You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
74 lines
1.4 KiB
74 lines
1.4 KiB
#!/usr/bin/env perl
|
|
use 5.014;
|
|
use strict;
|
|
use warnings;
|
|
use YAML;
|
|
use Cwd 'abs_path';
|
|
use Data::Dumper;
|
|
use GraphViz;
|
|
use Getopt::Long;
|
|
|
|
sub usage
|
|
{
|
|
my $output = "usage: graph_flow.pl [-h] file_in.yml file_out.png\n";
|
|
$output .= "Options:\n";
|
|
$output .= "\t-h: this help\n";
|
|
return $output
|
|
}
|
|
|
|
my $help = 0;
|
|
GetOptions ("h|help" => \$help)
|
|
or die("Error in command line arguments\n".usage());
|
|
|
|
if($#ARGV!=1)
|
|
{
|
|
die(usage());
|
|
}
|
|
|
|
my $g = GraphViz->new();
|
|
my $filename = abs_path($ARGV[0]);
|
|
my $outfilename = $ARGV[1];
|
|
my $ylog = YAML::LoadFile($filename);
|
|
|
|
my @prevs = ();
|
|
my $name = '';
|
|
my $action = '';
|
|
my $prev;
|
|
my $cont = 1;
|
|
$g->add_node(name => 'END', shape =>'box');
|
|
|
|
foreach my $i (@{$ylog->{'flow'}})
|
|
{
|
|
foreach my $key (keys %{$i})
|
|
{
|
|
#print "$key\n";
|
|
if(($action, $name) = ($key =~ m/(exit|start|end)\|(\w+)/))
|
|
{
|
|
if ($action eq "start")
|
|
{
|
|
$prev = $prevs[-1];
|
|
|
|
if ($prev)
|
|
{
|
|
$g->add_node(name => $name);
|
|
$g->add_edge( $prev => $name, label => $cont++);
|
|
}
|
|
else
|
|
{
|
|
$g->add_node(name => $name, shape=> 'diamond');
|
|
}
|
|
push(@prevs, $name);
|
|
}
|
|
else
|
|
{
|
|
pop(@prevs); # this is me.
|
|
$prev = $prevs[-1];
|
|
if ($action eq "end") { $g->add_edge($name => $prev, label => $cont++); }
|
|
else { @prevs = (); $g->add_edge($name => 'END', label => $cont++); }
|
|
}
|
|
}
|
|
}
|
|
}
|
|
$g->as_png($outfilename);
|
|
#EOF
|