Frey/jQuery/flot.pm

package Frey::jQuery::flot;
use Moose;

extends 'Frey';
with 'Frey::Web';
#with 'Frey::Storage';
with 'Frey::jQuery';
with 'Frey::File'; # FIXME inline on demand?
with 'Frey::Web::IFrame';

use DateTimeX::Easy;

use lib 'lib';
use Frey::Shell::sar;
use JSON;

has sar_command => (
        is => 'rw',
        isa => 'Str',
        required => 1,
        default => 'ssh www.rot13.org sar -n 1',
);

with 'Frey::Sponge'; # has sponge

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

        my $path = 'static/js/flot';

        $self->add_js(qq|
                <!--[if IE]><script language="javascript" type="text/javascript" src="/$path/excanvas.pack.js"></script><![endif]-->
                <script language="javascript" type="text/javascript" src="/$path/jquery.flot.js"></script>
        |);

        my $sponge = $self->sponge;

        my $by_col;
        my $unit_by_col;

        foreach my $row ( @{ $sponge->{rows} } ) {
                my $time = eval {
                        DateTimeX::Easy->new( $row->[0] )->epoch * 1000; # ms
                };
                die "FATAL: sponge first column ", $self->dump( $row->[0] ), " isn't valid time because of: $@" if $@;
                foreach my $col ( 1 .. $#$row ) {
                        my $v = $row->[$col];
                        $unit_by_col->{$col} = $1 if $v =~ s{([M%])$}{};
                        push @{ $by_col->{$col} }, [ $time, $v ];
                }
        }

        my $dataset;
        my @names;
        foreach my $nr ( keys %$by_col ) {
                my $name = $sponge->{NAME}->[$nr];
                $dataset->{ $name }->{label}
                        ||= $name
                          . ( $unit_by_col->{$nr} ? ' [' . $unit_by_col->{$nr} . ']' : '' )
                          ;
                $dataset->{ $name }->{data} = $by_col->{$nr};
        }

        my $placeholder = qq|<div class="frey-error">no data found</div>|;
        my $data_js = '';
        if ( $dataset ) {
                $data_js = 'var datasets = ' . to_json( $dataset ) . ";\n";
                $placeholder = qq|
                        <div id="placeholder" style="width:600px;height:300px;"></div>
                        <div id="selection">no selection</div>
                |
                . $self->iframe_html
                ;
        }

        warn "# $data_js" if $self->debug;

        my $sar = $self->sar_command;
        my $c = $sar;
        $c =~ s{sar\s(-n\s*\d+)?(.*?)$}{sar $1};

        my $form = qq|
                <form method="post">
                <b>From</b> <input type="submit" value="refresh"><br>
        |;

        my $flags = `atsar help 2>&1`;
        $flags =~ s{^.+flags:\s+}{}s;
        $flags =~ s{^\s*-[AS].+$}{}gm; # remove -A and -S flags which doesn't make sense
        $flags =~ s{^\s+}{}s;

        foreach my $line ( split(/\s*\n\s*/, $flags ) ) {
                my ( $flag, $desc ) = split(/\s+/, $line, 2 );
                warn "# $flag | $desc" if $self->debug;
                my $v = "$c $flag";
                my $checked = '';
                $checked = " checked" if $self->sar_command =~ m{$flag};
                $form .= qq|<input type="radio" name="sar_command" value="$v"$checked>$desc<br>\n|;
        }

        $form .= qq|
                </form>
        |;

        $self->add_css(q|
                #choices, form { float: left; }
        |);

        return
        qq|

                <code>$sar</code>

                $placeholder

                $form

                <div id="choices"><b>Show</b></div>

        | . q|
                <script id="source" language="javascript" type="text/javascript">
                $(function () {
                        var options = {
                                selection: { mode: "x" },
                                //yaxis: { min: 0, max: 100 },
                                xaxis: { mode: "time" }
                        };

                        |
                        . $data_js
                        . $self->read_file('static/Frey/jQuery/flot/dataset_checkboxes.js')
                        . 
                        q|

