|
|
20
|
$interfaces = [$interfaces] unless( ref($interfaces) ); |
362
|
6
|
|
|
|
|
10
|
$self->{_Object_Interfaces} = [ @{$interfaces} ]; |
|
6
|
|
|
|
|
28
|
|
363
|
|
|
|
|
|
|
} |
364
|
60
|
100
|
|
|
|
219
|
return @{ $self->{_Object_Interfaces} } if( defined( $self->{_Object_Interfaces} ) ); |
|
24
|
|
|
|
|
75
|
|
365
|
|
|
|
|
|
|
} |
366
|
|
|
|
|
|
|
|
367
|
|
|
|
|
|
|
############################################################################################ |
368
|
|
|
|
|
|
|
## get/set the classes (packages) that an object must be like |
369
|
|
|
|
|
|
|
############################################################################################ |
370
|
|
|
|
|
|
|
sub implements |
371
|
|
|
|
|
|
|
{ |
372
|
58
|
|
|
58
|
1
|
77
|
my ( $self, $classes ) = @_; |
373
|
|
|
|
|
|
|
|
374
|
58
|
100
|
|
|
|
134
|
if($classes) { |
375
|
4
|
50
|
|
|
|
25
|
$classes = [$classes] unless( ref($classes) ); |
376
|
4
|
|
|
|
|
7
|
$self->{_Object_Implements} = [ @{$classes} ]; |
|
4
|
|
|
|
|
23
|
|
377
|
|
|
|
|
|
|
} |
378
|
58
|
100
|
|
|
|
236
|
return @{ $self->{_Object_Implements} } if( defined( $self->{_Object_Implements} ) ); |
|
28
|
|
|
|
|
98
|
|
379
|
|
|
|
|
|
|
} |
380
|
|
|
|
|
|
|
|
381
|
|
|
|
|
|
|
##########************************************************************************########## |
382
|
|
|
|
|
|
|
#!!!!!!!!! Internal foo |
383
|
|
|
|
|
|
|
##########************************************************************************########## |
384
|
|
|
|
|
|
|
|
385
|
|
|
|
|
|
|
############################################################################################ |
386
|
|
|
|
|
|
|
## Lookup a type and determin if its a) valid, and b) if it has a basetype |
387
|
|
|
|
|
|
|
############################################################################################ |
388
|
|
|
|
|
|
|
sub __valid_type_lookup |
389
|
|
|
|
|
|
|
{ |
390
|
635
|
|
|
635
|
|
905
|
my ( $self, $type ) = @_; |
391
|
|
|
|
|
|
|
|
392
|
635
|
|
|
|
|
3623
|
my %valid_types_map = ( |
393
|
|
|
|
|
|
|
SCALAR => 'SCALARREF', |
394
|
|
|
|
|
|
|
ARRAY => 'ARRAYREF', |
395
|
|
|
|
|
|
|
HASH => 'HASHREF', |
396
|
|
|
|
|
|
|
CODE => 'CODEREF', |
397
|
|
|
|
|
|
|
REF => 'REF', |
398
|
|
|
|
|
|
|
GLOB => 'GLOBREF', |
399
|
|
|
|
|
|
|
OBJECT => 'OBJECT', |
400
|
|
|
|
|
|
|
Regexp => 'REGEXP', |
401
|
|
|
|
|
|
|
# TODO: CLASS => 'CLASS', |
402
|
|
|
|
|
|
|
); |
403
|
635
|
|
|
|
|
4245
|
my %valid_types_lut = reverse %valid_types_map; |
404
|
|
|
|
|
|
|
|
405
|
635
|
100
|
|
|
|
3033
|
if( exists( $valid_types_map{$type} ) ) { |
|
|
100
|
|
|
|
|
|
406
|
406
|
|
|
|
|
3346
|
return $type; |
407
|
|
|
|
|
|
|
} |
408
|
|
|
|
|
|
|
elsif( exists( $valid_types_lut{$type} ) ) { |
409
|
