Frey/Class/Graph.pm

package Frey::Class::Graph;
use Moose;

extends 'Frey';
with 'Frey::Web';
with 'Frey::File';
with 'Frey::Storage';

use GraphViz;

has filter => (
        documentation => 'Regex to select classes',
        is => 'rw',
        isa => 'Str',
        required => 1,
        default => 'Frey',
);

has show_extends => (
        documentation => 'connect to superclasses',
        is => 'rw',
        isa => 'Bool',
);

has show_includes => (
        documentation => 'use and require connections',
        is => 'rw',
        isa => 'Bool',
        default => 1,
);

has show_roles => (
        documentation => 'roles consumers connections',
        is => 'rw',
        isa => 'Bool',
);

has show_disconnected => (
        is => 'ro',
        isa => 'Bool',
);

has portrait => (
        documentation => 'vertical layout',
        is => 'rw',
        isa => 'Bool',
);

has produce_dot => (
        documentation => 'dump .dot text format',
        is => 'rw',
        isa => 'Bool',
);

sub introspect_path { 'var/introspect/' };

sub as_markup {
        my ($self) = @_;

        my $rankdir = $self->portrait;

        my $g = GraphViz->new(
                rankdir => $rankdir,
#               layout => 'neato', # grabs too much memory
#               layout => 'twopi', # grabs too much memory
#               overlap => 'compress',
#               no_overlap => 1,

                node => {
                        shape => 'box',
                        style =>'filled',
                        color => 'grey',
                        fillcolor =>'lightgray',
                        fontname  => 'verdana',
                        fontsize  => '12',

                },
                edge => {
                        color => 'grey',
                        fontname  => 'verdana',
                        fontsize  => '8',
                        fontcolor => 'grey',
                }
        );

        my $count;
        my $filter = $self->filter;

        foreach my $path ( $self->dir_extension( $self->introspect_path, qr{\.(ya?ml)$}) ) {

                my $class = $self->strip_path_extension( $path ) || die "can't strip $path";

                $count->{$class}++ if $self->show_disconnected;

                my $data = $self->load( $path );
#               warn "## $class $path ", $self->dump( $data ); # if $self->debug;

                next if $filter && $class !~ m{$filter};

                if ( $self->show_includes && defined $data->{includes} ) {
                        foreach my $type ( keys %{ $data->{includes} } ) {
                                foreach my $package ( @{ $data->{includes}->{$type} } ) {
                                        next if $filter && $package !~ m{$filter};
                                        warn "# $class\t$type\t$package\n";
                                        $g->add_edge( $class => $package, label => $type, color => 'blue' );
                                        $count->{$class}++;
                                        $count->{$package}++;
                                }
                        }
                }

                if ( $self->show_roles && defined $data->{roles} ) {
                        foreach my $role ( keys %{ $data->{roles} } ) {
                                next if $filter && $role !~ m{$filter};
                                warn "# $class\trole\t$role\n";
                                $g->add_edge( $role => $class, label => 'role', color => 'yellow' );
#                               $g->add_node( $role, rank => 'role' );
                                $count->{$class}++;
                                $count->{$role}++;
                        }
                }

                if ( $self->show_extends && defined $data->{superclass} ) {
                        foreach my $extends ( keys %{ $data->{superclass} } ) {
                                next if $filter && $extends !~ m{$filter};
                                warn "# $class\textends\t$extends\n";
                                $g->add_edge( $extends => $class, label => 'extends', color => 'green' );
                                $count->{$class}++;
                                $count->{$extends}++;
                        }
                }

        }

        warn "# count ",$self->dump( $count );

        my $max_count = 1;
        foreach ( keys %$count ) {
                my $v = $count->{$_};
                $max_count = $v if $v > $max_count;
        }
        warn "# max_count: $max_count";

        foreach my $node ( keys %$count ) {
                my $v = $count->{$node};
                my $pcnt = $v / $max_count;
                my $color = join(",", ( $pcnt, $pcnt, 0.75 ) );

                $g->add_node( $node, 
                        style =>'filled',
                        color => $color,
                        fillcolor => $color,
#                       label => "$node\n$v",
                );

        }

        if ( $self->produce_dot ) {
                $self->content_type( 'text/plain' );
                $self->store( 'var/classes.dot', $g->as_canon );
                return $g->as_canon;
        }

        $self->content_type( 'image/png' );
        return $g->as_png;