                });
                </script>

        |;
}

1;
1	dpavlin	860	package Frey::jQuery::flot;
2			use Moose;
3
4			extends 'Frey';
5			with 'Frey::Web';
6			#with 'Frey::Storage';
7			with 'Frey::jQuery';
8	dpavlin	869	with 'Frey::File'; # FIXME inline on demand?
9	dpavlin	907	with 'Frey::Web::IFrame';
10	dpavlin	860
11	dpavlin	868	use DateTimeX::Easy;
12
13			use lib 'lib';
14			use Frey::Shell::sar;
15			use JSON;
16
17	dpavlin	870	has sar_command => (
18	dpavlin	860	is => 'rw',
19			isa => 'Str',
20			required => 1,
21	dpavlin	870	default => 'ssh www.rot13.org sar -n 1',
22	dpavlin	860	);
23
24	dpavlin	920	with 'Frey::Sponge'; # has sponge
25
26	dpavlin	860	sub as_markup {
27			my ($self) = @_;
28
29			my $path = 'static/js/flot';
30
31			$self->add_js(qq\|
32			<!--[if IE]><script language="javascript" type="text/javascript" src="/$path/excanvas.pack.js"></script><![endif]-->
33			<script language="javascript" type="text/javascript" src="/$path/jquery.flot.js"></script>
34			\|);
35
36	dpavlin	920	my $sponge = $self->sponge;
37	dpavlin	868
38			my $by_col;
39	dpavlin	871	my $unit_by_col;
40	dpavlin	868
41			foreach my $row ( @{ $sponge->{rows} } ) {
42	dpavlin	920	my $time = eval {
43			DateTimeX::Easy->new( $row->[0] )->epoch * 1000; # ms
44			};
45			die "FATAL: sponge first column ", $self->dump( $row->[0] ), " isn't valid time because of: $@" if $@;
46	dpavlin	871	foreach my $col ( 1 .. $#$row ) {
47			my $v = $row->[$col];
48			$unit_by_col->{$col} = $1 if $v =~ s{([M%])$}{};
49	dpavlin	920	push @{ $by_col->{$col} }, [ $time, $v ];
50	dpavlin	868	}
51			}
52
53	dpavlin	869	my $dataset;
54	dpavlin	868	my @names;
55			foreach my $nr ( keys %$by_col ) {
56	dpavlin	869	my $name = $sponge->{NAME}->[$nr];
57	dpavlin	871	$dataset->{ $name }->{label}
58			\|\|= $name
59			. ( $unit_by_col->{$nr} ? ' [' . $unit_by_col->{$nr} . ']' : '' )
60			;
61	dpavlin	869	$dataset->{ $name }->{data} = $by_col->{$nr};
62	dpavlin	868	}
63
64	dpavlin	873	my $placeholder = qq\|<div class="frey-error">no data found</div>\|;
65			my $data_js = '';
66			if ( $dataset ) {
67			$data_js = 'var datasets = ' . to_json( $dataset ) . ";\n";
68	dpavlin	878	$placeholder = qq\|
69			<div id="placeholder" style="width:600px;height:300px;"></div>
70			<div id="selection">no selection</div>
71	dpavlin	907	\|
72			. $self->iframe_html
73			;
74	dpavlin	873	}
75	dpavlin	869
76	dpavlin	870	warn "# $data_js" if $self->debug;
77	dpavlin	868
78	dpavlin	871	my $sar = $self->sar_command;
79			my $c = $sar;
80	dpavlin	903	$c =~ s{sar\s(-n\s\d+)?(.?)$}{sar $1};
81	dpavlin	870
82			my $form = qq\|
83			<form method="post">
84	dpavlin	871	<b>From</b> <input type="submit" value="refresh"><br>
85	dpavlin	870	\|;
86
87			my $flags = `atsar help 2>&1`;
88			$flags =~ s{^.+flags:\s+}{}s;
89	dpavlin	873	$flags =~ s{^\s*-[AS].+$}{}gm; # remove -A and -S flags which doesn't make sense
90			$flags =~ s{^\s+}{}s;
91	dpavlin	870
92			foreach my $line ( split(/\s\n\s/, $flags ) ) {
93	dpavlin	871	my ( $flag, $desc ) = split(/\s+/, $line, 2 );
94	dpavlin	920	warn "# $flag \| $desc" if $self->debug;
95	dpavlin	870	my $v = "$c $flag";
96	dpavlin	871	my $checked = '';
97	dpavlin	878	$checked = " checked" if $self->sar_command =~ m{$flag};
98	dpavlin	871	$form .= qq\|<input type="radio" name="sar_command" value="$v"$checked>$desc<br>\n\|;
99	dpavlin	870	}
100
101			$form .= qq\|
102			</form>
103			\|;
104
105			$self->add_css(q\|
106	dpavlin	871	#choices, form { float: left; }
107	dpavlin	870	\|);
108
109	dpavlin	873	return
110	dpavlin	870	qq\|
111
112	dpavlin	876	<code>$sar</code>
113
114	dpavlin	873	$placeholder
115
116	dpavlin	871	$form
117	dpavlin	873
118	dpavlin	871	<div id="choices"><b>Show</b></div>
119	dpavlin	860
120	dpavlin	870	\| . q\|
121	dpavlin	860	<script id="source" language="javascript" type="text/javascript">
122			$(function () {
123	dpavlin	868	var options = {
124	dpavlin	870	selection: { mode: "x" },
125	dpavlin	869	//yaxis: { min: 0, max: 100 },
126			xaxis: { mode: "time" }
127	dpavlin	868	};
128	dpavlin	869
129			\|
130			. $data_js
131			. $self->read_file('static/Frey/jQuery/flot/dataset_checkboxes.js')
132			.
133			q\|
134
135	dpavlin	860	});
136			</script>
137	dpavlin	870
138	dpavlin	860	\|;
139			}
140
141			1;