228
|
|
|
|
|
1851
|
return $valid_types_lut{$type}; |
410
|
|
|
|
|
|
|
} |
411
|
|
|
|
|
|
|
else { |
412
|
1
|
|
|
|
|
256
|
return; |
413
|
|
|
|
|
|
|
} |
414
|
|
|
|
|
|
|
} |
415
|
|
|
|
|
|
|
|
416
|
|
|
|
|
|
|
############################################################################################ |
417
|
|
|
|
|
|
|
## Verify that a value specified as a default is valid for the accessor; this allows post-validation in object instantiation |
418
|
|
|
|
|
|
|
############################################################################################ |
419
|
|
|
|
|
|
|
sub __validate_default |
420
|
|
|
|
|
|
|
{ |
421
|
58
|
|
|
58
|
|
96
|
my ($self) = @_; |
422
|
|
|
|
|
|
|
|
423
|
58
|
100
|
66
|
|
|
281
|
return unless( exists( $self->{_default} ) && $self->default_is_set() ); |
424
|
|
|
|
|
|
|
|
425
|
10
|
|
|
|
|
34
|
my @orig_values = $self->__dereference_always( $self->{_default} ); |
426
|
10
|
|
|
|
|
37
|
my @valid_values = $self->__validate( $self->{_default} ); |
427
|
|
|
|
|
|
|
|
428
|
10
|
100
|
|
|
|
29
|
if( !@valid_values ) { |
429
|
5
|
50
|
|
|
|
41
|
confess( 'Invalid default value ' . ( (@orig_values) ? Dumper( \@orig_values ) : '`undef\'' ) . ' for field ' . $self->name() ); |
430
|
|
|
|
|
|
|
} |
431
|
|
|
|
|
|
|
|
432
|
5
|
|
|
|
|
14
|
$self->{_default} = $self->reference(@valid_values); |
433
|
5
|
|
|
|
|
24
|
return; |
434
|
|
|
|
|
|
|
} |
435
|
|
|
|
|
|
|
|
436
|
|
|
|
|
|
|
############################################################################################ |
437
|
|
|
|
|
|
|
## Jump through requisite hoops to set a value; marking _Set appropriately for is_set method |
438
|
|
|
|
|
|
|
############################################################################################ |
439
|
|
|
|
|
|
|
sub __set_value |
440
|
|
|
|
|
|
|
{ |
441
|
130
|
|
|
130
|
|
241
|
my ( $self, @values ) = @_; |
442
|
|
|
|
|
|
|
|
443
|
130
|
50
|
33
|
|
|
482
|
if( @values && !( $self->readonly() && $self->self()->{__initialized} ) ) { |
|
|
|
33
|
|
|
|
|
444
|
|
|
|
|
|
|
## Handle explicit setting to undef; bypass validation, bypass everything. |
445
|
130
|
|
|
|
|
477
|
$self->self()->{___fields}->{ $self->name() }->{_Set} = 1; |
446
|
130
|
50
|
33
|
|
|
456
|
if( !defined( $values[0] ) && scalar @values == 1 ) { |
447
|
0
|
|
|
|
|
0
|
$self->self()->{___fields}->{ $self->name() }->{_Value} = undef; |
448
|
0
|
|
|
|
|
0
|
return; |
449
|
|
|
|
|
|
|
} |
450
|
130
|
100
|
|
|
|
457
|
$self->self()->{___fields}->{ $self->name() }->{_Set} = 0 unless($self->__validate(@values)); |
451
|
130
|
|
|
|
|
427
|
$self->self()->{___fields}->{ $self->name() }->{_Value} = $self->reference( $self->__validate(@values) ); |
452
|
|
|
|
|
|
|
} |
453
|
130
|
|
