public function build($node, $matches, $options = array())
{
if (isset($options['interwiki'])) {
preg_match('/(.*?):(.*)/', $matches[1][0], $m);
}
if (!isset($m[1]) || !isset($options['interwiki'][$m[1]])) {
return parent::build($node, $matches, $options);
}
$format = $options['interwiki'][$m[1]];
$link = new node('a');
$link->set_attribute('href', $this->format_link(preg_replace('/~(.)/', '$1', $m[2]), $format));
$this->apply($link, $matches[2][0], $options);
$node->append($link);
}
public function apply($node, $data, $options = array())
{
$tail = $data;
if (!is_object($this->fallback)) {
$this->fallback = $this->fallback ? new rule($this->fallback) : new defaultfallback();
}
while (true) {
$best = false;
$rule = false;
for ($i = 0; $i < count($this->children); $i++) {
if (!isset($matches[$i])) {
if (!is_object($this->children[$i])) {
$this->children[$i] = new rule($this->children[$i]);
}
$matches[$i] = $this->children[$i]->match($tail);
}
if ($matches[$i] && (!$best || $matches[$i][0][1] < $best[0][1])) {
$best = $matches[$i];
$rule = $this->children[$i];
if ($best[0][1] == 0) {
break;
}
}
}
$pos = $best ? $best[0][1] : strlen($tail);
if ($pos > 0) {
$this->fallback->apply($node, substr($tail, 0, $pos), $options);
}
if (!$best) {
break;
}
if (!is_object($rule)) {
$rule = new rule($rule);
}
$rule->build($node, $best, $options);
$chopped = $best[0][1] + strlen($best[0][0]);
$tail = substr($tail, $chopped);
for ($i = 0; $i < count($this->children); $i++) {
if (isset($matches[$i])) {
if ($matches[$i][0][1] >= $chopped) {
$matches[$i][0][1] -= $chopped;
} else {
unset($matches[$i]);
}
}
}
}
}
/**
* Apply a rule to this category.
*
* @param rule $rule The rule to apply.
*/
public function apply($rule)
{
$courses = $this->get_courses();
$rule->apply($courses);
}
public function __construct($params = array())
{
parent::__construct($params);
}