public static function PHPUnit_Util_XML::convertSelectToTag

Parse a CSS selector into an associative array suitable for use with findNodes().

@since Method available since Release 3.3.0 @author Mike Naberezny <mike@maintainable.com> @author Derek DeVries <derek@maintainable.com>

Parameters

string $selector:

mixed $content:

Return value

array

File

drupal/core/vendor/phpunit/phpunit/PHPUnit/Util/XML.php, line 345

Class

PHPUnit_Util_XML

XML helpers.

Code

public static function convertSelectToTag($selector, $content = TRUE) {
  $selector = trim(preg_replace("/\\s+/", " ", $selector));

  // substitute spaces within attribute value
  while (preg_match('/\\[[^\\]]+"[^"]+\\s[^"]+"\\]/', $selector)) {
    $selector = preg_replace('/(\\[[^\\]]+"[^"]+)\\s([^"]+"\\])/', "\$1__SPACE__\$2", $selector);
  }
  if (strstr($selector, ' ')) {
    $elements = explode(' ', $selector);
  }
  else {
    $elements = array(
      $selector,
    );
  }
  $previousTag = array();
  foreach (array_reverse($elements) as $element) {
    $element = str_replace('__SPACE__', ' ', $element);

    // child selector
    if ($element == '>') {
      $previousTag = array(
        'child' => $previousTag['descendant'],
      );
      continue;
    }
    $tag = array();

    // match element tag
    preg_match("/^([^\\.#\\[]*)/", $element, $eltMatches);
    if (!empty($eltMatches[1])) {
      $tag['tag'] = $eltMatches[1];
    }

    // match attributes (\[[^\]]*\]*), ids (#[^\.#\[]*),
    // and classes (\.[^\.#\[]*))
    preg_match_all("/(\\[[^\\]]*\\]*|#[^\\.#\\[]*|\\.[^\\.#\\[]*)/", $element, $matches);
    if (!empty($matches[1])) {
      $classes = array();
      $attrs = array();
      foreach ($matches[1] as $match) {

        // id matched
        if (substr($match, 0, 1) == '#') {
          $tag['id'] = substr($match, 1);
        }
        else {
          if (substr($match, 0, 1) == '.') {
            $classes[] = substr($match, 1);
          }
          else {
            if (substr($match, 0, 1) == '[' && substr($match, -1, 1) == ']') {
              $attribute = substr($match, 1, strlen($match) - 2);
              $attribute = str_replace('"', '', $attribute);

              // match single word
              if (strstr($attribute, '~=')) {
                list($key, $value) = explode('~=', $attribute);
                $value = "regexp:/.*\\b{$value}\\b.*/";
              }
              else {
                if (strstr($attribute, '*=')) {
                  list($key, $value) = explode('*=', $attribute);
                  $value = "regexp:/.*{$value}.*/";
                }
                else {
                  list($key, $value) = explode('=', $attribute);
                }
              }
              $attrs[$key] = $value;
            }
          }
        }
      }
      if ($classes) {
        $tag['class'] = join(' ', $classes);
      }
      if ($attrs) {
        $tag['attributes'] = $attrs;
      }
    }

    // tag content
    if (is_string($content)) {
      $tag['content'] = $content;
    }

    // determine previous child/descendants
    if (!empty($previousTag['descendant'])) {
      $tag['descendant'] = $previousTag['descendant'];
    }
    else {
      if (!empty($previousTag['child'])) {
        $tag['child'] = $previousTag['child'];
      }
    }
    $previousTag = array(
      'descendant' => $tag,
    );
  }
  return $tag;
}