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package Frey::jQuery::flot; |
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use Moose; |
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|
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extends 'Frey'; |
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with 'Frey::Web'; |
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#with 'Frey::Storage'; |
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with 'Frey::jQuery'; |
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with 'Frey::File'; # FIXME inline on demand? |
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|
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use DateTimeX::Easy; |
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|
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use lib 'lib'; |
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use Frey::Shell::sar; |
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use JSON; |
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|
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has sar_command => ( |
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is => 'rw', |
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isa => 'Str', |
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required => 1, |
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default => 'ssh www.rot13.org sar -n 1', |
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); |
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|
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sub as_markup { |
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my ($self) = @_; |
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|
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my $path = 'static/js/flot'; |
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|
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$self->add_js(qq| |
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<!--[if IE]><script language="javascript" type="text/javascript" src="/$path/excanvas.pack.js"></script><![endif]--> |
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<script language="javascript" type="text/javascript" src="/$path/jquery.flot.js"></script> |
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|); |
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|
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my $sponge = Frey::Shell::sar->new( sar_command => $self->sar_command )->as_sponge; |
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#warn $self->dump( $sponge ); |
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|
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my $by_col; |
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my $unit_by_col; |
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|
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foreach my $row ( @{ $sponge->{rows} } ) { |
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my $x = DateTimeX::Easy->new( $row->[0] )->epoch * 1000; # ms |
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foreach my $col ( 1 .. $#$row ) { |
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my $v = $row->[$col]; |
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$unit_by_col->{$col} = $1 if $v =~ s{([M%])$}{}; |
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push @{ $by_col->{$col} }, [ $x, $v ]; |
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} |
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} |
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|
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my $dataset; |
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my @names; |
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foreach my $nr ( keys %$by_col ) { |
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my $name = $sponge->{NAME}->[$nr]; |
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$dataset->{ $name }->{label} |
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||= $name |
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. ( $unit_by_col->{$nr} ? ' [' . $unit_by_col->{$nr} . ']' : '' ) |
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; |
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$dataset->{ $name }->{data} = $by_col->{$nr}; |
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} |
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|
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my $placeholder = qq|<div class="frey-error">no data found</div>|; |
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my $data_js = ''; |
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if ( $dataset ) { |
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$data_js = 'var datasets = ' . to_json( $dataset ) . ";\n"; |
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$placeholder = qq| |
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<div id="placeholder" style="width:600px;height:300px;"></div> |
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<div id="selection">no selection</div> |
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|; |
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} |
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|
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warn "# $data_js" if $self->debug; |
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|
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my $sar = $self->sar_command; |
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my $c = $sar; |
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$c =~ s{(-n\s*\d+).*}{$1}; |
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|
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my $form = qq| |
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<form method="post"> |
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<b>From</b> <input type="submit" value="refresh"><br> |
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|; |
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|
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my $flags = `atsar help 2>&1`; |
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$flags =~ s{^.+flags:\s+}{}s; |
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$flags =~ s{^\s*-[AS].+$}{}gm; # remove -A and -S flags which doesn't make sense |
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$flags =~ s{^\s+}{}s; |
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|
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foreach my $line ( split(/\s*\n\s*/, $flags ) ) { |
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my ( $flag, $desc ) = split(/\s+/, $line, 2 ); |
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warn "# $flag | $desc"; |
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my $v = "$c $flag"; |
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my $checked = ''; |
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$checked = " checked" if $self->sar_command =~ m{$flag}; |
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$form .= qq|<input type="radio" name="sar_command" value="$v"$checked>$desc<br>\n|; |
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} |
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|
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$form .= qq| |
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</form> |
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|; |
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|
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$self->add_css(q| |
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#choices, form { float: left; } |
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|); |
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|
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return |
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qq| |
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|
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<code>$sar</code> |
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|
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$placeholder |
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|
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$form |
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|
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<div id="choices"><b>Show</b></div> |
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|
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| . q| |
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<script id="source" language="javascript" type="text/javascript"> |
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$(function () { |
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var options = { |
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selection: { mode: "x" }, |
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//yaxis: { min: 0, max: 100 }, |
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xaxis: { mode: "time" } |
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}; |
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|
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| |
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. $data_js |
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. $self->read_file('static/Frey/jQuery/flot/dataset_checkboxes.js') |
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. |
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q| |
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|
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}); |
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</script> |
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|
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|; |
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} |
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|
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