use Data::Dump qw(dump);
use File::Slurp;
use JSON;
+use Encode;
+use locale;
+use File::Find;
-our $data;
+our $loaded;
-sub _data {
+sub index {
my $self = shift;
- # we could use Mojo::JSON here, but it's too slow
- $data ||= from_json read_file $self->app->home->rel_file( 'data/bibpsi.js' );
+ my $path = $self->app->home->rel_dir('data');
+ die "no data dir $path" unless -d $path;
+
+ my @files;
+ find( sub {
+ my $file = $File::Find::name;
+ if ( -f $file && $file =~ m/\.(js(on)?|txt)$/ ) {
+ $file =~ s/$path\/*//;
+ push @files, $file;
+ } else {
+ warn "IGNORE: $file\n";
+ }
+ }, $path);
+
+ @files = sort { lc $a cmp lc $b } @files;
+ my $size;
+ $size->{$_} = -s "$path/$_" foreach @files;
+
+ $self->render(
+ files => [ @files ],
+ size => $size,
+ loaded => $loaded,
+ );
}
+sub _load_path {
+ my ( $self, $path ) = @_;
-sub stats {
- my $self = shift;
+ return if defined $loaded->{$path}->{data};
- $self->_data;
+ my $full_path = $self->app->home->rel_file( 'data/' . $path );
+ die "$full_path $!" unless -r $full_path;
+
+ # we could use Mojo::JSON here, but it's too slow
+# $data = from_json read_file $path;
+ my $data = read_file $full_path;
+ warn "# data snippet: ", substr($data,0,200);
+ my @header;
+ if ( $path =~ m/\.js/ ) {
+ Encode::_utf8_on($data);
+ $data = from_json $data;
+ } elsif ( $path =~ m/\.txt/ ) {
+ my @lines = split(/\r?\n/, $data);
+ $data = { items => [] };
+
+ my $header_line = shift @lines;
+ my $multiline = $header_line =~ s/\^//g;
+ @header = split(/\|/, $header_line );
+ warn "# header ", dump( @header );
+ while ( my $line = shift @lines ) {
+ chomp $line;
+ my @v = split(/\|/, $line);
+ while ( @lines && $#v < $#header ) {
+ $line = $lines[0];
+ $line =~ s/\^//g;
+ chomp $line;
+ my @more_v = split(/\|/, $line);
+ if ( $#v + $#more_v > $#header ) {
+ warn "short line: ",dump( @v );
+ last;
+ }
+ shift @lines;
+ $v[ $#v ] .= shift @more_v;
+ push @v, @more_v if @more_v;
+
+ if ( $#v > $#header ) {
+ die "# splice $#header ", dump( @v );
+ @v = splice @v, 0, $#header;
+ }
+ }
+ my $item;
+ $item->{ $header[$_] || "f_$_" } = [ $v[$_] ] foreach ( 0 .. $#v );
+ push @{ $data->{items} }, $item;
+ }
+ } else {
+ warn "file format unknown $path";
+ }
my $stats;
foreach my $e ( @{ $data->{items} } ) {
foreach my $n ( keys %$e ) {
- $stats->{column}->{$n}->{count}++;
- $stats->{column}->{$n}->{number}++ if $e->{$n} =~ m/[-+]?([0-9]*\.[0-9]+|[0-9]+)/;
+ $stats->{$n}->{count}++;
+ if ( ref $e->{$n} eq 'ARRAY' ) {
+
+ $stats->{$n}->{array} += $#{ $e->{$n} } + 1;
+
+ foreach my $x ( @{$e->{$n}} ) {
+ $stats->{$n}->{numeric}++
+ if $x =~ m/^[-+]?([0-9]*\.[0-9]+|[0-9]+)$/;
+ }
+
+ } else {
+ $stats->{$n}->{numeric}++
+ if $e->{$n} =~ m/^[-+]?([0-9]*\.[0-9]+|[0-9]+)$/;
+ }
}
}
- $self->app->log->debug( 'stats', dump($stats) );
- # Render template "example/welcome.html.ep" with message
+ foreach my $n ( keys %$stats ) {
+ next unless defined $stats->{$n}->{array};
+ delete $stats->{$n}->{array}
+ if $stats->{$n}->{array} == $stats->{$n}->{count};
+ }
+
+ @header =
+ sort { $stats->{$b}->{count} <=> $stats->{$a}->{count} }
+ grep { defined $stats->{$_}->{count} } keys %$stats
+ unless @header;
+
+ warn dump($stats);
+
