$ ./script/actions-to-changes /data/mojo_facets/*
+Modify your data using perl snippets
+
+Experimental REPL console supports perl snippets which get $rec hash which is one
+element from your dataset. All values are repetable, so you always have to create
+array of values if you are creating new columns, even for single value.
+
+* generate new columns with number of elements in some other column
+
+ $rec->{count} = [ $#{ $rec->{original} } + 1 ];
+
+* generate century column from year
+
+ foreach my $year ( @{ $rec->{Year} } ) {
+ push @{ $rec->{century} }, int($year/100)+1;
+ }
+
$self->session($name => $scalar);
}
- warn "# _perm_scalar $name ",dump $scalar;
+ warn "# _param_scalar $name ",dump $scalar;
return $scalar;
}
warn "all_filters $all_filters produced ", $#$filtered + 1, " items\n" if $filtered;
- my $sorted_items;
my $data = $self->_loaded('data');
+
+ my $code = $self->_param_scalar('code','');
+ $code =~ s{\n+$}{}s;
+
+ my $commit = $self->param('commit');
+ my $test = $self->param('test');
+
+ if ( $code && ( $test || $commit ) ) {
+ # XXX find columns used in code snippet and show them to user
+ foreach my $column ( $code =~ m/\$rec->{(.+?)}/g ) {
+ if ( $column =~ s/^(['"])// ) {
+ $column =~ s/$1$//;
+ }
+ next if grep { /$column/ } @columns;
+ unshift @columns, $column;
+ if ( $commit ) {
+ $self->session('columns', [ @columns ]);
+ $loaded->{$path}->{columns} = [ @columns ];
+ }
+ }
+ }
+
+ if ( $commit ) {
+ warn "# commit on ", $#$filtered + 1, " items:\n$code\n";
+ foreach ( 0 .. $#$filtered ) {
+ my $i = $filtered->[$_];
+ my $rec = $data->{items}->[$i];
+ eval $code;
+ }
+ }
+
+ my $sorted_items;
my $from_end = $sort eq 'd' ? $#$filtered : 0;
foreach ( 0 .. $limit ) {
my $i = $_ + $offset;
last unless defined $filtered->[$i];
$i = $from_end - $i if $from_end;
my $id = $filtered->[$i];
- push @$sorted_items,
- my $item = $data->{items}->[ $id ];
- $item->{_row_id} ||= $id;
+ my $rec = $data->{items}->[ $id ];
+ $rec->{_row_id} ||= $id;
+ if ( $code && $test ) {
+ $rec = Storable::dclone $rec;
+ eval $code;
+ if ( $@ ) {
+ warn "ERROR evaling\n$code\n$@";
+ $self->stash('eval_error', $@) if $@;
+ } else {
+ warn "EVAL ",dump($rec);
+ }
+ }
+ push @$sorted_items, $rec;
}
warn "# sorted_items ", $#$sorted_items + 1, " offset $offset limit $limit order $sort";
rows => $#$filtered + 1,
numeric => { map { $_, $self->_is_numeric($_) } @columns },
filters => $self->_current_filters,
+ code => $code,
);
}
--- /dev/null
+jQuery.fn.textarea_grow = function(){
+ return this.each(function(){
+ var rows = this.rows;
+ console.debug( 'textarea_grow', rows, this );
+ var grow = function(ta) {
+ var lines = ta.value.split('\n').length;
+ if ( lines != rows ) {
+ ta.rows = lines;
+ rows = lines;
+ console.debug('keyup', lines, rows, ta );
+ }
+ };
+ grow(this);
+ this.onkeyup = function() { grow(this) };
+ });
+};
+
</table>
+<form id=eval method=post>
+% if ( my $error = stash('eval_error') ) {
+<div class=error><%= $error %></div>
+% }
+% my $rows = scalar split(/\n/,$code);
+<textarea name=code rows=<%= $rows %>>
+<%= $code %>
+</textarea>
+<input name=test type=submit value="Test code">
+<input name=commit type=submit value="Commit changes">
+</form>
+
<script type="text/javascript" src="/edit_table.js"></script>
+<script type="text/javascript" src="/js/jquery.textarea_grow.js"></script>
+<script type="text/javascript">
+
+$(document).ready( function(){
+ $('form#eval textarea').textarea_grow();
+});
+</script>