|
|
|
401
|
return; |
454
|
|
|
|
|
|
|
} |
455
|
|
|
|
|
|
|
|
456
|
|
|
|
|
|
|
############################################################################################ |
457
|
|
|
|
|
|
|
## return empty references if our type is a *REF |
458
|
|
|
|
|
|
|
############################################################################################ |
459
|
|
|
|
|
|
|
sub __appropriate_undef_value |
460
|
|
|
|
|
|
|
{ |
461
|
77
|
|
|
77
|
|
125
|
my ($self) = @_; |
462
|
77
|
100
|
|
|
|
156
|
if($self->type() =~ m/REF/) { |
|
|
100
|
|
|
|
|
|
463
|
36
|
|
|
|
|
102
|
return $self->reference(); |
464
|
|
|
|
|
|
|
} |
465
|
|
|
|
|
|
|
elsif($self->type() eq 'SCALAR') { |
466
|
9
|
|
|
|
|
48
|
return undef; |
467
|
|
|
|
|
|
|
} |
468
|
|
|
|
|
|
|
else { |
469
|
32
|
|
|
|
|
196
|
return( () ); |
470
|
|
|
|
|
|
|
} |
471
|
|
|
|
|
|
|
} |
472
|
|
|
|
|
|
|
|
473
|
|
|
|
|
|
|
|
474
|
|
|
|
|
|
|
############################################################################################ |
475
|
|
|
|
|
|
|
## Jump through requisite hoops to obtain a value; either set or default |
476
|
|
|
|
|
|
|
############################################################################################ |
477
|
|
|
|
|
|
|
sub __get_value |
478
|
|
|
|
|
|
|
{ |
479
|
290
|
|
|
290
|
|
428
|
my ($self) = @_; |
480
|
|
|
|
|
|
|
|
481
|
290
|
100
|
66
|
|
|
661
|
if($self->is_set() == 1 ) { |
|
|
100
|
|
|
|
|
|
|
|
100
|
|
|
|
|
|
|
|
50
|
|
|
|
|
|
482
|
208
|
50
|
|
|
|
407
|
if( ! defined( $self->self()->{___fields}->{ $self->name() }->{_Value} ) ) { |
483
|
0
|
|
|
|
|
0
|
return $self->__appropriate_undef_value(); |
484
|
|
|
|
|
|
|
} else { |
485
|
208
|
|
|
|
|
391
|
return $self->dereference( $self->self()->{___fields}->{ $self->name() }->{_Value} ); |
486
|
|
|
|
|
|
|
} |
487
|
|
|
|
|
|
|
} |
488
|
|
|
|
|
|
|
elsif( $self->is_set() == 0 ) { |
489
|
67
|
|
|
|
|
172
|
return $self->__appropriate_undef_value(); |
490
|
|
|
|
|
|
|
} |
491
|
|
|
|
|
|
|
elsif( $self->is_set() == -1 && ! $self->default_is_set() ) { |
492
|
10
|
|
|
|
|
37
|
return $self->__appropriate_undef_value(); |
493
|
|
|
|
|
|
|
} |
494
|
|
|
|
|
|
|
elsif( $self->default_is_set() ) { |
495
|
5
|
50
|
|
|
|
10
|
return $self->__appropriate_undef_value() unless(defined( $self->default() ) ); |
496
|
5
|
|
|
|
|
12
|
return $self->default(); |
497
|
|
|
|
|
|
|
} |
498
|
0
|
|
|
|
|
0
|
return $self->reference(); |
499
|
|
|
|
|
|
|
} |
500
|
|
|
|
|
|
|
|
501
|
|
|
|
|
|
|
|
502
|
|
|
|
|
|
|
############################################################################################ |
503
|
|
|
|
|
|
|
## Perform the extra validation required of objects (polymorphism/inheritance) |
504
|
|
|
|
|
|
|
