| 211 |
return ''; |
return ''; |
| 212 |
} # manakai_language |
} # manakai_language |
| 213 |
|
|
| 214 |
|
## TODO: document |
| 215 |
|
sub manakai_html_language ($;$) { |
| 216 |
|
my $self = $_[0]; |
| 217 |
|
local $Error::Depth = $Error::Depth + 1; |
| 218 |
|
|
| 219 |
|
if (@_ > 1) { |
| 220 |
|
if ($self->node_type == 1) { # ELEMENT_NODE |
| 221 |
|
if (defined $_[1]) { |
| 222 |
|
## TODO: non HTML |
| 223 |
|
if ($self->has_attribute_ns (undef, 'xml:lang')) { |
| 224 |
|
$self->set_attribute_ns (undef, [undef, 'xml:lang'] => $_[1]); |
| 225 |
|
# or exception |
| 226 |
|
} else { |
| 227 |
|
$self->set_attribute (lang => $_[1]); |
| 228 |
|
} |
| 229 |
|
} else { |
| 230 |
|
## TODO: html lang |
| 231 |
|
$self->remove_attribute_ns |
| 232 |
|
(q<http://www.w3.org/XML/1998/namespace>, 'lang'); |
| 233 |
|
$self->remove_attribute_ns (undef, 'xml:lang'); |
| 234 |
|
} |
| 235 |
|
} |
| 236 |
|
|
| 237 |
|
return undef unless defined wantarray; |
| 238 |
|
} |
| 239 |
|
|
| 240 |
|
my $target = $self; |
| 241 |
|
while (defined $target) { |
| 242 |
|
if ($target->node_type == 1) { # ELEMENT_NODE |
| 243 |
|
|
| 244 |
|
## TODO: non-html |
| 245 |
|
my $r = $target->get_attribute ('lang'); |
| 246 |
|
return $r if defined $r; |
| 247 |
|
|
| 248 |
|
## Step 1 |
| 249 |
|
|
| 250 |
|
## Step 1.1 |
| 251 |
|
$r = $target->get_attribute_ns |
| 252 |
|
(q<http://www.w3.org/XML/1998/namespace>, 'lang'); |
| 253 |
|
return $r if defined $r; |
| 254 |
|
|
| 255 |
|
## Step 1.2 |
| 256 |
|
$r = $target->get_attribute_ns (undef, 'xml:lang'); |
| 257 |
|
return $r if defined $r; |
| 258 |
|
} |
| 259 |
|
|
| 260 |
|
## Step 2 |
| 261 |
|
$target = $target->parent_node; |
| 262 |
|
} |
| 263 |
|
|
| 264 |
|
## Step 3 |
| 265 |
|
my $od = $self->owner_document; |
| 266 |
|
if (defined $od) { |
| 267 |
|
return $od->manakai_language; |
| 268 |
|
} |
| 269 |
|
|
| 270 |
|
## Step 4 |
| 271 |
|
## TODO: from upper-level protocol, if $self isa Document |
| 272 |
|
|
| 273 |
|
## Step 5 |
| 274 |
|
return ''; |
| 275 |
|
} # manakai_html_language |
| 276 |
|
|
| 277 |
sub last_child ($) { |
sub last_child ($) { |
| 278 |
my $self = shift; |
my $self = shift; |
| 279 |
return $$self->{child_nodes} && $$self->{child_nodes}->[0] |
return $$self->{child_nodes} && $$self->{child_nodes}->[0] |
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