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package Text::Dokuwiki::Render::Markdown;
use strict;
use warnings;
use utf8;
use base 'Text::Dokuwiki::Render';
sub _header {
my ($self, $tag, $attrs, $content) = @_;
my $title = $content;
utf8::decode($title);
my $text = $content . "\n";
$text .= (($tag eq 'h1') ? "=" : "-") x length($title);
$text .= "\n\n";
return $text;
}
sub _list {
my ($self, $attrs, $content) = @_;
$self->{list_depth} += 1;
my $text = $self->treewalk($content);
$self->{list_depth} -= 1;
return $text . "\n";
}
sub _wrap {
my ($self, $border, $attrs, $content) = @_;
return $border . $self->treewalk($content) . $border;
}
sub h1 { my $self = shift; $self->_header('h1', @_); };
sub h2 { my $self = shift; $self->_header('h2', @_); };
sub h3 { my $self = shift; $self->_header('h3', @_); };
sub h4 { my $self = shift; $self->_header('h4', @_); };
sub h5 { my $self = shift; $self->_header('h5', @_); };
sub h6 { my $self = shift; $self->_header('h6', @_); };
sub ul { my $self = shift; $self->_list(@_); };
sub ol { my $self = shift; $self->_list(@_); };
sub b { my $self = shift; $self->_wrap('**', @_); } # bold
sub i { my $self = shift; $self->_wrap('*', @_); } # italics
sub u { my $self = shift; $self->_wrap('*', @_); } # underline, replace with italics
sub code { my $self = shift; $self->_wrap('`', @_); } # inline code
sub div {
my ($self, $attrs, $content) = @_;
return $content;
}
sub br { return "\n"; };
sub li {
my ($self, $attrs, $content) = @_;
my $text = ' ' x $self->{list_depth};
$text .= ($self->{trace}->[-2] eq 'ol') ? '- ' : '* ';
$text .= $self->treewalk($content);
$text .= "\n";
return $text;
}
sub a {
my ($self, $attrs, $content) = @_;
return qq[<a name="$attrs->{name}"></a> ] . $content
if ($attrs->{name});
return sprintf("[%s](%s)", $content, $attrs->{href});
}
sub p {
my ($self, $attrs, $content) = @_;
return $self->treewalk($content) . "\n\n";
}
sub img {
my ($self, $attrs, $content) = @_;
my $title = ($attrs->{title}) ? qq( "$attrs->{title}") : "";
my $alt = $attrs->{alt} || $attrs->{title} || '';
return sprintf("![%s](%s%s)", $alt, $attrs->{src}, $title);
}
sub blockquote {
my ($self, $attrs, $content) = @_;
my @out = map { "> $_\n" } split /\r?\n/, $content;
return join("\n", @out);
}
sub pre {
my ($self, $attrs, $content) = @_;
my @lines = map { " " . $_ } split(/\r?\n/o, $content);
return join("\n", @lines) . "\n\n";
}
sub codeblock {
my ($self, $attrs, $content) = @_;
my $out;
$out = "```";
$out .= $attrs->{syntax} if $attrs->{syntax};
$out .= "\n";
$out .= $content . "\n";
$out .= "```\n";
return $out;
}
1;