############################################################################################ |
505
|
|
|
|
|
|
|
sub __validate_obj_type |
506
|
|
|
|
|
|
|
{ |
507
|
49
|
|
|
49
|
|
80
|
my ( $self, $thing ) = @_; |
508
|
|
|
|
|
|
|
|
509
|
49
|
100
|
|
|
|
139
|
return unless( ref($thing) ); |
510
|
47
|
50
|
|
|
|
191
|
return unless( blessed($thing) ); |
511
|
|
|
|
|
|
|
|
512
|
47
|
100
|
|
|
|
152
|
if( $self->object_isa() ) { |
513
|
6
|
|
|
|
|
15
|
for my $class ( $self->object_isa() ) { |
514
|
6
|
100
|
|
|
|
76
|
return unless( $thing->isa($class) ); |
515
|
|
|
|
|
|
|
} |
516
|
|
|
|
|
|
|
} |
517
|
45
|
100
|
|
|
|
135
|
if( $self->object_can() ) { |
518
|
9
|
|
|
|
|
24
|
for my $method ( $self->object_can() ) { |
519
|
17
|
100
|
|
|
|
133
|
return unless( $thing->can($method) ); |
520
|
|
|
|
|
|
|
} |
521
|
|
|
|
|
|
|
} |
522
|
42
|
100
|
|
|
|
114
|
if( $self->implements() ) { |
523
|
12
|
|
|
|
|
79
|
for my $class ( $self->implements() ) { |
524
|
12
|
100
|
|
|
|
41
|
return unless( $self->__validate_class_implementation( $class, $thing ) ); |
525
|
|
|
|
|
|
|
} |
526
|
|
|
|
|
|
|
} |
527
|
38
|
|
|
|
|
118
|
return 1; |
528
|
|
|
|
|
|
|
} |
529
|
|
|
|
|
|
|
|
530
|
|
|
|
|
|
|
############################################################################################ |
531
|
|
|
|
|
|
|
## Verify that a class implements interfaces (excluding interfaces from OOP::Perlish::Class itself) |
532
|
|
|
|
|
|
|
############################################################################################ |
533
|
|
|
|
|
|
|
sub __validate_class_implementation |
534
|
|
|
|
|
|
|
{ |
535
|
12
|
|
|
12
|
|
32
|
my ( $self, $class, $thing ) = @_; |
536
|
|
|
|
|
|
|
|
537
|
12
|
|
|
|
|
18
|
my @interfaces; |
538
|
|
|
|
|
|
|
|
539
|
6
|
|
|
6
|
|
58
|
no strict 'refs'; |
|
6
|
|
|
|
|
13
|
|
|
6
|
|
|
|
|
641
|
|
540
|
12
|
50
|
|
|
|
19
|
if( scalar keys %{ '::' . $class . '::' } == 0 ) { |
|
12
|
|
|
|
|
80
|
|
541
|
0
|
|
|
|
|
0
|
eval "require $class"; |
542
|
0
|
0
|
|
|
|
0
|
confess("$@") if("$@"); |
543
|
|
|
|
|
|
|
} |
544
|
6
|
|
|
6
|
|
36
|
use strict; |
|
6
|
|
|
|
|
13
|
|
|
6
|
|
|
|
|
9267
|
|
545
|
|
|
|
|
|
|
|
546
|
|
|
|
|
|
|
### XXX: Hash slice assignment for lookup |
547
|
12
|
|
|
|
|
18
|
my %oop_perlish_class_interfaces; |
548
|
12
|
|
|
|
|
83
|
@oop_perlish_class_interfaces{ OOP::Perlish::Class::Abstract->new()->_all_methods() } = undef; |
549
|
|
|
|
|
|
|
|
550
|
12
|
|
|
|
|
165
|
my $class_ref = bless( {}, $class ); |
551
|
|
|
|
|
|
|
|
552
|
12
|
100
|
|
|
|
98
|
if( $class_ref->can('_all_methods') ) { |
553
|
6
|
|
|
|
|
18
|
@interfaces = grep { ! exists( $oop_perlish_class_interfaces{$_} ) } $class_ref->_all_methods(); |
|
384
|
|
|
|
|
676
|
|
554
|
|
|
|
|