+ $loaded->{ $path } = {
+ header => [ @header ],
+ stats => $stats,
+ full_path => $full_path,
+ size => -s $full_path,
+ data => $data,
+ };
+
+}
+
+
+sub load {
+ my $self = shift;
+
+ my @paths = $self->param('paths');
+ warn "# paths ", dump @paths;
+ $self->_load_path( $_ ) foreach @paths;
+
+ my $path = $self->param('path') || $self->redirect_to( '/data/index' );
+ warn "# path $path\n";
+ $self->session('path' => $path);
+ $self->_load_path( $path );
+
+ $self->session( 'header' => $loaded->{$path}->{header} );
+ $self->session( 'columns' => $loaded->{$path}->{header} );
+
+ $self->session( 'filters' => {} );
+
+ $self->redirect_to( '/data/columns' );
+}
+
+
+sub _loaded {
+ my ( $self, $name ) = @_;
+ my $path = $self->session('path');
+ die "$path $name doesn't exist in loaded ",dump( $loaded )
+ unless defined $loaded->{$path}->{$name};
+ return $loaded->{$path}->{$name};
+}
+
+
+
+
+sub columns {
+ my $self = shift;
+
+ my $stats = $self->_loaded( 'stats' ); # || $self->redirect_to( '/data/index' );
+
+ my @columns;
+ @columns = grep { defined $stats->{$_}->{count} } @{ $self->session('columns') } if $self->session('columns');
+
+ foreach my $c ( @{ $self->session( 'header' ) } ) {
+ push @columns, $c unless grep { /^\Q$c\E$/ } @columns;
+ }
+
$self->render(
- message => 'Welcome to the Mojolicious Web Framework!',
+ message => 'Select columns to display',
stats => $stats,
+ columns => \@columns,
+ checked => $self->_checked( $self->_perm_array('columns') ),
);
}
+sub _perm_array {
+ my ($self,$name) = @_;
+
+ my @array = $self->param($name);
+
+ if ( @array ) {
+ $self->session($name => [ @array ]);
+ } elsif ( my $session = $self->session($name) ) {
+ if ( ref $session eq 'ARRAY' ) {
+ @array = @$session;
+ } else {
+ die "$name not array ",dump($session);
+ }
+ }
+ warn "# $name ",dump @array;
+ return @array;
+}
+
+sub _perm_scalar {
+ my ($self,$name,$default) = @_;
+
+ my $scalar = $self->param($name);
+
+ if ( defined $scalar ) {
+ $self->session($name => $scalar);
+ } else {
+ $scalar = $self->session($name);
+ }
+
+ if ( ! defined $scalar ) {
+ $scalar = $default;
+ die "no default for $name" unless defined $scalar;
+ $self->session($name => $scalar);
+ }
+
+ warn "# $name ",dump $scalar;
+ return $scalar;
+}
+
+sub filter {
+ my $self = shift;
+
+ my $name = $self->param('filter_name') || die "name?";
+ my @vals = $self->param('filter_vals');
+
+ warn "# filter $name vals ",dump(@vals);
+
+ my $filters = $self->session('filters');
+ if ( @vals ) {
+ $filters->{$name} = [ @vals ];
+ } else {
+ delete $filters->{$name};
+ }
+ $self->session( 'filters' => $filters );
+
+ warn "# filters ",dump($self->session('filters'));
+
+ $self->session( 'offset' => 0 );
+
+ $self->redirect_to('/data/items');
+}
+
+sub _filter_item {
+ my ( $self, $filters, $i ) = @_;
+ my $pass = 1;
+ foreach my $n ( keys %$filters ) {
+ my @filter_values = @{ $filters->{$n} };
+ my $include_missing = grep { /^_missing/ } @filter_values;
+ if ( ! exists $i->{$n} ) {
+ if ( $include_missing ) {
+ $pass = 1;
+ next;
+ } else {
+ $pass = 0;
+ last;
+ }
+ }
+ # and match any of values in element
+ my $have_values = 0;
+ foreach my $v ( @{ $i->{$n} } ) { # FIXME not array?