}

1;
1	dpavlin	970	package Frey::Class::Graph;
2			use Moose;
3
4			extends 'Frey';
5			with 'Frey::Web';
6	dpavlin	972	with 'Frey::File';
7			with 'Frey::Storage';
8	dpavlin	970
9			use GraphViz;
10
11	dpavlin	972	has filter => (
12			documentation => 'Regex to select classes',
13	dpavlin	970	is => 'rw',
14			isa => 'Str',
15	dpavlin	977	required => 1,
16	dpavlin	972	default => 'Frey',
17			);
18
19	dpavlin	977	has show_extends => (
20			documentation => 'connect to superclasses',
21	dpavlin	972	is => 'rw',
22	dpavlin	977	isa => 'Bool',
23	dpavlin	970	);
24
25	dpavlin	977	has show_includes => (
26			documentation => 'use and require connections',
27			is => 'rw',
28			isa => 'Bool',
29			default => 1,
30			);
31
32			has show_roles => (
33			documentation => 'roles consumers connections',
34			is => 'rw',
35			isa => 'Bool',
36			);
37
38	dpavlin	981	has show_disconnected => (
39			is => 'ro',
40			isa => 'Bool',
41			);
42
43	dpavlin	977	has portrait => (
44			documentation => 'vertical layout',
45			is => 'rw',
46			isa => 'Bool',
47			);
48
49	dpavlin	972	has produce_dot => (
50	dpavlin	977	documentation => 'dump .dot text format',
51	dpavlin	972	is => 'rw',
52			isa => 'Bool',
53			);
54
55	dpavlin	977	sub introspect_path { 'var/introspect/' };
56
57	dpavlin	970	sub as_markup {
58			my ($self) = @_;
59
60	dpavlin	977	my $rankdir = $self->portrait;
61
62	dpavlin	972	my $g = GraphViz->new(
63	dpavlin	977	rankdir => $rankdir,
64	dpavlin	972	# layout => 'neato', # grabs too much memory
65			# layout => 'twopi', # grabs too much memory
66			# overlap => 'compress',
67			# no_overlap => 1,
68	dpavlin	981
69	dpavlin	977	node => {
70			shape => 'box',
71	dpavlin	981	style =>'filled',
72			color => 'grey',
73			fillcolor =>'lightgray',
74			fontname => 'verdana',
75			fontsize => '12',
76
77	dpavlin	977	},
78			edge => {
79			color => 'grey',
80	dpavlin	981	fontname => 'verdana',
81			fontsize => '8',
82			fontcolor => 'grey',
83	dpavlin	977	}
84	dpavlin	972	);
85	dpavlin	970
86	dpavlin	981	my $count;
87	dpavlin	972	my $filter = $self->filter;
88	dpavlin	970
89	dpavlin	977	foreach my $path ( $self->dir_extension( $self->introspect_path, qr{\.(ya?ml)$}) ) {
90	dpavlin	970
91	dpavlin	972	my $class = $self->strip_path_extension( $path ) \|\| die "can't strip $path";
92	dpavlin	977
93	dpavlin	981	$count->{$class}++ if $self->show_disconnected;
94
95	dpavlin	972	my $data = $self->load( $path );
96			# warn "## $class $path ", $self->dump( $data ); # if $self->debug;
97
98			next if $filter && $class !~ m{$filter};
99
100	dpavlin	977	if ( $self->show_includes && defined $data->{includes} ) {
101			foreach my $type ( keys %{ $data->{includes} } ) {
102			foreach my $package ( @{ $data->{includes}->{$type} } ) {
103	dpavlin	972	next if $filter && $package !~ m{$filter};
104	dpavlin	977	warn "# $class\t$type\t$package\n";
105			$g->add_edge( $class => $package, label => $type, color => 'blue' );
106	dpavlin	981	$count->{$class}++;
107			$count->{$package}++;
108	dpavlin	972	}
109			}
110			}
111
112	dpavlin	977	if ( $self->show_roles && defined $data->{roles} ) {
113			foreach my $role ( keys %{ $data->{roles} } ) {
114			next if $filter && $role !~ m{$filter};
115			warn "# $class\trole\t$role\n";
116			$g->add_edge( $role => $class, label => 'role', color => 'yellow' );
117			# $g->add_node( $role, rank => 'role' );
118	dpavlin	981	$count->{$class}++;
119			$count->{$role}++;
120	dpavlin	977	}
121			}
122	dpavlin	974
123	dpavlin	977	if ( $self->show_extends && defined $data->{superclass} ) {
124			foreach my $extends ( keys %{ $data->{superclass} } ) {
125			next if $filter && $extends !~ m{$filter};
126			warn "# $class\textends\t$extends\n";
127			$g->add_edge( $extends => $class, label => 'extends', color => 'green' );
128	dpavlin	981	$count->{$class}++;
129			$count->{$extends}++;
130	dpavlin	977	}
131	dpavlin	974	}
132
133	dpavlin	972	}
134
135			warn "# count ",$self->dump( $count );
136
137	dpavlin	981	my $max_count = 1;
138			foreach ( keys %$count ) {
139			my $v = $count->{$_};
140			$max_count = $v if $v > $max_count;
141			}
142			warn "# max_count: $max_count";
143
144	dpavlin	977	foreach my $node ( keys %$count ) {
145	dpavlin	981	my $v = $count->{$node};
146			my $pcnt = $v / $max_count;
147			my $color = join(",", ( $pcnt, $pcnt, 0.75 ) );
148	dpavlin	972
149	dpavlin	977	$g->add_node( $node,
150			style =>'filled',
151			color => $color,
152			fillcolor => $color,
153	dpavlin	981	# label => "$node\n$v",
154	dpavlin	977	);
155
156			}
157
158	dpavlin	972	if ( $self->produce_dot ) {
159			$self->content_type( 'text/plain' );
160	dpavlin	974	$self->store( 'var/classes.dot', $g->as_canon );
161	dpavlin	972	return $g->as_canon;
162			}
163
164	dpavlin	970	$self->content_type( 'image/png' );
165			return $g->as_png;
166	dpavlin	972
167	dpavlin	970	}
168
169			1;