|
|
} |
555
|
|
|
|
|
|
|
else { |
556
|
6
|
|
|
|
|
34
|
@interfaces = grep { ! exists( $oop_perlish_class_interfaces{$_} ) } $self->_all_methods($class); |
|
438
|
|
|
|
|
3681
|
|
557
|
|
|
|
|
|
|
} |
558
|
12
|
50
|
|
|
|
92
|
confess("No interfaces from $class") unless(@interfaces); |
559
|
|
|
|
|
|
|
|
560
|
12
|
|
|
|
|
26
|
for my $method (@interfaces) { |
561
|
276
|
100
|
|
|
|
1131
|
return unless( $thing->can($method) ); |
562
|
|
|
|
|
|
|
} |
563
|
8
|
|
|
|
|
114
|
return 1; |
564
|
|
|
|
|
|
|
} |
565
|
|
|
|
|
|
|
|
566
|
|
|
|
|
|
|
############################################################################################ |
567
|
|
|
|
|
|
|
## Verify that the underlying type of a reference is correct for the type of this accessor |
568
|
|
|
|
|
|
|
############################################################################################ |
569
|
|
|
|
|
|
|
sub __validate_ref_type |
570
|
|
|
|
|
|
|
{ |
571
|
102
|
|
|
102
|
|
171
|
my ( $self, $thing ) = @_; |
572
|
|
|
|
|
|
|
|
573
|
102
|
100
|
|
|
|
193
|
if( $self->type() eq 'OBJECT' ) { |
574
|
49
|
100
|
|
|
|
146
|
return unless( $self->__validate_obj_type($thing) ); |
575
|
|
|
|
|
|
|
} |
576
|
|
|
|
|
|
|
else { |
577
|
53
|
100
|
|
|
|
161
|
return unless( ref($thing) eq $self->base_type() ); |
578
|
|
|
|
|
|
|
} |
579
|
76
|
|
|
|
|
354
|
return 1; |
580
|
|
|
|
|
|
|
} |
581
|
|
|
|
|
|
|
|
582
|
|
|
|
|
|
|
############################################################################################ |
583
|
|
|
|
|
|
|
## Validate that the type of the thing passed to this object is a valid type for our storage. |
584
|
|
|
|
|
|
|
############################################################################################ |
585
|
|
|
|
|
|
|
sub __validate_type |
586
|
|
|
|
|
|
|
{ |
587
|
270
|
|
|
270
|
|
473
|
my ( $self, @values ) = @_; |
588
|
|
|
|
|
|
|
|
589
|
|
|
|
|
|
|
## Don't validate_ref_type for REF type (backwards sounding I know; but if we are a REF type, we don't care about the underlying _type_) |
590
|
|
|
|
|
|
|
## We also cannot fail an array, unfortunately, because it could be an array containing one member, a reference to something... |
591
|
270
|
100
|
66
|
|
|
1032
|
if( ( ref( $values[0] ) && scalar(@values) == 1 ) && $self->type() !~ m/(?:^REF|ARRAY)/ ) { |
|
|
|
100
|
|
|
|
|
592
|
63
|
100
|
|
|
|
435
|
return unless( $self->__validate_ref_type( $values[0] ) ); |
593
|
|
|
|
|
|
|
} |
594
|
|
|
|
|
|
|
|
595
|
253
|
100
|
100
|
|
|
586
|
if( $self->type() =~ m/REF|CODE|REGEXP|OBJECT/ && $self->type() !~ m/(?:^REF|SCALAR|ARRAY|HASH)/ ) { |
596
|
39
|
100
|
66
|
|
|
138
|
return unless( $self->__validate_ref_type( $values[0] ) && scalar(@values) == 1 ); |
597
|
|
|
|
|
|
|
} |
