function Markdown_Parser::_detab_callback in Markdown 6

Same name and namespace in other branches

1. 5 markdown.php \Markdown_Parser::_detab_callback()

File

./markdown.php, line 1647

Class

Markdown_Parser

Code

function _detab_callback($matches) {
  $line = $matches[0];
  $strlen = $this->utf8_strlen;

  # strlen function for UTF-8.

  # Split in blocks.
  $blocks = explode("\t", $line);

  # Add each blocks to the line.
  $line = $blocks[0];
  unset($blocks[0]);

  # Do not add first block twice.
  foreach ($blocks as $block) {

    # Calculate amount of space, insert spaces, insert block.
    $amount = $this->tab_width - $strlen($line, 'UTF-8') % $this->tab_width;
    $line .= str_repeat(" ", $amount) . $block;
  }
  return $line;
}