public static function CacheContextsManager::parseTokens

public static CacheContextsManager::parseTokens(array $context_tokens)

Parses cache context tokens into context IDs and optional parameters.

Parameters

string[] $context_tokens: An array of cache context tokens.

Return value

array An array with the parsed results, with each result being an array containing:

  • The cache context ID.
  • The associated parameter (for a calculated cache context), or NULL if there is no parameter.

File

core/lib/Drupal/Core/Cache/Context/CacheContextsManager.php, line 233

Class

CacheContextsManager
Converts cache context tokens into cache keys.

Namespace

Drupal\Core\Cache\Context

Code

public static function parseTokens(array $context_tokens) {
  $contexts_with_parameters = [];
  foreach ($context_tokens as $context) {
    $context_id = $context;
    $parameter = NULL;
    if (strpos($context, ':') !== FALSE) {
      list($context_id, $parameter) = explode(':', $context, 2);
    }
    $contexts_with_parameters[] = [$context_id, $parameter];
  }
  return $contexts_with_parameters;
}

© 2001–2016 by the original authors
Licensed under the GNU General Public License, version 2 and later.
Drupal is a registered trademark of Dries Buytaert.
https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Cache!Context!CacheContextsManager.php/function/CacheContextsManager::parseTokens/8.1.x