function htmltidy_test in HTML Tidy 6

Same name and namespace in other branches

1. 5 htmltidy.module \htmltidy_test()
2. 7 htmltidy.module \htmltidy_test()

Sets the htmltidy_apppath Drupal variable to a valid value.

Parameters

$message Assigned to an explanation.:

Return value

true if ok, false on error.

1 call to htmltidy_test()

_htmltidy_settings in ./htmltidy.module

Drupal hook that allows an administrator to view or modify module settings.

File

./htmltidy.module, line 520

The theme system, which controls the output of Drupal. The htmltidy module uses Tidy (http://tidy.sf.net) to properly format HTML for saving and display.

Code

function htmltidy_test(&$message, &$version) {

  #  // we aren't setup to use the extension

  #  if (extension_loaded('tidy')) {

  #    $version = 'PHP Tidy Extension enabled OK';

  #    return TRUE;

  #  }
  $tidypath = variable_get('htmltidy_apppath', '/usr/bin/tidy');
  if (!file_exists($tidypath)) {

    // windows specific paths
    if (substr(PHP_OS, 0, 3) == 'WIN') {
      $maybepaths = array(
        preg_replace('|\\\\+|', '/', dirname(__FILE__)) . '/bin/tidy.exe',
      );
    }
    else {
      $maybepaths = array(
        '/bin/tidy',
        '/usr/bin/tidy',
        '/usr/local/bin/tidy',
        preg_replace('|\\\\+|', '/', dirname(__FILE__)) . '/bin/tidy',
      );
    }
    foreach ($maybepaths as $tidypath) {
      drupal_set_message('Looking for tidy at ' . $tidypath);
      if (file_exists($tidypath)) {
        break;
      }
    }
    if (!file_exists($tidypath)) {
      $message = "Couldn't find tidy binary anywhere!";
      return FALSE;
    }
    variable_set('htmltidy_apppath', $tidypath);
  }

  // now test it
  $command = escapeshellcmd($tidypath . ' -v');
  if (exec($command, $response)) {
    $version = $response[0];
    return TRUE;
  }
  else {
    $message = "Found a 'tidy' binary, but it didn't run right. \n{$command}\nfailed to respond correctly";
    return FALSE;
  }
}