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 => sub {
                '(' . join('|',  map { s{lib/}{}; $_ } sort grep { -d $_ } glob("lib/*") ) . ')'
        },
);


has filter_class => (
        is => 'rw',
        isa => 'Bool',
        default => 1,
);

has filter_extends => (
        is => 'rw',
        isa => 'Bool',
        default => 1,
);

has filter_includes => (
        is => 'rw',
        isa => 'Bool',
        default => 1,
);

has filter_roles => (
        is => 'rw',
        isa => 'Bool',
        default => 1,
);


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 && $self->filter_class && $class !~ m{$filter};

                if ( $self->show_includes && defined $data->{includes} ) {
                        foreach my $type ( keys %{ $data->{includes} } ) {
                                foreach my $package ( @{ $data->{includes}->{$type} } ) {
                                        next if $filter && $self->filter_includes && $package !~ m{$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 && $self->filter_roles && $role !~ m{$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 && $self->filter_extends && $extends !~ m{$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	982	default => sub {
17			'(' . join('\|', map { s{lib/}{}; $_ } sort grep { -d $_ } glob("lib/*") ) . ')'
18			},
19	dpavlin	972	);
20
21	dpavlin	982
22			has filter_class => (
23			is => 'rw',
24			isa => 'Bool',
25			default => 1,
26			);
27
28			has filter_extends => (
29			is => 'rw',
30			isa => 'Bool',
31			default => 1,
32			);
33
34			has filter_includes => (
35			is => 'rw',
36			isa => 'Bool',
37			default => 1,
38			);
39
40			has filter_roles => (
41			is => 'rw',
42			isa => 'Bool',
43			default => 1,
44			);
45
46
47	dpavlin	977	has show_extends => (
48			documentation => 'connect to superclasses',
49	dpavlin	972	is => 'rw',
50	dpavlin	977	isa => 'Bool',
51	dpavlin	970	);
52
53	dpavlin	977	has show_includes => (
54			documentation => 'use and require connections',
55			is => 'rw',
56			isa => 'Bool',
57			default => 1,
58			);
59
60			has show_roles => (
61			documentation => 'roles consumers connections',
62			is => 'rw',
63			isa => 'Bool',
64			);
65
66	dpavlin	981	has show_disconnected => (
67			is => 'ro',
68			isa => 'Bool',
69			);
70
71	dpavlin	982
72	dpavlin	977	has portrait => (
73			documentation => 'vertical layout',
74			is => 'rw',
75			isa => 'Bool',
76			);
77
78	dpavlin	972	has produce_dot => (
79	dpavlin	977	documentation => 'dump .dot text format',
80	dpavlin	972	is => 'rw',
81			isa => 'Bool',
82			);
83
84	dpavlin	977	sub introspect_path { 'var/introspect/' };
85
86	dpavlin	970	sub as_markup {
87			my ($self) = @_;
88
89	dpavlin	977	my $rankdir = $self->portrait;
90
91	dpavlin	972	my $g = GraphViz->new(
92	dpavlin	977	rankdir => $rankdir,
93	dpavlin	972	# layout => 'neato', # grabs too much memory
94			# layout => 'twopi', # grabs too much memory
95			# overlap => 'compress',
96			# no_overlap => 1,
97	dpavlin	981
98	dpavlin	977	node => {
99			shape => 'box',
100	dpavlin	981	style =>'filled',
101			color => 'grey',
102			fillcolor =>'lightgray',
103			fontname => 'verdana',
104			fontsize => '12',
105
106	dpavlin	977	},
107			edge => {
108			color => 'grey',
109	dpavlin	981	fontname => 'verdana',
110			fontsize => '8',
111			fontcolor => 'grey',
112	dpavlin	977	}
113	dpavlin	972	);
114	dpavlin	970
115	dpavlin	981	my $count;
116	dpavlin	972	my $filter = $self->filter;
117	dpavlin	970
118	dpavlin	977	foreach my $path ( $self->dir_extension( $self->introspect_path, qr{\.(ya?ml)$}) ) {
119	dpavlin	970
120	dpavlin	972	my $class = $self->strip_path_extension( $path ) \|\| die "can't strip $path";
121	dpavlin	977
122	dpavlin	981	$count->{$class}++ if $self->show_disconnected;
123
124	dpavlin	972	my $data = $self->load( $path );
125			# warn "## $class $path ", $self->dump( $data ); # if $self->debug;
126
127	dpavlin	982	next if $filter && $self->filter_class && $class !~ m{$filter};
128	dpavlin	972
129	dpavlin	977	if ( $self->show_includes && defined $data->{includes} ) {
130			foreach my $type ( keys %{ $data->{includes} } ) {
131			foreach my $package ( @{ $data->{includes}->{$type} } ) {
132	dpavlin	982	next if $filter && $self->filter_includes && $package !~ m{$filter};
133	dpavlin	977	warn "# $class\t$type\t$package\n";
134			$g->add_edge( $class => $package, label => $type, color => 'blue' );
135	dpavlin	981	$count->{$class}++;
136			$count->{$package}++;
137	dpavlin	972	}
138			}
139			}
140
141	dpavlin	977	if ( $self->show_roles && defined $data->{roles} ) {
142			foreach my $role ( keys %{ $data->{roles} } ) {
143	dpavlin	982	next if $filter && $self->filter_roles && $role !~ m{$filter};
144	dpavlin	977	warn "# $class\trole\t$role\n";
145			$g->add_edge( $role => $class, label => 'role', color => 'yellow' );
146			# $g->add_node( $role, rank => 'role' );
147	dpavlin	981	$count->{$class}++;
148			$count->{$role}++;
149	dpavlin	977	}
150			}
151	dpavlin	974
152	dpavlin	977	if ( $self->show_extends && defined $data->{superclass} ) {
153			foreach my $extends ( keys %{ $data->{superclass} } ) {
154	dpavlin	982	next if $filter && $self->filter_extends && $extends !~ m{$filter};
155	dpavlin	977	warn "# $class\textends\t$extends\n";
156			$g->add_edge( $extends => $class, label => 'extends', color => 'green' );
157	dpavlin	981	$count->{$class}++;
158			$count->{$extends}++;
159	dpavlin	977	}
160	dpavlin	974	}
161
162	dpavlin	972	}
163
164			warn "# count ",$self->dump( $count );
165
166	dpavlin	981	my $max_count = 1;
167			foreach ( keys %$count ) {
168			my $v = $count->{$_};
169			$max_count = $v if $v > $max_count;
170			}
171			warn "# max_count: $max_count";
172
173	dpavlin	977	foreach my $node ( keys %$count ) {
174	dpavlin	981	my $v = $count->{$node};
175			my $pcnt = $v / $max_count;
176			my $color = join(",", ( $pcnt, $pcnt, 0.75 ) );
177	dpavlin	972
178	dpavlin	977	$g->add_node( $node,
179			style =>'filled',
180			color => $color,
181			fillcolor => $color,
182	dpavlin	981	# label => "$node\n$v",
183	dpavlin	977	);
184
185			}
186
187	dpavlin	972	if ( $self->produce_dot ) {
188			$self->content_type( 'text/plain' );
189	dpavlin	974	$self->store( 'var/classes.dot', $g->as_canon );
190	dpavlin	972	return $g->as_canon;
191			}
192
193	dpavlin	970	$self->content_type( 'image/png' );
194			return $g->as_png;
195	dpavlin	972
196	dpavlin	970	}
197
198			1;