598
|
|
|
|
|
|
|
|
599
|
244
|
|
|
|
|
630
|
for( $self->type() ) { |
600
|
244
|
100
|
66
|
|
|
681
|
/^REF/ && do { return unless( scalar @values == 1 && ref( $values[0] ) ); }; |
|
8
|
100
|
|
|
|
60
|
|
601
|
242
|
50
|
66
|
|
|
596
|
/HASH/ && do { return unless( scalar @values % 2 == 0 || ref( $values[0] ) eq 'HASH' ); }; |
|
34
|
100
|
|
|
|
171
|
|
602
|
242
|
100
|
|
|
|
580
|
/SCALAR/ && do { return unless( scalar @values == 1 ); }; |
|
134
|
100
|
|
|
|
326
|
|
603
|
238
|
50
|
33
|
|
|
810
|
/GLOB/ && do { return unless( scalar @values == 1 && ref( $values[0] ) eq 'GLOB' ) }; |
|
2
|
100
|
|
|
|
17
|
|
604
|
|
|
|
|
|
|
} |
605
|
|
|
|
|
|
|
|
606
|
238
|
|
|
|
|
756
|
return 1; |
607
|
|
|
|
|
|
|
} |
608
|
|
|
|
|
|
|
|
609
|
|
|
|
|
|
|
############################################################################################ |
610
|
|
|
|
|
|
|
## Test the validity of data using the validator of this accessor |
611
|
|
|
|
|
|
|
############################################################################################ |
612
|
|
|
|
|
|
|
sub __validate |
613
|
|
|
|
|
|
|
{ |
614
|
270
|
|
|
270
|
|
515
|
my ( $self, @values ) = @_; |
615
|
|
|
|
|
|
|
|
616
|
270
|
50
|
|
|
|
535
|
return unless(@values); |
617
|
270
|
100
|
|
|
|
626
|
return unless( $self->__validate_type(@values) ); |
618
|
|
|
|
|
|
|
|
619
|
238
|
100
|
|
|
|
760
|
if( defined( $self->validator() ) ) { |
620
|
172
|
|
|
|
|
353
|
return $self->validator()->( $self->self(), $self->__dereference_always(@values) ); |
621
|
|
|
|
|
|
|
} |
622
|
|
|
|
|
|
|
else { |
623
|
66
|
|
|
|
|
193
|
return $self->__dereference_always(@values); |
624
|
|
|
|
|
|
|
} |
625
|
|
|
|
|
|
|
} |
626
|
|
|
|
|
|
|
|
627
|
|
|
|
|
|
|
############################################################################################ |
628
|
|
|
|
|
|
|
## This will indescriminately dereference a type to its base type; it is used because it simplifies validation |
629
|
|
|
|
|
|
|
############################################################################################ |
630
|
|
|
|
|
|
|
sub __dereference_always |
631
|
|
|
|
|
|
|
{ |
632
|
258
|
|
|
258
|
|
525
|
my ( $self, @input ) = @_; |
633
|
|
|
|
|
|
|
|
634
|
258
|
|
|
|
|
342
|
my @values = (); |
635
|
|
|
|
|
|
|
|
636
|
258
|
100
|
100
|
|
|
1656
|
if( scalar @input == 1 && ref( $input[0] ) && ref( $input[0] ) eq $self->base_type() ) { |
|
|
|
100
|
|
|
|
|
637
|
45
|
|
|
|
|
104
|
my $tmp_type = $self->type(); |
638
|
45
|
|
|
|
|
127
|
my $buf_type = $self->base_type(); |
639
|
|
|
|
|
|
|
|
640
|
45
|
|
|
|
|
91
|
$self->{_Type} = $buf_type; |
641
|
45
|
|
|
|
|
139
|
@values = $self->dereference( $input[0] ); |
642
|
45
|
|
|
|
|
120
|
$self->{_Type} = $tmp_type; |
