- package IkiWiki::Plugin::table;
- # by Victor Moral <victor@taquiones.net>
- use warnings;
- use strict;
- use IkiWiki;
- use IkiWiki::Plugin::mdwn;
- my %defaults = (
- data => undef,
- file => undef,
- format => 'auto',
- sep_char => {
- 'csv' => ',',
- 'dsv' => '\|',
- },
- class => undef,
- header => 1,
- );
-
- sub import { #{{{
- hook(type => "preprocess", id => "table", call => \&preprocess);
- } # }}}
- sub preprocess (@) { #{{{
- my %params = (%defaults, @_);
- if (defined $params{delimiter}) {
- $params{sep_char}->{$params{format}} = $params{delimiter};
- }
- if (defined $params{file}) {
- if (! $pagesources{$params{file}}) {
- return "[[table cannot find file]]";
- }
- $params{data} = readfile(srcfile($params{file}));
- }
- if (lc $params{format} eq 'auto') {
- # first try the more simple format
- if (is_dsv_data($params{data})) {
- $params{format} = 'dsv';
- $params{sep_char}->{dsv} = '\|';
- }
- else {
- $params{format} = 'csv';
- $params{sep_char}->{csv} = ',';
- }
- }
- my @data;
- if (lc $params{format} eq 'csv') {
- @data=read_csv(\%params);
- }
- elsif (lc $params{format} eq 'dsv') {
- @data=read_dsv(\%params);
- }
- else {
- return "[[table unknown data format]]";
- }
-
- my $header;
- if ($params{header} != 1) {
- $header=shift @data;
- }
- if (! @data) {
- return "[[table has empty data]]";
- }
- my $html = tidy_up(open_table(\%params, $header),
- build_rows(\%params, @data),
- close_table(\%params, $header));
- if (defined $params{file}) {
- return $html."\n\n".
- htmllink($params{page}, $params{destpage}, $params{file},
- linktext => gettext('Direct data download'));
- }
- else {
- return $html;
- }
- } #}}}
- sub tidy_up (@) { #{{{
- my $html="";
- foreach my $text (@_) {
- my $indentation = $text =~ m{thead>|tbody>} ? 0 :
- $text =~ m{tr>} ? 4 :
- $text =~ m{td>|th>} ? 8 :
- 0;
- $html .= (' ' x $indentation)."$text\n";
- }
- return $html;
- } #}}}
- sub is_dsv_data ($) { #{{{
- my $text = shift;
- my ($line) = split(/\n/, $text);
- return $line =~ m{.+\|};
- }
- sub read_csv ($) { #{{{
- my $params=shift;
- my @text_lines = split(/\n/, $params->{data});
- eval q{use Text::CSV};
- error($@) if $@;
- my $csv = Text::CSV->new({
- sep_char => $params->{sep_char}->{csv},
- binary => 1,
- }) || error("could not create a Text::CSV object");
-
- my $l=0;
- my @data;
- foreach my $line (@text_lines) {
- $l++;
- if ($csv->parse($line)) {
- push(@data, [ $csv->fields() ]);
- }
- else {
- debug(sprintf(gettext('parse fail at line %d: %s'),
- $l, $csv->error_input()));
- }
- }
- return @data;
- } #}}}
- sub read_dsv ($) { #{{{
- my $params = shift;
- my @text_lines = split(/\n/, $params->{data});
- my @data;
- my $splitter = qr{$params->{sep_char}->{dsv}};
- foreach my $line (@text_lines) {
- push @data, [ split($splitter, $line) ];
- }
-
- return @data;
- } #}}}
- sub open_table ($$) { #{{{
- my $params = shift;
- my $header = shift;
- my @items;
- push @items, defined $params->{class}
- ? "<table class=\"".$params->{class}.'">'
- : '<table>';
- push @items, '<thead>','<tr>',
- (map { "<th>".htmlize($params, $_)."</th>" } @$header),
- '</tr>','</thead>' if defined $header;
- push @items, '<tbody>';
-
- return @items;
- }
- sub build_rows ($@) { #{{{
- my $params = shift;
- my @items;
- foreach my $record (@_) {
- push @items, '<tr>',
- (map { "<td>".htmlize($params, $_)."</td>" } @$record),
- '</tr>';
- }
- return @items;
- } #}}}
-
- sub close_table ($$) { #{{{
- my $params = shift;
- my $header = shift;
- my @items;
- push @items, '</tbody>' if defined $header;
- push @items, '</table>';
- return @items;
- } #}}}
- sub htmlize { #{{{
- my $params = shift;
- my $text = shift;
- $text=IkiWiki::preprocess($params->{page},
- $params->{destpage}, $text);
- $text=IkiWiki::htmlize($params->{page},
- pagetype($pagesources{$params->{page}}), $text);
- # hack to get rid of enclosing junk added by markdown
- $text=~s!^<p>!!;
- $text=~s!</p>$!!;
- chomp $text;
- return $text;
- }
- 1
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