public function jQueryUiFilter::parseOptions in jQuery UI filter 8.2

Parse options from an attributes string.

Parameters

string $text: A string of options.

Return value

array An associative array of parsed name/value pairs.

1 call to jQueryUiFilter::parseOptions()

jQueryUiFilter::process in src/Plugin/Filter/jQueryUiFilter.php

Performs the filter processing.

File

src/Plugin/Filter/jQueryUiFilter.php, line 147

Contains \Drupal\jquery_ui_filter\Plugin\Filter\jQueryUiFilter.

Class

jQueryUiFilter

Provides a filter to generate jQuery UI accordion and tabs widgets.

Namespace

Drupal\jquery_ui_filter\Plugin\Filter

Code

public function parseOptions($text) {

  // Decode special characters.
  $text = html_entity_decode($text);

  // Convert decode   to expected ASCII code 32 character.
  // See: http://stackoverflow.com/questions/6275380/does-html-entity-decode-replaces-nbsp-also-if-not-how-to-replace-it
  $text = str_replace("", ' ', $text);

  // Convert camel case to hyphen delimited because HTML5 lower cases all
  // data-* attributes.
  // See: Drupal.jQueryUiFilter.getOptions.
  $text = strtolower(preg_replace('/([a-z])([A-Z])/', '\\1-\\2', $text));

  // Create a DomElement so that we can parse its attributes as options.
  $html = Html::load('<div ' . $text . ' />');
  $dom_node = $html
    ->getElementsByTagName('div')
    ->item(0);
  $options = [];
  foreach ($dom_node->attributes as $attribute_name => $attribute_node) {

    // Convert empty attributes (ie nothing inside the quotes) to 'true' string.
    $options[$attribute_name] = $attribute_node->nodeValue ?: 'true';
  }
  return $options;
}