643
|
|
|
|
|
|
|
} |
644
|
|
|
|
|
|
|
else { |
645
|
213
|
|
|
|
|
452
|
@values = @input; |
646
|
|
|
|
|
|
|
} |
647
|
258
|
|
|
|
|
967
|
return @values; |
648
|
|
|
|
|
|
|
} |
649
|
|
|
|
|
|
|
|
650
|
|
|
|
|
|
|
############################################################################################ |
651
|
|
|
|
|
|
|
## Return a subroutine which will correctly validate via regexp the data of the specified type. |
652
|
|
|
|
|
|
|
############################################################################################ |
653
|
|
|
|
|
|
|
sub __regexp_sub_factory |
654
|
|
|
|
|
|
|
{ |
655
|
34
|
|
|
34
|
|
57
|
my ( $self, $regexp ) = @_; |
656
|
|
|
|
|
|
|
|
657
|
34
|
|
|
|
|
39
|
my $possible_method; |
658
|
34
|
|
|
|
|
73
|
$possible_method = '__regexp_sub_impl_' . lc( $self->type() ); |
659
|
|
|
|
|
|
|
|
660
|
34
|
100
|
|
|
|
216
|
if( $self->can($possible_method) ) { |
661
|
29
|
|
|
|
|
94
|
return $self->$possible_method($regexp); |
662
|
|
|
|
|
|
|
} |
663
|
|
|
|
|
|
|
|
664
|
5
|
|
|
|
|
17
|
$possible_method = '__regexp_sub_impl_' . lc( $self->base_type() ); |
665
|
5
|
50
|
|
|
|
31
|
if( $self->can($possible_method) ) { |
666
|
5
|
|
|
|
|
19
|
return $self->$possible_method($regexp); |
667
|
|
|
|
|
|
|
} |
668
|
0
|
|
|
0
|
|
0
|
return sub {return}; |
|
0
|
|
|
|
|
0
|
|
669
|
|
|
|
|
|
|
} |
670
|
|
|
|
|
|
|
|
671
|
|
|
|
|
|
|
############################################################################################ |
672
|
|
|
|
|
|
|
## "free" regexp subroutine for hashes |
673
|
|
|
|
|
|
|
############################################################################################ |
674
|
|
|
|
|
|
|
sub __regexp_sub_impl_hash |
675
|
|
|
|
|
|
|
{ |
676
|
8
|
|
|
8
|
|
18
|
my ( $self, $regexp ) = @_; |
677
|
|
|
|
|
|
|
|
678
|
|
|
|
|
|
|
return sub { |
679
|
14
|
|
|
14
|
|
56
|
my ( $this, %args ) = @_; |
680
|
|
|
|
|
|
|
|
681
|
14
|
|
|
|
|
21
|
my $re = $regexp; |
682
|
14
|
|
|
|
|
26
|
my %valid_args = (); |
683
|
14
|
50
|
|
|
|
48
|
return unless( keys %args ); |
684
|
14
|
|
|
|
|
50
|
while( my ( $key, $val ) = each %args ) { |
685
|
34
|
100
|
|
|
|
289
|
$val =~ /($re)/ && do { |
686
|
21
|
|
|
|
|
112
|
$valid_args{$key} = $1; |
687
|
|
|
|
|
|
|
} |
688
|
|
|
|
|
|
|
} |
689
|
14
|
100
|
|
|
|
111
|
return %valid_args if( scalar keys %args == scalar keys %valid_args ); |
690
|
5
|
|
|
|
|
30
|
return; |
691
|
8
|
|
|
|
|
113
|
}; |
692
|
|
|
|
|
|
|
} |
693
|
|
|
|
|
|
|
|
694
|
|
|
|
|
|
|
############################################################################################ |
695
|
|
|
|
|
|
|
## "free" regexp subroutine for arrays |
696
|
|
|
|
|
|
|
############################################################################################ |
