/**
* Track the line number and column in the text.
* @param MUNGER_TOKEN $token
* @access private
*/
protected function _update_position($token)
{
$text = $token->data();
$pos = strpos($text, "\n");
if ($pos !== false) {
$last_pos = $pos + 1;
while ($pos !== false) {
$this->_line_number += 1;
$this->_column = 1;
$pos = strpos($text, "\n", $last_pos);
if ($pos !== false) {
$last_pos = $pos + 1;
}
}
$this->_column += strlen($text) - $last_pos;
} else {
$this->_column += strlen($text);
}
}
/**
* Format the text for the given footnote number.
* @param MUNGER $munger The transformation context.
* @param MUNGER_TOKEN $token
* @param MUNGER_FOOTNOTE_INFO $info
* @return string
* @access private
*/
protected function _format_text($munger, $token, $info)
{
if (!$token->is_start_tag()) {
return '</div>';
}
return parent::_format_text($munger, $token, $info);
}
/**
* Convert the given token to the output format.
* @param MUNGER $munger The transformation context.
* @param MUNGER_TOKEN $token
* @return string
*/
public function transform($munger, $token)
{
if ($token->is_start_tag()) {
return str_repeat('-', $munger->available_width()) . "\n";
}
return '';
}
/**
* Replace a known tag with its actual content.
* @param MUNGER_TOKEN $token
* @return string
* @access private
*/
protected function _known_tag_as_text($token)
{
return $token->data();
}
/**
* Convert the given token to the output format.
* @param HTML_MUNGER $munger The transformation context.
* @param MUNGER_TOKEN $token
* @return string
*/
public function transform($munger, $token)
{
if ($token->is_start_tag()) {
$attributes = $token->attributes();
$this->_level = read_array_index($attributes, 'level');
if (!is_numeric($this->_level)) {
$this->_level = $this->default_level;
}
$builder = $munger->make_tag_builder("h{$this->_level}");
$builder->add_array_attribute('class', $attributes);
$builder->add_array_attribute('style', $attributes);
return $builder->as_html();
}
return "</h{$this->_level}>";
}
/** Transform a token as text.
* @param MUNGER_TOKEN $token
* @access private */
protected function _transform_as_text($token)
{
$this->_output .= $token->data();
}