+ $have_values ||= 1 if grep { m/^\Q$v\E$/ } @filter_values;
+ }
+ if ( ! $have_values ) {
+ $pass = 0;
+ last;
+ }
+ }
+ return $pass;
+}
+
+sub _data_items {
+ my $self = shift;
+ my $filters = $self->session('filters');
+ my $data = $self->_loaded( 'data' );
+ grep {
+ $filters ? $self->_filter_item( $filters, $_ ) : 1;
+ } @{ $data->{items} };
+}
+
+sub items {
+ my $self = shift;
+
+ $self->redirect_to('/data/index') unless defined $loaded->{ $self->session('path') };
+
+ my @columns = $self->_perm_array('columns');
+ $self->redirect_to('/data/columns') unless @columns;
+ my $order = $self->_perm_scalar('order', $columns[0]);
+ my $sort = $self->_perm_scalar('sort', 'a');
+ my $offset = $self->_perm_scalar('offset', 0);
+ my $limit = $self->_perm_scalar('limit', 20);
+ $self->_perm_scalar('show', 'table');
+
+ # fix offset when changing limit
+ $offset = int( $offset / $limit ) * $limit;
+
+ # FIXME - multi-level sort
+ my $numeric = $self->_is_numeric($order);
+ my $missing = $numeric ? 0 : '';
+ no warnings qw(numeric);
+ my @sorted = sort {
+ my $v1 = exists $a->{$order} ? join('', @{$a->{$order}}) : $missing;
+ my $v2 = exists $b->{$order} ? join('', @{$b->{$order}}) : $missing;
+ ($v1,$v2) = ($v2,$v1) if $sort eq 'd';
+ $numeric ? $v1 <=> $v2 : $v1 cmp $v2 ;
+ } $self->_data_items;
+
+# warn "# sorted ", dump @sorted;
+
+ my $rows = $#sorted + 1;
+
+ $self->render(
+ order => $order,
+ offset => $offset,
+ limit => $limit,
+ sorted => [ splice @sorted, $offset, $limit ],
+ columns => [ @columns ],
+ rows => $rows,
+ numeric => { map { $_, $self->_is_numeric($_) } @columns },
+ );
+
+}
+
+
+sub order {
+ my $self = shift;
+ $self->session('order', $self->param('order'));
+ $self->session('sort', $self->param('sort'));
+ $self->redirect_to('/data/items');
+}
+
+sub _is_numeric {
+ my ( $self, $name ) = @_;
+
+ my $stats = $self->_loaded( 'stats' );
+
+ # sort facet numerically if more >50% elements are numeric
+ defined $stats->{$name}->{numeric} &&
+ $stats->{$name}->{numeric} > $stats->{$name}->{count} / 2;
+}
+
+sub facet {
+ my $self = shift;
+
+ if ( my $remove = $self->param('remove') ) {
+ my $f = $self->session('filters');
+ delete $f->{$remove};
+ $self->session( 'filters' => $f );
+ $self->redirect_to( '/data/items' );
+ }
+
+ my $facet;
+ my $name = $self->param('name') || die "no name";
+
+ foreach my $i ( $self->_data_items ) {
+ if ( ! exists $i->{$name} ) {
+ $facet->{ _missing }++;
+ } elsif ( ref $i->{$name} eq 'ARRAY' ) {
+ $facet->{$_}++ foreach @{ $i->{$name} };
+ } else {
+ $facet->{ $i->{$name} }++;
+ }
+ }
+
+# warn "# facet $name ",dump $facet;
+
+ my $checked;
+ if ( my $f = $self->session('filters') ) {
+ if ( defined $f->{$name} ) {
+ $checked = $self->_checked( @{ $f->{$name} } );
+ }
+ }
+
+ my $sort = $self->param('sort') || 'c';
+
+ # sort facet numerically if more >50% elements are numeric
+ my $numeric = $self->_is_numeric($name);
+
+ my @facet_names = sort {
+ if ( $sort =~ m/a/i ) {
+ $numeric ? $a <=> $b : lc $a cmp lc $b;
+ } elsif ( $sort =~ m/d/i ) {
+ $numeric ? $b <=> $a : lc $b cmp lc $a;
+ } elsif ( $sort =~ m/c/i ) {
+ $facet->{$b} <=> $facet->{$a};
+ } else {
+ warn "unknown sort: $sort";
+ $a cmp $b;
+ }
+ } keys %$facet;
+
+ $self->render( name => $name, facet => $facet, checked => $checked,
+ facet_names => \@facet_names, sort => $sort, numeric => $numeric,
+ );
+}
+
+sub _checked {
+ my $self = shift;
+ my $checked;
+ $checked->{$_}++ foreach @_;
+ warn "# _checked ",dump($checked);
+ return $checked;
+}
+
1;