697
|
|
|
|
|
|
|
sub __regexp_sub_impl_array |
698
|
|
|
|
|
|
|
{ |
699
|
6
|
|
|
6
|
|
14
|
my ( $self, $regexp ) = @_; |
700
|
|
|
|
|
|
|
|
701
|
|
|
|
|
|
|
return sub { |
702
|
10
|
|
|
10
|
|
27
|
my ( $this, @args ) = @_; |
703
|
|
|
|
|
|
|
|
704
|
10
|
|
|
|
|
17
|
my $re = $regexp; |
705
|
10
|
|
|
|
|
17
|
my @valid_args = (); |
706
|
10
|
50
|
|
|
|
27
|
return unless(@args); |
707
|
10
|
|
|
|
|
21
|
for(@args) { |
708
|
30
|
50
|
|
|
|
62
|
return unless( defined($_) ); |
709
|
30
|
100
|
|
|
|
218
|
/($re)/x && do { |
710
|
17
|
|
|
|
|
56
|
push @valid_args, $1; |
711
|
|
|
|
|
|
|
}; |
712
|
|
|
|
|
|
|
} |
713
|
10
|
100
|
|
|
|
55
|
return @valid_args if( scalar @args == scalar @valid_args ); |
714
|
5
|
|
|
|
|
25
|
return; |
715
|
6
|
|
|
|
|
83
|
}; |
716
|
|
|
|
|
|
|
} |
717
|
|
|
|
|
|
|
|
718
|
|
|
|
|
|
|
############################################################################################ |
719
|
|
|
|
|
|
|
## "free" regexp subroutine for scalar |
720
|
|
|
|
|
|
|
############################################################################################ |
721
|
|
|
|
|
|
|
sub __regexp_sub_impl_scalar |
722
|
|
|
|
|
|
|
{ |
723
|
18
|
|
|
18
|
|
29
|
my ( $self, $regexp ) = @_; |
724
|
|
|
|
|
|
|
|
725
|
|
|
|
|
|
|
return sub { |
726
|
92
|
|
|
92
|
|
131
|
my ( $this, $arg ) = @_; |
727
|
92
|
|
|
|
|
99
|
my $re = $regexp; |
728
|
92
|
|
|
|
|
98
|
my $valid_arg = undef; |
729
|
|
|
|
|
|
|
|
730
|
92
|
50
|
|
|
|
222
|
return unless( defined($arg) ); |
731
|
92
|
100
|
|
|
|
909
|
$arg =~ m/($re)/ && do { |
732
|
87
|
|
|
|
|
201
|
$valid_arg = $1; |
733
|
87
|
50
|
|
|
|
169
|
return unless( defined($valid_arg) ); |
734
|
87
|
|
|
|
|
349
|
return $valid_arg; |
735
|
|
|
|
|
|
|
}; |
736
|
5
|
|
|
|
|
23
|
return; |
737
|
18
|
|
|
|
|
259
|
}; |
738
|
|
|
|
|
|
|
} |
739
|
|
|
|
|
|
|
|
740
|
|
|
|
|
|
|
############################################################################################ |
741
|
|
|
|
|
|
|
## "free" regexp subroutine for objects (uses ref for string representation) |
742
|
|
|
|
|
|
|
############################################################################################ |
743
|
|
|
|
|
|
|
sub __regexp_sub_impl_object |
744
|
|
|
|
|
|
|
{ |
745
|
2
|
|
|
2
|
|
6
|
my ( $self, $regexp ) = @_; |
746
|
|
|
|
|
|
|
|
747
|
|
|
|
|
|
|
return sub { |
748
|
4
|
|
|
4
|
|
7
|
my ( $this, $obj ) = @_; |
749
|
|
|
|
|
|
|
|
750
|
4
|
50
|
|
|
|
11
|
return unless( defined $obj ); |
751
|
4
|
100
|
|
|
|
221
|
return $obj if( ref($obj) =~ m/$regexp/ ); |
752
|
2
|
|
|
|
|
8
|
return; |
753
|
2
|
|
|
|
|
19
|
}; |
754
|
|
|
|
|
|
|
} |
755
|
|
|
|
|
|
|
} |
756
|
|
|
|
|
|
|
1; |
757
|
|
|
|
|
|
|
__END__ |